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  • US2092454A - Charge mixing and heating device and/or vaporizer for use in cylinders of internal combustion engines : en
  • CA368473A - Cellulose xanthate solution : en fr
  • US2092155A - Knock-down structure : en
  • US2092346A - Catamenial pad : en
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  • DE1415003U - : de en
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  • FR817603A - Improvements to metal boxes : en fr
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  • US2092485A - Prepayment telephone system : en
  • US2092054A - Process for granulating materials : en
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  • US2092031A - Process of preparing cycijc esters : en
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  • US2092490A - Alloy lined vessel : en
  • US2092547A - Bottle cap : en
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  • US2092238A - Quinphthalone dye : en
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  • US2092434A - Apparatus for heat treatment of packaged goods : en
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  • US2091950A - Process for the preparation of alloys containing boron : en
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  • GB471463A - Improvements in or relating to locking washers : en
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  • GB471435A - Improvements in the manufacture and production of dyestuffs : en
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  • FR817633A - Improvements to vats intended for the storage of wines or other liquids : en fr
  • FR817652A - Electric control device for clock bells : en fr
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  • US2092583A - Puzzle : en
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  • AU355236A - A system for the transmission of electro-magnetic waves over a wave guide : en
  • CA368537A - Polyglycerol ester production : en fr
  • US2092074A - Wire insulating machine : en
  • AT150597B - Device for testing materials or components. : de en
  • AT150611B - Process for the electrothermal production of magnesium. : de en
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  • GB471592A - Improvements in or relating to oral prophylactics : en
  • GB471680A - Improvements in or relating to machines for slicing meat, bacon, or the like : en
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  • AT150627B - Vaporizers, especially for sugar juice. : de en
  • AU452836A - Improvements in and connected with superheaters for steam generators : en
  • AT150592B - Poultry plucking device. : de en
  • AT150506B - Device for closing the eye sockets of gas masks. : de en
  • AT150537B - Pulley transmission. : de en
  • GR6781B - AUTOMATIC - IGNITION AND EXTRACTION OF CIGARETTE ON CIGARETTE CASE. : el en
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  • US2092132A - Method of treating titanium bearing ores : en
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  • US2092479A - Box wrapping system : en
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  • US2092667A - Metallic flooring : en
  • US2092270A - Cable protector : en
  • US2092499A - Doughnut machine : en
  • GB471796A - Improvements relating to radio receivers : en
  • US2092206A - Storage photoelectric device : en
  • US2092349A - Cover for books, ledgers, and similar articles : en
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  • CA368496A - Gun stabilizing device : en fr
  • US2092616A - Stocking foot : en
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  • US2092016A - Carburetor : en
  • US2092166A - Dispensing device : en
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  • US2092468A - Fireguard : en
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  • US2092609A - Tractor attachment : en
  • FR817643A - New projectile : en fr
  • CA368505A - Saddle seat : en fr
  • CA368608A - Golf playing harness : en fr
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  • CA368491A - Shoe bottom pressing device : en fr
  • US2092480A - Rolling mill feeding apparatus : en
  • US2092686A - Method of polishing wax : en
  • GB471627A - Improvements in and relating to electric conductors with air space insulation : en
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  • US2092323A - Blackboard mounting : en
  • US2092712A - Halo alkyl azyl sulphides and preparation thereof : en
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  • US2092033A - Heat treatment of aluminous metals : en
  • US2092698A - Power transmission apparatus : en
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  • GB471601A - Improvements in spring assemblies for seating and the like : en
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  • US2092461A - Inking mechanism for rotary printing presses : en
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  • US2092240A - Method of making rubber articles : en
  • US2092728A - Odorizing appliance : en
  • US2091982A - Method of making welded tube joints : en
  • US2092311A - Detachable tooth and attachment for earth digging implements : en
  • US2092500A - Automatic volume control : en
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  • FR817608A - Biblorhapte : en fr
  • FR817823A - Pistons for internal combustion engines : en fr
  • GB471522A - Improvements in or connected with illuminated signs or devices for advertising, indicating, display and like purposes : en
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  • US2092713A - Synthetic product and process of making same : en
  • US2092250A - Floating airport : en
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  • US2092574A - Traffic glove : en
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  • US2091984A - Fluid heat exchange apparatus : en
  • US2092508A - Sign : en
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  • US2092320A - Beer dispenser and cooler : en
  • US2092541A - Cover for temporary binders and method of making the same : en
  • GB471708A - Improvements relating to electric induction apparatus for heating the internal wallsof hollow metallic bodies : en
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  • GB471633A - Improvements in or relating to hangers for articles of clothing : en
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  • GB471622A - Improvements in and relating to electric heating elements and to the manufacture thereof : en
