• SU31823A1 - Water heater : en ru
  • US1924587A - Spring shackle mechanism : en
  • DE583036C - Process for the production of stilbene dyes : de en
  • DE583285C - Flywheel magnet : de en
  • US1924560A - Method of forming ditch linings : en
  • US1924831A - Valve locking means : en
  • SU31610A1 - Method of making ganalite : en ru
  • SU31769A1 - Flashlight for photographic laboratories : en ru
  • CH163645A - Double-acting two-stroke internal combustion engine. : de en
  • PL18671B1 - Alarm device, shock-sensitive. : en pl
  • US1924895A - Heat exchange system control : en
  • SU31575A1 - Dental drill : en ru
  • CA335287A - Convertible couch : en fr
  • CH163487A - Springless security lock. : de en
  • CA335208A - Electric polisher : en fr
  • CH163629A - Device for the even distribution of material to be spun in a spinner. : de en
  • DE583058C - Condenser with cooling tubes arranged in groups in a jacket : de en
  • US1924442A - Dyestuff of the anthraquinone series : en
  • DE583131C - Voting indicator for wireless apparatus : de en
  • SU31393A1 - Soft heading machine : en ru
  • SU31826A1 - Electric hammer : en ru
  • SU31839A1 - The method of attachment of electric welding bandage to the center of the wheel of a railway carriage : en ru
  • US1924363A - Front wheel drive motorcycle : en
  • US1924469A - Push-pull amplifier : en
  • US1924998A - Radiator : en
  • SU31442A1 - Device for using heat from the hearth : en ru
  • SU31427A1 - Method of separating manganese from calcium, iron and aluminum in the analysis of manganese ores : en ru
  • US1924728A - Treatment of slag : en
  • US1925038A - Combination washing and drying machine : en
  • AU1069332A - Adjustable spoke : en
  • US1924089A - Extension for socket wrenches : en
  • SU31540A1 - Fine furnace for mining : en ru
  • SU31568A1 - Device for psychotechnical testing of car drivers : en ru
  • DE565359C - Machine system consisting of several high-speed multi-cylinder internal combustion engines, in particular diesel engines : de en
  • DK47688C - Press Tool for Making Cigar Wrap Inserts. : da en
  • ES131357A1 - A procedure for the destruction of harmful herbs of all kinds. : en es
  • GB397552A - Improvements in or relating to telephone systems : en
  • CH163628A - Process for dewatering products. : de en
  • US1924761A - Inclinometer : en
  • US1924825A - Sand spreader : en
  • PL18545B1 - Hydrogen production method. : en pl
  • US1924932A - Superheater : en
  • US1924972A - Stabilized egg product : en
  • US1924168A - Alloy of aluminum and beryllium : en
  • SU31854A1 - Device for supplying measured quantities of liquid : en ru
  • US1924314A - Electric battery : en
  • US1924911A - Process for neutralizing and sweetening gasoline : en
  • GB398167A - Improvements in or relating to food for animals : en
  • DE583028C - Measuring plug : de en
  • PL18557B1 - Method for the preparation of copper-containing bis-dinium dyes. : en pl
  • SU31403A1 - Deployment device duplicated : en ru
  • SU31695A1 - Cotton harvesting machine : en ru
  • US1924369A - Control apparatus for railway switches : en
  • US1924605A - Muffler : en
  • US1924881A - Open truss girder : en
  • US1924220A - Method of making lamp door rims : en
  • CH163652A - Compression refrigeration machine driven by an electric motor. : de en
  • PL18583B1 - Method of obtaining the remedy against anemia : en pl
  • US1924102A - Vending machine : en
  • US1924712A - Hose coupling : en
  • US1924726A - Aluminum alloy : en
  • CA335266A - Refractory material : en fr
  • DE583123C - Heat exchange device : de en
  • FR42654E - Improvements to the mechanisms for drawing rovings of textile fibers : en fr
  • AU970032A - Improvements in transformers having variable high tension output andthe control means therefor : en
  • CA335286A - Hydrocarbon processing : en fr
  • ES131392A1 - A procedure to impregnate the insulating materials of the appliances intended for electrical uses. : en es
  • SU31456A1 - Railroad structure : en ru
  • SU31487A1 - Electric switch : en ru
  • US1924252A - Electric switch : en
  • FR751300A - : fr
  • DE583202C - Overmolding device : de en
  • IE12952L - Electric discharge tubes : en
  • FR751226A - Soft protector for sponges and metal pads : en fr
  • GB397755A - Improvements in or relating to steam power installations : en
  • GB397799A - Improved means for warming the rider of a motor cycle or other motor vehicle : en
  • CA335262A - Knitted fabric : en fr
  • CH163753A - Metal plate that can be used as a wall, floor or ceiling. : de en
  • FR751173A - Security device and token for all devices or games operating after the introduction of a token or a coin : en fr
  • GB397677A - An improved securing device for permanent magnets : en
  • US1924483A - Method of and means for separating cellulose or the like from treating liquid : en
  • US1924737A - Resoling stitching machine : en
  • CA335282A - Folding chair : en fr
  • BE397310A - : en fr
  • CH163744A - Equipment on passenger automobiles, which by means of a door in the rear wall and removable rear seat cushions are also set up for the transport of luggage and goods, to protect the inner walls of the body from damage and soiling. : de en
  • CH163658A - Oil pan suspension insulator. : en fr
  • DE583043C - Steam-heated pipe dryer Schulz design : de en
  • FR751192A - Lightweight, fast-moving tracked vehicle : en fr
  • FR751238A - Advanced acoustic receiver for underwater signaling, listening and analog applications : en fr
  • AU1018732A - Improvements in or relating to sports boots and shoes : en
  • SU31458A1 - Rail butt joint : en ru
  • SU31523A1 - The method of preparation of acid dyes triphenylmethane : en ru
  • US1924251A - Automatic drain valve : en
  • CA335240A - Sulphur ore furnace : en fr
  • CH163657A - Method of attaching the caps to insulators of the cap-bolt or double-cap type. : de en
  • SU31738A1 - Pneumatic hammer for squeezing riveted sheets : en ru
  • PL18560B3 - Method of obtaining soluble asymmetric arsenic compounds. : en pl
  • US1924430A - Portable picnic cabinet : en
  • FR42698E - Pneumatic and electrical energy transmitter : en fr
  • FR751190A - AC motor control system : en fr
  • SU31603A1 - Method and apparatus for bonding profiled sheets of plywood to each other : en ru
  • US1924510A - Yarn-support or cop-tube : en
  • DE583422C - Clamp tripod : de en
  • SU31687A1 - Device for measuring movement speed : en ru
  • US1924408A - Radio direction finder apparatus : en
  • US1924543A - Filament : en
  • US1924679A - Microphone control : en
  • SU31443A1 - Device for monitoring the water level in steam boilers : en ru
  • SU31682A1 - Centrifugal Tachometer Testers : en ru
  • US1924095A - Telephone system : en
  • US1924741A - Fuel supply tank : en
  • US1925047A - Unitary spring cover : en
  • PL18576B1 - : en pl
  • SU31611A1 - The method of preparation of plastics : en ru
  • SU31777A1 - Tricycle for transportation of goods : en ru
  • SU31821A1 - Tractor-type instrument for determining short periods of time : en ru
  • FR751131A - Manufacturing process of neutral sodium pyrophosphate : en fr
  • FR751168A - Machine for the destruction of weeds : en fr
  • GB397848A - Improvements in and relating to the storage of fruit : en
  • GB397736A - Improvements in and relating to twin fountain pens : en
  • GB398173A - Manufacture of vinyl compounds : en
  • AU903932A - Improvements in producer gas plant : en
  • AU942632A - Improvements relating to spools andmore particularly toa method of winding thread thereon : en
  • CH163655A - Multi-conductor rotor for induction motors of the so-called squirrel cage type. : en fr
  • PL18666B1 - The way of fixing insulators on shafts and joining individual parts of insulators. : en pl
  • US1924767A - Process for the production of carboxylic acids : en
  • US1924773A - Abrasive disk : en
  • US1924926A - Receptacle protector : en
  • PL18677B1 - Plate for dishes. : en pl
  • US1924339A - Inclinometer : en
  • US1924953A - Table : en
  • CH163457A - Flat roof. : de en
  • US1924256A - Self-feeding pencil : en
  • US1924356A - Emergency valve : en
  • DE583248C - Device for the automatic replacement of electrical equipment damaged by a short circuit : de en
  • PL18607B1 - Method of protecting wool, feathers, bristles, etc. from pests, and the method of producing a suitable agent. : en pl
  • PL18715B1 - Portable oven. : en pl
  • SU31709A1 - Adaptation to carburetors to accelerate the launch of internal combustion engines : en ru
  • SU31825A1 - A device for automatic release to the side when the shuttle is stuck in the throat : en ru
  • US1924520A - Distilling pressure converted products by contained heat : en
  • US1924691A - Safety switch : en
  • FR751313A - Safety device for electric cable tractors : en fr
  • DE583177C - Circular pushing device for billiard balls that can be rotated around its central axis : de en
  • FR751364A - Improvements to the method of attaching v-masts to aircraft : en fr
  • GB397731A - Improvements connected with holders for casserole or like dishes : en
  • ES131494A1 - Perfections introduced in emboli. : en es
  • FR42671E - New control device for roller shutters and awnings : en fr
  • CH163483A - Schüttsteinseher. : de en
  • US1924166A - Production of nitro-sulphonic acids of polyhydroxyanthraquinones : en
  • US1924647A - Thermostat : en
  • GB397781A - Improvements in drilling, milling and like machines : en
  • US1924130A - Automobile parking tower : en
  • US1924263A - Straight flow volume control register : en
  • US1924542A - Shoe and method of making same : en
  • US1924859A - Apparatus for treating hydrocarbons : en
  • PL18680B1 - Method of color reproduction photographer ij. : en pl
  • CA335268A - Choke valve : en fr
  • SE78201C1 - Device for regulating the speed of electric motors : en sv
  • US1924760A - Method of pressing and packing tobacco with natural finish : en
  • DE569463C - Process for the production of heat and sound insulating bodies : de en
  • CA335206A - Automobile window screen : en fr
  • GB397658A - Improvements in or relating to garden syringes and the like : en
  • GB397811A - Improvements in or relating to spring mounted connecting link joints : en
  • PL18590B1 - A way of copying mesh films. : en pl
  • PL18683B1 - : en pl
  • US1924600A - Bumper end construction : en
  • US1924640A - Lumbago belt : en
  • CH163622A - Portable machine for debarking logs. : de en
  • CH163670A - Overcurrent switch. : de en
  • CA335233A - Electro-pneumatic brake : en fr
  • GB397882A - Process and apparatus for the production of road surfaces and foundations for railway tracks : en
  • DE583120C - Device for measuring and marking textile webs : de en
  • ES131304A1 - Improvements in the construction of the suction hoods. : en es
  • GB397569A - Improvements in and relating to electrical measuring instruments : en
  • ES131377A1 - A process for manufacturing air chambers for wheels of motor vehicles, motorcycles, bicycles and the like. : en es
  • PL18675B1 - The method of obtaining and improving artificial resins. : en pl
  • FR751214A - Improvements to devices for synchronized reproduction of cinematographic images and sound : en fr
  • FR42693E - Powder compacts : en fr
  • GB397754A - Improvements in oscillating screens or sifters : en
  • USD90609S - Design for a saucepan or similar : en
  • US1924565A - Printing register : en
  • US1925071A - Internal combustion engine : en
  • SU31696A1 - Threshing device : en ru
  • CH163785A - Glass plate for the representation of luminous characters. : de en
  • ES131431A1 - A spark plug for railway cars. : en es
  • GB397749A - Improvements in or relating to swivels : en
  • ES131505A1 - Safety guard blade for razors. : en es
  • DE568134C - Device for lubricating refrigeration machines : de en
  • DE583147C - Air discharge and leakage liquid discharge device in piston type liquid meters : de en
  • FR751122A - Process for manufacturing cones and sleeves made of pile, crimped, curly or wavy felt : en fr
  • FR751445A - : fr
  • GB397760A - Improvements in or relating to violins or like instruments : en
  • USD90610S - Design for a saucepan or similar : en
  • ES130877A3 - A method of making strap hooks for sewing straps. : en es
  • FR751252A - Process for improving raw steel ingots, which are cast without a weight : en fr
  • DE583256C - Lockable slide for zippers : de en
  • GB397708A - Improvements in and relating to an electrically controlled toy vehicles : en
  • GB398166A - Improvements in or relating to the manufacture of artificial filaments, threads, films, fabrics and the like : en
  • ES131436A1 - A procedure for the production of alkaline cyanides of high percentage, free of sulfides and chlorides. : en es
  • FR751400A - Fitting for the attachment of half-boats used for the establishment of boat bridges : en fr
  • GB397609A - Improvements in and relating to apparatus for effecting the electro-deposition of metals : en
  • GB397646A - Improvements in or relating to alloy steels : en
  • GB397849A - Improvements in or relating to decarbonising devices for internal combustion engines : en
  • ES130347A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • FR751149A - Steam inlet and outlet device for drying cylinders of paper machines and similar rotary apparatus : en fr
  • FR751234A - Instrument enhancements for supporting and handling utensils, including pots and pans and hot dishes : en fr
  • FR751285A - Device for illuminating microscopic objects by means of incident light : en fr
  • ES1870U - Letters with grid or paper frame armed on wooden rods and stamped wood background (Machine-translation by Google Translate, not legally binding) : en es
  • FR751225A - Refrigeration group : en fr
  • FR751322A - Installation for motor vehicles : en fr
  • FR751376A - Method of distributing images on cinematographic film : en fr
  • GB397828A - Process for the manufacture of varnish having a base of albuminoid : en
  • IE12685L - Ticket printing and issuing machine : en
  • CA335198A - Advertising device : en fr
  • SU31637A1 - Automatic scales for fluid bodies : en ru
  • FR751153A - Constructions mountable by hollow and reinforced interlocking beams, which, superimposed, form a complete elevation wall with exterior and interior plaster, all manufactured in advance : en fr
  • GB397688A - Television method : en
  • ES131535A1 - A toy system with circumscribed movement top. : en es
  • CH163765A - Process for the production of trichloroethyl alcohol. : de en
  • DE583143C - Seating made of curved, resilient material : de en
  • SU31658A1 - Thermocouple : en ru
  • ES131382A1 - A procedure for obtaining alpha cellulose from the bambusa and the arundo. : en es
  • ES131512A1 - A new system of sectioned boilers made of cast iron, sheet metal or any other material for steam and hot water applicable to all uses. : en es
  • FR751395A - Cosmetic ointment : en fr
  • DE583190C - Machine for cutting a continuously guided tube made of paper : de en
  • CA335229A - Fluid pressure brake : en fr
  • FR751107A - Device to ensure absolute safety of passengers at sea on all ships, airships and airplanes : en fr
  • US1924794A - Counting machine : en
  • DE583329C - Arrangement for determining the location of moving bodies by means of directional beams : de en
  • US1924922A - Window cleaning apparatus : en
  • PL18719B1 - The base for a chair, table or other piece of furniture or its height-adjustable part : en pl
  • SU31550A1 - Regenerative air economizer : en ru
  • USD90607S - Design for a coffeepot ob similar : en
  • CH163516A - Twist device for high-performance spindle plating machines. : de en
  • DE583144C - Indirectly acting steam heater : de en
  • US1924452A - Conveying mechanism for furnaces and the like : en
  • US1924916A - Applicator : en
  • CH163577A - Film guiding device in film treatment vessels. : de en
  • PL18678B1 - Method for the production of organic acid anhydrides. : en pl
  • PL18694B1 - Smiga with rotating bearing planes supporting the plane in flight. : en pl
  • GB397604A - Apparatus for measuring liquids contained in portable vessels : en
  • FR751334A - Electric cable : en fr
  • ES130866A1 - A special procedure for the manufacture of shortening. : en es
  • ES131387A3 - Improvements in equipment for retreading tire covers. : en es
  • GB397695A - Improvements in or relating to the construction of houses : en
  • FR751195A - Transmission Mechanism : en fr
  • US1924355A - Belt : en
  • CH163517A - Washing machine. : de en
  • DE583090C - Fluid brake, especially for aircraft : de en
  • PL18716B1 - Resonant Vibration Damper. : en pl
  • GB397720A - Improvements in and connected with combined vehicle head-lamps and audible warning devices : en
  • US1924461A - Attachment for aircraft propellers : en
  • US1924883A - Vacuum seal for driers : en
  • FR751213A - Assembly part for the ends of the metal strapping wires and tools for fixing this part : en fr
  • SU31806A1 - The method of primary processing of leaf tobacco : en ru
  • ES130974A1 - A method to produce electrodes for electric welding. : en es
  • ES131435A1 - Improvements in the procedures, in the devices for taking views and projection and in films for color cinematography. : en es
  • DE583126C - Automatic door drive for vehicles, especially one-man cars for electric tram operation : de en
  • DE571845C - Contiguous pressed coal : de en
  • DE583374C - Process for the production of plastic art masses : de en
  • SU31714A1 - Fuel pump for internal combustion engines : en ru
  • SU31402A1 - A device for cutting fabric on flooring machines : en ru
  • US1924209A - Boiler : en
  • US1924235A - Truck and trailer coupling mechanism : en
  • US1924472A - Method of and means for manufacturing sound absorbing material : en
  • US1924820A - Gas producer : en
  • US1924937A - Antifriction bearing : en
  • FR751139A - Guillotine window : en fr
  • FR751224A - Drive unit for refrigeration unit : en fr
  • GB397562A - Improvements in or relating to bed springs : en
  • US1924697A - Two-cycle engine : en
  • US1924771A - Combination bath fixture : en
  • US1924797A - Motor vehicle : en
  • SU31464A1 - A device for changing the speed of filling the air cylinder brake : en ru
  • BE397652A - : en
  • ES131363A3 - A procedure for polishing and sharpening wood and bars of the same material in the desired cross sections. : en es
  • US1924891A - Method of making pipe structures : en
  • PL18608B1 - Non-flammable film for photographic purposes. : en pl
  • US1924806A - Striker plate : en
  • USD90606S - Design for a textile fabric or : en
  • FR751369A - Improvements made to projectiles more particularly intended for blowguns : en fr
  • PL18700B3 - A device for serving beer and for preserving its individual ingredients. : en pl
  • FR751260A - Loading device for pneumatic transport systems : en fr
  • SU31790A1 - Mobile goats for skinning the thoracic and abdominal cavities of meat carcasses : en ru
  • SU31856A1 - Press for the manufacture of fittings in the manufacture of refractory bricks : en ru
  • FR751239A - Spreading agent for spray applied compositions : en fr
  • SU31818A1 - Stretcher : en ru
  • US1924595A - Carburetor : en
  • AU1049832A - Ultraviolet light treatment of vulcanized rubber : en
  • SU31388A1 - Yass for rotary drilling : en ru
  • AU1035632A - An improved brick and method of reinforcing structures built therewith : en
  • GB397544A - Improvements relating to safety razors : en
  • GB397743A - Packing ring for pipe joints : en
  • GB397857A - Improvements in or relating to devices for storing liquids and feeding them at a constant level : en
  • ES130744A1 - Improvements introduced in the manufacture of bench screws. : en es
  • GB397813A - Improvements in pressure gas burners for furnaces : en
  • GB397850A - Improvements in reel supporting mechanism for use in printing machines : en
  • DE583129C - Arrangement for monitoring the operating status of the through lines of a telephone intermediate amplifier office : de en
  • DE583213C - Track system with automatic or semi-automatic distribution of the wagons : de en
  • FR751179A - Escalator : en fr
  • FR751150A - Improvement to doors currently in use in most transport vehicles and in particular in automobiles : en fr
  • DE583250C - Attachment of spinning pots, centrifuge drums or similar high-speed machine parts : de en
  • DE582442C - Control for hoists, such as elevators or the like. : de en
  • DE583201C - Process for the production of smooth double-pitched screws (helix) from thin strip : de en
  • DE583251C - Process for converting rubber into products with the properties of vulcanized sulfur : de en
  • US1925067A - Toy : en
  • SU31741A1 - Machine for bending the ends of the bows (over-weight) of the bucket : en ru
  • US1924616A - Process for manufacturing organic esters : en
  • US1924111A - Method for stemming grapes : en
  • US1924262A - Safety razor blade : en
  • CH163680A - Radiation emitting device with a reflector and an electric discharge tube arranged in the latter. : de en
  • CH163745A - Vehicle wheel fixing device. : en fr
  • US1924446A - Halogenated anthraquinone acridone and the process of preparing it : en
  • PL18558B1 - Pressure reducing valve. : en pl
  • PL18727B1 - An insert for mattresses, pillows, upholstered furniture and similar items : en pl
  • SU31422A1 - Method for increasing solar energy evaporation of water from brines of table salt : en ru
  • SU31678A1 - Diagram for determining the relative humidity of the air by the temperature difference between dry and wet thermometers : en ru
  • GB397773A - Benzyl cellulose compositions : en
  • DE583222C - Electric incandescent lamp or discharge tube, in which a movement of the screw sleeve against the lamp bulb is possible : de en
  • GB397599A - Improvements in or relating to bridge piers : en
  • GB397766A - Improvements in or relating to means for starting high compression internal combustion engines : en
  • SU31711A1 - Fuel injection device for Diesel diesel-free engines : en ru
  • US1925051A - Warp stop motion : en
  • PL18672B1 - Automatic device for regulating the spacing of the brake blocks on the brakes of railway carriages and the like. : en pl
  • US1924404A - Shock absorber adjusting device : en
  • US1924564A - Parking meter : en
  • US1924695A - Lock washer assembly : en
  • GB397616A - Improvements in and relating to tiled curbs, tiled fireplaces, and tiled slabbed hearths : en
  • CH163454A - Device for loosening the cattle from outside the stable in the event of fire. : de en
  • CA335231A - Refrigerating apparatus : en fr
  • CA335274A - Non-microphonic radio apparatus : en fr
  • CA335177A - Film magazine : en fr
  • CH163709A - Circuit arrangement for eliminating interfering alternating voltages between the cathode and the other electrodes of one or more tubes of an amplifier arrangement. : de en
  • SU31635A1 - Automatic scales with non-tilting bucket suspended from the beam : en ru
  • ES130937A1 - A new method of manufacturing cooked earth. : en es
  • SU31538A1 - Firebox for coal burning furnace : en ru
  • SU31663A1 - Instrument for determining the uniformity of metal in rails : en ru
  • US1924538A - Light filter : en
  • PL18684B1 - A crankless motor-compressor with two counter-rotating pistons. : en pl
  • CA335215A - Bag closure : en fr
  • DE583142C - Auxiliary device for the use of vacuum cleaners, in particular pot vacuum cleaners, for hanging up for cleaning railroad cars and the like. like : de en
  • DE583231C - Method for producing fire extinguishing foam : de en
  • GB397853A - Improvements in or relating to thermally operated fluid valves : en
  • US1924468A - Method of and apparatus for measuring gases : en
  • US1924405A - Generating odontograph : en
  • US1924276A - Automobile lifting mechanism : en
  • US1924394A - Air vent valve : en
  • US1924802A - Shock absorber : en
  • US1925046A - Grooved pulley : en
  • SU31801A1 - Water Reel Changing Machine : en ru
  • US1924607A - Flotation method : en
  • US1924830A - Bracket : en
  • CA335191A - Combined plumb and level saw handle : en fr
  • CH163591A - Unit counter. : de en
  • SU31508A1 - Method and device for measuring time intervals : en ru
  • SU31724A1 - Shaft coupling for shafts : en ru
  • US1924268A - Thermionic amplifier : en
  • GB397639A - Improved apparatus for utilising the energy of low heads of water : en
  • GB397702A - Machine for making snares, for catching hares, rabbits and the like and fish hook traces : en
  • US1924615A - Process for the manufacture of esters : en
  • DE583148C - Fluid meter with divided measuring drum that is rotated by the weight of the fluid : de en
  • CH163762A - Process for the production of ferrophosphorus. : de en
  • DE570723C - Signal and alarm device : de en
  • SU31516A1 - Plate etching method for solid rectifiers and photocells : en ru
  • US1924357A - Start-stop telegraph system and apparatus : en
  • DK47679C - Foldable hat box, especially for men's hats. : da en
  • CA335304A - Film pack : en fr
  • US1924350A - Trolling lure : en
  • US1924730A - Combined cigarette, match, and ash holder : en
  • USD90594S - Design fob a lamp : en
  • US1924777A - Limit switch : en
  • GB397551A - Improvements in electrical impedance networks and amplifiers : en
  • CA335239A - Draft gear : en fr
  • CA335273A - Liquid treating apparatus : en fr
  • GB397622A - Improvements in broaching machines with hydraulic control : en
  • FR42690E - Indirect shot billiard game : en fr
  • PL18711B1 - A method of preparing aluminum foil for cutting. : en pl
  • ES131440A1 - Perfeccionamientos in airplanes with rotating wings. : en es
  • FR751354A - indelible labels, signs, signs, posters and their manufacturing process : en fr
  • US1924212A - Tufting button : en
  • US1924485A - Radioreceiver : en
  • US1924774A - Production of dyestuffs and intermediates : en
  • DE583291C - Device for applying paper stock to the paper machine screen : de en
  • CH163696A - Process for the preparation of C- (-1.2-cyclohexenyl) -C-methyl-N-methylbarbituric acid. : de en
  • FR751187A - Liquid Fuel Kitchen Stove Frame : en fr
  • GB397797A - Improvements in or relating to non-refillable bottles : en
  • CH163688A - Tubular electric lamp. : de en
  • US1924471A - Airplane : en
  • DE583232C - Semi-trailer coupling : de en
  • ES131034A1 - A procedure for the manufacture of cinematographs that use the reflection of light on images printed on opaque surfaces. : en es
  • ES1741U - Nebulizer for the application of nasal sprays. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397603A - Improvements in metallic joints for withstanding fluid pressure : en
  • US1924112A - Brake construction : en
  • US1924265A - Denture : en
  • US1924382A - Finishing welt : en
  • US1924438A - Strain clamp : en
  • ES130933A1 - Improvements in the concentration of minerals. : en es
  • US1924852A - Window cleaning device : en
  • US1924533A - Automobile parking meter with thief alarm : en
  • FR751323A - : fr
  • FR751338A - Gear switch : en fr
  • FR751383A - Automatic cigarette lighter that can be combined with a vending machine : en fr
  • SU31597A1 - Bipod for lifting and installing telegraph and similar poles : en ru
  • USD90579S - Design fob a combination surgical : en
  • CH163536A - Process for the production of a new textile auxiliary. : de en
  • PL18725B1 - Drainer for bubbles, bottles and similar vessels. : en pl
  • SU31640A1 - Scales for determining staple length cotton : en ru
  • SU31756A1 - Mass concentration regulator : en ru
  • US1924226A - Method of and machine for preparing shoe stiffeners : en
  • US1924348A - Tonsillectome : en
  • FR751129A - Movable numbers or letters for displays : en fr
  • FR751183A - Process for the production of substantive azo dyes : en fr
  • GB397718A - Improvements in or relating to apparatus for truing the grinding discs of grinding machines : en
  • DE583408C - Beverage antenna arrangement : de en
  • AU883232A - Improvements inthe construction of refrigerators, ice-chests andthe like : en
  • CH163687A - Festoon socket. : de en
  • SU31815A1 - Sliding Crane : en ru
  • SU31660A1 - Electric thermometer : en ru
  • US1924719A - Arrangement of nozzle valve for explosion turbines : en
  • US1924743A - Process of preparing refractory material : en
  • US1924588A - Grinding machine : en
  • FR751271A - Gasoline lighter : en fr
  • SU31463A1 - Air distributor for automatic brakes : en ru
  • SU31828A1 - Armored bail for grabbing reinforced concrete rings and pipes : en ru
  • DK47689C - Device for mechanical transfer of a cigar wrapper from the wrapper device to the mold. : da en
  • ES130818A1 - A procedure for obtaining insecticides. : en es
  • SU31672A1 - Device for automatic sampling of grain : en ru
  • US1924332A - Control system for motor-generator locomotives : en
  • CH163586A - Map measuring device. : de en
  • US1924186A - Shuttle checking mechanism : en
  • US1925073A - Vibration damper for crank shafts : en
  • FR751301A - Improvements to separators intended for use in electric accumulators : en fr
  • US1924395A - Chime : en
  • SU31531A1 - The method of preparation of thin sections for microscopic studies : en ru
  • US1924119A - Typewriting machine : en
  • USD90572S - Design for a chair : en
  • PL18720B1 - Cigarettes, thimbles therefor, cigars and other tobacco products, and smoking articles. : en pl
  • PL18662B1 - A board made of wooden slats for roofing. : en pl
  • US1924682A - Tube end cleaner : en
  • US1924736A - Method of truing gears : en
  • DE583189C - Machine with double needle with middle ear for the production of a hand-sewn seam : de en
  • ES1872U - Packaging box for rolls of raw rubber. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397705A - Improvements in vaporisers for internal combustion engines : en
  • FR751105A - Elastic mat with plate element : en fr
  • SU31804A1 - The device for people's entertainment and sports : en ru
  • PL18641B1 - Device for guiding brushes or the like on cleaning machines. : en pl
  • SU31529A1 - The method of producing rosin and rosin soap from pneumatic osmol : en ru
  • SU31548A1 - A device for regulating the steam pressure in the boiler : en ru
  • ES130859A1 - Drum improvements for the transport of liquids. : en es
  • ES131021A1 - A device for the checking and adjustment of the brakes of vehicles, especially automobiles. : en es
  • ES131510A1 - A lock system with a single entry that can be opened and closed with two or more different keys, in order to achieve the manufacture of any number of different locks that in addition to their corresponding key allow to be opened p : en es
  • DE583380C - Process and device for pyrite melting : de en
  • FR42676E - Process for forming corrosion-resistant protective coatings on light metals : en fr
  • GB397846A - Improved method of making packages : en
  • GB397696A - Improvements in or relating to shearing machines for cutting up cold or hot metal bars : en
  • GB397769A - Improvements in cotter pins of the split type : en
  • DE583424C - Leveling device : de en
  • DE583060C - Method of fastening railroad tracks to masonry : de en
  • GB397665A - Improvements in or relating to letterpress printing machines : en
  • ES131386A1 - A steam locomotive made up of different units, with the boilers arranged in thermal waterfalls and with cycles balanced by means of thermal valves. : en es
  • ES131534A1 - Procedure for the manufacture of vaults for floors and buildings in general. : en es
  • FR751262A - Translucent body fixed in an opening in the wall of a headlight or similar device, in particular for controlling the headlight lamp : en fr
  • BE397879A - : en
  • DE583216C - Circuit arrangement for measuring the pulse ratio of a dial : de en
  • DE583913C - Method and device for generating a high quality gas. : de en
  • FR42677E - Improvements to altitude measurement systems : en fr
  • GB397790A - A method of and means for securing clips to troughing for supporting electric cables : en
