• US2443648A - Starting means for gas turbines : en
  • US2443688A - Drive mechanism : en
  • US2443818A - Oxidation of mesityl oxide with molecular oxygen : en
  • US2443628A - Vacuum pan discharge valve control : en
  • US2443716A - Surface-active nitrosation-sulfitation products : en
  • AU2245245A - An improved ventilating system for buildings : en
  • CA449326A - Radio direction finding system : en fr
  • CA449375A - Electrical prospecting system : en fr
  • GB603710A - Improvements in and relating to folding and/or stacking machines for flexible articles such as sheets and the like : en
  • GB603826A - Improvements relating to drinking fountains : en
  • US2444013A - Arylazoarylguanides : en
  • US2443603A - Analysis of electrical transients : en
  • CA449305A - Bus-bar support : en fr
  • AU139187B2 - Improvements in or relating to radio-receivers with low-frequency negative feedback and controllable amplification : en
  • US2443891A - Electropneumatic tachometer : en
  • US2443958A - Modulation : en
  • US2443922A - Control circuit for relaxation oscillators : en
  • US2443690A - Newspaper receptacle : en
  • CA449324A - Inductive tuning : en fr
  • AU2005648A - Multiple switch ofthe coordinate type such as used, for example for establishing a plurality of connections inan automatic telephone exchange : en
  • FR935635A - Bra refinements : en fr
  • AU125562B2 - An improved prism combination for rangefinders, heightfinders and like optical measuring instruments : en
  • CA449360A - Wave impulse generator : en fr
  • CA449190A - Bicycle rear light control : en fr
  • US2443669A - Switchgear apparatus : en
  • AU136525B2 - Improved machine for sealing cartons : en
  • CA449239A - Separating dust from gas : en fr
  • CA449404A - Sulphurized lubricant : en fr
  • GB603771A - Improvements in dish washing machines : en
  • GB603766A - Improvements in and relating to coin-freed markers for games : en
  • AU137222B2 - An improved liquid dispensing device : en
  • FR935541A - Simplified setting for glazier's diamond or similar tool : en fr
  • GB603854A - Improvements in or relating to rolling tapered tubes : en
  • CA449373A - Turbo-compressor : en fr
  • CA449184A - Automatic welt turning mechanism of straight-bar knitting machines : en fr
  • CA449335A - Condensation pump : en fr
  • AU143191B2 - Method of forming a paint mask : en
  • CA449331A - Polymerization of sugar : en fr
  • GB603921A - Improvements in methods for producing glass bodies with improved scattering of lightfor illumination purposes : en
  • GB603838A - Improvements in the production of yarns, threads, cords and ropes : en
  • GB604008A - Improvements relating to motor car aerials : en
  • US2443875A - Lubricating system for engines : en
  • DK67085C - Device by Vehicles. : da en
  • AU2009848A - Improvements in bottle closures : en
  • GB603705A - Improvements in or relating to the remote control of electric generators or other current supply means for arc welding : en
  • GB603810A - Hydrolysis of acetone auto-condensation products : en
  • GB603951A - Improvements in mine cars : en
  • US2443773A - Catalytic apparatus : en
  • US2443881A - Bore gauge : en
  • US2443909A - Process of producting multicolor photographic images in a single emulsion layer : en
  • FR54237E - Method and apparatus for drying, dehydration or concentration and distillation : en fr
  • FR54240E - Reinforced concrete railway sleeper : en fr
  • GB603948A - Improvements in dibbles : en
  • US2443691A - Oscillation generating system : en
  • DK67093C - Skarnspand for accommodating a bag for kitchen waste. : da en
  • USD150040S - Design foe a scarf : en
  • CA449389A - Reaction product : en fr
  • US2443807A - Primer pocket reaming apparatus and the like : en
  • AU144103B2 - Color television camera : en
  • AU147997B2 - Improvements in or relating to anode structures for electron tubes : en
  • US2443955A - Device for use in retreading and vulcanizing pneumatic tires : en
  • DK67057C - Method of Manufacturing Ozone Resistant High Voltage Cables or High Voltage Cables. : da en
  • GB603857A - Improvements relating to glass panes for windows : en
  • GB603926A - Electric fires : en
  • GB603968A - Metal cutting tools for lathes and similar machines : en
  • US2444009A - Ride control truck : en
  • US2443930A - Adjusting and operating truck for car end straighteners : en
  • FR935527A - Portable device for making sodas and carbonated lemonades : en fr
  • FR935596A - Process for the preparation of high molecular weight condensation products from monomeric amides of amino-polymethylene carboxylic acid having more than five carbon atoms : en fr
  • GB603719A - Constructional process by means of reinforced concrete elements : en
  • GB603935A - Improved means for detecting leaks in electric cables or pipe lines containing fluidunder pressure : en
  • GB603825A - Improvements in and relating to the hydrogenation of organic compounds : en
  • USD150002S - Design for a film splicer or the like : en
  • CA449296A - Band pass filter : en fr
  • CA449333A - Side delivery rake : en fr
  • USD150008S - Handbag frame or similar article : en
  • US2443741A - Polymerizable compositions containing unsaturated alkyd resins and allyl esters, copolymers of such compositions, and process of producing the same : en
  • CA449381A - Frequency control : en fr
  • GB604007A - Treatment of well-drilling fuids : en
  • US2443892A - Safety control and ignition apparatus for gaseous fuel burners : en
  • US2443755A - Demountable sanding disk : en
  • US2443820A - Gauge for measuring or checking the effective diameters of screw threads : en
  • US2443717A - Exhaust gas and hot air turbine system : en
  • US2444007A - Power transmission belt : en
  • AU2084648A - Improvements in o r relating to glass objects into which a supply conductor is sealed with the intermediary of a glass bead : en
  • CA449351A - Spool or bobbin : en fr
  • US2443987A - Work holder : en
  • US2443888A - Synthetic waxes and method of preparing the same : en
  • FR935505A - Handle formed from a strip of paper with folded edges for paper bags, cardboard boxes or the like : en fr
  • GB603887A - Improvements in or relating to combs for dressing the hair : en
  • CA449278A - Resin dispersion : en fr
  • USD150038S - Dictating machine motor : en
  • DK67053C - Dissertation-Speaker system. : da en
  • GB603691A - Improvements in or relating to fastening devices : en
  • GB603798A - Improvements in and relating to high temperature elastic fluid turbines : en
  • US2443712A - Method of making tie rod socket assemblies : en
  • DK67073C - Arrangement by doors, windows or similar hinged structural parts for increasing the sound attenuation in the joints present between these structural parts and their frames. : da en
  • IS539A7 - Improvements to or concerning the method of laying a layer of coating material on structures. : en is
  • US2443999A - Starting device, compression relief with automatic lock release : en
  • US2443632A - Braid shielding : en
  • GB603934A - Improvements in or relating to guards for power presses : en
