• ES110689A1 - A device designed to hunt insects using the refraction of sunlight or artificial light. : en es
  • GB285036A - Process for taking composite photographic or kinematographic pictures : en
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  • GB281250A - : en
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  • GB304893A - Improvements in and connected with alloys : en
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  • GB304949A - Improvements relating to the amplification of electric currents : en
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  • SU7632A1 - Tram ticket reel holder : en ru
  • US1700577A - Push-button and card-holder box : en
  • US1700626A - Fire-curtain-operating device : en
  • DE470951C - Control device with auxiliary control for steam boiler systems to maintain the same pressure in the furnace : de en
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  • ES110561A3 - Method of substitution of railway tracks by means of a substitution train. : en es
  • GB304899A - A releasing device for use with kites : en
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  • GB291391A - Improvements relating to the rotary drilling of bore holes and the like : en
  • ES110687A1 - A process for the annealing of glass sheets manufactured discontinuously by means of glass rolling machines. : en es
  • GB305500A - Improvements in and relating to electric heating devices : en
  • US1700594A - Hook fastener and removable mounting therefor : en
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  • US1700242A - Manufacture of indicating instruments : en
  • GB305069A - Improvements in or relating to electric relays : en
  • DE470923C - Device for applying pasty finishing agents, in particular starch or the like, with doctor blades : de en
  • SU7581A1 - Cathodic Oscilloscope : en ru
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  • GB304836A - Improvements in or relating to the grinding of gear teeth and the like : en
  • GB304830A - Improvements relating to apparatus for the control of railway traffic : en
  • DE470922C - Method and device for leaching mercerized tissues : de en
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  • US1700322A - Typewriting machine : en
  • CA286825A - Magazine holder : en fr
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  • US1700451A - Electron-discharge device : en
  • US1700519A - Toothpick holder : en
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  • GB304985A - Improvements in or relating to overcoats : en
  • BE356357A - : en fr
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  • ES110601A1 - Process for the manufacture of asphalt masses and the like. : en es
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  • ES110616A3 - Procedure for autogenous welding and cutting. : en es
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  • PL9821B1 - rectangular from the mass of pomace. : en pl
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  • ES110658A1 - Stereoscopic cinematographic projection procedure. : en es
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  • GB304995A - Improvements in or relating to valves : en
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  • CA286834A - Brake testing apparatus : en fr
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  • SU7448A1 - Increased lift safety valve : en ru
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  • US1700454A - Electron emitter and process of making the same : en
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  • US1700247A - Magazine lead pencil : en
  • US1700536A - Frequency translating circuits : en
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  • CH131242A - Vehicle roof. : en fr
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  • US1700690A - Dental floss holder : en
  • DE470804C - Strain relief device for plugs, couplings and other electrical equipment : de en
  • GB275604A - : en
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  • US1700352A - Cash drawer : en
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  • CH131187A - Muffler. : de en
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  • US1700274A - Receptacle : en
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  • DE470930C - Mixing device with vertical shafts driven from below : de en
  • ES110595A1 - A combustion stove built with combustible material. : en es
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  • DE470841C - Arrangement to improve the slip characteristics of an asynchronous motor with a mechanically separated series collector rear machine : de en
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  • DE470791C - Mechanically driven hand hammer with rotating hammers : de en
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  • US1700420A - Apparatus for drawing sheet glass : en
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  • ES110655A1 - Improvements in the door and brake control mechanisms for cars. : en es
  • ES110714A1 - Improvements in the manufacture and operation of electric coffee makers. : en es
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  • SU7797A1 - Bearing Replacement Bearing : en ru
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  • SU7726A1 - Fitting to a lathe for cutting nuts : en ru
  • SU7755A1 - Reinforced concrete casing for ceiling chimney grooves : en ru
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  • US1700411A - Fuel economizer : en
  • US1700599A - Process for making type bars : en
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  • GB304947A - Improvements in electrical signalling means : en
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  • SU7494A1 - Door lock : en ru
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  • BE366551A - : en
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  • SU7436A1 - Elastic carriage suspension : en ru
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  • CA286851A - Roofing : en fr
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  • DE468274C - Water brake adjustable by changing the effective amount of water : de en
  • ES110696A1 - An improvement in the cleaning and sorting machines of cereal grains, called deschinadoras. : en es
  • GB304838A - Improvements in hydro-pneumatic shock-absorbing devices : en
  • GB304927A - Improvements in holders or bases for supporting trees, poles and the like : en
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  • ES110573A3 - A flushometer for toilets. : en es
  • GB304846A - Improvements relating to fluid compressors : en
  • US1700357A - Safety lock for pins and the like : en
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  • CH131214A - Electric motor. : en fr
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  • US1700515A - Method of smelting ores in reverberatory furnaces : en
  • SU7466A1 - Film projector shutter : en ru
  • US1700480A - High-pressure steam-boiler plant for portable engines : en
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  • SU7616A1 - Torch for autogenous welding : en ru
  • US1700181A - russell : en
  • US1700702A - Framing machine : en
  • SU7567A1 - Photo camera for aircraft : en ru
  • US1700703A - Train control : en
  • SU7577A1 - Electromagnetic telephone, which can also serve as a microphone : en ru
  • US1700508A - Apparatus for producing continuous tubing : en
  • BE356863A - METHOD TO PREPARE AND POUR THE CONCRETE : en fr
  • GB305062A - Improvements in or relating to direction and movement indicators for road vehicles : en
  • CA286785A - Welding machine : en fr
  • DE470816C - Gas heated water heater : de en
  • PL9778B1 - Fuse for artillery and airborne shells. : en pl
  • SU7559A1 - Fuse from the departure of the shuttle on the loom : en ru
  • US1700668A - Assig-nos : en
  • GB304934A - Improvements in apparatus employed in the shrinking or analogous treatment of fabrics : en
  • US1700262A - Method of making negatives : en
  • US1700381A - Spinning top : en
  • SU7437A1 - Automatic scales for the continuous weighing of loose bodies : en ru
  • US1700362A - op whiting : en
  • USRE17201E - A corpora : en
  • PL9823B1 - Conical reed set for pianos. : en pl
  • SU7650A1 - Handheld device for washing sidewalks and smooth, for example, asphalt pavements : en ru
  • CH131247A - Helicopter plane. : de en
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  • DE470818C - Saw filing machine : de en
  • GB295693A - Improvements in or relating to wireless signalling : en
  • GB283229A - Improvements in or relating to propulsion control systems for aircraft : en
  • GB294961A - Improvements relating to vacuum cleaners : en
  • US1700568A - Pump plunger : en
  • ES110665A1 - An aerial needle for the automatic change of trolleys on the lines of electric trams. : en es
  • SU7425A1 - The method of processing high-speed steel to obtain permanent magnets : en ru
  • DK39750C - Signal device for typewriters. : da en
  • GB304906A - Improvements in sound amplifiers for use with wireless apparatus, gramophones and the like devices : en
  • ES110678A1 - Procedure for the production of porous bodies, especially diaphragm for electrosmotic purposes. : en es
  • GB294624A - Improvement in windshield cleaner : en
  • GB304877A - Improvements in or relating to drying, airing and smoothing clothes and the like : en
  • ES110932A1 - A horizontal awning, moved by muscular or electrical force, with mechanical fastener and guiding reels of the running and uncoiling ropes with rotating bearing appendix for more safety in the channeling of said ropes. : en es
  • GB304992A - Improvements relating to roller bearings : en
  • GB305113A - Improvements in or relating to devices for filling pyrophoric lighter and other reservoirs or containers of inflammable liquid : en
  • US1700394A - Air-exhaust mechanism for hydraulic circuits : en
  • PL9815B1 - Menstrual band. : en pl
  • GB304817A - Display apparatus : en
  • GB304832A - Improvements in electric protective systems : en
  • SU7712A1 - Roofing : en ru
  • US1700440A - Police club : en
  • US1700495A - Locking snap plug : en
  • SU7628A1 - Foldable and collapsible bed : en ru
  • GR2146B - METHOD OF DEPLOYMENT OF SKINS WITHOUT INFLUENCE OF EPIRE OR HAIR. : el en
  • CA286858A - Sawmill dog : en fr
  • GB303887A - Improvements in or relating to neckties : en
  • GB304812A - Improvements in or relating to the coating or impregnation of granular, pulverulent or powdered materials with liquid compositions and to the manufacture of briquettes and the like : en
  • DK39754C - Procedure and Device for Increasing the Adsorption Effect of Plant Cell Conglomerates. : da en
  • SU7512A1 - Steam turbine : en ru
  • US1700700A - Nozzle valve for internal-combustion turbines : en
  • US1700717A - Sacking stand : en
  • SU7613A1 - Machine for the manufacture of roofing paintings : en ru
  • DE470719C - Game with spinning top : de en
  • SU7696A1 - Aircraft Trolley : en ru
  • US1700269A - Art of burning liquid fuel : en
  • US1700314A - Relay : en
  • US1700286A - Separable cutting and thrashing machine : en
  • US1700584A - Apparatus for and process of making stemmed artificial fruit bodies : en
  • CA286804A - Toy : en fr
  • US1700592A - loepsinger : en
  • CA286778A - Variable resistor : en fr
  • CA286879A - Means for manufacturing cable cord : en fr
  • AU1126728A - An improved collapsible stretcher op hammock : en
  • CA286799A - Filling and pressure testing device : en fr
  • CH131202A - Small magnet-electric machine. : de en
  • AU1047927A - Improvements in batch concrete mixer machines : en
  • CA286815A - Piano playing mechanism : en fr
  • SU7499A1 - Device for controlling the speed of a DC motor : en ru
  • US1700425A - Automatic winding machine : en
  • US1700500A - Incinerator : en
  • US1700669A - Electricity meter : en
  • CH131190A - Process for operating explosion turbines using cooling steam and a turbine system for carrying out the process. : de en
  • PL9722B1 - Connector for chain railways. : en pl
  • GB305156A - Improvements in electric power transmission controllers for locomotive and other vehicles : en
  • CH131217A - Metallic box for ironless reactors and transformers stored in oil. : de en
  • CH131155A - Reamer with adjustable knives with a drive cone, especially for larger diameters. : de en
  • SU7516A1 - The method of obtaining solid diammonium phosphate : en ru
  • SU7517A1 - Kanatna scoop machine : en ru
  • CH131220A - Fuse for electric light bulbs. : de en
  • GB305079A - Improvements in television and other signalling apparatus employing light sensitive devices : en
  • DE470862C - Process for the production of injection molds made of iron over partial models made of metal, plaster or the like. : de en
  • DE470867C - humidifier : de en
  • FI12321A - Målarborste : en fi
  • GB296982A - Motor car wheel for pneumatic tyre with special construction of the wheel rim : en
  • ES110571A1 - A new system for the combustion of petroleum and other hydrocarbons and similar liquid fuels by means of burners in the homes of kitchens, ovens, boilers and similar. : en es
  • GB305076A - Process of and apparatus for drying hops : en
  • US1700234A - Check valve : en
  • USD77613S - Design for a spider for chandeliers : en
  • SU7556A1 - Beam for wings of metal airplanes : en ru
  • AU1040927A - Improvements in and relating to clutches, ratchets, andthe like : en
  • CH131041A - Process for manufacturing chimney deflection devices, deflection device manufactured according to this process and device for implementing the latter. : en fr
