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363-131 121-55A 14-.5
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ALARM (SEE MONITOR; SIGNAL) BOILER ............................122/504.2 BURGLAR ELECTRIC, APPROACH OPERATED ....340/541+ FOR VEHICLE ....................340/426+ MECHANICAL .....................116/75+ CLOCK .............................368/244 ELECTRICALLY DRIVEN ............968/580+ MECHANICALLY DRIVEN ............968/229+ CLOSURE POSITION ..................49/13+ COFFIN ............................340/573 DESIGN ............................D10/106 GAS ELECTRICAL .....................340/632+ MECHANICAL .....................116/67.R HEAT EXCHANGER COMBINED ...........165/11.1 LIGHT RESPONSIVE ..................340/600+ PHOTOELECTRIC SYSTEM ...........250/200+ LOCK COMBINED .....................116/8+ DESIGN .........................D08/332 NOISE EXPOSURE ....................340/540 OVER TELEPHONE CIRCUIT ............379/37+ PIPE JOINT COMBINED ...............285/93 REGISTER MECHANISM ................235/128 SYSTEM ELECTRICAL .................340/500+ VALVE COMBINED ....................137/558 WATCHES ...........................368/244 ALATHON T M (POLYETHYLENE) .......... 526/352 ALBUM ............................... 281 BOOK BINDER SHEET .................402/79 DESIGN ............................D19/26+ DISPLAY ...........................40/152+ FASTENERS .........................24/2 LEAVES DISPLAY ...................40/152+ PHONOGRAPH RECORD CABINET TYPE ...................312/9.1+ FOLDER CARRIER INDICIA .........40/359 PACKAGE TYPE ...................206/311 ALBUMIN ............................. 530/362+ COATING OR PLASTIC COMPOSITIONS CONTAINING .....................106/124+ FOODS CONTAINING ..................426/656 TESTS FOR .........................436/88 ALCOHOL ............................. 568/700+ ALDEHYDE ..........................568/496+ AMINES ............................564/503+ BEVERAGES .........................426/592 APPARATUS ......................99/275+ BREATH ALCOHOL ....................436/900* DISTILLATION PROCESSES ......................203 STILLS .........................202/232+ SYSTEMS ........................202/152+ ELECTROLYTIC PRODUCTION ...........204/77 ETHER .............................568/672+ FERMENTATION ......................435/161+ FROM OLEFINES .....................568/895+ FUEL CONTAINING ...................44/436+ HYDROGEN PURIFICATION USING .......585/864 HYDROMETERS .......................73/32.R+ STOVE .............................126/43 TREATMENT - AGING FOR BEVERAGES ...426 ALDEHYDE ............................ 568/420+ ACYCLIC ...........................568/448+ AMINE .............................564/502 AMINE OR AMMONIA REACTION PRODUCT .564/248 AROMATIC ..........................568/425+ CELLULOSE ETHER OR ESTER COMPOSITION CONTAINING .........106/187 FATTY ACID OR ESTER CONTAINING .106/184 FUEL CONTAINING ...................44/437+ HYDROGEN PURIFICATION USING .......585/864 POLYMER (SEE SYNTHETIC RESIN OR NATURAL RUBBER) SULFONIC ACID AROMATIC ............562/46 WITH CARBOXYLIC ACID ESTERS ACYCLIC ........................560/174+ ALICYCLIC ......................560/126 AROMATIC .......................560/51+ ALDOLS .............................. 568/496+ ALDOSTERONE ......................... 552/588 ALDOXIMES ........................... 564/253+ ALE SEE BEER ALFALFA ............................. 426/636 ALFIN CATALYSTS ..................... 526/175 ALGAE COMPOSITIONS EDIBLE PRODUCTS FROM ...........426 SINGLE CELL PROTEIN ..........435/804* PROTEIN EXTRACTS FROM ..........530/370 MULTICELLULAR ALGAE, CULTURING APPARATUS AND METHODS ..........47/1.4 ALGAE, PER SE, CULTURE METHODS ....435/257.1+ SPECIES CROSS-REFERENCE ........435/946* TRANSFORMENTS ..................435/257.2 ALGICIDE ............................ 504/150+ ALGIN ............................... 536/3 ALGOECIDE ALGICIDE ................. 504/150+ ALICYCLIC CARBOXYLIC ACID ESTERS .... 560/1+ ALICYCLIC HYDROCARBON ............... 585/22+ PURIFICATION OF ...................585/800+ SYNTHESIS OF ......................585/350+ ALIGNMENT SCREW DRIVERS .....................81/451+ TOOLS FOR RADIO ...................81 ALIZARIN ............................ 