• PL19299B1 - A method of electric ignition of mines and a device and an igniter for carrying out this method. : en pl
  • GB402285A - Film feeding mechanism for talking motion picture apparatus : en
  • FR755670A - Church light : en fr
  • GB402445A - Improvements relating to cases or cabinets for piles of paper or other thin sheets : en
  • US1937225A - Mechanism for and method of producing cellulose tubing : en
  • DE588963C - Rolling mill for the production of ring-shaped or huelsen-shaped bodies : de en
  • GB402224A - Improvements in and relating to electric motors : en
  • CA337447A - Safety razor : en fr
  • CH165643A - Process for the operation of electric fluorescent tubes with glow electrodes. : de en
  • US1936617A - Drive mechanism for a fluid supply system or the like : en
  • US1936676A - Roofing tile : en
  • US1936905A - Refillable shell for firearms : en
  • US1937285A - Catalyst for the preparation of esters : en
  • GB402200A - Improvements in or relating to metallic measuring tapes and rules : en
  • DK48074C - Car projector with sloping axis. : da en
  • FR755878A - : fr
  • SU33208A1 - Device for automatically switching off the transmission line in case of the break of one of its wires : en ru
  • US1936998A - Calculating device : en
  • US1937474A - Gas burner : en
  • ES2068U - Fixed wall coat rack. (Machine-translation by Google Translate, not legally binding) : en es
  • US1936961A - Kitchen utensil : en
  • US1937114A - Method of making metal covers for automobile tires : en
  • US1937334A - Steel alloy and articles made therefrom : en
  • SU33188A1 - Wiring method and direct-printing telegraph apparatus for its implementation : en ru
  • GB402753A - Improvements relating to tinplate branning machines : en
  • DK48062C - Device with razor blades for safety razors. : da en
  • FR755782A - Elastic suspension for central buffer hitches : en fr
  • FR755575A - Process for shaping the backs of jackets, coats and other articles of fur, materials for the application of this process and products resulting therefrom : en fr
  • GB402216A - Improvements in or relating to bathing helmets : en
  • FR755595A - Muffle furnace : en fr
  • GB402227A - Improvements in coin-operated safety valves for gas meters : en
  • DE588492C - Grinding machine with container with overflow for separating the grinding sludge from the cooling water : de en
  • DE588781C - Process for the production of azo dyes : de en
  • GB402754A - Improvements relating to pile driving frames : en
  • PL19132B1 - Vessel for storage and transport of liquefied gases at low temperature. : en pl
  • SU33431A1 - Electrical traffic warning device : en ru
  • US1937492A - Bottle cap and liner therein and method of assembly : en
  • PL19140B1 - Additional safety valve for taps and pipes. : en pl
  • US1936576A - Sighting apparatus : en
  • US1936980A - Method for forming decorative plastic material : en
  • US1937177A - Means for securing boards to metal framework : en
  • US1937188A - Combination guide and float shoe : en
  • US1937273A - Process for the electrolytic oxidation of aldoses : en
  • DE589132C - Self-closing valve, in particular toilet flush valve : de en
  • FR755610A - Improvements to pneumatic wheels : en fr
  • FR755791A - Control device for valves or other similar applications : en fr
  • GB402190A - Improvements in, or relating to, kettles or the like : en
  • US1937245A - Manually propelled vehicle : en
  • CH165628A - Controlled overload switch. : de en
  • DE589054C - Device for inserting the piston pin into the piston and the piston rod : de en
  • FR755978A - Improvements made to exhaust mechanisms in order to make them silent : en fr
  • SU33398A1 - Device for the automatic production of animated filming : en ru
  • GB402321A - Improvements in and relating to electric resistance conductors : en
  • DE588790C - Device for taking liquid samples from a tank : de en
  • BE399427A - : en
  • GB402281A - Improved starting mechanism for mobile and stationary power engines : en
  • FR755731A - Control device, especially applicable to motor vehicles running on rails : en fr
  • CH165630A - Arrangement for commutation in converting devices with controlled discharge paths. : de en
  • US1936952A - Machine for shaping shoes : en
  • US1937349A - Regulation of a plurality of prime movers : en
  • US1937377A - Electric valve converting system : en
  • US1937460A - Process for removing naphthalene from gases : en
  • FR755764A - Device for weaver's shuttles, intended to produce the automatic stop of the loom by breaking the weft before the bobbin runs out : en fr
  • SU33095A1 - Asbestos making apparatus : en ru
  • US1936798A - Converter system : en
  • FR755617A - Fireplace : en fr
  • FR755922A - Improvements to electric capacitors : en fr
  • CH165687A - Push carts for transporting cans, such as milk cans and the like. : de en
  • FR755870A - Use in the textile industry of cellulose derivatives of heterocyclic compounds : en fr
  • CH165476A - Holder for spool tubes to be wound. : de en
  • SU33300A1 - The method of obtaining synthetic resin shaped products for the manufacture of plastics : en ru
  • US1936679A - Wire straightening mechanism : en
  • US1937060A - Silicon carbide and the manufacture thereof : en
  • CH165529A - Ski binding. : de en
  • DE589029C - Nozzle head for blowing steam into furnaces : de en
  • DE589038C - Head holder for razor chairs : de en
  • ES132334A1 - A procedure for the manufacture of a device to protect against the wind the boxes of matches. : en es
  • US1937379A - High intensity multiple arc projection lamp machine : en
  • GB402443A - Improvements in or relating to wireless direction finding systems : en
  • PL19178B1 - A method of claying iron and steel objects and a device for carrying out this method. : en pl
  • SU33321A1 - Instrument for determining the amount of heat given off by the coolant : en ru
  • US1937346A - Process for forming interiorly figured vitreous bowls : en
  • US1937192A - Control mechanism for hydraulic motors : en
  • FR755927A - Improvements in the production of gas mixtures and their application in steel and alloy heating processes : en fr
  • DE588743C - Circuit arrangement for telephone systems with call seekers : de en
  • GB402258A - Improvements in or relating to machines for applying molten sealing material to galvanic batteries : en
  • US1936990A - Scissors sharpener : en
  • GB402257A - Improvements in or relating to hose suspenders : en
  • FR755807A - Key chain : en fr
  • FR755671A - Device for the manufacture of metallic wire wound in a helix with unequal branches, for making lattices : en fr
  • GB402119A - Improvements in and relating to cartons or like containers, and to dummies and like display articles : en
  • FR755692A - Device for the flow of specific quantities of liquid : en fr
  • GB402176A - A printers blanketing : en
  • CA337417A - Shoe insole : en fr
  • CH165670A - Signaling device with inductive transmission of direct current pulses. : de en
  • FR755620A - Tobacco pouch or similar receptacle in the form of an envelope : en fr
  • DE588852C - Device to reduce the regular oscillations : de en
  • FR755943A - Improvements in telecinematography image analysis methods : en fr
  • CH165582A - Socket pipe. : de en
  • CH165601A - Device allowing good distribution of fuel in internal combustion engines. : en fr
  • CH165576A - Spring-loaded screw locking. : de en
  • US1936693A - Weldrod for arc welding : en
  • US1936920A - Cutter grinding machine : en
  • PL19257B1 - Device for cooling rotary combustion engines. : en pl
  • US1937385A - Mixing and sifting machine for dry powdered materials : en
  • FR755959A - Process for covering hairy objects and resulting products : en fr
  • GB402172A - Improvements relating to apparatus for purifying used lubricating oil : en
  • DE588867C - Signal transmission system for guiding air, sea vehicles and the like Like. On airways or routes of limited width : de en
  • US1937184A - Jigger : en
  • US1937231A - Combination liquid level and pressure gauge : en
  • SU33275A1 - Device for feeding wood in jointing machines : en ru
  • SU33450A1 - Device for unloading grain from the vessel's hold : en ru
  • GB402252A - Improvements relating to automatic locks for milk bottles and the like when engaged with a door and similar partitions : en
  • US1936715A - High and low pressure operating balanced valve : en
  • US1937043A - Abrasive articles and solids of like constitution : en
  • US1937290A - Machine for making sector shaped pies and matrix therefor : en
  • GB402277A - Improvements in or relating to insulated electric cables : en
  • FR755691A - Instrument for holding a dish : en fr
  • US1937278A - Vent for nursing bottles : en
  • USD91115S - Design for a humidifier : en
  • US1936625A - Golf tee and support therefor : en
  • AU1810962A - F. m. radar system : en
  • CH165706A - Articulated boiler for the combustion of fine-grain fuels. : de en
  • CH165483A - Pallet needle for knitting machines. : en fr
  • CA337471A - Manila or sisal pulp production : en fr
  • CH165510A - Device for winding up band-shaped materials. : de en
  • AU1500433A - Braun valve, particularly for television purposes : en
  • DE588756C - Structures that can be moved telescopically against one another, e.g. B. for overburden conveyor bridges : de en
  • US1936856A - Railway draft appliance : en
  • US1937393A - Candle and method of making same : en
  • SU33342A1 - Device for indicating shaft speed : en ru
  • US1936595A - Automatic photographic apparatus : en
  • FR755974A - Collector box for paper, waste, etc., for use in public places : en fr
  • CH165656A - Hairdressing irons. : de en
  • SU33367A1 - Safety device for presses : en ru
  • US1937068A - Method of depositing iron electrolytically : en
  • US1937415A - Filter : en
  • DE588801C - Package winder : de en
  • DE589042C - Lid for electrically heated storage stoves : de en
  • GB402267A - A rack for displaying bottles : en
  • DE589067C - Tank wagons to hold the contents of gullies, pits, etc. like : de en
  • FR755832A - Improvements to self-closing faucets : en fr
  • IE12789L - Machines for producing concrete reinforcing members. : en
  • FR755738A - Coffee grinder or other similar applications : en fr
  • FR755761A - Improvements to agricultural machinery such as seed and fertilizer spreaders : en fr
  • FR755794A - Magnesian ceramic product which can be used in particular as an electrical insulator : en fr
  • GB402248A - Improvements in apparatus for circulating the water in a steam boiler : en
  • DE588992C - Process for the oxygen-free preservation of green fodder : de en
  • DE588967C - Device for attaching stencils to a holding bar for rotary stencil printer : de en
  • US1936635A - Kiln lining : en
  • US1936828A - Railway clearance indicator : en
  • GB402447A - Improvements in or relating to web renewing mechanism for printing presses : en
  • GB402425A - Improvements in or relating to internal combustion engines provided with slow-running or idling devices : en
  • GB402378A - Improvements in and relating to ignition devices for internal combustion engines : en
  • US1936768A - Tractor hitch : en
  • PL19137B1 - Device for extracting fluids from boreholes by means of inflating piston. Patent dependent on patent No. 554 for the invention, protected by claim 4 of this patent. : en pl
  • US1936593A - Pulverizer and separator : en
  • US1936712A - Magnifying device : en
  • US1936885A - Method of producing foreign versions of motion picture plays : en
  • US1936974A - Process in the manufacture of woven fabrics : en
  • SU33310A1 - Device for intent to speed water flow in open streams : en ru
  • DE588899C - Traveling grate : de en
  • US1936652A - Method of making forging tools : en
  • FR755777A - Individual signaling device : en fr
  • CH165673A - Radio reception circuit. : de en
  • FR755840A - Numbering device with ratchet wheel of exchangeable units : en fr
  • GB402226A - Improvements in valves or cocks : en
  • PL19230B1 - K1.42-ir33: Retort for continuous burning of activated carbon. : en pl
  • SU33210A1 - Clamp to secure the end of the electrical wire : en ru
  • US1937418A - Die head : en
  • US1937025A - Thumb-hook for musical instruments : en
  • US1937397A - Breathing doll : en
  • PL19203B1 - The method of operation of furnaces for melting minerals, especially Portland cement, steel waste : en pl
  • SU33107A1 - Double Column Tube for Drilling with Flushing in Fractured and Destroyed Tribes : en ru
  • US1936835A - Baked edible container : en
  • PL19298B1 - The cylinder head for self-igniting internal combustion engines, with a replaceable ignition chamber. : en pl
  • CA337490A - Film spooling system : en fr
  • CH165651A - Process for the production of radioactive compresses. : de en
  • SU33158A1 - Economizer : en ru
  • US1936623A - Apparatus for heating : en
  • US1937357A - Back connected switch terminal : en
  • PL19184B1 - A device for interrupting the flow of fuel to the internal combustion engine when its running is stopped. : en pl
  • USD91127S - Design for a lighting fixture : en
  • PL19307B1 - Shooting target. : en pl
  • SU33243A1 - Apparatus for scalding shroveted oil seeds : en ru
  • DE588981C - Process for the extraction of beryllium : de en
  • SU33178A1 - Snow blower : en ru
  • CH165563A - Method and device for the production of screw nuts. : de en
  • DE588946C - Process for the production of gray cast iron with finely flaked graphite : de en
  • US1937406A - Magazine fuse plug : en
  • CH165442A - Siphon for wash basins, sinks and sinks. : de en
  • DE589002C - Roughening tool for shoes : de en
  • CH165517A - Autonomous stereotype plate casting machine. : de en
  • DE589070C - Method of attaching zipper links to a fastener tape : de en
  • DE589100C - Burner for gas stoves : de en
  • US1936785A - Engine with adjustable compression chamber : en
  • FR756013A - : fr
  • PL19129B1 - Tape measure crank. : en pl
  • PL19278B1 - Fixed table drive for sorting by means of a flowing air stream. : en pl
  • US1937287A - Electric floor machine : en
  • CH165533A - Top billiards. : de en
  • SU33161A1 - Steam overheating regulator for locomotive boilers : en ru
  • SU33252A1 - Method of making flat cat belts from cat guts and belt belts : en ru
  • US1937073A - Disbarking machine : en
  • PL19133B3 - A method of producing insulating building material. : en pl
  • US1937057A - Folding camera : en
  • US1937340A - Pencil sharpener : en
  • US1937453A - Folding roller support : en
  • SU33326A1 - Dynamometer for internal combustion engines : en ru
  • SU33356A1 - A mobile device for squeezing juice and isolating seeds from the fruits of melons and gourds from watermelons, melons, and so on. : en ru
  • SU33470A1 - Flax machine : en ru
  • US1936840A - Apparatus for charging and discharging furnaces : en
  • US1937031A - Crankcase ventilation : en
  • US1937442A - Bookmark : en
  • FR755949A - Protective device for insulators : en fr
  • GB402778A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • SU33247A1 - Ash collector : en ru
  • CA337426A - Shaft coupling : en fr
  • CH165477A - Threading device. : de en
  • GB402340A - Core for dry battery and process for the manufacture thereof : en
  • CH165469A - Soap dispenser. : de en
  • US1936588A - Manufacture of cellulose esters : en
  • US1936930A - Disappearing stairway : en
  • US1937166A - Protective system for transmission lines : en
  • DE588779C - Electrolytic capacitor : de en
  • DE588863C - Pipe push bench, the mandrel carrier and mandrel run on a track : de en
  • FR755639A - Automatic topper : en fr
  • FR755891A - Door control device particularly intended for public vehicles: trams, railways, etc. : en fr
  • CA337537A - Sound gate : en fr
  • DE589085C - Method for the transmission of electrical cables provided with fiber insulation : de en
  • DE588758C - Method for the investigation and determination of fluid circulation in boreholes : de en
  • FR755981A - Process for stabilizing cellulose-based esters : en fr
  • GB402368A - Improvements in and relating to loud-speakers : en
  • SU33094A1 - Instrument for otmuchivaniya mold sands in determining the degree of their colloidal : en ru
  • US1936743A - Brush making machine : en
  • US1937205A - Storage battery separator : en
  • DE588750C - Machine for pre-breaking and folding folding boxes : de en
  • DE588840C - Protection and signal switching in systems with several individually cooled discharge vessels working in parallel : de en
  • SU33415A1 - Machine for washing and sterilizing bottles, etc., their filling, cleansing and washing : en ru
  • CH165598A - Spark plug for internal combustion engines. : en it
  • GB402202A - An improved machine for defleshing sisal leaves and like fibrous material : en
  • PL19270B1 - A method of producing higher aliphatic alcohols. : en pl
  • US1937027A - Box folding machine : en
  • US1936698A - Internal combustion engine : en
  • US1937296A - Transmission line insulator system : en
  • SU33302A1 - Good textbook for drawing cycloid : en ru
  • US1936730A - Hobbing machine : en
  • US1937261A - Saw setting device : en
  • SU33323A1 - Device for measuring and controlling humidity : en ru
  • SU33441A1 - Liner Paper Feeder for Ellinson System Machines : en ru
  • US1937172A - Irrigating implement : en
  • US1937214A - Safety device for semitrailers : en
  • BE399013A - Device for automatically lifting a car axle : en fr
  • CH165485A - Dye paste made from acetate silk dyes suitable for the production of printing inks. : de en
  • CH165635A - Control device for vacuum arc apparatus. : de en
  • US1936850A - Horn mounting : en
  • USD91098S - Design for a dust pan : en
  • FR755747A - Needle-holder improvements for speaking machine diaphragms : en fr
  • US1937020A - Television sketching apparatus : en
  • CH165663A - Telegraph system. : de en
  • CA337406A - Stock list tabulator : en fr
  • CA337491A - Motion picture film magazine : en fr
  • FR755608A - Curler : en fr
  • AU1026932A - Improvements in or relating to recording telegraph systems : en
  • CH165699A - Step switching process for the traction motors of AC locomotives and the device for performing this switching process. : de en
  • FR755709A - Process and products for the treatment of metals to protect them from corrosion : en fr
  • GB402317A - Apparatus for marking tubes, rods, bars or the like during manufacture : en
  • US1936772A - Insert for concrete structures : en
  • CA337440A - Hollow concrete wall, floor or roof : en fr
  • CH165703A - Missile. : de en
  • DE588773C - Furnace for partial heating of bolts : de en
  • CA337544A - Diaphragm pump : en fr
  • DE588693C - Switch with arc extinguishing by compressed gas : de en
  • US1936741A - Method of and apparatus for disposing of fly ash : en
  • US1936792A - Method of making copper oxide rectifiers for high voltage application : en
  • SU33162A1 - Steam turbine with oppositely rotating wheels and with radial direction of steam flow. : en ru
  • US1937388A - Glass grinding machine : en
  • FR755833A - Motor drive device with automatic disengagement for manual control : en fr
  • SU33246A1 - Lattice for firebox room stoves : en ru
  • US1937128A - Golf bag support : en
  • FR755856A - Control systems for electrical transformers : en fr
  • US1936606A - Motor vehicle : en
  • USD91108S - Design for a shoe sole : en
  • SU33349A1 - A tool for pruning sorghum roots and similar crops : en ru
  • SU33396A1 - Method of designing film images without rewinding films : en ru
  • US1936590A - Manufacture of cellulose esters : en
  • US1937046A - Electric battery : en
  • US1936839A - Tilting device for vacuum cleaners : en
  • US1936735A - Process for converting hydrocarbon oils : en
  • US1936696A - Means for cutting external screw threads : en
  • SU33316A1 - Trap for dial weights : en ru
  • US1936801A - Regulating apparatus : en
  • US1937226A - Apparatus for maintaining the temperature of a fermenting liquid : en
  • FR755571A - Improvements to tubular metal wheelbarrows : en fr
  • CH165731A - System with main and auxiliary motors and with a device for fine-graded starting of the auxiliary motors for traction vehicles operated with alternating current. : de en
  • CA337549A - Thermostatic valve : en fr
  • FR755947A - Articulated oar providing propulsion in front of you : en fr
  • US1936804A - Shaft sealing device : en
  • US1937163A - Art of cracking and coking hydrocarbon oils : en
  • US1936832A - Automatic brake for trailers : en
  • US1936587A - Treatment of cellulosic materials and to the production of cellulose esters and cellulose ester products therefrom : en
  • US1936908A - Draft rigging : en
  • DE588928C - Three-part wire-spoke wheel hub formed from the housing and spoke carrier : de en
  • CH165569A - Stencil sheet. : de en
  • DE589113C - Rohrmühle : de en
  • US1936660A - Hoisting bucket : en
  • US1936933A - Lighting fixture : en
  • US1936951A - Paper box : en
  • PL19235B3 - Electric flashlight with a reflector, adjustable along its axis. : en pl
  • SU33090A1 - The method of changing the support of overhead electrical lines or callouts lines : en ru
  • SU33260A1 - Centrifugal scale cleaning machine for fish : en ru
  • US1936949A - Vat dyestuffs of the anthraquinone series : en
  • US1937242A - paris : en
  • DE588885C - Process for the separation of gas mixtures : de en
  • DE589025C - Process for the preparation of solutions from calcium nitrate and ammonium nitrate : de en
  • DE589065C - Device for cutting up remnants of yarn, in particular remains of artificial silk, on bobbins : de en
  • GB402150A - Improvements in or relating to cooking utensils : en
  • US1936784A - Fuel burner system : en
  • ES132345A1 - A procedure to manufacture enamel with white opacity. : en es
  • USD91112S - Design for a vanity console : en
  • CH165459A - Transportable serving device. : de en
  • FR755935A - Improvements to pipe joints : en fr
  • AU1018832A - Improvements in or relating to metal pylons for carrying overhead wires : en
  • DE589014C - Process for carrying out the catalytic synthesis of ammonia under pressure or other exothermic catalytic gas reactions at elevated pressure : de en
  • GB402161A - Improvements in or relating to circular knitting machines : en
  • GB402331A - Improvements in electrical tumbler switches : en
  • PL19303B1 - Device for blood transfusion. : en pl
  • US1936805A - Pipe fitting : en
  • US1937344A - Hand spray pump : en
  • US1937434A - Sewage treatment : en
  • US1936600A - Superheater boiler : en
  • US1936991A - Sanding machine : en
  • US1937298A - Wire separable fastener : en
  • ES131923A1 - Improvements in carbon screeners : en es
  • SU33328A1 - Indicator for spool steam distribution : en ru
  • SU33375A1 - Adjusting to the caliper of a planer to remove shavings from the table : en ru
  • US1937317A - Process for sizing fibrous material : en
  • SU33278A1 - Clamp for carpentry workbench : en ru
  • US1936917A - Combined match-holder and automatic lighter : en
  • US1937204A - Regulating valve for liquid fuel and the like : en
  • GB402110A - Improvements in and relating to pyrophoric lighters : en
  • SU33410A1 - The method of constructing the wing for the glider : en ru
  • US1937160A - Dual wiper parking windshield cleaner : en
  • PL19198B1 - Water heating tank, gas heated. : en pl
  • SU33086A1 - Carting machine : en ru
  • US1937179A - Method of recovering silver : en
  • DE588544C - Valve for noiseless operation : de en
  • DE588886C - Conveyor track with switch mechanism-like drive : de en
  • CA337476A - Phase shifting circuit : en fr
  • FR755778A - Improvements to centrifugal pumps : en fr
  • FR755647A - Tractor : en fr
  • FR755850A - Gearbox and its application to a gear change : en fr
  • GB402330A - Improved straw windrowing attachment for harvester threshers : en
  • PL19245B1 - A method of producing building and insulation material. : en pl
  • US1936610A - Apparatus for conducting catalytic processes : en
  • PL19260B1 - The method of attaching the upholstery to metal walls. : en pl
  • DE588961C - Process for the batchwise production of pipes, hollow bodies, gutters or the like in large lengths from sheet metal strips : de en
  • USD91109S - Design for an embroidered fabric : en
  • SU33087A1 - Air Brake Brake Release Valve Lever : en ru
  • US1936847A - Chain housing for individually sprung wheels : en
  • DE587018C - Fuel consumption meters, especially for motor vehicles : de en
  • DE589112C - Fuel injection device for diesel engines with fuel-controlled injection valves : de en
  • DE588601C - Submersible pump set consisting of transformer, electric motor and pump : de en
  • DE588958C - Burner cover for gas burner : de en
  • DK48084C - Apparatus for drying moist substances, in particular agricultural products. : da en
  • PL19250B1 - ^ t ^ 34 1, 25/02 ^ Mailbox. : en pl
  • US1936674A - Hair waving apparatus and method : en
  • US1936717A - Car truck bolster : en
  • DE588832C - Device for the continuous printing of a running paper, cardboard, corrugated cardboard web or the like with dimensions : de en
  • DE588922C - Procedure for multicolor cinematography : de en
  • DE588956C - Flushing system using a flushing valve with a counter pressure chamber : de en
  • US1937077A - Reversible hydraulic driving mechanism : en
  • DE588619C - Free-running sewing machine hook : de en
  • FR755606A - Box for pastry, confectionery and the like : en fr
  • US1936988A - Planting plan anchoring and embryo plant planting cartridge : en
  • US1937036A - Apparatus for packaging resilient material : en
  • DK48065C - Plate for Stiffening and Assembly of Flippers. : da en
  • PL19265B1 - Rayon thread spool. : en pl
  • FR755721A - Improvements to the chain tension adjuster in automatic looms : en fr
  • FR755732A - Ice maker : en fr
  • ES1020Y - Toy. : en es
  • FR755786A - Connection for ladder rungs, or other applications : en fr
  • FR755789A - Method of fixing assembly parts to the uprights of metal beds : en fr
  • US1937028A - Method and apparatus for making refractory bricks : en
  • FR755990A - Radiotelegraph manipulator for fast and automatic alternating traffic : en fr
  • FR755899A - Guillotine frame : en fr
  • GB402207A - Improvements in evacuated electric discharge vessels : en
  • GB402752A - Improvements in alkaline electric storage batteries : en
  • GB402358A - A process for the preparation of cadmium yellow : en
  • FR755797A - Translucent recording sheet for recording instruments such as course meters and similar applications : en fr
  • FR755723A - Device for transmitting reciprocating movements of translation or rotation, as well as simultaneously of translation and rotation at any angle in different planes : en fr
  • DE588477C - Lock for automatic firearms : de en
  • US1937390A - Continuous tank furnace : en
  • SU33171A1 - Drive to multi valve locomotive controller : en ru
  • US1936650A - Valve : en
  • US1937069A - Flexible tubing : en
  • US1937219A - Flare supporting and firing device : en
  • SU33194A1 - Receiver for electrical telescopes : en ru
  • US1936607A - Purification of trinitrotoluene : en
  • US1936704A - Mounting for books and the like : en
  • SU33423A1 - Grinding machine for propeller blades : en ru
  • BE399348A - Vaporizers and atomizers improvements : en fr
  • FR756018A - : fr
  • SU33322A1 - Heat meter : en ru