  • GB603986A - Improvements in presses for the extrusion of lead and lead alloys : en
  • FR935619A - Wallet : en fr
  • GB603686A - Improved apparatus for burning solid fuels : en
  • GB603925A - Improvements relating to electric fires : en
  • GB603680A - Improvements in and relating to nutcrackers : en
  • FR935528A - Process for supplying internal combustion engines with gas oil and process for converting existing engines : en fr
  • GB603999A - Motor pump unit : en
  • US2443821A - Sharpening device : en
  • GB603989A - Improvements relating to collapsible cardboard boxes, particularly shoe boxes : en
  • US2443898A - Polymeric beta-hydroxyethyl siliconic acids : en
  • GB603663A - Improvements relating to coin counting machines : en
  • DK67054C - Electron tube generator with Battery operation, especially for short and ultra-short Waves. : da en
  • GB603715A - Improvements in or relating to circuit arrangements embodying velocity modulation electron discharge devices : en
  • US2443671A - Arc welding system : en
  • US2443700A - Electrical components : en
  • DK67049C - Process for the preparation of N-substituted amino-di-alkanecarboxylic acid diamides. : da en
  • US2443759A - Indoor golf practice device : en
  • GB603928A - Improvements in and relating to speed governors : en
  • CA449232A - Material treatment and apparatus therefor : en fr
  • USD150021S - Design for a flexible chain fob a bracelet or similar article : en
  • FR935581A - Hypodermic syringe nozzle : en fr
  • GB603689A - Improvements in or relating to striker plates for door locks : en
  • GB603966A - Water turbine, driven by tide-water or fast flowing river, for the purpose of generating electricity : en
  • USD150011S - Design fob a noisbmaking airplane toy : en
  • GB603732A - Improvements in slat and lath fabrics : en
  • GB603739A - Improvements relating to the casings of domestic wash boilers and washing machines : en
  • CA449202A - Harness race starting gate : en fr
  • CA449352A - Dry cell : en fr
  • FR935636A - Improvements to diamond-set tools and their manufacturing process : en fr
  • US2443756A - Magnetic material : en
  • AU2081448A - Direct current reinsertion circuits : en
  • DK67051C - Tap rental for Boggier. : da en
  • US2443978A - Shoe last : en
  • AU143948B2 - An improved holder foran electric discharge tube and associated circuit components : en
  • US2443627A - Wheel cover : en
  • US2443738A - Copolymer of unsaturated alkyd resin : en
  • AU127949B2 - Improvements in or relating to method and means for exterminating animals : en
  • AU1387547A - Improved machine for sealing cartons : en
  • AU1595444A - Improvements in or relating to phase or frequency modulation systems : en
  • CA449379A - Liquid fuel burner, vaporizer, and combustion engine : en fr
  • CA449374A - Chain drive : en fr
  • GB603742A - Improvements in or relating to fastening means, particularly for insulated packing cases : en
  • GB603770A - Improvements in and relating to the carto-graphical representation of the globe on plane surfaces : en
  • AU2073548A - Anew or improved fluid-tight closure fora cylinder or other container : en
  • CA449253A - Amino-acyl compound : en fr
  • GB603819A - Improvements in mechanism for feeding cylindrical articles, such as rollers, from a hopper or shoot : en
  • US2444011A - Ride control truck : en
  • DK67059C - Carbon grinding for electrical Machines and Appliances. : da en
  • GB603958A - Sub-aqueous electric switches : en
  • AU127967B2 - Bonding agent : en
  • AU2085648A - Improvements in or relating to circuits for phase modulation of electric oscillations : en
  • GB604005A - Improvements relating to the production of a preparation containing lactic-acid bacteria : en
  • GB603837A - Improvements in rotary sleeve-valve internal-combustion engines : en
  • AU312046A - Improvements in or relating to apparatus for winding threads, wire andthe like : en
  • CA449346A - Selective filtering system : en fr
  • FR935591A - Improvements to acoustic sounders : en fr
  • GB603786A - Improvements in or relating to speed changing mechanism for vehicles : en
  • US2443666A - Process for production of dyestuff comprising condensing 4-sulfo-2-nitro-chlorbenzene with a parasubstituted amine : en
  • US2443742A - Manufacture of sulfonamide compounds : en
  • AU2181745A - Improvements in or relating to electrolytic condensers : en
  • US2443992A - Folding head support for wrapping machines : en
  • AU1994648A - A process forthe colouration of textile materials utlising aqueous pastes containing synthetic resins and poly carbamato compounds : en
  • US2443897A - Process for the production of sweet-potato starch : en
  • US2443885A - Production of aminoanthraquinones : en
  • AU2078448A - A method of making direct positive photographs : en
  • AU2091548A - Improvements in hydraulic torque converters : en
  • FR54218E - Process for the desulphation of coagulation baths for viscose spinning : en fr
  • AU127986B2 - Electric generator voltage regulator : en
  • AU2073748A - Improvements in or relating to electroacoustic transducers : en
  • FR935516A - Telephone device or transmission anologue : en fr
  • US2443646A - Fluid distribution system : en
  • DK67092C - Apparatus for producing stripe patterns on carriers while applying a film film floating on a liquid surface to the fabric by immersing it in the liquid. : da en
  • GB603861A - Improvements in and relating to plate racks : en
  • US2443822A - Self-adjusting bearing : en
  • US2443631A - Device for simulating radarscope images : en
  • GB603822A - Improvements in or relating to corn stack conditioners : en
  • DK67082C - Control device at Heating system. : da en
  • FR935574A - Shade in molded plastic, for electric light : en fr
  • GB603994A - Improvements in protective clothing equipment for seamen : en
  • GB603853A - Improvements in or relating to yarn winding and twisting machines : en
  • GB603929A - Improvements in and relating to gas lighting appliances : en
  • US2443852A - Condensation of olefinic compounds with hydrogen sulfide : en
  • US2443943A - Pessary : en
  • FR54222E - Automatic electric foot wiper : en fr
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  • GB603865A - Improvements relating to hydraulic or pneumatic jacks : en
  • GB603818A - Improvements relating to hopper feed apparatus : en
  • GB603749A - Improvements in or relating to shutter mechanism for controlling the flow of coolingair past aeroplane engines : en
  • DK67067C - Suitcase. : da en
  • US2443934A - Safety latch : en
  • DK67087C - Scissors. : da en
  • FR54209E - New combustion turbo-engine : en fr
  • US2443839A - Loose end eliminator : en
  • US2443915A - Copolymer of styrene with an ester of an unsaturated dicarboxylic acid and an hydroxy acid esterified with an unsaturated alcohol : en
  • DK67090C - Movable Target for Shooting Ranges. : da en
  • GB603698A - Improvements relating to toasting devices : en
  • FR935535A - Device for locating on a plan a point whose name appears on an alphabetical list : en fr
  • FR935623A - Advanced oil dipstick : en fr