  • CH131086A - Electrically operated vacuum cleaning device. : en fr
  • CH131281A - Process for the pure preparation of specific diphtheria pseudoglobulin from blood serum, as well as from exudates and transudates of diseased individuals. : de en
  • BE356796A - : en fr
  • US1700685A - Manufacture of horseshoe nails : en
  • SU7659A1 - Signaling device to devices for indicating water level and tank : en ru
  • SU7660A1 - Mobile apparatus for heating water and oil for machines equipped with internal combustion engines : en ru
  • US1700412A - Button-blank cutting machine : en
  • CH131061A - Slide supports on the floor of wooden drawers. : de en
  • CH131070A - Process for the preparation of copper oxide ammonia cellulose solutions. : de en
  • PL9813B1 - Fixed chimney cowl with air ducts. : en pl
  • CA286859A - Electrical system : en fr
  • CH131168A - Primer lighter. : de en
  • SU7435A1 - Rolling mill for the manufacture of wheel rims sinking to the edges : en ru
  • US1700283A - Brake-controlling valve mechanism : en
  • CH131111A - Process for converting the tarry residue from the manufacture of sulphite cellulose into a product which can be used in industry. : en fr
  • DE470827C - Inner shoe brake, especially for motor vehicles : de en
  • US1700284A - Attachment for locks : en
  • US1700431A - Mechanism for vulcanizing tires : en
  • SU7748A1 - Screw valve : en ru
  • US1700691A - Optic-nerve and retina extract and process of making it : en
  • CA286840A - Fluid pressure motor : en fr
  • CH131112A - Fabric panel combined with metal foils. : de en
  • DE470965C - Reversible plow with rotatable leg : de en
  • GB305072A - Improvements in or relating to internal combustion turbines : en
  • SU7679A1 - Radio transmitter : en ru
  • US1700319A - Conduit construction : en
  • SU7670A1 - Freight rail car with large loading and unloading openings in the walls : en ru
  • SU7665A1 - Crystal Detector : en ru
  • US1700220A - Log-barking apparatus : en
  • US1700481A - Method of and apparatus for treating textile materials : en
  • US1700538A - Socket for electric-light globes : en
  • DE470809C - Process for the preparation of dyes of the anthracene series : de en
  • SU7720A1 - Coupling coupling with overload alarm device : en ru
  • US1700442A - Suction roll : en
  • USD77592S - Design fob a chair or similar article : en
  • BE366593A - : en fr
  • US1700630A - Costume slip : en
  • US1700569A - Tarsal support : en
  • PL9769B1 - Zebnic's cage lift in the shafts. : en pl
  • SU7510A1 - Mechanism for transmitting rotational movements between two shafts : en ru
  • SU7717A1 - Gripping device for bags and bales : en ru
  • GB283872A - Improved process of and apparatus for the regulation of engine and generator sets : en
  • CH131263A - Process for the preparation of a vat dye of the anthraquinone series. : de en
  • SU7470A1 - Method for producing blue anthraquinone dyes : en ru
  • DE470711C - Spout with automatic ball lock for corked and encapsulated bottles to prevent unauthorized refilling : de en
  • SU7569A1 - Two-bucket automatic scales for weighing bulk or liquid materials : en ru
  • SU7766A1 - Instrument for determining shear viscosity : en ru
  • AU1380428A - Improvements in or relating to flooring and like coverings : en
  • US1700517A - Roach exterminator : en
  • DE470797C - Weaners : de en
  • GB304828A - An improved trap for rabbits or like animals : en
  • SU7611A1 - Method and apparatus for determining the heat transfer coefficient in boilers : en ru
  • CH131179A - Valve arrangement on high pressure slurry pumps. : de en
  • SU7428A1 - Internal Burning Screw Turbine : en ru
  • PL9824B1 - Hernia pillow. : en pl
  • SU7719A1 - Method and device for supplying electric fuses to artillery shells : en ru
  • SU7447A1 - Device for regulating air in round Dwight-Lloyd apparatus : en ru
  • AU1496728A - Improved apparatus for treating furred skins : en
  • CH131154A - Device for adjusting crankshafts on grinding machines, lathes or similar machines, for the purpose of machining the crank pins. : de en
  • SU7620A1 - Mechanism for cycling flat siftings : en ru
  • US1700609A - Floor construction : en
  • CH131205A - Manufacturing process of electrical conductors in light aluminum alloys. : en fr
  • US1700563A - Convertible washing machine : en
  • US1700329A - Electric motor : en
  • CH131034A - Herbicidal product. : en fr
  • US1700126A - Filter medium for air and gases : en
  • US1700176A - Combination pin setter and pin spotter : en
  • US1700215A - Bail handle and method of attaching the same : en
  • US1700679A - Clasp : en
  • CA286777A - Pincers : en fr
  • US1700364A - Appliance for dispensing soft and plastic material : en
  • US1700648A - Stationary-steam-plant reserve : en
  • US1700166A - Insulator for bridle wires : en
  • US1700638A - Hinge construction : en
  • PL9759B1 - The method of obtaining azo dyes. : en pl
  • BE356674A - Improvements to numbering machines for cutting or punching machines : en fr
  • AU1234128A - Improvements in cement andother brick structures : en
  • AU1811229A - Improved process for removing hair and wool from hides and skins : en
  • US1700122A - Wall pocket : en
  • US1700219A - Apparatus for offset printing : en
  • PL9787B1 - A connection system for modulating the vibrations produced by thermionic devices. : en pl
  • SU7669A1 - Shutter to rims for bags, snuffboxes and so on. : en ru
  • DE470903C - Spring impression press : de en
  • US1700307A - Roller-bearing-axle construction : en
  • US1700612A - Change-speed gear : en
  • US1700221A - Frame for punching and shearing machines : en
  • US1700369A - Stop and tail light : en
  • US1700391A - Sounding-board press : en
  • CA286876A - Basic phenol alkyl ether processing : en fr
  • CA286845A - Apparatus for assembling bearings : en fr
  • ES110597A3 - A toy that represents the figure of a black bellboy carrying a tray with a smoking, coffee or tea service. : en es
  • SU7715A1 - Wind propeller wheel : en ru
  • FI12329A - Ugn för fast bränsle : en fi
  • GB305251A - Improvements in or relating to thermionic valves : en
  • SU7561A1 - Centrifugal Propeller : en ru
  • US1700689A - Transformer : en
  • US1700578A - Production of hydrogen sulphide : en
  • CA286837A - Electrical device testing apparatus : en fr
  • CH131038A - Tile-shaped shaped stone, process for its production and device for carrying out the process. : de en
  • SU7502A1 - Method for producing hydrogen or nitric mixtures from hydrocarbons or gas mixtures : en ru
  • US1700491A - Material and process for removing paint and varnish : en
  • AU1393628A - Anchor bracket and handle for buckets, tins andthe like : en
  • CH131207A - Remote control system with the aid of which the positions of adjustable organs arranged in an auxiliary unit are displayed in the main unit. : de en
  • CA286867A - Azo-dyestuff processing : en fr
  • BE356514A - Process for fixing sulfuric acid salts in clays : en fr
  • CH131099A - Process for the preparation of a metal-containing azo dye. : de en
  • CH131118A - Holding cylinder high-speed press with front bow exit. : de en
  • DE470702C - Disengageable back gear for motor vehicles arranged between a change gear and the shaft to be driven : de en
  • GB304853A - Improvements in, or relating to, foundry moulding boxes : en
  • CH131045A - Whisk. : de en
  • DE471220C - Circuit arrangement for signal slave clocks for the delivery of time-limited signals : de en
  • ES109657A1 - Improvements in the use of waste. : en es
  • GB305052A - An improved amplifying device for use in conjunction with an electrostatic microphone, gramophone or the like : en
  • SU7663A1 - Device for strengthening antenna antennas : en ru
  • CH131204A - Porcelain insulator. : en fr
  • SU7707A1 - Snegot telna or garbage machine : en ru
  • AU1362128A - Improvements in refrigerating devices : en
  • SU7523A1 - Internal combustion engine with ignition chamber : en ru
  • SU7732A1 - Libra : en ru
  • PL9764B3 - A method and a device for loosening coal, ores and other similar minerals. : en pl
  • US1700384A - Land and water vehicle : en
  • USD77631S - new yobk : en
  • CA286748A - Windshield cleaner : en fr
  • CH131233A - Hanging device. : en fr
  • US1700407A - High-pressure press : en
  • FI12338A - Avstrykare för pappersmaskiner : en fi
  • SU7764A1 - Hectograph : en ru
  • CA286761A - Shovel brush : en fr
  • CH131075A - Advanced electric motor for individual belt drive of looms and similar machines. : en fr
  • SU7774A1 - Device for emitting electromagnetic waves : en ru
  • US1700580A - Radio frequency communication system : en
  • SU7700A1 - The method of preparation of mixed cement : en ru
  • US1700574A - Humidor : en
  • CH131089A - Tie holder. : de en
  • GR2137B - PHONE WITH A MACHINE TO AUTOMATICALLY COLLECT THE PRICE OF SPEECH. : el en
  • FI12331A - Förfaringssätt for conservation can be achieved : en fi
  • GB289810A - Improvements in and relating to protective gas-masks : en
  • DE470917C - Connecting device for parts of the wooden pit lining at an angle to one another : de en
  • ES110657A3 - A new device that forces the percussion needles of firearms to stay in position. : en es
  • GB304920A - Improved shock-absorber for motor vehicles : en
  • CH131261A - Process for the production of a new dye. : de en
  • BE356856A - Improvements to the disinfection of seeds and similar materials : en fr
  • CH131047A - Device for air humidification. : en fr
  • DK39757C - Process for the production of zinc oxide. : da en
  • US1700291A - Well-tube-coupling mechanism : en
  • US1700432A - Shoe carton : en
  • GB304993A - Rivet caulking machine : en
  • SU7645A1 - Acetylene generator : en ru
  • PL9827B1 - The method of producing artificial mass. : en pl
  • SU7783A1 - Keyboard Morse telegraph signal transmitter : en ru
  • US1700208A - Process and apparatus for production of a substance having a nacreous and chatoyant aspect : en
  • PL9762B1 - Device for automatic braking of the train when the warning signal or the main signal is passed, set in the position "stop". : en pl
  • CH131189A - Silencer for internal combustion engines. : en fr
  • CH131219A - Gas-filled, electric light bulb. : de en
  • GB279862A - Improvements in or relating to power hammers : en
  • CA286866A - Bed spring : en fr
  • CA286883A - Compensative device : en fr
  • CH131054A - Method and device for the mechanical production of hollow glass bodies. : de en
  • SU7484A1 - Milling machine : en ru
  • US1700383A - Street sign : en
  • US1700567A - Piston packing for pumps : en
  • US1700337A - Combination chair and radio receiving set : en
  • DE470844C - Desulfurization of gases : de en
  • US1700678A - Centrifugal pumping apparatus : en
  • SU7529A1 - Gas meter : en ru
  • US1700250A - Joseph h : en
  • US1700213A - Tool : en
  • US1700236A - Assighqs to w : en
  • CH131221A - Burner for mercury vapor lamps. : de en
  • AU1329228A - Improvements in and relating tothe preparation of shaded drawings, designs andthe like : en
  • CH131203A - Method and device for producing butt joints in cables. : de en
  • GB304936A - Improvements in or relating to combination grates : en
  • SU7799A1 - Artillery bomb d : en ru
  • US1700429A - Refrigerating method and apparatus : en
  • DE470928C - Process for the production of water-resistant briquettes from pre-dried fuels by treatment with hot carbonisation gases : de en
  • GB287083A - Improvements in method and means for feeding plastic material to moulds in the manufacture of pottery : en
  • GB304968A - Improvements in or relating to ships' hulls : en
  • ES110302A1 - Improvements in the regulatory systems for electric motors. : en es
  • US1700245A - Hook rule : en
  • DE470880C - Parking device for automatic swivel arms : de en
  • DE470990C - Manual gearbox for automatically working machines, e.g. B. for filling and closing bottles : de en
  • DK39742C - Apparatus for pickling cereals or the like. : da en
  • ES110679A1 - Solar heater. : en es
  • ES110418A2 - Non-refillable bottle. : en es
  • PL9758B1 - The method of producing semi-coke briquettes from bituminous hard coal. : en pl
  • CH131289A - Process for the preparation of a polysulfide ester of an aromatic carboxylic acid. : de en
  • ES109534A1 - Improvements in refrigeration appliances. : en es
  • US1700559A - Heating device : en
  • US1700278A - Level : en
  • US1700336A - Measuring device for oil wells : en
  • US1700659A - Measuring device : en
  • FI12350A - Tensioner for looms : en fi
  • US1700507A - Fishplate : en
  • GB294471A - Improved means for mounting steering wheels of motor vehicles : en
  • CA286787A - Scaffold : en fr
  • CH131031A - Harrow that can be used on meadows and arable land. : de en
  • GB305248A - Improvements in and relating to fittings for clothes props for the supporting of clothes lines and the like : en
  • GB304924A - Improvements in measuring appliances for tailors and dressmakers : en
  • CH131159A - Machine tool for machining parts with irregular profiles, in particular surfaces of revolution. : en fr
  • CA286780A - Freight transportation equipment : en fr
  • GB304914A - Improvements in or relating to the transformation of gaseous hydrocarbons : en
  • GB278697A - An improved process for treating tall oil : en
  • GB304963A - Improvements in mechanical stokers : en
  • GB304859A - Improvements in intermittent carbonizing plant : en
  • CH131107A - Process for the production of synthetic resins. : de en
  • CH131280A - Process for the pure preparation of specific scarlet fever pseudoglobulin from blood serum, as well as from exudates and transudates of diseased individuals. : de en
