• SU41590A1 - Amplifier : en ru
  • US1992684A - Apparatus fob the evaporation of : en
  • US1992224A - Low density dynamite composition : en
  • US1992795A - Heat transfer unit : en
  • PL20999B1 - Zarowa double helix wire for electric bulb and cathode ray tubes. : en pl
  • AT140791B - Shoe made of rubber or mainly made of rubber, and the method and device for its manufacture. : de en
  • BE407302A - : en
  • CH175504A - Vehicle brake, especially for railroad cars, in which the brake linkage can be switched to different gear ratios. : de en
  • US1992910A - Brake system for drilling equipment : en
  • AT140763B - Sheet-like printing plate with reinforced edges for offset printing presses. : de en
  • PL20934B1 - Hermetically sealed vessel. : en pl
  • US1992244A - Process of making bullets : en
  • US1992337A - Tag fastener : en
  • US1992627A - Method of and means for twisting : en
  • ES136515A1 - A new winnowing machine system made of iron and sheet metal. : en es
  • SU41867A1 - Vessel : en ru
  • US1992217A - Ammonium nitrate explosive : en
  • DE609939C - Single axle drive for electric locomotives with several motors for each drive axle : de en
  • US1992570A - Varnish and resin therefor : en
  • US1992401A - Display device : en
  • CH175443A - Method for generating and transmitting control currents of a certain frequency which are effective for remote control of resonance relays, in particular control currents which are transmitted via power networks : de en
  • SU41854A1 - Pneumatic two-chamber liquid pump : en ru
  • SU41980A1 - Wrapper for a vertical in a bin for flax harvesting machines : en ru
  • SU41987A1 - Bell mill : en ru
  • PL20925B1 - A method of producing phosphate coatings on iron or steel. : en pl
  • SU41954A1 - The method of obtaining enriched phosphate fertilizer : en ru
  • US1992776A - Toy projector : en
  • CH175557A - Process for the preparation of a dioxazine dye. : de en
  • CA348435A - Abrasive article : en fr
  • FR777610A - Machine tool, multi-purpose, using an electric motor : en fr
  • CA348377A - Scaffolding coupling and clamp : en fr
  • CA348434A - Electric wiring device : en fr
  • AT140724B - Ventilation device for rooms of all kinds, in particular for the interiors of vehicles. : de en
  • AU1927534A - Improvements in casting machines : en
  • SU41850A1 - The apparatus for obtaining a set of non-photosensitive surfaces : en ru
  • US1992877A - Lawn sprinkler control : en
  • SU41883A1 - A device for detecting the blind as they move along obstacles or irregularities in their path. : en ru
  • SU41915A1 - Suspended chain conveyor : en ru
  • SU41945A1 - Hydrogen production process : en ru
  • US1992901A - Cock for gas stoves : en
  • US1992827A - Signal device : en
  • USD94651S - Design fob a shoe : en
  • US1992691A - Process of oxidizing cracked petroleum : en
  • DE610010C - Fastening tape for metal roofing : de en
  • SU41526A1 - Steam generator : en ru
  • SU41707A1 - Instrument for measuring small amounts of gas : en ru
  • USD94720S - Design for a chair or similar article : en
  • USRE19478E - Method of controlling the accumu : en
  • AU1810934A - Improvement in loudspeaker : en
  • AT140742B - Clasp for bracelets, watches, etc. like : de en
  • SU41581A1 - Siemens Typewriter Transmitter : en ru
  • US1992664A - Section honey box and method for securing foundation therein : en
  • US1992793A - Water tube box closure : en
  • AT140657B - Piezoelectric oscillator or resonator. : de en
  • CA348516A - Yarn : en fr
  • CA348455A - Refrigerating machine : en fr
  • US1992578A - Automobile license plate : en
  • ES136423A3 - Improvement in the manufacture of lead accumulators. : en es
  • ES3401U - Universal spray and shower device for showers (Machine-translation by Google Translate, not legally binding) : en es
  • FR777742A - Timing device for closing panel in a doorway : en fr
  • AT140703B - Electric rapid regulator. : de en
  • CH175342A - Process for the preparation of a mixture of acid sulfuric acid esters of higher oxyethoxy-acetic acid-mono-alkyl-amides. : de en
  • PL20954B3 - A method of producing metallurgical coke from coal with a high content of volatile components. : en pl
  • SU41971A1 - The cupola with a ring-shaped refining mountain on liquid fuel : en ru
  • FR777657A - Advanced support for overhead electric lines : en fr
  • GB424672A - Improvements in or relating to the application of pigments to fibrous materials : en
  • GB424845A - Improvements in or relating to coin collecting boxes : en
  • CA348445A - Vapour electric discharge device control : en fr
  • SU41544A1 - The method of installation of the base under the clothes of non-wheeled roads : en ru
  • SU41553A1 - Hydraulic transmission : en ru
  • SU41826A1 - The envelope sealed with dry glue : en ru
  • CA348378A - Rotary tilling machine : en fr
  • GB424702A - Improvements in radio receiving sets employing automatic volume control : en
  • CH175556A - Process for the preparation of a vat dye. : de en
  • AT140768B - Cage-less roller bearing. : de en
  • CH175294A - Rod-shaped electrical heating element. : de en
  • CH175347A - Process for the preparation of methyl 2-keto-1-gulonate. : de en
  • DE609909C - Control device : de en
  • FR777653A - Improvements made to the assembly of rail sections : en fr
  • GB424567A - Improvements relating to spectacle frames : en
  • GB424758A - Improvements in pliers and like gripping tools : en
  • SU41491A1 - Device for simultaneous drilling of bore-holes when conducting vertical shafts : en ru
  • US1992447A - Mixing machine : en
  • US1992665A - Rubber-fabric material : en
  • CA348422A - Loose leaf book : en fr
  • BE407346A - Cheese making process : en fr
  • US1992240A - Method of making bituminous compositions : en
  • US1992801A - Can opener : en
  • US1992871A - Crate packing device : en
  • US1992469A - Antifreeze solution : en
  • GB424788A - Improvements in automatic sprinkler heads : en
  • SU41723A1 - Method for determining the moisture content of bulk materials : en ru
  • PL20962B1 - A method of producing solidified products from mineral oils. : en pl
  • US1992762A - Method of washing gases : en
  • US1992908A - System for the voltage transformation of direct current electrical energy : en
  • US1992460A - Can drier and sterilizer : en
  • USD94646S - Design for an ensemble dress : en
  • SU41999A1 - Shaft furnace with movable shelves : en ru
  • GB448022A - A new or improved spectacle support : en
  • SU41894A1 - A method of manufacturing asbestos-cement pipes with a bell : en ru
  • US1992297A - Method of making fin tubing : en
  • AT140838B - Process for surface hardening of austenitic steels or alloys. : de en
  • SU41688A1 - Adaptation to carding machines for laying the shelves of the base of the hot boot : en ru
  • US1992314A - Press : en
  • SU41863A1 - Dispenser for dispensing liquids in measured quantities : en ru
  • SU41952A1 - Machine for matrix dialing and for casting rows with dies : en ru
  • ES3433U - File folder. (Machine-translation by Google Translate, not legally binding) : en es
  • US1992250A - Cutting die : en
  • US1992363A - Testing apparatus : en
  • US1992717A - Apparatus for the stringing of tennis rackets : en
  • US1992872A - Stereoscopic apparatus : en
  • DE609955C - Beet cutting machine with upstream cleaning drum : de en
  • SU41748A1 - Counting device : en ru
  • SU41908A1 - Collapsible box : en ru
  • PL20914B1 - A method of separating a liquid mixture into its components or groups of components. : en pl
  • US1992648A - Device for applying medicaments or disinfectants to feet : en
  • US1992822A - Magnetic core : en
  • GB424659A - Process for the treatment of unsaturated organic halogenated compounds : en
  • CH175514A - House floor. : de en
  • SU41887A1 - A toy : en ru
  • US1992693A - Bottle capper : en
  • USD94661S - Design fob a shoe : en
  • SU41673A1 - A device for cleaning bark and dirt and washing on water of logs intended for cutting : en ru
  • US1992398A - Method of loosening the skins of tomatoes : en
  • CA348504A - Brake lever : en fr
  • GB424753A - Improvements in or relating to electric transformer installations : en
  • PL20980B1 - A method of producing a crystalline oxide coating on aluminum objects. : en pl
  • SU41487A1 - Automatic gas shut-off device : en ru
  • SU41829A1 - Paper tape gluer : en ru
  • US1992768A - Dressing tool : en
  • SU41650A1 - Injection syringe : en ru
  • AT140837B - Process for the production and separation of salts with double conversion with base exchangers. : de en
  • US1992781A - Feeding mechanism for sewing machines : en
  • US1992864A - Radial internal combustion engine : en
  • DE609931C - Device for embossing Braille : de en
  • AT140721B - Device for the graphic representation of the course of the game of chess games. : de en
  • CA348483A - Hydrocarbon oil processing : en fr
  • DE609983C - Process for dewatering fluids, especially insulating oil : de en
  • FR777720A - Improvements to racks : en fr
  • GB424802A - Improvements in or relating to light controlled devices or apparatus : en
  • ES3405U - Device of detachable boxes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777670A - Further training in cigarette, cigar and pipe smokers : en fr
  • GB424670A - Improvements in or relating to control valves for the delivery conduits of water heaters : en
  • GB424749A - Improvements in intestinal irrigating device : en
  • US1992741A - Hose supporter : en
  • US1992803A - Control system : en
  • SU41764A1 - Plow body attachment for shutting it off : en ru
  • AT140707B - Curtain rod carrier. : de en
  • DE609968C - Bulkhead for folding boats : de en
  • GB424966A - Improvements in and relating to looms for weaving, of the shuttleless type : en
  • GB424700A - Improvements in electrical heating devices for chicken brooders : en
  • DE609851C - Pre-chamber, especially for high-speed crude oil diesel engines : de en
  • FR777803A - Lenticular grating film projection apparatus : en fr
  • DE610000C - Axle bearing lubrication with revolving oil conveyor : de en
  • FR777646A - New construction or reinforcement elements : en fr
  • GB448413A - Folding cradle : en
  • GB424739A - Tractor drawn single disc side plow : en
  • GB424838A - Improvements in the manufacture of compositions of matter and other products comprising derivatives of cellulose : en
  • GB448017A - Improvements in photographic cameras : en
  • FR777622A - Tool holder fixing device applicable in particular to woodworking machines : en fr
  • CH175321A - Method and machine for guiding the treatment liquid on the occasion of the wet treatment of textile goods. : de en
  • PL20983B1 - Pull-out hanger for a wardrobe. : en pl
  • SU41534A1 - Writing machine : en ru
  • US1992559A - Cigarette making machine : en
  • DK49931C - Dimming and Fog Lighting Device for Automobile and Motorcycle Projectors. : da en
  • ES3408U - Improved yoke adaptable to two or three caballerias for earthwork. (Machine-translation by Google Translate, not legally binding) : en es
  • PL20986B1 - Mining housing. : en pl
  • US1992825A - Portable seesaw : en
  • US1992843A - Electric utensil : en
  • ES136539A1 - A new device for filling, emptying or sterilizing containers for liquids. : en es
  • ES3390U - Spheres for watches. (Machine-translation by Google Translate, not legally binding) : en es
  • DK49935C - Electric Diaphragm Sound System. : da en
  • US1992671A - Spare wheel assembly : en
  • PL20952B1 - A gas-filled electric bulb with a tube-shaped bank. : en pl
  • US1992686A - Selective dispatch and automatic deflector control mechanism : en
  • US1992754A - Treatment of rosin : en
  • DE610029C - Device against opening or removing roof windows from the outside : de en
  • AT140719B - Feeding device for machines for the treatment of granular bulk material. : de en
  • AU1569233A - Dimmer control mechanism : en
  • SU38850A1 - Scallops for the movement of the product on the sieve in the sieving frames : en ru
  • SU41606A1 - The way to strengthen the crown on the wire : en ru
  • US1992253A - Separable fastener : en
  • US1992387A - Drag for weeding potato plants : en
  • DE609863C - Process for dyeing fur with 1,4-dioxynaphthalene or 1,4-dioxyanthracene monoalkyl ethers : de en
  • US1992265A - Internal combustion engine : en
  • SU41512A1 - Method and device for continuous crystallization by evaporation : en ru
  • US1992264A - Vehicle-wheel alignment indicator : en
  • US1992897A - Method op equalizing the dyeing qualities op artificial : en
  • US1992740A - Delivery of cigarettes and the like : en
  • AT140659B - Process for the production of yeast with laxative properties. : de en
  • AT140798B - Device for fastening ridge tiles. : de en
  • CA348386A - Lock : en fr
  • CA348502A - Brake lever : en fr
  • DE609928C - Process for the preparation of 2-amino-1-oxynaphthalene-8-sulfonic acid : de en
  • PL21001B1 - Tank with agitator for liquids. : en pl
  • FR777874A - Flame-breaking device for flammable liquid tanks : en fr
  • GB424963A - Improvements in or relating to electric motors : en
  • SU41656A1 - Hydraulic mechanism for ejecting dummies from the mold : en ru
  • DE609938C - Rail fastening on iron sleepers by means of claws extending over the rail foot and under the sleeper ceiling : de en
  • PL20933B1 - A method for decomposing gaseous hydrocarbons and an apparatus for carrying out this method. : en pl
  • FR777636A - Sound recording : en fr
  • GB424801A - Apparatus for drying broken stone, ores, cereals, and such like : en
  • SU41968A1 - Reel with changeable circumference : en ru
  • SU41569A1 - Device for electrical interlocking of arrows and signals : en ru
  • SU41519A1 - Smoloskipidarnaya furnace : en ru
  • SU41600A1 - Apparatus for producing high voltage direct current : en ru
  • DE609101C - Safety device for platen printing presses : de en
  • DE609934C - Pull-through furnace : de en
  • FR777835A - Improvements to recording tachometers : en fr
  • GB424867A - A process for splitting up a liquid mixture into its components or groups of components : en
  • FR777792A - Process for improving the wash fastness of usual dyes and immunizing the fibers of textiles : en fr
  • US1992637A - Production of nitroso compounds of cobalt : en
  • PL20966B1 - Disc mill. : en pl
  • SU41549A1 - Device for intermediate suspension suspension cable suspension : en ru
  • SU41603A1 - Method for increasing conductivity of copper-ferrous straighteners : en ru
  • GB448021A - System of connections for long-distance or control purposes : en
  • AT140813B - Bolt connection for construction elements made of metal, in particular made of iron or steel. : de en
  • CH175484A - Method and device for the transmission of immobile or moving images by telegraphic or radiotelegraphic means, the image streams being fed to the display device via an AC amplifier. : de en
  • DE610109C - Light signal switching with alternating red and green light generation : de en
  • DE610030C - Eraser holder with screw spindle drive : de en
  • US1992412A - Releasing and holding means for railway car hand brakes : en
  • US1992598A - Production of acetylene : en
  • US1992865A - Calendar dial : en
  • USD94667S - Design for an edible container for : en
  • SU41729A1 - Device for determining surface wear from friction : en ru
  • FR777675A - Display case refrigerated by circulation of cold and sterilized air for the presentation of perishable foodstuffs : en fr
  • GB424814A - Flexible push-and-pull control mechanism : en
  • PL20928B1 - Screw presser. : en pl
  • AT140779B - Arrangement for the mutual exchange of power between alternating current networks of any frequency, phase and voltage via a direct current transmission line. : de en
  • AT140784B - Arrangement for generating short-wave electrical oscillations. : de en
  • FR777875A - Rubber mat : en fr
  • SU41790A1 - Circular Cylinder Engine : en ru
  • SU41564A1 - Air distributor for automatic air brakes : en ru
  • GB424596A - Improvements in or relating to soap substitutes : en
  • SU41752A1 - Radial Angle Measurement Tutorial : en ru
  • CA348417A - Indicating and recording device : en fr
  • CA348490A - Accounting machine : en fr
  • DK49929C - Compensator for Automobiles. : da en
  • FR777841A - Improvements to cylinder heads of internal combustion oil engines : en fr
  • GB424891A - Manufacture of sulphonation products : en
  • ES136547A1 - Improvements introduced in the mechanisms of the pincers to sew papers. : en es
  • FR777652A - New type of roads : en fr
  • GB424741A - Improvements relating to the manufacture of refractory magnesia products : en
  • FR777761A - Wardrobe bed : en fr
  • AT140686B - Device for washing with a washing drum. : de en
  • US1992532A - Method of removing dissolved silica from natural alkaline brines : en
  • AT140661B - Distortion-free amplifier. : de en
  • CA348444A - Electron discharge device control : en fr
  • DE610080C - Device for transmitting tension and pressure : de en
  • SU41627A1 - Machine for treating bast plants : en ru
  • PL20974B1 - Cathode ray tube system for signaling with alternating currents. : en pl
  • SU41965A1 - Method of sautéing or shop : en ru
  • AT140700B - Control for combustion-electric drives. : de en
  • DE609999C - Monitoring device for steam trap : de en
  • GB424709A - Improvements in or relating to the production of firm edges on fabrics woven in looms with stationary weft supplies : en
  • FR777801A - Radio-electric device : en fr
  • FR777700A - Advertising bin for papers : en fr
  • FR777762A - Improved closing device for lids of cans or similar containers : en fr
  • GB424805A - Improvements in a universal joint : en
  • FR777898A - Process for manufacturing rubber articles with a wrinkled, cracked or grained surface : en fr
  • GB424860A - Cutting apparatus for bars or rods of plastic material such as ice cream : en
  • SU41536A1 - Fertilizer manufacturing method : en ru
  • SU41520A1 - Method of producing pitch : en ru
  • SU41616A1 - Method for clarifying gelatin with coal : en ru
  • SU41622A1 - Automatic base tension regulator on rashel car : en ru
  • DE609869C - Process for the operation with the help of tubular heating resistors made of silicon carbide heated incandescent and Waermoefen : de en
  • CA348493A - Rubber film or sheet production : en fr
  • CH175489A - Advertising ashtray with lighting device, matchbox and optical waiter call signal. : de en
  • CH175295A - Apparatus for treating wooden surfaces, in particular a glass polisher. : de en
  • US1992177A - Refrigeration : en
  • SU41517A1 - Method for producing morphine : en ru
  • US1992201A - Apparatus for reproducing sound-on-film : en
  • DE609895C - Spring-loaded foot plates on chain trolleys : de en
  • DE610049C - Device for searching and tracking a moving sound source at night : de en
  • GB424720A - Improvements in and relating to scale dials for radio-receivers : en
  • US1992729A - Automobile doorlock : en
  • US1992198A - Time controlled device for gas appliances : en
  • USPP123P - Pansy : en
  • AT140816B - Hydraulic clutch, converter or gearbox. : de en
  • CH175508A - Ship propeller. : de en
  • SU41717A1 - Binocular color mixing device : en ru
  • US1992474A - Internal wrench : en
  • DE609800C - Number switch for self-connection systems : de en
  • GB424668A - Improvements in and relating to power-operated steering mechanism for automobiles : en
  • CH175510A - Exhaust gas extraction system in car garages and boxes. : de en
  • AT140805B - Stuffing box packing. : de en
  • DE609979C - Device for heating heavy work pieces : de en
  • US1992182A - Container : en
  • US1992251A - Combined heating and domestic hot water supply system : en
  • CH175463A - Process for venting vessels, in particular light bulb bulbs. : de en
  • SU41508A1 - Method for separating boric acid from salt mixtures : en ru
  • AT140725B - Tiltable serving vessel. : de en
  • CA348517A - Compound glass : en fr
  • SU41873A1 - Lens Grinding Machine : en ru
  • ES3422U - A gas radiator stove (Machine-translation by Google Translate, not legally binding) : en es
  • FR777757A - Further training in the establishment of folding lounge chairs : en fr
  • GB448019A - Manufacture of fertilisers : en
  • CH175315A - Winding machine, in particular for weft bobbins. : de en
  • CH175376A - Roll film camera with roller shutter. : de en
  • US1992437A - Cutting mechanism for ensilage cutters : en
  • USD94713S - Design fob a bottle : en
  • CH175408A - Carrying and guiding device for woodworking machines. : de en
  • DE609924C - Device for loading collar ironing machines : de en
  • SU41489A1 - Yass for rotary drilling : en ru
  • US1992661A - Printing machine : en
  • DE609882C - Device for controlling fans, blowers, pumps or the like by means of plates arranged in the inlet chamber : de en
  • PL20910B1 - The connection of the members of the movable beaker. : en pl
  • SU41545A1 - The method of construction of asphalt roads : en ru
  • SU41561A1 - T bend device : en ru
  • FR777825A - Cutter bar for mower or harvester : en fr
  • FR777855A - Box for cleaning and then ensuring the preservation of cutlery to serve : en fr
  • SU41631A1 - Transporter for stalks to burrs and similar machines. : en ru
  • GB424785A - Improvements in or relating to blasting explosive cartridges or borehole charges : en
  • US1992225A - Method of forming a starting course in knitted fabric : en
  • ES3426U - Box for inviolable seal. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777659A - Aircraft upgrades : en fr
  • FR777775A - Arc extinguishing switch with an extinguishing agent running : en fr
  • GB425037A - Improvements in and relating to improving the properties of synthetic tanning agents : en
  • SU41589A1 - Regenerative Radio : en ru
  • SU41841A1 - Mechanism for automatic shutter oscilloscope : en ru
  • US1992751A - Paper threader : en
  • SU41518A1 - The method of obtaining resins : en ru
  • US1992472A - Sediment separating trap : en
  • US1992651A - Earth anchor : en
  • DE609859C - Drilling winch with turntable drive : de en
  • DE610102C - Bearings for loose wheels : de en
  • USD94706S - Design fob a shoe : en
  • DE609889C - Device for pruning roots : de en
  • DE609919C - Disc roller classifying grate : de en
  • ES136527A1 - An improved process for the manufacture of sulfuric acid. : en es
  • SU41500A1 - Continuously operating coke oven : en ru
  • SU41903A1 - The method of burning lime in a shaft furnace and furnace for its implementation : en ru
  • US1992841A - Means for controlling a circuit by a counter : en
  • DE609884C - Process for the representation of durable camomile extracts : de en
  • GB424842A - Improvements in and relating to metallic trunk conduit systems for electric cables : en
  • DE609879C - Circumferential contact device for short circuit devices of slip ring motors : de en
  • DE609907C - Roller, especially for washing machines u. like : de en
  • CH175404A - Method and device for casting vessels made of pure aluminum or aluminum alloy. : de en
  • GB424717A - Improvements in or relating to the treatment of vegetable, animal and artificial fibrous materials : en
  • SU41697A1 - Automatic Level : en ru
  • US1992481A - Manufacture of alkali metal salts of naphthalene-1-sulphonic acid : en
  • FR777649A - Improvements to sealing gaskets : en fr
  • US1992248A - Hydraulic turbine bearing : en
  • FR777743A - Telescopic neck : en fr
  • SU41551A1 - A device for transferring from one side of the river to another saddle-shaped aircar : en ru
  • SU41807A1 - Device for damping hydraulic shock in hydraulic transmissions : en ru
  • SU41818A1 - The method of manufacturing flux for welding : en ru
  • US1992456A - Damper control : en
  • USD94669S - Design fob a face plate fob signs : en
  • USD94670S - Design for a lady s suit : en
  • US1992402A - Solid plunger liner pump : en
  • PL20946B3 - Automatic device for setting the brake blocks of railway and other cars. : en pl
  • US1992687A - Selective dispatch and automatic deflector control : en
  • DE609841C - Tensioning and locking device for the ends of a band tire made of iron or steel of packages with a corrugated wheel tensioning wheel that is rotated by a locking device : de en
  • DE610106C - Arrangement for generating a narrow line of light on a sound film or sound film : de en
  • PL21026B1 - Method for the preparation of 2-acyl-acetyl-amino-arylene-thiazole compounds. : en pl
  • SU41716A1 - Binocular color mixing device : en ru
  • US1992851A - Atomizing device : en
  • BE407394A - : en
  • SU41794A1 - Anti-freezing device types in radiators of internal combustion engines : en ru
  • US1992568A - Auxiliary energy plant for motor driven vehicles : en
  • GB424770A - Improvements in and relating to carbon pile regulators : en
  • GB424804A - Improvements in and relating to holders for safety razor blades : en
  • SU41905A1 - Rotary kiln : en ru
  • SU41613A1 - The method of obtaining water-soluble resins, varnishes and apparatus : en ru
  • US1992584A - Ventilating means for inclosed automobile bodies : en
  • GB424587A - Improvements in and relating to dentures : en
  • GB425033A - Improvements in or relating to rectifying systems : en
  • US1992176A - Drawing material : en
  • US1992763A - Culvert : en
  • PL20991B1 - Method of changing white enamel. : en pl
  • SU41700A1 - Weather Vane to Determine Water Flow Rate : en ru
  • GB424574A - Improvements in road signalling devices for motor vehicles : en
  • GB425290A - Improvements in and relating to the lining of vessels : en
  • FR777702A - Process for preparing dyes of the fluorindine series : en fr
  • GB424704A - Improvements in machines for exchanging the bobbins in and threading lace machine carriages : en
  • FR777708A - Improvement in fire extinguishing devices : en fr
  • USD94685S - Design fob a shoe : en
  • GB424611A - Improvements in photographic cameras : en
  • GB424725A - Improvements in and relating to vehicles : en
  • GB424756A - Improved helical agitator device used in the purifying of saccharine juices : en
  • US1992284A - Bracket insulator : en
  • US1992848A - Hydraulic brake : en
  • DE609969C - Leather heel for shoes and boots : de en
  • DE610096C - Device for feeding the fabric web to decating cylinders : de en
  • DE609988C - Drawing head for drawing devices with articulated arms : de en
  • FR777654A - : fr
  • ES3419U - A one piece rubber girdle without seams or joints (Machine-translation by Google Translate, not legally binding) : en es
  • ES3436U - Estoque destined to the descabello of the fighting bulls. (Machine-translation by Google Translate, not legally binding) : en es
  • DK49941C - Protective device for sheet piling, tapping and plugging holes. : da en
  • CA348387A - Heat exchanger : en fr
  • US1992237A - Automatically rolling and rerolling a film : en
  • DE610009C - Electrically heated hot water storage tank with a removable cap covering the heating flange attached to the storage tank bottom : de en
  • FR777827A - Improvements to pressurized fuel lamps and stoves : en fr
  • GB448026A - Improvements in and relating to centrifugal machines with hollow impellers : en
  • US1992183A - Egg carton : en
  • US1992444A - Apparatus for handling glass batches : en
  • US1992703A - Percussive tool : en
  • CH175374A - Device for regulating the advance of a spread stack to a sheet separator. : de en
  • CH175551A - Process for the preparation of a chromable yellow monoazo dye. : de en
  • SU41488A1 - Method of making drill bits : en ru
  • ES3427U - A new rubber ball (Machine-translation by Google Translate, not legally binding) : en es
  • ES3395U - Fixed pulleys (Machine-translation by Google Translate, not legally binding) : en es
  • GB424641A - Improvements in knife sharpeners : en
  • US1992650A - Arc lamp : en
  • US1992900A - Refrigerating apparatus : en
  • DE610100C - Power driven typewriter : de en
  • US1992209A - Oven light : en
  • USD94673S - Design fob a textile fabric ob simi : en
  • US1992407A - Radiotuner : en
  • US1992883A - Fabric : en
  • US1992891A - Liquid-circulating means : en
  • SU41645A1 - Bacteriological stand : en ru
  • USD94703S - Design for a bottle : en
  • SU41804A1 - Ball bearing for shafts : en ru
