• AU102583B2 - Improvements in or relating to hydraulic power transmissions : en
  • DE653629C - Method of treating tea leaves for extraction : de en
  • CA370281A - Self-priming pump : en fr
  • PL25701B1 - Self-tensioning bearing to crank pins. : en pl
  • US2100727A - Motor control system : en
  • FR821353A - Improvements to machine guns and small automatic weapons : en fr
  • FR821389A - Device to defend the passage of wingless insects towards an object and capture them : en fr
  • GB475901A - Improvements in or relating to analysing mechanism for statistical card sorting machines : en
  • GB476187A - Improvements in and relating to thermionic power valves : en
  • US2100375A - Gain control : en
  • US2100633A - Marcel iron : en
  • CA370217A - Hydrocarbon processing : en fr
  • GB475920A - Improvements relating to "fronts" for personal wear : en
  • CA370292A - Automobile body lifting cradle : en fr
  • SU51776A1 - Button sewing device : en ru
  • SU52085A1 - Method for producing methacrylic acid : en ru
  • AU135637A - Improvements in aluminium alloys andthe production thereof : en
  • US2100961A - Rail bender : en
  • PL25674B1 - Machine for making foldable boxes or boxes. : en pl
  • FR821431A - Method and installation for coupling electric generators : en fr
  • US2100830A - Surface covering : en
  • GB475974A - Improvements in or relating to electrically operated hand-tools : en
  • US2100825A - Clothespin : en
  • USD107260S - Design fob a shoe ob similar article : en
  • FR821236A - Rims for vehicle wheels and their manufacture : en fr
  • FR821324A - Improvements in electromagnetic machines and devices and their manufacturing processes : en fr
  • SU50990A1 - The method of obtaining acid-containing organic compounds : en ru
  • SU52218A1 - Drive to a falling hammer with a woman, lifted using a belt : en ru
  • US2100525A - Piston : en
  • US2100759A - Leveling beam for horizontal chamber ovens : en
  • SU52153A1 - Device for automatic start of asynchronous motor : en ru
  • US2100498A - Signal control circuits : en
  • US2100762A - Coking retort oven : en
  • AU96337A - Improvements in the construction of retorts or chambers for the carbonisation of coal : en
  • CH194349A - Process for the preparation of a new derivative of an azo dye. : de en
  • AU487236A - Means for and method of determining the locality and / or nature of mechanical defects in mechanism : en
  • FR821256A - Variable pitch propeller in flight by hydraulic transmission : en fr
  • FR821347A - Propeller for aircraft or the like : en fr
  • SU51124A1 - Gas relay : en ru
  • US2100347A - Woven brake lining, yarn, and process for making same : en
  • US2100986A - Body molding garment : en
  • US2100464A - Friction clutch : en
  • US2100840A - Motor vehicle licensing system and tag therefor : en
  • DE653606C - Mixing tubes : de en
  • DE653800C - Method and device for the production of hollow rubber bodies : de en
  • GB476090A - Improvements in or relating to electric discharge tubes : en
  • US2100696A - Necktie : en
  • SU51005A1 - A device for controlling the installation of round-stocking dies : en ru
  • PL25632B1 - A method of increasing the resistance of fabrics to the city. : en pl
  • US2100802A - Film stretching device : en
  • CH194275A - Safety shut-off device for gas pipes. : de en
  • US2100346A - Intaglio printing elements and method of producing the same : en
  • US2100826A - Water closet : en
  • FR821366A - Repeating detonator for fixed optical signals : en fr
  • DE653625C - Cooling of aircraft engines with a hot cooling circuit : de en
  • USRE20561E - Method for curing rubber articles : en
  • CH194233A - Cutter bar drive on sheet metal shears. : de en
  • GB476217A - Improvements in or relating to resilient means for fastening rails to wooden sleepers : en
  • CA370278A - Tubular concrete beam : en fr
  • SU50742A1 - Device for ventilation and illumination of industrial plants : en ru
  • SU51718A1 - Upper chill mold for casting segments for tubings : en ru
  • FR821195A - Nestable twin beds : en fr
  • US2100927A - Continuous anode for electrolytic cells for the production of aluminum : en
  • US2100635A - Snap fastener : en
  • DE653614C - Wall protectors composed of panels, in particular tiles : de en
  • DE653857C - Method for operating internal combustion engines with a fuel mixture of generator gas and heavy oil : de en
  • US2100318A - Fuel injector pump : en
  • CH194117A - Mower. : de en
  • CH194206A - Copy material provided with a color grid. : de en
  • BE424198A - : en fr
  • US2100391A - Vitreous compositions or glasses : en
  • GR6983B - ΒΟΣΤΡΙΧΟΠΛΟΚΟΝ. : el en
  • FR821263A - Improvements to suitcases, trunks, crates and all travel and transport items : en fr
  • GB476004A - Improvements in radiator inlet valves : en
  • GB475914A - Improved apparatus for playing board games : en
  • GB476118A - Improvements in guards for presses and the like : en
  • DE653633C - Air heaters, in particular for vehicle heating : de en
  • SU52080A1 - Circular Saw Blade : en ru
  • US2100545A - Welding electrode : en
  • US2100867A - Air conditioning system : en
  • AU93937A - Improved parasiticidal compositions and their manufacture : en
  • GB475903A - Recording transients on electric power circuits and the like : en
  • SU51772A1 - Mixing loading station for locomotive equipment : en ru
  • SU51907A1 - The method of obtaining pink paint for porcelain and similar masses : en ru
  • AU102545B2 - Improvements in extensible pipe-joints for beer-lines andthe like : en
  • AU388936A - Improved means for boiling water : en
  • US2100362A - Clutch construction : en
  • US2100671A - Liquid circulation heating system : en
  • US2100800A - Grapple-fork : en
  • FR821346A - Communication device for railways : en fr
  • SU52260A1 - Burette : en ru
  • FR821179A - Device for distributing and grouping objects for shipment : en fr
  • GB476060A - Improvements in and relating to telescopic umbrella frames : en
  • AU102563B2 - Improvements inthe manufacture of collapsible gates : en
  • CH194240A - Filter attachment for cigarettes and cigars. : de en
  • CH194273A - Drop bracket controller for temperature control of ovens. : de en
  • SU51952A1 - Device for locking the loom of the weaving loom : en ru
  • US2100507A - Typographical slug casting machine : en
  • DE653663C - Autonomous route block : de en
  • GB476151A - Improvements in and relating to shortening creamer : en
  • AU526636A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • GB476307A - Improvements in or relating to thermally-operated temperaturelimiting devices : en
  • SU52219A1 - Spring loaded spring center : en ru
  • CH194306A - Method for producing traffic signs. : de en
  • CH194130A - Recover heat. : en fr
  • CH194372A - Process for the preparation of a quaternary ammonium compound. : de en
  • DE653711C - Calculating or accounting machine : de en
  • CA370316A - Vehicle brake : en fr
  • CH194308A - Paper roll device for the inscription of minutes and the display of advertising : en it
  • CH194208A - Changeable pencil. : de en
  • PL25638B1 - Base for stacking the holders, containing the stacked coins, and the associated holder. : en pl
  • CA370295A - Bricklayer's apparatus : en fr
  • CA370311A - Flexible spring support : en fr
  • AU102561B2 - Improvement in periodic voltage generator : en
  • GB476026A - Process for the conversion of hydrocarbon oils : en
  • AU483236A - Improvements in or relating to thermionic valve and like amplifiers : en
  • GB476092A - Improvements in vibrating propellers for boats or the like : en
  • DE653627C - Cap used to close the front end of pipe insulation : de en
  • DK53922C - Tor, collapsible gas container and method of its manufacture. : da en
  • GB476165A - Improvements in or relating to electrical calculating machines : en
  • SU51736A1 - Adaptation to the Lopushinsky device for admitting a mixture of steam and air into the steam inlet pipes with Trofimov system spools : en ru
  • SU52179A1 - Jet Test Device : en ru
  • SU54133A1 - Double bridge : en ru
  • GB476177A - Improvements in easy chairs and the like : en
  • CH194287A - Teleprinter. : de en
  • FR821184A - X-ray diffuser screen : en fr
  • FR821229A - Process and device for the low-temperature distillation of fuels in horizontal chamber furnaces : en fr
  • GB476012A - Improvements in and relating to drives for spinning buckets : en
  • DE653660C - Ice maker : de en
  • CA370213A - Vinyl resin : en fr
  • CH194225A - Method of manufacturing a wristwatch case with horns. : en fr
  • US2100309A - Returnable shipping container : en
  • US2100374A - Filtering assembly for respirators : en
  • US2100582A - Casket placer : en
  • FR821162A - Centrifugal force contactor : en fr
  • GB476075A - Improvements in or relating to insulated electric conductors : en
  • FR821400A - Improvements in paper manufacturing : en fr
  • GB475991A - Improvements in and relating to motor vehicle chassis : en
  • GB476228A - Device for testing insulators on live high-tension transmission systems : en
  • GB476294A - Improvements in evaporators of refrigerating apparatus : en
  • FR821220A - Heavy oil burner operating at very low pressures : en fr
  • GB475882A - Process for the manufacture of highly dispersed pigments : en
  • USD107218S - Design for a shoe : en
  • FR821226A - Camping facility : en fr
  • FR821339A - Alarm clock incorporating a device for blocking the ringing during and outside the wake-up period : en fr
  • GB476028A - Improvements in or relating to pouring spouts for jugs and like containers : en
  • US2100899A - Machine tool : en
  • CH194252A - Muscle power transmission device. : de en
  • AU102536B2 - Glass articles and method of making thesame : en
  • CH194259A - Electrical plug that can be converted into a coupling socket. : de en
  • DE653727C - Process for the production of permanent magnets from iron-nickel-aluminum alloys : de en
  • US2100424A - Wall or floor structure and securing means : en
  • DE1422364U - : de en
  • US2100760A - Method and apparatus for feeding thermoplastic material : en
  • PL25686B3 - A camera for miniature photos on a normal film strip. : en pl
  • SU51968A1 - Spun brake for spinning wool : en ru
  • PL25623B1 - A method of processing continuous threads directly in the strand, consisting of short lengths of thread, and an apparatus for carrying out the method. : en pl
  • PL25656B1 - A method for spraying liquid fuel and an apparatus for carrying out the method. : en pl
  • DE653578C - Powder for pressure welding high speed steel : de en
  • DE653724C - Equipment for the production of artificial ice surfaces : de en
  • SU52296A1 - Swivel rack for railway platform : en ru
  • US2100585A - Belt conveyer : en
  • US2100607A - Convertible coach and sleeper : en
  • US2100950A - Deflector means for toilet mechanisms : en
  • USD107210S - Design fob a combination vending : en
  • US2100531A - Mixed chloro-fluoro anthraquinone acridones : en
  • US2100577A - Method and apparatus for making relatively long lengths of latex sheeting : en
  • CA370275A - Wheel gauge : en fr
  • CH194357A - Process for the preparation of a water-insoluble azo dye. : de en
  • SU51807A1 - Bicycle lock : en ru
  • DE1422593U - : de en
  • US2100782A - Skylight : en
  • BE424217A - : en
  • US2100815A - Cutting device for buttonhole-or other sewing machines : en
  • CH194242A - Pipe connection. : de en
  • PL25651B3 - A method of producing aluminum hydroxide from ash left over from the burning of waste products in hard coal mines. : en pl
  • SU52210A1 - A device for rotating blades of an impeller of water turbines like a Kaplan turbine : en ru
  • SU51861A1 - The method of forming high-refractory t gley and other vessels : en ru
  • GB475966A - Dyeing of furs, pelts and hair and new dyestuffs therefor : en
  • SU51413A1 - Element of the superheater type "Elesko" : en ru
  • SU53522A1 - Method of making cadmium electrode for alkaline batteries : en ru
  • US2100462A - Hydraulic wheel cylinder brake : en
  • US2100587A - Apparatus for coating the interior of tubing and the like : en
  • US2100780A - Abrading device : en
  • CA370235A - Phthalic acid condensation product : en fr
  • AU102510B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • CH194338A - Welding blade. : de en
  • DE653832C - Process for the production of a beer coloring agent : de en
  • CH194330A - Device for automatic control of a railway signal dominating a track section. : de en
  • FR821164A - Dust protection sleeve, for universal joints : en fr
  • FR821421A - Improved process for giving smooth surfaces to metals and metal parts by annealing them to restore their ductility : en fr
  • GB475883A - Improvements in or relating to sliding windows : en
  • US2100724A - Screw threading die : en
  • GB476018A - Improvements in or relating to thermionic valve circuits : en
  • FR821282A - negative electrode for alkaline batteries : en fr
  • US2100513A - Vise : en
  • SU53962A1 - Device for continuous cleaning of the card headset : en ru
  • FR821230A - Repeater watch : en fr
  • US2100949A - Rock drill hole cleansing means : en
  • USD107284S - Manicuring implement : en
  • SU50322A1 - Method for automatic adjustment of cutting speed of metal-cutting machine tools depending on tool life : en ru
  • US2100634A - Apparatus for projecting pictures in relief : en
  • SU53586A1 - Ejector multi-jet barrel for air mechanical foam : en ru
  • US2101011A - Fare receptacle : en
  • FR821288A - Device for adjusting the supply speed of internal combustion engines : en fr
  • GB476227A - Improvements in and relating to the propulsion of rockets : en
  • US2100325A - Pressure fluid motor : en
  • US2100593A - Process of preparing a substance increasing the blood pressure : en
  • CH194173A - Adjustable button fastening for buckle shoes. : de en
  • GB476077A - Improvements in or relating to rail joints : en
  • AU480236A - Improvements in telephone or like systems : en
  • CA370302A - Curling and crimping device : en fr
  • DE653709C - Slow running relay self-breaker : de en
  • DK53946C - Capsule closure. : da en
  • GB476799A - Improvements in or relating to electric signal transmission systems : en
  • SU52301A1 - Elastic arc for carding machines : en ru
  • US2100773A - Container : en
  • US2100937A - Ash remover : en
  • GB476173A - Process for stabilising asphalt : en
  • CH194278A - Electric miniature light bulb with a pearl base. : de en
  • CH194355A - Process for the preparation of a water-insoluble azo dye. : de en
  • GB475948A - Process for the manufacture of barbituric acid compounds : en
  • GB476053A - Improvements relating to window operating mechanisms : en
  • DK53950C - Nozzle for Footwear Adhesives. : da en
  • DE1424547U - : de en
  • FR821275A - New azo dyes, intermediate products which can be used for their preparation, and processes for obtaining these dyes and these products : en fr
  • FR821376A - Water-soluble dyes and method for preparing these dyes : en fr
  • GB476102A - Improvements in or relating to apparatus for steaming, smoothing and shrinking webs of textile material : en
  • GB476617A - Improvements in or relating to electric condensers : en
  • GB476078A - Improvements in or relating to the playing back of records : en
  • US2100752A - Merchandising machine and apparatus : en
  • US2100847A - Die structure : en
  • CA370239A - Roof covering material : en fr
  • US2100340A - Buffing wheel : en
  • US2100382A - Weaving device : en
  • US2100982A - Device for blacking sights of weapons : en
  • DK53958C - Plant for Extraction of Sugar. : da en
  • GB476000A - Vehicle suspension systems : en
  • FR821435A - Improvement to heads for trolley pole : en fr
  • CA370273A - Wear resisting alloy surface : en fr
  • US2100818A - Glass doorknob : en
  • CH194156A - Device on children's beds with foldable side walls to lock the latter in the unfolded position. : de en
  • SU52044A1 - Device for turning and folding erasers : en ru
  • PL25670B1 - The method of obtaining pure mixture of carbon monoxide and hydrogen. : en pl
  • SU52041A1 - Coke oven door self sealing : en ru
  • DE653798C - Method and device for plastering the inner wall of chimneys : de en
  • DK53953C - Affutage for Firearms. : da en
  • DE653732C - Electrically powered submersible pump set for use in salt water : de en
  • US2100404A - Fluid transmission : en
  • US2100903A - Hatch frame construction for car roofs : en
  • GB475913A - Improvements in the manufacture and production of vat dyestuffs : en
  • CH194149A - Device for removing the fat sheen on worn clothing. : de en
  • FR821402A - Radiator cover : en fr
  • GB476155A - Improvements in electric condensers : en
  • CH194299A - Circuit arrangement with a hot cathode tube and connected oscillating circuit. : de en
  • FR821178A - Swiveling crane : en fr
  • US2100521A - Ice can with integral air tube : en
  • DE653871C - Method of bleaching flour in dough : de en
  • GB475897A - Apparatus for removing selvedge edges from textile fabrics in the piece : en
  • GB476011A - Disengageable means for stop turning on lathes : en
  • GR6973B - MECHANICAL PRECISION STATER. : el en
  • FR821341A - Water purification and residue destruction facility : en fr
  • FR821448A - Gas stove with articulated legs : en fr
  • GB475922A - Improvements in or relating to machines for cutting, embossing and printing sheets of paper and cardboard : en
  • FR821224A - Process for manufacturing stop-stitch knitwear on rectilinear picking looms : en fr
  • GB476017A - Improvements in or relating to life saving floats : en
  • GR6985B - METHOD OF CONSTRUCTION OF LIGHT STEEL SUSPENSES. : el en
  • GB475995A - Improvements in or relating to picture transmitting devices for television purposes : en
  • GB476146A - Improvements in or relating to rubber-faced paving blocks for roads, pavements and the like : en
  • GB475889A - Improvements in and relating to the impregnation of metallic castings and other metallic objects : en
  • DE653679C - Overstocking without forefoot for leg bandages : de en
  • US2100459A - Jigging machine for concentrating ores and other materials : en
  • SU51514A1 - Plant Transplant Device : en ru
  • US2100483A - Stacking drum : en
  • US2100514A - Sliding cheek piece for guns : en
  • US2100678A - Power take-off attachment for motor vehicles : en
  • US2100529A - Mail pouch catcher : en
  • FR821302A - Device for high frequency signals : en fr
  • GB476303A - An improved device for the testing of the electrical circuit of a power driven vehicle : en
  • CH194301A - Television broadcast method and arrangement for performing the same. : de en
  • CA370282A - Mineral flotation : en fr
  • SU51540A1 - A method of making sieve rods for electric resistance furnaces : en ru
  • US2100504A - Restricted flow refrigerant feeding device : en
  • FR821196A - Device for fixing any objects to the exterior of a closed car : en fr
  • DE653819C - Pusher connection by means of an axial longitudinal screw holding the two door pusher together : de en
  • US2101000A - Duplicator : en
  • USD107262S - Design for a smoker s ash stand : en
  • US2100324A - Rock drill rotation means : en
  • SU50880A1 - Automatic lift : en ru
  • SU52214A1 - Adaptation to folding and carding machines for transferring the ribbon from the filled pelvis to the empty : en ru
  • US2100957A - Metal building structure : en
  • USD107267S - Design for a button : en
  • SU51293A1 - Clamping attachment to the machine with a vertical spindle for boring axial bearings of locomotives : en ru
  • SU51690A1 - Floor Planner : en ru
  • FR821215A - Working process and its implementation to achieve the rational combing of flax and in general of all long fibers : en fr
  • US2100611A - Mechanism for the automatic selection and operation of flat knitting machine thread carrier bars : en
  • US2100924A - Conveyer : en
  • USD107306S - Design for a dress : en
  • US2100559A - Outboard motor : en
  • US2100855A - Oil applicator : en
  • US2100342A - Nozzle for extruding machines : en
  • US2100588A - Manufacture of wool-like artificial fibers : en
  • CA370249A - Bran food : en fr
  • FR821210A - Manufacturing process of cylinders and liners of internal combustion or internal combustion engines : en fr
  • FR821361A - Bottom-loading hearth enhancements for Lancashire or other boilers with cylindrical flues : en fr
  • DE1422591U - : de en
  • FR821175A - Shoe sewing machine : en fr
  • GB475919A - Improvements in and relating to cleanable sieves : en
  • US2100739A - Container machine : en
  • US2100845A - Product for increasing the slip of textile materials : en
  • USD107264S - Design for a watch bracelet : en
  • FR821348A - Cigarette lighter : en fr
  • GB476296A - Improvements in and relating to boiler and like furnaces : en
  • US2100973A - Internal brake : en
  • FR821233A - Lever gravimeter : en fr
  • GB476192A - Improvements relating to terminal boxes for electrical heating devices for cooking stoves : en
  • AU102584B2 - Improvements in or relating to moulding machines for glassware or other articles made from molten material which sets on cooling : en
  • US2100519A - Bag and like tubing machine : en
  • AU102553B2 - Improvements in or relating to thermionic valve and like amplifiers : en
  • FR821285A - dual voltage equipment for electric train lighting : en fr
  • FR821153A - Starting device for internal combustion engines, in particular for diesel injection engines : en fr
  • GB475967A - Improvements relating to packings for joints : en
  • FR821436A - Improvements to manufacturing processes for everyday objects obtained with mixed carbides : en fr
  • GB476005A - Improvements in and relating to air rifles : en
  • GB476190A - Improvements in or relating to mercury vapour electric discharge lamps : en
  • AU458036A - Burner for hydrocarbon gases : en
  • AU125837A - Improvements in or relating to resilient means. for fastening rails to wooden sleepers : en
  • FR821345A - Process for making pure, unfelted fibrous material, in particular cellulosic material : en fr
  • FR821447A - Plastic base, perforated with a single hole, serving as a housing for any button in various fabrics : en fr
  • GB475993A - A process for the preparation of fertilisers containing citrate-soluble phosphate : en
  • US2100993A - Process for preparing esters and products : en
  • USD107245S - Design fob a shoe or similar article : en
  • USD107270S - Design for an air heater unit : en
  • SU51946A1 - Safety device for presses : en ru
  • SU52071A1 - Alluvial method of building earth dams : en ru
  • SU53258A1 - Method for reducing water-cement factor of cement mortars and concretes : en ru
  • US2100537A - Ferrous metal : en
  • US2100565A - Automatic change speed transmission : en
  • AU509636A - Multipactor oscillator : en
  • CA370245A - Photo-composing machine : en fr
  • SU53378A1 - Phase shifter : en ru
  • AU434836A - An improved device forthe retention and release of water in cisterns : en
  • AU538336A - Improvements in tubular electric incandescent lamps : en
  • SU51115A1 - The method of assembling shoes from rubberized materials : en ru
  • US2100370A - Vulcanization of rubber : en
  • US2100921A - Storage battery : en
  • DE653702C - Mallock with several tumblers that can be adjusted with push buttons : de en
  • SU51461A1 - Upholstery mattress : en ru
  • SU51967A1 - A device for releasing water into a caisson chamber from a chamber located above the ceiling of the caisson : en ru
  • SU52105A1 - Apparatus for testing nets and breaks : en ru
  • US2100834A - Air conditioning system : en
  • FR821191A - Braking system with thermal energy recovery, more particularly for railway trains : en fr
  • FR821240A - Handheld device for presenting photographs : en fr
  • FR821222A - Stretch shape for hats : en fr
  • PL25688B1 - Gas mask. : en pl
  • CH194169A - Device for treating textile goods, in particular stockings, drawn onto moving forms. : de en
  • DE653645C - Discharge vessel : de en
  • DE653675C - Process for the production of sulfur dyes : de en
  • DE653751C - Air compressor : de en
  • DE653797C - Device used to paste and stick wallpaper strips to the wall : de en
  • GB476175A - Improvements in or relating to fasteners for belts for transmitting power or for conveying purposes : en
  • CH194359A - Process for the preparation of an azo dye. : de en
  • GB475999A - Improvements in devices for effecting image analysis applicable to television : en
  • GB476216A - Improvements in or relating to the treatment of asbestos cement products : en
  • PL25622B1 - Method for the exchange and removal of dissolved substances from a liquid. : en pl
  • US2100872A - Visor construction : en
  • GB476049A - Improvements in apparatus for delivering measured quantities of granular and like materials : en
  • PL25640B1 - Device for ventilation of rubble goods, especially in warehouses, storehouses, etc. : en pl
  • US2100817A - Apron : en
  • US2100831A - Traffic control system : en