  • DK39740C - With a Gaseous filled Discharge Pipe. : da en
  • GB279415A - Improvements in and relating to gray iron alloys : en
  • CH131096A - Process for the production of phosphorus pentasulfide. : en fr
  • CH131182A - Two-stroke internal combustion engine. : de en
  • CH131197A - Set of rules consisting of an asynchronous machine and a commutator rear machine, in which a voltage proportional to the slip of the asynchronous machine is fed to the secondary circuit of the asynchronous machine to keep the current constant. : de en
  • DE470741C - Stoneware lid for vinegar makers : de en
  • CA286855A - Battery charging equipment : en fr
  • CH131237A - Can with rotatable lid opener. : de en
  • DE475620C - Airplane with wings pivotable about axes in the direction of flight : de en
  • US1700413A - Interviewer : en
  • US1700377A - Ribron spool : en
  • GB304903A - Improvements in or relating to stoppers for hot water bottles and the like : en
  • DE470924C - Device for squeezing dye liquid out of yarn strands after passing through dye skids : de en
  • DE471253C - Cigarette pack : de en
  • ES110593A1 - A braiding machine. : en es
  • DE470819C - Differential manometer for flow meter : de en
  • DE470658C - Rotatable tanning and washing drum made of wood : de en
  • GB288999A - Improvements in or relating to the treatment of solids with liquids : en
  • US1700509A - Lubricating system : en
  • GB304871A - An improvement in the manufacture of boots and shoes used for football, hockey, cricket, lacrosse and kindred sports : en
  • ES110683A1 - The manufacture of the hoops or rings of the telescopic gas containers provided with helical guide. : en es
  • GB304978A - Improvements relating to electric resistances : en
  • GB305053A - Improvements in or relating to printing cylinders for rotary printing machines : en
  • DE470915C - Lighting device for photographic and similar purposes : de en
  • DE470882C - Press : de en
  • DE470750C - Refrigerator with built-in absorption cooling device : de en
  • DE470868C - Anchoring clamp for plank presses : de en
  • ES110609A1 - Industrial result by application of the talking machine and the discs that are served. : en es
  • DE470920C - Device for dyeing yarn, in particular chain yarn in strand form : de en
  • US1700542A - Building tile : en
  • DE470793C - Inclined grate furnace for lignite : de en
  • USD77595S - Design fob a badiocabinet : en
  • US1700194A - Tamping machine : en
  • CA286797A - Apparatus for burning pulverized fuel : en fr
  • ES110661A1 - An interwoven network whose meshes are square. : en es
  • GB305159A - Improvements in or relating to closures for water bottles, bags and other receptacles : en
  • DK39744C - Collapsible pram with resilient seat. : da en
  • SU7664A1 - Safety Valve Tester : en ru
  • CH131255A - Process for the production of a new azo dye. : de en
  • SU7747A1 - Sorting and collecting device with conveyor belts : en ru
  • US1700288A - Method of making solid cast refractory articles : en
  • BE356332A - : en fr
  • US1700494A - Filling machine : en
  • CH131078A - Method for producing zigzag stitches using simple household and family sewing machines. : de en
  • CH131131A - Double load securing for automatic firearms with unlocked breech. : de en
  • CA286872A - Blank feeding and glueing device : en fr
  • SU7549A1 - Device for counting connections at telephone stations : en ru
  • US1700338A - Doll's bed : en
  • PL9816B1 - The method of preserving pressed yeast and dry yeast production with aluminum hydroxide and aluminum salts. : en pl
  • SU7601A1 - Adaptation to the scutching machine for flax, jute, etc. fibers for transferring the material being processed : en ru
  • US1700151A - Setting head for sawmill log carriages : en
  • AU1092727A - Improvements in and relating to indicating buttons for street pavement, and like surfaces : en
  • CH131248A - Process for the preparation of 2-oxynaphthalene-3-sulfo-6-carboxylic acid. : de en
  • CH131250A - Process for the preparation of m-Oxy-N-methyldiethylaminoethylaniline. : de en
  • CA286806A - Tobacco stripping machine : en fr
  • CH131258A - Process for the production of a new azo dye. : de en
  • ES110606A1 - A new insurance device for long firearms. : en es
  • USD77603S - Design for a motor-vehicle radiator cap : en
  • PL9797B1 - Seeder for fertilizers. : en pl
  • SU7687A1 - Method and device for determining the depth of stones, bubbles, etc. in pieces of glass : en ru
  • US1700644A - Spark plug : en
  • US1700365A - Sheet-counting mechanism : en
  • GB304938A - Improvements in or relating to gas burners : en
  • SU7662A1 - Hydraulic transmission : en ru
  • US1700124A - Adjustable connecter for dental work : en
  • US1700326A - Glass-pabbicating machine : en
  • US1700650A - Steam plant : en
  • CH131035A - Liquid lance. : en fr
  • CH131273A - Process for the production of condensation products of urea. : de en
  • GB305153A - Improvements in stopping motions for mules, carding machines, twisting and like frames : en
  • ES109659A2 - Improvements in substances transparent to ultra-violet light. : en es
  • US1700641A - Bag holder : en
  • US1700171A - Adjustable windshield sunshade : en
  • DE470899C - Electrical insulator for indoor and outdoor spaces : de en
  • AU1220828A - Pulsator for milking machines : en
  • PL9768B3 - A device for firing against air targets. : en pl
  • SU7507A1 - Electric asynchronous motor : en ru
  • SU7468A1 - Method and device for cutting and finishing glass products : en ru
  • US1700193A - Horn and/or tone box for talking machines, wireless loud speakers, and the like : en
  • DE470871C - Drawing device for drawing graphical representations : de en
  • PL9783B1 - A method for splitting mineral oils and similar bodies. : en pl
  • PL9789B1 - The way of making the road surface from gravel and binder. : en pl
  • US1700116A - Manufacture of calcium nitrate : en
  • US1700662A - Water elevator : en
  • SU7588A1 - Spinning fiber cleaning machine : en ru
  • SU7639A1 - Track braking : en ru
  • US1700449A - Pressure gauge : en
  • SU7779A1 - Device for equalizing axial pressure in centrifugal pumps : en ru
  • CH131143A - Barrel shaft for watch, clock or motor barrel device movement. : en fr
  • CH131253A - Process for the production of a new azo dye. : de en
  • US1700133A - Power-absorbing apparatus : en
  • US1700445A - Container : en
  • US1700531A - Electron-discharge device : en
  • SU7551A1 - Safety valve for steam boilers : en ru
  • SU7487A1 - Machine for simultaneous cutting, gluing and winding of bobbins semi-automatically : en ru
  • SU7798A1 - Steam boiler : en ru
  • ES110651A1 - Improvements in the manufacture of bottles or jars destined to contain soft drinks. : en es
  • GB304909A - Improvements relating to automatic machines for performing drilling, turning and analogous operations : en
  • ES110608A1 - An arrangement to obtain the regular distribution of the thread on the coil in the winding machines. : en es
  • GB297093A - Electrical indicating instruments : en
  • US1700521A - Cinematograph positive film : en
  • DE470774C - Fluid meter : de en
  • ES110448A1 - A regulation system for the headboards of mooring towers for aerostats. : en es
  • ES110663A1 - A procedure of adherence of letters, signs and drawings on polished plates of all kinds. : en es
  • GB304910A - Improvements relating to hand-bags : en
  • SU7540A1 - Fire extinguisher : en ru
  • GB305055A - Improvements relating to electric switchgear : en
  • DE470963C - Heat meter for flowing liquids : de en
  • CH131161A - Nozzle for sandblasting blower. : de en
  • US1700528A - Direction finding : en
  • ES110582A3 - Devices to fix loose shirt collars by their back buttonhole. : en es
  • ES110659A1 - An amplifier of the luminous power of the incandescent lamps for electric lighting based on lenses. : en es
  • GB304921A - Process for rolling sheet metal : en
  • GB304950A - Improvements in or relating to cutlery cabinets, gramophone cabinets and the like : en
  • GB286593A - Elastic ornamental band : en
  • GB304882A - Improvements in electric incandescent lamps and holders thereof : en
  • CH131109A - Process for the manufacture of a product which can be used as a fertilizer and which can give soluble phosphates on contact with water. : en fr
  • SU7791A1 - The method of obtaining hydrogen iodide by the interaction of iodine, water and coal : en ru
  • ES110568A3 - Elastic coupling between two shafts movable relative to each other. : en es
  • ES110709A1 - Cross coils of thread or twine, which develop in the center. : en es
  • GB296676A - Improvements in or relating to massage apparatus : en
  • GB305078A - Improvement in cleaning and polishing cloths or mops : en
  • GR2141B - PERFECTIONS IN THE CONSTRUCTION OF DAMPORS (CURTAINS) FOR THE PROJECTION OF ILLUMINATED IMAGES. : el en
  • GB304976A - A new or improved stay and fastener for casement and the like windows : en
  • SU7513A1 - X-ray tube : en ru
  • US1700456A - Telephone system : en
  • GB305067A - Improvements in or relating to gramophone records and method of manufacturing same : en
  • US1700330A - Safety switch : en
  • BE356380A - : en fr
  • CH131167A - Strap-like cuff closure. : de en
  • CH131216A - Cathode funnel for mercury vapor rectifiers. : de en
  • CA286791A - Quilting, crochet and handwork frame : en fr
  • CH131116A - Die dryer. : de en
  • CA286762A - Shaving device : en fr
  • CH131140A - New in housings with hinged covers. : de en
  • AU1410228A - Improvements in coke ovens : en
  • CH131194A - Evaporator with flooding operation for small refrigeration machines. : de en
  • CH131199A - Overload and short-circuit-proof small electrical transformer. : de en
  • GB287571A - A device for rendering visible signs, indicators or the like : en
  • BE357015A - Fast motor boat : en fr
  • CA286850A - Roofing : en fr
  • GB296976A - Extruding machine head : en
  • CH131285A - Process for the preparation of a polysulfide ester of an aromatic carboxylic acid. : de en
  • US1700586A - Trolley-conductor extension : en
  • US1700260A - Friction shock-absorbing mechanism : en
  • PL9830B1 - A freely hanging flat or vaulted structure, closing the space. : en pl
  • US1700548A - Apparatus for heat treating metals and alloys : en
  • CH131105A - Ignitor plate and method and apparatus for making the same. : de en
  • DE470854C - Device for influencing the brake cylinder pressure : de en
  • CA286810A - Non-sinkable boat : en fr
  • CA286749A - Belt control : en fr
  • US1700474A - Key-controlled valve : en
  • BE356821A - Milking cup : en fr
  • US1700516A - Heater for automobiles : en
  • SU7505A1 - Star-delta starter switch for compensated AC motors : en ru
  • US1700212A - Display rack : en
  • SU7548A1 - Device for counting unequal connections in telephone installations : en ru
  • DE470853C - Brake block made of fireproof impregnated wood : de en
  • ES110643A1 - Improvements in vertical drying ovens. : en es
  • CH131251A - Process for the production of a new azo dye. : de en
  • US1700629A - Copyholder for typewriters : en
  • CH131244A - Device for controlling a signaling device for vehicles. : en fr
  • DE470941C - Method for starting motor vehicles, in particular rail vehicles : de en
  • USD77622S - Design for a toilet-accessory container : en
  • PL9792B1 - A method of protecting wool, fur and similar materials from being eaten by moths. : en pl
  • DE470852C - Centrifugal water purifier, especially for the feed water of steam boilers : de en
  • PL9723B1 - : en pl
  • SU7631A1 - Device for turning the propeller blades in flight around their longitudinal axis : en ru
  • CA286771A - Calculating machine : en fr
  • CH131144A - 24 hour clock. : de en
  • US1700159A - Sash holder : en
  • US1700613A - Handle for kitchen utensils : en
  • US1700350A - Pepper or salt shaker : en
  • US1700489A - Strap-extension device : en
  • US1700605A - Molded gear : en
  • ES110641A1 - Hold wires and wires. : en es
  • FI12346A - Apparat och förfaringssätt för framställning av snus : en fi
  • ES110294A1 - Improvements in electrical heating of the cores used in the manufacture of latex rubber articles. : en es
  • ES110649A1 - Procedure to fight insects and harmful plants. : en es
  • DE470857C - Contact device for the electrical control of an adjustment regulator for arc lamps : de en
  • ES110674A1 - An electrostatic speaker. : en es
  • US1700697A - Means for coating cylindrical artioles : en
  • CH131262A - Process for the production of a new dye. : de en
  • US1700581A - Emulsification of tar, bitumen, creosote, petroleum, heavy oils, and the like : en
  • US1700686A - Clothespin bag : en
  • PL9731B1 - Method of dyeing wool. : en pl
  • USD77611S - Design for a brace for chandeliers : en
  • AU1130828A - Process forthe manufacture of steel proof against ageing and distortion by cold : en
  • AU1352328A - Improvements in and relating tosun-blinds : en
  • CH131201A - Electric machine with back-cooled stator core. : de en
  • GB304961A - Improved machine for the manufacture of radiators for cooling liquids and the like : en
  • PL9751B1 - Bridge bracket at the scales. : en pl
  • SU7593A1 - Firearms-loaded artillery for projectiles with wings : en ru
  • CH131231A - Payment tray for electric neon advertising. : de en
  • CA286774A - Change speed gear : en fr
  • CA286830A - Cutter for severing bag lengths : en fr
  • US1700446A - Self-adjusting collar button : en
  • CH131120A - Booking device for loose-leaf carbonless accounting. : de en
  • CA286848A - Cascade amplifier : en fr
  • CA286889A - Short leg tower extension : en fr