  • CA337412A - Tire rim : en fr
  • US1937090A - lundberg : en
  • DE588571C - Expansion switch : de en
  • FR755994A - Process for the manufacture of light blocks, and blocks obtained by this process : en fr
  • GB402362A - Improvements in centrifugal pots for the spinning of artificial silk : en
  • PL19142B3 - The method of making bread and the yeast preparation for this purpose. : en pl
  • DK48067C - Tissue, especially suitable for carpet bottoms. : da en
  • US1937120A - Cigarette container construction : en
  • US1937467A - Tube frame for looms : en
  • CH165464A - Bed couch. : de en
  • CH165465A - Feather pad. : de en
  • CH165571A - Buckle for joining clothes and the like together. : de en
  • PL19131B1 - Heating apparatus, exploiting the heat of catalytic reactions. : en pl
  • US1936574A - Roller coupling : en
  • US1936629A - Treating and refining hydrocarbon oils : en
  • CA337534A - Sound reproducer driving unit : en fr
  • US1936572A - Motor reversing mechanism : en
  • US1937403A - Electric bell : en
  • USD91113S - Design for a vanity stand : en
  • GB402339A - Improvements in control devices for electrically driven following mechanisms : en
  • DE563011C - Method of preserving liquid colloidal medicines and foods : de en
  • DE588780C - Control for high voltage circuits by means of a valve : de en
  • US1936734A - Illuminated sign : en
  • CH165487A - Electrically operated household appliance. : de en
  • CA337407A - Coffee making apparatus : en fr
  • DE588955C - Process for reducing the content of harmful substances in tobacco : de en
  • US1937012A - Carburetor : en
  • ES132034A1 - Procedure for the use of fuels that are difficult to volatilize in gas and explosion engines. : en es
  • PL19170B1 - A method for producing valuable hydrocarbons from carbon-containing materials. : en pl
  • AU975132A - Improvements in or relating tothe manufacture of balls or other hollow inflated articles of indiarubber orthe like : en
  • DE589094C - Process for the production of laminated pressed glass : de en
  • FR755914A - Etching process with etching of printing plates covered with a developed sensitive layer : en fr
  • DE588897C - Process for the production of water-insoluble azo dyes : de en
  • GB402247A - Improvements in road-or-railway vehicles : en
  • CA337467A - Cleaning device : en fr
  • CH165449A - Fish tape. : de en
  • CA337459A - Railway tie plate : en fr
  • DE589135C - Double-walled steam boiler : de en
  • FR755844A - Mechanism for transforming a rotary movement into reciprocating movement, or vice versa : en fr
  • SU33206A1 - Galvanic cell : en ru
  • SU33219A1 - Device for stabilizing the speed of an electric motor : en ru
  • SU33408A1 - Mooring device for mooring airships to a surface vessel : en ru
  • FR755672A - Electrically heated device for permanent waving of hair with control, adjustment and control devices : en fr
  • SU33092A1 - Lifting device : en ru
  • CA337527A - Crucible for alumino-thermic reactions : en fr
  • CH165466A - Locks, in particular for hinged side panels on children's beds. : de en
  • DE588876C - Process for the production of cellulose esters : de en
  • DE588926C - Switching device for optical characters, in particular for the stop display device of motor vehicles : de en
  • CH165596A - Two-stroke internal combustion engine. : en fr
  • FR755983A - Process for obtaining, from the nails or the horn of animals, buttons similar to corozo buttons : en fr
  • GB402218A - Improvements in apparatus for heating incandescent cathodes in gas discharge devices : en
  • AU1237233A - Improvements in deadend clamps : en
  • CA337528A - Sprinkler head : en fr
  • DE588812C - Set bed drive for high-speed cylinder presses : de en
  • US1936736A - Eye protector : en
  • SU33447A1 - Hand saw for cutting stones : en ru
  • PL19231B1 - Method for the production of non-toxic light gases. : en pl
  • US1936672A - Rolling mills : en
  • PL19190B1 - Process for the production of secondary and tertiary unsaturated amines. : en pl
  • US1937437A - Apparatus for determining the specific gravity of gases and vapors : en
  • CH165463A - Dismountable seating furniture with a backrest attached to the seat. : de en
  • US1936811A - Production of leaded ammonium chloride crystals : en
  • CH165451A - Oil burner. : de en
  • US1937409A - Circuit interrupter : en
  • PL19139B1 - The method of making slag ponchos. : en pl
  • US1936603A - Hay loader : en
  • US1936771A - Packing for centrifugal pumps : en
  • US1937359A - Metal plating machine : en
  • PL19213B1 - A device for transmitting pressure through a set of links placed in a tubular sheath. : en pl
  • CH165509A - Process for producing tarnish-resistant surfaces on metal objects. : de en
  • CH165624A - Circuit breaker. : en fr
  • CH165667A - Device for securing the operation of telecommunications systems for electricity companies. : de en
  • DE588766C - Labyrinth seal for rotary machines with automatic gap adjustment : de en
  • CH165671A - Impulse transmission device, in particular for telephone systems. : de en
  • SU33098A1 - Device for drawing patterns on the fabric : en ru
  • SU33109A1 - Vrubov machine with hydraulic drive mechanism : en ru
  • DE588938C - Clamping and locking device for the tire of packages with iron or steel band : de en
  • SU33132A1 - Peat Dryer : en ru
  • SU33403A1 - Device for film negatives : en ru
  • CH165597A - Fuel injection device for internal combustion engines. : de en
  • GB402184A - Process for the preparation of amino-pyridyl-azoquinolines and products obtained thereby : en
  • PL19293B1 - The way of making road surfaces. : en pl
  • US1936815A - Tubular condenser and similar heat exchange apparatus : en
  • US1937030A - Grinding mill : en
  • DE589021C - Back and forth swinging tailings throwing bucket : de en
  • SU33156A1 - The method of giving gypsum fine porosity : en ru
  • US1936947A - Telegraph system : en
  • US1937318A - Pop corn machine : en
  • US1936813A - Rack for trousers : en
  • USD91111S - Design for a vanity ensemble : en
  • US1936598A - Method of making pistons : en
  • US1937254A - Pedestal for articles of furniture, such as mounted chairs, tables, and the like : en
  • CA337465A - Railway car coupler : en fr
  • CH165680A - Method for checking the effect of a switching process to be carried out in a network afterimage using a flickering light current source. : de en
  • US1936609A - Paper making apparatus : en
  • US1936700A - Method of and apparatus for giving audible time signals : en
  • US1937399A - Shoe lace : en
  • CH165593A - Centrifugal machine unit in hydraulic storage systems. : de en
  • CH165486A - Stand for laundry items. : de en
  • SU33182A1 - Device for translating track arrows on electric railways : en ru
  • SU33251A1 - Method of raw tanning : en ru
  • DE589026C - Self-tightening rail fastening : de en
  • FR755587A - Automatic entry control device : en fr
  • FR755857A - : fr
  • SU33308A1 - Hydrometric spinner : en ru
  • US1936827A - Air brake : en
  • USD91120S - Design for an ironing machine : en
  • US1936619A - Engine starter controlling mechanism : en
  • US1937363A - Folding umbrella : en
  • SU33233A1 - Mining intelligence method : en ru
  • SU33305A1 - Leveling device : en ru
  • SU33405A1 - Regulator for pressure increase at hydraulic presses by feed and liquid through a narrow channel : en ru
  • US1936777A - Diving board stand : en
  • US1936790A - Tube drawing apparatus : en
  • FR755934A - Display box : en fr
  • GB402295A - Improvements in or relating to dispersions or plastic preparations : en
  • CA337415A - Wrapping method : en fr
  • DE588789C - Infeed device on automatic scales : de en
  • US1936950A - Conversion burner : en
  • FR755589A - cleanser : en fr
  • GB402297A - Improvements in or relating to endless track vehicles : en
  • SU29261A1 - Device for changing the height of the levels : en ru
  • US1936895A - Humidifying apparatus : en
  • CA337436A - Toy : en fr
  • GB402128A - Key locked fastenings for attache cases, suit cases and the like : en
  • CH165482A - Flat knitting machine. : de en
  • DE588939C - Conveyor vessel with emptying flap : de en
  • FR755837A - Method and device for the manufacture of metallurgical products by rotating cylinders or drums containing molten metal between them : en fr
  • FR755948A - Variable stroke free piston compressor generators for the production of compressed and superheated gas : en fr
  • GB402195A - Improvements relating to pneumatic tyres and to the manufacture of the same : en
  • SU33097A1 - Device for cleaning rollers from dough at dough testers : en ru
  • US1937155A - Temperature control for cloth driers : en
  • PL19292B1 - : en pl
  • US1936591A - Steam sprayer : en
  • US1936671A - Short wave tuning device : en
  • SU33250A1 - Dust Fuel Burner : en ru
  • US1936677A - Selective pitch propeller : en
  • US1936997A - Apparatus for coating surfaces : en
  • SU33230A1 - Relay : en ru
  • US1937082A - Grate cleaning mechanism for looms : en
  • PL19144B1 - K \ .JSfh, 5. Coating compound. : en pl
  • US1936963A - System of distributing and testing terminals arranged in rows : en
  • CA337409A - Game : en fr
  • CH165504A - Process for the production of formaldehyde. : de en
  • CH165461A - Holding device for door templates. : de en
  • PL19126B1 - Water-cooled two-stroke internal combustion engine with a star-shaped cylinder arrangement. : en pl
  • SU33144A1 - Chromic acid reduction method : en ru
  • US1936776A - Windshield warmer and ventilator : en
  • SU33209A1 - A method of manufacturing a protective sheath for electrical cables : en ru
  • BE398057A - : fr
  • CA337441A - Milk sterilizing apparatus : en fr
  • SU33416A1 - Device for automatic transmission of electrical signals : en ru
  • CA337495A - Textile assistant : en fr
  • CA337540A - Metallic oxide body shaping method : en fr
  • CA337442A - Furnace control : en fr
  • PL19127B1 - An apparatus for producing a powder explosion at the bottom of a borehole. : en pl
  • SU33081A1 - Fluid dispenser : en ru
  • SU33141A1 - The method of obtaining sodium sulfide : en ru
  • US1936686A - Sound recording material and method of manufacture : en
  • CA337536A - Film sound recording apparatus : en fr
  • CH165591A - Liquid pump. : de en
  • ES1662Y - Soot collector. : en es
  • GB402444A - Improvements in or relating to sanitary mouthpieces for telephones, microphones and the like : en
  • CH165665A - Cord amplifier office. : de en
  • US1937404A - Alternating current machine and system of control therefor : en
  • US1937408A - Machine tool : en
  • CH165560A - Roll for cold rolling metals, especially steel and iron alloys. : de en
  • PL19194B1 - A method of controlling animal and plant pests. : en pl
  • CH165726A - Process for the production of an iron complex salt. : de en
  • SU33311A1 - Device for recording plant growth changes : en ru
  • US1937386A - Folding device : en
  • PL19181B1 - Switch for radio apparatus coils. : en pl
  • US1936958A - Apparatus for making galoshes, shoes with rubber soles, and the like : en
  • DE513414C - Process for carrying out Friedel-Crafts reactions : de en
  • DE588889C - Relay arrangement for level monitoring (alarm or automatic control) : de en
  • GB402372A - Improvements in devices for opening hollow organs of the body : en
  • CH165714A - Method for the automatic separation of the individual books produced together in saddle stitching machines. : de en
  • ES1838Y - Table for annotations of the races of any gender. : en es
  • PL19301B1 - The device for determining the position by means of a sound, caught with both ears. : en pl
  • SU33325A1 - Vane : en ru
  • US1937074A - Shoe : en
  • US1937381A - Oxidation catalyst : en
  • US1937398A - Dual service mail crane : en
  • CA337451A - Safety razor : en fr
  • CH165708A - Bolt firing device. : de en
  • CH165662A - Coin validators for vending machines. : de en
  • US1937108A - Transmission system : en
  • US1937212A - Method of obtaining supporting power for aircraft : en
  • DE588846C - Covering for worn and new stairs made of wood and stone : de en
  • FR755964A - Nail : en fr
  • DE588934C - Process for glazing concrete, artificial and natural stone using fluxes and a welding torch for melting : de en
  • US1937202A - Anticapacity thermionic tube : en
  • US1937350A - Conduit block making apparatus : en
  • GB402266A - Improvements in instruments for recording the operation periods of vehicles or machines : en
  • PL19294B1 - Electric tubular illumination lamp with bulb and discharge electrodes : en pl
  • SU33174A1 - Device for unloading on both sides of railway cars : en ru
  • SU33348A1 - Sowing machine : en ru
  • SU33379A1 - Nail straightening machine : en ru
  • DE588787C - Process for the extraction of silicate-free and low-lime manganese compounds from silicate and lime-rich manganese ores : de en
  • GB402322A - Process and apparatus for manufacturing carbon black : en
  • SU33145A1 - The method of crystallization of alkali metal permanganate from solutions : en ru
  • US1936628A - Float controlled apparatus : en
  • PL19253B1 - Kitchen with double-walled boiler, especially for district heating purposes. : en pl
  • SU33449A1 - The method of filling containers with powdered material : en ru
  • US1936639A - Engine : en
  • US1937134A - Alarm mechanism : en
  • CH165481A - Holder for thread packages for use when knitting by hand. : de en
  • DE588881C - Valve for a pressure equalizer : de en
  • DE580453C - compress : de en
  • GB403402A - Improvements in or relating to the production of aliphatic ethers : en
  • US1936586A - Manufacture of cellulose esters : en
  • US1937070A - Clutch : en
  • US1937475A - Abrading apparatus : en
  • CH165698A - Bogie trolley with longitudinal rails for transporting rail vehicles. : de en
  • CH165543A - A method for registering electrical consumption values that simplifies billing and statistics. : de en
  • CH165649A - Device for attaching artificial teeth to the prosthesis. : de en
  • CH165658A - Aid for removing skin folds on the head. : de en
  • GB402259A - Improvements in or relating to amusement apparatus : en
  • CH165646A - Touch-safe connection device for electric fluorescent tubes. : de en
  • SU33136A1 - The method of processing graphite anodes for aqueous electrolysis : en ru
  • US1937240A - Valve facing apparatus : en
  • US1936624A - Locking cap for fasteners : en
  • AU1083733A - Improvements in diversity reception systems : en
  • CH165657A - Device for heating curling and curling scissors. : de en
  • PL19206B1 - A method for producing helically grooved continuous tows, and an apparatus for carrying out the method. : en pl
  • PL19145B1 - A method of producing a fertilizer that is storage-stable and easily spreadable. : en pl
  • CA337531A - Paper wrapped wire : en fr
  • US1936959A - Process for producing pure sulphur from crude materials containing sulphur in an uninterrupted operation : en
  • US1936993A - Speed control device : en
  • BE399412R - X-ray system for taking X-rays with short exposure times : en fr
  • CA337512A - Compensating master cylinder for brakes : en fr
  • SU33304A1 - Stand for installing surveying instruments on a tripod and bringing them to a horizontal position : en ru
  • FR755906A - : fr
  • GB402383A - Manufacture of plastic materials : en
  • CH165423A - Sand and gravel washing machine. : de en
  • CH165672A - Radio reception circuit. : de en
  • CA337466A - Refrigerating agent : en fr
  • US1937054A - Oil-filled cable : en
  • US1937257A - Turfing means : en
  • CA337508A - Joint seal : en fr
  • SU33273A1 - Device for properly trimming the boards with hand struts : en ru
  • US1937324A - Water treating apparatus : en
  • AU263139B2 - Photographic diffusion transfer elements having an integral x-ray intensifier screen : en
  • CA337456A - Light source : en fr
  • CA337464A - Railway car coupler : en fr
  • CH165453A - Device used to increase and regulate the draft of chimneys for domestic and industrial heating systems. : en fr
  • CA337419A - Ore smelting process : en fr
  • FR755619A - Process for preparing cotton for toilet and hygiene care and product obtained by applying said process : en fr
  • US1937490A - Electric condenser : en
  • CH165575A - Collar button. : de en
  • PL19289B1 - A method of separating noble gases from natural gas and a device used for this purpose. : en pl
  • US1936886A - Method of studio technique : en
  • SU33240A1 - The method of obtaining black sulfur dye : en ru
  • SU33389A1 - Reproduction photographic camera : en ru
  • US1936765A - Method of bending and apparatus therefor : en
  • CH165426A - Electric animal trap. : de en
  • FR755871A - Process for dyeing furs : en fr
  • CA337413A - Headlight protector : en fr
  • SU33234A1 - Continuously acting carbon electrode : en ru
  • US1936637A - Heel : en
  • CH165519A - Type body blank with alignment marks. : de en
  • DE531581C - Pump, in particular for compressing gases and vapors in refrigeration machines : de en
  • FR755685A - Contactor device : en fr
  • FR755702A - Improvements to discharge valve control systems : en fr
  • CH165617A - Tariff and switching device for electrically heated devices. : de en
  • CH165681A - Method and device for the electrical integration of measured quantities. : de en
  • DE588613C - Device for reducing draft consumption on cookers : de en
  • DK48064C - Adjustable Saw Pliers. : da en
  • US1936891A - Slicing machine : en
  • FR755960A - Insulating and elastic chipboard and its manufacturing process : en fr
  • CA337518A - Multiplying machine : en fr
  • DE588788C - Measuring device for checking bores : de en
  • SU33225A1 - Device for measuring fluid resistance : en ru
  • PL19271B1 - Mass for the production of chemically and electrically resistant coatings. : en pl
  • US1936938A - Tractor truck for power shovels : en
  • US1937083A - Friction clutch : en
  • CA337403A - Detonator safety device : en fr
  • CH165664A - Telegraph switching system in which the connection lines work with different operating modes. : de en
  • DE588975C - Machine for cutting round and non-round glasses : de en
  • BE399055A - : en
  • AU1157633A - Improvements in and relating to baking pans andthe like : en
  • PL19124B1 - Method of saturating phosphate rock digestion products with ammonium chloride. : en pl
  • PL19150B1 - Method of exposing liquids. : en pl
  • US1936605A - Razor blade honing device : en
  • US1936915A - Tacking machine : en
  • DE589032C - Process for removing hydrogen sulfide from carbon gas by washing with alkali carbonate solution : de en
  • US1936824A - Method of making metallic railway sleepers : en
  • US1936861A - Apparatus for the treatment of raw cement sludge : en
  • US1937022A - Draw works brake mechanism : en
  • US1937355A - Electron discharge apparatus : en
  • DE588496C - Circuit arrangement for a conveyor system with switches and locking devices : de en
  • DE588827C - Printing cylinders, especially for office printing machines : de en
  • DE588800C - Needle bar section : de en
  • GB402156A - Improvements relating to castors : en
  • PL19295B1 - Ignition device for electric tubular light lamps. : en pl
  • SU33306A1 - Recorder for driving a car and motorcycle path : en ru
  • CH165713A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • FR755719A - Apparatus for sterilization, in particular of medical and surgical instruments, as well as dressing materials : en fr
  • PL19277B1 - : en pl
  • SU33424A1 - Pestle for grinding fine metal scrap into grinding powder : en ru
  • US1936802A - Inclosed electrical apparatus : en
  • DE588816C - Firebox for grate firing : de en
  • GB402431A - Improvements in series coupled thermionic amplifiers : en
  • FR755772A - Direction indicator especially for motor cars : en fr
  • GB402260A - Improvements in building blocks : en
  • GB402386A - Improvements in or relating to the cylinders of internal combustion engines : en
  • SU33153A1 - Separation method 1,4,8 and 2,4,8-naphthyl disulfonic acids : en ru
  • DK48075C - Crown Cork Capsule Processing Machine. : da en
  • FR755646A - : fr
  • FR755698A - Improvements made to densitometers, especially photoelectric densitometers : en fr
  • ES2066U - Joints of the transverse supports with the longitudinal supports of the frames in the motor vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR755956A - : fr
  • PL19309B1 - The method of making rubber balls. : en pl
  • US1937411A - Side slipping feeler for looms : en
  • US1937462A - Lubricating composition : en
  • DE589118C - Measurement setup for remote transmission of the cos ªÎ : de en
  • CH165609A - Short circuit plug with means against loosening the same. : de en
  • CH165693A - Motor installation in a bicycle frame. : de en
  • DE588862C - Expanding mill for the production of seamless tubes with a set of straightening rollers directly connected to it : de en
  • CA337557A - Metallurgical furnace : en fr
  • CH165607A - Metal armored mast. : de en
  • SU33453A1 - Instrument for measuring short time intervals : en ru
  • US1936927A - Cash register : en
  • US1937097A - Lighter : en
  • US1936644A - Insect trap : en
  • US1936754A - Neutralizing aliphatic acids containing froth-producing substances : en
  • FR755726A - Space heating radiator : en fr
  • CH165574A - Collar button. : de en
  • FR755910A - Palace of metal, in particular stainless steel, for dental prosthesis : en fr
  • CH165592A - Machine with at least one circularly oscillating roller disc. : de en
  • FR755663A - Ring magnet : en fr
  • FR755882A - Device for the silent filling of liquid supply tanks : en fr
  • FR755566A - Improvements to crates or packaging boxes : en fr
  • GB402145A - Improved method of supporting or slinging steam drums or other metal drums : en
  • SU33212A1 - Device for synchronous transmission : en ru
  • CH165439A - Method of insulating buildings. : de en
  • CA337554A - Construction unit : en fr
  • CH165615A - Rotary switch. : de en
  • CA337477A - Circuit regulating means : en fr
  • CH165525A - Process for the production of correct tonal printing forms for multi-color printing. : de en
  • US1936965A - Rail fastening : en
  • US1937138A - Means for and method of illumination : en
  • CH165460A - Table instrument. : de en fr
  • US1937402A - Sanitary cup : en
  • DE588931C - Locking device for shutters of windows, doors and. like : de en
  • FR755650A - Ear Ornament Ties : en fr
  • SU33118A1 - Apparatus for thickening grape and the like juice : en ru
  • SU33324A1 - Spring-rod rotary dynamometer : en ru
  • FR755654A - Mechano-elastic compensator and drive device : en fr
  • GB402135A - Improvements in electrical cut-outs : en
  • GB402324A - Process of and apparatus for the production of coarse crystals by evaporation in vacuo and stagewise cooling : en
  • SU33125A1 - Ribbon Metal Machine : en ru
  • SU33284A1 - Grinding machine : en ru
  • SU33459A1 - Device for connecting river links and similar booms : en ru
  • DK48070C - Removable Device for Bicycle Support. : da en
  • FR755554A - Assembly and assembly device for basketry articles : en fr
  • GB402287A - Improvements in and relating to annular-track rail wheels : en
  • DE589062C - Barrel screw bung with safety cover : de en
  • GB402278A - Improvements in vacuum cleaners : en
  • FR755933A - Improvements to flexible blade switches : en fr
  • GB402177A - Improved apparatus for tightening and fastening string or other flexible tying material : en
  • DE588566C - Cooling system, the cold use points of which are supplied with cold from a cold generating point by a cold carrier and in which a cold storage unit is available for all cold use points : de en
  • DE588749C - Welding machine : de en
  • GB402376A - Improvements relating to radio receiving apparatus : en
  • GB384019A - Improvements in or relating to exercising apparatus : en
  • GB402313A - Improvements in or relating to caps for milk bottles and like containers : en
  • FR755755A - Improvements in processes for the manufacture of homogeneous mixtures of coloring matter, oily substances and water : en fr
  • FR755792A - Improvements to the mechanisms for the flow and cutting of metal wire : en fr
  • SU33288A1 - Fixture with a wire-winding machine for winding pipes for the purpose of crimping them before winding : en ru
  • US1937055A - Seat : en
  • FR755666A - Liquid emulsifier : en fr
  • FR755852A - Improved method and device for mixing elementary color images in photographic printing and projection by multichrome filters : en fr
  • FR755609A - Improvements to ice trays for refrigeration appliances : en fr
  • DE588932C - House signal system : de en
  • DE588856C - Rotary piston pump or engine with annular working chambers and rotary abutment : de en
  • FR755602A - New industrial product that can be used, in particular as a separator for accumulator plates : en fr
  • DE588806C - Process for the pneumatic conveyance of fuels : de en
  • DE588808C - Conveyor system for light items : de en
  • FR755940A - New canvas and lace with application : en fr
  • USPP83P - Viola : en
  • GB402298A - Improvements in or relating to air cooled absorption refrigerating apparatus for refrigerators : en
  • GB402755A - Improvements relating to the construction of roofs for buildings : en
  • US1937352A - Electric switch : en
  • SU33386A1 - Pipes directly from paper stock : en ru
  • US1936580A - Hair waving apparatus : en
  • US1937354A - Motion-picture camera and film container adapted to be inserted into such cameras : en
  • DE588916C - Motorized soil cultivation machine with two V-shaped swiveling tool carriers directed against one another : de en
  • FR755700A - Superheated steam device making viscous or gelatinous bodies fluid when cold, to allow their suction : en fr
  • FR755866A - Method and apparatus for electric arc welding : en fr
  • GB402333A - Improvements in or relating to two-stroke internal combustion engines : en
  • PL19240B1 - : en pl
  • SU33122A1 - Tool for bending the transverse edge of metal roofing sheets : en ru
  • CH165697A - Locking device on automatic railway couplings. : de en
  • SU33437A1 - Wool Stole Machine : en ru
  • CH165650A - Device for collecting menstrual secretions. : de en
  • US1937112A - Bearing for clutch releases : en
  • US1936608A - Box : en
  • US1936940A - Nail strip feeder : en
  • CA337517A - Recording machine : en fr
  • US1936755A - Concentration of dilute aliphatic : en
  • US1937037A - Process of making titanium oxide of fine texture : en
  • DE588944C - Process for the production of rhodane compounds : de en
  • FR755644A - elements for gripping and decorating kitchen utensils and all other : en fr
  • GB402187A - Improvements in or relating to brick building material : en
  • SU33414A1 - Brush spindle with bottle brush cleaning : en ru
  • US1937156A - System of beater engines : en
  • US1936584A - Machine for making frozen confections : en
  • US1936726A - Implement for applying tufting buttons to mattresses or the like : en
  • US1936821A - Pneumatically operated switch : en
  • US1936869A - Wire splice : en
  • CA337500A - Paper package : en fr
  • DE588995C - Device for removing wheel hubs, wheels, brake drums and the like. Like. From their axes : de en
  • CH165542A - Device used to indicate the power flowing through an electrical energy totalizing motor-meter. : en fr
  • DE588755C - Garbage trucks : de en