  • SU41942A1 - Centrifugal separator to separate suspended materials from gases : en ru
  • US1992210A - Electromechanical drive : en
  • AT140829B - Transmission system for multiple carrier frequency operation. : de en
  • FR777813A - Improvements in shift mechanisms intended for use in the transmission of motive power in cars, ships and other vehicles : en fr
  • FR777834A - Connecting rod for internal combustion engines : en fr
  • FR777859A - New method and apparatus for obtaining transparency projections producing moving images : en fr
  • FR777845A - Reel Notepad : en fr
  • US1992566A - Fixation of atmospheric nitrogen by means of an electric arc : en
  • FR777740A - Curler for hair curlers : en fr
  • US1992527A - Overrunning clutch : en
  • US1992341A - Tie-plate and rail fastener : en
  • FR777658A - Improvements to self-regulating pressure devices : en fr
  • FR777698A - Gearshift improvements : en fr
  • FR777843A - Hydraulic shock absorber with constant volume and pressure adjustment device : en fr
  • SU41960A1 - The method of obtaining water-insoluble azo dyes in a substance on fibers or on substrates : en ru
  • GB424677A - Improvements in or relating to processes of dissolving deposits of alkaline earth metal compounds : en
  • DE610122C - Magnetic rail brake with brake magnets that are independently suspended on the vehicle : de en
  • FR777847A - Device applicable to calculating machines or accounting machines, for printing consecutive data : en fr
  • GB424697A - Improvements in or relating to ventilators for moving vehicles : en
  • FR777619A - Improvements to the bladders to inject fluid materials : en fr
  • FR777688A - Sheath Hanger Clip for Trolley Wire : en fr
  • FR777865A - Manufacturing process for rubber chlorination products : en fr
  • FR777768A - Sandal or similar shoe : en fr
  • SU41825A1 - The envelope sealed with dry glue : en ru
  • FR777665A - : fr
  • US1992620A - Furnace wall : en
  • US1992772A - Convertible fabric article : en
  • GB425036A - Method and means for the production of fine or colloidal clay : en
  • SU41862A1 - Bottle capping machine with inner paper caps : en ru
  • GB424870A - Improvements in or relating to puzzles : en
  • FR777831A - Warning device for typewriter and other applications : en fr
  • GB424634A - Improved means or apparatus for distributing water or other liquid in the form of mist : en
  • SU41571A1 - Automatic device for notifying passengers about the car’s approach to a stop : en ru
  • SU42000A1 - Wastewater treatment method with separation of the constituent parts contained in them : en ru
  • FR777682A - Malleable cast iron : en fr
  • DE609853C - Vertical stabilizer for tailless aircraft arranged on the ends of arrow-shaped aircraft wings : de en
  • US1992432A - Radio tube socket : en
  • US1992411A - Bottle crate : en
  • US1992639A - Method of making electrical conductors : en
  • US1992782A - Window ventilator : en
  • US1992858A - Combination revolving hat and cloak rack : en
  • GB424691A - Process and apparatus for the production and application of ozone : en
  • DE610041C - Zero point choke coil for multi-phase networks to distribute neutral currents to the outer conductors : de en
  • GB448020A - Improvements in blocks of paper leaves such as blocks of cigarette papers : en
  • AT140739B - Electrical resistance thermometer. : de en
  • GB424583A - Improvements in pipe tees and junction pieces for use therewith : en
  • FR777750A - Organic compounds capable of evolving halogen and process for their preparation : en fr
  • GB424794A - An improved method of manufacturing brake blocks for railway and tramway vehicles : en
  • PL20917B1 - A way to remove water from coal, lignite, peat, wood and similar materials. : en pl
  • SU41811A1 - A mechanism for turning on a lathe and the like and changing the speed with an instrument : en ru
  • US1992705A - Apparatus for burning materials : en
  • FR777737A - Advertising basket with new emptying systems : en fr
  • ES3418U - A new model of reinforcements for metal bed base (Machine-translation by Google Translate, not legally binding) : en es
  • PL20909B1 - Device for stopping the explosion of liquids and gases in the borehole during drilling. : en pl
  • US1992416A - Air feed for rock drills : en
  • US1992926A - Fuse for projectiles : en
  • FR777891A - Poultry plucking machines : en fr
  • DE609936C - Blank cooling process : de en
  • DE610094C - Method and device for cleaning waste water by sieving and centrifuging : de en
  • US1992700A - Method of making keels for boats and ships : en
  • DE610028C - Device to prevent doors from rattling : de en
  • GB424615A - Improvements in superheterodyne radio receivers : en
  • FR777791A - Improvements to breeders for young chicks and others : en fr
  • AU1888834A - Improvements in wire containers : en
  • FR777872A - Advanced elastic and plastic binding materials : en fr
  • GB424705A - Improvements in illuminated signs : en
  • DE609944C - Process for decorating glasses : de en
  • DE610095C - Joint seal for attachment flaps of military bodies : de en
  • AT140781B - Process for softening water. : de en
  • DE609956C - Two-stroke internal combustion engine : de en
  • SU41486A1 - A device for punctured flooring fabric : en ru
  • SU41560A1 - Shock-bending (absorbing) apparatus for railway rolling stock : en ru
  • US1992291A - Ice skate walker : en
  • US1992418A - Duplicating machine : en
  • US1992538A - Vibration damper : en
  • US1992791A - Plowshare blade : en
  • BE405933A - Apparatus for recovering the force of sea waves : en fr
  • US1992563A - Speedometer : en
  • FR777893A - New cooling system for fully enclosed double-jacketed electric motors : en fr
  • GB424736A - Improvements in and relating to luminous gas electric discharge tubes : en
  • GB425294A - Improvements in and relating to electric translating systems : en
  • CH175389A - Slider for metal measuring tapes. : de en
  • US1992243A - Cream separator : en
  • US1992726A - Hollow mortising chisel : en
  • US1992207A - Brake : en
  • US1992778A - Method and means for treating fibrous materials : en
  • GB424797A - Improvements in or relating to hydraulic valve operating mechanism which is self-adjusting to take up clearance in the valve mechanism : en
  • PL20953B1 - Apparatus for carrying out catalytic reactions. : en pl
  • FR777817A - Regulating device for scales : en fr
  • PL20981B1 - Centrifugal pitcher. : en pl
  • AT140753B - Electrically heated firing device for ceramic objects. : de en
  • US1992676A - Light-transmitting body : en
  • SU41644A1 - Pill box : en ru
  • US1992212A - Steam boiler regulator : en
  • US1992698A - Toy vehicle for children : en
  • GB425151A - Improvements in or relating to process of treating permeable or porous sheets or strips of material, and the products resulting therefrom : en
  • DE610101C - Device for setting and fixing the type body on the type levers of typewriters : de en
  • GB424835A - Improvements in or relating to power transmission devices : en
  • ES3400U - Cement and asbestos easel for roofs (Machine-translation by Google Translate, not legally binding) : en es
  • FR777850A - Azo dyes and process for preparing them : en fr
  • ES3411U - Hamaca. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424718A - Improvements in and relating to windows : en
  • ES3417U - A perfected shovel for bread sticks (Machine-translation by Google Translate, not legally binding) : en es
  • FR777723A - Suspenders : en fr
  • GB424734A - Process for the production of colloidal aluminum hydroxide and the colloidal aluminum hydroxide produced thereby : en
  • GB425288A - Improvements in lighters : en
  • US1992689A - Corrosion inhibitor : en
  • FR777870A - Process for making hair, fibers and filaments of all kinds indefinable : en fr
  • GB424969A - Improvements in and relating to screw propellers : en
  • DE609905C - Process for the promotion of solids through channels, lines and. like : de en
  • AT140833B - Process for making crucibles and furnace stoves : de en
  • AT140726B - Machine for juicing fruit or the like. : de en
  • CH175293A - Electric stove with vapor-proof, externally heated roasting and oven. : de en
  • CH175403A - Process for cleaning metal goods containing magnesium. : de en
  • AT140740B - Gas nozzle for Bunsen burners operated with low or high pressure gas. : de en
  • DE609935C - Pull-through furnace : de en
  • AT140736B - Device for dentifrice. : de en
  • GB424759A - Improvements in or relating to valve-gear for fluid-actuated percussive tools : en
  • PL20951B1 - Gear for changing propellers with variable pitch, especially for airplanes. : en pl
  • SU41481A1 - Amalgamator for capturing fine gold from concentrate and gold-containing mixture : en ru
  • AT140746B - Dephlegmator. : de en
  • CH175497A - Switching device for direction indicators on vehicles. : de en
  • AT140666B - Process for the permanent dry preservation of human and animal lungs. : de en
  • DE610107C - Device on ships to determine the direction of waterborne sound waves : de en
  • SU41679A1 - The method of preparation of suitable dispersion of nitrocellulose and other cellulose ethers : en ru
  • US1992449A - Toggle mechanism : en
  • USD94696S - Design fob a glass bottle : en
  • USD94702S - Design for a pillow ok similar : en
  • AT140681B - Latch needle for knitting machines. : de en
  • AT140692B - Piston cooling device. : de en
  • CH175462A - Control device for gas-heated devices. : de en
  • SU41853A1 - Rubber, automatically acting suction valve to the pump : en ru
  • US1992621A - Photographic machine : en
  • ES3437U - Estoque destined to the descabello of the fighting bulls. (Machine-translation by Google Translate, not legally binding) : en es
  • CH175468A - Collapsible eye protection shield. : de en
  • ES136512A1 - A support mechanism that can be mounted on shovels and makes it easier to take out the shovel. : en es
  • US1992623A - Fastener for wrist watches : en
  • PL20915B1 - Device for emptying removable garbage barrels. : en pl
  • US1992290A - Method of grinding : en
  • US1992347A - Nut branding machine : en
  • US1992351A - Garment : en
  • US1992595A - Overload relay : en
  • USD94668S - Design fob a face plate for signs : en
  • CH175336A - Vaporizer for producing coarse-grained salt by evaporating a salt solution. : de en
  • FR777624A - Improvement in carburizing processes, device and carburetor for its application : en fr
  • GB424730A - Process for treating cellulose and its organic esters : en
  • CA348432A - Cadmium-nickel alloy : en fr
  • CA348533A - Rubber surface treatment : en fr
  • CH175501A - Device for connecting the edges of so-called Collé tires. : de en
  • AT140830B - Device for height and side adjustment and to protect the cutting edge of hard material tools. : de en
  • DE610091C - Process for the pretreatment of centrifugal cast pipes cast in chill molds for the application of protective layers, such as paint or other coatings : de en
  • FR777824A - Process for the saccharification of cellulose by means of dilute acids, under pressure : en fr
  • GB424594A - Improvements in or relating to the detection of incipient fires : en
  • AT140690B - Well valve for wood pumping stations. : de en
  • CH175371A - Binder. : de en
  • US1992270A - Lunch outfit : en
  • US1992279A - Apparatus for goffering lenticulated films : en
  • US1992369A - Fruit picker's bag : en
  • CH175570A - Method for the preparation of a new therapeutically valuable compound. : de en
  • US1992335A - Shock-proof X-ray tube unit : en
  • US1992261A - Pulp or fibrous-mass breaker : en
  • GB424754A - An improved yarn or thread and fabric made therefrom : en
  • AT140662B - Control device for radio receivers. : de en
  • SU41692A1 - Adaptation to the dividing head for sound signaling about the end of the rotation of the dial when removing the drill twist drill bits : en ru
  • SU41983A1 - Fixture against loosening the nuts : en ru
  • US1992924A - Starting switch : en
  • CA348535A - Artificial silk manufacture : en fr
  • CH175317A - Winding device, especially for wire. : en fr
  • CH175559A - Process for the preparation of a dioxazine dye. : de en
  • AT140793B - Process for producing a fabric with wavy layers of threads. : de en
  • CA348539A - Resilient furniture support : en fr
  • US1992450A - Receiver for cigars, cigarettes, and the like : en
  • DE609840C - Device for producing peat bales that hold together without laths and wire : de en
  • US1992750A - Rotary fluid conducting means : en
  • US1992786A - Guard rail : en
  • US1992902A - Valve : en
  • CH175271A - Process for protecting plants against freezing, and installation for implementing this process. : en fr
  • DE609896C - Device for cleaning bottles or the like. : de en
  • AT140834B - Process for the production of alkali silicates or alkali-earth alkali silicates. : de en
  • CH175496A - Heating system on motor vehicles. : de en
  • CH175428A - A pouring device for building materials with a bucket. : de en
  • CH175319A - Rifleman. : de en
  • CH175467A - Corrective device for ears. : en fr
  • AT140828B - Double telecommunication line for the transmission of high-frequency currents, especially carrier-frequency currents. : de en
  • US1992710A - Manufacture of automobile frames : en
  • US1992824A - Mercury boiler : en
  • DE609916C - Process for the production of worm gears in which the worm is precisely matched to the corresponding worm wheel : de en
  • PL20956B1 - The method of making cement mortars impermeable to liquids and the method of plastering the mortar. : en pl
  • SU41941A1 - Method and apparatus for filtering suspended sediments through a filtering body under pressure : en ru
  • CH175407A - Process for changing the strength properties of non-cutting deformed light metal alloys. : de en
  • US1992374A - Mechanism for use in pumps, compressors, and engines : en
  • US1992489A - Process for producing nitrogeneous products of the aliphatic series : en
  • US1992644A - Brake indicator : en
  • CH175326A - Safety device on clothes pockets. : de en
  • CH175555A - Process for the preparation of a vat dye. : de en
  • CH175280A - Equipment on fireplaces to close a hearth hole. : de en
  • US1992372A - Hard metal alloy : en
  • US1992808A - Trailer structure : en
  • FR777804A - Improvements to thick fabric manufacturing processes : en fr
  • PL21005B1 - A method of distilling coal tar and other hydrocarbons and a device for carrying out this method. : en pl
  • CH175527A - Process for the preparation of an oxynaphthotriazole. : de en
  • USD94655S - Design fob a shoe : en
  • SU41523A1 - Device for feeding steam boilers with water : en ru
  • US1992591A - Dipper tooth and front for excavating dippers : en
  • US1992219A - Linear expansion apparatus : en
  • US1992415A - Transformer : en
  • US1992466A - Heat-treating furnace : en
  • US1992695A - Metallic paint : en
  • AT140715B - Coil core. : de en
  • FR777868A - Enhancements to Compression Ignition Oil Engines : en fr
  • BE407273A - : en
  • CA348408A - Washing machine : en fr
  • US1992461A - Waterinsoluble azodyestuffs : en
  • GB425001A - Improvements in or relating to water softening : en
  • PL20949B1 - A method of closing the bulbs of electric bulbs containing gas. : en pl
  • SU41813A1 - Divisible head : en ru
  • CH175345A - Process for the preparation of a mixture of sulfuric acid derivatives of higher organic compounds. : de en
  • DE609984C - Arrangement for the mechanical electrical control of the fuel and air supply by means of separate control circuits, which are jointly influenced by a measuring device and provided with feedback devices, in combustion systems : de en
  • SU41762A1 - Ticket machine : en ru
  • DE610071C - Dried sand core : de en
  • PL20955B1 - Water level indicator. : en pl
  • US1992784A - Electric furnace system : en
  • US1992788A - Composite baked bread loaf forming apparatus : en
  • DE609917C - Scissor strut locking device on photographic cameras : de en
  • GB424769A - Improvements in indicating and recording apparatus : en
  • US1992439A - Method of making arch supports : en
  • US1992515A - Apparatus for the preparation of foodstuff : en
  • US1992642A - Coin chute : en
  • FR777837A - Device applicable to electric chandeliers : en fr
  • ES136532A3 - A machine for the manufacture of iron or other metal pipes. : en es
  • CH175341A - Process for the preparation of a combustible volatile liquid containing ether, from ethyl alcohol. : en fr
  • FR777696A - Vehicle for the capture and purification of harmful gases : en fr
  • FR777819A - Improvements in the manufacturing processes of discharge tubes : en fr
  • GB447740A - Improvements in and relating to vibration measuring devices : en
  • CH175364A - Process for the production of a calcareous mixed fertilizer. : de en
  • AT140678B - Circuit to reduce the attenuation of tunable circuits. : de en
  • US1992227A - Brake : en
  • GB424660A - Improved water circulation for steam boilers : en
  • AT140677B - Microscope. : de en
  • CA348430A - Colour photography : en fr
  • CA348515A - Engine charge forming device : en fr
  • CH175548A - Process for the preparation of an azo dye. : de en
  • FR777852A - Cork stopper manufacturing process : en fr
  • FR777885A - Service call device : en fr
  • FR777892A - Method and device for cooling hydraulic couplings rotating under no load : en fr
  • GB424712A - Improvements in or relating to horse shoes : en
  • GB425164A - Improvements in apparatus for generating combustion products under pressure for driving turbines or the like : en
  • ES136520A3 - An improved process for the concentration of aqueous dispersions of vulcanized rubber. : en es
  • CH175524A - Process for the preparation of an oxynaphthotriazole. : de en
  • GB424733A - Explosive and cartridge containing liquid air or liquid oxygen : en
  • PL20990B1 - A method of enrichment of ores by pooling. : en pl
  • CH175534A - Process for the preparation of an oxynaphthotriazole. : de en
  • SU41845A1 - Method of making scales or grids on celluloid plates or on blanks : en ru
  • SU41858A1 - Apparatus for providing a snug fit to a tire being repaired during vulcanization : en ru
  • FR777851A - Air intake system for motor cars with the engine at the rear : en fr
  • DE609842C - Method for emptying the cells of a cell wheel in a compressed air conveyor system, with conveyor air being used for the purpose of cleaning the cell to be emptied : de en
  • SU41480A1 - The method of processing radioactive material type Tabosharskoy ore : en ru
  • SU41693A1 - Instrument for checking the parallelism of the axis of the spindle or the spindle of the lathe guides : en ru
  • SU41877A1 - Suspension gate fastener : en ru
  • DE609948C - Length measure : de en
  • FR777662A - Lighting installation at several determined intensities, more particularly for motor vehicles : en fr
  • GB424892A - Improvements in or relating to voice modifying instruments and to apparatus in whichsuch instruments are employed : en
  • FR777638A - Static transformer with adjustable secondary voltage : en fr
  • DE609825C - Arrangement for the reproduction of picture films : de en
  • FR777669A - Apparatus for sifting and filtering powders, paints and various liquids : en fr
  • DE610083C - Finishing device, especially for trimming drawn bars made of non-ferrous metal : de en
  • DE610099C - Process for the production of resinous and pitch-like compounds : de en
  • GB424819A - Method of separating the constituents of gutta percha resins : en
  • GB424827A - Improvements in writing frames and/or supports : en
  • FR777806A - Motive power doorbell frame : en fr
  • CH175424A - Pistons in piston engines, especially for high pressures. : de en
  • DE609930C - Roll-in points for boiler tubes extending over the entire plate thickness : de en
  • SU41899A1 - The method of burning in dying substances and hydraulic additives in suspension : en ru
  • US1992169A - Coloring photographic images : en
  • US1992311A - Coordinated electric head and column clamp : en
  • US1992531A - Window sash lock : en
  • US1992646A - Heat transfer device : en
  • US1992713A - Paper-board machine : en
  • ES3415U - Tube for mustard packaging (Machine-translation by Google Translate, not legally binding) : en es
  • GB424592A - Vulcanizing mould for inner tubes and the like : en
  • CH175460A - Control device for gas-heated systems. : de en
  • AT140741B - Peening machine for scythes u. like : de en
  • SU41593A1 - The method of recovering spent batteries : en ru
  • FR777883A - Improvement in reversible seats : en fr
  • US1992505A - Strap and tightening key : en
  • GB424783A - Improvements in modulating and amplifying devices in wireless valve circuits : en
  • FR777799A - Device for discharging semi-solid separation products from continuously operating centrifuge bowls : en fr
  • SU41611A1 - The method of obtaining blue cotton substantive trisazocrasitel : en ru
  • US1992226A - Brake : en
  • US1992702A - Dirt guard for track type tractors : en
  • US1992332A - Mold for flower holders : en
  • USD94715S - Combined clock and mirror : en
  • GB424808A - Method of applying a coating of powdered material to sand lined molds : en
  • SU41624A1 - Oil diffusion pump : en ru
  • AT140845B - Process for the finishing of synthetic fibers. : de en
  • US1992626A - Clutch plate : en
  • PL20958B1 - A method of producing resin adhesives and a device for this purpose. : en pl
  • DE609965C - Device for loosening the automatic trailer coupling with a pincer-shaped coupling element, especially for motor vehicles : de en
  • US1992507A - Return-ball equipment for billiard tables and the like : en
  • CA348462A - Smokeless powder : en fr
  • CH175379A - Process for producing brilliant images on photographic developing papers. : de en
  • SU41946A1 - Apparatus for activating carbonaceous materials : en ru
  • US1992457A - Power transmission : en
  • US1992660A - Amusement game accessory : en
  • GB424780A - Apparatus for treating gaseous fluids with liquids : en
  • US1992191A - Process for the making of whitelead pigments : en
  • US1992662A - Printing machine : en
  • US1992579A - Tablet dispensing device : en
  • US1992804A - Process of producing glutamic acid compounds : en
  • DE609954C - Haulm removal device on potato harvesting machines with a tine drum attached to the share : de en
  • DE609958C - Cutters made of mushroom and neck-shaped parts, especially for machining the mounting slots of rail support plates : de en
  • DE609992C - Process for bleaching textile goods : de en
  • SU41824A1 - Pepper Blanching and Stuffing Machine : en ru
  • US1992309A - Oxidation of hydrocarbons : en
  • SU41620A1 - Nozzle for burning pulverized fuel in factory furnaces : en ru
  • GB424698A - Improvements in or relating to directional aerials : en
  • SU41585A1 - Method of compensation of the fourth ship deviation : en ru
  • BE407244A - : en fr
  • SU41735A1 - Device for sieve analysis of bulk solids : en ru
  • US1992166A - Sliced loaf bagging device : en
  • US1992614A - Art of cracking hydrocarbons : en
  • US1992654A - Egg beater : en
  • USD94680S - Design fob a shoe : en
  • SU41889A1 - Method of making slow burning smokes : en ru
  • USD94658S - Design for a shoe : en
  • US1992258A - Spool : en
  • GB424868A - Improvements in or relating to machines for the development of photographic printingpapers by means of alkaline gases : en
  • DE610058C - Pressurized gas nozzle switch : de en
  • GB424568A - Improvements in or relating to discs for container closures, gaskets, clutch-facings, and the like : en
  • GB425214A - Improvements in or relating to coating compositions and processes for the productionthereof : en
  • FR777621A - Process and matchine for developing and fixing photographic papers : en fr
  • SU41515A1 - The method of obtaining 4,5-dichlorophthalic acid : en ru
  • US1992239A - Refrigerator door : en
  • US1992893A - Combined recording and reproducing device : en
  • USD94717S - Design for an ironing machine : en
  • FR777605A - Improved crimping of closure caps on glasses : en fr
  • GB424796A - Improvements in and relating to retaining devices for casement windows and the like : en
  • US1992280A - Gas meter : en
  • GB424778A - Improvements relating to match packets suitable for insertion in cigarette and like cartons : en
  • GB448764A - Device for utilisation of the oscillatory motion of travelling vehicles, applied to publicity : en
  • DE609831C - Exercise machine for swimming lessons and for passive therapeutic gymnastics : de en
  • DE610001C - Drum brake for rail vehicles : de en
  • FR777694A - Detection device for t receiver. s. f. : en fr
  • FR777810A - Further training for prepaid ATMs : en fr
  • FR777795A - Optical blind direction and landing indicator for airplanes : en fr
  • FR777642A - Lubrication device : en fr
  • FR777811A - Intermittent road lighting auto-ignition by user vehicles : en fr
  • GB424648A - Improvements in or relating to converting arrangements comprising induction coils : en
  • GB574543A - Improvements in or relating to hook gear for aircraft : en
  • FR777637A - Process and apparatus for destroying foams, particularly useful in agricultural chemical industries : en fr
  • DE610085C - Rolling, measuring and cutting machine for paper and other material webs : de en
  • DE610110C - Process for dechlorinating liquids : de en
  • DK49933C - Device for Radio Receivers for Elimination of Unwanted Frequencies. : da en
  • FR777607A - Improvements to concrete, masonry, earthenware, etc. intended to contain fluids : en fr
  • GB424713A - Improvements in or relating to the concentration, distillation or evaporation of liquid substances : en
  • SU41879A1 - Shoe rattle machine : en ru
  • SU41865A1 - The way to protect icebreakers from destruction caused by compression of ice : en ru
  • US1992174A - Typewriting machine : en
  • US1992289A - Process for preparing alkaline earth cyanamides : en
  • US1992242A - Brake structure : en
  • US1992715A - Sheet of veneer : en
  • US1992615A - Amino nitrile and process of producing same : en
  • GB424614A - Improvements in or relating to the manufacture of pozzolana cements : en
  • DE610272C - Magnetic modulator : de en
  • SU41837A1 - Tool for elastic, adjustable clamping of the vacuum chamber of the suction shaft of the paper machine : en ru
  • USD94707S - Design for a macaroni or similar : en
  • GB424606A - Cycle reflector : en
  • AT140796B - Sanitary napkin and method for producing a fabric with a batt overlay. : de en
  • USD94665S - Design for a grave marker : en
  • PL21028B1 - Method for the production of 3, 4, 5, 6-halo-2-amino-1-oxy benzene. : en pl
  • DE609871C - Device for the compulsory guidance of railway vehicles : de en
  • FR777711A - Medical probe : en fr
  • GB424761A - Improvements in fumigating devices for use as insecticides and for medicinal purposes : en
  • CH175571A - Process for the preparation of a cyclic amine. : de en
  • GB424765A - Improvements in magnetic cores : en
  • SU41610A1 - Hydraulic drive of the electrode in the apparatus for welding by the method of resistance : en ru
  • DE609966C - Windshield wiper drive for motor vehicles : de en
  • CH175411A - Process for increasing the resistance of wood. : de en
  • CA10650S - Holder or container for medical and surgical plaster, bandages and the like : en
  • GB424795A - Improvements in or relating to electromagnetic relays : en
  • ES136509A3 - A special device for splicing anchor mooring chains. : en es
  • SU41860A1 - Device for heating skis snowmobile exhaust gases : en ru
  • SU41962A1 - Fractional distillation unit : en ru
  • DK49936C - Cigar machine. : da en
  • GB424664A - Improvements in or relating to the supply or control of power in electric traction systems : en
  • SU41619A1 - Device for gasification and coking of low-grade fuels : en ru
  • CH175312A - Motor arrangement for the individual drive of cards. : de en
  • CH175368A - Visual file. : de en
  • CH175531A - Process for the preparation of an oxynaphthotriazole. : de en
  • FR777732A - Agglomerated shelled corn cobs : en fr
  • US1992214A - Traffic detector : en