  • PL9763B1 - Leverage on the lift brakes. : en pl
  • PL9802B1 - A device to prevent the penetration of flames into the castle structures by puncturing the splinter or igniter in a cannon cartridge during the shot. : en pl
  • US1700712A - Indicator for automobile lubrication : en
  • US1700557A - Latch control for shaft doors : en
  • US1700416A - Pulley : en
  • USD77619S - Geobge n : en
  • US1700375A - Hair-dressing appliance : en
  • US1700353A - Oil burner : en
  • CA286856A - Current reducing apparatus : en fr
  • GB304895A - Process for the manufacture of a therapeutically active iron preparation having yeast as its basic substance : en
  • ES110566A3 - Improvements in sound reproducing devices. : en es
  • GB288557A - Improvements in or relating to glow-lamp filaments : en
  • US1700546A - Process for the manufacture and production of 2-hydroxy-3-carboxy naphthalene and its metallic salts : en
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  • SU7675A1 - Safety handle for manual lifting mechanisms : en ru
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  • CH131269A - Process for the preparation of a derivative of a vat dye. : de en
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  • SU7614A1 - Impact device for rail gap acceleration : en ru
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  • US1700157A - Supporting device for drawings and the like : en
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  • CH131287A - Process for the preparation of a polysulfide ester of an aromatic carboxylic acid. : de en
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  • US1700455A - Hay-loading machine : en
  • US1700496A - Method of identifying precious stones : en
  • US1700682A - Box opener : en
  • GB290671A - Improvements relating to the centrifugal casting of pipes of any nature, particularly metal pipes : en
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  • US1700254A - Typewriter-carrying-case lock : en
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  • US1700651A - Steam plant : en
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  • US1700438A - Biscuit-facing machine : en
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  • DE470927C - Collar sealant : de en
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  • CA286767A - Electric furnace : en fr
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  • ES110719A3 - Mounts to present photographs, drawings or indications under celluloid, mica, glass or other transparent material on one side and a mirror on the other. : en es
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  • ES110645A1 - Tensioning device for working wires of electric railways. : en es
  • DE470952C - Jacquard knitting machine for knitting multicolored rows of stitches with a carriage stroke with rockers to select the needles : de en
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  • DE470826C - Brake assembly for motor vehicles : de en
  • GB282411A - Improvements in or relating to the automatic regulation of steam boiler furnaces : en
  • GB304998A - Improvements in or relating to tents : en
  • GB304994A - Improvements relating to the control of pumps for hydraulic power supply and like purposes : en
  • GB305114A - Improvements in milk bottles and like receptacles : en
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  • GB304881A - Improvements in locks : en
  • SU7522A1 - Fixture for mounting rollers, etc. fittings : en ru
  • US1700359A - Can group for ice manufacture : en
  • US1700228A - Electromagnet : en
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  • GB304844A - Improvements in automatic or semi-automatic telephone systems : en
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  • GB305148A - Improvements in and relating to nitrocellulose solutions : en
  • ES109614A1 - A new type of sign produced by a device to advertise. : en es
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  • CA286838A - Airport floodlight projector : en fr
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  • GB304821A - Improvements in or relating to loudspeakers : en
  • DE470822C - Oil scraper device for internal combustion engines : de en
  • DE470836C - Turbine with inevitably rolling wheels : de en
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  • GB304928A - Improvements connected with electric liquid heaters : en
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  • GB283195A - Improvements in brake mechanism for automotive vehicles : en
  • DE471023C - Process for the production of round plating for rotary printing : de en
  • DE470784C - Signaling method : de en
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  • GB304975A - Improvements in cinema projection screens : en
  • US1700414A - Ventilating and heating attachment for stoves : en
  • US1700200A - Spoon holder : en
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  • CH131148A - Watch box. : en fr
  • GB304952A - Improvements in centrifugal type dust separators : en
  • GB304964A - Improvements relating to machines for spinning yarns, twines, threads, and the like : en
  • GB304977A - Automatic arrester for runaway mine tubs : en
  • PL9736B1 - Charging device relatively transporting materials. : en pl
  • US1700628A - Dress fastening : en
  • SU7705A1 - A device for movement over land seaplanes : en ru
  • SU7501A1 - The method of firing porcelain and other ceramic products in tunnel kilns : en ru
  • GB304848A - Improvements in or relating to sound recording : en
  • US1700145A - Reenforcing means for metallic plates : en
  • US1700264A - Dirt collector for bowling-alley pits : en
  • SU7534A1 - Gas turbine blade : en ru
  • US1700344A - Electric-lighting fixture : en
  • US1700501A - Ventilating eaves : en
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  • CH131224A - Automatic scales with weighing card dispensing and automatic mechanical winding of the card printing and dispensing gear. : de en
  • SU7454A1 - Room stove : en ru
  • CA286784A - Pipe coupling : en fr
  • CA286874A - Can opener : en fr
  • CH131270A - Process for the preparation of a derivative of a vat dye. : de en
  • CA286809A - Buoyancy increasing device : en fr
  • CH131072A - Multi-roller drafting system with rocker arm loading. : de en
  • CH131162A - Tensioner. : en fr
  • CH131173A - Flexible transmission organ. : en fr
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  • US1700226A - Unattended beacon : en
  • US1700422A - Roll grinder : en
  • US1700463A - Can opener : en
  • GB305073A - Microphones : en
  • SU7773A1 - Speaker : en ru
  • US1700143A - Tractor : en
  • GB280208A - Improvements in apparatus for producing foam for fire extinguishing purposes and for bathing purposes : en
  • GB304884A - Improvements in or relating to rollers covered with leather or similar material : en
  • ES109729A1 - An electric gas scrubber. : en es
  • GB287139A - : en
  • GB304888A - Improvements in diaphragms for use in connection with gramophone sound boxes, loud speaking telephone receivers and for like purposes : en
  • GB286592A - Improvements relating to valve mechanism for use with fluid pressure apparatus : en
  • GB305254A - Brackets or clips for curtain supports : en
  • GB281669A - Improvements in and relating to electric switches for adjusting ratios of transformers : en
  • DE470825C - Process for obtaining photographs of particular softness : de en
  • DE470705C - Leaf spring suspension, especially for motor vehicles : de en
  • DE466874C - Device for attaching postage stamps in albums by means of a transparent cover sheet : de en
  • DE470938C - Line switch for typewriters : de en
  • SU7563A1 - Internal combustion turbine : en ru
  • USD77621S - Design for aw automobile tag : en
  • GB304960A - Self-adjusting rear-stand for motor-cycles : en
  • GB305085A - Improvements in methods of and apparatus for covering cores particularly applicable for insulating cables : en
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  • GB292987A - Improved process of and apparatus for the granulating of pulverised materials : en
  • SU7671A1 - Sleeve for the spindle : en ru
  • DE470897C - Machine for mass doming the heads of drawing board pins, push-through clips, buttons and similar objects : de en
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  • SU7759A1 - Mobile scoop elevator conveyor : en ru
  • DE470740C - Process for the production of concentrated diastase and enzymes : de en
  • DE470746C - Process for the production of a binder for the production of pressed coal with a high calorific value : de en
  • DE470766C - Cupola furnace with several rows of nozzles arranged one above the other : de en
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  • GB304824A - Combined ring hanger and belt hook for electric flashlights : en
  • SU7469A1 - Method of making dielectric masses : en ru
  • CA286773A - Watch holder for belts : en fr
  • DE470820C - Measuring device, consisting of a wet gas meter and a device for branching off a partial amount, which is expanded to atmospheric pressure and measured in a second meter : de en
  • FI12328A - Mattress with adjustable back and leg supports : en fi
  • GB305158A - Improvements in or relating to telephone systems : en
  • US1700297A - Shoe-shank stiffener : en
  • DE470918C - Mine and tunnel construction can be changed : de en
  • ES104015A1 - An industrial process for extracting grease and oils from substances of organic and inorganic origin. : en es
  • ES109340A1 - A multi-cylinder mechanical device. : en es
  • DE470803C - Typewriter keyboard : de en
  • ES110621A1 - A device applicable to all kinds of bottles in order to make them more refillable and insurmountable. : en es
  • DE470799C - Device for wet treatment, in particular for dyeing and bleaching textiles : de en
  • ES110710A1 - Sizing or instant gluing bath. : en es
  • ES110598A3 - An adjustable circulatory draft stove made of polished and fire-lacquered cast iron. : en es
  • DE470865C - Ventilation flap : de en
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  • SU7520A1 - Mechanical nozzle : en ru
  • SU7587A1 - Breaking for loom loom : en ru
  • ES109362A1 - A procedure to disturb glasses and enamels, with the corresponding clouding product for the practice thereof. : en es
  • ES110317A1 - Improvements in the non-flammable and non-flammable containers for essence. : en es
  • DE470810C - Process for removing fly ash, dust, etc. Like. In boiler systems by suction : de en
  • DE470962C - Temperature compensation for measuring instruments with a liquid-filled cavity : de en
  • DE470993C - Meat holder intended for slicers with adjustable support table : de en
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  • US1700251A - Tambourine ball game : en
  • US1700560A - Incinerator : en
  • USD77614S - Design for a wall fixture for electric lights : en
  • ES110195A2 - Non-refillable bottle. : en es
  • PL9735B3 - A washer, preventing at least two screws from unscrewing. : en pl
  • US1700541A - Combined vending machine and game : en
  • DE471136C - Process for coloring natural flowers, especially cut flowers : de en
  • DE467947C - Ignition device for electric arc lamps : de en
  • DE470905C - Process for strengthening the silver plating on the support points of silver-plated cutlery : de en
  • GB304842A - Improvements in alignment bars and type or die holders for embossing and like machines : en
  • ES110660A1 - Centrifugal separator perfected to separate grease and the like from wool when washing degreasing. : en es
  • GB304969A - Improvements in and relating to nut crackers : en
  • SU7438A1 - Feedwater heater for steam locomotives and locomobiles : en ru
  • SU7533A1 - Electric maximum rotary switch for low power currents : en ru
  • SU7553A1 - Coil Superheater : en ru
  • US1700680A - Ductor-roll mechanism : en
  • PL9747B1 - A turret-type disc, rotating in feeds, with grooves in the direction of the disc's axis, placed in its cylindrical mantle. : en pl
  • SU7427A1 - Cold Fat Extraction Machine : en ru
  • SU7541A1 - Device for the adventure and routing of connecting wires in telephone searchers : en ru
  • SU7796A1 - Electromagnetic phone : en ru
  • BE356942A - Process for the production of monocarbonic acids and other organic compounds : en fr
  • CH131295A - Drive for electric locomotives. : de en
  • CA286842A - Thread cutter : en fr
  • GB288641A - Gear wheel : en
  • GB305074A - Means for controlling the intensity of a beam of light for use, for example, in recording sound : en
  • SU7621A1 - Adaptation to the annular vater to drive the slider : en ru
  • ES110673A1 - A doll's head : en es
  • GB293295A - Improvements in or relating to machines for untwisting and carding hanks of fibrous materials for upholstery : en
  • PL9812B1 - Degreasing bath. : en pl
  • ES110686A1 - Improvements in internal combustion engines that operate at two times. : en es
  • US1700302A - Cranberry separator : en
  • US1700595A - Cellulose composition for esterification and process of preparing same : en
  • CH131230A - Optical pedestrian signal. : en fr
  • ES110695A3 - Improvements in sheaves or shackles for cables or chains. : en es
  • US1700404A - Water paint : en
  • CA286779A - Liquid level indicator : en fr
  • PL9784B1 - Method of obtaining acetone. : en pl
  • SU7667A1 - A device for determining the flow of water in irrigation and power open channels : en ru
  • US1700204A - Differential pressure gauge and flow meter : en
  • US1700683A - Double-end universal saw : en
  • SU7615A1 - Device for cleaning and heating feedwater in locomotive type boilers : en ru