552/261 ALKADIENE (SEE DIOLEFIN) ALKALI ALUMINATES ........................423/593+ AMIDS .............................423/351 CARBONATES ........................423/421+ CARBONATES ........................423/419.1+ PREPARATION BY ELECTROLYSIS ....204/87 CHEMICAL AGENTS FOR ABSORBING .....252/193 EARTH METAL SEE ALKALINE EARTH ALLOYS .........................420/415 LEAD .........................420/564 CARBONATES .....................423/430+ CRYSTALLIZATION OF COMPOUNDS ...23/304 ELECTROLYTIC SYNTHESIS .........204/69+ HALIDES ........................423 HYDROXIDES AND OXIDES ..........423/635 ELECTROLIC SYNTHESIS OF ......204/100 ELECTROLIC TREATMENT OF ......204/153 MERCURY ALLOYS BY ELECTROLYSIS .204/125 NITRATES .......................149 CONTAINING ...................149/61+ EXPLOSIVE ....................149 ORGANIC COMPOUNDS ..............260 OXIDES .........................423/635 PEROXIDES ......................423/583 PHOSPHATES .....................423/305+ PIGMENTS FILLERS OR AGGREGATES .106/461+ PYROMETALLURGY .................75/605+ REFRACTORY COMPOSITIONS CTG ....501/123+ SULPHATES ......................423/554+ HYDROXIDE PREPARATION .............423/641 BY ELECTROLYSIS ................204/98+ METAL ALLOYS .........................420/400 LEAD .........................420/564 CARBONATES .....................423/419.1 CHEMICAL AGENTS CONTAINING .....252/192 CHEMICAL AGENTS FOR ABSORBING ..252/193 CRYSTALLIZATION OF COMPOUNDS ...23/302.R+ ELECTROLYTIC SYNTHESIS .........204/68 ELECTROLYTIC SYNTHESIS OF ......204/98 ELECTROLYTIC SYNTHESIS OF HYDROXIDES AND OXIDES ........204/98+ ELECTROLYTIC TREATMENT OF HYDROXIDES AND OXIDES ........204/153 HALIDES ........................423/462+ HYDROXIDES AND OXIDES ..........423/592 INORGANIC COMPOUND RECOVERY ....423/179 MERCURY ALLOYS BY ELECTROLYSIS .204/125 MISC CHEMICAL MANUFACTURE .....156/DIG.71 NITRATES .......................149 EXPLOSIVE CONTAINING .........401/118+ ORGANIC COMPOUNDS ..............260 OXY-HALOGEN SALT ...............423/472 EXPLOSIVE ....................149/77 PHOSPHATES .....................423/304+ PREPARATION ....................75/745 PYROMETALLURGY .................75/589 SOLVENTS, SODIUM CHLORIDE & POTASSIUM CHLORIDE ...........422/902* SULPHATES ......................423/551 NITRATES ..........................423 ORGANIC ........................260 OXIDS PACKING ........................206/524.1+ SECONDARY BATTERY CHROMIUM COBALT OR CADMIUM .....429 IRON ...........................429 NICKEL .........................429 ALKALINE EARTH CARBONATES ........................423/430+ METALS & CDS ......................156/DIG.78 OXIDES AND HYCLROXIDES ............423/635 PYROMETALLURGY ....................75/605+ SILICATES .........................423/326 SULFATES ..........................423/554+ SULFIDES ..........................423/554 ALKALOIDS BIOCIDES CONTAINING ...............424 CINCHONA ..........................546/134+ ERGOT .............................546/67+ MEDICINES CONTAINING ..............424 OPIUM .............................546/44+ SOLANUM ...........................546/124 TOBACCO ...........................546/282 UNDETERMINED CONSTITUTION .........424/195.1 ALKAMINE ACYCLIC ...........................564/503 ALKANOIC ESTERS ................560/253 MONOCYCLIC CARBOXYLIC ACID ESTERS .......................560/110 MONOCYCLIC CARBOXYLIC ACID ESTERS .......................560/106+ NITRO CARBOXYLIC ACID ESTERS ...560/20+ NITRO CARBOXYLIC ACID ESTERS ...560/156 ALKANE (SEE HYDROCARBON; PARAFIN) ... 585/700+ ALKENES (SEE OLEFINES) ALKINES (SEE ACETYLENE; TRIPLE BOND HYDROCARBON) ALKYD RESINS (SEE SYNTHETIC RESIN OR NATURAL RUBBER) ALKYLATE DETERGENT SYNTHESIS ........ 585/455+ ALKYLATION ACYCLIC HYDROCARBONS ..............585/709+ ALICYCLIC HYDROCARBONS ............585/375 AROMATIC HYDROCARBONS .............585/446+ MINERAL OIL .......................208/46+ PHENOLS ...........................568/780+ ALLANTOIN ........................... 548/318.1 IN DRUG ...........................514/390 ALLOCHIRAL ARRANGEMENTS BULB OR TUBE SPECIAL PACKAGE ......206/422 CLOSURE ACTUATORS .................49/299 CLOSURE LINK SYSTEM ...............49/111+ TOOL WITH SERIES OF TEETH .........83/852 TOOL-FACE, METAL DEFORMING ........72/198 ALLOY AGE OR PRECIPITATION HARDENED .....148/405 AMORPHOUS .........................148/403 BEARING COMPOSITIONS ..............252/12+ COMPOSITIONS ......................420 MAKING WHEN CASTING ............164/55.1+ CONTINUOUSLY CASTING .........164/473 DEFORMATION OF ....................72/700* DISPERSION STRENGTHENED ...........75/951* ELECTRODES FOR ELECTROLYTIC APPARATUS ......................204/293 ELECTROLYTIC COATING FROM AQUEOUS BATH ......205/234+ SYNTHESIS FROM AQUEOUS BATH ....204/123+ SYNTHESIS FROM FUSED BATH ......204/71 TREATMENT ......................204/140+ ELECTRON EMISSIVE CATHODE OF ......420 FERROUS SEE FERROUS ALLOYS ........420/8+ IRON ..............................420/8+ LOOSE METAL PARTICLES .............75/255+ MECHANICAL MEMORY .................148/402 METAL TREATMENT ...................148 METALLURGY ........................420 POWDER METALLURGY PROCESSES ......................419 PRODUCTS .......................75/228+ PYROPHOROUS .......................420/416 RAILWAY SURFACE TRACK .............238/150 SHAPE MEMORY ......................148/402 ALLOYING FUSING DOPANT WITH SUBSTRATE ......437/134+ ALPHA BETA GAMMA SURVEY METER ...........250/336.1 SCINTILLATION TYPE .............250/361.R+ HAND COUNTER ......................250/374 PROPORTIONAL COUNTER ..............376/153+ SIMILAR COUNTER TUBES ..........313/93 SYSTEM .........................250/374 SCINTILLATION DETECTOR CRYSTAL MOUNTING ...............250/361.R ELECTRIC .......................250/361.R NON-ELECTRIC ...................250/483.1 WITH SAMPLE HOLDER .............250/361.R+ SURVEY METERS .....................250/374 ELECTRIC .......................250/361.R NONELECTRIC ....................250/483.1 SCINTILLATION TYPE .............250/361.R+ ALPHA GLOBULINS ..................... 530/392 ALPHABET BLOCK .............................434/172 DESIGN, TYPE ......................D18/24+ LETTER TRAINING ...................434/159+ PLAYING CARDS .....................273/299 SPECIALIZED FONT ..................382 STENCIL ...........................101/127+ ALPHANUMERIC DISPLAY BY MATRIX .........................345/59+ CATHODE RAY TUBE ..................345/25+ ALTARS .............................. 81 DESIGN ............................D06/329+ ALTERNATING CURRENT (SEE TYPE OF EQUIPMENT USING) CONVERTERS TO DIRECT CURRENT ......363 ELECTROMAGNET WITH ARMATURE .......335/243+ ELECTROMAGNETIC SWITCHES ..........335/99+ GENERATOR .........................310/159+ PRIME MOVER DRIVEN .............290/5 LAMP OR ELECTRONIC TUBE ...........315/246+ METER .............................324/137+ MOTOR .............................310/159+ POLYPHASE TO ARC LAMP .............314/31 POLYPHASE TO LAMP OR ELECTRONIC 315/137 TUBE ...........................315/137+ SYSTEM TELAUTOGRAPH ...................178/19 TELEGRAPH ......................178/66.1+ TRANSMISSION ......................307 ALTERNATING MECHANICAL MOTIONS (SEE GEARING)) .....................74 ALTERNATOR STRUCTURE ................ 310 ALTIMETER SEE ALTITUDE INSTRUMENT ... D10/70 ELECTRICAL ECHO SYSTEMS ...........367/87+ RADIO WAVE SYSTEMS ................342/120 ALTITUDE INSTRUMENT BAROMETRIC ........................73/384+ DESIGN ............................D10/70+ DIRECTIONAL RADIO .................342/462 LIGHT RAY TYPE ....................33/282 AERIAL BOMB SIGHT ..............33/229 OPTICAL ........................356/3+ SOLAR POSITION LOCATOR .........33/268+ TELESCOPES .....................359/399+ VERTICAL AND HORIZONTAL ANGLE ..33/281 VERTICAL ANGLE .................33/282+ PASSIVE SONIC OR SUPERSONIC OBJECT 367/118+ DETECTION TYPE .................367/118+ RADAR TYPE ........................51/229+ RADIANT ENERGY ....................342/120+ RADIOSONDE ........................340/870.1+ SYSTEM .........................340/870.1 SONIC OR SUPERSONIC ECHO SYSTEM, IE367/87+ ACTIVE SONAR ...................367/87 WITH POSITION INDICATING ..........342/462 ALTO WIND INSTRUMENT SEE INSTRUMENT ALUM ................................ 423/544+ ALUMINA ............................. 423/625 REFRACTORY CONTAINING .............501/127+ MAGNESIUM COMPOUND COMBINED ....501/118+ ALUMINATES .......................... 423/592+ ALUMINOSILICATE ALICYCLIC COMPOUND SYNTHESIS ......585/475 BY ISOMERIZATION ...............585/481+ COMPOUNDS WITH PLURAL METALS ......423/118.1 SATURATED COMPOUND SYNTHESIS ......585/722 SATURATED COMPOUND SYNTHESIS ......585/739 SILICON AND SILICON COMPOUNDS .....423+ UNSATURATED COMPOUND SYNTHESIS ....585/533 UNSATURATED COMPOUND SYNTHESIS ....585/666 ALUMINUM AGE HARDENING .....................148/694+ ALLOYS ............................420/528 COPPER .........................420/529 COMPOUNDS .........................554/38 ALUMINATES .....................423/592 AZO COMPOUNDS CONTAINING .......534/692+ AZOLES CONTAINING ..............548/101+ CARBOCYCLIC OR ACYCLIC COMPOUNDS CONTAINING .........556/170+ DIARYLENE ORTHO DIKETONES CONTAINING ...................552/209 DIAZINE CONTAINING .............544/225 DIAZO COMPOUNDS CONTAINING .....534/562+ HALIDES ........................423/462 HIGHER FATTY ACIDS CONTAINING ..554/76 INORGANIC ......................423 MISC CHEMICAL MANUFACTURE .....156/DIG.61 WITH 3 &/OR 4 COMPOUNDS ......156/DIG.104 NITRIDES .......................423/409 ORGANIC ........................556/170+ CHELATES .....................556/175 CLAY OR ZEOLITE CONTAINING ...556/173 SALICYLATES ..................556/175 SESQUIHALIDES ................556/180 OXAZINE CONTAINING .............544/64 OXIDES .........................423/625 PROTEINS CONTAINING ............530/400+ PYRIDINE NUCLEUS COMPOUNDS 546/2+ CONTAINING ...................546/2 SULPHATES ......................423/544+ THIAZINE CONTAINING ............544/4 TRIARYLMETHANES CONTAINING .....552/103 ELECTROLYTIC COATING OF ...........205/323+ CLEANING OR ETCHING COMBINED ...205/213+ ELECTROLYTIC SYNTHESIS ............204/67 ELECTROTHERMIC PROCESSES ..........75/10.1+ HEAT TREATMENT ....................148/688+ METAL WORKING USING ...............29/DIG.2 PIGMENTS ..........................106/404 PLATE .............................428/650+ PYROMETALLURGY ....................75/671+ AMALGAM MIXER, EG DENTAL FILLING .... 