  • GB471816A - Improvements in and relating to electric discharge devices : en
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  • FR817671A - Grating machine for cheese and other products : en fr
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  • FR817761A - Improvements to chain derailleurs for cycles or similar : en fr
  • US2091987A - Internal combustion engine : en
  • USD105948S - Design for a projector : en
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  • FR817640A - Special underwater microphone for deep mooring, isolated or in directional groups : en fr
  • GB471476A - Low power electric resistance heating element and method of manufacturing same : en
  • US2091998A - Gas turbine system : en
  • FR817700A - Process of fixing rubber by vulcanization on light metal objects : en fr
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  • US2092383A - Process for the production of alkali metal nitrates by reaction of alkali metal chlorides and nitric acid : en
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  • US2092343A - Connecter : en
  • US2092664A - Illuminated signal : en
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  • GB471751A - Improvements relating to devices in heilmann combing machines for piecing and delivering the combed fibres : en
  • IE15016L - Method of operating an evaporator : en
  • US2092348A - Picture mount or the like : en
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  • US2092622A - Artificial tanning substances and process of preparing them : en
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  • US2091996A - Valve and valve gear for engines : en
  • US2092683A - Trailer guide : en
  • FR817704A - Devices for locating moving, visible or invisible objects : en fr
  • FR820368A - Single-ended electric discharge tube, especially metal vapor discharge lamp : en fr
  • US2092207A - Chandelier shade : en
  • US2092118A - Friction closure container : en
  • US2092169A - Automatic record feed and repeater device for phonographs : en
  • US2092006A - Sapondicahon of cellulose esters : en
  • US2092058A - Field coil for motors : en
  • US2092042A - Well screen : en
  • US2092604A - Hairnet packaging : en
  • DE650038C - Process for the production of high molecular weight copolymers : de en
  • DE649977C - Device on ribbon looms for folding the ribbons : de en
  • US2092412A - Selective circuit arrangement : en
  • US2092632A - Viscosimeter : en
  • FR817576A - Control device for motor vehicles with two or more driven axles, in particular via a differential : en fr
  • GB471629A - Improvements in or relating to a process for the treatment of rosinyl compounds and products produced thereby : en
  • USD105982S - Design fob a dress : en
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  • FR817683A - Improvements to devices such as amplifiers that can use very low currents : en fr
  • US2092056A - Condensation products : en
  • US2092050A - Composition and method for joining surfaces : en
  • US2092272A - Adjustable window screen clip : en
  • US2092562A - Stock-operated water pumping device : en
  • FR817618A - Drawing device for spinning machines, in particular for cotton spinning machines : en fr
  • FR817848A - Jaw crusher : en fr
  • GB471686A - Improvements in the manufacture and production of triarylmethane dyestuffs containing metal : en
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  • US2092189A - Sheet fed printing machine : en
  • DE650015C - Device for the projection of lenticular films : de en
  • AT150643B - Device for dressing confectionery. : de en
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  • USD105954S - Design for a combined candlestick : en
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  • DE649956C - Antenna wire holder : de en
  • AT150546B - Air cleaner. : de en
  • AT150614B - Rotting agent for compost preparation. : de en
  • US2091962A - Locomotive type boiler : en
  • US2092431A - Process for the production of methyl amines : en
  • US2092287A - Woven elastic fabric : en
  • US2092369A - Fluid pressure brake : en
  • US2092021A - Speed selective control system : en
  • US2092312A - Handle structure for sadirons and the like : en
  • AT150584B - Four-chamber gas meter with a horizontal crankshaft with only two crank arms offset by 90 ° and a creeping slide control. : de en
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  • AU101916B2 - Improvements in or relating to thermionic valves and to circuit arrangements incorporating thesame : en
  • AU101911B2 - Manufacture of oxidising or reducing agents or combined oxidising and reducing agents for promoting the production of oxidising agents more particularly intended for assisting curative metabolic changes in living organisms : en
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  • US2092387A - Process of preparing dioxazine compounds and substances so obtained : en
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  • US2092049A - Method of reducing quartz crystal activity : en
  • AT150524B - Method and device for coloring in duplicating machines. : de en
  • AT150587B - Device for displaying the tool speed on flame cutting machines or the like. : de en
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  • FR817680A - Apparatus for using the air pressure of the tires for the operation of sprayers and in general of all pressure devices : en fr
  • CA368476A - Transformer switching arrangement : en fr
  • US2092535A - Thread protector : en
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  • US2092316A - Oil well fishing magnet : en
  • AU101897B2 - Interchangeable refrigerating and heating apparatus : en
  • AT150511B - Electric discharge device. : de en
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  • DE650007C - Paper carrier for sound recordings printed by the letterpress or gravure printing process : de en
  • US2092073A - Production of ammonium sulphate in the form of scales : en
  • US2092501A - Capsule filling device : en
  • US2092660A - Combination drinking glass and tooth brush holder : en
  • FR817572A - Automatic or semi-automatic dispenser for pins : en fr
  • DE650102C - Dry gas backflow preventer : de en
  • DE649842C - Step transformer switchable under load : de en
  • FR817575A - Vibration-damping device, applicable in particular to bicycles or the like : en fr
  • FR817790A - Improvements in manufacturing processes for ammoniacomagnesium phosphates and mixed salts poor in water : en fr