  • CA449237A - Paper stock analyser : en fr
  • US2443607A - Heptane isomerization : en
  • GR11694B - PERFECTIONS IN METHODS OF EXTRACTION OF OILS FROM VINEGAR AND OILS. : el en
  • US2443635A - Radio-frequency switch assembly : en
  • US2443791A - Machine for marking letters and the like : en
  • GB603982A - Improvements in or relating to optical projection apparatus : en
  • US2443597A - Multiple clutch construction with synchronizing clutches for change-speed transmission : en
  • US2443651A - Process of electroplating on tungsten : en
  • GB603655A - Construction of concrete buildings : en
  • GB603797A - Improvements in packaging textile yarn : en
  • US2443682A - Eyeleting machine : en
  • FR935646A - Absorbent ring designed to collect drops of liquid flowing along the bottles after service : en fr
  • GB603703A - Improvements in or relating to drive assemblies for industrial trucks : en
  • FR935624A - Spring press for snowshoes, pants or the like : en fr
  • US2443996A - Battery terminal : en
  • GB603678A - Improvements in and relating to foundry moulding machines of the jolt squeeze type : en
  • GB603901A - Improvements relating to thermionic valve systems : en
  • FR935532A - Improved process for removing hydrogen sulfide from gases : en fr
  • US2443758A - Apparatus for producing alkylated aromatic compounds : en
  • GB603839A - Improvements in the production of crepe and like effects in fabrics : en
  • FR935510A - Combination lock : en fr
  • US2443711A - Method of manufacturing artificial filaments : en
  • USD150024S - Design for a lamp base : en
  • GB603657A - Calcining apparatus : en
  • US2443903A - Nitratoalkyl amides : en
  • US2444003A - Writing implement : en
  • CA449263A - Reaction of 1,3-diene with polyalogenated alkene : en fr
  • US2443825A - Treatment of fermentation liquors : en
  • US2443941A - Cylinder hone : en
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  • DK67094C - Belt conveyor for powdered or granular material. : da en
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  • AU1636644A - Improvements in or relating to induction heating apparatus : en
  • CA449240A - Machine for covering wires with insulating material : en fr
  • CA449218A - Paper jogger : en fr
  • US2443777A - Resistance welding circuit : en
  • US2443800A - Truss : en
  • US2443828A - Weed cutter and holder : en
  • US2443855A - Means for collecting empty bobbins : en
  • US2443664A - Switchgear : en
  • US2444012A - Method of preparing 2-sulfanilamidopyrazine : en
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  • US2443680A - Method of determining the nature of substrata : en
  • US2443739A - Copolymer of modified unsaturated alkyd resin and polyallyl ester : en
  • CA449384A - Temperature responsive device : en fr
  • CA449234A - Rotary wing aircraft : en fr
  • CA449406A - Power take-off mechanism : en fr
  • AU2075948A - Improvements in or relating to television receivers : en
  • FR54202E - Improvements to cathode ray tube circuits : en fr
  • GB603856A - Improvements in land cultivating appliances : en
  • GB603962A - Improvements in devices for tensioning intermittently fed photographic films : en
  • FR935649A - Assembly providing phase-modulated oscillations : en fr
  • GB603836A - Improved reamering machine for producing grooved formations round the edges or margins of ceramic hollow-ware : en
  • GB603947A - An improved method of manufacturing hose-pipes : en
  • GB603743A - Improvements in or relating to hinge means, particularly for the lids of insulated packing cases : en
  • GB603917A - Improvements in or relating to tennis and like racquets : en
  • US2443983A - Electric circulating space heater : en
  • GB603781A - Improvements in or relating to nuts : en
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  • AU127950B2 - An improved means for taking photographs of moving objects as they pass a particular place : en
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  • AU127987B2 - Improvement in adjustable fastening devices : en
  • AU2093948A - Shock absorber : en
  • CA449261A - Thermoplastic polyvinyl chloride, chlorinated paraffin wax, plasticizer composition : en fr
  • AU2073848A - Automatic facsimile recorder : en
  • AU140526B2 - Improved holding and releasing container forthe covers of sanitary and like pans : en
  • AU331146A - Improvements in and relating to down-draught safety devices for gas-heated apparatus : en
  • FR935544A - Railroad safety device : en fr
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  • AU142529B2 - Improvements in or relating to charge for flashlight lamps : en
  • USD150017S - Bottle carrier or similar article : en
  • AU2182745A - Improvements in or relating to tubular containers for electrical condensers or other apparatus : en
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  • CA449273A - Photographic element containing polyamide dye intermediate layers : en fr
  • FR54227E - Hollow tombstone-tumor of any composition : en fr
  • US2443679A - Transfer valve : en
  • AU2073948A - Improvements in or relating to electroacoustic transducers : en
  • FR54211E - Speed recorder indicator : en fr
  • GB603964A - Improvements relating to rotary compressors : en
  • GR11695B - PERFECTIONS ON A PHOTOGRAPHER. : el en
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  • US2443796A - Diethylamino ethyl ether of dhsopropyl carbine : en
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  • FR54249E - Road vehicle : en fr
  • CA449290A - Fuse construction : en fr
  • US2443901A - Locking means for clutch adjusting rings : en
  • AU127978B2 - Improvements in or relating to suction cleaners : en
  • CA449280A - Treatment of polymers with acylamides and aldehydes : en fr
  • CA449229A - Telephone or like signalling system : en fr
  • CA449249A - Glass tube heating method and apparatus : en fr
  • CA449383A - Fixing device : en fr
  • US2443592A - Heavy-duty electrode holder : en
  • AU2008945A - Improvements in or relating to optical projection apparatus : en
  • CA449345A - Phase shifting arrangement : en fr
  • CA449281A - Hydrolyzed vinyl ester interpolymers : en fr
  • US2443625A - Wheel cover : en
  • CA449279A - Method of producing coated cellulosic sheets : en fr
  • AU396446A - Improved power operated lawnmower : en
  • CA449196A - Stud remover : en fr
  • DK67055C - Piezoelectric Vibration Crystal. : da en
  • US2443692A - Steam-engine valve crankshaft bearing support : en
  • USD150005S - Design for an electrical switch : en
  • USD150003S - Design for a pendant : en
  • US2443963A - Means for cutting tubes to produce tubular fibrous containers : en
  • US2443683A - Tile making machine : en
  • US2443862A - Dispenser for nested or serially arranged articles : en
  • US2443957A - Internal-combustion engine : en
  • GB603807A - Improvements in chain-saws : en
  • CA449235A - Process and device for full-cell treatment of timber and similar materials : en fr
  • CA449236A - Brazing, soldering or the like process : en fr
