What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive patent titles by entering the class/subclass in the box below.
Enter a class/subclass code here to get a list of patent titles. Use
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363-131 121-55A 14-.5
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subclass letters capitalized. Currently Design Patent titles (those in the
classes of the form Dxx.yy) are not retreivable.
A-FRAME STRUCTURE ................... D25/29 ABACUS .............................. 434/203+ DESIGN ............................D18/6+ ABATTOIR SEE BUTCHERING ABDOMINAL SUPPORTERS .................450/94+ ABIETIC ACID ........................ 562/404+ ESTERS ............................560/7 NATURALLY OCCURING MIXTURES .......530/200+ ABIETYL ALCOHOL ..................... 568/714 ABLATIVE FLUIDS ..................... 169/DIG.2 ABORT INDICATOR OF ABORTED START ........431/15 MOTOR WITH ABORT MEANS ............60/379 ABRADING SEE FILE OR FILING; GRINDING 51 ABRADANT-FILLED BAGS ..............51/294 ATTACHMENTS FOR CUTLERY ...........51/241.R+ COMMINUTING SOLID MATERIAL BY .....241 APPARATUS ......................241/31+ HARD MATERIAL IN SITU ..........299 PROCESS ........................241/1+ CUTLERY COMBINED ..................30/138+ DENTAL APPARATUS ..................433/142 MOTOR DRIVEN ...................433/125 FILTER BLOCK CLEANING BY ..........210/353 FRAMES AND MOUNTS .................51/166.R+ FRUIT PEELER AND PARER ............99/588+ GRAIN HULLING APPARATUS ......................99/600+ PROCESSES ......................426/482+ GRATERS FOR VEGETABLES ............241/273.1+ HAND HELD POWER TOOL ..............D08/61+ HORSESHOE CALK SHARPENERS .........168/46 KERF CUTTING IN THE EARTH .........299/29+ LUBRICANT BY FLUID FOR FEEDING ....184/60 MACHINERY DESIGN ..................D15/124+ MACHINES ..........................51/2.R+ MANICURING COMPOUND TOOLS .................132/75.6 IMPLEMENTS .....................132/76.4 MASK OR STENCIL ...................51/262.R UTILIZING ......................51/310+ MATERIAL ..........................51/293+ METHODS ...........................51/281.R+ PROCESSES .........................51/281.R+ RAZOR COMBINED ....................30/138+ SAW SHARPENING ....................76/31+ SEVERING BY .......................51/98.R SHARPENERS ........................D08/91+ TEST BY ...........................73/7 TOOL CARRIER ......................51/330+ TOOL MAKING .......................51/293+ TOOL, FLEXIBLE MEMBER .............51/394+ TOOL, RIGID .......................51/204+ TRAVELING BAND ....................51/135.R+ TUMBLING DEVICE ...................51/163.1+ WATER PURIFICATION CHEMICAL FEEDERS ...............241/39 CHEMICAL TREATMENT .............210/198.1+ WEARING IN ........................29/89.5 WITH GLASS WORKING ................65/61 WORK FEEDER .......................51/215.R+ WORK HOLDER .......................51/216.R+ WORK RESTS ........................51/238.R+ WORK TABLES .......................51/240.R+ ABRASIVES ........................... 51/293+ BELTS .............................51/357 DETERGENTS HAVING .................252/89.1+ DISCS .............................51/358+ LUBRICANTS HAVING .................252/11 METAL STOCK PARTICULATE ...........75/231 SILICON CARBIDE ...................51/307+ STOCK MATERIAL ....................428/143+ METALLIC .......................428/932* TUNGSTEN CARBIDE ..................51/307+ ABSCISSION AGENT .................... 504/162+ ABSORBENTS AND ABSORBERS (SEE SORBENTS) ABSORBER SHADING, MANUALLY ADJUSTS 126/703 BANDAGES ..........................602/41+ DESIGN .........................D24/189 CARBOHYDRATE TREATMENT WITH .......127/55 CHEMICAL PURIFICATION ..........127/49 CARBON ............................502/416 CATAMENIAL & DIAPER ...............604/358+ DESIGNS ........................D24/125+ CIGAR & CIGARETTE TIPS ............131/331 COATING ...........................126/907* COMPOSITIONS ......................502/400+ CHEMICAL AGENTS ................252/184 COLLOID RESOLVING OR INHIBITING 252/322+ DRYING .........................252/194 GETTERS FOR ELECTRIC LAMPS ETC .252/181.1+ LIQUID CONTAINING ..............252/1 REFRIGERANT ....................252/69 CONVERTING MINERAL OIL USING ......208/46+ DEHUMIDIFICATION OF GAS 62/271 WITH REFRIGERATION .............62/271 PROCESSES ......................62/94 DEHYDRATING MINERAL OIL WITH ......208/188 DISTILLED VAPOR TREATING ..........203/41 APPARATUS ......................202/183+ DRYING SOLIDS (SEE BLOTTER) .......34/95+ SHEET FORM FOR PRINTED MATTER ..101/419 WEB FORM FOR PRINTED MATTER ....101/417+ WEB OR SHEET FORM ABSORBENT ....34/94 ELECTRIC BATTERY GAS VENTS ........429/86 GAS SEPARATORS ....................55 DRIER COMBINED WITH ............34/71 GAS STORING .......................206+ LIQUEFIED GAS HANDLING ............62/46.1+ PRODUCING ......................62/17+ LIQUID SEPARATING, BY .............210/660+ CHROMATOGRAPHY .................210/665+ MATERIAL SEPARATION BY CHEMICAL SUGAR REFINING PROCESSES ....................127/49 COMBINED DRYING ................34/71 DEHYDRATING OIL ................208/188 DISTILLATION PROCESS COMBINED ..203/41 DISTILLATION SYSTEM COMBINED ...202/183+ DRYING .........................34/95 DRYING VAPOR TREATMENT .........34/80+ FROM GASES .....................95 LIQUID PURIFICATION ............210/660+ CHROMATOGRAPHY ...............210/656+ MINERAL OIL SEPARATION .........208/341+ PHYSICAL SUGAR REFINING PROCESSES ....................127/55 PURIFICATION OF FATS ETC .......554/175+ SMOKING DEVICE SMOKE TREATING ..131/203+ TOBACCO PRODUCTS SMOKE TREATING 131/331 NEUTRON ...........................376/339 OTHER DRYING MEANS COMBINED .......34/71 PURIFICATION OF FATS OILS WAXES ...554/175 RECEPTORS .........................604/358+ REFRIGERATION PRODUCING ...........62/476+ AUTOMATIC ......................62/141+ PROCESSES ......................62/101+ SMOKING DEVICES USED WITH .........131/203+ SURGICAL PADS .....................604/358+ VACUUMIZING A CHAMBER ..........62/268+ WIPERS & BRUSHES ..................15 ABSORBER, NUCLEAR ENERGY ............ 250/515.1+ RADAR .............................342/1 ABSORPTION SEE ABSORBENTS TYPE FREQUENCY MEASUREMENTS .......324/76.51 ABSORPTIVE CONCRETE FORM LINING ..... 249/189 ABUSE, DRUGS OF ..................... 436/901* ABUTMENT FOR BRIDGES ................ 14/26 AC DC CONVERTER ..................... 363 ACCELERATION ELECTRIC AUTO STOP LIGHT ................340/467 MOTOR SYSTEM ...................388/842+ INERTIA SWITCH ....................20/61.45R VEHICLE LIGHT SYSTEM ..............315/77+ ACCELERATOR ......................... 74/513 FERMENTATIONS WITH ................435/1+ HAND CONTROL WITH .................74/482 POLYMERS PREPARED FROM ............520/1+ ACCELEROMETER ELECTRICAL ........................324 PIEZOELECTRIC ..................310/329 NON-ELECTRICAL ....................73/514+ ACCIDENT PREVENTING DEVICES SEE D29 SAFETY DEVICES .....................D29 ACCLIMATIZATION OF FERMENTS ......... 435/245 ACCORDION MUSICAL INSTRUMENT ................84/376.R DESIGN .........................D17/3+ MUSIC DIGEST ...................84/DIG.15 PLEATING OR FOLDING ...............270/30+ COATING DEVICE FOR ACCORDION 401/153 FOLDING WALL .................401/153 STRAPS, TIGHTENERS ................24/68.AS ACCOUNTING BINDER DEVICE RELEASABLY ENGAGING APERTURE OR NOTCH OF SHEET .....402 BOOK STRIPS & LEAVES ..............281 CALCULATING .......................235 COMPUTER CONTROLLED, MONITORED ....364/406 MANIFOLDING FORM-BOOK TYPE ........462/54 PERFORATED ARTICLE ASSORTING ......209/613 PRINTED MATTER ....................283 PUNCH SELECTOR ....................234 TYPING ............................40 ACCUMULATOR ......................... 425/DIG.1 BOILER STEAM STORAGE ..............122/35 CALCULATING TOTALIZER .............235 VARIATOR WITH ACCUMULATOR ......235/61.FC COMBUSTION PRODUCTS POWER PLANTS ..60/731 COOKERS FIRELESS ..................126/273.5 ELECTRIC BATTERY ..................429/149+ FLUID PRESSURE COMPENSATOR ........138/26+ HEAT ABSORBER STRUCTURE ...........126/400 HEAT RADIATOR .....................237/75 HEAT STORAGE ......................165/18 REGENERATOR ....................165/4+ HILL PLANTING .....................111/51 HYDRAULIC .........................138/26+ POWER PLANT ....................60/413+ POWER PLANT ....................60/659 MAKING ............................29/890.6 MOTOR STEAM EXHAUST ...............60/659 PUMP COMBINED .....................417/540+ REFRIGERANT .......................62/503 AUTOMATIC ......................62/174 STORAGE BATTERY ...................429 VEHICLE HEATER ....................237/44 WATER HEATER COMBINED .............126/375 ACETALS ............................. 568/590+ CYCLIC 5 MEMBERED RING ............549/430+ CYCLIC 6 MEMBERED RING ............549/369+ ACETANILIDE ......................... 564/218 ACETATE ............................. 536/69+ CELLULOSE .........................536/69+ ESTERS ............................560/231+ LEAD ..............................556/105 LIGHT METAL SALTS .................562/607 POLYVINYL (SEE ALSO SYNTHETIC RESIN526/319 OR NATURAL RUBBER) .............526/319 SILK (SEE ARTIFICIAL SILK) ACETIC ACID ......................... 562/607 DEHYDRATION OF ....................203/16 ACETOACETIC ACID .................... 562/577 ESTERS ............................560/178 ACETONE ............................. 568/382 FERMENTATIVE PRODUCTION ...........435/150+ PURIFICATION OR RECOVERY ..........568/411 ACETONITRILE ........................ 558/435 ACETOPHENONE ........................ 