  • SU7770A1 - Method of treating mole, with the aim of tanning it : en ru
  • CH131150A - Semi-automatic plant for the pressure casting of molten materials. : en fr
  • CH131165A - Device for engraving at least partly circular objects. : en fr
  • CA286868A - Electric furnace : en fr
  • AU1129428A - Improved shock absorber for motorcar and truck springs : en
  • CH131125A - Letter opener. : de en
  • SU7458A1 - Electric cartridge : en ru
  • SU7472A1 - Combined installation consisting of a steam piston machine and a turbine operating with its exhaust steam. : en ru
  • SU7698A1 - Water Tube Steam Boiler : en ru
  • US1700187A - Life-saving attachment for submarines : en
  • CH131059A - Device for adjusting and locking the mirror frame in the mirror frame of toilet mirrors. : de en
  • CH131222A - Stockings for varicose veins and method of making them. : en fr
  • US1700325A - Gas-control attachment for packers : en
  • ES110574A1 - A new fabric applied to the manufacture of linings for footwear. : en es
  • ES110617A1 - Auxiliary medium for tannery. : en es
  • GB305112A - Improvements in or relating to the withering of tea leaf or the like : en
  • CA286812A - Acetic acid : en fr
  • ES109785A1 - A machine for the continuous production of metallic jets cast in molds-coquillas. : en es
  • SU7598A1 - Bank carriage : en ru
  • SU7575A1 - Oil heating device : en ru
  • AU1368928A - Centrifugal pipe molds and method of making such molds : en
  • AU1673828A - Improvements in apparatus for feeding granular and powdered materials into containers and a packages : en
  • CA286843A - Asphalt emulsion : en fr
  • CH131046A - Stove for cheap fuel. : de en
  • CH131135A - Recording device. : en fr
  • USD77608S - Design for a lantern : en
  • GB283551A - Improvements in or relating to knitting machines : en
  • GB304891A - Improvements in tuning inductances : en
  • ES110575A1 - A method of construction of plates for layers applicable to the extraction of oils. : en es
  • DE470790C - Compressed air impact tool with a movable handle hood provided at the rear end of the tool : de en
  • ES110570A1 - A punch and similar drinks warming device. : en es
  • DE470913C - Lighting fixtures for chandeliers : de en
  • US1700389A - Grain-adjusting device : en
  • SU7653A1 - Contact detector : en ru
  • US1700147A - Method of corrugating metallic plates : en
  • SU7728A1 - Garbage can : en ru
  • US1700397A - Sound-reproducing machine : en
  • PL9811B1 - Machine for closing filled bags, especially paper bags * : en pl
  • DE470808C - In the ratio 6: 8 pole-changing winding : de en
  • CA286828A - Dough moulding machine : en fr
  • AU1157028A - Improvements in and relating to evaporators for refrigerating machines : en
  • CH131052A - Device for holding shutters in the closed and open position. : de en
  • US1700198A - Electric hair singer : en
  • CA286755A - Advertising device : en fr
  • PL9724B1 - Machine for digging up potatoes. : en pl
  • US1700729A - Drink mixer : en
  • CA286783A - Brooder heater : en fr
  • CH131276A - Process for the production of a new condensation product. : de en
  • SU7741A1 - Combined instrument for writing and drawing : en ru
  • FI12349A - Handrails : en fi
  • CH131235A - Device for transferring groups of oval cigarettes to a packaging station. : de en
  • PL9721B1 - Induction motor shorted to internal starting device. : en pl
  • US1700505A - Seal lock : en
  • SU7476A1 - Device for feeding sawdust to fish-smoking chambers : en ru
  • US1700334A - Clamp : en
  • SU7579A1 - Locomotive with several internal combustion engines (diesel locomotive) : en ru
  • SU7526A1 - Device for compensating charge current and ground current in high voltage networks : en ru
  • US1700665A - Tension device : en
  • US1700282A - Selector and automatic tuner for radiocircuits : en
  • SU7536A1 - Gas turbine blade : en ru
  • SU7565A1 - Hydraulic shutter for loading boxes of gas generators : en ru
  • DE470869C - Floor press : de en
  • US1700150A - Condenser-shaft regulator : en
  • CA286890A - Lifting device for use in slaughter house, butchery, etc. : en fr
  • CH131178A - Hobbing compressor. : de en
  • SU7703A1 - Cement tile making machine : en ru
  • US1700410A - Pencil clip : en
  • PL9796B1 - : en pl
  • PL9738B1 - Device for converting rectilinear movement to and from a rotary movement. : en pl
  • USD77600S - Design fob a combination cobnice and pilasteb : en
  • SU7722A1 - Rolls for pipe mills : en ru
  • US1700303A - Means for and method of forming gum : en
  • US1700460A - Metallurgical process : en
  • PL9770B1 - Manual nozzle conical valves. : en pl
  • CH131124A - Process for the production of films for color cinematography. : de en
  • SU7463A1 - Coupling head for pipes and hoses : en ru
  • PL9775B1 - Mechanical timer fuze. : en pl
  • US1700670A - Macaroni press : en
  • SU7649A1 - Device for optical signaling on the depth of the river on shallows : en ru
  • CH131102A - Process for the preparation of N-dihydro-1.2.1'.2'-antrachinonazine. : de en
  • CH131282A - Process for the pure preparation of specific tetanus pseudoglobulin from blood serum as well as from exudates and transudates of diseased individuals. : de en
  • CA286831A - Electric plug connector : en fr
  • PL9776B1 - A machine gun with an easily interchangeable barrel. : en pl
  • US1700554A - Ignition device for internal-combustion engines : en
  • USD77632S - Design fob a lock case : en
  • DK39752C - Device for attaching resilient teeth to spring harrows or the like. : da en
  • ES110281A1 - A continuously variable friction clutch. : en es
  • CH131157A - Process for hardening castings made of alloyed cast iron in their outer layers. : de en
  • CH131069A - Device for washing threads wound on tubes. : de en
  • BE356543A - : en fr
  • PL9743B1 - Automatic pistol. : en pl
  • SU7511A1 - Arrow for monorail air rail on pillars : en ru
  • USD77599S - Design fob a combined calendar : en
  • ES110613A1 - Rescue life buoy. : en es
  • SU7636A1 - Conic grate with lower fuel supply : en ru
  • US1700600A - Method of connecting booster transformers : en
  • US1700556A - Duction of gasoline : en
  • US1700167A - Lamp and guard handle : en
  • GB305068A - Improvements in and connected with the separation of solid materials of different specific gravities : en
  • US1700698A - Method for purifying gases : en
  • DE470833C - Nitschelwerk for toweling lines : de en
  • ES110610A1 - A life-saving device applicable to all kinds of motor vehicles. : en es
  • GB295698A - Improvements in or relating to oil burners : en
  • GB304858A - Improvements in or relating to devices for converting mechanical vibrations into electrical impulses and vice versa, particularly applicable to sound reproducing apparatus : en
  • SU7661A1 - Bottom tube : en ru
  • CA286813A - Car body side bearing : en fr
  • CH131113A - Envelope. : en fr
  • ES110592A1 - An industrial product to strengthen, clean and perfume the hair. : en es
  • GB292593A - Improvements in milking machines : en
  • GB304831A - Electric artificial rainmaking and weather regulating apparatus : en
  • AU1181028A - An improved collapsible stretcher or hammock : en
  • SU7482A1 - Supporting core for hollow electrical wires and a device for its manufacture : en ru
  • US1700205A - Cutter tool : en
  • US1700415A - Transfer web : en
  • SU7686A1 - Attachment to a screw cutter for winding onto coils of screwed wire : en ru
  • US1700532A - Air-operable lock for power reversing gears : en
  • US1700676A - Window shade : en
  • PL9772B1 - A device for setting the concave in wide pasture dairies. : en pl
  • SU7430A1 - Composite wood shaft for textile machines : en ru
  • US1700246A - Step-by-step lead pencil : en
  • US1700694A - Starter : en
  • GB279414A - Improvements in and relating to chill cast iron alloys : en
  • GB304802A - Expanding road vehicle : en
  • US1700178A - Device for controlling electrolytic operations : en
  • US1700667A - Grinding body for tube and drum mills : en
  • CH131260A - Process for the production of a new dye. : de en
  • PL9774B1 - The method of producing fodder cakes. : en pl
  • US1700372A - Valve for compressors : en
  • US1700530A - Acoustic diaphragm : en
  • USD77594S - Design for an animal figure : en
  • CA286860A - Cap : en fr
  • CH131108A - Process for the production of matt structures from cellulose. : de en
  • SU7481A1 - Manual : en ru
  • BE356970A - : en fr
  • SU7693A1 - Adaptation to the Morse key typing transmitter, which serves to prevent the sending of current pulses during the reverse movement of the key levers : en ru
  • CA286758A - Preheater for automatic feeding : en fr
  • CH131252A - Process for the production of a new azo dye. : de en
  • ES110580A3 - An apparatus for mixing or emulsifying that is particularly suitable for viscous and adherent fluids. : en es
  • PL9826B1 - The way of decomposing coal into its components. : en pl
  • SU7543A1 - Drive for motor carriages especially for railway motor carriages : en ru
  • SU7607A1 - Drive gear for lifts, moving ladders, etc. : en ru
  • CH131272A - Process for the preparation of a derivative of a vat dye. : de en
  • PL9780B1 - High-impedance resistors, weatherproof. : en pl
  • SU7742A1 - Surface gage : en ru
  • US1700252A - Optical system : en
  • US1700598A - Steering mechanism for self-propelled vehicles : en
  • CH131067A - Bottle cap. : de en
  • SU7695A1 - Moving guiding device for coke pie when unloading it from the furnace : en ru
  • US1700711A - Clay carrier : en
  • SU7685A1 - Slotting machine for screw and screw heads : en ru
  • US1700374A - Vending machine : en
  • SU7597A1 - Automatically active measuring device for diffusion juice : en ru
  • CA286821A - Garment : en fr
  • CH131176A - Control for pipe shut-off devices. : de en
  • AU1485328A - Improvements in or relating to electric transformers : en
  • US1700170A - Method of making elastic metal stringing : en
  • SU7486A1 - Device for locking hatches of a freight car : en ru
  • SU7716A1 - Wood copy machine : en ru
  • US1700140A - Locomotive-boiler firebox : en
  • US1700631A - Device for keeping motor-cycle driving chains evenly tight : en
  • SU7729A1 - Mechanism for driving flat planes : en ru
  • US1700399A - Recording apparatus : en
  • US1700453A - Inking surface cleanser : en
  • AU1132928A - Improvements in talking machines : en
  • US1700131A - Sausage linking and twisting machine : en
  • US1700571A - Roll for cane mills, crushers, and the like : en
  • USD77615S - Design for a chandelier arm : en
  • SU7440A1 - Hydraulic transmission : en ru
  • SU7474A1 - Glass Plate Printing Machine : en ru
  • US1700634A - Grinding tool : en
  • US1700727A - Pane retainer : en
  • FI12341A - Anordning vid roterande tappningsmaskiner : en fi
  • GB304843A - Improvements in or relating to telephone hand sets : en
  • GB305686A - Improvements in engine valve gear : en
  • DE470919C - Dyeing device for the shade dyeing of warps or fabrics wound on dye trees : de en
  • ES109644A1 - Hydro-pneumatic engine. : en es
  • GB304894A - Improvements in and connected with the construction of reinforced concrete floors : en
  • US1700186A - Cream aerator : en
  • CH131063A - Cookware for electric stoves. : de en
  • CH131275A - Process for the production of a new condensation product. : de en
  • GB296396A - Improvements in knitting machine : en
  • GB304805A - Improvements in or relating to apparatus for reproducing or recording sound waves : en
  • FI12333A - Förfaringssätt electrolyte utvinning av rent Aluminum ur råaluminium, legeringar och dyl. : en fi
  • FI12336A - Förfaringssätt oc apparat för behandling av växtartade ämnen : en fi
  • DE470615C - Thread clamp and cutting device for sewing machines, especially buttonhole sewing machines : de en
  • SU7419A1 - Locomotive : en ru
  • SU7453A1 - Roller bearing : en ru
  • US1700183A - Brooder stove : en
  • US1700534A - Electrical power unit : en
  • DK39751C - Device for tillers which are towed and driven by a tractor. : da en
  • FI12334A - Machine base for marine diesel engines : en fi
  • GB302893A - Improvements in or relating to sparking plugs : en
  • GB304862A - Improvements relating to advertising or display apparatus : en
  • GB304971A - Improvements in and relating to cooking pans : en
  • GB283150A - Improvements relating to means for removing excess material in pottery and like shaping operations : en
  • GB296720A - Improvements in spring suspensions for motor & other vehicles : en
  • ES110450A1 - A procedure for pressing the artificial shaft with the corresponding mold. : en es
  • FI12351A - Tensioner for weaving machines : en fi
  • DE470939C - Method and device for sealing cooling containers for bright annealing of wire or the like by means of an immersion seal : de en
  • GB297355A - Improvements relating to blank holder cushioning devices in presses for drawing plates or sheets : en
  • ES110001A1 - A method for the treatment of wood. : en es
  • US1700222A - Variable condenser : en
  • GB304878A - Improvements in and relating to cupboards and the like : en
  • GR2139B - APPARATUS FOR FIXING (CONNECTING) MEASURING INSTRUMENTS ON THEIR TRIPOD. : el en
  • DE470768C - Ose for additional handles on suitcases : de en
  • US1700427A - Collating machine : en
  • SU7537A1 - Seals casting machine : en ru
  • GB286605A - A new or improved hand-operated digging appliance : en
  • GB304849A - Method of and apparatus for producing strip material of metal : en
  • GB304384A - Improvements in packing cases : en
  • US1700444A - Method of and apparatus for measuring the inductance of cables and conductors : en