  • DE589131C - Process for the production of loosened arable land avoiding unscrewed sickle-shaped gaps in corners of arable land : de en
  • PL19283B1 - Mud mixer. : en pl
  • US1936859A - Parting strip support : en
  • US1936899A - Brake : en
  • US1937223A - Magnetic damping apparatus for precision balances : en
  • USD91110S - Design for a reflector : en
  • FR755616A - Incandescent spark plug : en fr
  • FR755796A - Electric lamps and similar articles : en fr
  • AU1024132A - An improvement in combs forthe hair : en
  • US1937217A - Gas heater : en
  • PL19207B1 - Electric sterilizer. : en pl
  • US1937234A - Driving mechanism : en
  • SU33419A1 - Grinding machine for cylindrical objects : en ru
  • SU33421A1 - Metal leaf cleaner : en ru
  • CA337504A - Thermostat : en fr
  • PL19258B1 - A method of grinding and polishing celluloid products, especially tooth combs and handles. : en pl
  • AU1809362A - Photographic diffusion transfer elements having an integral x-ray intensifier screen : en
  • ES132356A1 - Procedure for obtaining finely divided fuel briquettes. : en es
  • US1937021A - System for reproducing sound : en
  • US1937064A - Method of treating metals : en
  • SU33112A1 - Electric jackhammer : en ru
  • US1937094A - Apparatus for simultaneously cooling cement clinker and extracting moisture from slurry : en
  • SU33291A1 - Adaptation to the reed press for locking the ends into the bars : en ru
  • SU33428A1 - A device for automatically indicating when heating, in order to temper products, the transition of the material of the product from a magnetic modification to a nonmagnetic : en ru
  • US1937337A - Dustproof ash container : en
  • US1937347A - Jewelry : en
  • DE588625C - Lid seal on a siphon : de en
  • ES132369A1 - A machine for separating the frozen orange from the healthy one. : en es
  • FR755687A - Improvements to switches, switches, inverters and the like for electrical circuits : en fr
  • FR755737A - Automotive bumpers : en fr
  • FR755741A - heating element : en fr
  • FR755966A - : fr
  • SU33331A1 - Piston Ring Tester : en ru
  • US1937095A - Dust catcher : en
  • SU33165A1 - The method of heat treatment of steel tools : en ru
  • DE588957C - Chain clipper : de en
  • SU33411A1 - Friction transmission : en ru
  • USD91119S - Design for a combined sponge cup : en
  • ES2071U - Economic kitchen with boiler for heating service. (Machine-translation by Google Translate, not legally binding) : en es
  • FR755579A - Braun tube : en fr
  • FR755793A - Folding wheelchair for children : en fr
  • US1936925A - Driving mechanism for slicing machines : en
  • DK48078C - Procedure for Stabilizing the Consistency of Bone Honey. : da en
  • FR755937A - Advanced mechanical toy : en fr
  • FR755556A - Improvements to flatbed duplicators : en fr
  • GB402221A - Improvements in change speed gear for use more especially with motor vehicles : en
  • DE588962C - Pipe extrusion press : de en
  • DE589053C - Lubricating device for shut-off devices for liquid pressure media : de en
  • DE589012C - Waterproof fabrics, especially for rail car roofing : de en
  • FR755695A - Bathing cap : en fr
  • ES132339A3 - Improvements in the devices for degreasing articles. : en es
  • FR755768A - Process for preparing rolls of metal wire or similar rolls intended in particular for the constitution of bead wires for tires for vehicle wheels : en fr
  • FR755863A - Device to facilitate the introduction of keys into the entry of the lock : en fr
  • ES132331A1 - Procedure for the stabilization of ships. : en es
  • CH165535A - Percussion rocket. : en fr
  • DE588614C - Chimney funnel for locomotive shed : de en
  • SU33091A1 - Bracket for aerial cableways : en ru
  • FR755893A - : fr
  • GB402352A - Device for manufacturing razor blades : en
  • GB402120A - Improvements in or relating to radio receivers : en
  • GB402325A - Improvements in ice cream freezers : en
  • GB402341A - Improvements in and relating to electric transformers : en
  • GB402251A - Improved means for the production of circular or elliptical oscillations : en
  • IE13188L - Telephony. : en
  • US1937034A - Means for regenerating zeolites : en
  • US1937332A - Bread slicing machine : en
  • CH165701A - Ship machinery system. : de en
  • CA337539A - Metallic oxide moulding method : en fr
  • CH165445A - Jet nozzle. : de en
  • CH165690A - Motor vehicle with body. : de en
  • CA337529A - Phosphatic liquid purification : en fr
  • DE589061C - Shock absorbers, especially for motor vehicles : de en
  • SU33344A1 - Counting device for logging logs passed through logging : en ru
  • US1936789A - Frequency multiplier : en
  • US1937170A - Vehicle jack : en
  • AU1234233A - A method of, and machine for, printing on metal : en
  • CH165539A - Multi-piston pump for hydraulically operated materials testing machines. : de en
  • DE587419C - Concrete pipe ramming machine for pipes of any cross-section : de en
  • BE398931A - : en fr
  • FR755623A - Metallurgical processes, apparatus and products : en fr
  • GB402782A - Improvements in or relating to screw rotors for high speed axial flow machines : en
  • CA337461A - Therapeutic milk product : en fr
  • CH165568A - Handle hammer. : de en
  • US1936862A - Treatment of gas : en
  • US1936912A - Tentering machine : en
  • DE588877C - Process for the production of cellulose esters : de en
  • DE588860C - Highly refractory mass : de en
  • DE588991C - Protective cover for sewing machines : de en
  • FR755917A - Device for increasing the range of control of electron ray tubes used for recording sound, for television and for similar purposes : en fr
  • CA337401A - Sheet metal bending machine : en fr
  • US1936622A - Separating vapors from gases by refrigeration : en
  • CA337501A - Azodyestuff : en fr
  • SU33261A1 - Device for automatic control of the conveyor mechanism : en ru
  • SU33429A1 - Instrument for recording the duration of medical procedures : en ru
  • US1936758A - Electron discharge device : en
  • US1937048A - Typewriting machine : en
  • US1937146A - Method of ornamenting metal surfaces : en
  • AU955432A - An improved collapsible metal or metal and fabric box or case : en
  • SU33101A1 - Rotary exploration drilling machine : en ru
  • US1936688A - Skinning machine : en
  • US1937338A - Apparatus for pumping liquid in the treatment of mineral ores : en
  • PL19273B1 - Method of producing oxide cathodes for cathode ray tubes. : en pl
  • SU33268A1 - Logging device in sawmill frame : en ru
  • US1937003A - Air and water cooled wall : en
  • US1937322A - Electric lamp receptacle fastening means : en
  • CH165720A - Internal combustion engine of the liquid fuel injection and compression ignition type. : en fr
  • PL19300B1 - Tank quantity indicator. : en pl
  • SU33314A1 - Automatic scales for loose bodies : en ru
  • SU33397A1 - Device for turning on and off the lighting device in a film projector : en ru
  • SU33111A1 - Pneumatic jackhammer : en ru
  • SU33460A1 - Device for grouting soil : en ru
  • US1937235A - Driving mechanism : en
  • PL19199B1 - A peaceful bowling game. : en pl
  • PL19251B1 - Sheet for bonding two surfaces of the same or different materials. : en pl
  • SU33142A1 - The method of producing ammonium carbonate : en ru
  • SU33262A1 - Room stove : en ru
  • US1937441A - Sink stopple : en
  • PL19210B1 - The method of making caisson foundations on piles. : en pl
  • SU28275A1 - Hollow cores with an insulating layer of an air-cooled beam for furnaces : en ru
  • SU33399A1 - Exposure time calculator : en ru
  • US1936744A - Electric motor construction : en
  • US1936844A - Indicating device : en
  • AU975032A - Improvements relating tothe manufacture of moulded or cast rubber articles such as shoes and like open hollow articles : en
  • FR755765A - Bodywork window slides : en fr
  • CH165588A - Automatic lubrication device on gears, especially for driving the hand brakes of trams and other rail vehicles. : de en
  • CH165627A - Motor-controlled electrical switch with zero voltage release. : de en
  • US1937209A - Tension controlling device for rolling closures : en
  • US1937435A - Picker spindle mounting for looms : en
  • USD91118S - Design fob a toy : en
  • CH165704A - Thruster for airplanes, airships, etc. : en it
  • CH165636A - Headlights with a hinged cover ring, in particular for vehicles. : de en
  • FR755559A - Water meter with adjustable and instantaneous doses for concrete mixers or other industrial applications : en fr
  • FR755661A - Improvements to plows for garden machinery : en fr
  • US1937488A - Manganese dioxide : en
  • US1936887A - Cellular composition and method of making the same : en
  • SU33253A1 - The method of finishing the gastric strips from bakhtarma : en ru
  • US1937341A - Adjustable awning center bearing : en
  • SU33190A1 - Electric telegraph : en ru
  • US1937173A - Time relay for radio receiving sets : en
  • SU33199A1 - Device for sending current pulses over a telephone line : en ru
  • SU33266A1 - Wood beam : en ru
  • CH165521A - Cinema recorder. : de en
  • CH165583A - Joint for pipes of fluid conduits, established to avoid electrolytic phenomena. : en fr
  • CH165638A - Burner for heavy oil heating systems. : en fr
  • DE588772C - Water-cooled discharge mines for pusher ovens : de en
  • DE588912C - Method and device for determining the moisture content of the air : de en
  • BE399114A - : en
  • SU33290A1 - Plate Making Machine Included in Wooden Folding Meters : en ru
  • US1936632A - Grease product : en
  • CH165471A - Corkscrew. : de en
  • DE588818C - Process for the filtration of rapidly settling mineral solids : de en
  • PL19239B1 - Blackboard for charts. : en pl
  • SU33265A1 - Control device for radiators and similar devices : en ru
  • AU1500633A - Braun valve particularly for television purposes : en
  • CA337533A - Protected concrete structure : en fr
  • DE588760C - Process for the production of prints and tints with insoluble azo dyes : de en
  • PL19226B1 - A method of regenerating oil from benzol filaments. : en pl
  • US1937301A - Armrest : en
  • CH165561A - Soldering iron with electrical heating. : de en
  • FR755769A - Esters of abietic acid and processes for their preparation : en fr
  • GB402273A - Improvements in moulds for chocolate or like moulding machines : en
  • CH165526A - Coordinatograph. : de en
  • CA337511A - Alcohol production : en fr
  • SU33203A1 - Device to selectively call telephones : en ru
  • US1936978A - Brooder : en
  • DE589071C - Process for painting and impregnating porous fabrics or fibrous webs with synthetic resins : de en
  • AU1167533A - Improvements in means and method for displaying substances : en
  • CH165430A - Process for the firmly adhering movement of panels. : de en
  • CH165534A - Multi-barreled gun. : de en
  • CH165572A - Device for fixing a frame to a flexible link. : en fr
  • SU33226A1 - Device to improve the accuracy of the electrical measuring instruments : en ru
  • US1936919A - Method of reducing the shank portions of soles : en
  • PL19180B1 - Electric arc lamp, gas-filled, with electrodes made of non-flammable material, especially tungsten. : en pl
  • US1937081A - Loom temple with thread cutting mechanism : en
  • US1936670A - Lubricating oil : en
  • US1937432A - Hydraulic crowder : en
  • PL19246B1 - A method of sterilization and disinfection, and an apparatus for carrying out the method. : en pl
  • SU33117A1 - Wine blending machine : en ru
  • US1937124A - Engine : en
  • SU33458A1 - Earth on the dam : en ru
  • US1937325A - Automatic regenerative water softener : en
  • DE588937C - Closure for compressible tubes : de en
  • PL19189B1 - Piston for internal combustion engines. : en pl
  • DE588850C - Device for folding the binding agent around hay bundles made in presses : de en
  • PL19302B1 - : en pl
  • SU33100A1 - A device for basting loops and buttons when sewing clothes : en ru
  • US1937168A - Projecting lens : en
  • US1937400A - Machine tool : en
  • US1936935A - Combined rotary and reciprocating pump : en
  • GB402347A - Improvements in ornamental screens for curtain and like suspensions : en
  • CH165616A - Control and display device for remote control systems. : de en
  • DE589050C - Device for measuring angular accelerations : de en
  • CA337416A - Anhydrous sulphur dioxide manufacture : en fr
  • ES132333A1 - Mower machine with leaves that oscillate transversely. : en es
  • FR755995A - Grapple for metal posts : en fr
  • US1936746A - Eye protector : en
  • US1936890A - Sharpener for slicing machines : en
  • US1936893A - Cookie machine : en
  • FR755864A - : fr
  • GB402182A - Improvements in or relating to motor vehicle bodywork : en
  • DE588894C - Electric light tubes with electrodes attached to the ends, in particular glow electrodes, and a wire accommodated inside the tube to facilitate ignition : de en
  • FR755913A - Manufacture of non-flammable rubber compounds : en fr
  • FR755720A - Device for the elimination of interference in radio reception : en fr
  • FR755874A - Frameless elastic insert for mattresses, spring seats, etc. : en fr
  • CH165468A - Collapsible desk. : de en
  • CH165652A - Process for the preparation of a solvent for pharmaceuticals which are sparingly soluble in water. : de en
  • CH165653A - Process for the preparation of an azo compound. : de en
  • FR755655A - Thermal relay : en fr
  • GB402240A - Improvements in or relating to printing cylinders for stencil printing : en
  • GB402276A - Improvements in or relating to dead locking latch bolts : en
  • GB402404A - Improvements in or relating to brooms, brushes and the like : en
  • FR755989A - Fuel injector device for internal combustion engines : en fr
  • US1936898A - Brake rigging : en
  • US1937374A - Aerial indicating means : en
  • FR755998A - Electric switch-contactor with automatic opening in the event of a short circuit : en fr
  • DE588814C - Device for the amplification of currents triggered by photocells : de en
  • FR755642A - Protective bag for permanent waves : en fr
  • FR755683A - Sliding frame greenhouse : en fr
  • GB402335A - Manufacture of acetyl chloride : en
  • ES131792A3 - Improvements in the manufacture of automobile headlights. : en es
  • FR755564A - Reed frequency relay having at least two differently tuned reeds which operate separately : en fr
  • DE576633C - Fixing device for low-voltage fuses on solder pins : de en
  • GB402219A - Improvements in or relating to tins, canisters and like containers : en
  • SU33442A1 - Screw press for making fiberboard plates : en ru
  • US1936739A - Process of making acid chlorides : en
  • GB402192A - Improvements in bottle crates or holders : en
  • FR755771A - Assembly of elements elastically connected by rubber, preferably by gluing or vulcanization : en fr
  • US1936882A - Treatment of coal : en
  • GB402155A - Improvements in and relating to india rubber springs : en
  • SU33298A1 - Stamp for pressing powders : en ru
  • US1936575A - Method of and apparatus for making chip ice : en
  • SU33215A1 - Device for automatically turning on and off the pump electric motor : en ru
  • SU33457A1 - Shutter for hydraulic structures : en ru
  • CA337492A - Motion picture film magazine : en fr
  • DE589106C - Device for balancing circulating bodies using piezoelectric crystals : de en
  • PL19153B1 - Method of photochemical oxidation of organic and inorganic compounds. : en pl
  • SU33412A1 - Gear gear : en ru
  • US1936691A - Candle snuffer : en
  • US1937093A - Dry cleaning system : en
  • CA337556A - Cellulosic material digesting method : en fr
  • DE589068C - Knife star dough dividing and rounding machine : de en
  • US1937291A - Process of recovering neutral grease from wool washing water : en
  • GB402356A - Improvements in and relating to neckties and the like : en
  • FR755829A - Frame for dental prosthesis-based forms : en fr
  • DE588998C - Procedure for extracting fired cartridge cases : de en
  • GB402765A - Improvements in or relating to saws : en
  • FR755883A - Burst chamber for electrical switch : en fr
  • DE589046C - Scales with an unchangeable sample position that displays correctly even if the installation is inaccurate : de en
  • CA337553A - Hydrocarbon oil conversion : en fr
  • DE589077C - Arrangement for feeding a slip frequency leading excitation winding, especially in the stand of commutator rear machines : de en
  • BE397483R - : fr
  • US1936745A - Pneumatic tire rim : en
  • US1936984A - Tire changing stand : en
  • US1937452A - Folding crate : en
  • ES131900A3 - Manufacturing procedure of a rubber sole. : en es
  • GB402315A - Improvements in or relating to machines for modifying the shape of shoes : en
  • PL19290B1 - 4 <3au 5/16 Iron support with embossed cross ribs to prevent sideways sliding. splint feet. : en pl
  • US1936694A - Carbureting apparatus : en
  • GB402390A - Method and means for mounting an engine to its chassis or frame : en
  • CA337433A - Door fastener : en fr
  • CH165631A - Electron tube. : de en
  • USD91100S - Design fob a lamp globe : en
  • US1936860A - Photographic camera : en
  • US1937169A - Press device embodying electrically heated elements : en
  • FR755676A - Improvements in the production of casein conversion products : en fr
  • GB402385A - Improvements in and relating to x-ray tubes : en
  • GB402469A - Improvements relating to containers for transport purposes : en
  • DE589019C - Zipper : de en
  • DE568283C - Electrically heated metallizing, painting, Bruenier and Blaeu machine : de en
  • GB402781A - Improvements in or relating to cathode-ray tubes : en
  • FR755678A - Device for winding envelope sheets in cigar-making machines : en fr
  • PL19233B1 - The method of processing raw materials for cement firing. : en pl
  • PL19282B1 - Pest control agent. : en pl
  • US1936906A - Glue gun : en
  • US1937429A - Lay structure for looms : en
  • GB402246A - Improvements in or relating to laminated springs : en
  • US1937119A - Printing machine : en
  • PL19275B1 - Radio-receiving connection system with automatic sound intensity control. : en pl
  • DE588798C - Painting lock, the drawing disks of which are directly connected to the locking disks located within the lock housing : de en
  • FR755658A - Electrically controlled automatic gear shifters : en fr
  • FR755839A - : fr
  • GB402162A - Improvements in and relating to joints for packing cases and other structures : en
  • GB402401A - Improvements in or relating to television image receiving systems : en
  • GB402446A - Improvements in or relating to automatic burglar alarms : en
  • GB402173A - Improvements in or relating to the production of fabricated structures : en
  • GB402412A - Improvements in or relating to thermostatic electric switches : en
  • ES2067U - Closures applicable to penknives and other similar instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • US1936936A - Preparation of catalytic material : en
  • US1936970A - Thermostatic alarm : en
  • US1937193A - Locking mechanism for ironing machines : en
  • CA337402A - Metal treatment by heat : en fr
  • CA337526A - Crucible for alumino-thermic reactions : en fr
  • SU33187A1 - Morse Code Keyboard Transmitter : en ru
  • US1937056A - Combination cot and reclining chair : en
  • FR755982A - Process for the manufacture of cellulose esters : en fr
  • GB402146A - Improved domestic water heaters : en
  • PL19232B1 - producing a powdered hydraulic binder containing bituminous constituents. : en pl
  • SU33214A1 - Angle transmission device : en ru
  • US1937358A - Shock absorber : en
  • DK48068C - For Hanging Curtains, Doors and similar Serving Device. : da en
  • SU33469A1 - Adaptation to the sawing frame for counting the cubature, the number and running length of the logs to be passed : en ru
  • US1937002A - Automatic transmission : en
  • US1937151A - Vertical bearing : en
  • US1937457A - Automobile jack : en
  • US1937087A - Printing and apparatus therefor : en
  • GB402429A - Improvements in or relating to means for propelling a moving body through a fluid medium : en
  • GB402803A - Improvements in or connected with curtain suspenders : en
  • CH165595A - A method of fuel combustion in an internal combustion engine, of the compression ignition type of the injected fuel, and an internal combustion engine for implementing this method. : en fr
  • SU33176A1 - Air distributor for automatic single-wire air brakes : en ru
  • US1936810A - Method of treating refuse and making building material therefrom : en
  • US1937330A - Water treating apparatus : en
  • DE589139C - Hydraulic table drive for machine tools : de en
  • DE588503C - Braking device on wire supply spools : de en
  • FR755751A - Waterproof panel : en fr
  • SU33257A1 - Apparatus for applying calibration marks on tubes of thermometers, hydrometers, burettes and similar graduated products : en ru
  • US1936731A - Machine tool : en
  • US1936848A - Beverage dispensing device : en
  • SU33116A1 - The method of feeding the material to the trays : en ru
  • SU33082A1 - Time Attendance Apparatus : en ru
  • USRE19012E - Brake for motor vehicles : en
  • PL19223B1 - The method of producing rubber hoses with corrugated walls. : en pl
  • US1937310A - Winding indicator and limiting mechanism : en
  • US1937006A - Soap dispensing shaving brush or the like : en
  • US1937137A - Illuminating device : en
  • CH165688A - Locking device for motor vehicles. : en it
  • CH165494A - Manufacturing process of so-called "Stamboul" molded soles. : en fr
  • US1936964A - Still for substances of high boiling point : en
  • US1937424A - Knife rack : en
  • SU33104A1 - Chisel with two conical cones : en ru
  • SU33258A1 - Dishwasher machine : en ru
  • US1936809A - Production of sulphur : en
  • US1936910A - Brake-operating means : en
  • US1937472A - Process of producing foam : en
  • DE575412C - Process for cleaning metallic melt fluids : de en
  • US1936762A - Illuminating device : en
  • DK48087C - Electric Lamp with Holder for a Replaceable Battery. : da en
  • DE588910C - Process for the production of an artificial mass : de en
  • FR755593A - Process of deoxidation and purification of copper : en fr
  • FR755975A - Reinforcement rib for ceramic or other building elements : en fr
  • SU33355A1 - Flax Header : en ru
  • FR755841A - Device for the production of inner tube tires and for the secure fixation of the inner tube in the tire during winding of the latter and vulcanization : en fr
  • PL19148B1 - A drug to prevent pregnancy. : en pl
  • US1937221A - Extension table : en
  • SU33093A1 - Device for protecting depot gates from hitting rail carts : en ru
  • SU33359A1 - Room for keeping tel : en ru
  • US1936709A - Douche nozzle : en
  • USRE19010E - Metal wheel : en
  • US1936653A - Slack adjusting mechanism : en
  • US1936663A - Wick : en
  • US1937017A - Method of and apparatus for controlling regenerative furnaces : en
  • DE588783C - Device for holding footwear while cleaning : de en
  • GB402185A - Improvements in hydraulic couplings : en
  • GB402329A - Improvements in or relating to locks : en
  • DE588854C - Device for comminuting raw materials containing oil or extract : de en
  • PL19224B1 - Travel wheel for tanks. : en pl
  • SU33217A1 - Electrophore machine : en ru
  • US1937076A - Press mat : en
  • US1937208A - Stop motion for gill boxes : en
  • US1936722A - Arylamino-2-hydroxy-naphthalene-3-carboxylic acids : en
  • SU33103A1 - Instrument for taking samples from the walls of boreholes : en ru
  • CH165467A - Bed fitting. : de en
  • CH165433A - Illuminated signpost housing. : de en
  • SU33376A1 - Machine with circular saws for trimming the axles of railway carts and the volume of similar items : en ru
  • SU33285A1 - Grinding machine : en ru
  • US1936757A - Wheel spoke washer : en
  • US1937041A - Hair waving shield : en
  • CA337448A - Moulding apparatus : en fr
  • PL19236B1 - Jaz with movable cowl. : en pl
  • US1936656A - Printing telegraph system : en
  • US1936902A - Guiding means for sliding doors : en
  • US1936748A - Cotton cleaner : en
  • US1936864A - Ammonia recovery : en
  • SU33185A1 - Device for indicating a faulty group of electric traction motors : en ru
  • USD91102S - Design for a casing for an auto : en
  • US1936641A - Threshold : en
  • US1937426A - Suction cylinder mold for paper making machines : en
  • US1936573A - Coupling device for aligned shafts : en
  • US1937465A - Bearing : en
  • DE588824C - Process for the preparation of thymol (3-oxy-1-methyl-4-isopropylbenzene) : de en
  • GB402231A - Improvements in and relating to colour photography : en
  • GB402254A - A process for the production of alloys : en
  • US1937230A - Manufacture of calcium hypochlorite : en
  • CH165621A - Centrifugal starter on electric motors. : de en
  • CH165721A - Gas-filled discharge tube. : de en
  • DE588470C - Base for jugs, bottles, glasses or the like. : de en
  • FR755717A - Improvements to cultivators and similar machines : en fr
  • US1936733A - Knockdown drawer : en
  • US1936971A - Trimming mechanism for sewing machines : en
  • US1937228A - Attachment for linotype or intertype machines : en
  • US1937440A - Tank ball : en
  • DE588416C - Multi-cylinder internal combustion engine with utilization of exhaust gases in exhaust gas turbines : de en
  • FR755985A - Stone guard for automobiles : en fr
  • GB402414A - Improvements relating to the control of motor vehicle lamps : en
  • PL19287B1 - Continuous concentration of aqueous acetic acid solutions. : en pl
  • US1937498A - Control system : en
  • DE588545C - Valve housing : de en
  • GB402149A - Improvements in or relating to lampshade or like fittings : en
  • CA337421A - Artificial leather : en fr
  • US1937153A - Ring for marking birds and animals : en
  • PL19151B1 - : en pl
  • CH165495A - Thorn fitting for shoes. : de en
  • CH165512A - Agenda. : de en
  • CH165655A - Device for applying and spreading make-up or the like. : de en
  • US1936680A - Intermittent film advancing mechanism : en
  • US1937272A - Preparation of diacetone alcohol : en
  • PL19162B1 - Hand shears for cutting iron bars, e.g. window frames. : en pl
  • SU33363A1 - Annular combustion chamber for internal combustion engines : en ru
  • US1936985A - Phosphorous and phosphoric acid esters : en
  • PL19305B1 - Optical sight for machine guns. : en pl
  • CA337443A - Metal bar bending apparatus : en fr
  • CA337497A - Ophthalmic mounting : en fr
  • FR755645A - Hat cover : en fr
  • GB402312A - Improvements in driving gear for rolling mills : en
  • GB402316A - Improvements in or relating to high frequency transmitting systems : en
  • SU33088A1 - The method of cutting tees on a three-spindle semi-automatic machine : en ru
  • SU33108A1 - Packer for pipeless pumping operation : en ru
  • US1936795A - Equalizing chase clamp : en
  • US1936853A - Pump : en
  • FR755939A - Improvements to the process for obtaining ferroalloys with a very low carbon content : en fr
  • GB402348A - Improvements in gas mantles : en
  • CH165520A - Device for the graphic representation of the course of the game of chess games. : de en
  • DE588972C - Cladding of cooling pipes for firebox interior walls : de en
  • PL19125B1 - Method for the preparation of basic substituted ethers or thioethers. : en pl
  • US1937438A - Caster : en
  • CA337502A - Wire stripping apparatus : en fr
  • CH165676A - Low capacity, low loss, shielded cable for high frequency. : en fr
  • CH165566A - Process for the production of safety razor blades. : en fr