568/335 ACETOSALICYLIC ACID ................. 560/143 ACETYL CHLORIDE ..........................562/840 ACETYLATION (SEE ACETATE) AMINES ............................564/137+ KETENE PRODUCTION .................568/301 PHENOLS ...........................560/130+ TEXTILES ..........................8/121 ACETYLENE (SEE TRIPLE BOND HYDROCARBON) ALDEHYDES FROM ....................568/458 BURNER LANTERN ....................362/160 CYLINDER ..........................206+ ELECTROSTATIC FIELD OR ELECTRICAL DISCHARGE PRODUCTION ...........204/171 ESTERS FROM .......................560/242 GAS TANKS .........................220/581+ GENERATION FROM CARBIDE ...........48 PACKAGE OR RECEPTACLE .............206+ SEPARATING FROM GASES .............95/145+ SEPARATING FROM GASES .............95/238 SIX MEMBERED HETERO N COMPOUNDS FROM .................546/253 SYNTHESIS OF ......................585/534+ SYNTHETIC RESINS FROM (SEE ALSO 526/285 SYNTHETIC RESIN OR NATURAL 526/285 RUBBER) ........................526/285 VINYL HALIDES FROM ................570/233 ACHROMATIC IMAGE FROM CHROMATIC ....................430/367 FROM ORGANIC COMPOUND .............430/402 TO ORGANIC COMPOUND ...............430/565 WITH CHROMATIC ....................430/364 ACID (SEE TYPE OF ACID) ABSORBING AGENTS FOR ..............252/189 ACIDIZING OR FORMATION DESTROYING IN WELL TREATING ...............252/8.553 ACTIVATED (SEE CLAY) ANHYDRIDE CARBOCYCLIC OR ACYCLIC .........562/869+ CYCLIC POLYCARBOXYLIC ..........549/231+ ELECTROLYTIC SYNTHESIS OF ......204/103+ INORGANIC, PHOSPHORUS COMPOUND .423/304+ INORGANIC, SULFUR COMPOUND .....423/511+ CATALYST REGENERATION WITH ........502/27 ORGANIC ........................502/28 CONTAINERS ........................206/524.1+ DETERGENTS CONTAINING .............252/142+ ELECTROLYTIC SYNTHESIS OF .........204/103+ ORGANIC ...........................562 CARBOXYLIC HALIDES .............562/840 HALIDES ........................562/800+ HIGHER FATTY ELECTRIC DISCHARGE 204/167 TREATMENT ....................204/167 HIGHER FATTY ELECTROMAGNETIC WAVE TREATMENT ...............204/157.6 HYDROCARBON PURIFICATION USING .585/866 PHOSPHATE FERTILIZER ..............71/33+ ACIDOPHILUS MILK, CREAM, BUTTERMILK . 426/71 ACORN TYPE ELECTRONIC TUBE .......... 313 ACOUSTICS (SEE SOUND) ............... 181 BUILDING CONSTRUCTION .............52/144+ CELLS ALTERING OPTICAL ELEMENT .......359/285+ ISOLATION OF MOTION PICTURE 352/35 HOUSING AND SUPPORTS .........352/35 COUPLER COMBINED TELEPHONE-PHONOGRAPH ..379/78 DESIGN .........................D14/242 OSCILLATORS ....................331/155 ELECTRICAL, WAVE SYSTEMS & DEVICES AIRBORNE SHOCK-WAVE DETECTION ..367/906* COLLISION AVOIDANCE ............367/909* COORDINATE DETERMINATION .......367/907* DOPPLER COMPENSATION SYSTEMS ...367/904* MATERIAL LEVEL DETECTION .......367/908* NOISE REDUCTION IN NONSEISMIC 367/901* RECEIVING SYSTEM .............367/901* PARTICULAR WELL-LOGGING APPARATUS ....................367/911* PORTABLE SONAR DEVICES .........367/910* SIDE LOBE REDUCTION OR SHADING .367/905* SONAR TIME VARIED GAIN CONTROL .367/900* SPEED OF SOUND COMPENSATION ....367/902* TRANSMIT-RECEIVE CIRCUITRY .....367/903* ENERGY MEASURING ..................73/861.25+ FLUID PRESSURE LEAK DETECTOR ......73/40.5A HOLOGRAPHY,VIBRATION MEASURING ....73/603 MEASURING INSTRUMENTS .............73/570+ STOCK MATERIAL ....................181/284+ TARGET FOR GOLF ...................273/181.C TRANSDUCER MAKING .................29/594 TRANSDUCER MAKING .................29/602.1 TV MECHANICAL-OPTICAL SCANNING BY ACOUSTIC WAVE ................358/201 PICTURE PROJECTION DEVICE ......358/235 WALL CONSTRUCTION .................52/144+ ACRIDINE ............................ 546/102+ ANTHRONE OR ANTHRAQUINONE NUCLEI ..546 AZO COMPOUNDS .....................534/753+ ACRIDONE DYE ........................ 8/662 ACRIFLAVINE ......................... 546/104+ ACRILAN T M (POLYACRYLONITRILE COPOLYMERS) ........................526/342 ACROLEIN POLYMERS (SEE ALSO SYNTHETIC RESIN OR NATURAL RUBBER) .............526/315 ACRONYCINES ......................... 546/62+ IN DRUG ...........................514/285 ACRYLON T M (POLYACRYLONITRILE METHYL METHACRYLATE) ......................526/329.4 ACRYLONITRILE (SEE ALSO SYNTHETIC RESIN OR NATURAL RUBBER) ............................526/341 ACTINIC GLASS ....................... 501/900* DEVELOPING BY HEAT ................65/30.1+ ACTINIDE SERIES METALS SEE RADIOACTIVE ALLOYS ............................420/1+ COMPOSITIONS ......................252/625 ELECTROLYSIS ......................204/1.5 HEAT TREATMENT ....................148/560 METALLURGY ........................75/393+ NUCLEAR FUELS .....................376/409+ ORGANIC COMPOUNDS .................534/11+ ACTINOMETER ......................... 356/213+ ACTINOMYCETALES ..................... 