  • ES110618A1 - A cellulose yarn made of continuous single filaments. : en es
  • US1700393A - Radio frequency amplification circuits : en
  • US1700476A - Submarine signaling cable : en
  • ES110627A3 - Improvements in the facilities for distilleries and similar industries. : en es
  • GB296786A - Improvements in or relating to floor polishers : en
  • GB295708A - Improvements in or relating to oil burners : en
  • GB288216A - Process and apparatus for the separation by intense cooling of gaseous mixtures containing acetylene : en
  • GB304835A - Improvements in or relating to loom shuttles : en
  • ES109276A1 - A new cash register for consumer spending, preferably suitable for restaurants, cafes, bars and other similar establishments. : en es
  • GB296719A - Electrical indicating instruments : en
  • ES110664A1 - A self-emanator of perfumed disinfected substances. : en es
  • DE470798C - Weir for changeable traffic jams : de en
  • DE470831C - Device for the production of models for the embossing of machines for the production of fillers for shoes and boots : de en
  • DE471052C - Rope clamp : de en
  • US1700663A - Method of grinding threads : en
  • CA286805A - Tobacco stripping machine : en fr
  • CA286870A - Stencil sheet : en fr
  • DE466872C - Device for attaching postage stamps in albums by means of a transparent cover sheet : de en
  • PL9782B1 - Machine for digging up potatoes. : en pl
  • DE470727C - Process and device for the recovery of adsorbed gases or vapors by heating the space containing the loaded adsorbent : de en
  • DE470959C - Filing device for sharpening band saws : de en
  • GB304875A - Improvements in, or relating to, filing systems : en
  • CA286781A - Freight transportation means : en fr
  • CH131122A - Film strip. : de en
  • CH131209A - Regulating switch for step transformers. : de en
  • US1700421A - Combination-tractor implement : en
  • CH131293A - Discharge tube with low internal capacity. : de en
  • DE470739C - Process for treating liquids containing alkaline components : de en
  • DK39743C - Liquid Whaling. : da en
  • US1700356A - Registering renewable plug fuse : en
  • GB284229A - Improvement in brake mechanism for automotive vehicles : en
  • US1700117A - Ridging machine : en
  • CA286820A - Machine for making concrete blocks : en fr
  • PL9771B1 - Self-acting pressure reducing valve for compressed gas. : en pl
  • US1700316A - Pany of mh : en
  • US1700428A - Thermostatic valve control : en
  • USD77616S - Design for a dog biscuit : en
  • US1700583A - Cut-film case : en
  • USD77597S - Design eor a calendar case : en
  • SU7485A1 - Scale with elastic padding bron : en ru
  • US1700551A - Dental floss holder : en
  • ES110587A1 - A device for the necks of the bottles. : en es
  • SU7493A1 - The method of adjusting the speed of the DC motor : en ru
  • SU7731A1 - Apparatus for reducing dust generation when trash overloads : en ru
  • USD77623S - Design for a toy horse : en
  • US1700677A - Magneto : en
  • US1700211A - Spark-intensifier terminal : en
  • DE470855C - Automatic tensioning device for contact wires or other parts of electrical railways : de en
  • GB305065A - Improved process of and apparatus for renovating cards of the type used in accounting machines : en
  • US1700409A - Pipe-thread cleaner and chaser : en
  • US1700527A - Lubricant compressor : en
  • SU7418A1 - The overlap of the same intersecting elements : en ru
  • SU7473A1 - Door lock : en ru
  • SU7775A1 - Hearing aid for hearing impaired : en ru
  • US1700125A - Reversible driving mechanism for tumblers : en
  • US1700585A - Combined brush rest and wiper : en
  • GB304814A - Improvements in the manufacture and production of coloured compositions from cellulose esters and the like : en
  • SU7714A1 - Instrument for the selection of colors and tones : en ru
  • US1700327A - Relieving mechanism for lathes : en
  • DE470860C - Slidable, rotatable and lockable pressure pad on the truss bar : de en
  • GB304973A - Improvements in wings for aeroplanes and like aircraft : en
  • CH131071A - Machine for loosening woven fabrics. : de en
  • GB295707A - Improvements in or relating to oil burners : en
  • GB305152A - Improvements in or relating to the manufacture of articles containing material at one stage plastic, and particularly in or relating to the extrusion of the said plastic content : en
  • US1700224A - Practice golf-ball device : en
  • US1700358A - Disk harrow : en
  • US1700664A - Filling fork and stop motion for oriental rug looms : en
  • SU7477A1 - Device for lifting steam locomotive hood : en ru
  • SU7735A1 - Device for determining the resistance to movement on different soils : en ru
  • SU7767A1 - Winch locking device : en ru
  • US1700623A - Liquid container : en
  • ES109681A1 - Safety device against engine fire. : en es
  • GB304866A - Improvements relating to turning and boring lathes : en
  • CH131236A - Device for holding sacks open. : de en
  • SU7471A1 - Electromagnetic current limiter : en ru
  • SU7778A1 - The method of coloring furs, hair, feathers, etc. : en ru
  • PL9745B1 - A method of desulphurizing ores containing zinc sulphide. : en pl
  • SU7652A1 - Chamotte safety wall for a tube plate in a firebox of a locomotive, etc. boilers : en ru
  • USD77587S - Design for a fender guard : en
  • SU7445A1 - The method of continuous separation of the gas mixture : en ru
  • US1700195A - Conduit fitting : en
  • GB304892A - Improvements in or relating to the formation of gills, worms or helices, upon tubes, shafts or the like : en
  • GB304926A - Improvements in or relating to the recovery of oils and naphthenic acids from still residues obtained in the purification of mineral oils : en
  • US1700477A - Vibration-reducing means : en
  • SU7634A1 - Steam Water Heater for Shower : en ru
  • US1700435A - Automatic advertising machine : en
  • GB304955A - Improvements in warp stop-motions for looms : en
  • GB305063A - Improvements in thermionic valves : en
  • US1700189A - Guide for woodworking tools : en
  • PL9828B1 - Device for fixing blinds : en pl
  • SU7738A1 - Device for applying and drilling centers in shafts, etc. cylindrical objects : en ru
  • AU1447228A - Improvements in spring traps for animals : en
  • US1700164A - Container : en
  • US1700535A - Protector for mattresses : en
  • ES110628A1 - A new ice cream : en es
  • FI12320A - Air blower integrated with an electric motor : en fi
  • SU7508A1 - Enhanced cinematographic film : en ru
  • US1700237A - Superheater : en
  • CH131066A - Beard brush whose handle has a reservoir. : en fr
  • CH131286A - Process for the preparation of a polysulfide ester of an aromatic carboxylic acid. : de en
  • AU1346128A - Method of and apparatus for ventilating fodder stacks : en
  • DE470654C - Device for the automatic regulation of gas generation plants : de en
  • PL9822B1 - A method and device for sorting powdered or granular minerals, especially coal. : en pl
  • SU7547A1 - Masha on digging soil : en ru
  • US1700418A - Percussive tool : en
  • USD77588S - Design for a display stand : en
  • PL9729B1 - A device for self-regulation of energy flow to electric heaters. : en pl
  • SU7483A1 - Fixture for cleaning cycles of parquet floors : en ru
  • SU7532A1 - Indirect boiler unit : en ru
  • GB304900A - An improved cellulosic fabric and the production thereof : en
  • PL9750B3 - Regulator for vehicle damper. : en pl
  • PL9808B1 - Chicken litter. : en pl
  • DK39738C - Device by which the soil layer lying below the ground surface can be brought up to the surface. : da en
  • GB304988A - Improvements in or relating to rubber boots : en
  • GB286731A - An improved method of producing a viscous condensation product : en
  • GB305004A - Improvements in and relating to rotary blowers and rotary motors : en
  • SU7790A1 - Drawing device for parallel lines : en ru
  • CH131058A - Electrically operated polishing device. : de en
  • ES110600A1 - Shot regulator. : en es
  • DE470762C - Control head for sootblowers : de en
  • SU7542A1 - Self-excited phase regulator for asynchronous motors : en ru
  • SU7754A1 - Ring key for butt joints in wood trusses : en ru
  • US1700239A - Window structure : en
  • US1700720A - Cover for springs : en
  • US1700368A - Grate : en
  • US1700704A - Alfred linderson : en
  • SU7584A1 - Electromagnetic device for machining piston rings on turning or the like machine tools : en ru
  • PL9803B1 - Cooled barrel for automatic firearms. : en pl
  • SU7599A1 - Adaptation to telephones to eliminate the effects of extraneous noise : en ru
  • DE470881C - Crosshead guide for presses or the like. : de en
  • SU7576A1 - Card Coiler Stop : en ru
  • SU7753A1 - Device for ventilating rooms, especially stables : en ru
  • US1700565A - Laminated curb : en
  • ES110115A2 - An industrial product consisting of a hygienic toilet cover. : en es
  • DE470911C - Protection device against insect bites : de en
  • GB304886A - Improvements in or relating to frames of motor and other vehicles : en
  • ES110718A1 - An industrial product consisting of a non-combustible tape for the winding of cables of electrical machines or used as conductors of the own energy. : en es
  • GB304867A - Improvements in digging or like agricultural machines : en
  • CH131132A - Device for energy supply and temp setting of electrical projectile time detonators. : de en
  • FI12348A - Water hose mouthpiece for washing the car, etc. : en fi
  • US1700674A - Method of treating low-carbon steel and the like : en
  • USD77612S - Design for a brace for chandeliers : en
  • DE470895C - Jacquard machine for the production of picture fabrics with any number of warps : de en
  • US1700301A - Removable fourdrinier paper machine : en
  • USD77629S - Temple : en
  • US1700543A - Electric stove : en
  • GB305151A - Improvements in or relating to addressing and similar printing machines : en
  • ES110623A1 - A set of spring-loaded recoil wrenches visible trigger for hunting shotguns. : en es
  • CH131084A - Elastic winding roller for calenders. : de en
  • CH131164A - Apparatus for drying material suspended in a gaseous medium. : de en
  • SU7586A1 - Splitter : en ru
  • US1700673A - Pocket, cycle, and other lamp : en
  • CH131039A - Arched windows for roof gaps. : de en
  • GB288218A - Improvements in electric current distributing and reversing devices for ringing swinging bells : en
  • ES110704A3 - A procedure for the manufacture of a sweet based on milk and sugar. : en es
  • FI12340A - Anordning vid kinematografapparater för förhindrande av filmens antändning : en fi
  • GB304847A - Improvements in and relating to mechanical gearing for increasing power and speed : en
  • CH131292A - High vacuum thermionic apparatus. : en fr
  • GB295318A - : en
  • GB304943A - Improvements in means for operating printing or registering mechanism on weighing apparatus, particularly on pendulum balances : en
  • GB304872A - Improvements in and means for obtaining crystals of uniform coarse grain, especiallyof fertiliser salts : en
  • GB304854A - Improvements in illuminating means for signs, window displays, scenic effects and the like : en
  • GB304908A - Improvements in and relating to windows : en
  • US1700139A - Printing press : en
  • SU7443A1 - Method of making and using lecithin preparation for subcutaneous and intravenous infusions : en ru
  • ES110702A3 - A glass dome coffee maker. : en es
  • US1700635A - Rail fastener : en
  • GB295633A - An improved method of manufacturing twisted metal bodies, such as turbine blades, propeller blades and the like : en
  • GB304925A - Improvements in or relating to hand grips for use in railway or other carriages, on drag ropes, and for like purposes : en
  • ES110619A1 - Improvements in the scales. : en es
  • USD77618S - Design for a bottle : en
  • SU7683A1 - Counting logarithmic device : en ru
  • US1700182A - Assisnos : en
  • PL9749B3 - Lubricating device for vehicle shock absorbers. : en pl
  • US1700570A - Bottle carrier : en
  • FI12339A - Condensation for the cylindrical cylinder and type : en fi
  • PL9801B1 - Centrifugal fuse for fuses. : en pl
  • US1700539A - Package container : en
  • US1700504A - Concrete burial vault : en
  • USD77625S - Design for an ice-cream cone : en
  • US1700632A - Quick-connection valve : en
  • AU1160428A - Improvements in high pressure steam plants ofthe locomotive and like type : en
  • AU1331628A - Boring and reaming devices : en
  • SU7495A1 - Starting method of an asynchronous machine equipped with a compensated frequency converter : en ru
  • CH131265A - Process for the preparation of a vat dye of the benzanthrone pyrazole anthrone series. : de en
  • US1700155A - Table-top construction : en
  • US1700725A - Impulse turbine : en
  • SU7727A1 - Garbage truck : en ru
  • US1700475A - Manicuring device : en
  • US1700520A - Spring : en
  • US1700279A - Card holder : en
  • GB304944A - Improvements in signs : en
  • SU7739A1 - Wrench : en ru
  • CA286871A - Flush-pipe housing : en fr
  • DE470937C - Device for applying the etched tubes to the forme cylinders of rotogravure printing machines : de en
  • CH131277A - Pipe connection, especially for pipes to be embedded in the ground. : de en
  • SU7452A1 - Machine for the production of packs of flat matches : en ru
  • US1700323A - Wrench : en
  • ES109660A2 - Improvements in substances transparent to ultra-violet light. : en es
  • GB305155A - A variable speed gear or torque converter : en
  • US1700424A - Automatic safety gate : en
  • US1700123A - Handle construction for storage-battery boxes : en