366/602* AMALGAMATOR (SEE MERCURY) COATED SURFACE ADHESION ...........209/50+ MERCURY SUSPENSION ................209/174+ OTHER SEPARATORS COMBINED .........209/12+ SELECTIVE DIFFERENTIATION .........209/48 AMANTADINE, IN DRUG ................. 514/656 AMBERLITE T M (ION EXCHANGE RESINS) . 521/25+ AMBULANCE ........................... 296/19+ AMBULATORY PNEUMATIC SPLINTS ........ 602/10 AMIDES .............................. 564 HIGHER FATTY ACID .................554/35+ SULPHONATED ....................554/42+ AMIDINES ............................ 564/225+ AROMATIC ..........................564/244+ N PRIME-ARYL FORMAMIDINES .........564/245 POLYAMIDINES ......................564/243 AMIDINO HYDRAZINES OR HYDRAZONES .... 564/226+ AMIDOXIMES .......................... 564/229 AMINE ............................... 564 ACYCLIC ...........................564/463+ ALDEHYDE OR KETONE CTG .........564/502 HYDROXY OR ETHER CTG ...........564/503+ PLURAL AMINE CTG ...............564/511+ SULFUR .........................564/500+ UNSATURATED ....................564/509 ALDEHYDE (SEE AZOMETHINE) AROMATIC ..........................564/305+ ARALKYL ........................564/374+ ARYLOXY ALKANOL ................564/349+ ARYLOXY ALKYL ..................564/347+ BENZYL .........................564/384+ DIARYL AMINES ..................564/433+ DIPHENYL ETHER OR SULFIDES .....564/430 MONOCYCLIC .....................564/305 PHENETHYL ......................564/376+ POLYCYLO RING SYSTEM ..........564/426+ BORON CTG .........................564/8+ BONDED DIRECTLY TO NITROGEN ....564/9+ BORON-NITROGEN RINGS ...........564/10+ CARBOCYCLIC .......................564/305+ OXIDES ............................564/297+ PHENOL ADDITION SALTS .............564/280+ PHOSPHORUS BONDED DIRECTLY TO NITROGEN ...........564/12+ IN SAME RING .................564/13 INDIRECTLY TO AMINO NITROGEN ...564/15+ PHOSPHOROUS IN A RING ........564/106 PREPARATION AMINATION ......................564/395+ DEALKYLATION OF SECONDARY OR TERTIARY AMINE ...............564/486 FROM AMIDES ....................564/414 FROM AMIDES ....................564/488 FROM ESTERS ....................564/393 FROM ESTERS ....................564/468 FROM HETEROCYCLIC COMPOUND .....564/413 FROM ORGANIC ACID ACID HALIDE OR SALT ......................564/394 HALOGENATION OR DEHALOGENATION .564/412 NITRATION ......................564/411 NITROSATION ....................564/410 PURIFICATION OR RECOVERY .......564/497+ REDUCTION ......................564/448+ RING ALKYLATION OR DEAKYLATION .564/409 SEPARATION OF AROMATIC ISOMERE .564/424+ STABILIZED OR PRESERVED ...........564/5+ AMINIMINES .......................... 564/464+ AMINO ACIDS ......................... 260 ACYCLIC ...........................562/553+ AROMATIC ..........................562/433+ PROTEIN DERIVED ...................562/516 TESTS FOR .........................436/89 AMINO CARBOXYLIC ACID ESTERS ACYCLIC ...........................560/155+ ALICYCLIC .........................560/125 AROMATIC ..........................560/19+ AMINO OPTICAL ISOMERS RACEMIZATION ......................564/302 RESOLUTION ........................564/303 AMINOPHENOLS ........................ 564/305+ AMINOPLAST (SEE SYNTHETIC RESIN OR NATURAL RUBBER) AMINOPYRINE ......................... 548/367.4 AMMETER ............................. 324/76.11+ AMMONIA CHEMICAL AGENTS FOR BINDING .......252/193 DERIVATIVES INORGANIC .............423 DEVELOPING ........................430/150 MACHINES .......................354/300 DISTILLATION PROCESSES ............203 ELECTROLYTIC SYNTHESIS ............204/102 GAS GENERATORS ....................422/148 MEDICATOR .........................128/203.12 PRODUCTION ........................423/352+ SODA APPARATUS ....................422/148 STILLS ............................202/232+ SYSTEMS FOR DISTILLING ............202/152+ AMMONIUM CRYSTALLIZATION OF COMPOUNDS ......23/302.A ELECTROLYTIC SYNTHESIS OF COMPOUNDS ......................204/102 FERTILIZER CONTAINING COMPOUNDS ...71 HALIDES ...........................423/470 NITRATES ..........................423/396 EXPLOSIVE OR THERMIC COMPOSITION CONTAINING .......149/46+ PERCHLORATES ......................423/476 EXPLOSIVE OR THERMIC COMPOSITION CONTAINING .......149/76 PHOSPHATES ........................423/305+ QUATERNARY ........................564/281+ SULPHATES .........................423/545+ AMMONOLYSIS ......................... 