  • DE653642C - Loading device for drifting : de en
  • GB475921A - Improvements in and relating to road vehicle bodies : en
  • AU489836A - Method of and means for generating synchronisation impulses in television transmission arrangements with braun tubes : en
  • FR821213A - Automatic dispenser for liquids, especially petrol and oil : en fr
  • DE653750C - Stabilizing device for motor vehicles : de en
  • US2100710A - Grain elevator alarm switch : en
  • DE653780C - Container for a pressurized liquefied gas : de en
  • US2100544A - Spring structure : en
  • US2100779A - Latch for safety hooks : en
  • FR821152A - Liquid fuel burner : en fr
  • GB476047A - Improvements relating to automatic slack adjusters for brakes : en
  • US2100636A - Container : en
  • US2100647A - Pen : en
  • FR821333A - Coal sinter and its manufacturing process : en fr
  • US2100745A - Motor operated feed control : en
  • US2100891A - Method of drawing fibrous thermoplastic sheet material : en
  • FR821387A - Water washable playing cards : en fr
  • FR821237A - Device for controlling the running number in cash registers, calculating or accounting machines, or similar machines : en fr
  • FR821397A - Exhaust gas treatment process : en fr
  • AU102585B2 - Improvements in or relating to spring seats or upholstery : en
  • CH194164A - Closure cap for bottles or similar containers. : de en
  • FR821243A - Stencil unblocking machine : en fr
  • FR821405A - New brazing processes, for frames of bicycles, motorcycles or others : en fr
  • DE653763C - Angular shear tape holder : de en
  • DE653788C - High voltage liquid fuse with tear spring : de en
  • SU53358A1 - Apparatus for measuring the time elapsed between sending a sound signal and receiving echoes for echo sounders and sound altimeters : en ru
  • DE653704C - Device for dosing reagents for water softening systems : de en
  • FR821337A - High throughput sorter for wheat separation and other applications : en fr
  • FR821296A - Telegraph installations : en fr
  • GB476062A - Improvements in and relating to joint and coupling devices for pipes and the like : en
  • GB476156A - Improvements in or relating to furnaces : en
  • FR821308A - Process for deacidifying water or aqueous solutions and filter beds for the implementation thereof : en fr
  • FR821392A - Improvements to bobbin regulators for loom shuttles : en fr
  • GB476016A - Improvements in and connected with vertical steam boilers : en
  • CA370277A - Fire alarm system : en fr
  • CH194356A - Process for the preparation of a water-insoluble azo dye. : de en
  • CH194309A - Apparatus for advertising. : en fr
  • GB475963A - Control mechanism for electric motors : en
  • US2100911A - Autographic register : en
  • CH194373A - Armored insert for pneumatic tires. : de en
  • PL25720B1 - Device of oblique spindles in a double thread machine. : en pl
  • FR821407A - Improvements to locking systems by wedging : en fr
  • DE653742C - Cell construction body made of interlocking multi-wall sheets made of foldable material : de en
  • SU51900A1 - Method of gasification of combustible in dual water gas : en ru
  • US2100749A - Circuit breaker : en
  • US2100699A - Shingle : en
  • US2100947A - Step joint : en
  • DE653735C - Circular knitting machine with Umlaendfuehrern for patterning while smooth knitting : de en
  • US2100685A - Lubricating composition : en
  • US2100897A - Locking system : en
  • US2100989A - Twine holder : en
  • CH194196A - Process for the production of soot low in impurities with simultaneous formation of hydrogen BEZW. hydrogen containing gases. : de en
  • US2100801A - Air-flow ventilator : en
  • US2100835A - Flexible tube : en
  • US2100963A - Artificial lure : en
  • US2100473A - Hinge : en
  • US2100960A - Combination dentifrice dispenser and toothbrush holder : en
  • AU102524B2 - Improvements in or relating tothe distillation of solid carbonaceous materials and apparatus therefor : en
  • FR821318A - Manufacturing process for products containing silicon : en fr
  • US2100403A - Display device : en
  • CH194344A - Process for the preparation of a polyazo dye. : de en
  • US2100468A - Catalytic hydrogenation jdf alkyl : en
  • US2100714A - Rubber composition and method of making the same : en
  • DK53949C - Punching iron. : da en
  • GB476384A - Improvements in and relating to sliding folding windows and the like : en
  • FR821246A - Method and device for electric arc welding : en fr
  • GB476160A - Apparatus for obtaining variable speed reduction : en
  • GB476309A - Method of and apparatus for closing the inlets of tanks : en
  • US2100478A - Full-circle tire retreading vulcanizer : en
  • US2100551A - Radiator cover clip : en
  • FI17825A - Förfaringssätt vid kontinuerlig framställning av skum, speciellt för eldsläckningsändamål : en fi
  • GB475944A - Improvements in and relating to means for suspending electric cables from messenger wires : en
  • PL25636B1 - A method of refining raw engine fuels. : en pl
  • DE653698C - Braking device for motor vehicles : de en
  • DE653842C - Device for controlling remote moving organs or for reporting the position of these organs to one or more monitoring stations : de en
  • GB475888A - Pulverising and drying device : en
  • GB475994A - Manufacture of indigoid vat dyestuffs : en
  • GB476015A - Improvements in methods of and apparatus for the decomposition of gaseous mixtures by liquefaction and rectification : en
  • GB476139A - Improvements in or relating to buckles for shoes and the like : en
  • US2100506A - Printer's miter gauge : en
  • GB476100A - Improvements in motor vehicles : en
  • GB476174A - Improvements in and relating to systems of electric motor control : en
  • US2100639A - Portable oven for drying cable conductors : en
  • USRE20565E - Combined clutch and brake control : en
  • GB476222A - Guiding means for turbo-machines : en
  • FR821166A - Flexible welding stick intended in particular for automatic welding and method for manufacturing it : en fr
  • SU53505A1 - Radio receiver : en ru
  • DE653676C - Boiler system, especially for ships : de en
  • GB476014A - Improvements in and relating to additional fuel-supply diaphragm pumps for carburettors : en
  • GB476059A - Detachable table for motor-cars : en
  • FR821262A - Rapid evacuation process of dense stagnant gases and vapors in cities : en fr
  • US2100952A - Jacquard mechanism and textile machine employing such mechanism : en
  • USD107261S - Design for a bottle : en
  • PL25613B1 - A method of producing phosphorus fertilizers by roasting. : en pl
  • SU51512A1 - Device for eliminating the ingress of flue gases and a smoke box when repairing steam superheater elements : en ru
  • SU52703A1 - Nippers for breeding piston rings when they are put on or removed : en ru
  • GB476137A - Improvements in and relating to orthopaedic boots and shoes : en
  • US2100940A - Loupe : en
  • CH194365A - Electric switch with combination control, usable in particular as an anti-theft device for motor vehicles. : en fr
  • DE653667C - Resistance braking for electrically driven vehicles at high speed, especially as additional braking for mechanical braking devices : de en
  • SU51371A1 - Balanced valve : en ru
  • DE653741C - Method for conveying construction and machine parts in mines, pits and the like. like : de en
  • FR821272A - Multiple tuning system for amplifiers : en fr
  • FR821416A - Vending machine : en fr
  • GB476376A - Method of producing therapeutically and disinfectantly active substances : en
  • US2101010A - Bread slicing machine : en
  • FR821228A - Eraser holder with cleaning device for disc-shaped erasers : en fr
  • CA370262A - High temperature refractory : en fr
  • CH194269A - Generator rack circuit protection arrangement. : de en
  • GB476153A - Improvements in telescope objectives : en
  • US2100778A - Gas administering machine : en
  • GB476132A - Improvements in electric discharge devices : en
  • FR821206A - Steering wheel mounting and suspension, in particular for motor vehicles : en fr
  • FR821450A - Television reception setup : en fr
  • CA370215A - Amplifier volume control : en fr
  • DE653863C - Nozzle gap wing with wing flap hinged to the wing : de en
  • CH194268A - Protection circuit against overcurrent for systems with at least one gas-filled, controllable discharge tube connected as a rectifier. : de en
  • CA370312A - Rod bending machine : en fr
  • GR6976B - LINE SYSTEM LIFTING OF FRAMES OF MARBLE MACHINES. : el en
  • PL25601B1 - Operating table. : en pl
  • US2100828A - Multi-ply paper sack : en
  • US2100975A - Sound recording : en
  • SU51556A1 - Thermostatic cabinet, mainly for mycological purposes : en ru
  • SU52103A1 - A machine for stretching the fabrics to be painted and similar materials. : en ru
  • US2100313A - Traffic control system : en
  • US2100656A - Tubulating machine : en
  • US2100878A - Sintering system : en
  • SU51781A1 - Method of bleaching vegetable fibrous materials : en ru
  • DE653656C - Mercury steam boiler : de en
  • DE653767C - Electric noble gas lamp with glow electrodes : de en
  • SU51125A1 - The method of separation of niobium and tantalum salts : en ru
  • US2100356A - Press bed lock-up : en
  • US2100916A - Removal of wax from hydrocarbon oil : en
  • US2100497A - Tong : en
  • FR821284A - Improvement in the so-called `` nose '' mode of suspension of machines, applicable in particular to electric traction motors : en fr
  • DE653817C - Folding boat edge : de en
  • SU51951A1 - Device for automatic change of records in electrophore phonographs : en ru
  • FR821221A - Single-control valve system to admit either cold or hot water or a mixture of both using water pressure for automatic valve closing : en fr
  • GR6980B - CONTAINER WITH HEATING INSTALLATION. : el en
  • CA370276A - Mining fuse : en fr
  • CH194351A - Process for the preparation of a new derivative of an azo dye. : de en
  • AU487936A - Improvements in or relating to moulding machines for glassware or other articles made from molten material which sets on cooling : en
  • CH194315A - Device for preventing unintentional backward movement of motor vehicles. : de en
  • CA370207A - Electric discharge lamp device : en fr
  • CH194324A - Device for attaching mud flaps to the mudguard of bicycles. : de en
  • PL25629B1 - A method of joining veneer sheets or the like, and a press for carrying out the method. : en pl
  • SU51554A1 - Attachment to an orchard saw, driven by an eccentric, to stop it when cutting thick logs : en ru
  • SU51845A1 - The method of preparation of molding compounds and molding ink : en ru
  • US2100398A - Regenerated cellulose structure and method for preparing same : en
  • US2100561A - Vehicle : en
  • US2100667A - Cooling tower : en
  • SU50567A1 - The way to eliminate temperature effects on the generator : en ru
  • DE1422525U - : de en
  • DE653669C - Airspace-insulated high-frequency line : de en
  • AU486836A - Improvements inthe manufacture of porous rubber : en
  • SU51058A1 - A method of making seamless eternal feathers and other hollow products from sheet celluloid : en ru
  • CA370253A - Metallurgical process : en fr
  • CH194113A - Light tiller for tillage. : de en
  • FR821225A - Improvements to electronic discharge tubes : en fr
  • AU433236A - Improvements in and relating to adjusting mechanism for connecting tractor implements to tractors : en
  • CA370227A - Copper refining apparatus : en fr
  • CH194236A - Device for holding workpieces, in particular for the production of carpentry work. : de en
  • PL25692B1 - h <3 i », 3f / at Wire for welding iron and steel and their alloys. : en pl
  • AU526736A - Improvements in or relating to processes forthe production of magnesium or alloys thereof : en
  • SU50992A1 - The method of obtaining plasticizer : en ru
  • SU52051A1 - Method for preparing polyglycerol esters : en ru
  • US2100349A - Hand brake mechanism : en
  • US2100495A - Fluid meter : en
  • US2100920A - Unitary structure for supporting photoprinting apparatus : en
  • CH194205A - Device for switching the pressure on and off in sheet-fed printing machines. : de en
  • CH194276A - Burner for heavy oils and other liquid fuels. : en fr
  • AU526236A - Improvemennts in or relating to processes for the manufacture off magnesium or alloys thereof : en
  • DE653630C - Device for filling containers with lumpy goods, in particular horizontal pulp digesters with chips : de en
  • DE653692C - Process for improving the swellability of semolina, in particular wheat semolina : de en
  • CH194183A - Process for the separation of compounds of the cyclopentano-polyhydrophenanthrene series. : de en
  • US2100853A - Display device : en
  • GB476148A - Improvements in display stands : en
  • AU102568B2 - Improved machine for reclaiming gold : en
  • AU102571B2 - Means for and method of determining the locality and / or nature of mechanical defects in mechanism : en
  • CH194184A - Process for the preparation of organomagnesium compounds of the benzene series. : de en
  • AU526436A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • US2100644A - Hinged carton : en
  • US2100426A - Electric series-parallel switch : en
  • US2100933A - Outer garment : en
  • USD107227S - Design for a scale : en
  • SU51693A1 - Cutting device to blooming : en ru
  • US2100707A - Refining of mineral oils : en
  • AU440936A - Improvements in or relating tothe manufacture of textile materials : en
  • FR821244A - High frequency cable and manufacturing process : en fr
  • GB476178A - Improvements in tunnel ovens used for the carbonisation of oil-shale, lignite, coal and similar materials : en
  • PL25630B1 - Positive electrode for galvanic cells depolarized with atmospheric oxygen. : en pl
  • SU52771A1 - Electromagnetic Pickup : en ru
  • CH194131A - Device for manufacturing electrical tubular heating elements. : de en
  • CH194352A - Process for the preparation of a new derivative of an azo dye. : de en
  • PL25627B1 - The road surface and the method of its execution. : en pl
  • SU53804A1 - Two way amplifier : en ru
  • US2100886A - Electric incandescent lamp : en
  • PL25666B1 - Fuel injection nozzle for combustion engines *. : en pl
  • FR821378A - Two-way door pivot adjustment device : en fr
  • US2100984A - Adapter for incandescent bulbs : en
  • USD107291S - Design for a skirt : en
  • IE14696L - Sealing conductors into quartz : en
  • DE653803C - Knife guide for the cutting unit of mowing machines : de en
  • GB475958A - Electrolytic condensers : en
  • US2100522A - Manufacture of printed paper articles : en
  • US2100812A - Trim panel assembly : en
  • USD107234S - Design for a spread : en
  • DE653820C - Line sheet : de en
  • DE653754C - Bacon cube cutting machine : de en
  • SU51580A1 - Device for cooling the inter-electrode space in electrolytic baths and arc furnaces : en ru
  • FR821326A - Method and apparatus for the continuous fermentation of solutions, with a view to obtaining fermentation products or multiplying microorganisms : en fr
  • US2100907A - Apparatus for manufacturing dried feed : en
  • SU50632A1 - Method of welding capacitors of constant capacitance in paraffin : en ru
  • GB476007A - Machine for measuring the lengths particularly of running webs : en
  • DE653639C - Device for preparing clay for making clay bricks : de en
  • FR821442A - Mechanical chair : en fr
  • SU51870A1 - Method of processing butane-butylene fraction of cracking gases : en ru
  • SU51359A1 - Brake : en ru
  • US2100444A - Rotary drier : en
  • CH194201A - Block calendar with foldable sheets. : de en
  • PL25661B1 - Method of accelerating hardening of mortar and concrete. : en pl
  • SU52050A1 - Crossbar profilograph : en ru
  • GB475908A - Improvements in or relating to fluid stream measuring devices : en
  • FR821156A - Process for preparing bituminous materials suitable for spreading for road construction : en fr
  • FR821173A - Capping device : en fr
  • GR6978B - HOW TO PRODUCE PERPOSE CHOCOLATE. : el en
  • DK53935C - Method of Manufacture of Insulating Coatings for Insulation in Electrical Discharge Containers. : da en
  • US2100895A - Lining for vessels : en
  • AU102520B2 - Improvements in elevator control systems : en
  • FR821338A - Electric heating device for vulcanizing rubber objects, and particularly for repairing inner tubes of tires : en fr
  • GB476164A - Improvements in or relating to electrical calculating machines : en
  • AU526536A - Improvements in or relating to processes for the production of magnesium from dolomitic ores : en
  • SU51654A1 - Plate fastening device in floors, roofs and similar structures : en ru
  • US2100910A - Gang lawn mower : en
  • AU102519B2 - Thermostatic electric controls : en
  • SU52158A1 - Cartridge for automatic clamping of the glass stopper in the machine for grinding the stoppers to the vials : en ru
  • US2100467A - Telemetering system : en
  • CA370320A - Railway switch lock : en fr
  • SU51409A1 - The method of analysis of technical 3-nitroalizarin : en ru
  • SU52093A1 - Linear Insulator Cleaning Device : en ru
  • US2100416A - Safety device for aircraft and other conveyances : en
  • CA370307A - Rug needle : en fr
  • AU482036A - Improvements in and relating to electric water heaters : en
  • AU26237A - Improvements in or relating to apparatus for packetting granular pulverulent or other material or flat articles : en
  • CH194120A - Hay tedder. : de en
  • DK53943C - Combined hydraulic clutch and friction clutch. : da en
  • PL25699B1 - Pipes with particularly high bending strength, methods for producing such pipes, and devices for carrying out the methods. : en pl
  • SU51806A1 - Pulley for rope conveyors : en ru
  • SU53581A1 - The method of electrical welding in the overlap of thin sheets : en ru
  • US2100558A - Airtight cover releaser for containers : en
  • US2100668A - Radial plain bearing : en
  • SU53491A1 - Device to control the amplification of amplifiers : en ru
  • US2100889A - Speed changing mechanism : en
  • US2100900A - Production of interpolymerization products : en
  • CH194188A - Process for the preparation of a water-insoluble disazo dye. : de en
  • PL25718B1 - A method of printing fabrics for the production of decorative underwear. : en pl
  • SU53483A1 - Switch with tetrode : en ru
  • USRE20560E - Abrasive saw tooth : en
  • US2100980A - Disk fan : en
  • CA370304A - Doctor mechanism for rolls and cylinders : en fr
  • DE653874C - Circuit arrangement for initiating switching operations in telephone systems, in particular via two-wire lines : de en
  • AU102532B2 - A saucepan handle support : en
  • FR821408A - Jumper brush for plansichters : en fr
  • US2100402A - Multiband inductance unit : en
  • FR821259A - Improvements to gearboxes : en fr
  • DE653632C - Air raid lighting for vehicles : de en
  • GB476045A - New or improved means for the production of a welt on straight bar knitting machines : en
  • GB476133A - Improvements in streamlined tie rods for aircraft and like members, and method of making the same : en
  • PL25677B1 - The method of producing electrodes of electrolytic capacitors. : en pl
  • SU52156A1 - The mechanism for maintaining the constant angle of entry into the soil of the working bodies of the cultivator : en ru
  • SU51751A1 - The method of obtaining titanium-containing lithopone : en ru
  • US2100842A - Charge storage tube : en
  • US2100711A - Container : en
  • SU52193A1 - A device for the secondary atomization of fuel moving in the form of a film along the wall of the suction pipe : en ru
  • SU51582A1 - The method of obtaining organic fluorine-containing compounds : en ru
  • SU51834A1 - In the hall apparatus for cleaning machines : en ru
  • FR821319A - Receiver relay for remote control systems, in particular for remote control systems using superimposed currents : en fr
  • DE653736C - Pattern device for circular knitting machines : de en
  • DE653809C - Cinema projection machine : de en
  • FR821351A - Machine for making torches known as drinking straws and similar tubes : en fr
  • GB476300A - Improvements in or relating to doors, windows, or the like : en
  • US2100470A - Valve : en
  • US2100776A - Machine and method for making manifold forms : en
  • CA370229A - Insulated conductor manufacture : en fr
  • CA370248A - Metal decorating method : en fr
  • DE653695C - Continuously lighting up and extinguishing electrical advertising writing system : de en
  • SU52079A1 - Snowthrower : en ru
  • SU52198A1 - Method of forming refractory products from non-plastic materials : en ru
  • BE424396R - : fr
  • BE423871A - Special rubber coupling particularly applicable to driving axles of vehicles with electric motors : en fr
  • SU53500A1 - Cathode transmitting tube for testing television devices : en ru
  • AU102523B2 - Improvement in periodic voltage generator : en
  • CH194179A - Device for the distribution of gaseous substances in liquids. : de en
  • PL25664B1 - The method of washing ores by swimming. : en pl
  • FR821423A - Protective device for the tires of bicycles and similar vehicles : en fr
  • US2100409A - Vehicle direction signal : en
  • FR821332A - Packing for rotary distribution : en fr
  • US2100493A - Insecticide : en
  • US2100598A - Identification device for automobiles : en
  • US2100880A - Method of flash welding : en
  • PL25645B1 - Ball bearing. : en pl
  • SU52150A1 - Device for simultaneous operation of multiple perforators : en ru
  • GB476085A - Improvements in pyrophoric pocket igniters : en
  • DE653520C - Transmitter arrangement for directing the blind landing of aircraft on a landing line : de en
  • DE653790C - Method and device for transferring energy from a multi-phase network to another multi-phase network without an external voltage source via a direct current intermediate circuit : de en
  • CA370291A - Water heating system for bottle washing machines : en fr
  • CH194168A - Process of treating fabrics, with the aim of giving them a decorative appearance. : en fr
  • USD107222S - Design fob a toy telephone : en
  • US2100494A - Equalizing connection for refrigeration systems : en
  • US2100795A - Door controlling mechanism : en
  • GB476159A - Control mechanism for electric motors : en
  • CA370226A - Copper melting method : en fr
  • CH194152A - Frame for collapsible camp beds and the like. Objects. : de en
  • US2100341A - Shoe bottom coating machine : en
  • US2100682A - Cinder and ash remover : en
  • US2100725A - Locking device for attaching a part having a bore to a shaft : en
  • DE653796C - Filter paper insert for coffee brewing filter u. like : de en
  • US2100530A - Lock for mail catcher arm supporting bar : en
  • US2100876A - Control device : en
  • US2100388A - Holder and method for knitting, crocheting, and analogous purposes : en
  • USD107300S - Design for a dress : en
  • FR821445A - Aero-heater or aero-cooler with profiled tubes : en fr
  • GB476134A - Improved process of high vacuum distillation : en
  • AU102544B2 - Improvements in or relating to resilient means. for fastening rails to wooden sleepers : en
  • SU51572A1 - Device for magnetic flaw detection of rails : en ru
  • SU51534A1 - Gas Light Electric Lamp, mainly for sound recording : en ru
  • USD107258S - Design for a tinsel ornament for : en
  • SU53338A1 - Device to protect the ends of the energized wires from short-circuiting : en ru
  • US2100822A - Continuous process for production of aralkyl halides : en
  • SU52236A1 - Suction apparatus : en ru
  • US2100654A - Wheel and rim mounting : en
  • US2100881A - Signal system : en
  • PL25698B1 - Type lever drive for low-noise typing machines. : en pl
  • SU53545A1 - The device for sampling and counting predominantly seeds : en ru
  • US2100774A - Guard for children's toilet seats : en
  • SU52081A1 - Machine for lapping engine valves : en ru
  • US2100743A - Circuit breaker : en
  • US2100935A - Air baffle for rayon cake driers : en
  • AU102529B2 - Improvements in the construction of retorts or chambers for the carbonisation of coal : en
  • AU479336A - Improved machine for reclaiming gold : en
  • US2100786A - Gin : en
  • US2100541A - Pressure fluid motor : en
  • US2100441A - Drier : en
  • PL25669B1 - Airline breathing apparatus. : en pl
  • SU52245A1 - Tool for rolling and clamping rubber shoes using vacuum : en ru
  • US2100765A - Photo-sensitive apparatus : en
  • US2100387A - Product for covering highway joints : en
  • US2100523A - Automatic telephone system : en
  • US2100613A - Clinical surface thermometer : en
  • CH194266A - Overcurrent switch with electromagnetic and thermal release. : de en
  • CH194246A - Rotary vane pump. : de en
  • CA370270A - Electric separator for coal : en fr
  • CA370321A - Fireplace heater : en fr
  • DE653612C - Suction mouthpiece : de en
  • US2100414A - Conversion of hydrocarbon oils : en
  • US2100423A - Delivery mechanism for ice vending machines : en
  • US2100454A - Humidifier : en
  • US2100962A - Ventilating apparatus for toilets : en
  • US2100970A - Automatic safety brake for motor vehicles : en