  • FR777830A - Method and apparatus for treatment with suction cups : en fr
  • DE609902C - Arrangement for practicing the procedure for remote display of pressure, temperature and humidity : de en
  • PL20906B1 - Steel with a high liquidity limit. : en pl
  • DE610050C - Device for transferring the heat of hot gases to layers of solid substances : de en
  • GB424667A - Improvements in or relating to automobile headlights : en
  • GB425289A - Improvements in and relating to sterilising apparatus : en
  • DE609993C - Device for the formation of loops of fabric in hanging dryers : de en
  • DE610032C - Roughening tool for shoe roughening machines : de en
  • DE610112C - Air jig : de en
  • SU41547A1 - Device for loosening the soil : en ru
  • SU41789A1 - Dust Fuel Powered Internal Combustion Engine : en ru
  • SU41933A1 - Horizontal wind / water engine : en ru
  • DE609456C - Process for the production of condensed sulphonation products of waxes, wax and fatty alcohols : de en
  • FR777667A - Torsion spring for suspensions : en fr
  • US1992794A - Oil furnace boiler : en
  • US1992373A - Cigarette package : en
  • US1992395A - Process of making red lead : en
  • US1992593A - Portable electric heater : en
  • SU41672A1 - Sharpening machine with manual feed : en ru
  • DE609912C - Electric drive for rolling mills and hydraulic presses : de en
  • DE609994C - Device for generating steam with iron : de en
  • US1992904A - Jaw brace : en
  • FR777602A - Elastic tulle bottom : en fr
  • US1992589A - Organic fiber and method of preparing same : en
  • US1992839A - Oiling appliance : en
  • US1992887A - Control means for windshields : en
  • US1992616A - Art of cracking hydrocarbons : en
  • AT140786B - Electric fluorescent tube with inert gas filling and cold sheet metal inner electrodes. : de en
  • US1992339A - Lubricating system for internal combustion engines : en
  • USD94712S - Design fok a lady s glove : en
  • FR777779A - Process for manufacturing steel parts which must have a high flow limit : en fr
  • AU1679134A - Improved friction winch for mining andother purposes : en
  • AT140669B - Circuit for achieving uniform amplification and selectivity over a wide frequency range. : de en
  • SU41721A1 - Shaft parallelism device : en ru
  • US1992254A - Method of making fasteners : en
  • CH175552A - Process for the preparation of a chromable yellow monoazo dye. : de en
  • DE609929C - Water level indicator whose water level body is movably connected : de en
  • CH175494A - Process for forming and wrapping soft masses and apparatus for carrying out the same. : de en
  • CH175418A - Containers for fuse letters. : de en
  • CH175532A - Process for the preparation of an oxynaphthotriazole. : de en
  • CH175549A - Process for the preparation of an azo dye. : de en
  • US1992513A - Receptacle : en
  • CA348476A - Article moulding method and apparatus : en fr
  • CH175505A - Device on air brakes to accelerate their effect. : de en
  • AT144735B - Scale for radio sets. : de en
  • AT140712B - Precipitation hardenable nickel-iron alloys containing beryllium and silicon. : de en
  • AT140735B - Massaging device. : de en
  • SU41737A1 - Method for quantitative determination of ergot, dolls and mineral impurities in flour and similar products : en ru
  • SU41524A1 - Automatic power switch : en ru
  • SU41578A1 - Device for mechanical synchronization of distributor and decoder of direct-printing telegraph devices : en ru
  • US1992480A - Process for the production of higher alcohols, particularly butyl alcohol, from ethyl alcohol : en
  • SU41639A1 - Respirator : en ru
  • US1992317A - Musical instrument : en
  • US1992592A - Textile spindle : en
  • SU41602A1 - Dc and ac voltage measurement method : en ru
  • SU41663A1 - Fixture for joining ceramic radiator elements : en ru
  • AT140655B - Method for obtaining audio films using separate audio and video recordings : de en
  • US1992331A - Single file feeding device : en
  • US1992384A - Production of card clothing : en
  • CH175383A - Device on skis for attaching climbing skins. : de en
  • CH175550A - Process for the preparation of a chromable yellow monoazo dye. : de en
  • US1992323A - Process of degasifying coal and other carbonaceous material in situ : en
  • US1992547A - Diatomaceous product and method of making the same : en
  • DE609866C - Process for the preparation of droplets of Hydrouracil : de en
  • AT140706B - Automatic charging device for accumulator batteries. : de en
  • AT140675B - Device for attaching a photographic chamber or the like to an optical observation device. : de en
  • SU41630A1 - M Flax Cleaning Machine : en ru
  • CA348447A - Sludge formation retarding composition : en fr
  • CH175446A - Arrangement to protect multi-anode gas or vapor discharge vessels against reignition. : de en
  • CH175479A - Device with a number of thermionic tubes with equipotential cathodes, the radiator assembly of which can be connected to various mains voltages. : de en
  • CH175380A - Orientation facility. : de en
  • AT140760B - Device for x-ray examinations. : de en
  • CH175369A - Device for attaching the sheet holder in loose-leaf books with spiral binding. : de en
  • US1992571A - Tuning system for pianos : en
  • USD94716S - Design fob an ironing machine : en
  • AT140674B - Intermediate piece for attaching atomizer heads to containers for the liquid to be atomized. : de en
  • CA348458A - Electric valve converting apparatus : en fr
  • CH175445A - Electric control device. : de en
  • DE610037C - Gas pressure regulator : de en
  • CA348425A - Drier and kiln unit : en fr
  • CA348513A - Valve control system : en fr
  • AT140785B - Softening of water. : de en
  • CH175378A - Process for sensitizing colloids used for photographic processes. : en fr
  • CA348495A - Overhead door : en fr
  • CH175278A - Device for melting asphalt, bitumen and the like out of barrels and other containers. : de en
  • DE610047C - dust filter : de en
  • SU41633A1 - Single Drum Decorticator for Bast Stems : en ru
  • PL20916B1 - Drum mill, air blown. : en pl
  • SU41793A1 - Dynamo Magneto : en ru
  • CH175447A - Device for extinguishing short-circuited anodes in grid-controlled inverters. : de en
  • DK49926C - Lunch box. : da en
  • CA348508A - Radio receiver : en fr
  • CH175412A - Debarking machine. : de en
  • GB424669A - Suspension system : en
  • DE609880C - Electric lighting fixture : de en
  • CA348456A - Electric valve converting system : en fr
  • AU1645034A - An improved necktie construction : en
  • FR777849A - Electromagnetic control unit for windshield wipers and other oscillating devices : en fr
  • AT140679B - Send arrangement to achieve course lines. : de en
  • CA348526A - Telegraphone : en fr
  • GB425163A - Improvements relating to the formation of heat and sound insulating coatings : en
  • CH175350A - Process for the preparation of salts of N-nitramines of primary aromatic amines. : de en
  • SU41840A1 - Reel-type SLR camera for film shooting : en ru
  • US1992767A - Ticket issuing machine : en
  • CH175273A - Tightly closing room closing element, in particular a door or window. : de en
  • ES3428U - Device for the application and non-deformable fastening of all kinds of frames. (Machine-translation by Google Translate, not legally binding) : en es
  • SU41892A1 - Folding metal molds for making grinding wheels of large sizes. : en ru
  • SU41974A1 - Device for compensating semicircular deviation of compasses : en ru
  • US1992656A - Electrical conductor : en
  • SU41705A1 - Adaptation to tanks for automatic discharge of water from them in order to protect them from freezing : en ru
  • SU41912A1 - Device for supplying products to the processing method of continuous flow : en ru
  • SU41706A1 - Device for sampling an average sample of liquid fuel : en ru
  • AU1307333A - A composition forthe treatment of mammitis : en
  • CH175539A - Process for the preparation of 2-iodo-8-oxynaphthalene-3,6-disulfonic acid. : de en
  • AT140652B - Method and device for the production of pipes reinforced in places from fiber cement. : de en
  • AT140772B - Nozzle for the reaction drive of vehicles. : de en
  • CH175450A - Distance relay device to protect electrical systems. : de en
  • DE609401C - Process for the preparation of methyl esters of carboxylic acids : de en
  • GB424715A - Glazing machine for knife-blades : en
  • DE609701C - Device for converting alternating current of one frequency into another frequency : de en
  • US1992604A - Figured fabric : en
  • US1992805A - High frequency circuit : en
  • DE610016C - Housing for cattle by means of a bracket that can be swiveled on vertical posts : de en
  • GB424656A - Improvements in machines and appliances for shearing metal plates and the like : en
  • US1992757A - Winding machine : en
  • USD94692S - Design fob a clock mounting : en
  • CH175441A - Electrical network. : de en
  • SU41588A1 - Photoelectronic two-wire relay : en ru
  • US1992465A - Electric furnace : en
  • CH175393A - Device for mixing bulk goods, in particular grains. : de en
  • DK49945C - Circuit arrangement for amplifying high frequency oscillations using an amplifier tube with one or more gratings. : da en
  • GB424806A - Improvements in or relating to the manufacture of spectacle frames : en
  • SU41708A1 - An apparatus for determining the height of one hundred horizons of water and recording waves : en ru
  • US1992367A - Machine for automatically producing clasp fastener strips : en
  • US1992605A - Method of making thermostatic units for steam traps and the like : en
  • FR777609A - Method and tools for attaching rings to openings in drums, cans or similar metallic objects and articles resulting therefrom : en fr
  • FR777766A - Spraying apparatus for polishes, varnishes and the like : en fr
  • DE609858C - Process for the production of porous, vesicular masses and objects : de en
  • US1992796A - Oil temperature regulating device : en
  • US1992832A - Manufacture of carbon bisulphide : en
  • US1992914A - Centrifuge bucket : en
  • SU41985A1 - Klupp for gas pipes : en ru
  • US1992397A - Medical truss and method of making same : en
  • CH175306A - Container for the transport of a liquid, milk in particular, with tamper-evident device. : en fr
  • CA348380A - Insecticide : en fr
  • GB424573A - Improvements in the manufacture of aliphatic anhydrides : en
  • DE610077C - Method for measuring the cutting ability and edge retention of blades : de en
  • SU41719A1 - Screen for projected images : en ru
  • CH175567A - Process for the preparation of a mixture of sodium formaldehyde sulfoxylate compounds. : de en
  • PL20963B1 - Topographic compass. : en pl
  • US1992295A - Method of producing so : en
  • PL20913B1 - Acid zuzel for steel deoxidation. : en pl
  • US1992492A - Photocopy machine : en
  • US1992617A - Combined shipping and display package : en
  • CH175425A - High pressure lubrication device. : en fr
  • GB425222A - Improvements relating to magnetic materials : en
  • DE609900C - Gas pressure charger : de en
  • ES136519A1 - A route regulator for automobile torpedoes, aerial vehicles, water vehicles and vehicles in general provided with a gyro device for route guidance. : en es
  • GB424650A - Apparatus for cooling air for buildings without increasing the content of water in the air, using as a cooling agent, air saturated with moisture : en
  • US1992583A - Groceries cupboard : en
  • US1992596A - Tool : en
  • DE609767C - Gear cutting machine working according to the rolling process with an arcuate moving cutting tool : de en
  • DE609946C - Hat and clothes rack with collapsible clothes hanger : de en
  • GB424719A - Improvements in and connected with vehicles for manipulating and transporting bins for refuse or other materials : en
  • GB425295A - Improvements relating to the selective destruction of adventitious plants and the improvement of crops : en
  • CA348459A - Metal treating composition : en fr
  • GB424766A - Improvements in and relating to rubbing cloths for cleaning, polishing, massage and like purposes : en
  • IE13512L - Lubricants; polymerisation of fatty oils : en
  • SU41906A1 - Machine for weighing and filling bulk bags : en ru
  • US1992912A - Brake system for drilling equipment : en
  • SU41732A1 - Torque Planer : en ru
  • DE606876C - Process and core formwork for the production of hollow stone ceiling beams : de en
  • DE609811C - Type wheel typewriter : de en
  • DE609837C - Cutting device for straight cigarette machines : de en
  • DE609893C - Guide and buffer device for motor vehicle doors : de en
  • CA348405A - Carton : en fr
  • US1992304A - Electrical apparatus : en
  • US1992471A - Trolley wire support : en
  • US1992699A - Sand and dirt trap : en
  • US1992641A - Knitting machine : en
  • DE609848C - Automatic machine for electric arc welding with an electrode, which is composed of several metal parts lying next to each other : de en
  • DE610123C - Safety device for vehicles, in particular for rail vehicles : de en
  • SU41566A1 - Electrically operated truck brake for railway rolling stock : en ru
  • US1992417A - Duplicating machine : en
  • US1992555A - Cable vibration inhiritor : en
  • US1992874A - Illuminated bob for fishlines : en
  • SU41490A1 - Device for lifting without coupling rods : en ru
  • US1992199A - Light source : en
  • US1992590A - Safety clamp device : en
  • US1992884A - Fabric : en
  • SU41991A1 - Steering equipment for tracked vehicles : en ru
  • US1992476A - Corn sheller : en
  • DE609892C - Friction wheel press : de en
  • CA348439A - Cathode ray photographic apparatus : en fr
  • CH175366A - Process for the production of corrosion-resistant oxidic layers on aluminum and its alloys. : de en
  • FR777751A - Injection device for internal combustion engines powered by crude oil : en fr
  • FR777770A - Transmission for motor vehicles : en fr
  • FR777782A - Feather towel : en fr
  • FR777611A - Double stroke oleo-pneumatic landing gear : en fr
  • AT140670B - Headlights for vehicles. : de en
  • CH175448A - Time switch for time grading protection. : de en
  • DK49916C - Articulated steam locomotive. : da en
  • GB424647A - Improvements in or relating to table game apparatus : en
  • GB424666A - Improvements in or relating to labels for umbrellas, walking sticks and the like : en
  • GB424792A - Improvements in or relating to thermionic valves : en
  • US1992708A - Releasable pivot joint : en
  • USD94664S - Design for a grave marker : en
  • USRE19477E - Method op making shredders : en
  • CA348398A - Bed spring, etc. : en fr
  • SU41901A1 - Limekiln Tunnel Kiln : en ru
  • GB424721A - Method of activating cathodes in discharge tubes by means of gases or vapours : en
  • ES3430U - Sliding handle for purses-bags. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777603A - Manufacturing process of frames for printing fabrics by the so-called Lyonnaise method : en fr
  • DE610021C - Method for monitoring the correct position of watermarks, printed images or the like on sheets cut from the moving web : de en
  • PL21015B1 - A device for heating and cooking. : en pl
  • US1992921A - Production of butyl alcohol and acetone by fermentation : en
  • USD94674S - Design for a glass container or : en
  • DE609687C - Erase chamber for liquid switch : de en
  • FR777655A - Laryngoscope : en fr
  • GB424850A - Improvements in or relating to spectacle frames : en
  • DE609932C - Numbering device for address printing machines : de en
  • CH175333A - Slicer with scales. : de en
  • CH175544A - Method for the preparation of 1-chloro-3-N- (y-ethoxy-B-oxypropyl) -n-butylaminobenzene. : de en
  • CH175575A - Device for moving a stroller back and forth. : de en
  • ES3404U - Secafirmas and secante (Machine-translation by Google Translate, not legally binding) : en es
  • GB424703A - Vehicle collision guards : en
  • GB424816A - Improvements in and relating to resistance welding or heating electrodes : en
  • SU41844A1 - Filming machine : en ru
  • US1992548A - Structure made from comminuted materials : en
  • USD94701S - Design for a fanciful figure or : en
  • FR777878A - Awnings refinements : en fr
  • SU41651A1 - The use of cupola gases for heating the dryers : en ru
  • FR777731A - Illustrator of phonographic programs for advertising, education and other applications : en fr
  • FR777896A - Extendable handlebar propulsion system for sports toys : en fr
  • US1992164A - Coupling for connecting a truck and a trailer : en
  • US1992609A - Manufacture of artificial filaments and the like : en
  • US1992753A - Method and apparatus for continuously conditioning a sheet of fibrous material : en
  • US1992885A - Control means for windshields : en
  • CH175466A - Process for the production of a highly refractory paste for dental purposes and paste produced according to the same. : de en
  • DE608864C - Motor gripper : de en
  • FR777820A - Suspension shock absorber for motor vehicles or others : en fr
  • DE609828C - Engine mounts for motor vehicles : de en
  • FR777769A - Device for felting conical or cylindrical paper tubes for spinning and weaving : en fr
  • CA348431A - Film roll winding apparatus : en fr
  • FR777718A - Device for improving the control effect of the grids in arc discharge devices : en fr
  • CA348379A - Insecticide : en fr
  • CA348402A - Clothes line : en fr
  • SU41559A1 - Wagon for traveling on the monorail and dirt track : en ru
  • US1992535A - Electric meter of the thermal tote : en
  • US1992668A - Lens or cover glass for head lamps and the like : en
  • US1992683A - Fitting for slidable structures : en
  • CA348389A - Tire : en fr
  • CH175415A - Tool for patterning freshly applied areas of color. : de en
  • CH175388A - Rocket in time. : en fr
  • CH175509A - Beehive with separate brood and honey room. : de en
  • DE609862C - Method of dyeing wool : de en
  • FR777620A - Device automatically producing the abrupt meeting and separation of electrical contacts : en fr
  • PL21043B1 - The way of pouring milk. : en pl
  • US1992442A - Holder for tooth paste tubes and the like : en
  • US1992635A - Thermo-electrical heating element : en
  • US1992681A - Process for the production of sulphates by the mutual reaction of sulphur dioxide, oxygen, and bases in an aqueous medium : en
  • DE577110C - Runner for asynchronous motors : de en
  • DE609891C - Process for the preparation of a sulfuric acid pickling solution for iron and steel and for preventing the dissolution of iron and steel by sulfuric acid : de en
  • SU41492A1 - Yeast Aeration Device : en ru
  • SU41734A1 - An apparatus for producing a beam of sparks in determining the composition of metals by a spark : en ru
  • SU42001A1 - Sewage sludge treatment method : en ru
  • US1992362A - Automobile signaling apparatus : en
  • CH175305A - Dab brush especially for plasterers and painters. : de en
  • SU41715A1 - Drum or record for sound recording : en ru
  • US1992228A - Composite signaling system : en
  • US1992477A - Mechanical walking doll : en
  • CH175458A - Ion valve. : de en
  • AT140844B - Process for the production of pure chromium compounds. : de en
  • CA348468A - Directional radio receiver : en fr
  • SU41709A1 - Automatic scales for fluid bodies : en ru
  • CH175348A - Process for the production of cellulosic and hemicellulosic enzymes. : de en
  • DE609961C - Machine for making cup-like paper vessels : de en
  • GB424968A - Improvements in and relating to electric transformers : en
  • BE407399A - Agent to keep cut flowers fresh : en fr
  • CH175491A - Expandable bag. : de en
  • US1992852A - Surge protector : en
  • US1992308A - Chemical treatment of hydrocarbon oils : en
  • US1992597A - Means for connecting structural members : en
  • AT140835B - Device for treating ores, ceramic raw materials, inorganic pigments and other materials with highly active gases. : de en
  • PL20939B1 - : en pl
  • CA348531A - Saw : en fr
  • CH175478A - Oscillator modulator. : de en
  • AT140794B - Method for stretching tops. : de en
  • SU41643A1 - Cushioned suspension for stretchers in sanitary vehicles : en ru
  • CH175512A - Sewing machine head. : de en
  • SU41548A1 - Shield for laying tunnels : en ru
  • SU41966A1 - Machine for separating fibers from bast stalks : en ru
  • US1992459A - Furnace : en
  • CA348503A - Brake lever : en fr
  • CA348376A - Scaffolding coupling and clamp : en fr
  • CH175272A - Wooden construction element. : de en
  • CH175521A - Process for the preparation of an oxynaphthotriazole. : de en
  • USD94662S - Design fob a flexible pocket : en
  • US1992879A - Scrub pail : en
  • USD94645S - Design for an ensemble dress : en
  • CA348397A - Tool and holder : en fr
  • SU41577A1 - Brake Controller for electric trains : en ru
  • US1992259A - Treatment of textile filaments, yarns, threads, or the like : en
  • AT140689B - Method and device for increasing the caloric efficiency in internal combustion engines. : de en
  • PL20975B1 - A wheel for vehicles rolling on rails. : en pl
  • SU41503A1 - Filter for liquids : en ru
  • US1992255A - Telephone alarm system : en
  • US1992634A - Collapsible tube mechanism : en
  • DE609890C - Helical tubes : de en
  • SU41745A1 - Machine counting : en ru
  • SU41770A1 - Cabbage harvester : en ru
  • SU41913A1 - Device for moving piece, mainly standard, loads : en ru
  • US1992300A - Dynamic loud speaker unit : en
  • SU41890A1 - Device for transferring sleeves in sleeve machines : en ru
  • US1992430A - Panning machine : en
  • US1992876A - Automobile radiator sign or indicator : en
  • USD94648S - Design foe an instrument case : en
  • AU1721434A - Improvements in packing glands in gas meters : en
  • CA348501A - Gas cooler : en fr
  • SU41787A1 - Screw thorn for horseshoes : en ru
  • US1992193A - Water circulator for boilers : en
  • US1992257A - Spool : en
  • AT140787B - Process for increasing the usability of substances mostly used for fuel and driving purposes, such as in particular gasoline, for certain other purposes, in particular for chemical cleaning with the addition of chlorinated hydrocarbons. : de en
  • SU41771A1 - Adaptation to beet harvesting machines for feeding roots to the cutting device : en ru
  • US1992165A - Rod holder : en
  • FR777882A - Improvements to tin cans or similar hermetically sealed containers : en fr
  • PL20912B1 - Manufacturing method of a hair care product. : en pl
  • PL21040B1 - Bell and reflector for bicycles and other small vehicles, combined in one unit and powered by a common source of electricity. : en pl
  • CH175576A - Device for reciprocating a stroller. : de en
  • CA348433A - Sign : en fr
  • PL20942B1 - Method of purifying tuna liver oil. : en pl
  • SU41821A1 - A device for communicating vibration to a tuning fork : en ru
  • USD94693S - Design for a salt or pepper shaker : en
  • CH175397A - Sound pickup device. : de en
  • AT140824B - Distribution device. : de en
  • CH175572A - Process for the preparation of a cyclic amine. : de en
  • US1992211A - Sheet metal and pipe cutter : en
  • DK49932C - Device for Transmitting Line Signals to Trains. : da en
  • USD94649S - Design fob a velocipede : en
  • SU41604A1 - Arc valve : en ru
  • CA348511A - Blasting cartridge : en fr
  • CH175375A - Equipment for photographic apparatus, consisting of a basic rangefinder and a telescopic viewfinder with a real aperture. : de en
  • SU41689A1 - Pen for reedfedere, river feathers, etc. with ink tank : en ru
  • US1992185A - Azo dyes : en
  • US1992318A - Process for the manufacture of alkali metal carbonates and hydroxides and recovery of ammonium chloride : en
  • SU41733A1 - Method and device for determining the detonation ability of liquid fuels : en ru
  • SU41849A1 - Sack for changing photographic plates : en ru
  • FR777734A - Shirt collars with non-deformable corners : en fr
  • US1992346A - Tool for drilling polygonal holes : en
  • US1992633A - Soda fountain carbonating plant and the like and method thereof : en
  • US1992673A - Nutritional iodine : en
  • CA348481A - Duplicating machine : en fr
  • CA348489A - Paper slitting machine : en fr
  • CH175482A - Amplifier circuit with several tunable circuits. : de en
  • SU41635A1 - Method of degassing of the sprinkling solutions : en ru
  • US1992720A - Electric meter service appliance : en
  • FR777656A - screen for two-filament code lamp : en fr
  • GB424727A - Improvement in tyres, more particularly for railway vehicles : en
  • DE610012C - Process for the production of artificial sponge structures from viscose : de en
  • FR777710A - Electrode system for small rectifiers with gas atmosphere or metal vapor filling : en fr
  • FR777719A - Process for treating oils with a selective solvent : en fr
  • DE609960C - Reinforcement for screen mesh : de en
  • DE610072C - Shredding machine for food, especially fruits, with two adjacent, mutually driven, interlocking knife rollers : de en
  • FR777604A - Non-glare headlight device for motor vehicles : en fr
  • GB424586A - Improvements in or relating to the impregnation of fibrous material : en
  • PL20973B1 - Hans Gallusser (Geneva, Switzerland. Automatic device for adjusting brake rods, especially for rail car brakes. : en pl
  • SU41749A1 - Training model for demonstrating the magnitude of the electromotive force in the winding of the core : en ru
  • US1992340A - Air conditioner : en
  • US1992554A - Vending machine : en
  • GB424824A - Improvements in the manufacture of artificial silk : en
  • USD94663S - Design fob a dress : en
  • FR777661A - Sealing device for spark plug : en fr
  • CA348384A - Valve : en fr
  • CA348524A - Electric metal gathering machine : en fr
  • US1992792A - Welding electrode : en
  • CH175373A - Device for turning the cylinders on and off on four-cylinder rotary rubber printing machines. : de en
  • DE609846C - Switching device for electrical devices that for a certain adjustable time z. B. are to be moved alternately in one direction or the other by means of motors : de en
  • FR777706A - Rotary looper and bobbin case device for sewing machines : en fr
  • FR777764A - Amplifier device for telephone sets : en fr
  • FR777864A - Improvements to starters for internal combustion or explosion engines : en fr
  • US1992553A - Welding apparatus : en
  • DE610007C - Device for turning off the conveyor roller in leather sharpening machines with ring knife : de en
  • FR777680A - Automatic butt welding machine with spark heating : en fr
  • DE609897C - Malschloss, whose tumbler disks blocking the bolt are turned back from the open position to their starting position after being released by springs : de en
  • DE609918C - Device for grounding electrically driven apron conveyors running on rails : de en
  • AT140761B - Device for showing living pictures. : de en
  • ES3431U - Floatable and submersible canoe with motor and propulsion propeller. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424716A - Improvements relating to weft inserting mechanism for looms for weaving : en
  • GB448410A - Improvements in and relating to superchargers for internal combustion engines : en
  • ES3438U - Cage for birds. (Machine-translation by Google Translate, not legally binding) : en es
  • ES136373A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • GB425109A - Improvements in and relating to driving devices for magnetic sound-recording and reproducing apparatus : en
  • DE610089C - Method and device for determining the correct point in time for the dropping of bombs from aircraft : de en
  • FR777660A - Improvements in the assembly of transformers for the production of rectified high voltage currents and in these transformers themselves : en fr
  • GB424629A - Improvements in and connected with plate heat exchange apparatus applicable to the cooling of the lubricating oil of automobile engines : en
  • ES3414U - A box for packing and transporting fruits (Machine-translation by Google Translate, not legally binding) : en es
  • GB424601A - Improvements relating to the production of electrical insulating materials : en
  • SU41637A1 - Splint for long limb fractures : en ru
  • GB424696A - Improvements in implements for cutting weeds and the like : en
  • DE609874C - Tiltable mercury switch tube : de en
  • AT140792B - Ball game. : de en
  • FR777772A - Circuit breaker device for electrical installations, in particular for tariff controllers : en fr