  • US1937321A - Apparatus for making glass : en
  • CH165424A - Hand rake. : de en
  • CH165549A - Device for imaging objects. : de en
  • CH165678A - Television reception arrangement. : de en
  • DE588893C - Electric push-button switch with release push-button and device for self-release : de en
  • SU33099A1 - Pocket cutting machine, etc. knitted and other products : en ru
  • SU33133A1 - Machine for automatic selection of sheets folded in notebook : en ru
  • DE589144C - Manufacture of artificial diamonds : de en
  • SU33137A1 - Filter for oil, gasoline, etc. or water : en ru
  • CH165513A - Easel file. : de en
  • SU33120A1 - A device for automatically grabbing the end of a broken wire. : en ru
  • US1937468A - Wrapped article and method : en
  • CA337541A - Fuse plug : en fr
  • CH165530A - Skis with edge protection. : de en
  • CH165705A - Device for coupling the animals in stables. : de en
  • CH165448A - Closing device for windows, shutters and the like. : en it
  • DK48079C - Procedure for Treating Beer Herbs. : da en
  • DE588763C - Process for the production of formic acid esters : de en
  • DE588971C - Gas generator for carburized hydrocarbon gas : de en
  • GB402193A - Improvements in or relating to automatic or semi-automatic telephone systems : en
  • ES132352A1 - A device for the use of heavy liquid fuels in gas and explosion engines. : en es
  • GB402186A - Improvements in or relating to refrigerator cabinets cooled by refrigerating apparatus : en
  • SU33147A1 - The method of purification of phthalic anhydride : en ru
  • US1937005A - Soap dispensing shaving brush or the like : en
  • PL19297B1 - Shielded spark plug for internal combustion engines. : en pl
  • CH165443A - Valve device used to prevent draining of siphons in sanitary ware. : en fr
  • DE588875C - Process for the preparation of silicofluoric acid salts : de en
  • FR755596A - Machine for perforating leather, fabric, cardboard, etc. : en fr
  • DE588952C - Process for grinding the tooth flanks of unhardened and hardened gears : de en
  • CH165644A - Electric cathode glow lamp. : de en
  • US1936911A - Wringer mounting and drive for washing machines : en
  • US1936921A - Refrigerator car door fastener : en
  • US1937407A - Loose reed for looms : en
  • FR755710A - Improvements to radiotelephony receiving devices : en fr
  • US1937335A - Water heating and circulating system : en
  • FR755991A - Multiform device with universal cap adaptable to bottles with calibrated necks : en fr
  • GB402178A - Improvements in circuit controllers for signs and the like : en
  • US1936819A - Production of liquid products from solid or liquid carbonaceous materials : en
  • US1937430A - Shirt folding machine : en
  • US1937343A - Radiator : en
  • PL19259B1 - Brake with drop weight. : en pl
  • SU33335A1 - Bimetallic reference for observing precipitation of structures : en ru
  • US1936781A - Mercury arc rectifier construction : en
  • US1936879A - Dispensing container : en
  • US1937118A - Projecting pictures in stereoscopic relief : en
  • US1937141A - Mop : en
  • PL19179B1 - A method of pulling glass pipes and rods and a device for carrying out this method. : en pl
  • FR755638A - Device for controlling electric discharge devices using the discharge of a capacitor : en fr
  • IE13254L - Pre-formed building units : en
  • US1937125A - Paper making machine : en
  • DE589009C - Drying process with vapor recovery : de en
  • FR755733A - Ready-to-use letter envelope or similar envelope with dry tack adhesive surfaces : en fr
  • FR755756A - Improvements to the manufacturing processes of colors, consisting of coloring materials and oily binders, for printing with intaglio, relief and planes : en fr
  • FR755790A - Polishing, sharpening and grinding agent for articles of great hardness, in particular for hard alloys : en fr
  • DE588953C - Process for the production of cardboard containers covered on both sides with metal foil : de en
  • CH165518A - Typewriter. : de en
  • US1936716A - Nitrogenous vat dyestuffs : en
  • US1936766A - Starter for internal combustion engines : en
  • US1937103A - Pencil sheath composition : en
  • SU33465A1 - Device for pushing the wire into the sewer pipe when cleaning it : en ru
  • CA337430A - Chimney heater : en fr
  • US1937348A - Broom handle buffer : en
  • DE576712C - Process for the preparation of a double salt of ª ‰ -Bromaethyltrimethylammonium : de en
  • DE589005C - Fuse for spring-loaded projectile supports of ignition setting machines : de en
  • SU33407A1 - Apparatus for the formation of fire extinguishing foam : en ru
  • FR755572A - Improvements to immobilized liquid accumulators : en fr
  • FR755816A - Process for the preparation of solid and stable diazoazo salts : en fr
  • US1937309A - Car roof : en
  • DE588982C - Control device for carburettor : de en
  • ES2069U - Support fork and guide of the endless belts that are part of large spinning mechanisms for spinning (Machine-translation by Google Translate, not legally binding) : en es
  • GB402282A - Improvements in or relating to the construction of concrete blocks or the like for use in the construction of damp proof and ventilated walls for building structures : en
  • FR755909A - Apparatus for the projection of sound cinematographic films : en fr
  • FR755704A - Method and apparatus for the preservation, transport and distribution of gas in liquid or gaseous state : en fr
  • GB402344A - Improvements in or relating to self-stabilising jib-cranes : en
  • FR755879A - Improvements to devices for cleaning teeth : en fr
  • GB402294A - Improvements in or relating to electron discharge tubes : en
  • FR755713A - Process for protecting all bodies by metallization against the action of destructive agents : en fr
  • FR755932A - Automobile headlight : en fr
  • FR755594A - Automotive Suspension Improvements : en fr
  • FR755674A - Improvements to grinders : en fr
  • FR755649A - Improvements to radiotelephony systems : en fr
  • FR755703A - Selective discharge device : en fr
  • GB402233A - Improvements in or relating to shaker or jigging conveyors : en
  • FR755707A - Improvements to gasification burners : en fr
  • GB402410A - Improvements in the treatment of aluminous materials : en
  • GB403110A - Improvements in and connected with spraying apparatus : en
  • GB402303A - Improvements in or relating to mechanical joints and connections : en
  • FR755679A - Improved method and machine for calibrating articles such as glass tubes and the like : en fr
  • FR755748A - Improvements to oil burners : en fr
  • FR755668A - Turbine-steam engine unit control system : en fr
  • GB402381A - Improvements in method of making di-chloramine : en
  • FR755652A - Method and apparatus for applying a luting material to the edges of reinforced glass plates : en fr
  • FR755714A - Ashtray with automatic extinguisher : en fr
  • FR755834A - Circular knife sharpening device : en fr
  • DE588754C - Method of communication by means of infrared rays : de en
  • FR755936A - Tool drive device for high precision lathe work : en fr
  • SU33352A1 - Sunflower threshing apparatus : en ru
  • US1936782A - Interlocking distributor and elevator bar for typographical machines : en
  • US1936954A - Vehicle : en
  • US1937190A - Apparatus for agitating fluid masses and separating materials : en
  • DE589058C - Disc mills, especially for cocoa kernels : de en
  • US1936701A - Twin-wheel caster : en
  • US1936738A - Typewriting machine : en
  • US1936838A - Hair clasp : en
  • DE589024C - Pressure compensation device on multi-roller lever or hydraulic calenders : de en
  • DE589028C - Switching arrangement for electric flashlights : de en
  • CH165728A - Process for the preparation of a tin complex salt mixture. : de en
  • GB402380A - Improvements in and relating to electric discharge devices : en
  • GB402360A - Improvements in and relating to weighing devices for indicating the weight of the pickling brine to be supplied to meat for the purpose of picking the latter : en
  • CA337487A - Exposure control apparatus : en fr
  • FR755590A - Heavy oil burner : en fr
  • GB402220A - Dough divider : en
  • DE588906C - crane : de en
  • DE588839C - Multiple tariff meters or meters for the sale of electrical work, liquids or gases : de en
  • FR755822A - Spray product repels insects from live cattle : en fr
  • DE588821C - Process and device for promoting the evaporation or evaporation process in the case of liquid or pulpy substances : de en
  • US1937483A - Method and apparatus for purifying and diffusing air : en
  • DK48089C - Waste gas turbo fan for Combustion power machines. : da en
  • DE589124C - Flat or profile roll consisting of a core and a shell cast around it : de en
  • FR755555A - Advanced thermal circuit breaker at maximum intensity : en fr
  • GB402118A - Improvements in or relating to the manufacture of tubes for heat exchangers and the like : en
  • DE588782C - Process for the preparation of a monoazo dye : de en
  • FR755633A - Method and apparatus for measuring the tension of ropes, threads, etc. : en fr
  • PL19310B1 - Manual kneader for dough mixing. : en pl
  • SU33239A1 - Method of preparing methyl green dyes : en ru
  • US1937071A - Safety oil can : en
  • GB402293A - Tooth brush : en
  • GB402332A - Improvements in or relating to colour printing : en
  • DK48088C - Murdybel. : da en
  • FR755828A - Arm press for stamping metal bases of dental prostheses : en fr
  • FR756061A - : fr
  • FR755912A - Improvements to the gate circuits of discharge valves in an ionized medium : en fr
  • GB402262A - Improved lubricating oils : en
  • ES2065U - Own mechanical-automatic apparatus for solace and relaxation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403403A - Improvements in methods and means for maintaining a uniform temperature in incubators and other enclosed structures : en
  • GB402153A - Improvements in apparatus suitable for moving fowl houses, pig huts and the like : en
  • FR755636A - Steering device for toy boats : en fr
  • GB402354A - Improvements in or relating to tobacco pipes : en
  • FR755657A - Apparatus for slicing Gruyere or similar products into slices of equal thickness : en fr
  • FR755895A - Process for enriching ores by flotation : en fr
  • GB402181A - Improvements in or relating to television and the like systems : en
  • FR755921A - Electromagnetically operated vacuum switch : en fr
  • FR755727A - High power lifting device : en fr
  • FR755752A - Improvements made to the lifting and turning devices of agricultural machinery, and in particular of polysock plows or the like : en fr
  • GB402766A - Improvements in or relating to bearings for colliery corves, waggons and like vehicles, applicable also for other purposes : en
  • AU929932A - Improvements in and relating tothe threshing mechanism of harvesters : en
  • US1936699A - Apparatus and process for treating hydrocarbon oils : en
  • US1936967A - Pointer sighting device : en
  • PL19187B1 - Pin Impact Mill. : en pl
  • US1937062A - Transport truck : en
  • PL19174B3 - A method of improving the mechanical and magnetic properties of alloys of iron with nickel and beryllium. : en pl
  • SU33401A1 - X-ray dosage method by irradiating photosensitive paper : en ru
  • US1936918A - Acoustic device : en
  • SU33443A1 - Method of making tubular blanks from insulating masses : en ru
  • US1936647A - Walking toy : en
  • US1936945A - Adjustable support for window shades and curtains : en
  • SU33394A1 - Electric shutter for photographic apparatus : en ru
  • FR755651A - Welding process of metals, in particular non-ferrous metals : en fr
  • GB402328A - Improvements in the manufacture of acetyl-chloride : en
  • US1937258A - Screen or tray washing machine : en
  • US1936620A - Motor control : en
  • US1936657A - Treating oil : en
  • US1937143A - Excess voltage protection circuit : en
  • CH165444A - Jet breaker especially for sink taps. : en fr
  • PL19261B1 - Joint of steel and iron casing cells in mine workings. : en pl
  • SU33126A1 - A device for testing staining : en ru
  • SU33444A1 - Conveyor belt for finishing and glazing porcelain plates and other flat ceramic products : en ru
  • DK48080C - Procedure for the uptake of phosphoric acid-containing substances, in particular crude phosphate. : da en
  • FR755823A - Device ensuring the tipping of the wagon boxes for their automatic emptying : en fr
  • SU33254A1 - Device for shaking maximum medical thermometers : en ru
  • US1937132A - Display rack : en
  • US1937333A - Magnetostriction oscillation generator : en
  • US1937053A - Folding camera : en
  • US1937174A - Art of briquetting materials : en
  • SU33281A1 - Grinding machine : en ru
  • CH165499A - Device for the compulsory dosing of dry and liquid bodies, especially sugar, before they are mixed. : de en
  • CH165611A - Control panel terminal. : de en
  • DE589056C - Process for the production of fork-shaped brackets provided with external stops : de en
  • DE588550C - Fountain pen : de en
  • DE588989C - Hydraulic press, especially for pressing forgings, with an ejection device for the workpiece built into the main piston of the press : de en
  • US1937191A - Parachute flare : en
  • US1937229A - Process of cleaning and disinfecting metallic articles : en
  • US1937316A - Face steamer : en
  • CH165511A - Method and device for producing an edge register on finished books and the like. : de en
  • ES132341A1 - A device of measurements for pieces or bands of cloth. : en es
  • CH165508A - Process for the production of artificial sponge. : de en
  • CH165633A - Arrangement to prevent interference with ion valves. : de en
  • PL19141B1 - The method of making bread and the yeast preparation for this purpose. : en pl
  • PL19217B3 - Electric glow igniter. : en pl
  • SU33301A1 - Pneumatic Cell Agitator : en ru
  • US1937238A - Air conditioning plant : en
  • US1937428A - Sweet potato vine cutter : en
  • DE588983C - Device for setting the ignition point in internal combustion engines : de en
  • DE589087C - Transformer arrangement for converting three-phase current into three-phase current using single-phase transformers : de en
  • CA337431A - Airship beacon and service station : en fr
  • FR755693A - Transport systems : en fr
  • FR755701A - Alloys for shaped parts, for example dies, with high mechanical and chemical resistance, used in the artificial silk industry : en fr
  • FR755969A - Method and machine for electrically soldering and brazing workpieces of all kinds, and in particular knitting machine needles, etc. : en fr
  • CA337455A - Engine mounting : en fr
  • CH165440A - Chisel for processing artificial stone. : de en
  • FR755860A - New illumination socket : en fr
  • FR755962A - Recording method for sound films with version in several languages : en fr
  • FR755997A - Apparatus for carrying out machining operations in an arc of a circle, in particular sawing, without prior plotting : en fr
  • US1936753A - Method of making silk products : en
  • SU33309A1 - Apparatus for determining the rate of flow of water in a pitch field : en ru
  • US1937469A - Lighter : en
  • FR755958A - Improvements to making mushroom <<white>> : en fr
  • GB402206A - Improvements in or relating to electric motor control systems : en
  • GB402245A - Improvements in and relating to metallic staircases : en
  • AU975332A - Absorbent pellet for tobacco pipes : en
  • FR755612A - Improvements to air registers : en fr
  • GB402371A - Improvements in fuel injection devices for internal combustion engines : en
  • FR755867A - Device for interrupting alternating current circuits : en fr
  • FR755622A - Improvements in the manufacture and processing of artificial filaments, threads, tapes and the like : en fr
  • FR755815A - Naphtha and heavy oil burner, particularly suitable for heating espresso makers, bath heaters and similar devices : en fr
  • GB402213A - Improvements relating to clock gongs : en
  • DE588774C - Loading device : de en
  • FR755573A - Improvements to accumulator plates : en fr
  • GB402302A - Improvements in or relating to travelling cranes : en
  • DE588828C - Address printing plate frame : de en
  • DE589030C - Safety device intended for gas firing systems with a sealing fluid that closes the gas line : de en
  • DK48072C - Electric Battery Light, especially for Bicycles. : da en
  • FR755624A - Hole Punch Frame : en fr
  • US1937195A - Marking and impression die and process of ornamenting and marking shoe uppers : en
  • GB402203A - Improved method of producing a coating of an oxide : en
  • PL19185B1 - Self-made firearm. : en pl
  • DK48066C - Device for Connecting Loose Leaves. : da en
  • FR755775A - Assembly for metal pipes : en fr
  • SU33347A1 - Dunkeeper : en ru
  • GB402338A - Improvements in or relating to shock absorbers : en
  • GB402301A - Improvements in reduced sound films with standard sound track : en
  • GB402373A - Improvements in and relating to thermostatic switches : en
  • GB402768A - Improvements in or relating to machines for milling and/or grinding propeller blades : en
  • PL19254B1 - Pressure reducing valve for gases, especially oxygen, of constant operation at voltages that are subject to considerable fluctuations. : en pl
  • US1936994A - Rubber insulated electrical conductor : en
  • SU33358A1 - Device for cutting leaves from bushes, etc. : en ru
  • SU33464A1 - The method of water purification using electroosmosis : en ru
  • DE588979C - Overflow hot water storage tank with a drain pipe, the mouth of which is adjustable in height : de en
  • GB402357A - Improvements in the manufacture of cones for loud speakers and other purposes : en
  • SU33425A1 - Tool for filing nails to the press for heel nozzles : en ru
  • US1937232A - Hopper gate closing mechanism : en
  • SU33366A1 - Internal combustion turbine : en ru
  • US1937186A - Wall construction : en
  • US1937267A - Apparatus for varying the leverage of the link and lever gearing of vehicle brakes : en
  • DE589013C - Process for evaporating or distilling high-boiling substances, e.g. B. Fatty acids : de en
  • FR755754A - Writing character : en fr
  • GB402428A - Improvements in or relating to coin controlling devices : en
  • FR755665A - Cable distributor : en fr
  • GB402130A - A new or improved yarn clearer : en
  • GB402309A - Manufacture of 4-amino-1:8-naphthalene-dicarboxylic acid imide and derivatives thereof : en
  • GB402349A - Improvements in or relating to fireplace surrounds : en
  • ES1535Y - Glass or crystal container vessel with special weir system : en es
  • SU33102A1 - Electric drill : en ru
  • US1936836A - Manufacture of water-free ethyl alcohol : en
  • US1937201A - Thermionic tube : en
  • DE588628C - Rising door hinge : de en
  • US1936826A - Container : en
  • ES132286A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • US1937159A - Potato harvesting machine : en
  • DE588540C - Angle measuring device, theodolite or the like. : de en
  • FR755825A - Rational framework for mechanical filters : en fr
  • FR755711A - New internal combustion engine : en fr
  • US1937237A - Lubricating system : en
  • DE588769C - Method and device for the production of welding iron or steel : de en
  • FR755845A - Separable cartridge tape, for machine guns or other similar firearms : en fr
  • FR755986A - Protective coatings for radiotherapy rooms : en fr
  • FR755728A - Transportable and removable reproduction device for sound films : en fr
  • FR755924A - Improvements to automatic firearm discharge mechanisms : en fr
  • DE588838C - Safety device for electrical three-phase networks, in particular as protection of low-voltage networks underground : de en
  • DE588994C - Process for the production of diazo light images : de en
  • FR755835A - Process for obtaining variously colored artificial cellulosic materials in the form of sheets, strips or films : en fr
  • GB402337A - Improvements in or relating to shock absorbers : en
  • FR755952A - Frame for drying tiles, bricks and other ceramic products : en fr
  • SU33195A1 - Device for switching on two subscribers of the central battery system station : en ru
  • SU33123A1 - Truzovaltsovka type Sleazachek : en ru
  • US1936843A - Production of wood fiber mass : en
  • US1937436A - Agricultural implement : en
  • SU33462A1 - Device for pneumatic concreting of piles in the ground and cementing the soil : en ru
  • FR755849A - Direction indicator with adjustable eccentric axial parts : en fr
  • CY38A - Method of treating recovered sulphur : en
  • DE589004C - Trigger device with breaker lever for self-loading weapons : de en
  • US1936883A - Brake : en
  • US1937072A - Slub catching shuttle : en
  • US1937476A - Labeling machine : en
  • ES132343A1 - A procedure with its provision for continuous vaporization and polishing of fabrics. : en es
  • DE588722C - Multi-cylinder two-stroke internal combustion engine : de en
  • DE588794C - Device for loosening conical tool shafts with attachment tabs : de en
  • DE588849C - Electromechanical vibration converter : de en
  • FR755881A - Improvements in billiards games : en fr
  • GB403099A - Improvements in and relating to the humidification of the air in incubators and other enclosed structures : en
  • US1937181A - Water-insoluble azo-dyestuffs and fiber dyed therewith : en
  • US1937463A - Lubricating composition and method of making same : en
  • US1937189A - Vehicle storage system : en
  • US1936987A - Weather stripping : en
  • US1937279A - Watchman's tour signal system : en
  • DE589127C - Device to prevent flashbacks in mercury vapor rectifiers : de en
  • GB402275A - Improvements in sheet piling : en
  • SU33455A1 - Derevna n rava dam : en ru
  • US1936668A - Plaiting device : en
  • GB402296A - Improvements in or relating to dispersions or plastic preparations : en
  • CH165689A - Switching and control device for transmissions to be switched by negative or positive pressure, in particular of motor vehicles. : de en
  • SU33085A1 - Clamping device in metalworking flocks : en ru
  • DE588811C - Reed : de en
  • DE588892C - Unified electromagnetic regulator and switch for electrical systems on vehicles : de en
  • DE588980C - Core provided with ventilation ducts for plywood doors and building panels : de en
  • PL19193B3 - Kir 47 b, iST Bearing with a floating bush, in particular for connecting rods or similar machine parts. : en pl
  • SU33224A1 - The method of controlling the uniformity of the impregnation of the cable with an insulating composition : en ru
  • US1936900A - Means of communication : en
  • US1936822A - Box, especially for viscous substances : en
  • US1936871A - Antitheft light socket : en
  • DE588843C - Process for the production of smooth, high-gloss oil paints : de en
  • SU33229A1 - Insulated Wire Winding Machine : en ru
  • FR755749A - Electrical machine or device incorporating magnetic circuits : en fr
  • GB402168A - Improvements in and relating to magneto-electric machines : en
  • DE588443C - Switchgear with compressed gas switch : de en
  • DE589079C - Process for the production of dibenzanthrone : de en
  • US1936569A - Brake : en
  • CH165584A - Sealing ring for cast iron socket pipes with stuffing box seal. : de en
  • DE588844C - Stocking made on the flat weft knitting machine and process for its production : de en
  • FR755907A - Improvements to celluloid stamping processes : en fr
  • GB402151A - Improvements relating to containers for transport purposes : en
  • US1937131A - Facsimile signaling system : en
  • US1937367A - Balanced gear pump or motor : en
  • PL19204B3 - Protective coating. Additional pitent to patent No. 11202. : en pl
  • US1936719A - Apparatus for and method of heat treating metal : en
  • US1937427A - Sheet metal hose nozzle : en
  • US1937008A - Corrective brassiere : en
  • US1936695A - Shock absorber : en
  • US1937356A - Wearing apparel : en
  • USD91117S - Design for a clock case or similar : en
  • SU33207A1 - Method of making oil-impregnated electrical cables : en ru
  • US1937489A - Catalyst and method of producing same : en
  • DE588986C - Device for joining workpieces : de en
  • FR755972A - Manufacturing process to obtain a rubber boot without canvas, fully molded and vulcanized in a press : en fr
  • DE588438C - Snow plow with side wings for pulling or pushing force : de en
  • FR755930A - : fr
  • PL19212B1 - Pull-out window grille. : en pl
  • PL19304B1 - Trolley for tracked vehicles. : en pl
  • DE589000C - Filler pencil with slide rule : de en
  • PL19222B1 - Method of mechanical dissolving otrab. : en pl
  • US1936611A - Manufacture of container opening keys : en
  • SU33279A1 - Machine for clamping the wheel spokes in the holes of the hub : en ru
  • US1937123A - Sleeve valve engine : en
  • AU1223733A - Improvements in electric cables : en
  • CH165718A - Power transmitting mechanism. : en fr
  • CH165723A - Process for the preparation of an antimony V complex salt. : de en
  • CH165551A - Timepiece. : en fr
  • CH165629A - Polarized clapper armature relay. : de en
  • CH165538A - Temperature controller. : de en
  • DE588777C - Insulating pipe bending pliers pressed from sheet steel : de en
  • FR755641A - Opening device for waterproof luminaires : en fr
  • FR755896A - Fluid meter comprising four cylinders arranged in a cross : en fr
  • CA337428A - Steering machine : en fr
  • SU33295A1 - Hot continuous press : en ru
  • SU33183A1 - Station train departure indicator : en ru
  • US1936616A - Lamp stand : en
  • US1937085A - Doorstop : en
  • DE589069C - Device for loosening, loading and relocating masses, especially mountain masses : de en
  • US1937185A - Method of making hard alloys for cutting tools : en
  • FR755854A - Vehicle lifting device : en fr
  • FR755599A - Device for connecting two mobile units with reciprocating movement with automatic locking of one of the units and its application to a meat tenderizing machine : en fr
  • FR755763A - Method for heating curlers for non-curling waves, combustible product and device for carrying out this method : en fr
  • GB402264A - A process for the hydrogenation under pressure of hydrocarbons : en
  • SU33372A1 - Lock for connecting the ends of the ropes and chains : en ru
  • US1936854A - Incandescent lamp : en
  • US1937161A - Match feeding mechanism : en
  • US1936659A - Air filter : en
  • SU33384A1 - Resonator for stringed musical instruments : en ru
  • DE588943C - Process for the direct production of alkaline earth cyanides by the action of nitrogen on the carbides in question : de en
  • CA337542A - Spare wheel support : en fr
  • DE588825C - Device for spraying freshly printed sheets with liquid paraffin or the like. : de en
  • FR755660A - Improvements to plow cutters : en fr
  • DE589133C - Measuring device for hydraulic feed drives on machine tools : de en
  • DK48090C - Rotary pump. : da en
  • FR756005A - : fr
  • FR755865A - : fr
  • FR755961A - Process for extracting gums from carob seeds : en fr
  • GB402242A - Improvements in means for cooling high-voltage discharge apparatus : en
  • FR755812A - Probe-weft release mechanism for circular looms : en fr
  • US1936742A - Apparatus for comminuting materials : en
  • US1936876A - Shock absorber : en
  • US1937213A - Magnetic induction machine : en
  • USD91125S - Design fob an automobile bumper bar : en
  • SU33180A1 - Device for transferring arrows from a moving wagon : en ru
  • US1937110A - Viscose solution : en
  • US1937376A - Printing telegraph : en