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  • AU143212B2 - Improvements in or relating to devices for switching off director alternating current, more particularly of highpower ata high voltage : en
  • US2443675A - Vibrating interrupter system : en
  • CA449386A - N-nitroaryl haloarylsulphonamide : en fr
  • AU2071848A - Improvements in or relating to circuits for transmitting or generating electrical oscillations of ultrahigh-frequency : en
  • US2443815A - Tool for preparing contact blanks : en
  • US2443799A - Cradle-type telephone subset : en
  • US2443868A - Transporting goods from a chocolate coating or like machine : en
  • GB603729A - Improvements relating to the drying of hydrous oxide gel particles : en
  • GB603960A - Improvements in the shutter operating mechanism of photographic cameras : en
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  • US2443989A - Method for production of penicillin : en
  • AU2079748A - Electrode coating for discharge devices : en
  • FR935595A - Method and device for closing bottles : en fr
  • AU2084048A - Improvements in or relating to automatic gramophones : en
  • CA449329A - Electrical conductor : en fr
  • GB603832A - Improvements in latches : en
  • CA449199A - Centre drill : en fr
  • DK67048C - Method for the simultaneous preparation of a solution of magnesium bicarbonate and of ammonium magnesium phosphate. : da en
  • GB603813A - Improvements in or relating to head rests for chairs and the like : en
  • GB603961A - Improvements in the shutter operating devices of photographic cameras : en
  • IE18193L - Shaping pottery articles : en
  • CA449225A - Can closing machine : en fr
  • GB603802A - Method of softening and de-aerating water, and particularly boiler water : en
  • US2443630A - Fluorination of carbon tetrachloride : en
  • US2443986A - Winding machine : en
  • FR935563A - Improvements in granular materials treatment apparatus and methods : en fr
  • GB603972A - Improvements relating to ground compacting devices : en
  • FR935550A - Single-seater convertible into two-seater : en fr
  • GB603907A - Improvements in synchronous hydraulic transmissions : en
  • FR935630A - Projector lamps improvements : en fr
  • GB603658A - Hydraulic jack : en
  • CA449284A - Light sensitive colour element : en fr
  • GB603784A - Fastening metal parts together by a process involving electric heating : en
  • GB603963A - Improvements in or relating to knitting machines of the links-links type : en
  • GB603965A - Improvements in and relating to electromagnetically operated switches : en
  • GB603881A - Improved process for reducing the swelling-value and increasing the strength of artificial silk made from viscose : en
  • FR935301A - : fr
  • US2443935A - Superheterodyne radio receiver : en
  • GB603980A - Improvements in chairs and like articles of furniture : en
  • GB603713A - Improved fastener device : en
  • USD150030S - Design for a display stand : en
  • US2443767A - Sectional boat : en
  • US2443944A - Means for sealing and testing wellhead connections : en
  • US2443806A - Electric food warmer : en
  • GB603927A - Improvements in primary galvanic cells : en
  • GB603714A - Improvements in and relating to electrical oscillator circuit arrangements : en
  • US2443774A - Adjustable socket wrench : en
  • DK67088C - Ink conductor for fountain pen holders. : da en
  • FR935634A - Bra refinements : en fr
  • GB603886A - Improvements in slip or releasable hooks : en
  • CA449182A - Straight-bar knitting machine : en fr
  • DK67060C - Three-pole base for two-wire incandescent lamps and procedure for making a contact ring for it. : da en
  • CA449325A - Azimuth radio direction finding system : en fr
  • FR935576A - Band saw sharpener : en fr
  • GB603918A - Improvements in or relating to combustion chambers for gas turbine plants : en
  • GB603829A - Improvements in cooling reaction gases : en
  • DK67058C - Multi-pole Overcurrent protection device with an impactor. : da en
  • US2443789A - Grinding wheel truing apparatus : en
  • US2443836A - Umbrella : en
  • FR935518A - surface coated electrode for electron tubes and method for its manufacture : en fr
  • GB603973A - Improvements relating to the treatment of chromium ores : en
  • GB603919A - Improvements in or relating to deck chairs : en
  • US2443590A - Axle construction : en
  • US2443927A - Smoking pipe : en
  • FR935512A - Stabilization process for halogenated organic compounds : en fr
  • US2443949A - Tower or mast : en
  • GB603688A - Separable book trough : en
  • GB603652A - Combination mechanism for locks : en
  • IS540A7 - A method for producing chemically starched clothing. : en is
  • GR11699B - CLOSURE DEVICE AFTER SQUARE SIDE WITH GLASSWARE AND OTHER SIMILAR USES. : el en
  • GB603660A - Improvements in or relating to hair curling or setting devices : en
  • GB603828A - Improvements in or relating to telephone systems : en
  • US2443951A - Waistband construction : en
  • GB603696A - Improvements in hydraulic control devices : en
  • FR935555A - Process for increasing the rate of polymerization of diallyl phthalate : en fr
  • GB603930A - Apparatus for collecting perforated stampings as they come from the stamping machine and for threading them on strings : en
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  • US2443797A - Electric plug adapter : en
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  • US2443621A - Mold : en
  • FR54230E - Gripping device for tires : en fr
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  • AU2084548A - Improvements in or relating to anode structures for electron tubes : en
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  • US2443778A - Preparations for penicillin therapy : en
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  • FR935632A - Photographic enlarger device : en fr
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  • DK67064C - Dye-containing Nitrocellulose Leach Emulsion and Method for Its Preparation. : da en
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  • AU1289447A - Improvements relating to heating elements for electric water heaters : en
  • AU127985B2 - Improvements in and relating to down-draught safety devices for gas-heated apparatus : en
  • FR935627A - Improvements made or relating to printing devices : en fr
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  • AU2075048A - Improvements in and relating tothe closing of bottles filled inthe inverted position : en
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  • AU336846A - Improvements in or relating to instrument panels : en
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  • AU128001B2 - Improvements in or relating to induction heating apparatus : en
  • AU2067748A - Oxidation of isobutene : en
  • AU2076448A - Improvements in or relating to devices for switching off director alternating current, more particularly of highpower ata high voltage : en
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  • GB603987A - Improvements in or relating to the hydrogenation of cashew nut shell liquid and its derivatives : en
  • FR935504A - Metal plate forming a frame corner : en fr