  • GR2136B - LAMP (BURNER) WITH LIQUID FUEL, AND SPECIAL POWER SUPPLY SYSTEM. : el en
  • GR2140B - MECHANICAL COAL. : el en
  • PL9748B1 - A device for cleaning boilers and similar tanks, using liquids. : en pl
  • PL9730B1 - A fishing net pulled along the bottom. : en pl
  • SU7802A1 - Gramophone Sound Box : en ru
  • PL9785B1 - Cake plate with self-closing lid. : en pl
  • SU7677A1 - Control tachometer : en ru
  • SU7713A1 - Weaving hook fitting for threading : en ru
  • CA286763A - Vehicle road obstruction remover : en fr
  • DK39749C - Earth Treatment Machine. : da en
  • CH131266A - Process for the preparation of a vat dye of the benzanthrone pyrazole anthrone series. : de en
  • CA286782A - Furnace : en fr
  • CH131079A - Device with rectilinear knitting machines, for Jacquard knitting. : en fr
  • SU7562A1 - Device for cutting packaging and top layers of paper from paper reels : en ru
  • US1700614A - Roaster : en
  • US1700684A - Retort : en
  • SU7801A1 - Music stand for working on typewriters, proofreaders, typesetters, etc. : en ru
  • AU993027A - An improved machine forthe manufacture of lath blinds : en
  • PL9795B1 - Round drill. : en pl
  • US1700257A - Magazine lead pencil : en
  • SU7618A1 - Breaking shoulder strap looms : en ru
  • CH131239A - Transport system for excavated earth that can be quickly installed with a filling funnel. : de en
  • GB305071A - Improvements in scissors : en
  • CH131279A - Switches, in particular for switching apparatus. : de en
  • SU7734A1 - Electric laboratory crucible furnace : en ru
  • US1700579A - Umbrella and hat rack : en
  • US1700529A - Coffeepot : en
  • US1700281A - Selector and automatic tuner for radiocircuits : en
  • US1700695A - Train control : en
  • SU7769A1 - Fire extinguishing device, automatically reducible and action when a short circuit current in the alarm circuit : en ru
  • US1700340A - Work-releasing device for lathes : en
  • US1700318A - Tridimensional chart : en
  • USD77617S - Geokge n : en
  • CH131234A - Shoeing. : de en
  • CH131208A - Device for automatic voltage regulation for dynamos, in particular on vehicles. : de en
  • AU1132128A - Improvements in insect proof cots, beds, andthe like : en
  • CA286816A - Frame construction : en fr
  • CH131101A - Process for the preparation of a dye. : de en
  • CH131129A - Trigger device for crossbows, air rifles and the like. : de en
  • GB293303A - Improvements in or relating to aeroplanes : en
  • CH131042A - Regulation device for riflemen. : de en
  • SU7490A1 - Piston for high-speed internal combustion engines : en ru
  • SU7674A1 - Crystal Contact Detector : en ru
  • US1700417A - Hydraulic power-transmitting apparatus : en
  • CH131115A - Form container. : de en
  • CH131093A - Process for the production of plain wheat beer without any grounds : de en
  • DE470683C - Device for practicing the procedure : de en
  • FI12343A - Exemption for gymnastics : en fi
  • GB304860A - Improvements in or relating to thermal water-circulation devices for use in steam boilers and other liquid heaters : en
  • GB305685A - Improvements in signalling apparatus for motor cars, aeroplanes, or similar vehicles : en
  • CH131212A - Electric controller with at least one spring-loaded measuring element. : de en
  • CH131060A - Chair with back and side rests. : de en
  • ES110706A3 - A massage roller. : en es
  • GB304939A - Improvements relating to metal tanks or receptacles : en
  • SU7630A1 - Method for refining bromine : en ru
  • US1700661A - Thermostatic control system for electric heat-producing apparatus : en
  • SU7465A1 - Washbasin flushing device : en ru
  • SU7782A1 - Pointing device for measuring devices : en ru
  • US1700602A - Control apparatus : en
  • CH131210A - Adjustable electrical resistance with electrodes immersed in a liquid. : en fr
  • PL9829B1 - The method of applying grease to the axial assemblies of mine trucks. : en pl
  • US1700232A - Mechanically-operated toy : en
  • SU7641A1 - Desk, which can be turned into a toilet, bed or sofa : en ru
  • SU7792A1 - Device for stopping the engine with the semaphore closed : en ru
  • US1700355A - Calculating mechanism : en
  • SU7750A1 - Automatic scales for weighing bulk materials : en ru
  • US1700378A - Rock drill : en
  • US1700654A - Boring tool : en
  • US1700184A - Door construction : en
  • US1700360A - Float-controlled valve : en
  • US1700388A - Tobacco press : en
  • GB304948A - An improved method of coating ammunition cartridges : en
  • DE470742C - Motorized vacuum cleaner : de en
  • DE470995C - With a flexible outsole, stiffened by insoles, a replaceable longitudinal rail with a protective pocket on the front edge : de en
  • DK39741C - Drivetrain, in particular for Cutting or Stirring Tools for Cheese Making Machines. : da en
  • US1700433A - Door-operating apparatus : en
  • USD77607S - Design for a lantern : en
  • AU1128428A - Improvements in or relating to indicating mechanism applicable for use with apparatus for delivering measured quantities of liquid : en
  • CH131241A - Equipment on motor vehicles for electrical lighting with primary current from the magnet apparatus. : de en
  • CH131249A - Process for the preparation of p-bromodimethylaniline. : de en
  • US1700248A - Bag holder : en
  • SU7640A1 - Belt Tensioner : en ru
  • CA286753A - Knife sharpener : en fr
  • CH131268A - Process for the preparation of a sulfur-containing indigoid vat dye. : de en
  • CH131145A - Device for generating a rectilinear reciprocating motion through a liquid. : de en
  • CH131044A - Driveway. : de en
  • CH131264A - Process for the preparation of a vat dye of the benzanthrone pyrazole anthrone series. : de en
  • CH131123A - Camera for trichrome photography. : en fr
  • CH131166A - Molded body set for the representation of ornaments and figures. : de en
  • SU7544A1 - The method of producing double fluoride compounds : en ru
  • SU7733A1 - Bayonet rifle : en ru
  • US1700333A - Cutter-locking means for milling tools : en
  • US1700270A - Process of and means for cooling internal-combustion engines : en
  • CH131170A - Tobacco pipe with an extended smoke path. : de en
  • CH131183A - Internal combustion engine. : de en
  • CH131259A - Process for the production of a new azo dye. : de en
  • US1700177A - Oven front : en
  • US1700258A - Weighing scale : en
  • US1700290A - Echelon-plane airship : en
  • CA286768A - Self-serving store : en fr
  • SU7771A1 - Powder Cleaning Device for Powdered Rubber Material : en ru
  • SU7451A1 - Device for determining the direction of sound : en ru
  • US1700267A - Hot-mill structure and operation : en
  • CH131077A - Device for dividing and feeding threads, in particular for chain thread drawing machines. : de en
  • US1700294A - Loading machine : en
  • AU1134528A - Improvements in pivoted slippers for -reciprocating elements of machines : en
  • CH131080A - Device for alternately activating and deactivating the needles of knitting machines. : en fr
  • AU1347528A - Improvements in refrigerating apparatus : en
  • US1700229A - Friction shock-absorbing mechanism : en
  • US1700640A - Amusement apparatus : en
  • CA286800A - Sectional tire core : en fr
  • SU7684A1 - Automatic scales for weighing equal portions of bulk material : en ru
  • CA286847A - Rice processing : en fr
  • CH131097A - Process for the production of aluminum oxide. : de en
  • CA286760A - Nitric oxide processing : en fr
  • US1700649A - Steam plant : en
  • US1700572A - Needle-picking machine : en
  • SU7784A1 - Device for limiting the motion of an electric motor bridge crane : en ru
  • SU7506A1 - Support for truck and trolley leading ropes in cable cranes : en ru
  • US1700361A - Radio apparatus : en
  • GB281670A - : en
  • GB304935A - Improvements in or relating to scale boxes for use with torsion meters : en
  • US1700522A - Mold construction : en
  • USD77624S - Isaac bosenhaft and iseael heeskowitz : en
  • SU7439A1 - Machine for centrifugally casting hollow metal objects by pouring molten metal into a rotating tiltable shape : en ru
  • SU7594A1 - Device for accounting for shrinkage and amount of material obtained on a loom : en ru
  • US1700479A - Treating hydrocarbon oils : en
  • CA286814A - Animal blinder : en fr
  • SU7568A1 - Fixture for precise, removable attachment of models to molding plates : en ru
  • US1700401A - Fountain-pen filler : en
  • US1700587A - Cable equalizer for elevators : en
  • PL9791B1 - The connection system of intermediate amplifiers in two-wire cables. : en pl
  • SU7589A1 - Scoop top : en ru
  • US1700558A - Doorcheck : en
  • SU7491A1 - Dome or vaulted ceiling of hollow glass shaped stones : en ru
  • US1700275A - Band-saw oiler : en
  • US1700512A - Method and apparatus for constructing building units : en
  • CH131094A - Tobacco cutting machine. : en fr
  • CH131130A - Self-loading pistol. : de en
  • CH131081A - Figure ribbon for making lace handicrafts. : de en
  • SU7676A1 - Two-way cross-switch : en ru
  • US1700707A - Chain grate stoker : en
  • AU1241028A - Improvements in floor treating machines orthe like : en
  • GB305075A - Improvements in and relating to telegraphic receiving and transmitting apparatus : en
  • GB290277A - : en
  • US1700285A - Tank heater : en
  • DE470716C - Safety razor with a holder for the blade and a handle attached to it : de en
  • SU7622A1 - Shock device for the acceleration of rail butt gaps : en ru
  • US1700238A - Window structure : en
  • US1700483A - Dispensing device : en
  • US1700485A - Half-hose garter : en
  • US1700723A - Aerated contact filter for sewage treatment : en
  • CA286752A - Fire box arch : en fr
  • US1700709A - Mineral-oil vaporizer : en
  • US1700618A - Multicolor cinematograph and other films : en
  • SU7457A1 - Heating device : en ru
  • US1700544A - Heater for windshields : en
  • SU7585A1 - Metallic Racing for Loom : en ru
  • US1700152A - Flexible threshold : en
  • PL9760B1 - Method of hardening steel against the action of hot gases and vapors. : en pl
  • PL9800B3 - Impact fuse. : en pl
  • US1700466A - Machine-switching telephone-exchange system : en
  • US1700693A - Tipping apparatus for wagons and the like : en
  • US1700730A - Electric drink mixer : en
  • DE470906C - Rotary crusher with a conical crusher, spherical in the lower part : de en
  • US1700136A - Mop : en
  • SU7566A1 - Carburetor : en ru
  • SU7644A1 - Device for opening and closing the pan with filter presses : en ru
  • AU1164728A - Improvements in collapsible shop verandah blinds : en
  • SU7527A1 - Telephone device : en ru
  • PL9804B1 - Machine gun bed with a tripod. : en pl
  • US1700173A - Metallic thermostat : en
  • US1700493A - Friction clutch : en
  • DE470874C - Plow with controllably arranged jetting tools behind the plow body : de en
  • DE470725C - Drive by means of compressed air or press fluid for tools such as drills and Like. In deep boreholes : de en
  • DE471005C - Drip tray arrangement for the pulling device of freight wagons : de en
  • GB304841A - An improved valve operating gear for internal combustion engines : en
  • CH131245A - Elastic wheel. : en fr
  • US1700447A - Registering bank : en
  • US1700472A - Electron-discharge device : en
  • US1700566A - Vehicle suspension device : en
  • AU1339528A - Improvements in or relating to vacuum tubes : en
  • CA286772A - Calculating machine : en fr
  • CH131232A - Apparatus for displaying advertising posters. : de en
  • CA286754A - Arc shaper : en fr
  • CH131110A - A process for protecting metals, especially iron and steel, against corrosion. : en fr
  • CH131117A - A method and apparatus for printing by means of clichés consisting of thin metal sheets bearing characters in relief. : en fr
  • CA286817A - Truck body : en fr
  • CA286884A - Pneumatic brake for railroad vehicles : en fr
  • PL9744B1 - Automatic pistol. : en pl
  • SU7423A1 - Explosion protection of flammable liquids storages : en ru
  • US1700706A - Door construction for washing machines : en
  • US1700550A - Dental floss holder : en
  • BE356537A - Improvements to totalizing and similar devices : en fr
  • SU7762A1 - Eccentric press for secondary pressing of raw bricks : en ru
  • US1700430A - Method and apparatus for cooling liquids : en
  • US1700603A - Ignition device : en
  • US1700486A - Pocket lighter : en
  • PL9766B1 - Concrete compactor. : en pl
  • SU7772A1 - Microscope Object Holder : en ru
  • CH131151A - Device for the production of metal tubes and other hollow bodies made of metal using the centrifugal method. : de en
  • US1700348A - Lister plow : en
  • US1700390A - Barking drum : en
  • US1700223A - Ledger lock : en
  • US1700510A - Dough mixer : en
  • AU1383828A - Rotary earth working implement : en
  • CA286826A - Antiseptic-anesthetic salts : en fr
  • SU7737A1 - Electric battery : en ru
  • US1700129A - Lock : en
  • US1700646A - Adjustable partition or gate : en
  • US1700127A - Tractor : en
  • US1700376A - Locking mechanism for the steering wheels of vehicles, etc. : en
  • US1700280A - Blind for halters : en
  • SU7758A1 - Tool for tearing tickets, papers, etc. : en ru
  • ES110667A1 - Perfections in the production of optical slits for the impressing of discs by photography intended for the reproduction of sound. : en es
  • CH131127A - Swimming shoe. : de en
  • US1700339A - Mattress and cushion : en
  • SU7608A1 - Method for increasing sensitivity of engine speed control : en ru
  • US1700144A - Reenforcing means for metallic plates : en
  • CA286796A - Mercury tube switch : en fr
  • CH131172A - Ball joint. : de en
  • CH131064A - Trouser tensioning device. : de en
  • SU7757A1 - Device for locking the inlet valve enclosing the inlet valve in pneumatic drilling machines : en ru