  • DE649750C - Device for storing grain, legumes or the like. : de en
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  • US2092689A - Gauge for dental instruments : en
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  • US2092719A - Vehicle jacking structure : en
  • FR817642A - Advanced device for automatically activating fire protection devices : en fr
  • GB471790A - Improvements in or relating to apparatus for the measurement of the electrical conductivity of solutions : en
  • GB471961A - Improvements in cooling systems for beverages in barrels and like containers : en
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  • FR817758A - Welded reinforcement for reinforced concrete : en fr
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  • FR817709A - Heating improvements, in particular using small-caliber fuels : en fr
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  • US2092416A - Braking system : en
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  • US2092110A - Protective covering for batteries : en
  • US2092286A - Switch : en
  • US2092558A - Speed-regulating mechanism for wire winding and like machines : en
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  • US2091948A - Internal combustion engine : en
  • FR817755A - Mounting device intended, in telephone systems operating with selectors, for metering according to the duration and area of calls at different tariffs : en fr
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  • GB471611A - Improvements in, or relating to, electric fuses of the cartridge type : en
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  • FR817816A - Wheel steering pivot position adjuster : en fr
  • FR817601A - Lighting fixture : en fr
  • FR817715A - Improvements to charcoal or other dust removal : en fr
  • GB471520A - Filter-layers for colour photography : en
  • GR6792B - METHOD OF PACKAGING THE FIGS WITHOUT SPRAYING. : el en
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  • US2092035A - Thermal treatment of aluminum and aluminum base alloys : en
  • FR817567A - Multistage secondary electron amplifier : en fr
  • GB471748A - Improvements in or relating to the manufacture of coloured asbestos cement and like products in sheet form : en
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  • FR817655A - Improvements in siliceous coating processes for metals and light alloys : en fr
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  • US2092734A - Cam lapping machine : en
  • CA368557A - Dynamic multiplier : en fr
  • AT150588B - Alarm clock. : de en
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  • GB471647A - Improvements in or relating to carbon arc lamps : en
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  • GB471731A - Improvements in and relating to pulse-operated thermionic valve apparatus, such for example as frequency dividers, electrical counting arrangements and the like : en
  • FR817745A - Process for printing engraved designs : en fr
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  • CA368579A - Oil burner : en fr
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  • US2092084A - Composition and method for joining surfaces : en
  • US2092462A - Inking mechanism for rotary printing presses : en
  • DE649729C - Arrangement for the protection of intermittently fed alternating current circuits via grid-controlled vapor or gas discharge paths : de en
  • US2092317A - Gun perforator cartridge : en
  • US2092737A - Conveyer : en
  • CA368483A - Loudspeaker : en fr
  • AT150605B - Process for achieving gloss effects in paints and synthetic compounds. : de en
  • CA368481A - Thiazolocarbocyanine dye : en fr
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  • US2092395A - Sash button : en
  • AU101924B2 - Improvements in or relating to power hammers orthe like : en
  • AT150604B - Process for welding magnesium and magnesium alloys and powdered welding material for this. : de en
  • AT150641B - Device for catching insects. : de en
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  • US2092356A - Lead sight for shotguns : en
  • US2092427A - Catamenial device : en
  • AT150563B - Device for the remote-controlled activation and deactivation of individual or combined into switching groups, wholly or partially connected in series power consumption devices, apparatus and the like. like : de en
  • US2092401A - Valve means : en
  • US2092337A - Formation testing apparatus : en
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  • CA368558A - Effect production on cellulosic materials : en fr
  • GB471777A - Improvements in and relating to distributors for seed, manure or other pulverulent material : en
  • DE649850C - Automatic feeding device for stock bars on automatic lathe or similar machine tools for bar work : de en
  • US2092091A - Art of coloring fruit : en
  • AU101923B2 - Improvements in and relating to electrical insulators : en
  • CA368584A - Glare shield bracket : en fr
  • US2092202A - Cutting device : en
  • DE646611C - Traction sheave : de en
  • US2092685A - Fuel injection device for internal combustion engines : en
  • USD105968S - Design for an electric cooker : en
  • US2092113A - Fifth wheel : en
  • US2092228A - Plastic floor covering composition : en
  • US2092507A - Automobile : en
  • CA368522A - Wall : en fr
  • US2092100A - Combined fertilizer and soil conditioner : en
  • US2092435A - Salvage apparatus : en
  • FR817562A - Improvements in the manufacture of articles or articles provided with coatings : en fr
  • GB471448A - Improvements in electron image amplifiers, and methods of operating the same : en
  • CA368545A - Shuttle truing machine : en fr
  • CA368581A - Rotating machine : en fr
  • US2092331A - Flask filling apparatus : en
  • US2092411A - Door clamp : en
  • US2092332A - Production of mixtures of bituminous substances with rubber : en
  • US2092026A - Printing device : en
  • CA368588A - Lifting jack : en fr
  • CA368606A - Paper packing for bottles : en fr
  • US2092090A - Corrective method of coloring fruit : en
  • US2092296A - Can coating : en
  • US2092273A - Decorated food product : en
  • AT150573B - Hot cathode with accelerator screen for cathode ray tubes. : de en
  • US2092552A - Joint clip : en
  • US2092303A - Apparatus for measuring visibly the degree of tension on wire lines : en
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  • US2092407A - Method of noiseless recording : en
