• US2151414A - Seeding apparatus : en
  • US2151665A - Envelope machine : en
  • US2150937A - Clutch facing : en
  • CA380255A - Glycol manufacture : en fr
  • AU106853B2 - Wear-resistant plating : en
  • AU106896B2 - Improvements in and relating tothe packing of fruit, vegetables flowers andthe like : en
  • US2151478A - Advertising laundry cardboard : en
  • US2151079A - Sewage disposal system : en
  • US2151263A - Mechanism for imparting false twist to textile rovings : en
  • USD113874S - Design for a pot cover cabinet : en
  • USD113834S - Design for a piano case : en
  • USD113925S - Design for decorative paper : en
  • CA380170A - Rotary switch : en fr
  • CA380279A - Churn : en fr
  • US2151103A - Dual window structure : en
  • US2151345A - Fur sewing machine : en
  • FR49358E - improved screen in spun glass, forming a filter and usable in particular as a separator for electric accumulators : en fr
  • US2151558A - Process for varnishing sliding clasp fasteners : en
  • US2151592A - Hydrocarbon oil treatment : en
  • USD113939S - Design fob a bracelet : en
  • US2151315A - Cigarette dispenser : en
  • US2151160A - Control system : en
  • DE673588C - Process for the production of condensation products : de en
  • DE673684C - Absorption cooling apparatus with pressure equalizing gas : de en
  • DK55957C - Dryer for Footwear. : da en
  • GB502723A - Improvements in fuel injection arrangements for internal combustion engines : en
  • US2151035A - Transformer : en
  • US2151059A - Valveless sand pump : en
  • US2151320A - Garbage incinerator : en
  • US2151325A - Incandescent electric lamp : en
  • AU111627B2 - An improved process for the production of compressed fodder : en
  • US2151563A - Automatic valve for welding machines : en
  • US2150899A - Method of and apparatus for isolating minerals : en
  • CA380211A - Knitted fabric : en fr
  • USD113906S - Design for a dress : en
  • DE673452C - Safety helmet for sandblasting workers : de en
  • GB502551A - Improvements in and relating to methods of sealing metal to glass : en
  • AT155847B - Sewn-through shoes. : de en
  • US2151076A - Discharge horn for nonconducting fluids : en
  • DE673610C - Procedure for testing plastic masses : de en
  • FR839054A - Method and devices for improving the stability of rail vehicles : en fr
  • FR839087A - Device for providing x-rays : en fr
  • GB502541A - Improved device to prevent the climbing of stack-pipes and the like by cat-burglars or other unauthorised persons : en
  • DE673543C - Contact wire clamp : de en
  • CA380256A - Electric power transmission tower : en fr
  • GB502771A - Process for producing hydrocarbons by the catalytic conversion of carbon monoxide with hydrogen : en
  • US2151448A - Cloth : en
  • FR839064A - Product for the destruction of insects and, in particular, white grubs : en fr
  • FR839081A - Process for manufacturing a wall pad and pad obtained by applying this process : en fr
  • GB502520A - Improvements in or relating to switching systems for use in photographic sound film recording apparatus : en
  • CA380196A - Culinary vessel : en fr
  • CA380207A - Railway track circuit : en fr
  • FR839068A - Improvements to filter sleeves : en fr
  • AT155791B - Process for increasing the grinding effect of grinding wheels. : de en
  • AU397838A - Improvements in photographic apparatus : en
  • CA380218A - Wall structure : en fr
  • US2151278A - Valve control mechanism : en
  • US2151566A - Nonskid cap for bicycle dynamos : en
  • GB502705A - Improvements in or relating to telescopic shock absorbers : en
  • FR839029A - Manure spreader : en fr
  • GB502813A - Manufacture of methylvinyl ketone : en
  • US2151424A - Vehicle battery construction : en
  • DE673490C - Absorption cooling apparatus with pressure equalizing gas : de en
  • GB502768A - Improvements in and relating to ventilator-fan mountings : en
  • DE673669C - Door handle fastening : de en
  • US2151381A - Garment seam : en
  • GB502619A - Improvements in or relating to the manufacture and use of binders for binding aggregates such as briquettes : en
  • US2151657A - Valve : en
  • US2150944A - Treatment of creamery products : en
  • GB502693A - Improvements in or relating to the manufacture of unsaturated alcohols : en
  • DK55961C - Device for Automatic Gas Meters. : da en
  • GB502502A - Improvements in connection with sun blinds or awnings : en
  • GB502704A - Improvements in fan impellers and blades therefor : en
  • US2151581A - Bathtub seat attachment : en
  • AU93338A - Method of and apparatus forthe reduction of iron ores orthe like : en
  • FR49414E - Natural or artificial fibrous materials repelling water and method of preparing such materials : en fr
  • US2150962A - Apparatus for casting finger rings : en
  • AT155782B - Metal tubular body and method of making the same. : de en
  • CA380263A - Photograph indentification device : en fr
  • US2151667A - Outside plate for storage battery cells : en
  • CA380167A - Radio receiver : en fr
  • CA380257A - Voting machine : en fr
  • DE673528C - Device for introducing foaming agent solution into a closed pressurized water line : de en
  • DK55955C - Means for Removal of Oxidic Pollutants. : da en
  • AT155842B - Gas protection ring. : de en
  • US2151647A - Valve actuating mechanism : en
  • US2151296A - Shut-off valve : en
  • US2151532A - Light-sensitive layers : en
  • AT155769B - Device for interrupting electrical circuits with automatic triggering. : de en
  • US2150935A - Journal lubricator : en
  • DE673471C - Electrical remote control device with feedback for selecting and operating electrical switches : de en
  • DE673379C - Process for the production of urea-formaldehyde resins : de en
  • DE673538C - Roller for writing, picture and ornament embossing : de en
  • GB502796A - Improvements in or relating to cathode ray tubes : en
  • DE673342C - Ceiling stone : de en
  • FR49405E - Electronic valve converter system : en fr
  • FR838992A - Printing colors : en fr
  • FR49437E - Dual-purpose rear dropout, for bicycle frames : en fr
  • DE673668C - Device for inserting and removing a screw bolt, which can be inserted from the lock faceplate, for the purpose of expanding and coupling from pusher ends mounted inside a lock socket : de en
  • US2151040A - Valve : en
  • FR49367E - Improvements to ignition devices by supercompression for explosion engines : en fr
  • GB502611A - Improvements in the manufacture and production of allyl chloride : en
  • GB502677A - Improvements in the manufacture and production of disazo dyestuffs containing chromium : en
  • GB502673A - A process for producing multi-coloured decorative films on surfaces of all kinds : en
  • GR8078B - ANTINICOTINIC TOBACCO PIPE. : el en
  • DE673470C - Facility for the arrangement of installation apparatus under plaster : de en
  • DE673616C - Self-igniting, air-compressing internal combustion engine : de en
  • GB502751A - Improvements in or relating to the packaging of bottled liquids : en
  • GB502526A - Improvements in and relating to processes and apparatus for softening boiler feed water : en
  • GB502546A - Improvements in or relating to spring supports for plunge coil driving systems of sound film shutters : en
  • DE673292C - Hydraulic control for planing machines : de en
  • DE673662C - Self-priming centrifugal pump : de en
  • GB502680A - Improvements in or relating to the isolation of boron fluoride : en
  • GB502495A - Process for the thermal production of metallic barium : en
  • GB502689A - Improvements in or relating to electrical-measuring devices especially record-measuring devices : en
  • DE673589C - Process for the production of quaternary ammonium compounds : de en
  • US2150952A - Universal joint : en
  • US2151250A - Sprag device for vehicles : en
  • DE673573C - Filling device : de en
  • FR839069A - Improvements made to fuel systems for internal combustion engines : en fr
  • FR839076A - Process for reducing chromium chloride to chromium : en fr
  • GR8077B - IRON DOORS IN COMBINATION WITH IRON NETWORKS. : el en
  • US2151130A - Tape reel : en
  • IE15444L - Push bench production of metal tubes. : en
  • US2150966A - Intensifying and fluorescent screen : en
  • DE673586C - Arrangement of test cards : de en
  • US2151504A - Electrolytic condenser : en
  • FR839089A - Method and apparatus for the separation of powdery materials : en fr
  • FR839051A - Waterproof microphone for telephone and other transmissions : en fr
  • US2151106A - Production of higher molecular alcohols : en
  • US2151447A - Tiled wall and tile therefor : en
  • US2151654A - Storage battery case : en
  • US2150960A - Apparatus for handling bales and the like : en
  • US2151185A - Esters of glycol monoesters and acylated hydroxy acids : en
  • US2151314A - Shoe heel : en
  • US2151637A - Hydraulic surface grinding machine : en
  • US2151307A - Reinforced hose and method of constructing the same : en
  • US2151568A - Method of forming brake drums : en
  • USD113841S - Design for a tray : en
  • USD113850S - Design for a lamp : en
  • DE673433C - Device for measuring the intensity of beta rays, cathode rays or the like with the help of a Lenard capacitor : de en
  • GB502721A - Improvements in or relating to dies for making nails, pins or the like : en
  • GB502800A - Improvements in power supply arrangements suitable for use in telephone systems : en
  • AT155812B - Process for the production of synthetic compositions from polyvinyl chloride. : de en
  • AU222838A - Improvements in sealing metallic bodies hermetically through vitreous walls : en
  • US2150922A - Apparatus and method for detecting defects in electrically conductive objects : en
  • GB502861A - Process for producing fast dyeings or printings on artificial structures made from organic highly polymeric bodies : en
  • FR49398E - Antennas : en fr
  • FR839046A - Improvements made to optical networks applicable in particular to photography, cinematography, television, etc. : en fr
  • GB502906A - Improvements in polyvinyl acetal resin plastic materials : en
  • US2151111A - Roll picker : en
  • FR838936A - Free coupling for oscillating screens : en fr
  • DE673351C - Upper bearing of the shaft of a gyratory crusher : de en
  • FR839095A - New acylaminonaphthol-sulfonic acids, mono-azo dyes derived from these acids and process for the preparation of these various products : en fr
  • GB502698A - Improvements in or relating to automatic electric circuit-breakers : en
  • GB502654A - Radiators for motor-vehicles : en
  • GB502779A - Improved process of and means for increasing the strength values of metal sections : en
  • FR839037A - Agglomeration system for wood products or the like : en fr
  • GB502711A - Improvements in or relating to automatic electrical apparatus for indicating, measuring and/or giving warning of temperature changes : en
  • DE673256C - Extendable boarding ladder for aircraft : de en
  • FR49425E - Electrical measuring and telemetry device : en fr
  • US2151214A - Sprinkler : en
  • DE673465C - Steel for wear-resistant and tough objects such as rails, wheel tires and toothed wheels : de en
  • US2151033A - Folding partition : en
  • US2151146A - Mixing apparatus : en
  • GB502572A - Improvements in and relating to illuminated signs : en
  • US2151655A - Grinding wheel spindle reciprocating apparatus : en
  • GB503136A - Improvements in or relating to the preservation of timber and timber articles : en
  • GB502859A - Improvements in or relating to containers and chemical heating means therefor : en
  • US2151521A - Gas gun : en
  • GB502805A - A new or improved multipartite-mould for use in compressing powdered, granular or plastic substances into articles : en
  • DE673298C - Device for the self-draining of diaphragm pumps : de en
  • US2151020A - Shoe and method of making the same : en
  • GB502787A - Improvements in or relating to photographic view finders : en
  • US2150948A - Axle housing and method of making the same : en
  • US2151508A - Bottle capsule : en
  • USD113934S - Design for a coat : en
  • GB502739A - Improvements in or relating to the production of amines : en
  • DE673346C - Device for feeding the pickling agent to continuously working pickling machines : de en
  • DE673380C - Process for the production of m-cresol and p-cresol : de en
  • GB502557A - A method of producing magnetic figures to indicate the disposition of magnetic fields : en
  • DE673654C - Moisture meter : de en
  • FR49397E - Improvements to telephone links to obtain amplified communications at reception : en fr
  • DE673645C - Device for the surface treatment of road surfaces : de en
  • GB502752A - Improvements in or relating to process for sweetening hydrocarbon fluids : en
  • US2151466A - Valve : en
  • US2151526A - Television apparatus : en
  • US2151630A - Gun having means for directly canting the trunnion axis : en
  • AT155821B - Bleeding knife for slaughtered animals. : de en
  • FR838942A - Rollable and press-conformable mass, composed of polybutylene and fillers, and its application in mobile cables or electric lines with non-metallic casing : en fr
  • US2151147A - Process for obtaining organic compounds from the acid sludge from refining of mineral oils : en
  • US2150982A - Expansion and contraction joint : en
  • US2151306A - Tire bead winding apparatus : en
  • DE673680C - Isolation for the introduction or implementation of high voltage in or through gas-filled rooms, especially electrostatic precipitators : de en
  • DE673674C - Process for firing porcelain or other sintered ceramic materials by electrical means : de en
  • DE673327C - Device for dry separation of grainy material : de en
  • US2150940A - Sectional removable railway tie : en
  • GB502857A - Improvements in surgical and other beltings, bindings and supports whereof elastic beltings and webs are components : en
  • AT155806B - Process for the preparation of 1-methyl-5-isopropyl-5-allylbarbituric acid. : de en
  • CA380305A - Reference system : en fr
  • CA380192A - Circuit interrupter : en fr
  • CA380245A - Spring-controlled mechanism : en fr
  • US2151108A - Water heating apparatus : en
  • US2151449A - Implement handle : en
  • USD113835S - Design fob a piano case : en
  • DE673321C - Process for the production of thin fabrics impregnated with rubber on one side : de en
  • DE673641C - Iron pit stamp : de en
  • FR839003A - Air cooling for v-cylinder engines, in particular for motor vehicles : en fr
  • FR839060A - Underground or in trenches : en fr
  • US2150965A - Drip tray for paint pots : en
  • DE673508C - Process for the production of a water-dilutable, liquid spray for combating pests on living trees and plants : de en
  • AU106851B2 - Reinforcing insertion for reinforced concrete construction : en
  • FR49353E - : fr
  • US2151518A - Azo dyestuff : en
  • USD113932S - Design for a coat : en
  • US2151330A - Combination sound producing and object ejecting device : en
  • USD113952S - Design for a suit : en
  • US2150927A - Porous plug for staybolts and the manufacture thereof : en
  • US2151107A - Weighing machine : en
  • US2151353A - Composition for treating ferrous metals : en
  • CA380286A - Tank level control apparatus : en fr
  • DE673409C - Telecommunication device for remotely operated adjustable organs, the position of which is transmitted with the help of dialing devices : de en
  • GB502636A - Improvements in road surfacing material : en
  • IE15408L - Coating with film-forming substances : en
  • DE673597C - Electrical oscillation circuit system, preferably for radio equipment : de en
  • DE673314C - Electric switch with arc extinguishing by flowing gases and vapors : de en
  • DE673316C - Remote control device for voting from the transmitter from blocking circuits : de en
  • CA380231A - Quartz or glass pipe drawing apparatus : en fr
  • AU162538A - Improvements in fishing devices : en
  • AU95038A - Improvements in or relating to electron multiplier tubes : en
  • GB502758A - Internal combustion free piston compressors : en
  • US2151299A - Process and apparatus for the extraction of helium from gaseous mixtures : en
  • US2151348A - Rotary drill bit : en
  • GB502501A - Improvements in or relating to electric fusible cutouts : en
  • DE673554C - Partial wall for bathtubs that is used as a foot or backrest and is made of flexible material and can be attached to the tub wall with suction cups : de en
  • US2151128A - Airplane : en
  • FR839067A - New method of assembling metal sheet piles : en fr
  • GB502685A - Improvements in and relating to the manufacture of rubber footwear : en
  • AU312638A - Bearing for plough or cultivator disc shafts : en
  • GB502649A - Arrangements in torsional vibration dampers : en
  • US2151617A - Fixed dimension gauge : en
  • DE673454C - Direction indicators, in particular for motor vehicles : de en
  • US2151026A - Rail joint : en
  • US2151533A - Bicycle frame : en
  • DE673373C - Method and device for bending wood samples that are curved differently to their bending apex : de en
  • US2151472A - Carton : en
  • DE673609C - Procedure for measuring the brightness of the screen during the showing of cinema films : de en
  • GB502515A - Improvements in high speed steel : en
  • FR838934A - Improvements in processes for adjusting distortion reducers on telephone amplifiers or repeaters : en fr
  • GB502863A - Improvements in or relating to the balancing of rotating bodies : en
  • AU123439A - An improved process for the production of compressed fodder : en
  • US2151200A - Fixed vacuum breaker for flush valves : en
  • GB502594A - Improvements in and relating to liquid fuel injection systems for internal combustion engines : en
  • FR839033A - Method and control devices for electric heating apparatus : en fr
  • FR839074A - Gas-filled electric discharge tube, particularly intended for lighting : en fr
  • GB502767A - Production of polyazo dyestuffs : en
  • US2151613A - Rubber heel : en
  • US2151340A - Band forming and placing apparatus : en
  • US2151058A - Motor system : en
  • USD113884S - Design for a door knocker : en
  • USD113899S - Design for a dispensing machine : en
  • DE673660C - Pressurized fluid feed device for machine tools : de en
  • GB502618A - Improvements in or relating to multiplying machines : en
  • US2151524A - Tap clamp : en
  • US2150914A - Attachment for firearms : en
  • DE673341C - Stone with recess for the introduction of a flat holding iron : de en
  • DE673359C - Bedding carriage with attachable single-axle chassis : de en
  • GB502504A - Improvements relating to the installation of electric cables in pipe lines or ducts containing oil : en
  • US2151442A - Valve : en
  • DE668388C - Process for the preparation of pure, non-enzymatic activators of the enzymatic degradation of carbohydrates : de en
  • FR839097A - Gear clutch with change of direction of travel, intended for self-propelled vehicles on rails : en fr
  • US2151280A - Means for damping the vibrations of pipes : en
  • GB502508A - Improvements relating to the movable contacts of electric switches and their manufacture : en
  • GB502623A - A process for the preparation of pigments of the phthalocyanine series : en
  • GB502715A - Improvements relating to the preserving of grass : en
  • FR839099A - Advanced overpressure sealing device and its applications : en fr
  • GB502812A - Improved electric furnace : en
  • AU99238A - Improvements in or relating to circuit arrangements comprising screen grid tube suitable forthe reduction of hissing or like noises : en
  • US2150926A - Process of making and bleaching paper : en
  • FR838905A - Improvements to plate heaters : en fr
  • FR838947A - Process for the production of solid dyes and products obtained by this process : en fr
  • GB502965A - Improvements in and relating to the manufacture of semi-pyrophoric compounds : en
  • FR49395E - Rubber products and processes for preparing them : en fr
  • FR49443E - Mechanical device for assembling any parts, particularly applicable to the attachment of reinforcements to electrical insulators : en fr
  • GB502862A - Improvements in and for wickless lamps : en
  • USD113872S - Design for a glass bottle : en
  • DE673453C - Spring-loaded flap hinge for openings on aircraft : de en