564 ACYCLIC AMINE PRODUCTION ..........564/469+ ANTHRAQUINONE ALPHA AMINE PRODUCTION .....................552/238+ ANTHRAQUINONE BETA AMINE PRODUCTION552/236+ AROMATIC AMINE PRODUCTION .........564/395 AMMUNITION (SEE CAP; MAGAZINE; SHELL; ORDNANCE ...........................102 ARMOR PIERCING ....................102/517+ BELTS .............................89/35.1+ BLASTING ..........................102/301+ CARTRIDGES ........................102/430+ COMBUSTIBLE ....................102/431+ X-ART COLLECTION .............102/700* HOLDER .........................224/223 BANDOLEER ....................224/203 COVERED ......................224/239 PACKING ........................86/47+ CHARGE WAVE FORMING ...............102/305+ X-ART COLLECTION ...............102/701* COMPRESSION IGNITION ..............102/702* COOLANTS ..........................102/704* DESIGN ............................D22/112+ BELT OR BELT ATTACHABLE HOLDERS ...........D03/100 DROP BOMBS ........................102/382+ EXPLOSIVE & THERMIC COMPOSITIONS OR CHARGES .....................149 EXPLOSIVE CHARGE MAKING ...........86 EXPLOSIVE DEVICES & AMMUNITION ....102 FEEDING DEVICES ...................86/45+ FIREARMS ..........................42 FLECHETTE .........................102/703* FUSES, PRIMERS & IGNITING DEVICES .102/200+ HEAT SHIELD .......................244/158.R LOADING ...........................86/23+ MAKING ............................86/10+ MINES .............................102/401+ NARCOTIC CONTAINING ...............102/512 NON-RICOCHETING ...................102/398 ORDNANCE ..........................89 MECHANICAL GUNS & PROJECTORS ...124 POWDER BAGS .......................102 POWDER FORM .......................102/282 PROJECTILE ........................102/501+ PYROTECHNICS ......................102/335+ RECEPTACLE ........................206/3 BODY OR BELT ATTACHED ..........224/223 SABOTS & RIFLING BANDS ............102/520+ SEPARATED EXPLOSIVE CONSTITUENTS ..102/705* SHELLS ............................102/473+ TESTING ...........................73/167 TORPEDOES, AIRCRAFT ...............244/14 TORPEDOES, SHIPS ..................114/20.1+ WADS ..............................102/448+ WELL TORPEDOES ....................102/301+ AMORPHOUS ALLOY OR METAL STOCK ...... 148/403 AMOXICILLIN ......................... 540/331 AMPERE METER ........................ 324/76.11+ AMPHETAMINE ......................... 564/381 IN DRUG ...........................514/654 AMPHIBIAN VEHICLES AIRBORNE ..........................244/50 FLUID CUSHION ..................180/116+ DESIGN ............................D12/324 LANDING GEAR ......................244/101 AMPICILLIN .......................... 540/336 AMPICILLIN, IN DRUG ................. 514/198 AMPLIDYNE ........................... 322/92 AMPLIFIER ........................... 330 A C RAW POWER OR BIAS SUPPLY ...330/114+ ADJUSTABLE COUPLING IMPEDANCE AUTOMATIC ......................330/144+ AUTOMATIC THERMAL ..............330/143 ANODE VOLTAGE CONTROL .............330/128 ANODE VOLTAGE SUPPLY ..............330/202 WITH INPUT ELECTRODE BIAS ......330/203 ARTIFICIAL LINE COUPLING ..........330/57 BEAM POWER ........................313/299 DIODE ..........................313/298 WITH BEAM FORMING ELECTRODES ...313/299+ BIAS VOLTAGE CONTROL ..............330/129+ IN FEEDBACK AMPLIFIER ..........330/96 IN PUSH PULL AMPLIFIER .........330/182 BOOTSTRAP .........................330/156 BRIDGE, WHEATSTONE ................330/146 CASCODE TYPE ...................330/72 IMPEDANCE NETWORK IN COUPLING 330/175 CIRCUIT ......................330/175 BUFFER ............................330 RADIO TRANSMITTER WITH .........455/91+ BYPASS OF AN AMPLIFIER STAGE ......330/151 CAPACITIVE AMPLIFIER DEVICE SYSTEM 330/7 INPUT ..........................330/185 INTERSTAGE .....................330/177+ L IN ANODE OR GRID CIRCUIT .....330/179 L IN SERIES BETWEEN STAGES .....330/178 OUTPUT .........................330/192 R IN ANODE AND GRID CIRCUIT BETWEEN STAGES ...............330/180 R IN SERIES BETWEEN STAGES .....330/178 CASCADED DIFFERENTLY COUPLED STAGE 330/152+ INCLUDING A CATHODE FOLLOWER ...330/153 INCLUDING AN INTERSTAGE RESONANT NETWORK .............330/154 INCLUDING INTERSTAGE TRANSFORMER COUPLING .........330/154 CASCODE ...........................330/70+ CATHODE SELF BIASING CIRCUIT ......330/142 CATHODE TO CATHODE COUPLING OF ADJACENT STAGES ................330/89 CATHODE TO CATHODE FEEDBACK .......330/88+ CLASS D TYPE ......................330/251 COMBINED WITH DIVERSE TYPE ART DEVICE .........................330/1.R