  • CH194283A - Carrying device for razor blades to be dried. : de en
  • BE424344A - : en fr
  • SU52046A1 - The method of smelting ferro tungsten and ferromolybdenum : en ru
  • US2100562A - Overload clutch : en
  • USD107287S - Design for a tire : en
  • SU52031A1 - Trolley for transporting goods, for example, the bottom plate : en ru
  • SU52160A1 - Sprayer : en ru
  • SU52178A1 - Guide for fabric : en ru
  • CH194226A - Waterproof watch box. : en fr
  • DE653706C - Electric socket with spring force of the plug shells that can be canceled by a push button : de en
  • FR821216A - Pedaling transmission by pinion formed by two elongated curves and two angled cranks, for bicycles : en fr
  • GR6987B - HOW TO MAKE CHEESE BY REPLACING THIS BUTTER FOR FAT COCONUT. : el en
  • CH194289A - Telecommunication system with voters. : de en
  • GB475952A - Improvements in and relating to telephone systems : en
  • SU52180A1 - Mobile mechanical landmark : en ru
  • US2100625A - Venetian blind : en
  • GB476008A - Improvement in garment pressing machines : en
  • GB476126A - Improvements in or relating to the manufacture of slabs or blocks from concrete or other cast or mouldable material : en
  • GB476169A - Sheet-metal wheel bodies : en
  • GB476295A - Improvements in insulators for high tension electric lines : en
  • US2100420A - Drill collar for drilling strings : en
  • PL25716B1 - Umbrella with sliding rods on top. : en pl
  • SU52243A1 - Device for braking the shuttle in the shuttle box of the loom : en ru
  • US2100451A - Building construction : en
  • AU102668B2 - Threshing apparatus : en
  • AU102555B2 - Magnetron valve for generating short and very short electric waves : en
  • SU51713A1 - Device for shooting cross profiles : en ru
  • US2100953A - Engraving and related machines : en
  • DE1422030U - : de en
  • SU51109A1 - Device for supplying sludge to a rotary kiln : en ru
  • SU51365A1 - Device for regulating the coolant supply to the transformer : en ru
  • SU51971A1 - Safety device for gas lighting or heating devices : en ru
  • SU52269A1 - Automatic regulator for shunt engines : en ru
  • US2100361A - Mining machine : en
  • US2100396A - Hydro-pneumatic pulp molding : en
  • US2100435A - Electric switch : en
  • USD107257S - Design for a tinsel ornament for : en
  • US2100614A - Form tie : en
  • PL25616B1 - Ink for producing copy prints by means of gravure or offset printing. : en pl
  • US2100756A - Alternating current control : en
  • US2100757A - Circuit breaker : en
  • FR821151A - Process for the preparation of cosmetic products : en fr
  • GB476624A - Improvements in impregnating, stiffening or sticking fibrous materials : en
  • US2100437A - Process for the production of anhydrous hydrocarbon derivatives : en
  • US2100596A - Machine for assembling cap valves for containers : en
  • US2100605A - Radio receiving system : en
  • US2100906A - Seat and seat cover actuating mechanism for toilets : en
  • FR821276A - Suction mouth : en fr
  • PL25612B1 - A method of obtaining an active specific substance, intended to break down foreign proteins in the human or animal system. : en pl
  • DE653621C - Cleaning device for beechnuts, acorns and. like : de en
  • FR821315A - Starter for internal combustion engines and similar machines : en fr
  • DE653497C - Money counting device on wrappers for coins : de en
  • GB476297A - Improvements in or relating to rotary or straight bar knitting machines : en
  • DE653802C - Stand with measuring device for globes : de en
  • GB476044A - Improvements in or relating to sewing machines : en
  • US2100942A - Method of washing fruits, vegetables, and other products : en
  • CH194310A - Process for the production of a dummy for cheese, in particular for Emmentaler. : de en
  • CH194339A - Process for thickening solutions, especially organic ones. : de en
  • CH194340A - Process for the preparation of a naphthylene naphthylimidazole-bis-carboxyethylanilide. : de en
  • US2100809A - Self-starting single phase alternating current induction motor : en
  • FR821362A - Improvements to centrifugal pumps with axially displaceable shaft : en fr
  • FR821204A - New process for the production of edible ice creams, sorbets, etc. : en fr
  • GB475916A - Improvements in presses for moulding tiles and the like : en
  • GB475984A - Improvements in sand blast nozzles : en
  • FR821306A - Electric heating system for intermittent current absorption, in particular for heating residential premises : en fr
  • FR821241A - Improvements to the blades for aircraft lift rotors : en fr
  • GB476183A - Improvements relating to couplings for gas piping and the like : en
  • FR821169A - Improvements to airplanes : en fr
  • DK53932C - Incandescent socket and method of manufacture. : da en
  • SU52229A1 - The method of obtaining artificial materials : en ru
  • USD107229S - Design foe a coin chute mounting : en
  • GB475955A - Surface-active compounds and their manufacture : en
  • DE653674C - Process for the preparation of anthraquinone derivatives : de en
  • AU114437A - An improved carburetter for internal combustion engines : en
  • SU51458A1 - Device for cleaning protective grids of hydraulic structures : en ru
  • SU51511A1 - Moving device for unloading bulk materials from covered railway cars : en ru
  • SU53713A1 - Plate Cutter : en ru
  • DE653689C - Shut-off valve : de en
  • SU51465A1 - Lag Testing Device : en ru
  • US2100689A - Elastic suspension system : en
  • CH194317A - Device for supporting the upper part of the vehicle on the steering wheels, in particular for motor vehicles. : de en
  • US2101005A - Knitting machine : en
  • DE653877C - Plate heater for milk and other liquids : de en
  • SU53537A1 - Method of equalizing the load of parallel-connected generator lamps, operating in a circuit with external excitation : en ru
  • SU51521A1 - Glass clintor to water-indicating devices of steam boilers : en ru
  • US2100929A - Dolly for washing machines and the like : en
  • US2100535A - Moving picture machine : en
  • DE653806C - Machine for peeling grain : de en
  • CA370287A - Evaporator-meter : en fr
  • CH194141A - Firelighters, method and apparatus for making such. : de en
  • CH194163A - Liquid containers and methods for their manufacture. : de en
  • GB476127A - Improvements in impulse transmitters for automatic telephone systems : en
  • CH194362A - Process for the production of a new azo dye. : de en
  • US2100405A - Coating apparatus : en
  • US2100703A - Braun tube and method of producing the same : en
  • GB476186A - Improvements in dental brushes : en
  • SU51799A1 - The method of obtaining 9-cyapacridine or its substituted : en ru
  • US2100384A - Oxygen cutting apparatus : en
  • SU53353A1 - Square antenna : en ru
  • USD107239S - Design for a textile fabric : en
  • CA370232A - Bread or dough feeding mechanism : en fr
  • CH194209A - Ski pole with hand strap. : de en
  • US2100331A - Rack : en
  • SU51956A1 - Method of making refractory mass : en ru
  • USD107242S - Design for a store : en
  • SU51934A1 - Loom : en ru
  • PL25695B1 - Method of carrying out the electrolysis of sodium sulphate. : en pl
  • US2100995A - Gas burner : en
  • DE653758C - Automatic firearm : de en
  • AU102526B2 - Improvements in or relating to electric discharge lamps : en
  • CA370322A - Coating applying means to blades : en fr
  • DE653846C - Process for the production of azo dyes : de en
  • FR821155A - Projection apparatus, intended in particular for advertising : en fr
  • GB476070A - Improvements in and relating to machines for grading leather blanks according to edge thickness : en
  • FR821406A - Changes to automotive door locks : en fr
  • PL25644B1 - Locking device for the padlock. : en pl
  • SU51712A1 - Tool for soldering plates of hard alloys to the tool : en ru
  • PL25603B1 - Flat grate. : en pl
  • SU51948A1 - Method of demolding reinforced concrete floors : en ru
  • US2100358A - Paperboard printing plate and process of making same : en
  • US2100471A - Cream dipper : en
  • CH194345A - Process for the preparation of a polyazo dye. : de en
  • CH194279A - Split bar on two-part stretchers. : de en
  • SU51485A1 - Method of lighting rooms for working with photosensitive materials : en ru
  • SU52686A1 - Tool for harvesting cotton bushes, etc. : en ru
  • US2100833A - Damping device for indicating instruments : en
  • AU488936A - Nozzle for atomizing cement slurry : en
  • SU51819A1 - Seismic survey method : en ru
  • US2100819A - Skid chain applying device : en
  • CH194136A - Bolt latch lock. : de en
  • DE653892C - Double lock for makeshift key dependencies on electrical power stations : de en
  • PL25650B1 - A device for burning solid fuel in a furnace of steam boilers or the like. : en pl
  • US2100761A - System of control for dynamo-electric machines : en
  • US2100879A - Electric lamp : en
  • CA370269A - Electric separator for coal : en fr
  • GB476110A - Improvements in insulating sleeves : en
  • GB476331A - Improvements in and relating to magnetic amplifiers for controlling gas or vapour electric discharge gaps : en
  • AU102509B2 - Improvemennts in or relating to processes for the manufacture off magnesium or alloys thereof : en
  • CH194133A - Process for the production of fired moldings from silicon-containing masses. : de en
  • CH194151A - Pepper, salt, sugar, coffee and the like mill. : en fr
  • CA370252A - Coin selecting mechanism : en fr
  • CA370240A - Cutting die and machine : en fr
  • CH194274A - Protection against withdrawal of oxygen and against flashbacks in gas lines. : de en
  • AU485836A - Improvements in or relating to variable condensers : en
  • PL25663B1 - Metal palatal plate with reinforcement bar. : en pl
  • US2100655A - Sound attenuating device : en
  • CA370225A - Cast copper : en fr
  • US2100610A - Gas filter : en
  • US2100663A - Invalid lifter : en
  • US2100994A - Fan guard : en
  • AU102573B2 - Scanning system : en
  • CH194251A - Cylinder liner cooling device for internal combustion engines with pistons rotating in opposite directions. : de en
  • FR821316A - Glove with a pocket on the inside of the hand : en fr
  • GB475998A - Improvements in or relating to rotary hearth furnaces : en
  • SU50991A1 - The method of preparation of the pressing masses : en ru
  • SU52043A1 - Device for recording piezometers with simultaneous measurement of pressures at many points : en ru
  • AU82937A - Improvements in or relating to electric discharge lamps : en
  • GB476087A - Improvements in and relating to dials for radio apparatus : en
  • GB476220A - Improvements in or relating to suction cleaners : en
  • GR6984B - DIRECTION TO THE ELECTRICAL EQUATION OF THE INFLUENCE ON PLANES AND SHIPS. : el en
  • AU102531B2 - Improvements in refrigerators : en
  • CA370200A - Acetylsalicylic acid salt : en fr
  • CA370279A - Game board for cards : en fr
  • CH194311A - Showcase and dispensing box for series items, especially sewing silk rolls. : de en
  • SU51740A1 - Valve to regulate the flow through the pipes : en ru
  • SU51999A1 - Belt drive : en ru
  • SU53668A1 - Tool for grinding intake tap : en ru
  • US2100648A - Fastener : en
  • SU51016A1 - Tool for the formation of c d : en ru
  • PL25693B1 - : en pl
  • US2100578A - Form for making garments : en
  • US2100792A - Sulphur dioxide recovery process : en
  • USD107252S - Design for a picture frame stand : en
  • SU51961A1 - Duplication device with two layers of fabric : en ru
  • SU51997A1 - Fireplace for burning peat fines or milled peat : en ru
  • AU484436A - Improvements in methods of and apparatus for clarifying, separating and deodorizing milk and cream : en
  • US2100484A - Composition and drying of the same : en
  • AU93237A - A device for holding and delivering thread for hand sewing and analogous purposes : en
  • CH194323A - Tire casing. : de en
  • CH194160A - Appliance such as a drainer, sink. : en fr
  • FR821265A - Device ensuring the circulation of the balls and the non-reversibility in the ball screws : en fr
  • AU335536A - A saucepan handle support : en
  • CA370220A - Regeneration absorption system : en fr
  • CA370199A - Liquid container : en fr
  • CH194144A - Portable gas stove. : en fr
  • CH194370A - Process for the preparation of 2,4-dioxo-3,3-diallyl-tetrahydropyridine. : de en
  • DE653794C - Casting machine with an ascending pressure piston : de en
  • DE653889C - Ice making process : de en
  • SU52168A1 - Method for the production of soda method Silva : en ru
  • SU51743A1 - Ejection Steam Humidifier : en ru
  • CH194128A - Connection of railroad tracks at the butt joint. : de en
  • US2100783A - Exhaust valve for internal combustion engines : en
  • SU51573A1 - Continuously acting self-curing electrode : en ru
  • US2100902A - Carburizing box with centrifugally cast side walls : en
  • US2100456A - Medicinal carrying tube : en
  • US2100632A - Transmission : en
  • AU102548B2 - Improved means for boiling water : en
  • CH194126A - Elevator stairs. : de en
  • AU102513B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • US2100677A - Power take-off attachment for motor vehicles : en
  • US2100874A - Automatic weighing and feeding machine : en
  • SU52073A1 - Chip Steam Sealer in Cooking Boilers : en ru
  • US2100865A - Cyanide process : en
  • US2100923A - Fan with collapsible support : en
  • US2100511A - Charge forming device : en
  • USD107217S - Design fob an illuminated artificial : en
  • CA370309A - Cold producing apparatus : en fr
  • AU402237A - Threshing apparatus : en
  • SU53364A1 - The method of obtaining traveling waves : en ru
  • US2100642A - Gear shift lever and resilient mount therefor : en
  • BE423953A - : en
  • CH194288A - Microphone of the charcoal pellet type. : en fr
  • PL25606B3 - A method for the continuous manufacture of sheets from rubber dispersions. : en pl
  • US2100395A - Molding of pulp : en
  • US2100686A - Talking machine : en
  • US2100694A - Skid carrier for motor vehicle transports : en
  • US2100785A - Ridge ventilator : en
  • USD107211S - Design for a shoe : en
  • USD107292S - Design for a bedspread : en
  • CH194135A - Cylinder lock. : de en
  • SU52131A1 - Instrument for measuring the thickness of ice in water : en ru
  • US2100567A - Knob attaching means : en
  • DE653731C - Device for inserting a neutral conductor into the fold gap on the surface of the longitudinally folded sheet metal jacket of an electrical conductor, especially for high-voltage rubber cables : de en
  • IE14766L - Motor vehicle transmission : en
  • GB476185A - Improvements in or relating to electric battery lamps : en
  • SU51786A1 - Brake for rolling stock units : en ru
  • FR821234A - Water-repellent textile materials and method of preparing such materials : en fr
  • GB475959A - Improvements in soldering bits : en
  • GB476052A - Toy vehicles : en
  • US2100661A - Liquid purifier : en
  • PL25719B1 - Tape measure for pyrotechnic purposes. : en pl
  • FR821294A - Folding leg for tables or other furniture : en fr
  • FR821396A - Polymethine dyes : en fr
  • GB476113A - Improvements in or relating to machines for moulding or shaping sweets or the like : en
  • GB476219A - Improvement in radial flow turbines : en
  • DE653687C - Device for preventing the formation of flames or for extinguishing the flames of the exhaust gases in the exhaust pipes of internal combustion engines : de en
  • DE653707C - Arrangement for supplying the excitation winding leading to the slip frequency of the commutator rear machines connected to the secondary circuit of asynchronous machines for the purpose of speed control : de en
  • DE653708C - Arrangement for superimposing currents of non-operational frequency over power networks or for receiving such currents : de en
  • DE653824C - Round column tray for bringing gases into contact with liquids : de en
  • US2100400A - Telephone system : en
  • US2100956A - Farming implement : en
  • SU51738A1 - Method of laying drainage pipes in embankments or slopes : en ru
  • SU51926A1 - The method of obtaining g-methyl ketones : en ru
  • US2100697A - Braun tube and method of producing braun tubes : en
  • USD107275S - Design for a sanding machine : en
  • CA370256A - Dry kiln : en fr
  • CH194127A - Device for holding iron scaffolding girders. : de en
  • SU52068A1 - Device for loading powdered materials into containers : en ru
  • DK53926C - Apparatus for the transmission of Signs of any kind. : da en
  • GB476310A - Improvements in or relating to air filtering apparatus : en
  • USD107265S - Design for a watch bracelet : en
  • DE653885C - Line of an articulated locomotive connected with ball joints : de en
  • US2100480A - Method of making containers : en
  • GB476072A - Improved devices for carrying, holding, storing or transporting articles of a fragile nature : en
  • SU51922A1 - Method of polishing celluloid sheets : en ru
  • SU52192A1 - Warehouse for sand and similar bulk materials : en ru
  • GB475887A - Improvements in cooling means for air cooled cylinders of internal combustion engines : en
  • GB476112A - Improvements in tubular heat exchangers for liquids : en
  • FR821420A - Process for the preparation of iron ores : en fr
  • GB475896A - Improvements in alloy steels used for welding and welded joints : en
  • GB476056A - Improvements in or relating to electric accumulators : en
  • PL25717B1 - A method of applying an etchable background to a copper fabric printing roll by means of reprinting and an apparatus for carrying out the method. : en pl
  • FR821429A - Reinforcement piece for fillings of gassy blast holes : en fr
  • GB476224A - Improvements in or relating to electric interrupting devices : en
  • GB476225A - Improvements in supporting posts or struts specially applicable to pit props : en
  • GB476194A - Improvements in and relating to a method of preparing an enamel frit for the production of white clouded iron enamel : en
  • PL25637B1 - . . . : en pl
  • GB476058A - Improvements in baling presses : en
  • US2100547A - Supplementary controlled draft for fuel burners : en
  • US2100700A - Relaxation oscillation generator : en
  • DK53947C - Combination weld. : da en
  • FR821251A - Extinguishing device of a gate rectifier valve, its applications, and improved gate valve : en fr
  • GB476064A - Improvements in or relating to miners' safety helmets : en
  • GB475912A - Improvements in and relating to stockings and socks : en
  • DK53934C - Electric Discharge Pipe. : da en
  • PL25619B1 - A piston internal combustion engine with a multi-stage compressor and counter-rotating masses of the pistons connected to each other by means of a gear. : en pl
  • SU51644A1 - Method of making electric carbon brushes : en ru
  • SU53384A1 - Steam separator, mainly for aircraft engine cooling systems : en ru
  • SU52127A1 - Device for recording shunting locomotives : en ru
  • DE653693C - Adhesive application device for sheet layers consisting of stacked workpieces : de en
  • DE653830C - Impact protection for turntable ladders : de en
  • PL25682B1 - One-piece rubber galoshes. : en pl
  • SU51730A1 - The method of obtaining artificial resin : en ru
  • CA370243A - Shaped article production : en fr
  • SU51983A1 - Silicocalcium melting method : en ru
  • US2100695A - Automatic safety lighting system : en
  • US2100823A - Method and apparatus for performing pyrogenetic reactions : en
  • USD107235S - Design for a spread or similar : en
  • SU51714A1 - Machine for testing the strength of rubble and similar travel materials : en ru
  • US2100359A - Device for filling containers with liquids : en
  • CA370258A - Tiering, feeding and loading apparatus : en fr
  • AU433536A - Improvements in and relating to variable selectivity in radio receivers andthe like : en
  • US2100440A - Lateral fluid container for hydraulic transmissions : en
  • US2100747A - Recirculating water jacket : en
  • DE653764C - Method and device for emptying raw sugar silos : de en
  • FR821277A - Improvements to electric hoists : en fr
  • GB476223A - Improvements relating to lead alloys : en
  • CH194159A - Device for gripping upright cans for the purpose of transporting them. : de en
  • PL25610B1 - A device for mixing and simultaneous heating of non-flammable liquids, pastes and similar substances. : en pl
  • SU51463A1 - Polomer : en ru
  • SU52052A1 - The method of obtaining sodium hydrosulfite : en ru
  • FR821370A - Process for hunting and combating insects and their larvae : en fr
  • GB476097A - Improvements relating to two stroke cycle internal combustion engines : en
  • USD107237S - Design fob a spread ob similar : en
  • DE653682C - Atomiser for liquids, especially for polishing compounds under high pressure : de en
  • US2100584A - Roller skate : en
  • USD107244S - Design for a towel bab post ob simi : en
  • FR821212A - Advanced electric cable : en fr
  • FR821390A - Sheet metal frame for radio receiver : en fr
  • US2100806A - Carpet and floor cleaner : en
  • FR821427A - Combined dynamo with headlight for cycles : en fr
  • US2100864A - Golf club and method of making same : en
  • US2100744A - Manufacture of starch : en
  • FR821419A - Process for clarifying liquids : en fr
  • GB476188A - Improvements in high frequency vacuum electric tubes and in the circuits thereof : en
  • SU52083A1 - The method of analysis of gas mixtures : en ru
  • US2100335A - Shoe repair device : en
  • DE653737C - Powder dispenser : de en
  • CA370297A - Fire alarm : en fr
  • GB475881A - Mechanically-played musical instruments fitted with means for delivering articles in succession from a hopper or like storage chamber : en
  • DE653713C - Air-compressing injection engine, especially for heavy tar oils : de en
  • DE653777C - Method and device for the production of sulfur from gas mixtures containing sulfur vapor : de en
  • GB476096A - Improvements in or relating to hair curlers : en
  • US2100926A - Animal trap : en
  • DE653666C - Control for electrically operated vehicles : de en
  • SU51950A1 - Method of making metal products by extrusion directly from a liquid metal : en ru
  • US2100447A - Trailer hitch : en
  • PL25625B1 - Compressed air brake. : en pl
  • US2100563A - Brake applying and equalizing mechanism for motor cars : en
  • DK53929C - Method for Multiplex Signaling over Cable. : da en
  • SU53354A1 - Lever mechanism for railway brakes : en ru
  • CA370224A - Electrothermic reaction propagation : en fr
  • US2100516A - Container : en
  • US2100955A - Chuck for camshafts and the like : en
  • CH194286A - Time recorder. : de en
  • SU53422A1 - Hand pa flax : en ru
  • SU52059A1 - Clockwork : en ru
  • US2100746A - Gettering vacuum tube : en
  • CA370263A - Subterranean structure : en fr
  • CH194231A - Jig drilling machine. : de en
  • SU51942A1 - The method of obtaining concentrated sulfurous anhydride : en ru
  • US2100367A - Electric discharge device : en
  • US2100600A - Back-band buckle : en
  • SU52100A1 - Concreting device for vertical shafts : en ru
  • GB476210A - Portable solid fuel fireplace : en
  • PL25662B1 - A method of converting primary aliphatic alcohols into esters with a double number of carbon atoms in a molecule, especially ethyl alcohol into ethyl acetate. : en pl
  • AU102521B2 - Improvements in hollow walls andin plates for their construction : en
  • AU535636A - Process forthe production of lubricating oils : en
  • CA370268A - Coin controlled book cabinet : en fr
  • CH194174A - Method and device for producing stiffening inserts, in particular stiff caps for footwear. : de en
  • US2100859A - Clamping and sealing device : en
  • AU102512B2 - Improvements in or relating to processes for the production of magnesium from dolomitic ores : en
  • DE653618C - Glass clip for glasses with threaded sleeve : de en
  • FR821291A - Process for achieving rapid ripening of alkali cellulose : en fr
  • PL25611B1 - Piston for internal combustion engines. : en pl
  • SU53370A1 - Device for automatic adjustment of receiving power : en ru
  • SU52239A1 - Carburetor for liquid and gaseous fuel : en ru
  • CA370251A - Sewing machine pinking mechanism : en fr
  • CH194353A - Process for the preparation of a water-insoluble azo dye. : de en
  • CA370211A - Piston ring joint : en fr
  • SU51590A1 - Self-unloading wagon : en ru
  • SU52101A1 - Cell to the suction apparatus of the woolen spinner : en ru
  • BE424218A - Improvement in attack devices for drive axles of vehicles with electric motors : en fr
  • CA370244A - Photo-composing machine : en fr
  • CA370221A - Alkyl ester salt : en fr
  • CH194298A - Circuit arrangement with bridging capacitor for very high frequencies. : de en
  • PL25679B1 - Shaving implement. : en pl
  • US2100326A - Pasteurization of milk : en
  • FR821154A - Double-acting, adjustable hydraulic valve : en fr
  • FR821200A - Improvements to refrigeration machines : en fr
  • FR821253A - Recoil damper for firearms : en fr
  • FR821187A - Coated welding stick, intended for arc welding : en fr
  • FR821245A - Air gap cable, with spacers made of polystyrene, in the form of a spiral coil : en fr