  • SU41990A1 - Propeller with swivel blades : en ru
  • ES3393U - Apparatus for obtaining coffee infusion. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424740A - Improvements in and relating to safety razor blades and holders therefor : en
  • GB447743A - Improvements in liquid injection devices : en
  • US1992188A - Motor vehicle headlighting system : en
  • FR777641A - Improvements to vibrating devices, in particular usable for vibrating concrete : en fr
  • US1992409A - Guide for tau-square : en
  • FR777701A - welding electrode : en fr
  • GB424847A - Improvements in or relating to the heat treatment of oleaginous materials of vegetable or animal origin : en
  • DE604293C - Compressed air gas generator : de en
  • GB424828A - Improvements in and relating to clocks and cases therefor : en
  • DE610118C - Refrigerator with separate compartments : de en
  • GB425106A - Improvements in wrapping for powder, granular, or similar substances : en
  • GB424657A - Improvements in or relating to telecinematographic and like systems and apparatus therefor : en
  • USD94647S - Design for an ensemble dress : en
  • US1992352A - Condenser for hydrocarbons : en
  • SU41855A1 - Tip to the front pipe of the pump for feeding ground chalk and other similar material : en ru
  • SU41607A1 - Electric resistance furnace : en ru
  • US1992172A - Thresher : en
  • CH175507A - Safety device on traction vehicles. : de en
  • US1992281A - Hair winding device : en
  • US1992467A - Heat-treating furnace : en
  • US1992712A - Wrapped frozen comestible : en
  • GB424603A - Instep-support : en
  • GB424751A - Improvements in machines for timing fuses for projectiles : en
  • GB425352A - Improvements in and relating to methods of retreading tyres : en
  • CA348471A - Vinyl compound polymerization : en fr
  • ES3381U - Hollow body last for lasts and socks. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424662A - Improvements in coils for electrical purposes : en
  • SU41686A1 - Rolling washing machine for felt : en ru
  • AT140762B - Gas-filled rectifier. : de en
  • FR777608A - Improvements to direction indicators for motor vehicles : en fr
  • FR777745A - Wooden propeller with blades coated with a protective metallic layer obtained by metallization and process for the manufacture of such a propeller : en fr
  • US1992303A - Electrical apparatus : en
  • US1992383A - Ignition timer : en
  • FR777773A - Device for the extinction of alternating current breaking arcs, in particular in switches and circuit breakers : en fr
  • USD94677S - Design for a metallic grave : en
  • US1992438A - Method and apparatus for the production of music : en
  • US1992487A - Combined book-end and picture frame : en
  • ES136338A1 - PROCEDURE FOR OBTAINING METAL IMAGES : en es
  • FR777829A - Improvements to pumps : en fr
  • PL20930B1 - The plane is complex. : en pl
  • US1992663A - Printing machine : en
  • US1992731A - Vacuum cleaner : en
  • US1992823A - Lamp : en
  • DE609942C - Flat weft knitting machine : de en
  • DE610017C - Device for catching a pigeon returning to the loft : de en
  • DE609832C - Protective edge made of metal angle strips for the edge of the outsole of skis consisting of two layers of wood one on top of the other : de en
  • SU41810A1 - Conveyor galvanic bath : en ru
  • US1992229A - Doubletree : en
  • IE13438L - Refractory glasses : en
  • CA348453A - Hydraulic operator : en fr
  • CA348492A - Tabulator printing mechanism : en fr
  • US1992658A - Game of skill : en
  • DE609943C - Method and knitting machine, in particular circular knitting machine, for inserting and laying out special threads : de en
  • GB424597A - Process of rendering coating materials bactericidal : en
  • GB424676A - Improvements in and relating to hydraulic brakes : en
  • GB424871A - Improvements relating to the coating of surfaces, and in the manufacture of coated or compound materials : en
  • DE610073C - Fixing device for household machines and devices : de en
  • GB424561A - Improvements in and relating to rubber derivatives : en
  • DE609822C - Rotary valve for drinking basin : de en
  • DE610074C - Jug with a channel attached below the spout and opening into a drop collecting space : de en
  • GB424789A - Improvements in or relating to circular looms : en
  • US1992271A - Automatic stock quotation system : en
  • US1992348A - Compressor : en
  • US1992730A - Adjustable washer : en
  • GB424579A - Improvements in and relating to siphon heads for mineral water bottles and like containers : en
  • GB424878A - Improvements relating to control valve-mechanism in jigging apparatus : en
  • USD94691S - Design fob lace : en
  • DE609885C - Overflow storage tank for domestic hot water supply systems with any number of taps : de en
  • FR777713A - Method of manufacturing magnetizable cores or krarupized conductors, consisting of magnetizable wires, bands or strips, cold worked : en fr
  • GB424831A - Improvements in and relating to electrolytic condensers : en
  • GB424832A - Improvements in and relating to the control of grid-controlled valves : en
  • US1992743A - Pitman : en
  • DE609756C - Tamping machine : de en
  • DE609925C - Mechanics for folders : de en
  • CA348419A - Box : en fr
  • CH175522A - Process for the preparation of an oxynaphthotriazole. : de en
  • FR777754A - Method and device for the manufacture of leather shoes comprising a directly vulcanized rubber sole and shoe produced in accordance with the method : en fr
  • SU41493A1 - Method of saccharification of peat to obtain alcohol : en ru
  • CH175469A - Device for generating short electrical waves by means of extinguishing sparks. : de en
  • CH175452A - Device for extinguishing arcs burning in flowing extinguishing agent between electrodes. : de en
  • US1992181A - Bottle or jar closure : en
  • US1992436A - Oil well pump : en
  • PL20977B1 - LffeJ ^ tt / oO A candle bulb for high-performance diesel engines. : en pl
  • SU41669A1 - Device for electric heating of concrete and chimney masonry : en ru
  • SU41746A1 - Slide rule : en ru
  • CA348479A - Ice cuber : en fr
  • CA348424A - Sawmill : en fr
  • FR777633A - Improvement in sound relay devices for heavy goods vehicles : en fr
  • GB425293A - A method and device for regulating a propulsion motor supplied with direct current in order to adjust it to the various conditions of propulsion of a ship : en
  • PL20905B1 - The method of making bread. : en pl
  • SU41680A1 - The method of manufacturing plastics : en ru
  • SU41878A1 - Device for opening the transom wind : en ru
  • US1992360A - Cross-roll delivery table : en
  • PL20902B1 - Device distributing the fuel from the tank to the surface of the mechanical grate. : en pl
  • US1992659A - Game apparatus : en
  • SU41532A1 - Device for installing printing plates for multi-color printing : en ru
  • US1992582A - Method of manufacturing rolled buckwheat : en
  • AT140687B - Loading device on drafting systems for roving. : de en
  • AT140818B - Capsule machine with auxiliary liquid and internal control cylinder. : de en
  • US1992521A - Wheel aligner : en
  • US1992567A - Hand capper : en
  • US1992235A - Wear guard for trousers : en
  • US1992283A - Transmitting wave antenna system : en
  • US1992359A - Hat holder : en
  • USD94683S - Design for a shoe : en
  • US1992377A - Thermostatic oil-control valve : en
  • DE610044C - Rod lifter for tie mower : de en
  • FR777805A - Claw for removing wheel hub caps for motor vehicles : en fr
  • PL21007B1 - A method of distilling zinc and similar metals. : en pl
  • SU41625A1 - Sheepskin tanning method : en ru
  • SU41995A1 - Apparatus for distributing outer cases of matchboxes according to position of label space : en ru
  • US1992288A - Rotary gold concentrator : en
  • US1992813A - Specific gravity indicating device : en
  • DE609991C - Grapple drill : de en
  • FR777823A - Coil for plasters : en fr
  • GB424784A - Improvements in or relating to blasting cartridges : en
  • FR777793A - Electrical control device for weighing operations in weigher or wire rollers : en fr
  • GB424577A - Improvements in or connected with revolution counting apparatus : en
  • CA348527A - Cellulose insulating material : en fr
  • DE610046C - Device for engaging the drive wheel of starters for internal combustion engines : de en
  • GB424881A - An improved apparatus for utilising the motion of waves : en
  • SU41618A1 - Oil cleaning device : en ru
  • US1992854A - Process for the obtaining of solutions of beryllium fluoride from double fluoride ofberyllium and of an alkali metal : en
  • FR777760A - Method and device for reproducing or taking photographic sound recordings arranged in a spiral : en fr
  • FR777786A - Ball for soccer, rugby, basketball and other games : en fr
  • GB424818A - Improvements in or relating to electric lighting installations : en
  • PL20926B3 - Electric cable installation. Pitent in addition to patent No. 20849. : en pl
  • SU41798A1 - The device for the central connection between the sheets of spring : en ru
  • US1992192A - Egg carton : en
  • US1992543A - Rope thrust shovel : en
  • PL21022B1 - A method of producing oils soluble in mineral oils from castor oil. : en pl
  • US1992769A - Sanitary receiver for hair clippings : en
  • SU41751A1 - Tutorial on mechanics : en ru
  • DE609808C - Process for the production of raw juice and sugar pulp : de en
  • GB424639A - A new or improved packing machine : en
  • GB424729A - Improvements in and relating to wheelbarrows and the like : en
  • US1992607A - Fountain shaving brush : en
  • US1992606A - Calipering device : en
  • SU41931A1 - Frame : en ru
  • US1992907A - Flexible laminated insulating material and product : en
  • DE609855C - Shoe cleaning machine : de en
  • CH175459A - Electrode support device with self-baking electrode, especially for aluminum ovens. : de en
  • GB424731A - Improvements in and relating to processes for purifying and removing the poison and smell from the exhaust gases of internal combustion engines and apparatus therefor : en
  • SU41782A1 - Method and device for milking dairy cattle : en ru
  • US1992844A - Cut-out for electric lamps : en
  • SU41914A1 - Tightening lock for connecting crates of a mobile conveyor : en ru
  • US1992911A - Hydrodynamic brake for hoists and the like : en
  • US1992694A - Filing device : en
  • SU41665A1 - Wood vaulted ceiling : en ru
  • GB424853A - Improvements in heat exchangers particularly suitable for heating air by the exhaustof internal combustion engines : en
  • DE609883C - Process for the production of dental prosthesis holding plates : de en
  • GB424675A - Improvements in or relating to adapters for pipe joints : en
  • GB425038A - Apparatus for delivering measured quantities of lubricant to be used with petrol engines of motor vehicles and the parts of motor vehicles : en
  • GB424575A - Improvements in or relating to the keyboard mechanism of typographical composing machines : en
  • CA348449A - Electric distribution system : en fr
  • CA348482A - Duplicating machine : en fr
  • DE609985C - Continuously operated chamber furnace for the gradual degassing of a non-baking small or fine grain fuel : de en
  • SU41774A1 - Device for lifting motive in hemp and similar machines : en ru
  • US1992350A - Earth boring drill and method : en
  • FR777839A - Alloy and its applications : en fr
  • GB424678A - Improvements in and relating to springing arrangements for the wheels of power driven vehicles : en
  • FR777814A - Rotary piston compressor : en fr
  • US1992632A - High speed repeater : en
  • AU1890234A - Improvements in air carburetting apparatus for internal combustion engines : en
  • FR777886A - Liquid control device : en fr
  • US1992525A - Shock absorber : en
  • US1992170A - Apparatus for casting helical objects and the like : en
  • US1992756A - Pressure relieving joint for building construction : en
  • US1992870A - Printing machine : en
  • US1992218A - Aviation game : en
  • US1992569A - Shock absorber : en
  • US1992889A - Method and apparatus for refrigeration : en
  • DE609922C - Device for developing and fixing the dye applied to printed or dyed fabric : de en
  • GB424747A - Improvements in or relating to directional radio installations : en
  • GB424872A - Improvements in free-wheel and brake devices for cycles and the like : en
  • PL20947B1 - Device for cleaning the air supplied to gas nozzles of internal combustion engines. : en pl
  • PL20988B1 - Device for lowering the coal in steep decks. Priority: : en pl
  • PL21029B1 - A method of galvanic cladding of sheets and other rolled materials. : en pl
  • CH175356A - Process for the preparation of a stilbene azo dye. : de en
  • CH175385A - Skis with protective edges. : de en
  • CA348451A - Television apparatus : en fr
  • CH175381A - Device on hammer pianos to dampen their tone strength to the point of silence : de en
  • SU41861A1 - Shutter device for bulk and drain pipes : en ru
  • US1992787A - Electric heater : en
  • USD94652S - Design fob a shoe : en
  • PL20945B1 - The device for the introduction of medicinal substances to the body makes it debilitating. : en pl
  • SU41857A1 - Car with two rear side carts : en ru
  • SU41923A1 - Fluid sterilization apparatus : en ru
  • SU41986A1 - Portable Pipe Welding Device : en ru
  • US1992826A - Synchronous motor : en
  • US1992818A - High-speed bearing : en
  • US1992732A - Valve : en
  • IS157A7 - Method for producing foodstuffs for animals and humans, low fat and without risk of damage, as well as fish oil from herring and other fish of the herring species (of the genus Clupeidae) : en is
  • DK49944C - Sliding brake shock boom with a joint grille connected to the base block, the joints of which are made to work one after the other. : da en
  • CH175409A - Safety device on band saws. : de en
  • PL21021B1 - Process for the production of insoluble azo dyes on fibers. : en pl
  • US1992454A - Hull extracting cleaner feeder : en
  • SU41992A1 - Paddle wheel : en ru
  • SU41617A1 - Method for producing artificial bergamot oil : en ru
  • US1992445A - Selector circuit : en
  • US1992819A - Flashing : en
  • DE609913C - Lap coffee grinder made from pressed fabric : de en
  • GB424876A - Improvements in and relating to electricity meters : en
  • SU41506A1 - The method of extraction of bromine from its natural solutions : en ru
  • PL20992B1 - Wire and metal rod production. : en pl
  • US1992247A - Carburetor : en
  • US1992533A - Method of producing alkyl thiocyanates and similar esters : en
  • US1992716A - Automatic weighing machine-discharge regulating type : en
  • AT140668B - Medical all-glass injection syringe. : de en
  • CH175455A - Arc discharge apparatus. : de en
  • CH175520A - Process for the preparation of an oxynaphthotriazole. : de en
  • CA348440A - Cathode ray tube : en fr
  • CA348528A - Telephone system : en fr
  • US1992328A - Double-acting two-stroke internal combustion engine : en
  • CA348507A - Radio receiver tone control : en fr
  • FR777676A - : fr
  • GB424844A - Improvements relating to railway point operating mechanism : en
  • PL20920B1 - A method of purifying bismuth nitrate solutions. : en pl
  • AU1580834A - Method of and apparatus forthe production of cold : en
  • CA348466A - Thermionic amplifier : en fr
  • AT140843B - Process for the production of salts of hexavalent chromium with simultaneous recovery of valuable oxygen compounds. : de en
  • ES3329U - A new container box (Machine-translation by Google Translate, not legally binding) : en es
  • FR777840A - Metal window frame : en fr
  • CH175560A - Process for the preparation of a dioxazine dye. : de en
  • CH175309A - Capping device, intended to apply metal or other caps to the neck of containers. : en fr
  • CH175518A - Process for the production of a polynuclear, partially hydrogenated ring compound. : de en
  • CH175483A - Vertical antenna. : de en
  • AT140809B - Change gear with infinitely variable transmission ratio. : de en
  • AU1679734A - Propeller : en
  • PL21011B1 - A method of treating starch, especially potato starch. : en pl
  • SU41900A1 - Horizontal kiln for baking the cement clinker in suspension : en ru
  • CH175290A - Liquid fuel heating installation to prevent hoar frost in spaces occupied by plants. : en fr
  • PL20965B3 - The method of producing chromates and dichromates. : en pl
  • AU1678034A - Improvements in and relating to machines for mounting sheets of paper and the like on card or other backing material : en
  • FR777677A - Burner for liquid fuels : en fr
  • CH175267A - Adjustable wheel axle for self-holding plows for different wheel spacings. : de en
  • AT140705B - Device for checking the expiry time of number switches for telephones. : de en
  • US1992511A - Tool : en
  • PL21017B1 - Pipe for the water heater, feeding the steam boilers. : en pl
  • US1992423A - Wiper : en
  • CA348407A - Stitch down shoe and instep support : en fr
  • DE609914C - Self-starter remote control : de en
  • SU41832A1 - Continuously operating pulp making machine : en ru
  • US1992482A - High-pressure brick containing magnesia, and process of making the same : en
  • US1992200A - Range boiler union : en
  • US1992441A - Single side band transmission and reception : en
  • US1992630A - Sectional display case : en
  • US1992834A - Electric meter : en
  • DK49917C - Control for Gearshift Devices for Motor Vehicles, especially for Railway and Tram Motor Vehicles. : da en
  • SU41505A1 - Method for producing nickel catalyst for hydrogenation processes : en ru
  • ES136542A1 - Improvements in couplings for mechanical elements, hoses and other purposes. : en es
  • US1992274A - Shoe pressing machine : en
  • US1992581A - Fluid conditioning apparatus : en
  • FR777877A - Soluble insecticidal product : en fr
  • GB424767A - Improvements relating to pneumatic tyre and other rubber articles having fabric bases : en
  • IE13261L - Electric discharge tubes : en
  • FR777857A - Metallic selenium recovery process : en fr
  • DE610113C - Compensating membrane for membrane pressure regulator : de en
  • GB424849A - Improvements in and relating to apparatus for retreading tyres : en
  • SU41623A1 - Wheel to Centrifugal Blower : en ru
  • SU41823A1 - Method of refining fats and oils for margarine production : en ru
  • US1992390A - Folding basket : en
  • SU41947A1 - Method of loosening coke-like residues from the catalytic treatment of hydrocarbons with aluminum chloride : en ru
  • DE609972C - Process for the production of lightweight panels : de en
  • CH175515A - Process for moistening hygroscopic goods, in particular tobacco. : de en
  • PL20921B1 - The method of producing aqueous solutions of hypochlorous acid. : en pl
  • US1992343A - Measuring instrument : en
  • PL20957B1 - A method of producing materials for the manufacture of artificial products, such as threads, films, etc., and of making these products from the above materials. : en pl
  • USD94697S - Design fob a handle fob pans : en
  • BE407449A - LEVER MOTION TRANSMISSION DEVICE FOR BICYCLES, MOTORCYCLES, CANOES & OTHER APPLICATIONS : en fr
  • CH175517A - Process for the production of a polynuclear, partially hydrogenated ring compound. : de en
  • CA348401A - Radiator cleaning apparatus : en fr
  • PL20936B1 - Device for blowing soot from heating surfaces. : en pl
  • US1992330A - Apparatus for treating liquids, particularly for the pasteurization thereof : en
  • CA348472A - Vinyl chloride production : en fr
  • BE406627A - Matchbook refinements : en fr
  • SU41948A1 - The method of purification of hydrocarbons : en ru
  • US1992175A - Machine for operating upon hides, skins, and pieces of leather : en
  • PL20970B1 - A method for the production of greasy soaps, shaving creams, cosmetic preparations, polishing compounds, polishes, ointments, disinfectants and the like. : en pl
  • SU41557A1 - Holder for standing in the car : en ru
  • BE407404A - : en fr
  • USD94714S - Design fob a game board : en
  • CH175311A - Self-closing dispensing device for liquids and viscous substances. : de en
  • CH175337A - Process to increase the reactivity of poorly soluble compounds of rare earths. : de en
  • CH175427A - Connection head for connecting lubrication lines with a lubrication nipple. : de en
  • AT140766B - Lighters, in particular pocket lighters. : de en
  • SU41497A1 - The method of obtaining artificial leather : en ru
  • SU41662A1 - Kitchen hearth : en ru
  • CA348538A - Staple fibre yarn : en fr
  • CH175569A - Process for the preparation of the 3.6-diamino-10-methylacridinium salt of 3-acetyl-amino-4-oxy-5-chlorophenyl-1-arsic acid. : de en
  • DE610115C - Device for calibrating the rolled-in ends of boiler tubes : de en
  • DE610121C - Device for the automatic removal of workpieces from the chambers of rotating feeders : de en
  • SU41642A1 - Device to protect the ears from noise : en ru
  • PL20989B1 - Air settler. : en pl
  • US1992775A - Automatic signal and stop light : en
  • FR777717A - Enhancements to enhancers for the canning industry : en fr
  • GB424743A - Improvements in and relating to television apparatus : en
  • US1992386A - Method of making footwear : en
  • US1992613A - Printing machine : en
  • SU41967A1 - Copper Spinning Machine for Copper Ammonia Silk : en ru
  • SU41996A1 - Matchbox dismantler : en ru
  • SU41494A1 - Mandrel Lock for Pipe Mills : en ru
  • SU41904A1 - Device for quenching the air to be removed footers and in a rotary kiln during its repair : en ru
  • US1992866A - Automatic doorlatch : en
  • CH175292A - Heating device with grid, for solid fuels and automatic grid loading. : en fr
  • CA348523A - Mineral oil aromatic constituent recovery : en fr
  • SU41664A1 - Water heater stove : en ru
  • SU41929A1 - Device for changing the speed of the loom of the loom : en ru
  • SU41838A1 - Illuminant attachment to magnifying devices : en ru
  • AT140664B - Single tube device. : de en
  • SU41695A1 - Inclinometer Tester : en ru
  • SU41772A1 - Cotton harvesting machine : en ru
  • SU41806A1 - Device for periodic transmission switching : en ru
  • US1992744A - Universal paint striping device : en
  • SU41584A1 - Device sync : en ru
  • US1992764A - Air valve and the like : en
  • US1992878A - Draining device for flowerpots : en
  • US1992485A - Pipe coupling : en
  • US1992556A - Process of packing coffee : en
  • ES136528A1 - A new system of making loose-leaf booklets bound together and folded over one another. : en es
  • AT140663B - Powder compact. : de en
  • AT140815B - Stepless change gear. : de en
  • US1992557A - Apparatus for treating filled containers : en
  • SU41786A1 - Device for cleaning animals : en ru
  • US1992608A - Monostereoscopic vision : en
  • US1992923A - Switch : en
  • AT140849B - Enamelled vessels and processes for their manufacture. : de en
  • ES134457A1 - Improvements in cooling systems. : en es
  • GB424590A - Process for refining vegetable material : en
  • PL21042B1 - A method for producing non-toxic light gas. : en pl
  • SU41521A1 - Vertical Cylindrical Steam Boiler : en ru
  • US1992545A - Electrolytic device : en
  • USD94711S - Design fob a leg fob a stove ob : en
  • AT140771B - Ball game curve. : de en
  • US1992759A - Hub cap : en
  • SU41601A1 - Electric meter housing : en ru
  • SU41739A1 - Blow Cap Test Device : en ru
  • US1992761A - Cigar feed for cigar wrapping machines : en
  • USD94681S - Design fob a shoe : en
  • AT140756B - Rail vehicle. : de en
  • US1992327A - Time controlled radio receiving system : en
  • US1992542A - Printing press : en
  • SU41482A1 - Gold mining machine (butara) for exploration and prospecting works : en ru
  • CH175396A - Adding machine. : de en
  • CH175358A - Process for the preparation of a water-insoluble azo dye. : de en
  • CA348416A - Filtering apparatus : en fr
  • CH175471A - Process for the preparation of 3-amino-4-oxy-5-methoxybenzene-1-arsic acid. : de en
  • SU41704A1 - Apparatus for dispensing substances in measured quantities : en ru
  • US1992368A - Ironing machine : en
  • US1992863A - Clothespin : en
  • SU41989A1 - Method of making soybean food for silkworms : en ru
  • US1992231A - Light indicator for headlights : en
  • SU41896A1 - Ceramic Products Glazing Machine : en ru
  • SU41937A1 - Machine for the production of all dough processes : en ru
  • US1992440A - Variable compensating steering gear : en
  • US1992880A - Centrifugal casting apparatus for dental purposes : en
  • US1992245A - Method of forming hollow forged valves : en
  • US1992628A - Combination electric and pneumatic horn : en
  • DE609792C - Filling mouthpiece, especially for packing cigarettes in collapsible bags : de en
  • US1992353A - Vermin trap : en
  • US1992403A - Milling machine : en
  • US1992500A - Dispensing apparatus : en
  • AU1681534A - Improvements in and relating to can openers : en
  • CA348467A - Radio circuit arrangement : en fr
  • CA348512A - Spring weighing appliance : en fr
  • US1992266A - Internal combustion engine : en
  • US1992405A - Copywriter attachment for typewriters : en
  • US1992855A - Method of securing bungs in metallic containers : en
  • ES136549A1 - Improvements in the manufacture of bandages or protective wraps. : en es
  • SU41955A1 - Method of producing wrought iron : en ru
  • US1992906A - Heat insulating material : en
  • PL21025B1 - Cosmetic preparation. : en pl
  • SU41580A1 - Siemens Typewriter Receiver : en ru
  • SU41993A1 - Alarm device to warn the enemy in the protected lane : en ru
  • US1992202A - Coating composition : en
  • DE609957C - Motor compressor with free-flying piston and variable stroke : de en
  • SU41777A1 - Threshing for threshing, for example, hemp : en ru
  • AT140743B - Stencil hand stamp. : de en
  • USD94656S - Design fob a shoe : en
  • PL21019B1 - Device for ironing "water". : en pl
  • CH175574A - Container for bulk goods that can be placed on rail freight cars with a device for unloading the same. : de en
  • AT140841B - Filtering device, in particular for milk. : de en
  • CH175331A - Method and device for producing rigid shoe caps. : de en
  • SU41868A1 - Anchor : en ru
  • AT140691B - Pump rod connecting lock. : de en
  • US1992896A - Process of producing hydrogen sulphide : en
  • US1992718A - Well screen : en
  • CH175558A - Process for the preparation of a dioxazine dye. : de en
  • SU41683A1 - The method of obtaining magnesium by electrolysis : en ru
  • SU41939A1 - The method of removal of products of distillation of coal from the coke oven chambers : en ru
  • AU1713934A - Improvements in and relating to signalling systems, such for example as television systems : en
  • DE609868C - Process for the production of dry offset printing inks : de en
  • DE610020C - Device for driving the oscillating plates in membrane sorters or the like. : de en
  • SU41827A1 - Folded and glued dry glue postcard : en ru
  • USD94660S - Design fob a shoe : en
  • SU41926A1 - Shuttleless loom : en ru
  • US1992674A - Control switch for vehicle signals : en
  • PL20922B3 - Method of deck reconstruction with silting of workings. : en pl
  • SU41522A1 - Vertical Water Tube Steam Boiler : en ru
  • US1992504A - Surface condenser : en
  • DE609849C - Device on centrifugal blowers, preferably for vacuum cleaners, with several centrifugal wheels : de en
  • GB424602A - Method of, and apparatus for, amplifying and rectifying high frequency oscillations : en
  • SU41562A1 - Air auto brake for railway trains : en ru
  • US1992810A - Stapled mattress and upholstery pad : en
  • FR777881A - Adjustable pilot stopper device for gas valves, mainly for needle valves : en fr
  • CA348388A - Grain husking machine : en fr
  • CH175499A - Running jacket for pneumatic tire wheels. : de en
  • SU41668A1 - Apparatus for notching cladding, plaster and similar surfaces : en ru
  • US1992468A - Tank heater : en
  • PL20918B1 - Focusing lens for low magnification spotting scopes. : en pl
  • PL21031B1 - Binding a stove and a brick for filling tiles in stoves. : en pl
  • US1992494A - Lawn mower : en
  • PL21008B1 - A method of producing forged pipes with shield-shaped ribs, and a device for carrying out this method. : en pl
  • SU41676A1 - Mold for the manufacture of plastic parts of pipe fittings, for example, crosses, elbows, tees and cranes : en ru