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  • US2092038A - Sorting and classifying device : en
  • US2092243A - Coupling : en
  • US2092474A - Radio telephone monitoring system : en
  • US2092012A - Aluminum alloy : en
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  • FR817557A - Improvements in heat treatment of glass : en fr
  • FR817605A - Installation intended for the hearing of selected pieces of music : en fr
  • GB471459A - Improvements relating to dynamo regulators : en
  • FR817754A - Process for obtaining polycyclic oxyketones by controlled degradation of sterols : en fr
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  • GB471628A - Improvements in and relating to air space insulated communication electric cables : en
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  • US2092133A - Method of producing sensitive electrical resistances : en
  • US2092259A - Shock absorber : en
  • US2092644A - Tension oleo strut : en
  • FR817653A - Motor mechanism operating by vacuum or by pressure and applicable to windshield wipers of motor vehicles : en fr
  • FR817637A - Process for obtaining fancy yarns on twisting mills : en fr
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  • DE650001C - Sintered hard metal alloys : de en
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  • FR817723A - Potato drying process : en fr
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  • US2092092A - Power press tool or the like : en
  • US2092601A - Composition of matter for sealing and impregnating : en
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  • GB471654A - Improvements in recording or reproducing apparatus for films : en
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  • US2092389A - Flyer : en
  • US2092067A - Chilling apparatus : en
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  • US2092592A - Tripping means for circuit interrupters : en
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  • US2092360A - Telephone system : en
  • FR817770A - Improvements to form-mounting machines : en fr
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  • US2092221A - Apparatus for treatment of fluids : en
  • US2092353A - Stirring device : en
  • FR817748A - Electron multiplier : en fr
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  • US2091991A - Granulated material and process of making the same : en
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  • IE15028L - Catalytic polymerisation of olefines; motor fuels : en
  • FR817611A - Heat generator-storage device : en fr
  • FR817787A - Sophisticated faucet : en fr
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  • US2092321A - Method of cleaning and gas-freeing ships' oil tanks : en
  • US2092506A - Wheel cover : en
  • US2092007A - Treatment or manufacture of cellulose ester material : en
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  • FR817600A - Pressure gauge for measuring the inlet gas pressure in an internal combustion engine : en fr
  • DE649784C - Telegraph apparatus for the reproduction of received Morse code and similar characters with different length characters in block letters : de en
  • FR817794A - Improvements in the assembly of grinding wheels and other friction tools on their drive shafts : en fr
  • US2092536A - Snow removing apparatus : en
  • US2092563A - Screw mechanism : en
  • GB471544A - Improvements in or relating to composite wrapping materials : en
  • FR817830A - Automatic feeding device for bulk fiber materials : en fr
  • FR817660A - Condensation products of the urea-formalin type and process for their preparation : en fr
  • GB471545A - Improvements in and relating to strapping material for binding or securing boxes, bales, parcels and other packages and process for manufacturing said improved strappingmaterial : en
  • DE649922C - Extinguishing of alcohol and similar fluids by means of chemically produced foam : de en
  • FR817785A - lead-cadmium battery cell with acid electrolyte, can be recharged repeatedly : en fr
  • GB471455A - Improvements in or relating to needle bars for knitting machines and process of knitting therewith : en
  • GB471649A - Improvements in electrically heated vulcanizers : en
  • US2092672A - Flashlight attachment : en
  • US2092066A - Method and apparatus for wrapping cylindrical articles : en
  • US2092168A - Dispensing apparatus for interfolded towels : en
  • IE14563L - Electric incandescent lamps : en
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  • USD105937S - Design for a bake dish or similar : en
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  • CA368474A - Metal member securing method : en fr
  • US2092695A - Radiator cover or shield : en
  • US2092694A - Composite flooring and method of laying the same : en
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  • US2092212A - Collapsible toilet article : en
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  • US2092151A - Process for the fine-bubble aeration of diaphragm fermenting vats : en
  • US2092687A - Block toy : en
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  • US2092473A - Railway switch and signal apparatus : en
  • US2092580A - Gear shift damper : en
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  • FR817769A - Pre-ignition chamber diesel engine : en fr
  • US2092420A - Tuyere block : en
  • US2092047A - Device for processing soap : en
  • US2092194A - Loose leaf binder : en
  • US2092242A - Duplicating machine : en
  • US2092708A - Radio-frequency inductance unit : en
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  • US2092267A - Fruit marking machine : en
  • SE90175C1 - Automatic release device for use in animal feeding and other purposes : en sv
  • US2092371A - Mounting means for electric lamps : en
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  • US2092013A - Envelope machine : en
  • USD105992S - Design for a combined microphone : en
  • DE649995C - Device for wrapping electrical wires with insulating tapes : de en
  • US2092456A - Holder for twin pails : en
  • US2091973A - Apparatus for making ceramic articles : en
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  • US2092191A - Soldering flux : en
  • US2092424A - Device for operating the control surfaces of flying machines : en
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  • CA368485A - Metal working method : en fr
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  • US2092588A - Light gauge for photometers : en