  • FR821428A - Apparatus for cutting into slices or quarters semi-soft products and in particular circular-shaped cheeses : en fr
  • FR821257A - Improvements to electric welding machines by reconciliation : en fr
  • FR821274A - Hydro-pneumatic installation for energy production : en fr
  • GB475894A - Transmission gear for motorcycles : en
  • FR821281A - Improvements to methods of using contact galvanometers and to control, command or signaling devices using such galvanometers : en fr
  • GB476022A - Improvements in signalling systems for distributing speech or other sounds to listeners : en
  • GB476136A - Process and apparatus for the denitration of waste sulphuric acid mixtures or dilute nitric acid : en
  • US2100505A - Tile roofing : en
  • SU51739A1 - Foldable bicycle frame : en ru
  • AU37137A - Improvements in glass insulators : en
  • FR821158A - Device for locating a fault in an internal combustion engine and being able to replace a faulty ignition device : en fr
  • FR821217A - Improvements to pneumatic conveyors : en fr
  • DE653826C - Circuit arrangement for high frequency induction ovens : de en
  • DE653768C - Process for the production of a stamping foil : de en
  • GB475985A - Improvements in or relating to maximum demand electric supply meters : en
  • US2100524A - Switch mechanism : en
  • GB476196A - Improvements in or relating to brassieres : en
  • SU51210A1 - Counter for measuring fabric length : en ru
  • CH194331A - Installation in a railway system for influencing the actuators of railway signals and points. : de en
  • CH194371A - Process for the preparation of 2,4-dioxo-3,3-diallyl-6-methyl-tetrahydropyridine. : de en
  • FR821352A - Device for the diascopic projection of images from relay screens of cathodic oscillographs : en fr
  • BE424255A - : en
  • CA370219A - Ether production : en fr
  • US2100419A - Drill collar for well drilling strings : en
  • US2100976A - Venetian shade : en
  • US2100870A - Necktie : en
  • CH194368A - Process for the preparation of the 2'-methyl-piperidide of 3,5-dimethyl-isoxazole-4-carboxylic acid. : de en
  • DE653734C - Flat knitting machine with automatic reduction device : de en
  • US2100883A - Apparatus for cooling systems : en
  • SU51715A1 - Suburban Area Train Ticket Printing Machine : en ru
  • US2100708A - Shoulder strap device : en
  • SU51876A1 - Concrete Stone Making Machine by Vibrating : en ru
  • SU52084A1 - Method of cleaning boron carbide : en ru
  • SU52237A1 - Swinging timber frame : en ru
  • US2100377A - Article of manufacture and method of making same : en
  • CH194314A - Paper tube. : de en
  • USD107224S - Design for a brocatelle fabric : en
  • USD107286S - Design for a tire : en
  • SU51975A1 - Device for automatically changing the direction of photo-telegraph transmission to the opposite : en ru
  • BE424160A - : en fr
  • US2100431A - Splitting machine : en
  • CA370280A - Asphalt emulsion : en fr
  • SU51134A1 - The method of obtaining 2-4-dibromo-1-aminoanthraquinone : en ru
  • US2100705A - Method of producing tapered gears : en
  • US2100753A - Circuit interrupter : en
  • US2101001A - Building construction : en
  • PL25690B1 - Method for producing hydrogen peroxide. : en pl
  • SU52196A1 - Air oil in the injector : en ru
  • SU52653A1 - Milling cutter : en ru
  • US2100631A - Transmission : en
  • CH194256A - Molding compound, in particular for the production of insulating parts in electrical engineering. : de en
  • SU52040A1 - Adaptation to agricultural factors for the additional release of rovings : en ru
  • US2100912A - Autographic register : en
  • CA370216A - Shoe lasting appliance : en fr
  • SU51118A1 - Method for improving commutation of a single-phase collector AC motor : en ru
  • SU51587A1 - Precipitation electrode for electrical sedimentation of gas : en ru
  • SU51832A1 - Installation for continuous heat treatment of drill pipes : en ru
  • US2100843A - Furnace for treating phosphate material : en
  • BE424016A - Process for preparing pure or substantially pure salts of acidic esters of polybasic inorganic acids : en fr
  • PL25602B1 - Instrument for precise length measurements in mine headings with theodolite measurements and the 4th order triangulation base. : en pl
  • US2100450A - Carboy cap construction : en
  • CH194191A - Process for the production of a vat dye. : de en
  • BE423874A - : en fr
  • DE653873C - Process for the preparation of N-substituted amides of pyridinecarboxylic acids : de en
  • AU102589B2 - An improved adjustable base or support for power transmission pulleys or sheaves : en
  • CH194192A - Process for the preparation of dyes of the phthalocyanine series. : de en
  • DE653690C - Roller for grinding, grinding or crushing grainy bulk goods : de en
  • CH194165A - Bottle cap. : de en
  • IE14564L - Production of rubber structures : en
  • GB475911A - Process for the production of saturated hydrocarbons, in particular of the gasoline range : en
  • DE653862C - Device for playing back sound and cinematographic image recordings on a common plate-shaped carrier : de en
  • US2100417A - Hair waver : en
  • FR821249A - Processes and devices for continuous or discontinuous unloading of high speed rotary kilns : en fr
  • DE653628C - Multi-ring valve plate for automatic ring valves : de en
  • DE653743C - Slide rule : de en
  • FR821426A - Oil burner, especially heavy oil : en fr
  • GB476144A - Improvements in or relating to electron discharge devices : en
  • DE653634C - Axle center shock absorption for flat track chassis : de en
  • PL25621B1 - A method of grinding calcium cyanamide. : en pl
  • SU51586A1 - Reversing mechanism for counting machines : en ru
  • SU51860A1 - The method of manufacture of plastics : en ru
  • SU51863A1 - Method of producing 2-oxydiphenyl-3-carboxylic arylides : en ru
  • DE653793C - Device for the production of dense cast blocks : de en
  • SU51707A1 - The method of casting hollow steel ingots : en ru
  • SU52170A1 - Grunthos : en ru
  • USD107240S - Design for a shoe : en
  • CH194237A - Process for the production of objects from synthetic masses, e.g. B. synthetic resin. : de en
  • SU51593A1 - Method of desilicating aluminate solutions : en ru
  • SU52048A1 - Method for the production of boric acid from magnesian borates (asharite) : en ru
  • US2100330A - Pasteurizing apparatus : en
  • US2100839A - Electric ship propulsion system : en
  • US2100873A - Dowel structure : en
  • CA370296A - Child's waterproof garment : en fr
  • SU51931A1 - Electrolyzer to get magnesium : en ru
  • SU52038A1 - Automatic scales for fluid bodies : en ru
  • SU52104A1 - Device for powering electric receivers on a wagon : en ru
  • PL25642B1 - Shield of the mining disintegrating cartridge. : en pl
  • SU51933A1 - Base tensioner : en ru
  • CA370326A - Accounting machine : en fr
  • CH194125A - Method of mounting wallpaper. : de en
  • FR821336A - Vessel operating under internal pressure such as an autoclave pot and the like : en fr
  • DE653876C - Wide-span shed roof construction : de en
  • CH194207A - Process for the autotypical reproduction of halftone images. : de en
  • AU102527B2 - Improved parasiticidal compositions and their manufacture : en
  • AU11837A - Improvements in hollow walls andin plates for their construction : en
  • US2100410A - Take-down firearm : en
  • USD107303S - Design for a dress : en
  • US2100394A - Reception of frequency modulated waves and circuits therefor : en
  • SU51154A1 - The method of obtaining artificial resin : en ru
  • US2100755A - Photometer : en
  • SU51439A1 - Device for removing stubs from quivering furnaces : en ru
  • SU51996A1 - Tail cutter : en ru
  • FR821167A - Assembly making it possible to stabilize the voltage at the terminals of an electrical device supplied by a variable-voltage current source : en fr
  • FR821424A - Multiple expansion piston steam engine, particularly intended for ships : en fr
  • AU526336A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • CA370228A - Metal refining apparatus : en fr
  • CH194211A - Toy. : de en
  • GB476161A - Improvements in or relating to the anodising of aluminium and its alloys : en
  • FR821449A - Device for projecting television images at reception : en fr
  • SU51691A1 - Device for turning ingots in a heating furnace : en ru
  • PL25673B1 - Device for displaying numbers. : en pl
  • US2100512A - Glass sheet supporting means : en
  • US2100702A - Arrangement for producing relaxation oscillations : en
  • PL25607B1 - Auxiliary machine train, especially for fast-evaporating boilers placed on vehicles. : en pl
  • PL25654B1 - A device for balancing the masses of the crank drive. : en pl
  • SU51954A1 - The method of disposal of waste plastic : en ru
  • US2100919A - Observation chamber for flowing liquids : en
  • USD107212S - Design for a shoe : en
  • US2100355A - Method and apparatus for utilizing molten material in heat treatment of liquids not miscible with the molten material : en
  • US2101013A - Bearing seal : en
  • SU51527A1 - Method for determining the impedance of synchronous machines : en ru
  • SU53885A1 - Machine for welding hollow electrodes to glass tubes : en ru
  • SU52506A1 - Device for evaporating deodorizing and disinfecting air substances : en ru
  • CA370206A - Electric discharge lamp device : en fr
  • US2100722A - Switch operating mechanism : en
  • US2100890A - Brassiere : en
  • AU117437A - Improvements in tube push benches : en
  • SU51651A1 - Device for drying viscose products : en ru
  • US2100542A - Wheel with rubber-like tread : en
  • US2100852A - Printing press : en
  • GB476215A - Radio beacon system : en
  • SU53219A1 - Cold rolling mill for thin metal strips and sheets directly from a thick billet : en ru
  • DK53938C - Locking and stopping device for electrically operated elevators. : da en
  • GB475915A - Improved method for the production of fuel briquettes with adjustable content in volatile substances : en
  • DE653834C - Process for the preparation of amide-like derivatives of isoxazole carboxylic acids : de en
  • DE653651C - Regenerator, especially for horizontal chamber furnaces : de en
  • SU53506A1 - Variable Current Amplifier : en ru
  • DE653801C - Method and device for recording audio script : de en
  • CH194197A - Process for the production of a fragrance mixture. : de en
  • CH194263A - Device for remote control and remote monitoring. : de en
  • DE653815C - Liquid shock absorbers, especially for cars : de en
  • GB476145A - Improvements in hats : en
  • DE653814C - Differential gear and axle reversing gear for motor vehicles : de en
  • FR821172A - Braun tube using electronic multiplier as emission source : en fr
  • GB475982A - Improvements in or relating to nut-tapping machines : en
  • US2100411A - Method of increasing the corrosion resistance of aluminum alloys and products resulting therefrom : en
  • US2100517A - Automatic telephone switch : en
  • US2100690A - Mechanical advertising device : en
  • US2100348A - Light beam transmission system : en
  • US2100884A - Apparatus for making branch connections : en
  • FR821350A - Instrument panel for automobiles and similar vehicles : en fr
  • USD107215S - Design for a vending machine : en
  • PL25681B1 - A method of manufacturing resistors and electric wires provided with insulation of an inorganic compound and a sleeve for manufacturing electric resistors and wires by this method. : en pl
  • SU51921A1 - Method for reducing foaminess of cooling emulsions : en ru
  • FR821189A - Suction filter, in particular for separating liquids from mixtures of liquids and crystals, the latter in the state of ice or snow : en fr
  • FR821231A - Process for the production of paint colors : en fr
  • FR821334A - Tying machine : en fr
  • BE423919A - Improvement in mine signaling installations : en fr
  • DK53942C - Welded Stand for Multi-Cylinder Piston Machines. : da en
  • US2100580A - Double governor for turbines : en
  • US2100680A - Thread delivery device for warp knitting machines : en
  • GB475949A - Process for producing clear aqueous solutions of animal, vegetable or synthetic lipoids : en
  • DE653838C - Chiller : de en
  • FR821193A - Remote control device for ashtrays, valves : en fr
  • FR821443A - Continuous wood-fired boiler : en fr
  • DE653739C - Method and device for lining centrifugal casting molds : de en
  • GB476124A - Improvements in or relating to tachometers of the pressure-difference, gauge type : en
  • US2100791A - Multiple control apparatus : en
  • SU53125A1 - Radio receiver : en ru
  • US2100868A - Slip cover for furniture : en
  • PL25646B1 - Winch for multiple wire drawing. : en pl
  • US2100908A - Combined light and fire alarm casing : en
  • US2100954A - Grinding wheel truing device : en
  • GB476115A - Improvements in iron alloys suitable for electrical resistances : en
  • US2100433A - Production of dextrose : en
  • US2100731A - Polyphase meter casing : en
  • USD107269S - Design for a mattress : en
  • AU102547B2 - Relaxation apparatus : en
  • US2100338A - Suspension for vehicles : en
  • US2100922A - Process of cracking hydrocarbons : en
  • DE653733C - Method and device for filtering hydrocarbon oils : de en
  • DE653795C - Sofa bed with a built-in, collapsible bed frame : de en
  • DE653752C - Switching device for the electrical lighting system of motor vehicles : de en
  • SU52086A1 - Method for producing methacrylic acid : en ru
  • US2100781A - Antiseptic for the treatment of genitourinary infections : en
  • US2100856A - Revolving ripper : en
  • PL25694B1 - Raw phosphoric acid purification method. : en pl
  • US2100490A - Cooling system : en
  • US2100533A - Condensation products of 1-aminoanthraquinone 2-phenyl azomethine : en
  • FR821320A - Stove Oven Slide Device : en fr
  • DE653722C - Dry absorption chiller : de en
  • US2100496A - Bleaching of cellulosic materials : en
  • US2100718A - Automobile lock : en
  • DE653646C - Process for the production of low-melting asphalt : de en
  • AU102541B2 - Improvements in glass insulators : en
  • CH194118A - Mower for pulling animals and with a motor for driving the cutting unit. : de en
  • AU102558B2 - Machine for fixing locks, fastening and fittings to attache and similar cases : en
  • USD107289S - Design for a piano case : en
  • CH194190A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • DE653894C - Arrangement for the synchronous drive of mechanical picture composers : de en
  • CA370222A - Vacuum pump : en fr
  • CH194132A - Ceramic radiator connection head. : de en
  • CH194346A - Process for the preparation of a new derivative of an azo dye. : de en
  • SU52247A1 - Spool valve to pneumatic hammer type OM-5 : en ru
  • US2100485A - Drain valve for compressed air reservoirs and the like : en
  • CH194170A - Device for immobilizing a flowing mesh. : en fr
  • CH194166A - Control device for spinning, twisting and similar machines. : de en
  • US2100860A - Tablet crushing and dispensing device : en
  • AU424136A - Process forthe treatment off distillable carbonaceous materials with hydrogenating gases : en
  • CH194171A - Glove with pocket. : de en
  • FR821335A - Vending machine : en fr
  • GB475917A - Improvements in or relating to sheet feeding mechanism for printing and analogous machines : en
  • PL25634B1 - Electrolytic capacitor. : en pl
  • PL25706B1 - A method of producing cold with an absorption chiller where there is a large difference between the temperature of the produced cold and the temperature of the cooling water. : en pl
  • PL25722B1 - The way of filling wool and bristles. : en pl
  • US2100630A - Transmission : en
  • US2100866A - Manufacture of oleomargarine : en
  • CA370257A - Stacker or loader : en fr
  • FR821299A - Improvements to thermostatic elements : en fr
  • SU52169A1 - Water level gauge : en ru
  • US2100502A - Weld testing device : en
  • US2100684A - Well bridging, cementing, whipstock, and milling apparatus : en
  • US2100948A - Apparatus for stringing rackets : en
  • CH194316A - Caterpillar. : de en
  • US2100592A - Propeller : en
  • US2100660A - Electromagnetic tool of the percussion type : en
  • SU52197A1 - The mechanism for conical winding on flax naters : en ru
  • PL25671B1 - Kfc-34 b, 3/30, Machine for slicing or grating food products. : en pl
  • DE653644C - Electric discharge tubes : de en
  • FR821252A - Consolidation of railway tracks : en fr
  • GR6975B - PERFECTIONS IN WOODEN PANEL BOXES. : el en
  • GB475909A - Improvements in coin-freed vending machines : en
  • GB476211A - Improvements in or relating to helical-fin tubular heat-exchange units and methods of production : en
  • GB476301A - Means for recording calls made upon an automatic telephone : en
  • GB475907A - Improvements in trucks and wheel trains, especially intended for railroad vehicles : en
  • FR821192A - Basket for cooking food : en fr
  • GB476304A - Improvements in apparatus for moulding ventilating or hollow bricks : en
  • GB475992A - Improvements in or relating to folding machines : en
  • DE653705C - Mass for fireproof objects, abrasives, etc. like : de en
  • USD107254S - Design fob a putting game apparatus : en
  • GB475905A - Improvements in or relating to machine parts or constructional parts : en
  • SU51564A1 - The method of obtaining krypton and xenon : en ru
  • DK53954C - : da
  • GB476486A - Improvements in or relating to radio receiving apparatus and the like : en
  • GB476033A - Improvements in or relating to gyroscopes : en
  • FR821364A - Method and device for supplying any machine using an assembly: piston, connecting rod, cylinder : en fr
  • GB476212A - Improvement in riveting machine : en
  • GB475892A - Improvements in or relating to automatic sheet feeding machinery : en
  • GB475957A - Improvements in or relating to talking machines : en
  • CA370210A - Welded seam : en fr
  • USD107283S - stinson : en
  • GB476306A - Improved device for trimming or cutting hedges, bushes and the like : en
  • DE653622C - Device for singling and feeding eggs into weighing and sorting devices : de en
  • GB475975A - Improvements in and relating to potters' jolleys : en
  • GB476120A - Improvements in and relating to circuit arrangements for quenching arcs in electric discharge vessels : en
  • GB476221A - Improvements in wire coiling or like machines : en
  • PL25641B1 - A method of refining lubricating oils by extraction with solvents. : en pl
  • CA370267A - Railway car door : en fr
  • SU52159A1 - A way to combat plant pests : en ru
  • US2100350A - Mining apparatus : en
  • US2100679A - Lock : en
  • US2100943A - Pump construction : en
  • CH194146A - Friction device attachable to a food shredding machine. : de en
  • GB476076A - Improvements in or relating to plants for hydraulic pneumatic or like control : en
  • CA370230A - Tipping mechanism : en fr
  • US2100549A - Motor driven food churning device : en
  • GB475947A - Improvements in or relating to creasing devices for trousers or other garments for personal wear : en
  • GB476111A - Improvements in tubes for heat exchangers : en
  • US2100754A - Pressure gauge : en
  • AU486036A - Improvements in platform type conveyors : en
  • BE424351A - : en
  • FR821205A - Board game : en fr
  • CH194221A - Photoelectric exposure meter with a device for limiting the opening of the light bundle acting on a photoelectric cell. : de en
  • CH194264A - Contact selector driven by a synchronous motor, especially for remote control systems. : de en
  • CH194232A - Machine tool for drilling, milling, countersinking and reaming holes. : de en
  • SU51595A1 - Method for making black oil lacquers : en ru
  • CA370236A - Shaft packing : en fr
  • CH194137A - Painting lock. : de en
  • AU102533B2 - Process forthe treatment off distillable carbonaceous materials with hydrogenating gases : en
  • SU54173A1 - Antenna : en ru
  • PL25631B1 - A method of converting gaseous hydrocarbons into liquid hydrocarbons and a device for carrying out this method. : en pl
  • SU52098A1 - Valve for dredger tower : en ru
  • SU52209A1 - The method of obtaining the condensation products of urea or thiourea : en ru
  • DE653779C - Cooling tower : de en
  • SU51552A1 - Device for laying concrete pipes in the ground : en ru
  • AU102574B2 - An improved carburetter for internal combustion engines : en
  • AU54537A - Improvements in or relating tothe distillation of solid carbonaceous materials and apparatus therefor : en
  • CH194150A - Brush with an electrostatic friction element. : de en
  • USD107209S - Design for a roofing or siding : en
  • US2100735A - Electric discharge apparatus : en
  • FR821430A - Car brake retainer : en fr
  • FR821331A - Device allowing the names of stations to appear automatically in public traffic vehicles : en fr
  • FR821441A - Device compensating for disturbing forces in balancing machines : en fr
  • FR821183A - Improvements made to means to facilitate the evacuation of a ship in distress, in particular a liner : en fr
  • GB476129A - Improvements relating to curtain suspensory devices : en
  • FR821309A - Bicycle steering lock device : en fr
  • US2100738A - Seed cleaning machine : en
  • US2100421A - Game : en
  • CA370314A - Shade apparatus for vehicles : en fr
  • US2100352A - Catalytic reaction : en
  • AU94037A - Improved parasiticidal compositions and their manufacture : en
  • SU52157A1 - Friction clutch : en ru
  • FR821349A - Shock absorber for automobiles : en fr
  • FR821422A - Improvements to labeling machines for bottles, flasks, cans, boxes, packages, and other containers : en fr
  • GB475950A - Winding engine control system : en
  • GB476170A - Improvements in rove stop mechanism for spinning, twisting and like machines used inthe preparation of fibrous substances : en
  • FR821409A - Paper container and method and device for its manufacture : en fr
  • GB476066A - Improvements in or relating to electric discharge devices : en
  • SU51645A1 - Point device walked on card : en ru
  • AU102534B2 - Improvements in and relating to variable selectivity in radio receivers andthe like : en
  • PL25675B1 - A set of double cat for use on dirt roads, railroad tracks, dirt roads, etc. : en pl
  • SU51677A1 - Adaptation to the waste mill for the separation of the jet of seeds : en ru
  • GB476027A - Improvements in or relating to lamp shades : en
  • DE653872C - Process for the production of thin liquid aqueous slurries from caustic lime and potassium sulfate : de en
  • FR821198A - Improvements to thermionic lamp circuits intended particularly for television : en fr
  • FR821160A - Intermediate body and link between two independent movements at variable speeds : en fr
  • DE653729C - Air space-insulated wire for high-frequency cables with one or more tubular spacers made of polystyrene or similar materials arranged around the conductor : de en
  • DK53924C - Album sheet. : da en
  • GB476179A - Improvements in and relating to thermionic amplifiers : en
  • USD107295S - Design for a dress : en
  • GB476197A - Improvements in bust improvers and supports : en
  • DE653648C - Process to increase the improvement effect of Si-material on cements and cement mortars : de en
  • FR821329A - Coil-shaped heat exchanger device : en fr
  • FR821313A - Oscillating frame for sidecar : en fr
  • US2100380A - Truck tank loading apparatus : en
  • FR821411A - Medium intended for advertising : en fr
  • GB475953A - Improvements in and relating to electric transformers : en
  • US2100422A - Preserving and wrapping cheese : en
  • US2100552A - Clutch mechanism for power operated portable tools : en
  • US2101007A - Well reamer : en
  • FR821311A - Sleeve for the substitution of automobile wheels for horse-drawn vehicle wheels : en fr
  • GB475895A - Chromium steels : en
  • FR821163A - Improvements to magnetic circuit breakers : en fr
  • GB476425A - Improvements in or relating to record-controlled tabulating machines : en
  • US2100904A - Pressure fluid motor : en
  • DE653755C - Window adjustment device equipped with a lock : de en
  • AU481336A - An adjustable drenching device : en
  • AU146437A - Electric welding : en
  • CA370254A - Tablet crushing and dispensing device : en fr
  • CH194258A - Insulated housings for electrical apparatus. : de en
  • SU52254A1 - Camshaft grinding machine : en ru
  • USD107278S - Design for a floor mat or similar : en
  • PL25685B1 - Gyroscopic instrument for airplanes. : en pl
  • SU51726A1 - Cutter knife : en ru
  • PL25721B1 - A method of producing stable fish oil emulsions containing phosphorus. : en pl
  • CH194213A - Automatic firearm with remote trigger controlled by compressed air. : de en
  • GB476119A - Improvements in and relating to the attachment of wire netting to posts or other members : en
  • SU51927A1 - Method of producing p-alkyl acridones : en ru
  • US2100740A - Method of making variable area sound film with low background noise : en
  • US2100861A - Knitted fabric : en
  • PL25609B1 - Timing device for internal combustion engines with counter-rotating pistons, working in two cylinders with a common combustion space. : en pl