435/169 X-ART COLLECTIONS .................435/822* ACTINOSPECTACIN ..................... 549/361 ACTIVATED ERGOSTEROL ................ 552/653 ACTIVATING CARBON ................... 502/180+ ACTIVATION LAMP FILAMENTS ....................445/6 OF CATALYST BEFORE USE IN HYDROCARBON SYNTHESIS ..........585/906* VITAMINS IN FOODS .................426/72+ ACTUATED AND ACTUATION (SEE TYPE OF DEVICE ACTUATED AS DOOR GATE VALVE, ETC OR MEANS EMPLOYED TO ACTUATE AS CAM, GEAR, MOTOR PAWL, SPEED RESPONSIVE DEVICE, SPRING THERMOSTAT) ACUPUNCTURE TEST, ELECTRIC .......... 128/735 ACUPUNCTURE, X-ART ................128/907* ACYCLIC HYDROCARBON (SEE DIOLEFIN; OLEFIN; PARAFIN; TRIPLE BOND) ACYLOINS ............................ 568/303+ ADAMANTANE SYNTHESIS ................ 585/352 ADAPTER ELECTRICAL CONNECTOR SOCKET .......439/638+ PIPE JOINT ........................285/176+ ADDING DISPENSER CYCLE TOTALIZER .........222/36+ MACHINE ...........................235 DESIGN .........................D18/3+ WITH RECORDER ..................235/58.R+ PENCIL ............................235/64 ADDRESSING MACHINE .................. 101/47+ ADDRESS PRINTERS ..................D18/50+ PLATES ............................101/369+ ADDUCTS STABILIZING AN ENZYME BY ..........435/188 UREA ..............................564/1.5+ ADENINE ............................. 544/277 ADENOID REMOVAL DEVICES ............. 606/110 ADENOSINE ........................... 536/27.6 PHOSPHATE .........................536/26.7 TRIPHOSPHATE ......................536/26.26 ADHESIVE APPLYING STACKING APPARATUS WITH MEANS 414/904* TO APPLY ADHESIVE TO ARTICLES 414/904* TO PLUCK FOWLS .................452/72 WITH LAMINATING ................156 BONDING (SEE EXTENSIVE DIGEST LIST) APPARATUS ......................156/346+ METHODS ........................156/60+ BRACKETS ATTACHED BY ..............248/205.3+ CARRIER COMPONENT HAVING ADHERENT SURFACE ........................224/901* COMPOSITIONS ALKALI METAL SILICATE ..........106/600+ BIOCIDE WITH ...................424 CARBOHYDRATE GUM ...............106/205+ CELLULOSE LIBERATION LIQUOR ....106/123.1 CORE OILS ......................106/38.2+ PROTEIN ........................106/124+ RUBBER CTG (SEE SYNTHETIC RESIN 520/1+ OR NATURAL RUBBER) ...........520/1+ STARCH .........................106/210+ SYNTHETIC RESIN CTG SYNTHETIC RESIN OR NATURAL 520/1+ RUBBER .......................520/1+ ANEROBIC .....................523/176 DENTAL .......................523/116 OPTICAL CEMENT ...............523/168 SURGICAL .....................523/118 VERMIN CATCHING, TRAPPING ......424/77 DIGEST ............................24/DIG.11 FASTENER FOR DIAPER ...............604/389+ INSECT CATCHING AND DESTROYING ....424/77 INSECT TRAP .......................43/114+ JEWELRY ...........................63/DIG.1 MANIFOLDING .......................462/900* PRESSURE SENSITIVE .............462/901* METAL WORKING INVOLVING ...........29/DIG.1 MOISTENERS ........................118 ENVELOPE SEALING COMBINED ......156/441.5+ PROCESS OF FORMING ................427/207.1+ SEPARATOR FOR SHEET FEEDING .......271/33 TAPE ..............................428/261+ COATED ON BOTH SIDES ...........427/208 COATED ON OUTERMOST LAYER ......428/343 COATING PROCESS ................427/207.1 HOLDER WITH EDGE FOR TEARING ...225/6+ LAMINATED ......................428/343+ REMOVABLE LAYER ................428/40+ ROLLS ..........................206/411 TESTING ...........................73/150.A TOYS, DETACHABLY ADHESIVE .........446/85+ X-ART, SPECIAL RECEPTACLE OR PACKAGE ........................206/813* ADIPIC ACID ......................... 562/590 ADJUNCTS STATIC MOLD .......................249/205+ SINK HEAD OR HOT TOP ...........249/202 ADJUSTABLE SEE DEVICE TO BE ADJUSTED ADRENALIN T M ....................... 564/365 MEDICINE CONTAINING ...............424/520+ ADRENOCHROME ........................ 548/512 ADRENOCORTICOTROPHIN ACTH .......... 530/306 ADRENOSTERONE ....................... 552/621 ADSORBENT (SEE SORBENT) ADVANCING DEVICE FOR TOOL ...................173/141+ AUTOMATIC ......................173/4+ CYCLIC SELF ACTING .............173/19 IMPACTING DEVICE COMBINED ......173/112+ MATERIAL OF INDETERMINATE-LENGTH ..226 ADVERTISING AERIAL ............................40/212+ CALENDARS .........................40/107 CARD SUPPORT ......................D06/512 DESIGN ............................D20/10+ DISPLAY CARDS .....................40/124.1 MIRROR OR REFLECTOR DEVICES .......359/838+ MOUNTING BRACKET FOR SIGN .........D08/354+ PRINTED MATTER ....................283/56 SHOW BOXES AND CARDS ..............D20/40 SIGN EXHIBITING ...................40 SKYWRITING ........................40/213 TELEGRAPHOPHONES & ANNUNCIATORS ...369 VEHICLE BODY ......................296/21 ADZES ............................... 