  • DE673482C - Process for the production of vehicle, in particular aircraft covering materials from linen fabrics u. like : de en
  • FR838927A - Warning device for devices detecting the presence of gas : en fr
  • DE673386C - Overlay receiver with automatic tuning correction : de en
  • DE673416C - Internal combustion engine : de en
  • DE673663C - Ball piston pump : de en
  • GB502789A - Improvements in or relating to thread-handling devices applicable for use in connection with knitting machines : en
  • GB502814A - By-pass apparatus for signalling systems in which carrier current signalling is effected over low frequency signalling circuits : en
  • GB502724A - Improvements in the manufacture of papers having a high wet strength : en
  • US2151048A - Drying roll : en
  • USD113890S - Design fob a shoe sole : en
  • FR838941A - New product for the manufacture of all objects in the form of agglomerates or coatings based on cement or lime : en fr
  • AU106906B2 - Improvements in and relating to apparatus for producing ground and polished glass strip : en
  • FR49359E - Improvements to selective orders : en fr
  • FR839079A - Improvements to gun fire control devices for anti-aircraft defense : en fr
  • DE673560C - Pendulum apparatus for gravity measurements : de en
  • USD113920S - Design fob a dress : en
  • AU280138A - Improvement in envelope fastener machines : en
  • US2151482A - Pump : en
  • FR838983A - Devices for using a t receiving station. s. f. for private telephony : en fr
  • US2151191A - Typewriter : en
  • GB502804A - Improvements in and relating to toggle-links and the methods for producing them in pairs or sets : en
  • US2151633A - Trailer or truck chassis and body : en
  • US2151240A - Covered joint hinge : en
  • US2151463A - Starting arrangement for internal combustion engines : en
  • US2151635A - Compounds of the anthraquinone series : en
  • US2151555A - Fused convenience outlet : en
  • DE673385C - Circuit arrangement in telecommunication systems, in particular telephone systems : de en
  • DE673564C - Harpoon rope with inserted electrical cable : de en
  • FR839018A - Extra-light tank for pressurized fluid or gas : en fr
  • DE673329C - Multi-zone reflective reflector : de en
  • DE673526C - Control device in an internal combustion engine with a positively driven rotating charging fan : de en
  • GB502756A - Improvements in or relating to the manufacture of rolling mill rolls : en
  • GB502747A - Improvements in or relating to the synchronising of internal combustion engines : en
  • USD113833S - Design for : en
  • US2151615A - Drive means for power lawn mowers : en
  • US2150975A - Instrument supporting device : en
  • GB502543A - Improvements in and connected with the control of atmosphere in furnaces : en
  • GB502780A - Process for the production of porous light weight stone products : en
  • CA380187A - Vehicle shock absorber : en fr
  • GB502613A - Improvements in the constant speed driving of films and similar tape-like material : en
  • DE673291C - Multi-cylinder internal combustion engine : de en
  • DE673512C - Electro-hydraulic lifting device : de en
  • FR838939A - Device for determining parallax corrections : en fr
  • US2151268A - Chain pipe wrench : en
  • FR838925A - Process for the production of azo dyes on the fiber : en fr
  • GB502778A - Tacking and stapling machine : en
  • DE673340C - Switching device for two boilers in a hot water heating system : de en
  • DE673438C - Process for the production of medicaments containing drug extracts : de en
  • GB502785A - Improvements in or relating to shop counters : en
  • GB502750A - Improvements in tobacco-feeding devices for cigarette-rod forming machines : en
  • US2151284A - Spring catch : en
  • US2151335A - Tailgate mechanism for vehicles : en
  • US2151356A - Rod packing : en
  • USD113930S - Design for a draped partition or : en
  • US2151161A - Control system : en
  • DE673466C - Switching arrangement for diesel-electric vehicles : de en
  • US2151173A - Carrier and speech transmission system : en
  • DE673522C - Process for the preparation of polychloride substitution products of diphenyl ether : de en
  • DE673551C - Massage device : de en
  • USD113893S - Design for a brassiere bodice : en
  • USD113912S - Design fob a textile fabric : en
  • CA380176A - Insulating bushing and arrester : en fr
  • US2151031A - Match book : en
  • GB502499A - Improvements in or relating to electrical coupling circuits : en
  • USD113941S - Design fob a coat : en
  • CA380217A - Sausage linker : en fr
  • FR839022A - Improvements to the flow of carbonated beverages and the like : en fr
  • DE673644C - Sprinkler cooler for cooling systems installed outdoors : de en
  • GR8083B - ATMOSPHERIC AIR DISTRIBUTION SYSTEM IN TROUBLED SUBMARINE. : el en
  • FR839042A - Mold : en fr
  • GB502614A - An improved railway track : en
  • GB502632A - Improvements relating to control apparatus for colliery and other like winding engines : en
  • GB502669A - Improvements in the separation of cement raw materials or the like by flotation : en
  • AT155832B - Climbing device for snowshoes. : de en
  • DE673275C - Method and tool head for machine rolling the external thread on pipes, in particular gas pipes : de en
  • FR838945A - Device for crushing sugar, with discontinuous advancement : en fr
  • FR839017A - Method and device for fixing glass optics of headlamps and the like : en fr
  • FR839030A - Improvements to devices for automatic stabilization of mobiles, to detectors of the direction of the relative current, and more especially to autopters : en fr
  • GB502639A - Improvements in bottle cap removers : en
  • DE673606C - Device for the production of hollow cast blocks : de en
  • DE673415C - Threshing machine with two compressed air cleaners, the first of which is above the second : de en
  • US2151507A - Plastic compositions from polymerized vinyl compounds : en
  • AU336238A - Improvements in or relating to methods and apparatus for making spring assemblies or spring fillings : en
  • IE15565L - Box for cigarettes etc. : en
  • AT155762B - Circuit arrangement for dialing calls in self-access traffic. : de en
  • AT155754B - Method and device for measuring the smallest DC voltages. : de en
  • AU123138A - Improvements in or relating tothe manufacture of derivatives of pregnene-dione : en
  • AT155822B - Punch pliers, especially for cutting out plant leaves in the areas occupied by pest eggs. : de en
  • AT155838B - Ventilation device for cell silo. : de en
  • CA380230A - Glass filament spinning apparatus : en fr
  • US2151244A - Building structure : en
  • US2151255A - Spring nut : en
  • FR838914A - Folding table forming filing binder : en fr
  • GB502582A - A valve-casing of vertical spindle type, in which a low resistance is opposed to the flow : en
  • GB502809A - A new or improved mechanism for regulating the filling of moulds, in moulding-machines, and the ejecting of moulded articles from the said moulds : en
  • US2151547A - Method for the production of disperse gases in liquids : en
  • FR49365E - Improvements to processes and apparatus for cleaning clothing and fabrics : en fr
  • FR839058A - Process for obtaining color printed pages from newspapers printed on rotary machines : en fr
  • GB502896A - Improvements in or relating to air-directing devices or nozzles for use in ventilating systems : en
  • GB502734A - Improvements in books and in methods of and machines for binding same : en
  • GB502674A - Improvements in or relating to speed governors for spring motor driven apparatus : en
  • US2151572A - Truing tool for grinding wheels : en
  • US2151591A - Hay carrier : en
  • US2151213A - Solenoid : en
  • US2151487A - Combined engine starter and generator : en
  • US2151585A - Mineral oil : en
  • FR49449E - Open-pitch jacquard mechanism : en fr
  • FR839094A - Improvements to removable and transportable pylons : en fr
  • GB502661A - Improvements in and relating to electrical instruments for measuring detonation and knock in internal combustion engines : en
  • GR8073B - MATERIAL MACHINE APPLIANCE FOR MAKING SHOES. : el en
  • DE673468C - Contact spring set on directly operated incremental dials : de en
  • DE673365C - Device for converting a concrete mixer with a rotatable mixing trough into a machine for sieving building materials or the like. : de en
  • GB502585A - Improvements in sources of light comprising electric discharge lamps : en
  • GB502604A - Jointing of tubes to walls in radiators : en
  • FR839008A - Assembly intended for the amplification of sawtooth oscillations : en fr
  • GB502647A - Improvements in and connected with push button operation : en
  • GB502802A - Process for the treatment of coal and like tar oils : en
  • CA380262A - Tomato or fruit peeling machine : en fr
  • US2151180A - Conservation venting device and flame arrester : en
  • US2151281A - Can handling fork : en
  • US2151318A - Process for dewaxing oil : en
  • USD113895S - Design for a holder for pocketbooks : en
  • US2151126A - Aeration apparatus : en
  • US2151316A - Cotter pin locking device : en
  • AT155787B - Method for arranging precise holes in products made of difficult to machine material. : de en
  • CA380259A - Free-wheel hub : en fr
  • SE95133C1 - : sv
  • US2150977A - Electrically operated stopping device for high speed rope-making machines : en
  • US2151065A - Photographic film and method of treating same : en
  • US2151399A - Building construction : en
  • USD113847S - Design fob an ice crusher : en
  • GB502634A - Improved holder for a reel of tape or twine : en
  • DE673497C - Pump for generating low pressures, especially a circulating oil pump : de en
  • GB502791A - Improvements in and relating to the treatment of maize for the recovery of starch and related products : en
  • GB502803A - Improvements in or relating to a toggle-joint centre-joint-pin with link and other coupling-means thereon and therethrough : en
  • GB503092A - Improved process of treating sensitive photographic film : en
  • DE673311C - Process for the clarification of waste water from the fishing industry : de en
  • DE673395C - Hydraulic measuring device : de en
  • US2151144A - Pedal of foot-propelled bicycles : en
  • US2151265A - Safety razor : en
  • US2151495A - Disclosing solution : en
  • CA380209A - Train describer system : en fr
  • CA380250A - Running yarn treating apparatus : en fr
  • DE673469C - High-frequency coil or transformer with a high-frequency iron core essentially surrounding the winding : de en
  • DE673574C - Device for plugging empty draft beer kegs u. like. container : de en
  • DK55949C - Permanent Magnet. : da en
  • DE673541C - Circuit for electrical point machines with electrical locking and magnetic monitoring of the point end positions : de en
  • AT155798B - Process for reducing the tendency to ferment in synthetic fibers obtained from casein. : de en
  • AU106887B2 - Improvements relating to devices for detecting the direction of transmission intwo-way wave transmission systems and repeaters incorporating thesame : en
  • DE673639C - Attachment of the ignition socket of gas lighters or the like. : de en
  • CA380182A - Fuse link : en fr
  • US2150925A - Welding electrode coating : en
  • US2151003A - Charging machine : en
  • US2151166A - Process of treating cellulosic material : en
  • US2151410A - Art of making dust guards and/or packing : en
  • CA380285A - Cooked fowl holding device : en fr
  • AU97638A - Improvements in or relating to electric cables : en
  • AT155773B - Circuit for the amplification of symbols with a variable degree of amplification. : de en
  • AU395237A - Improvements in and relating tothe packing of fruit, vegetables flowers andthe like : en
  • FR839100A - CannetiĆØre : en fr
  • AU106903B2 - An improved pouring funnel for milk cans andthe like : en
  • US2150930A - Temperature regulation of chemical reactions : en
  • US2151279A - Reflecting unit : en
  • GB502766A - Improvements in or relating to separating and/or grading granular material : en
  • US2151257A - Couch : en
  • US2151632A - Window sash lock : en
  • CA380215A - Sausage preparation : en fr
  • USD113918S - Design fob a dress : en
  • US2151274A - Rotary tool : en
  • DE673571C - Cinema film copier : de en
  • US2150995A - Wire bracket : en
  • US2151148A - Roof tile : en
  • US2151206A - Drill stem section : en
  • US2151049A - Drying roll : en
  • US2151084A - Silencer : en
  • US2151293A - Carrier : en
  • US2151554A - Armored shoe : en
  • US2150893A - Journal box : en
  • US2151420A - Concrete wall section : en
  • GB502806A - A new or improved device for producing raised or recessed patterns or plain faces onarticles as they are being moulded from powdered, granular or plastic substances : en
  • DE673370C - Stray field transformer for the operation of electric light tubes : de en
  • AT155783B - Automatic calendar. : de en
  • CA380253A - Windshield attachment : en fr
  • US2151138A - Ventilating attachment for toilets : en
  • US2151538A - Filter : en
  • US2151656A - Choke fitting for steam heat pipes : en
  • CA380178A - Roofing element : en fr
  • GB502775A - Improvements in servo-control apparatus for hydraulic vehicle brakes : en
  • AU106852B2 - Method of preparing an expansion joint for concrete or like. structures : en
  • AU106902B2 - An improved saw guiding and feeding device particularly for felling trees : en
  • US2151071A - Piston expander : en
  • USD113871S - Design for a grille guard : en
  • DE673633C - Circuit arrangement for generating vibrations by means of a magnetron tube with a split anode : de en
  • AT155788B - Toilet cistern. : de en
  • CA380264A - Aperiodic oscillating coupling joint : en fr
  • FR838923A - Liquid control mechanism : en fr
  • FR839004A - Seat for performance halls : en fr
  • FR839025A - Process for agglomeration of fuels and apparatus for the application of this process : en fr
  • US2151222A - Heat control mechanism : en
  • AU106869B2 - Improvements in or relating to remote control systems : en
  • AU215038A - High-frequency coupling device : en
  • GB502575A - Improvements in light projectors : en
  • DK55953C - Double-guided electron tube. : da en
  • US2151660A - Electrically controlled hydraulic wheel feeding mechanism : en
  • DE673500C - Process for the production of stable solutions of poorly soluble pharmaceuticals : de en
  • FR838990A - Manufacture of special charcoal for gasifiers by fractional distillation of wood at very low temperature : en fr
  • AU106861B2 - Manufacture of insect repellent materials and methods of applying thesame : en
  • CA380249A - Textile fabric colouring process : en fr
  • GB502702A - Improvements relating to fastening devices for the legs of folding tables and the like : en
  • CA380291A - Window : en fr
  • US2151611A - Gauge : en
  • FR839053A - Method and devices for facilitating the modification of the operating conditions of electric circuit breakers and other apparatus which are to operate automatically when certain conditions occur : en fr
  • AT155809B - Process for the production of molded pieces, in particular buttons, badges, brooches or the like from hardenable synthetic resin molded material. : de en
  • AU106889B2 - Improvement in envelope fastener machines : en
  • GB502964A - Improvements in the process of producing sulphonated products : en
  • DE673322C - Copier with hydraulic drive for machine tools, especially for fine boring mills : de en
  • FR49360E - Method and device for casting engine pistons : en fr
  • GB502761A - Improvements in and relating to hand inhalation apparatus : en
  • GB502549A - Improvements relating to internal combustion engines : en
  • GB502630A - Improvements in apparatus for the manufacture of mats or laps from inorganic fibres : en
  • DE673651C - Umbrella in connection with a support arm consisting of extendable and collapsible scissor links lying in a vertical plane : de en
  • DE673523C - Method for the permanent separation of a metal vacuum vessel with a metal pump line, in particular a vacuum discharge device from the vacuum pump : de en
  • GB502757A - Improvements in or relating to the winding of coils for dynamo electric machines : en
  • GB502792A - Improvements in or relating to sewing machines : en
  • US2151283A - Filling machine : en
  • DE673352C - Push rod for driving vibrating screens : de en
  • FR49450E - Automatic device for determining the average specific weight of the weighed material : en fr
  • DE673332C - Target flight receiver with optical and acoustic display : de en
  • GB502491A - Improvements in or relating to vehicle bodies and methods of building the same : en
  • DE673474C - Metal vapor converters, especially grid-controlled mercury vapor rectifiers : de en
  • US2150916A - Reading glass : en
  • GB502643A - Improvements in packing material for sealing joints or moving parts of machinery : en
  • GB502866A - Improvements in or relating to nozzle closure means for collapsible tubes or like containers : en
  • AT155786B - Process for the production of castings from difficult to machine material with a core made from easy to machine material. : de en
  • GB502629A - Improvements in or relating to gyroscopic apparatus : en
  • GB502782A - Cartridge feed mechanism for automatic firearms : en
  • US2151323A - Radio apparatus for determining distance and direction : en
  • US2150950A - Power transmission mechanism : en
  • GB502959A - Improvements in and relating to secondary galvanic cells and electrodes of such cells : en
  • FR838937A - Process for making a substance containing zinc sulfide or zinc cadmium sulfide : en fr
  • FR49430E - Improvements to form-mounting machines : en fr
  • US2151042A - Engine starter gearing : en
  • USD113910S - Design for a textile fabric : en
  • DE673280C - Iron alloy for white solidified castings : de en
  • DE673592C - Line connection for propane tank : de en
  • FR49375E - Process for extracting iodine from iodine, mineral, organic or other compounds : en fr
  • GB502548A - Improvements in or relating to electric hot-plates : en
  • US2150933A - Bomb release mechanism : en
  • US2151544A - Composite bit : en
  • USD113887S - Design fob a combined perfume con : en
  • US2151242A - Automatically extensible fly swatter : en
  • US2151308A - Lubricating means for sewing machines : en
  • US2151334A - Method of joining metal members : en
  • FR839014A - component, such as sliding door : en fr
  • US2151552A - Electrode holder : en
  • GB502563A - Improvements in and appertaining to change speed driving gear for motor vehicles : en
  • DE673472C - Device for the automatic parallel connection of alternating current networks : de en
  • DE673640C - Device for determining the direction and extent of the collapse of the layers of earth penetrated by a borehole : de en
  • US2151225A - Live bait container : en
  • US2151422A - Closed section welder : en
  • USD113896S - Design for shorts or similar article : en
  • US2150915A - Sole press : en
  • DE673372C - Process for the production of an absorbable, surgical suture material : de en
  • FR838961A - Riser table control for office printing machines : en fr
  • US2151007A - Device for separating carbonaceous materials : en
  • US2151121A - Production of water gas : en
  • US2151254A - Shoe cleaning device : en
  • US2151382A - Diolefin polymerization process : en
  • US2151609A - Fastener : en
  • DE673487C - Paper slide storage for typewriters : de en
  • DE673420C - Gun barrels : de en
  • FR49376E - Plug socket : en fr
  • FR49428E - Process for converting compounds of the acetylene series to compounds of the ethylenic series : en fr
  • US2151232A - Portable universal electric punch : en
  • US2151598A - Theftproof license plate and holder therefor : en
  • GB502658A - Improvements in and relating to gloves for personal wear : en
  • GB502672A - Improvements in oil burners : en
  • GB502691A - Improvements in or relating to gas cocks : en
  • GB502527A - Improvements in or relating to carburettors for internal combustion engines : en
  • US2151002A - Pipe for smoking tobacco : en
  • DE673402C - Process for the preparation of iron gravel residues : de en