  • SU52823A1 - Hollow porcelain insulator : en ru
  • SU52065A1 - The method of release of glass from the pot : en ru
  • US2100418A - Orienting device for borehole deflecting tools : en
  • CH194280A - Method for the preparation of 17-methyloctahydrofollicle hormone. : de en
  • PL25617B1 - Electric multi-core tensile cable. : en pl
  • CA370305A - Windshield vision device : en fr
  • GB476084A - An improved portable cleaning apparatus, particularly for use in cleaning upholstery : en
  • GB476154A - Improvements relating to the shedding mechanism of looms for weaving : en
  • DE653850C - Pliers for carrying sheet metal, plates, etc. : de en
  • GB476122A - Process for the production of light-sensitive layers containing diazo compounds : en
  • FR821417A - Process for making paper, strong papers, fabrics and other materials, as well as articles made from them, in particular sausage casings, watertight and greaseproof : en fr
  • SU51928A1 - The method of cleaning technical amyl acetate from alcohol : en ru
  • FR821328A - Machine for sharpening metal strips and method for continuously advancing a strip of metal through two or more such machines : en fr
  • FR821174A - Piston : en fr
  • CA370209A - Resin manufacture : en fr
  • FR821386A - Improvements to rotary distributor sleeves for internal combustion engines and their lubrication : en fr
  • FR821310A - Control device for game pieces : en fr
  • SU51667A1 - Reversing mechanism of the Heisinger type : en ru
  • CH194296A - Process for making the detuning of receivers of wireless reception technology visible. : de en
  • DE653688C - Tension compensation for the connection of two bodies, which are exposed to the atmosphere, with play in one another : de en
  • GB475910A - Improvements in relating to coke oven doors : en
  • US2100572A - Form for making latex articles : en
  • US2100944A - Process of making alkali subsilicates : en
  • USD107272S - Design fob a guder : en
  • GB476009A - Disengageable means in the driving mechanism of lathe saddles : en
  • SU52148A1 - Gola copper tire : en ru
  • GB476094A - Apparatus for obtaining the appearance of handwriting or the like by means of electrical discharge luminous tubes and like devices : en
  • US2100996A - Gate valve : en
  • CA370204A - Seat back springs : en fr
  • CH194248A - Internal combustion engine. : de en
  • GB475979A - Improvements in brushes : en
  • PL25614B1 - Method for producing zinc from metallic zinc dust. : en pl
  • CH194302A - Signaling clock. : en fr
  • US2100564A - Method of producing a pulling stress and hydraulic pulling mechanism : en
  • PL25707B1 - Method for treating sewage sludge. : en pl
  • SU51906A1 - The method of producing fluorosilicic acid : en ru
  • US2100758A - Continuous-vertical coking retort oven : en
  • US2100510A - Telephone system : en
  • USD107256S - Design for a tinsel ornament for : en
  • BE423422A - : en
  • CA11761S - Tire : en
  • CH194305A - Signaling device comprising a reflective body mounted in a housing. : en it
  • USD107247S - Design for a spectacle frame : en
  • DE653643C - Process for the preparation of by-product-free arsenic-containing aminobenzene compounds : de en
  • DE653810C - Revolving fastener for cinema playback devices : de en
  • FR821446A - Crusher : en fr
  • SU52285A1 - Machine for cleaning oats from oats : en ru
  • AU102515B2 - Process forthe production of lubricating oils : en
  • CA370205A - Spring seat : en fr
  • CA370231A - Hydraulic turbine control : en fr
  • FR821176A - Horse rake refinements : en fr
  • FR821211A - Engine fuels improvements : en fr
  • US2100557A - Separable fastener : en
  • US2100650A - Structure for supporting plaster coating : en
  • GB476093A - Improvements in and relating to devices for carrying away the exhaust in vehicles driven by steam or internal-combustion engines : en
  • GB476176A - Improvements relating to electrical relays : en
  • SU51938A1 - Method for producing lining bricks for cement rotary kilns : en ru
  • US2100573A - Flat sheet latex article : en
  • FR821380A - Process for producing improved fuel oils : en fr
  • GB476025A - Improvements in or relating to dryers for granular and like materials : en
  • DE653748C - Device for switching neon letters : de en
  • GB476003A - Improvements relating to steam turbines : en
  • CH194250A - Device for atomizing heavy oil and for generating a mixture consisting of the fuel mist and air, in particular for internal combustion engines. : de en
  • GB475900A - Improvements in or relating to wireless receiving apparatus : en
  • FR821260A - Progressive and automatic gear change device for motor vehicles or others : en fr
  • FR821287A - Post candelabra or light support : en fr
  • DE653761C - Feeding device for shaft ovens : de en
  • GB476202A - Improvements in safety catches for pin stems and the like : en
  • GB476308A - Improvements in mechanisms employing pistons : en
  • GB476229A - Improvements in or relating to the saponification of artificial filaments, yarns, fabrics, and the like : en
  • BE424310A - Process for manufacturing artificially shaped wooden sheets : en fr
  • CA11760S - Tire : en
  • DE653782C - Device for filling containers with liquefied combustible gases : de en
  • GB475981A - Improvements in or relating to gramophone records : en
  • GB476034A - Improvements in or relating to gyroscopes : en
  • US2100353A - Production of hydrocarbons of low boiling point : en
  • US2100666A - Skibinding : en
  • FR821261A - Artillery gun pointing system and devices : en fr
  • FR821379A - Making screw connections using long threaded bolts : en fr
  • GB475898A - Improvements in or relating to latch or combined latch and lock fastenings for doors : en
  • GB476046A - Improvements in adjusting slides or buckles for bands, webbing and the like : en
  • US2100692A - Process of vulcanizing rubber and product produced thereby : en
  • USD107213S - Design fob a sweater : en
  • US2100764A - Deodorizer : en
  • GR6979B - CLOTHES OF TIRE. : el en
  • FR821393A - Further training in hot water central heating installations and devices intended to achieve it : en fr
  • GB476203A - Improvements in or relating to the manufacture of bearings : en
  • DE653792C - Stretcher : de en
  • DE653891C - Signal drive with motor coupling : de en
  • US2100719A - Piston : en
  • USRE20559E - adelsperger : en
  • US2100736A - Elevator signaling system : en
  • US2100486A - Dancing figure toy : en
  • CA370298A - Headlight : en fr
  • US2100548A - Display rack : en
  • AU479136A - Improvements in or relating to photosculpture : en
  • US2100816A - Fastening device for locking juxtaposed members together : en
  • FR821266A - Wrench to unscrew the freewheel gears : en fr
  • AU490636A - Improved scanning disc for picture transmission, television or like systems : en
  • US2100794A - Manufacture of shoes : en
  • GB476030A - Improvements in and relating to quick traverse yarn winding frames with peripherallydriven cheeses : en
  • SU51762A1 - Device for automatic control of production processes : en ru
  • GB476158A - An improved apparatus for the production of coke of determined lump size : en
  • BE424268A - : en
  • FR821268A - Improvements to the closure of wrapped or similar packages : en fr
  • GB476293A - Improvements in or relating to mowing machines : en
  • US2100608A - Coin selection program system : en
  • FR821182A - Method and machine for hermetically sealing metal containers : en fr
  • US2100360A - Nozzle channel construction : en
  • CA370241A - Quaternary ammonium compound : en fr
  • CH194229A - Alloy. : de en
  • CH194300A - Multi-stage television amplifier. : de en
  • FR821305A - Device for modifying the propulsion conditions of bicycles or others : en fr
  • US2100715A - Energizing system : en
  • SU52199A1 - Device for washing out sand plugs in oil wells : en ru
  • US2100988A - Smoking pipe : en
  • US2100664A - Clock controlled contact mecha : en
  • CA370310A - Gas generator : en fr
  • CH194329A - Braking installation comprising an apparatus for controlling the admission and exhaust of a pressurized fluid to at least one vehicle brake cylinder. : en fr
  • GB476048A - Improvements in or relating to semi-automatic telephone exchange systems : en
  • CA370271A - School desk : en fr
  • US2100509A - Pump jack : en
  • SU51669A1 - Self-loading platform : en ru
  • SU51890A1 - The method of determining halos scattering sulfide deposits of non-ferrous metals : en ru
  • PL25683B1 - Saw sharpener : en pl
  • PL25676B1 - Fence with an electric burglary alarm. : en pl
  • SU51972A1 - Torok tube type protective gap : en ru
  • US2100408A - Finish for fabrics of organic derivatives of cellulose : en
  • US2100626A - Spacer : en
  • SU54287A1 - Spreading machine : en ru
  • CH194265A - Electrodynamic toggle relay to protect electrical systems. : de en
  • CH194193A - Process for the preparation of a polymethine dye. : de en
  • AU102517B2 - Improvements in tubular electric incandescent lamps : en
  • SU52128A1 - Device for recording the time of the electrical circuit under voltage : en ru
  • US2100643A - Radio antenna for automobiles : en
  • AU102514B2 - Improvements in or relating to processes forthe production of magnesium or alloys thereof : en
  • CA370293A - Game board : en fr
  • FR821292A - Improvement in the assembly of certain moving parts of airplane wings or similar surfaces : en fr
  • AU486336A - Improvements in or relating to hydraulic power transmissions : en
  • US2100488A - Brake adjustment : en
  • CA370272A - Licence plate fastener : en fr
  • CA370237A - Fluid motor device : en fr
  • CA370250A - Engine starter : en fr
  • DE653626C - Pack with sealing sleeve for pistons, stuffing boxes or the like, which has a wire mesh insert : de en
  • DK53955C - Egg transport and sorting device. : da en
  • GB475954A - A relay system for measuring the time of the continuous flow of an electric current : en
  • SU51678A1 - Pump Letestyu, descending into the well for pumping on a wire rope : en ru
  • GB475926A - Improvements relating to apparatus for pneumatically conveying tobacco to tobacco working machines : en
  • GB476024A - Improvements in or relating to high frequency transmission systems : en
  • FR821239A - Deodorizer : en fr
  • DE653608C - Control for injection molding machines operated with liquid pressure : de en
  • DK53923C - Procedure for softening and subsequent fixing of stitches in knitwear and similar fabrics, preferably of artificial silk. : da en
  • DE653720C - Compressor valve, especially for refrigeration machines : de en
  • PL25635B1 - Tape dryer, drying the ink. : en pl
  • CH194241A - Clamping device for connecting two bodies sitting on top of one another with sliding surfaces. : de en
  • FR821207A - Ceiling mount device : en fr
  • FR821218A - Cards for advertising sales and method of making : en fr
  • DE653864C - Device for displaying the altitude of an aircraft over the landing area with the help of light cones : de en
  • SU52067A1 - Drilling tool : en ru
  • DE653851C - Process for producing noise-free sound recordings in amplitude writing : de en
  • GB475924A - An alternative control for the feed and rapid adjustment of machines : en
  • CH194235A - Ring-blade saw for cutting wood. : en fr
  • US2100687A - Heating apparatus : en
  • SU53504A1 - A device for treating various substances : en ru
  • DE653357C - Absorption refrigeration machine working according to the absorption principle : de en
  • US2100597A - Combined chair and desk : en
  • FR821323A - Improvements to breaker-contactors : en fr
  • FR821425A - One-piece metal framing strip with high load bearing capacity : en fr
  • SU53523A1 - Method of making cadmium electrode for alkaline batteries : en ru
  • CA370247A - Enzymatic preparation production : en fr
  • FR821343A - Steering device for cars where the suspended part tilts inward in curves : en fr
  • CH194154A - Taburett usable as a children's table. : de en
  • SU52106A1 - Compression Tester : en ru
  • US2100436A - Printing : en
  • US2100438A - Method for making stop cocks : en
  • US2100981A - Construction of billiard tables : en
  • SU52171A1 - Loading machine : en ru
  • USD107305S - Design for a dress : en
  • US2100383A - Truck tank and cab : en
  • US2100681A - Safety gas-burner : en
  • FR821312A - New skill game : en fr
  • SU50971A1 - The method of obtaining asphalt : en ru
  • DE653681C - Cleaning device for sweeping purposes with an electrically chargeable friction body : de en
  • PL25715B1 - : en pl
  • AU61737A - Improvements inthe manufacture of collapsible gates : en
  • CH194155A - Device to avoid constant covering and unattended getting of small children in cots. : de en
  • GB476107A - Improvements relating to golf-club bags : en
  • US2100369A - Textile materials and method of making same : en
  • US2100683A - Die construction : en
  • SU52037A1 - Clamp rope clamp : en ru
  • SU52212A1 - Device for indicating the progress of the production process : en ru
  • CA370323A - Flushing ball valve : en fr
  • CH194304A - Signal system for operation with visible and infrared rays. : de en
  • CH194115A - Device for cleaning the outside of manure hoses. : de en
  • CH194189A - Process for the preparation of a black disazo dye. : de en
  • CH194243A - Built-in flush valve with pipe interrupter. : de en
  • US2100832A - Mold for making hollow articles from plastic materials : en
  • PL25703B1 - A chair that can be converted into a sunbed. : en pl
  • CA370301A - Elastic plaster bandage : en fr
  • SU52255A1 - Side grouser : en ru
  • DE653641C - Device for automatic control of the setting of hydraulically operated weirs : de en
  • DE653769C - Method and device for hardening glass : de en
  • AU488636A - Improvements in or relating to spring seats or upholstery : en
  • CH194215A - Closing device, in particular for gas protection systems. : de en
  • GB476333A - An improved multiply sheet material suitable for use in buildings, furniture, and the like : en
  • SU52189A1 - Silicon Transformer Steel : en ru
  • DE653773C - Concave made of sieve plate or wire mesh with square cross bars consisting of two parts : de en
  • CH194367A - Disposable mercury cathode rectifier tube with a discharge vessel made from metal parts and glass parts fused to them in a vacuum-tight manner. : de en
  • FR821414A - Acid dyes and their production process : en fr
  • SU54172A1 - Method for production by electrolysis of lead sponge or lead glue : en ru
  • US2100799A - Motor compressor : en
  • US2100327A - Pasteurizing system : en
  • US2100539A - Antiskid device : en
  • SU52215A1 - Vomer for narrow seeding : en ru
  • SU52138A1 - Moving device for dressing grain, coal and similar bulk materials : en ru
  • CH194202A - Sheet for steep view cards. : de en
  • SU51859A1 - The method of obtaining artificial resin : en ru
  • PL25658B3 - Wrought iron boiler for central heating, made of tubular sections. : en pl
  • CH194363A - Process for the production of a new azo dye. : de en
  • US2100999A - Lipstick container : en
  • GB476086A - Method of producing freely wound coils for electrical measuring instruments : en
  • CH194322A - Anti-slip device for tractor wheels. : en fr
  • US2100838A - Drying tunnel : en
  • USD107250S - Design for a padlock : en
  • US2100477A - Washrag holder : en
  • US2100888A - Collapsible paper funnel construction : en
  • SU52203A1 - Remote Level Meter : en ru
  • US2100649A - Audible indicating adjusting device : en
  • US2100932A - Brassiere and foundation garment : en
  • GB476109A - Improvements in and relating to the production of malic acid and its compounds : en
  • US2100946A - Suspension arrangement for screw fan rotors : en
  • CA370290A - Faucet : en fr
  • CH194157A - School desk. : en fr
  • PL25653B1 - A method of producing mechanical vibrations in specific directions and a device for carrying out this method. : en pl
  • PL25724B1 - A motor vehicle or tractor with three or more driving axles. : en pl
  • US2100713A - Covered ladle : en
  • CH194350A - Process for the preparation of a new derivative of an azo dye. : de en
  • GB476036A - Improvements in or relating to machines for interfolding sheets of paper : en
  • SU50871A1 - Talking clock : en ru
  • PL25626B1 - A method of producing durable detergents containing carbohydrate. : en pl
  • USD107299S - Design for a dress : en
  • DE653712C - Two-stroke internal combustion engine, especially a diesel engine, with one-sided reverse slot flushing : de en
  • SU50704A1 - Apparatus for testing leather and similar materials for wear : en ru
  • US2100670A - Apparatus for the separation of solid materials of different specific gravities : en
  • DE653498C - Billing machine controlled by punch cards : de en
  • SU51460A1 - Thresher : en ru
  • SU51549A1 - Cleaver for cutting round discs into small pieces : en ru
  • US2100429A - Process for solvent extraction of oils : en
  • US2100623A - Decoy : en
  • US2100990A - Liquid dispensing apparatus : en
  • DE653845C - Device on pull magnets for pressing together your sheet metal lamellas perpendicular to the lamellar plane : de en
  • USD107282S - Design for a chair : en
  • US2100966A - Insect trap : en
  • US2100609A - Control means : en
  • DE653859C - Viewfinder for photographic chambers : de en
  • SU52045A1 - The method of separation of coal into fractions of different specific gravity : en ru
  • US2100604A - Instrument mounting : en
  • US2100969A - Making artificial threads : en
  • SU52082A1 - Method of preparing molybdenum catalyst for hydrogenation of heavy hydrocarbons : en ru
  • DE653726C - Filling device for overfilling carbonic acid : de en
  • DE653652C - Manufacture of cerium oxygen compounds : de en
  • DE653701C - Locking nut for door locks with attachable cylinder lock : de en
  • GB476163A - Resilient product and method of manufacture thereof : en
  • US2100351A - Process of making plastic substances and product obtained : en
  • SU51896A1 - The method of obtaining the average sodium phosphate from ferrophosphorus : en ru
  • US2100659A - Radio apparatus : en
  • SU53357A1 - Bimetallic thermocontact device : en ru
  • SU54055A1 - Bilateral amplifier with an angi-generator : en ru
  • US2100641A - Convertible table and cabinet : en
  • US2100621A - Reamer : en
  • US2100652A - Tape machine : en
  • US2100741A - Material feeding mechanism : en
  • CH194142A - Air heater. : en fr
  • SU51850A1 - Polishing drum : en ru
  • US2100945A - Machine tool : en
  • DE653791C - Process for chrome tanning : de en
  • DK53925C - Monitor for Electron Beam Tube and Procedure for Its Manufacture. : da en
  • CA370214A - Deacetylated chitin composition : en fr
  • FR821258A - Development of dropper tubes : en fr
  • FR821404A - Illuminated control switch : en fr
  • SU52221A1 - Cotton harvesting machine : en ru
  • US2100936A - Speed changing device : en
  • FR821365A - Sleeve pipe joint : en fr
  • FR821410A - Improvements to curved, variable, airplane wings : en fr
  • GB476141A - Improvements relating to regulating devices for internal combustion engines : en
  • CH194343A - Process for the production of a new textile auxiliary. : de en
  • AU102572B2 - Improved scanning disc for picture transmission, television or like systems : en
  • AU102576B2 - Vulcanization of rubber : en
  • AU102562B2 - Improvements in or relating to electric discharge tubes : en
  • SU52257A1 - Locking device in case of a break in the centralized arrow : en ru
  • CH194321A - Small car. : de en
  • GB476125A - Improvements in or relating to rollers for conveyor furnaces : en
  • CH194325A - Drum brake for road vehicles. : en fr
  • CH194177A - Sterilization cap on canning containers. : de en
  • PL25649B1 - Method for producing butanol from ethyl alcohol. : en pl
  • BE424061A - : en
  • SU51455A1 - Device for reversing devices to communicate the movement of ships by the reaction of water ejected in the direction opposite to the movement of the vessel : en ru
  • AU102549B2 - An adjustable drenching device : en
  • CH194227A - A method of manufacturing and assembling a plate and an anchor bridge for a clockwork movement. : en fr
  • AU102586B2 - Nozzle for atomizing cement slurry : en
  • SU51809A1 - Machine for drilling railroad embankments : en ru
  • SU52075A1 - Method for separating zirconium oxide hydrate : en ru
  • US2100458A - Electrical circuit with modulating or rectifying devices : en
  • US2100917A - Bicycle lock : en
  • US2100939A - Hand tool for making joints on tubular members : en
  • DE653890C - Device for loosening ice bodies : de en
  • US2100543A - Spring structure : en
  • US2100938A - Mirror for vehciles : en
  • DE653799C - Scaffolding clamp with a U-shaped coupling link : de en
  • US2100748A - Power transmission : en
  • US2100850A - Hair curler : en
  • US2100974A - Soldering preparation : en
  • FR821271A - Acceleration and brake pedal : en fr
  • FR821342A - Wetting agents and method of improving the wetting power of mercerizing liquors : en fr
  • DE653831C - Burner tip with exchangeable nozzle insert : de en
  • US2100310A - Power take-off : en
  • DK53945C - Six-wheel motor vehicle with steerable front and rear wheels. : da en
  • FR821307A - Improvements to compressed air production installations, in particular on board aircraft : en fr
  • GB476089A - Internally cooled valve for internal combustion engines : en
  • GB476329A - A process for the manufacture of organic addition compounds containing heavy metals : en
  • FR821356A - Improvements to reverse gear locking mechanisms or freewheel clutches : en fr
  • US2100472A - Barge : en
  • US2100475A - Spring seat construction : en
  • US2100481A - Fan : en
  • US2100515A - Telephone system : en
  • US2100930A - Paper cutting apparatus : en
  • DE653753C - Device for turning and switching the headlights of all kinds of motor vehicles by means of an electric motor : de en
  • US2100550A - Emergency shut-off valve : en
  • SU51443A1 - A method of manufacturing concrete and reinforced concrete stair steps : en ru
  • GB476172A - Improvements relating to the felting and fulling of textile materials : en
  • FR821317A - Explosion turbine : en fr
  • SU51223A1 - Steam gauge : en ru
  • SU51656A1 - The method of reducing the vapor content in steam generators with continuous blowing : en ru
  • CH194148A - Polishing device. : en fr
  • SU52074A1 - Separator for the enrichment of asbestos rock : en ru
  • CA370313A - Electric furnace electrode control : en fr
  • DE653637C - Ball game with pushbuttons for moving rolling bodies : de en
  • AU102543B2 - Improvements in tube push benches : en
  • FR821181A - Improvements to control circuits and in particular to tuning circuits. s. f. : en fr
  • CA370223A - Cellulose derivative drying method : en fr
  • CA370264A - Mercaptan production : en fr
  • CH194223A - Lever escapement for Roskopf clocks. : de en
  • CA370208A - Electric discharge lamp device : en fr
  • US2100691A - Method for the conditioning of flour : en
  • SU52123A1 - The device for otsyasyviya val on kardmashiny on the go : en ru
  • US2100772A - Heater : en
  • US2100500A - Telephone unit : en
  • SU53368A1 - Device for adjusting the selectivity of a gang-filter using cathode lamps, used to change the attenuation and the connection between the circuits : en ru
  • USRE20566E - Electrical heating unit : en
  • BE424076A - : en fr
  • BE424139A - Tennis racket : en fr
  • CH194121A - Sorting machine for fruits, potatoes, beets, grain etc. : de en
  • CA370203A - Instrument support : en fr
  • US2100766A - Heater : en
  • US2100965A - Pitman : en
  • PL25680B1 - Bearings or joints for individual or grouped levers or similar parts in typewriters. : en pl
  • SU52107A1 - Device for gradual release of Westinghouse system brakes : en ru
  • SU52027A1 - Steam distribution mechanism for direct action machines (compressors, water pumps, etc.) : en ru
  • US2100627A - Tire vulcanizing core : en
  • CH194139A - Connection piece for windows and doors. : de en
  • SU51965A1 - Oil filled insulator : en ru
  • SU52220A1 - The method of annealing ductile iron : en ru
  • DE653775C - Display device for fire extinguishers with pressurized extinguishing fluid : de en
  • AU102537B2 - Improvements in pipe cleaning devices : en
  • CA370318A - Jam, marmalade or preserves : en fr
  • CH194333A - Coupling that can be released under load, especially for aircraft controls. : de en
  • GB475939A - Improvements in cartons : en
  • GB476023A - Improvements in and relating to polarisation filters : en
  • SU53359A1 - Device for direct stabilization of high-power cascades of transmitters using piezoelectric stabilizers : en ru
  • AU102569B2 - Improvements in or relating to the control and regulation of electric currents : en
  • AU4637A - Improvements in elevator control systems : en
  • CH194147A - Rubbing device for cleaning floors, household items and the like. : de en
  • AU102570B2 - Improvements in methods of and apparatus for clarifying, separating and deodorizing milk and cream : en