30/308.1 DESIGN ............................D08/76 AERATION AERATOR ...........................D23/213+ AQUARIUM .......................119/263 AGITATION MIXERS ..................366/101+ BAIT CONTAINER ....................43/57 DISPENSING WITH GAS AGITATING .....222/195 DISTILLATION SEPARATORY DISTILLATE .....................202/203 VAPOR ..........................202/201 FAUCET ATTACHMENT FOR .............239/428.5 DIGEST .........................261/DIG.22 FOOD, CEREAL PUFFING ..............99/323.4 LIQUID PURIFICATION CONTACT SURFACE MEANS ..........210/150+ PROCESS, BIOLOGICAL ............210/620+ OXIDATION ....................210/758+ WITH FLOTATION ...............210/703+ SUBMERGED FLUID INLET ..........210/220+ OXYGEN TRANSFER TECHNIQUE .........435/818* PUMPING BY AERATING LIQUID COLUMN .417/108+ SEWAGE PROCESS ....................210/620+ DIFFUSERS ......................261/DIG.7 ROTATING .......................261/DIG.71 AERIAL (SEE ANTENNA) BOMBS .............................102/382+ CABLEWAY ..........................104/112+ CAMERA ............................354/65+ FILMS, RADIATION IMAGERY ..........430/928* FIRE FIGHTING APPARATUS ...........244/136 PHOTO INSTRUMENTS .................33/1.A SIGHTING ..........................33/229+ AEROGRAM DESIGN ..................... D19/2 AEROMETER ........................... 73/30.1+ AERONAUTICS ......................... 244 AEROPLANE (SEE AIRCRAFT) ............ 244 AEROSOL T M ......................... 252/305 AEROSTATIC EXHIBITING DEVICES ....... 40/212 SKYWRITING ........................40/213 AEROSTEAM ENGINES ................... 60/200.1+ AESCULIN ............................ 536/18.1 AFFIXING APPARATUS LABEL PASTING AND PAPER HANGING ...156 SHEET METAL CONTAINER MAKING ......413 AFGHAN BLANKET ...................... D06/603 AFRICAN VIOLETS ..................... PLT/69.1+ AFTERBURNER, REACTION MOTOR WITH .... 60/261 AFTERTREATMENT OF POLYMERS CHEMICALLY FROM ETHYLENIC MONOMERS ONLY ..................525/326.1+ PHYSICALLY ........................528/480+ AGAR ................................ 536/3 AGE HARDENING FERROUS ALLOYS ....................148/622+ NONFERROUS ALLOYS .................148/559+ PERMANENT MAGNET MATERIAL .........148/102 AGGLOMERATING APPARATUS .........................425/222 INORGANIC COMPOUNDS ...............23/313.R+ METAL POWDER OR SCRAP .............425/222 ORES ..............................75/746+ PREVENTING AGENTS .........................252/381+ COMMINUTION COMBINED ...........241/16 AGGREGATE AND PELLET ................ 425/DIG.101 AGITATING SEE COMPACTING,JARRING, JOGGING, MIXER, STIRRER, VIBRATORS .366 ABRADING TUMBLER ..................51/163.1+ PROCESSES ......................51/313+ SAND BLAST COMBINED ............51/422 AGITATOR DISCHARGING ..............366/184 RECEPTACLE MOVING ..............366/187 AGITATOR FEEDING ..................366/150+ CONDITION RESPONSIVE CONTROL OF LIQUID INJECTOR IN MIXING CHAMBER .....366/167 SUCTION ........................366/163+ TANGENTIAL TO MIXING CHAMBER ...366/165 AGITATOR MIXING CHAMBER MOVABLE ...366/219+ OSCILLATING ....................366/237+ ROTATING .......................366/220 AGITATOR MIXING CHAMBER STATIONARY 366/341 WITH STIRRER ...................366/241 AGITATOR PLURAL MIXING CHAMBER MORTAR .........................366/14 MOVING .........................366/235 RUBBER & HEAVY PLASTIC .........366/91 AGITATOR STIRRER ..................366/343+ COVER COMBINED .................366/242+ BATHTUBS ..........................4/584+ BEARING LUBRICANT .................384/395 AXLE BEARING ...................384/384 CHURN BUTTERWORKER COMBINED .......99/459 COATING IMPLEMENT COMBINED ........401/4 COMMINUTING COMBINED ..............241/98 CONCENTRATING EVAPORATOR ..........159/25.1 DISTILLATION APPARTUS COMBINED ....202 DISTILLATION PROCESSES COMBINED ...201 DISTILLATION PROCESSES COMBINED ...203 ELECTRODE AGITATOR ................204/222+ LIQUID ELECTRODE ...............204/221 ROTARY RECEPTACLE ..............204/213+ ELECTROLYTIC CELL .................204/273 DIAPHRAGM TYPE .................204/261 FEEDERS AND CONVEYORS ARTICLE DISPENSERS .............221/200+ COMMINUTOR FEEDER ..............241/249 DISPENSING .....................222 FLUID CURRENT CONVEYOR .........406/86+ IN INTAKE RECEPTACLE .........406/134+ GRAVITY FLOW DRIER .............34/166 KILN FEEDER ....................34/203 RECIPROCATING CONVEYORS ........198/750+ PUSHERS ......................198/736+ SIFTER FEEDER ..................209/245 STATIONARY RECEPTACLE DRIER ....34/179 FUELS AND OILS CRACKING ASSISTANT .............208/146+ DISTILLATION ASSISTANT .........201 GAS GENERATOR FUEL .............48/85.1+ OIL DISTILLATION PROCESS .......208/347+ OIL VAPORIZING APPARATUS .......196/123+ FURNACE GRATE .....................126/155+ GAS INJECTION, EFFECTED BY ........366/101+ DISPENSING .....................222/195 GAS AND