  • GB424790A - Improvements in or relating to the proportioning of gas and air for combustion in internal combustion engines : en
  • AT140730B - Device on items of clothing that are provided with suspenders. : de en
  • US1992486A - Method of and apparatus for obtaining carbon dioxide : en
  • USD94676S - Design fok a metallic grave : en
  • CH175423A - Device for the automatic coupling of pipelines, in particular for steam or air, in railroad cars and similar vehicles. : de en
  • CH175502A - Device for fitting snow chains. : de en
  • US1992273A - Time switch : en
  • SU41502A1 - A method of manufacturing charcoal briquettes : en ru
  • SU41599A1 - Gas relay : en ru
  • US1992345A - Bottle holder and lock : en
  • US1992381A - Flushing valve : en
  • US1992859A - Arc welding : en
  • DE609971C - Process for the production of candles for self-lighting cigarettes : de en
  • GB424745A - Method of obtaining posters in relief and the product resulting therefrom : en
  • CA348391A - Filament production : en fr
  • DK49940C - Transport chain for bottle washing machines. : da en
  • CH175335A - Mouthpiece for cigarettes. : de en
  • CH175279A - Device for connecting smoke and hot gas exhaust pipes to chimneys, etc. : de en
  • SU41653A1 - Device for pouring outflow cones in batteries : en ru
  • US1992517A - Grass cutter : en
  • US1992685A - Production of ferric oxide by burning ferric chloride : en
  • AU1831134A - Improvements in feed troughs andthe like : en
  • US1992600A - Device for cutting belting and other material : en
  • US1992603A - Upholstery pad : en
  • CH175399A - Heat engine using variations in air temperature. : en fr
  • SU41950A1 - Method for producing water soluble calcium glycerophosphate : en ru
  • US1992747A - Method of and apparatus for quantitative gas analysis : en
  • SU41785A1 - Fitting to the milking machine for vacuum supply : en ru
  • GB424748A - Process for the production of valuable liquid hydrocarbons from hydrocarbon mixtureswhich contain unsaturated compounds : en
  • US1992550A - Vacuum tube : en
  • USD94650S - Design for a shoe : en
  • AT140653B - Tool for punching out stains from rubber, leather, etc. like., e.g. B. in the form of shoe heels or soles. : de en
  • CH175473A - Air freshener. : de en
  • PL21030B1 - The method of supplying items with coating. : en pl
  • CH175391A - Device for landing aircraft. : de en
  • AT140723B - Device for coupling railway vehicles. : de en
  • PL20924B1 - A device for grinding cellulose, vegetable fibers and other similar materials suspended in a liquid. : en pl
  • CH175525A - Process for the preparation of an oxynaphthotriazole. : de en
  • AT140682B - Device for sealing windows or doors. : de en
  • CA348374A - Rotating furnace and process : en fr
  • CH175476A - Self-seller for the insertion of coins of various values. : de en
  • SU41956A1 - Arrow sharp to : en ru
  • US1992549A - Powdered iron and zinc alloy : en
  • US1992862A - Pile fabric and method of and apparatus for weaving the same : en
  • US1992873A - Ornament and method of making the same : en
  • AT140709B - Dispenser and shipping and sales containers for pulpy goods. : de en
  • CA348496A - Overhead door : en fr
  • CA348371A - Tooth brush spoon : en fr
  • SU41893A1 - Installation for molding refractories compressed air : en ru
  • CH175414A - A method of decorating objects and an object obtained by implementing this method. : en fr
  • AT140846B - Process for the separation of copper-silver alloys. : de en
  • AT140800B - Device for wet treatment, dehumidification and drying of thread laps or the like. : de en
  • CH175495A - Device to prevent the self-ignition of haysticks. : de en
  • ES3269U - Metallic support for curtain rods. (Machine-translation by Google Translate, not legally binding) : en es
  • DE609894C - Tire attached to the inside of a rim : de en
  • USD94698S - Design for a brooch : en
  • FR777774A - Switch, the arc of which is extinguished by liquid which is brought under external pressure to an extinguisher device : en fr
  • SU41801A1 - Bearing : en ru
  • CH175344A - Process for producing a diphenylmethane compound. : de en
  • CH175451A - Closed fuse cartridge. : de en
  • CH175545A - Process for the preparation of 1-methyl-4-methoxy-3-N- (γ-ethoxy-B-oxypropyl) -n-butylaminobenzene. : de en
  • PL20972B1 - A method of treating irregular, gusseted surfaces, e.g., thumbs, and a milling machine for carrying out the method. : en pl
  • SU41485A1 - The method of drying pasta : en ru
  • BE407516A - : en
  • DE610043C - Method of isolating electrical coils : de en
  • SU41859A1 - Snowmobile : en ru
  • SU41917A1 - A device for dredging cabbages from a prednik : en ru
  • US1992837A - Variable speed transmission : en
  • FR777753A - Pool table : en fr
  • AT140748B - Process for the preparation of unsymmetrical aromatic arsenic compounds. : de en
  • AT140774B - Device for medical treatment with electrical vibrations of very high frequency. : de en
  • CH175360A - Process for the preparation of a dye. : de en
  • AT140671B - Inhaler pipe. : de en
  • SU41783A1 - Device for tying livestock at feeders : en ru
  • AT140672B - Atomizers for liquids, especially perfumes or the like. : de en
  • CA348499A - Motor vehicle jacking apparatus : en fr
  • CH175302A - Device for attaching a floor cleaning body to a handle. : de en
  • GB424742A - Improvements in lacrosse sticks, and tennis and like rackets : en
  • US1992601A - Method of making friction elements : en
  • CH175338A - Process for the extraction of poorly soluble rare earth compounds in colloidal form. : de en
  • AT140831B - Device for determining the incoming weather. : de en
  • CA348469A - Aerial system : en fr
  • CH175343A - Process for the production of phenanthrene. : de en
  • PL21000B1 - Automatic diaphragm actuator. : en pl
  • SU41687A1 - Machine for erased gross boots and similar products : en ru
  • PL21009B1 - Device for ventilation of gas shelters. : en pl
  • SU41759A1 - Plate counter : en ru
  • CH175291A - Soot trap device for flue pipes. : en fr
  • SU41973A1 - Apparatus for producing zinc and similar metals by distillation in a muffle : en ru
  • CA348404A - Thermo-dynamic apparatus : en fr
  • CA348385A - Gauged dose tube : en fr
  • AT140799B - Gas iron. : de en
  • AT140804B - Control device for two-stroke internal combustion engines. : de en
  • PL20931B1 - J3. 34 1, 22/02. Key board with anti-theft protection. : en pl
  • SU41713A1 - Method for increasing the playing time of gramophone records : en ru
  • DE610022C - Process for the production of waterproof cigarette paper : de en
  • CA348506A - Metal strapping joining method : en fr
  • FR777759A - Plant for the production of vapors for hygienic baths and the like : en fr
  • FR777866A - Retaining timber collapsing device used in mines : en fr
  • GB424893A - Improvements in or relating to luminescent or fluorescent screen structures for use in cathode ray tubes and the like : en
  • SU41802A1 - Bearing for connecting rod heads : en ru
  • US1992856A - Woven fabric : en
  • FR777678A - emission or charging electrode for electrical gas purification apparatus : en fr
  • SU41720A1 - An apparatus for obtaining a still image of a rotating scale or other elements : en ru
  • SU41997A1 - Shutter for ball mill agitators and similar devices, mainly used in ceramics : en ru
  • US1992806A - Attachment plug cap : en
  • US1992821A - Mold for pressing airtight wrapped cheese : en
  • SU41924A1 - A device for cleaning waste and similar pipes : en ru
  • US1992577A - Bactericidal preparation : en
  • US1992267A - Glow discharge device : en
  • US1992709A - Collector's stamp : en
  • SU41920A1 - Free anchor device for hours : en ru
  • GB424665A - Improvements in or relating to destination indicators : en
  • CH175438A - Electrical transformer with a magnetic circuit formed by a fixed and a rotating iron body. : de en
  • CH175490A - Device for presenting goods such as pieces of fabric rolled up on a support plate, wooden plates, etc. : en fr
  • CA348529A - Telephone system : en fr
  • CH175519A - Process for the preparation of an oxynaphthotriazole. : de en
  • FR777666A - Gradual and automatic gear shifting, especially for automobiles : en fr
  • US1992393A - Retractable walking beam : en
  • FR777842A - Device for automatic change of bobbins in looms : en fr
  • GB424960A - Improvements in welding : en
  • FR777699A - : fr
  • FR777897A - Manufacturing process of mirrors : en fr
  • FR777615A - Device for the automatic remote control of rotating disc projectors : en fr
  • GB424974A - Improvements in and relating to road vehicles : en
  • US1992755A - Stamping device for packers : en
  • FR777747A - Radio reception interference eliminator : en fr
  • CA348436A - Artificial mass : en fr
  • GB424627A - Improvements in or relating to the uniting of steel plates or other structures for ship building or other purposes : en
  • SU41951A1 - Steam turbine : en ru
  • US1992262A - Folding portable packing and weighing stand : en
  • DK49928C - Vending machine. : da en
  • USD94678S - Design fob a shoe : en
  • DE610013C - Self-collecting printing device for printing flat objects in particular, such as towels, flag and mandolin bands, or the like. : de en
  • GB424856A - Improvements in or relating to mechanical stokers for furnaces : en
  • FR777739A - Inflation and rescue device : en fr
  • SU41608A1 - Electric welding device : en ru
  • US1992692A - Detergent and application thereof : en
  • GB425213A - Improvements relating to bust supports : en
  • GB424858A - Method of and apparatus for wrapping bars of plastic material : en
  • DE609771C - Device for regulating lift for rotor blades : de en
  • SU41750A1 - Educational model on electrical engineering : en ru
  • SU41791A1 - Device for controlling phases of distribution of valve mechanisms of heat engines, for example, internal combustion engines : en ru
  • CA348421A - Boiler : en fr
  • GB424791A - Improvements in the construction of road vehicle bodies : en
  • GB425407A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB424607A - Improvements in and relating to the production of graphite lubricants : en
  • PL21020B1 - A method for producing sulfuric acid by condensation, and a heat exchanger for carrying out the method. : en pl
  • SU41575A1 - Auto Block Device : en ru
  • DE610111C - Drive for shovel cookers, shaker screens, conveyor troughs, etc. like : de en
  • US1992928A - Apparatus for the manufacture of artificial silk and the like : en
  • SU41649A1 - Blood Transfusion Device : en ru
  • GB424604A - Improvements in means for controlling automatically the supply of air under pressureto steam generator furnaces : en
  • GB424612A - Improvements in or relating to navigation aiding radio systems : en
  • SU41722A1 - Interference Filter : en ru
  • US1992451A - Fluid mixing apparatus : en
  • FR777755A - Lifting device for wire guides of winding machines : en fr
  • DE609833C - Spreadable liquid for skis consisting of celluloid or shellac solution : de en
  • GB424654A - Improvements in or relating to electricity measuring instruments : en
  • USD94679S - Design for a shoe : en
  • US1992473A - Self-feeding inkwell : en
  • SU41780A1 - A machine for isolating seeds and fruits, etc. for example from cucumbers : en ru
  • US1992307A - Temperature exchange between a catalytic mass in the course of regeneration and a cooling liquid : en
  • US1992435A - Carrying case : en
  • US1992735A - Knife adjuster for cigarette machine cut-offs : en
  • AT140765B - Indirectly heated hot cathode and process for its manufacture. : de en
  • CA348399A - Motor car body : en fr
  • DE609861C - Device for holding an electric iron on its base : de en
  • CH175296A - Brush. : en fr
  • CH175563A - Shooting glasses. : en fr
  • SU41531A1 - Self-receiving machine for rapid printing machines : en ru
  • FR777816A - Improvements to machines for dispensing tickets, or printing and dispensing tickets, operated using keys : en fr
  • CH175533A - Process for the preparation of an oxynaphthotriazole. : de en
  • SU41711A1 - Automatic scales for loose bodies : en ru
  • US1992463A - Apparatus for wrapping cigars : en
  • US1992925A - Electrical connecter : en
  • DE609850C - Drive device for tape or wire-shaped sound carriers : de en
  • AT140767B - Collar and method and device for making the same. : de en
  • DE610052C - Dimming device for headlights : de en
  • DE610079C - Device for cutting off manure : de en
  • CA348437A - Brake : en fr
  • PL20964B1 - Weaving shuttlecock. : en pl
  • CH175288A - Device for holding and connecting the electrodes of ovens heated by electrical resistance heating. : de en
  • CH175493A - Anti-skid device for draft and mount animals. : de en
  • SU41763A1 - Polomer : en ru
  • US1992672A - Orthopedic boot or shoe : en
  • GB424843A - Process for the recovery of ethylene and its homologues from gases : en
  • SU41595A1 - Method for selective ignition of neon (glow) lamps : en ru
  • US1992223A - Magazine camera : en
  • US1992462A - Manufacture of flavoring materials : en
  • US1992867A - Glue and process for manufacturing the same : en
  • DE609964C - Slide device on motion picture projectors with mirror arc lamp : de en
  • DK49924C - Device for alarm clocks. : da en
  • US1992233A - Art of photography : en
  • CH175434A - Two-piece plunger. : de en
  • CH175547A - Process for the preparation of N- (γ-ethoxy-B-oxypropyl) -isobutylaminobenzene. : de en
  • FR777812A - Independent "piston shaft" capping for motor : en fr
  • GB424608A - Distribution device for cyclones, separators, furnaces and analogous apparatus : en
  • SU41953A1 - Printing machine for glass, metal, etc. : en ru
  • AT140842B - Sandal or the like : de en
  • BE407303A - : en fr
  • FR777733A - Portable bedside lamp with automatic lighting device controlled by the ringing of an ordinary alarm clock : en fr
  • FR777873A - Improvements to mechanical transmissions : en fr
  • GB424782A - Improvements in or relating to apparatus for obtaining indications and records of the average speed of movement of a movable member during an interval of time : en
  • GB424588A - Vat and sulphur dyestuff preparations for textile printing : en
  • AT140696B - Installation socket and socket switch. : de en
  • US1992357A - Hair waving protector : en
  • US1992194A - Cloth finishing : en
  • ES3399U - A new valve for taps (Machine-translation by Google Translate, not legally binding) : en es
  • GB424813A - Improvements in suspensions for perambulators, for invalids' vehicles, vehicle seats, and the like : en
  • SU41895A1 - Vibrator for concrete : en ru
  • FR777771A - Frame for mechanisms : en fr
  • FR777869A - Improvements to so-called fruit juice extractors: juicers : en fr
  • GB424599A - Improvements in apparatus for administering medicine : en
  • GB424598A - Improvements in or relating to rectifier circuits : en
  • DE609847C - Device for the transmission of single-phase audio-frequency secondary currents on multi-phase power lines, in which the main transformers of the multi-phase line are bridged by earth circuits for the audio-frequency secondary currents : de en
  • DE609898C - Lock for emergency exit doors in assembly rooms : de en
  • GB424628A - Improvements relating to inks for wood stamping ink pads : en
  • US1992320A - Metallic container opening attachment for a tap or plug : en
  • US1992427A - Corn planter : en
  • US1992493A - Discharge device : en
  • US1992645A - Device for shattering ice cubes : en
  • US1992733A - Crib : en
  • USD94684S - Design for a shoe : en
  • SU41629A1 - Device for moving stems : en ru
  • PL20923B1 - A method of producing a cosmetic cleanser and a water softener. : en pl
  • DE609927C - Steep index with cards staggered in groups in the lateral direction : de en
  • GB424663A - Process of and apparatus for the production of molten iron or steel by the direct method : en
  • US1992927A - Method and apparatus for radio beacon course and quadrant identification : en
  • US1992562A - Front feed device for bookkeeping machines : en
  • US1992817A - Plate holddown : en
  • FR777703A - Circular loom for making tubular shaped fabrics : en fr
  • FR777846A - Protective device against combat gases for children or people with respiratory failure : en fr
  • SU41537A1 - Freezer for freezing products : en ru
  • USD94689S - Design for a burner, bowl : en
  • GB424877A - Improved catch-device for use with doors, gates, window-frames and the like : en
  • CA348485A - Rubber skipping rope : en fr
  • US1992208A - Aeration of slurries : en
  • ES136277A1 - Improvements in the manufacture of lubricants. : en es
  • GB424635A - Improvements relating to band brakes : en
  • GB424973A - Improvements in or relating to yarn-winding mechanism : en
  • GB424580A - Improvements in plate heat exchange apparatus for fluids : en
  • FR777752A - Socket for hunting cartridge : en fr
  • GB424826A - Improvements in gear cutting machines : en
  • DE609838C - Gravure printing device for printing cigarette paper tapes : de en
  • GB424800A - Improvements in or relating to light diffusing glasses : en
  • GB424834A - Improvements in and connected with hydraulic washing, cleaning and separating apparatus, particularly adapted for cleaning coal : en
  • GB424833A - Thermal time switch for controlling electric heating apparatus for buildings : en
  • GB424873A - Improvements in tilters for rolling mills : en
  • GB424874A - Improvements in and relating to motor vehicles : en
  • FR777691A - Improvement in the manufacture of brake linings of all kinds : en fr
  • PL20901B1 - Feed grate. : en pl
  • FR777899A - Process for increasing the safety against fire and for obtaining the tension of the fabrics of the bearing and guiding surfaces of airplanes : en fr
  • GB424750A - Improvements in metal door frames : en
  • CH175429A - Device for the automatic control of the delivery rate of a working medium depending on its pressure. : de en
  • CA348465A - Blasting cap shunt : en fr
  • GB424680A - Improvements in or relating to plain bearings : en
  • FR777838A - Discharge tube designed particularly to maintain constant voltages : en fr
  • FR777854A - Television device, in particular for projections and cinematography : en fr
  • GB424875A - An improved device for agitating coal and other granular and lumpy fuel in hoppers and the like, for use in coal and like feeding devices : en
  • ES136525A1 - Improvements in the construction of metal couplings for beds. : en es
  • ES136541A1 - Improvements in transmission mechanisms. : en es
  • FR777876A - Radio antenna : en fr
  • GB424711A - Improvements in or relating to radio and like receivers : en
  • GB424605A - Improvements in projection screens : en
  • GB424640A - Electric cable end-sleeve : en
  • FR777900A - Tilting flatbed trailer allowing direct loading or unloading of a container without lifting device : en fr
  • GB424787A - Improvements in and relating to a process for manufacture of electric discharge devices : en
  • FR777628A - Improvements to devices intended to compensate for brake wear : en fr
  • GB424737A - Method of, and apparatus for, injecting high flash-point oils or other lubricants into the working parts of an internal combustion engine : en
  • DK49930C - Contact device for opening at doors when they encounter an obstacle when closing. : da en
  • FR777630A - Indicator device : en fr
  • SU41541A1 - Tool for assembling hacksaws in packs for grouting and hardening : en ru
  • US1992696A - Electric drive for die casting machines for plastic masses : en
  • AU1568933A - Improvements in locks, latches, and fasteners : en
  • SU41597A1 - Device to protect mercury rectifier plants : en ru
  • ES136517A1 - An appliance with a service system and register-fractionator with variable measure, for distribution and service of liquids. : en es
  • GB424655A - Improvements relating to pads for medical purposes : en
  • SU41598A1 - Device for selective protection of electrical installations : en ru
  • SU41640A1 - Elastic strap : en ru
  • DE610082C - Electrically driven jigsaw with a handle, preferably intended for sheet metal working : de en
  • GB424776A - Improvements relating to electrical conductors : en
  • SU41583A1 - Receiving device of the Bodo direct-printing apparatus : en ru
  • SU41836A1 - Gauchval for paperboard machines : en ru
  • US1992322A - Jar holder : en
  • US1992379A - Refrigeration apparatus : en
  • SU41921A1 - Channel construction method : en ru
  • FR777871A - Flicker Daytime Warning Devices Enhancements : en fr
  • DE609875C - Pressurized gas switch for high voltages : de en
  • DK49934C - Brackets for tent poles. : da en
  • US1992246A - Electrical circuit : en
  • US1992276A - Fire extinguishing apparatus : en
  • PL20961B1 - Rubber footwear, the method of its production and the device for performing this method. : en pl
  • SU41788A1 - Pest control machine : en ru
  • US1992215A - Paper wadding : en
  • US1992305A - Hot water heater : en
  • US1992840A - Production controlling device : en
  • US1992847A - Revolving door structure : en
  • DE609750C - Mirror screw device for indirect observation of a linear light source : de en
  • FR777863A - Method of ventilation of compartments in airplanes and other vehicles or very fast vessels : en fr
  • FR777749A - Semi-automatic sales installation : en fr
  • FR777756A - Individual hand wrench : en fr
  • FR777826A - Removable and foldable table leg and table made using this leg : en fr
  • GB424584A - Improvements in carburetters for internal combustion engines : en
  • GB424841A - A new or improved multiple-way valve : en
  • GB424738A - Improvements in pneumatic vehicle tyres : en
  • GB424848A - Improvements in and relating to advertising and display devices : en
  • US1992356A - Trousers hanger : en
  • US1992453A - Apparatus for determining the loudness of sounds emitted from mechanical devices : en
  • SU41930A1 - Weaving device for stopping when the main thread breaks : en ru
  • SU41979A1 - Tillage machine : en ru
  • SU41796A1 - Device for central interconnection of spring sheets : en ru
  • US1992845A - Combined corset and brassiere : en
  • SU41773A1 - Cotton harvesting machine : en ru
  • GB424708A - Improvements in electric incandescent filament lamps of tubular form : en
  • DE609950C - Device for indexing high-speed piston engines : de en
  • ES3407U - Strings of new structure. (Machine-translation by Google Translate, not legally binding) : en es
  • GB447033A - Improvements in interference eliminators for radio reception : en
  • FR777800A - Method and agent for increasing the wetting power of mercerizing liquors : en fr
  • GB424723A - Spring suspension means for vehicles : en
  • GB424763A - Improvements in or relating to television apparatus : en
  • USRE19481E - Self starting synchronized motor : en
  • GB424692A - Improvements in shoe fastenings : en
  • SU41714A1 - Pickup : en ru
  • FR777709A - Process for protecting ultra-short wave receivers against parasitic oscillations : en fr
  • GB424563A - An improved method of producing photographic dyestuff images : en
  • SU41738A1 - Instrument for measuring the number of ions of different mobility and different surfaces in atmospheric air : en ru
  • SU41835A1 - Sump for trapping fibers and fillers from paper waste : en ru
  • US1992670A - Light signal device : en
  • SU41658A1 - Installation for washing dishes : en ru
  • DE610002C - Signal lever for two directions of rotation of the adjusting disc : de en
  • FR777796A - Further training in chamber furnaces for the production of gas and coke : en fr
  • PL20937B1 - A method of producing soybean flour with improved flavor. : en pl
  • CH175538A - Process for the preparation of an oxynaphthetriazole. : de en
  • US1992371A - Internal combustion engine : en
  • US1992835A - Method of bending conduits : en
  • PL21014B1 - The method of making vegetable yarn. : en pl
  • SU41754A1 - Board for production and similar purposes : en ru
  • SU41891A1 - Device for sealing the walls of pipes manufactured from plastic hardening masses : en ru
  • SU41975A1 - Directional gyro : en ru
  • DE609904C - Wear cover with a stiffening insert, especially for slides for feeding and forwarding sharp-edged bulk goods : de en
  • DE609995C - Process for generating water gas in horizontal coking chambers : de en
  • AT140826B - Secured plug. : de en
  • CA348372A - Direction indicator : en fr
  • US1992391A - Stepladder : en
  • FR777684A - transformable ladder with tray : en fr
  • GB424820A - Improvements in or relating to cycle hubs : en
  • DE1327272U - : de en
  • DE609998C - Superheated steam cooler : de en
  • DE609921C - Method and device for the cold production of shelves on floors, in particular from sheet steel : de en
  • USD94657S - Design fob a shoe : en
  • CH175417A - Patent button. : de en
  • DE609953C - Haeufelkoerper : de en
  • ES136518A1 - A process of separation of acetic anhydride. : en es
  • ES3439U - Metallic cover for shoe heels. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1681434A - Automatic switching device for use with electric water heaters : en
  • SU41880A1 - A mechanism for taking into account the number of shots based on the principle of using the current induced in the haulage of a gun : en ru
  • SU41976A1 - Device for adjusting the pressure of the pen of the recorder t homer : en ru
  • AT140729B - Classifying grate or sorting sieve. : de en
  • US1992179A - Napkin folding machine : en
  • SU41574A1 - Device for continuous automatic control of train movement during automatic blocking : en ru
  • PL20932B1 - A method of producing polymethylene duguanidine salts, especially deca or dodecamethylene duguanidine, easily soluble in water and in digestive juices. : en pl
  • PL20978B1 - Landing gear for airplanes or land vehicles, equipped with a set of wheels with lowered snow skids. : en pl
  • PL21027B1 - Method for the preparation of diazone compounds of 4-amino diarylamines. : en pl
  • US1992269A - Combination register and money : en
  • CA348522A - Lubricant : en fr
  • SU41546A1 - Combine for the construction of profiled dirt roads : en ru
  • US1992586A - Dirt trap for gas-distributing lines : en
  • AT140693B - Rooster. : de en
  • CA348536A - Textile material production : en fr
  • US1992428A - Cultivator : en
  • US1992688A - Vegetable stalk cutter and grader : en
  • SU41540A1 - The head of the open-hearth furnace : en ru
  • SU41998A1 - The method of burning caps : en ru
  • SU41701A1 - Vane meter for measuring speed and direction of water flow : en ru
  • AT140680B - Send arrangement to achieve course lines. : de en
  • CH175330A - Holding device for shoe lace ends. : de en
  • SU41981A1 - Piston seal for internal combustion engines : en ru
  • CA348443A - Thermionic discharge device control : en fr
  • CH175327A - Expandable bust. : de en
  • US1992394A - Roll material dispensing device : en
  • US1992619A - Fishing trolley sinker : en
  • CH175304A - Toothbrush. : en fr
  • CH175413A - Process for making transparencies. : de en
  • CH175285A - Process for molding tiles and device for carrying out said process. : en fr
  • CA348415A - Cattle guard : en fr
  • CH175354A - Process for the production of a new azo dye. : de en
  • CH175488A - Non-reflective projection screen for projection in transmitted light, in particular for use in connection with window panes such as shop windows. : de en
  • SU41919A1 - Self-closing pliers for gripping and transporting loads, mainly in soft containers : en ru
  • US1992719A - System of circuit controlling devices : en
  • CH175353A - Process for the production of a new azo dye. : de en
  • CH175542A - Process for the preparation of N- (γ-methoxy-B-oxypropyl) -n-butylaminobenzene. : de en
  • US1992502A - Method and means for regulating liquids : en
  • DE609945C - Walking stick with fold-out hooks for hanging clothes : de en
  • DE610501C - Switching device for electrically driven laundry box ironers provided with protective grids : de en
  • AU1600734A - Improvements in or relating to cathode ray tube and like electron beam apparatus : en
  • SU41769A1 - Device for lifting tau-sagyz and similar plants : en ru