  • CH194313A - Container set with device for combining the containers to form a portable stack. : de en
  • SU51649A1 - Rubber cable mass : en ru
  • US2100665A - Temperature controlled safety electric switch : en
  • US2100814A - Manifolding book : en
  • US2100925A - Animal trap : en
  • FR821301A - Shoe stiffening device : en fr
  • US2100885A - Method for producing metallic wheels : en
  • FR821289A - Contactor : en fr
  • BE423899A - : en
  • CH194272A - Electric discharge tube. : de en
  • FR821165A - radiography anti-diffuser screen : en fr
  • DE653781C - Device for filling containers with liquefied combustible gases, for example propane : de en
  • DE653883C - Process for the preparation of adrenal cortex preparations which are free from 1- (3,4-Dioxyphenyl) -2-methylaminoethanol-1 : de en
  • BE424156A - : en
  • FR821223A - Disc brake for vehicles : en fr
  • GB475885A - Improvements in or relating to electric fires : en
  • SU54310A1 - Adaptation to the wind-up mechanism of Morse telegraph apparatus : en ru
  • GB476069A - Improvements in and relating to audio frequency amplifiers, such as those of wireless receiving sets : en
  • US2100455A - Fruit splitter : en
  • US2100637A - Combination implement : en
  • DE653664C - Battery charging circuit for vehicles with several internal combustion engines : de en
  • GB476198A - Improvements relating to the application of sections of material to a running web : en
  • FR821325A - Method and device for forming relief patterns on fabrics : en fr
  • FR821327A - Product to be spread on the ground to prevent slipping on the ice : en fr
  • FR821391A - Automatic firearm : en fr
  • GB476189A - Improvements in the manufacture and production of secondary, mixed aliphatic-cyclic alcohols : en
  • GB475906A - Process for the production of novel discharge effects on cellulosic fabrics : en
  • GB476020A - Improvements in or relating to very high frequency electron discharge device oscillator arrangements utilizing secondary emissive effects : en
  • SU52140A1 - Bale wrapping machine for compressed newspapers, etc. : en ru
  • US2100319A - Dental or surgical instrument : en
  • CH194361A - Process for the production of a new azo dye. : de en
  • FR821440A - Corkscrew combined with a holder : en fr
  • GB476101A - Improvements in road and rail motor vehicles : en
  • SU52116A1 - Double wagon scales : en ru
  • GB476162A - Improvements in and relating to sleeping bags : en
  • GB476199A - Oil burners : en
  • DK53937C - Bracket or Bracket part. : da en
  • AU81037A - Improvements in blowfly traps : en
  • BE424147A - : en
  • AU102516B2 - Process forthe production of lubricating oils : en
  • DE653696C - Method for producing weather-resistant announcement, direction or similar metal signs : de en
  • DK53931C - Electrical Switch. : da en
  • GB476147A - Improvements in telescopes : en
  • SU51745A1 - Device for actuating sandboxes when braking a train : en ru
  • PL25687B1 - Pupina coil box. : en pl
  • SU51609A1 - Asynchronous short-circuited motor with pole number switching : en ru
  • US2100892A - Well reamer : en
  • FR821382A - Bars and other molded resin parts with homogeneous gloss and their manufacturing process : en fr
  • DE653771C - Method of making zipper links : de en
  • DE653866C - Spindle for spraying switching elements and like : de en
  • CH194285A - Time recorder. : de en
  • CH194336A - Manure stirrer. : de en
  • FR821388A - Apparatus intended to separate from a moving fluid the materials which it entrains : en fr
  • GB476128A - Improvements in or relating to gelatin products and methods of drying gelatin : en
  • DK53941C - Conversion device for internal combustion engines. : da en
  • CA370265A - Electric speedometer : en fr
  • CH194198A - Process for the production of a fertilizer. : de en
  • CH194261A - Stepping mechanism with remote control device. : de en
  • AU102587B2 - Method of and means for generating synchronisation impulses in television transmission arrangements with braun tubes : en
  • CA370246A - Molten metal spraying apparatus : en fr
  • PL25723B1 - A method for introducing a single thread in a needle grapple loom and an apparatus for carrying out the method. : en pl
  • US2100492A - Pneumatic sheet material and method of making : en
  • AU58037A - Improvements in or relating to electric discharge tubes : en
  • CH194254A - Refrigerator appliance. : en fr
  • US2100354A - Treatment with hydrogenating gases of distillable carbonaceous materials : en
  • US2100704A - Television reception arrangement with braun tubes : en
  • US2100676A - Fuel system for combustion engines : en
  • US2100734A - Mill and classifier : en
  • US2100869A - Garment : en
  • GB476330A - Improvements in illuminated display apparatus : en
  • SU50987A1 - The method of obtaining barite or alkali-lime glass : en ru
  • SU52126A1 - Roofing compactor for spinning machines : en ru
  • USD107302S - Design for a dress : en
  • GB476099A - Improvements in and relating to vehicle actuated means for opening and closing doorsor gates : en
  • SU51992A1 - The device for removing the profile of the rear fillet of the neck of the car axle : en ru
  • US2100790A - Machine gun mount : en
  • DE653825C - Circuit arrangement for telephone systems : de en
  • CH194200A - Process for the production of pulp. : de en
  • CH194220A - Secondary counter on a fuel dispenser. : de en
  • CH194234A - Metal-coated molding. : de en
  • AU490036A - Improvements in or relating to means for forming glass bottles jars andthe like : en
  • US2100532A - Fluoro compounds of anthraquinone-2, 1-benzacridone : en
  • US2100339A - Opening device : en
  • US2100328A - Electrical pasteurizing process : en
  • US2100445A - Trail builder : en
  • USD107219S - Design for an ashtray : en
  • PL25620B1 - A method of producing carbon black from gaseous hydrocarbons. : en pl
  • SU52076A1 - The method of obtaining dimethyl-paraphenylenediamine : en ru
  • CH194271A - Electronic multiplier. : en fr
  • CH194360A - Process for the preparation of an azo dye. : de en
  • SU50794A1 - Table to drill for drilling in the ball radial holes : en ru
  • US2100669A - Centrifugal separating machine and method of treating sludges : en
  • DE653880C - Cantilever taxiway for aircraft : de en
  • FR821208A - Method and device for separating solids of various particle sizes contained in a liquid, especially in the manufacture of starch : en fr
  • GB475942A - Improved manufacture of solid diazonium salts : en
  • GB476140A - An improved licence holder or the like for motor vehicles : en
  • DE653811C - Process for conveying liquids : de en
  • GB475980A - Improvements in and relating to gas masks : en
  • DE653715C - Method for attaching the contact material to the contact point of rivets formed from base metal with a double layer : de en
  • DE653719C - Process for compressing the coal feed in coking chamber furnaces : de en
  • FR821293A - Installation for the stabilization of the emission of spectral radiations : en fr
  • FR821359A - Automatic lifting device for tanning plants : en fr
  • FR821401A - For converting fuel oil into a clear liquid for combustion, mainly for lighting and all other uses : en fr
  • GB475904A - Improvements in or relating to holders for toilet paper cartons : en
  • US2100527A - Preparation of amino-halogen anthraquinones : en
  • CH194158A - Furniture, such as buffet, combination furniture, secretary, etc., with a flap door that closes off an interior and can be used as a desk pad when folded down. : de en
  • PL25647B1 - Cast iron radiator. : en pl
  • AU167037A - Improvements in refrigerators : en
  • CH194295A - Method for sharpening receivers in wireless reception technology. : de en
  • FR821159A - Improvements to toasters and similar grills : en fr
  • GB476339A - Vehicle brake : en
  • GB476182A - Improvements relating to collapsible-tube containers : en
  • SU51801A1 - A machine for sewing heavy material, for example grinding wheels from textile waste. : en ru
  • FR821171A - Automatic electric device for board game or others : en fr
  • US2100846A - Cutter for sheet material : en
  • SU51750A1 - The method of producing sorbitol : en ru
  • US2100425A - Lacquer solvent and thinner : en
  • USD107232S - Design for a fraternal charm or sim : en
  • CH194262A - Control device for distributing the load. : de en
  • GB476721A - Improvements in and relating to radio direction finding apparatus : en
  • GB476073A - Improvements in and relating to the concentration of latex : en
  • GB476226A - Improvements in or relating to screw propeller devices : en
  • FR821280A - Optical system and lighting apparatus including application : en fr
  • GB475987A - Improvements in tyres for wheels : en
  • GB476305A - Improvements in or relating to apparatus for cycle race games : en
  • FR821384A - Servo brake mechanism for vehicles and similar applications : en fr
  • SU53379A1 - Speaker : en ru
  • SU54112A1 - Star-type two-stroke internal combustion engine with piston purge pumps : en ru
  • DE653787C - Protective device for any number of parallel lines : de en
  • DE653854C - Method and device for the automatic determination and control of the fat content of cream coming from centrifugal machines or a mixture of cream and skimmed milk : de en
  • FR821185A - radiography anti-diffuser screen : en fr
  • CH194319A - Wheel drive for motor vehicles. : de en
  • FR821161A - Vaporizer improvement : en fr
  • FR821418A - Elastic suspension for motor cars : en fr
  • FR821219A - Improvements to so-called "moulder" machines for bakery and pastry making : en fr
  • PL25655B1 - A way of making a colored inscription or drawing on the mirrors. : en pl
  • SU53516A1 - Method of forming thin namaz battery plates : en ru
  • US2100489A - Fan : en
  • US2100730A - Animal clamp : en
  • DE631805C - Device for radio beacons with swiveling of the directed radiation in the rhythm of identification signals : de en
  • USD107298S - Design for a dress : en
  • DE653757C - Machine for inserting square eyelets : de en
  • GB476200A - Improvements in sealing containers such as milk bottles : en
  • FR821297A - Process for the treatment of cellulosic material : en fr
  • GB476051A - Portable starting gate, for schooling race horses : en
  • PL25702B1 - Embedding of the shafts. : en pl
  • SU51555A1 - Support device for the lying field : en ru
  • SU51628A1 - The method of obtaining polynitrophene derivatives of 4-sulfonic acid diphenyl ether : en ru
  • US2100972A - Air compressor : en
  • DE653680C - Process for the preparation of a vaccine for newborn animals to be vaccinated against trypanosomes : de en
  • DE653636C - Sandblasting blower : de en
  • US2100905A - Generator regulation : en
  • SU51653A1 - Grain Combine : en ru
  • FR821360A - Improvements to electricity generators : en fr
  • FR821369A - Improvements to guns and similar devices for airplanes, motor boats, ships, etc. : en fr
  • US2100503A - Manufacture of pipe blanks : en
  • DK53928C - Telephone system. : da en
  • DE653478C - Smoldering furnace for coal : de en
  • PL25691B1 - The method of regeneration of used decolorizing powders. : en pl
  • AU102542B2 - An improved composition for inhibiting the growth of ruston iron or steel surfaces : en
  • CA370285A - Resilient heel : en fr
  • AU102528B2 - Improved parasiticidal compositions and their manufacture : en
  • DE653672C - Safety device for converters that are controlled by synchronous contact devices : de en
  • US2100540A - Pressure fluid motor : en
  • US2100857A - Device and method for acquiring rhythm in study of music : en
  • US2100430A - Manufacture of soles : en
  • US2100985A - Molding apparatus : en
  • US2100508A - Dropping board and roost for poultry : en
  • US2100389A - Flow control for urinals and the like : en
  • US2100721A - Buried type distribution transformer : en
  • GB475891A - Improvements in or relating to pressure gauges and air chucks for use with compressed air or similar fluid : en
  • GB476032A - The manufacture of condensation products from diazines and aldehydes : en
  • DE653848C - Feather bite : de en
  • FR821190A - Device to prevent theft or unauthorized use of cycles, motorcycles and other vehicles : en fr
  • FR821432A - Rail traffic control device : en fr
  • GB476021A - Improvements in or relating to insect screens : en
  • GB476381A - Improvement in side combustion chamber internal combustion engines : en
  • PL25689B1 - A method of increasing the gloss of zinc surfaces. : en pl
  • FR821399A - Liquid faucet : en fr
  • GB475940A - Improvements in and relating to single hen batteries : en
  • DK53948C - Device for hair clippers with replaceable knife head. : da en
  • DE653609C - Garden umbrella with a base and a multi-part table top that is detachably attached to the umbrella pole : de en
  • DE653617C - Jacket for furnace inserts for space heating ovens : de en
  • DK53940C - Automatic Stop Mechanism for Gramophones. : da en
  • FR821247A - Process for the clarification of musts and similar extracts : en fr
  • FR821367A - Process for obtaining very shiny hollow bodies formed from cellulose-based products and other plastic masses : en fr
  • GB476019A - Rolling ring for the brake cylinders of pneumatic brakes : en
  • GB476035A - Improvements in or connected with writing pencils and the like : en
  • CH194123A - Methods of controlling pests. : de en
  • PL25643B1 - Device for transferring tens in calculating machines. : en pl
  • PL25659B1 - A angle meter with a ruler. : en pl
  • SU50961A1 - Curve Breaker : en ru
  • SU52261A1 - Device for forced shutdown of the drawing drum : en ru
  • SU53963A1 - Method and machine for pleating fabrics : en ru
  • DE653867C - Device for cutting or crushing tobacco or the like. : de en
  • GB475986A - Improvements in collapsible screw threading taps for pipe couplings : en
  • FR821358A - Provision applicable to lingerie and clothing articles : en fr
  • DE653610C - Device for the mutual locking of telescoping tubes, in particular telescopic umbrella sticks which can be pushed together : de en
  • US2100591A - Combined locking and supporting means for doors : en
  • SU51507A1 - Aggregate for cleaning cotton from litter : en ru
  • US2101002A - Mounting for slicer blades : en
  • SU51614A1 - The method of vulcanization of microporous rubber soles : en ru
  • DE653716C - Photographic release film with an auxiliary carrier and a permanent carrier for the photographic layer : de en
  • DE653888C - Method and device for filling the oil container of a direct current compressor for refrigeration machines : de en
  • US2100807A - Apparatus for cleaning the screen in a well : en
  • PL25672B1 - A method of producing an oil suitable especially for use in the textile and tanning industry. : en pl
  • US2100314A - Liner for bearings : en
  • US2100482A - Filter : en
  • US2100629A - Transmission : en
  • US2100958A - Dry masonry : en
  • DE653611C - Umbrella frame with telescopic pole and roof pole parts that can be pushed together : de en
  • FR821278A - Automatic dispensing, closing and dosing container for granules, powders or liquids, for domestic use : en fr
  • FR821188A - Gas burner : en fr
  • GB476116A - Improvements relating to handles for cooking utensils : en
  • GB476166A - Improvements in or relating to machines for making brooms and brushes : en
  • SU51767A1 - Method for extracting rare earths from apatites with phosphoric acid : en ru
  • GB476149A - Compensating wheeled structure : en
  • US2100343A - Fluid actuated device : en
  • USD107251S - Design for a file display box : en
  • CH194307A - Photographic tape for tourist and industrial advertising. : en fr
  • CH194247A - Water motors, in particular for washing machines. : de en
  • US2100653A - Control system : en
  • US2100968A - Manufacture of organic sulphur compounds : en
  • SU51410A1 - A method of making layered decorative materials and haberdashery : en ru
  • CH194210A - Skis with metal edges. : de en
  • USD107246S - Design for a pood cutting board : en
  • AU102546B2 - Improvements in telephone or like systems : en
  • BE423932A - : en
  • CH194347A - Process for the preparation of a new derivative of an azo dye. : de en
  • CH194134A - Process for the preparation of a tar-asphalt emulsion. : de en
  • US2100720A - Letter tray : en
  • AU102535B2 - Improvements in or relating to photosculpture : en
  • SU50993A1 - Method of gluing rubber parts to non-rubberized textile materials without spreading them with glue : en ru
  • US2100810A - Transmission : en
  • CH194203A - Machine for melting and composing movable type printing. : en fr
  • AU490736A - Scanning system : en
  • CA370317A - Aircraft engine controlling means : en fr
  • DE653762C - Dry process : de en
  • AU102575B2 - Electric welding : en
  • US2100788A - Circuit breaker : en
  • US2100813A - Tank cleaner : en
  • SU51749A1 - Irrigation device for scubbers and other gas washers : en ru
  • SU51989A1 - Anti-friction alloy : en ru
  • SU51925A1 - Method for quantitative determination of tannid content in tanning juices and extracts : en ru
  • US2100603A - Crankcase assembly and method of making the same : en
  • FR821298A - Method of attacking bauxite and other aluminous materials by leaching : en fr
  • FR821398A - Improvements to metal bands of cartridges : en fr
  • AU102581B2 - Improvements in or relating tothe manufacture of textile materials : en
  • SU52300A1 - Tool for clamping the weaving loom roller to the shaft : en ru
  • AU102564B2 - Improvements in blowfly traps : en
  • CH194230A - Process for the production of elongated construction material from deformable materials. : de en
  • DE653772C - Process for the extraction of vanadium from ores or slags : de en
  • PL25605B1 - Device for feeding gas nozzles in internal combustion engines with liquid fuel. : en pl
  • US2100898A - Lung exercising toy : en
  • US2100983A - Nonrefillable container : en
  • DE653616C - Workbench for attachment to stepladders : de en
  • DE653759C - Package winder for the production of truncated cone packages : de en
  • FR821354A - Profile rail joints : en fr
  • SU51278A1 - Portable handheld machine for boring conical breathing holes : en ru
  • SU51574A1 - Method of making electrical contacts : en ru
  • CH194224A - Self-winding watch movement. : en fr
  • SU54062A1 - The method of heating bushing insulators to protect them from moisture, etc. : en ru
  • USD107221S - Design fok a textile floor covering : en
  • BE424227A - Method and device for coating internal surfaces of iron tubes with molten non-ferrous metal : en fr
  • CH194328A - Railway train with single-axle wagons and at least one multi-axle wagon in between. : de en
  • DE652113C - Fountain pen with a piston receiving elastic sealing bag which can be moved by a piston rod : de en
  • DE653840C - Device for discharging the exhaust gases for vehicles with steam or internal combustion engine drives : de en
  • PL25639B1 - Electric discharge lamp. : en pl
  • SU52286A1 - Device for suspension of bushings of insulators on supports of overhead transmission lines : en ru
  • US2100901A - Method of making a carburizing box with centrifugally cast side walls : en
  • GB475880A - Improved detergent : en
  • GB475886A - Improvements in or relating to tubular steam generators : en
  • DE653678C - Fireplace with inner walls : de en
  • SU51594A1 - A way to pour glass products : en ru
  • US2100998A - Preservation of rubber : en
  • AU155237A - Improvements in extensible pipe-joints for beer-lines andthe like : en
  • BE424051A - : en
  • GB476195A - Method and device for continuously generating motive fluid and supplying the same to combustion fuel turbines and the like : en
  • US2100601A - Tying machine : en
  • US2100469A - Germicide and fungicide composition : en
  • CH194358A - Process for the preparation of a water-insoluble azo dye. : de en
  • PL25710B1 - A method of making a marijuana stalk. : en pl
  • SU51683A1 - Snow blower : en ru
  • US2100479A - Apparatus and method of making expanded cement articles : en
  • US2100804A - Drive for calculating machines : en
  • USD107294S - Design for an archer s glove : en
  • SU52095A1 - Device for annealing the ends of metal tubes, rods and tapes : en ru
  • AU102582B2 - Improvements in platform type conveyors : en
  • DE653694C - Stocking stand with interior lighting : de en
  • US2100789A - Portable play pen for children : en
  • GB476117A - Improvements in and connected with divisions for limousines and like automobile bodies : en
  • USD107297S - Design for a dress : en
  • US2100381A - Stabilizer structure for automobiles : en
  • US2100501A - Bag holder : en
  • US2100750A - Foldable box and blank therefor : en
  • USD107253S - Design for a shoe sole : en
  • USD107277S - Design for a textile flooh covering : en
  • PL25648B1 - A method of increasing the lint resistance of materials made of fibers containing cellulose. : en pl
  • SU52078A1 - Trolley with lifting and outlet platform for installation and removal of wagon dynamos : en ru
  • GB475970A - Improvements in or relating to self-filling fountain pens : en
  • CH194204A - Stereotype casting machine. : de en
  • DE653812C - Trailer coupling for road tractor with low frame : de en
  • US2100363A - Animal trap : en
  • US2100673A - Device fob the combined control of : en
  • US2100476A - Spring seat construction : en
  • US2100848A - Feeder control mechanism : en
  • CA370201A - Clutch : en fr
  • CH194222A - Optical device making it possible to emit current pulses of frequency proportional to the sum or to the difference of the rotational speeds of two moving parts. : en fr
  • CH194293A - Receive circuit. : de en
  • DK53927C - Procedure for Reproducing Telephone Messages. : da en
  • GB475899A - Improvements in apparatus for the application of screw stoppers to bottles : en
  • US2100344A - Buffing hood : en
  • PL25704B1 - Self-feeder comb regulator for carding machines. : en pl
  • PL25696B1 - Enamelling method. : en pl
  • US2100332A - Wear testing, measuring, and recording apparatus and method : en
  • SU53320A1 - The method of preparation of the concrete surface overlap under the plaster : en ru
  • CH194249A - Piston engine, in particular internal combustion engine. : de en
  • US2100987A - Pinking mechanism for sewing machines : en
  • PL25604B1 - Electric surge arrester with cathode fall. : en pl
  • US2101006A - Tarn change mechanism for knitting : en
  • USD107296S - Design for a dress : en
  • DK53952C - Made for Shooting Multiple Automatic Firearms. : da en
  • CH194161A - Device for the removable, but foolproof and rigid attachment of a handle to an object, in particular a brush. : en fr
  • US2100688A - Loom shuttle : en
  • CH194153A - Seating furniture with U-shaped bent springy side supports. : de en
  • CH194216A - Adjustment and centering device on drilling machines, in particular on fine boring mills. : de en
  • DE653839C - Liquid pump for conveying the liquid oxygen : de en
  • US2100368A - Handkerchief simulation : en
  • US2100399A - Powdered material applying apparatus : en
  • CH194122A - Oil-fired heater. : en fr
  • CH194267A - Safety device for interlocking power line protection relays in unstable conditions. : en fr
  • SU51935A1 - Device for automatic adjustment of the brake lever when the pads wear : en ru
  • US2100583A - Apparatus for preparing superphosphate : en
  • FR821303A - Highly selective radiotelegraph receiving system: for long and medium waves : en fr
  • CH194140A - Device for the manufacture of glass sheets by drawing. : en fr
  • PL25697B1 - The method of operation of metallurgical smelting furnaces, gas-fired and equipped with regenerators, and a device for carrying out this method. : en pl
  • SU51578A1 - The method of obtaining slag felt : en ru
  • US2100978A - Apparatus for measuring and delivering gas quantities reduced to a normal condition : en
  • PL25660B1 - A method of producing a metallurgical item. : en pl
  • SU52270A1 - Device for hot metal briquetting : en ru
  • DE653760C - Vehicle toy with facilities for the running wheels for independent cornering : de en
  • GB476167A - Improvements in and relating to display devices : en
  • GB475968A - Improvements relating to speed regulators for electric motors : en
  • GB475972A - Improvements relating to the supply of dyestuffs, alum and other materials in solution or suspension, to paper pulp during its passage to paper making machines : en
  • CH194277A - Electric chandelier. : de en
  • AU102578B2 - An improved device forthe retention and release of water in cisterns : en
  • CA370202A - Rubber product : en fr
  • USD107285S - Design for a tire : en
  • CH194187A - Process for the preparation of 6-ethoxyphenthiazthionium chloride. : en fr
  • DE653778C - Process for the preparation of basic esters of diphenyl acetic acid : de en
  • DE653756C - Section polishing machine with wax application device : de en
  • DE653717C - Especially for aircraft engines two-point engine suspension by means of damping bodies : de en