  • US2092640A - Device for measuring the densities or pressures of fluids : en
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  • US2092083A - Apparatus for cutting openings by abrasion : en
  • US2092173A - Windshield cleaner : en
  • US2092262A - Fish-boning machine : en
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  • US2092109A - Machine for weighing and sorting filled cans : en
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  • US2092738A - Pressure pump : en
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  • US2092252A - Continuous rotary disk and drum filter : en
  • US2092448A - Armored car : en
  • US2092710A - Meat marker : en
  • GB471753A - Improvements relating to tanning and to materials therefor : en
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  • US2092629A - Pump : en
  • US2091979A - Annealing furnace : en
  • US2092587A - Machine tool : en
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  • US2092593A - Tow rod for automobiles : en
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  • US2091964A - Air borne gyro-magnetic compass : en
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  • US2092246A - Thermostatic heat control : en
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  • US2091978A - Tube casing : en
  • CA368591A - Biscuit moulding machine : en fr
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  • US2092072A - Method of replenishing fuel-oil supply systems : en
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  • US2092381A - Vehicle control apparatus : en
  • US2092231A - Skeleton metal-backed gasket with water passages : en
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  • US2092706A - Gas mixer : en
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  • US2092386A - Production of sulphur : en
  • US2092307A - Pulverizer : en
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  • US2092344A - Slasher machine : en
  • US2092487A - Concentric conductor electric cable : en
  • US2092578A - Hair curler : en
  • CA368610A - Tiled or panelled wall : en fr
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  • US2092167A - Dispensing device : en
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  • AT150612B - Process for welding non-austenitic iron and iron alloys or steel and steel alloys. : de en
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  • US2092268A - Calculator : en
  • US2092484A - Centrifugal separator : en
  • US2092063A - Track sander : en
  • US2092614A - Spring suspension : en
  • US2092119A - Assembly voting system : en
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  • US2091969A - Saponifying esters of cellulose : en
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  • AU356136A - Improvements in or relating to thermionic valves and to circuit arrangements incorporating thesame : en
  • US2092184A - Dummy sawyer : en
  • US2092658A - Water heater : en
  • FR817597A - Sun visor : en fr
  • FR817697A - Device for recording, copying and reproducing endless sound recordings on film : en fr
  • FR817802A - Animal leg warmer : en fr
  • GB472043A - Process for dyeing with azodyestuffs : en
  • CA368605A - Traffic signal : en fr
  • US2091970A - Cellulose ester products and materials made therefrom : en
  • US2092175A - Reciprocal valve operating mechanism for diesel engine air chambers : en
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  • GB471534A - Improvements in or relating to shoe stiffeners : en
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  • US2092245A - Empty and load brake : en
  • AU101915B2 - Improvements in or relating to cathode ray tubes : en
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  • US2092358A - Tubular joint : en
  • US2092597A - Tractor draw-bar : en
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  • GB471460A - Improvements in the production of insulating sized fibre plates : en
  • GB471575A - Improvements in or relating to toothed gears : en
  • US2092087A - Piston : en
  • US2092439A - Apparatus for testing yarns, threads, filaments, and the like : en
  • US2092475A - Ventilating apparatus : en
  • US2092519A - Vaporizing device : en
  • AT150539B - Turbo transmission with auxiliary pump. : de en
  • AT150644B - Cigarette box with pull-out petrol lighter. : de en
  • DK53556C - Optical System for Cinematographic Recorders and Projection Devices. : da en
  • FR817594A - Spark plug for internal combustion engine : en fr
  • GB471661A - Improvements in and relating to the manufacture of bag frames and the like : en
  • AT150557B - Winding arrangement for armature electrical machines. : de en
  • AT150646B - Hood or the like shaped aircraft window wall, especially for armor cladding. : de en
  • AT150536B - Pulley transmission. : de en
  • AU360236A - Improvements in or relating to power hammers orthe like : en
  • CA368553A - Eyelet-inserting machine : en fr
  • US2092374A - Driving mechanism : en
  • USRE20495E - Hypodermic stringe : en
  • USD105949S - Design for a handbag : en
  • FR817762A - Fixing hook system, for all types of tiles : en fr
  • US2092107A - Chain basket : en
  • US2092478A - Electric switch : en
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  • US2091955A - Method of preparing a titanium pigment : en
  • US2092000A - Apparatus for recovering values from a solution : en
  • US2092545A - Electric valve translating circuit : en
  • US2092690A - Table : en
  • US2092255A - Apparatus for forming tubular articles : en
  • US2092251A - Brake : en
  • US2092646A - Bin-type metal retaining wall : en
  • US2092665A - Adjustable book holder : en
  • US2092727A - Grinding machine : en
  • USD105941S - Design for a sprinkler : en
  • FR817604A - Machine for automatic loading and crimping of hunting cartridges : en fr
  • GB471634A - Improved method of joining the ends of metal strappings for cases, bales and the like : en
  • US2092281A - Jewel bearing : en
  • CA368543A - Grain drill : en fr
  • AU101922B2 - Improvements in and connected with lehrs : en
  • CA368532A - Rock drill : en fr
  • AT150590B - Gas meter with three or more measuring chambers and creeping slide control. : de en
  • US2092165A - Support for cylindrical vessels : en
  • US2092271A - Car roof : en
  • US2092069A - Ultra-short wave radio system : en
  • US2092217A - Draft tongue attachment : en
  • DE650094C - Device for equalizing transmission of pulse combinations in teleprinter systems based on the start-stop principle : de en