LIQUID CONTACT .........261 MORTAR MIXERS ..................366/10+ MORTAR MIXING PROCESSES ........366/3+ HEATING OR COOLING COMBINED BOILING APPARATUS ..............99/409 CANNING APPARATUS ..............99/371 COFFEE AND TEA MAKING APPARATUS 99/287 CONGEALED PRODUCT PRODUCERS ....62/342+ CONGEALED PRODUCT PRODUCING ....62/68+ COOKING APPARATUS ..............99/348 COOLED HEAT TRANSFER LIQUID ....62/435 COOLED WITHDRAWABLE LIQUID .....62/392 DRYING GAS AGITATOR ............34/241 GRAVITY FLOW TUBE DRIER ........34/166 HEAT EXCHANGE APPARATUS ........165/109.1 HEATING FURNACE ................432/80 KILN ZIGZAG FLOW ...............34/203+ MIXING .........................366/144+ MORTAR MIXER HEATER OR COOLER ..366/22+ PROCESSES ....................366/7 ROTARY DRIER ...................34/108+ STATIONARY RECEPTACLE DRIER ....34/179+ VIBRATING DRIER ................34/164 WATER HEATER ...................126/387 ZIGZAG FLOW DRIER ..............34/171+ INSECT CATCHER OSCILLATING PLANT LEAF AGITATOR 43/143 ROTATING PLANT LEAF AGITATOR ...43/142 LIQUID HEATER CLEANER .............122/380 LIQUID JET ........................366/167+ AMALGAMATOR AGITATOR ...........209/66 DISPENSING ASSISTANT ...........222/195 FLOTATION APPARATUS ............209/170 FLUID CURRENT CONVEYOR .........406 INJECTOR FOR GAS AND LIQUID CONTACT ......................261/76+ MORTAR MIXING APPARATUS ........366/10 MORTAR MIXING PROCESSES ........366/3 MULTIPLE JET GAS AND LIQUID CONTACT ......................261/40+ MULTIPLE SCREEN SIFTER .........209/312 RADIANT ENERGY TREATMENT COMBINED .....................250/428+ RECIPROCATING SIFTER ...........209/321 SIFTER CLEANER .................209/380 SUPERPOSED SCREEN SIFTER .......209/318 SEPARATOR AMALGAMATORS ...................209/50+ CENTRIFUGAL FILTER .............210/360.1+ ELECTRICAL LIQUID PURIFICATION .204/307 FILTER .........................210/407 LIQUID SUSPENSION ..............209/155+ MAGNETIC .......................209/225+ SIFTER .........................209/233+ SPITTOONS .........................4/278 TEXTILE FLUID TREATING .................68 FLUID TREATING PROCESSES .......8/159 VIBRATORY SUPPORT OR RECEPTACLE ...366/108+ DISPENSER PART .................222/196+ DRYING APPARATUS ...............34/164 FILLED BAG OR RECEPTACLE .......53/525 GAS GENERATOR FUEL .............48/85.1 HEAT EXCHANGE RECEPTACLE .......165/86+ MOVABLE DISPENSING CONTAINER ...222/161 WITH GLASS MAKING APPARATUS .......65/178 AGRAFFE ............................. 84/211 AGRICULTURE & AGRICULTURAL SEE PLANTS, ANIMAL, OR IMPLEMENT TYPE IMPLEMENTS DESIGN .........................D08/1+ DIBBLES ........................111/99 FRUIT GATHERERS ................56/328.1+ HAND CULTIVATORS ...............172/371+ HAND CUTTERS ...................56/239+ HAND RAKES .....................56/400.1+ MACHINERY BORING OR PENETRATING THE EARTH 175 DIGGERS ........................171 DIGGING & RECOVERING BURIED OBJECTS ......................171 HARROWS ........................172 HARVESTERS .....................56 HYDRAULIC & EARTH ENGINEERING ..405 NOT HAND-HELD ..................D15/10 PLANTERS .......................111 PLOWS ..........................172 WELLS ..........................166 POST OR COLUMN ....................D25/131 AIBN (AZOBISISOBUTYRONITRILE) ....... 526/219.6 AILERON ............................. 244/90.R AIMING DIRECT SIGHTING ...................33/227+ OPTICAL ...........................356/247+ RADAR, EXTERNAL DEVICE ............342/61+ GUN ............................342/67 AIR (SEE GAS; PNEUMATIC) AIR INJECTED LIQUID HEATERS & VAPORIZERS .....................122/5.51 AIRBAG PASSENGER RESTRAINTS .......280/728.R+ AIRCOOLED ENGINES .................123/41.56+ ANALYSIS ..........................73/31.1 AUXILIARY INLET CARBURETORS .......261/DIG.1 BLAST OR SUCTION DISPENSED MATERIAL ENTRAINING ..222/630+ IN CONDUIT OR GUIDE ..........406 DISPENSED MATERIAL PROPELLING ..222/195 FIBER LIBERATION ...............19/9 FILTER CLEANING ................210/407 SOLID MATERIAL COMMINUTION APPARATUS ....................241/38+ SOLID MATERIAL COMMINUTION PROCESS ......................241/15+ BLAST OR SUCTION CLEANING BLAST ONLY .....................15/405+ BOTH BLAST AND SUCTION .........15/345+ CONVERTIBLE TYPE ...............15/328+ EJECTORS FOR UNSTACKING ARTICLES .....................414/795.5 INSTALLED OR FIXED POSITION DEVICES ......................15/301+ METHODS ........................134 TUBE BLOWERS ...................15/316.1+ WITH DIRT FILTER ...............15/347+ WITH MECHANICAL AGITATOR FOR WORK .........................15/363+ BLOW MOLDING NEEDLE OR NOZZLE .....425/535 CIRCULATING SHOE ..................36/3.R CLEANER (SEE AIR PURIFICATION) COMPRESSORS .......................415 CONDITIONING (SEE COOLING; DRYING; DISINFECTION; FILTER; HEAT; MOISTENER; PURIFYING;STERLIZING)D23/351+ COOLING ...........................62/404+ AIR COOLERS ....................261/DIG.43 AIRCOOLING .....................261/DIG.3 AUTOMATIC ......................62/186+ COMPRESSING AND EXPANDING ......62/401+ APPARATUS ....................62/401+ AUTOMATIC ....................62/172 PROCESS ......................62/86+ PROCESSES ......................62/89+ DIELECTRIC CAPACITOR ..............361/326+ DISINFECTING OR STERILIZING .......422/4 APPARATUS ......................422/120+ USING HEAT TRANSFER OTHER THAN AIR .....................422/38 DISPLACEMENT FUNNELS ........................141/297+ PORTABLE RECEPTACLE FILLING ....141/37 DISTRIBUTOR REGISTER BASEBOARD .............454/287+ REGISTER CEILING ...............454/292+ REGISTER FLOOR .................454/289+ SWEEPING TYPE ..................454/285 WICK TYPE FUEL BURNER ..........431/298+ DRYING ............................95 COMPOSITIONS ...................252/194 EJECTION ..........................425/DIG.102 FEEDING SEE AIR MIXER FILLED NUCLEAR COUNTER ............376/108+ SYSTEM .........................250/374 FLOW METER ........................73/861+ FOIL ..............................244/123+ HEATING ...........................126/99.R+ INDUSTRIAL BLAST STOVES, ETC ...432/214+ IMPREGNATING INHALER ..............128/203.12 INDUCTOR ..........................336/199+ INSTRUMENTS .......................33/DIG.2 LINE LUBRICATORS ..................261/DIG.35 MANIFOLD ..........................198/955* MATTRESSES ........................5/449+ MIXER GAS HEATING ILLUMINATING .......48/180.1+ INTERNAL COMBUSTION ENGINE .....123/527+ LIQUID CONTACT .................261 SOLID CONTACT ..................34 VENTILATORS ....................454/261+ MOISTENER .........................261 CABINET COMBINED ...............312/31+ FIREPLACE ATTACHMENTS ..........126/508 FOR VEHICLE ....................454/157 FURNACE HOT AIR ................126/113 HEAT EXCHANGER COMBINED ........165/60 RADIATOR COMBINED ..............237/78.R SLOW DIFFUSER ..................239/34+ STOVEPIPE ATTACHMENTS ..........126/313 VENTILATING FLOOR REGISTER .....454/291 VENTILATING WALL REGISTER ......454/337 WINDOW VENTILATOR ..............454/223 MONITOR RADIOACTIVITY .............250/374+ MOTOR EXPANSIBLE CHAMBER ..........91 DENTAL PLUGGER .................433/120 TURBINE ........................415 WIND ...........................416 PILLOWS ...........................5/645 PLANE (SEE AIRCRAFT) ..............244 PLUGGER DENTAL ....................433/120 PORT (SEE AIRPORT) PRESSURE INDICATOR PRESSURE GAGE ..................73/700+ TIRE DEFLATION .................116/34.R PROPELLER .........................416 AIRCRAFT TYPE ..................416 PUMP (SEE PUMP) PURIFICATION ......................95 CHEMICAL .......................423/210 RAID SHELTER ......................109 SCREW .............................416/176 SEPARATOR .........................96 CLEANING .......................55/282+ SPEED MEASUREMENT .................73/181+ SUCTION CLEANING ..................15/300.1+ SUPPLY DEVICE FOR BREATHING .......128/204.18+ COMBINED WITH FIRE FIGHTING NOZZLES ......................239/270 SUPPORT FOR SHAPING-TREATING ITEM .425/DIG.2 SYRINGE THERMAL MEDICATOR .........604/113+ TANK FILLING PORTABLE RECEPTACLES ...141 FLUID PRESSURE DISPENSER .......222/394+ HIGH PRESSURE ..................220/581+ SHIP RAISING ...................114/52+ SPRING WHEELS ..................152/10 TIRE INFLATER ..................222/3+ TIRE INFLATER WHEEL CARRIED ....152/418+ TESTING APPARATUS .................73/37+ TRACER FOR PATTERN CONTROL ........409/126+ VEHICLE HEATING EFFECTED BY CIRCULATING AIR ................237/12.3A WASHING APPARATUS .................261/75+ AIR BRAKE FLUID PRESSURE OPERATOR ...........188/151.R+ SYSTEM CONTROL ....................303 SYSTEM TESTING ....................73/39 VEHICLE FENDER COMBINED ...........293/5 VEHICLE MOMENTUM RESPONSIVE .......188/141 AIR BRUSH ........................... D23/223+ AIR CONDITIONING (SEE COOLER) AIR GUN ............................. 124/56+ AIR HAMMER MOTOR .................... 173/90+ NOISE MUFFLER .....................181/230 AIR LOCK CAISSONS ..........................405/9 CLOSURES FOR ......................49/68 DIVING BELL COMBINED ...........405/192 PNEUMATIC CONVEYER ................406/169 AIR WICK COMPOSITION DISPENSER ......239/44+ AIRBAG PASSENGER RESTRAINTS ......... 280/728.R+ STEERING WHEEL MOUNT ..............280/777 AIRCRAFT (SEE AIRSHIP; BALLOON) ..... 