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  • GB603867A - Improvements in and relating to thermal starting switches suitable for electric discharge lamps : en
  • AU144291B2 - Improvements in or relating to methods of preparing medicinal vitamin-C tablets : en
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  • FR935529A - Clasp for handbags and similar items : en fr
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  • FR935575A - Prefabricated houses dry-assembled using hollow concrete elements with integral air circulation and reinforced concrete carcass poured inside after assembly : en fr
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  • USD150045S - Refrigerator container or the like : en
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  • US2443722A - Multiple image optical system : en
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  • CA449349A - Method and apparatus for threading a plurality of spaced filaments : en fr
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  • IE18354L - Sliding-clasp fasteners¹¹to a flexible strip : en
  • GB603670A - Improvements in trucks : en
  • GB603692A - Improvements relating to electric lamp fittings : en
  • FR935552A - Opposed piston balancer motor : en fr
  • FR935612A - Letter-Envelope Improvements : en fr
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  • GB603931A - Improvements in or relating to eye protectors : en
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  • FR935611A - A process for producing water-soluble, film-forming sheets : en fr
  • CA449191A - Apparatus for handling rim-equipped tires : en fr
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  • GB603858A - Improved means for preheating air for carburetters and the like for internal combustion engines : en
  • US2443676A - Motor vehicle door frame construction : en
  • US2443634A - Parallel cathode-ray tube : en
  • GB603970A - Improvements in and relating to methods in the vacuum-dehydration of animal or vegetable materials : en
  • IE18283L - Cable sheaths; composite tubes : en
  • US2443775A - Fluid pressure operated vise : en
  • FR54204E - Motion transmission system for cycles : en fr
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  • GB603827A - Improvements relating to the manufacture of artificial fibres from highly polymeric substances : en
  • GB603976A - Improvements in arrangements for cooling gun barrels : en
  • US2443748A - Aircraft control system : en
  • US2443873A - Hand device for slicing or shredding vegetables and other foodstuffs : en
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  • CA449358A - Production of oxygen-free copper : en fr
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  • US2443793A - Pattern controlled machine tool : en
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  • US2443687A - Rain alarm device : en
  • US2443938A - Glove : en
  • DK67068C - Collapsible Wardrobe Stand. : da en
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  • BE470765A - : en fr
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  • CA449194A - Pressure resuscitator : en fr
  • GB603880A - Improvements in coloured cellulose ester and ether materials : en
  • AU1390047A - Improvements relating tothe printing of textile materials : en
  • US2443925A - Selector device for vending machines : en
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  • GB603892A - An improved electromagnetic switch : en
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  • US2443857A - Circuits for the control of radiation detectors : en
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  • GB603661A - Improvements in or relating to the bodies of motor road vehicles : en
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  • GB603724A - Feeding device for a continuous record strip, such as in an autographic register : en
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  • GB603940A - Improvements in or relating to blocking-layer cells : en
  • GB603905A - Improvements in or relating to the manufacture of electric commutators : en
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  • BE478556A - : en fr
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  • GB603995A - Improvements in or relating to fastenings for lids or covers to boxes and the like : en
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  • AU141540B2 - Improvements in or relating to methods of controlling the power ofa hot-gas motor : en
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  • AU142363B2 - Improvements in or relating to electron velocity modulation devices : en
  • BE478604A - : en
  • CA449388A - Reaction product : en fr
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  • US2443919A - Fermentation process for production of alpha-ketoglutaric acid : en
  • US2443877A - Apparatus for manufacturing footwear utilizing sub-assemblies and applying the same directly to the lasts : en
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  • US2443843A - Glycerol substitutes : en
  • CA449394A - High frequency apparatus utilizing electron debunching : en fr
  • US2443624A - Range computer : en
  • US2443979A - Operating mechanism for washing machines : en
  • AU143871B2 - Improvements in or relating to electron-emitting electrodes for electric discharge tubes : en
  • CA449209A - Process for the manufacture of polynuclear aromatic hydrocarbons : en fr
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  • US2443658A - Rectifier system : en
  • US2443971A - Paper moistener : en
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  • US2444006A - Stabilization of unsaturated ketones : en
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  • AU2076248A - Improvements in or relating to sources of radiation containing luminescent substance and method of manufacturing sucha substance : en
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  • US2444017A - Friction drive : en
  • FR935201A - : fr
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  • GB603685A - Improvements in the production of aryl trihalogenoethanes : en
  • CA449200A - Wave meter : en fr
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  • CA449347A - Tractor-borne implement : en fr
  • US2443678A - Chlorinated rubber cements : en
  • AU127951B2 - Improvements in crystal controlled electric oscillation generators : en
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  • US2443928A - Hand slicer : en
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  • US2443752A - Fastening device : en
  • CA449192A - Steam generator for steam pressing irons : en fr
  • CA449298A - Diesel electric marine drive : en fr
  • FR54229E - Aromatic acylated sulfonamides and process for their preparation : en fr
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  • US2443907A - High-frequency cavity resonator apparatus : en
  • US2443783A - Printing type holder with combined cover and platen : en
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  • GR11693B - METHOD OF TREATMENT OF STRAW AND OTHER VEGETABLE WASTE, THE SAME FOR THE MANUFACTURE OF ARTIFICIAL MANUFACTURE. : el en