  • AT150547B - Cathode ray tube. : de en
  • GB471807A - Improvements relating to the removal of ashes and the like from furnaces : en
  • DE646886C - Electromagnet for several precisely limited switch positions : de en
  • US2092137A - Dispensing container : en
  • CA368589A - Mattress : en fr
  • DE649989C - Foam floating device : de en
  • GB471394A - Improvements in or relating to speed changing devices : en
  • USD105981S - Design for a container cap : en
  • AT150625B - Process for refining sugar. : de en
  • CA368499A - Strand winding apparatus : en fr
  • FR817807A - Process for metallization by sputtering using heated cathodes : en fr
  • CA368480A - Selenazole production : en fr
  • CA368535A - Structural unit : en fr
  • AT150649B - Motor vehicle. : de en
  • DE649947C - Process for producing free cutting steel : de en
  • GB471784A - Improvements in and relating to hard metal tools for machining or shaping materials : en
  • US2092509A - Telephone booth : en
  • AT150505B - Process for the production of fertilizers. : de en
  • US2092131A - S-of amino ackibines : en
  • US2092284A - Apparatus for manufacturing bearings : en
  • US2092630A - Humidifying apparatus for air conditioning : en
  • CA368507A - Airport lighting system : en fr
  • CA368544A - Hydrogen peroxide manufacture : en fr
  • AT150603B - Process for the production of a lacquer. : de en
  • AU70636A - Ventilating means for motor driven vehicles : en
  • US2092600A - Cement : en
  • AT150565B - Electric cable with air space insulation. : de en
  • FR817591A - Method of auscultation of reinforced concrete piles during their threshing : en fr
  • AT150583B - Electric tube. : de en
  • FR817589A - Improvements to devices for obtaining pressurized fluids applicable in particular to hydraulic presses : en fr
  • AU524536A - Improvements in or relating to method of manufacturing electrode systems with unsymmetrical conductivity : en
  • DE1414866U - : de en
  • GB471794A - Improvements in packing heads for wells : en
  • USRE20493E - Electric valve converting system : en
  • FR817719A - Mechanical stringer : en fr
  • CA368538A - Shoe manufacture : en fr
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  • US2092559A - Signal means for fluid filled cables : en
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  • FR817775A - Device for transforming central heating boilers with a view to supplying them with town gas : en fr
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  • US2092707A - Toilet seat and cover operator : en
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  • FR817602A - Advanced Scanning Devices for Cathode Ray Oscillographs : en fr
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  • GB471745A - Improvements in or relating to high pressure steam storage plant : en
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  • AT150520B - Reinforcement insert for reinforced concrete bodies and process for their manufacture. : de en
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  • US2092579A - Oxygen-air acetylene injector and mixer for welding blowpipes : en
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  • US2092409A - Sanitary belt : en
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  • US2092199A - Solvent fractionation of hydrocarbon oils : en
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  • FR817728A - Centralized remote control system : en fr
  • AU101937B2 - Horizontal grate with automatic conveyance and stirring ofthe fuel : en
  • AT150519B - Roller shutter with a vertical shaft. : de en
  • US2092657A - Rotary kiln control arrangement : en
  • US2092662A - Retractable landing gear : en
  • GB471774A - Improvements in and connected with jewel setting : en
  • AU101902B2 - A system for the transmission of electro-magnetic waves over a wave guide : en
  • AT150561B - Process for the production of colored lakes. : de en
  • CA368562A - Anionic exchanging method : en fr
  • DE649972C - Attachment for the guide bush of a pipe valve on a metal barrel : de en
  • US2092159A - Roller and flywheel mount : en
  • US2092193A - Slip : en
  • DE649918C - Container made of paper or the like. : de en
  • AT150601B - Roller housing for sliding doors and. like : de en
  • US2092643A - Reel for harvesters : en
  • CA368600A - Water heating system : en fr
  • AU298336A - Improvements in automatic switches for telephone or like systems operable underthe control of escapement mechanism : en
  • US2092094A - Lasting tool : en
  • US2092158A - Film gate assembly : en
  • AT150558B - Dry rectifier. : de en
  • CA368515A - Sulphuric acid contact process : en fr
  • GB471715A - Improvements relating to loom pickers : en
  • AT150527B - Backpack. : de en
  • DE649959C - Course ruler : de en
  • US2092339A - Electric motor : en
  • US2092373A - Protective device : en
  • US2092034A - Thermal treatment of aluminous metals : en
  • US2092143A - Azodyestuffs and their manufacture : en
  • CA368568A - Sewer rod booster : en fr
  • AU356936A - Improvements in or relating to electric impulse-receiving circuits and to voice-frequency transmission systems incorporating such circuits : en
  • CA368604A - Advertising device : en fr
  • US2092525A - Hydrogenation of primary aromatic amines : en
  • GB471725A - Improvements in or relating to covers for sewing machines : en
  • CA368582A - Fountain pen : en fr
  • AU101913B2 - Improvements in furnace construction : en
  • CA368518A - Thermionic valve circuit : en fr
  • US2092005A - Manufacture of artificial materials : en
  • US2092232A - Bearing box : en
  • US2092365A - Tractor and the like : en
  • CA368556A - Residual liquor heat utilization : en fr
  • AT150538B - Rear derailleur for motor vehicles. : de en
  • US2092718A - Let-off mechanism : en
  • AT150542B - Method and device for regulating the temperature of flowing media during the condensation of vapors or gases. : de en
  • US2092441A - Table top : en
  • DK53555C - Splinter-free, composite Glass. : da en
  • US2092740A - Rotary pump : en
  • CA368530A - Topper stand stocking protecting device : en fr
  • AT150571B - Circuit arrangement for television purposes. : de en
  • AU101914B2 - Improvements in means for adjusting the tension upon the cutters in sheepshearing machines : en
  • US2092528A - Method of and apparatus for distilling petroleum mixtures : en