  • DE583099C - Cross weft winder : de en
  • ES131523A3 - A procedure for the production of ammonium nitrate. : en es
  • GB397685A - Improvements in or relating to vehicle wheels : en
  • GB397627A - Improvements in holders or cases for rolls or tape : en
  • GB398170A - Improvements in or relating to retroactive thermionic valve systems : en
  • US1924668A - Banking switch construction : en
  • US1925000A - Remote control apparatus for power driven boats : en
  • DE583211C - Inclined elevator for rail vehicles with pressure truck operation : de en
  • FR751328A - Clockwork mechanism : en fr
  • FR42695E - Device for automatic arc welding without interruption, with straight coated electrodes : en fr
  • FR751321A - Improvements to removable toys : en fr
  • GB397653A - Improvements in air pre-heaters for furnaces of water tube boilers : en
  • FR751146A - Processes for the preparation of soluble cellulose esters, products resulting therefrom and applications thereof, in particular as antihalation layers for photographic films : en fr
  • FR751205A - Automatic disengagement with safety device and assembly outside the gearbox for motor vehicles : en fr
  • CH163505A - Hooded container. : en fr
  • CH163512A - Twelve-strand strand or twelve-strand rope. : de en
  • SU31426A1 - The method of obtaining aluminum chloride : en ru
  • US1924317A - Mechanism for controlling pressure and feed of tools of rotary well drilling rigs : en
  • US1924684A - Rail joint : en
  • US1924839A - Method and machinery for drawing wire : en
  • FR751299A - Filter or anti-halo layers for photographic plates or films : en fr
  • AU935132A - Improvements in fuel arrangements for internal combustion engines : en
  • CA335243A - Paper bag : en fr
  • CH163484A - Automatic closing device for tub filling pipes. : en fr
  • PL18656B1 - Dishes for garbage. : en pl
  • US1924206A - Process for the removal of cyanogen compounds from gases : en
  • CA335278A - Synchronizing system : en fr
  • GB398207A - Improvements in or relating to electric alternating current circuit breakers : en
  • GB397559A - An improved key-escutcheon-plate for use in connection with nozzle night latches : en
  • FR42689E - Improvements to electrical devices to produce pulses, especially at low frequencies : en fr
  • US1924912A - Explosive : en
  • US1924399A - Wind instrument : en
  • US1924373A - Shock absorber and valve therefor : en
  • FR751362A - Servo-controlled device for braking motor vehicles and other applications : en fr
  • PL18648B1 - Method for the production of unsaturated amines. : en pl
  • SU31462A1 - A device designed to prevent the reverse movement of cars when a train breaks : en ru
  • SU31586A1 - Casting ditch for casting steel bars : en ru
  • US1924228A - Governor control : en
  • PL18594B1 - A method of producing choline derivatives of the carbamic acid series. : en pl
  • SU31701A1 - Internal combustion engine : en ru
  • DE583105C - Shuttle spindle : de en
  • FR751353A - Drive mechanism : en fr
  • GB397802A - A new or improved device for filling the containers of capping and like machines with a supply of discs : en
  • SU31681A1 - Recording centrifugal tachometer : en ru
  • US1924412A - Electrically operated pumping apparatus : en
  • US1924714A - Method and system of illumination : en
  • US1924778A - Automobile signal : en
  • ES131066A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • DE583112C - Knitwear and process for their production : de en
  • DE583208C - Lining of the dome by Cowpern with a sheet metal jacket : de en
  • DE583104C - Roller skate : de en
  • FR751144A - Improvements made to the torpedo launching facilities located above the water on board warships operating on the surface : en fr
  • FR751380A - Semi-automatic gasoline lighter : en fr
  • US1924707A - Pump for lubricating apparatus : en
  • US1924556A - Noninterference apparatus : en
  • US1924659A - Meter and switch mounting support : en
  • US1924837A - Electrician's tool : en
  • US1925035A - Tube drawing machine : en
  • CH163770A - Process for the preparation of a new condensation product which can be used as a reservation agent. : de en
  • DE583182C - Small motor, especially for clock windings : de en
  • DE583414C - Device for the simultaneous electrification and warming of the spinal cord and all sexual pressures : de en
  • ES131291A1 - Improvements in the threshing machines or desgranadores cylinders of the threshing machines. : en es
  • SU31424A1 - The method of obtaining oxide or aluminum chloride : en ru
  • SU31559A1 - The method of obtaining chromic extract and chrome alum : en ru
  • US1924241A - Mole trap : en
  • US1924846A - Method of treating railroad track members : en
  • GB397598A - Improved construction of egg stand : en
  • PL18589B1 - The method of producing etLuhtti derivatives : en pl
  • SU31730A1 - Tool for turning cones on a turret machine : en ru
  • ES130888A1 - A transportable shredder to extract the fiber from the leaves of the Sanseviera agaves and other textile plants. : en es
  • SU31697A1 - The way to kill insects : en ru
  • SU31852A1 - Press Press for the manufacture of metal sheets : en ru
  • US1924136A - Process for heating materials : en
  • FR751142A - Vehicle brake enhancements : en fr
  • GB398176A - Improvements in or relating to self-adjusting shutters in air flow conduits : en
  • DE583094C - Leak bolt : de en
  • FR751287A - Welded sheet pile connection : en fr
  • FR751361A - : fr
  • GB397635A - Improvements in or relating to electric transformers : en
  • US1924122A - Airplane : en
  • US1924344A - Surface hardened cast iron article of manufacture : en
  • US1924387A - Warp beam : en
  • US1924509A - Corn planter attachment : en
  • US1924530A - Pressure bag for tire molds : en
  • SU31679A1 - Adaptation for scheduling trains : en ru
  • US1924637A - Discharge mechanism for fluid under high pressure : en
  • DE583253C - Process for the production of pure white or colored artificial stones, especially tiles, slabs made of lime and fillers : de en
  • GB397656A - Improvements in the manufacture of thermionic cathodes for electric discharge devices : en
  • ES130840A1 - New method of wet preparation of coal, especially anthracite, by the flotation process. : en es
  • ES131458A1 - Mixing machine and mixer. : en es
  • DE583382C - converter : de en
  • US1924184A - Shock absorber : en
  • US1924739A - Electric lamp and method of operation : en
  • PL18729B1 - Acid-resistant alloys. : en pl
  • SU31698A1 - Method and device for disinfecting soil : en ru
  • US1924315A - Sleep eye shade : en
  • US1924680A - Coil for induction furnaces : en
  • DE583067C - Device for displaying the phase deviation of synchronously running devices by means of phase signals given by the transmitter during each revolution : de en
  • BE397607A - : en
  • US1924098A - Fruit grader and cleaner : en
  • US1924886A - Gauge cock or valve : en
  • SU31653A1 - Device for recording sounds on cinema tape : en ru
  • US1924677A - Fabric and method of treating the same : en
  • DE583252C - Central lubrication device : de en
  • DE583364C - Pressure control valve for braking devices moved by negative pressure, in particular of motor vehicles : de en
  • DE583272C - Hollow threads and similar tubular structures made of cellulose or cellulose derivatives with or without an insert made of textile threads and processes for the production of such structures : de en
  • FR42662E - Improvements in the manufacture or processing of artificial silk and other artificial products : en fr
  • CH163726A - Vehicle comprising an installation allowing the production of signs and the emission of sounds. : en fr
  • ES131380A1 - A manufacturing process for flexible conductors, electrical resistance. : en es
  • ES131385A1 - Obtaining heat by means of a refrigeration machine with continuous action absorption. : en es
  • ES131524A1 - DEVICE AGAINST GLARE IN HEADLIGHTS FOR AUTOMOBILE VEHICLES : en es
  • GB397596A - Improvements in or relating to graphical stress and strain recording apparatus : en
  • GB397679A - Improvements in or relating to apparatus for shaking bags or containers for settlingthe material therein : en
  • US1924162A - Cut-off machine : en
  • US1924724A - Concrete wall and method of building and finishing same : en
  • SU31503A1 - Electrodynamic measuring device : en ru
  • SU31631A1 - Automatic scales for loose bodies : en ru
  • ES131355A1 - Manufacturing process of rubber soles for footwear of all kinds. : en es
  • US1924118A - Storage and display cabinet : en
  • US1924853A - Alternating current clock : en
  • FR751291A - Operating table : en fr
  • FR751390A - Advanced trafusoir for textile processing : en fr
  • GB397637A - Improvements in or relating to cigarette or cigar cases : en
  • SU31453A1 - A method of making patterns for copying machines : en ru
  • US1924517A - Harrow : en
  • GB397542A - Improvements relating to disc valves : en
  • FR751157A - Exhaust gas cleaning device : en fr
  • US1924181A - Roofing and process of manufacturing same : en
  • US1924545A - Drop hammer : en
  • ES1877U - Coffee maker with rising water circulation. (Machine-translation by Google Translate, not legally binding) : en es
  • SU31561A1 - Machine for plucking bristles from skins : en ru
  • FR751371A - Automatic needle handling device for marshalling yards : en fr
  • DE583394C - Bearings for the roll necks of highly stressed rolling mills : de en
  • ES131384A3 - A procedure for the manufacture of rubber footwear with a wooden heel. : en es
  • FR751263A - Printer telegraph : en fr
  • GB397654A - Improvements in or relating to gyroscopic compasses : en
  • FR751199A - Improvements in fuel and air supply control for internal combustion engines : en fr
  • DE583117C - Process for the production of a waterproof cellulose hydrate skin : de en
  • DK47705C - Device for Pipe Fittings or Pipe Couplings. : da en
  • CA335275A - Current tap fitting : en fr
  • CH163514A - Embroidery loom. : en fr
  • FR751329A - Automatic feeder for printing machines : en fr
  • CH163630A - Fastening device for wristwatches with brackets in order to be able to wear them in the buttonhole of the skirt. : de en
  • USD90592S - Design for a stick of chewing gum : en
  • CH163722A - Device for signaling and detecting an abnormal drop in oil pressure in oil-filled cables. : en fr
  • US1924488A - Conveyer system : en
  • US1924822A - Cell feed : en
  • ES131465A1 - A procedure for the manufacture of automatic switches, without float, for the electric pumps. : en es
  • FR751191A - Process and device for the production of sodium cyanide : en fr
  • GB397826A - Improvements in or relating to reinforcing tabs for labels, perforated sheets or thelike : en
  • PL18548B1 - Packing machine * : en pl
  • US1924105A - Electrical resistor : en
  • US1924396A - Plastic and resinous compositions of matter and method of making same : en
  • US1924865A - Lapping tool : en
  • FR751280A - Method for removing loads from the walls of very high vacuum cathode ray tubes : en fr
  • ES1868U - Welding burner of two or more flames. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397737A - Improvements relating to the pressing of clay thimbles used for holding pottery in kilns : en
  • GB397767A - Improvements in or relating to winding, hauling, hoisting and like gear : en
  • DE583325C - Device for adjusting the forme cylinder of rotary printing machines in the circumferential direction : de en
  • GB397901A - Improvements in the reduction of aromatic hydroxy compounds : en
  • ES131405A1 - A method for making articles containing rubber or similar materials. : en es
  • DE583214C - Electromechanical lifting device, especially for braking electric vehicles : de en
  • FR751200A - Lug backplate : en fr
  • FR751377A - Vibrator device, applicable in particular to the casting of concrete or reinforced cement : en fr
  • GB397745A - Improvements in and relating to grid-controlled rectifiers : en
  • GB397803A - Improvements in or relating to high tension electrical switch installations : en
  • ES131390A1 - A mechanical brick manufacturing process, without pressing. : en es
  • FR42668E - Process for producing polychrome cinematographic photographs and images : en fr
  • US1924674A - Lubricating apparatus : en
  • ES131378A1 - A process for the production of chromatic coloring matters. : en es
  • FR751375A - Reinforced piston for internal combustion engines and other applications : en fr
  • CH163565A - Collecting container for storing photographs, drawings, documents, etc. : de en
  • ES130836A1 - Perfections in the spindles for double twisting. : en es
  • CH163595A - Power converter. : de en
  • CH163686A - Liquid fuel burners. : de en
  • DK47707C - Acid Toothpaste and Procedure for Its Manufacture. : da en
  • CH163476A - Ventilation device attached to windows or doors. : de en
  • DE583102C - Anti-skid device for skis : de en
  • CH163524A - Jug, especially for milk. : de en
  • DE583292C - Fastening of the wall cladding on metal walls, especially for motor vehicle body : de en
  • AU928632A - Improved peg for clothes andthe like : en
  • CA335289A - Boiler feed water heating apparatus : en fr
  • CH163710A - Timepieces, especially for determining the duration of long distance calls. : de en
  • CH163661A - Multiple break switch with hollow contacts. : de en
  • CH163736A - Device on a motor vehicle for lifting the same. : de en
  • DE583392C - Method and device to keep the magnitude of the deflection of a weakly damped mechanical oscillation system working close to resonance constant over a wide frequency range : de en
  • ES1880U - New metal bed for somiers (Machine-translation by Google Translate, not legally binding) : en es
  • FR42666E - Pencil sharpeners : en fr
  • GB397657A - Improvements in handles for shovels or scoops : en
  • ES131286A3 - Improvements in the mechanical manufacture of electric bulbs. : en es
  • FR751297A - Push button control for elevators and the like : en fr
  • US1924449A - Voting machine : en
  • SU31822A1 - Device for quenching the energy of water discharging into the downstream : en ru
  • US1924967A - Propellant powder and process of making the same : en
  • CH163489A - Leaf stop. : en fr
  • SU31545A1 - A device for removing ash and slag from a firebox : en ru
  • PL18551B1 - A method of making a foodstuff rich in vitamins. : en pl
  • SU31690A1 - Apparatus for counting checks or coupons : en ru
  • FR751167A - Device for rescuing people from sunken ships : en fr
  • ES131455A1 - An improvement in the manufacture of electric lamps. : en es
  • FR751257A - Lifting armchair for performance halls or others : en fr
  • DE583330C - Device for operational refilling of switching fluid for electrical switches : de en
  • US1924336A - Bifocal lens : en
  • PL18702B1 - Garden rake with a knife for trimming weeds and grass. : en pl
  • SU31750A1 - The method of cleaning waste paper and other contaminated fibrous materials : en ru
  • US1924501A - Printing : en
  • SU31455A1 - Method of making nichrome wire : en ru
  • FR751180A - Improvements to trolleys for electric traction vehicles : en fr
  • DE582827C - Handjaeter with tine handles stored in pairs next to or on top of each other : de en
  • DE583268C - Switching device with several individually operated knife switches : de en
  • CA335187A - Relief process : en fr
  • CH163465A - Garage door. : de en
  • CH163693A - Rubberless varicose vein stocking with heel opening. : de en
  • ES131373A1 - Procedure for conservation of edible products. : en es
  • GB397833A - Improvements in or relating to automatic prepayment apparatus : en
  • US1925052A - Method and means for producing motor armatures : en
  • USD90600S - Design fob a lamp shade : en
  • CH163544A - Process for the preparation of a fat-soluble azo dye. : de en
  • CH163697A - Process for the preparation of the bismuth salt of an arsenic compound. : de en
  • DE583193C - Tar mixer with rotating mixing shaft and swiveling mixing trough : de en
  • BE397457A - Match making and packaging improvements : en fr
  • FR751341A - Improvements to public lighting devices : en fr
  • CH163600A - Automatic winding wristwatch. : en fr
  • SU31498A1 - Reactor : en ru
  • US1924296A - Heat treatment of crank shafts : en
  • US1924417A - Valve : en
  • US1924231A - Shock absorber : en
  • FR751113A - Spraying device for liquid fuels for internal combustion engines : en fr
  • CH163494A - Device for cleaning pieces of fabric. : de en
  • SU31431A1 - The method of obtaining primary alcohols : en ru
  • US1924459A - Motor control circuit : en
  • US1924784A - Musical trap holder : en
  • CH163695A - Handle for half stretchers. : de en
  • BE397407A - : en
  • CH163668A - Installation circuit breaker. : de en
  • US1924173A - Stem for pneumatic tires or the like : en
  • US1924502A - Article holder : en
  • US1924723A - Automatic clutch : en
  • US1924770A - Absorption refrigerating system : en
  • CA335224A - Moulded table cover : en fr
  • ES131349A3 - Improvements in the manufacture of electric irons to verify all kinds of ironing. : en es
  • ES131459A1 - Perfeccionamientos in the circular knitting machines. : en es
  • CH163627A - Multipurpose tool. : en fr
  • CH163626A - Set up on striking tools. : de en
  • CH163611A - Device for spot welding. : de en
  • CA335257A - Metal container : en fr
  • AU926732A - Improvements inthe treatment of acid sludge : en
  • AU987032A - Vacuum soldering machine : en
  • DE583290C - Frame for candy glasses u. like : de en
  • DE583353C - Film threading device : de en
  • FR751230A - Continuous bleaching process and apparatus for its implementation : en fr
  • US1924499A - Lubricating device : en
  • USD90566S - Design fob a toy duck : en
  • BE397391A - : en
  • GB397712A - Improvements in or relating to electric discharge apparatus : en
  • US1924868A - Gas shut-off fire valve device : en
  • US1924725A - Aluminum alloys : en
  • US1924791A - Cuff link : en
  • PL18597B1 - Device for controlling the density of threads during weaving. : en pl
  • US1924426A - Paper umbrella : en
  • DE583209C - Method and device for direct iron production : de en
  • ES131108A1 - A method and device that introduce a great improvement in the machines and process for the manufacture of hollow bricks, the device is mainly in a new nozzle with its cores of special shape combined with a : en es
  • FR751222A - Solid shades to friction : en fr
  • AU1064732A - Improvements in or relating to boiler cleaners or soot blowers : en
  • CH163537A - Process for preventing or reducing the decomposition of and the evolution of acid in chlorinated hydrocarbons. : de en
  • SU31569A1 - Psychotechnical Testing Apparatus : en ru
  • SU31787A1 - Device for pulling sunken foot from the bottom of rivers or lakes : en ru
  • SU31827A1 - A set of needles for drums and combs combs : en ru
  • US1924429A - Embossed covered picture and process of making same : en
  • US1924950A - Garden tool : en
  • SU31479A1 - Antenna Power Method : en ru
  • US1924321A - Braking system : en
  • SU31641A1 - A device for sound : en ru
  • US1924552A - Mining machine : en
  • US1924901A - Color cinematographic apparatus : en
  • SU31520A1 - Electric Wire Welding Pliers : en ru
  • SU31837A1 - Device for pulling darning refineries : en ru
  • US1924995A - Razor blade sharpening device : en
  • SU31644A1 - Device for automatic change of gramophone plates during continuous operation of a gramophone : en ru
  • US1924844A - Sealing tool : en
  • USD90580S - Design for a cabinet : en
  • US1924329A - Folding chair : en
  • BE397908A - : en fr
  • CH163472A - Hot air system. : de en
  • DE583195C - Fireproof ceramic body, resistant to bending and sagging, even at high temperatures, and its manufacturing process : de en
  • DE583402C - Support claw plate for rail fastening with wedge bracing : de en
  • CH163491A - Cutting disc. : de en
  • US1924223A - Table : en
  • SU31421A1 - Method and apparatus for producing sodium sulfide from sodium sulfate : en ru
  • US1925003A - Internal combustion engine : en
  • ES131530A1 - A switch, especially pole switch for electric railways. : en es
  • CA335234A - Welding electrode : en fr
  • CH163579A - Locking device for closing off the cassette compartment of film treatment vessels. : de en
  • DE583109C - Counter-pressure roller, adjustable perpendicular to the axis of the associated roller : de en
  • SU31584A1 - The method of manufacturing cement, plaster and cement-plaster models and forms for the manufacture of : en ru
  • SU31780A1 - Trailer for motorcycle : en ru
  • US1924453A - Process of manufacturing iron tetracarbonyl : en
  • US1924966A - Pipe section : en
  • CH163510A - Ejection device for cards. : de en
  • CH163665A - Load switching device for step transformers for high currents. : de en
  • CH163488A - When the room temperature rises, the hold-open device for doors etc. : de en
  • CA335225A - Energy-translating device : en fr
  • ES131445A1 - A method to perfect electrical insulation. : en es
  • US1924566A - Vulcanization accelerator : en
  • US1924939A - Curling iron : en
  • US1925026A - Water tube locomotive boiler : en
  • PL18693B1 - Speaker membrane. : en pl
  • DE583226C - Device for supporting the sacrum and iliac bone as well as the lumbar spine : de en
  • FR751374A - Mobile roofing device for motor cars and other applications : en fr
  • GB397668A - Automatic byepass for hydro-electric steering apparatus : en
  • ES130944A1 - An improvement in the manufacture of elastic yarn, rubber cords and the like. : en es
  • FR751176A - retort element for the low temperature distillation of coals or other mineral or vegetable products : en fr
  • FR42672E - Device used to hold horses' feet for shoeing : en fr
  • FR751136A - Improvements made to the fuel tanks of locomotive vehicles, also applicable to all receptacles for combustible materials : en fr
  • GB397680A - Improvements in high-pressure metal vapour arc lamps : en
  • ES131393A1 - A heavy oil engine. : en es
  • ES131202A1 - High power high or low voltage direct current machine with two windings in the armature housed in the same slots and provided with manifolds. : en es
  • SU31791A1 - Device for point and straightening knives safety razors : en ru
  • CA335292A - Accounting machine : en fr
  • CH163563A - Tab for strips with text. : de en
  • GB397611A - Improvements in or relating to electrically illuminated advertishing or like signs : en
  • GB397890A - A new or improved material in filamentary or strand-like form : en
  • SU31576A1 - Functional maxillary article tor : en ru
  • CH163648A - Fuel pump with storage piston loaded by a liquid spring on internal combustion engines. : de en
  • FR42681E - Improvements to fire extinguishers : en fr
  • FR751175A - Shirt cuff : en fr
  • ES129394A1 - A dough heating device applicable to oil mills. : en es
  • ES1874U - A wheel for chairs and toy store in general for children (Machine-translation by Google Translate, not legally binding) : en es
  • USD90597S - Design for a lamp shade : en
  • US1924532A - Machine for sealing : en
  • DE583046C - Rock drill : de en
  • DE583186C - Railway body, consisting of several rockfall layers built up on a bed of sand or slag : de en
  • DE583302C - Not fully automatic knife star dough dividing and knitting machine : de en
  • PL18674B1 - A method of treating the surface of objects made of aluminum or aluminum alloys. : en pl
  • FR42659E - Improvements to electrical servo systems : en fr
  • DE583128C - Device for influencing railway safety devices : de en
  • DE583158C - Device for purging and loading an open combustion chamber for operating gas turbines : de en
  • CH163453A - Device for coupling the animals in stables. : de en
  • ES131350A1 - A process for the manufacture of shatterproof glasses and glasses. : en es
  • GB397682A - Improvements in moving coil loudspeakers : en
  • DE583277C - Process for improving the aging properties of plastic masses made from dihaloparaffins and polysulfides : de en
  • DE583346C - Carburettor for light and heavy oil : de en
  • DE582241C - Removal of carbonic acid and carbon monoxide from gases : de en
  • GB397662A - Improvements in and relating to biling machines : en
  • CA335299A - Motor vehicle accessory system : en fr
  • GB397753A - Improved regulation for impulse turbines : en
  • DE556536C - Chiller : de en
  • DK47708C - Procedure for protecting signs or the like painted on the back of glass against moisture and heat. : da en
  • FR42699E - Improved baler for straw, fodder and similar products : en fr
  • ES130487A3 - Improvements in the construction of electrically operated refrigerators. : en es
  • PL18592B1 - A measure to prevent the spread of vermin along pipes of central heating appliances. : en pl
  • CH163573A - Process for coloring silver images. : de en
  • US1924609A - Cylindrical and the like container made of composite materials : en
  • US1924701A - Process for producing flexible shafts : en
  • US1924731A - Supply mechanism : en
  • CH163479A - Roller for processing plastic materials. : de en
  • CH163732A - Cup-shaped packaging element for candy articles. : en fr
  • PL18682B1 - Method of obtaining beryllium compounds from minerals containing beryllium. : en pl
  • SU31526A1 - Method for preparing lithopone oil paste with linseed oil, linseed oil and gasoline : en ru
  • US1924930A - Automatic regulator for pumps : en
  • ES131372A1 - A system of electric heating device, for the production and distribution of hot, warm or cold water, with balanced pressure hydro-mixer, arranged inside. : en es
  • ES1869U - A thimble for sewing (Machine-translation by Google Translate, not legally binding) : en es
  • DE583051C - Equipment for the transport of nitric acid on the Glover : de en
  • ES131470A1 - Procedure for dyeing skeins and threads. : en es
  • PL18704B1 - A device for determining the correction of the distance to the target and direction in indirect targeting for guns and machine guns scattered in the field. : en pl
  • US1924672A - Combination circular saw miter machine : en
  • DE583333C - Process for increasing the melting point of montan wax : de en
  • PL18602B1 - A method of producing pipes or similar items from fusible material, especially glass, and a device for carrying out the method. : en pl
  • US1924458A - Motor control circuit : en
  • US1924491A - Method and apparatus for directing the switching of railway cars at yards and terminals : en
  • SU31705A1 - Device for cooling revolving engines : en ru
  • SU31744A1 - Adaptation to sewing machines for hair dressing when sewing fur skins : en ru
  • US1924125A - Orifice meter : en
  • DE583025C - Film drive : de en
  • US1925027A - Recovery of sulphur from gas purifying materials : en
  • USD90570S - Design for a toy rabbit : en
  • US1924631A - Form tie : en
  • US1924658A - Brake and motor tester : en
  • SU31563A1 - Kulana machine for bast plants : en ru
  • US1924397A - Filter-amplifier combination : en
  • US1924414A - Building structure : en
  • GB397572A - Improvements in or relating to fluid pressure indicators for pneumatic tyres and other inflated bodie : en
  • GB397707A - Improvements in and connected with spring fillers for mattresses, cushions and the like : en
  • ES131351A1 - A new procedure for obtaining a special felt based on the use of vegetable fibers subjecting them to an adequate compression with or without binder material, applicable to the manufacture of plants and insoles for footwear and in a way : en es
  • GB397561A - Improvements in or relating to absorption refrigerating apparatus : en
  • US1924267A - Method of making linings for casting mold cavities : en
  • US1924522A - Method of and apparatus for extruding tubular metal shapes : en
  • USD90612S - Design for a lighting fixture : en
  • FR751265A - Process for improving edible flours for making pastry and bakery articles and doughs prepared using these flours : en fr
  • PL18706B1 - Nozzle for spraying liquids. : en pl
  • PL18721B1 - Device for displaying posters, billboards and similar advertisements to the public. : en pl
  • US1924710A - Process for the manufacture of dichromates : en
  • DE583168C - Auxiliary braking device intended primarily for motor vehicles : de en
  • PL18561B1 - Automatic water gauge. : en pl
  • US1924269A - Shock absorbing wheel : en
  • US1924644A - Lawn roller : en
  • GB397687A - Improvements in and relating to switch adapters, particularly for lamps having two filaments : en
  • SU31591A1 - Fuel tank for kitchens of the Primus type : en ru
  • US1924513A - Sanitary toilet seat pack and container : en
  • US1924970A - Wheel : en
  • PL18658B1 - Sediment electrode for electrostatic precipitators with absorbent cavities. : en pl
  • US1924693A - Check indorser : en
  • SU31802A1 - Silk coil twisting machine : en ru
  • US1925065A - Granular material and method of making : en
  • DE583140C - Flat foot inlay : de en
  • DE583218C - Receiving arrangement for direction finders with rhythmically switchable antennas : de en
  • FR751255A - : fr
  • FR751282A - Internal combustion engine, with variable-volume combustion chamber while the engine is running : en fr
  • FR751356A - Drive speed compensator in synchronized film and sound recording : en fr
  • GB397594A - Imitation fuel : en
  • ES131354A1 - Procedure for obtaining protective means against the moth. : en es
  • ES1639U - Roller plugs for metal boats. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397659A - An improved winding apparatus for metals in ribbon-like form : en
  • US1924279A - Boiler drum : en
  • US1924661A - Telephone system : en
  • FR751169A - Improvements to hand-held fork-lift trucks : en fr
  • SU31656A1 - Stereoscopic sketching device on the aerial photograph of the terrain : en ru
  • US1924779A - Overpass : en
  • DE583223C - Process for the production of azo dyes : de en
  • DE583367C - windshield wipers : de en
  • GB397762A - Improvements relating to radio signal receiving systems : en
  • GB398214A - Improvements in or relating to recording apparatus : en
  • FR751349A - Toothbrush with reservoir : en fr
  • ES131158A3 - Filtration system for liquids. : en es
  • GB397597A - Improvements relating to roller mills for the treatment of grain : en
  • ES131423A1 - Procedure for the transmission of signals, news, sounds and images by means of electric waves along any metallic conductor. : en es
  • ES131482A3 - Procedure for the manufacture of glass containers starting from tubes of this one. : en es
  • ES131514A3 - A device cuts tacks. : en es
  • ES131529A2 - IMPROVEMENTS IN STEAM BOILER WITH ELECTRIC HEATER FOR ALTERNATING CURRENT HEATING : en es
  • DE583265C - Hand lever brake, especially for rail vehicles : de en
  • GB397648A - Improvements in method and apparatus for transmitting and receiving television images : en
  • FR42663E - Improvements to the frames of panels of all kinds by joined tubes : en fr
  • DE583119C - Drive for presses, e.g. B. Sheet metal presses : de en
  • ES131030A3 - New stopcock device. : en es
  • FR751237A - Process for the preparation of 1-iodo-8-oxynaphthalenesulfonic acids : en fr
  • SU31633A1 - Automatic scales for fluid bodies : en ru
  • US1924889A - Time controlled mechanism : en
  • US1925060A - Fuse : en
  • ES131383A1 - New device to keep the arcade of the "jacquard" frames of the knitting machines in tension. : en es
  • ES131540A1 - A perfection in the devices to automatically stop the loom in motion when the shuttle does not properly enter the extreme parts of the batán. : en es
  • GB397595A - An improved device for regulating the clearance of valve tappets in internal combustion engines : en
  • FR751151A - A scale for bagging and weighing equipped with an automatic locking device for the arrival of goods when the desired weight is reached : en fr
  • ES130738A1 - Perfections introduced in sharp sharpening discs. : en es