  • BE399089A - Tennis racket frame : en fr
  • CH165589A - Cable crane. : de en
  • DE588663C - Device for automatic voltage regulation of AC power lines : de en
  • SU33463A1 - Koprova Baba, working on the principle of internal combustion engine : en ru
  • US1936770A - Method of producing artificial ice : en
  • US1937275A - Machine for shaving sound record tablets : en
  • DE588560C - Domestic water supply system : de en
  • FR755588A - Further training in revolution counters or similar devices : en fr
  • CH165580A - Roller bearing. : de en
  • CH165668A - Device that opposes voltage drops from superposition currents at high frequencies injected into electrical power distribution networks. : en fr
  • CA337503A - Snap acting device : en fr
  • DE526100C - Compensated grid DC modulation circuit : de en
  • DE587819C - Process for the production of gluconic acid or citric acid and their salts : de en
  • CA337425A - Antimonate production : en fr
  • CH165524A - Installation on a photographic film copier. : de en
  • CH165474A - Process for the production of artificial structures. : de en
  • CA337519A - Cigar bunch roller : en fr
  • US1936630A - Combination harvester-thresher : en
  • CH165522A - Roll film camera with viewfinder chamber arranged above the receiving chamber. : de en
  • US1936868A - Loading clamp : en
  • DE588871C - Single drum washing machine : de en
  • CA10157S - Metal and glass danger signal sign : en
  • IE12982L - Treatment of milk or cream : en
  • CA337516A - Adding and sorting machine : en fr
  • SU33150A1 - The method of obtaining pro from aqueous dioxidaphenyl : en ru
  • US1936634A - Mat, matting, and covering : en
  • US1937148A - Electrical apparatus : en
  • US1937259A - Method of breaking petroleum emulsions : en
  • DE589098C - Reverse pocket mirror : de en
  • SU33105A1 - Tine crown : en ru
  • US1936929A - Disappearing stairway : en
  • US1937392A - Timing and signaling device : en
  • PL19227B1 - Electric bulb, filled with gas. : en pl
  • PL19262B1 - Beam for loosening mine chests. : en pl
  • US1936823A - Rim construction : en
  • US1937157A - Lip stick holder : en
  • PL19149B1 - The razor. : en pl
  • SU33130A1 - Device for holding horizontal lines during whitewashing works : en ru
  • DE588533C - backpack : de en
  • DE588630C - Firearm : de en
  • GB402283A - A new or improved clip for the retention of suspended garments, curtains and the like : en
  • CH165683A - Luminous advertising device. : en fr
  • SU33354A1 - Trier : en ru
  • US1936578A - Speed controlling and speed measuring centrifugal mechanism : en
  • US1936752A - Aircraft with rotative sustaining blades : en
  • DE589007C - Auxiliary device for cutting off : de en
  • FR755578A - Electrically operated chain breaker device : en fr
  • GB402169A - Improvements in or relating to lubricating systems for motor road vehicles : en
  • DE589001C - Fountain pen : de en
  • US1936614A - Pressure pump : en
  • PL19177B3 - The way of condemning the spirit. : en pl
  • US1936793A - Point source light for television and picture receiving : en
  • US1936703A - Frame for hand bags : en
  • US1936953A - Half shade polarizer : en
  • SU33374A1 - Steam pressure regulator : en ru
  • US1936631A - Metallic sash : en
  • US1936808A - Ball trimming machine : en
  • GB402179A - Improvements in means for cooling the engines of tractors and like vehicles : en
  • CH165431A - Construction prop. : de en
  • US1936818A - Locker : en
  • BE397482R - : fr
  • DE589027C - Process for welding ribbed plates onto iron sleepers : de en
  • FR755836A - Device for signaling the blocking of axles of vehicles, more particularly of railway and tram convoys : en fr
  • CH165559A - Method and apparatus for the electro-thermal treatment of goods. : de en
  • PL19219B1 - A car with the engine placed on the side of the car. : en pl
  • US1937280A - Plastic composition : en
  • US1937494A - Stereotyping process and mechanism : en
  • CA337498A - Container : en fr
  • DE571732C - Method for amplitude modulation : de en
  • FR755826A - Magnet control of shuttles and weft feeders for textile looms : en fr
  • PL19165B1 - A method for obtaining carbon monoxide lean gases, and an apparatus for carrying out the method. : en pl
  • SU33193A1 - Wiring device : en ru
  • US1936800A - Rake : en
  • CA337481A - Flexible sheet cleaning apparatus : en fr
  • ES132118A1 - Hydraulic speed change mechanism. : en es
  • CA337439A - Coal degasifying process : en fr
  • CA337525A - Roll top door : en fr
  • CH165585A - Valve. : de en
  • AU1025732A - Apparatus for distributing and cooling milk, cream or other liquids : en
  • PL19249B1 - A device for making decorative fabrics. : en pl
  • US1937129A - Brake shoe : en
  • SU33189A1 - Device for using a typewriter as a telegraph transmitter : en ru
  • US1937149A - Hydropneumatic accumulator : en
  • CA337449A - Ore treating apparatus : en fr
  • US1936645A - Car truck : en
  • US1936774A - Synchronizing equipment : en
  • US1937451A - Electric meter : en
  • SU33202A1 - Device to selectively call telephones : en ru
  • BE399398A - : en
  • US1936728A - Device for crushing and pulverizing ore and other refractory material : en
  • US1937293A - Lateral motion journal box : en
  • CA337555A - Burial vault : en fr
  • CH165428A - Method for producing a floor covering. : de en
  • GB402353A - Improvements in and relating to devices for producing aerated beverages : en
  • DE583843C - Device for the production of carbonated beverages : de en
  • ES131991A1 - A procedure to obtain combustible gas. : en es
  • FR755931A - New combination of cheese powder, whether or not processed, with the resulting flour and powdered food and industrial edible products : en fr
  • SU33440A1 - Rotary Press For Tobacco : en ru
  • SU33451A1 - The method of drying materials : en ru
  • US1936983A - Process of mold fermentation and apparatus therefor : en
  • ES132363A1 - A charger driven by gas expansion for machine guns and the like. : en es
  • CH165473A - Method for removing artificial threads from a strongly acidic spinning bath, in methods in which the threads are made from viscose and passed through a water bath. : de en
  • CH165548A - Process for the production of audio writing on films, records and the like. : de en
  • DE588870C - Electric top drive for the laundry mover of a washing machine : de en
  • FR755887A - : fr
  • FR755586A - Stockings suspension improvements : en fr
  • CA337454A - Drawing board clamp : en fr
  • CH165554A - Watch case. : de en
  • SU33168A1 - Device to prevent upward rolling stock of airways with propeller thrust : en ru
  • US1936640A - Reversible friction clutch : en
  • US1937236A - Feed collet : en
  • PL19225B1 - Vehicle tire. : en pl
  • US1937277A - Production calculator : en
  • US1937104A - Method of making pencils : en
  • US1937373A - Alternating current motor : en
  • US1937150A - Suction pump : en
  • USD91105S - Design for a lodge finger ring : en
  • CH165435A - Vacuum cleaner for ventilation or smoke ducts. : en fr
  • FR755872A - Process for dyeing bones and bone objects : en fr
  • CH165484A - Bobbins for braiding machines. : de en
  • DK48071C - Antenna system for simultaneous connection of several Radio receivers. : da en
  • AU1793262A - Improvements in or relating to mounting means : en
  • CH165577A - Method and device for producing toothings from metal strips. : de en
  • FR755941A - Improvement in the manufacture of matches based on phosphorus sesquisulphide : en fr
  • SU33383A1 - Piano, combined with harmonium : en ru
  • US1937026A - Means for signaling : en
  • US1937127A - Variable speed transmission device : en
  • US1937183A - Vehicle body framework : en
  • US1937336A - Fire control system : en
  • DE589034C - Process for the preparation of a therapeutically effective preparation : de en
  • PL19167B1 - Tearing machine for endurance tests. : en pl
  • US1937414A - Winding and tensioning mechanism for cord braiding machines : en
  • CH165540A - Hydraulic force gauge with ground stamp. : de en
  • US1936651A - Method of drying moistened sheet material : en
  • US1936962A - Automatic stoker : en
  • CH165623A - Device with electromagnetically operated mercury contactors for switching on and controlling the direction of rotation of electric servo motors. : de en
  • US1936764A - Link conveyer belt : en
  • US1936913A - Enamel imitation leather finish : en
  • US1937220A - Flare signal : en
  • CA337408A - Suction device for pipes : en fr
  • PL19255B1 - A method of producing white milled enamels and glazes. : en pl
  • US1937176A - Boiler for use in the exhaust pipe of an internal combustion engine : en
  • GB402286A - Process for the manufacture of bornyl oxalates : en
  • CA337423A - Collar corrugating apparatus : en fr
  • SU33121A1 - Double sided rewinder for wire : en ru
  • US1936867A - File cabinet drawer : en
  • CH165429A - Rolling grilles. : de en
  • FR755938A - Device for automatic priming of siphons : en fr
  • SU33446A1 - Ring Bricks Furnace : en ru
  • US1937319A - Electric heating unit : en
  • US1937288A - Heating and refrigeration apparatus : en
  • CH165514A - Die setting and line casting machine with die rods that are freely suspended on wires in a circuit. : de en
  • CH165599A - Light battery igniters, in particular for motorcycles. : de en
  • US1936955A - Shoe and shank stiffener and method of attaching the latter : en
  • US1937050A - Rotary swivel : en
  • US1937383A - Manufacture of benzoic acid : en
  • US1936948A - Condensation products of the anthraquinone series : en
  • CH165553A - Wrist watch. : de en
  • US1936870A - Brake : en
  • PL19128B1 - Electric apparatus for actuating mining fuses. : en pl
  • SU33270A1 - Three Axis Band Saw : en ru
  • US1936750A - Locomotive spotter : en
  • US1936884A - Freewheeling unit : en
  • DE588836C - Switching device, especially for tariff guards : de en
  • CH165496A - Method and machine for applying adhesive to footwear floors. : de en
  • US1936972A - Single-roll grinding mill : en
  • PL19248B1 - Device for adjusting photographic lenses. : en pl
  • US1936582A - Process of rolling metals : en
  • PL19247B1 - The method of obtaining fluorosilicates. : en pl
  • US1936779A - Thermal relay : en
  • FR755984A - Box suspension system with handle : en fr
  • PL19209B1 - Wc, A?> L $ ° Slip friction clutch. The patent depends on the patent No. 111 BI. : en pl
  • PL19279B1 - A method of cooking cellulose and the like materials, and an apparatus for carrying out the method. : en pl
  • US1936725A - Automobile wheel : en
  • US1936866A - Sulphate drier : en
  • US1936718A - Bakery product and method of producing the same : en
  • US1937263A - Insulated container : en
  • SU33393A1 - Tripod for photographic camera : en ru
  • PL19268B1 - Hygienic device for dispensing and measuring the amount of dispensed liquids. : en pl
  • US1937067A - Finger guide for typewriters : en
  • US1936783A - Check protector : en
  • DE588561C - Membrane gas pressure regulator : de en
  • DE589115C - OEdaempfungseinrichtung with pistons working in cylinders for the pendulum of regulators, especially axis regulators : de en
  • GB402400A - Improvements in or relating to the production of vitreous silica ware : en
  • GB402237A - A device for the manufacturing and decorating by extrusion of confectionery and pastry-cook's wares of all kinds : en
  • FR755846A - Device for curling and waving hair : en fr
  • GB402403A - Improvements relating to radio receiving or transmitting set cabinets : en
  • DE588905C - Pad for drying beds in cots and strollers : de en
  • GB402157A - Improvements in windows and in fittings therefor : en
  • FR755885A - Device for the classification of plates, files, etc. : en fr
  • FR755675A - Film enhancements for color photography : en fr
  • DE588411C - Contact line crossing for electric railways : de en
  • DE588762C - Process for the production of carboxylic acids : de en
  • DE589008C - Bowling alley : de en
  • GB402160A - Improved method of making composite refractory articles : en
  • FR755634A - Electric discharge tube : en fr
  • FR755640A - Dosing dispenser for any liquid, semi-fluid or paste material : en fr
  • FR755911A - Powder box and other uses : en fr
  • GB402234A - Buckle or clasp for garments and the like : en
  • FR755819A - Refining process for distilled or cracked hydrocarbons : en fr
  • FR755905A - Anti-rust rubber coating : en fr
  • FR755730A - Improvements to devices used to test the balance of rotating bodies : en fr
  • US1937024A - Device for holding and dispensing paper sheets : en
  • GB402171A - A new or improved fastener for brooches, badges and the like : en
  • GB402209A - Improvements in or relating to circular knitting machines : en
  • DE588298C - Feed motor control for machine tools using photoelectric cells : de en
  • DE589120C - System for cleaning and separating from vehicle sheds, washing systems, machinery, turbine systems, etc. Like. Coming waste water : de en
  • GB402427A - Improvements in, or relating to, permanent-magnet dynamos : en
  • GB402307A - Improvements in or relating to collapsible cots or bedsteads : en
  • US1937004A - Electric hair comb and hair straightening means : en
  • DE588753C - Thread contact arrangement : de en
  • DE588764C - Dust protection ring for piston rods : de en
  • GB402244A - Improvements in ball and ring mills : en
  • GB402406A - Trailed and suspended landing stage for aircraft carrying ships : en
  • DE588463C - Pressure indicator for grinding or grist rollers : de en
  • FR755669A - Buttonhole sewing machine : en fr
  • FR755607A - fuel saver : en fr
  • GB402116A - A thief proof combination electric switch device for use on motor cars and the like : en
  • GB402430A - Process for the preparation of iron or steel alloys containing chromium : en
  • DE588765C - Method and device for controlling prime movers : de en
  • US1937122A - Valve or cock : en
  • FR755767A - Process for the preparation, by chemical-thermal route of an anti-knock fuel for internal combustion engines : en fr
  • FR755627A - : fr
  • FR755629A - : fr
  • GB402326A - Improvements in or relating to thermionic amplifiers, radio receivers and the like : en
  • ES132328A1 - AUTOMATIC FEEDING MACHINE FOR WELDING THE LIDS OF CANNED JARS AND OTHER CONTAINERS. : en es
  • FR755805A - Improvements made to anti-rust or rust-destroying products and their manufacturing processes : en fr
  • FR755875A - Process for the electrolysis of compounds of alkali and alkaline earth metals, and of mixtures of these compounds : en fr
  • US1937450A - Sagger and method of making the same : en
  • FR755788A - Device for the transmission of energy from a direct current network to an alternating current network by means of electronic discharge cells with polarized grids : en fr
  • FR755890A - Aluminum anodic coating process : en fr
  • GB402180A - Improvements in or relating to sectional buildings : en
  • GB402211A - Improvements relating to metallic tubular posts : en
  • FR755637A - Plant fiber bleaching process : en fr
  • ES132346A2 - AN APPARATUS FOR COPYING FILMS OF LENTICULAR RETICLE BY MEANS OF PROJECTION. : en es
  • FR755809A - Maritime protector : en fr
  • SU33256A1 - Form for casting gland rings locomotive : en ru
  • FR755753A - Device for mixing, cooling and drawing off drinks and semi-fluid foods : en fr
  • FR755884A - Advanced address plaque : en fr
  • PL19202B1 - Clothes washing machine. : en pl
  • SU33084A1 - Device for attaching a fishing gear to the vessel : en ru
  • FR755876A - : fr
  • GB402136A - Improvements in and relating to ultra violet testing : en
  • FR755628A - : fr
  • FR755861A - Manufacturing process of nail and pin setting punch : en fr
  • GB402229A - Process for the simultaneous production of sulphuric and nitric acids : en
  • DE588602C - Electric metal vapor lamp with basic gas filling and glowing electrodes in the company, in which the power supply wires are melted or cemented in attachments protruding from the discharge vessel : de en
  • US1936889A - Refrigeration unit : en
  • US1937106A - Lubricating apparatus : en
  • US1937478A - Oscillating suction box : en
  • SU33338A1 - Tank sampling device : en ru
  • US1936675A - Manufacture of molded inlaid linoleum : en
  • US1936697A - Paper manufacture : en
  • PL19308B1 - Gas mask with transparent part covering the face. : en pl
  • DE588915C - Milling machine for tractor units : de en
  • DE589138C - Elastic guide with fabric covering for frameless sliding windows, especially for motor vehicles : de en
  • DE588817C - Cooling device for prime movers of aircraft : de en
  • US1937292A - Gypsum plaster and process for making same : en
  • SU33231A1 - Contact rectifier : en ru
  • SU33378A1 - Spring sheet bending machine : en ru
  • US1936863A - Self-lubricating bearings and method of forming the same : en
  • BE399065A - : en
  • CA337524A - Rubber compounding method : en fr
  • CA337521A - Cigar scrap bunch feed : en fr
  • DE588567C - Equipment on stranding machines to improve the capacity symmetry of multi-core telecommunication cables : de en
  • DE588857C - Sliding window with an upper wing that is on the same level and can be opened to the rear : de en
  • US1936597A - Radio amplifier for low frequencies : en
  • US1937446A - Purifying device for air and gas and method of producing the same : en
  • CH165552A - Electric time-setting mechanism for timepieces. : en fr
  • GB402320A - Improvement in non-return valves : en
  • PL19138B3 - Device for mechanical wastewater desludging. : en pl
  • SU33110A1 - Tool for strengthening the rod of the iron machine : en ru
  • US1937484A - Architectural lacquer system : en
  • CH165541A - Electro-mechanical control device applicable in particular in multiple tariff meters. : en fr
  • CH165614A - Connection device for electricity consumers. : de en
  • CH165729A - Process for the preparation of a zinc complex salt. : de en
  • DE588941C - Distilling and rectifying column with plate and ring bottoms : de en
  • DE589086C - Protection arrangement for electrical power networks : de en
  • US1936596A - Jack : en
  • US1937216A - Electromagnet : en
  • SU33313A1 - Volumenometer : en ru
  • FR755869A - Switch device for polishers and other electrically controlled household appliances : en fr
  • SU33238A1 - The method of obtaining vat dyes color beige or gray-blue : en ru
  • PL19252B1 - : en pl
  • SU33340A1 - The device for the account ordered in the dining room, restaurant, buffet, etc. dishes : en ru
  • SU33371A1 - Device for engaging the friction clutch : en ru
  • US1936602A - Brake actuator : en
  • US1937000A - Closure : en
  • SU33467A1 - Machine for viscous mats : en ru
  • FR755758A - Process for the production of complex organic salts of antimony : en fr
  • SU33320A1 - Instrument for measuring the heat released by the coolant : en ru
  • US1937059A - Water heater or boiler : en
  • US1937286A - Windshield wiper : en
  • US1936618A - Collision preventing system : en
  • US1936723A - Ice cream freezer : en
  • US1936769A - Antirattling hinge : en
  • US1937249A - Pocket lighter : en
  • US1937384A - Combined coin purse and bill fold : en
  • ES132360A1 - Improvements in roller bearings. : en es
  • FR755971A - Molds for casting sugar into ingots : en fr
  • US1937007A - Hydraulic press control mechanism : en
  • US1937162A - Toy : en
  • US1937329A - Joint for resisting high pressures : en
  • US1937331A - Automatic reverse ratcheting hoist : en
  • SU33418A1 - Propeller in the form of a fish hull for ships, gliders, aircraft and airships : en ru
  • US1937305A - Office- : en
  • US1936814A - Collapsible freezer box for meats : en
  • US1937111A - Electric light : en
  • DE588695C - Rectifier system in which rectifier vessels with several anodes connected in parallel are connected to each of the phases of a multi-phase alternating current network or transformer : de en
  • USD91099S - Design for a light casing fob a suc : en
  • GB402159A - Improvements relating to the manufacture of substituted alkyl chlorides : en
  • GB402409A - An improved apparatus for cleaning, washing, massaging and rubbing liquids and ointments into the scalp : en
  • GB402250A - Improvements in and relating to packages for bulbs : en
  • DE589063C - Fountain pen : de en
  • SU33272A1 - Tool for installing and feeding a hand-held crosscut saw when it is machined with an emery wheel : en ru
  • GB402126A - Improvements in or relating to vegetable tanning materials or extracts : en
  • DE588930C - Rotating scrubbing drum : de en
  • US1937496A - Stuffing box structure : en
  • DE588826C - Device for attaching exchangeable support plates for additional printing forms, especially for office printing machines : de en
  • FR755614A - Backstage enhancements for extendable tables : en fr
  • FR755574A - Advanced safety razors : en fr
  • DE588562C - Process for coking coals, which exert strong pressure on the chamber walls as a result of being driven : de en
  • CA337453A - Sewing machine : en fr
  • US1937421A - Ironing machine : en
  • DE588489C - Device for controlling three-phase motors : de en
  • SU33267A1 - Method of making roofing material : en ru
  • FR755576A - Improvements to sound signaling devices : en fr
  • USD91114S - Design for a lamp bracket : en
  • US1936979A - Azo dyestuffs : en
  • FR755743A - Process of agglomeration in granular form of crystallized salts, fertilizers in particular, and powdered products in general : en fr
  • DE588973C - Method for lamination of fur skins : de en
  • SU33096A1 - Mechanized Bakery Factory : en ru
  • FR755903A - Push-button valve for various liquids : en fr
  • FR755916A - Method for analyzing chemically purified water : en fr
  • US1937164A - Machine for coating paper and fabric : en
  • US1937271A - Removable safety bottle cover : en
  • US1937405A - Separator for storage batteries : en
  • AU1086233A - Improvements in binding arrangements for sheets or leaflets and applications ofthe same : en
  • CH165719A - Device for controlling a moving machine part. : de en
  • DE588410C - Brake pad assembly : de en
  • FR755760A - Slip protection device for the drive axles of electric vehicles : en fr
  • US1937196A - Gas purification : en
  • AU1025432A - Improvements in thermostatic apparatus : en
  • CH165642A - Electric tube with positive light column. : de en
  • CH165685A - Horseshoe anti-slip device. : en fr
  • SU33222A1 - Rectifier device : en ru
  • US1936858A - Friction gearing : en
  • US1936903A - Calculating machine : en
  • US1937256A - Apparatus for impregnating the coverings of electric cables and the like with oil orthe like : en
  • US1937314A - Fluid pressure responsive diaphragm : en
  • US1937482A - Compressed gas switch : en
  • FR755976A - Perforated clichés improvements : en fr
  • GB402314A - Improved method of and means for preparing fibres for spinning : en
  • ES132332A1 - A procedure for the use of heavy liquid fuels in gas explosion engines. : en es
  • DE588987C - Threading machine with electromagnetic reversing control : de en
  • ES131760A2 - : es
  • CH165634A - Device for controlling vacuum arc devices. : de en
  • DE588929C - Process for the continuous grinding and polishing of plate-shaped workpieces, in particular made of glass, marble or the like. : de en
  • FR755950A - Processes for the industrial production of ribbons bearing multiple juxtaposed traces of sound oscillographies : en fr
  • FR755954A - Grinder for the preparation of molding sand or any other material : en fr
  • GB402415A - Improvements relating to flanges for pipes and other containers for fluid at high pressures : en
  • FR755957A - Improved arrangement of ball bearings : en fr
  • PL19200B1 - Method for producing nicotine-free tobacco. : en pl
  • US1936669A - Release coupling : en
  • CH165608A - Procedure to compensate for the unbalanced capacitance of the wire groups of telecommunication cables. : de en
  • DE588813C - Conveyor car coupling : de en
  • DE588917C - Device for processing the mouth cutting edges on chuck cutting machines or the like. : de en
  • US1936673A - Coin controlled electric time switch : en
  • US1936759A - Switch : en
  • US1937215A - Lockstitch sewing machine : en
  • SU33292A1 - Cap to machine for crimping soles and backs to galoshes : en ru
  • SU33433A1 - Electric incandescent lamp for flash lighting : en ru
  • US1936787A - Regulator system : en
  • CH165587A - Speed change transmission. : de en
  • CA337499A - Vehicle suspension : en fr
  • CH165712A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • DE588797C - Device for holding the actuating organs of wing flaps : de en
  • USPP84P - Peach : en
  • DE588933C - AC remote pointer based on the rotating field principle : de en
  • US1937268A - Electric phonograph apparatus : en
  • US1936666A - Form for concrete columns : en
  • US1936851A - Motor vehicle wheel : en
  • US1937066A - Stand : en
  • US1937207A - Stop motion : en
  • US1937250A - Extension table : en
  • US1937328A - Production of carbamic acid chloride : en
  • AU1534933A - Improvements in high frequency coils : en
  • PL19175B1 - A method of producing valuable lubricating oils. : en pl
  • US1937369A - Electric valve circuit : en
  • PL19281B1 - A method of producing wetting, cleaning and dissolving agents. : en pl
  • US1937368A - Control system : en
  • USD91107S - Design fob a cup or similar : en
  • PL19155B1 - The method of obtaining the products of chlorine attachment to acetylene. : en pl
  • SU33456A1 - Swivel bearing (girder) for gates of dismountable dams : en ru
  • US1936888A - Closure cap : en
  • US1937323A - Laminated glass : en
  • US1937487A - Metal liquid container : en
  • US1936613A - Combine : en
  • US1936775A - Rubber knob and method of making : en
  • US1936901A - Method of cleaning oil : en
  • US1937289A - Method of making minnow traps : en
  • DK48086C - Magnetic system for electromagnetic devices for the conversion of electrical oscillations into mechanical or vice versa and containing two or more pairs of pole shoes and an armature placed in the air gaps formed between the pole shoes. : da en
  • GB402290A - Improvements in or relating to accumulators : en
  • GB402421A - Improvements in or relating to speed control of electrical machines : en
  • DE588918C - Poultry foot ring : de en
  • DE589078C - Method for attaching the fastening parts to capacitors, in particular to interference protection capacitors : de en
  • DE588810C - Catcher for centrifugal machines : de en
  • GB402122A - Improvements in or relating to radio direction finding systems : en
  • GB402794A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • CH165478A - Device for attaching sewing thread spools to sewing machines. : de en
  • CA337429A - Chain tightener : en fr
  • CH165696A - Elastic wheel, in particular for rail vehicles. : de en
  • DE588805C - Process for the production of highly refractory shaped bricks or workpieces from crystalline metal oxides : de en
  • US1936763A - Regulator : en
  • FR755558A - Cable ties : en fr
  • US1936767A - Shaft bearing for hydraulic turbines : en
  • US1936820A - Method and apparatus fob increas : en
  • GB402387A - Improvements in or relating to devices for regulating circumferential velocities : en
  • US1936579A - Baseball bat : en
  • US1937387A - Flexible fluid container : en
  • DE588541C - Recording apparatus, especially for the control of machines : de en