  • GB501546A - Improvements in electric welding machines of the spot type : en
  • FR838965A - Method and machine for cutting gears : en fr
  • DE673398C - Reserve roller bearing arrangement : de en
  • US2151164A - Tie holder : en
  • FR49352E - New lamp and lamp holder : en fr
  • US2151172A - Oscillatory wind motor : en
  • DE673549C - Burner head for industrial furnaces with reversible flame direction : de en
  • US2150951A - Apparatus for the production of artificial thread : en
  • US2151349A - Kite : en
  • USD113888S - Design for a tricycle : en
  • FR49423E - Method and device for obtaining a determined winding tension on a wire or the like, in particular for hooping cement pipes or poles : en fr
  • FR838963A - Process for producing emulsions of lacquers or varnishes and water using products with a high degree of natural or synthetic polymerization : en fr
  • GB502662A - Improvements in the method of and apparatus for coating printing cylinders with a sensitized resist solution : en
  • FR49435E - Heel for shoe : en fr
  • US2151483A - Rotor generating method and machine : en
  • USD113954S - Design for a textile fabric or : en
  • DE673307C - Spraying device : de en
  • FR49385E - New dyestuffs which can be used in particular as photographic sensitizers and their preparation processes : en fr
  • US2151520A - Antiskid chain : en
  • GB502713A - Improvements in or relating to electric discharge tubes : en
  • USD113869S - Design for a bottle : en
  • GB502625A - Method of and means for facilitating a desired adjustment or setting of drawbars in organs : en
  • GB502788A - New or improved method and means for cleaning ignition plugs of internal combustion engines : en
  • CA380161A - Lecher wire system : en fr
  • DE673430C - Arrangement for cooling, heating or treating goods : de en
  • GB502578A - Improvements in or relating to thermionic valve amplifiers : en
  • GB502708A - Improvements in or relating to electrical resistances and heaters : en
  • US2151235A - Shoe : en
  • CA380206A - Centralized railway traffic controlling system : en fr
  • DE673297C - Cell hot holder : de en
  • DE673501C - Glass melting furnace : de en
  • DE673617C - Device for limiting the stroke of a screw : de en
  • US2150905A - Internal combustion manifold system : en
  • US2151169A - Machine for forming flanged end walls for containers : en
  • DE673540C - Hydraulic brake device for railways and other vehicles : de en
  • US2151260A - Electric robot phonograph : en
  • AT155828B - Device for connecting two or more bodies to one another by means of connecting organs that form non-detachable units. : de en
  • AT155827B - Method and apparatus for weaving. : de en
  • US2151297A - Apparatus for the operation of steam boilers and accessory devices : en
  • US2151016A - Fireplace construction : en
  • DE673429C - Compression refrigeration machine : de en
  • DE673502C - Gas switch for gas-heated liquid heaters : de en
  • GB502748A - Improvements in or relating to grinding machines : en
  • US2151216A - Construction of aircraft sustaining rotors : en
  • DE673525C - Process for the recovery of alkylolamines from alkylolamine soaps : de en
  • GB502624A - Improvements in or relating to storage cabinets : en
  • US2151564A - Refrigerating machine : en
  • GB502681A - Improvements in or relating to the manufacture of balloon cloth : en
  • GB502815A - Improvements in and relating to electric heating elements : en
  • DE673646C - Electrolytic capacitor and process for its manufacture : de en
  • DE673328C - Process and device for processing by means of heavy fluids from suspended solids : de en
  • DE673464C - Process for digesting rock phosphates : de en
  • FR49442E - Improvements to the clips used to fix the tie knot to the collar : en fr
  • FR839002A - Feed funnel for continuous flow wringer : en fr
  • FR839070A - Process for the preparation of polyvalent alcohols of the series of cyclopentano-polyhydro-phenanthrenes : en fr
  • US2151343A - Folding reach : en
  • GB502615A - Improvements in or relating to electric wave filters for thermionic valve amplifiers and the like : en
  • US2151385A - Loading apparatus : en
  • US2151407A - Beverage making apparatus : en
  • AT155810B - Process for obtaining extracts from coal. : de en
  • AU211638A - Improvements in stabilized oscillating circuit : en
  • DE673656C - Self seller for electricity : de en
  • CA380307A - Cooling and heating apparatus for milk bottles : en fr
  • US2151064A - Dispenser : en
  • US2151365A - Machine for centerless grinding articles such as tapered rollers : en
  • DE673324C - Device for echo sounding : de en
  • DE673648C - Yarn knitting machine for the production of yarns embroidered from two or more threads : de en
  • AU106871B2 - Improvements in or relating to electron multiplier tubes : en
  • US2150984A - Combined crushing and feeding device for junk shredding machines : en
  • AT155768B - Distribution box for electrical installation apparatus and recessed installation. : de en
  • US2151023A - Saucer for supporting cups, glasses, or other drinking vessels : en
  • US2151404A - Apparatus for determining the moisture content of air pervading fibrous material : en
  • US2150987A - Automatic safetypin machine : en
  • CA380190A - Motor control system : en fr
  • CA380271A - Filter bag head : en fr
  • AU106885B2 - Improvements in photographic apparatus : en
  • CA380288A - Conical cup and ice cream receptacle : en fr
  • AU204338A - Photoelectric cells and methods of manufacture : en
  • CA380157A - Railway car truck : en fr
  • CA380232A - Tape applying machine : en fr
  • FR838964A - Production of silver images developed on silver halide emulsions in bluish black tones : en fr
  • AT155752B - Stator core for electrical machines. : de en
  • CA380193A - Lightning arrester : en fr
  • DE673449C - Electric hand drill with friction clutch between drill spindle and drive : de en
  • FR49354E - Method and devices for feeding and regulating fuel injection engines : en fr
  • AT155848B - Sound film recorder. : de en
  • AT155792B - Process for matting or weighting textiles. : de en
  • AU98438A - An improved saw guiding and feeding device particularly for felling trees : en
  • US2150920A - Preparation of tertiary alkyl phenols : en
  • US2151041A - Engine starter control : en
  • AT155841B - Pipe. : de en
  • AT155803B - Process for the preparation of esters of polycyclic alcohols. : de en
  • DE673427C - Process for the production of multiply unsaturated nitriles : de en
  • DE673647C - Process for forming electrodes for electrolytic capacitors : de en
  • FR839007A - Screw Thread Milling Machine : en fr
  • US2151595A - Tuning device for radio receivers or the like : en
  • US2151650A - Post sealing device for storage battery cells : en
  • US2151241A - Process of improving the properties of condensation products of high molecular split-off products of albumin with higher fatty acids as cosmetic products : en
  • US2151479A - Electric cigar lighter : en
  • USD113926S - Design for an electric facial mask : en
  • US2151152A - Footwear ventilaton : en
  • US2151269A - Display rack for books and the like : en
  • GB502512A - Improvements relating to light shades : en
  • AU106867B2 - Improvements in or relating to call-recording arrangements in telephone or like systems : en
  • DE673299C - Glide angle control device for aircraft : de en
  • DE673511C - Fuel injection device for multi-cylinder internal combustion engines : de en
  • CA380172A - Bushing ring : en fr
  • DK55950C - Amplifier system for modulated Carriers. : da en
  • FR839085A - Improvements to underwater signaling devices : en fr
  • DE673446C - Load balancing device, especially for scales : de en
  • FR839039A - Priming compound for hunting cartridges or other applications : en fr
  • GB502642A - Improvements in ring spinning frames : en
  • US2150919A - Treating hides : en
  • US2151197A - Compensating spring and alloy for timepieces : en
  • US2151176A - Valve control : en
  • AT155760B - Wooden shipping reel for cables and ropes. : de en
  • DE673419C - Hollow body or cylinder body for receiving a helical spring when grinding its end faces : de en
  • FR839001A - Process for hydrogenating liquid olefinic polymers which boil in the gasoline zone : en fr
  • DE673363C - Tobacco feeding device for cigar machines : de en
  • DE673410C - Electrothermal switch : de en
  • DE673494C - Voting device for recipients : de en
  • GB502807A - A new or improved mechanism for giving an intermittent reciprocating motion to cavity-formers employed in moulding-machines used for producing moulded articles : en
  • GB502873A - A new or improved mechanism for slidably-moving at intervals cavity-formers located in a mould of a moulding-machine : en
  • AU390938A - Spline panel joint and method of making same : en
  • FR838918A - Process for obtaining a gas for the manufacture of synthetic liquid fuels from lignite and similar fuels : en fr
  • GB502571A - Improvements in or relating to curtain suspension devices : en
  • FR838959A - Improvements to devices concerning waste water from ships : en fr
  • US2151282A - Manufacture of frozen confections : en
  • US2151366A - Weight counterbalancing mechanism for the magazines of matrix composing and line casting machines : en
  • AT155776B - Arrangement for multi-point arc welding. : de en
  • AU94338A - Improvements in vibrating screens : en
  • GB502765A - Improvements in or relating to supplementary filters for gas masks and the like : en
  • US2151177A - Tabulator drive control : en
  • US2151517A - Preparation of arylnitroalkanols : en
  • GB502641A - Improvements in and relating to earth excavating scrapers : en
  • CA380247A - Vehicle signal : en fr
  • FR839084A - Game reproducing the details of urban traffic : en fr
  • US2150912A - Air compressor : en
  • US2151100A - Portable tar spraying machine : en
  • US2151019A - Bottle closure : en
  • GB502628A - Improvements in bonnet constructions for motor vehicles : en
  • GB502650A - Trap for tanks and other vehicles : en
  • US2150991A - Brake actuating mechanism : en
  • DE673399C - Process for the production of galvanic deposits on objects made of aluminum and aluminum alloys : de en
  • US2151309A - Luminous bowl electric lighting fixture : en
  • USD113897S - Design for a tilter for venetian : en
  • DE673296C - Preserving canning jars : de en
  • DE673301C - Heat exchange system for aircraft : de en
  • DE673401C - Three-roll suction press for paper machines : de en
  • GB502627A - A new or improved casing or packing for transporting and holding hose or flexible tubing, cables and the like : en
  • US2151522A - Incandescent lamp with means to reduce bulb blackening : en
  • USD113942S - Design for a dress : en
  • DE673539C - Typewriter with multi-armed intermediate levers, one of which moves the universal rail : de en
  • US2151210A - Mold form for circular concrete walls : en
  • US2151072A - Television transmitter : en
  • US2151312A - Hammered metal finish : en
  • US2151359A - Tab insert : en
  • US2151474A - Light valve control : en
  • US2151571A - Loading machine : en
  • US2151642A - Draft control : en
  • USD113945S - Design fob a bed lamp ob shvhlab : en
  • FR838977A - Process for the preparation of coarse-grained ammonium sulfate : en fr
  • FR838996A - Articulation joint for assembling machine shafts : en fr
  • US2151485A - Reflector mounting for bicycle axles : en
  • DE665513C - Process for the preparation of 3,5-diiodo-4-oxyacetophenone : de en
  • GB502478A - Improvements relating rat traps : en
  • GB502574A - Improvements in or relating to electrical vibrators : en
  • US2151158A - Television scanner : en
  • FR49402E - Device for introducing coins of different values into vending machines : en fr
  • GB502602A - Apparatus for making concrete piles : en
  • FR838935A - Phthalocyanine sulfochlorides and their production process : en fr
  • FR838999A - Process for storing eggs : en fr
  • FR839026A - Steam heated fluid temperature regulators : en fr
  • US2150917A - Process of and apparatus for separating : en
  • AT155846B - Penetration frame for devices for determining projectile velocities and scattering images. : de en
  • AU251438A - Method of preparing an expansion joint for concrete or like. structures : en
  • FR49372E - Electrical circuits using vibrating mechanical elements : en fr
  • DE673180C - Process for the production of image recordings on a uniformly moving recording medium using Braunschweig tubes : de en
  • DE673676C - Brassiere : de en
  • US2151444A - Dough divider : en
  • DE673527C - Oil pressure regulators for engines, especially diesel engines : de en
  • DE673349C - Shut-off device for pipes under pressure : de en
  • DE673477C - Method and device for separating magnetizable material : de en
  • GB502710A - Improvements in the manufacture and production of artificial filaments, threads and the like : en
  • GB502762A - Improvements in or relating to the manufacture of pressed yeast : en
  • US2151436A - Sweep rake : en
  • DE673678C - Crimping head for metal pipe presses, especially for lead cable presses : de en
  • GB502592A - Improvements in high pressure metal vapor arc lamps : en
  • DE673369C - Method and inductor for surface hardening of crankshaft journals o. : de en
  • GB502963A - Improvements in measuring apparatus combined with calculating mechanism : en
  • USD113922S - Design for a textile fabric : en
  • AU106886B2 - Improvements relating tothe manufacture of alternating electric current rectifiers : en
  • GR8079B - SYSTEM TO ENSURE IGNITION OF THE GASOLINE STORAGE IN A GASOLINE. : el en
  • CA380278A - Grinding mill device : en fr
  • DE673331C - Process for the production of tubes or similar containers in which a movable, non-removable closure body is embedded in the tube neck : de en
  • USD113875S - Design for a perfume bottle : en
  • AU106888B2 - Improvements in electric cables : en
  • CA380195A - Fluid analyser : en fr
  • CA380266A - Silo temperature control device : en fr
  • FR839000A - Twin piston internal combustion engine : en fr
  • DE673400C - Process for cutting globoid worm gears : de en
  • FR839093A - Method and device for indicating and using the synchronism of the speeds of two shafts, in particular for their engagement : en fr
  • GB502581A - Improvements relating to carriers for electric fuses : en
  • AT155771B - Process for generating fluorescent screen images. : de en
  • US2151190A - Method of producing a composite carbide and nitride case on steel articles : en
  • US2151467A - Paperhanger's folding straightedge : en
  • AU106909B2 - Improvements in fishing devices : en
  • US2150958A - Boat construction : en
  • US2151408A - Method of recording and reproducing sound : en
  • US2151451A - Refrigeration : en
  • CA380254A - Ear tag : en fr
  • CA380306A - Spring device : en fr
  • DE673558C - Process for the production of alloys with iron or nickel : de en
  • FR49363E - Shut-off device for dispensing water or other liquid or gaseous fluid : en fr
  • US2151070A - Amplification control circuit : en
  • US2151514A - Method of and apparatus for conveying material containing at least one expansible constituent : en
  • CA380251A - Container and closure : en fr
  • SE95195C1 - : en
  • US2151488A - Reed cushioning device : en
  • CA380222A - Rectifier sealing method : en fr
  • CA380244A - Convertible couch : en fr
  • CA380281A - Spirit cooking stove : en fr
  • DE673488C - Paper slides on typewriters : de en
  • FR838969A - Improvements to maneuvering valves : en fr
  • DE673627C - Centrifugal governor for regulating the driving speed of toy vehicles : de en
  • US2151586A - Means for carbonating water and beverages : en
  • AU188938A - Improvements in storey partitions, concrete floorings and ceilings and similar parts of building constructions : en
  • AU123739A - Method of dividing frequency : en
  • USD113928S - Design for a jewelry box : en
  • US2151211A - Brake control mechanism : en
  • USD113838S - Design for a defecator : en
  • US2151043A - Fuel feeding system for internal combustion engines : en
  • US2151620A - Glare shield for headlights : en
  • CA380295A - Mower draft brace : en fr
  • AU319138A - Improvements in artificial legs : en
  • DE673394C - Process for the production of shaped polymers : de en
  • DE673260C - Device for grinding uneven surfaces curved on all sides, in particular the extrusion molded parts used in briquette presses : de en
  • US2151061A - Railway traffic controlling apparatus : en
  • US2151137A - N-butyl monochlor-resorcinol : en
  • AU130839A - Improvements relating to the manufacture of cyclohexyl- benzthiazylsuphenamides and vulcanised rubber : en
  • AU106854B2 - Improvement in envelope fastener machines : en
  • AU106901B2 - Control means for water heaters : en
  • US2151623A - Apparatus for making fruit products : en
  • US2151264A - Method of cleaning out slag or clinder pockets of open hearth heating furnaces : en
  • US2151231A - Window construction : en
  • USD113901S - Design for an elastic textile fabric : en
  • US2151542A - Pontic tooth : en
  • US2151512A - Apparatus for controlling drafts : en
  • US2151471A - Miner's lamp brace : en
  • DE673360C - Question and answer game with dial-like discs : de en
  • FR838924A - Device for automatically detecting and signaling the presence of combustible gases in atmospheric air : en fr
  • FR838926A - Process to tarnish enamel : en fr
  • USD113883S - Design fob a game board : en
  • GB502682A - Improvements in automatic detonator apparatus for scaring birds : en
  • AT155835B - Process for vulcanizing flat, thin workpieces in two-part compression molds, in particular pneumatic tire plasters, and apparatus for carrying out the process. : de en
  • AU402716B2 - Electrical apparatus connecting means : en
  • US2151094A - Device for reducing frictions in systems of the worm and nut type : en
  • US2151593A - Air cleaner : en
  • US2151063A - Automobile body repairing appliance : en
  • US2151397A - Spaceband for matrix composing and type line casting machines : en
  • US2151640A - Demountable vehicle body : en
  • DE673520C - Device for the production of building structures such as columns, capitals, tubes : de en
  • GB502497A - Improvements in orthopaedic footwear : en
  • DE673542C - Arrangement for electrical train protection : de en
  • DE673679C - Process for the production of nipples with internal longitudinal ribs : de en
  • DE673425C - Device for setting coil springs : de en
  • DE673557C - Device for renewing the treads of rubber tires : de en
  • FR839047A - Sealing device for fire hydrants and other applications : en fr
  • FR49377E - Orthopedic belt for the treatment of gastric ptosis : en fr
  • GR8074B - AUTOMATIC MOBILE VERTICAL AXIS FOR USE OF COMPASSES OF ALL KINDS. : el en
  • FR839009A - Sawtooth packing for card breaker and openers : en fr
  • US2151413A - Trimmer : en
  • FR838988A - Internal machining process of the casing of electric machines : en fr
  • DE673374C - Flushing arrangement for two-stroke internal combustion engines : de en
  • FR49416E - Device for supporting coils of jerk-proof electrical measuring devices : en fr
  • CA380191A - Short wave radio tuning means : en fr
  • FR839077A - Gear hobbing milling machine, with swiveling milling cutter carriage support : en fr
  • FR838903A - Device for gaseous current exhausts, applicable to the silencers of internal combustion engines : en fr
  • GB502514A - Improvements in high speed steel : en
  • USD113944S - Design fob a dress : en
  • DE673484C - Cellless rotary suction drum filter : de en
  • GB502645A - Improvements in and relating to drop delivery devices for bottles and like containers : en
  • GB502808A - Improvements in or relating to machines employed for moulding or producing articles from plastic, granular or powdered substances, or from metal : en
  • FR49366E - Method and control device for a gas turbine driving a generator at constant speed : en fr
  • FR839019A - Braking device for wheeled vehicles : en fr
  • SE95192C1 - : sv
  • US2151634A - Arylamino-aryloxy-hydroxy-anthraquinones : en