  • US1992599A - Radio apparatus : en
  • AT140754B - Lighter with an igniter stick that can be ignited repeatedly when rubbed. : de en
  • AT140658B - Device for examining the ears of the hard of hearing. : de en
  • SU41646A1 - Bandage pressing and cutting machine : en ru
  • US1992491A - Diaphragm pump : en
  • US1992853A - Arch support : en
  • CA348498A - Paper container : en fr
  • AT140795B - Comb cleaner. : de en
  • SU41694A1 - A device for checking the angle of inclination of the teeth of chevron gears : en ru
  • CH175470A - Process for the preparation of a substituted amide of a fatty aromatic acid. : de en
  • US1992220A - Interpolating receiving system : en
  • US1992294A - Animal trap : en
  • SU41820A1 - Seeding : en ru
  • US1992278A - Mechanical fuse for time and percussion projectiles : en
  • US1992629A - Clear vision screen : en
  • US1992909A - Process for reforming gases : en
  • SU41612A1 - Method of separating precipitate from titanium salt solution : en ru
  • DE609975C - Screening device for plate dryer : de en
  • DE609538C - Process for refining the distillation and extraction products of coal u. like : de en
  • CA348530A - Selective signalling system : en fr
  • CH175422A - A drum provided with a lining that increases the frictional resistance. : de en
  • CH175500A - Tubeless bicycle air pump. : de en
  • AT140704B - Cable termination device, in particular transfer termination for telecommunication cables. : de en
  • US1992478A - Process for accelerating the hardening of shaped casein articles : en
  • US1992506A - Rail-car truck : en
  • SU41795A1 - Internal combustion turbine with liquid pistons : en ru
  • SU41830A1 - Apparatus for splitting wood by electrical impulses : en ru
  • SU41935A1 - Horizontal wind motor : en ru
  • US1992544A - Carbon manifolding device : en
  • US1992647A - Construction for motor vehicles : en
  • AT140656B - Process for liquefying 2-2-2-tribromoethyl alcohol. : de en
  • AT140817B - Two-stage electrical switch. : de en
  • BE407519A - : en
  • CA348442A - Polyphase oscillation generator : en fr
  • US1992537A - Machine and method for making packing integers : en
  • US1992905A - Alloy steel : en
  • AT140733B - Optical dial display for radio devices. : de en
  • AT140820B - Circuit arrangement for telecommunication systems, in particular telephone systems, with several branch points which can be called optionally and located on a common line. : de en
  • CH175298A - Seating furniture with a spring-loaded frame. : de en
  • CA348392A - Organic ester hydrolysis : en fr
  • CH175526A - Process for the preparation of an oxynaphthotriazole. : de en
  • AU1746534A - An improved instantaneous electrical water heater : en
  • CH175430A - Pump. : de en
  • CH175535A - Process for the preparation of an oxynaphthotriazole. : de en
  • SU41530A1 - Braille Rotary Printing Machine : en ru
  • CH175367A - Process for the production of asphalt surfaces on aluminum and its alloys. : de en
  • PL21012B1 - The method of coating fabrics made of vegetable or animal fibers, as well as natural leather. : en pl
  • SU41632A1 - Decorticator for stems of bast plants : en ru
  • CA348450A - Television receiver : en fr
  • AT140738B - Display device for receivers with automatic volume control. : de en
  • US1992575A - Phonograph : en
  • US1992680A - Seam : en
  • US1992830A - Doorlatch : en
  • CH175439A - Infinitely adjustable transformer. : de en
  • DE1327344U - : de en
  • AT140823B - Multiple transmission system with carrier currents, especially for cable lines. : de en
  • CH175355A - Process for the preparation of an azo dye. : de en
  • CH175392A - Device for recording the positions of a part of a device with variable movement and the time periods during which the part of the device has stopped in each position. : en fr
  • CH175503A - Rigid steering coupling on rail vehicles. : de en
  • DE609881C - Deck shoe for flat knitting machines : de en
  • CH175528A - Process for the preparation of an oxynaphthotriazole. : de en
  • CH175286A - Process for the production of a plastic mass for wall and ceiling coverings. : de en
  • US1992697A - Journal box : en
  • US1992838A - Fruit grader : en
  • PL20938B3 - Manner of making ferroconcrete piles. : en pl
  • SU41969A1 - The method of preparation of copper-ammonia silk in the exhaust method : en ru
  • US1992652A - Harvesting machine : en
  • SU41510A1 - The method of separation of alkaline earth compounds of rare earth metals : en ru
  • SU41696A1 - A tool for breaking down earthworks on slopes, etc. : en ru
  • CA348393A - Pipe pressing apparatus : en fr
  • CA348520A - Oil preheating chamber : en fr
  • SU41784A1 - Mobile device for automatic feeding feeders : en ru
  • DK49943C - Device for the direct introduction of liquid chlorine into flowing absorption liquids, in particular alkaline solutions and suspensions. : da en
  • SU41634A1 - Method of waste treatment silkworm denis (bassinet) : en ru
  • SU41741A1 - Counting machine with printing device : en ru
  • PL20979B1 - Plastic shapes and the method of their production. : en pl
  • US1992204A - Method of treating magnesium : en
  • US1992509A - Sound absorbing construction : en
  • US1992706A - Cinematographic mechanism : en
  • PL21036B1 - Device for ringing bells. : en pl
  • PL21032B1 - : en pl
  • SU41661A1 - Double acting screw hoist for tensioning telegraph wires : en ru
  • PL20959B1 - The wire rack, especially for kitchen and room ovens. : en pl
  • FR777736A - Quick button fixing device : en fr
  • PL21002B1 - A method of producing coke in chambers with intermittent working movement. : en pl
  • US1992433A - Receiver volume control : en
  • US1992899A - Knitted pabhic : en
  • AT140775B - Telephone system with several intercom stations on a common line. : de en
  • CH175346A - Process for preparing dichloroacetic acid. : en fr
  • CH175485A - Method for the wireless transmission of television images. : de en
  • CH175568A - Process for the preparation of a mixture of formaldehyde sodium bisulfite compounds. : de en
  • DE601188C - Method for showing colored cinematographic images : de en
  • DE609981C - Metal vapor or noble gas rectifiers, in particular large rectifiers, with grid control : de en
  • CA348373A - Cooking stove : en fr
  • CA348411A - Air turbine : en fr
  • US1992366A - Arithmetic teaching device : en
  • PL20998B1 - X-ray equipment for the production of luminous images and photographic photos. : en pl
  • SU41964A1 - Rotary machine : en ru
  • PL21033B1 - A method of cutting individual parts of clothing onto a fabric and an apparatus for carrying out this method. : en pl
  • US1992913A - Amphibious vehicle : en
  • GB425039A - Improvements in and relating to the heating or cooking of food-stuffs : en
  • US1992528A - Flexible rubber coupling : en
  • US1992779A - Method of identifying articles of manufacture and a blank for use in the same : en
  • USD94704S - Design for a plant stand : en
  • DE609857C - Feeding device for roller presses for the production of spherical or egg-shaped briquettes u. like : de en
  • DE609856C - Process for the production of explosives containing sodium nitrate and sodium chlorate : de en
  • DE610019C - Device for imitating flames with preferably colored lighting : de en
  • DE610024C - Security device against theft of motor vehicles : de en
  • SU41507A1 - Method for separating mouse anhydride from gases produced by roasting sulfur ores : en ru
  • US1992431A - Sealing closure : en
  • AT140694B - Device for connecting oil cables. : de en
  • CA348457A - Electric valve converting system : en fr
  • US1992285A - Adjusting device for headwear : en
  • US1992301A - Automatic lubricator for moving bearings : en
  • US1992666A - Method and apparatus for inserting liner in hosiery : en
  • CH175449A - Electrical switch with delayed thermal release. : de en
  • AT140814B - Friction gear. : de en
  • DE609967C - Device for opening soldered cans, sockets and the like provided with tongues. Like., In particular of OElsardinenbechsen : de en
  • AT140654B - Brassiere. : de en
  • FR777790A - Improvements to vulcanization processes : en fr
  • FR777895A - Snow Ice Making Machine : en fr
  • GB424786A - Improvements in automatic timing devices for use with internal combustion engine ignition apparatus : en
  • DE609688C - Time switch for several circuits : de en
  • DE610075C - Device for removing harmful gases from closed spaces, pipelines and the like. like : de en
  • US1992653A - Water closet : en
  • GB424821A - Improvements in or relating to rocking supports for vehicles : en
  • FR777631A - New manufacturing process for metal cases, from a section of tube : en fr
  • FR777689A - Device of holes or grids applicable to all objects : en fr
  • FR777714A - Process to make wool water repellent : en fr
  • GB424803A - An improved construction of ring or rose for a cylinder lock : en
  • FR777848A - System for mixing or combining sound effects : en fr
  • GB424775A - Improvements in magazines for cinematographic film : en
  • PL20969B1 - The method of making and inflating playing balls. : en pl
  • SU41626A1 - Bristle pulling machine : en ru
  • FR777635A - Clay bleaching process : en fr
  • GB424673A - Improvements relating to reciprocating pumps : en
  • GB424970A - Improvements in or relating to the hydrolysis of cellulose : en
  • FR777648A - Device for mechanical loading of vehicles : en fr
  • FR777726A - Advanced card : en fr
  • US1992501A - Permanent loose leaf binder : en
  • US1992679A - Power driven eraser for typewriters : en
  • GB425100A - Improvements in and connected with coal cutting machines : en
  • ES3416U - Armor applicable to the beds to prevent the fall of those who use them. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777707A - Method of vulcanizing bandages : en fr
  • SU41525A1 - Steam-gas boiler : en ru
  • SU41756A1 - Revolution group counter : en ru
  • GB425040A - Improvements in or relating to yarn-winding machines : en
  • US1992400A - Combined internal combustion engine and air compressor, and cylinder head therefor : en
  • SU41579A1 - Letterpress Telegraph : en ru
  • SU41817A1 - Bolt head : en ru
  • USD94659S - Design for a shoe : en
  • SU41874A1 - Device for fastening products when processing their ends : en ru
  • US1992302A - Mold for building blocks : en
  • SU38039A1 - Brick kiln : en ru
  • SU41659A1 - Safety device for bridge cranes in multi-span structures : en ru
  • CA348427A - Photographic emulsion : en fr
  • ES136524A1 - New autorail system : en es
  • GB424863A - Improvements in or relating to cursors for slide rules : en
  • FR777887A - Improvements made in the establishment of combine harvesters : en fr
  • GB424714A - Improvements in oscillator circuits for superheterodyne receivers : en
  • US1992585A - Method of and means for recording : en
  • FR777856A - rotor star for electrical machines : en fr
  • AT140801B - Rubber brush. : de en
  • DE609926C - Clamp to hold loose sheets etc. together like : de en
  • AT140757B - Non-shattering glass or similar objects and methods for their manufacture. : de en
  • ES128053A1 - A cleaning procedure. : en es
  • FR777625A - Process for supplying heavy oil to internal combustion engines, device for its use and engines fitted with this device : en fr
  • GB424585A - Improvements relating to frame construction for buildings : en
  • US1992512A - Process and apparatus for increasing the octane value of liquid hydrocarbon motor fuels : en
  • ES136511A1 - Procedure for obtaining metals by reducing their combinations, especially their oxides, with the help of carbon. : en es
  • SU41678A1 - A method of manufacturing inserts in smoking pipes made of jet : en ru
  • US1992334A - Phonograph : en
  • FR777705A - Folding cart : en fr
  • GB424701A - Improvements relating to wheels for rail vehicles : en
  • US1992802A - Portable starting gate with fixed stalls : en
  • AU1796534A - Improvements in or relating to paper feed mechanism for use with cylinder machines : en
  • CH175402A - Chronograph timepiece. : en fr
  • DE609888C - Line setting device for cash registers and accounting machines : de en
  • ES135720A1 - A procedure for making multi-walled paper bags. : en es
  • GB424724A - Improvements in the production of smooth electro-plated sheets or the like : en
  • SU41808A1 - Mechanical inertia transmission : en ru
  • SU41959A1 - Heated cathode : en ru
  • PL21018B1 - A method of coating metal objects with a layer of a metal alloy. : en pl
  • SU41655A1 - Hydraulic mechanism for ejecting mold ingots : en ru
  • SU41885A1 - Board games like naval games : en ru
  • SU41690A1 - Instrument for measuring internal diameters : en ru
  • GB424971A - Combustion-product power plant or generator : en
  • US1992404A - Railway crossing : en
  • US1992420A - Method and apparatus for treating oils : en
  • US1992458A - Apparatus for use in testing solutions : en
  • DE609835C - Pneumatic conveying device for conveying tobacco to a cigarette machine : de en
  • GB424859A - Improvements in and relating to electric converter systems : en
  • FR777664A - Aseptic tank for draining gray water and others : en fr
  • DE595831C - Electrically operated windshield wiper : de en
  • DE609830C - Doors or the like for gas-tight closure of air raid shelters : de en
  • FR777821A - Shelter for motorcycles and similar machinery : en fr
  • FR777828A - Elastic coupling device for trailers : en fr
  • US1992809A - Voltage and power factor control : en
  • US1992833A - Two-way telephone and like electrical system : en
  • US1992263A - Storage of eggs : en
  • DE609713C - Method for producing hollow hard rubber objects of complex shape : de en
  • FR777601A - Improvements to parasols, parasols, umbrellas with a so-called pump system : en fr
  • GB424822A - Improvements in or relating to x-ray tubes having an anode adapted to move when in use : en
  • SU41775A1 - Pneumatic combine : en ru
  • GB424744A - Improvements in or relating to rubber threads and methods of making the same : en
  • GB424807A - Improvements in method of making pinking shears : en
  • GB424967A - Manufacture of compounds useful for protection against moths : en
  • FR777748A - Sofa : en fr
  • FR777815A - Game : en fr
  • US1992313A - Cultivator tooth : en
  • FR777888A - Process for the preparation of products having an oligodynamic action : en fr
  • GB424695A - Improvements in resilient wheels for vehicles : en
  • SU41712A1 - Square for dial weights : en ru
  • US1992618A - X b book : en
  • DE609765C - Dividing device, in particular for machine tools : de en
  • US1992829A - Rectifying device : en
  • SU41766A1 - Method of rovization (growth promotion) of plants : en ru
  • FR777704A - Improvements in television and image transmission accompanied by sounds : en fr
  • PL20994B1 - Toilet device. : en pl
  • SU41988A1 - The method of processing of grain, beans, etc. : en ru
  • SU41596A1 - Device for automatic control of machinery, mechanisms, etc. : en ru
  • FR777778A - Installation for the production of motive power : en fr
  • US1992443A - Control for automatic air brake apparatus : en
  • US1992828A - Bracket for mirrors and the like : en
  • ES3434U - Shaving brush for a single service. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424642A - Improvements in or relating to electrical speed-indicators and revolution-counters : en
  • GB424735A - Improvements in thermionic amplifiers : en
  • FR777724A - Adjustable hinge : en fr
  • FR777798A - Apparatus for the preparation and use of ozone : en fr
  • GB424600A - Improvements in or relating to directional lighting fittings : en
  • FR777612A - Method for preventing premature wear of stockings, socks and the like : en fr
  • GB424771A - Improvements in or relating to wringers : en
  • GB424855A - Improvements in and relating to variable speed gearing : en
  • SU41839A1 - Perspectograph : en ru
  • CA348446A - Dynamo regulating system : en fr
  • AT140713B - Process for the production of linseed oil sizes for rayon. : de en
  • CH175274A - Window. : de en
  • CH175281A - Welded boiler for central heating. : de en
  • CH175361A - Process for the production of bonds. : de en
  • PL20997B1 - An electric bulb or discharge lamp, provided with a resistor, connected parallel to the bulb filament or the discharge path of the discharge lamp, and conducting current in the event of damage or burnout of the bulb or discharge lamp, and a resistor for such lamps. : en pl
  • CH175303A - Device on the tool and handle or handle part to enable the exchangeable attachment of the tool to the handle or handle part. : de en
  • CH175310A - Device for cooling beverage bottles using cold salt. : de en
  • AT140651B - Centrifugal machine for the production of masts, pipes and other hollow bodies from cement, concrete and other malleable and hardening masses : de en
  • ES136538A1 - A manufacturing process of cork conglomerate of all kinds. : en es
  • GB424762A - Improvements in or relating to the heat treatment of metal strip : en
  • GB425343A - Improvements in or relating to adhesive tapes or sheets and processes of making same : en
  • BE407485A - : en
  • SU41728A1 - Optical device for testing materials for roughness : en ru
  • SU41994A1 - The method of disassembly of the internal matchboxes at the bottom position : en ru
  • US1992479A - Apparatus for extracting the milk of a cocoanut : en
  • PL21010B1 - A method of refining textile materials from raw materials of plant origin. : en pl
  • US1992807A - Gravity type milking device : en
  • AU1960634A - Inking devices and methods of preparing thesame : en
  • AT140684B - Refill for filling pencils and filling pencil for using the same. : de en
  • AT140702B - Method of transmitting characters over power lines : de en
  • AT140717B - Method and device for dewatering liquid organic substances. : de en
  • US1992206A - Wire coating apparatus : en
  • AT140819B - Fluid transmission with mechanical friction clutch between the driving and driven part. : de en
  • US1992196A - Lighting fixture : en
  • US1992669A - Apparatus for treatment of vermiculite : en
  • SU41528A1 - Method of making stencils for rotator : en ru
  • SU41731A1 - Instrument for determining the height of the jumper of the copra woman after impact : en ru
  • PL20971B1 - A series DC generator with a transverse magnetic field and adjustable short-circuit current intensity. : en pl
  • AT140731B - Play area for skill machines. : de en
  • US1992375A - Brake : en
  • CH175444A - Method and device for regulating the voltage by means of a regulating transformer. : de en
  • DE610070C - Patient support device : de en
  • CH175382A - Roll stretching system with device for fixing the stretching posts. : de en
  • SU41765A1 - Turf cutting machine : en ru
  • SU41543A1 - Crutch paw : en ru
  • AT140770B - Diesel-electric vehicle drive. : de en
  • US1992315A - Grate structure : en
  • US1992530A - Diestock : en
  • US1992638A - Method of preparing molding powder : en
  • USD94654S - Design for a shoe : en
  • AT140850B - Process for the preparation of pyridine derivatives. : de en
  • DE609776C - Liquid shock absorbers : de en
  • DK49918C - Device for stoves with three hobs. : da en
  • SU41757A1 - Tachometer : en ru
  • SU41864A1 - Piston gauge for dispensing liquid in measured quantities : en ru
  • US1992752A - Tar composition : en
  • CA348414A - Door barring device : en fr
  • US1992380A - Retaining device for interchangeable magazines of firearms : en
  • US1992413A - Side wing bracket : en
  • US1992414A - Suspender adjusting device : en
  • PL21035B1 - Single-stage turbine driven by steam, air, gas or the like. : en pl
  • SU41710A1 - Automatic scales for fluid bodies : en ru
  • SU41822A1 - Fabric advance to the sewing machine along its sleeve : en ru
  • SU41984A1 - Method for the production of flexible seals : en ru
  • GB424839A - Process for the manufacture of printing paper : en
  • AU2140135A - Improvements in or relating to apparatus forthe distillation calcination, or heat treatment of coal, shale, peat, wood andother suitable fragmentary solid andor semisolid materials : en
  • PL21024B1 - Method for the preparation of 4-amiMdwuf »phytarin derivatives. : en pl
  • AT140697B - Keypad transmitters for teleprinters. : de en
  • FR777776A - Centrifugal hollow rotor machine : en fr
  • GB424851A - Apparatus for methods for nesting, subdividing, and packaging comestibles : en
  • GB424854A - Arrangements for series operation of rectifying units in polyphase systems : en
  • US1992861A - Serving apparatus : en
  • CA348486A - Firing delay cap : en fr
  • FR777629A - Charging container for domestic refrigeration appliance : en fr
  • GB424645A - Improvements in or relating to the distillation of tar and the cracking of oil : en
  • FR777643A - Carburetor improvements : en fr
  • FR777894A - Process for making snow ice : en fr
  • GB424681A - Improvements in and relating to motor propelled cultivators, tractors, and the like : en
  • US1992649A - Automatic band control : en
  • CH175561A - Visas on filing pockets. : de en
  • ES136530A1 - Process for obtaining an easily filterable magnesium hydroxide. : en es
  • US1992325A - Process of normalizing ternary and multiple alloys forming solid solutions : en
  • US1992470A - Lining for vessels : en
  • US1992573A - Instrument or gauge for measuring relative lengths or variations in lengths : en
  • US1992820A - Power lawn mower and vacuum collecting means : en
  • SU41747A1 - Device for lighting calculations : en ru
  • FR777614A - Improvements to washers for coals, ores and other materials : en fr
  • FR777789A - thermal element comprising a flat heating element surrounded by one or more bimetallic elements, with interposed insulating material : en fr
  • FR777884A - Pure lactic acid solidification process : en fr
  • GB424861A - Improvements in arc welding apparatus : en
  • ES3432U - Frame for block in papers for notes. (Machine-translation by Google Translate, not legally binding) : en es
  • US1992355A - Gas control system : en
  • US1992534A - Combination distance meter and telescope range finder : en
  • US1992655A - Alloy : en
  • DE609870C - Elastic rail fastening with leaf spring-like clamping elements : de en
  • US1992558A - Turning, forming, and threading attachment for drill presses : en
  • USD94682S - Design for a shoe : en
  • SU41779A1 - Tea leaf rolling machine : en ru
  • US1992338A - Propeller blade and method of making the same : en
  • US1992392A - Molded insulated bus bar : en
  • DE610066C - Process for the production of water-insoluble azo dyes : de en
  • ES136526A1 - Short straw screen for wheat threshing and cleaning machines. : en es
  • GB424595A - Improvements in sinks for use in conjunction with beer and like pumps : en
  • US1992222A - Carton : en
  • DK49923C - Method and apparatus for dewatering ethyl and methyl alcohol by azeotropic distillation. : da en
  • FR777639A - Pressurized fluid valve : en fr
  • CA348452A - Electrical insulation material : en fr
  • DE609860C - Rock drilling machine : de en
  • US1992766A - Trolling spoon : en
  • US1992916A - Permeable ceramic material and process of making the same : en
  • DE609906C - Process for the production of springs with increased service life for upholstered furniture : de en
  • CH175387A - Explosive body. : de en
  • US1992203A - Garden hose holder : en
  • US1992643A - Fastening device : en
  • GB424661A - Improvements relating to the filling of storage chambers for coal and other analogous solid materials : en
  • GB424589A - Device for the external flushing of the cavities of the human abdomen : en
  • GB424732A - Improvements in machines for emulsifying mixtures of liquids : en
  • GB424846A - Improvements in lightning arresters : en
  • GB424864A - Improvements relating to the production of solid carbon dioxide : en
  • AT140806B - Cylinder lubrication device. : de en
  • CA348478A - Golf club : en fr
  • SU41736A1 - Gas analyzer : en ru
  • CA348500A - Motor vehicle jacking apparatus : en fr
  • GB424823A - A process of manufacture of a chain link having a transverse stud and a chain link manufactured in accordance with the said process : en
  • FR777784A - Method and device for establishing joints in concrete roads : en fr
  • FR777685A - Manufacturing process of insulating building plates for sound and heat insulation : en fr
  • PL20907B1 - The head of the duct with nozzles for blowing steam into the furnaces. : en pl
  • US1992496A - Motor vehicle : en
  • US1992723A - Cigarette bod sealer : en
  • GB424679A - Improvements in and relating to springing arrangements for the wheels of power driven vehicles : en
  • FR777836A - Improvements to the hangars : en fr
  • CH175283A - Air heater for heating rooms with mechanical air supply. : de en
  • SU41539A1 - Valve of the mountain bringing blast furnace stoves : en ru
  • SU41809A1 - Drive for working machine : en ru
  • FR777758A - Coil, in particular for charging telegraph or telephone lines : en fr
  • US1992546A - Reamer and well scraper : en
  • PL20995B1 - The method of producing rubber items. : en pl
  • SU41934A1 - Transmission from the wind axis to the working shaft of a vertical wind engine : en ru
  • FR777818A - Advanced surge arresters : en fr
  • IE13700L - Electric discharge tubes : en
  • GB425101A - Improvements in or relating to abrading means : en
  • DE609970C - Protective device against falling bombs on house roofs etc. : de en
  • GB424890A - Improvements in and relating to photographic contact printing machines : en
  • FR777853A - Device for pressurized water distribution systems : en fr
  • GB424652A - Improvements in reversing gear for use in the power transmission of vehicles, ships and the like : en
  • GB424852A - Machine for shaping mine props or the like in a single operation : en
  • DE609974C - Method of packing cigarettes in a soft pack : de en
  • GB424591A - Improvements in presses and pressing mechanism : en
  • DE609854C - Adjustable pillion seat for motorcycles : de en
  • DK49922C - Process for the production of decorative material with cellulosic fibrous substances as starting material. : da en
  • CH175453A - Process for the production of wire bodies. : de en
  • GB424774A - Improvements in or relating to bookbinding : en
  • US1992306A - Device for holding X-ray film in patient's mouth : en
  • US1992536A - Box strapping machine : en
  • DE609704C - Process for the production of easily soluble basic dyes : de en
  • DE609843C - Loading bridge that can be moved parallel to the edge of the quay is used for emptying railway wagons into ships : de en
  • DE609915C - Roller, disc or the like with built-in motor gear : de en
  • FR777808A - Improvements to pipes : en fr
  • FR777833A - False collar and process for its manufacture : en fr
  • DE610093C - Line forming device for line cigarette machines : de en
  • FR777681A - Preparation for wraps or dressings : en fr
  • DE609836C - Cutting device for straight cigarette machines : de en
  • USRE19479E - Electrical connecter : en
  • AT140821B - Device for controlling vacuum cells with the help of anode grids. : de en
  • CA348484A - Petroleum oil processing : en fr
  • US1992260A - Safety device for spectacles : en
  • CH175386A - Billiards with holes. : en fr
  • US1992722A - smith : en
  • US1992790A - Grease retainer : en
  • AT140701B - Rotating converter with a fixed spindle penetrating the rotating part. : de en
  • AT140773B - Flat boil plaster. : de en
  • AU1718134A - Improvements in or relating tothe purification of sugar factory and refinery juices : en
  • US1992406A - Clutch for checkrow cables : en
  • US1992495A - Flexible valve member : en
  • AT140758B - Gas steam turbine. : de en
  • PL20929B1 - A device for applying currents in permanently or temporarily connected networks or parts of a network with several power plants or transformers. : en pl
  • US1992333A - Propelling device for aircraft and the like : en
  • CH175269A - Plant containers and method of making the same. : de en
  • PL20935B1 - Skis and the way they are made. : en pl
  • SU41555A1 - Self-unloading wagon platform : en ru
  • US1992894A - Vertical : en
  • US1992815A - Method of repairing torque tubes : en