244 AIR CUSHION .......................180/116+ AIR INTAKE GUARD ..................55/306 ALTITUDE INDICATOR ................33/328+ ANGLE OR DIRECTION INSTRUMENT .....D10/67 ARTILLERY .........................89 SYNCHRONIZED WITH PROPELLER ....89/133 AUTOGIRO T M ......................244/17.11+ TOYS ...........................446/36+ AUTOROTATING WING .................244/17.11+ BALLOONS ..........................244/31+ GAS CELL CONSTRUCTION ..........244/128 BOARDING RAMP DESIGN ..............D12 BOMB SIGHTS .......................33/229 BUILDINGS .........................52/86+ TENT ...........................135/87+ CABIN AIR PRESSURE MAINTENANCE ....454/71+ CABLE OR RAIL MOUNTED .............104/23.1+ CARRIER,SHIP ......................114/261+ CONTROL AUTOMATIC .................244/175+ CRASH SIGNAL RADIO ..........................342/385+ WATER DYE ......................116/211 DESIGN ............................D12/319+ DIRIGIBLE .........................244/24+ DISCHARGING .......................244/137.1+ INFLATABLE EVACUATION SLIDE ....244/905* DROP BOMB RETARDERS ...............102/386+ FLARES PARACHUTE ..................102/337+ FOIL CONSTRUCTION .................244/123 GAS & LIQUID CONTACT APPARATUS ....261/DIG.2 GROUND EFFECT .....................180/116+ GUN SIGHTS ........................33/233+ GYROPLANE .........................244/17.11+ HANG GLIDER .......................244/900+ HANGAR ............................52/86+ MOVABLE WALL ...................52/64+ HELICOPTER ........................244/17.11+ ICE PREVENTION ....................244/134.R JET PROPULSION ....................60/200.1+ KITES .............................244/154 LANDING GEAR OR STRUT .............244/100.R+ SPRING .........................267/2+ LIFT MODIFIERS ....................244/198+ LIGHTS ............................362/62 LOADING ...........................244/137.1+ LOCATING LIGHTS ...................362/62 MAINTENANCE VEHICLE ...............D12/14+ MINES AERIAL ......................102/405 MOBILE STAIR FOR BOARDING .........D34/30 MODEL AIRPLANE SYSTEMS ............244/190 MOTION RETARDING DEVICE ...........244/113 PARACHUTE ......................244/142+ MOTOR MOUNT .......................248/554+ NAVIGATION INSTRUMENTS ............73/178.R+ OPERATOR TRAINING OR TESTING ......434/30+ RADIO NAVIGATION SIMULATION ....434/239+ VIEW SIMULATION ................434/38+ ORDNANCE MOUNTS ...................89/37.16+ PILOT OPERATED ....................244/220+ PILOTLESS CONTROL .................244/190+ PROPELLER OR AIRPLANE SYSTEM ......60/904* PYROTECHNIC .......................102/335+ RADIO BEACON FOR ..................342/385+ RADIO CONTROLLED RADAR ............342/36+ RADIO COURSE OR BEARING FOR .......342/407+ RADIO GLIDE SLOPE .................342/410+ RADIO RECEIVER ....................455/345 ROCKETS ...........................102/384 SIMULATIONS INFLATABLE TOYS ................446/225 VELOCIPEDE .....................280/1.21 VELOCIPEDE OCCUPANT PROPELLED ..280/1.12 STORES EJECTORS ...................244/137.4 BOMB, FLARE, OR SIGNAL .........89/1.51+ STREAMLINING ......................244/130 STRUCTURAL ELEMENT STRENGTH MEASUREMENT ....................73/802 TAKE OFF CONDITION MEASURING ......73/178.T+ TAKE OFF SIGNAL CALCULATION .......364/427 TOWED TARGET ......................273/360+ TOYS ..............................446/230+ DESIGN .........................D21/87+ FLYING .........................446/34+ ULTRALIGHT ........................244/900+ AIRFIELD ............................ 244/114.R+ AIRFLOW RESPONSIVE SWITCH ........... 20/81.9R AIRFOIL CONSTRUCTION ......................244/123+ LIFT MODIFIERS ....................244/198+ RAILWAY TRACTION REGULATOR ........105/74 SHAPE .............................244/35.R+ AIRING DEVICE FOR BEDCLOTHES ........ 5/506.1 AIRPORT AIRWAY SIGNS, GROUND INDICIA ......40/217 ARRANGEMENT LANDING FIELD .........244/114.R BULLETIN BOARDS ...................40/446+ ELECTRIC SIGNALING SYSTEMS ........340/945+ RADIO BEACON FOR .....................342/385+ COURSE OR BEARING ..............342/407+ GLIDE SLOPE ....................342/410+ SECURITY BY METAL DETECTOR SYSTEMS 340/568+ TRAFFIC ANALYSIS COMPUTERIZED .....364/439 TRAFFIC CONTROL SYSTEMS(SEE AIRWAY) AIRSHIP SEE AIRCRAFT CABIN PRESSURE CONTROL ............454/71+ CONTROL ...........................244/96 GAS CELL CONSTRUCTION .............244/128 HULL CONSTRUCTION .................244/125 LOAD ATTACHMENT ...................244/127 MOORING DEVICES ...................244/115+ PROPULSION AND SUSTENANCE .........244/24 SKIN CONSTRUCTION .................244/126 AIRWAY TRAFFIC CONTROL SYSTEMS BEACONS ELECTRIC SIGNALING .............340/947+ ILLUMINATING ...................362/35 RADAR TYPE .....................342/385+ ROTATING .......................342/398+ MECHANICAL ........................116/28.R+ RADIO BEACON .........................342/385+ COURSE .........................342/407+ GLIDE SLOPE ....................342/410+ WITH POSITION INDICATING ..........342/456 AISLE INTER-AISLE ARTICLE TRANSFER ......414/266+ AJMALINE ............................ 546/40 ALANINE ............................. 562/575