  • DE588927C - Windshield wipers, in particular for motor vehicles : de en
  • DE589121C - Safety device on bathtubs and other liquid containers to prevent overflow : de en
  • SU33435A1 - Melting nozzle : en ru
  • US1936727A - Floor waxing device : en
  • FR755902A - : fr
  • FR755923A - Improvements made to electrical condensers and their manufacturing process : en fr
  • FR755965A - Method and devices for playing back, synchronizing, re-recording and rigging sound films : en fr
  • GB402424A - Improvements in or relating to self-propelled trucks having lifting platforms : en
  • CA337427A - Fuel saving device : en fr
  • FR755953A - Cellulose film and its manufacturing process : en fr
  • GB402127A - New or improved display apparatus for fabrics : en
  • FR755580A - Method and device for concentrating or pre-concentrating electron beams : en fr
  • GB402132A - Improvements in devices for delivering liquids in measured quantities by volume : en
  • US1936975A - Oil well pump valve : en
  • SU33186A1 - Device for indicating a faulty group of electric traction motors : en ru
  • US1936926A - Hydroxycarboxylic acid arylides : en
  • US1937227A - Dispensing barrel elevator and support : en
  • US1937456A - Pin motion : en
  • FR755635A - Solutions of chemical compounds and their preparation process : en fr
  • DK48073C - Squeezing device for cans for storing oil-colored paints. : da en
  • FR755746A - Nail nipper enhancements : en fr
  • FR755980A - Improvement in tether carabiners : en fr
  • GB402225A - Apparatus for the automatic operation of the vertical and transverse stabilising of aircraft : en
  • FR755598A - Ball joint forming universal joint : en fr
  • FR755858A - removable character labels : en fr
  • FR755973A - Plow : en fr
  • USD91106S - Design fob a tile bab : en
  • US1937175A - Paper cutting machine : en
  • US1937396A - Laminated glass and process for producing the same : en
  • GB402134A - Improvements relating to electrical circuits for producing oscillations of non-sinusoidal wave form for use, for example, with cathode ray devices : en
  • DE588778C - Turbine generator set with exciter arranged between turbine and generator : de en
  • SU33329A1 - Tensioning device : en ru
  • US1937308A - Car roof : en
  • US1937327A - Method and apparatus for making card holding pockets : en
  • FR755673A - Attachment device for plowshares : en fr
  • FR755862A - Lighters improvement : en fr
  • US1936636A - Composition of matter for use in producing leavened bakery products : en
  • US1937315A - Machine for the purpose of detecting pink boll worm infestation in gin trash : en
  • US1936626A - Clutch operating mechanism : en
  • US1937121A - Hydraulic broach machine : en
  • SU33124A1 - Eyelet processing machine for pair of stamped sewing needles : en ru
  • US1936570A - Gas purification : en
  • US1937222A - Cigarette package : en
  • CH165479A - Machine for embroidering fabrics using thread loops. : de en
  • CH165695A - Method and device for the lubrication of bearings, in particular center and axle bearings of railway vehicles. : de en
  • US1936711A - License plate holder : en
  • CH165641A - Floor lamp. : de en
  • SU33160A1 - Device for protecting the ends of locomotive steam heating pipes from burning : en ru
  • SU33274A1 - Motor plane for planing floors, decks, etc. : en ru
  • SU33315A1 - Variable shoulder weights for varying percentages : en ru
  • DE588853C - Bimetal thermostat : de en
  • US1937455A - Plate positioning device : en
  • US1937011A - Acoustical plaster : en
  • SU33114A1 - Scraper winch : en ru
  • CA337424A - Windshield wiper : en fr
  • PL19267B1 - Method for removing rust and pickling iron and steel. : en pl
  • US1937049A - Slicing machine for potatoes and the like : en
  • CH165455A - Cover plate for electric hotplates. : de en
  • SU33205A1 - Radio receiver : en ru
  • US1936797A - Phase-sequence network : en
  • US1937307A - Safety razor blade sharpener : en
  • AU1186833A - Improvements in electric heaters : en
  • GB402249A - A device for use at funerals : en
  • GB402756A - Improvements in and relating to apparatus for applying plastic coatings to articles such as bread slices or jointing material : en
  • DE588795C - Fabric trimming device on sewing machines : de en
  • DE588909C - Feed switch mechanism for saw frame : de en
  • FR755708A - Tedder : en fr
  • FR755996A - : fr
  • PL19284B1 - Method of obtaining crystalline digitalis glucosides. : en pl
  • SU33128A1 - Printing method mordant and dyes : en ru
  • SU33236A1 - Machine carousel for coating and with the ears of electric welding electrodes : en ru
  • SU33445A1 - The method of preparation of gypsum in the substance : en ru
  • US1937477A - Process of preparing para-hydroxybenzoic acid : en
  • DE588588C - Method for the transmission of signals, in particular with the aid of electromagnetic waves : de en
  • DE588815C - Circuit arrangement for telephone systems with several exchanges and dialer operation, especially for private branch exchanges : de en
  • CA337435A - Metal cask : en fr
  • DE588536C - Hollow stone for stone iron ceilings : de en
  • DE589117C - Device for transporting mobile guns : de en
  • PL19220B1 - A method of continuous, simultaneous sorting and testing the strength and thickness of fibers, especially synthetic fibers. : en pl
  • US1936681A - Method and means for removing carbon deposits : en
  • US1937360A - Slitting machine : en
  • US1937479A - Gathering pool : en
  • DE589039C - Depth pointer arrangement for conveyor machines : de en
  • FR755664A - Floor washer : en fr
  • GB403096A - The preparation of a naturally occurring enzyme and its application to industrial arts : en
  • US1936904A - frideim : en
  • US1937033A - Full-fashioned stocking and method of knitting same : en
  • US1937353A - Optic projection : en
  • PL19276B1 - System of the local automatic telephone exchange. : en pl
  • SU33131A1 - Peat Milling Device : en ru
  • US1937433A - Method and apparatus for making photographic measurements : en
  • DE588851C - Protection of wool, fur, hair, feathers, etc. Like. Against moths and other pests : de en
  • CH165497A - Process for the manufacture of footwear. : de en
  • PL19280B1 - Apparatus for examining the external appearance of cups for rifle shells or similar items for mass production. : en pl
  • US1936708A - Automobile lift truck : en
  • US1937264A - Rotary bread slicing machine : en
  • US1936687A - Golf practice device : en
  • US1936877A - Wheel : en
  • CH165436A - Device for closing a ventilation opening, ventilation, etc. : en fr
  • CH165470A - Lid for container with device for indicating delivery orders. : en fr
  • CH165590A - Safety and automatic adjustment device for free-piston motor-compressors. : en fr
  • SU33317A1 - Sound prefix to the film projector : en ru
  • US1937098A - Filing device : en
  • CA337546A - Oil and fat stabilization : en fr
  • CA337486A - Photographic apparatus : en fr
  • CH165618A - Time switch with revolving day disc for the optional suppression of switching processes in a cyclical sequence. : de en
  • CH165660A - Apparatus with coin insertion for issuing tokens for purchase of goods. : de en
  • CH165694A - System with engine and power generator, in particular for diesel-electric vehicles. : de en
  • SU33390A1 - Light box for magnifying devices : en ru
  • US1937206A - Thermomicroscopic arrangement : en
  • SU33173A1 - Fixture for fastening the platform racks : en ru
  • US1937116A - Urea manufacture : en
  • AU1025132A - Improvements in and connected with sewage digesters andthe like : en
  • PL19173B3 - A method of obtaining a bath with high wetting, penetrating, foaming and dispersing properties. : en pl
  • PL19238B1 - : en pl
  • DE588919C - Drive mechanism for a flying scissors : de en
  • DE589141C - Pneumatic circulation dryer : de en
  • FR755814A - Gasket for high pressure metal pipes : en fr
  • CH165612A - One-piece terminal block for measuring lines in electrical switchgear. : de en
  • SU33333A1 - Rack to the device to determine the moment of inertia of bodies : en ru
  • US1936702A - Propeller : en
  • US1937199A - Pyrometer tube : en
  • CH165490A - Stiffening device on soft or semi-soft collar. : de en
  • US1936897A - Clasp brake for motor trucks : en
  • SU33146A1 - The method of obtaining concentrated solutions of lactic acid : en ru
  • US1936664A - Container holder : en
  • CH165557A - Steel alloy. : de en
  • ES132338A1 - A method for the manufacture of rubber threads or strips. : en es
  • ES2070U - Beacon for airfields. (Machine-translation by Google Translate, not legally binding) : en es
  • PL19216B1 - Goniometric and panoramic telescope. : en pl
  • SU33276A1 - Device for hammering, tightening and building up the coal framework : en ru
  • CH165432A - Method and device for filling holes for the purpose of fastening oarlocks, hollow dowels and the like in the same. : de en
  • DE588866C - Gluing wood : de en
  • US1937431A - Process of making cable terminals : en
  • DE589018C - Device for the continuous distillation and splitting of petroleum and tars : de en
  • CA337468A - Float : en fr
  • CH165555A - Calendar timepiece. : en fr
  • CH165637A - Electric gas lighter. : de en
  • CA337420A - Hand drill : en fr
  • CH165645A - Electric tube. : de en
  • CH165578A - Storage facility. : de en
  • SU33200A1 - Device for sending current pulses : en ru
  • US1936740A - Road form : en
  • FR755604A - Improvements to sunken hardware items, such as crutches, knobs, handles, etc. : en fr
  • FR755696A - Bottle stopper system : en fr
  • FR755739A - Improvements to accounting machines with multiplier devices : en fr
  • FR755813A - Porous plaster manufacturing process : en fr
  • US1936601A - Piston : en
  • US1937297A - Helical separable fastener : en
  • CA337485A - Protective overcoating : en fr
  • CH165491A - Instep band for skiers. : de en
  • FR755811A - Process for manufacturing or treating artificial textile materials : en fr
  • GB402271A - Improvements in typewriter covers and the like : en
  • GB402745A - Improvements in and relating to internal combustion explosion turbines : en
  • CH165727A - Process for the production of a lead complex salt. : de en
  • SU33334A1 - Device for testing the strength of dyeing fabrics : en ru
  • US1936583A - Method of cold rolling metals : en
  • US1936796A - Testing device : en
  • US1936937A - Apparatus for semiautomatically operating a laundry machine : en
  • PL19188B1 - A method of producing gramophone records. : en pl
  • US1936692A - Electric regulator : en
  • US1936873A - By-pass gate valve : en
  • US1937419A - Process for the catalytic production of anhydrous stannic chloride : en
  • CH165565A - Chainsaw. : de en
  • US1936749A - Tractor cultivator : en
  • US1937417A - Method of impregnating concrete bodies and porous ceramic products with bituminous material : en
  • PL19176B1 - Chamber coke oven. : en pl
  • US1936655A - Telegraph system : en
  • USD91101S - Design for a clock case : en
  • SU33179A1 - Device for transferring arrows from a moving wagon : en ru
  • US1937035A - Elevator safety device : en
  • FR755781A - Device for the temporary recording of indications : en fr
  • GB402165A - Improvements in frames of motor-cycles and the like : en
  • PL19195B1 - The method of recovery (weirs or pairs by means of solid absorbents, and an apparatus for carrying out this method. : en pl
  • DE589081C - Rotary grate generator with dry ash discharge : de en
  • DE588921C - Photographic cassette made of pressed material, in particular for X-ray films : de en
  • FR755662A - Pliers for shaping, maintaining and styling waves : en fr
  • FR755979A - Improvements to fuel control and monitoring devices in automobiles : en fr
  • FR755838A - Process for manufacturing dyes in vats : en fr
  • FR755724A - Railway track consolidation system : en fr
  • AU1112333A - Improvements in beacons for aerial navigation orthe like : en
  • PL19122B1 - The method of obtaining dry yeast. : en pl
  • SU33157A1 - Device to prevent scale formation in boilers and to prevent liquids from being thrown out when boiling : en ru
  • FR755853A - Process for manufacturing bearings and bearings obtained by this process : en fr
  • FR755901A - Method and material for road construction and maintenance : en fr
  • CH165647A - Device for tying off veins, lymph vessels, tissues, etc. : de en
  • US1936892A - Automobile motor and body supporting construction : en
  • DE588837C - Closed fuse cartridge with interruption indicator and connection lugs on the end of the cartridge : de en
  • CA337551A - Button attaching machine : en fr
  • CH165648A - Process for the manufacture of absorbable sutures for surgical purposes. : de en
  • CA337494A - Liquid hydrocarbon : en fr
  • US1937313A - Valve assembly : en
  • US1937345A - Dental bridge : en
  • FR755729A - Folding plow : en fr
  • FR755942A - Card holder-clipboard : en fr
  • CA337404A - Wood fibrating process : en fr
  • SU33204A1 - Telephone automatic : en ru
  • US1936599A - Hammer crusher : en
  • US1936944A - Acid dyestuffs of the anthraquinone series and a process of preparing the same : en
  • US1937370A - Electric valve converting system : en
  • SU33293A1 - Holder for securing the pads when the conveyor gluing galoshes : en ru
  • US1936654A - Photographic film pack : en
  • US1936880A - Metal working press : en
  • US1936909A - Method of forming metal hoops : en
  • US1937109A - Retaining means for concrete pouring forms : en
  • SU33164A1 - Machine for filling hearth open-hearth furnaces : en ru
  • CA337479A - Aerial system : en fr
  • CA337522A - Door latch : en fr
  • PL19221B1 - Wheel eccentrically mounted for the sledge drive. : en pl
  • PL19288B1 - Device for obtaining high-percentage alcohol. : en pl
  • US1936642A - Hoist : en
  • US1936992A - Sanding machine : en
  • US1937139A - Sign : en
  • USD91123S - Decorating purposes : en
  • US1936761A - Suction cleaner : en
  • FR755806A - Improvements to containers with internal linings : en fr
  • CA337473A - Vehicle body : en fr
  • PL19211B3 - Apparatus for mixing with water and spraying animal or plant pest control agents, disinfectants or artificial fertilizers. : en pl
  • PL19168B1 - Maznica with two roller bearings. : en pl
  • SU33337A1 - Instrument for determining the specific gravity of solids and liquids : en ru
  • FR755745A - Electrical impulse transmitter equipment for automatic telephony : en fr
  • US1937495A - Shock absorber : en
  • SU33089A1 - Device for towing locomotives : en ru
  • SU33404A1 - Copier : en ru
  • US1936648A - Method of casting patterns : en
  • SU33280A1 - Grinding machine : en ru
  • CA337510A - Cutaneous affection treating device : en fr
  • CH165532A - Living room football game. : en fr
  • CA337452A - Safety razor : en fr
  • SU33336A1 - Limit pattern for checking knit needles : en ru
  • CA337482A - Thread production : en fr
  • CA337472A - Upholstering method : en fr
  • CH165528A - Facility for easy walking on rising streets. : de en
  • PL19296B1 - Rotary internal combustion engine with auxiliary liquid as a transfer medium and the way of its operation. : en pl
  • PL19156B1 - The method of producing photosensitive films. : en pl
  • US1937284A - Catalyst for the preparation of esters : en
  • US1936849A - Process of making barium salts : en
  • US1937018A - Monolithic reenforcement : en
  • US1937113A - Refining of hydrocarbon products : en
  • FR755744A - Siphon : en fr
  • CH165724A - Process for the preparation of a copper complex salt mixture. : de en
  • DE588791C - Pocket lighter : de en
  • US1937303A - Conveyer system : en
  • US1936786A - Aircraft wings : en
  • US1936931A - Machine for making wire fabric : en
  • US1937040A - Conveying pulverulent material : en
  • US1937126A - Shock absorber : en
  • CH165458A - Device for cleaning floors. : de en
  • DE589035C - Phosphate glasses : de en
  • DE589057C - Machine for sprinkling pieces of baked goods on the top and bottom with dry, grainy material : de en
  • PL19134B1 - A method of mechanically producing foam and an apparatus for carrying out the method. : en pl
  • SU33327A1 - A device for determining the speed of the hammer striker at the moment of impact : en ru
  • US1936969A - Folding table with seats : en
  • CH165613A - Electric cable. : de en
  • US1937270A - Phonograph : en
  • PL19161B1 - A method of using asphalt residues with a high paraffin content in road pavement construction. : en pl
  • US1937061A - Automatic circuit breaker for motion picture apparatus : en
  • SU33151A1 - The method of producing thiophenol : en ru
  • AU392731A - Process of treating printed paper for use as papermaking stock : en
  • SU33181A1 - Device for transferring arrows from a moving wagon : en ru
  • SU33377A1 - Automatic riveting machine : en ru
  • US1936643A - Outside pipe cutter : en
  • US1936837A - Synchronous motor : en
  • AU1204933A - Apparatus for attaching metal strip to sheets of wood compostion boarding or the like : en
  • SU33119A1 - Device for washing tubs : en ru
  • US1936995A - Production of nitrogenous condensation products from acetylene and ammonia : en
  • CA337543A - Alcohol recovery : en fr
  • CH165456A - Fluff dedusting device. : de en
  • AU2982730A - Improvements in or relating to methods of and apparatus for conditioning air : en
  • CA337489A - Motion picture apparatus : en fr
  • CH165677A - Antenna for radiocommunication station. : en fr
  • PL19237B1 - Boiler irradiated with liquid, gas or powdered fuel. : en pl
  • US1936724A - Fountain brush : en
  • US1937252A - Apparatus for the reproduction of sound : en
  • US1937274A - Screen plate : en
  • US1937493A - Stereotyping process and mechanism : en
  • CA337535A - Film take-up : en fr
  • DE588942C - Production of trialkali phosphates : de en
  • DE588947C - Electric capacitor : de en
  • CH165605A - Device for controlling the current supplied to a consumer by an AC voltage source. : de en
  • AU1020432A - Improvements in or relating to electrical control circuits for thermionic rectifiers : en
  • GB402305A - Improvements in and relating to methods of operating converters with vapour-filled orgas-filled discharge vessels : en
  • US1937084A - Smoker's receptacle : en
  • SU33198A1 - Device for eliminating echoes in multiple telephony devices : en ru
  • USD91126S - Design for a set of alphabet blocks : en
  • FR755944A - Device for attaching a broom to its handle : en fr
  • CH165581A - Device on roller bearings to achieve flexibility in the radial direction in the event of impact loads. : de en
  • CA337462A - Combine : en fr
  • CH165544A - Device for testing electricity meters without interrupting the current delivery. : de en
  • SU33271A1 - Device for feeding wood, in machines with circular saws, working part of the ring gear, located below the axis of the saw : en ru
  • SU33434A1 - Paint spraying device : en ru
  • US1936817A - Tire tool : en
  • US1937241A - Airplane instruction device : en
  • US1937394A - Signaling apparatus : en
  • CH165682A - Signal. : de en
  • CH165730A - Process for the preparation of an antimony V complex salt. : de en
  • US1936594A - Power driven ribbon feed and reverse : en
  • SU33172A1 - Paravozna sandbox : en ru
  • US1936928A - Flying shears : en
  • CH165586A - Regulating valve with double setting for radiators. : de en
  • AU1055032A - Shaded deckchair : en
  • US1937283A - Cooking appliance : en
  • SU33346A1 - Incendiary : en ru
  • US1937295A - Bottle lock : en
  • SU33296A1 - The car for the installation of frames with galoshes on the pads put on the pads : en ru
  • SU33461A1 - Koprova Baba : en ru
  • US1937117A - Heating boiler : en
  • SU33115A1 - Scraper winch : en ru
  • SU33166A1 - Rail pad : en ru
  • SU33438A1 - Roller bearing for spinning and torsion spindles : en ru
  • US1937133A - Therapeutic extract : en
  • SU33269A1 - Clamping device, logs on a trolley of a horizontal sawmill : en ru
  • SU33350A1 - Manual machine for cutting tea leaves : en ru
  • US1937203A - Glass coffee making machine : en
  • US1937362A - Colonic apparatus : en
  • US1937105A - Self-hardening graphite lead for pencils : en
  • US1937425A - Lock : en
  • PL19214B1 - A bag of paper or similar material. : en pl
  • PL19243B1 - Method of preparing fur skins for dyeing. : en pl
  • AU1500533A - Electron valve or electron valve arrangement particularly for shortwave purposes : en
  • FR755742A - Improvements to electrical switches : en fr
  • GB402291A - A method of synchronising television receiving apparatus by the transmitter : en
  • SU33287A1 - A device for measuring the cubic capacity of logs : en ru
  • US1936865A - Brake : en
  • DE589003C - Troop training device to imitate the visual and acoustic conditions when firing firearms : de en
  • US1936794A - Welding apparatus : en
  • PL19241B1 - A method of producing cellulose solutions or cellulose combinations. : en pl
  • SU33184A1 - Current collector : en ru
  • SU33242A1 - Method of making grease to protect iron products from rusting : en ru
  • SU33365A1 - Slit nozzle : en ru
  • US1936960A - Health mattress : en
  • DE588510C - Absorption machine : de en
  • DE588996C - Beer cooler : de en
  • FR755562A - Stabilization process for peroxide solutions : en fr
  • CH165546A - Comparison device for the position of several movable systems with photoelectric contact. : de en
  • DE588486C - Device for measuring the secondary voltage on x-ray transformers with subdivided primary winding : de en
  • DE588767C - Process for producing printing forms, in particular for achieving water-color or pastel-like effects : de en
  • DE588960C - Device for simultaneous round bending of the two straight sheet metal edges of pipe sections bent on three- or four-roll bending machines : de en
  • CH165450A - Heating briquette. : de en
  • SU33255A1 - Device for taking the impression of the lower jaw : en ru
  • DE589048C - Sampler for taking liquids : de en
  • FR755774A - Improvements to heating by liquid fuels : en fr
  • FR755776A - Rubber latex processing improvements : en fr
  • FR755880A - Dental alloy : en fr
  • GB402205A - Improvements in forming hollow ingots : en
  • GB402748A - Improvements in and relating to adjusting devices for positioning one part of an apparatus in relation to another : en
  • US1937063A - Artificial resins derived from mixtures of olefine benzenes or naphthalenes and unsaturated ketones : en
  • PL19191B1 - The method of obtaining tetrazoles. : en pl
  • US1937281A - Safety razor blade sharpener : en
  • US1937491A - Self-balanced quilting machine : en
  • PL19228B1 - A double fold-out couch. : en pl
  • SU33413A1 - Gearbox : en ru
  • US1937306A - Apparatus for making concrete fireplaces : en
  • CH165679A - Signaling device with optical and acoustic signaling device. : de en
  • CH165558A - Gray cast alloy. : de en
  • DE588878C - Process for the production of ferrioxalate : de en
  • DE589049C - Device for the representation of distribution curves : de en
  • DE588626C - Dispensing hose mouthpiece : de en
  • CH165691A - One-piece wheel-like body with a disk part which is designed in a wave-shaped manner in radial sections and circular sections concentric to the circumference. : de en
  • CA337474A - Tubing : en fr
  • PL19197B1 - A method of driving a compressor refrigeration device and a device for carrying out this method. : en pl
  • US1936881A - Carbonization of carbonaceous materials : en
  • CA337547A - Vehicle brake testing apparatus : en fr
  • BE399256A - : en
  • SU33283A1 - Grinding machine : en ru
  • US1936729A - Shoe sole : en
  • US1936857A - Coffee protector : en
  • CH165507A - Process for the production of a coating composition for wood, metal and other materials, and coating composition produced by the process. : de en
  • CH165654A - Procedure for sterilization and disinfection. : de en
  • SU33360A1 - Selection machine : en ru
  • US1937255A - Composite shingle : en
  • PL19285B1 - Method of releasing coke oven gases from nitrogen oxides. : en pl
  • SU33192A1 - Automatic Sealing Tape : en ru
  • AU1023632A - Improvements in or relating to processes and apparatus forthe conversion of milk and cream into butter : en
  • US1937269A - Process for the production of alkyl halides : en
  • CA337469A - Liquid dispenser : en fr
  • CH165564A - Mandrel. : de en
  • CH165545A - Device for changing the voltage of alternating current. : de en
  • PL19159B1 - A machine gun seat mounted on an airplane. : en pl
  • SU33245A1 - The method of obtaining the drug for the release of fragrant substances : en ru
  • US1936943A - Brake : en
  • US1937047A - Typewriting machine : en
  • SU33149A1 - Method for preparing dimethylbenzyl-phenylammonium chloride and leucotrop-type pickle preparation : en ru
  • SU33420A1 - A device for grinding tires of railway wheel pairs without rolling them out : en ru
  • SU33468A1 - Multistep water turbine with a consistent supply of water to the impellers : en ru
  • US1937078A - Wire fabric machine : en
  • US1936707A - Method of protecting electrical apparatus : en
  • DE589022C - Sealing machine for containers made of sheet metal : de en
  • DE589055C - Regulation of a paper flow to a constant amount : de en
  • GB402426A - Improvements in or relating to the manufacture of pre-formed building units and building walls therewith : en
  • SU33135A1 - The method of electrolytic deposition of silver from organic solvents : en ru
  • US1937470A - Power steering mechanism : en
  • CH165500A - Process for recovering caustic soda from the waste laundry, eg from the preparation of viscose. : en fr
  • US1937065A - Induction furnace and method of operating the same : en
  • US1937142A - Display stand : en
  • US1936791A - Distributing panel : en
  • BE398157A - : en fr
  • CA337514A - Perforated card interpreter : en fr
  • CH165702A - Universal machine gun mount on aircraft. : de en
  • FR755824A - Sharpening device for mower and binder blades : en fr
  • US1937051A - Wheel attaching means : en
  • CH165523A - Process for the preparation of photographic emulsions. : de en
  • CH165710A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • CH165711A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • PL19157B1 - The method of obtaining mono-azo dyes. : en pl
  • US1937339A - Reflecting device : en
  • US1937420A - Apparatus for heat treating wire : en
  • US1937486A - Method of constructing strainer supports : en
  • US1936689A - Metal treatment and apparatus : en
  • CH165639A - High pressure metal vapor arc lamp. : de en
  • CH165531A - Ski brake. : de en
  • US1937372A - Electric valve converting system : en
  • US1937443A - Stand for displaying confectionery and the like : en
  • FR755618A - Frame for sewing machines or similar machines : en fr
  • DE588792C - Flywheel starter : de en
  • DE589090C - Feeding device for gas generators : de en
  • FR755970A - Hook system for fixing hollow tiles : en fr
  • FR755585A - Improvements in circular hosiery looms : en fr
  • FR755945A - Anti-ptosis belt : en fr
  • AU264289B2 - F. m. radar system : en
  • GB402238A - Improved brushing or cleansing devices : en
  • CA337545A - Meat and cheese product : en fr
  • US1937416A - Process of roasting pimiento peppers and the like : en
  • DE588572C - Voltage differential relay, which causes the automatic reclosing of failed mains switches in direct current networks : de en
  • GB402196A - Change-speed gearing for motor vehicles : en