  • GB502678A - Bath for and method of coating magnesium and its alloys : en
  • GB502616A - Improvements in or relating to closure members for the nozzles of cans, tubes, bottles and like containers : en
  • DE673481C - Gear, especially for a stirrer of washing machines : de en
  • DE673344C - Light attenuation device for photographic use : de en
  • DE673440C - Skin protection, skin care or the like means : de en
  • FR838968A - Pedal retro-reflector : en fr
  • DE673677C - Rotating device on feed devices of pilgrim step rolling mills : de en
  • FR838954A - Improvements to corsets, belts and the like : en fr
  • GR8080B - LAMIRO Ī”ĪŸ CONDUCTOR CONFIGURATION AND COVERS TRIPLE OR MULTIPLE LIGHTING INCREASE. : el en
  • GB502644A - Improvements relating to independent wheel suspensions for motor vehicles : en
  • FR838938A - Electric lamp : en fr
  • FR838957A - Refrigerating device : en fr
  • DE673629C - Process for marking smoking products : de en
  • GB502513A - Improvements in or relating to a band sintering or roasting apparatus : en
  • GB502707A - Improvements in or relating to plates for foodstuffs : en
  • GB502870A - An improved non-rotary joint-pin-device for coacting with circularly-grooved bearing-ends of links : en
  • GB502666A - Manufacture of oxo-compounds of the cyclopentano-polyhydrophenanthrene series : en
  • DE673667C - Device for monitoring electrical lighting systems : de en
  • FR49436E - Process for the production of non-detonating gasoline : en fr
  • US2151395A - Method and apparatus for cargo loading and discharging in flight : en
  • FR838984A - Universal mount for additional optical elements : en fr
  • FR49381E - Automatic method of measuring and controlling a linear dimension of a part, particularly applicable to parts being rolled and apparatus for carrying out said process : en fr
  • FR838904A - improved thickener for printing textile fibers and process for its manufacture : en fr
  • GB502556A - Improvements in or relating to side seaming machines for sheet metal : en
  • FR838981A - Double frame direction finders with visual indicator : en fr
  • FR839065A - Method and device for projecting images of variable aspect : en fr
  • GB502818A - Change-speed gear especially suitable for bicycles : en
  • DE673650C - Means for producing a saliva-repellent protective layer for freshly placed tooth fillings : de en
  • DE673673C - Feedback device for displaying the position of a plurality of adjustable organs : de en
  • US2150983A - Automatic electric variable speed bidirectional and freewheeling transmission : en
  • US2151457A - Method of coating surfaces by thermal evaporation : en
  • USD113951S - Design fob a dress : en
  • US2151387A - Rug display means : en
  • US2151464A - Restricted frequency transmission : en
  • GB502786A - A process for the preparation of aqueous solutions of p-aminobenzenesulphonamide particularly for injection purposes : en
  • US2151475A - Apparatus for warp leasing : en
  • AU96038A - Improvements relating tothe manufacture of alternating electric current rectifiers : en
  • US2151102A - Aerial : en
  • US2151149A - Television apparatus : en
  • AU106848B2 - Improvements in stabilized oscillating circuit : en
  • CA380273A - Universal joint : en fr
  • DE673304C - Device for plane-parallel processing of two surfaces of any body : de en
  • GB502583A - Improvements in or relating to machines for assembling armature cores for generators : en
  • GR8082B - MANNER OF MANUFACTURING A FLOATING FOLDING OR MONTHLY OF SUBSTRATES. : el en
  • GB502577A - Improvements in tubular heat exchangers for fluids : en
  • US2150903A - Article of furniture : en
  • US2151224A - Head rest for x-ray machines : en
  • US2150997A - Wall surfacing unit : en
  • DE673323C - Device for the electrical sterilization of packaged or unpackaged foods or the like. : de en
  • DE673345C - Drawer release device for cash registers : de en
  • US2151362A - Angular magnetic chuck : en
  • DE673672C - Process for reducing the increases in resistance of the communication lines in high-frequency cables caused by the proximity of a metal jacket : de en
  • US2150921A - Manufacture of imino-amino-methane-sulphinic acid : en
  • US2151251A - Universal boring tool : en
  • US2151433A - Bus socket : en
  • FR839066A - Optical device for projecting multiple images : en fr
  • US2151037A - Switch for control of low voltage circuits : en
  • US2151523A - Bag : en
  • FR838979A - Improvements to television receivers : en fr
  • DE673516C - Brake for friction disc screw presses with hydraulic control : de en
  • DE673635C - Pivoting and height-adjustable arrangement of the backrest part of a seat on the backrest support : de en
  • DE673308C - Device for mixing and distributing tobacco : de en
  • DE673432C - High voltage high power fuse : de en
  • GB502570A - Improvements in and appertaining to change speed driving gear for motor vehicles : en
  • US2150906A - Direction indicating device for motor vehicles : en
  • FR49387E - Switching device for alternating currents : en fr
  • US2151409A - Electric match : en
  • GB502590A - Method of and means for cleaning electric induction furnaces : en
  • GB502798A - Hydrogenation and cracking of oils : en
  • FR49361E - Aircraft upgrades : en fr
  • FR49421E - Open-pitch jacquard mechanism : en fr
  • FR49407E - Device for compensation of the action of temperature and barometric pressure on measuring devices : en fr
  • GB502665A - Manufacture of compounds containing active methylene groups : en
  • DE673568C - Belt connector made from individual V-shaped wire hooks : de en
  • GB502703A - Improvements in or relating to change-speed gearing : en
  • USD113846S - Design for a pump : en
  • US2151342A - Welding apparatus : en
  • USD113919S - Design for a dress : en
  • DE673655C - Selective self-sellers with individual compartments arranged one above the other on several floors : de en
  • FR49389E - Switching device for alternating currents : en fr
  • FR49401E - Vehicle chassis : en fr
  • US2151310A - Distillation : en
  • US2150969A - Rotary wing aircraft : en
  • DE673357C - Device for preventing accidents when the driver of motor vehicles is tired : de en
  • DE673450C - Muehleisenbuchslager : de en
  • DE673587C - Method and device for the evaporation and condensation of the water contained in an aqueous liquid : de en
  • FR49403E - Device for introducing coins of different values into vending machines : en fr
  • FR838985A - Method and apparatus for the preparation of fine dust materials, in particular raw material for the manufacture of cement : en fr
  • GB502510A - Means for delaying the ageing of rubber : en
  • USD113878S - Design fob a pocket calendar : en
  • USD113927S - Design for a card-table cover : en
  • US2151396A - Spaceband for matrix composing and line casting machines : en
  • US2151531A - Copper complex compounds of polyazo dyestuffs : en
  • FR839028A - Improvements made to mechanical pencil lighters or typewriter lighters and to the components which constitute these articles : en fr
  • AT155849B - Record music cabinet. : de en
  • US2151112A - Spark plug shield : en
  • AU153238A - Improvements in weighing scales : en
  • US2151256A - Wheel scraper : en
  • AU106910B2 - Improvements in high-pressure mercury-vapour electric discharge lamps : en
  • US2151082A - Circulating cooling system for internal combustion engines : en
  • US2151525A - Conductor protector : en
  • USD113880S - Design fob an airship : en
  • DE673598C - Electrical switch, in particular a heat switch, with a contact bridge held in the switch position by a holding magnet : de en
  • USD113894S - Closure for a container : en
  • AU111623B2 - Improvements in transmitting arrangements for radio direction finding systems : en
  • US2151427A - Mask : en
  • US2151599A - Electrolytic production of metals : en
  • US2151606A - Last for the manufacture of boots or the like : en
  • US2151034A - Coil winding and setting machine : en
  • CA380205A - Ignition system with stabilizer : en fr
  • US2151057A - Well drilling machine : en
  • FR839005A - Improvements to punching machines : en fr
  • GB502699A - A device for taking up stretch in the wires of bowden and like mechanism : en
  • US2151313A - Cathode ray oscilloscope : en
  • US2151649A - Making reflecting lamps : en
  • FR838907A - Process for making artificial leather : en fr
  • US2151327A - Textile apparatus : en
  • US2151641A - Grease base and method of making : en
  • US2151481A - Cooling tower : en
  • DE673371C - Intermediate cooler for piston compressor : de en
  • DE673443C - Collapsible day bed : de en
  • US2151086A - Registering mechanism : en
  • US2151582A - Stable brewed decaffeinized coffee and method of producing the same : en
  • FR838901A - Lubricant for engine cylinders and method of preparation thereof : en fr
  • DE673585C - Emulsions for enhancing brown coal briquettes : de en
  • US2150967A - Electrically driven metronome : en
  • US2151419A - Adjustable seat : en
  • US2151368A - Arrangement in sail sheets : en
  • US2151004A - Retractable water propeller for airships : en
  • US2151091A - Signal transmission : en
  • US2150946A - Classification system : en
  • CA380213A - Fluid pressure piston : en fr
  • FR838920A - Improvements to the process for straightening parts of all kinds and to the straightening presses for the implementation of this process : en fr
  • GB502871A - Improvements in or relating to a toggle-joint device and in its manner of construction : en
  • FR49417E - Method and apparatus for multiple color printing : en fr
  • GB502755A - : en
  • US2151238A - Dual controlled switch : en
  • US2151285A - Lubricating metal surfaces during cold-working : en
  • AU358438A - Manufacture of insect repellent materials and methods of applying thesame : en
  • GB502712A - Improvements in, or relating to, overload release units for automatic circuit breakers and similar electrical switchgear : en
  • AT155818B - Two-shift plow body. : de en
  • US2151580A - Electric discharge apparatus : en
  • US2150992A - Picture display cabinet : en
  • US2151233A - Lens blocking : en
  • US2151029A - Method of completing oil or gas wells : en
  • US2151473A - Lapping machine : en
  • DE673559C - Lid seal for arc furnace : de en
  • US2150986A - Hose clamp : en
  • AT155775B - Electron-optical system for generating extremely small, sharply delimited focal spots on the screen. : de en
  • AU106850B2 - Improvements in sealing metallic bodies hermetically through vitreous walls : en
  • US2151378A - Welding apparatus : en
  • AU99538A - Improvements in and relating to apparatus for producing ground and polished glass strip : en
  • US2151364A - Anthrax vaccine : en
  • US2151000A - Method of applying bindings to container mouth covers : en
  • USD113886S - Design fob a shirt : en
  • US2151295A - Window screen : en
  • USD113830S - Design for a handbag : en
  • USD113946S - Design fob a pin clip : en
  • US2150964A - Skate : en
  • US2151162A - Method of and apparatus for pulling synchronous motors into step : en
  • AU95338A - Improvements relating to valve gears for steam andother reversible engines : en
  • DE673504C - Process for the consolidation of moldings from mixtures of dolomite or magnesite and quicklime with silicon (ferrosilicon) or aluminum for the thermal extraction of magnesium : de en
  • AT155837B - Clamping device for anti-skid agents. : de en
  • US2150902A - Neon advertising sign : en
  • US2151477A - Shaft coupling : en
  • US2151372A - Eraser cleaner : en
  • FR49441E - Mechanical grate fireplace : en fr
  • GB502589A - Improvements in steering stabilizer for vehicles : en
  • AT155774B - Electrostatic indicator. : de en
  • US2151046A - Animal trap : en
  • AU106863B2 - Spline panel joint and method of making same : en
  • CA380234A - Knitting machine : en fr
  • DE673284C - Process for refining hydrocarbon oils : de en
  • DE673405C - Process for the pretreatment of iron and steel workpieces for non-cutting shaping, e.g. pulling, stretching and rolling : de en
  • AT155800B - Process for the production of diamino alcohols. : de en
  • AU106912B2 - Photoelectric cells and methods of manufacture : en
  • CA380300A - Hair curler : en fr
  • DE673576C - Rear shoe cap : de en
  • US2151484A - Rotary motor and pump : en
  • US2151006A - Coating composition : en
  • CA380228A - Saw tooth : en fr
  • FR838976A - Device for automatic movement of the sliding blade holder in multiple woodworking saws : en fr
  • DE673434C - Binders for paints : de en
  • US2151322A - Gold saver : en
  • DE673315C - Spring energy storage drive for electrical circuit breakers : de en
  • US2151060A - Apparatus for preparing fuel for combustion : en
  • GB502555A - Chrome-magnesia refractory and method : en
  • AU106895B2 - Improvements in or relating to mechanical drive arrangements suitable for electrical tuning apparatus : en
  • CA380237A - Electrical protective device : en fr
  • US2151259A - Book rack : en
  • US2151607A - Ring : en
  • CA380229A - Therapeutic agent : en fr
  • DE673533C - Dry stick restoring device for hanging dryer : de en
  • USD113937S - Design for a coat : en
  • GB502540A - Apparatus for supplying luminescent discharge tubes with current : en
  • GB502544A - Lampshades and the manufacture thereof : en
  • FR49394E - Vertical vacuum drying apparatus in which the material descends : en fr
  • GB502754A - Improvements in dish-washing machines : en
  • US2151321A - Support for hollow bodies : en
  • FR839038A - Flush tank, anti-dew, without valve or seals, and with reserve for pressureless distribution : en fr
  • GB502525A - Appliance for determining the moisture content of paper, or the like, electrically : en
  • AU97838A - Method of and machine forthe manufacture of corrugated metal strip : en
  • US2150968A - Production of conversion products from cellulose or cellulosic materials : en
  • US2151624A - Built-up crankshaft : en
  • AU106847B2 - Improvements in storey partitions, concrete floorings and ceilings and similar parts of building constructions : en
  • US2150963A - Barrier for bus ducts : en
  • US2151099A - Trolley wire guard : en
  • CA380308A - Denture : en fr
  • US2151603A - Center plate cushioning device : en
  • AU111622B2 - Improvements in high frequency transmitter systems : en
  • DE673577C - Vibrations for the transmission or reception of sound waves : de en
  • USD113891S - Design for a piano case : en
  • AU106899B2 - Improvements in or relating to electron discharge tubes : en
  • US2150993A - Air conditioning apparatus : en
  • US2151075A - Fluid power transmission : en
  • US2151219A - Window sash lock : en
  • US2151450A - Adjustable razor sharpener : en
  • US2151489A - Clothes protector for clotheslines : en
  • CA380258A - Bookbinder : en fr
  • CA380290A - Window with coupled sashes : en fr
  • US2150931A - Flat knitting machine : en
  • US2151228A - Sheet feeding and forwarding mechanism : en
  • AT155751B - Device for automatic recording of data for message transmission systems. : de en
  • AU96838A - Improvements relating to devices for detecting the direction of transmission intwo-way wave transmission systems and repeaters incorporating thesame : en
  • AU106883B2 - Improvements in or relating to automotive generating systems : en
  • US2150953A - Bookmarker : en
  • DE673556C - Composite ceiling made of wooden ribs and concrete slab : de en
  • FR839052A - Electronic discharge tube structures : en fr
  • CA380162A - Ultra-high frequency oscillator : en fr
  • US2150896A - Truck center bearing : en
  • FR838915A - Single chamber compressed fluid brake for automobile trailers : en fr
  • US2151253A - Material handling method : en
  • US2151437A - Machine for washing drinking vessels : en
  • US2151590A - Hanger : en
  • US2150911A - Rolling mill housing : en
  • US2151036A - Web marking mechanism : en
  • US2150941A - Steam radiator : en
  • DE673507C - Device for issuing the difference between the amount deposited and the amount to be paid : de en
  • GB502686A - Improvements in or relating to amplifying circuits including electron multipliers : en
  • US2151360A - Method for treating molten metal : en
  • US2151127A - Electrical control : en
  • US2151527A - Preparation of cut tobacco : en
  • DE673582C - Arrangement to maintain the distance between two metallic surfaces separated from one another by a gaseous medium : de en
  • US2151400A - Automatic starting device for internal combustion engines : en
  • US2151391A - Apparatus for transferring molten materials : en
  • US2151549A - Aircraft landing equipment : en
  • US2151039A - Electrical switch : en
  • US2151440A - Penholder : en
  • US2151153A - Fluid operated clutch device : en
  • AT155802B - Process for the preparation of formaldehyde sodium sulfoxylates from arsenobenzene compounds. : de en
  • FR839032A - Improvements to dashboards and devices mounted on them : en fr
  • US2150956A - Pressure indicator : en
  • US2151114A - Sulphurized indophenol dyestuffs and process of producing the same : en
  • US2151574A - Furnace stoker : en
  • USD113914S - Design for a swim suit : en
  • USD113936S - Design for a coat : en
  • AT155808B - Process for the manufacture of shaped articles. : de en
  • US2151298A - Support for hollow bodies : en
  • US2150939A - Plasticizing method : en
  • US2151069A - Fuel pump : en
  • US2151077A - Conveyer system : en
  • AU106857B2 - Improvements in artificial legs : en
  • DE673686C - Device for regulating the overheating temperature in compression refrigeration machines : de en
  • DK55962C - Stopcock with closed bottom and packing box. : da en
  • FR49356E - Carburetor improvements : en fr
  • US2151183A - Film applicator : en
  • US2151139A - Crank throw grinding device : en
  • DE673303C - Double sprocket change gear for bicycles with freewheel : de en
  • DE673618C - Device for automatic control of the feed rates of a tool or work piece in several mutually perpendicular directions when copying : de en
  • USD113958S - Design for alphabet letters : en
  • CA380169A - Ply paper or board manufacture : en fr
  • US2151096A - Packing : en
  • US2151199A - Weft feeler device for looms for weaving : en
  • DE673309C - Tobacco leaf stalking device : de en
  • US2151380A - Amides of acids of phosphorus : en
  • US2151459A - Derivatives of 3,4-dihydroxyphenylaminopropanols : en
  • US2151089A - Electric lamp and socket construction : en
  • USD113943S - Design fob a dress : en
  • USD113940S - Design for a bracelet : en
  • FR838931A - Method and device for manufacturing a high weft density fabric : en fr
  • AU106893B2 - Improvements in or relating to electric cables : en
  • US2151005A - Machine for covering heels : en
  • DE673378C - Process for the production of polynuclear compounds from pressure hydrogenation products of bituminous substances, in particular of coal or coal tars : de en
  • AU94238A - Improvements in or relating to call-recording arrangements in telephone or like systems : en
  • US2151104A - Beverage dispensing device : en
  • US2151053A - Absorption device : en
  • DK55951C - Radio receiver with automatic Tuning. : da en
  • US2151203A - Fluid meter and method of measuring the rate of flow of fluids : en
  • US2151497A - Inner-tube tester : en
  • US2151601A - Globe : en
  • US2151195A - Stove handle : en
  • US2151432A - Method of operating internal combustion engines : en
  • US2151456A - Doll voice and mounting for same : en
  • US2151491A - Snow plow : en
  • US2151530A - Braun tube : en
  • USD113839S - Design fob a meat slicing machine ob : en
  • US2151370A - Process for preparing a new tetralin derivative : en
  • US2151443A - Gas torch : en
  • US2151429A - Device for color photography : en
  • USD113859S - van cott : en
  • FR49393E - Protection of electric transmission circuits for remote control : en fr
  • AU106846B2 - Improvements in weighing scales : en
  • CA380303A - Tobacco pipe : en fr
  • US2151267A - Truss girder and method of producing the same : en
  • USD113837S - Design for a luminaire : en
  • USD113904S - Design fob an alphabet for forming : en
  • US2151476A - Molding method : en
  • US2151610A - Hypodermic syringe holder : en