COMPRESSOR THRU BIAS CONTROL ......330/129+ OUTPUT .........................330/193+ PHASE INVERTER .................330/117 PUSH PULL ......................330/119 COMPRESSOR THRU IMPEDANCE CONTROL .330/144+ INTERSTAGE .....................330/158+ PUSH PULL ......................330/119 COMPRESSOR THRU THERMAL IMPEDANCE 330/143 CONTROL ........................330/143 SCREEN GRID INPUT ..............330/161 SCREEN GRID OUTPUT .............330/163 COUPLING FROM CATHODE INTERSTAGE .....................330/172+ INTERSTAGE TRANSFORMER .........330/168 COUPLING FROM GRID ................330/162+ COUPLING FROM SCREEN GRID .........330/162+ COUPLING IMPEDANCE AUTOMATICALLY 330/144+ VARIED .........................330/144+ DIODE ..........................330/145 ELECTRONIC TUBE ................330/145 THERMAL ........................330/143 COUPLING NETWORK H FILTER .......................330/176 LATTICE FILTER .................330/175 P I FILTER .....................330/176 R C ............................330/180 T FILTER .......................330/176 WHEATSTONE BRIDGE ..............330/175 COUPLING TO CATHODE BOOTSTRAP ......................330/156 INPUT ..........................330/186+ COUPLING TO PLATE OR AUXILIARY 330/160+ ELECTRODE ......................330/160+ COUPLING TO SCREEN GRID ...........330/160+ CURRENT MIRROR TYPE ...............330/257 CURRENT MIRROR TYPE ...............330/288 D C COUPLING CATHODE INPUT ..................330/187 CATHODE INPUT INTERSTAGE .......330/159 CATHODE OUTPUT .................330/194 CATHODE OUTPUT INTERSTAGE ......330/173 GRID OUTPUT ....................330/163 INPUT ..........................330/191 INTERSTAGE .....................330/181+ OUTPUT .........................330/198 PLATE OR AUX ELECTRODE INPUT ...330/161 PUSH PULL INTERSTAGE ...........330/121 DESIGN ............................D14/188+ DETECTOR FOR AVC ..................330/140 BIASED .........................330/138 TRIODE .........................313/293+ DIFFERENTIAL ......................330/69 DIODE AS COUPLING ELEMENT .........330/164 DIODE POWER PENTODE ...............313/298 WITH TWO CATHODES ..............313/5 DIODE TYPE ........................330/287 WITH PLURAL POWER SUPPLIES .....315/166 DIRECT COUPLED POWER ..............313/3 DISTORTION BUCKING IN .............330/149 DISTRIBUTED PARAMETER COUPLING ....330/53+ DIVERSE TYPE AMPLIFYING DEVICES ...330/3 DYNAMIC COUPLED POWER .............313/3 DYNAMO- ELECTRIC ROTARY LINEAR ....330/58 ELECTRIC ..........................330 AUTOMATICALLY VARIED IMPEDANCE 330/86 IN FEEDBACK PATH .............330/86 AUXILIARY ELECTRODE ............330/111 CASCADE AMPLIFIERS .............330/98+ CATHODE ........................330/87+ CATHODE IMPEDANCE FEEDBACK .....330/87+ CATHODE-CATHODE FEEDBACK .......330/88+ COMBINED WITH BIAS VOLTAGE 330/85 CONTROL OF FL BL AMPLIFIER ...330/85 COMBINED WITH BIAS VOLTAGE 330/96 CONTROL OF SIGNAL AMPLIFIER ..330/96 CURRENT AND VOLTAGE FEEDBACK ...330/102 CURRENT FEEDBACK ...............330/105 DC SIGNAL FEEDBACK PATH ........330/97 IN PUSH PULL AMPLIFIER .......330/83 ELECTROMECHANICAL TELEPHONE ....381/161+ ELECTRONIC TUBE TYPE ...........330 FREQUENCY RESPONSIVE ...........330/109 FREQUENCY RESPONSIVE CATHODE IMPEDANCE ....................330/94 NEGATIVE FEEDBACK ..............330/75+ NON- LINEAR CATHODE IMPEDANCE ..330/95 NON- LINEAR IMPEDANCE ..........330/110 PHASE SHIFT MEANS IN LOOP PATH .330/107 PLURAL CHANNEL AMPLIFIERS ......330/84 POSITIVE FEEDBACK ..............330/112 PULSE AMPLIFIER ELECTRONIC TUBE TYPE ....................328/53+ TRANSFORMER ....................336 TRANSISTOR MAKING APPARATUS ....................29/25.2 PROCESS ......................437 TRANSISTOR SYSTEM SEE AMPLIFIER, TRANSISTOR ........330/250+ TRANSISTOR SYSTEM NON-LINEAR ...307/200.1+ TRAVELING WAVE TUBE SYSTEMS ....330/43 TRAVELING WAVE TYPE 315/3.5 TUBE STRUCTURE ...............315/3.5 TRAVELING WAVE TYPE 315/39.3 TUBE STRUCTURE ...............315/39.3 TWO WAY TELEPHONE REPEATER .....379/338+ ELECTROCARDIOGRAPH ................128/902* ELECTROLYTIC ......................330/207.R ELECTROMECHANICAL TRANSDUCER COUPLING ELEMENT ...............330/174 POSITIVE AND NEGATIVE FEEDBACK IN PUSH PULL AMPLIFIERS ......330/82 POSITIVE AND NEGATIVE FEEDBACK IN SAME PATH .................330/101 POSITIVE FEEDBACK INCLUDED WITH CATHODE IMPEDANCE FEEDBACK ...330/93 PUSH PULL AMPLIFIERS ...........330/81+ ELECTRON BEAM TUBE SYSTEMS ........330/44+ ELECTRONIC TUBE AS COUPLING ELEMENT ........................330/164 FEEDBACK ..........................330/75+ AMPLIFIER IN FEEDBACK PATH .....330/85 FILAMENTARY CATHODE ...............330/206 AC SUPPLY ......................330/115 PLURAL .........................330/201 WITH