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  • FR935562A - Permanent magnet speaker : en fr
  • FR935629A - Improvements to relays usable in particular in electric calculating machines : en fr
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  • FR54236E - Improvement in electrical contactors using mercury switches : en fr
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  • US2443596A - Reciprocating bender with pivoted side shapers : en
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  • US2443765A - Method for the utilization of spent pickling acid and crude coke works ammonia in the manufacture of ammonium sulfate and iron hydrates or oxides : en
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  • US2443920A - Tubular hot-air heater : en
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  • US2443918A - Light-diffusing cellulose acetate compositions : en
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  • GB603997A - Improvements in or relating to the drying of carrots : en
  • FR54215E - Time and piece work clocking device : en fr
  • US2443953A - Automatic facsimile message scanning system : en
  • USD150037S - Design for a bottle : en
  • US2443595A - Deviation correcting means for magnetic devices : en
  • GB603709A - Improvements in welding rod and electrode holders : en
  • CA449289A - Method and means for making cores for transformers : en fr
  • FR935583A - Phenolic resinous glue : en fr
  • FR935503A - Hair waving device : en fr
  • FR935566A - Improvements to electrical measuring and control devices : en fr
  • GB603860A - Improvements in mechanism for transferring bottles to and from bottle filling machines : en
  • AU2085048A - Improvements in or relating to radio-beacon systems : en
  • FR54235E - Method and device for fixing or assembling : en fr
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  • GB603955A - Means for attaching wheels to shafts : en
  • GB603981A - Contact device for instrument type relays : en
  • US2443942A - Feed screw for stokers : en
  • US2443959A - Weather and trim strip : en
  • US2443735A - Emulsion copolymerization of unsaturated alkyd resins : en
  • AU2092348A - Color television camera : en
  • AU143190B2 - Improved method of fusing together glass parts to enclose elements : en
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  • US2444020A - Trousers : en
  • USD150039S - Design fok a transparent comb : en
  • CA449185A - Straight-bar knitting machine : en fr
  • US2443899A - Production of nu-alkylated aminoanthraquinones : en
  • US2443660A - Electronic timer : en
  • CA449377A - Automatic container filling device : en fr
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  • GB603895A - Improvements in or relating to camera shutters : en
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  • CA449275A - Cellular composition : en fr
  • GB603874A - Improvements in or relating to plant for the recovery of waste heat from furnace gases : en
  • FR54220E - Dual control device for cycle brakes : en fr
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  • IE18415L - Blank strips for bottle caps. : en
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  • AU127966B2 - Improvements in or relating toa winding spool construction for sound recording apparatus : en
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  • GB603789A - Improvements in or relating to telephone systems : en
  • GB603878A - Improvements in or relating to detachable tops for lighting fittings : en
  • FR935559A - Catalysts : en fr
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  • US2443912A - Internal-combustion engine : en
  • AU2093748A - Improvements in hydraulic torque converters : en
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  • GB603862A - Improvements in coloured textile materials : en
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  • US2443724A - Apparatus for converting liquids into gases and for dispensing the gases : en
  • US2443864A - Voltage gain control device : en
  • AU1303147A - An improved method of and means for manufacturing building boards : en
  • AU2080248A - Improvements in or relating to electron velocity modulation devices : en
  • CA449271A - Highly useful compound : en fr
  • GB603779A - Improved process for recovering magnesium salts : en
  • SE121997C1 - : sv
  • US2443605A - Insulated casing : en
  • US2443811A - Production of thiophenols : en
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  • CA449287A - Fuse construction : en fr
  • US2443956A - Method for producing free-flowing crystalline sulfadiazine : en
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  • US2444008A - Shielded tubing or bellows : en
  • USD150023S - Miller toy airplane : en
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  • CA449370A - Lead-in conductor : en fr
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  • US2443988A - Denture cleaner and holder : en
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  • AU2007648A - Improvements in or relating toa process for making ammonium sulfate : en
  • US2443973A - Control device for cathode-ray focusing coils : en
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  • AU2088848A - Improvements in or relating to lanolin products : en
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  • US2443946A - Grip clasp for fishing rods : en
  • USD150031S - Design for a molded bottle carrying case : en
  • USD150034S - Design for a paper box body : en
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  • AU127959B2 - Ignition system : en
  • US2444004A - Writing implement : en
  • US2443924A - Slasher hood : en
  • US2443997A - Stocking toe protector : en
  • AU128003B2 - Improvements in or relating to radiofrequency generating and modulating systems : en
  • AU2076748A - Improvements in or relating to amplifier circuits having a constant or substantially constant gain : en
  • US2443823A - Sulfurized terpenes : en
  • AU147015B2 - Improvements in or relating to television receivers : en
  • CA16241S - Change purse : en
  • US2443654A - Electrical connector : en
  • US2443819A - Machine for blast cleaning with grit such articles as castings : en
  • US2443913A - Sulfonated crotonaldehyde-rosin reaction product and process for making same : en
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  • US2443642A - Electrical hydraulic power unit : en
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  • US2443643A - Wave modifying device : en
  • US2443656A - Work and feed motor control system : en
  • US2443790A - Peaking circuit : en
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  • US2443966A - Welding electrode holder : en
  • US2443726A - Safety guard for presses and the like : en
  • FR935625A - Method, products and devices for obtaining punched sheets or cards for statistical machines and other applications : en fr
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  • US2443613A - Polyethylene isopropylene sebacate adhesive compositions and methods and articles utilizing them : en
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  • US2443704A - Tool positioning gauge : en