  • US2150900A - Automatic control for vehicle headlights : en
  • US2150924A - Process of catalysis : en
  • US2151519A - Distributor for internal combustion engines : en
  • US2151398A - Method of producing air foam : en
  • US2151287A - Steering device for endless track driven vehicles : en
  • USD113855S - Design fob a pedate vibrator : en
  • CA380220A - Magnesium production : en fr
  • CA380225A - Felled timber preserving process : en fr
  • DE673664C - Device for securing rooms against the ingress of war gases : de en
  • US2150907A - Direction indicating device for motor vehicles : en
  • US2151122A - Synchronous machine control system : en
  • US2151017A - Tailor's model : en
  • US2151341A - Means for fastening attachable heels or soles to shoes : en
  • US2151271A - Method of making a pilot light burner : en
  • US2151294A - Pivot pin : en
  • US2151010A - Bird shelter : en
  • AU106874B2 - Improvements relating to valve gears for steam andother reversible engines : en
  • AU417638A - Push-pull amplifier circuit : en
  • US2151288A - Gun loading device : en
  • CA380294A - Double window pane structure : en fr
  • AT155789B - Float valve. : de en
  • CA380248A - Cut meat spacer : en fr
  • US2151412A - Process for the utilization of sawdust for the production of plastics : en
  • US2151044A - Work handling and preheating mechanism for welding : en
  • US2151515A - Clutch plate : en
  • US2151588A - Pumping apparatus : en
  • CA380175A - Sound recording or reproducing apparatus : en fr
  • AU106862B2 - Arrangement in releasers : en
  • AT155763B - Cathode ray tube for scanning television images. : de en
  • AT155843B - Track for monorail trolleys and light-running cranes. : de en
  • CA380171A - Resettable switch : en fr
  • FR838902A - Improvements to perfume bottles and sprays : en fr
  • FR49415E - Anode plate for lead-acid accumulator : en fr
  • FR49412E - Improvements to air pumps : en fr
  • FR839036A - Steering device for two-wheel agricultural tractors : en fr
  • DE673517C - Connection sleeve made of elastic building material, especially rubber, for breathing apparatus : de en
  • DE673515C - Cinema playback device : de en
  • AT155797B - Process for the production of briquettes from dust containing magnesium. : de en
  • CA380163A - Multiplex telegraph receiver : en fr
  • AT155830B - Pencil sharpener with interchangeable knife. : de en
  • FR49420E - Engraving and reproducing milling machine working on three dimensions : en fr
  • FR838928A - Resistor for alternating current : en fr
  • GB502716A - Improvements in or relating to machines for cutting holes in sheet material : en
  • AU226038A - Reinforcing insertion for reinforced concrete construction : en
  • DE673320C - Cleaner for generator gases arranged on vehicles : de en
  • AT155784B - Press for pressing out metal with two or more sensors. : de en
  • DE1460017U - : de en
  • US2151136A - Automatic doffer : en
  • CA380183A - Cut-out : en fr
  • US2151319A - Temperature control device : en
  • US2151376A - Transmission mechanism : en
  • US2151431A - Vehicle body transportation mounting apparatus and method : en
  • GB502651A - Improvements in or relating to closures for milk or other bottles : en
  • CA380165A - Radio receiver remote control apparatus : en fr
  • US2151119A - Die set : en
  • US2151511A - Valve : en
  • DE673486C - Process for the racemization of optically active ephedrine and pseudo-ephedrine : de en
  • DE673607C - Process for the production of foils : de en
  • AU190738A - Sheet handling arrangement : en
  • FR838922A - Improvements to knitting components in knitting machines : en fr
  • DE673326C - Method for insulating pipes, in particular cast pipes : de en
  • FR49391E - Junction clip for belts and conveyor belts : en fr
  • FR839023A - Device for lifting a seaplane : en fr
  • DE673397C - Lubricating device for the knife guide of the cutting mechanism of mowing machines : de en
  • US2151430A - Door actuating mechanism : en
  • DE673337C - Dust filter for vacuum cleaner : de en
  • FR838944A - Process for obtaining laminated bodies molded in artificial resin based on phenol-formaldehyde : en fr
  • US2151095A - Belt connector : en
  • US2151205A - Ceramic drill : en
  • GB502683A - Apparatus for preparing or cleaning surfaces by directing finely divided substances thereon : en
  • GB502895A - Improvements in machinery for drying crops and grain, grass, hay and the like : en
  • US2150989A - Billfold with secret pocket : en
  • US2151445A - Machine tool : en
  • GB502735A - Manufacture of carbon tetrachloride : en
  • GB502648A - Improvements in or relating to aerial supporting arrangements : en
  • AU106855B2 - A process forthe destructive hydrogenation under pressure of coal : en
  • GB502620A - Improvements in and relating to photographic cameras : en
  • FR49374E - New masonry element and its manufacturing process : en fr
  • DE673467C - Process for the production of blackened inner coatings for cathode ray television tubes : de en
  • FR839011A - Adjustable band filter, especially intended for corded radio installations : en fr
  • FR839050A - Improvements to windshield wipers : en fr
  • GB502688A - Improvements in and relating to multiple leaf sliding doors : en
  • USD113877S - Design for a shoe or similar article : en
  • DE673348C - Inlet or outlet valve for internal combustion engines : de en
  • DE673459C - Device for cutting out cover or cover sheets for cigar wraps : de en
  • DE673546C - Float used to monitor the liquid level in a transformer : de en
  • GB502519A - Improvements in or relating to holders for cigars or cigarettes : en
  • GB502494A - Device for attaching any objects to the outside of a closed car : en
  • GB502864A - Air cooling of internal combustion engines : en
  • GB502773A - Improvements relating to internal combustion driven free piston compressors or motive gas generators : en
  • GB502530A - Improvements in or relating to the progressive purification of biologically impure liquids : en
  • AU360638A - Arrangement in releasers : en
  • CA380268A - Hollow cellulose derivative article manufacture : en fr
  • US2151109A - Frequency selector system : en
  • USD113865S - Design for a walkixg cane : en
  • FR839044A - Concrete shelter hangars for aircraft : en fr
  • CA380226A - Knitting machine : en fr
  • CA380283A - Wheel disc and cap : en fr
  • GB502579A - Improvements relating to gas heated radiating bodies : en
  • GB502738A - Improvements in or relating to the fugitive colouration of textile materials : en
  • US2150979A - Lady's handbag : en
  • US2151134A - Brake testing device : en
  • FR49399E - New packaging device, in particular for reels or cones of textile materials, rayon, etc. : en fr
  • GB502904A - Improvements in laminated safety glass and plastic materials therefor : en
  • DE673463C - Device for discharging the filter cake from the pressure vessel of rotary pressure cell filters : de en
  • DE673375C - Process for the production of lightweight concrete : de en
  • USD113931S - Design fob a combined time conver : en
  • CA380233A - Oscillation generator : en fr
  • GB502874A - A new or improved device for operating slidable-elements in presses, moulding and other forming-machines or tools : en
  • GB502638A - Improvements in and relating to hose unions : en
  • US2151614A - Swash plate type engine : en
  • USD113905S - Design fob a kedingote : en
  • FR838955A - Device for imperative adjustment of the main object and image distance of a camera lens with bent ray path : en fr
  • FR839040A - Contact device combined with gear train drive device for direct-acting timepiece : en fr
  • FR839078A - Improvements to the processes for manufacturing fakes : en fr
  • GB502550A - Improvements in or relating to processes of making cadmium red : en
  • GB502597A - Improvements in or relating to joint studs and methods of making same : en
  • GB502633A - Improvements relating to mechanical stokers for furnaces : en
  • US2151093A - Control system for synchronous machines : en
  • GB502573A - Improvements in or relating to electrical transmission systems : en
  • GB502586A - Improvements in and relating to electric recording and reproducing devices : en
  • DK55956C - Firebox for Locomotive Boilers and other Boilers. : da en
  • GB502617A - Improvements in or relating to furnaces of the conveyor-belt type for the continuous heat-treatment of materials : en
  • GB502663A - Improvements in fuel injection pumps : en
  • DE673553C - Clothes elevator : de en
  • US2150945A - Method and apparatus for spinning glass wool : en
  • USD113903S - Design fob an alphabet for forming : en
  • AU106907B2 - Improvements in or relating to electric power cables : en
  • US2150978A - Lamp and desk pad : en
  • GB502744A - Improvements in thread guide drums for cross spooling machines : en
  • GB502799A - Improvements in the production of motor fuel by vapourizing and cracking hydrocarbon materials : en
  • AU106858B2 - Improvements in and relating to ore concentrators : en
  • CA380212A - Solid material separation apparatus : en fr
  • FR838973A - Apparatus intended for autogenous cutting of parts whose surface has any configuration : en fr
  • USD113948S - Design fob a dress ensemble : en
  • US2151171A - Lubricating apparatus : en
  • US2151056A - Comb : en
  • DE673442C - Joint with a rubber body pressed under pretension between the two seat bearing parts of resiliently tiltable seating and reclining furniture : de en
  • US2151659A - Power lawn mower : en
  • GB502529A - A device for the quick application of small objects, such as ash-trays, flower-holders, or the like, to upholstered surfaces : en
  • FR49369E - Dynamometric device to limit a torque to an adjustable maximum value : en fr
  • FR838972A - Method of fixing one or more sleeves on a shaft and method for achieving this assembly : en fr
  • US2151415A - Hydraulic transmission : en
  • FR839024A - Low temperature distillation furnace, for coal, lignite, shale or any other carbonaceous material : en fr
  • GB502664A - Improvements in or relating to safety devices for preventing overload on machine parts experiencing axial thrust : en
  • AU106905B2 - Improvements in and relating to apparatus for producing ground and polished glass strip : en
  • GB502746A - Improvements in and relating to joints for outlet pipes of bag filters : en
  • GB502490A - Improvements in and relating to flexible power-transmission devices : en
  • GB502493A - Improvements in and relating to typographical composing machines : en
  • US2151393A - Apparatus for the transportation of molten materials : en
  • US2151662A - Circular knitting machine : en
  • US2151492A - Starting apparatus for internal combustion engines : en
  • GB502528A - Improvements in or relating to electron discharge devices utilising secondary emission : en
  • US2151578A - Method of and apparatus for isolating minerals : en
  • DE673687C - Transmission system in which, for dynamic control, the grid bias of an amplifier tube located in the transmission train is influenced by a control voltage obtained from the useful frequencies : de en
  • AT155815B - Process for impregnating fibrous webs, in particular paper. : de en
  • CA380198A - Lead sodium alloy : en fr
  • CA380270A - Fruit pitting device : en fr
  • DE673548C - Safety device for gas-heated devices : de en
  • GB502533A - Improvements in and relating to rotary machines for well drilling : en
  • GB502701A - Improvements in or relating to the manufacture of stiffened fabrics and articles made therefrom : en
  • FR49396E - Ionic valve for the production of alternating current : en fr
  • AT155759B - Control device for vehicle alternators. : de en
  • USD113885S - Design for a passenger vessel : en
  • US2151668A - Half frame mounting for eyeglasses : en
  • US2151498A - Edge-setting machine : en
  • DE673338C - Braided floor covering, such as carpets, runners, mats, or the like, made of pneumatic tire running mats cut into strips in the circumferential direction : de en
  • FR838910A - Two-stroke internal combustion engine : en fr
  • GR8081B - WHEAT CARVING MACHINE. : el en
  • USD113873S - Design fob a dress : en
  • FR838978A - Axial feed fishing reel : en fr
  • FR839049A - Differential : en fr
  • DE673437C - Device for making ointments, creams, etc. : de en
  • GB502819A - Improvements in or relating to the construction or formation of the elements of built-up or plate type heat exchangers : en
  • US2151386A - Furnace : en
  • US2151273A - Method of and device for collecting dust and fly, particularly in textile factories, as spinning mills : en
  • US2151292A - Method of making rail bonds : en
  • US2151671A - Method for cleaning water mains : en
  • US2150918A - Classification system : en
  • US2151156A - Adjustable seat support : en
  • GB502865A - An improved toy or game appliance : en
  • GB502811A - Improvements in fluid flowmeters : en
  • US2151088A - Method of manufacturing hollow articles formed of flexible strip material : en
  • FR838917A - Power regulator for aircraft engines : en fr
  • FR49422E - Advanced aluminum alloy : en fr
  • GB502560A - Improvements in and relating to calculating apparatus : en
  • CA380197A - Screw thread : en fr
  • US2150898A - Construction of buildings : en
  • US2151575A - Furnace stoker : en
  • GB503016A - Improvements in or relating to agitation and aeration apparatus : en
  • FR838980A - Improvements to controlled electron sources, with a substantially point emissive surface : en fr
  • FR49413E - Pipe bending machine : en fr
  • FR838962A - Central heating boiler : en fr
  • FR839090A - Improvements to radio receivers : en fr
  • GB502596A - Improvements in or relating to x-ray tubes : en
  • FR838974A - Process for obtaining a woolly fiber capable of being spun from raw jute fibers : en fr
  • GB503134A - Production of fast dyeings or prints : en
  • FR838933A - Improvements made to hydraulically controlled brakes, particularly those for vehicles : en fr
  • AT155805B - Process for the production of planographic printing forms by projection of screened images. : de en
  • DE673353C - Control for the switching valve of a pressure medium pump, especially for compressed air loaded accumulators of hydraulic presses : de en
  • US2151300A - Mineral oil composition : en
  • USD113836S - Design for an oyster plate : en
  • FR49418E - Dyes based on thiazinocyanines and photographic emulsions containing these dyes : en fr
  • USD113898S - Design for a venetian blind cord lock : en
  • GB502593A - Improvements in or relating to ultra-high-frequency resonant circuit arrangements : en
  • FR838909A - Electron multiplier : en fr
  • USD113956S - Design fob a textile fabric : en
  • US2151363A - Method and apparatus for jigdyeing fabrics : en
  • US2151556A - Synchronous motor control system : en
  • GB502690A - Cooling systems for rotary compressors and the like : en
  • FR838940A - Central lubrication device : en fr
  • DE673489C - Safety device against liquid strikes in compression refrigeration machines : de en
  • DE673513C - Method and device for applying self-adhesive to envelopes : de en
  • DE673615C - Oscillating piston press for straw : de en
  • FR49433E - Secret combination lock : en fr
  • FR49408E - Supercharger for motor vehicle engines : en fr
  • DE673473C - Process for the manufacture of wire spools for electrical machines and apparatus : de en
  • AT155761B - Regulation drive for step transformers. : de en
  • FR49362E - Automatic train heating control device : en fr
  • GB502600A - Improvements in method of and apparatus for drying web material : en
  • US2151301A - Stereoscopic photography : en
  • US2151546A - Mechanical toy in the form of a soldier throwing a hand grenade : en
  • FR839020A - Device for using the resistance to forward movement exerted on a mobile moving in a fluid : en fr
  • GB502962A - Improvements in or relating to the purification of water for consumption and of waste water : en
  • FR839096A - Pigment transfer printing machine : en fr
  • GR8075B - EXCLUSIVE ROCKET WITH SOLVENT EXCELLENT EXCELLENT SENSOR. : el en
  • DE673364C - Cutting device for cigarette machines : de en
  • USD113840S - Design for a display container for : en
  • FI18407A - FƶrfaringssƤtt for framstƤllning av ljud- och vƤrmeisolerande belƤggningsplattor, sƤrskilt f golv : en fi
  • DE673476C - Seal for the locks of sheet pile walls : de en
  • DK55947C - Procedure for the Preparation of Organic Mercury Compounds. : da en
  • FR49400E - Foam generator : en fr
  • DE673498C - Method for drying rayon bobbins : de en
  • FR49373E - Explosion detector device particularly suitable for fire crackers : en fr
  • DE673376C - Process for preparing mineral mixtures for foam swimming preparation : de en
  • DE673642C - Typewriter with type wheel : de en
  • US2151627A - Apparatus for and method of measuring the terrestrial magnetic field : en
  • DE673381C - Fastening of railroad tracks by means of resilient clamping plates or rigid clamps : de en
  • FR838919A - Process for the production of titanium pigments and new pigments obtained by this process : en fr
  • AU111630B2 - Method of dividing frequency : en
  • CA380181A - Cut-out : en fr
  • GB502790A - Improvements in auxiliary air controllers for internal combustion engines : en
  • US2151202A - Reclosing carton : en
  • FR838958A - Dental prosthesis method and device : en fr
  • GB502626A - Attachment for animals to carry an inscription and safety reflectors : en
  • US2150999A - Tow and push clamp : en
  • DE673492C - Direct current control when the direct current motors are fed via a controlled rectifier with several groups of anodes that can be connected to different transformer voltage levels, especially for traction vehicles : de en
  • FR838982A - Unique control device for sterilization autoclaves : en fr
  • DE673384C - Circuit arrangement for the transmission of metering currents over the voice line during the voice connection : de en
  • US2151311A - Esters of polyglycols and their ethers and compositions containing the same : en
  • USD113923S - Design for a textile fabric or similar : en
  • US2151290A - Circulating heater : en
  • DE673377C - Zipper : de en
  • FR839021A - Improvements to mobile mechanical lifts for their application to the assembly, repair and operation of airplanes : en fr
  • DE673483C - Cutting device for cutting machines u. like : de en
  • AT155813B - Rubber thread and process for their manufacture. : de en
  • FR839075A - Chlorination process for chromite ores : en fr
  • AT155814B - Process for the production of viscous to elastic sulfur-containing condensation products. : de en
  • CA380201A - Condensation product : en fr
  • USD113861S - Design fob a velocipede frame : en
  • US2150961A - Tanning : en
  • US2151068A - Dish rack : en
  • US2151567A - Electrodes for arc discharge valves : en
  • USD113858S - Design for a bottle : en
  • CA380239A - Dyestuff fixing process : en fr
  • AU94438A - Improvements in or relating to remote control systems : en
  • CA380293A - Engine piston : en fr
  • US2151133A - Piano-mandolin : en
  • US2151258A - Nut and like machine element and method of making : en
  • US2151639A - Ignition control for motor vehicles : en
  • US2151509A - Method of making lenses : en
  • USD113879S - Design for an airship : en
  • USD113957S - Design for a textile fabric : en
  • AT155755B - Telecommunication cable clamp plate. : de en
  • AU111593B2 - An improved process for chromium plating iron and steel : en
  • USD113953S - Design fob a suit ensemble : en
  • AT155840B - Electric heating plate. : de en
  • US2151505A - End grain wood flooring : en
  • US2151178A - Control system : en
  • DE673281C - Circuit arrangement for the transmission of current surges in telephone systems : de en
  • FR838950A - Stove suitable for air heating : en fr
  • US2151337A - Musical instrument : en
  • US2150988A - Climber for skis : en
  • US2150996A - Double ignition system for internal combustion engines : en
  • US2151097A - Means and method for cooling vehicle bodies : en
  • US2151648A - Temperature measuring device : en
  • AU106879B2 - Improvements in and relating to processes for operating internal combustion engines : en