INPUT ELECTRODE SUPPLY ....330/205 GAS TUBE AMPLIFYING DEVICE SYSTEM .330/41 GUITAR ............................84/723+ HUM BUCKING IN ....................330/149 INDICATING AMPLIFIER CONDITION ....330/2 INPUT .............................330/185+ INPUT COUPLING ....................330/185+ PUSH PULL ......................330/122 INTEGRATED CIRCUITS ...............330/307 INTERSTAGE COUPLING ...............330/157+ PUSH PULL ......................330/120+ LIGHT CONTROLLED OR ACTIVATED MEANS IN AMPLIFIER SYSTEM ......330/59 MAGNETIC LINEAR ...................330/8 MAGNETIC SWITCHING ................307/415 MAGNETIC VOLTAGE MAGNITUDE CONTROL 323 EXTERNAL OR OPERATOR CONTROLLED 323/329 INPUT RESPONSIVE ...............323/302 OUTPUT RESPONSIVE ..............323/249 SELF REGULATING ................323/310 MAGNETO-RESISTIVE TYPE AMPLIFIER DEVICE .........................330/62 MAGNETO-STRICTIVE MEANS IN AMPLIFIER SYSTEM ...............330/60 MAGNETRON SYSTEMS .................330/47+ MASERTYPE .........................330/5 MEASURING AMPLIFIER CONDITION .....330/2 MICROPHONE ........................381/111+ MODULATOR- DEMODULATOR SYSTEMS ....330/10 NEUTRALIZATION BY FEEDBACK ........330/76+ NEUTRALIZATION BY FEEDBACK TRANSISTOR .....................330/292 NEUTRON ...........................376/171 NOISE BUCKING IN ..................330/149 OUTPUT COUPLING ...................330/192+ PUSH PULL ......................330/122 PARAMETRIC TYPE CAPACITIVE REACTOR 330/7 PARAMETRIC TYPE DISTRIBUTED PARAMETER SOLID ELEMENT ........330/5 PARAMETRIC TYPE SATURABLE CORE REACTOR ........................330/8 COMBINED WITH METER ............324/118 PENTODE ...........................330 PENTODE ...........................313/300 PHASE INVERTERS ...................330/116 PHASE INVERTERS ...................330/117 PHASE INVERTERS TRANSISTORS .......330/301 PIEZOELECTRIC CRYSTAL COUPLING ELEMENT ........................330/174 PILOT CURRENT CONTROLLED ..........330/52 PLURAL AMPLIFIER CHANNEL SYSTEMS ..330/124.R+ PLURAL INPUT SOURCES ..............330/147 PLURAL OUTPUT LOADS ...............330/148 POWER SUPPLY ......................330/199+ AC RAW ........................330/114+ CONTROL OR REGULATION ..........330/127+ POLYPHASE ......................330/113 PUSH PULL ......................330/123 PUSH PULL CONTROL OR REGULATION 330/123 PRESELECTOR .......................330 PRINTED CIRCUITS IN AMPLIFIER SYSTEM .........................330/66 PROTECTION MEANS ..................330/298 PUSH PULL SYSTEMS .................330/118+ RADIO FREQUENCY ...................330 POWER AMPLIFIER ................330 SHIELDED .......................330/68 WITH GAIN CONTROL ..............330/129+ RESISTANCE COUPLED ................330/180 RESISTIVE TYPE AMPLIFYING DEVICE 330/61.R SYSTEMS ........................330/61.R SATURABLE CORE REACTOR SYSTEMS EXTERNAL OR OPERATOR CONTROLLED 323/329 INPUT RESPONSIVE ...............323/302 LINEAR .........................330/8 NON- LINEAR ....................307/401 OUTPUT RESPONSIVE ..............323/249 SELF REGULATING ................323/310 VOLTAGE MAGNITUDE CONTROL ......323 SCREEN GRID VOLTAGE CONTROL .......330/128 SECONDARY EMITTER VACUUM TUBE SYSTEMS ........................330/42 SEMICONDUCTOR DEVICE SEE AMPLIFIER, TRANSISTOR SERIES ENERGIZED TUBES ............330/70+ SOUND .............................181 DIAPHRAGMS AND MOUNTINGS .......181/148+ ELECTROMECHANICAL AUDIO ........381/161+ MEGAPHONES .....................181/177+ RECEIVER TELEGRAPH .............178/100 RECORDING AND REPRODUCING ......369 SPEAKER ...........................381/111+ STAGGER TUNED .....................330/154 SUM & DIFFERENCE AMPLIFIERS .......330/69 TESTING AMPLIFIER CONDITION .......330/2 THERMAL IMPEDANCE IN AMPLIFIER SIGNAL PATH ....................330/143 DIODE TYPE .....................330/287 ELECTROSTATIC FIELD CONTROL ....330/277 FEEDBACK .......................330/291+ FOUR ELECTRODE TYPE ............330/307 GRADED CONDUCTIVITY TYPE .......330/250+ INPUT TO COLLECTOR .............330/250+ INTRINSIC ZONE .................330/250+ LIGHT CONTROL ..................330/308 NEGATIVE FEEDBACK ..............330/293 NEUTRALIZATION BY FEEDBACK .....330/292 PLURAL CHANNEL .................330/295 PLURAL INPUT ...................330/295 PLURAL OUTPUT ..................330/295 PUSH- PULL .....................330/262+ RADIANT ENERGY BOMBARDING ......330/308 THREE ELECTRODE TYPE ...........330/309 UNBALANCED TO BALANCED .........330/301 VOLUME CONTROL .................330/278+ TIME CONSTANT CIRCUIT IN BIAS 330/141 CONTROL SYSTEM .................330/141 TONE CONTROL AUTOMATIC DIODE AS VARIABLE COUPLING IMPEDANCE ....................330/145 ELECTRONIC TUBE AS VARIABLE COUPLING IMPEDANCE ...........330/145 