  • US2092585A - Power actuated carriage return mechanism for typewriting and like machines : en
  • US2092140A - Resilient stretchable fabric : en
  • US2092619A - Yarn guide for knitting machines : en
  • DE649930C - Drawbar as a support tree for guns that can be dismantled into payloads : de en
  • GB471724A - Improvements in skins for sausages, pies and the like : en
  • AT150647B - Closure device for the filling opening of the fuel container of friction wheel lighters. : de en
  • AT150503B - Device for high frequency transmission on cables. : de en
  • GB471454A - Apparatus for securing together the ends of metal straps : en
  • AU351036A - Improvements in or relating to volume range expander systems in audio amplifiers : en
  • AU352436A - Improvements in and connected with lehrs : en
  • AT150530B - Motor arrangement, in particular for motor vehicles with at least two driven axles. : de en
  • US2092156A - Bracket : en
  • CA368526A - Oil retainer : en fr
  • AT150533B - Pre-chamber for diesel machines, especially for operation with poorly igniting fuels. : de en
  • AT150621B - Process for the production of lead glazes. : de en
  • US2092302A - Doughnut machine and the like : en
  • US2092494A - Purification of alpha-hydroxy-aliphatic acids : en
  • US2092691A - Display stand : en
  • CA368528A - Naphtha reforming process : en fr
  • CA368542A - Telescopic rotor agitator : en fr
  • CA368548A - Valve spring retainer lock : en fr
  • US2092298A - Electrical switch for liquid level gauges : en
  • US2092722A - Silo roof : en
  • AU349036A - Manufacture of oxidising or reducing agents or combined oxidising and reducing agents for promoting the production of oxidising agents more particularly intended for assisting curative metabolic changes in living organisms : en
  • DE650030C - Mobile belt conveyor : de en
  • DE650071C - Use of sintered hard metal alloys as a material for the production of objects that are produced by non-cutting deformation : de en
  • FR817821A - Magazine changer for letterpress typesetting machines : en fr
  • FR817845A - Automotive Car Compressed Air Heater : en fr
  • GB471584A - Improvements in or relating to straight-bar knitting machines : en
  • CA368550A - Lightning arrester : en fr
  • AU354636A - Improvements in and relating to grinding machines : en
  • CA368486A - Brassiere : en fr
  • US2092301A - Toy pistol : en
  • US2092285A - Enamel composition and process of making same : en
  • US2092327A - Anticipating room thermostat : en
  • US2092703A - Hair curler : en
  • US2092071A - Refrigerating apparatus : en
  • US2092586A - Screw driver : en
  • USD105957S - Design for a handle bracket for a : en
  • USD105978S - Design fob a suit : en
  • US2092415A - Brake control mechanism : en
  • US2092505A - Railway rail bond and method of application : en
  • US2092350A - Manufacture of footwear : en
  • DE649818C - Production of technically pure alkali aluminum fluorides : de en
  • GB471444A - Improvements in or relating to slippers, sandals and like footwear : en
  • GB471636A - Improvements in or relating to methods of gettering : en
  • CA368501A - Reel : en fr
  • AT150610B - Process for the production of water-insoluble indulins. : de en
  • US2092465A - Telephone system : en
  • US2092205A - Liquid fuel burner : en
  • US2092394A - Retardation controlled brake : en
  • US2092418A - Nonreflecting shop front and the like : en
  • US2092451A - Electrolytic production of lead : en
  • US2092742A - Effervescent milk of magnesia : en
  • USD105997S - Design for a loud speaker : en
  • AT150577B - Process for feeding and regenerative braking of DC motors by means of grid-controlled converters. : de en
  • AT150516B - Shaving soap box. : de en
  • AU51537A - Improvements relating to telephone systems : en
  • AT150532B - Compressed air turbine with centrifugal explosion compressor. : de en
  • USD105946S - Design fob an adding machine : en
  • CA368598A - Drawing apparatus : en fr
  • US2092200A - Treatment of acid sludge products : en
  • US2092275A - Grouser arrangement for tractor wheels : en
  • US2092172A - Display machine : en
  • CA368595A - Internal combustion engine : en fr
  • US2092582A - Hinge construction : en
  • AT150626B - Furnace for the distillation of fuels. : de en
  • CA368470A - Hearse table mechanism : en fr
  • DE650008C - Recording, playback or copying device for sound films : de en
  • DK53548C - Feedback device for High Frequency Amplifier Tube. : da en
  • FR817693A - Improvements to folding hoods for motor cars : en fr
  • FR817741A - Resistor with regulating layer or potentiometer : en fr
  • CA368593A - Logging tractor : en fr
  • US2092520A - Christmas tree appendage : en
  • US2092546A - Electric translating circuit : en
  • USD105938S - Design for a temple member for eye : en
  • CA368525A - Wedge adjusting mechanism : en fr
  • GB471552A - Improvements in and relating to safety razors : en
  • GB471800A - Improvements in or relating to electron discharge apparatus : en
  • FR817706A - Coin operated spirometric device : en fr
  • FR817809A - Cleaning apparatus producing compression and extension of the cleaning organ : en fr
  • IE15380L - Continuous production of reducing gaseous mixture : en
  • AU101934B2 - Screen apparatus for television receivers : en
  • DE650054C - Multipole contactor switch with and without locking of the armature of the switching magnet, especially motor protection circuit breaker : de en
  • GR6780B - SIFF SOLVED AFTER VALVE WITHOUT FITTING. : el en
  • US2092257A - Beer coil cleaner : en
  • AU355936A - Improvements in means for adjusting the tension upon the cutters in sheepshearing machines : en
  • CA368574A - Sack loading device : en fr
  • FR817559A - Process for preparing alkyl derivatives of polycyclic compounds : en fr
  • FR817720A - Improvements to the coronelles for unwinding at the parade : en fr
  • GB471855A - Improvements in or relating to structures or apparatus such as drying tunnels : en
  • AT150628B - Agent for removing milk stone, beer stone and similar calcareous deposits. : de en
  • GB471532A - Improvements in or relating to the stabilisation of animal and vegetable fats and oils : en
  • US2091981A - Method of and apparatus for carrying out chemical reactions : en
  • US2092368A - Mounting means : en
  • US2092529A - Alloys : en
  • AT150554B - Method for the secret transmission of messages. : de en
  • FI17727A - Grain drying plant : en fi
  • FR817638A - Free tripping mechanism for electric circuit breaker : en fr