  • FR755766A - Improvements to gasifiers : en fr
  • GB402164A - Improvements in and relating to electric torches : en
  • CH165620A - Device for achieving a desired distribution of a variable total output over several machines working in parallel. : de en
  • GB402199A - Improvements in machines for conditioning cereal grain : en
  • FR755697A - Process for waterproofing shoe soles by rubber wrapping : en fr
  • FR755868A - Resonance relay : en fr
  • GB402304A - Improvements in or relating to internal combustion engineelectric power plants : en
  • DE588923C - Device for simultaneous winding and unwinding of an endless film strip : de en
  • FR755601A - Silent helmet dryer : en fr
  • DE588809C - Tubular centrifugal drum : de en
  • CH165661A - Self-seller for stacked piece goods. : de en
  • DE588820C - Sheet metal punch : de en
  • DK48076C - Device for the introduction of secondary combustion air above the grate in a combustion chamber of a fireplace and the procedure for the operation of the device. : da en
  • GB402300A - Improvements in mechandise containers : en
  • FR755827A - Metal for embossing metal bases for dental prostheses : en fr
  • DE566264C - Process for refining green coffee : de en
  • DE588970C - Process for removing gumming-prone components from mineral spirits : de en
  • FR755800A - Improvements to darts : en fr
  • CA337418A - Projectile : en fr
  • CH165492A - The bust of changeable shape with a stand supporting it. : de en
  • FR755929A - Self-priming pump for cold producing devices : en fr
  • PL19164B1 - flOA 9 / 'Pif : en pl
  • SU33277A1 - Nest making machine in various materials : en ru
  • SU33466A1 - Sewer Pipe Cleaner : en ru
  • GB402261A - Improvements in or relating to vacuum sealed tins or like containers : en
  • DE588672C - Method and device for condensing zinc reduction vapors : de en
  • DE588997C - Propeller with resilient blades attached to an edge rib : de en
  • FR755561A - Process for stapling stone coverings, or other materials to facades, interior walls or others, of buildings : en fr
  • GB402253A - An improved manufacture of pour point depressants for use with lubricating oils : en
  • CH165619A - Time switch for changing the cycle of a periodic sequence of switching operations. : de en
  • FR755681A - Base exchangers manufacturing process : en fr
  • FR755999A - Automatic control for aircraft rudder : en fr
  • FR755773A - Tacheograph : en fr
  • FR755967A - Improvements to remote control devices, in particular to those in motor vehicles : en fr
  • FR755626A - Templet for looms : en fr
  • GB402239A - Improvements in or relating to nozzles, particularly intended for explosion turbines : en
  • ES132337A1 - Improvements in television systems. : en es
  • DE588775C - One-piece dust bag hood for vehicle axle sockets screwed to the housing : de en
  • FR755716A - Method of setting up instruments with cutting or sawing blades and resulting industrial products : en fr
  • GB402366A - Improved method of and apparatus for circulating the glass in glass furnace gathering basins : en
  • FR755582A - Surface filled paper and its manufacturing process : en fr
  • GB402235A - Improvements in guards for guillotine machines for cutting paper or fabric : en
  • GB402121A - Improvements in or relating to television systems : en
  • DE588784C - Machine for molding parts from malleable material : de en
  • FR755795A - Stop joints for electric cables : en fr
  • DE589108C - Internal combustion engine : de en
  • FR755842A - Calculating machine with multiplier punches and exploratory needles : en fr
  • FR755889A - New solid disazo salts and their preparation process : en fr
  • FR755977A - Automotive lifting device : en fr
  • GB402236A - Improvements in structural members for aircraft : en
  • PL19160B1 - Rapid-fire cannon. : en pl
  • CH165632A - Electron tube. : de en
  • SU33211A1 - Single pole mercury electrical switch : en ru
  • FR755848A - Harp-like string instrument : en fr
  • GB402359A - Improvements in or relating to means for detachably securing loose or bound sheets or leaves to a base or support : en
  • CH165452A - Method for atomizing oil and apparatus for carrying out the same. : de en
  • CH165502A - Process for the preparation of alkaline solutions. : de en
  • CH165659A - Business machine controlled by punch cards with at least one adder. : de en
  • FR755581A - Manufacturing process of artificial flowers : en fr
  • US1937107A - Twisting filler fountain pen : en
  • PL19274B1 - Method of producing oxide cathodes for cathode ray tubes. : en pl
  • US1936989A - Nitrated carbohydrate solution : en
  • US1937218A - Toe-dancing slipper : en
  • GB402327A - Improved process of dyeing leather and skins with sulphur dyestuffs : en
  • FR755908A - Disazo compounds and process for their preparation : en fr
  • GB402232A - Improvements in or relating to synchronous electric motors : en
  • GB402323A - Improvements in and relating to radial cylinder engines : en
  • SU33148A1 - The method of separation of secondary and tertiary amines from primary : en ru
  • US1937147A - Drilling apparatus : en
  • US1936684A - Starting means for electric clocks : en
  • US1937154A - Halogenated pyridinoanthraquinones : en
  • SU33392A1 - Device for aerial photography : en ru
  • US1936661A - Corn harvester : en
  • US1936685A - Clutch : en
  • ES132330A1 - A universal grinder mill system intended to crush grains, fodder and other agricultural products. : en es
  • US1937032A - Central lubricating apparatus for consistent grease : en
  • CH165493A - Workpiece set for the production of heel or sole treads on footwear. : de en
  • CH165437A - Electric radiator that can be used as a cooking appliance. : de en
  • CH165457A - Cleaning device. : en fr
  • CH165573A - Slide button. : de en
  • SU33297A1 - Machine for rolling the sole parts of galoshes when glued by the conveyor method : en ru
  • US1936806A - Process of making strontium carbonate : en
  • CA337506A - Rubber preservation : en fr
  • SU33402A1 - A device for the appearance of photographic plates with a tray equipped with colored glass : en ru
  • US1937459A - Abrading : en
  • DE588845C - Metal wall dowel : de en
  • SU33406A1 - Device for supplying cement slurry to filterpress : en ru
  • SU33228A1 - Electric glow lamp : en ru
  • DE588977C - Safety gear : de en
  • FR755855A - Method and device for the manufacture of pipes from concrete and similar materials : en fr
  • FR756000A - Improvements to devices for rolling or curling hair and intended for permanent waving devices : en fr
  • SU33227A1 - Method for detecting cable toast break : en ru
  • US1937380A - Process of and apparatus for producing sheet glass : en
  • DE588299C - Electromagnetic triggering device for automatic switches, especially for motor protection switches, with two or more triggering electromagnets depending on different electrical sizes : de en
  • GB402148A - Floatless carburettor for internal combustion engines : en
  • GB402163A - Improvements in hat and coat hangers : en
  • AU2982730B - Improvements in or relating to methods of and apparatus for conditioning air : en
  • CA337505A - Railway traffic controlling system : en fr
  • US1936678A - Hydraulic valve gear : en
  • PL19136B1 - The regulator of the feed water supply to the steam boiler depending on the load, especially the water level in the boiler. : en pl
  • SU33159A1 - Water indicator for steam boilers : en ru
  • CH165722A - Process for the preparation of a neutrally soluble metal complex salt. : de en
  • DE588616C - Pull-through furnace, especially for annealing brass bands : de en
  • FR755946A - Cut off belt for endless vehicle tires : en fr
  • SU33312A1 - Apparatus for determining the flow of liquid fuel : en ru
  • US1937265A - Gas cleaning tower : en
  • US1937448A - Massaging apparatus : en
  • US1936812A - Hand tool such as wrenches and the like : en
  • US1936841A - Internal combustion engine : en
  • US1936942A - Foot and leg support for chiropodists' chairs : en
  • US1937023A - Electrode for electron discharge devices : en
  • US1937197A - Bumper construction and method of making the same : en
  • US1937200A - Brake : en
  • PL19171B1 - The method of treating products obtained by dissolving phosphate rock in nitric acid. : en pl
  • US1937410A - Process for obtaining extracts from vegetable and animal materials : en
  • US1936627A - Hydraulic clutch : en
  • GB402167A - Improvements in or relating to window fastenings : en
  • FR755560A - Improvements in methods and devices for the automatic or semi-automatic manufacture of blown glass objects, in particular glassware items : en fr
  • GB402152A - Improvements in spray carburetters for internal combustion engines : en
  • CA337438A - Seamless tube or pipe manufacture : en fr
  • US1936780A - Elevator brake : en
  • FR755757A - Improvement in playing cards : en fr
  • DE588913C - Pendulum dynamometer with pendulum balance : de en
  • CH165600A - Device used to reduce the consumption of an internal combustion engine. : en fr
  • CA337458A - Railway tie plate : en fr
  • CA337548A - Phonograph : en fr
  • DE588911C - Sintered hard metal alloy containing boron carbide for work equipment and tools and processes for their manufacture : de en
  • US1937266A - Spreading device for dump wagons : en
  • FR755799A - Toggle game : en fr
  • CA337444A - Train control : en fr
  • DE588896C - Device for holding capacitors together, in particular wound capacitors, by means of press plates : de en
  • FR755785A - Device for swirling the fuel mixture in carbureted engines : en fr
  • FR755843A - Inking mechanism for rotary letterpress printing machines : en fr
  • US1936914A - Air circulating system : en
  • DE589031C - Industrial combustion system with mechanical induced draft system and recirculation of part of the flue gases for the purpose of mixing it with the fresh flue gases : de en
  • DK48085C - Zipper. : da en
  • DE588553C - Method and device for briquetting granular material, in particular lignite, in briquette extrusion presses : de en
  • GB402379A - Liquid measuring apparatus with at least one measuring vessel for connection to a storage tank : en
  • US1937144A - Printing machine : en
  • US1937351A - Fodder cutter : en
  • GB402265A - The manufacture of new hydroxythionaphthenes and indigoid dyestuffs derived therefrom : en
  • DE588835C - Process for improving the energy yield in fuel cells : de en
  • DE588968C - Device for wedging loosened wood screws, especially for the railway superstructure : de en
  • DE588802C - Device for reciprocating the thread guide rod : de en
  • DE588999C - Device for hanging and spreading pigs : de en
  • GB402364A - Improvements in or relating to a process for making rubber thread : en
  • ES132362A1 - A method for manufacturing glass strips with separate protuberances therein. : en es
  • FR755699A - Method for prolonging the luminous duration of radioactive luminous colors : en fr
  • GB402154A - Improvements in or relating to safety razor frames : en
  • IE12849L - Impts. in or relating to gas producers : en
  • DE588568C - Arc extinguishing horn between blow irons : de en
  • GB402270A - Improvements in or relating to fruit pitting machines : en
  • FR755886A - Electro-magnetic repeater to indicate the position of two moving parts in two extreme positions : en fr
  • GB402299A - Improvements in and relating to heating apparatus : en
  • FR755570A - Improvement in the establishment of cutter bars for mowers and harvesters : en fr
  • FR755615A - Improvements to processes for the construction of continuous underground walls : en fr
  • SU33248A1 - Fixture in the steam furnaces for supplying fuel to the grate using augers : en ru
  • DE588951C - Process for the deodorization of soaps bleached with hypochlorous acid : de en
  • CH165556A - Device for measuring time differences. : en fr
  • US1937136A - Automatic floor leveling equipment for elevators : en
  • DE588752C - Shoe joint piece : de en
  • GB402228A - Improvements in and relating to ramps or inclines for placing against kerbing to enable vehicles to be run off the road into garages and other parking places : en
  • GB402361A - Method and machine for making corn plasters or similar articles : en
  • FR755718A - Improvements to machines for capping and muzzling bottle corks for sparkling wines : en fr
  • US1936894A - Heat responsive self-lubricating bearing and method of making the same : en
  • USRE19011E - noser r : en
  • SU33381A1 - Ssypna pipe : en ru
  • US1936720A - Hanger or bracket : en
  • PL19186B1 - A device for stacking coins. : en pl
  • CA337460A - Ledger tray : en fr
  • CH165447A - Box lock for left and right use. : de en
  • BE399406A - Self-propelled independent truck : en fr
  • CH165700A - Electric light rail car train for fast operation and passenger transport. : de en
  • CH165717A - Process for grinding the inner surfaces of cylindrical workpieces. : de en
  • PL19205B1 - An excellent tool for developing short films. : en pl
  • US1936829A - Process of making nickel sulphate : en
  • US1937371A - Method and apparatus for operating a motor or other load device from an alternating current circuit : en
  • USRE19009E - mqgaughy : en
  • DE588847C - Rolling grilles : de en
  • DK48061C - Method for Manufacturing Bituminous Roofing and Insulating Paper. : da en
  • CH165527A - Orientation table. : en fr
  • DE588993C - Goods bag : de en
  • FR755567A - Light discharge tubes and method of manufacture : en fr
  • US1936612A - Piston pin bearing hone : en
  • US1937079A - Watchcase : en
  • US1937481A - Sewage treatment and disposal : en
  • AU1209933A - Improvements in or relating to internal-combustion engines ofthe fuel-injection type : en
  • PL19215B1 - Sedimentation tank for wastewater treatment. : en pl
  • SU33264A1 - Device for one-sided connection to the radiator battery of ceramic elements : en ru
  • US1936638A - Automatic starting mechanism : en
  • DE589047C - Cable scales : de en
  • DE589126C - Process for the manufacture of electric valve plates by applying a layer of selenium to an electrode : de en
  • FR755820A - Process for treating mixtures of hydrocarbons for indicative purposes : en fr
  • US1936957A - Light-sensitive layer : en
  • US1937019A - Force feed mechanical lubricator : en
  • US1937158A - Device for conveying cut tobacco to cigarette-making machines : en
  • US1937194A - Apparatus for handling materials : en
  • US1936842A - Conduit construction : en
  • DE588831C - Device for printing price tags u. like : de en
  • US1936773A - Ophthalmic mounting : en
  • US1936932A - Electrical motor : en
  • US1936714A - Composition for removing boiler scale and the like and method of preparing same : en
  • CA337552A - Oil cracking process : en fr
  • DE588830C - Device for printing price tags u. like : de en
  • DE589134C - Electrically powered riveting machine : de en
  • FR755680A - Table for schools, offices, or drawing table : en fr
  • FR755712A - Improvements to slatted shoes : en fr
  • SU33213A1 - Device for controlling electronic navigation devices : en ru
  • CH165606A - Process for influencing crosstalk couplings in telephone cable lengths and sections stranded in groups and device for carrying out the process. : de en
  • SU33362A1 - A way to combat plant pests : en ru
  • US1937038A - Automatic relief valve : en
  • US1936633A - Continuous process of treating hydrocarbon products : en
  • SU33259A1 - Samovar : en ru
  • US1937389A - Electrical musical instrument : en
  • CA337450A - Safety razor : en fr
  • PL19286B1 - Tool for forming flat iron barrel rims. : en pl
  • US1936996A - Transmission and shifting means therefor : en
  • PL19306B1 - Projectile with visible flight path. : en pl
  • PL19272B1 - A method for producing a refreshing drink from milk, and an apparatus for carrying out the method. : en pl
  • US1937001A - Packing segregated units : en
  • US1937480A - Retaining device for storage containers : en
  • US1936721A - Manufacture of ortho-nitro-phenyl-sulphones : en
  • US1937052A - Laundry press : en
  • US1937449A - Guiding device for ejected shuttles : en
  • AU890532A - Process and composition for the production of artificial marble and like ornamentsl sheets similar surfacing units : en
  • CH165488A - Mouthpiece for vacuum cleaner. : de en
  • DE588842C - Device for electric arc welding of aluminum and aluminum-containing alloys : de en
  • DE589075C - Cable binding for cable cars u. like : de en
  • SU33289A1 - Reed Shield Machine : en ru
  • US1937182A - Saw setting device : en
  • US1937375A - Instrument for transmitting angular movement : en
  • SU33353A1 - Trier : en ru
  • SU33426A1 - Bath Kapikov : en ru
  • CA337507A - Rotary wet classifier : en fr
  • US1936977A - Variable leverage mechanism : en
  • CH165570A - Collar button. : de en
  • US1937366A - Process for producing synthetic lumber that is not attacked by insects : en
  • US1937458A - Multiple control thermostat and switch : en
  • ES132329A1 - New elastic support system for rational use and conservation of steel wool for cleaning and polishing. : en es
  • FR755583A - Process for the production of arsenic aminoaryl compounds : en fr
  • GB402115A - Improvements in capsuling bottles and apparatus therefor : en
  • PL19269B1 - Flat eyelet loom for making knitted plush lining. : en pl
  • US1936760A - Corn picker : en
  • US1937211A - Automatic clutch for motor vehicles and the like : en
  • US1937233A - Driving mechanism : en
  • CA337414A - Wall construction : en fr
  • DK48083C - Sports, Gymnastics or Amusement Apparatus. : da en
  • FR755904A - Simplified Electric Heating Element System : en fr
  • SU33303A1 - Instrument for determining the value x = a * b / sqrt (a ^ 2 + c ^ 2) : en ru
  • FR755762A - Parquet maintenance device : en fr
  • GB402292A - Improvements in and relating to electric switch operating mechanism : en
  • FR755557A - Mounts for drilling mechanism : en fr
  • FR755877A - Device for controlling the movement of the flapper of mechanical looms : en fr
  • US1937010A - High frequency small capacity condenser : en
  • US1937464A - Pulp molding machine : en
  • US1936589A - Production of cellulose esters : en
  • US1936662A - Hair waving method : en
  • SU33129A1 - The method of fixing the packs with substantive and dyes : en ru
  • US1937282A - Smoker's stand : en
  • CH165454A - Gasoline gasifier. : en fr
  • DE589128C - Process for the production of lightfast lithopones : de en
  • ES131416A3 - Procedure for the manufacture of metal chains in plates for electrical connection insulators. : en es
  • ES132335A1 - Improvements in the machines of filleting the fish. : en es
  • GB402208A - Improvements in and relating to electric motor control apparatus : en
  • CA337484A - Acetic acid solution purification : en fr
  • DE588559C - Repeating alarm clock : de en
  • DE588855C - Tube mill with grinding rollers as grinding bodies : de en
  • FR756043A - : fr
  • GB402129A - Improvements in or relating to the production of soles for footwear : en
  • DE588891C - Remote switch with two electromagnets : de en
  • CA337483A - Duplex furnace : en fr
  • PL19147B1 - A method for producing acylamino-antrapyrimidines. : en pl
  • US1936581A - Locomotive cylinder cock : en
  • US1936803A - Fuse : en
  • SU33282A1 - Grinding machine : en ru
  • SU33241A1 - The method of obtaining sulfur yellow-brown dye : en ru
  • US1936690A - Towel cabinet : en
  • US1936747A - Locomotive fire box : en
  • US1936845A - Mentholated talcum powder : en
  • US1937165A - Combined pin tumbler and permutation lock : en
  • US1937247A - Device for cementing wells : en
  • US1937485A - Power steering gear : en
  • DE588434C - Casting device for metal rods for refilling the melting pot of die setting and line casting machines : de en
  • CH165669A - Remote control installation by high frequency currents, superimposed on the electric power distribution currents. : en fr
  • CH165716A - Living room football game. : en fr
  • DE589125C - Device for isolating one of two parts of a three-phase network which are connected to one another by means of a star-star connected transformer against audio-frequency control currents : de en
  • CA337478A - Low frequency amplifier : en fr
  • SU33218A1 - Electrostatic machine : en ru
  • SU33345A1 - Optical device for the algebraic summation of the rotation angles of several axes : en ru
  • FR755563A - Reed frequency relay with at least two differently tuned reeds which operate separately : en fr
  • FR755780A - Direction indicator arm, in particular for motor vehicles : en fr
  • BE399394A - : en fr
  • CA337480A - Lighter : en fr
  • GB402367A - Improvements in or relating to microphones : en
  • GB402369A - Improvements in or relating to driving devices operated by the weight and the muscular power of the human body : en
  • GB402280A - Improvements in duplicating devices using carbon copying paper or the like : en
  • SU33249A1 - Device for spraying sawdust supplied to the furnace : en ru
  • US1936571A - Playhouse : en
  • US1937135A - Support : en
  • GB402345A - Improvements in or relating to automatic steering apparatus for air and other craft : en
  • CH165475A - Needle combing roller for combing machines. : de en
  • CH165536A - Instrument for determining angles. : en fr
  • CH165666A - Telephone subscriber device with an automatic device for recording telephone calls. : de en
  • US1936667A - Hydraulic valve mechanism : en
  • US1937088A - Doorpost for railway cars : en
  • GB402197A - Improvements in or relating to brick-making machines : en
  • FR755898A - : fr
  • GB402751A - Improvements in or relating to the production of montan wax products free from asphalt : en
  • DE588978C - Device for purifying air using cellulose cloth : de en
  • PL19163B1 - A typewriter with a diagonal semicircular shield. : en pl
  • SU33113A1 - Method of haulage on one-way crosscut openings of the formations : en ru
  • SU33134A1 - The method of electrolytic production of products of anodic oxidation of alkali metal salts : en ru
  • FR755688A - Improvements to devices for the treatment of textile materials : en fr
  • US1936682A - Method and means for removing carbon deposits : en
  • FR755682A - Disc for phonographs and its manufacturing process : en fr
  • SU33237A1 - The method of obtaining 8-quinolazo-2-dynamic pyridines and their derivatives : en ru
  • SU33332A1 - Vicat type instrument for cement testing : en ru
  • SU33373A1 - A device for the indications of the operation of lubricating rings, etc. in bearings : en ru
  • GB402194A - Improvements in and relating to methods and apparatus for the synchronization of twoelectro-magnetic oscillations whose frequencies are unstable : en
  • FR755920A - Improvements to charging devices for cinematographic cameras : en fr
  • FR755706A - Device for vehicles fitted with an electric transmission between the power unit and the wheels : en fr
  • ES132336A1 - Improvements in the manufacture of rubber products or that contain it. : en es
  • FR755648A - Device for recovering the space occupied by a billiard table or any bulky object : en fr
  • FR755694A - Improvements to assemblies between shafts and associated bushings or tubular elements : en fr
  • FR755802A - Process for manufacturing knives for household use and resulting industrial products : en fr
  • FR755847A - Improvements to removable muffle annealing furnaces : en fr
  • FR755686A - Device for protecting water pipes against water hammer forming a water pressure reducer : en fr
  • US1936604A - Wedding ring : en
  • US1937029A - Elevator door operating mechanism : en
  • DE588874C - Manufacture of nitrates of alkaline earths : de en
  • DE589072C - Obtaining chlorine from nitrosyl chloride : de en
  • FR755597A - Compensated and mixed brake control device for railcars : en fr
  • FR755632A - Improvement of plows to ensure the destruction of weeds : en fr
  • GB402198A - Improvements in or relating to kinematograph apparatus : en
  • GB402375A - Improvements in or relating to wedge or anchor bolts : en
  • GB402405A - Improvements in or relating to printing cylinders : en
  • FR755722A - Development of the chain tension adjustment device in automatic looms : en fr
  • GB402382A - Improvements in method of making mono-chloramine : en
  • FR755725A - Friction Gear Shift Improvements : en fr
  • FR755925A - Improvements in handpieces, especially for dentists' utensils : en fr
  • FR755963A - Manual cutter-shearer : en fr
  • GB402389A - Improvements in or relating to mountings for engines on vehicles or ships : en
  • DE582725C - Arrangement of multi-cell electrolysers, especially pressure electrolysers : de en
  • DE589064C - Fountain pen : de en
  • FR755603A - New alloy : en fr
  • FR755553A - New scale and new construction elements for scales : en fr
  • GB402397A - A method of producing oscillograms, more particularly for television purposes : en
  • CH165594A - Radial steam or gas turbine. : de en
  • CH165626A - Cap for high-performance fuses. : de en
  • FR755684A - Leveling device for automatic scale : en fr
  • GB402793A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • CA337410A - Flexible tube manufacture : en fr
  • CA337432A - Umbrella identification device : en fr
  • CH165625A - Electric current limiter. : de en
  • US1936585A - Manufacture of cellulose esters : en
  • US1937326A - Intermittent gear drive and means of controlling same : en
  • CH165715A - Cinema recorder with cassette. : de en
  • DE588580C - Box-like protective strip to prevent crust formation when baking hard bread : de en
  • FR755926A - Method and device for mixing sand and cement with water and pouring the slurry thus formed : en fr
  • SU33330A1 - Rotary-pile-type dynamometer for determining the strength of textile materials : en ru
  • SU33177A1 - Device to wash cars : en ru
  • SU33471A1 - Suppository making device : en ru
  • PL19229B1 - A method of cleaning flue gases from furnaces and chemical factories and a device for carrying out this method. : en pl
  • PL19266B1 - Device for winding the top leaves of cigars and cigarillos. : en pl
  • US1936788A - Shock absorber : en
  • US1937320A - Separation of volatile substances from vegetal oils and fats and apparatus therefor : en
  • DE588768C - Household machine for the simultaneous economic generation of cold and hot water using an air cooling machine : de en
  • SU33197A1 - Selector key : en ru
  • US1936737A - Adjustable air gap fly wheel type motor : en
  • US1936830A - Process of making cadmium sulphate : en
  • US1937422A - Developing and printing tray : en
  • SU33370A1 - Device for the longitudinal movement of two mutually perpendicular rods with non-intersecting axes : en ru
  • US1936946A - Tractor guide : en
  • US1937461A - Oil sealing device : en
  • CH165516A - Die release device for die setting and line casting machines with die rods hanging on wires. : de en
  • DE588948C - D'Arsonval apparatus with transformer operation and spark gap : de en
  • DE588984C - All kinds of vessels (especially cooking vessels) that are enamelled on the outside and have a nickel layer on the inside : de en
  • DE589066C - Device for drying wet, pre-dewatered goods : de en
  • GB402334A - Improvements in elastic waist-bands for garments such as knickers and the like : en
  • GB402346A - Improvements in the manufacture of cigarette paper : en
  • GB402170A - Improvements in lawn mowers : en