  • DK49927C - With Sand or similar filled Fuse cartridge with End contacts. : da en
  • FR777777A - Centrifugal hollow rotor machine : en fr
  • CA348438A - Vinegar making apparatus : en fr
  • CA348491A - Accumulating device : en fr
  • DE609952C - Self-sellers with drop flaps : de en
  • PL21004B1 - The way of expanding objects, especially pipes. : en pl
  • CH175464A - Discharge tube. : de en
  • BE407506A - : en fr
  • CH175363A - Process for improving the "position" of tanned hides. : de en
  • CH175554A - Process for the preparation of a chromable yellow monoazo dye. : de en
  • US1992419A - Speed change gear set operating mechanism : en
  • SU41831A1 - Device for pneumatic chip sorting in pulp production : en ru
  • US1992464A - Straight line multiple filling machine : en
  • SU41516A1 - The method of obtaining acetylenyl alcohols : en ru
  • SU41671A1 - Adaptation to double edger to indicate the most advantageous cutting lines : en ru
  • CA348454A - Circuit regulating system : en fr
  • CH175325A - Installation for preparing the fabric for printing. : en fr
  • SU41648A1 - Device for sucking pus from the tonsils : en ru
  • SU41670A1 - Gates for hangars and similar structures : en ru
  • US1992701A - Draft gear mechanism : en
  • US1992860A - Stop motion for knitting machines : en
  • CA348375A - Selenium and tellurium sludge processing : en fr
  • DE609982C - Process for improving lithopone : de en
  • SU41928A1 - Form for bricks produced on presses such as "Ideal" : en ru
  • US1992216A - Method of blasting : en
  • US1992342A - Garment pressing machine : en
  • US1992364A - Collar stiffener : en
  • CH175339A - Process for the preparation of an intermediate product for substantive azo dyes. : de en
  • US1992888A - Electric discharge tube : en
  • CH175440A - Electric machine attached to an internal combustion engine with an armature designed as a flywheel. : de en
  • PL21037B1 - Heated shaving implement. : en pl
  • USRE19476E - Vehicle body : en
  • US1992760A - Cigar banding mechanism : en
  • CA348461A - Shot gun cartridge : en fr
  • US1992238A - Suction cleaner : en
  • US1992539A - Power shear and the like : en
  • AT140840B - Process for the recovery of volatile constituents from solutions that are to be evaporated, in particular alcohol in molasses yeast and spirit production. : de en
  • CH175480A - AC transformer for connection to a high-frequency disturbed line. : de en
  • CH175529A - Process for the preparation of an oxynaphthotriazole. : de en
  • CH175318A - Weaving process. : de en
  • CH175546A - Process for the preparation of N- (γ-methoxy-B-oxypropyl) -isobutylaminobenzene. : de en
  • CH175416A - Device for applying paint, especially for painting central heating elements. : de en
  • USD94700S - Design for a nipple : en
  • SE82738C1 - : en
  • SU41703A1 - Device for recording the operation of machines and machines : en ru
  • SU41949A1 - Method for producing soluble calcium glycerophosphate feed : en ru
  • SU41724A1 - Recording mechanism for upper-air instruments : en ru
  • SU41815A1 - Attachment to a lathe for cutting helical gears : en ru
  • US1992519A - Jacking device : en
  • US1992564A - Toothbrush holder : en
  • US1992690A - Safety pyrotechnics : en
  • AT140777B - Device for holding the material to be cut when cutting into slices in dicing machines. : de en
  • AT140769B - Drive for counters in flow meters. : de en
  • CH175390A - Bussolentheodolite. : de en
  • CA348428A - Photographic emulsion : en fr
  • DE609864C - Stringing mechanism on binders, loose-leaf binders, etc. like : de en
  • US1992734A - Hasp-type fastener : en
  • SU41932A1 - Weaving frame : en ru
  • US1992408A - Locking cap for gasoline tanks : en
  • FR777695A - Improvements to liquid oxygen explosives : en fr
  • PL20903B3 - Safety device for the device for discharging combustion residues from under the boiler furnaces. : en pl
  • CA348406A - Railway gate control system : en fr
  • SU41718A1 - Polarizer : en ru
  • USD94686S - Design for a ceiling-type lighting : en
  • AT140759B - Number switch with mechanical prevention of current impulses by choosing one or more digits. : de en
  • DK49919C - Matchbox. : da en
  • DE609977C - Process for drying, smoldering, roasting, calcining and for carrying out similar heating processes by indirect heating using the heat of condensation of the heating vapors in the middle and higher temperature range : de en
  • ES136506A1 - A fulminating light lamp. : en es
  • CH175299A - Collapsible deck chair. : de en
  • CH175351A - Process for the preparation of an amine oxide. : de en
  • US1992541A - Combination device : en
  • SU41605A1 - Device for detecting conductive bodies : en ru
  • SU41641A1 - Heat and light protection fixture for electric welders : en ru
  • SU41691A1 - An instrument for checking the diameter of a hole during its boring : en ru
  • SU41740A1 - Electric machine : en ru
  • CH175308A - Lids made of several layers for vessels, especially for cups. : de en
  • US1992849A - Fruit picker's sack : en
  • SU41654A1 - Slag dipper valve : en ru
  • CA348477A - Albumen cleavage product derivative : en fr
  • CH175284A - Machine for applying mortar to a cylinder. : en fr
  • CH175398A - Mechanism for automatic phonograph disc change. : en fr
  • CH175472A - Method of combating harmful microorganisms. : de en
  • US1992561A - Method of heat transfer : en
  • SU41587A1 - Method of modulating magnetron generators : en ru
  • US1992727A - Electric phonograph reproducer : en
  • US1992745A - Absorption refrigerating apparatus : en
  • AU1565633A - A machine for reducing flax to fibre and spinning the fibre into yarn : en
  • AT140711B - Method for fastening slotted bushings in bores and devices for carrying out the same. : de en
  • CA348403A - Light valve : en fr
  • SU41730A1 - An instrument for determining precipitation in an embankment : en ru
  • US1992310A - Process for treating hydrocarbons : en
  • US1992173A - Water treating apparatus : en
  • AU1860334A - Improvements relating to wire broadcasting systems for relaying and distributing radio programmes : en
  • SU41886A1 - Attraction : en ru
  • US1992516A - Frozen confection and holder therefor : en
  • US1992282A - Radio receiving antenna : en
  • US1992287A - Weed and grass cutter : en
  • SU41567A1 - Wagon Retarder with Flexible Brake Tire : en ru
  • US1992602A - Spinning centrifuge : en
  • FR777613A - insulating splint : en fr
  • US1992918A - Mold wheel adjusting device : en
  • SU41484A1 - Machine for making pies with filling : en ru
  • SU41533A1 - Rotator : en ru
  • SU41743A1 - Machine counting : en ru
  • US1992370A - Thread-drawing machine : en
  • US1992886A - Control means for windshields : en
  • DE609899C - Lock arrangement in which an additional lock provided on the inside of the door is closed through the keyhole of the usual mortise lock : de en
  • SU41910A1 - Packing packaging for eggs : en ru
  • SU41882A1 - Alarm device : en ru
  • US1992771A - Method of preparing intaglio lithographic plates from original plates and transfers : en
  • AU1858134A - Improvements in and relating to disc cultivators or ploughs : en
  • CH175328A - Hat. : en fr
  • SU41943A1 - Centrifuge for spraying liquids : en ru
  • US1992520A - Method and apparatus for drying materials : en
  • CH175435A - Frame for internal combustion engines. : de en
  • CH175530A - Process for the preparation of an oxynaphthotriazole. : de en
  • US1992190A - Method of laminating : en
  • SU41848A1 - Flashlight for photographic laboratory : en ru
  • US1992321A - Glassware forming machine : en
  • USRE19480E - Piaster foundation : en
  • US1992344A - Bandage applying device : en
  • DE610003C - Electric vehicle drive : de en
  • GB424707A - Improvements in and relating to compasses, bows and like instruments : en
  • SU41483A1 - Bagel Forming Machine : en ru
  • SU41842A1 - Continuous motion movie projector : en ru
  • US1992421A - Foldable combination ash tray : en
  • SU41677A1 - Compression molds for the manufacture of plastic mass and for radio tubes with pressed pins : en ru
  • FR777765A - Trailers allowing forward or reverse travel at will : en fr
  • FR777785A - Metal container for beer and its manufacturing process : en fr
  • IE13334L - Phosphatic fertilisers : en
  • FR777767A - Improvement in automatic shuttle change looms : en fr
  • GB424581A - Improvements in and relating to methods of drying materials susceptible to over-heating, and means for performing the same : en
  • DE609947C - Method and device for manufacturing rubber threads : de en
  • GB424768A - Improvements in heading tape for curtains and the like : en
  • SU41702A1 - Swivel for hydrometric work : en ru
  • CH175365A - Process for the production of corrosion-resistant coatings on aluminum and its alloys. : de en
  • DE609839C - Process and device for the production of all kinds of cement : de en
  • FR777616A - Regulator for all fluids : en fr
  • FR777727A - Advanced tilting plow : en fr
  • SU41572A1 - Two Way Hydraulic Rail Pedal : en ru
  • SU41609A1 - Resistance Welding Device : en ru
  • US1992529A - Variable resistor : en
  • US1992594A - Process of sintering and fusing quartz : en
  • USD94690S - Design for a smoking stand : en
  • SU41684A1 - Aluminum scooping device for electrolytic baths : en ru
  • US1992636A - Glue transferring device : en
  • US1992850A - Fabric gripper : en
  • US1992498A - Can opener : en
  • US1992526A - Shock absorber : en
  • GB424653A - Improvements in liquid cooling systems of the evaporative type for internal combustion engines : en
  • DE609788C - Hunting rifle with two barrels one above the other and a longitudinally movable block lock : de en
  • GB424757A - Process for the treatment of originating materials containing lithium phosphate : en
  • AT140714B - Process for the device for the transfer of liquid substances in the form of drops or grains. : de en
  • CH175370A - Newspaper holder with riveted back cardboard, for folded newspaper sheets pushed into one another with the folded spine. : de en
  • SU41674A1 - Beading machine for galosh edge : en ru
  • US1992588A - Electric heater : en
  • USD94694S - Design for an automobile radiator : en
  • PL20940B1 - The method of pest control by means of chloropicrin. : en pl
  • PL21023B1 - A method for producing high molecular weight hydrocarbons. : en pl
  • SU41869A1 - Device for towing rafts : en ru
  • ES3410U - Container for all kinds of solids and liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • US1992711A - Boat : en
  • US1992903A - Booth : en
  • ES136523A1 - An electric discharge tube. : en es
  • GB424817A - Improvements in or relating to internal combustion engine locomotives : en
  • US1992349A - Belt conveyer : en
  • US1992707A - Manufacture of ropes and the like : en
  • SU41504A1 - Method of kaolin activation for catalytic purposes : en ru
  • CA348420A - Mat : en fr
  • US1992422A - Tractor guide : en
  • CA348525A - Air-line oiler : en fr
  • PL20993B1 - K1. «S b, 3/01.- : en pl
  • CH175419A - Pressure-resistant washer. : de en
  • US1992329A - Filling machine : en
  • US1992915A - Reel : en
  • FR777606A - Improvements to automatic volume control or antifading devices for telegraphy and wireless telephony receivers : en fr
  • GB424793A - Improvements in or relating to film sound recording apparatus : en
  • PL20968B1 - A method for producing a porous, refractory, insulating material and a device for carrying out the method. : en pl
  • SU41755A1 - Tachometer : en ru
  • SU41918A1 - Moving Material Handler : en ru
  • US1992296A - Fin tubing : en
  • US1992189A - Gelatin dynamite composition : en
  • CH175433A - Injection internal combustion engine. : de en
  • FR777668A - Improvements to cultivators : en fr
  • FR777744A - Automatic water supply device for steam boilers in general and for instant coffee brewers in particular : en fr
  • FR777651A - Improvements in the development of airfields and hydro-aviation bases : en fr
  • DE609933C - Type lever mechanism for typewriters : de en
  • US1992249A - Laminated material : en
  • USD94675S - Design for a metamjc grave : en
  • CH175431A - Propeller turbine. : de en
  • SU41509A1 - The way caustification soda by the method of Levin : en ru
  • SU41843A1 - Fixture for viewing stereoscopic images on the screen : en ru
  • US1992365A - Dual drive road vehicle : en
  • US1992737A - Washing apparatus : en
  • CH175420A - Device for damping vibrations. : de en
  • DE609412C - Device for controlling diesel locomotives : de en
  • DE610069C - Slag grate for feed screw grate : de en
  • GB424593A - Improvements in supporting members for thermionic filament cathodes : en
  • US1992378A - Receptacle handle : en
  • US1992677A - Mold for casting internal combustion engine crank shafts : en
  • US1992499A - Lighting fixture : en
  • SU41856A1 - Hydraulic regulator : en ru
  • US1992514A - Method of making an inner tube : en
  • SU41554A1 - Tubular air heater for steam locomotives : en ru
  • CH175289A - Dry extinguishing system for extinguishing glowing coke. : de en
  • SU41576A1 - Apparatus for activating brake and locomotive signals : en ru
  • US1992738A - Lubricated plug valve : en
  • SU41660A1 - Crane lifting trolley : en ru
  • CA348383A - Tobacco pipe grate : en fr
  • SE82755C1 - : en
  • ES3425U - Closing device for containers with internal pressure. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424755A - Improvements in machines for cracking monkey-nuts : en
  • FR777623A - Rational Compound Beam Zero Brightness Projector : en fr
  • SU41776A1 - Cutting machine for cleaning machines : en ru
  • GB425287A - Detachable shirt-collar : en
  • PL20960B1 - Wall block for the external walls of skeleton buildings. : en pl
  • SU41542A1 - Insulated rail joint : en ru
  • FR777721A - Process for producing high moisture artificial silk bobbins : en fr
  • GB424798A - Improvements in or relating to paint and like brushes : en
  • CA348412A - Lowering chute : en fr
  • DE609901C - Magazine for automatic handguns : de en
  • GB424837A - Manufacture of organic ethers and use thereof in the manufacture of compositions of matter and other products comprising derivatives of cellulose : en
  • SU41592A1 - Device for communicating high frequency circuits : en ru
  • SU41907A1 - Ring Packaging Machine : en ru
  • US1992312A - Sheet metal pipe tau : en
  • CH175465A - Auscultation device for obeying the human and animal body. : de en
  • DE610090C - Method for emitting light signals of limited duration in the form of flashing lights, in particular for traffic control : de en
  • US1992882A - Transparent arrangement : en
  • CH175523A - Process for the preparation of an oxynaphthotriazole. : de en
  • ES3423U - A device for the display and sale of perfumery and toilet products (Machine-translation by Google Translate, not legally binding) : en es
  • US1992785A - Building structure and brick for the same : en
  • US1992814A - Transformer winding insulation : en
  • US1992929A - Electric rudder control contacting : en
  • GB424560A - An improved strainer or filter : en
  • FR777673A - Improvements to automatic machines for planting potatoes : en fr
  • ES3413U - Desnicotizador device for all kinds of nozzles and smoking pipes (Machine-translation by Google Translate, not legally binding) : en es
  • CH175362A - Process for the production of a colloidal graphite suspension, in particular for use as a lubricant. : de en
  • SU41805A1 - Driving Belts : en ru
  • AU1678434A - Improvements in non-concussive water cocks : en
  • DE610045C - Ribbon-shaped ear tag : de en
  • FR777822A - Device for copying lenticular grating films : en fr
  • FR777674A - Milking machine : en fr
  • AT140752B - Automatic continuously variable transmission, in particular for motor vehicles. : de en
  • CH175307A - Container. : en fr
  • AU1898834A - Improvements in and relating tothe art of electric arc welding : en
  • AT140688B - Process for heat conversion. : de en
  • AT140807B - Device for homogenizing the fuel-air mixture in internal combustion engines. : de en
  • AT140810B - Transmission. : de en
  • GB424693A - Improvements in and relating to suction cleaners : en
  • AT140776B - Selective protective device for electrical networks. : de en
  • SU41594A1 - Method of making dielectric : en ru
  • BE407322A - : en
  • CA348441A - Translation circuit : en fr
  • SU41797A1 - Device for centrifugal connection between the sheets of spring : en ru
  • CH175301A - Deformable mattress. : en fr
  • CH175405A - Holder for welding electrodes. : de en
  • US1992831A - Packing bench : en
  • FR777858A - Corrugated flexible tube and its manufacturing process : en fr
  • GB424811A - Improvements in draught and weather excluders and rattling preventers for doors and windows : en
  • USD94718S - Design fob a front plate fob the : en
  • AT140744B - Electric hot water tank. : de en
  • CA348464A - Gelatine dynamite composition : en fr
  • AT140808B - Machine with rotating pistons. : de en
  • AT140667B - AC power supply unit for radio receivers. : de en
  • CA348497A - Paper container : en fr
  • CH175340A - Process for the preparation of lactones with at least 11 carbon atoms in the hetero ring. : de en
  • FR777687A - Free piston machine : en fr
  • GB424726A - Improvements in or relating to friction material such as brake linings : en
  • US1992187A - Funnel : en
  • US1992881A - Pressure regulation : en
  • SU41552A1 - Power plant for diesel locomotives : en ru
  • US1992657A - Shaker rack : en
  • CH175506A - Installation in a railway system for electromagnetic signal transmission between a fixed point of influence on the railway line and a train passing over this point. : de en
  • FR777617A - Improvements to motor vehicles : en fr
  • FR777862A - Heavy and light fuel carburettor for supplying internal combustion engines, with automatic switching from one fuel to another : en fr
  • CA348534A - Filament manufacture : en fr
  • DE609829C - Opening and pouring device, especially for milk cans : de en
  • DK49921C - Holster for the inner mechanism in the clockwork fire pipe. : da en
  • FR777728A - Cable rewinder and unwinder : en fr
  • AT140832B - Process for the production of a baking aid. : de en
  • FR777683A - Improvement in the manufacture of knitted stockings in fine yarns of all kinds : en fr
  • FR777693A - : fr
  • FR777879A - Tank with waterproof metal jacket : en fr
  • AT140827B - Process for the automatic regulation of grid-controlled discharge vessels. : de en
  • FR777861A - Aerodynamic shaped automobile : en fr
  • GB424582A - Improvements in or relating to motor fuel oils : en
  • DE610055C - Device for disconnecting locomotive boilers : de en
  • CH175352A - Process for the preparation of 2-amino-1-naphthol-8-sulfonic acid. : de en
  • US1992399A - Tonction control device : en
  • US1992452A - Machine for grinding springs : en
  • US1992770A - Dental implement : en
  • US1992836A - Milk product : en
  • CA348505A - Floor covering : en fr
  • GB424779A - Improvements in or relating to thermionic amplifiers suitable for use in radio and like receivers : en
  • CH175384A - Ski binding device to obtain a diagonal pull for the descent. : en fr
  • DE610025C - Vehicle wheel with removable rim : de en
  • AT140734B - Process for making centerless incandescent lamps and other glass vessels. : de en
  • BE407333A - : en fr
  • CH175540A - Process for the preparation of 6-chloro-2,4-dinitraniline. : de en
  • PL20908B1 - Iron railway sleeper. : en pl
  • US1992640A - Extensible mail box : en
  • SU41565A1 - Electrically operated automatic brake : en ru
  • SU41726A1 - T rupture testing machine : en ru
  • SU41922A1 - Pile driver : en ru
  • PL20927B1 - Method of starting diesel engines for direct locomotive attack * : en pl
  • US1992483A - High pressure chrome refractory : en
  • US1992587A - Furnace wall structure : en
  • GB447742A - Improvements relating to photographic cameras : en
  • GB424965A - Improvements in and relating to radio receiving systems : en
  • ES3406U - Guides for sliding glass for showcases, shop windows and similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • SU41556A1 - Device for cleaning windows in trams and electric trains : en ru
  • AT140790B - Pressure regulator. : de en
  • CH175334A - Food slicer. : de en
  • DE609700C - Closed fuse for high breaking capacity with melting body embedded in insulating material : de en
  • AU1861934A - Improvements in or relating to ferro-prussiate printing : en
  • DE609973C - Device for pretreating raw cement : de en
  • DK49920C - Stand with Tear Wrapping Devices for Rolls. : da en
  • FR777867A - Improvements to anti-vibration mounts for motors and other machines : en fr
  • GB425105A - Improvements in or relating to wrappers for powdered, granular or similar substances : en
  • US1992773A - Leaf feed for stemming machines : en
  • CA348510A - Refrigerating apparatus : en fr
  • CH175541A - Process for the preparation of a 1-oxy-4-alkoxyanthracene. : de en
  • GB424644A - Improvements in or relating to cycles, motor-cycles and the like provided with a passenger or luggage carrying platform : en
  • GB425104A - Process for the production of an antithyroidal substance : en
  • US1992488A - Stone-like structural material : en
  • US1992798A - Method of treating leading-in wire : en
  • ES136521A1 - An improved process for manufacturing articles based on rubber dispersions. : en es
  • FR777781A - Slime preparation process : en fr
  • GB425099A - Improvements relating to spray guns : en
  • DE610056C - Circuit arrangement for manually operated exchanges in telephone systems : de en
  • DE609753C - Process for the production of purple sulfur dyes : de en
  • DE610006C - Fuel filling and spreading device for shaft generators : de en
  • GB425159A - Improvements in or relating to adhesive tapes or sheets and processes of making the same : en
  • AT140778B - X-ray tube. : de en
  • CA348514A - Valve control system : en fr
  • DK49925C - Device by resilient steel wire mesh for couches and beds. : da en
  • FR777647A - Advertising or other projection device with combined kaleidoscope : en fr
  • SU41558A1 - The method of lubrication axle box railway and rolling stock : en ru
  • DK49938C - Switching device, in particular for washing machines. : da en
  • ES136535A3 - Improvements in the manufacturing procedures of mixed soles for footwear. : en es
  • GB424840A - Improvements in electrolytic condensers : en
  • US1992221A - Multiple seal floating deck tank : en
  • US1992497A - Locomotive superheater construction : en
  • US1992895A - Process of producing hydrogen sulphide : en
  • ES3424U - Russian billiards background stepped. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777697A - Removable metal table for gas stove : en fr
  • GB425291A - The manufacture of iron oxide pigments : en
  • SU41513A1 - The method of obtaining highly chlorinated product from naphthalene : en ru
  • SU41529A1 - Method of printing on glass-making apparatus : en ru
  • SU41614A1 - A method of manufacturing a coating layer for mirrors : en ru
  • SU41778A1 - Tea leaf rolling machine : en ru
  • SU41834A1 - Sediment for sulphite-boiling acid : en ru
  • US1992336A - Boiler tube cleaning apparatus : en
  • PL20941B1 - The method of obtaining 5,5-methyl-cyclohexenyl-N-methyl-barbituric acid. : en pl
  • SU41866A1 - Icebreaking vessel : en ru
  • GB424857A - Packages for and method of packaging ice cream or other frozen comestible : en
  • BE407214A - : en
  • CA348418A - Belt coupling : en fr
  • CH175349A - Process for the preparation of an indole series aldehyde. : de en
  • CH175461A - Control device for gas-heated systems. : de en
  • ES3420U - Wallet for businessmen, schoolchildren, travelers and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424699A - Improvements in thermionic discharge tubes or valves : en
  • GB424869A - Improvements in hollow wrought metal bodies and methods of making same : en
  • PL20948B1 - Connector for hollow objects and how to make such a connection. : en pl
  • US1992232A - Shock absorber : en
  • SU41760A1 - Punch Card Checker : en ru
  • ES136536A1 - Improvements in the manufacturing processes of mixed soles for footwear. : en es
  • GB424578A - Improvements relating to lubricants : en
  • GB424972A - Manufacture of compounds useful for protection against moths : en
  • FR777692A - Metal sleeper for shoe rail tracks with clamps and clamp bolts : en fr
  • USD94666S - Design for a radiocabinet : en
  • AT140683B - Method and circular knitting machine for the production of knitted tubular cords. : de en
  • AT140749B - Process for the production of practically pure cellulose (alpha cellulose) from raw celluloses of any origin. : de en
  • USD94671S - Design fob textile fabric : en
  • PL20967B1 - A stamping machine for the production of square-shaped corrugated pipes. : en pl
  • SU41852A1 - Method and hydraulic double-side horizontal press for squeezing juice from fruits and vegetables : en ru
  • SU41925A1 - Weaving machine with flexible rods for transferring weft through the throat : en ru
  • SU41940A1 - Continuous acting coil oven battery : en ru
  • US1992410A - Electrical control unit and method of making same : en
  • DE610015C - Pruning shears : de en
  • GB424865A - Improvements in and relating to furnace walls : en
  • US1992622A - Fuel injection device for internal combustion engines : en
  • US1992667A - Knitted fabric and article of wearing apparel made therefrom : en
  • US1992846A - Steam heating system : en
  • ES136529A1 - A DEVICE FOR CONTROLLING THE METAL PARTS : en es
  • FR777746A - Process for converting compounds containing hydrocarbons : en fr
  • FR777712A - Piston improvement : en fr
  • GB424649A - Improvements relating to terminal structures for electric cables : en
  • SU41902A1 - Mine, heated by gaseous or powdered fuel kiln for suspension in suspension of portland cement raw materials : en ru
  • SU41972A1 - Method of making optical glass : en ru
  • US1992783A - Ice shaving machine : en
  • SU41916A1 - Circular car dumper : en ru
  • US1992354A - Safety hinge for manhole covers : en
  • US1992510A - Method of and apparatus for forming hollow glassware : en
  • PL20985B1 - Apparatus for collecting gases. : en pl
  • FR777729A - Improvements to Cigarette Paper Web Edge Joining Mechanisms for Continuous Tobacco Rod Type Cigarette Making Machines : en fr
  • GB424646A - Improvements in piston rings : en
  • SU41666A1 - Beam with double plywood wall : en ru
  • SU41761A1 - A device for indicating deviations from the specified performance standards of their elements of the operation of machines and installations : en ru
  • USD94710S - Design for an emblem : en
  • FR777832A - Automatic coupling device for tubular conduits, electric couplers on railway vehicles and the like : en fr
  • GB424609A - Improvements relating to pumps : en
  • US1992540A - Electric and other imitation fire : en
  • US1992293A - Fishing line float and sinker : en
  • SU41570A1 - Device for electrical interlocking of arrows and signals : en ru
  • SU41927A1 - Bobbin changer on weaving machine : en ru
  • SU41814A1 - Device for lifting and dropping female copra : en ru
  • US1992424A - Method of regulating flow from wells and apparatus therefor : en
  • US1992748A - Pump : en
  • AT140782B - Process for producing or increasing the butter flavor in edible fats and mixtures containing fat : de en
  • SU41936A1 - Grading Grade : en ru
  • SU41958A1 - Electronic lamp : en ru
  • CH175277A - Container with lid that can be lifted by means of a pedal. : en fr
  • SU41847A1 - Washing device for negatives or prints : en ru
  • USD94687S - Design fob a portable pump : en
  • DK49939C - Device for Vehicles for Connecting a Chassis Tube to a Wheel Axle. : da en
  • CH175442A - Method for spinning wires, strands or the like. : de en
  • CA348475A - Packed joint : en fr
  • CH175320A - Tying device, in particular intended for tying the threads of the warps. : en fr
  • CH175377A - Photographic camera with central shutter. : de en
  • SU41725A1 - T homer : en ru
  • US1992508A - Electric calendar : en
  • US1992565A - Safety razor blade : en
  • PL20976B1 - Material for lining upholstery products, materials for its production and the method of producing this material. : en pl