  • ES131345A1 - An elastic wheel for vehicles. : en es
  • DE582999C - Process for the production of rayon : de en
  • DE583106C - Process for the direct production of mixtures of calcium chlorate and sodium chlorate : de en
  • US1924411A - Window ventilator : en
  • USRE18930E - Refining i : en
  • ES1675U - Shelving and supports for the display of items in shop windows, cabinets and similar purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • US1924358A - Earth moving device : en
  • US1924477A - Power applicator : en
  • CH163667A - Protective device for AC systems against earth faults. : de en
  • FR42660E - Funeral cross mounting system and its manufacturing process : en fr
  • GB397584A - Improvements in, or relating to, automatic road traffic control signals : en
  • GB397602A - Improvements in window fastenings : en
  • BE397925A - : en
  • DK47706C - Apparatus for Evaporation, Drying or Condensation of Liquid or Sludge Materials, In particular Cement Sludge. : da en
  • DE583096C - Double-digit sole-laying press with air pressure cushions : de en
  • SU31739A1 - Tool for holding the blank during forging : en ru
  • SU31775A1 - Device for automatic start and stop of electric pumps and compressors : en ru
  • FR751333A - Improvements to electric cables : en fr
  • GB397647A - Improvements in or relating to change-speed devices for motor vehicles : en
  • DK47698C - Smaller Magnetoelectric Machine. : da en
  • US1924957A - Combined cane and popgun : en
  • SU31766A1 - The method of exorcism scales : en ru
  • PL18579B1 - : en pl
  • US1925041A - Method of producing carbon dioxide in solid form : en
  • US1925058A - Process for forming plastic clay masses : en
  • CH163724A - Multi-sound signaling device, in particular for vehicles. : de en
  • SU31819A1 - Hopper Emptying Device : en ru
  • DE583174C - Single-barrel handgun with additional charges arranged in side chambers : de en
  • DE583217C - Coin operated telephone : de en
  • GB397697A - Improvements in or relating to articles or apparatus subject to low temperatures : en
  • SU31486A1 - Electric switch : en ru
  • SU31670A1 - Barometer : en ru
  • SU31675A1 - Fluid sampling device : en ru
  • CA335193A - Worm screw press : en fr
  • US1924288A - Printing press : en
  • US1924519A - Treatment of minerals : en
  • US1924623A - Refinement of cellulose fiber : en
  • PL18707B1 - A method for producing caps and an apparatus for carrying out the method. : en pl
  • SU31481A1 - Rollers for rubber compacting electrical wires : en ru
  • US1924124A - Pump : en
  • FR751335A - Drain device for bathtubs, sinks, etc. : en fr
  • FR751393A - Self-propelled device for the mechanical operation of presses : en fr
  • GB397579A - Improvements in or relating to house shoes or slippers : en
  • FR751135A - Forging machine : en fr
  • DE583369C - Drive for ships with shallow drafts : de en
  • DE583261C - Device for separating the components of different specific gravity of a gaseous or liquid mixture : de en
  • DE583338C - Injection molding machine with compressed air drive : de en
  • US1924763A - Preparation of carboxylic acids : en
  • SU31499A1 - Device for cooling electric shock instruments and other machines : en ru
  • SU31505A1 - Electrodynamic measuring device : en ru
  • SU31621A1 - Micrometer : en ru
  • SU31776A1 - Wagon for transporting logs, pipes and similar long loads : en ru
  • DE583134C - Switching arrangement for staircase clocks with additional circuit, z. B. for house number lighting : de en
  • DE583287C - Process for the production of drive chain links of U-shape, which can be exchanged by mutual lateral displacement : de en
  • PL18676B1 - Method of obtaining fertilizer from defecation lime. : en pl
  • US1924222A - Container : en
  • US1924325A - Fluid controlling device : en
  • FR751279A - Box body or isothermal frame : en fr
  • GB398168A - A new or improved wrapping apparatus : en
  • GB397541A - Improvements in variable resistances for use in bridges for measuring electrical capacity : en
  • GB397605A - Improvements relating to taps or cocks : en
  • GB397816A - Improved fishing reels : en
  • US1924284A - Double window or window ventilator : en
  • US1924816A - Directional gyroscope for borehole testers and other uses : en
  • FR751126A - Prepaid radio receiver device, for connection to the network : en fr
  • GB397628A - Improvements in roof supports for pit roadways, galleries and the like : en
  • BE397608A - Saving hearth for cookers, stoves and the like : en fr
  • CH163684A - Gas burner device with a main gas valve and a safety device to allow the ignition of the gas burner to be ignited safely. : de en
  • US1924307A - Relay system : en
  • US1924385A - Wheel : en
  • SU31748A1 - Biscuit Delaminating Device : en ru
  • US1924867A - Control for self-propelled vehicles : en
  • CH163576A - Film cutting device on film treatment vessels. : de en
  • DE583245C - Axially releasing jump lock for rotary switch with continuously rotatable axis for right and left gear : de en
  • DE583355C - Overrunning clutch with pinch roller lock for change gears with permanently engaged gears, especially of motor vehicles : de en
  • US1925004A - Brake or clutch : en
  • CA335260A - Liquid dispenser : en fr
  • AU884332A - An improved cultivator : en
  • CH163766A - Process for the production of a wetting agent, washing agent, emulsifying agent and dispersing agent. : de en
  • DE583111C - Device for the conveyance of Gluehgutbehaeltern through glow ovens : de en
  • CA335219A - Electric lamp : en fr
  • PL18628B1 - Floatless carburetor for internal combustion engines. : en pl
  • PL18697B1 - A method of producing a mixed fertilizer containing calcium phosphate and nitrogen : en pl
  • US1924389A - Tongs : en
  • US1924423A - Plunger pump : en
  • US1924676A - Hair clippers : en
  • CH163475A - Central heating radiators. : de en
  • CH163570A - Shutter release for photographic apparatus. : de en
  • AU925432A - Improvements in beater type disintegrator and grinder mills : en
  • US1924192A - Aircraft : en
  • US1924880A - Open truss girder : en
  • US1924758A - Automatic blue printing and finishing machine : en
  • US1924882A - Container for fire extinguishers : en
  • PL18642B1 - A method of producing a mass for making figures, ornaments and similar decorative objects. : en pl
  • SU31534A1 - Sprinkler for evaporating the hot cracking residue : en ru
  • CH163725A - Advertising system. : de en
  • US1924214A - Method of making articles from rubber dispersions : en
  • US1924259A - Shuttle for badminton and the like : en
  • US1925066A - Spring connecting means : en
  • US1924649A - Warp knitting machine : en
  • DK47700C - Arrangement of collapsible cartons for packing eggs or other easily harmful objects of a similar shape. : da en
  • SU31518A1 - Carousel type machine for electric soldering of contacts : en ru
  • US1924128A - Change speed gear : en
  • CH163752A - Pedal crank for bicycle. : en fr
  • CH163639A - Pipe connection. : en fr
  • BE397308A - : en
  • CA335254A - Engine starter : en fr
  • CH163459A - Weather protection device on double and multi-leaf windows. : de en
  • US1924304A - Fuel burner system : en
  • US1924721A - Watercourse, pool, and like construction and method of landscaping and preparing same : en
  • CA335162A - Surgical sewing material : en fr
  • CH163594A - Arrangement for the acquisition of a symmetrical voltage component of a three-phase system. : de en
  • PL18563B1 - Termite, ignited by water and moisture. : en pl
  • US1924673A - Pump for centralized lubricating systems : en
  • CA335246A - Scale : en fr
  • CH163691A - Model plaster for dental purposes. : de en
  • DE583230C - Photographic camera with range finder : de en
  • DE583145C - Process for the production of self-supporting thin-walled structures, such as threads, tapes, films, discs, from natural rubber : de en
  • FR751123A - Process for the manufacture of edible fats, artificial edible fats or other similar substances, in particular margarine : en fr
  • GB397735A - Process for the production of plates of wood pulp or other fibrous materials : en
  • SU31448A1 - Steam boiler with direct impact of combustion products on the water supplied to the combustion chamber : en ru
  • SU31720A1 - Bolt bolt : en ru
  • US1924093A - Film reel for cinematograph apparatus : en
  • US1925033A - Method and apparatus for rapid freezing and handling of comestibles : en
  • US1924187A - Shuttle checking mechanism : en
  • SU31661A1 - Apparatus for investigating the work of elastic couplings : en ru
  • US1924572A - Road grading apparatus : en
  • USD90575S - Design for a doll : en
  • CA335216A - Wire bending machine : en fr
  • CH163715A - Radio signaling device. : en fr
  • CH163731A - Closing device on crates for fruit and the like. : de en
  • ES130903A1 - A process for the manufacture of insecticides based on fish oils of all kinds. : en es
  • ES131419A3 - A procedure for the manufacture of a chemical product for the purification of wines, waters and oils. : en es
  • FR751378A - Cash dispenser with advance payment : en fr
  • FR751112A - Removable and interchangeable fixing device for letters, numbers or attributes : en fr
  • DE583050C - Water supply line for atomizing nozzles of the sulfuric acid chambers : de en
  • DE583161C - Accordion : de en
  • DE583288C - Triangle bag with side pocket : de en
  • ES131409A1 - An electrolysis process, through its special bath, for obtaining electrolytic chromium coatings. : en es
  • ES131421A1 - A piston suitable for melting in shell and for use in internal combustion engines. : en es
  • CA335227A - Compensated relay system for ground faults : en fr
  • DE583042C - Process for increasing the durability of iron railway sleepers by applying a tar overcoat in continuous operations : de en
  • DE583301C - Process for the manufacture of porous earthenware : de en
  • FR42678E - Arrangement for automatic adjustment of amplification in telephone systems : en fr
  • DE583151C - Arrangement for the simultaneous recording of two phonograms with the same content on separate carriers : de en
  • FR42697E - Method and device for obtaining dry slabs of wood pulp, cellulose or other similar substances from a wet strip of this substance : en fr
  • GB398213A - Improvements in or relating to circuit breakers : en
  • CA335153A - Recording testing machine : en fr
  • AU991232A - Improvements relating to hosiery having integral elastic garter bands : en
  • CA335310A - Door silencer : en fr
  • CH163560A - Envelope with pull opening device. : de en
  • DE583118C - Device for engaging and disengaging for card striking machines : de en
  • DE583403C - Guide device for ramming piles from road pavers : de en
  • CH163742A - Metal carcass for vehicles, such as buses, coaches, vans, etc. : en fr
  • US1924455A - Swinging conveyer mechanism : en
  • US1924927A - Dumping receptacle : en
  • US1924335A - Safety razor : en
  • US1924489A - Ventilating apparatus : en
  • SU31435A1 - Method for preparing naphthenic acid butyl esters : en ru
  • US1924293A - Engraving machine : en
  • US1924817A - Combined mop and mop wringer : en
  • FR751104A - Protective device for corsets and belts : en fr
  • FR751193A - Process for supplying gas turbines and means for implementing this process : en fr
  • GB397748A - Improvements in railway and other refrigerator vehicles : en
  • SE78204C1 - Electric light tube : en sv
  • US1924090A - Mono-molecular condensation product of 1.4.5.8-naphthalene-tetra-carboxylic acid andalpha process of preparing it : en
  • US1924740A - Stripper : en
  • US1924444A - Vat dyestuff and method for its production : en
  • DE583062C - Welded rail joint connection : de en
  • DE583093C - Controllable tank stabilization system for ships : de en
  • GB397660A - : en
  • SU31483A1 - Device for bending insulating tubes with a metal sheath of the Bergman type of various diameters : en ru
  • US1924113A - Brake shoe : en
  • PL18604B1 - The way of rolling V-shaped profile iron. : en pl
  • PL18623B3 - Sliding cover for automatic firearms. : en pl
  • ES131198A1 - An economizer and accelerator radiator device. : en es
  • DE583136C - Switching device for connecting a consumer with a specified voltage and type of current to networks of any voltage and type of current via circulating or stationary transformer and conversion devices : de en
  • ES131468A1 - Improvements in obtaining ice colors. : en es
  • GB398212A - Improvements in and relating to self-supporting bags for golf-sticks and other stick-like articles : en
  • DE583347C - Putty, especially for cementing the center electrode for spark plugs : de en
  • USD90611S - Design for a service station : en
  • FR751198A - New bearing system : en fr
  • US1924254A - Servo-brake of the centrifugal type : en
  • US1924709A - Packing case : en
  • US1924866A - Testing machine for beams : en
  • ES131476A3 - A new die-cutting and embossing system on paper, cardboard and the like. : en es
  • GB397554A - Coating compositions : en
  • CH163676A - Electromagnet with a device for changing the influence of fluctuating temperatures. : de en
  • FR751248A - Motion picture device : en fr
  • SU31803A1 - Fixture for mounting the height of a suspended shield for a punching bag : en ru
  • US1924161A - Flexible track : en
  • US1924843A - Internal combustion engine : en
  • US1925078A - Power plant : en
  • US1924718A - Antishimmy device : en
  • SU31582A1 - Method of adrenaline secretion from adrenal glands using electrodialysis : en ru
  • US1924651A - Aircraft : en
  • DE583306C - Removable burner for gas stoves, gas stoves or the like. : de en
  • DE583332C - Boiler lifting and lowering device for oil switch boiler : de en
  • FR42691E - Process for separating hydrocarbons from gases by adsorption and regeneration of the adsorbent : en fr
  • GB398194A - Improvements in or relating to the manufacture of thermoplastic resinous materials : en
  • FR751202A - Braided straps : en fr
  • DE583157C - Automatic drive wheel switching device for engine starter : de en
  • ES131406A1 - Improvements in zinc volatilization. : en es
  • ES131481A1 - Improvements in the treatment of jute fibers. : en es
  • PL18661B1 - Wall for cash registers. : en pl
  • SU31657A1 - A device for calibrating maximum thermometers for dropping mercury into a tank : en ru
  • CA335156A - Lifting gear for lobster pots : en fr
  • CH163673A - Process for converting multiphase current of a given frequency into alternating current of another frequency and vice versa. : de en
  • SU31749A1 - The method of chemical treatment of annual plants and wood in order to obtain wood : en ru
  • SU31834A1 - Vane and Wind Engine Guides : en ru
  • US1924143A - Container : en
  • US1924467A - Internal combustion engine : en
  • US1924478A - Hose supporter : en
  • US1924496A - Stretcher : en
  • US1925048A - Fuel composition and method of producing the same : en
  • PL18564B1 - A key to open boxes of canned food. : en pl
  • US1924297A - Crystal oscillator and resonator : en
  • US1924744A - Preparation of refractory mortar : en
  • US1924798A - Plastic pipe forming machine : en
  • PL18685B1 - Puller for automatic tongs. : en pl
  • US1924781A - Low pressure diaphragm gauge : en
  • DE583271C - Pit fan in which the output can be changed by means of an axially adjustable wall that fits around the blades : de en
  • PL18611B1 - A method of obtaining components or groups of components from mixtures of liquids. : en pl
  • US1924612A - Paper drying apparatus of the festoon type : en
  • USRE18927E - Telephone system : en
  • SU31736A1 - Safety device to the scraper for grinding metal : en ru
  • US1924696A - Manufacture of dyes containing chromium and the resulting product : en
  • PL18625B1 - A method of making the dough on a strudel stable. : en pl
  • US1924244A - Process for improving nickel-tinalloys : en
  • PL18612B1 - A method of separating gaseous or liquid solid materials from centers and a device for carrying out this method. : en pl
  • US1924334A - Electrical and mechanical connection : en
  • SU31668A1 - Apparatus for fractional burning of a mixture over copper oxide : en ru
  • US1924366A - Reactor : en
  • US1924579A - Rubber cap-wrench : en
  • US1924732A - Bedstead : en
  • US1924850A - Boiler : en
  • US1925074A - Vibration damper for explosion motors : en
  • SU31715A1 - Parosilov installation : en ru
  • DE583095C - Work stand for shoemakers : de en
  • FR751324A - New intermediate products and new coloring matters derived from them : en fr
  • DE583184C - Active coal production furnace : de en
  • DE583362C - Double door for closed vehicles : de en
  • GB397835A - Improvements in or relating to devices for enabling heavy fuels to be used in petrolengines : en
  • DE583146C - Process for the production of porous or microporous objects made of vulcanized rubber or the like from aqueous dispersions : de en
  • GB398165A - Improvements in door latch furniture : en
  • FR751212A - Advanced needle nose for straight knitting machines : en fr
  • US1924893A - Method of making containers and chimes therefor : en
  • US1925031A - Tube for pneumatic tires : en
  • GB397693A - Manufacture of mono-azo-dyestuffs : en
  • GB397752A - Improved control devices for hydraulic reaction turbines : en
  • GB397875A - Improvements relating to the driving control of motor vehicles : en
  • ES131446A1 - A process for manufacturing rubber yarn. : en es
  • FR751267A - Improvements made to motor compressors with opposing free pistons : en fr
  • GB397827A - Improvements relating to building construction : en
  • BE397875A - : en
  • CA335204A - Corpse treatment before burial : en fr
  • US1924473A - Golf tee : en
  • US1924818A - Electric switch : en
  • CH163519A - Procedure for creating welding reeds. : de en
  • DE583091C - Guide surface rudder for watercraft and aircraft : de en
  • FR751307A - Process for making compositions containing rubber or the like : en fr
  • ES131449A2 - A SPECIAL APPLICATION DOUBLE POT OVEN SYSTEM FOR GLASSWARE : en es
  • ES131496A1 - Improvements in the hydraulic joints applicable especially to diving suits or diving devices. : en es
  • GB397578A - Improvements in devices embedded in walls and the like for securing fittings : en
  • GB397881A - Improvements in the manufacture and treatment of filaments and the like : en
  • ES131509A1 - An auxiliary mechanism for guns. : en es
  • SU31727A1 - Cork stoppers : en ru
  • GB397711A - Improvements in process of treating textile materials : en
  • GB397765A - Lathe for turning work of non-circular cross section, for instance workpieces havingthree or more corners and in particular roll ingots : en
  • DE583309C - Clamping device for drills : de en
  • GB397669A - Improvements in or relating to the manufacture of rubber soles from discarded tyre covers and tubes : en
  • GB398163A - Dyeing process : en
  • GB397854A - Improvements in and relating to billing-typewriters or like machines : en
  • CH163503A - Liquid container. : de en
  • FR751357A - Device for the continuous renewal of glass in a drawing capacity attached to a glass furnace : en fr
  • US1924333A - Roll mounting : en
  • US1924786A - Crystallized peroxide from tetrahydronaphthalene : en
  • ES131368A3 - Improvements in the manufacture of electric accumulators. : en es
  • US1924765A - Preparation of carboxylic acids from olefinic hydrocarbons, carbon monoxide, and steam : en
  • CH163481A - Process for granulating raw materials for cement production. : de en
  • ES131516A3 - A ball bearing rebuild procedure. : en es
  • DE583055C - Process for the preparation of bis (halooxyaryl) sulfides : de en
  • DK47704C - Procedure and device for leveling the mutual couplings between the wires in a cable. : da en
  • ES131056A1 - Chromatic optical system for advertising. : en es
  • SU31416A1 - Hanger for liquids : en ru
  • CH163614A - Device for electrical welding. : de en
  • GB397812A - An improved guard or protector for use with clamps for securing mincing or other machines or devices to tables or other bodies : en
  • ES131501A1 - A pump for oil or other combustible liquids. : en es
  • CH163701A - Process for the preparation of an arseno-arsenic compound. : de en
  • DE583379C - Device for brushing sheet metal, in particular thin sheet metal : de en
  • GB397872A - Method of and means for recording characteristics of voice production : en
  • FR42700E - Apparatus for heating, cooking and producing heat anyway by means of heavy liquid fuels : en fr
  • FR751326A - Breaker : en fr
  • GB397860A - Transmission gearing for power engines, especially electric motors : en
  • CA335213A - Bread slicing and wrapping machine : en fr
  • CH163640A - Device for sealing the passage openings for shafts in gear chambers to prevent the lubricant from creeping through. : de en
  • ES131437A1 - Improvements in the manufacture of shirts with neck strap and collar adaptable to them. : en es
  • SU31509A1 - Device to remove the curves of changes in electrical processes : en ru
  • SU31515A1 - Mercury rectifier : en ru
  • US1924577A - Brake : en
  • US1924643A - Manually operable cigarette rolling machine : en
  • US1924869A - Protection valve device for water meters and the like : en
  • CH163499A - Lid with cooling device, for kitchen utensils. : en fr
  • DK47694C - Plow iron. : da en
  • ES1850U - Closing for bottles and similar containers, (Machine-translation by Google Translate, not legally binding) : en es
  • ES131489A1 - An electrical resistance with negative temperature coefficient. : en es
  • DE583150C - Membrane gas meter with constant reversal and eight valves : de en
  • FR751134A - Piston pump : en fr
  • AU987132A - Improved wringer-mop : en
  • CA335161A - Ice container : en fr
  • CA335180A - Bedstead : en fr
  • PL18712B1 - System for telegraph broadcasting with the use of tube generators. : en pl
  • SU31824A1 - Device for cleaning the grate from waste from waste liquid : en ru
  • US1924601A - Composite structure : en
  • CA335307A - Bucket : en fr
  • DE583289C - Device for shop window displays or the like. : de en
  • US1924996A - Tailless airplane : en
  • DE583083C - Spring flap etc. : de en
  • US1924346A - Column pile and method : en
  • US1924642A - Sanitary garment : en
  • CH163455A - Cattle chain. : de en
  • CH163567A - Photography apparatus with an image carrier that can be moved in relation to the lens. : de en
  • US1924091A - Sound meter : en
  • US1924238A - Cellulose solution and cellulose derivative and process of making same : en
  • US1924832A - Protective lining for vessels : en
  • SU31419A1 - The method of obtaining sodium bromide : en ru
  • SU31627A1 - Gravitational variometer : en ru
  • CH163786A - Diesel electric locomotive. : de en
  • CH163545A - Process for the preparation of an azo dye. : de en
  • CH163587A - Gas meter with several measuring chambers and a creeping control that determines the level of the filling. : de en
  • CH163699A - Process for obtaining a starting material intended for the production of the pure growth-promoting thymus hormone. : de en
  • CA335258A - Paper web pasting machine : en fr
  • CA335297A - Windshield cleaner : en fr
  • CH163720A - Image composing device for television receivers. : de en
  • DE583081C - Suspended ceiling made of panels : de en
  • DE583295C - Holder for paving slats and row planks on scaffolding : de en
  • US1924699A - Heat insulated cooking vessel : en
  • US1924800A - Celluloid embossing process : en
  • US1924910A - Flexible pocket receptacle : en
  • US1924617A - Latex glove : en
  • CA335267A - Gilled tube manufacture : en fr
  • US1924954A - Apparatus for obtaining hydrogen peroxide by distillation : en
  • AU1044732A - Improvement in system of transmitting intelligence : en
  • SU31468A1 - Wand holder : en ru
  • US1924534A - Treating hydrocarbon oils : en
  • US1924896A - Grinding machine : en
  • US1924978A - Mop : en
  • CA335238A - Electro-pneumatic brake : en fr
  • SU31460A1 - Device for lifting side hooks of railway platforms : en ru
  • SU31588A1 - Scoop feeder to Lynch’s glass making machine : en ru
  • SU31725A1 - Belt stitching machine : en ru
  • US1924983A - Vehicle headlight : en
  • US1924271A - Can cooling and transferring mechanism : en
  • US1924353A - Hanger for pipes and the like : en
  • CH163530A - Apparatus for filtering liquids, in particular wine. : en fr
  • CH163719A - Device for volume control in radio reception systems. : de en
  • DE582809C - Selection device for the printing plates passing through an address printing machine : de en
  • US1924619A - Protective device for control circuit of electric phonograph or the like : en
  • PL18703B1 - Manufacture of artificial leather. : en pl
  • US1924318A - Thermionic device : en
  • US1924440A - Log turner : en
  • US1924301A - Chuck for holding bar stock and the like : en
  • US1924451A - Bowl-holder for melted solder : en
  • US1924512A - Trousers protector : en
  • US1924521A - Washing machine cylinder : en
  • US1924851A - Electric vehicle : en
  • DE583282C - Float with attachment device : de en
  • CA335209A - Aluminum corrosion preventing method : en fr
  • PL18615B3 - Device for pulling glass pipes or rods. : en pl
  • SU31440A1 - Method for producing aldehydes and ketones from petroleum acids : en ru
  • SU31706A1 - Rotary motor or pump : en ru
  • US1924175A - Locomotive structure : en
  • SU31851A1 - Adaptation to a milling machine for the manufacture of rotating tools such as cutters and the like, having cutting edges of the left and right turn : en ru
  • CH163761A - Process for the production of ferrophosphorus. : de en
  • CA335155A - Sulphur dioxide separation : en fr
  • CH163760A - Siphon. : de en
  • SU31723A1 - Pressure reducing valve : en ru
  • USD90598S - Design for a lamp shade : en
  • CH163776A - Device for adjusting the brake magnet of electricity meters. : de en
  • PL18570B1 - A method of depositing dust from a gas or air stream, and an apparatus for using the method. : en pl
  • ES131439A1 - PROCEDURE FOR THE MANUFACTURE OF SAFETY GLASS : en es
  • CH163477A - Filter for air purification with a rotating belt made of filter elements. : de en
  • CH163620A - Press plate. : de en
  • DE583323C - Process for the production of high molecular weight alcohols : de en
  • CA335169A - Metal vapour apparatus : en fr
  • CH163733A - Sliding roof for motor vehicles. : de en
  • US1924720A - Piano construction : en
  • US1924862A - Electrical apparatus : en
  • CA335250A - Footwear element assembling method : en fr
  • SU31686A1 - Device for determining acceleration, speed and distance traveled by a moving body : en ru
  • DE583175C - Impulse generator for alarm systems, especially fire alarm systems : de en
  • SU31848A1 - Apparatus for continuous electroplating of metal tapes or wires : en ru
  • US1924328A - Blanket for printing presses and method of making the same : en
  • US1924539A - Smoking pipe : en
  • SU31689A1 - Interrupter to chronograph with airwave controlled electrical contact : en ru
  • SU31707A1 - Internal combustion engine with two opposing pistons : en ru
  • US1924749A - Supporting means for artificial silk : en
  • US1925053A - Implement handle : en
  • FR751384A - Method and apparatus for the production of hydrogen using ferro-silicon, soda and water : en fr
  • CA335283A - Road guard : en fr
  • CH163714A - Telephone system with dialer operation and several exchanges. : de en
  • PL18586B1 - The method of obtaining iodinated 4-pyridone derivatives. : en pl
  • US1925070A - Laying wood block flooring : en
  • US1924511A - Sand box : en
  • PL18616B1 - The method of obtaining purified fuel for internal combustion engines as well as lubricating and flammable oils. : en pl
  • SU31504A1 - Electrodynamic measuring device : en ru
  • US1924310A - Elevator safety brake : en
  • US1924372A - Shock absorber : en
  • US1924371A - Display case : en
  • US1924525A - Method of cooling liquids : en
  • US1925069A - Grinding mill : en
  • FR42692E - Synchronous motor with variable speed and self-starting : en fr
  • USD90599S - Design for a lamp shade : en
  • DE583103C - Ski binding with a resiliently displaceable heel holding parts : de en
  • DE583383C - Horizontally split smoke box support for locomotives : de en
  • FR751302A - Lid opener for boxes : en fr
  • US1924813A - Treatment of fuel gas : en
  • US1924821A - Control system for car couplers and electric circuits : en
  • ES130860A1 - Improvements in the manufacture of paper especially smoking. : en es
  • US1924099A - Thermally hardening steel : en
  • SU31444A1 - Cutter for descaling boiling tubes of water tube boilers : en ru
  • SU31466A1 - Tool for removing rails from rails : en ru
  • SU31692A1 - Fitting to a plow for digging up seedlings : en ru
  • US1924153A - Stainless steel : en
  • US1924410A - Method and means for forming separable plated coatings on metal surfaces : en
  • US1924504A - Motor mounting : en
  • FR751207A - Automatic lubrication device for locomotive axle and other vehicles : en fr
  • FR751116A - Self-tightening fitting or device for cleaning brush handles : en fr
  • SU31438A1 - The method of producing potassium and sodium xanthates : en ru
  • SU31634A1 - Automatic scales for loose bodies : en ru
  • DE583045C - Clothing or laundry : de en
  • DE583366C - Windshield cleaner : de en
  • ES131477A1 - A new system for coating surfaces with curved walls, especially reservoir walls, silos and similar purposes. : en es
  • DE583139C - Water jet compressor : de en
  • DE583300C - Road traffic signaling device : de en
  • DE583421C - Tooth root prosthesis made of fired ceramic material in the shape of a natural tooth root : de en
  • GB397676A - Improvements in or relating to the manufacture of an artificial leather-like composition : en
  • GB397783A - Improvements in and relating to temperature control means : en
  • ES130592A1 - Manufacturing process of extractive phosphorus packaging tape. : en es
  • GB397617A - Loud speakers : en
  • GB398162A - New mercapto compounds of the anthraquinone series : en
  • DE583310C - Washing machine with agitator : de en
  • US1924938A - Burner construction : en
  • US1924947A - Stabilized egg product : en
  • GB397612A - Two-stage thermionic valve : en
  • GB397771A - Improvements in or relating to axle guiding-arrangements for railway vehicle trucks or bogies : en
  • GB398175A - Process of dyeing : en
  • US1924633A - Starter for engines : en
  • US1925028A - Heat treating apparatus : en
  • DE583110C - Stacking container : de en
  • SU31732A1 - The method of turning tires without rolling out the ramps : en ru
  • FR751355A - Preparation of a versatile fertilizer based on activated humic acid with high biogenetic power : en fr
  • USD90573S - Design for an autographic register : en
  • FR751330A - Process for obtaining layers of nickel, strongly adherent non-porous and malleable, on iron and steel : en fr
  • DE583276C - Device for practicing the process for the production of pressed pieces from synthetic resin and synthetic resin-containing compounds : de en
  • FR751397A - Improvements to electric accumulators : en fr
  • FR751215A - Energy recovery control with fluid retarders : en fr
  • GB397810A - Improvements in vacuum cleaning apparatus : en
  • DE566516C - Process for the production of formaldehyde from methane : de en
  • DE583132C - Rotary switch with illuminated ring and plug contact device, which is used for a single, group, changeover or cross connection, depending on the clamping : de en
  • GB397725A - Improvements relating to telegraph apparatus : en
  • GB397576A - Improvements relating to bagatelle or like board game apparatus : en
  • ES131526A1 - A procedure, with the corresponding device, to uninterrupte the railroad tracks of your ballast, clean it and lay the tracks on clean ballast. : en es
  • FR751145A - Waterproof bracelet-box : en fr
  • US1924705A - Draft shield : en
  • DE583130C - Circuit arrangement for symmetrical current impulses in telephone systems with dialer operation : de en