  • AT155793B - Process to avoid zinc staining when cooking laundry in galvanized vessels. : de en
  • CA380208A - Train describer system : en fr
  • US2151454A - Carrier transmission : en
  • GB502545A - Improvements in or relating to telephone systems : en
  • GB502869A - Travelling toy with electric drive or electric steering : en
  • US2151670A - Polishing machine : en
  • DE673566C - Self-igniting, air-compressing internal combustion engine : de en
  • DE673439C - Method for breeding bacteria suitable for an auto-mix vaccine : de en
  • DK55960C - Electric Vulcanizer. : da en
  • DE673524C - Manufacture of cement, in particular glazing and sealing cement : de en
  • FR49371E - Method for heating rail vehicles and the like : en fr
  • CA380272A - Upholstery padding : en fr
  • CA380265A - Dry cell and terminal : en fr
  • US2150913A - Shell filling and closing machine : en
  • DK55959C - Stove with built-in Boiler. : da en
  • GB502552A - Improvements in or relating to coin-actuating vending machines for ice-cream or the like : en
  • CA380160A - Cellulosic composition : en fr
  • AU234438A - Improvements in electric cables : en
  • DE673591C - Sliding door for cold rooms and refrigerators with doors mounted on running rails : de en
  • CA380284A - Cooked fowl holding device : en fr
  • CA380296A - Pulp stock agitating apparatus : en fr
  • AT155765B - Flat speaker built into a baffle. : de en
  • AU167538A - Improvements in or relating tothe manufacture of explosive compositions or blasting charges : en
  • US2151600A - Display apparatus : en
  • AT155826B - Method and device for converting end bearings with upholstery lubrication for rail vehicles into those with mechanical lubrication device. : de en
  • US2151247A - Horse-collar pad : en
  • US2151576A - Grid-controlled mercury arc discharge device or rectifier : en
  • US2151212A - Process for the manufacture of polysulphide plastics : en
  • DE673271C - Device for adjusting the ignition point on magnetic ignition devices : de en
  • US2151608A - Shingle staining machine : en
  • CA380269A - Paper clip : en fr
  • DE673448C - Gas turbine system with constant pressure combustion : de en
  • GB502506A - Improvements in or relating to circuits for operating high-pressure mercury vapour lamps : en
  • AU106866B2 - Method of and apparatus forthe reduction of iron ores orthe like : en
  • CA380164A - Multiplex telegraph receiver : en fr
  • US2151141A - Game device : en
  • US2151189A - Variable speed transmission mechanism : en
  • AT155817B - Device for producing a tobacco fleece. : de en
  • DE673445C - Method and device for holding several components together : de en
  • DK55945C - Ironing Table for Ironing Shirts. : da en
  • US2150932A - Method of and means for producing stereoscopic photographs : en
  • US2151347A - Rotary drill bit : en
  • US2151569A - Speed governor : en
  • CA380280A - Elastic strand production : en fr
  • FR838995A - Process for the separation of crude oil emulsions : en fr
  • US2151125A - Boiler feeding apparatus : en
  • AU106891B2 - Improvements in double-barrelled firearms : en
  • AT155834B - Disc wheel. : de en
  • DE673569C - Flexible shoulder bracket for show devices : de en
  • US2151101A - Method of treating ingredients of a chewing gum base and the like : en
  • US2151405A - Tine for deep juice grooves : en
  • USD113864S - Design for a flashlight : en
  • USD113917S - Design fob a dress : en
  • USD113882S - Design fob a spectacle frame : en
  • US2150954A - Mineral dye and method of making same : en
  • US2151135A - Ladder platform : en
  • US2151052A - Self-closing gate : en
  • US2151502A - Garment hanger : en
  • USD113829S - Design fob a knife : en
  • DK55964C - Centrifugal pump with axially displaceable shaft. : da en
  • FR839034A - New methods and devices for mitigating the effects of side impacts in rail vehicles : en fr
  • GB502816A - Improvements in the manufacture of bobbins : en
  • GB502730A - Improvements in the manufacture and production of polymerisation products : en
  • AT155799B - Process for the preparation of l-ascorbic acid. : de en
  • CA380292A - Brooch : en fr
  • US2151358A - Heat recuperating wall structure for furnaces : en
  • US2151528A - Valve stem grinder : en
  • US2151622A - Cigar lighter : en
  • FR838949A - Respiratory System Improvements : en fr
  • DE673339C - Firebox for tiled stoves : de en
  • DE673277C - Process for the production of a concentrated Kuecken provitamin D preparation from a sterling mixture : de en
  • GB502954A - Improvements in and relating to the treatment of maize for the recovery of starch and related products : en
  • FR838911A - Fuel valve for internal combustion engines : en fr
  • FR838971A - Improvement in tuned oscillating circuits in order to allow modification of the attenuation without affecting the tuning : en fr
  • US2151150A - Clutch mechanism : en
  • US2151326A - Oscillating fan : en
  • USD113950S - Design for a dress : en
  • US2151496A - Luminescent discharge lamp and coating therefor : en
  • DE673431C - Multi-sided windable bar : de en
  • DE670561C - Station scale for radio receivers u. like : de en
  • DE673475C - Process for the production of viscose structures : de en
  • GB502695A - Improved piston rings for internal combustion engines : en
  • US2151181A - Vehicle coupling : en
  • US2151236A - Illuminated screen : en
  • US2151543A - Acid wool dyestuff : en
  • GB502729A - Method of and means for opening, cleaning and feeding kapok or other staple fibres : en
  • DE673407C - Circuit arrangement for connection counting in telex switching systems with dialer operation : de en
  • FR49382E - Automatic method of measuring and controlling a linear dimension of a part, particularly applicable to parts being rolled and apparatus for carrying out said process : en fr
  • GB502595A - Improvements relating to telephonic loud-speaker systems : en
  • DE673396C - Electromagnetic method and electromagnetic device for counting or sorting objects made of non-magnetizable materials : de en
  • US2150895A - Shoe : en
  • US2151338A - Lifting and lowering mechanism : en
  • USRE21032E - Method of processing : en
  • AU106868B2 - Improvements in vibrating screens : en
  • DE673306C - Device for regrinding double-edged safety razor blades : de en
  • DE673456C - Footwear with special mobility and lasts for its production : de en
  • FR839010A - Method and device for determining the advance of movement of pieces of fabric at the time of their introduction into drying machines : en fr
  • FR838993A - Process for degreasing non-absorbent objects, of metal or the like, using volatile solvents : en fr
  • GB502709A - An improved sprocket wheel for extensible roller chains : en
  • GB502554A - Shut-off valves : en
  • DE673603C - Process for dry gasification of calcium carbide : de en
  • AT155831B - Switchboard, in particular for motor vehicles. : de en
  • AU107838A - Improvements in or relating to electric power cables : en
  • DE673529C - Device for automatic unloading of bottles from the conveyor chains of bottle washing machines : de en
  • FR49426E - Improvements made to coin dispensing devices : en fr
  • GB502856A - Improvements in the manufacture of papers having a high wet strength : en
  • GB502956A - Improvements in and relating to the treatment of maize for the recovery of starch and related products : en
  • FR839092A - Device designed to pass ions through living organisms : en fr
  • GB502631A - Improvements in or relating to handles for mattresses : en
  • DE673495C - Arc welding electrode with a core made of iron or steel and a cover made of slag-forming substances and more than 4% carbon-like substances : de en
  • FR49432E - Combi cooker with coal, wood, coke and gas : en fr
  • FR839061A - Petroleum and petroleum derivatives treatment and synthetic petroleum manufacturing processes : en fr
  • FR839073A - Self-adjusting propeller, especially air : en fr
  • GB502795A - Fluid-controlling valves : en
  • DE673461C - Turbine rotor : de en
  • FR838975A - Calculator : en fr
  • CA380224A - Optical isomer production : en fr
  • CA380297A - Pulp stock agitating apparatus : en fr
  • GB502760A - Improvements in ships' screw propellers having blades rotatable for pitch adjustment : en
  • FR838953A - Improvements to automatic molding presses : en fr
  • US2151142A - Chlorinator : en
  • US2150972A - Foot-actuated throttle device : en
  • US2151291A - Machine tool : en
  • US2151394A - Boat's drydock : en
  • US2151423A - Internal combustion engine : en
  • US2150923A - Method of catalysis : en
  • DE673302C - Closure device for parachute packaging bags : de en
  • US2151666A - Crankshaft grinding machine : en
  • DE673388C - Process for the production of Kuepen dyes of the anthraquinone series : de en
  • USD113843S - Design fob a bandeau or similar : en
  • GB502737A - Improvements in or relating to the production of aliphatic amines : en
  • GB502731A - Air cooling of internal combustion engines : en
  • GB502598A - Improvements in and relating to barriers such as breakwaters, piers, jetties, wave-breakers and similar structures having substantially vertical walls : en
  • US2151132A - Change speed gear : en
  • US2151458A - Traction fixation appliance for facial bones : en
  • CA380275A - Friction transmission mechanism : en fr
  • US2151276A - Handle for cooking utensils : en
  • US2151402A - Air compressor : en
  • DE673545C - Multiphase scatter transformer made up of single-phase transformers : de en
  • DE673550C - Automatic closure for body cavity devices : de en
  • US2151375A - Bedsheet : en
  • AT155756B - Multipole connector for telecommunication lines, cables and switchgear or the like. : de en
  • FR838943A - Collection device for coin telephones, in particular table phones : en fr
  • GB502679A - Drink vending machine : en
  • DE673389C - Process for the production of anthraquinone pellets : de en
  • FR839086A - Dyeing and printing of textile products : en fr
  • GB502580A - Improvements relating to electrically heated steam generating apparatus : en
  • FR49364E - Flame retardant insoluble in water : en fr
  • US2151047A - Piperidine compound : en
  • US2151277A - Highway marker : en
  • GB502774A - Process for increasing the stability to light of artificial silk, artificial threadsor other artificial objects of regenerated cellulose or unplastified cellulose derivatives : en
  • FR838952A - Process for treating liquids : en fr
  • DE673441C - Powder pillow with a handle for freshening up leather and fabric shoes : de en
  • GB502725A - Improvements in or relating to the manufacture of acetaldehyde : en
  • DK55952C - Metal vapor discharge pipe. : da en
  • DE673356C - Control device for direction indicators of bicycles and motorcycles : de en
  • GB502741A - An improved spectacles frame : en
  • GB502855A - Improvements in the manufacture of papers having a high wet strength : en
  • DE673608C - Lighting device for microscopes : de en
  • FR49410E - Chair convertible into chaise-longue : en fr
  • GB502640A - Improvements in head-stocks for machine tools, particularly grinding machines : en
  • US2151616A - Liner puller : en
  • GB502955A - Improvements in and relating to the treatment of maize for the recovery of starch and related products : en
  • AT155811B - Process for the continuous production of ready-to-use polyvinyl chloride. : de en
  • US2151013A - Shield for garment hangers : en
  • CA380184A - Electric fuse : en fr
  • GB502564A - Improvements in combined propelling and steering device for screw-propelled ships : en
  • US2151246A - Forming machine : en
  • AT155785B - Device for feeding the zipper links to the clamping machine. : de en
  • US2150990A - Carbon lamp : en
  • US2151159A - Vertical drop-out fuse : en
  • CA380189A - Battery charging regulator : en fr
  • AU106875B2 - Improvements in or relating tothe manufacture of derivatives of pregnene-dione : en
  • AU257338A - Wear-resistant plating : en
  • CA380243A - Package sealing apparatus : en fr
  • US2151022A - Process for the manufacture of alkali metal fluorides and hydroxides : en
  • US2151081A - Multiplex receiving system : en
  • US2151105A - Electric grill : en
  • US2151198A - Hydraulic brake : en
  • US2151018A - Shoe bottom construction : en
  • AU106865B2 - Art of increasing the palatability of flesh : en
  • DE673278C - Hardening of tool blades : de en
  • US2151012A - Garment hanger : en
  • US2151596A - Valve : en
  • US2151379A - Tool holder : en
  • AU397738A - Improvements in film feeding mechanisms for photographic : en
  • US2151570A - Control system : en
  • GB502652A - A device for feeding sheets to printing machines and the like : en
  • FR49388E - Process for coating interior surfaces of pipes : en fr
  • FR49379E - Devices sensitive to the direction of propagation of electromagnetic waves : en fr
  • AU106908B2 - Improvements in or relating to electric power cables : en
  • AU8838A - Art of increasing the palatability of flesh : en
  • FR838970A - Improvements made to devices which supply lean gas to stationary or mobile engines : en fr
  • GB502587A - Improvements in or relating to electric heating elements : en
  • DE673267C - Device for foam generation for facilities for the clarification of waste water : de en
  • FR839071A - Apparatus for the mechanical distribution of all stamps, tickets or labels and, in particular, postage stamps : en fr
  • GB502714A - Improvements in or relating to coin controlled machines : en
  • FR839048A - Non-flammable plastic material and its method of obtaining : en fr
  • GB502868A - Improvements in protective coverings for electric cables : en
  • GB502591A - Improvements relating to starting devices for internal combustion engines : en
  • USD113908S - Design fob a dress : en
  • FR49434E - High-frequency cable, insulated with air gaps, with spacers wound in open helices around the conductor (s) : en fr
  • US2151560A - Electric valve converting system : en
  • FR49439E - Method for intimately fixing a low-melting point metal body to a hardly fusible metal body : en fr
  • US2151151A - Automatic gear transmission : en
  • US2151486A - Package : en
  • FR49445E - Sandals improvements : en fr
  • GB502732A - Shutters for cowlings of aircraft : en
  • DE670141C - Process for the separation of lead and zinc oxides : de en
  • DE673659C - Device for compensating for feed fluctuations in a slide of machine tools driven by a lead screw spindle, in particular in turning jaws and grinding machines, for the production of threaded sockets : de en
  • USD113860S - Design fob a surfacing machine : en
  • DE673295C - Device for resealing used and cut sheet metal cans : de en
  • GB502562A - Improvements in radio receiving circuits : en
  • US2151354A - Washing and drying apparatus : en
  • DE673350C - Hydraulic fluid drive for moving slides to hold tools or workpieces, preferably for turning benches : de en
  • FR49380E - Foot pedal for railway tracks : en fr
  • DE673343C - Surface and thickness planer for woodworking with a swiveling tool spindle arranged on the thickness planer table : de en
  • US2150936A - Aqueous heat transfer liquid : en
  • US2151117A - Tool lift for cultivators : en
  • US2151237A - System of motor control : en
  • USD113924S - Design fob a radio set : en
  • GB502772A - Improvements in and relating to the drying of sludges and the like : en
  • US2151174A - Control system : en
  • FR838989A - Vehicle headlight comprising a hollow reflector pivoting about an axis : en fr
  • DE673595C - Process for the heat treatment of centrifugally cast pipes : de en
  • GB502749A - Improvements in connection with photo-copying or reproducing machines : en
  • GB502717A - Improvements in and relating to safety valves for steam boilers and the like : en
  • GB502783A - Improvements in or relating to capacity potential dividers : en
  • CA380177A - Thermal release device : en fr
  • US2151455A - Lathe chuck : en
  • USD113916S - Design fob a dress : en
  • USD113955S - Design for a textile fabric : en
  • GB502500A - Improved electromagnetic measuring device : en
  • GB502872A - A new or improved toggle-joint device for use in presses and machines or devices employed for forging, moulding, forming or the like : en
  • FR49384E - New dyestuffs which can be used in particular as photographic sensitizers and their preparation processes : en fr
  • GB502867A - Improvements in or relating to portable gas heaters : en
  • IS283A7 - A method for producing by artificial digestion healthy and easily digestible feed products from raw materials that contain egg whites and fats. : en is
  • US2151015A - Machine for making egg box fillers : en
  • FR838956A - Air cooling for engines, in particular for motor vehicles with horizontal cylinders arranged on both sides of the crankcase : en fr
  • DE673458C - Process for the production of cigar wrappers and insert transfer device : de en
  • FR839063A - Exhaust silencer improvements : en fr
  • FR838967A - Screw Thread Milling Machine : en fr
  • US2150955A - Internal combustion engine : en
  • US2151113A - Lock : en
  • US2151629A - Machine for recording and reproducing sound magnetically : en
  • US2151143A - Control means for chlorinators : en
  • US2151645A - Method and means for deaerating and irradiating liquid food products : en
  • AU98738A - An improved pouring funnel for milk cans andthe like : en
  • DE673509C - Two-stroke internal combustion engine : de en
  • DE673318C - Balancing and compensation device for a three-phase network in which a single-phase power consumer is connected to two phases : de en
  • GB502671A - Improvements in and relating to method of and apparatus for making can or like container bodies of sheet material : en
  • FR49378E - Improvements to vehicle night signaling : en fr
  • FR838921A - ice balancer : en fr
  • US2151193A - Dry cell battery unit : en
  • GB502496A - Pipe joints : en
  • US2151229A - Sectionalized vehicle body : en
  • US2151215A - Aircraft sustaining rotor : en
  • FR839083A - Improvements to hydroelectric steering gear and other hydraulic devices : en fr
  • DE673580C - Surge transmitters, especially for self-connecting telephone systems : de en
  • DE673547C - Process for the production of flexible, highly insulated and controllable measuring resistors : de en
  • US2151392A - Apparatus for the transportation of molten materials : en
  • US2151565A - Refrigerating machine : en
  • GB502670A - Manufacture of compositions from nitrocellulose and polyvinyl acetals : en
  • US2151124A - Combined range finder and view finder : en
  • DE673300C - Compensation device for horizontally arranged control surfaces : de en
  • DE673362C - Tobacco feeding device for cigar machines : de en
  • US2151529A - Countercurrent treatment of hydrocarbon oil : en
  • US2150973A - Trimmer condenser : en
  • US2151286A - Low shoe : en
  • US2151331A - Process for making insoluble anhydrite : en
  • USD113856S - Design fob a serving flatter or : en
  • AT155820B - Knife for meat cutter. : de en
  • US2151446A - Electrical cigar lighter : en
  • US2151462A - Sleeping robe : en
  • US2151619A - Process for obtaining pure paraffin : en
  • CA380242A - Metal brightening method : en fr
  • FR49431E - Chromatable dyes of the triarylmethane series and process for the preparation thereof : en fr
  • DE673294C - Process for gas fusion welding and soldering : de en
  • DE673510C - Downdraft carburetor for internal combustion engines : de en
  • DE673544C - Box-shaped counter or distribution board for electrical house networks or the like. : de en
  • US2151453A - Means for forming, transmitting, and decoding secret messages : en
  • DK55954C - Diathermy Electrode with Liquid Thermometer. : da en
  • FR49404E - Standardized spacer ring for removable rims : en fr
  • US2151493A - Valve control unit : en
  • US2151024A - Permanent wave pad : en
  • US2151217A - Metal mixture : en
  • US2151597A - Installation of structural glass : en
  • US2151073A - Sheet separator : en
  • US2151355A - Electromagnetic motor : en
  • US2151573A - Synthetic resin magnifying glass : en
  • USRE21034E - Means fob : en