  • FR817670A - Signal button : en fr
  • FR817784A - Quick package system : en fr
  • US2092025A - Magnetic chain feed and separator : en
  • FR817695A - Articulated crank : en fr
  • GB471529A - Improvements in or relating to fire-tube boilers : en
  • GB471659A - Improvements in or relating to tyres : en
  • FR817843A - Piston for internal combustion engines or the like : en fr
  • DE649921C - Insert filter for respiratory masks : de en
  • US2092263A - Pulp stock agitation : en
  • US2092457A - Railway car : en
  • US2092227A - High-voltage rectifying system : en
  • CA368497A - Wearing apparel : en fr
  • FR817792A - Improvements to the process and equipment for continuous douci-polishing of glass and the like : en fr
  • AU101919B2 - Improvements in and relating to lacquered metal containers : en
  • AU101943B2 - Improvements in baby carriages orthe like : en
  • US2092037A - Mechanical pencil : en
  • US2092397A - Production of 1, 4-dihydroxy-alkylaminoanthraquinone : en
  • US2092502A - Urea resin type article and method of making same : en
  • AU277037A - Flat grate with automatic conveying and feeding ofthe fuel : en
  • DE650010C - Sheet metal fiber shell : de en
  • CA368602A - Container : en fr
  • CA368569A - Comb : en fr
  • US2091974A - Excavating dipper : en
  • US2092370A - Fastener device for radiator covers and the like : en
  • USD105987S - Design for a dress ensemble : en
  • US2092400A - Valve means : en
  • GB471467A - Improvements in bicycle saddles or pillion seats : en
  • GB471566A - Improvements in or relating to the production of skins or tubes : en
  • GB471626A - Improvements in and relating to rotary hooks for sewing machines : en
  • GR6775B - SCHOOL WRITING ABAKIA BY PENCIL. : el en
  • US2092082A - Glider : en
  • US2092291A - Motor vehicle : en
  • US2092325A - Treatment of milk products : en
  • US2092693A - Dusting machine : en
  • FR817555A - Auto-progressive transmission : en fr
  • GB471417A - Improvements in or relating to valves : en
  • US2092218A - Portable electric lamp with igniter : en
  • USD105943S - Design for : en
  • US2092128A - Combination torque distributor and differential : en
  • US2092504A - Ship construction : en
  • US2092160A - Doughnut and method of making same : en
  • US2092338A - Formation tester : en
  • US2092720A - Means for masticating plastics or the like : en
  • AT150544B - Pipe coupling. : de en
  • CA368472A - Fertilizer : en fr
  • FR817819A - Process for recovering sulfur dioxide from gas mixtures : en fr
  • US2092471A - Candle accessory : en
  • US2092699A - Pipe wrench : en
  • CA368552A - Taping and folding machine : en fr
  • DE649954C - Circuit arrangement for the delayed use of the automatic gain control of high-frequency receivers : de en
  • GB471685A - Improvements in or relating to the manufacture of electric incandescent lamps : en
  • GB471473A - Coin-freed mechanism for gas and similar meters : en
  • DK53568C - Arrangement of the cooling water line for the propulsion engine in a vessel going on the water surface. : da en
  • FR817804A - Optical compensated cinematographic projection device : en fr
  • US2092178A - Alarm apparatus : en
  • US2092677A - Cellulose acetate composition : en
  • FR817692A - Process for preparing skins using fungous tryptases : en fr
  • GB471474A - Improvements in and relating to lamp assemblies : en
  • AU101905B2 - Improvements relating to vices : en
  • DE649943C - Automatic fire extinguishing system : de en
  • DE648202C - Electric tile heated by resistance heating : de en
  • GB471814A - Improvements in mountings for lifting jacks on road vehicles : en
  • FR817739A - Improvements to rail junction systems : en fr
  • GB471689A - A semi-perforated sprinkling crown cork for bottles : en
  • US2092354A - Drum major baton : en
  • US2092612A - Automobile suspension system : en
  • USD105999S - Design foe an oil burner : en
  • US2092080A - Mechanically moved chain grate : en
  • US2092540A - Coil unloader : en
  • US2092631A - Connection block : en
  • US2092651A - Method of manufacturing pull match : en
  • AU101896B2 - Synchronisation method : en
  • DE649985C - Process for the production of baked cereal flakes : de en
  • US2092594A - Pyrophoric lighter : en
  • GB471750A - Drawing-off or detaching device for combing machines of the heilmann type : en
  • DE649884C - Process for the manufacture of products containing alkali percarbonate : de en
  • DE650055C - Multi-pole overcurrent contactor with a strike armature actuated by overcurrent : de en
  • GB471443A - Manufacture of diazonium salts : en
  • US2092739A - Extraction process : en
  • GB471968A - Improvements in the manufacture and production of watersoluble condensation products : en
  • DE649816C - Gas burner with a pilot flame that can be converted into a pilot flame by increasing the pressure : de en
  • US2092610A - Tractor hitch attachment : en
  • US2092364A - Braking system : en
  • USD105975S - Design fob an advertising display : en
  • IE15379L - Button fastener for garments, upholstery, etc. : en
  • US2092636A - Insulated copper wire : en
  • US2092057A - Food product and method for making the same : en
  • US2092064A - Translating device : en
  • US2092290A - Building construction : en
  • US2092453A - Process for purifying preparations containing corpus luteum hormones : en
  • US2092663A - Material handling apparatus : en
  • DE649767C - Arrangement for suppressing harmonic currents of a certain frequency in power networks : de en
  • AT150616B - Process for the production of a uniformly colored rayon by the wet spinning process, in particular by the pot spinning process. : de en
  • DE649942C - Knife stick for punching folding boxes : de en
  • DE649979C - Extinguishing chamber switch, especially for conductive extinguishing fluids : de en
  • US2092052A - Cutting roll : en
  • US2092642A - Braking system : en
  • CA368513A - Constant current transformer : en fr
  • US2092190A - Device for mixing paint and other materials in cans : en
  • US2092295A - Production of synthetic resins and resinous materials : en
  • GB471519A - Improved automatic adjusting device for brakes : en
  • FR817842A - Electric, automatic photographic printer : en fr
  • FR817707A - Containers, tubs, vats, etc., for latex, acids, wines, etc. : en fr
  • FR817743A - High-speed planer with hydraulically controlled table : en fr
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