  • FR42652E - Explosion turbine, or direct reaction combustion : en fr
  • GB397777A - Improved case for paint sticks, shaving soap and like products : en
  • CA335245A - Weighing scale : en fr
  • ES131483A1 - NEW PHOTOGRAPHIC APPARATUS SYSTEM : en es
  • SU31571A1 - Hearing aid : en ru
  • GB397778A - Improvements in carburetters for internal combustion engines : en
  • GB397563A - Improvements in apparatus for measuring electrical resistance : en
  • GB397681A - Arrangement for transmitting topical occurrences to a television sender : en
  • GB397568A - Improvements in the manufacture of firelighters : en
  • GB397734A - Combined feed water heater and circulater for marine boilers (scotch type) and the like : en
  • US1924270A - Roller bearing journal box : en
  • US1924785A - Cannula package : en
  • FR751269A - Flashlight with a friction contact attached to a rotating ring : en fr
  • US1924563A - Safety valve : en
  • US1924985A - Disk damper control : en
  • DE583307C - Buckleless ribbon tie bow : de en
  • GB397747A - Improvements in food-carriers : en
  • ES131058A3 - Procedure for the suppression in all the fire extinguishers of bottles, containers or other similar, used until today for the projection or exit of the extinguishing product. : en es
  • ES131443A1 - A method for manufacturing rubber yarn. : en es
  • FR42674E - Constant current direct current generator : en fr
  • FR751231A - Piston machine, in particular internal combustion engine : en fr
  • GB397547A - Improvements in and relating to advertising and like display devices : en
  • GB397672A - Process for tanning animal hides : en
  • GB397645A - Improvements in and relating to machines for and methods of boring and reboring engine cylinders and the like : en
  • GB397699A - An improved manufacture of artificial resins and resinous products : en
  • FR751286A - Catalytic synthesis process of amines : en fr
  • GB397819A - Manufacture of metal tubes : en
  • US1924457A - Briquette and binder for the same : en
  • CH163605A - Electric timepiece. : en fr
  • FR751165A - Machine for wrapping sweets and other similar products : en fr
  • FR751203A - Ball and locking hitch for trailers : en fr
  • SU31622A1 - Instrument for determining the inclination angle of the suspended wire sections : en ru
  • US1924151A - Method for the manufacture of beryllium and beryllium alloys : en
  • SU31712A1 - Injector for internal combustion engines : en ru
  • SU31733A1 - Fixture for fixing the processed products : en ru
  • US1924311A - Insulating material : en
  • US1924463A - Ice cream cone machine : en
  • SU31390A1 - Pneumatic flushing machine for jackhammers : en ru
  • PL18584B1 - Elastic belt for men's trousers. : en pl
  • AU886532A - Improvements in and connected with apparatus for handling glassware : en
  • DE583078C - Jack : de en
  • ES1452Y - Arrangement in manicure knife to open and close without spring. : en es
  • GB397691A - Improvements in or relating to inside heel cushions for boots or shoes : en
  • US1924298A - Electric car heater : en
  • US1925042A - Spool : en
  • CH163568A - Process for the direct editing of image films. : de en
  • FR751132A - Manufacturing process of zinc chloride and iron oxides from zinc ash : en fr
  • US1924845A - Sealing tool : en
  • FR751103A - Vulcanizable mask body impermeable to gases such as mustard gas attacking rubber : en fr
  • FR751268A - Manufacturing process for active and stable yeasts : en fr
  • ES131417A3 - A process for the manufacture of a liquid bleaching product. : en es
  • DE583100C - Gymnastics bar with sleeves pushed onto the fixed bar : de en
  • FR751111A - Pliers for cutting the spokes of bicycles, motorcycles, airplanes and automobiles : en fr
  • GB397590A - Improvements in or relating to differential thermostats : en
  • FR751209A - Gas pressure reloading mechanism type firearm : en fr
  • FR751228A - Hanger : en fr
  • DE583039C - Method and device for producing electrolytic coatings : de en
  • DE583439C - Theft protection for motor vehicles : de en
  • FR751337A - Braces improvement : en fr
  • US1924398A - Ultra violet light transparent glass : en
  • GB397575A - Improvements relating to game apparatus : en
  • GB397898A - Improvements in or relating to pipe joints : en
  • ES131425A3 - A procedure for the manufacture of chalk. : en es
  • PL18655B1 - Valve for internal combustion engines. : en pl
  • DE583335C - Process, spin pot and spin pot insert for the production of artificial silk spider cake : de en
  • US1924133A - Transplanter : en
  • US1924492A - Burlap bag : en
  • ES130750A1 - Improvements in the treatment of hydrocarbon oils. : en es
  • US1924711A - Electrical condenser : en
  • US1924364A - Electric machine : en
  • US1924529A - Receptacle : en
  • US1924507A - Method and compound for repelling insects : en
  • US1924554A - Material treating machine : en
  • FR751246A - Construction of walls with reinforcement in a network of metal wires or the like : en fr
  • DE583319C - Filter device for liquids : de en
  • DE583356C - Device for automatic complete shut-off of the fuel supply to the drive engine of motor vehicles to reduce fuel consumption : de en
  • SU31617A1 - Method of making stamped shaped or graduated products from synthetic resins : en ru
  • FR42694E - Improvements to dyeing works : en fr
  • FR751194A - Improvements to starting mechanisms : en fr
  • FR751201A - Shoemaking slicer : en fr
  • US1924481A - Landing gear assembly : en
  • US1924550A - De los e : en
  • US1924854A - Musical instrument : en
  • US1924997A - Combined mirror and timepiece : en
  • GB397618A - Improvements in gas rings : en
  • SU31655A1 - Instrument for measuring the reflectance of surfaces with diffuse or mixed reflection : en ru
  • US1924190A - Voltage control for variable speed generators : en
  • US1924474A - Apparatus for insulating electrical resistor elements : en
  • US1924536A - Apparatus for subdividing material : en
  • DE583264C - Railway superstructure with wedge clamps connecting the rails with support chairs : de en
  • US1924581A - Alloy : en
  • FR751127A - Production of solid shades : en fr
  • GB397814A - Improvements in or relating to shock absorbing devices : en
  • FR751121A - Retractable landing gear for airplanes : en fr
  • PL18681B1 - Method of obtaining substituted tetrazole - 5 - carbonic acid amides. : en pl
  • SU31760A1 - Machine for folding fur to a photographic camera : en ru
  • FR42669E - Photoelectric cell : en fr
  • GB397644A - Improvements in cases or containers for transporting liquids and other goods : en
  • CH163582A - Swimming aids. : de en
  • GB397674A - Improvements in and relating to the conversion of continuous current into three-phase current : en
  • FR751274A - Improvements to cases for makeup sticks or similar products : en fr
  • GB397546A - Improvements in folding gates : en
  • DE583239C - Method and device for the production of book blocks from cards, pictures, sheets and. like : de en
  • DE582894C - Device for the automatic separation of the already cut but still connected stitching threads between two neighboring book blocks in book stitching machines : de en
  • US1925057A - Starting motor for internal combustion engines : en
  • US1924487A - Abrasive applying machine : en
  • USD90593S - Design fob a headlight : en
  • FR42657E - Automatic petrol dispenser : en fr
  • FR751114A - Improvement to root cutters : en fr
  • GB397675A - Improvements in or relating to the automatic regulation of mixtures of gases : en
  • DE583314C - Method and device for the production of chenille goods and cut strips therefrom : de en
  • US1924980A - Solid fuel distilling apparatus : en
  • US1925022A - Combined take-up and safety lock : en
  • DK47687C - Device for automatic gas meters and the like. : da en
  • DE583400C - Rotor blade with head and foot widened in such a way that a complete propellant channel is created by lining up two blades, for axially or radially loaded turbines and centrifugal compressors : de en
  • FR751273A - Wood-fired central heating boiler with hot water : en fr
  • GB397847A - Improvements in the purification and decolourisation of phenols and neutral oils : en
  • FR751281A - Device for projection, in particular of cinematographic films : en fr
  • US1924422A - Valve construction : en
  • US1924727A - Aluminum alloy : en
  • ES131396A1 - An apparatus for making cigarette shapes and currents. : en es
  • CA335172A - Sidewalk edge router : en fr
  • SU31513A1 - Device to compensate for the error of temperature rise of cold junctions of thermocouples in thermoelectric measuring devices : en ru
  • SU31647A1 - A method of making gramophone records : en ru
  • DE582892C - Coupling for double folding doors : de en
  • DE583233C - Vehicle wheel with rigid inner wheel hanging on a flexible treadmill : de en
  • DK47703C - Pantograph power take-off device for electric railways and the like. : da en
  • FR751264A - Folding chair : en fr
  • AU1061232A - Improvements in and relating to oil gas generator and process : en
  • US1924202A - Sack packer : en
  • US1924326A - Bearing for eccentrics : en
  • US1924929A - Yarn spool : en
  • USD90605S - Design for a textile fabric or : en
  • CA335244A - Cushion pad making machine : en fr
  • SU31537A1 - The method of cleaning liquid toilet soaps and perfume liquids : en ru
  • SU31625A1 - Adjusting to the tailstock of the lathe to determine its shear in the manufacture of conical products of different lengths and the same taper : en ru
  • US1924671A - Collar point pressing machine : en
  • SU31497A1 - Thermal relay : en ru
  • SU31810A1 - Conveyor for sheet glass : en ru
  • US1924928A - Heating system : en
  • CH163729A - Pocket-like container with locking handle. : de en
  • CH163619A - Device for leveling hard objects. : de en
  • FR751411A - : fr
  • SU31623A1 - Tool for checking sharpening spiral drills : en ru
  • SU31717A1 - Device to use the sun's rays : en ru
  • US1924179A - Thread cutting shuttle : en
  • US1924766A - Process for the production of carboxylic acids : en
  • PL18667B1 - A clamp for connecting electric wires and a profile strip for embedding a number of such terminals. : en pl
  • DE583378C - Device for the automatic limitation of the adjustment movements according to a specific program in rolling mills : de en
  • GB397640A - Improvements in or relating to the production of gaseous mixtures and their application for use in re-heating processes of steel and alloys : en
  • CH163677A - Vacuum discharge device with liquid-cooled, metal vacuum vessel. : de en
  • PL18692B1 - The method of obtaining resin-tar products. : en pl
  • US1924729A - Aluminum alloy : en
  • ES131511A3 - Elastic suspension for motor vehicles with four wheels of independent mutual elasticity. : en es
  • GB397795A - Sliding hood on closed vehicles : en
  • DE583053C - Manufacture of a molded activated carbon : de en
  • GB397903A - Improvements relating to hot beds for rolling mills : en
  • US1924365A - Tabernacle : en
  • DE583235C - Cylindrical grinding device for workpieces made of hard material, for example diamond : de en
  • PL18614B1 - A method of obtaining hormones from the entire pituitary gland. : en pl
  • PL18652B1 - Water ship. : en pl
  • US1924088A - Roll paper holder : en
  • US1924342A - Delay cap : en
  • DE583279C - Pulsation teat cup : de en
  • USD90563S - Design fob a grave vault or similar : en
  • SU31406A1 - Coke oven : en ru
  • US1924476A - Method of cutting gears : en
  • US1924902A - Electrical device : en
  • DE583427C - Multi-cylinder engine with two parallel groups of cylinders arranged close together and a spring-loaded, non-disengageable clutch : de en
  • ES131457A1 - Mixing machine and mixer. : en es
  • ES131503A1 - Improvements in the procedure for the manufacture of steel shelves. : en es
  • US1924921A - Indicating valve stem and low pressure signal switch : en
  • US1924177A - Automatic control valve : en
  • US1924236A - Balloon : en
  • US1924531A - Method of making hats : en
  • GB397621A - Improvements in pressure emulsifiers : en
  • PL18543B1 - A method of increasing the fat content of milk and a device for carrying out the method. : en pl
  • SU31562A1 - Machine for separating delint from cotton seeds : en ru
  • US1924602A - Method and apparatus for distillation of hydrocarbons : en
  • US1924722A - Method and means for removing carbon deposits : en
  • US1925064A - Lock nut : en
  • US1924971A - Plaster terminal : en
  • US1924986A - Partition wall and method of constructing the same : en
  • US1924856A - Continuous gas manufacture : en
  • US1924087A - Method and means for measuring and indicating properties of conductors : en
  • CH163580A - Drawing board with drawing rail. : de en
  • SU31618A1 - The method of obtaining stamping products : en ru
  • US1924787A - Process of imitating onyx, marble, or the like on glass : en
  • US1924814A - Cushioning device : en
  • US1924965A - Remote control for pitot tubes : en
  • GB397794A - Improvements in and connected with change speed gear selector devices for use on motor road vehicles : en
  • DE583049C - Processing of raw materials containing iron and sulfur, especially pyrite, by chlorination : de en
  • DE583274C - Ambulance : de en
  • PL18669B1 - Method of purifying substances intended for exothermic reactions. : en pl
  • SU31846A1 - Electromagnetic Vibrating Device : en ru
  • US1925076A - Cleaning and regenerating compound for electronic tubes : en
  • AU882332A - Improvements in or relating to skiving machines : en
  • GB397557A - Improvements in and relating to elevator installations : en
  • FR751396A - Process for the production of elastic layers formed from bonding agents for compound or laminated glasses : en fr
  • GB379717A - Improvements in or relating to alloy steels : en
  • DE583204C - Process for printing silk with chrome dyes : de en
  • SU31554A1 - Adaptation to netting machines for perekidki nodal loops : en ru
  • US1924116A - Clock winding mechanism : en
  • FR751130A - Cylindrical inking device for printing machine : en fr
  • CH163555A - Process for the production of highly viscous products. : de en
  • PL18580B1 - A method of producing smokeless nitrocellulose powders with high ballistic efficiency. : en pl
  • US1924888A - Fluid pressure operated device : en
  • US1924827A - Production of puffed products : en
  • US1924917A - Glass barrel for hydrometers : en
  • DE583413C - Rectifier vessel, in particular large-scale mercury vapor rectifier with metal housing : de en
  • ES130721A1 - An oven for baking bread with mixed heating and translational movement of the hearth. : en es
  • ES131471A1 - Improvements in the dyeing and printing processes of textile materials. : en es
  • SE78221C1 - Device for providing cheese designations : en sv
  • SU31385A1 - Reducer for turbine engine : en ru
  • SU31474A1 - Device for centering moving coil electrodynamic loudspeaker : en ru
  • US1924155A - Adjustable wire bale-tie : en
  • US1924258A - Method of and machine for manufacturing upholstery : en
  • US1924940A - Electrically operated doorlock mechanism : en
  • AU882032A - Improvements in or relating to machines for operating on soles : en
  • CA335190A - Wall finishing apparatus : en fr
  • CH163541A - Process for the production of a chromium-containing dye. : de en
  • CH163550A - Process for the representation of graphic printing inks. : de en
  • CH163664A - Method for regulating the components of a variable influenced by one adjusting device, in particular for regulating the power output of alternating current generators operating in parallel. : de en
  • CA335277A - Radio gain control : en fr
  • CH163546A - Process for the production of a new azo dye. : de en
  • DE583241C - Removal of carbonic acid and carbon monoxide from gases : de en
  • CA335197A - Power transmission mechanism : en fr
  • US1925045A - Welt for shoes : en
  • USD90589S - Design for a camera casing : en
  • US1924264A - Match making machine : en
  • SU31470A1 - Device for automatically adjusting the braking force of a wagon according to the load : en ru
  • US1924386A - Cleaning mechanism : en
  • US1924863A - Cover for containers : en
  • SU31417A1 - Gas Processing Apparatus : en ru
  • SU31510A1 - Method for measuring high current direct current : en ru
  • USRE18929E - Rotary furnace : en
  • US1924992A - Tow line and method of making same : en
  • US1925037A - Tire chain : en
  • AU879832A - Improvements in electrically illuminated signs : en
  • GB397716A - Improvements in or relating to installations comprising a gasfilled electric discharge lamp : en
  • DE583164C - Ventilation device : de en
  • US1924250A - Automatic drain valve : en
  • US1924541A - Reel : en
  • US1924584A - Press unit drive : en
  • US1924700A - Diaphragm for apparatus for picture telegraphy : en
  • AU1041632A - Swimming and sunbathing trunks : en
  • SU31719A1 - Device for adjusting Segner or Geron wheel turbines : en ru
  • US1924229A - Engine starting apparatus : en
  • US1924635A - Method of making alpha laminated fabric : en
  • US1924716A - Footwear and method of making same : en
  • US1924981A - Sewing machine attachment : en
  • PL18644B1 - Magneto with adjustable voltage, placed in the wheel with a sprocket. : en pl
  • SU31391A1 - A device for extracting stranded perforation drills from boreholes : en ru
  • SU31616A1 - The method of obtaining urea-aldehyde resins : en ru
  • US1924959A - Storage battery apparatus : en
  • USD90584S - Design for a terminal : en
  • CH163507A - Method for closing bottles, in particular milk bottles. : de en
  • US1924583A - Quick change splicing device : en
  • US1924194A - Process of marking coke : en
  • FR751289A - Method and apparatus for perforating and stamping sheet metals and applications of the products obtained : en fr
  • SU31624A1 - The device for installation of locomotive wheel pairs at a certain angle of rotation of the crank before putting on them dyshel : en ru
  • US1924548A - Construction material : en
  • DE583098C - Shotgun barrel : de en
  • SU31437A1 - The method of obtaining allylamine salicylacetic acid : en ru
  • CA335252A - Photothermographic composition : en fr
  • CH163681A - As broad or Flat radiator trained lighting fixture. : de en
  • CH163456A - Process for the production of a hollow-core reinforced concrete ceiling without formwork and the ceiling produced by this process. : de en
  • CH163466A - Process for the production of frames and frames produced by the process. : de en
  • CH163572A - Process for the optical compensation of differences in pitch between the recording and the copier color raster in the production of naturally colored images. : de en
  • ES131411A1 - A pneumatic cleaning table for coals, minerals or other materials. : en es
  • CH163703A - Carriers for medicines, disinfectants, pesticides etc. : de en
  • DE583137C - Modification of the multiple tariff meter or meter for the sale of electrical energy or work, of liquids or gases : de en
  • USD90608S - Combined casserole and base therefor : en
  • DE551245C - Process for the production of zigzag-shaped wires for rollable, articulated wire mesh : de en
  • DE583357C - Track bogie : de en
  • US1924362A - Shade bracket : en
  • US1924789A - Egg opener device : en
  • US1924793A - Paint for indicating heat : en
  • CH163634A - Dowel pin for connecting and securing machine and apparatus parts. : de en
  • PL18582B1 - Cap for closing bottles and other vessels. : en pl
  • US1924654A - Cooling air flow control for vehicle-engines : en
  • US1924946A - Power tool : en
  • CH163706A - Fire extinguishing bomb. : de en
  • CH163721A - Installation to give signals at predetermined times. : en fr
  • SU31553A1 - Bunker device : en ru
  • US1924260A - Cam testing device : en
  • DE582164C - Process for the production of synthetic resins : de en
  • DE583345C - Internal combustion engine with pistons running in opposite directions in two opposite cylinders and with a thrust cam gear : de en
  • DE583385C - A membrane consisting of stiffened, resiliently connected surface parts : de en
  • FR751278A - Roasted coffee and its production process : en fr
  • SU31685A1 - A device for indicating the train speed according to the track profile and the most advantageous steam cut-off at a given speed : en ru
  • SU31590A1 - Device for casting glass watch weights : en ru
  • US1924435A - Condenser : en
  • CH163599A - Instrument intended to be mounted on a vehicle. : en fr
  • US1924792A - Foot instep support : en
  • SU31495A1 - Device for protecting electrical installations against overload : en ru
  • US1924436A - Safety clamp : en
  • DE583359C - Drive device for motor vehicles with several drive axles : de en
  • ES131498A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB397706A - Improvements in or relating to plate heat exchange apparatus for liquids : en
  • USD90565S - Design fob a textile fabric : en
  • FR42687E - Hygienic bottle teat : en fr
  • GB397581A - Improvements in an arrangement for the working of compressed air jigging conveyor motors : en
  • ES130691A1 - An improvement in the manufacture of paper tubes for spinning. : en es
  • FR751253A - Convertible seats : en fr
  • SU31502A1 - Asynchronous squirrel cage motor for driving machine spindles : en ru
  • US1924309A - Shunt phase-balancer : en
  • US1924460A - Table : en
  • US1924308A - Closure cap : en
  • US1924343A - Bicycle basket : en
  • US1924805A - Apparatus for the production of gaseous ozonides : en
  • CA335301A - Radio receiving system : en fr
  • PL18591B1 - Method for obtaining Utopamt. : en pl
  • US1924145A - Process for manufacturing oxygen evolving preparations : en
  • CA335295A - Weldrod and welding method : en fr
  • CH163751A - Change gears on bicycles. : de en
  • DE583409C - Portable pipe testing device : de en
  • ES1750U - Guarantee closing device for bottles. (Machine-translation by Google Translate, not legally binding) : en es
  • CA335214A - Rubber goods manufacture : en fr
  • CH163666A - Device for displaying iron or winding shorts in the exciter part of a synchronous generator. : de en
  • CH163692A - Device for adapting a flexible shaft to a small electric motor. : en fr
  • DE555744C - Flash cartridge : de en
  • US1924524A - Process of treating tung oil : en
  • US1924589A - Brake : en
  • CH163588A - Device to be exposed to the action of mechanical forces, in particular for measuring cutting forces in cutting machine tools. : de en
  • US1924826A - Production of puffed products : en
  • CA335168A - Reverse current relay : en fr
  • CH163525A - Kneading and mixing machine. : de en
  • CH163637A - Device for coupling the terminal sleeve of the sheath of a flexible member to the casing of an apparatus to which a rotary movement must be transmitted. : en fr
  • SU31459A1 - Adaptation device for increasing the number of coupling points with the rails of the driving and twin wheels of the locomotive : en ru
  • US1924320A - Elevator safety braking system : en
  • SU31601A1 - Sanding wheel for circular saws in place : en ru
  • CH163717A - Cascade amplifier. : de en
  • PL18633B1 - A method of producing pipes with bold ends inside, and a device for this purpose. : en pl
  • DE583273C - The winder is adjustable in scope, especially for freshly spun rayon threads : de en
  • FR751339A - Third mobile barrel for rifle : en fr
  • SU31530A1 - The method of obtaining varnishes : en ru
  • SU31855A1 - The method of cleaning the internal surfaces of pipes : en ru
  • US1924242A - Closure cap securing device for containers : en
  • US1924203A - Sand protected by-pass seal : en
  • US1924955A - Display device : en
  • US1924096A - Filing rack : en
  • US1924282A - Spindle mounting for insulating machines : en
  • US1924597A - Glass surfacing tool : en
  • US1924977A - Reel for motion picture machines : en
  • US1924480A - House for brooding : en
  • US1925072A - Internal combustion engine : en
  • AU891432A - An improved clothes clip construction and method of manufacturing thesame : en
  • CH163672A - Electrolytic capacitor. : de en
  • CH163705A - Device for fixed ladders to catch falling people. : de en
  • ES131381A3 - An automatic machine for the arrest of knitted articles. : en es
  • PL18627B1 - A three-sacrificial tire. : en pl
  • DE583075C - Luffing crane : de en
  • US1924331A - Control system for dynamo-electric machines : en
  • US1924380A - Gear wheel lapping tool : en
  • SU31488A1 - Device for automatically switching on and off the receivers of electrical energy at a predetermined time : en ru
  • SU31418A1 - Charcoal kiln : en ru
  • SU31728A1 - The way of the mountain is that the tinning or tinning of the tin : en ru
  • US1924746A - Theft prevention device : en
  • DE583212C - Locomotive with a low-lying driver's cab : de en
  • FR42683E - Improvements to vehicle front ends : en fr
  • GB397732A - Means for automatically closing gas valves : en
  • US1924165A - Fastener : en
  • US1924462A - Portable current supply : en
  • SU31630A1 - Electric recording device for recording temperature and humidity in an incubator : en ru
  • SU31496A1 - Apparatus for reducing the current strength of an unbalanced short circuit of a multi-phase electrical line : en ru
  • SU31694A1 - Harvesting machine : en ru
  • FR751240A - Cleaning product : en fr
  • GB397891A - Anti dazzle device for motor vehicle lights : en
  • US1924185A - Gas purification material and method of using the same : en
  • US1924809A - Liquid measuring device : en
  • BE397701A - : en
  • SU31607A1 - Grinding machine : en ru
  • CA335280A - Journal box packing renovating method : en fr
  • CH163558A - Pulp scrubber. : en fr
  • SU31555A1 - Method and device for planting a net on a picker thread when visting on a networked machine : en ru
  • SU31838A1 - Method for producing artificial honey : en ru
  • CH163708A - Self-seller of electricity with discount tariffs. : de en
  • SU31808A1 - Stone Cutting Machine : en ru
  • US1924227A - Artificial rubber : en
  • US1924742A - Clamping device : en
  • DE583386C - Circuit arrangement for telephone systems : de en
  • AU989032A - Display carton for packaging soap tablets : en
  • US1924688A - Gyroscopic compass : en
  • CA335302A - Box : en fr
  • CH163660A - Device controlled by an alternating current for the timing of any switching process. : de en
  • SU31820A1 - Single track crawler bridge conveyor : en ru
  • US1924667A - Slicing machine : en
  • CA335313A - Pulpwood rosser : en fr
  • SU31642A1 - Sound Effect Device : en ru
  • SU31713A1 - Pusher for the plunger of the fuel pump of internal combustion engines : en ru
  • US1924367A - Elevator system : en
  • CH163468A - Beam for horizontally running scaffolding parts. : de en
  • US1924546A - Golf bag : en
  • US1924752A - Heat resisting glass giving daylight effects : en
  • US1924114A - Method of making brake shoes : en
  • DE583154C - Device for determining the position difference between two synchronously running shafts : de en
  • PL18690B1 - Device for draining combustion residues from under boiler and other furnaces. : en pl
  • US1924887A - Inserted cutting blade lock : en
  • DE583384C - Device for eliminating the formation of grid stripes on televisions with perforated discs or panels : de en
  • FI15383A - Skaftfäste : en fi
  • US1924407A - Gland : en
  • CH163723A - Horn, in particular for vehicles. : de en
  • US1924237A - Bogie truck for railway and like vehicles : en
  • US1924490A - Work-holder for darning, mending, embroidering, etc. : en
  • GB397580A - A machine for conditioning sand and the like : en
  • GB397613A - Improvements in or connected with the manufacture of warp beams, or the like used in the textile trade : en
  • DE583033C - Circuit arrangement for telecommunication, especially telephone systems with company lines : de en
  • GB397663A - Improvements in or relating to taps or cocks : en
  • AU1088133A - Advertising device : en
  • SU31614A1 - The method of obtaining the condensation products of phenol with aldehydes : en ru
  • SU31737A1 - Pipe cutting machine : en ru
  • SU31619A1 - Washing machine for felt : en ru
  • US1924351A - Switch operating mechanism : en
  • SU31666A1 - Device for mechanical soil analysis by Sabanin method : en ru
  • US1924475A - Bottle crate : en
  • US1925068A - Floor : en
  • CH163707A - Calculator. : en fr
  • FR751331A - Gasket for electric cables : en fr
  • DE583436C - Illuminated advertising device : de en
  • ES131479A1 - An apparatus with rocker wheel for the asynchronous driving of fruits and other objects. : en es
  • ES131488A1 - An apparatus to prevent the wheels in any application they have, can pass over, attract or run over anything or person. : en es
  • DE583324C - Process for the production of furfural : de en
  • SU31397A1 - Sheet Metal Coil Matrix : en ru
  • SU31793A1 - Raspeder for puncturing : en ru
  • SU31599A1 - Tower shell : en ru
  • SU31533A1 - The method of preparation of solid spirits : en ru
  • US1924147A - Brush : en
  • US1924195A - Dispensing device for collapsible tubes : en
  • DE583228C - Vorwerkstueck for the production of slotted piston rings : de en
  • DE583153C - Teaching aids : de en
  • DK47691C - Procedure for the production of hardened shaped bodies of hardenable plastics. : da en
  • SU31779A1 - Instrument for determining the degree of filling of pneumatic tire tubes with air : en ru
  • SU31527A1 - The method of preparation of mastic for rubbing floors : en ru
  • GB397863A - Improvements in apparatus for playing games : en
  • US1924495A - Liquid depth indicator : en
  • CH163462A - Sliding window with frameless glass panes to protect against the weather. : de en
  • PL18603B1 - A method of simultaneously producing butyl alcohol and acetone by means of fermentation. : en pl
  • US1924421A - Turbine engine : en
  • US1924629A - Hydraulic pump and motor : en
  • US1924655A - Multiple typewriter system : en
  • US1925025A - Process and apparatus for accurately cutting and rectifying gears : en
  • AU929332A - Improved apparatus for the manufacture of pipes and or the lining thereof with cementitious material : en
  • US1924345A - Friction brake : en
  • CA335236A - Weldomatic oscillator : en fr
  • CH163469A - Equipment at pits containing liquids, in particular cesspools, to prevent drowning. : de en
  • CH163780A - Ironless induction furnace. : de en
  • US1924913A - Growler type testing device : en
  • SU31475A1 - Phone Finder for Automatic Stations : en ru
  • SU31525A1 - The method of obtaining sulfur dyes : en ru
  • SU31394A1 - Device for mechanical haulage endless rope on one track : en ru
  • SU31413A1 - Peat agitator : en ru
  • US1924627A - Chain lock : en
  • US1924547A - Golf bag : en
  • US1925043A - Liquid dispensing apparatus : en
  • SU31405A1 - Coke oven : en ru
  • US1924257A - Cloth forming mechanism : en
  • US1924486A - Filtering electric currents : en
  • DK47702C - Power shut-off and disconnect mechanism for the interaction with a coin machine and a clock, respectively, e.g. for Inserting and Extending a Radio Receiver. : da en
  • FR751133A - Improvements to devices for dispensing gummed paper in strips, for example for packaging : en fr
  • GB397877A - Improvements in or relating to electric gramophone motors : en
  • CA335248A - Scale : en fr
  • DE583341C - Safety device for jib cranes : de en
  • GB397661A - Improvements relating to shielding the ignition systems of internal combustion engines : en
  • GB397822A - High-frequency coupling system : en
  • AU1024632A - Improvements in suction gas producers for use particularly with internal combustion engines : en
  • CH163520A - Method and machine for the production of connector-studded strips for zip fasteners. : de en
  • CH163610A - An intermediate layer consisting of a tough material for connecting high-cut materials with steel by soldering. : de en
  • PL18638B1 - An inlay of wrought iron or similar material, for shoes of rubber or other flexible material. : en pl