  • GB476108A - Electric systems for the automatic control of a variable condition : en
  • USD107248S - Design for wallpaper or similar : en
  • CA370242A - Aminoazaphenanthrene production : en fr
  • CA370266A - Staple fibre processing : en fr
  • SU52069A1 - A device for finishing plaster walls and cornices : en ru
  • US2100798A - Condensation products of carbenium compounds and process of preparing the same : en
  • AU46837A - Improvement in periodic voltage generator : en
  • CH194341A - Process for the preparation of an anthrapyridazine. : de en
  • US2100709A - Thermostatic regulator for gas heating : en
  • SU53940A1 - Method and device for protection from warping shafts during nitriding : en ru
  • US2100737A - Knee rest for vehicle seats : en
  • AU102556B2 - Improvements in or relating to variable condensers : en
  • US2100701A - Braun tube : en
  • US2100913A - Nonglare head lamp : en
  • GB475946A - Improvements in and relating to electric junction boxes : en
  • DE653785C - Variable resistor or potentiometer for radio technology : de en
  • US2100560A - Deep well pump : en
  • GB476214A - Auxiliary air admission device for internal combustion engines : en
  • US2100365A - Self-priming impeller pump for gas and fluid mixtures : en
  • FR821381A - Sprayer for spraying paints and other materials : en fr
  • GB476204A - Improvements in and relating to trousers, breeches and the like : en
  • GB476298A - Improvements in the manufacture and production of leuco esters of dyestuffs of the anthraquinonyl-azole series : en
  • FR821355A - Improvements to gathering devices for sewing machines : en fr
  • GB476230A - Improvements in bed-reciprocating motions : en
  • DK53956C - Apparatus for drying sludge and other materials. : da en
  • US2100366A - Valve : en
  • US2100453A - Tuning dial for radio sets : en
  • US2100612A - Trailer : en
  • GB476068A - Improvements in or relating to looms for weaving axminster carpets and like tufted pile fabrics : en
  • USD107263S - Design for a lady s handbag : en
  • USD107274S - Design fos a flashlight : en
  • SU53981A1 - Apparatus for spraying fuel exiting a carburetor idle nozzle : en ru
  • BE424216A - : en
  • US2100372A - Moving toy : en
  • US2100784A - Car door support : en
  • SU51533A1 - Device for dynamic seismograph research : en ru
  • SU52217A1 - The method of roasting zinc concentrates : en ru
  • US2100334A - Indicator : en
  • FR821395A - Immobilization device with safety arrangement, for the rudders of aerial locomotion vehicles : en fr
  • DE653718C - Process for the manufacture of roll film spools : de en
  • CA370300A - Refrigerator : en fr
  • FR821202A - High purity crystalline dextrose manufacturing process : en fr
  • GB476063A - Improvements in devices for personal wear for absorbing perspiration : en
  • US2100317A - Bow : en
  • PL25711B1 - Gas mask. : en pl
  • SU52275A1 - Device for measuring flowing fluid : en ru
  • US2100844A - Mattress tufting machine : en
  • BE423988A - Process for the production of volatile organic esters and products thereof : en fr
  • BE424032A - : en
  • BE424316A - : en
  • US2100448A - Collapsible tap : en
  • US2100674A - Convertible hoist : en
  • SU51988A1 - Pasting of cast-iron electrodes for cold welding of cast iron : en ru
  • PL25684B1 - Cinematographic projection apparatus for projecting films of various sizes and perforations. : en pl
  • SU51883A1 - Sheet thickness measurement during rolling : en ru
  • US2100466A - Means for promoting combustion in internal combustion engines : en
  • SU51699A1 - Spring End Grinding Machine : en ru
  • CH194253A - Tube screening wall for fireplaces. : de en
  • DE653818C - Skin removal knife disc : de en
  • CH194255A - Process for joining and repairing electrical cables, and cable treated by this process. : en fr
  • SU51904A1 - Method for determination of moisture content in gases : en ru
  • GB476157A - Improvements in grain separating machinery : en
  • CA370319A - Cable joint : en fr
  • FR821314A - Improvements to construction sites or supports for barrels, barrels and other containers : en fr
  • GB476168A - Improvements in the manufacture and production of compounds of the phthalocyanine series : en
  • CH194124A - Process for fixing covering elements on floors, walls or other supports. : en fr
  • DE647771C - Stiffening insert for cuffs : de en
  • DE653703C - Pendulum hinge : de en
  • DE653865C - Ship stabilization system : de en
  • SU53519A1 - Method for reducing reflectance of surfaces of transparent optical parts : en ru
  • US2100461A - Apparatus for cutting tire molds : en
  • PL25712B1 - Vending machine for the sale of food, tobacco and colonial goods, especially bottled drinks. : en pl
  • SU52023A1 - The method of producing divinyl : en ru
  • US2100775A - Welded box frame for vertical internal combustion engines : en
  • CH194181A - Platinum catalyst and process for making the same. : de en
  • CH194327A - Rolling system. : de en
  • SU51203A1 - The method of drying copper powder : en ru
  • SU52090A1 - Parosilov installation, working on a binary cycle : en ru
  • SU52794A1 - Heat exchanger : en ru
  • US2100645A - Corded tape for slide fasteners and the like : en
  • AU393936A - Vulcanization of rubber : en
  • CH194194A - Process for the production of the metal-free phthalocyanine. : de en
  • US2100312A - Transmission : en
  • US2100628A - Furnace cooler : en
  • US2100638A - Implement for cutting cable sheaths : en
  • CA370261A - Coating composition : en fr
  • CA370288A - Engine exhaust : en fr
  • CH194270A - Method for deflecting cathode rays with the aid of tilting vibrations and arrangement for carrying out the method. : de en
  • SU52172A1 - Turbulent feeder : en ru
  • USD107281S - Design for an outdoor weatherproof : en
  • AU102565B2 - A device for holding and delivering thread for hand sewing and analogous purposes : en
  • CH194284A - Valve for breathing apparatus, in particular for those with a lung-automatic oxygen supply valve. : de en
  • CH194342A - Process for the preparation of N-methylethyleneimine. : de en
  • US2100934A - Aircraft : en
  • USD107214S - Design for a sweater : en
  • DE653670C - Fire-weather protected plug device with socket switch and mutual locking between the plug device and the switch : de en
  • GB476565A - Improvements in or relating to electric condensers : en
  • SU52155A1 - Device for automatically checking the presence of a hole in the leg of an electric lamp : en ru
  • SU52190A1 - Gland for float regulators : en ru
  • US2100851A - Hair curler : en
  • SU53365A1 - Amplifier for centimeter waves : en ru
  • US2100863A - Electric valve circuit : en
  • US2101003A - Elastic strand : en
  • USD107276S - Design for a textile floor covering : en
  • US2100616A - Sash mounting : en
  • GB476055A - Improvements in and relating to band resistances for the continous regulation of heavy currents : en
  • GB476114A - Improvements in liquid level controls and/or indicators : en
  • IE14714L - Hydrogenation of carbonaceous materials; motor fuels : en
  • DE653638C - Box filling device for the ignition sticks ejected from a complete Zuendholz complete machine with a conveyor that moves past the ejection point for the boxes to be filled with the sticks : de en
  • DE653855C - Logarithmic calculator : de en
  • US2100311A - Core drill : en
  • US2100457A - Valve : en
  • US2100882A - Elevator gate : en
  • DE653786C - Arrangement for the automatic control of tapping transformers by means of grid-controlled steam or gas discharge sections : de en
  • CH194145A - Device on doors for keeping them closed and open. : de en
  • CH194290A - Number display device on automatic telephone set. : de en
  • AU479636A - Glass articles and method of making thesame : en
  • CA370255A - Garment : en fr
  • CH194186A - Process for the production of a new textile auxiliary. : de en
  • FR821295A - Improvements to cold machines : en fr
  • SU51916A1 - Double Drum Vertical Water Tube Steam Boiler : en ru
  • DE653684C - Roasting device for meat u. like : de en
  • FR821255A - Protection device and mode of control of a combat searchlight : en fr
  • FR821403A - Two-stroke turbo-combustion engine, the turbine of which uses energy from the exhaust gases : en fr
  • SU51774A1 - Fixture for cleaning the railroad rails and fasteners : en ru
  • CH194217A - Control device. : en fr
  • SU52056A1 - Plummet : en ru
  • US2100723A - Electron discharge device : en
  • US2100928A - Closure for wall openings : en
  • USRE20563E - Method of packing acid sulphates : en
  • DE653740C - Pulling device for blinds and similar curtains that can be moved horizontally on a tube : de en
  • GB475941A - Improvements in or relating to means for coiling metal strips : en
  • GB475969A - Improvements in or relating to apparatus for indicating the velocity of the wind : en
  • DE653836C - Device for separating the oil and rainwater that is driven along the inner surface of exhaust steam pipes : de en
  • GB476181A - Scanning disc for television transmitters : en
  • DE653691C - Making an extract from crustaceans : de en
  • US2100345A - Knitting machine : en
  • US2100797A - Electric discharge apparatus : en
  • US2100333A - Storage battery : en
  • US2101014A - Dry cleaning apparatus and fluid circulating system therefor : en
  • CH194260A - Process for the production of dielectrically low-loss ceramic insulating bodies containing magnesium silicate. : de en
  • DE653677C - Device for controlling upper air in combustion systems : de en
  • US2100581A - Spinneret treatment in the manufacture of artificial silk : en
  • US2100777A - Cable clamp : en
  • US2100787A - Process for fireproofing wood, and products therefrom : en
  • US2100793A - Vegetable peeler : en
  • US2101004A - Elastic strand : en
  • USD107216S - Design fob a handbag ob the like : en
  • CH194244A - Coupling device. : en fr
  • CA370283A - Mineral flotation : en fr
  • US2100796A - Pipe coupler : en
  • US2100971A - Plate glass carrying truck : en
  • US2100428A - Fishing rod and reel : en
  • US2100615A - Drill : en
  • US2100909A - Automatic roach trap : en
  • US2100893A - Automatic reclosing circuit breaker system : en
  • US2101008A - Mite killer attachment for bird cage perches : en
  • US2100951A - Filter : en
  • FR821180A - Hollow needle for upholstery and method for pricking upholstered furniture as well as mattresses and box springs with inner linings or elastic springs : en fr
  • FR821157A - Cage for unwinding and handling balls of twine, used in binder harvesters, and for packaging : en fr
  • GB475988A - Improvements in appliances for introducing medicaments into body cavities : en
  • GB476006A - Improvements relating to materials for rust-proofing metals : en
  • GB476091A - Improvements in or relating to motor vehicles having a central longitudinal chassis member : en
  • SU51805A1 - Overlap over bulk bin or hopper loading opening : en ru
  • US2100763A - Trotline rack : en
  • CA370284A - Moulded plastic : en fr
  • DE653869C - Overburden conveyor system : de en
  • GB476074A - Improvements in driving units for motor vehicles : en
  • CH194366A - Device for starting induction motors with short-circuited rotor. : de en
  • SU51279A1 - Tool for forging anti-theft : en ru
  • DK53939C - Games for Drawing the Fishing Net of the Water. : da en
  • GB476121A - Shower bath receptor : en
  • DE653647C - Lifting platform provided with support chain drive : de en
  • SU51536A1 - Relay : en ru
  • USD107233S - Design for a shoe : en
  • FR821197A - Improvements to selector gear shift mechanisms : en fr
  • AU102567B2 - Burner for hydrocarbon gases : en
  • US2100586A - Well cementing device : en
  • SU52136A1 - Paraffiner to round-stocking machines : en ru
  • FR821248A - Device for shaping the end of a metal wire : en fr
  • FR821300A - Fluid heating method and furnace : en fr
  • GB476001A - Method of charging constant volume explosion chambers particularly of explosion turbines and explosion turbine plants : en
  • GB476564A - Device for economical and practical use of washing blue : en
  • US2100729A - Towel dispensing apparatus : en
  • AU102538B2 - Improvements inthe manufacture of porous rubber : en
  • CH194114A - Soil cultivation implement for removing weeds. : de en
  • GB475893A - Method of and means for manufacturing fish-liver meal and oil from fish-liver : en
  • SU51584A1 - The method of obtaining the pressing compositions : en ru
  • SU52274A1 - Trolley counter : en ru
  • US2100385A - Treatment of textile and other materials : en
  • US2100918A - Adjustable nonslip ladder protector : en
  • DE653613C - Adjustable drawing table : de en
  • DE653615C - Food carrier : de en
  • US2100465A - Variable speed transmission unit : en
  • US2100771A - Combined billfold and key holder : en
  • GB476135A - Improvements relating to appliances for improving the appearance of the face : en
  • FR821321A - Rotary piston compressor, intended in particular for compressing air : en fr
  • FR821413A - Arc relay device : en fr
  • GB476061A - Improvements in or relating to folding pannelled structures convertible into articles of furniture : en
  • IE14883L - Aromatic ortho-hydroxy carboxylic acid derivatives : en
  • CA370308A - Gyroscopic navigational instrument : en fr
  • DK53930C - Method and Apparatus for Determining the Position of a Movable Body. : da en
  • BE424124A - : en
  • SU51003A1 - Boom for on and off disconnectors : en ru
  • SU52022A1 - Machine for the mechanical shourovka gas generators : en ru
  • DE653649C - Cutting shoe for the pit lining : de en
  • US2100657A - Switch : en
  • GB475956A - Improvements in or relating to steering gear : en
  • US2100320A - Spark plug : en
  • US2100491A - Gloves and mittens for miner's use : en
  • US2100556A - Weather strip : en
  • CH194180A - Device for carrying out adsorption processes. : de en
  • CH194281A - Process for the production of 1-ascorbic acid. : de en
  • GB476054A - Improvement in weighing scales : en
  • CH194219A - Thermometer. : de en
  • CH194320A - Transmission brake. : de en
  • US2100449A - Thread forming mechanism : en
  • SU52028A1 - Dry grinding machine : en ru
  • SU53841A1 - Device for automatic contactor starting of electric motors : en ru
  • SU52099A1 - Interfloor overlap : en ru
  • SU51220A1 - Apparatus for automatic control of pulp density : en ru
  • US2100427A - Automatic glare shield : en
  • US2100732A - Draft control means for fireplaces : en
  • CA370234A - Air conditioning apparatus : en fr
  • AU102559B2 - Multipactor oscillator : en
  • AU102551B2 - Improvements in and relating to electric water heaters : en
  • US2100376A - Taper-thread-cutting tool : en
  • USD107241S - Design for a skirt guard for a : en
  • DE631806C - Connection sleeve for wires, especially for electrical lines : de en
  • PL25608B1 - A method of producing oxidation products of male sex hormones and similarly constructed cyclopentane-dimethyl-tetra-hydro-phenanthrene or cyclopentane-dimethyl-dodeca-hydrophenanthrene compounds. : en pl
  • US2100803A - 4-aminodiphenyl compounds : en
  • US2100407A - Valving assembly for hydraulic shock absorbers : en
  • US2100733A - Automatic frequency control : en
  • USD107304S - Design for a dress : en
  • FR821264A - Improvements to all pocket-shaped receptacles, such as shopping bags, tobacco pouches, purses and the like : en fr
  • US2100337A - Zirconium oxide opacifier and method of making same : en
  • CH194119A - Drive device for mowers on tractors. : de en
  • SU51724A1 - Magnetizer : en ru
  • SU51869A1 - The method of cleaning brine for the production of soda : en ru
  • SU54327A1 - A method of manufacturing a constant capacitor : en ru
  • US2100546A - Automobile seat track construction : en
  • US2100871A - Cabinet : en
  • US2100887A - Interior telephone equipment : en
  • CH194291A - Circuit arrangement for telecommunication systems, in particular automatic telephone systems. : de en
  • US2100378A - Azo dyes : en
  • US2100520A - Equipment for making artificial ice : en
  • US2100712A - Method of, apparatus for coating textile material and a product thereof : en
  • US2100914A - Storage battery : en
  • US2100536A - Reed hook : en
  • DE648157C - Large base range finder : de en
  • DE653650C - Process for preventing the shearing of bristles and reducing friction at the point of entry of the bristles into the borehole of the brush carrier and stuffing nozzle on bristle insertion machines for carrying out the process : de en
  • SU52000A1 - Adaptation for automatic ash removal from ash bins of valuable gratings : en ru
  • US2100579A - Manifolding device : en
  • DE653658C - Device on typewriters or the like with line indicators arranged on both sides of the type guide : de en
  • DE653673C - Arrangement for the direct conversion of alternating current of one frequency into another frequency : de en
  • DK53933C - Amplifier for high frequency electrical oscillations. : da en
  • DE653776C - Production of nitrogen-hydrogen mixtures : de en
  • CH194334A - Self-drinking bowls for animals. : de en
  • CH194335A - Ventilation channel, smoke, etc. : en fr
  • GB476098A - Electrical cables : en
  • PL25713B1 - A method of producing pure aluminum salts. : en pl
  • US2100964A - Surgical belt : en
  • USD107225S - Design fob a bottle : en
  • AU102566B2 - Improvement insensitive layers for color photography : en
  • GB476042A - Improvements in and relating to coating compositions and the coating of surfaces : en
  • GB476299A - An improved device for utilising invisible rays to produce visible images of objects : en
  • DE653770C - Loading bridge, the bridge of which is slidable along its length on two bridge supports that can be moved perpendicular to the longitudinal axis of the bridge : de en
  • US2100432A - Railway signaling system : en
  • GB475923A - Improvements in bogies for railway and like vehicles : en
  • US2100811A - Refrigerator cabinet : en
  • US2100602A - End construction for mine cars : en
  • US2100442A - Reflecting system for objectives of reproduction cameras : en
  • FR821383A - Molded synthetic resin tubes and plates and their manufacturing process : en fr
  • US2100827A - Process for the production of potassium formate : en
  • PL25725B1 - A method for cleaving cellulosic material and an apparatus for carrying out the method. : en pl
  • DE653882C - Iron circular or arched pit lining : de en
  • SU51868A1 - The method of obtaining stable drugs diazo compounds : en ru
  • US2100894A - Canteen : en
  • USD107230S - Design fob a plaque : en
  • FR821439A - Reproduction device for sound films with sound tracks on different sides of the film : en fr
  • GB476131A - Improvements in and relating to stackable chairs and the like : en
  • GB475997A - Improvements in or relating to steam plant : en
  • BE424219A - : en
  • DE653823C - Cooling bed with stepped groups of run-up channels : de en
  • DE653843C - Procedure for reversing the direction of rotation of a separately excited DC motor : de en
  • FR821227A - Shoe Sewing Machine Improvements : en fr
  • DE653730C - Airspace-insulated concentric electrical line : de en
  • SU52066A1 - Stamp for the manufacture of nuts : en ru
  • SU53337A1 - Device for automatic shutdown of a trolley line when one of the wires is broken : en ru
  • US2100373A - Heating apparatus : en
  • US2100446A - Coin register : en
  • US2100624A - Insulating construction : en
  • US2100599A - Mixing and grinding mill : en
  • AU515736A - Improvements in and connected with flexible power transmission drives : en
  • CH194218A - Flow meters for liquids. : de en
  • US2100474A - Combined air conditioning and house heating system : en
  • US2100620A - Valve insert : en
  • DE653897C - Multi-core electrical signaling cable, in particular field cable : de en
  • AU102507B2 - Improvements in telephone or like systems : en
  • AU102550B2 - Improvements relating to pneumatic picks, forthe reduction of noise and dustin their operation : en
  • CH194167A - Process for increasing the wetting and penetration efficiency of alkalizing liquids of at least 15 º Bé. : de en
  • CH194282A - Device intended to serve as a container for a medicament and as a pump for the introduction of the medicament into a cavity of the human body. : en fr
  • DE653723C - Absorption cold apparatus : de en
  • SU51852A1 - A device for removal of fuel particles that are not burnt into a thin engine : en ru
  • SU53204A1 - Axial bearing : en ru
  • SU52097A1 - Device for transversely moving an endless tape when recording sound on it along a spiral track : en ru
  • USRE20562E - Journal lubricator : en
  • US2100716A - Motor-compressor unit for refrigerating apparatus : en
  • SU51741A1 - Security device for wireline networks : en ru
  • US2100992A - Refrigerator structure : en
  • FR821444A - Process for the retardation of bakery doughs : en fr
  • CH194199A - Electrode for apparatus for the prevention of scale. : de en
  • SU51236A1 - Wire frame inserted into the ingot in order to change the conditions of crystallization of the internal parts of the ingot : en ru
  • US2100820A - Lug strap holder : en
  • GB476105A - Improved tensioning device for guy-ropes to tents and the like : en
  • DE653699C - Security device against theft of motor vehicles : de en
  • CH194129A - Air conditioning and ventilation device. : de en
  • GB476218A - Improvements in or relating to radio receivers and the like : en
  • US2100439A - Blower or fan : en
  • SU51518A1 - Transmission for locomotives : en ru
  • SU51703A1 - Roller Cooling Tool : en ru
  • DE653662C - Automatic rail center buffer coupling : de en
  • FR821375A - Process for the production of cast activated carbon and resulting products : en fr
  • PL25700B1 - A device for grinding the stalks of stalks. : en pl
  • GB475918A - Navigation instrument : en
  • AU155437A - Improvement insensitive layers for color photography : en
  • SU51704A1 - A device for sawing arc grooves in a tree : en ru
  • GB476209A - Improvements in turbine plants : en
  • FR821377A - Manufacturing process of anti-diffuser screens for radiography : en fr
  • GB475951A - Improvements in and relating to electrical insulating materials and methods of manufacturing the same : en
  • GB476207A - Improvements relating to separators for electric accumulators or other galvanic cells : en
  • AU483436A - Magnetron valve for generating short and very short electric waves : en
  • CH194312A - Airtight pack with a thinly rolled, soft and flexible metal shell, method and device for producing the same. : de en
  • USD107268S - Design for an automobile : en
  • GB476130A - Improvements in or relating to rotary drilling tool with rolling cutters : en
  • GB476043A - An improved method of fireproofing solid combustible substances : en
  • US2100662A - Dewaxing petroleum oils : en
  • GB476123A - Improvements in or relating to start stop telegraph apparatus : en
  • USD107271S - Design for a rocking chair : en
  • US2100406A - Air deflecting device for automobiles : en
  • DK53951C - Cartridge Belt Magazine for Machine Guns. : da en
  • CH194238A - Method and device for the production of pneumatic tires, in particular for automobiles. : de en
  • AU102506B2 - Improvements in and relating to adjusting mechanism for connecting tractor implements to tractors : en
  • GB476334A - Improvements in and relating to concentration columns : en
  • PL25628B1 - A circuit for inbred modulation of a high frequency generator. : en pl
  • CA370260A - Coupling-head : en fr
  • SU51608A1 - Ion-mechanical rectifier : en ru
  • FR821199A - Improvements to electron beam lamps : en fr
  • FR821273A - Improvement in light signal systems using step lenses : en fr
  • FR821304A - Improvement in bogies of railway cars and the like : en fr
  • GB475973A - Improvements in stranded members formed of wire or metal strip particularly applicable to electric conductors : en
  • US2100770A - Steak tenderizing and dicing tool : en
  • US2100991A - Wearing apparel : en
  • US2100528A - Attachment for type casting machines : en
  • PL25615B1 - A valve for heat engines, especially for internal combustion engines, and the method of its production. : en pl
  • US2100401A - Manufacture of ortho-and peri-aryl dinitriles : en
  • GB475927A - Improvements in or relating to stationery feed mechanisms for typewriters and like machines : en
  • GB476065A - An improved manometric instrument for measuring the volumetric flow of a fluid : en
  • US2100499A - Harrow : en
  • USD107226S - Design for a bottle : en
  • US2100858A - Container : en
  • FR821194A - Apparatus for digging grooves in tires : en fr
  • GB476180A - Improvements in or relating to kneading tools for the consolidation of concrete roads : en
  • GB476302A - Improvements in or relating to work tables for milling and other machine tools : en
  • DE653631C - Mixed gas fluid lifter for pumping fluids, e.g. B. from pipe wells : de en
  • SU51451A1 - Method for the production of sulfur-fat unprotected skin : en ru