  • AT155777B - Single-base electric discharge lamp with a lamp vessel made of quartz, in particular a high-pressure mercury vapor lamp. : de en
  • US2151116A - Match holder : en
  • US2151625A - Variable resistor : en
  • US2151646A - Subsurface speed-up drilling mechanism : en
  • US2150949A - Metal spray apparatus : en
  • AT155804B - Process for the production of diamino alcohols. : de en
  • AU196038A - Improvements in and relating to processes for operating internal combustion engines : en
  • AU97938A - Improvements in or relating to mechanical drive arrangements suitable for electrical tuning apparatus : en
  • AT155753B - Insulating materials for electrotechnical purposes. : de en
  • US2151351A - Waterproof spat : en
  • US2151062A - Reconditioning car journals : en
  • US2151506A - Automatic frequency control circuit : en
  • USD113848S - Design fob a christmas tree : en
  • GB502740A - Improvements in sound reproducing systems : en
  • GB502822A - Improved process for producing compactly sintered ceramic masses : en
  • GB502612A - Stoker control : en
  • GB502759A - Improvements in or relating to gas expanded rubber substitutes and methods of producing the same : en
  • GB502820A - Methods of and means for the multiplication of two or more factors or quantities : en
  • CA380246A - Steam engine valve : en fr
  • US2151243A - Propeller blade : en
  • US2151333A - Changeable exhibitor : en
  • GB502505A - Improvements in or relating to excavators : en
  • DE673282C - Portable self-connecting telephone station with a device that allows a certain number of calls to be made : de en
  • US2151032A - Joint and method of making same : en
  • US2151085A - Needle weaving loom : en
  • USD113866S - Design for a spoon or other article : en
  • DE673319C - Adhesive for lacquered cellulose hydrate films : de en
  • US2151074A - Valve actuator : en
  • CA380260A - Sewing machine needle threading device : en fr
  • US2151535A - Cooking utensil : en
  • US2151562A - Control mechanism for water heaters and the like : en
  • US2151651A - Stabilized rotenone compositions : en
  • USD113949S - Design fob a dress ensemble : en
  • US2151369A - N-cyclopentylamides of carboxylic acids : en
  • US2150934A - Hot strip coiler : en
  • US2151252A - Alkyl halides containing a quaternary carbon atom : en
  • FR839072A - Process for treating by absorption or adsorption gases containing hydrocarbons accompanied by constituents liable to polymerize or resinify : en fr
  • AU106873B2 - Improvements in or relating to radio and like transmitters : en
  • CA380158A - Combustion control system : en fr
  • AT155766B - Airspace-insulated electrical cables, in particular high-frequency cables. : de en
  • US2150980A - Electron discharge device : en
  • DE673480C - Edging device for roll bars : de en
  • US2151452A - Means for forming and decoding secret messages : en
  • US2151249A - Gasoline tank cap operator : en
  • USD113857S - Design for a jewelry box : en
  • US2151066A - Article for structural and other purposes : en
  • US2151324A - Freewheel hub with coaster brake : en
  • DE673414C - Electric sound box : de en
  • US2151021A - Electric organ : en
  • US2151131A - Casting apparatus : en
  • US2151226A - Attachment plug : en
  • US2151367A - Justifying spaceband : en
  • US2151030A - Game and playing piece therefor : en
  • US2151187A - Electric photometer : en
  • US2151011A - Garment hanger cover : en
  • DE673579C - Process for the production of low-carbon and low-silicon iron alloys : de en
  • DE672451C - Adding machine : de en
  • DE673426C - Device on immersion bell insulators or solid insulators that work with an insulating fluid for introducing high voltage, in particular into electrostatic precipitators : de en
  • DE673605C - Molding sand mixer : de en
  • USRE21033E - Refrigerator : en
  • US2150943A - Method of making creamery products : en
  • FR839013A - Multiplier machine : en fr
  • GB502542A - Improvements in reacting carbon monoxide with hydrogen : en
  • GB502655A - Improvements in or relating to electric heating plates : en
  • US2151425A - Mop : en
  • GB502568A - Improvements in supply systems for loads capable of regenerative operation : en
  • GB502776A - Improvements in or relating to devices for supporting exhaust pipes and mufflers on motor vehicle frames : en
  • GB502603A - Improvements in and relating to electric discharge lamps : en
  • GB502860A - Preparation of amino hydroxy derivatives of diarylmethanes : en
  • US2151009A - Locomotive boiler firebox : en
  • GB502718A - A new tanning material and process for the manufacture thereof : en
  • US2151262A - bradley : en
  • USD113854S - Design for an electric razor : en
  • CA380304A - Crinkled staple fibre manufacture : en fr
  • DE673562C - Method and device for determining the water loss occurring on water pipelines and their taps if there are leaks in them : de en
  • GB502507A - Improvements relating to dragline excavating : en
  • DE673368C - Device for drying printed sheets of paper, in particular copperplate prints : de en
  • DE673600C - Starting device for synchronous motors : de en
  • AU106892B2 - Improvements in or relating to gaseous discharge tube electrical oscillation generators adapted to generate substantially sawtooth waves : en
  • GB502584A - Improvements in or relating to carrier telephony systems : en
  • IE15642L - Tempering glass sheets : en
  • US2151480A - Automatic knife blade grinding machine : en
  • GB503011A - Improvements in or relating to the purification of water for consumption and of waste water : en
  • FR839045A - Advanced Fluid Control Relay : en fr
  • GB502687A - An indicating or signalling device for use on passenger-carrying vehicles : en
  • FR838913A - Electrically operated shut-off device for high speed cabling machine : en fr
  • US2150901A - Rustless iron : en
  • US2150897A - Railroad car construction : en
  • US2151120A - Automatic fading control circuit : en
  • USD113902S - Design fob a card table cover : en
  • US2150928A - Manufacture of thread or the like : en
  • US2151118A - Termination for dielectric guides : en
  • US2151352A - Display package carrier for dispensers : en
  • US2151383A - Closure : en
  • DE673620C - Light signaling device on vehicles controlled by the automatic switch from machine to battery operation : de en
  • US2150942A - Torque transmitting universal joint : en
  • US2151261A - Recovering metal values : en
  • USD113911S - Design for a textile fabric : en
  • US2151344A - Means for applying adhesives : en
  • FR49419E - Substituted anthraquinones, aroyl-benzoic acids corresponding thereto and process for the preparation of these products : en fr
  • FR838930A - Electrical conductor with yarn or glass silk insulation : en fr
  • GB502905A - Improvements in or relating to laminated safety glass : en
  • FR839062A - Process for the preparation of substituted cyclopentanediones : en fr
  • US2151339A - Process of making calcium sulphate : en
  • US2151490A - Portable turkish or russian steam bath : en
  • CA380252A - Boiler tube plug : en fr
  • FR838951A - Cooling grinding cylinder for roller mills : en fr
  • FR49357E - Improvements in the manufacture of rubberized articles by spraying latex : en fr
  • US2151303A - Display machinery : en
  • US2151631A - Optical interferometer : en
  • GB502523A - The manufacture of new azodyestuffs : en
  • DE673455C - Barrel tap : de en
  • DE673530C - Device for loading railway wagons, buckets or the like with briquettes : de en
  • AT155839B - Non-exploding filling floor. : de en
  • USD113863S - Design for a heater casing : en
  • AT155850B - Process for making records. : de en
  • FR839082A - Propeller control device for aircraft engines : en fr
  • US2151602A - X-ray apparatus : en
  • US2151165A - Process of treating carbon or carbonaceous compounds : en
  • US2151275A - Radio station center tuning control : en
  • US2151417A - Power driving mechanism : en
  • USD113935S - Design fob a coat : en
  • US2151513A - Sulphur dyes : en
  • AT155807B - Process for the catalytic conversion of oxides of carbon into higher hydrocarbons by means of hydrogen. : de en
  • DE673555C - Letter slot sign : de en
  • DE673421C - Process for the manufacture of embossing rolls for lenticular lenticular films : de en
  • DE673493C - Control device for the gradual switching on and off of switching mechanisms, especially in electric vehicles with multiple switching : de en
  • USD113851S - Design for a shoe sole : en
  • US2151140A - Heating unit : en
  • US2151227A - Nasal insert : en
  • US2151626A - Switch handle : en
  • US2151008A - Fluid pressure brake : en
  • CA380174A - Circuit control device : en fr
  • DE673503C - Process for the manufacture of rubber conversion products : de en
  • US2151087A - Heat exchange apparatus : en
  • CA380227A - Saw tooth : en fr
  • DE673623C - Anti-skid chain with grippers connected to one another by side chains and articulated lever turnbuckles connected to the side chains : de en
  • US2151621A - Garment hanger : en
  • USD113938S - Design for a necklace : en
  • AU106849B2 - High-frequency coupling device : en
  • CA380186A - Electric discharge device control : en fr
  • DE673358C - Process for changing the tread by changing the pressure in the hollow tire : de en
  • GB502553A - Improvements in metallothermy, and new process for obtaining metals the oxides or ores of which have a heat of formation inferior to the heat of formation of alumina : en
  • US2151221A - Paneled wall structure : en
  • GB502656A - Improvements in or relating to sheet feeding apparatus : en
  • GB502692A - Improvements in or relating to telegraph systems for reproducing statistical data on record cards : en
  • GB502801A - Method of protecting buildings, or parts thereof, against attack by plants, particularly the roots thereof : en
  • AU485037A - Improvements in double-barrelled firearms : en
  • DE673537C - Paddle wheel arrangement for centrifugal machines : de en
  • DE673594C - Process for transferring liquefied gases : de en
  • GB502601A - Improvements in or relating to curtain heading tape : en
  • DK55946C - Process for the preparation of disubstituted carbamic acid esters. : da en
  • GB502492A - Method and apparatus for straightening pipes, rods and bars of any profile : en
  • DE673293C - Solder wire holder in coil form : de en
  • DE673552C - Carpet beating machine : de en
  • US2151167A - Process of treating colloidal hydrocarbons : en
  • US2151230A - Marking machine : en
  • US2151055A - Three-dimension picture device : en
  • US2151406A - Automatic sub- and grand-totaling mechanism : en
  • FR839057A - Method and device for converting colloidal bodies or masses into powder or granular form : en fr
  • GB502719A - An improvements in or relating to button fastenings : en
  • USD113845S - Design fob a pump : en
  • USD113900S - Design for a cash register : en
  • DE673599C - Device for current and voltage-dependent control of power converters : de en
  • DE673601C - Double-fed synchronous induction machine : de en
  • DE673637C - Magnetic clamping plate for machine tools, especially grinding machines : de en
  • GB502676A - Manufacture of a diterpene : en
  • GB502684A - Improvements in baths : en
  • GB502810A - Improvements in or relating to bricks, building-blocks, slabs, tiles or the like : en
  • DE673578C - Ski pole handle : de en
  • US2151272A - Signal system : en
  • FR838946A - Acetophenones and alkylated benzene carboxylic acids in the nucleus and process for the preparation thereof : en fr
  • GB502667A - Improvements in and relating to typographical slug casting machines : en
  • GB502727A - Improvements in and relating to the charging of internal combustion engines : en
  • GB502781A - Improvements in or relating to vacuum cleaners : en
  • AT155801B - Process for the production of a leather-like product. : de en
  • CA380267A - Subdrainage pipe : en fr
  • CA380219A - Reaction chamber temperature controlling apparatus : en fr
  • DK55965C - Self-supporting car body. : da en
  • GB502561A - Universal panoramic telescope : en
  • AT155844B - Standing and moving image projectors. : de en
  • FR838912A - Fuel valve for internal combustion engines : en fr
  • AT155796B - Process for matting textiles. : de en
  • FR49368E - Improvements in support means of vibrating mechanical elements such as piezoelectric elements : en fr
  • US2151304A - Nail extractor : en
  • US2151317A - Clock system : en
  • US2150947A - Washing apparatus : en
  • US2150981A - Timpano adjuster : en
  • US2151001A - Liquid fuel control for burners : en
  • USD113870S - Design fob a radio or phonograph : en
  • US2150974A - Camera : en
  • USD113852S - Design for a beach chair : en
  • DE673412C - Flat knitting machine with a lock slide suspended above the needle beds : de en
  • FR49355E - Electro-thermal defroster : en fr
  • US2151163A - Method of and apparatus for pulling synchronous machines into step : en
  • US2151534A - Multiple turn position indicator : en
  • US2151669A - Grinding machine : en
  • AU106884B2 - Improvements in film feeding mechanisms for photographic : en
  • DE673391C - Gas generator for vehicles in which the fuel supply is on the side of the fire basket : de en
  • DE673593C - Process for filling flammable liquefied gases : de en
  • DE673499C - Drip insert for liquid container : de en
  • AU107938A - Improvements in or relating to electric power cables : en
  • CA380282A - Wheel disc and cap : en fr
  • US2150985A - Bag : en
  • AT155819B - Potato harvester. : de en
  • AU106856B2 - Bearing for plough or cultivator disc shafts : en
  • CA380240A - Ether manufacture : en fr
  • DE673347C - Glasshouse : de en
  • AU106898B2 - Improvements in or relating to electrical frequency changing apparatus : en
  • DE673392C - Process for improving the properties of synthetic resins : de en
  • US2151234A - Building structure : en
  • US2151461A - Purification of methanol : en
  • DE673444C - Letter slot sign : de en
  • FR839080A - Improvements to devices intended to be used for adjusting the fire of parts for defense against aircraft : en fr
  • CA380200A - Woven wire belt : en fr
  • AT155833B - Arrangement on actuating devices in railway safety systems. : de en
  • DE673505C - Process for the production of compact metal bodies : de en
  • GB502764A - Improvements in or relating to high speed watercraft driven by propellers : en
  • CA380216A - Skinning knife : en fr
  • AU97538A - Improvements in or relating to gaseous discharge tube electrical oscillation generators adapted to generate substantially sawtooth waves : en
  • GB502706A - Improvements relating to automatic fine tuning in radio receivers : en
  • DE673666C - Device for monitoring electrical lighting systems, in particular for motor vehicles : de en
  • CA380287A - Garment hanger : en fr
  • DE673310C - Rotary pendulum for clocks and drives : de en
  • DK55958C - Mailbox layer with Nameplate. : da en
  • US2151435A - Method of making gears : en
  • US2151499A - Dextrose solution : en
  • DE673417C - Freezer for immersion cooling of food and luxury foods : de en
  • FR838932A - Improvements made to automatic devices to obtain the intermittent flow of a determined quantity of a liquid, in particular to intermittent flushes : en fr
  • GB502696A - Improvements in stationary mirror rings for television scanning devices : en
  • AT155790B - Method for connecting the ends of two or more parallel pipes to form a Y-pipe with a large leg spacing in relation to the pipe diameter by forge welding using a die and punch. : de en
  • US2151628A - Chair seat : en
  • GB502668A - Improvements in or relating to apparatus for raising plants from seed : en
  • FR838997A - Improvements to mechanical razors and trimmers : en fr
  • GB502753A - Combined table and portable bookrack : en
  • FR839088A - Electric miner's lamp, powered by compressed air : en fr
  • GB502657A - Improvements in material for the construction and surfacing of roads, footpaths, playgrounds and the like : en
  • AT155829B - Gap sealing on an impeller. : de en
  • USD113844S - Design for a comb ob similar article : en
  • US2151027A - Wire stretcher and splicer : en
  • FR838929A - Measuring device with completely protected distribution elements : en fr
  • US2151092A - Electric cable system : en
  • DE673638C - Compressed air accumulator for the operation of hydraulic presses : de en
  • CA380241A - Alkyl sulphate preparation : en fr
  • DE673390C - Coating agent : de en
  • DE673671C - Process for the production of high-quality permanent magnet alloys based on iron-nickel-aluminum : de en
  • US2151541A - Thermostatic device : en
  • FR839035A - Adjustable sharpener : en fr
  • FR49447E - Method for determining the position of a station using a rotating wireless beacon : en fr
  • GB502489A - Improvements in and relating to processes and apparatus for drying textile materials : en
  • DE673436C - Container with facility for irradiating its contents with radium : de en
  • GB502606A - Improved method of manufacture of hollow tubular articles : en
  • US2151175A - Ore dressing : en
  • USD113832S - Design fob a divan : en
  • USD113868S - Design for a girdle : en
  • USD113915S - Design for a dress : en
  • USD113892S - Design fob a mask fob a typewriting : en
  • FR49386E - Mosquito protection device and its manufacturing process : en fr
  • GB502547A - Improvements in or relating to the manufacture of welded tubes : en
  • DE673596C - Call switching for tone-frequency calls in communication systems : de en
  • FR49392E - Rotary thread guide for winding the thread in textile machines : en fr
  • GB502784A - Improvements in and relating to waste disposal apparatus : en
  • GB502899A - Improvements in or relating to devices for obtaining substantially constant direct or alternating currents : en
  • US2151302A - Tin alloy : en
  • US2151421A - Compound jack : en
  • USPP319P - Carnation : en
  • US2151561A - Dynamo-electric machine : en
  • US2150908A - Stoker : en
  • US2151416A - Perforation cleaner : en
  • USD113831S - Design for a combined lamp and air : en
  • US2151361A - Splice bar : en
  • US2150892A - Method of lasting shoes : en
  • US2151550A - Motor control system : en
  • US2151605A - Expansion joint foe plastic wall : en
  • US2150910A - Pulp article and method of manufacture : en
  • US2151537A - Shingle : en
  • CA380261A - Vacuum tenaculum : en fr
  • US2151014A - Safety device for vehicles : en
  • US2151248A - High-pressure gas process : en
  • US2151329A - Catalyst for the preparation of methane from carbon monoxide and hydrogen : en
  • US2151411A - Plate inking device and method : en
  • US2151510A - Radiator drier : en
  • US2151663A - Apparatus for stabilizing sprung bodies : en
  • FR49427E - Cathode ray exploration process : en fr
  • US2151468A - Building block : en
  • DE673383C - Circuit arrangement for telephone systems for monitoring connections in exchanges : de en
  • DE673418C - Rotary handle for motorcycles or the like. : de en
  • FR838916A - Process for preparing ketones and their enol derivatives : en fr
  • FR838966A - Electric accessory : en fr
  • GB502576A - Improvements in or relating to electric furnaces : en
  • GB502898A - Improvements in abrading or polishing machines : en
  • US2151192A - Flower and candle holder : en
  • US2151328A - Apparatus for breaking material : en
  • US2151155A - Spring cushion unit : en
  • US2151186A - Tire fabric : en
  • US2151220A - Building covering material : en
  • US2151390A - Intaglio web printing machine : en
  • AU529437A - Improvements in or relating to electrical frequency changing apparatus : en
  • US2151384A - Interlocking wall unit and wall : en
  • US2151503A - Display package : en
  • AU324338A - Improvements in and relating to ore concentrators : en
  • CA380299A - Brake shoe and hanger : en fr
  • US2151418A - Powder applicator : en
  • AT155845B - Multi-platter record player and record. : de en
  • AU106894B2 - Method of and machine forthe manufacture of corrugated metal strip : en
  • AT155770B - Circuit breakers or circuit breakers, in particular pressurized gas switches. : de en
  • AT155823B - Resilient mounting of the ends of leaf springs. : de en