  • US1992631A - Flexible joint and method of making same : en
  • AU1893934A - Improvements in or relating to coin exchange mechanism : en
  • CH175457A - Magnet system, especially brake magnet for meters. : de en
  • BE407124A - Improvements to the combustion chambers of internal combustion engines of the compression ignition type : en fr
  • CH175486A - Arrangement for remote monitoring of several adjustable organs. : de en
  • CH175400A - Device for fitting the winding crown to watches. : en fr
  • FR777716A - Process and apparatus for the mechanical treatment of coagulated materials with a view to their drying and transport : en fr
  • US1992178A - Lubricating installation : en
  • US1992324A - Manufacture of potassium carbonate and sodium sulphate : en
  • CH175426A - Impact lubrication press. : de en
  • DE610042C - Single-stage, oil-insulated or ground-insulated high-voltage transformer : de en
  • FR777783A - Manufacturing process for highly viscous products : en fr
  • FR777802A - Distribution device for oil pumps : en fr
  • GB424576A - Improvements in apparatus for binding or tying with wire boxes, packages and the like : en
  • AT140788B - Indirectly heated cathode. : de en
  • US1992230A - Casting apparatus : en
  • US1992797A - Method of and apparatus for treating filaments : en
  • CH175329A - Shoe insert. : de en
  • CH175537A - Process for the preparation of an oxynaphthetriazole. : de en
  • AT140720B - Revolver sticks for stick cigarette machines. : de en
  • AT140673B - Process for applying luminous substances in electrical discharge devices. : de en
  • SU41957A1 - Method and device for manufacturing iron cores of disc-shaped electric machines : en ru
  • US1992299A - Treatment of hydrocarbon oils : en
  • SU41742A1 - Machine counting : en ru
  • SU41816A1 - Adjusting device when cutting bolts : en ru
  • US1992917A - Water-insoluble azo-dyestuff : en
  • AT140718B - Multiple stable feed bars with door-wing-like trough partitions reaching into the trough hollow. : de en
  • FR777722A - Process for the preparation of soluble starch : en fr
  • SU41511A1 - Method for isolation of rare earth metal compounds from travcherrit : en ru
  • US1992857A - Tobacco hanger : en
  • AT140822B - Circuit arrangement for counting connections of different values in telephone systems. : de en
  • US1992580A - Coupling : en
  • US1992869A - Selector for printing machines : en
  • FR777890A - Elastic suspension particularly applicable to motor vehicles : en fr
  • US1992522A - Match arranging and feeding : en
  • US1992611A - Method of treating sulphur : en
  • US1992811A - Manufacture of cast type bars : en
  • USRE19475E - Method and material fob repairing : en
  • BE407173A - method and installation for the production of rays of great penetrating power : en fr
  • SU41682A1 - The method of obtaining antifriction metal-graphite porous pseudo-alloy by sintering : en ru
  • SU41514A1 - The method of obtaining a mixture of calcium salts of butyric, acetic and lactic acids from acidic pulp water : en ru
  • SU41591A1 - Method and device for wiring : en ru
  • SU41978A1 - Automatic Scales : en ru
  • US1992256A - Check indorsing and signing machine : en
  • CA348390A - Artificial silk spinning method : en fr
  • CA348470A - Wire coating method and apparatus : en fr
  • AT140698B - Perforated tape transmitter for character writers. : de en
  • PL20944B1 - Starter for internal combustion engines. : en pl
  • SU41496A1 - Composite matrix : en ru
  • US1992382A - Ignition timer : en
  • PL20984B1 - Roughly grooved vase. : en pl
  • SU41582A1 - Bodo's direct printing apparatus : en ru
  • PL20919B1 - Catalyst for the oxidation of ammonia. : en pl
  • CA348463A - Nitrated carbohydrate explosive : en fr
  • CH175553A - Process for the preparation of a chromable yellow monoazo dye. : de en
  • DK49942C - Razor, by which a reciprocating movement is imparted to the blade during shaving. : da en
  • US1992552A - Regulating valve : en
  • SU41698A1 - Automatic device for shooting a profile of the traversed path : en ru
  • US1992292A - Preservation of organic substances : en
  • US1992714A - Dicing machine : en
  • USD94644S - Design for a shoe : en
  • USD94708S - Design for a cabinet : en
  • CA348480A - Milk pump : en fr
  • CA348488A - Shortening product : en fr
  • CA348494A - Rubber thread manufacture : en fr
  • SU41699A1 - Remote device with pneumatic transmission for changing the level of liquids in tanks and weirs : en ru
  • US1992272A - Mechanical lock : en
  • AT140676B - Additional device for the usual microscopes for carrying out examinations in hanging drops. : de en
  • USD94699S - Design fob an inhalant device : en
  • CA348410A - Receptacle suspension : en fr
  • AT140695B - Telephone set for house traffic. : de en
  • CA348400A - Nozzle : en fr
  • CA348413A - Camera diaphragm : en fr
  • CH175313A - Process for the production of mixed yarns, in particular from cotton and wool, as well as pure wool yarns. : de en
  • AT140825B - Arrangement for regulating the excitation of electrical machines as a function of a speed. : de en
  • AT140848B - Process for the production of wetting agents, dispersing agents, emulsifying agents and detergents with an ethereal composition. : de en
  • AT140803B - Washing machine. : de en
  • CH175395A - Device for the detection of foreign gases or suspended matter in air. : de en
  • PL20982B1 - Radioelectric organs. : en pl
  • US1992186A - Filing device : en
  • US1992612A - Expansion joint : en
  • AT140728B - Installation on photographic apparatus. : de en
  • CH175562A - Projectile. : en fr
  • US1992816A - Multiple electric installation : en
  • CA348381A - Lithographic and photo-lithographic process : en fr
  • DE609806C - Process for the production of ceramic masses resistant to alkali and alkali compounds : de en
  • SU41568A1 - A device for cleaning station tracks from snow with a scraper : en ru
  • US1992277A - Interlocking system : en
  • CA348382A - Timer : en fr
  • CH175359A - Process for the production of a halogen-containing vat dye. : de en
  • AT140722B - Process for the production of dust-binding and non-icing road surfaces. : de en
  • CH175566A - Device for adjusting a switch lever on a day disk in time switches. : de en
  • SU41586A1 - Device for radio telephone grid modulation : en ru
  • US1992574A - Rigid suspension system and method for electric wiring : en
  • BE407461A - : en
  • CA348448A - Electric valve converting apparatus : en fr
  • ES136362A1 - Device for the treatment of tubes and coatings in fiber cement and similar. : en es
  • GB424862A - Improvements in heavy oil vaporisers for internal combustion engines : en
  • SU41828A1 - Card Traffic Machine : en ru
  • US1992446A - Hose coupler : en
  • CH175300A - Height-adjustable folding bench. : de en
  • CH175456A - Device for controlling gas discharge apparatus, in particular mercury vapor converters. : de en
  • SU41876A1 - Device for the simultaneous shutter of several players using a single lock box : en ru
  • US1992484A - Brake mechanism : en
  • US1992576A - Material for hard-soldering and welding : en
  • US1992678A - Manufacture of flexible tubes of artificial substances : en
  • US1992920A - Glassware washing machine : en
  • AT140727B - Photographic recording and projection apparatus for lenticular film. : de en
  • DE610068C - Process for the production of dyes : de en
  • CA348509A - Work holder : en fr
  • SU41781A1 - Cold protection tires for plants in the ground : en ru
  • US1992195A - Carton : en
  • US1992319A - Dispensing tap valve : en
  • US1992298A - Refrigerator : en
  • SU41944A1 - Apparatus for performing chemical reactions and physical processes at high temperatures : en ru
  • US1992286A - Machine for making bale ties : en
  • DE609729C - Process for the production of curable, meltable condensation products from aromatic amines and aldehydes, which are soluble in organic solvents : de en
  • FR777679A - Device for hanging all kinds of objects, especially clothing, away from air, light and insects : en fr
  • GB424706A - Improvements in direction-indicators, or light-directing means, for motor cars and like vehicles : en
  • CH175314A - Sensor device on winding machines, in particular for use when winding flat wound packages. : de en
  • CH175564A - Chronograph mechanism for wristwatch. : en fr
  • AT140839B - Hot-workable carbon and vanadium-containing chromium-molybdenum-tungsten-cobalt-iron alloys for tools. : de en
  • CA348429A - Photographic emulsion : en fr
  • AT140847B - Light metal piston alloy. : de en
  • SU41563A1 - Air distributor for air-applied automatic brake : en ru
  • US1992800A - Railway-airplane transfer apparatus : en
  • CA348395A - Bathroom scale : en fr
  • CA348532A - Body capacity controlling apparatus : en fr
  • SU41527A1 - The method of operation of steam engines or turbines in a closed cycle : en ru
  • US1992425A - Gauge glass : en
  • USD94709S - Design for a cabinet : en
  • SU41800A1 - Device for replacing sliding friction by rolling friction in keyway grooves of gears, operating with longitudinal movement along the shaft : en ru
  • US1992389A - Selector arrangement for the selective call of telephone subscriber stations for the private and official exchange : en
  • US1992396A - Recovering silk from knit goods : en
  • US1992524A - Door construction : en
  • SU41872A1 - Blood Defibrinator : en ru
  • US1992560A - Aeroplane wing structure : en
  • AT140751B - Spark plug. : de en
  • CH175474A - Process for the production of particulate filters. : de en
  • SU41911A1 - Cylinder for the transportation of gaseous fuel under pressure : en ru
  • CH175481A - Circuit arrangement for amplifying high-frequency oscillations. : de en
  • SU41875A1 - Pincer lock : en ru
  • US1992503A - Coupung : en
  • CH175275A - Sealing device for doors. : de en
  • CH175323A - Process for the production of a durable matting agent for shiny fibers. : de en
  • CH175477A - Device for cleaning and disinfecting speech trays on telephone sets and the like. : de en
  • CH175573A - Apparatus for sterilization and disinfection. : de en
  • ES136534A1 - A fulminating light lamp. : en es
  • ES3435U - Device for fastening a package formed by shaving accessories that allows the unión of its elements with hygienic separation of the same (Machine-translation by Google Translate, not legally binding) : en es
  • AT140737B - Self-induction variometer. : de en
  • USD94672S - Design for a jar : en
  • SU41961A1 - The method of preparation of solutions of nitroaryl azonium salts : en ru
  • CA348518A - Aerial : en fr
  • US1992434A - Combination table and chair : en
  • US1992624A - Electric iron and stand : en
  • AU1924434A - Measuring and dispensing device : en
  • SU41615A1 - Lacquer method : en ru
  • SU41881A1 - The method of monitoring the distribution of active and reactive power in electrical networks : en ru
  • US1992448A - Covered elastic thread and method of covering such thread : en
  • CH175536A - Process for the preparation of an oxynaphthotriazole. : de en
  • SU41621A1 - Device for automatic shutdown of the system of the round knitting machine of the English type : en ru
  • SU41888A1 - Toy anti-aircraft gun : en ru
  • US1992490A - Nozzle : en
  • FR777627A - Sleeping equipment for camping : en fr
  • GB424728A - Improvements in and relating to direct current voltage changers incorporating electron discharge devices : en
  • AU1648334A - Improvements in or relating to television, picture telegraph andthe like transmitters : en
  • AT140789B - Shaped stone. : de en
  • AT140710B - Method and device for the production of cam sleepers. : de en
  • SU41638A1 - Chest bandage : en ru
  • AT140780B - Folding bed. : de en
  • PL20996B1 - Hob for heating water. : en pl
  • US1992518A - Applicator : en
  • AT140708B - Contact device for pole reversal for driving electrical apparatus, in particular electrically operated slave clocks. : de en
  • US1992725A - Single phase motor : en
  • US1992799A - Package for stockings : en
  • AT140745B - Money changing device. : de en
  • PL21003B1 - Expedition of the inner walls of the die with a centrifugal movement, containing metal components. : en pl
  • CA348426A - Photographic emulsion : en fr
  • CA348473A - Organic substance preservation : en fr
  • AT140783B - Metal vapor rectifier system with bodies controlling the arcs. : de en
  • AT140755B - Device to increase the effectiveness of short-wave solar radiation. : de en
  • DE610014C - Jewelry chain : de en
  • PL21039B1 - . 34t 'Jc / zo Hinge joint for folding furniture. : en pl
  • SU41538A1 - Shaft furnace for agglomeration : en ru
  • SU41636A1 - Instrument for the examination of visual acuity : en ru
  • US1992724A - Buffer : en
  • US1992739A - Centrifugal casting : en
  • US1992765A - Thermostatic switch : en
  • PL21041B1 - Fuse for artillery shells. : en pl
  • US1992675A - Level : en
  • US1992728A - Curtain construction : en
  • AT140685B - Ventilation device for windows, doors or the like. : de en
  • AT140764B - Optical unit for copying partial color images from negatives on lenticular film and process for its application. : de en
  • CH175316A - Thread guide switching device for winding machines. : de en
  • PL20987B1 - Grinding tool for very hard alloys. : en pl
  • SU41685A1 - Method for processing waste solid alloys : en ru
  • SU41846A1 - Method of making autotype rasters : en ru
  • CH175297A - Pillow. : de en
  • CH175322A - Device for sizing running yarns. : de en
  • DE610120C - Conveyor device for normalizing ovens : de en
  • CH175543A - Process for the preparation of 1-methyl-3-N- (γ-ethoxy-B-oxypropyl) -n-butylaminobenzene. : de en
  • US1992922A - Electric switch : en
  • SU41812A1 - Conductor for drilling the piston pin bore : en ru
  • US1992205A - Method for treating magnesium articles : en
  • AT140747B - Concrete base for wooden poles. : de en
  • GB424964A - Improvements relating to the provision of zinc battery cans with plug sockets : en
  • CA348394A - Lawn table : en fr
  • CH175282A - Installation for heating, cooling and ventilating a room intended to be provided with seats, in particular a vehicle. : en fr
  • FR777640A - Graphite oleoemulsion : en fr
  • CH175270A - Heating equipment, in particular for cold frames. : de en
  • CH175401A - Watch movement. : en fr
  • CA348370A - Closure : en fr
  • CA348460A - Shot gun cartridge : en fr
  • US1992268A - Acoustic device : en
  • US1992721A - Valve mechanism for internal combustion engines : en
  • CH175565A - Encapsulated chiller for industrial systems. : de en
  • SU41982A1 - Electric starter for internal combustion : en ru
  • AT140750B - Electrical resistance or potentiometer and method of making resistive grounds for such resistors. : de en
  • US1992388A - Hair waving heater : en
  • US1992455A - Liquid level gauge : en
  • DE609679C - Method and device for tying filled bags : de en
  • FR777797A - Wheeled saddle animal : en fr
  • AT140811B - Well pump. : de en
  • CH175454A - Induction apparatus. : de en
  • SU41550A1 - A device for moving a mine wagon by an endless rope : en ru
  • US1992429A - Wagon hitch for implements : en
  • CH175357A - Process for the preparation of an o-amidoazo dye. : de en
  • CH175410A - Glue furnace. : de en
  • CA348396A - Teapot mould : en fr
  • US1992171A - Locomotive engine : en
  • US1992572A - Process for producing sulphates and sulphur : en
  • CA348519A - Enzyme preparation : en fr
  • PL20904B1 - Sound film and the method of its execution : en pl
  • SU41498A1 - Bristle straightening machine : en ru
  • FR777735A - evaporator for central heating : en fr
  • FR777809A - Zig-Zag Stitch Sewing Machine : en fr
  • US1992890A - Liquid-circulating means : en
  • USD94705S - Design for a spinning top : en
  • GB424722A - Improvements in or relating to wheel barrows : en
  • GB425286A - Improvements in or relating to pressure gauges : en
  • FR777788A - Device for periodically interrupting the current in one or more electrical circuits : en fr
  • GB424613A - Improvements relating to pyrophoric lighters : en
  • FR777725A - Disc clutch : en fr
  • GB424746A - Improvements in and relating to magnetic materials : en
  • FR777645A - Improvements to electrical signaling devices with flashing lights : en fr
  • FR777780A - Welding electrodes : en fr
  • GB424829A - Improvements relating to gloves and the like : en
  • CA348521A - Radio telegraph system : en fr
  • BE407323A - : en fr
  • CH175511A - Kötzerspulmaschine. : de en
  • FR777626A - New bell for headgear, its manufacturing process and resulting hats : en fr
  • CH175437A - Spark plug for explosion engines. : en fr
  • US1992167A - Process for the manufacture of phenols from alkali arylsulphonates : en
  • US1992361A - Cooling rack : en
  • US1992842A - Control for absorption refrigerating apparatus : en
  • SU41870A1 - Device for heating the diver under water : en ru
  • PL21006B1 - Self-luminous device that gives bright and long-lasting light. : en pl
  • SU41758A1 - Device for counting the produced products and sorting them by weight : en ru
  • GB424812A - Improvements in or relating to washing machines : en
  • CH175432A - Method for regulating the output of centrifugal machines, in particular steam or gas turbines. : de en
  • SU41657A1 - Vegetable cutting machine, etc. : en ru
  • SU41819A1 - Method of joining metal structures : en ru
  • DE609963C - Device for setting the image lines on cinema projectors : de en
  • PL21016B1 - Liquid fuel burner. : en pl
  • US1992475A - Football strategy and game apparatus : en
  • US1992812A - Work rotating apparatus : en
  • CA348474A - Ethyl ether preservation : en fr
  • CA348487A - Chlorinated rubber product : en fr
  • FR777738A - Internal combustion engine with injection in which the piston, towards the end of compression, separates a chamber from the combustion chamber : en fr
  • SU41499A1 - Combined coke oven : en ru
  • USD94688S - Design for a spoon ob other article : en
  • SU41803A1 - Roller bearing for crankshaft and transmission shafts : en ru
  • US1992774A - Alternating current transmission system such as telephone systems incorporating echosuppressors : en
  • CA348423A - Liquid delivering device : en fr
  • DK49937C - Procedure for the production of enamels with a white, complete or partial opacity. : da en
  • CH175516A - Process for the production of a polynuclear, partially hydrogenated ring compound. : de en
  • SU41753A1 - Training collapsible model of the pyramid : en ru
  • SU41675A1 - The method of cleaning the gasket fabric from adhering to her rubber : en ru
  • US1992213A - Method of preparing soles : en
  • US1992252A - Speedometer : en
  • DE610062C - Method for fastening cables in a through hole of carbon bristles by soldering : de en
  • DE609827C - Device driven by the drive motor for lifting the ends of the track guide frame of motor vehicles : de en
  • DE609920C - Disc roller grate : de en
  • ES3402U - Splice for belts (Machine-translation by Google Translate, not legally binding) : en es
  • FR777880A - Improvement in double-acting automatic adjustment devices for motion transmissions, more particularly applicable to brake control mechanisms : en fr
  • ES136510A3 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB424610A - Improvements in and relating to electron discharge devices : en
  • FR777741A - Improvements in jars, cartons and other containers made of paper or similar material : en fr
  • GB424690A - Improvements in or relating to cathode ray tubes : en
  • US1992919A - Mine car : en
  • US1992746A - Hydraulic control for rotary drills : en
  • FR777663A - Process for the manufacture of condensation products from urea, formaldehyde and hexamethylenetetramine, or combinations acting as hexamethylenetetramine : en fr
  • US1992892A - Blouse and slip combination : en
  • SU41909A1 - The method of fastening hoops on the barrel : en ru
  • US1992426A - Spray gun : en
  • US1992625A - Frequency controlling system : en
  • US1992868A - Automatic locking car seal : en
  • SU41871A1 - Rowing paddle : en ru
  • US1992875A - Liquid seal vent : en
  • CH175492A - Paravent to be used as a garden shed, bathing cabin, etc. : de en
  • GB424959A - Improvements in or relating to washing or laundering processes and compositions therefor : en
  • SU41963A1 - The method of cleaning cracking gasoline : en ru
  • CH175498A - Rim for pneumatic tires with rigid beads. : en fr
  • PL20943B1 - A method of electric enrichment of potassium salts. : en pl
  • PL21034B1 - Three-way valve for compressed air brakes, especially for high-speed trains. : en pl
  • SU41495A1 - Press tool : en ru
  • US1992326A - Remotely controlled radio receiving system : en
  • AU1676334A - Process forthe preparation of cream : en
  • CH175487A - Image throwing device for projecting an image in a variable size. : de en
  • CH175513A - Control device for electric knitting machine drives. : de en
  • ES3403U - Pagaya float for nautical support. (Machine-translation by Google Translate, not legally binding) : en es
  • GB424651A - Improvements in covers or cases for water-bottles : en
  • DE609886C - Welded sheet metal support : de en
  • CH175421A - Bearing shell for high bearing pressure, in particular rolling mill bearing shell. : de en
  • GB424825A - Improvements relating to machines for breaking coal or other friable material : en
  • AT140716B - Process for removing suspended particles of iron and similar impurities from high-percentage magnesium alloys. : de en
  • SU41977A1 - Recording device : en ru
  • US1992197A - Method and apparatus for a multiple course radiobeacon : en
  • US1992358A - Acetylene generator : en
  • ES3412U - A new model of security lock (Machine-translation by Google Translate, not legally binding) : en es
  • FR777634A - Metal armor for electric cables : en fr
  • SU41744A1 - Machine counting : en ru
  • US1992523A - Vanity box : en
  • GB424643A - Improvements in direct-fired oil heaters : en
  • CH175268A - Process for preserving green fodder. : de en
  • FR777672A - Chocolate truffles giving a feeling of cold : en fr
  • FR777807A - Armchair convertible into chaise-longue : en fr
  • DE610048C - Breathing insert for gas masks : de en
  • FR777730A - Cycle and motorcycle handlebar system and manufacturing process : en fr
  • SU41667A1 - a door : en ru
  • US1992758A - Gutter hanger : en
  • FR777844A - Apparatus for the purification, immediate deodorization and filtering of water for domestic use : en fr
  • CH175332A - Device for peeling and polishing all kinds of grains and pulses. : de en
  • CH175372A - Hydraulic press for embossing stereotype matrices. : de en
  • CH175475A - Machine for counting coins or other similar bodies and ordering such bodies in series of rolls. : en it
  • SU41647A1 - Apparatus for imposing artificial pneumothorax : en ru
  • SU41768A1 - Se lka : en ru
  • US1992168A - Mop clamp : en
  • GB424674A - Improvements in reversible sliding sash windows : en
  • SU41799A1 - Device for strengthening sheet metal axle pressing : en ru
  • SU41898A1 - The way to make Portland cement lighter color : en ru
  • US1992180A - Composition of matter and method of producing the same : en
  • FR777650A - Improvements to devices for cooking tapioca and other starchy substances : en fr
  • DE610088C - Theft-proof valuables : de en
  • ES3398U - Hygienic and prophylactic protector. (Machine-translation by Google Translate, not legally binding) : en es
  • FR777787A - Improvements to rubber-based compositions and to the rubber preservation process : en fr
  • SU41970A1 - The method of preparation of the precipitation bath for the production of viscose silk : en ru
  • US1992742A - Ball mill : en
  • US1992898A - Transmission : en
  • FR777618A - Improvements in the manufacture of miners' wicks : en fr
  • USD94695S - Design fob a condiment holder : en
  • CA348409A - Churn : en fr
  • PL20911B1 - Foldable ironing table. : en pl
  • USD94719S - Design for a front plate for a coin : en
  • ES3132U - Spiral spring tensioner for securing the skis. (Machine-translation by Google Translate, not legally binding) : en es
  • US1992749A - Cigarette rod former and compressor : en
  • US1992551A - Railway switch operating apparatus : en
  • AT140802B - Connection for reinforcement inserts, which consist of two or more iron rods twisted together, and process for their manufacture. : de en
  • DE610084C - Key operated electric musical instrument : de en
  • GB424809A - Improvements in and relating to bottle crates : en
  • GB424810A - Method of testing current transformers : en
  • DE610114C - Process for the manufacture of containers in the shape of a spherical rod : de en
  • SU41767A1 - Cable cut rod : en ru
  • US1992234A - Apparatus for cleaning phonograph records : en
  • US1992241A - Machine for centrifugal casting : en
  • US1992682A - Tapered roller bearing : en
  • US1992376A - Method for the manufacture of construction columns : en
  • US1992610A - Electromagnetic relay : en
  • SU41727A1 - Rod Extensometer : en ru
  • US1992385A - Calendar case : en
  • SU41501A1 - Furnace for low-temperature distillation of combustible : en ru
  • DE609852C - Machine for the production of window envelopes : de en
  • FR777889A - Device for the automatic sale of newspapers, books and other flat objects : en fr
  • US1992236A - Setting tool : en
  • DE609937C - Screwless rail fastening on rib washer plates : de en
  • SU41535A1 - Method of processing apatite : en ru
  • US1992777A - Lamp shade : en
  • DE609872C - Magnetic modulator : de en
  • PL20950B1 - Military rifle. : en pl
  • PL21038B1 - Thermal insulation and gas filling of insulation elements. : en pl
  • CH175394A - Cathode ray oscilloscope with intermittently applied cathode voltage. : de en
  • DE610005C - Heat-resistant coils and windings : de en
  • FR777794A - Guide for probes, pastes, or nerve pullers, for work in dental canals in treatment : en fr
  • AT140660B - Operating table. : de en
  • AT140665B - Electric discharge tube. : de en
  • PL21013B1 - A method of producing webs or sheets consisting of fibrous material and carbamide-aldehyde condensation products. : en pl
  • US1992704A - Process of, and apparatus for, treating cement and similar materials : en
  • US1992736A - Cigarette machine paster : en
  • US1992780A - Electric indicating and recording instrument : en
  • USD94653S - Design for a shoe : en
  • AT140812B - Bolt. : de en
  • AU1908134A - Improvements in and relating to polyphase AC. electricity meters : en
  • CH175406A - Electric band saw soldering machine. : de en
  • DE609976C - Process for the production of a watertight construction pit enclosure : de en
  • CA348537A - Thread production : en fr
  • DE609617C - Process for the preparation of cyanaryl-m- and -p-thioglycolic acids : de en
  • DE609773C - Coupling for motor vehicles : de en
  • DE609834C - Device for aligning and turning prepared tobacco leaves or the like. : de en
  • GB424777A - Improvements in spray guns : en
  • AT140732B - Electrode, in particular for the purposes of short-wave therapy and processes for their manufacture : de en
  • GB424658A - Improvements in or relating to screw propellers : en
  • FR777632A - Method and apparatus for the centrifugal force distribution of road paving products and other liquid or semi-liquid materials : en fr
  • AT140699B - Magnetic bodies, in particular for high frequency purposes. : de en
  • CH175287A - Manufacturing process of seamless waterproof coatings for all types of constructions. : en fr
  • DE609632C - Arrangement for supplying commutatorless AC motors using grid-controlled discharge vessels from an AC network : de en
  • CH175436A - Switching device for the glow plugs and the starter of heavy oil engines, especially those for vehicles. : de en
  • US1992184A - Package : en
  • US1992275A - Curtain stretching and impaling device : en
  • US1992316A - Nut blank machine : en
  • AT140797B - Method and device for closing cardboard containers and. Like. And containers produced by this method. : de en
  • SU41851A1 - Method and device for making color raster film : en ru
  • US1992789A - Water heater : en