  • PL18698B1 - A method of splitting heavy hydrocarbons and a device for this purpose. : en pl
  • SU31407A1 - Coke oven : en ru
  • US1924164A - Method of and apparatus for transferring strand-like articles : en
  • SU31542A1 - Steam nozzle : en ru
  • SU31649A1 - Device for the destruction of interfering sound film projector sound : en ru
  • US1924266A - Process for interrupting connections in vacuum valves : en
  • US1925056A - Equipment for dispensing lubricating oil and other liquids : en
  • BE397463A - : en fr
  • CA335207A - Liquid level indicator : en fr
  • CH163653A - Removable electric accumulator. : en fr
  • CH163771A - Process for the production of a vat dye. : de en
  • US1924979A - Acetylene polymers and process of making same : en
  • US1924306A - Control apparatus : en
  • US1924907A - Electrical control system : en
  • US1924713A - Synthetic electrical musical system : en
  • USD90568S - Design for a toy dog : en
  • PL18605B1 - A method of securing grates in furnaces, especially in Dwight-Lloyd furnaces and similar devices. : en pl
  • SU31415A1 - Mesh non-shedding distillation column tray : en ru
  • PL18600B1 - : en pl
  • PL18705B1 - Heating mass for heating pads and the method of its production. : en pl
  • SU31754A1 - The way to eliminate the fallout of the resin from the paper mass on dumplings : en ru
  • US1924622A - Brake apparatus : en
  • US1925018A - Game board : en
  • US1924126A - Apparatus for production of oxides : en
  • US1924199A - Adjustable connection for draw works girt : en
  • US1924754A - Rotary folder for paper-bag making and similar machines : en
  • US1924704A - Removing carbon deposits from internal combustion engines : en
  • US1924988A - Quick freezing system : en
  • ES130815A3 - A mechanical procedure for packaging tire covers. : en es
  • SU31517A1 - Electric Fluid Heater : en ru
  • US1924960A - Nonclogging harrow : en
  • AU1082433A - Improved method of poisoning growths or bores in or on wooden piles, poles or the like : en
  • CH163613A - Process for electric arc welding. : de en
  • CA335242A - Radio signalling system : en fr
  • CH163773A - Process for the preparation of a vat dye. : de en
  • AU882132A - Improvements in or relating to dust extracting devices : en
  • AU981732A - Improvements in or relating tothe manufacture of separable fasteners : en
  • CH163727A - Device for the exhibition of goods. : en fr
  • US1924340A - Forming apparatus : en
  • US1924377A - Regulator system : en
  • SU31519A1 - Method of joining electrically-welded material with non-conductive or hard-to-weld material : en ru
  • US1924272A - Locomotive feed water system : en
  • CA335159A - Mineral separator : en fr
  • ES1858U - Steel window (Machine-translation by Google Translate, not legally binding) : en es
  • GB397642A - Improvements in and relating to speed recording appliances : en
  • DE583079C - Working pit for cars : de en
  • DE583122C - Device to improve the water circulation in water chamber boilers : de en
  • DE583308C - Rock processing, in particular rock drilling machine with suction of the rock cuttings through the hollow channel of the tool : de en
  • DE583412C - Electrolytic recorder : de en
  • BE397132A - : en
  • CH163704A - Double comb for creating hair tonic waves. : de en
  • DE583387C - Process for the removal of hydrogen sulfide and organic sulfur compounds from gas mixtures and vapors : de en
  • GB397758A - Contact making device for electric pocket lamps : en
  • CH163504A - Closure caps made of sheet metal for containers, bottles, etc. : de en
  • AU919432A - Improvements relating tothe mixture supply systems for internal combustion engines : en
  • US1924698A - Alkylated acidyl polyalkylene polyamines : en
  • DE583242C - Process for the production of acrylic acid : de en
  • USD90564S - Design for a stereoscope casing : en
  • FR751251A - Improvements to dies used for the formation of the eye of block letters : en fr
  • BE397660Q - : fr
  • BE397473R - Manufacture of wet binders : en fr
  • CA335211A - Copper zinc silicon alloy : en fr
  • CA335309A - Knitting machine : en fr
  • DE570720C - Device for opening and closing bulkheads : de en
  • DE583263C - Drive and control device for heat exchange devices that work using mechanically crushed carbonic acid ice as a coolant : de en
  • CH163758A - Axle counting device. : de en
  • SU31395A1 - Grab scraper : en ru
  • SU31805A1 - A method of making incendiary mass for matches : en ru
  • US1924337A - troupa : en
  • US1924591A - Loud speaker mounting : en
  • US1924857A - Wireless controlled automatic pilot : en
  • DE582971C - Electric measuring instrument : de en
  • US1924204A - Bedpan cushion : en
  • US1924240A - Compound lumber and method of making same : en
  • CA335226A - Meter testing device : en fr
  • CA335298A - Windshield cleaner system : en fr
  • BE397661Q - : fr
  • US1924139A - Photo-electric control apparatus : en
  • US1924838A - Method of reforming rail ends : en
  • SU31593A1 - Lifting device : en ru
  • SU31794A1 - AC electric bell : en ru
  • SU31669A1 - The method of determining the content of husk in oil cakes : en ru
  • US1924613A - Brake : en
  • US1924875A - Shrouded synchronizer : en
  • SU31380A1 - Flotation agent : en ru
  • GB397650A - Adjustable nature specimen holder with waterwell and background for use in schools and at-classes : en
  • CA335247A - Scale : en fr
  • CH163502A - Adjustable brush. : de en
  • US1924516A - Means for converting motion and the like : en
  • CH163533A - Process for the preparation of 1.1.7-trimethylcyclo-heptan-2-one. : de en
  • CH163612A - DC welding machine. : de en
  • CH163735A - Brake cylinders, in particular for truck trailers. : de en
  • SU31740A1 - Device for clamping and turning welded I-beams and similar products : en ru
  • US1924790A - Driving means for warp stop motions : en
  • FR751373A - Method and devices for transporting and charging intermittently laminated glass sheets : en fr
  • DE583372C - Control device for traffic signal systems : de en
  • DE583433C - String instrument : de en
  • ES131538A1 - Improvements in the construction of radiators for internal combustion engines. : en es
  • ES131547A1 - MACHINE FOR SEPARATING, CLASSIFYING AND COUNTING DISCS, TOKENS OR OTHERS AND APPLICABLE MORE PARTICULARLY TO PIECES OF COIN : en es
  • FR751266A - Improvements in devices for controlling electric motors, in particular traction motors : en fr
  • FR42675E - Detachable eyelet for shoe laces, cords, etc. : en fr
  • FR751318A - Process for making shoes of all kinds : en fr
  • GB397740A - Improvements in photographic plates or films : en
  • AU1083533A - Improvements in or relating tothe control ofthe frequency of magnetron oscillators : en
  • CH163482A - Process for manufacturing composite refractory products, and product manufactured by this process. : en fr
  • ES130597A1 - Procedure for obtaining clichés copy for printing and similar purposes. : en es
  • USRE18926E - barringer : en
  • GB397630A - Improvements relating to filling stations : en
  • AU1074933A - Improvements in or relating to welding electrodes : en
  • CH163739A - A device on motor vehicles which acts during steering and in which the drive between the motor shaft and the two rear wheels can be switched on and off by a cone clutch. : de en
  • DE583070C - Process for the preparation of water-soluble leuco esters of Kuepen dyes : de en
  • ES1873U - Swimwear. (Machine-translation by Google Translate, not legally binding) : en es
  • FR751315A - Damped spark diathermy device : en fr
  • GB397587A - Improvements in or relating to weavers' shuttles : en
  • USD90596S - Design for a lamp shade : en
  • SU31691A1 - The device for registration of the tractor : en ru
  • SU31734A1 - Device for finishing turning curved surfaces on turret machines : en ru
  • DE583044C - Device to prevent the front waistband from sagging : de en
  • CH163593A - Method and device for determining the fineness modulus of loose heaps by mechanical means. : de en
  • GB397560A - Improvements in electrical signalling apparatus for rope haulage railways : en
  • GB397801A - Improvements in idler pulley arrangements for belt conveyors : en
  • GB397558A - Improvements in presses and other pressure-exerting machines : en
  • GB397588A - Improvements in the transferring of individual articles such as biscuits : en
  • CA335251A - Blowpipe apparatus : en fr
  • DE583270C - Synchronization device for multi-motor drives of continuous roller lines : de en
  • SU31522A1 - Electrode supply device in volt arc welding machines : en ru
  • US1924196A - Stabilization of naphtha : en
  • US1924582A - Surfacing machine : en
  • US1924836A - Amplifier : en
  • GB397709A - Method of and means for mounting electric immersion heaters in containers : en
  • GB397763A - Improvements in or relating to volume control systems suitable for use in radio receiving and like apparatus : en
  • US1924167A - Recuperative counter-flow furnace : en
  • GB397703A - Improvements in and relating to wrappers or pouches : en
  • ES131369A1 - Improvements introduced in the single shot precision pistols. : en es
  • ES131474A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • GB397619A - Improvements in or relating to electric snap switches : en
  • GB397727A - Process for treating coffee beans : en
  • GB397774A - Improvements in luminous electric discharge tubes : en
  • PL18552B1 - A device for cocking and protecting tennis rackets. : en pl
  • SU31671A1 - Apparatus for determining the amount of oil or fuel oil : en ru
  • FR751298A - Concrete base for posts, and its manufacturing process : en fr
  • CH163451A - Window holding device for putty-free windows, especially cold frame windows. : de en
  • CH163464A - Staff panel. : de en
  • GB397792A - Improvements in or relating to closures for containers of glass or other frangible material : en
  • FR751254A - Advertising device with color scheme : en fr
  • FR751164A - Box : en fr
  • FR751120A - Process for the manufacture of metal propellers : en fr
  • GB397548A - Improvements in or relating to supply holders for yarn or the like in winding or like machines : en
  • GB397678A - Improvements relating to securing tiles, slabs and the like to surfaces : en
  • FR751182A - Floating building : en fr
  • GB397704A - Improvements in or relating to cinematography in relief : en
  • ES131464A1 - A machine for the manufacture of cookies and similar products. : en es
  • BE397438A - : en fr
  • CH163754A - Device for the automatic coupling of rail vehicles. : de en
  • US1924795A - Selective receiver : en
  • FR751118A - Electrically controlled spinning regulator for spinning machines : en fr
  • FR751137A - Spring balance : en fr
  • FR751147A - Protective cover for cameras : en fr
  • GB397772A - Improvements in gill-box drawing mechanisms : en
  • SU31543A1 - Air nozzle : en ru
  • SU31594A1 - Cable crane : en ru
  • SU31659A1 - Device for recording the amount of heat given off by the coolant : en ru
  • CA335314A - Refrigerating system : en fr
  • SU31546A1 - Device for loading mine furnaces : en ru
  • DE583133C - Expansion switch : de en
  • ES131469A1 - Improvements in obtaining ice colors. : en es
  • FR751296A - Closure with a top cover making the closure of all round metal packaging watertight : en fr
  • US1924148A - Pneumatic inner tube : en
  • US1925054A - Photoelectric tube : en
  • DE583183C - Welding torch : de en
  • DE583258C - Flexible and adjustable goods guidance on lifting drums of multi-coated lifting and spreading machines for fabrics : de en
  • FR751108A - Charcoal lighter, gas lighting, for stoves of all heating appliances : en fr
  • FR751350A - Ski binding : en fr
  • SU31414A1 - Peat extraction method : en ru
  • US1924188A - Rotary valve for internal combustion engines : en
  • US1924506A - Safety mechanism for elevators : en
  • GB397892A - Improvements relating to blow-down apparatus for steam generators : en
  • DK47699C - Stormhaspe. : da en
  • GB397775A - Process for purifying organic acid chlorides : en
  • PL18659B1 - A freely rotating hub, engaged with the axle when rotating in one direction and braked when rotating in the opposite direction. : en pl
  • DE583240C - Process for the regeneration of adsorbent carbon : de en
  • PL18709B1 - : en pl
  • SU31465A1 - Tool for interlocking air and electric brakes in carts equipped with both brakes : en ru
  • SU31632A1 - Automatic scales for loose bodies : en ru
  • US1924941A - Power transmitting apparatus : en
  • DE583052C - Manufacture of calcined trialkali phosphate : de en
  • BE397893A - Device for controlling electric discharge devices by means of a single direct current source : en fr
  • ES131539A1 - Hydrophobic and waterproofing process of cements, concretes, mortars and similar materials. : en es
  • SU31830A1 - Hydraulic turbo generator : en ru
  • US1924540A - Thermostat : en
  • US1924764A - Process of preparing aliphatic carboxylic acids from olefinic hydrocarbons, carbon monoxide and steam : en
  • FR751189A - Improvements in building construction : en fr
  • GB397540A - Improvements relating to the separation of gases from liquids : en
  • GB397615A - Improvements in and relating to gymnasium applicances : en
  • GB397626A - Improvements in coffee making machines in combination with portable stand for same : en
  • DE583188C - An electrical capacitor inserted into a metal housing and hermetically sealed by a plastic mass : de en
  • GB397900A - Improvements in or applicable to spring mattresses and seating surfaces : en
  • US1924847A - Internal combustion engine : en
  • US1925021A - Combined take-up and safety lock : en
  • US1924662A - Refrigerating apparatus : en
  • ES130927A1 - A machine for defibering textile plants. : en es
  • FR751124A - Advanced control system, particularly intended for controlling the engine (s) of precision instruments : en fr
  • GB397821A - Improvements in or relating to absorption refrigerating apparatus : en
  • SU31532A1 - The method of obtaining casein glue and polish : en ru
  • SU31549A1 - Device to improve heat transfer in the fire and smoke tubes of steam boilers : en ru
  • US1925059A - Window : en
  • GB397744A - A process for working fusion and reduction furnaces : en
  • GB397788A - Improvements in or relating to identification marks for laundries and similar undertakings : en
  • FR42688E - Improvements to current transformers incorporating discharge devices : en fr
  • DE583178C - Game stone for board games consisting of two rigidly connected stones : de en
  • FR751171A - Safety glasses : en fr
  • FR751398A - Separating casing for electric accumulator plates : en fr
  • DE583224C - Process for the production of cobalt-containing azo dyes : de en
  • GB397756A - Improvements in bobbin-winding device for sewing machines : en
  • GB397876A - Improvements in or relating to hand-operated machines for casting stereotype plates : en
  • CH163467A - Fitting for pipe scaffolding and the like. : de en
  • FR751311A - Lighter, and more particularly pocket lighter : en fr
  • GB397701A - Method of and means for observing the tension occurring, while the nuts are being screwed on, in the jointing bolts of connecting rod big ends : en
  • US1924182A - Golf bag stand : en
  • US1924392A - Fruit cutting machine : en
  • US1924963A - Store : en
  • SU31450A1 - Turbine with Curtis wheel active : en ru
  • GB398182A - Improved apparatus for producing a combustible charge for use in internal combustion engines : en
  • DE583349C - Process to improve the rust-protecting phosphate coatings on iron objects : de en
  • CH163734A - Windshields on motor vehicle bodies, in particular those with a roof or convertible top. : de en
  • GB398169A - Improvements in mountings for roller spindles : en
  • GB397808A - Slide brake for the assembler slide of a matrix composing and line casting machine : en
  • ES131499A1 - A heating procedure using generators and distributors of the type of automobile radiators. : en es
  • SU31399A1 - Manual flaring for machining nipples when collecting sectional boilers : en ru
  • SU31784A1 - Floating dock : en ru
  • DE583254C - Chain conveyor for bulk goods : de en
  • ES131513A3 - Two-stroke machine, particularly reversing notch ejection diesel machine. : en es
  • FR42656E - Method and device for landing by mist on an airfield : en fr
  • US1924768A - Process for the production of carboxylic acids : en
  • US1924877A - Boiler : en
  • DE583328C - Directional antenna : de en
  • ES130146A1 - Improvements in the manufacture of cambrillones for the manufacture of footwear. : en es
  • FR751138A - Economical cover for ranges and fireplaces : en fr
  • GB397570A - Steel mining prop with collapsible head : en
  • GB397574A - Improvements in speed regulation of direct current motors : en
  • GB397607A - Improvements in instruments for use in tests for detecting faults in masses of magnetic material : en
  • DE583047C - Device with hot air irradiation device for drying washed, pre-dried pork bristles u. like : de en
  • DE583363C - Seat with backrest, especially for motor vehicles : de en
  • CH163779A - Device for converting direct current into alternating current by means of grid-controlled discharge vessels. : de en
  • ES131430A1 - A mechanism-support of universal orientation and usable especially in the apparatus for the taking of cinematographic sights, installed on board aircraft and for other applications. : en es
  • SU31693A1 - The method of adjusting the distance between sockets in rows : en ru
  • DE583311C - Small slingshot : de en
  • CA335196A - Bag holder : en fr
  • US1925015A - Formation packer : en
  • US1924144A - Indicator for distributing apparatus : en
  • ES131364A1 - A machine for polishing and sharpening wood and bars of the same material, in the cross sections that you want. : en es
  • ES1867U - Bath for the eyes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES131500A3 - Procedure for the manufacture of hydrogen peroxide. : en es
  • SU31778A1 - Shock Absorber For Automobile Chuck : en ru
  • US1924669A - Roller side bearing : en
  • CA335291A - Combinational punch : en fr
  • CH163535A - Process for the preparation of methylamino-6-methyl-2-hepten-2. : de en
  • DE583082C - Exchangeable step plate for massive stairs : de en
  • FR42686E - Process for working the side faces of rough blocks with a view to manufacturing weaving shuttles and for straightening shuttles already used and worn : en fr
  • FR751379A - Push-in fitting for discharge pipes : en fr
  • GB397785A - Improvements in braun tubes : en
  • GB397855A - Improved apparatus for lubricating axles, rollers, pins or the like : en
  • SU31539A1 - Mine furnace for co-combustion of large lump and fine bulk fuel : en ru
  • US1924445A - F pig e : en
  • IE12965L - Electrical animal-stunning implement. : en
  • GB397723A - An improved arrangement of the lay-out and equipment of public premises : en
  • ES131485A2 - IMPROVEMENTS AND IMPROVEMENTS INTRODUCED IN THE MAIN PATENT : en es
  • GB397573A - Locking means for train stops employed on railways and other motor operated apparatus : en
  • FR751394A - Lightweight accumulator : en fr
  • PL18610B1 - Color filter for cinematographic photos in natural colors. : en pl
  • PL18649B1 - Photo and projection camera. : en pl
  • DE583087C - Page turner : de en
  • SU31478A1 - Method of two-time wireless transmission : en ru
  • PL18663B1 - Door latch. : en pl
  • ES131344A1 - A balanced amplifier. : en es
  • FR751221A - Filters for vacuum cleaning devices : en fr
  • CH163656A - Junction box. : de en
  • FR751423A - : fr
  • PL18708B1 - A method of centrifuging crystals or masses that fill crystals from the mother liquor. : en pl
  • SU31847A1 - Bolt cutter : en ru
  • US1924225A - Refrigerator of brine-circulation system : en
  • US1924733A - Blow-off deheater for boilers : en
  • GB397879A - Azo dyestuffs : en
  • DK47692C - Material consisting of a copper alloy, for pans resting immediately on the mud, for axle bearings in rail vehicles. : da en
  • FR751211A - Fire protection panel : en fr
  • FR751319A - Indicator needle pressure gauge actuated by means of a toothed wheel rotating in a sliding bearing : en fr
  • DE583156C - Crank pin lubrication and cooling for piston engines : de en
  • US1924300A - Copper oxide rectifier : en
  • US1924999A - Container : en
  • PL18695B1 - A way to renew floors. : en pl
  • US1924515A - Building wall construction : en
  • SU31412A1 - Peat extraction method : en ru
  • SU31604A1 - The machine for zaprazki paws on the mine fixing wood : en ru
  • SU31798A1 - Compass with a device for transmitting testimony on the implementation of a given course : en ru
  • US1924378A - Sewing machine needle : en
  • SU31665A1 - The method of checking cans for tightness : en ru
  • ES130825A1 - Procedure for obtaining a catalytic fertilizer nitrifier. : en es
  • PL18622B1 - Kir 47 f, ibT Gland packing for piston rods and shafts of steam and other machines. : en pl
  • US1924121A - Welded manway for pressure vessels : en
  • US1924592A - Vincent sendee : en
  • US1924689A - Steam engine : en
  • US1924904A - Axminster loom : en
  • US1924982A - Fastener setting machine : en
  • ES130588A1 - Improvements introduced in the manufacture of transmission belts. : en es
  • ES131475A1 - Improvements in the manufacture of rubber coated spinning cylinders. : en es
  • GB397829A - Improvements in pneumatic tyres : en
  • ES130095A3 - Improvement in the manufacture of containers or boxes. : en es
  • FR751332A - Terminal assembly for cables : en fr
  • ES130939A1 - Improvements in the lubrication system of the spindles of the continuous spinning and twisting ring machines with movable holder. : en es
  • GB397694A - Improvements relating to wrappings or dressings : en
  • ES130073A1 - A procedure to write the graphics used in tissue theory, pointing out the ligament arrangements, allowing in turn and a greater ease, in the unraveling and transcription on paper. : en es
  • ES131467A3 - Procedure for the manufacture of regenerative cosmetics. : en es
  • ES130902A1 - Machine perfected to cut the hair. : en es
  • GB397852A - Improvements in or relating to the carrying out of chemical reactions with carbon monoxide : en
  • SU31476A1 - Device for powering the anode circuit of a radiosonde : en ru
  • CH163470A - Demountable garage in steel and concrete. : en it
  • GB397565A - Improvements in, or relating to, electro-plating and other vats, tanks, and like vessels : en
  • FR751342A - Heating surface arrangement for steam generators : en fr
  • GB397784A - Improvements in or relating to the packaging of rolled articles : en
  • FR751243A - Watertight and removable closing device for electric accumulator elements : en fr
  • FR751391A - Sprayer for liquid fuels : en fr
  • GB397689A - Improvements in cattle drinking bowls : en
  • ES131410A1 - A procedure for the recovery of compression work in the manufacture of nitric acid under pressure. : en es
  • DE583293C - Car roof, especially for motor vehicles : de en
  • DE583326C - Method for true-to-form transmission of currents that fluctuate greatly in their amplitude : de en
  • DE583396C - Production of sodium carbonate or hydroxide with the byproduction of ammonia or ammonium salts : de en
  • ES1761U - Container or special container for pharmaceutical products, particularly for castor oil. (Machine-translation by Google Translate, not legally binding) : en es
  • FR751312A - New economical process for the production of alkaline detergents : en fr
  • GB397820A - Improvements in and relating to apparatus for drawing glass sheets : en
  • FR751242A - Process for reforging rail profiles of all types : en fr
  • CH163492A - Metal cloth. : de en
  • SU31680A1 - Adaptation for scheduling trains : en ru
  • SU31843A1 - A device in the carriage for lifting the carcass end of the log, in order to place this end on the feed roller of the sawmill : en ru
  • US1924833A - Brake testing apparatus : en
  • DE583220C - Device for automatic parallel connection of two alternating current networks or machines : de en
  • DE583426C - Indexing mechanism, especially for counters on dispensing devices : de en
  • FR751102A - Periodic action absorption refrigeration machine : en fr
  • DE583006C - Inductive device for the transmission of characters from the vehicle to the track : de en
  • DE583438C - Frame, especially for single-axle trailers for motor vehicles : de en
  • US1924205A - Container for shaving cream, tooth paste, and the like : en
  • US1924456A - Intermediate and dyestuff of the dibenzanthrone series : en
  • SU31552A1 - A device for transporting fuel and sending it to the hoppers of boiler furnaces : en ru
  • FR42679E - fluorescent screen : en fr
  • FR751115A - Improvements in processes for obtaining phonograms and cinematographic images on separate media : en fr
  • FR751128A - Manufacturing process of ammonium salts : en fr
  • GB397564A - Improvements relating to banjos, banjo-mandolines and like instruments : en
  • GB397556A - Improvements relating to reflectors : en
  • FR751219A - Device, in particular press block for the manufacture of tubes, for example lead cable sheaths : en fr
  • GB397830A - Improvements in or relating to physical culture apparatus : en
  • US1924323A - Process for the treatment of raw materials containing silicic acid or silicates and oxides of heavy or light metals : en
  • US1925011A - Low frequency oscillator : en
  • PL18621B1 - A way of increasing the heating value of charcoal and similar porous opal materials. : en pl
  • GB397571A - Improvements in electrical wave filters : en
  • FR42684E - Removable carrycot for folding child's bed : en fr
  • US1924470A - Snubber : en
  • US1924625A - Press drive : en
  • US1924803A - Loud speaker : en
  • DE583066C - Process for image decomposition or for image construction using Weiller's mirror wheel : de en
  • FR751446A - : fr
  • ES131486A1 - A machine for tamping concrete or any other material that serves for the construction of roadway coverings. : en es
  • CH163553A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • DE583068C - Circuit arrangement for telephone systems : de en
  • PL18556B3 - Machine for digging up potatoes. : en pl
  • PL18722B1 - The method of making molasses mash. : en pl
  • SU31612A1 - The method of obtaining varnishes and pressing products : en ru
  • US1924138A - Control mechanism : en
  • SU31445A1 - A device for descaling or rusting boiler drums, etc. : en ru
  • US1924283A - Phonograph : en
  • US1924443A - Halogenation of cyclic compounds : en
  • US1924648A - Preformed abrasive and process of producing the same : en
  • US1924703A - Power take-off mechanism : en
  • SU31409A1 - Method for producing coal coke : en ru
  • SU31753A1 - Sectional trap for collecting fiber from wastewater of paper machines : en ru
  • US1924575A - Process of making organic esters : en
  • US1924788A - Device for the heat treating of comminuted materials : en
  • CH163521A - Process for the manufacture of rubber soles to be attached to footwear. : de en
  • DE583159C - Gear change transmission : de en
  • GB397632A - Improvements in or relating to spectacle and like frames : en
  • GB397683A - An improved liquid fuel burner : en
  • FR751275A - Process for the manufacture of bornyl oxalates by direct action of anhydrous oxalic acid on the spirit of turpentine : en fr
  • CA335189A - Foldable boat : en fr
  • CH163547A - Process for the preparation of a new sulfonic acid of the anthraquinone series. : de en
  • GB397655A - Improvements in or relating to surgical knives : en
  • US1924949A - Water craft : en
  • FR751101A - Therapeutic device : en fr
  • PL18573B1 - Brush for magneto. : en pl
  • US1924381A - Flush valve rod : en
  • US1924636A - Crack filler : en
  • US1924170A - Method for preparing latex compositions : en
  • ES131361A1 - A method for the application of text in movies. : en es
  • FR751327A - Process for obtaining an English knit with extensible and non-extensible regions, loom for the implementation of this process and the products obtained : en fr
  • USD90574S - Design for an ash tray : en
  • DE583221C - Automatic synchronizing device : de en
  • ES130164A1 - A procedure to represent texts, figures or marks on photosensitive surfaces or photographic products. : en es
  • SU31800A1 - Span control device : en ru
  • FR751117A - Manufacturing process of high molecular weight mercaptans : en fr
  • ES131434A1 - A STEAM BOILER WITH ELECTRIC HEATER FOR ALTERNATING CURRENT HEATING : en es
  • DE569088C - Control receipts, tokens or entry tickets in roll form : de en
  • FR751366A - Chassis for motor vehicles : en fr
  • PL18689B1 - A method of controlling plant pests, and an apparatus for carrying out the method. : en pl
  • US1924103A - Squirrel-cage rotor : en
  • CH163749A - Anti-skid device for the wheel tires of motor vehicles. : de en
  • US1924527A - Unsymmetrical orjective lens system : en
  • US1924958A - Valve seat grinder : en
  • FR751303A - tear powder ejector : en fr
  • GB397804A - Improvements in or relating to sheet registering devices in printing machines : en
  • GB397567A - Improvements in and relating to hand cases for hats and otherwise : en
  • GB397722A - Improvements relating to the suppression of froth in fermentation vats and similar vessels : en
  • SU31721A1 - Safety device to support drive belt being thrown onto the shaft : en ru
  • DE583370C - Device for supporting the hand while writing : de en
  • IE12884L - Transmission mechanism : en
  • FR751159A - Grading apparatus for grain materials : en fr
  • FR751229A - : fr
  • FR751306A - Process for the preparation of tetrazoic compounds : en fr
  • CA335163A - Tool : en fr
  • CA335220A - Electric regulating system : en fr
  • GB397871A - Improvements relating to cigarette cabinets : en
  • SU31577A1 - Suction chamber for palatine maxillary plate : en ru
  • SU31812A1 - Piece Tray : en ru
  • SU31411A1 - Method of briquetting sawdust : en ru
  • CH163713A - Telephone dialer to send out certain dialing current bursts set on the device. : de en
  • USD90567S - Design for a toy rooster : en
  • CH163698A - Process for the preparation of 5-isopropyl-5-methylolbarbituric acid. : de en
  • CH163778A - Process for producing a finely crystalline structure in aluminum. : de en
  • US1924273A - Striping instrument : en
  • US1924319A - Cathode structure for thermionic devices : en
  • US1924596A - Dog leash : en
  • CA335300A - Frequency regulating system : en fr
  • DE583283C - Shoe made of elastic material : de en
  • US1924956A - Cultivator : en
  • US1925024A - Bucket elevator : en
  • BE397564A - : en fr
  • SU31718A1 - Reactive internal combustion turbine : en ru
  • SU31765A1 - A method of making fluorescent screens for Brownian tubes and the like. : en ru
  • US1924611A - Brake operating mechanism : en
  • US1924873A - Machine for making packing material : en
  • US1924964A - Wrapping machine : en
  • US1925049A - Apparatus for forming emulsions : en
  • CH163486A - Lock with rotating lock cylinder. : de en
  • PL18687B1 - Method for producing sulfur dioxide. : en pl
  • SU31564A1 - Apparatus for blending several batches of viscose : en ru
  • US1924390A - Aviation instruction apparatus : en
  • US1924715A - Tufting machine : en
  • US1924391A - Trolling winch : en
  • PL18601B1 - Liquid fuel burner for cookers and liquid heaters. : en pl
  • SU31506A1 - Oscillographic imaging device : en ru
  • CA335285A - Petroleum acid sludge processing : en fr
  • AU1081333A - Improvements in or relating to fans : en
  • CA335237A - Fluid pressure brake : en fr
  • US1924606A - Electrolytic condenser : en
  • US1924884A - Mounting device for concrete wall structures and the like : en
  • US1924745A - Bobbin : en
  • US1925050A - Molding machine and method of : en
  • CA335182A - Windshield cleaner : en fr
  • CH163649A - Adjustable air filter on internal combustion engines. : de en