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  • AU143887B2 - Improvements in or relating to radio-beacon systems : en
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  • US2443861A - Salmon egg dispenser : en
  • AU127969B2 - Improvements relating togas control mechanism for gas fires stoves andthe like : en
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  • CA449308A - Electric catapult and power plant : en fr
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  • AU2085548A - Improvements in or relating to hot-gas engines : en
  • US2443968A - Temperature compensated relay : en
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  • US2443697A - Detent : en
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  • BE478694A - : en
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  • US2443926A - Ice cube freezer and dispenser : en
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  • CA449262A - Synthetic rubber-like material comprising 1,3-butadiene : en fr
  • US2443771A - Welding machine : en
  • AU145669B2 - Improvements in apparatus for remote indication of electric current frequency variation : en
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  • CA449400A - Pressure-bonded seed wrapper : en fr
  • US2443708A - Endless film magazine and projector : en
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  • CA449269A - Vinyl fluoride copolymer : en fr
  • CA449313A - Control scheme : en fr
  • US2443721A - Tank cleaning method : en
  • AU2240045A - Outlet for open channel irrigation systems : en
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  • US2443932A - Welded steel articles and method for making same : en
  • CA449341A - Piston engine comprising two-piece crankcase : en fr
  • AU2084248A - Improvements in or relating to iron-cored electric apparatus for instance transformers : en
  • US2443764A - Plate shearing machine : en
  • USD150013S - Design for a lamp break : en
  • CA449283A - Silver halide photographic emulsions sensitized by polyalkylene glycols : en fr
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  • AU2085848A - Improvements in or relating to apparatus containing a vacuum tube inwhich an electron beam is produced andin whichthe velocity ofthe electrons therein is controllable : en
  • US2443879A - Fluid inlet pipe for radial flow elastic fluid turbines : en
  • FR935531A - Machine, in particular hot gas piston machine, fitted with a recuperator : en fr
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  • AU2080648A - Improvements in or relating to electric signalling systems : en
  • AU140447B2 - Improvements in or relating tothe treatment of metal meshes orthe like soas to render them taut : en
  • AU2084448A - Improvements in or relating to electric contact pins for electric discharge tubes and incandescent lamps : en
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  • AU139145B2 - Improvements in or relating toa railway-car truck : en
  • CA449205A - Caster for furniture : en fr
  • US2443947A - Conveyer belt : en
  • US2443950A - Film guiding and retaining mechanism : en
  • AU127973B2 - Improved power operated lawnmower : en
  • AU140690B2 - Process of reacting furfural with melamine-formaldehyde condensation products and composition obtained therefrom : en
  • AU127972B2 - Improvements in or relating to apparatus for winding threads, wire andthe like : en
  • US2443633A - Electrode for gaseous discharge devices : en
  • CA449186A - Straight-bar knitting machine : en fr
  • AU1416347A - An improved bottle stopper : en
  • AU127954B2 - Improvements in and relating to building construction and blocks therefor : en
  • US2443641A - Thermoelectric generator : en
  • AU137792B2 - Improved posthole boring means : en
  • FR54238E - Identifying the phase of an oscillation : en fr
  • GB603830A - Improvements in gas grillers : en
  • GB603991A - Improvements in or relating to neckties : en
  • CA449197A - Key holder : en fr
  • CA449220A - Gas analysis apparatus : en fr
  • CA449195A - Lock to secure a nut on a bolt : en fr
  • CA449378A - Electricity conductor unit : en fr
  • AU135710B2 - An improved bottle stopper : en
  • US2443906A - Process for the manufacture of ethers : en
  • US2444000A - Inverted turbine pressure unit : en
  • AU137722B2 - An improved means for surveying : en
  • USD150029S - Design for an earring ok similar article : en
  • GB603767A - Improvements in or relating to tool for and method of stripping rubber or other insulation from cables, wires or flex : en
  • DK67089C - Apparatus for spotty Wetting of the two Outer Sides of a Rubberized Stamp Hinge. : da en
  • CA449306A - Fluid pressure control apparatus : en fr
  • US2443640A - Surface plate and method of making same : en
  • USD150020S - Tot animal figure or the like : en
  • AU127968B2 - Folding cot : en
  • AU139060B2 - Improvements in or relating to iron-cored electric apparatus for instance transformers : en
  • AU144019B2 - Improvements in or relating to circuits for phase modulation of electric oscillations : en
  • AU1947645A - Improvements in or relating tothe production of polymeric resin sheets : en
  • US2443696A - Drying rack or hanger : en
  • US2443709A - Cigarette snuffer : en
  • AU128002B2 - Improvements in or relating to electrolytic condensers : en
  • AU2091345A - Improvements in or relating toa winding spool construction for sound recording apparatus : en
  • AU144737B2 - Improvements in hydraulic torque converters : en
  • AU2073448A - Improvements in power transmission mechanism andthe use thereof in mechanical storage equipment : en
  • AU2086448A - Improvements in or relating to methods of controlling the power ofa hot-gas motor : en
  • CA449288A - Fuse construction : en fr
  • US2443720A - Drive means for vehicles : en
  • USD149995S - Design fob a projector or the like : en
  • AU144290B2 - Improvements in or relating to mixing circuit arrangements : en
  • AU2005448A - Improvements in electrically operated calculating machines : en
  • CA449233A - Sheet material : en fr
  • GB603720A - Improvements in or relating to the driving gear of opposed-piston two-stroke internal-combustion engines : en
  • GB603816A - Improvements in or relating to needle threaders : en
  • AU2009648A - Improvements in or relating toa collapsible box : en
  • US2443617A - Insulator material for neon sign electrodes, method of making the same, and resultant article : en
  • AU128006B2 - Method and apparatus for filling containers : en
  • DK67083C - Welding Plan with Machinery for Delaying Workpieces. : da en
  • AU2077248A - Improvements in or relating to electron-emitting electrodes for electric discharge tubes : en
  • GB603814A - Track sections for model or toy railway tracks : en
  • GB603741A - Improvements in or relating to dynamo-electric machines : en
  • GB603897A - Improvements in cleaning instruments for tobacco pipes : en
  • USD150035S - Design for a fajpek box body : en
  • AU2085148A - Improvements in or relating to electric incandescent lamps filled with one or more rare gases : en