  • CA380238A - Glycol preparation from oxides of olefines : en fr
  • US2150971A - Folding umbrella : en
  • AT155778B - Extruded pipe, in particular lead cable jacket and device for its manufacture. : de en
  • DE673330C - Thick flush for deep drilling : de en
  • US2151115A - Dispensing device : en
  • DE673355C - Reflector for illuminating direction indicators, especially for bicycles and motorcycles : de en
  • FR838986A - Device for detecting errors for printing telegraph receivers : en fr
  • DE673460C - Process for the production, filling and sealing of tubes : de en
  • US2151643A - Fan : en
  • FR838948A - Manufacturing process of cathode ray tubes : en fr
  • US2151038A - Heel attaching machine : en
  • US2151494A - Restoring the stability of deteriorated smokeless powder : en
  • AU106878B2 - Sheet handling arrangement : en
  • DE673305C - Drive of the conveyor rollers in a machine for producing a ground and polished glass sheet : de en
  • DE673317C - Device for improving the dynamic characteristics of direct current generators for constant current : de en
  • DE673367C - Spiral slide : de en
  • US2151067A - Power pump unit : en
  • US2151636A - Grinding machine steady rest : en
  • AT155824B - Cushioning, in particular for motor vehicles. : de en
  • CA380203A - Internal combustion engine : en fr
  • CA380235A - Hydrocarbon distillate acid component removal : en fr
  • USD113913S - Design fob a lamp shade : en
  • US2151441A - Thermic siphon : en
  • AT155779B - Inclination scale with optical transmission of the weight display. : de en
  • DE673382C - Television process for the transmission of black and white images to which a desired color tone is assigned on the transmission side : de en
  • DE673496C - Gas cleaning device for generator gas u. like : de en
  • SE95172C1 - : sv
  • US2151218A - Diesel engine : en
  • US2151469A - Visible accordion record file : en
  • DE673652C - Process for the production of reinforced concrete lattice masts : de en
  • DK55963C - Method and Apparatus for the Manufacture of Cellulose Cellulose. : da en
  • DE673335C - Control device for radio receivers : de en
  • DE673636C - Two-stroke internal combustion engine : de en
  • DK55966C - Procedure for Backing Steel Ship Tires. : da en
  • US2151346A - Sewing machine : en
  • US2151426A - Combined match box and tray : en
  • AU106913B2 - Improvements in or relating tothe production of machine-set type composition : en
  • CA380298A - Indicia marking and packaging method : en fr
  • US2151553A - Motor control system : en
  • AT155758B - Process for the manufacture of selenium dry-plate rectifiers. : de en
  • AU106904B2 - Improvements in or relating to circuit arrangements comprising screen grid tube suitable forthe reduction of hissing or like noises : en
  • US2151374A - Manufacture of stabilized motor fuel : en
  • CA380214A - Calf carcass treatment : en fr
  • DE673393C - Process for the production of molded articles : de en
  • DE673422C - Process for decorating lacquered surfaces by displacing the pigment contained in the paint by means of a propellant liquid which concentrates the pigment : de en
  • DE673649C - Process for depilating soaked animal hides and skins : de en
  • AU106876B2 - Improvements in or relating to colour photography : en
  • CA380166A - Amplifier : en fr
  • FR839015A - Improvements to spectacle frames and the like : en fr
  • AU56138A - Control means for water heaters : en
  • AU111680B2 - Improvements relating to the manufacture of cyclohexyl- benzthiazylsuphenamides and vulcanised rubber : en
  • GB502720A - A process for the manufacture of resin-like synthetic materials : en
  • GB502742A - Process for the manufacture of polymeric carboxylic acids and their derivatives : en
  • US2151050A - Valve : en
  • US2151239A - Gearing for liquid dispensing apparatus : en
  • CA380159A - X-ray tube casing : en fr
  • US2151179A - Illuminating and safety lamp : en
  • USD113933S - Design for a coat : en
  • USD113849S - Design fob a handbag : en
  • AU208338A - Improvements in or relating tothe production of machine-set type composition : en
  • AU390538A - Improvements in or relating to automotive generating systems : en
  • US2151207A - Safety tractor hitch : en
  • US2151557A - Brake mechanism : en
  • DE673536C - Process for the preparation of compounds of azoproteins with antimony : de en
  • CA380289A - Surgical plaster-cast cutter : en fr
  • CA380199A - Electric micro-balance : en fr
  • US2151028A - Printing and punching registering apparatus : en
  • AU280238A - Improvement in envelope fastener machines : en
  • US2151182A - Handle for furniture and the like : en
  • US2151204A - Blade sharpening machine : en
  • US2151438A - Clipper : en
  • US2151266A - Apparatus for tempering glass : en
  • FR839059A - Devices for frequency reduction and multiplication : en fr
  • AT155816B - Thresher. : de en
  • US2151401A - Electric toaster : en
  • DE673403C - Overflow device on low pressure fuses : de en
  • FR839043A - Quick-release device for breathing apparatus : en fr
  • AT155825B - Motor vehicle with independently sprung, parallel or approximately parallel guided front wheels and tiltable guided rear wheels. : de en
  • AU1114866A - Electrical apparatus connecting means : en
  • AU184338A - Improvements in high-pressure mercury-vapour electric discharge lamps : en
  • CA380202A - Vehicle brake : en fr
  • AU12538A - Improvements in or relating to electron discharge tubes : en
  • DE673413C - Device for generating patterns on glass : de en
  • FR49370E - Molded material valves : en fr
  • DE673491C - Device for pulling forward or pushing conveyor wagons : de en
  • US2150957A - Bobbie pin bracket : en
  • US2151470A - Muffler : en
  • CA380276A - Puncture-proof composition : en fr
  • AT155764B - Circuit arrangement for company lines in telecommunications, in particular telephone systems. : de en
  • AT155757B - AC switch. : de en
  • AT155767B - Device for automatically keeping currents or voltages equal, preferably for measuring purposes. : de en
  • DE673333C - Aerial cable for aircraft : de en
  • US2151080A - Duplicating apparatus : en
  • US2151350A - Waterproof spat : en
  • US2151501A - Valve : en
  • US2151584A - Testing apparatus applicable mainly to parts of aircraft : en
  • US2151434A - Crib blanket : en
  • AU106859B2 - Improvements in or relating to methods and apparatus for making spring assemblies or spring fillings : en
  • CA380302A - Water flow controlling apparatus : en fr
  • DE673406C - Process for the single bath finishing of textiles with water-insoluble metal compounds : de en
  • GB503014A - Automatic prepayment delivery apparatus : en
  • FR49409E - Mechanical device operated by hand for the propulsion of boats : en fr
  • GB502769A - Process for the production of high filling gas pressures in electric incandescent lamps and discharge lamps : en
  • US2151577A - Weed cutting implement : en
  • DE673334C - Adjustment device equipped with an electromechanical drive system for coarse and fine adjustment of rotating parts : de en
  • DE673479C - Rotary feeder for compressed air delivery of bulk goods, in particular blow offset : de en
  • US2151664A - Rope fastener : en
  • US2151201A - Thermostatic control for fluid meters : en
  • US2151332A - Oscillator and frequency multiplier : en
  • US2151403A - Playground swing : en
  • CA380210A - Heat storer for gas decompositions : en fr
  • CA380301A - Centrifugal pump : en fr
  • USD113867S - Design for a bottle : en
  • US2151223A - Curtain hanger : en
  • US2151083A - Microphonic material : en
  • USD113907S - Design for an automobile radio : en
  • AT155772B - Wave filter. : de en
  • AU134938A - Improvements in or relating to colour photography : en
  • US2150929A - Method of forming protective coatings on metallic sheets : en
  • US2151110A - Beer dispensing device : en
  • US2151194A - Electrode mount : en
  • DE673423C - Vibrating sieve for sieving, especially of moist or caked goods : de en
  • FR49406E - Metal dyes and their production process : en fr
  • DE673521C - Process for the production of liquid chlorine products from high molecular weight, aliphatic hydrocarbon mixtures : de en
  • CA380185A - Conductor insulating method : en fr
  • US2151377A - Candy cutting machine : en
  • AT155794B - Antifreeze. : de en
  • CA380277A - Automobile exhaust gas storing device : en fr
  • AU106864B2 - Push-pull amplifier circuit : en
  • DE673531C - Forming device for long slotted pieces of dough : de en
  • US2151045A - Wheel mounting : en
  • AU95238A - Improvements in or relating to radio and like transmitters : en
  • US2151559A - Lightning arrester : en
  • GB502531A - Improvements in or relating to tents for administering oxygen and other gases : en
  • GB502646A - Improvements in or relating to hair curlers : en
  • GB502653A - Improvements in electric filters comprising piezo-electric crystals : en
  • US2151090A - Fluid blast nozzle : en
  • US2151196A - Means for starting portable power units : en
  • US2151548A - Decorative tubular article of pyroxylin or the like : en
  • AT155780B - Rolling mill for the production of wafer sheets. : de en
  • CA380173A - Electroresponsive device : en fr
  • CA380188A - Valve control system : en fr
  • CA380223A - Salt of cinchona alkaloids : en fr
  • CA380168A - Electric heating element : en fr
  • DE673451C - Process for the production of fungal feedstuffs from low-dry matter fluids : de en
  • FR839027A - Automatic brake control device for mining machines : en fr
  • FR839055A - Method for transferring liquefied gas under pressure and devices for applying said method : en fr
  • GB503177A - A process for the manufacture of lubricants : en
  • DE673457C - Leveling device for guns : de en
  • GB502607A - Improvements in thoracoscopes provided with an electrically heated cauter or diathermy electrode : en
  • US2151357A - Paper-making method : en
  • USD113842S - Design for a nail brush : en
  • US2151188A - Necktie : en
  • US2151305A - Measuring instrument : en
  • US2151644A - Method and means for deaerating liquid food products : en
  • DE673313C - Circuit for superimposition reception with two local vibration generators, the frequencies of which differ by the desired superimposition frequency and both are above the reception frequency range : de en
  • GB502675A - Manufacture of a cyclic hydrocarbon : en
  • FR838960A - Dual purpose pruner : en fr
  • GB502777A - Improvements in or relating to closure devices for bags and like receptacles : en
  • USD113947S - Design for a dress : en
  • GB502697A - Improvements in the production of fast dyeings : en
  • FR49438E - Patient lift bed : en fr
  • US2151465A - Shoe bag : en
  • DE673478C - Valve arrangement for single gas supply systems with gas bottles : de en
  • US2151098A - Return flow check and plug valve : en
  • US2151579A - Indicating device for indicating the level of liquid in containers : en
  • US2151589A - Container for termites : en
  • CA380180A - Expulsion fuse link : en fr
  • GB502743A - Improvements in and relating to cathode ray oscillographs : en
  • AU292738A - A process forthe destructive hydrogenation under pressure of coal : en
  • US2151270A - Plow : en
  • US2151428A - Combustion chamber : en
  • CA380204A - Fibreboard container : en fr
  • US2150976A - Threshing machine : en
  • AU117739A - Improvements in transmitting arrangements for radio direction finding systems : en
  • FR839006A - Improvements to machine speed regulators : en fr
  • GB502817A - Improvements in or relating to screening plants : en
  • US2151129A - Bottle cap : en
  • DK55967C - Procedure for the manufacture of cement or concrete articles. : da en
  • FR838987A - Cross-hole current transformer : en fr
  • US2150998A - Waxed paper packaging : en
  • FR49351E - : fr
  • GB502728A - Improvements in or relating to rock asphalt paving tiles : en
  • FR839041A - Improvements to balances with illuminated indications : en fr
  • US2150959A - Tool holder : en
  • US2151145A - Reduction of interference in electric signal transmission systems : en
  • US2151371A - Process for preparing acyl derivatives of tetralylquinol : en
  • USD113889S - Design for a coin bank : en
  • GB502733A - Improvements in or relating to sponge rubber and products manufactured therefrom : en
  • GB502517A - Manufacture of new quaternary ammonium compounds : en
  • GB502694A - Improvements in or relating to electric switch gear for alternating current circuits : en
  • FR49390E - Remote control device for fire extinguishers : en fr
  • GB502518A - Improvements in and relating to methods of insulating electric conductors : en
  • GB502588A - Gas-filled electric incandescent lamp : en
  • GB502897A - Improvements relating to electric communication cables : en
  • GB502637A - Device for the simultaneous sterilization of a nursing bottle together with its nipple : en
  • FR839031A - Filing and dispensing device, applicable in particular to the classification and distribution of discs for talking machines : en fr
  • US2151245A - Lock : en
  • US2151551A - Electric circuit interrupter : en
  • US2151545A - Composite bit : en
  • US2151661A - Pregnanolones and a method of producing the same : en
  • US2151209A - Jar opener : en
  • AT155836B - Slope elevator for winter use. : de en
  • FR49383E - : fr
  • FR838994A - Method and device for making crossed windings : en fr
  • DE1460336U - : de en
  • US2151583A - Type and method and apparatus for producing the same : en
  • DE673336C - Electrical network with four pairs of terminals, which are terminated by ohmic resistors : de en
  • US2150894A - Variable-zone leather stretching machine : en
  • US2150904A - Diaphragm cell actuator : en
  • US2150909A - Oil burner : en
  • US2151594A - Tapping machine : en
  • DE673428C - Compressor with liquid piston, especially for small refrigeration systems : de en
  • GB502763A - Hydraulic plunger driving gear for the tipping mechanism of converters, mixers, smelting ovens and the like : en
  • AU99638A - Improvements in and relating to apparatus for producing ground and polished glass strip : en
  • US2151157A - Guided electromagnetic wave transmission : en
  • US2150994A - Electrical connector : en
  • USD113853S - Design fob a fingernail bowl : en
  • US2151587A - Door handle lock : en
  • FR839056A - Optical embossed support, and method for its production : en fr
  • GB503012A - Improvements in or relating to optical prisms : en
  • GB502532A - Improvements in low capacity air-dielectric condensers : en
  • US2151388A - Floating tap, reamer, and drill holder : en
  • US2151439A - Furnace and control therefor : en
  • US2151618A - Registering device : en
  • GB502599A - Improvements in or relating to felted cellulosic fibrous materials : en
  • US2151612A - Switch : en
  • US2151638A - Recording instrument : en
  • FR49448E - Improvements in weaving mechanics for looms : en fr
  • US2151373A - Electrical generating system : en
  • US2151516A - Radiation heater : en
  • GB502745A - Improvements in the translation of movement in vehicle steering gears : en
  • CA380236A - Hydrocarbon distillate acid components removal : en fr
  • DE673563C - Arrangement of group display devices : de en
  • FR49411E - Improvements to automatic tuning devices for t.s.f. : en fr
  • GB502736A - Improvements in or relating to machines for buffing or similarly treating hides, skins, leather and like material : en
  • GB502770A - Improvements in or relating to electric blasting fuzes : en
  • US2151540A - Heat exchanger and method of making same : en
  • CA380274A - Cream preparation : en fr
  • US2151539A - Binder : en
  • DE673424C - Locking device for gas-heated roasting and baking ovens : de en
  • DE673411C - Loading and distribution device for shaft ovens, in particular gas generators : de en
  • US2151652A - Device for articles of clothing or washable undergarments : en
  • GB502722A - Improvements in or relating to electrical wave filters : en
  • US2151123A - Mixing apparatus : en
  • USD113876S - Design for a die or the like : en
  • GB502503A - A new or improved guard device for the rotating cylinders of fabric cropping machines : en
  • GB502509A - Improvements in apparatus for transmitting television and the like : en
  • DE673518C - Electroacoustic direction finder for airborne sound : de en
  • DE673404C - Method of lining the inner wall of reinforced concrete tanks : de en
  • US2151184A - Mixed paint : en
  • DE673506C - Adding machine : de en
  • FR839012A - Projectile improvements : en fr
  • FR839016A - Improvements in apparatus used to separate a gaseous fluid from the liquids it contains in suspension : en fr
  • FR49446E - Process for preparing dyes : en fr
  • GB502659A - Improvements relating to deck chairs, garden armchairs, and the like : en
  • FR839091A - Improvements to devices for driving the web of paper in machines intended for cutting and folding sheets : en fr
  • GB502511A - Improvements in and connected with watering cans : en
  • GB502635A - Improvements in or relating to cylinders or beaters for cleaning and opening cotton and such like : en
  • US2151025A - Shipping case for moving-picture films : en
  • USD113862S - Stopper therefor : en
  • USD113881S - Design for an airship : en
  • CA380221A - Electric furnace : en fr
  • FR838991A - Improvements to discharge tubes : en fr
  • GB502875A - A new or improved toggle-link device for use in moulding, pressing and forming-machines : en
  • US2151208A - Oil well spider : en
  • US2151289A - Bean harvester : en
  • US2151078A - Engraving machine : en
  • US2151536A - Film winding means for cameras and the like : en
  • US2151604A - Oil dispensing container : en
  • US2151658A - Injector : en
  • USD113909S - Design for a textile fabric : en
  • GB502821A - A buoyant lamp : en
  • US2151460A - Alternating current motor : en
  • USD113929S - Design for a mirror lamp or similar : en
  • GB502516A - Improvements in and relating to fillings for scrubbing towers, water-cooling towers and the like : en
  • US2151168A - Process of treating organic oxygen compounds : en
  • US2151170A - Receiver noise suppression circuit : en
  • US2151336A - Radio signaling apparatus : en
  • US2151154A - Latch bolt and striker : en
  • DE673354C - Device for actuating the engine brake in motor vehicles : de en
  • GB502498A - Improvements in and relating to electric motor control systems : en
  • GB502610A - Improvements in or relating to closure means for collapsible tubes or like containers : en
  • IE15039L - Improvements in or relating to thermal-storage heatingĀ¹apparatus. : en
  • GB502621A - Improvements relating to arrangements for remotely controlling electric motors : en
  • GB502900A - Improvements in or relating to liquid actuated treadle electric switches : en
  • US2151500A - Fruit juice extractor : en
  • US2150970A - Solid fuel burning device : en
  • USD113921S - Design for a hat : en
  • US2151653A - Cooled sealer for wrapping machines : en
  • DE673435C - Glow body : de en
  • GB502524A - Supporting frames for clock movements and a process for the manufacture thereof : en
  • GB502622A - Improvements relating to seats : en
  • GR8076B - MEANS OF ELIMINATION AND DISAPPEARANCE OF INK. : el en
  • US2151054A - Pressure mechanism for fasteninginserting machines : en
  • SE95137C1 - : en
  • DE673670C - Device for mixing liquid or gaseous substances, especially on carburetors for internal combustion engines : de en
  • US2151389A - Suspender for socks or stockings : en
  • AT155781B - Process for the processing of alcohol containing fusel oil to make pure alcohol. : de en
  • AU106877B2 - Improvements in or relating tothe manufacture of explosive compositions or blasting charges : en
  • CA380194A - Fluid pressure brake : en fr
  • DE673361C - Doll body with an insertable and easily removable tuning body : de en
  • DK55948C - Steam generator with forced circulation. : da en
  • GB502858A - Process for spinning viscose : en
  • CA380179A - Thread manufacture : en fr
  • AT155795B - Process for the production of elastic shiny yarns or fabrics. : de en
  • AU117639A - Improvements in high frequency transmitter systems : en