  • CA335217A - Cellulose fibre mercerization : en fr
  • CH163689A - Process for the production of artificial light similar to that of the day and device for carrying out this process. : en fr
  • CH163716A - Band filters, especially for medium frequency amplifiers. : de en
  • CA335305A - Propeller mounting : en fr
  • CH163592A - Method and device for measuring the ratio of angular displacements of two rotating shafts. : en fr
  • SU31651A1 - A device for recording and reproducing sound : en ru
  • US1924347A - Machine for cutting coal : en
  • US1924215A - Railway traffic controlling apparatus : en
  • CH163575A - Device for processing photographic films in a container filled with processing liquid. : de en
  • CH163683A - Stopcock with locking device. : de en
  • PL18549B1 - A method of making shaving soap. : en pl
  • US1924769A - Process for the production of carboxylic acids : en
  • US1924295A - stiffson : en
  • US1924374A - Shock absorber and thermostat therefor : en
  • ES131452A3 - A procedure for the manufacture of stainless steel containers and containers. : en es
  • GB397550A - Improvements in or relating to the manufacture of parchment-like paper : en
  • US1924849A - Adsorption system : en
  • USD90576S - Design for a fabric : en
  • SE78202C1 - Device for overconsumption meters driven by impulses : en sv
  • SU31764A1 - The method of copying drawings and drawings : en ru
  • US1924180A - Solid fuel : en
  • AU821032A - Improvements in or relating to insecticides, fungicides bactericides andthe like : en
  • CH163625A - Process for the production of grinding wheels. : de en
  • SU31831A1 - Installation of a vertical hydraulic turbine : en ru
  • US1924424A - Fishing tool for wells : en
  • DE583065C - Electrical device for locating cracks in rails : de en
  • DE583167C - Elastic connecting disk, especially for flexible disk couplings of motor vehicles : de en
  • CH163551A - Artificial leather-like material and method for producing the same. : de en
  • CH163642A - Process for pumping liquids that are almost boiling and saturated with gases. : de en
  • CH163759A - Device for electrical space heating. : de en
  • ES130439A1 - A hygienic defense device for telephone receivers and the like. [GOES TO UTILITY MODEL Nº 1847]. : en es
  • USD90603S - Design fob a textile fabric : en
  • BE397909A - Testing an electric shock device using rectified voltages : en fr
  • CH163478A - Gas-heated hot water storage tank. : de en
  • US1924840A - Method for the compensation of capacity unbalances in the groups of cores of telegraph and telephone cables : en
  • US1924898A - Cold storage doorlock : en
  • PL18593B1 - A method of producing a fertilizer consisting of ammonium nitrate and an insoluble compound. : en pl
  • SU31560A1 - The method of grinding oak wood chippers : en ru
  • DE583127C - Damping device for rolling movements of railway vehicles with central buffer couplings : de en
  • FR751188A - Holding device for piston pins of internal combustion engines or others : en fr
  • PL18546B1 - The method of producing rods and pipes from glass or other hot melt material. : en pl
  • US1924466A - Pumping mechanism : en
  • AU917332A - An improved kiln for drying andre-conditioning hardwoods andother timbers : en
  • CA335312A - Decorative material production : en fr
  • CH163616A - Machine tool with mobile table. : en fr
  • DK47685C - Device for electrical capacitors or other appliances insulated in oil. : da en
  • US1924905A - Method for heating substances such as gypsum in air currents : en
  • CH163515A - Lace-making machine with drive plates that are only rotated as required and lockable in the rest positions. : de en
  • CH163498A - Transportable and collapsible container. : en fr
  • ES131135A1 - Procedure for the production of polychromic fonofilm. : en es
  • FR751345A - Lamp refinements : en fr
  • SU31430A1 - Linatiole acetylation method : en ru
  • SU31578A1 - Antiseptic individual dressing package : en ru
  • CH163449A - Lifting device for the cutter bar of mowing machines. : de en
  • US1924193A - Regulating apparatus : en
  • CH163557A - Process for treating water to prevent scale and rust formation. : de en
  • CH163617A - Process for the preparation of a metal foil for dividing the same into woven metallic threads. : de en
  • CH163690A - Device for blood testing using test glasses. : de en
  • DE583219C - Reel arrangement for antennas of variable length : de en
  • DE583257C - Adjusting device for the rolls of rolling mills : de en
  • DE583336C - Waterproof pad in the shape of a pool : de en
  • SU31809A1 - The method of packing caustic soda in a cylindrical drum : en ru
  • USD90604S - Design for a steering wheel : en
  • SU31557A1 - Vacuum pump with hydraulic shutter : en ru
  • GB397724A - Improvements in and relating to bunch rolling and shaping mechanism for cigar makingmachines : en
  • CH163659A - Switch for right and left rotation. : de en
  • CH163538A - Process for the preparation of 2,3-dimethyl-5-methoxyindole. : de en
  • FR751387A - Preparation of azo dyes : en fr
  • GB397673A - Shock absorber for protecting, hanging filament lamps from vibration : en
  • SU31829A1 - Radial-axis water turbine : en ru
  • FR751309A - Improvements made to cinemodrivometers for air navigation : en fr
  • CA335210A - Aluminum and alloy surface treating method : en fr
  • CH163682A - Luminaires for glare-free, indirect lighting. : de en
  • PL18606B1 - Method for the production of iodomethylsulfonic acid or its salts. : en pl
  • SU31746A1 - The method of protection against rust salted intestinal product : en ru
  • US1924479A - Score keeping device : en
  • PL18626B1 - Foot measuring device. : en pl
  • US1924280A - Chaplet : en
  • DE583404C - Inhibitor for rail vehicles, especially those with rail clearers : de en
  • DE583040C - Classifier for fibrous material, especially for paper making materials : de en
  • CH163590A - Centrifugal speed indicator. : en fr
  • US1924154A - Paper machine and process of making paper : en
  • US1924807A - Guide roll mount : en
  • CH163474A - Central heating system. : de en
  • US1924425A - Blow-out preventer : en
  • DE583389C - Control valve for form machines : de en
  • DE583281C - Fishing box : de en
  • AU856132A - Improvements relating tothe centrifugal moulding of concrete bodies : en
  • PL18562B1 - A method of producing water-impermeable and water-resistant paper and cardboard. : en pl
  • PL18619B1 - A method for removing undesirable aromatics from beer and an apparatus for carrying out the method. : en pl
  • US1924183A - Golf bag stand : en
  • US1924245A - Process for improving nickel-molybdenum alloys : en
  • US1924146A - Can feeding mechanism : en
  • US1924219A - Train control system : en
  • US1924808A - Brake control mechanism : en
  • SU31472A1 - Speaker : en ru
  • US1924107A - Zinc chlorate weedkiller : en
  • US1924494A - Refrigerating trunk for automobiles : en
  • US1924858A - Price ticket holder : en
  • US1924097A - Alloy : en
  • US1924894A - Fluid apparatus : en
  • US1924140A - Typewriting machine : en
  • CA335259A - Moulded pulp article : en fr
  • SU31381A1 - Camp kitchen : en ru
  • CA335174A - Calipers : en fr
  • CA335276A - High tension condenser : en fr
  • CH163603A - Winding mechanism for watch parts with waterproof case. : en fr
  • SU31638A1 - Adaptation for weight dosage of cement and other bulk materials : en ru
  • SU31770A1 - Adaptation to the pump to obtain the oscillatory movement of the working air : en ru
  • US1924454A - Automatic switch for use in telephone or like systems : en
  • US1924675A - Pneumatic conveyer : en
  • SU31501A1 - Synchronous machine : en ru
  • SU31600A1 - A device for clamping and moving a chart for determining the relative humidity of the air from the temperature difference between dry and wet thermometers : en ru
  • US1925039A - Television apparatus : en
  • PL18630B1 - A device for reproducing optical and acoustic phenomena accompanying shooting during combat. : en pl
  • SU31700A1 - Combustion chambers for internal combustion engines : en ru
  • SU31817A1 - Device for unloading timber from water : en ru
  • SU31567A1 - Vaginal-spoon-shaped mirror : en ru
  • US1924123A - Means for feeding pulverized fuel to furnaces : en
  • US1924874A - Method of making dental castings and composition employed in said method : en
  • US1924943A - Water faucet : en
  • DE583176C - Process for the production of plastic, moldable materials : de en
  • SU31383A1 - Shock drilling machine : en ru
  • US1924918A - Superheater for high pressure boilers : en
  • PL18572B3 - Cigarette tube. : en pl
  • DE583229C - Device for the changing display of goods : de en
  • DE583410C - Safety device for circuits in which voltage-dependent resistors are switched on : de en
  • US1924653A - gubelmann : en
  • GB397670A - Pipe joint without packing : en
  • US1924341A - Condensing locomotive : en
  • US1924247A - Electric protective system and relay for use therein : en
  • DE583296C - Device on grinding machines for moving dressing tools or workpieces back and forth on the grinding wheel : de en
  • ES131429A1 - CONVERTER APPARATUS PROVIDED WITH ELECTRIC VALVES : en es
  • FR751250A - Improvements to shortwave oscillation generators : en fr
  • GB397606A - Improvements in lockers for bedside use : en
  • CH163578A - Winding rod for film treatment vessels. : de en
  • AU980332A - Improved pea-shelling machine : en
  • CH163598A - Anchor bridge. : en fr
  • FR751295A - Advanced coffee filter and its manufacturing process : en fr
  • GB397566A - Improvements in or relating to wire drawing apparatus and the like : en
  • DE583113C - Horizontal retort system for the production of gas and coke : de en
  • US1924756A - Change speed mechanism : en
  • ES131348A1 - Receiving connection to produce a fluctuating frequency. : en es
  • FR751368A - Method and device for electrically transmitting signals by high frequency waves : en fr
  • GB397874A - Improvements in or relating to brakes : en
  • FR751256A - Conical discs for centrifuge bowls with internal reinforcement : en fr
  • FR42682E - Vibrating screen mounted on tires : en fr
  • FR751156A - Electric arc in vacuum with very intense light, rich in violet and ultra-violet radiations : en fr
  • GB397818A - Improvements in and relating to card index files : en
  • CA335263A - Branding device : en fr
  • CH163662A - Contact facility. : de en
  • US1924305A - Duct support : en
  • US1924810A - Surgical plaster package : en
  • SU31446A1 - Device to use the heat of the cast ingots to be cooled : en ru
  • US1924576A - Method of treating rubber compositions : en
  • US1924656A - Superposed barrel, breech-loading firearm : en
  • ES131343A1 - A new automatic device for the disinfection and constant deodorization of water in the devices and bowls of toilets and the like. : en es
  • US1924416A - Offset harrow : en
  • US1924660A - Pulp making process : en
  • DE583416C - Diaphragm control valve for the automatic supply of water to the carbide in high pressure acetylene devices : de en
  • FR751178A - Crusher element for tube, drum and ball mills : en fr
  • FR751310A - Improvements to printing machines : en fr
  • CH163741A - Damping device for vehicles with spring suspension. : de en
  • GB397805A - Improvements in or relating to automatic steering apparatus for aircraft : en
  • US1924291A - Bracket for curtain rods : en
  • US1924312A - Method of concentrating nitric acid : en
  • US1924450A - Door control mechanism : en
  • US1924586A - Shaft and spindle bearing : en
  • FR751119A - Electric machine with auxiliary machine : en fr
  • SU31467A1 - Snowplow for rail tracks : en ru
  • DE583199C - Device for the automatic starting of a synchronous motor used to drive clocks or the like : de en
  • SU31451A1 - Condensing unit with surface condenser : en ru
  • GB397776A - Improvements in and relating to the treatment of coffee beans : en
  • DE583388C - Process for the production of durable gelatinous, foam-developing preparations : de en
  • SU31461A1 - Depreciation device in railway cars above buksoy or under a ptiknikoy beam. : en ru
  • US1924249A - Dust bag : en
  • DE583166C - Training of aircraft wheel brakes : de en
  • DE583197C - Rotary kiln with chains for burning cement : de en
  • DE583200C - Schuettelsieb : de en
  • ES131450A3 - A new slotted drum cross winding machine system. : en es
  • US1924989A - Packing house bench : en
  • US1925013A - Process for distilling petroleum hydrocarbons : en
  • US1925040A - Radial gas engine demonstrator : en
  • SU31396A1 - A device for trapping carbon dioxide from a fermenting beer wort : en ru
  • BE397430A - : en
  • CA335265A - Draft appliance : en fr
  • CH163554A - Process for the production of hardboards from fiber material. : de en
  • DE583041C - Stock consistency and quantity regulator for paper and board machines : de en
  • FR751389A - Pestle leg stirrup system for disabled : en fr
  • DE583246C - Method for extinguishing the interrupting arc in liquid switches which are arranged in alternating current circuits : de en
  • ES131313A1 - Improvements introduced in the frames for the transport of goods. : en es
  • FR751143A - Method of fixing the brush guipons to their support plate : en fr
  • US1924630A - Wedge bar : en
  • US1924903A - Consumer package of meat products : en
  • US1924936A - Furnace construction : en
  • DE583181C - Arrangement for uninterrupted announcement of the time : de en
  • DE583192C - Tour control resistor for cinema motors : de en
  • GB397684A - Improvements in heat distributing bodies (top plates) for electric cooking plates : en
  • DE583206C - Device for the production of active carbon : de en
  • DE583284C - Safety device to prevent brakes on internal combustion engines : de en
  • US1925007A - Fusible unit : en
  • CA335261A - Shock absorber remote control device : en fr
  • ES130182A1 - A procedure for the manufacture of toys that are based on applications of the law of gravity to maintain and find their balance. : en es
  • FR751109A - Convertible Clothes Hanger Hat Rack : en fr
  • FR751154A - Lightweight metal alloy : en fr
  • ES131453A3 - A method of manufacturing warp beams. : en es
  • FR42680E - Multi Speed Tube Bending Press : en fr
  • US1924278A - Cash register : en
  • US1924944A - Photographic film strip developing device : en
  • CH163473A - Pipe connector for hot water heating, especially for those whose heat sources are in ovens. : de en
  • CA335157A - Stereotype matrix former and drier : en fr
  • DE583059C - Process for glowing billets in a heating furnace : de en
  • DE583234C - Device for measuring liquid or milk : de en
  • DE583343C - Process for the production of pest repellants : de en
  • DK47683C - Trigger mechanism for machine guns. : da en
  • CH163461A - Device for the oscillating mounting of the winding drums of roller shutters, which are operated by a crank drive. : de en
  • US1924368A - Vacuum tube : en
  • US1924465A - Process of producing propellent powder : en
  • CA335288A - Knitting machine device : en fr
  • PL18581B1 - : en pl
  • SU31745A1 - Flue furnace for smoking : en ru
  • SU31747A1 - A device for crushing lumps of tea : en ru
  • SU31853A1 - Trailer cart for motor carts : en ru
  • US1924900A - Symmetrical heating unit : en
  • US1924987A - Combination lock : en
  • SU31788A1 - Rowing propulsion for ships : en ru
  • US1924757A - Amusement apparatus : en
  • DE583275C - Locking device for umbrella slide : de en
  • DE583406C - Electrical signal system : de en
  • ES131163A1 - A method of manufacturing a vertical or automatic declining water elevator at great depths and flow rates. : en es
  • GB397717A - A process for improving lubricating oils : en
  • GB397593A - Improvements in, or relating to, electric tumbler switches such as used in connection with electric fires and the like : en
  • ES1643U - Socks and stockings made with fantasy threads of the type of loops or baguillas (Machine-translation by Google Translate, not legally binding) : en es
  • US1924484A - Fuse : en
  • US1924657A - Piping : en
  • US1924497A - Discharge tube display : en
  • CH163650A - Nozzle. : en fr
  • US1924290A - Cash register : en
  • FR751148A - Miscellaneous articles of reinforced rubber : en fr
  • SU31664A1 - Apparatus for hydraulic testing of fabrics : en ru
  • SU31767A1 - Impermeable protective layer : en ru
  • US1924352A - Sidewalk sign : en
  • FR42685E - Hair waving device : en fr
  • CH163632A - Pyrophoric lighter. : de en
  • CH163635A - Metal wood screw with a conical head. : de en
  • GB397825A - Improvements in fuel pumps for heavy oil engines : en
  • FR751261A - Method and device for recording and projecting images on lenticular films : en fr
  • FR751399A - Illuminated fabric and its manufacturing process : en fr
  • CA335181A - Valve : en fr
  • CH163531A - Outflow electrode for electrostatic precipitators made up of hanging chains and wire. : de en
  • SU31454A1 - Mobile superphosphate chamber : en ru
  • US1924614A - Intermittent color textile printing machine : en
  • US1924753A - Capping machine : en
  • US1924870A - Treatment of motor fuel : en
  • US1924909A - Folder or booklet to be attached to alpha can or the like : en
  • US1925032A - Fuel heater : en
  • FR751382A - Improvements to recording tachometers : en fr
  • GB397549A - Improvements in or relating to reinforced concrete piles : en
  • GB397652A - Improvements in mattress tufting frames : en
  • DK47686C - Heat transfer device. : da en
  • SU31449A1 - Boiler for steam and gas mixture : en ru
  • ES131408A1 - A procedure for the pre-treatment of aluminum and its alloys, in order to perform electroplating work, and how to apply said procedure. : en es
  • FR751367A - Folding bed : en fr
  • US1924132A - Lingerie strap holder : en
  • US1924561A - Dispensing structure : en
  • FR751372A - Method and device for automatically locking the landing doors of elevators during operation : en fr
  • ES131522A3 - A procedure for the manufacture of a compost compost. : en es
  • GB397831A - Improvements relating to ferritic chromium steel alloys and articles manufactured therefrom : en
  • PL18673B1 - A device for the initial teaching of calculus for the first ten. : en pl
  • DE583244C - Device for aligning staggered sheet-like materials : de en
  • DE583428C - Additional gear for changing the piston stroke in internal combustion engines : de en
  • CH163569A - Film indexing device for cinema apparatus, in particular for cinema playback apparatus. : de en
  • CH163561A - Process and device for the production of profiled cardboard tubes. : de en
  • CH163651A - Electrically heated steam boiler for heating with alternating current. : de en
  • CH163769A - Process for the preparation of a wetting agent, washing agent, emulsifying agent and dispersing agent. : de en
  • US1924285A - Mining machine : en
  • CA335270A - Cash register : en fr
  • ES131442A1 - A method for manufacturing rubber yarn. : en es
  • CH163774A - Process for the preparation of a vat dye. : de en
  • US1924553A - Selective tuning device : en
  • US1924639A - Switch mechanism : en
  • US1924681A - Box machine : en
  • AU882432A - Improvements in or relating to the shaping by machine of strip leather or like material : en
  • SU31841A1 - Device for controlling the upper drive rollers in the sawmill : en ru
  • US1925020A - Sand spreader : en
  • SU31596A1 - Circuit breaker for electrified screw jacks with a shoe : en ru
  • SU31606A1 - Grinding machine : en ru
  • US1924287A - Phonograph : en
  • US1924804A - Process for making stainless steel : en
  • CH163532A - Process for the production of a durable granular calcium cyanamide. : de en
  • CH163581A - Rope gripping and climbing apparatus, especially for mountain sports. : de en
  • CH163585A - Device for measuring small changes in shape. : de en
  • DE581928C - Device for electrical remote transmission of multi-digit numerical values : de en
  • DE583198C - Process for burning cement, roasting ores and the like like : de en
  • DE583327C - Circuit arrangement for relay with dropout delay : de en
  • US1924628A - Method of and apparatus for receiving high frequency oscillations : en
  • CH163596A - Pocket calculator for adding and subtracting. : de en
  • CH163654A - Electric motor with triple T armature, in particular windshield wiper motor for vehicles. : de en
  • CH163679A - Electromagnetic transmission. : de en
  • SU31573A1 - Forceps for squeezing trachomatous grains : en ru
  • AU920032A - An improved trailer for motor vehicles : en
  • CH163606A - Zeitwerk with rate control by a comparative motor. : de en
  • SU31494A1 - Device for automatic control of pump electric motor : en ru
  • SU31511A1 - Relay test device : en ru
  • PL18713B1 - Gas pressure reducing valve, especially suitable for oxygen rescue devices. : en pl
  • SU31558A1 - The method of impregnation of the skin : en ru
  • SU31792A1 - Retractable Handwheel Lock : en ru
  • SU31796A1 - Depth measuring device : en ru
  • SU31832A1 - Water chain engine : en ru
  • US1924694A - Window and store sash : en
  • US1924823A - Compartmented carton : en
  • PL18645B1 - A method of producing water-impermeable paper, cardboard and the like. : en pl
  • SU31795A1 - Automatic Fire Detector : en ru
  • DE583054C - Process for the preparation of a compound of theophylline which is readily soluble in water and diaethanolamine : de en
  • BE397585A - : en fr
  • CA335176A - Lock nut and bolt : en fr
  • PL18665B1 - Voltage divider to measure the effective damping in telegraph and telephone circuits. : en pl
  • US1924951A - Eyeglass frame : en
  • US1924508A - Variable speed transmission mechanism : en
  • US1924571A - Counting mechanism : en
  • US1924406A - Display device : en
  • CH163711A - Volume control device. : de en
  • SU31423A1 - Sulphate furnace : en ru
  • US1924403A - Valve mechanism for gas engines : en
  • US1924683A - Arm propelled swing : en
  • SU31382A1 - A device for making flour products : en ru
  • PL18585B1 - A method of obtaining hydrogen or mixtures containing hydrogen from hydrocarbons such as methane, ethane, ethylene or similar gaseous hydrocarbon mixtures. : en pl
  • PL18639B1 - The method of producing Thomas' zuzla. : en pl
  • FR751284A - Process for extracting acetylene from a gas mixture : en fr
  • GB397793A - Improvements in and relating to electrically driven machines for producing mesh fabric and particularly to knitting machines : en
  • PL18617B1 - - *>} d. "W * A building element for building and facing walls and the method of its manufacture. : en pl
  • AU985432A - An improved cuplike wrapping element for sweetmeats andthe like : en
  • GB397738A - Improvements in rolls for cold rolling operations : en
  • GB397545A - Ribbon mechanism for calculating machines, typewriters and the like machines : en
  • SE78206C1 - Apparatus for administering dental anesthesia by cooling by spraying a gaseous mixture of leftovers and a coolant : en sv
  • SU31420A1 - The method of obtaining colloidal sulfur : en ru
  • FR751276A - Improvement in control mechanisms for internal combustion engine starters : en fr
  • CA335290A - Car truck spring : en fr
  • CH163633A - Device for locking a nut on its bolt. : en fr
  • DK47690C - Procedure and Device for Insertion of Cigar Wraps in Press Forms Supplied with a Number of Parallel, Continuous Press Chambers. : da en
  • SU31735A1 - Conductor for drilling holes in the flanges : en ru
  • SU31452A1 - A device for stopping the piston and spools of a locomotive engine when a steam locomotive moves without steam : en ru
  • US1924313A - Method for making phenates : en
  • FR751186A - Soap holder system : en fr
  • ES131497A1 - A method of manufacturing a reinforced material based on rubber, rubber, resins or the like. : en es
  • DE583076C - Luffing crane with almost horizontal load movement : de en
  • PL18574B3 - Method for the production of tertiary nitriles. : en pl
  • GB397868A - Improvements in or relating to the lubrication of journal bearings or the like : en
  • IE12879L - Recovery of alcohol from bakers' ovens : en
  • SU31428A1 - The method of regeneration of benzene from gases produced by neutralizing carbonated crude sulfonated benzene : en ru
  • SU31583A1 - Clamp for elastic tubes : en ru
  • DE583003C - Process for the production of raw materials for ceramic bodies : de en
  • FR42665E - Cooling radiators in particular for transformers : en fr
  • SU31404A1 - Brushing and washing machine : en ru
  • SU31574A1 - Device for determining the antrum during surgery on the mastoid process : en ru
  • CH163583A - Skiing brush. : de en
  • DE583371C - Press for gluing soles to footwear : de en
  • DE583390C - Tubular casting mold made of copper for the production of centrifugally cast pipes : de en
  • DE583434C - Device for refrigerating or freezing food : de en
  • CH163775A - Process for the preparation of a resinous copolymer. : de en
  • DE583149C - Wet gas knife with a tumbler : de en
  • SU31673A1 - Fluid sampling device : en ru
  • US1925055A - Chain : en
  • DE583373C - Cleaning device for spinning machines : de en
  • FR751343A - Method and devices for measuring velocities, flow rates, load-bearing force : en fr
  • GB398161A - Anthracene and anthraquinone dyestuffs : en
  • DE583266C - Circuit arrangement for telephone systems with dialer operation, in which dialers initially set to a certain traffic direction are redirected to other traffic directions by the following series of number streams : de en
  • ES131346A2 - IMPROVEMENTS IN GASOLINE, PETROLEUM AND ALCOHOL GASIFIERS : en es
  • DE583194C - Process for manufacturing highly refractory products : de en
  • ES131422A1 - Procedure for manufacturing a preparation for cleaning the types of typewriters, types, letters and printing rollers. : en es
  • ES131463A3 - A procedure to transform the melting boilers of bituminous and asphalt products into bitumen-taring machines. : en es
  • GB397726A - Improvements in or relating to gang lawn mowers : en
  • CH163737A - Motor vehicle. : de en
  • CA335186A - Lighting unit : en fr
  • FR751308A - Louver : en fr
  • GB397686A - Improvements in electro-magnetic pumps with vibratory movement for gaseous fluids : en
  • ES131415A3 - An electrical connection system. : en es
  • GB397623A - A method of cutting or sawing through blocks of sheets of paper : en
  • GB397796A - Improvements in electrical switchgear : en
  • GB397883A - Manufacture of cyclohexyl-cyclohexanol and homologues thereof : en
  • FR751140A - Improvements to footwear and glues used in their manufacture : en fr
  • FR751236A - New aminoanthraquinone sulfochlorides and process for their preparation : en fr
  • FR751358A - Device applicable in particular to moving pictures with a view to obtaining images or photographic patterns different from the objects or subjects photographed : en fr
  • US1924603A - Remote indication apparatus : en
  • US1924751A - Extensible fire ladder : en
  • US1925010A - Molding machine : en
  • USD90602S - Design for a camera casing : en
  • ES131426A1 - Gasoline carburetor with additional air valve electrically controlled. : en es
  • GB397577A - Sewing machines : en
  • GB397667A - Vaporizing liquid fuel for oil engines : en
  • USD90583S - Design for a textile fabric or : en
  • US1924935A - Quilted goods and method of making the same : en
  • GB397782A - Improvements in or relating to piston rings : en
  • AU926632A - Improvements in or relating to television systems : en
  • DE583269C - Device for remote control and remote monitoring of an electrical switch over a single line : de en
  • ES131289A1 - Procedure for the manufacture of artificial cement by using coal containing many ashes. : en es
  • ES1875U - Strip of steel, for all kinds of bags, (Machine-translation by Google Translate, not legally binding) : en es
  • FR751152A - Improvements to wooden and reed slabs : en fr
  • GB397764A - Improvements in or relating to staple bands for stapling devices of all kinds : en
  • FR751162A - Packaging, such as bag, for all applications : en fr
  • GB397608A - Improvements in or relating to knitted fabrics and knitting machines therefor : en
  • GB397733A - Improvements in electric motor control systems : en
  • ES131226A3 - A self-operating device usable as a claim device. : en es
  • FR751161A - Process for the manufacture of molding compositions by the condensation of phenols with formaldehyde or with materials yielding formaldehyde : en fr
  • FR751435A - : fr
  • ES131447A2 - IMPROVEMENTS IN THE PURIFICATION OF METALLIC ZINC : en es
  • GB398249A - Improvements in or relating to electric circuit breakers : en
  • DE568183C - Process for making raster copies : de en
  • GB397741A - A method for the production of artificial leather : en
  • US1924641A - Safety razor : en
  • US1924670A - Oil burner construction : en
  • FR751277A - Process and device for the industrial manufacture of an anticryptogamic powder based on copper oxy-chlorides : en fr
  • GB397845A - Improvements in devices for cutting wooden boards : en
  • CH163556A - Process for the production of benzoylated casein. : de en
  • DE583395C - Production of phosphoric acid-hydrochloric acid mixtures : de en
  • SU31447A1 - Device to use the heat of the blanks to be cooled : en ru
  • SU31580A1 - Device for transporting the sick and wounded : en ru
  • SU31480A1 - Device for tuning radio receivers : en ru
  • USD90578S - Design fob a laundry tub rim : en
  • US1924210A - Plastic stock manipulating apparatus : en
  • US1924354A - Belt : en
  • USD90588S - Design for an electric fan : en
  • BE397502A - Brushes and broom brushes improvements : en fr
  • CH163694A - Flexible esophageal probe for ruminants. : en fr
  • ES131360A1 - A process for the manufacture of lead fluoride and derived products obtained in the course of said manufacture. : en es
  • FR751290A - Regulating mechanism for the continuous distribution of constant quantities of liquids, vapors or gases : en fr
  • DE583057C - Surface condenser with rolled, curved and firmly supported tubes at both ends : de en
  • ES131484A1 - An improved device for the coupling of the replacement barrel in machine guns and other similar firearms. : en es
  • US1924735A - Means for holding chasers : en
  • SU31410A1 - Device for producing peat coke and high-calorific gas : en ru
  • US1924094A - Drawing instrument : en
  • US1924759A - Process of pressing and packing tobacco : en
  • US1924973A - Spring cushion : en
  • US1925075A - Electrode elements of vacuum tubes : en
  • US1924255A - Machine for tentering and drying fabrics : en
  • US1924289A - Hat and hat-making art : en
  • CA335195A - Sun visor : en fr
  • US1924361A - Process of treating waste sulphite liquor : en
  • US1924400A - Fuel burner : en
  • US1924383A - Multiple tool head for drilling, boring, and like machine tools : en
  • CH163609A - Process for removing metal from metallic objects. : en fr
  • CH163755A - Auxiliary device for accelerating the filling and releasing of the air brakes on railroad trains. : de en
  • SU31772A1 - Siphon water lift : en ru
  • US1924198A - Apparatus for and method of producing coke : en
  • US1924783A - Electrical gas daylight holdup protection system : en
  • DE583401C - Electric cylinder typewriter : de en
  • DK47693C - Device for keeping the Needleworks room in as Dry Runners built Water meters dry. : da en
  • FR751346A - Manufacture of metal carbamates : en fr
  • CH163718A - Intermediate frequency heterodyne receiver. : de en
  • CA335152A - Ash tray : en fr
  • PL18650B1 - : en pl
  • US1924431A - Saw setting machine : en
  • US1924590A - Brake shoe : en
  • SU31425A1 - Method for processing ash of coal near Moscow in order to extract aluminum from it : en ru
  • US1924626A - Cleaner for implement wheels : en
  • US1924828A - Disintegrator : en
  • AU965732A - An improved flangeway for road vehicles : en
  • DE583074C - Sink : de en