  • AU2245045A - Improvements in or relating to suction cleaners : en
  • AU1314047A - Improved hair waver : en
  • AU2094448A - Color television apparatus : en
  • US2443808A - Adjustable flap for rotating wings : en
  • AU1841448A - Improved posthole boring means : en
  • US2443866A - Method of treating apples : en
  • AU127977B2 - Method of well dr-illing : en
  • AU286346A - Plaited lampshade : en
  • CA449357A - Treatment of lignin material : en fr
  • US2443896A - Door closer : en
  • CA449323A - Metal enclosed switchgear : en fr
  • CA449343A - Knitting element of knitting machinery : en fr
  • GB603712A - A new or improved method of effecting speed change in change pole a.c. motors : en
  • CA449250A - Caging signal device for gyroscopes : en fr
  • GB603933A - Improvements in pipe joints for permitting relative angular movement between pipes : en
  • GB603866A - Improvements relating to tuning means for radio receivers and the like : en
  • GB603953A - Improvements relating to folding baby-carriages and push-chairs, invalid-chairs, andthe like : en
  • GB603687A - An improved means of stopping draughts around doors and the like : en
  • FR935571A - Further training in electron ray tubes : en fr
  • GB603803A - Improvements in or relating to fluid-operated work-holders : en
  • FR935579A - Ski binding : en fr
  • GB603681A - Improvements in and relating to rodent traps : en
  • AU2085248A - Improvements in or relating to devices comprising a cathode ray oscillograph adapted tomake atleast two measuring voltages simultaneously perceptible : en
  • US2443872A - Animal restraining device : en
  • AU1687444A - Improved waterproofing impregnation and leather finish also a film forming product in solution : en
  • CA449243A - Alternating current bus bar construction : en fr
  • US2443606A - Production of branched chain paraffin hydrocarbons : en
  • GB603796A - Bricklayer's gauging device : en
  • USD150019S - Design for a roly-poly toy or the like : en
  • GB603665A - Improvements relating to gas fire radiants : en
  • GR11691B - PERFECTIONS IN SAFETY SHAVER. : el en
  • USD150032S - Rupley pneumatic gauging device : en
  • AU151644B2 - Improvements in or relating to lanolin products : en
  • US2443749A - Sealing device : en
  • FR935593A - Power line supports : en fr
  • FR54225E - Machine for the production of waterproof packaging bags : en fr
  • GB603662A - Improvements in or relating to ozonizing apparatus : en
  • DK67080C - Device for Combustion Power Machines. : da en
  • US2443591A - Radium holder : en
  • GB603753A - New azo dyestuffs : en
  • GB603765A - Improvements in conveying apparatus : en
  • FR935511A - Heat and power production : en fr
  • US2443867A - Method of obtaining concentrates from weak solutions : en
  • US2444019A - Method and apparatus for serving tacky tape : en
  • CA449365A - Electromagnetic centrifugal governor : en fr
  • US2443923A - Polyvinyl alcohol esters of mercapto carboxylic acids and products therefrom : en
  • FR935650A - Sound recording device : en fr
  • CA449315A - Bright alloy plating : en fr
  • AU129746B2 - Improvements relating to rewinding gear for bobbins or other yarn carriers : en
  • GB603969A - Improvements in or relating to means for conducting gaseous streams to a gas cuttingnozzle : en
  • AU144879B2 - Improvements in or relating to projectors forthe light image ofa cathode-ray tube : en
  • AU137692B2 - Improvements relating to heating elements for electric water heaters : en
  • US2443657A - Motor control system : en
  • GB603821A - Improvements in holders for sealing wax : en
  • IE18928L - Bleaching textiles with chlorite solutions : en
  • US2443644A - Thyratron control servo amplifier : en
  • GB603804A - Wheel mountings for aircraft : en
  • GB603898A - Improvements in or relating to furnaces provided with intermittently-movable, mechanical-stoker grates : en
  • US2443830A - Method of assembling the power section of radial engines : en
  • USD149997S - Design for a lamp : en
  • FR935537A - Obtaining particulate matter : en fr
  • GB603936A - Improvements relating to castor fixtures : en
  • AU2088648A - Improvements in apparatus and method for mining coal or other minerals fromthe solid : en
  • CA449256A - Interpolymers of butadienes and monohydric aliphatic nitroalcohol esters of unsaturated dicarboxylic acids : en fr
  • AU127981B2 - Improvements in or relating to optical projection apparatus : en
  • US2443706A - Electrical socket : en
  • GB603805A - Improvements in or relating to motor traction-units and vehicles therefor : en
  • GB603831A - Mounting of steerable road-wheels : en
  • US2443663A - Method of making insulated cores : en
  • AU2003645A - An improved means for taking photographs of moving objects as they pass a particular place : en
  • FR935536A - Detachable self-tightening collar for metal props used for supports : en fr
  • GB603718A - Improvements in or relating to apparatus for producing a plurality of proportionate liquid pressures : en
  • US2443840A - Processes of producing high melting point waxes : en
  • GB603737A - Improvements in or relating to the control of electric ventilating fans : en
  • GB603700A - Improvements in or relating to the production of vinyl cyanide : en
  • GB603820A - Improvements in yarn winding machines : en
  • US2443695A - Drier for footwear : en
  • GB603877A - Improvements in methods of manufacture of selenium elements : en
  • GB603922A - Improvements relating to mechanical excavators : en
  • GB603996A - Improvements relating to multi-stage turbines and compressors : en
  • GB603708A - Improvements in roller box tool steadies for turret lathes and like machine tools : en
  • CA449292A - Fuse link : en fr
  • AU127980B2 - Improvements in or relating to electromagnetic relays : en
  • GB603667A - Improvements in or relating to apparatus including gas turbines for the direct driving of a vehicle : en
  • GB603764A - Improvements in hydraulic telemotor systems : en
  • FR935616A - Improvement to cards for vertical files with dividers with constant parallelism : en fr
  • CA449247A - Wave guide system : en fr
  • AU141663B2 - Improvements in or relating to railway sleepers : en
  • AU143888B2 - Improvements in or relating to apparatus containing a vacuum tube inwhich an electron beam is produced andin whichthe velocity ofthe electrons therein is controllable : en
  • AU145029B2 - Improvements in or relating to electric current rectifying tubes : en
  • USD150025S - Design for a plaque : en
  • FR935647A - Improvements to bottle closures : en fr
  • US2443647A - Electrical apparatus : en
  • GB603785A - Improvements in machines for treating food products : en
  • GB603846A - Improvements in or relating to air cleaners : en
  • FR935594A - Method and mold for casting ingots : en fr
  • AU2082748A - Engine starter gearing : en
  • GB603735A - Purification from compounds of sulphur, phosphorus and/or arsenic of gases inactive to chlorine : en
  • AU147475B2 - Improvements in or relating to electrical connecting devices : en
  • FR935621A - Pressure Sensitive Adhesive Tape Improvements and Manufacturing Process : en fr