  • US1700272A - Antiskid device : en
  • CA286836A - Thoria-doped tungsten filament : en fr
  • CA286857A - Gypsum product : en fr
  • CH131121A - Process for achieving an accurate register, especially for multicolor intaglio printing. : de en
  • CA286841A - Compressor control apparatus : en fr
  • CH131049A - Machine for forming blocks. : de en
  • SU12734A1 - A device for determining lumber log output : en ru
  • US1700688A - Construction of bogie trucks for railway and like vehicles : en
  • PL9740B1 - A device for artificial drying of agricultural crops arranged in stacks. : en pl
  • US1700439A - Clothes drier : en
  • US1700503A - Cement head : en
  • CA286764A - Food container : en fr
  • SU7625A1 - Lock with locking bolt and handle : en ru
  • DE470815C - Device for generating hot water and hot air : de en
  • DE470935C - Device for cleaning matrices by means of brushes or the like and continuous supply of fresh gasoline : de en
  • GB305003A - Improvements in pipe hooks : en
  • FI12324A - Låsanordning för förhindrande av longitudinalförskjutning hos järnvägsskenor : en fi
  • US1700287A - Method and apparatus for refinincj reclaimed rubber : en
  • DE470734C - Electricity device for Schlaemme : de en
  • GB304873A - Improved web roll controlling mechanism for slitting or other machines : en
  • SU7461A1 - Sledge dredger : en ru
  • GB280893A - An improved milking machine having electrically controlled pulsations : en
  • GB304996A - Aircrafts with swinging wings : en
  • ES110260A1 - Improvements in anti-glare devices for headlights of motor vehicles. : en es
  • GB304979A - Improvements in or relating to postal bags : en
  • GB305080A - Improvements in gas masks, respirators and the like : en
  • CA286794A - Power transmission mechanism : en fr
  • US1700379A - Reversible motor : en
  • GB305555A - A process of improving perfumes : en
  • GB287140A - Improvements in and relating to dielectric material and methods of manufacturing the same : en
  • GB305051A - Improvements in and relating to the formation of agglomerates or aggregates from pulverised materials : en
  • GB305253A - Improvements in or relating to gas producing and oil recovery plant : en
  • SU7723A1 - A tool for drawing correct rectangles : en ru
  • US1700180A - Selective telegraph system : en
  • US1700185A - Pipe-threading die : en
  • GB304857A - Improvements in or connected with turbines or turbo-motors : en
  • DE470806C - Safety plug with replaceable lamellar safety : de en
  • DK39758C - Method for the manufacture of interconnected castings and devices for the same execution. : da en
  • ES110607A1 - Improvements in flying devices lighter than air. : en es
  • ES110626A3 - Improvements in the refining of oils and fats. : en es
  • PL9755B1 - Method and device for concentration of nitric acid. : en pl
  • GR2134B - TRAINING MISSIONS FOR USE IN BOMBARDMENT AIRCRAFT. : el en
  • US1700354A - Emergency rivet : en
  • US1700610A - Tool holder and tool : en
  • GB304850A - Improvements in synchronous telegraph systems : en
  • ES110675A1 - Arrangement to raise resistance to constant efforts of light metal rivet joints. : en es
  • ES110591A1 - Apparatus for permanent waving. : en es
  • ES110446A1 - A new type of turntable for rail cars, cars, cranes and the like. : en es
  • GB304986A - Improvements in or relating to driving belts for machinery : en
  • ES110707A1 - Apparatus for the production of solid ice cream or frozen ice cream. : en es
  • GR2144B - INSECTICID LIQUID. : el en
  • GB304813A - Improvements in automatic or semi-automatic telephone systems : en
  • ES110666A1 - A process and its corresponding apparatus for transforming the cast iron or steel into desulfurized and dephosphorized steel or into fine iron. : en es
  • GB304818A - Improvements in or relating to electric display systems : en
  • SU7637A1 - Fixture in presses for the manufacture of artificial stones, designed to move the filling box : en ru
  • US1700165A - Tape-applying fastener-setting machine : en
  • US1700547A - Process for heat treating metals and alloys : en
  • CH131137A - Calculating apparatus. : de en
  • GB304897A - Flower holder for bowls, vases and the like : en
  • FI12327A - Förfaringssätt för framställning av gentemot syror beständiga kittmassor : en fi
  • US1700276A - Absorption machine : en
  • SU7682A1 - Chain apparatus for lifting oil from wells : en ru
  • SU7691A1 - Valve control junction box to the pump at boreholes : en ru
  • GB304879A - Improvements in or relating to automatic weighing apparatus : en
  • GB283583A - Generation of a refrigerant air jet or stream for use in dental operations and the like : en
  • PL9788B1 - A device for the production of artificial fibers. : en pl
  • US1700134A - Horn support for can-soldering m. chines : en
  • US1700209A - Jar-cleaning tool : en
  • US1700328A - Display device : en
  • PL9746B1 - A method of electrowinning pure aluminum from raw aluminum, aluminum alloys and other aluminum-containing materials. : en pl
  • AU1278628A - Improved connector, for securing branch wires to electric cables : en
  • US1700217A - Mechanism for feeding cartridge-shell bases : en
  • US1700332A - Striker spoon : en
  • CH129540A - Spindle. : de en
  • SU7724A1 - Attachment for attaching the strap to the collar of clothes, briefcase, etc. : en ru
  • US1700162A - Fruit jar and the like : en
  • US1700721A - Center-drive lathe : en
  • SU7535A1 - Method of strengthening hollow vanes with a protrusion around the entire blade leg for gas turbines : en ru
  • US1700545A - Combined ironing board, convertible table, and cabinet : en
  • US1700387A - Confection : en
  • ES110713A1 - A record of rotating sheets. : en es
  • DE470718C - Entertainment and roulette game with a top : de en
  • DE470755C - Frequency controller for machines or motors : de en
  • US1700615A - Heat-insulating shipping container : en
  • CA286802A - Pocket lighter : en fr
  • US1700398A - Bbice checkeb : en
  • US1700561A - Roofing and other sheet and process for making same : en
  • US1700639A - Line marker for tennis courts and the like : en
  • US1700692A - Wide-range meter : en
  • SU7424A1 - The method of preparation of manganese ores to obtain ferromanganum at blast smelting : en ru
  • CH131033A - Apparatus intended to be hung on a rope to allow it to be pulled. : en fr
  • US1700443A - Can raising and discharging mechanism for can-boiling devices : en
  • US1700465A - Fire extinguisher : en
  • US1700506A - Clock : en
  • PL9739B1 - Method for dechlorination of zinc oxides and other zinc raw materials intended for electrolysis. : en pl
  • SU7459A1 - Automatic Car Coupler : en ru
  • SU7651A1 - Device for electric bell alarm on one convenient railway : en ru
  • ES110331A1 - Procedure for the simultaneous production of precipitated bicalcium phosphate and synthetic nitrates. : en es
  • ES110572A3 - Mechanism for automatic weft change on weft reels on power looms. : en es
  • US1700724A - Combination shoe stretcher and tree : en
  • CA286801A - Game : en fr
  • CH131256A - Process for the production of a new azo dye. : de en
  • DE470832C - Gun with several tubes of different tube widths : de en
  • SU7699A1 - Automatic corrector when shooting at a map (terrain plans) : en ru
  • US1700149A - Circuit controller : en
  • US1700308A - Adjustable automobile seat : en
  • US1700601A - Regulator system : en
  • CH131073A - Slow starting device for bobbin and winding spindles. : de en
  • CH131050A - Hydraulic binder and process for its manufacture. : en fr
  • SU7736A1 - Horizontal wind / water engine : en ru
  • US1700271A - Folding stool : en
  • DE470931C - Switching device for electrolytic gas generator : de en
  • GB305081A - Improvements in or relating to curtain rail supports : en
  • DE470782C - Device for the compensation of time or phase differences between electrical oscillations of the same type : de en
  • ES110690A1 - A pontoon or floating body for rescue purposes. : en es
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  • CA286875A - Piston ring : en fr
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  • ES110611A1 - Box with transparent window. : en es
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  • BE356325A - : en fr
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  • ES110668A1 - Improvement in the impressing or recording of sounds with the help of light. : en es
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  • SU7592A1 - A device for light illustrating sounds or for light signaling : en ru
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  • US1700484A - Steaming-valve mechanism for pressing machines : en
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  • CA286818A - Non-skid link : en fr
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  • ES110716A1 - A procedure for the manufacture of pieces for the coating of tracks and pavements. : en es
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  • US1700320A - Telephone system : en
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  • CA286769A - Pin attachment for cranks : en fr
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  • FI12318A - Klädpressmaski : en fi
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  • ES109266A1 - Improvements in the security nuts. : en es
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  • SU7509A1 - Chargeable galvanic cell : en ru
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  • GB292488A - : en
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  • US1700382A - Elevating truck : en
  • US1700197A - Trimming machine : en
  • US1700582A - Electrical fuse block : en
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  • CH131228A - Selector telephone system. : de en
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  • DE470912C - Device for waffle baking machines for filling baking molds with dough : de en
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  • ES109275A2 - A new original hygienic plug. : en es
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  • DE471228C - Device to reduce the influence of temperature on magnetic scales : de en
  • GB304940A - Improved spoon for the administration of liquids : en
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  • SU7610A1 - Writing machine with folding removable and replaceable carriage : en ru
  • BE356620A - : en fr
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  • GB305499A - Improvements in or relating to speed indicators or the like : en
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  • SU7788A1 - Hermetic ball joint for armored diving equipment : en ru
  • US1700657A - Process for recovering chromium from chromiferous waste materials : en
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  • US1700511A - Sawyer's log mirror : en
  • ES110588A1 - An industrial product consisting of a refreshing syrup. : en es
  • GB304913A - Stereoscopic cinema projection screens : en
  • GB296404A - : en
  • DE470896C - Vapor generator for ovens with a sprinkler body heated by heating gases : de en
  • DE470916C - Remote switch controlled by pressure waves : de en
  • DE470722C - Driving toy with rotating colored discs : de en
  • ES110625A1 - Perfection in devices for day and night advertising also applicable to decoration, ornamentation and signaling service. : en es
  • GB304902A - Improvements in and relating to the treatment of the yolk of eggs : en
  • PL9732B1 - Air heater in drying or other equipment. : en pl
  • SU7580A1 - Battery Electroplating : en ru
  • SU7530A1 - Asynchronous motor : en ru
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  • US1700537A - Transmission or brake band : en
  • GB305083A - Improvements in and relating to puttees : en
  • US1700655A - Acidity-testing machine : en
  • GB304967A - Improvements relating to filters : en
  • ES110563A1 - The caterpillar wheel. : en es
  • DE470879C - Gridley machine : de en
  • GB281662A - Process for the manufacture of ethylalcohol-gels : en
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  • US1700490A - Advertising device : en
  • US1700604A - Internal-combustion-engine piston and process for making the same : en
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  • US1700241A - Drill : en
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  • US1700525A - Cultivator : en
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  • US1700533A - Concrete chain : en
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  • US1700277A - Automatic vending apparatus : en
  • US1700436A - Safety razor : en
  • US1700633A - Massage apparatus : en
  • US1700227A - Bottle closure : en
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  • GB305154A - Improvements relating to clocks, watches and other time-pieces : en
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  • GB295703A - Improvements in floor polishers : en
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  • DE470745C - Telescopically extendable handle with screwless locking of the extendable handle parts : de en
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  • GB295390A - A method of increasing the elasticity limit or yield point of tough or plastic metals : en
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  • GB304912A - Improvements in or relating to high tension electric cables : en
  • GB304965A - Improvements in or relating to appliances for pressing meat and the like : en
  • US1700658A - Internal-combustion engine : en
  • US1700406A - Ship stabilizer : en
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