  • DE583138C - Centrifugal blower or pump with axial inlet and tangential outlet of the agent : de en
  • DE583203C - Washing machine with insertable laundry container : de en
  • PL18654B1 - The method of producing benzene. Its homologues from naphthalene. : en pl
  • SU31441A1 - Quinine and eihinin separation method : en ru
  • SU31652A1 - Device for reducing noise (background) when playing back soundtracks recorded on film : en ru
  • PL18636B1 - a camera lens for capturing or projecting photographic images, especially cinematographic images. : en pl
  • SU31726A1 - Piston with plug-in tank in the bottom : en ru
  • US1924645A - Display rack and reel : en
  • USD90595S - Design for a lamp shade : en
  • CH163608A - Boron-containing hard metal alloy. : de en
  • DE583063C - Conveyor car for chain tracks : de en
  • CA335221A - Thermal testing device : en fr
  • US1924599A - Method and apparatus for drawing sheet glass under pressure : en
  • US1924692A - Firearm : en
  • US1925029A - Heat treatment of steel rails : en
  • PL18657B1 - Electric speed loss warning device. : en pl
  • SU31626A1 - Metering device : en ru
  • SU31676A1 - Circular counting logarithmic instrument with spiral logarithmic scale : en ru
  • US1924384A - Tough tungsten carbide alloy : en
  • SU31433A1 - The method of obtaining furfural : en ru
  • SU31581A1 - The method of drying the organs of animals and the human body : en ru
  • US1924819A - Apparatus for producing gas in coke ovens : en
  • BE397898A - New method for the manufacture of citric acid : en fr
  • CH163728A - Scoreboard for the sale of benzine and other essences, based on at least one tariff. : en fr
  • CH163772A - Process for the preparation of a dye. : de en
  • PL18596B1 - Device for adjusting the thread tension in threading machines. : en pl
  • US1924663A - Footwear and method of making same : en
  • US1924106A - Submarine cable loading coil : en
  • US1924878A - Method and apparatus for burning pulverized fuel : en
  • PL18668B1 - A method of purifying substances intended for chemical reactions and a device for carrying out this method. : en pl
  • SU31469A1 - Trackless transport device : en ru
  • US1924137A - Process for manufacturing acid phosphate : en
  • US1924646A - Vehicle driving mechanism : en
  • US1924899A - Brake mechanism for conveyers : en
  • ES131404A1 - Coffee machine to produce espresso coffee, that is, reconcentrated. : en es
  • ES131531A1 - A machine for the automatic production of force. : en es
  • AU1060132A - Improvements in railway axle journal lubricators : en
  • AU1132733A - Improvements in or relating to electric circuit cutout insulators : en
  • AU1023232A - Improvements in or relating to valves : en
  • CH163460A - Window with at least one center sash that can be moved horizontally and pivoted about a vertical axis. : de en
  • CH163623A - Shredding machine. : de en
  • ES131339A1 - Coating process by anodic treatment of aluminum or aluminum alloys. : en es
  • FR751320A - Improvements to devices for lighting vehicle plates or similar surfaces : en fr
  • SU31789A1 - Device for setting ships in motion : en ru
  • CH163458A - Building board for the production of walls, ceilings, coverings and the like. : de en
  • DE583444C - Device for loosening leaf and cut tobacco : de en
  • US1924632A - Fuse device : en
  • US1924117A - Storage and display cabinet : en
  • DE583088C - Airplane with rotating wing : de en
  • ES130007A1 - Procedure for manufacturing luminous signs composed of interchangeable elements. : en es
  • SU31587A1 - Glass blasting plant for making lamp cones, etc. glass products : en ru
  • SU31781A1 - Device for laying a second row of logs on a single raft : en ru
  • SU31731A1 - Tool for turning the tires of locomotive ramps without rolling them out of the locomotive : en ru
  • US1924152A - Toothbrush : en
  • CH163643A - Rotary piston machine. : de en
  • DE583313C - Lifting device on flatwork ironers : de en
  • ES130992A3 - The manufacture of panels to cover square bathtubs. : en es
  • FR751385A - Carburetor : en fr
  • SU31585A1 - Method of handling siphon casting of calm steel : en ru
  • SU31835A1 - The method of using waste diffusion water by returning them to diffusion : en ru
  • US1924518A - Method of producing insecticides : en
  • CA335192A - Stove pipe fastener : en fr
  • CH163543A - Process for the preparation of an azo dye. : de en
  • CH163562A - Process for the production of fiber boards for the construction, furniture, packaging, etc. : de en
  • CH163463A - Soundproof floor. : de en
  • CA335170A - Ore flotation apparatus : en fr
  • SU31605A1 - Tree preservation method : en ru
  • SU31556A1 - Centrifugal fan : en ru
  • SU31643A1 - A device for mounting the needle in gramophone pickups : en ru
  • US1924557A - Casement window operator : en
  • US1924872A - Method of manufacturing zinc oxide : en
  • US1924221A - Casting machine : en
  • US1924464A - Smokeless powder and process of manufacturing same : en
  • ES129822A3 - Procedure to insulate round and profiled wires, as well as metal rims or plates. : en es
  • US1924734A - Method of making tubular materials : en
  • US1925001A - Light dimmer : en
  • SU31485A1 - Device for sparkless opening of contacts of contact measuring device : en ru
  • SU31786A1 - Ball Shape Submersible : en ru
  • US1924150A - Hose nozzle : en
  • US1924338A - X xx- - antid antidazzle device : en
  • DE583097C - Hunting bullet : de en
  • BE397882A - : en
  • CA335188A - Floor waxing device : en fr
  • USD90581S - Design for a portable electric : en
  • US1924201A - Apparatus for smelting aluminium and other light metals : en
  • US1924634A - Valve for inflation purposes : en
  • DE583141C - Process for the manufacture of shaped adsorbents : de en
  • US1924776A - Rotatable switch : en
  • US1924969A - Device for testing the viscosity of liquids : en
  • US1924233A - Shoe rest mechanism : en
  • US1924299A - Photo-electric tube : en
  • US1924948A - Roller skate : en
  • CA335184A - Portable automobile tent : en fr
  • US1924230A - Method of making bushings from strip metal : en
  • PL18588B1 - Airframe type plane, especially single-plane. : en pl
  • SU31541A1 - Nozzle with turntable : en ru
  • CA335232A - Dynamo-electric machine : en fr
  • US1924101A - Headlight attachment : en
  • US1924261A - Aeroplane bombing toy : en
  • US1924685A - Anesthetic composition : en
  • SU31683A1 - Tachometer : en ru
  • US1924498A - Flush out fitting : en
  • SU31512A1 - Device for measuring AC power : en ru
  • FR751216A - Heavy oil gasifier : en fr
  • FR751233A - Motor driven positive displacement pump : en fr
  • US1924690A - Cable equalizer : en
  • FR751293A - Improvements to photographic printers : en fr
  • GB397728A - Improvements in shoe insoles : en
  • SU31439A1 - Method and device for obtaining turpingidrate from turpentine : en ru
  • SU31629A1 - A device for recording the operation of pipe mills : en ru
  • US1924780A - Delivery mechanism for vending machines : en
  • US1924968A - Process for the manufacture of vaccines : en
  • FR751247A - Electric heating by incandescent lamps with heat distribution jacket in different thicknesses : en fr
  • SU31491A1 - Device for starting the engine : en ru
  • SU31674A1 - Liquid Body Sampling Device : en ru
  • DK47684C - Apparatus for placing a book attached to a support rail with its back. : da en
  • CA335167A - Filter : en fr
  • CA335179A - Air cleaner and humidifier : en fr
  • DE583191C - Device for taking natural color images : de en
  • DE583381C - Method and device for cooling metallurgical ovens, casting molds and the like Like. With the help of circulating high pressure water or high pressure steam : de en
  • GB397902A - Improvements in or relating to electric fires : en
  • SU31797A1 - Signal contact device for rolling : en ru
  • US1924652A - Combined weighing scale and loud speaker : en
  • US1924952A - Radiator construction : en
  • US1924990A - Stabilized egg product : en
  • FR42673E - Central heating boiler : en fr
  • GB397815A - Improvements in and relating to gas detectors : en
  • DE583368C - Measuring plug : de en
  • DE583445C - Device for feeding and arranging tablets, etc. : de en
  • GB397888A - Improvements in screwed pipe joints and in fittings relating thereto : en
  • US1924294A - Apparatus and method of extruding pipe : en
  • DE583432C - Generators of stressed combustion gases : de en
  • DE583114C - Charging device for horizontal degassing rooms by means of centrifugal machines : de en
  • ES131347A1 - CONNECTING MULTI-GRID VALVES WITH REACTION COUPLING : en es
  • GB397625A - Improvements in or relating to lathes or similar machine tools : en
  • SU31514A1 - Electric rectifier : en ru
  • US1924401A - Fire extinguishing compound : en
  • US1924217A - Air and fuel control : en
  • US1924815A - Process of making felt paper pulp : en
  • US1925034A - Prick punching machine : en
  • ES131473A1 - Machine for dyeing skeins. : en es
  • FR42651E - Improvements to starters and starting circuits : en fr
  • SU31482A1 - Method of fastening wires on insulators : en ru
  • US1924686A - Electromagnetic device : en
  • US1924924A - Process for making rubber thread : en
  • US1924115A - Protective means for electrical systems : en
  • US1925063A - Wax-like esters and method of preparing the same : en
  • USD90585S - frank koenigkramer : en
  • USD90591S - Design for a confection : en
  • PL18688B1 - The method of obtaining anhydrous magnesium chloride or anhydrous salt mixtures containing magnesium chloride. : en pl
  • US1924848A - Process and apparatus for cracking oil : en
  • US1924157A - Illuminating device for sewing machines or the like : en
  • US1924178A - Method of obtaining pure carbon dioxide : en
  • US1925019A - Surface treating device : en
  • AU984332A - Hydrogenation of carbonaceous materials : en
  • CA335249A - Valve for milking machine : en fr
  • ES131528A1 - PROCEDURE FOR THE PRODUCTION OF VEGETABLE FIBERS : en es
  • US1924224A - Stick gripping and centering apparatus for frozen confections : en
  • US1924447A - Air conditioning apparatus : en
  • US1924747A - Apparatus for measuring color : en
  • GB397768A - Speed control of induction motors by means of mercury vapour frequency changers : en
  • ES131340A1 - A process for obtaining chemically pure alpha cellulose from fibrous materials. : en es
  • FR42653E - Process for preparing higher alcohols from ethyl alcohol : en fr
  • FR751336A - Rangefinder improvements : en fr
  • FR751452A - : fr
  • GB397638A - Improvements in esterification of cellulose : en
  • ES130599A1 - A chemical-thermal process for the production of an anti-knock fuel for gasoline engines. : en es
  • GB397880A - Methods of and means for converting a range of electrical frequencies into a second range of electrical frequencies : en
  • US1924189A - Lubricating device for antifriction spindle bearing : en
  • US1924327A - Elevator control system : en
  • US1924482A - Battery terminal clamp : en
  • USD90569S - Design for a toy duck : en
  • PL18651B1 - Method of storage and evaporation of liquefied gases. : en pl
  • SU31386A1 - Fractional crown : en ru
  • SU31677A1 - Logarithmic line : en ru
  • CA335199A - Engine cylinder grinding machine : en fr
  • PL18726B1 - Resilient pad or insert for mattresses, cushions, upholstered furniture and similar items. : en pl
  • FR751170A - Automatic closure for tubes : en fr
  • GB397664A - Improved heat-exchange tubes for use in steam boilers, superheaters, economizers, oil stills, or other heat exchangers : en
  • GB397786A - Improvements in and relating to cooling plants for internal combustion engines : en
  • DK47682C - Device for transmitting pressure-induced movements from one body to another through a tube filled with a continuous row of rod-shaped elements. : da en
  • GB397620A - Improvements in or relating to transmission and receiving arrangements for ultra-short waves : en
  • GB397780A - Improvements in coffee and like making machines : en
  • US1924638A - Intermediate pouring unit : en
  • US1924717A - Gasket cutter : en
  • ES131466A3 - An automatic weave change mechanism for binding machines with two cylinders, for heald looms. : en es
  • CA335279A - Journal box packing renovating method : en fr
  • ES1879U - A new layer for the extraction of olive oils (Machine-translation by Google Translate, not legally binding) : en es
  • US1924664A - Production of anthraquinone derivatives : en
  • CH163641A - Rotary machine used as a compressor or pump. : de en
  • PL18696B1 - Method for the production of ammonium nitrate. : en pl
  • PL18724B1 - A device for folding, unfolding and stiffening skis when unfolded. : en pl
  • DE583077C - Gripper : de en
  • ES131546A1 - A procedure for the construction of glass or glass panels. : en es
  • GB397729A - Improvements in or relating to annealing furnaces : en
  • SU31598A1 - Shield for formwork for concrete work : en ru
  • SU31699A1 - Method of immunization of silkworms against pebrine diseases : en ru
  • PL18609B1 - A method of manufacturing metal cylinders and similar vessels. : en pl
  • SU31710A1 - Device for manually adjusting the timing of the opening of the fuel valve of internal combustion engines : en ru
  • US1924908A - Sheet feeding mechanism : en
  • US1925016A - Packer for oil wells : en
  • DE583101C - Sports ball cover with facility for electrical lighting : de en
  • FR751110A - Development of side-unloading trucks : en fr
  • FR751166A - Improvements to molds to obtain typographic elements or characters : en fr
  • DE583086C - Reducing valve : de en
  • ES131407A1 - An elevator of intensity. : en es
  • US1924974A - Artificial sponge for scouring metal and enamel ware : en
  • US1924158A - Shoe rack : en
  • US1924246A - Spring compressor : en
  • US1925030A - Hollow article : en
  • SU31816A1 - Tool for dropping logs, etc. items from their transporting devices : en ru
  • SU31842A1 - Adaptation at the sawmill for lateral movement of the upper end of the log from the butt carriage : en ru
  • BE397183A - : en
  • ES131418A3 - A process for the manufacture of clarifying bleaching and filtering earths based on aluminum and magnesia silicates. : en es
  • ES1878U - Device applicable to dolls that walk and move their heads so they can sit down. (Machine-translation by Google Translate, not legally binding) : en es
  • ES1662U - Collector for soot. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397633A - Improvements in furnace grates : en
  • CA335293A - Tabulator : en fr
  • AU1043432A - Rim locks : en
  • US1924109A - Container for relatively large sheets : en
  • SU31589A1 - Gearless synchronizer for glassblowing automats and similar machines : en ru
  • US1924127A - Apparatus for production of oxides : en
  • PL18568B1 - Mine stamp. : en pl
  • US1924316A - Method of making diaphragms : en
  • US1924580A - Process for sealing laminated glass : en
  • SU31524A1 - Method for preparing indophenol copper complex compound from phenyl-1-naphthylamine-8-sulfo-acid and para-aminophenol : en ru
  • SU31662A1 - Device for transmitting movement of the drum indicator : en ru
  • US1924420A - Pen : en
  • SU31489A1 - Robot : en ru
  • US1925008A - Sink stopple : en
  • CH163615A - Process and related plant for the manufacture of pipes shaped from metal sheets. : en it
  • CH163647A - Device for monitoring the cooling water temperature in explosion engines for driving motor vehicles. : de en
  • DK47701C - Procedure for Impregnation of thick and dense textile products with latex. : da en
  • SU31608A1 - Device for compressing loose bodies packed in a package : en ru
  • BE397912A - : en
  • SU31565A1 - Method of vacuum washing of viscose silk on bobbins : en ru
  • FR751359A - Engine mounting system on motor vehicles and devices including application : en fr
  • US1924528A - Method of welding metals : en
  • FR751141A - Process for transforming continuous filaments into yarns obtained by spinning operations : en fr
  • AU1226833A - Improvements in fuel-injection pumps for internal combustion engines : en
  • CH163750A - Device on bicycles and motorcycles. : de en
  • DE571008C - Box for sanitary towels : de en
  • DE583071C - Process for the production of water-soluble sulfuric acid esters of the leuco compounds of Kuepen dyes : de en
  • DE583317C - Double filter plate for filter presses : de en
  • GB397643A - Improved packing particularly for couplings for pipes and the like : en
  • GB397836A - Improvements in or relating to electron emitting cathodes and methods of manufacturing the same : en
  • PL18554B1 - Paddle wheel. : en pl
  • PL18701B1 - Device for dropping air bombs in a secured or unsecured condition. : en pl
  • US1924253A - Condensation product from urea and an alcohol or alpha ketone and process of preparing them : en
  • US1924945A - Convertible bed table : en
  • CA335160A - Radio telephone signalling system : en fr
  • DE583080C - Movable jack, which can be carried along by the vehicle to be lifted, on legs that can be folded up like a tripod and hinged to the main body of the jack : de en
  • ES1834U - A table for a game of russian billiards (Machine-translation by Google Translate, not legally binding) : en es
  • FR42658E - Presentation board for lighters or other products with automatic dispenser : en fr
  • FR751244A - Metal log : en fr
  • SU31708A1 - Safety device for internal combustion engines with electric ignition : en ru
  • US1924131A - Voice current repeater circuits : en
  • CH163604A - Timepiece with automatic calendar. : en fr
  • FR42670E - Arrangement for blocking, in remote control installations operating with control currents of different frequencies, parts of line against at least some of these control currents : en fr
  • US1924738A - Hydraulic power transmission and metering device therefor : en
  • US1924755A - Ledger card : en
  • PL18686B1 - Ball mill. : en pl
  • PL18547B1 - Device for measuring the duration of telephone calls. : en pl
  • US1924879A - Oil distillation apparatus : en
  • CA335165A - Railway car hand brake : en fr
  • US1925061A - Washing machine : en
  • DE583160C - Device for cutting up cast blanks used for the production of piston rings using a circular knife : de en
  • FR751409A - : fr
  • GB397666A - Improvements in or relating to methods of and apparatus for heat treating comminuted material : en
  • US1924324A - Film package : en
  • US1924801A - Concrete building : en
  • USD90587S - Design for a textile fabric or : en
  • DE583085C - Mixing and distributor tap : de en
  • FR751347A - Improvements to tools for dressing valves and their seats : en fr
  • GB397824A - Improvements in and relating to internal combustion engines : en
  • CH163644A - Steam system. : de en
  • ES131097A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • PL18544B1 - Hydrogen production method. : en pl
  • US1924919A - Method of distilling : en
  • ES131268A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • GB397582A - An improved sanitary convenience device for infants and invalids : en
  • DE583162C - Device for the production of multiple paper or cardboard with single-cylinder units arranged one behind the other : de en
  • AU884932A - Improved volume controller or potentiometer for radio receivers : en
  • SU31742A1 - Vertical Cone Crusher : en ru
  • FR751208A - Advanced bells and whistles activated by the front cycle wheel : en fr
  • BE397793A - Device for maneuvering, locking and controlling lane change points for railways, tramways, etc. : en fr
  • PL18714B1 - Chamber choke especially for piston rods of compressors and steam machines. : en pl
  • SU31688A1 - Device for measuring movement speed : en ru
  • SU31759A1 - Device for automatically obtaining positive prints : en ru
  • US1924573A - Fibrous web for artificial leathers or the like : en
  • US1924678A - Apparatus for pitting fruit : en
  • GB397787A - Method of treating pulp mill waste cooking liquors : en
  • CA335241A - Crystallizer : en fr
  • CH163506A - Device for cutting open sheet metal containers, in particular canned food. : de en
  • DE568381C - Process for the production of multicolor prints : de en
  • US1924503A - Treatment of complex solutions of salts : en
  • AU1049432A - Improvements in machines for interfolding sheets of cigarette papers : en
  • US1924824A - Vapor stove : en
  • SU31609A1 - Method of mass regeneration from gelatin and glycerin for filling automobile and similar tires : en ru
  • US1924535A - Wringer : en
  • CH163518A - Carpet knocking frame. : de en
  • CA335212A - Package bottom sealing device : en fr
  • CH163522A - Remedy for the heel slipping in footwear. : de en
  • FR751363A - Device for propelling vehicles : en fr
  • CA335164A - Acetylene soot production : en fr
  • FR751259A - Process for producing foam, in particular for extinguishing fire : en fr
  • CH163589A - Speeding warning device for motor vehicles. : en fr
  • CH163743A - Sand spreading device on automobiles, in particular on trucks. : de en
  • BE397442A - Apparatus for the separation of sedimentary matter from waste water : en fr
  • CH163493A - Shoe shine machine. : de en
  • CA335175A - Ventilating system : en fr
  • US1924286A - Antiskid chain : en
  • US1924360A - Earth moving device : en
  • SU31566A1 - Scraping machine : en ru
  • US1924549A - Biscuit cutting and panning machine : en
  • FR751325A - Winder for the manufacture of water-based metal wire : en fr
  • CA335185A - Kinematographic apparatus : en fr
  • CA335311A - Agitator for chemical toilets : en fr
  • CA335171A - Pulverized charcoal production : en fr
  • CA335183A - Game : en fr
  • CH163781A - Ignition device for gas flames. : de en
  • DE583064C - Metal attachment plate for doors of rail freight wagons : de en
  • CH163564A - File or document folder. : en fr
  • CH163571A - Reflex camera with movable mirror. : de en
  • DE583255C - Device for screening and conveying bulk goods : de en
  • DE583442C - Hinge : de en
  • ES131537A1 - A machine for labeling or marking tissue edges. : en es
  • DE571467C - Mobile knee protection bench : de en
  • GB397649A - Improvements in and relating to hot water boilers : en
  • DE583171C - Vessel closure with built-in germ filter : de en
  • DE583334C - Plant for obtaining a mixed gas from distillation gas and water gas : de en
  • PL18723B1 - A device for the removal of ammonium salt crystals deposited in the gas supply pipe when obtaining coarse crystalline salt from low percentage solutions. : en pl
  • US1924666A - Slicing machine : en
  • CH163638A - Automatic coupling for fluid lines placed on railway vehicles. : en fr
  • CH163539A - Process for the production of a new azo dye. : de en
  • ES131532A1 - Improved rocking machine. : en es
  • FR751185A - Improvements to frames for seats convertible into beds : en fr
  • CA335223A - Flexible mat : en fr
  • PL18647B1 - A method of preventing the formation of lumps upon the expansion or dissolution of powdered organic substances forming gels. : en pl
  • PL18664B3 - Metal release valve for foundry spray machines. : en pl
  • ES131515A1 - A procedure to cover the pores of natural cork articles. : en es
  • FR751258A - Process for the preparation of azo dyes : en fr
  • US1924432A - Washer brush and holder : en
  • PL18566B1 - Cartridge for the cartridges. : en pl
  • US1924191A - Weft carrier : en
  • US1924402A - Time signaling system : en
  • DE583260C - Method and shaker dryer for practicing the method for drying items of laundry : de en
  • DE583423C - Extension tube, especially for tripods : de en
  • ES131165A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES131444A1 - Improvements in the method for manufacturing rubber strips. : en es
  • GB397555A - Improvements in or relating to short wave oscillation generators : en
  • CA335154A - Metal spraying apparatus : en fr
  • FR751196A - building element : en fr
  • GB397823A - Improvements in and relating to circuits for relays in alternating current systems : en
  • FR751174A - Rubber hot water bottle : en fr
  • ES131521A3 - A new machine for the manufacture of reinforced concrete blocks. : en es
  • CH163529A - Process for the manufacture of a food, installation for its implementation and food obtained by this process. : en fr
  • GB397770A - Improvements in automatic coin-controlled apparatus for dispensing drinks : en
  • DE583115C - Method and device for conveying sheets into a stack : de en
  • PL18571B1 - Watertight junction or branch device for electric cables with clamping screws. : en pl
  • GB397634A - Improvements in water-tube boilers : en
  • GB397636A - Sewing machine : en
  • GB397730A - Improvements in water connections for rock drills : en
  • DE583210C - Device for hardening of iron : de en
  • SU31811A1 - Band conveyer : en ru
  • FR751158A - Process for the preparation of phenols from halogenated aromatic hydrocarbons : en fr
  • FR751294A - Folding cardboard cage for transporting small animals : en fr
  • GB397601A - Improvements in and relating to apparatus for removing the stoppers of bottles : en
  • GB397789A - Faucet-hole and bung-hole bush for barrels and the like : en
  • GB397806A - Improvements relating to revolving cane-cutting knives : en
  • SU31432A1 - The method of producing methyl and ethyl amide salicylacetate : en ru
  • SU31758A1 - Device for automatically obtaining positive prints : en ru
  • US1925077A - Corn picker and husker : en
  • GB397715A - Improved anti-water-hammer device for pipe lines under pressure : en
  • US1924176A - Roving frame : en
  • AU1053532A - Improvements in or relating tothe roasting of sulphide ores : en
  • DE583294C - Driving and motorcycle lighting : de en
  • GB397714A - Improvements in or relating to the manufacture of jellies, jams and similar food products : en
  • DE583073C - Process for the production of rubberless orthopedic socks on flat knitting machines : de en
  • DE583298C - Signaling device for alarm systems, especially fire alarm systems : de en
  • CH163511A - Endless apron rolling mill for textile fiber spinners. : en fr
  • FR42696E - Gate valve : en fr
  • GB397746A - Improvements in poultry houses : en
  • PL18635B1 - The method of making steel. : en pl
  • ES131413A1 - Improvements in the lighting devices that allow an object to be perfectly visible both day and night. : en es
  • ES1789U - Device for driving tube plugs. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397721A - Improvements in or relating to sound amplifying diaphragms or horns for wireless sets, talking machines, musical instruments or other sound producing devices : en
  • US1924292A - Ignition system : en
  • ES130654A1 - Improvements in elevators for applications of all kinds. : en es
  • GB397671A - Improvements in and relating to electrical fuses of the multiple element type : en
  • PL18632B1 - Gas mask. : en pl
  • SU31457A1 - Anti-theft device : en ru
  • SU31551A1 - Air Economizer Cleaning Device : en ru
  • US1924415A - Electrical contact : en
  • SU31648A1 - Device for recording sound on opaque surfaces : en ru
  • US1924134A - Key retainer : en
  • US1924555A - Machinery packing : en
  • ES130810A1 - A procedure for the production of knitted goods with relief. : en es
  • ES1764U - Covers faucets for gas cookers (Machine-translation by Google Translate, not legally binding) : en es
  • ES131506A1 - PROCEDURE FOR THE MANUFACTURE OF SCISSORS : en es
  • BE397580A - Machine for sorting, classifying and counting disks, tokens or the like, and more particularly applicable to coins : en fr
  • FR751181A - Device for checking and automatically selecting solids of revolution : en fr
  • US1924841A - Grease gun piston and reservoir latch : en
  • US1924330A - Protective closure : en
  • PL18717B1 - Stand with a lock for bicycles or similar vehicles. : en pl
  • DE583441C - Clutch gear for outboard motors : de en
  • DK47697C - Procedure for Manufacturing Ring Brushes. : da en
  • FR751292A - Signaling system for road : en fr
  • FR751352A - Improvement of ski boots : en fr
  • GB397750A - Improvements in lids or covers for electric accumulator jars : en
  • GB397851A - Improvements in or relating to the purification of gases derived from roasting processes : en
  • ES131527A1 - ELECTROLYTIC GAS DEVELOPER APPARATUS : en es
  • FR751235A - Agglomeration machine : en fr
  • FR751370A - Stripper for tinning and soldering aluminum bronze to tin solder : en fr
  • FR751388A - Device for regulating the intensity of the current in arc rectifier devices incorporating internal or external control electrodes : en fr
  • FR751232A - Thread cutter for buttonhole sewing machines : en fr
  • SU31521A1 - Automatic machine for electric melting tools : en ru
  • SU31773A1 - Injector : en ru
  • US1924213A - Stepladder : en
  • US1924239A - Indicator tab : en
  • ES131401A1 - New power system for any electrically driven vehicle. : en es
  • GB398179A - Improved appliances for playing board games simulating football : en
  • ES131290A1 - Improvements in the preparation of bituminous mixtures for paving. : en es
  • ES131365A1 - Improvements introduced to internal combustion engines. : en es
  • GB397757A - Improvements in the construction of sea-going cargo vessels : en
  • USD90571S - Design for a toy monkey : en
  • US1924211A - Cylinder oil : en
  • US1924514A - Phenolic condensation product and process of producing same : en
  • US1924748A - Abrasive body and method of making the same : en
  • USD90590S - Design for a fly swatter : en
  • USRE18928E - Dolly fob washing machines : en
  • US1924302A - Rotatable connecter : en
  • ES1635U - Closing device for all kinds of bags, cartridges or appropriate wrappers, paper or other suitable material. (Machine-translation by Google Translate, not legally binding) : en es
  • DE583196C - Process for the production of road tar emulsions : de en
  • ES130908A3 - Process for the manufacture of rolled products of copper plated steel or its alloys. : en es
  • FR751272A - Fast, semi-automatic coin changer : en fr
  • FR751392A - Improvement in the regulation of closed circuit refrigeration installations : en fr
  • US1924892A - Cleaning gelatinous surfaces and the like : en
  • ES130752A1 - An improvement in the rectilinear brushes or combers of the heilmann type. : en es
  • ES130557A1 - Claims apparatus light with change of the luminous image. : en es
  • PL18555B1 - A method of producing alcohols. : en pl
  • US1924441A - Process for preparing cyclohexylamines : en
  • ES131520A3 - Improvements in the semi-hollow blocks in reinforced concrete, manufactured with a special portable machine. : en es
  • FR751172A - Stretch closure for bracelet, wristwatch and the like : en fr
  • US1924104A - Manometric apparatus : en
  • GB397583A - Improvements in twist grip controls for operation bowden cables of cycles, motor-cycles and the like : en
  • SU31771A1 - Device for automatic pumping air from the upper knee of the siphon : en ru
  • US1924388A - Running gear : en
  • US1924665A - belt buckle : en
  • US1924942A - Water faucet : en
  • FR751218A - Tire deflation warning device : en fr
  • DE583170C - Measuring vessel head for dispensing systems : de en
  • US1924359A - Roll-over scraper : en
  • US1924567A - Vulcanization accelerator : en
  • US1925023A - Safety lock : en
  • US1924142A - Process and apparatus for sulphurizing paper board : en
  • CH163508A - Device for blocking petrol tank pipes on the filler neck of the petrol tank of motor vehicles when refueling. : de en
  • DE583069C - Temperature compensation device for carbon pressure resistors : de en
  • US1924375A - Cathode structure for thermionic devices : en
  • US1924593A - Grinding machine : en
  • SU31639A1 - Automatic scales for fluid bodies : en ru
  • US1924108A - Clutch : en
  • US1924876A - Coating refractories with metal : en
  • SU31755A1 - Grid part of paper machine : en ru
  • US1924994A - Process and apparatus for coating paper : en
  • CA335294A - Tabulator : en fr
  • SU31667A1 - Goniometer : en ru
  • SU31814A1 - A device for unloading wood with a barge : en ru