FEEDBACK FREQUENCY SELECTIVE NETWORK ......................330/109 FEEDBACK FREQUENCY SELECTIVE NETWORK IN CATHODE IMPEDANCE .330/94 IMPEDANCE CONTROL IN FEEDBACK PATH .........................330/86 PHASE SHIFT MEANS IN FEEDBACK AMPLIFIER ....................330/107 VARIABLE COUPLING IMPEDANCE ....330/144+ VARIABLE COUPLING THERMAL IMPEDANCE ....................330/143 TONE CONTROL MANUAL ...............330 INPUT COUPLING ADJUSTMENT ......330/185+ INTERSTAGE COUPLING ADJUSTMENT .330/157+ OUTPUT COUPLING ADJUSTMENT .....330/192+ PLURAL AMPLIFIER CHANNELS DIFFERENT FREQUENCIES ........330/126 POTENTIOMETER COMMON TO SIGNAL 330/108 AND FEEDBACK PATH ............330/108 PUSH PULL INPUT COUPLING ADJUSTMENT ...................330/122 PUSH PULL INTERSTAGE COUPLING 330/120+ ADJUSTMENT ...................330/120+ PUSH PULL OUTPUT COUPLING ADJUSTMENT ...................330/122 UNICONTROL MEANS ...............330/155 TRANSDUCTOR LINEAR ................330/8 TRANSDUCTOR VOLTAGE MAGNITUDE CONTROL GENERAL ................323 EXTERNAL OR OPERATOR CONTROLLED 323/329 INPUT RESPONSIVE ...............323/302 OUTPUT RESPONSIVE ..............323/249 SELF REGULATING ................323/310 TRANSFORMER COUPLING ADDITIONAL IMPEDANCE INPUT .....330/189 ADDITIONAL IMPEDANCE INTERSTAGE 330/167 ADDITIONAL IMPEDANCE OUTPUT ....330/196 ADDITIONAL REACTIVE COUPLING ...330/166 ADJUSTABLE INDUCTANCE ..........330/169 CATHODE INPUT ..................330/186 CATHODE INPUT INTERSTAGE .......330/158 CATHODE OUTPUT .................330/193 CATHODE OUTPUT INTERSTAGE ......330/168 IN CASCADE DIFFERENTLY COUPLED STAGES .......................330/154 INPUT ..........................330/188+ INTERSTAGE .....................330/165+ OUTPUT .........................330/195+ PUSH PULL INPUT ................330/122 PUSH PULL INTERSTAGE ...........330/120 PUSH PULL OUTPUT ...............330/122 STAGGER TUNED ..................330/154 STRUCTURE INPUT ................330/190 STRUCTURE INTERSTAGE ...........330/171 STRUCTURE OUTPUT ...............330/197 TUNED INPUT ....................330/189 TUNED INTERSTAGE ...............330/167 TUNED OUTPUT ...................330/196 WITH SHIELDING .................330/170 TRANSISTOR SYSTEM, NON-LINEAR .....307/200.1+ TRANSISTOR, LINEAR ................330/250+ BALANCED TO UNBALANCED .........330/301 CASCADED .......................330/310+ COMBINED DIVERSE TYPE COMBINED .330/299+ COMBINED WITH SEMICONDUCTOR DIODE ........................330/299+ COMMON COLLECTOR ...............330/250+ COMPLEMENTARY TYPES CASCADED ...330/310+ COMPLEMENTARY TYPES PARALLEL INPUT ........................330/263+ DC COUPLED CASCADED ............330/310+ TRAVELLING WAVE TUBE SYSTEMS ......330/43 TWIN TRIODE POWER .................313/301 WITH TWO CATHODES ..............313/6 UNICONTROL OF COUPLING ............330/155 VAPOR TUBE AMPLIFYING DEVICE SYSTEM .........................330/41 VOLTAGE DELAY IN BIAS CONTROL AMPLIFIER ......................330/132 VOLUME CONTROL AUTOMATIC ..........330 AMPLIFIER IN FEEDBACK PATH .....330/85 ANODE VOLTAGE CONTROL ..........330/128 BIAS CONTROL ...................330/129+ DIODE IMPEDANCE VARIABLE .......330/145 ELECTRONIC TUBE IMPEDANCE VARIABLE .....................330/145 FEEDBACK .......................330/75+ POWER SUPPLY REGULATION ........330/127+ PUSH PULL AMPLIFIER BIAS OR 330/123 POWER SUPPLY CONTROL .........330/123 VARIABLE COUPLING IMPEDANCE ....330/144+ VARIABLE COUPLING THERMAL 330/143 IMPEDANCE ....................330/143 VARIABLE FEEDBACK IMPEDANCE ....330/86 VOLUME CONTROL MANUAL ANODE VOLTAGE ADJUSTMENT .......330/128 BIAS ADJUSTMENT ................330/129 CATHODE SELF BIAS ADJUSTMENT ...330/142 INPUT COUPLING ADJUSTMENT ......330/185+ INPUT COUPLING ADJUSTMENT PUSH PULL AMPLIFIER ...............330/122 INTERSTAGE COUPLING ADJUSTMENT .330/157+ INTERSTAGE COUPLING ADJUSTMENT PUSH PULL AMPLIFIER ..........330/120+ OUTPUT COUPLING ADJUSTMENT .....330/192+ OUTPUT COUPLING ADJUSTMENT PUSH PULL AMPLIFIER ..........330/122 POTENTIOMETER COMMON TO SIGNAL AND FEEDBACK PATHS ...........330/108 POWER OR BIAS SUPPLY ADJUSTMENT 330/127+ POWER OR BIAS SUPPLY ADJUSTMENT 330/123 IN PUSH PULL AMPLIFIER .......330/123 UNICONTROL MEANS ...............330/155 WITH HIGH FREQUENCY STRUCTURE .....330/53+ WITH LONG LINE ....................330/53+ WITH VOLUME COMPRESSION THRU BIAS CONTROL ............330/129+ WITH VOLUME COMPRESSION THRU IMPEDANCE CONTROL ..............330/144+ WITH VOLUME COMPRESSION THRU THERMAL IMPEDANCE CONTROL ......330/143 AMPLITUDE DISTRIBUTION .............. 324/76.13 COMPARISON, COMPRESSIONAL WAVE, GEOPHYSICAL ....................367/30 LIMITER AMPLIFIER AVC ..................330/129+ CLIPPER GRID CONTROL TYPE ............328/54 TELEPHONE SYSTEM ..................330