  • FR821235A - Automatic weapon firing device : en fr
  • CH194214A - Mounted aircraft gun. : de en
  • CA370233A - Halogenated composition : en fr
  • FR821415A - Hinged dental handpiece instrument : en fr
  • DE653564C - Device for closing gates, doors, etc. Like. By means of a clockwork that can be adjusted to different times : de en
  • SU52049A1 - Handheld device for determining the radius of a circular curve of a railway track along a deflection arrow : en ru
  • SU54270A1 - Scraper : en ru
  • FR821232A - Improvements to indicating devices : en fr
  • FR821394A - Improvement in roof tiles, and method of use : en fr
  • GB476327A - Improvements in impregnated fibre-board and method of making the same : en
  • GB476067A - Improvements in or relating to valve amplifiers : en
  • US2100487A - Coffee maker : en
  • US2100821A - Macaroni trimming and drying apparatus : en
  • CA370259A - Garment : en fr
  • PL25652B1 - Parachute. : en pl
  • FR821330A - Distributor for turbo-machines, in particular for gas and steam turbines and for axial compressors : en fr
  • DE653821C - Process for the surface treatment of tin objects : de en
  • GB476095A - Improvements in weighing scales : en
  • CH194178A - Process and device for the fractional distillation of vaporizable substance mixtures. : de en
  • GB476213A - Cylinder surfacing tool : en
  • US2100518A - Impulse sender mechanism : en
  • US2100386A - Paper doll's dress : en
  • US2100434A - Sound-controlled actuating mechanism : en
  • US2100568A - Combination fixture and wall unit with joints and trims therefor : en
  • US2100726A - Timing system : en
  • SU53782A1 - Device to change the dynamics of the sound : en ru
  • GB476231A - Improvements in transportation vehicles : en
  • US2100574A - Form for making pouches : en
  • US2100862A - Fire hydrant : en
  • CH194176A - Apparatus for making gutless sausages. : de en
  • CH194294A - Radio-receiver device fitted with a loudspeaker and an adjustment device associated with a locating dial. : en fr
  • DE653808C - Electric musical instrument with shock excitation of reverb formants : de en
  • SU51454A1 - A method of manufacturing pipes with an inner layer of sylbchaty deidrites : en ru
  • SU51892A1 - Self-loading platform : en ru
  • SU51235A1 - Mining harvester : en ru
  • US2100379A - Horticultural implement : en
  • SU53202A1 - Rail carriage : en ru
  • US2100413A - Fuse link for expulsion fuses : en
  • USD107255S - Design for a tinsel ornament for : en
  • SU52252A1 - Method and device for cleaning snow tracks : en ru
  • PL25709B1 - Method for producing hydrogen peroxide. : en pl
  • GB475890A - Improvements in or relating to heat-exchange tubes particularly applicable to steam superheaters : en
  • PL25633B1 - Self-injecting fuel nozzle for high-pressure internal combustion engines. : en pl
  • SU53366A1 - Quartz holder : en ru
  • FR821177A - Control for transport slide : en fr
  • FR821290A - Adjustable oscillating circuit for ultra-short waves : en fr
  • FR821363A - Improvements to gear change devices using planetary gear : en fr
  • USD107228S - Design for a tooth brush : en
  • CH194257A - Electrical apparatus, in particular electricity meters. : de en
  • US2100646A - Tube thickener : en
  • US2100706A - Altitude measuring apparatus : en
  • SU54052A1 - Adaptation to shuttleless weaving machines for weft transfer through the throat : en ru
  • US2100364A - Control system : en
  • US2100392A - Alkylarylanthraquinone dyestuffs : en
  • US2100618A - Cathode ray apparatus : en
  • CA370274A - Telephone dialling plate device : en fr
  • USD107243S - Design fob an electric shaver : en
  • DE653700C - Rim for pneumatic vehicle wheels : de en
  • FR821283A - Direct reading psychrometer : en fr
  • US2100877A - Milk stool : en
  • CH194337A - Chair with U-shaped side panels. : de en
  • GB475977A - Improvements in or relating to the manufacture of boxes : en
  • DE653833C - Process for sodium sulfate electrolysis : de en
  • SU53842A1 - Boron-containing alloy of increased hardness on iron base : en ru
  • US2100769A - Tuning indicator circuits : en
  • USD107236S - Design fob a spread ob similar : en
  • CA370324A - Ski : en fr
  • DE653710C - Hot water supply system with water-filled expansion tank serving as a heat storage tank : de en
  • GB476184A - Improvements in or relating to pressure reducing valves : en
  • PL25705B3 - A pointer device. : en pl
  • IE14693L - Toilet paper holders : en
  • CH194239A - Locking device on wrenches. : de en
  • FR821214A - Camera device for automatically determining the exposure time of photographic enlargements : en fr
  • DE653657C - Process for exploiting low temperature gradients : de en
  • DE653807C - Attachment of the strikers of coal mills : de en
  • DE653653C - Device for heat transfer between gases and liquids, in particular flue gas preheaters : de en
  • SU51939A1 - Insecticide production method : en ru
  • SU52149A1 - Night deviation leading marks : en ru
  • US2100768A - Envelope closure : en
  • SU51551A1 - Hydraulic valve : en ru
  • SU51754A1 - Shock absorber to press type "Ideal" with drawstring : en ru
  • SU52238A1 - Ice breaker : en ru
  • US2100316A - Weight controlled feeding means : en
  • SU52124A1 - Device for moistening coal on a stoker distribution plate and distributing it over the grate : en ru
  • CA370289A - Mailing and return envelope : en fr
  • SU51991A1 - Device for mounting a chain suspension contact wire on electric railways : en ru
  • SU52291A1 - Transport gas generator : en ru
  • US2100460A - Electric gauge and method for controlling the current output of grid controlled glow discharge tubes : en
  • PL25618B3 - Device for introducing single thread into gripper looms with continuous thread feeding. Patent, additional to Patent No. 13792. : en pl
  • US2100622A - Surface bolt : en
  • US2100390A - Call transmitter : en
  • US2100808A - Grinder and sharpener attachment for meat grinders : en
  • DE653714C - Chuck for tools that can be freely adjusted in a plane perpendicular to their longitudinal axis within a certain surface area : de en
  • AU102540B2 - Improvements in or relating to apparatus for packetting granular pulverulent or other material or flat articles : en
  • CH194326A - Device for vehicles and other devices operated by at least two pairs of pedals, several cranks of which are substantially in the same plane, allowing a child (or person with short legs) to operate a pair of pedals when seated on the corresponding saddle. : en fr
  • GB475884A - Improvements in or relating to the separation of dust and other small particles from gases : en
  • US2100570A - Anchoring device : en
  • USD107280S - Design foe a multiple trough out : en
  • USD107259S - Design for a shoe or similar article : en
  • CA370212A - Alcohol dehydration : en fr
  • CA370218A - Spirituous liquor manufacture : en fr
  • FR821170A - Improvements in the construction methods of bonded mortar coatings, for pavements, roads and the like : en fr
  • AU387137A - Improvements in telephone or like systems : en
  • SU51492A1 - Device for automatic braking of the hydrogenerator rotor when it is stopped : en ru
  • US2100534A - Piston fixture : en
  • US2100805A - Engine governor : en
  • CH194292A - Method for the interference-free transmission of modulated electrical waves. : de en
  • SU51994A1 - Method for producing 2-chloro-butadiene 1.3 : en ru
  • SU52133A1 - Winding mechanism for cylindrical hank on linen vaters : en ru
  • US2100463A - Vehicle construction : en
  • SU52057A1 - Copper Stamp Fiber Mechanical Finishing Machine : en ru
  • US2100979A - Foldable seat : en
  • CA370325A - Building construction : en fr
  • PL25678B1 - Burner for mazout and other liquid fuels. : en pl
  • US2100554A - Brooch and clips combination : en
  • AU90137A - An improved composition for inhibiting the growth of ruston iron or steel surfaces : en
  • CH194303A - Method for the common and selective remote control of alarm devices which are connected to existing lines radiating out from a central point, in particular telephone lines. : de en
  • DE653655C - Control device for drive machines of centrifugal pumps for steam boiler feed : de en
  • GB475964A - Improvements in or relating to inductance coils : en
  • DE653813C - Self-acting trailer braking device for motor vehicles : de en
  • AU481436A - Improvements relating to pneumatic picks, forthe reduction of noise and dustin their operation : en
  • US2101009A - Radio tuning apparatus : en
  • FR821437A - Process for coating a metal with a plastic composition : en fr
  • AU338836A - Relaxation apparatus : en
  • FR821279A - Device for controlling the change of incidence of variable-pitch propeller blades : en fr
  • GB476152A - Motor vehicle adapted to be driven by air-propellers : en
  • CH194175A - Grain Preparer. : de en
  • US2100767A - Grille structure : en
  • USD107220S - Design for : en
  • US2100323A - Automotive truck body : en
  • US2100566A - Router : en
  • FR821344A - Diamino-sulfones of the anthraquinone series, process for preparing these sulfones and application of these sulfones to the dyeing of cellulose esters : en fr
  • FR821373A - Frequency stabilized thermionic valve oscillation generators : en fr
  • US2100452A - Cementing machine : en
  • US2100658A - Building-block : en
  • PL25714B1 - Method and device for launching torpedoes. : en pl
  • DE653725C - Freezer for making ice cream : de en
  • DE653844C - Electric discharge tubes with steam that are difficult to evaporate metals used for light emission : de en
  • GB475990A - Improvements in cords, strands and similar products : en
  • FR821371A - Diazo compounds of 2-amino-1-oxynaphthalenesulfonic acids containing no2 groups : en fr
  • DE653774C - Schlaegermuehle : de en
  • US2100693A - Parachute pack fastening and releasing mechanism : en
  • GB475971A - Improvements relating to light valves, particularly for television receiving apparatus : en
  • GB475989A - Improvements in carrier bags : en
  • USD107266S - Design for a combined automobile : en
  • SU52026A1 - Start Stop Telegraph : en ru
  • SU50836A1 - Milling machine for cutting slots in screw heads : en ru
  • AU486436A - Improvements in pipe cleaning devices : en
  • CH194162A - Device on paint brushes, wipers and the like for attaching the handle to the brush part. : de en fr
  • GB476171A - Improvements relating to tubular walls for heating or cooling apparatus : en
  • GB476191A - Process for the decomposition of cellulosic materials with the aid of hydrogen fluoride to yield products that are of low molecular weight up to the point of solubility in water : en
  • DE653847C - Device for testing the radial distribution of the trickle liquid in tower-like gas washers and strippers with slowly rotating distribution inserts : de en
  • FR821368A - Process for obtaining very shiny hollow bodies in acetylcellulose or anologous plastic masses : en fr
  • GB475945A - Improvements in and relating to electric connectors : en
  • SU51464A1 - Metal Button Cleaner : en ru
  • US2100915A - Removal of wax from hydrocarbon oil : en
  • CH194138A - Bar door lock. : de en
  • SU52141A1 - Tool for circular saws to automatically hold the safety hood of the carriage when the sawed part passes the saw : en ru
  • CA370306A - Artificial animal head forming device : en fr
  • CA370299A - Jar opener and sealer : en fr
  • CH194318A - Hourglass for motor vehicles. : en fr
  • SU51768A1 - Precision Plane Machine : en ru
  • FR821269A - Protective mask : en fr
  • SU51986A1 - Apparatus for determining the porosity of asphalt concrete pavements : en ru
  • GB476083A - Improvements in and relating to printing machines for applying variable printed items to material to be printed : en
  • USD107301S - Design for a dress : en
  • GR6974B - PERFECTION OF THE VACUUM SYSTEM (VACUUM) WITH SHADE. : el en
  • USRE20564E - Product packaging : en
  • US2100589A - Milk bottle holder : en
  • BE424155A - : en
  • PL25657B1 - A method of manufacturing knots for nets and an apparatus for carrying out the method. : en pl
  • SU51528A1 - Electroplating device by rubbing method : en ru
  • SU51893A1 - Travel measuring device : en ru
  • US2100357A - Castellated nut blank : en
  • US2100443A - Bottle emptying and beverage reclaiming device : en
  • USD107293S - Design for a handbag : en
  • GB476201A - Improvements in and relating to the form and construction of teeth for saws : en
  • GB476050A - Improvement relating to the springing of furniture : en
  • DE653624C - Idling device for internal combustion engines operated with gases : de en
  • DE653721C - Control or switching device, especially for refrigeration systems : de en
  • FR821270A - Improvement in polishing trays : en fr
  • GB475925A - Preparation of cellulose suspensions and of cellulose xanthate solution : en
  • DE653661C - Discontinuous process for the immediate production of liquid iron or steel : de en
  • DE653860C - Photographic camera with built-in finder range finder : de en
  • SU52186A1 - Device for pouring metal under pressure : en ru
  • SU51499A1 - Attachment to the sampler for clamping the warp threads : en ru
  • US2100941A - Method of and machine for knitting fabric : en
  • US2100977A - Testing metal articles : en
  • DE653837C - Hydraulic valve control for power machines, especially steam lifting machines : de en
  • US2100594A - Color photography : en
  • GR6981B - METHOD AFTER DEVICE FOR SAFE TO PHOTO securing personal certificate delta TAFTOTITOS AND of these AFTER SIMULTANEOUS BINDING OF SECURE EC multiplet APARTIZOMENONESOTERIKON SHEETS OF TAFTOTITOS AFTER THE COVER. : el en
  • DE653686C - Device for fastening glue tape fly catchers by means of clamping pliers : de en
  • DE653783C - Covering agent for lead : de en
  • GB476193A - Improved manufacture of building slabs : en
  • US2100415A - Wood joining article : en
  • US2100836A - Light modulating cell : en
  • AU102530B2 - Improvements in aluminium alloys andthe production thereof : en
  • CH194369A - Process for the preparation of 3-benzoyl-cis-androstandiol-3,17. : de en
  • GB476041A - Improvements in or relating to reciprocating ram pumps : en
  • GB476057A - Improvements in and relating to methods of charging the generator-absorbers of absorption refrigerating apparatus : en
  • US2100322A - Folding trunk locker and shoe rack : en
  • DE653835C - Process for the preparation of amide-like derivatives of isoxazole carboxylic acids : de en
  • FR821385A - Injection pump for internal combustion engines : en fr
  • USD107290S - Design fob a curtain : en
  • US2100393A - Bedspring : en
  • US2100538A - Hair waving apparatus : en
  • USD107288S - Design for a hat : en
  • US2100595A - Manufacture of artificial silk : en
  • US2100651A - Manufacture of curviform hollow articles from binder-impregnated water-laid felts : en
  • USD107223S - Design for an upholstery support : en
  • GB476205A - Improvements in or relating to the production of a rubber article having a rough sponge-like surface : en
  • SU51963A1 - Mechanism for translating pocket and wrist watches : en ru
  • US2100619A - Method for making pawl or detent means : en
  • US2100672A - Photographic camera : en
  • US2100875A - Illuminated measuring device : en
  • DE653766C - Cascade amplifier with voltage amplifier precursors with cold cathode and very high anode resistance : de en
  • FR821286A - Eyeshadow Holder : en fr
  • GR6982B - METHOD OF PREPARATION OF LIQUID POLISHING OF FLOORS, FURNITURE ETC. (FLUID PARQUET). : el en
  • FR821433A - Reservoir pen holder : en fr
  • US2100837A - Spark meter : en
  • GB476038A - Improvements in bust supporters : en
  • CH194348A - Process for the preparation of a new derivative of an azo dye. : de en
  • GB476010A - Process for the manufacture of metal bands provided with colour printing : en
  • SU52222A1 - Centrifuge for water treatment : en ru
  • SU52216A1 - Labyrinth sealing steam turbines : en ru
  • SU53998A1 - Cable crane : en ru
  • SU52223A1 - Installation for evaporation of phenolic waters of gas generating stations : en ru
  • US2100854A - Generator regulation : en
  • FR821412A - My perfected hine for sawing stones : en fr
  • CH194143A - Air nozzle for supplying upper air to the furnace of heating systems. : de en
  • DE653581C - Fireproof dishes for cooking and laboratory use : de en
  • SU52151A1 - Cone for wet material classification : en ru
  • US2100576A - Form for making rubber articles : en
  • PL25708B1 - Pulse retransmitter for telephony purposes ^ rtiócrynrinj. : en pl
  • US2100571A - Method of and apparatus for making rubber or latex articles : en
  • US2100728A - Motor control system : en
  • CH194172A - Insole. : de en
  • SU51867A1 - Method and device for making slag felt : en ru
  • US2100896A - Cotter pin : en
  • SU51676A1 - Muffler for internal combustion engines : en ru
  • DK53936C - Soot blower. : da en
  • USD107238S - Design for a real estate photograph : en
  • CA370315A - Steam generating method : en fr
  • CH194195A - Process for the preparation of a green compound useful as a pigment dye. : de en
  • CH194364A - Connection contact piece made of metal with connection element for electrical apparatus. : de en
  • US2100569A - Thimble for rope slings : en
  • AU102511B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • AU53437A - Improvement in periodic voltage generator : en
  • CA370286A - Pulley : en fr
  • FR821254A - System and installation for automatic fire extinguishing : en fr
  • GB475978A - Improvements in or relating to wheels for barrows and like vehicles : en
  • DE653668C - Circuit arrangement for preventing the emission of dialing currents with the hook switch, in particular for coin telephones : de en
  • PL25665B1 - A method for improving the whiteness of textiles and a formulation for carrying out the method. : en pl
  • US2100675A - Fruit and vegetable washer : en
  • US2100590A - Toy airplane : en
  • US2100959A - Cork insert girt : en
  • SU53490A1 - Device for wetting the brush with flammable liquids : en ru
  • US2100698A - Grenade : en
  • SU51367A1 - Corrosion Tester : en ru
  • SU52122A1 - Fencing or fencing bar or sheathing pier structures : en ru
  • FR821322A - Inhalation device : en fr
  • DE653665C - Diesel electric vehicle : de en
  • US2100555A - Steam pressure regulator : en
  • US2100751A - Record moving mechanism : en
  • US2100931A - Toy : en
  • DE653789C - Method for operating a grid-controlled converter system that couples a multi-phase network with a single-phase network that sometimes operates without an exciting clock generator (synchronous generator) : de en
  • GB475983A - Improvements in and relating to tool holding chucks : en
  • GB476002A - Measuring device for indicating the quantity of fuel filled into the fuel tank of a motor vehicle : en
  • GB476029A - An improved gas extracting terminal for a flue or ventilating duct : en
  • CH194228A - Winding watch. : en fr
  • GB476208A - Improved method of disintegration by means of an electric glow discharge : en
  • DE653784C - Plug coupling arranged in a ceiling flush box : de en
  • FR821250A - Method and device for charging high speed rotary kilns : en fr
  • GB476031A - Improvements in or relating to heat treating apparatus : en
  • GB476150A - Improvements in and relating to conveying apparatus : en
  • US2100336A - Mining apparatus : en
  • AU507436A - Machine for fixing locks, fastening and fittings to attache and similar cases : en
  • DE653623C - Two-stroke internal combustion engine : de en
  • DE653697C - Car body front wall for motor vehicles : de en
  • PL25667B1 - Concrete for road pavement and similar purposes, and a method of its manufacture. : en pl
  • US2100617A - Automobile lift : en
  • DE653683C - Coffee or tea brewer : de en
  • DE653745C - Lathe driver for turning between centers : de en
  • FR821267A - Apparatus for the heat treatment of all materials and in particular grains and seeds : en fr
  • FR821438A - Device for automatically washing and rinsing cutlery and silverware : en fr
  • GB476142A - Chamber oven : en
  • GB476206A - Method of and apparatus for turning pistons for explosion-or combustion-engines : en
  • CH194354A - Process for the preparation of a water-insoluble azo dye. : de en
  • CA370238A - Rotary blower : en fr
  • DE653765C - Device for reporting the location of trains : de en
  • US2100575A - Form for making rubber articles : en
  • GB476088A - Improvements in or relating to digit registering and transmission equipment such as used in telephone systems : en
  • DK53957C - Water softening plant. : da en
  • AU102588B2 - Improvements in or relating to means for forming glass bottles jars andthe like : en
  • FR821238A - Device for caulking windows, doors and other similar closures : en fr
  • FR821186A - Process for obtaining a magnetic material and magnetic cores prepared with this material : en fr
  • US2100329A - Pasteurizing system, etc. : en
  • US2100553A - Face mask and button type pad : en
  • US2100967A - Camera : en
  • SU51657A1 - Tukova scattered grain : en ru
  • SU51838A1 - Building element : en ru
  • PL25624B1 - Automatic coupling for railway carriages. : en pl
  • SU51853A1 - Pump stroke control : en ru
  • AU546236A - Thermostatic electric controls : en
  • CH194297A - Level meter for direct display of the degree of modulation in the case of variable high-frequency carrier currents. : de en
  • US2100606A - Superheterodyne receiving system : en
  • US2100640A - Cutter mounting : en
  • US2100997A - Pressure control device : en
  • CA370294A - Gas burner : en fr
  • USD107249S - Design for a vanity case : en
  • SU51372A1 - The method of separation of salts of nickel and cobalt : en ru
  • DE653588C - Dust protection device for typewriters : de en
  • FR821201A - Improvements to locomotive boilers : en fr
  • FR821203A - Advanced steam locomotive : en fr
  • US2100397A - Pocket cigarette roller : en
  • US2100321A - Tire inflation device : en
  • US2100315A - Weighing feeder : en
  • GB475902A - Improvements in and relating to printing plates for lithography : en
  • AU483936A - Improvements in or relating to the control and regulation of electric currents : en
  • PL25668B3 - Method for the production of therapeutically active amidines. : en pl
  • US2100742A - Process and apparatus for beverage dispensing : en
  • DK53944C - Apparatus for crushing bones, lard and meat as well as hard olives and similar fruits. : da en
  • DE653584C - Profile pair of lining iron-like profiles for pit support frames or the like. : de en
  • US2101012A - Cleaning of filter surfaces : en
  • AU535436A - Process forthe production of lubricating oils : en
  • FR821434A - Improvements to bottle and jar closures : en fr
  • US2100371A - Motor vehicle construction : en
  • US2100412A - Temperature-compensated device : en
  • USD107231S - Design for a plaque : en
  • USD107273S - Design fob a canopy : en
  • DE653659C - Compression refrigeration machine : de en
  • CA370303A - Indented paper sheet : en fr
  • FR821372A - Devices generating electrical waves at harmonic frequencies : en fr
  • GB476328A - Improvements in or relating to luminous advertising arrangements : en
  • GB476143A - Manufacture of new diazo preparations : en
  • GB476037A - Improvements in tip-wagons and trucks : en
  • GB476138A - Device for the replacement of a light source from a distance : en
  • SU51769A1 - Variable electric capacitor : en ru
  • AU102560B2 - Improvements in and connected with flexible power transmission drives : en
  • CH194116A - Hand rake. : de en
  • DE653685C - Process for the production of objects made of rubber or the like with a spongy or cellular structure : de en
  • DE653805C - Device for the development and control of high-tension gases : de en
  • US2100717A - Automobile lock : en
  • CH194212A - Grenade with explosive charge and ignition by burning flare. : de en
  • GB476104A - Improvements in or relating to fire-grates : en
  • SU53352A1 - Current polarity indicator : en ru
  • AU468337A - An improved adjustable base or support for power transmission pulleys or sheaves : en
  • US2100824A - Electric cable connecter : en
  • GB475976A - Gas heated boiler for central heating and other purposes : en
  • DE653747C - Device for emptying powder boxes filled with ready, break-proof workpieces : de en
  • DE653828C - Setting gear for calculating, accounting machines, etc. like : de en
  • FR821340A - Manufacturing process of discharge tubes for very high frequencies : en fr
  • USD107279S - Design for a dress : en
  • DE653746C - Process for cold pressing castle nuts : de en
  • DE653749C - Tension roller assembly, especially for sound film devices : de en
  • US2100829A - Draftless ventilating window : en
  • US2100841A - Image analysis tube : en
  • US2100849A - Conversion of hydrocarbon oils : en
  • DE653744C - Friction wheel lighter with a pull-out wick holder in the lighter housing : de en
  • US2100526A - Buckle : en
  • GB475996A - Manufacture of polyazo-dyestuffs : en