  • CH163784A - Process for the preparation of a neutrally soluble metal complex salt. : de en
  • AU1006232A - Improvements in or relating tothe treatment of sugar juices : en
  • CH163740A - Device for heating a motor vehicle. : en fr
  • CH163768A - Process for the preparation of a wetting agent, washing agent, emulsifying agent and dispersing agent. : de en
  • CH163685A - Device used to propagate fire. : en fr
  • SU31729A1 - The method of etching metals : en ru
  • CH163757A - Electric railway train protection device. : de en
  • US1924248A - Switch mechanism : en
  • US1924594A - Combined automatic machine tool : en
  • US1924834A - Fence construction : en
  • AU1004532A - Improvement in photoelectric tubes : en
  • CH163527A - Process for preserving perishable foodstuffs. : en fr
  • CH163783A - Process for the preparation of a neutrally soluble metal complex salt. : de en
  • BE397890A - Process for dyeing animal fibers : en fr
  • CA335253A - Cellulose ester production : en fr
  • GB397817A - Rivet removing device, especially for roller chains : en
  • US1924537A - Spring hinge and adjustable leaf : en
  • US1924775A - Electric motor-controlling means : en
  • FR751249A - Improvements to direction finders, position indicators and similar devices : en fr
  • DE583360C - Vibrating semi-axles formed from resilient articulated quadrilaterals, especially for motor vehicles : de en
  • DE583376C - Pressure vessel for saturating liquids with carbon dioxide : de en
  • GB397592A - Improvements in or connected with collapsible or occasional tables : en
  • PL18660B1 - Attaching the rails to the contact of the lovebirds covering the top and bottom surfaces of the rail foot. : en pl
  • SU31572A1 - Fitting to auditory tips : en ru
  • PL18569B1 - A line for supplying secondary air to the furnace of central heating boilers. : en pl
  • DE583375C - Packaging for flat objects, which consists of a zigzag folded strip : de en
  • ES131389A3 - Procedure for the manufacture of solid products to tan or darken the skin. : en es
  • FR751160A - Process for the preparation of acetic acid : en fr
  • FR751381A - Balance weighing currency : en fr
  • PL18550B3 - A method of obtaining coal with significant active properties. : en pl
  • PL18620B1 - Metal seals for piston rods and similar machine parts. : en pl
  • PL18595B1 - Apparatus for washing, mixing or dissolving with a uniform method of circulation. : en pl
  • SU31492A1 - Electrodynamic braking method of electric motors : en ru
  • SU31654A1 - A device for recording sound on gramophone records : en ru
  • US1924574A - Vulcanization of rubber : en
  • PL18646B1 - Straw baler. : en pl
  • SU31408A1 - Coke oven door : en ru
  • US1924197A - Electrical feeler : en
  • PL18578B1 - Typewriter handheld unit. : en pl
  • US1924962A - Machine for working wheel, roller, and like blanks : en
  • CH163526A - Captive bolt gun. : de en
  • FR751317A - Carburetion process for engines and apparatus allowing the realization : en fr
  • ES131402A1 - A centrifugal separator. : en es
  • CA335296A - Pyritic smelting process : en fr
  • CH163540A - Process for the production of a new azo dye. : de en
  • DE583348C - Device for regulating temperatures or temperature-dependent processes : de en
  • SU31389A1 - Gas lift for operation of two horizons : en ru
  • US1924750A - Socket shell construction : en
  • AU1390933A - Improvements in machines for washing, drycleaning or dyeing garments andthe. like : en
  • SU31400A1 - Automatic jigger : en ru
  • SU31535A1 - Method of making catalyst for hydrogenation of fats : en ru
  • USD90586S - Design for a cabinet for radio : en
  • DE583225C - Underfeed firing with delivery pistons and auxiliary pushers : de en
  • GB398195A - Improvements in apparatus for manufacturing moulded articles : en
  • SU31752A1 - Grid part of paper machine : en ru
  • CH163756A - Automatic route block system with sequence dependency. : de en
  • DE583121C - Guillotine cutting device : de en
  • CH163646A - Internal combustion engine, two-stroke, with connecting rod and crank and with air supply pump. : en fr
  • DE583417C - Purification process working under cooling effect for gases from coking plants, gas establishments, heavy-duty plants o. : de en
  • SU31592A1 - Floor cleaning machine : en ru
  • US1924799A - Eaves-trough clamping tool : en
  • US1924897A - Container : en
  • US1925014A - Conveyer of the belt type : en
  • DK47681C - Automatically operating firearms, in particular machine guns, with charging handles fixed during firing. : da en
  • CA335281A - Extractor : en fr
  • CH163480A - A method of manufacturing solid bodies for construction, decoration, ornamentation, etc., and a body obtained by this method. : en fr
  • DE583303C - Process for the production of adenosine phosphoric acid from animal organs : de en
  • PL18710B1 - Electric cable. : en pl
  • SU31429A1 - The method of purification of N-chloro-nitro-aniline : en ru
  • AU886232A - Improvements relating to wheels : en
  • SU31813A1 - Transport pipe : en ru
  • US1924559A - Change speed gearing : en
  • CH163675A - Dry rectifier for continuous operation. : de en
  • PL18670B1 - Long-span roof construction. : en pl
  • SU31757A1 - A method of making Japanese paper "silk" : en ru
  • US1924234A - Pneumatic cushion device : en
  • CA335284A - Escapement : en fr
  • AU882232A - Improvements in or relating to fastener inserting machines : en
  • FR42664E - Improvements in the means of controlling the passage of energy between an alternating current circuit and a direct current circuit : en fr
  • CH163450A - Fruit mill. : de en
  • DE583205C - Process for the production of hydrogen or hydrogen-nitrogen mixtures : de en
  • ES130091A1 - A switching device-counter for automatic signaling of vehicles in motion. : en es
  • GB397719A - Improvements in electric lamps : en
  • CH163495A - Process for treating floors. : de en
  • CH163501A - Grill. : en fr
  • CH163496A - Anti-glare, clear cover. : de en
  • BE397305A - : en fr
  • CH163549A - Process for the production of a stable reduction product. : de en
  • SU31716A1 - Collecting mirror for utilizing solar energy : en ru
  • US1924551A - Machine for uniting strips of floor covering or the like to present alpha seamless upper surface : en
  • GB397751A - Improvements in wrapping and folding devices for packaging machines : en
  • PL18553B1 - Two-stroke internal combustion engine with auxiliary piston including the working piston of the engine. : en pl
  • SU31528A1 - Cattle tagging method : en ru
  • SU31785A1 - Steering gear on ships : en ru
  • US1924110A - Method of producing and reproducing films for the reproduction of picture films in combination with sound films : en
  • SU31620A1 - Method of making felt for musical instruments : en ru
  • CH163552A - Process for the production of moldings. : de en
  • FR751451A - : fr
  • SU31473A1 - Speaker : en ru
  • SU31783A1 - Fishing boat : en ru
  • DE583286C - OE divider for lubrication systems with temporary pressure oil supply : de en
  • FR751217A - Further training in motor vehicles : en fr
  • CH163618A - Push-off device for leveling the height of the tooth tips of saws. : de en
  • PL18629B1 - A shading screen for displaying images or other purposes, and a method of producing the screen. : en pl
  • SU31579A1 - Mask to protect the face from dust, wind, etc. : en ru
  • CA335200A - Wrapper for leather : en fr
  • CH163624A - Grinding wheel. : de en
  • DE583344C - Insect repellants : de en
  • ES131394A1 - A procedure for making candies. : en es
  • GB397591A - Improvements relating to lifebelts or the like : en
  • CA335173A - Motor vehicle testing apparatus : en fr
  • CA335255A - Engine starter : en fr
  • AU1034932A - Improvements in electric incandescent lamps : en
  • SU31434A1 - The method of obtaining furfural : en ru
  • SU31595A1 - Electric drum winch : en ru
  • SU31615A1 - The way to get novolakov : en ru
  • US1924772A - Wire rope or cable making machine : en
  • US1924829A - Power pump : en
  • SU31544A1 - Gas generator for motor carts : en ru
  • DE583056C - Device for loosening sheets of paper from a stack : de en
  • CH163621A - Winding mandrels for machines for manufacturing boxes, in particular outer box parts of sliding boxes. : de en
  • PL18679B1 - Device for removing fluff when copying stripped films. : en pl
  • SU31650A1 - A device for recording and reproducing sound : en ru
  • CH163712A - Circuit for mains ac powered amplifiers. : de en
  • SU31763A1 - Method of making photosensitive papers by means of diazocompounds : en ru
  • US1924370A - Steam heating system : en
  • US1924129A - Separation of iron and chromium chlorides : en
  • PL18730B1 - Manufacturing method of sliding latches. : en pl
  • SU31703A1 - Internal combustion engine : en ru
  • AU883732A - Improved separator for recovering particles of gold from material of lesser specific gravity : en
  • US1924413A - Speedometer : en
  • US1924620A - Remote control selective device for automatic multiple-record phonographs or the like : en
  • US1924216A - Water-cooled drum shaft assembly : en
  • FR42667E - Blinding device for motor vehicle headlights : en fr
  • CH163534A - Process for the production of an organic product containing chlorine and sulfur. : de en
  • FR751220A - Method of constructing buildings, in particular residential houses : en fr
  • CH163597A - Tank device for cylinder watches. : en fr
  • DE583163C - Schleger-like device for advancing the film in cinema sets : de en
  • ES131371A3 - A procedure for manufacturing lead bullets for firearms. : en es
  • BE397651A - : en
  • ES130990A1 - A process for making potassium oxalate of potassium formate. : en es
  • GB397529A - Improvements in machines for grinding, sharpening and polishing cutting tools and inmethods of using such machines : en
  • DE583187C - Fluid switch : de en
  • DE583038C - Device to prevent dripping when removing hot water from hot water storage tanks : de en
  • US1924885A - Self loading and unloading truck : en
  • CA335303A - Soap product : en fr
  • CA335201A - Milk bottle container : en fr
  • CA335166A - Mop head and wringer : en fr
  • CH163523A - Shoe sole. : de en
  • US1924708A - Packaging of edible oils : en
  • US1925017A - Rat-hole packer : en
  • USD90577S - Design for an automotive vehicle : en
  • USD90601S - Design for a book support : en
  • US1924544A - Rectifier device : en
  • US1924687A - Art of refining hydrocarbons : en
  • SU31782A1 - Davis single wire floater : en ru
  • SU31833A1 - Device for driving a series of dynamos with several winds : en ru
  • US1924796A - Production of waves by cathode ray tubes : en
  • US1924925A - Furnace control means : en
  • US1924976A - Centrifugal casting machine : en
  • US1924991A - Culinary machine : en
  • SU31493A1 - Device for automatic control of electrical wire planing machine : en ru
  • US1924568A - Magazine or book stand : en
  • PL18587B1 - Armchair on wheels. : en pl
  • US1924349A - Adjustable pitch propeller : en
  • US1924871A - Boat keel : en
  • DE583089C - Wheel with braking device for aircraft : de en
  • DE583207C - Process for the preparation of urea clusters of the heterocyclic series with quaternary ring nitrogen : de en
  • PL18640B1 - Well water de-ironing device. : en pl
  • PL18718B1 - Portable treadmill. : en pl
  • US1924135A - Dynamo-electric machine : en
  • US1924419A - Bin gate : en
  • US1924562A - Bearing mounting for crank shafts and the like : en
  • US1924914A - Absorption system : en
  • US1924232A - Sewing machine : en
  • CH163542A - Process for the production of a new metal-containing dye. : de en
  • CH163748A - Process for the production of anti-skid chains. : de en
  • CA335218A - Piston ring : en fr
  • CA335235A - Welding electrode : en fr
  • DE583173C - Drawing device : de en
  • ES131432A1 - Improvements in or relating to hydraulic transmission mechanisms. : en es
  • GB397692A - Process of manufacturing soy bean flour : en
  • SU31774A1 - Centrifugal mercury pump : en ru
  • CH163607A - Process for the high-temperature treatment of solid substances in a shaft furnace. : en fr
  • PL18618B1 - Rail joint. : en pl
  • SU31547A1 - Shutter in the loading hopper of mine furnaces : en ru
  • DE583180C - Clamping device for centrifugal molds : de en
  • ES131395A1 - Device for varying the lever arm of bicycle pedals at will. : en es
  • CH163702A - Process for the preparation of the calcium salt of a gluconic acid-phosphoric acid ester. : de en
  • SU31436A1 - The method of obtaining oxalic acid from its medium sodium salt : en ru
  • US1924160A - Machine for making blanks : en
  • SU31743A1 - Fitting to sewing machines for automatic thread cutting : en ru
  • US1924585A - Paper feeding device for printing presses : en
  • DE583377C - Device for the separate production of intermediate layers : de en
  • ES131542A1 - A procedure for the destruction of flies and other insects. : en es
  • CH163763A - Process for the preparation of normal primary octadecyl alcohol. : de en
  • SU31704A1 - Internal combustion engine with several cylinders having a pair of common combustion chamber : en ru
  • AU883032A - Improved method of and means for instantaneously coupling members : en
  • ES130924A1 - A procedure to establish the vines or fences of espadrilles and similar footwear so that their sewing is invisible. : en es
  • DK47696C - Electron discharge tube. : da en
  • GB397742A - Improvements in and relating to two-stroke-cycle gas engines : en
  • GB397759A - Improvements in valved amplifying circuits : en
  • CH163452A - Greenhouse, especially cucumber house. : de en
  • CH163500A - Payment tray. : de en
  • US1924448A - Threaded spring shackle : en
  • US1924624A - Production controller : en
  • US1924934A - Method of producing esters of resin acids : en
  • US1925044A - Loom : en
  • CA335256A - Engine starter : en fr
  • SU31646A1 - Talk schA car : en ru
  • SU31702A1 - Internal combustion engine operating on solid pulverized fuel (eg, peat) : en ru
  • SU31849A1 - A device for moving sheets through liquid baths, furnaces, etc. : en ru
  • US1924861A - Treatment of liquids : en
  • SU31484A1 - Drum for transportation of cables and ropes : en ru
  • SU31840A1 - Method of measuring frequency or wavelength : en ru
  • CA335205A - Alkaloid production from ergot : en fr
  • CH163497A - Holder for carrying napkins. : de en
  • CH163747A - Vehicle wheel. : de en
  • CA335178A - Fragile product container : en fr
  • CH163528A - Apparatus for the heat treatment of filled cans and similar objects, in particular for cooking food filled in cans. : de en
  • CA335271A - Refrigerator car mechanism : en fr
  • CH163671A - X-ray system with a capacitor serving as a power source for the X-ray tube. : de en
  • AU1019232A - Improvements in reaper threshers : en
  • SU31602A1 - Wood Spoon Machine : en ru
  • US1924604A - Draft gear : en
  • BE397931A - : en fr
  • CH163601A - Device making it possible to maintain a shaft longitudinally in at least one position relative to a bearing in which it rotates. : en fr
  • CH163746A - Vehicle wheel. : de en
  • SU31500A1 - Core for Korea High Voltage Electrical Machines : en ru
  • SU31844A1 - Fixture with sight tools for leveling log position on butt and top carts : en ru
  • US1924961A - Process for mounting decorations : en
  • PL18567B1 - The device for attaching the angle of lifting the barrel works. : en pl
  • US1924915A - Apparatus for electric welding : en
  • CA335264A - Hydrocarbon production : en fr
  • CH163490A - Method and device for the combustion of liquid fuels. : de en
  • GB397800A - Furs and the production thereof : en
  • ES131472A3 - Process for the manufacture of potassium persulfate and hydrogen peroxide. : en es
  • FR751204A - Funeral monument : en fr
  • FR751241A - Improvements to glass level indicators or similar indicators : en fr
  • GB397739A - Improvements relating to ceiling roses : en
  • CA335228A - Arc welding apparatus : en fr
  • CH163663A - Device for regulating the output of electrical power plants. : de en
  • SU31379A1 - Continuously operating centrofuge : en ru
  • US1924207A - Brooder : en
  • US1924274A - Baffle for furnaces : en
  • PL18577B1 - A method of food flour processing. : en pl
  • US1924393A - Pipe and nut wrench : en
  • PL18691B1 - Recognition board for all kinds of motor vehicles. : en pl
  • US1924149A - Marker and flower holder : en
  • US1924322A - Gear-reduction constant-speed unit with universal motors : en
  • CH163566A - Shorthand sheet holder for typewriters. : de en fr
  • GB397834A - Improvements in or relating to charge forming devices or carburettors : en
  • AU922332A - An improved necktie fastener : en
  • FR751206A - Electric weft feeler for loom : en fr
  • GB397624A - An improved device for cutting or triming the verge of a lawn or the like : en
  • CH163636A - Coupling that acts in one sense of rotation and can withstand impact. : de en
  • US1924890A - Method of preparing gelatin blanks : en
  • USD90582S - Design fob a building : en
  • CH163669A - Device for protection against overcurrent in multi-phase networks. : de en
  • CH163674A - Method for controlling metal vapor rectifiers. : de en
  • DE583318C - Edge filter for liquids : de en
  • US1925006A - Audible figure toy : en
  • SU31398A1 - Adaptation to presses for collecting stamped products in a pack : en ru
  • US1924171A - Device for swaging saw teeth : en
  • US1924706A - Window operating mechanism : en
  • US1924920A - Furnace : en
  • CH163509A - Process for the production of structures from solutions of cellulose derivatives. : de en
  • PL18559B1 - Rat stompers. : en pl
  • US1924434A - Water-insoluble azo-dyestuffs : en
  • CH163777A - Calculating machines with result and memory counter and with a device for automatic rounding up and down of the calculation result. : de en
  • US1924608A - Cutter grinder : en
  • FR751314A - Process for the direct compression of agents in the form of gas or vapor, by means of an agent in the form of gas or vapor already under pressure : en fr
  • AU1014132A - Improvements in or relating tothe manufacture of separable fasteners : en
  • CH163631A - One-handed lighter. : de en
  • SU31477A1 - Superregenerative receiver : en ru
  • SU31645A1 - Keyboard mechanical tool for playing sounds and speech : en ru
  • US1925036A - Engraving machine and the like : en
  • USD90562S - Design for a curtain or the like : en
  • ES131517A1 - A receiving device with automatic regulation of the sound intensity. : en es
  • FR751436A - : fr
  • GB397807A - Improvements in and relating to electro-hydraulic operating mechanism : en
  • FR751184A - Method and device for making molded parts with fibrous material : en fr
  • FR751304A - Turn indicator for vehicle wheels : en fr
  • DE583331C - Liquid switches, especially expansion switches : de en
  • ES131502A3 - A process for the production of ammonium salts and solid alkali or alkaline earth salts. : en es
  • FR751348A - A method of manufacturing a rubber-like adhesive mass : en fr
  • DE583339C - Injection molding machine with movable bucket : de en
  • CH163548A - Process for the preparation of a vat dye of the anthraquinone series. : de en
  • CH163559A - Dewatering press for strong webs of pulpy fiber material. : de en
  • PL18599B1 - K1.-21 e, 25 / Qlr- Terminal box for electrical measuring instruments, : en pl
  • ES131353A1 - DEVICE TO SCRAMBLE THE FIELD IN FORESTRY, AS WELL AS TO BE USED IN OTHER JOBS WHERE A STRONG AND FREE FLAME IS REQUIRED : en es
  • FR751360A - Improvement in process and device for obtaining relief photographs and resulting products : en fr
  • FR751386A - Automatic temperature regulator : en fr
  • GB397651A - Improvements in or relating to preparyment meter mechanism : en
  • PL18598B1 - A gas-filled electric bulb with a double-ended screw body twisted repeatedly. : en pl
  • US1925009A - Means for retaining alpha marcel wave in hair : en
  • CA335222A - Pulp manufacture : en fr
  • PL18565B1 - A device for fixing cassettes to fixed discs. : en pl
  • SU31751A1 - A method for preparing kaolin-bitumen emulsion for sizing and impregnating paper, cardboard, etc. : en ru
  • US1924163A - Distillation of tar : en
  • SU31836A1 - The method of purification of diffusion water by filter press : en ru
  • US1924218A - Continuous heat treating furnace : en
  • US1924303A - Phase shifting reactor : en
  • US1925062A - Bobbin stripper : en
  • US1924433A - Stocking : en
  • US1924437A - Chimney flue cover : en
  • CH163513A - Three- and multi-layer steel wire strand or rope. : de en
  • FR751283A - New anthraquinone derivatives and their preparation process : en fr
  • PL18634B1 - The method of producing pipes with bold ends to the inside on eccentric rolling mills and a device for this purpose. : en pl
  • SU31636A1 - Automatic scales for fluid bodies : en ru
  • CH163602A - Method of fixing the movement in a calotte watch. : en fr
  • CA335203A - Refrigerating mechanism : en fr
  • CH163738A - Folding roof for motor vehicles. : de en
  • GB397610A - Improvements in or relating to furnaces and the like and to the conveyance of goods therethrough : en
  • DE583125C - Cast, refractory structure for Siemens-Martin and other industrial furnaces : de en
  • DK47680C - Flower holder for table decoration. : da en
  • PL18643B1 - Reversing device in the form of a piston slide with a switch in a fluid delivery device. : en pl
  • US1924100A - Drier : en
  • US1924493A - Means for oscillating alpha baby carriage : en
  • SU31384A1 - A device for winding a channel onto a winch drum : en ru
  • SU31490A1 - Span control device : en ru
  • US1924439A - Process of forming alloy materials by electroplating : en
  • US1924523A - Machine for uniting strips of floor covering, or the like, to present alpha seamlessupper surface : en
  • US1924835A - Shoe making : en
  • US1924993A - Cigar and method of making same : en
  • CA335194A - Motion picture camera : en fr
  • CA335269A - Cash register : en fr
  • CA335306A - Wrench : en fr
  • CH163584A - Automatic firearm with clip-on magazine. : de en
  • DE583393C - Method of coating wire : de en
  • PL18728B1 - The method of powdering solids. : en pl
  • SU31684A1 - Shaft speed counter : en ru
  • US1924281A - Liquid seal for gas holders : en
  • US1924906A - Protecting means for rectifiertransformers : en
  • CH163730A - Wreath holder for wreath transport baskets. : de en
  • CH163700A - Process for the preparation of a therapeutically valuable derivative of veratrum acid. : de en
  • US1924159A - Automatic firing action for guns : en
  • US1924243A - Machine for applying heel covers : en
  • US1925002A - Process of pasteurization : en
  • ES1763U - Spigots for kitchens and gas appliances. (Machine-translation by Google Translate, not legally binding) : en es
  • DE583135C - Electric motor driven control device for the rolls of rolling mills : de en
  • GB397698A - Improvements relating to portable lamps : en
  • US1924984A - Multiwheel road vehicle : en
  • GB397585A - Improvements in and relating to electric reading lamps : en
  • GB397631A - Improvements in micrometer screw gauges : en
  • ES131303A1 - System of regulation of the pressure in the mechanisms of coupling by oil. : en es
  • ES1714U - Floors for footwear based on rubber latex or derivatives thereof. (Machine-translation by Google Translate, not legally binding) : en es
  • PL18699B1 - Method for the production of tetra and tetrahydrophthalene. : en pl
  • US1924275A - Photo-electric tube : en
  • PL18613B1 - Screw antenna. : en pl
  • US1924842A - Blast furnace : en
  • ES131460A1 - Procedure to manufacture knitwear with samples or relief drawings in three colors. : en es
  • GB397798A - Improvements in and connected with the production of bas-relief or embossed plaques : en
  • CA335308A - Electric circuit indicator : en fr
  • SU31799A1 - Way to protect the premises : en ru
  • US1924200A - Furnace for smelting aluminium : en
  • US1924174A - Means and method of measuring distance : en
  • US1924650A - Siding material : en
  • SU31845A1 - Non-corrosive bearing alloy : en ru
  • US1924570A - Metal floor grating : en
  • CH163471A - Device for lifting a garbage can lid. : de en
  • FR751210A - Improvements to machines for melting ingots and others used in printing operations : en fr
  • GB397589A - Improvements in and relating to electric conducting line suspension clamps : en
  • GB397700A - Improvements in or relating to sponge-rubber articles for the treatment and care of the feet : en
  • CH163485A - Door handle. : de en
  • US1924598A - Elastic fabric : en
  • CA335158A - Mud gauge protector : en fr
  • FR42661E - Removable device that can be used as a frame for a camping tent : en fr
  • US1924860A - Apparatus for bleaching pulp : en
  • CA335202A - Gravel treating apparatus : en fr
  • DE583320C - Precoat filters for liquids and processes for the production of precoat filter sheets : de en
  • GB397690A - Improvements in and relating to the production of artificial resin from resite masses containing a cellulose filling material : en
  • DE582995C - Form for the production of artificial stones with particularly precise dimensions and completely flat outer walls : de en
  • GB397884A - Process for the production of coloured photographic pictures : en
  • GB398160A - Improvements in or relating to apparatus for low temperature carbonisation : en
  • PL18575B1 - A device for moving various organs from a distance by pulling or pushing these organs. : en pl
  • US1924141A - Detachable heel lift : en
  • US1924762A - Preparation of carboxylic acids : en
  • DE583352C - Cassette for X-rays : de en
  • FR751163A - Device for preventing interference of electric motors with radio broadcasting equipment : en fr
  • SU31507A1 - Method of compensating for the effect of connected wires in decades of resistance of plug bridges : en ru
  • SU31762A1 - Method of preparing drawings for contact copying : en ru
  • US1924505A - Vegetable spray counter : en
  • US1924855A - Treatment of hydrocarbon oils : en
  • US1924782A - Window : en
  • DE583165C - Retractable undercarriage for aircraft : de en
  • DK47695C - Electric bicycle light with side openings for light emission. : da en
  • FR751106A - Vacuum cleaner and draft regulator device for all types of fireplaces : en fr
  • US1924277A - Television system : en
  • FR751177A - Attachment for accumulator batteries : en fr
  • FR751155A - Device for suspending and guiding ties in turned-down hard collars : en fr
  • DE583092C - Cable guide for boat winches : de en
  • US1924811A - Basket ball backstop : en
  • GB397600A - Explosive substance and method of manufacture thereof : en
  • GB397809A - Apparatus for testing gears for noise : en
  • PL18631B1 - Rotary cooler for producing cold. : en pl
  • US1924172A - Apparatus for pressing shoes : en
  • SU31471A1 - Device for the collective training of wireless communications : en ru
  • US1924500A - Cheese mold : en
  • US1924558A - Speed control apparatus : en
  • SU31768A1 - Light filter : en ru
  • US1924208A - Warp stop motion : en
  • US1924864A - Picture hanger : en
  • US1924923A - Process for making rubber thread : en
  • US1925012A - Well drilling system : en
  • BE397907A - Device for controlling an electric discharge device using a direct voltage source and a capacitor : en fr
  • GB397629A - Improvements in or relating to a method of forming an endless wire gauze cloth more particularly for use in the manufacture of paper : en
  • SU31722A1 - Crank wheel : en ru
  • CA335272A - Control switch : en fr
  • US1924156A - Means and method of measuring distance : en
  • DE583342C - Anti-aging agent for natural rubber and synthetic rubber-like products : de en
  • GB397586A - Improvements in sliding-clasp fasteners : en
  • FR751223A - Refrigeration unit : en fr
  • GB397641A - Improvements in and relating to antifriction bearings : en
  • US1924812A - Pressure fluid operated tool : en
  • ES131424A1 - Procedure for the manufacture of a paste suitable for the construction of toys in general. : en es
  • US1924409A - Heated die for drying fibrous articles : en
  • US1924931A - Pulsator for milking machines : en
  • US1924933A - Sock form : en
  • FR751197A - Improvements related to anti-friction bearing applications : en fr
  • GB397553A - Acid pickling baths : en
  • GB397761A - Improvements in and relating to electric motor control systems : en
  • GB397791A - Improvements in or relating to packing machines : en
  • US1924702A - Bill fold : en
  • PL18637B1 - A device for separating valuable cellulose fibers from seep water. : en pl
  • US1925005A - Coal treatment process : en
  • AU1413733A - Improvements relating to screen grid valves with compensated resistance : en
  • CH163764A - Process for the preparation of a mixture of higher alcohols. : de en
  • ES130665A1 - A procedure to obtain a preparation of castor oil (oleum palma christi), in a mixture thereof with cocoa and sugar, aromatizing the whole to a variable taste and in varying proportions according to the circumstances or dosage of the preparation. : en es
  • US1924379A - Trap : en
  • PL18653B1 - Electric musical instruments, especially loudspeaker ferUpes, directed by transmitters. : en pl
  • SU31387A1 - Crown : en ru
  • SU31807A1 - Mica splitting machine : en ru
  • US1924526A - Capacity increasing means for counting wheels : en
  • US1924427A - Paper umbrella : en
  • US1924621A - Cavitation free fluid joint : en
  • US1924975A - Engine tester : en
  • DE583340C - Household machine : de en
  • ES131374A1 - Machine for wrapping oranges and fruits. : en es
  • FR751305A - New tar varnish : en fr
  • FR751288A - Apparatus for dispensing measured quantities of liquid : en fr
  • US1924120A - Ozone applicator : en
  • US1924569A - Automatic feed for hook fasteners : en
  • US1924578A - Metallic receptacle and closure therefor : en
  • DE583267C - Vacuum high voltage switch : de en
  • US1924169A - Antiseptic preparation : en
  • US1924428A - Overhead swivel arm for lubricant supply hose : en
  • DE583419C - Pipe connection for hollow impression spoons : de en
  • CA335230A - Voltage stablizing means : en fr
  • DE582989C - Circuit arrangement for single-pole electrical systems for motor vehicles : de en
  • DE583358C - Crawler chassis for heavy vehicles : de en
  • FR751245A - Centrifugal-controlled automatic gearbox changer : en fr
  • FR751270A - Partialization and reversal device for rotary cylinder pumps : en fr
  • FR751351A - Further development of talking machine disc cases : en fr
  • SU31570A1 - Psychotechnical setup test apparatus : en ru
  • US1924092A - Oil burner head : en
  • BE397337A - : en
  • CH163574A - Apparatus for embossing films. : en fr
  • CH163782A - Process for the preparation of a neutrally soluble metal complex salt. : de en
  • DE583243C - Process for the preparation of oxyamino acids and their compounds : de en
  • BE397436A - Selective herbicides : en fr
  • FR751227A - Improvements to mechanical strainers : en fr
  • FR751316A - Process and machine for the production of welded tubes : en fr
  • SU31761A1 - Automatic apparatus for photographic prints : en ru
  • DE583259C - Process for the production of printed effects on knitted fabrics : de en
  • US1924376A - Brake shoe mounting : en
  • US1924418A - Current supply means : en
  • US1924610A - Brake : en
  • US1924618A - Coin slide : en
  • FR751344A - Improvements to speed-indicating devices : en fr
  • AU882632A - Improved visible dip-measure apparatus for petrol tanks andthe like : en
  • CH163678A - Equipment on mercury vapor rectifiers for the power supply to the metallic control grids assigned to the anodes. : de en
  • SU31628A1 - A device for recording fuel casting in mechanical fireboxes : en ru
  • CH163767A - Process for the preparation of a wetting agent, washing agent, emulsifying agent and dispersing agent. : de en
  • PL18624B1 - Automatic device for measuring specific amounts of liquid. : en pl