  • SU33369A1 - Safety device against the loss of rollers from under the rubbing surfaces of the sliders : en ru
  • SU33391A1 - Method for obtaining stereoscopic x-rays : en ru
  • US1937294A - Dental implement : en
  • SU33169A1 - Two-wheeled car with two wheels located at the ends of the car : en ru
  • US1936658A - Volume control system : en
  • US1936896A - Brake rigging : en
  • GB402222A - An improved method of constructing the furnace and combustion chamber of a vertical steam boiler : en
  • CA337470A - Cosmetic box : en fr
  • CA337488A - Motion picture apparatus : en fr
  • CH165462A - Device on upholstered furniture with at least one side rest for adjusting and fixing the same. : de en fr
  • FR755552A - Device for transmitting motive power by oil, any other liquid, or pressurized exhaust gas, acting on turbines : en fr
  • FR755900A - Process for improving the properties of hydraulic binding agents : en fr
  • CH165480A - Knitting. : en fr
  • CH165438A - Process for the manufacture of a cement or hydraulic binder. : en fr
  • BE399020R - Manufacture of wet binders : en fr
  • PL19201B1 - Device for extracting skins. : en pl
  • SU33216A1 - Heat sensing element for electrical thermal switches : en ru
  • US1937198A - Portable conveyer : en
  • DE588804C - Adjustable exit slot on extrusion mouthpieces or the like. : de en
  • FR755987A - Binoculars or spotting scopes and camera combined : en fr
  • GB402166A - Improvements in electric burglar alarms and the like : en
  • SU33244A1 - Device for mass frying of fish or vegetables using nets : en ru
  • SU33385A1 - Valve for wind musical instruments : en ru
  • US1936986A - Weather stripping : en
  • US1937302A - Hydrant : en
  • PL19158B1 - Shock chip transporting the mining spoil upwards. : en pl
  • US1936732A - Method and apparatus for protecting glass panes from injury : en
  • US1936846A - Surveycr's compass : en
  • US1937210A - Powder distributor : en
  • PL19152B1 - : en pl
  • US1936816A - Confection support and toy : en
  • US1937299A - Separable fastener : en
  • FR755643A - Fire detector and signaling device : en fr
  • FR755831A - Tank for the transport and storage of liquefied gases : en fr
  • GB402402A - Sieving machine : en
  • PL19234B1 - A method of producing stable, granular calcium cyanamide. : en pl
  • DK48081C - Rollers for conveyor belts, in particular for self-binding mowers. : da en
  • CH165501A - Process and device for the production of chlorinated lime. : de en
  • CH165547A - Multiplication machine controlled by punch cards with a device for result punching. : de en
  • PL19183B1 - A method of building an arcaded ferroconcrete ceiling. : en pl
  • US1937412A - Web roll stopping device : en
  • SU33430A1 - Alarm device : en ru
  • US1936568A - Door for silos : en
  • US1937248A - Rotary slicer : en
  • SU33191A1 - Electric encryption machine : en ru
  • US1937091A - Plate grinding machine : en
  • US1937361A - Electric valve converting system : en
  • PL19264B1 - Silvering fluid. : en pl
  • US1936934A - Machine for making resistance elements : en
  • CA337445A - Printing press : en fr
  • PL19166B1 - Electric sparkling bulb. : en pl
  • US1936982A - Ground connection : en
  • USD91104S - Design for a bedstead : en
  • US1936922A - Electron emission device : en
  • US1937473A - Automatic sampler and transferring device : en
  • AU263070B2 - Improvements in or relating to mounting means : en
  • CA337405A - Safety razor blade : en fr
  • CH165603A - Transformer capable of withstanding surges. : en fr
  • CH165640A - Switch. : en fr
  • DE589114C - Attachment to projection devices : de en
  • FR755584A - Machine for operating ice cream makers and bakery brushes : en fr
  • US1936907A - Apparatus for testing water levels : en
  • CA337530A - Catamenial bandage : en fr
  • CH165427A - Load-bearing wall working in compression, for example in a building or a retaining wall. : en fr
  • FR755705A - Process for the preparation of full color images on a printing material emulsified on both sides : en fr
  • CA337515A - Battery charging device : en fr
  • CH165686A - Carts for lifting and transporting objects that can be gripped under and for transporting objects of all kinds. : de en
  • CH165425A - Device for tying and detaching cattle. : en fr
  • PL19123B1 - Vegetable storage building. : en pl
  • SU33083A1 - Beet harvesting machine : en ru
  • US1937044A - Flush valve : en
  • US1937378A - Sound-motion picture producer : en
  • US1936831A - Process for preparing esters of high : en
  • US1937009A - Refrigerating cabinet : en
  • SU33232A1 - Razborn X-ray tube : en ru
  • US1937244A - Control means for dogging mechanism : en
  • US1937413A - Apparatus for heat-treating materials : en
  • DE589116C - Automatic controller, especially with an electrically controlled pulse generator : de en
  • US1936577A - Speed controlling and speed measuring centrifugal mechanism : en
  • US1937423A - Pneumatically actuated pumping system : en
  • CH165498A - Meat shredding machine. : de en
  • US1937086A - Fuel tank for aircraft : en
  • CA337457A - Child's vehicle : en fr
  • CH165489A - Cleaning brush. : de en
  • GB402174A - Improvements in and relating to the lubrication of axle bearings : en
  • GB402319A - Improvements in fountain pens : en
  • PL19154B1 - A motor vehicle bridge as a two-armed rocker arm with wheels mounted on its ends. : en pl
  • SU33127A1 - The method of obtaining filler for plastic, rubber soles or artificial leather : en ru
  • SU33307A1 - Instrument for determining the contour and the length of the path traveled : en ru
  • US1937092A - Engine : en
  • SU33382A1 - The method of manufacturing bimetallic pipes by drawing : en ru
  • GB402263A - Improved means for disinfecting the mouthpiece of a telephone : en
  • US1937058A - Thermostat for electric heaters : en
  • US1937167A - Safety razor : en
  • AU1123033A - Process of and device for treating pulverulent materials : en
  • CA337513A - Water heater : en fr
  • PL19256B1 - Sorting device. : en pl
  • US1937364A - Hydraulic coupling : en
  • US1937471A - Hydraulic pump structure : en
  • FR755787A - Device for regulating the voltage in rectifier installations by means of controlled grids : en fr
  • SU33235A1 - Device for moving a welded object or welding table : en ru
  • US1937089A - Machine for recording and reproducing sound motion pictures : en
  • US1937130A - Deflector trough for switch heaters : en
  • CA337446A - Abrading device : en fr
  • CH165684A - Apparatus for presenting advertisements, picture postcards, cross puzzles and the like. : de en
  • DE589130C - Gravity hot water heating system : de en
  • US1937311A - Overflow for sinks : en
  • FR755653A - Shirt : en fr
  • CA337422A - Bread slicer : en fr
  • US1936834A - Device for interconnecting axles and spring suspension : en
  • US1937080A - Pocket lighter : en
  • ES131839A3 - Metallic wheel training procedure for motor vehicles. : en es
  • CH165537A - Device for determining the range and side corrections for indirectly aimed guns and machine guns. : de en
  • SU33170A1 - Device for adjusting the tension of the belt for the temporary transfer of force from the traction motor to the drive axle : en ru
  • FR755894A - flying scaffolding for carrying out plastering, painting, etc. : en fr
  • SU33452A1 - Calendar, the change of numbers which occurs from the clock mechanism : en ru
  • US1936939A - Vibration transmission system : en
  • US1936966A - Triple valve for compressed air brakes : en
  • US1937014A - Soap dispenser : en
  • SU33318A1 - Mirror telescope : en ru
  • US1937445A - Reaction timer : en
  • BE399128A - Perfectionnement aux courroies : en fr
  • CA337520A - Tobacco leaf opener : en fr
  • CH165567A - Wrench. : de en
  • DE588296C - Control device for multi-motor drives, especially for adjusting the tension in paper machines : de en
  • FR755915A - Folding form for hats : en fr
  • DE588785C - Process for the production of high-quality resinous masses from butadiene hydrocarbons : de en
  • DE588858C - Board curtain with board cords brought together above the passage channel through the window frame : de en
  • DE589104C - Sawmill : de en
  • GB402272A - Furniture castor with foot plate : en
  • AU1204433A - Improvements relating to electric insulators : en
  • DE589052C - Piston pump : de en
  • DE588609C - Drive for fire ash trunk : de en
  • CH165604A - Brush fastening device for high-speed miniature motors with commutators. : de en
  • CH165675A - Radio set. : de en
  • FR755897A - Improvement in ignition coils : en fr
  • SU33417A1 - Paddle : en ru
  • GB402191A - Improvements in or relating to rotary knife machines for cutting-up wheat and other grain : en
  • DK48063C - Device by Radio Receivers. : da en
  • FR755715A - Pump device operating when the door leaves are opened or closed and used to scent a room : en fr
  • FR755736A - Acetylene gas generator : en fr
  • GB402255A - Improvements in and relating to a process of manufacturing paints for preventing theformation of rust : en
  • FR755817A - Process for reducing the tendency to rust of cast iron or steel : en fr
  • DE588803C - Game counter for card games : de en
  • DE588859C - Device for determining the influence of the fluctuations of vehicles on the vertical and lateral direction of objects placed on them : de en
  • US1937145A - Printing machine : en
  • SU33339A1 - Electric machine for approximation of calculations, in particular, for the analysis of harmonic curves : en ru
  • US1936973A - Vehicle seat : en
  • US1936683A - Frequency measurement : en
  • CH165610A - Device on roofs for fastening electrical cables. : de en
  • FR755621A - Improvements in the manufacture or treatment of artificial filaments : en fr
  • GB402137A - Improvements in rotary furnaces for combustion of town refuse and the like : en
  • DE589123C - Wind power machine, through which the stand and runner of a power generator are set in opposite rotation : de en
  • CH165622A - Remote motor drive, in particular for tap changers and starters. : de en
  • DE588902C - Double edge device for flat weft knitting machines : de en
  • PL19244B1 - A method of dewatering organic liquids and an apparatus for carrying out the method. : en pl
  • US1937454A - Printing plate lock-up : en
  • SU33395A1 - Movie obturator : en ru
  • US1937497A - Control system : en
  • BE399322A - Process for purifying magnesium and its alloys : en fr
  • CA337532A - Soda silicate dissolving apparatus : en fr
  • FR755892A - Processing in crates and packaging in wood or similar materials : en fr
  • GB402274A - A new and improved mailing card : en
  • SU33351A1 - Combine with threshing bread on the vine : en ru
  • US1937099A - Radio receiving apparatus : en
  • US1937016A - Power shovel : en
  • US1937039A - Method of treating slags : en
  • US1937152A - Positive valve control for internal combustion engines : en
  • US1937015A - Device for opening flat bags : en
  • US1936713A - Winch clutch and brake : en
  • US1936941A - Turnstile : en
  • US1936976A - Cellulose ester : en
  • US1937253A - Manufacture of nuts : en
  • PL19130B1 - 3Zct 2.5 / 04 Channel glass chilling furnace. : en pl
  • PL19263B1 - A device for limiting the bending of a spring system of motor vehicles. : en pl
  • CA337550A - Radiator enclosure : en fr
  • CH165550A - Watch. : en fr
  • SU33448A1 - Bulk Material Filling Machine : en ru
  • SU28388A1 - Machine for cutting pastila, marmalade, etc. products : en ru
  • SU33155A1 - Method for producing oxyperylene derivatives : en ru
  • CA337496A - Measuring valve : en fr
  • DE588925C - Shock absorbers : de en
  • SU33319A1 - Device for obtaining an annular grid of variable diameter in the field of view of optical instruments : en ru
  • US1936592A - Rolling process and mill therefor : en
  • SU33139A1 - Calcium hypochlorite production method : en ru
  • SU33343A1 - Device for recording the total length of logs missed through the logging : en ru
  • AU967632A - Mechanical hand signal : en
  • BE399060A - : en
  • PL19192B1 - A method of cleaning the seeds of a sugar beet slicer from beet wood fibers and other impurities. : en pl
  • SU33454A1 - A device for quenching the energy of water falling into the downstream : en ru
  • CA337463A - Aluminum modification : en fr
  • US1936665A - Tap holder : en
  • US1936999A - Process and composition for rubberizing water repellent material and product thereof : en
  • US1937243A - Detachable road scraper blade : en
  • DE588490C - Self-collecting billiards : de en
  • FR755613A - Demonstration device for displays : en fr
  • GB402377A - Speed-responsive clutches : en
  • DE588822C - Process for the direct production of pure hydrogen peroxide : de en
  • DE588623C - Dispensing device for the hygienic pouring of milk : de en
  • FR755951A - New regulator system : en fr
  • DE589129C - Device for generating hydrocarbon gas or water gas from pulverized coal : de en
  • DK48077C - Connection device for Suction or Blow hoses for Vacuum cleaners and the like. : da en
  • CH165446A - Door lock, in particular for refrigerators. : de en
  • DE589074C - Process for the elimination of sulfo groups from homonuclear substituted anthraquinone-ª-sulfosaurs : de en
  • DE589084C - Extraction of sulfur from substances containing iron sulphide by chlorination : de en
  • SU33143A1 - Method of evaporation of water from liquor : en ru
  • SU33368A1 - Collapsible roller bearing : en ru
  • FR755740A - Sealing device for doors, doors, windows and other similar applications : en fr
  • GB402188A - Process of treating cereal foods : en
  • GB402268A - Improvements in deformable bobbins for the liquid treatment of yarn : en
  • SU33163A1 - Stamp Numbers : en ru
  • SU33427A1 - Device for uncoupling coupled tanks : en ru
  • SU33221A1 - Electric unit : en ru
  • SU33299A1 - The method of obtaining artificial resins and varnishes from the aromatic angle of hydrogens and sulfur chloride : en ru
  • US1937300A - Drilling apparatus : en
  • SU33201A1 - Device for making a call in multi-frequency telephony devices : en ru
  • SU33361A1 - Mobile device for removing tracks from the leaves : en ru
  • DE589091C - Device for regulating the air supply to the individual nozzles of underfeed firing systems : de en
  • GB402223A - Improvements in or relating to lawn-mowers : en
  • GB402311A - Improvement in processing magnesium : en
  • SU33196A1 - Device for switching on calling devices from the control station to two directions : en ru
  • SU33409A1 - Air snake : en ru
  • PL19242B1 - A method of activating the enzymatic components of cereal grains and processing the grain into a dough, and a device for this purpose. : en pl
  • SU33388A1 - Apparatus for controlling the concentration of paper stock fed to the paper machine : en ru
  • SU33138A1 - Extraction or diffusion apparatus : en ru
  • US1937075A - Rail joint : en
  • SU33223A1 - Method and device for regulating the operation of a synchronous motor, adventure to a network with a variable frequency : en ru
  • SU33286A1 - The method of cutting the skin in order to obtain blanks for shovels : en ru
  • CH165505A - Process for the preparation of a mixture of esters substituted in the acid radical. : de en
  • US1936710A - Distributor : en
  • CH165579A - Roller bearing. : de en
  • CH165707A - Suspender device. : de en
  • FR755803A - Refrigerator cabinet with clean cold production : en fr
  • GB402350A - Improved means for affixing pins or the like in bars and other bodies : en
  • CA337411A - Sweetmeat making apparatus : en fr
  • FR755873A - Improvements to the belt guiding devices of endless belt stretching mechanisms : en fr
  • GB402123A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • DE588903C - Process for the production of solutions containing sulfur and metals : de en
  • DE589051C - Self-collecting small seller : de en
  • DE589083C - Railway crane with a repositionable counterweight : de en
  • PL19208B1 - DC generator for arc lamps and electric welding. : en pl
  • SU33380A1 - Machine for the mechanical filling of pipes with sand : en ru
  • US1937013A - Fuel oil heater : en
  • US1937447A - Gauge construction for tanks : en
  • GB402241A - Improvements relating to cooling radiators and similar heat exchangers : en
  • DE588901C - Device for measuring stitches on knitting machines, in particular circular knitting machines : de en
  • DE589016C - Device on steam boilers for skimming and sludging of the boiler water : de en
  • DE588888C - Electric train control for DC shunt or compound motors : de en
  • DE589006C - Handset for printing wood grains : de en
  • GB402318A - Improvements in or relating to skew rolling mills for the production of thin-walled tubes by longitudinal elongation of hollow bodies : en
  • FR755888A - Steam production plant : en fr
  • ES132364A1 - A procedure to manufacture enamel with white opacity. : en es
  • GB402388A - Improvements in film gates : en
  • IE12550L - Printing : en
  • SU33364A1 - Internal combustion engine : en ru
  • US1937395A - Recirculating furnace : en
  • CH165434A - Throttle valve on smoke exhaust pipes. : de en
  • US1937171A - Drill puller : en
  • US1937246A - Diverter valve : en
  • US1937444A - Vacuum-controlled braking mechanism for motor-operated vehicles : en
  • GB402215A - Improvements in or relating to roofing tiles : en
  • DE588624C - Milk measuring device with float : de en
  • FR755928A - Device for fixing the handles of brushes or the like : en fr
  • DE588578C - Hydraulic accumulator with separate high and low pressure space : de en
  • DE588985C - Filing machine with an endless chain that revolves in a vertical plane and carries files : de en
  • FR755801A - Device for the production of hollow and solid stones, particularly clay and other plastics : en fr
  • FR755808A - Incandescent electric lamp with silver tapered mirror : en fr
  • GB402158A - Improvements in and relating to windows of the sliding sash type : en
  • US1936968A - Universal workholding attachment for vises : en
  • FR755569A - Holder for brushes and toothbrush glass : en fr
  • FR755625A - Forklift upgrades : en fr
  • US1936872A - Cheese product and method of making the same : en
  • US1936924A - Motor governor : en
  • US1937439A - Machine for use in painting small objects : en
  • DE588920C - Holder for pipes and fittings in pulp digesters or the like. : de en
  • GB402183A - Improvements in or relating to cigarette making machines : en
  • GB402365A - Improvements in and relating to devices for stretching and pressing neckties : en
  • SU33436A1 - Spray Plating Device : en ru
  • US1936923A - Roll-film case : en
  • US1937382A - Fluid cooled roll : en
  • USD91116S - Design for a knife sex holder or : en
  • DE588770C - Melting mandrel : de en
  • US1936646A - Burner : en
  • SU33400A1 - The device for determining the time and exposure : en ru
  • US1936799A - Welding electrode : en
  • DE588823C - Process for the production of alkali cyanides : de en
  • FR755804A - Process for the manufacture of glueable rubber plates, in particular for shoe soles : en fr
  • FR755818A - Improvements in optical instruments : en fr
  • CA337523A - Lock : en fr
  • CH165472A - Siphon bottle, especially for milk. : de en
  • ES1368Y - Toy. : en es
  • GB402147A - Improvements in and relating to electric discharge devices : en
  • US1936649A - Baking iron and stripper : en
  • DE588879C - Process for the production of hardenable condensation products of a protein-like type based on urea-formaldehyde : de en
  • US1936621A - Open hearth furnace : en
  • DE588904C - Crank drive for the tiltable casting ladle of a centrifugal casting machine : de en
  • DE588988C - Device for the automatic separation of screw nuts lying on a side surface : de en
  • SU33294A1 - A machine for removing rubber sleeves from a core clamped in an American cartridge : en ru
  • US1936705A - Automatic railway block signaling system : en
  • US1937045A - Electric battery : en
  • US1937096A - Folder for sewing machines : en
  • GB402217A - An apparatus for cutting maize and other cereals and the like : en
  • FR755631A - Compounds of the acridinium series and their preparation process : en fr
  • SU33341A1 - Board for order accounting : en ru
  • US1936825A - Container for transporting stacked articles : en
  • DE588887C - Control valve for the automatic venting of spaces that are only temporarily pressurized : de en
  • ES131461A3 - Spray head manufacturing procedure. : en es
  • DE589140C - Device for loading bulk goods in conveyor wagons with a loading device that can be moved on crawlers : de en
  • ES132365A1 - A procedure for the construction of metal reinforcements with concrete lining for the manufacture of poles, beams, vices, floors, frames, doors, windows, sleepers for railways and in general for all kinds of cement constitution : en es
  • FR755667A - Process for the preparation of intermediate products for obtaining colorants, products obtained by this process and their applications : en fr
  • GB402204A - Improvements in pit tub and like vehicle bodies : en
  • GB402355A - Improvements in impulse transmitting apparatus for automatic telephony systems : en
  • CH165692A - Spring-loaded bicycle hub with brake. : de en
  • CH165725A - Process for the preparation of a bismuth complex salt mixture. : de en
  • USD91124S - Design for a stocking : en
  • DE588974C - Process for the aftertreatment of rayon spools : de en
  • DE589111C - Rotary piston control for fuel injection pumps : de en
  • GB402212A - Improvements in holding and locking devices for sliding windows : en
  • FR755759A - Improvements to pressurized fluid brake devices : en fr
  • GB402189A - Improvements in and relating to wind screen wipers : en
  • SU33106A1 - Coupling nipple for hollow rods : en ru
  • FR755591A - Self-extending coat rack holder : en fr
  • FR755851A - Welded sleeve assembly : en fr
  • US1937187A - Apparatus for treating slag : en
  • US1937342A - Material for controlling illumination : en
  • DE588907C - Twin motor drive : de en
  • DE588848C - Screw connection for scaffolding : de en
  • GB402437A - Improvements in and relating to atomising or disintegrating liquids; and apparatus therefor : en
  • FR755735A - Combined light registration plate and light and sound signaling system for automobiles : en fr
  • GB402363A - Improvements in funnels and attachments thereto for filling tins, bags and the like with powdered substances : en
  • GB402269A - Floor covering and method of producing the same : en
  • GB402336A - Improvements in or relating to filters on water taps : en
  • DE588786C - Process for making panels made of cellulose material refractory, in particular wood pulp : de en
  • ES132351A1 - Improvements in manufacturing procedures and fixing of rubber soles and heels. : en es
  • DE588799C - Device for thinning : de en
  • DE588834C - Method for selective calling of wireless stations : de en
  • DE589015C - Process for the preparation of capillary-active sulfuric acid products : de en
  • DE588793C - Shut-off device by means of a piece of hose inserted into a valve housing, which is compressed mechanically, pneumatically or hydraulically to close off pipelines or the like : de en
  • CA337475A - Garment : en fr
  • GB402124A - Improvements in and relating to flotation or buoyancy boxes for aircraft : en
  • DE556719C - Contact cleaning agent for objects made of silver or other precious metals : de en
  • GB402288A - Improvements in engine starter drives : en
  • GB402308A - Improvements in the precombustion chambers of internal combustion engines : en
  • DE588776C - Device for the decomposition and assembly of images for electrical remote transmission : de en
  • DE588990C - Process for embroidering basic fabrics on shuttle embroidery machines : de en
  • FR755659A - Improvements in the means used to slide the drawers into their housings : en fr
  • GB402767A - Improvements in or relating to inductance coils : en
  • DE589044C - Doorkeeper : de en
  • GB402769A - Improvements in and relating to metallic lead-alkali, lead-akaline-earth and like alloys : en
  • ES132342A1 - A device for forming loops of fabric in suspension driers. : en es
  • DE589073C - Extraction of sulfur from gas cleaning mass : de en
  • SU33154A1 - Method for producing dioxydiaryls : en ru
  • CH165602A - Compressed air motor. : de en
  • SU33152A1 - The method of obtaining soluble modification of ferro-tanat : en ru
  • US1937224A - Lock : en
  • AU1127933A - Improvements in or relating to heating apparatus fired with oil and adapted for continuous burning : en
  • US1937178A - Fuse : en
  • US1936852A - Meter hanger : en
  • US1936916A - Web supplying and controlling mechanism : en
  • US1937312A - Drain fitting : en
  • FR755750A - Mechanical chain breaker mounted in the blade : en fr
  • FR755770A - Aerial tow train : en fr
  • US1936874A - Process for hydrocarbon oil conversion : en
  • USD91121S - Design for a tike : en
  • FR755630A - Rolling guidance device for rail vehicles : en fr
  • FR755992A - Method for the regulation of the power and the improvement of the economic conditions of a thermodynamic accumulation : en fr
  • FR755577A - Metal bar for electric chain breaker : en fr
  • FR755830A - Chronometric trigger phonograph usable as a morning alarm : en fr
  • GB402175A - Improvements in feed pumps for internal combustion engines : en
  • GB402201A - Improvements in or relating to anchors for preventing the creeping of railway rails : en
  • GB402210A - Improvements relating to electric accumulators : en
  • DE588615C - Sliding window : de en
  • FR755611A - Steel window : en fr
  • CH165562A - Process for the production of pre-rolled and re-pressed wheel-like bodies of revolution, in which the disc-shaped part, including the approach of this part on the rim-like part, located between a hub and a rim-like part is corrugated in circular sections concentric to the axis, and a die used to carry out this process. : de en
  • DE589076C - Fastening device for busbars for electric railways : de en
  • DK48069C - Perennial holder. : da en
  • US1936706A - Directionally selective sound receiver : en
  • DE588950C - Production of finely divided, oxide-free pigments : de en
  • DE589088C - Thermomagnetic recorder that allows to observe the changes in the magnetic properties of metals or alloys as a function of temperature : de en
  • GB402777A - Improved means for and methods of manufacturing, utilising and applying phosphorescent compounds : en
  • FR755690A - Improvement in loom cleats : en fr
  • DE588861C - Centrifugal machine with a friction clutch provided outside the frame to limit the transmitted torque : de en
  • PL19196B1 - : en pl
  • FR755605A - Apparatus for washing and drying tiles, linoleum floors, etc. : en fr
  • PL19143B3 - A method of catalytic hydrogenation of organic compounds. : en pl
  • DE588717C - Multi-part needle bed for flat knitting machines : de en
  • GB402744A - Improvements in raising and lowering gear : en
  • FR755677A - Vertical degassing chamber, continuous service : en fr
  • FR755689A - Elastic pressure collar preserving certain ailments such as seasickness : en fr
  • DE588819C - Blow molding machine : de en
  • DE588873C - Handle attachment for devices : de en
  • AU1078333A - The recovery of sulphur : en
  • AU1335333A - Apparatus for use in the formation of artificail dentures : en
  • CA337437A - Heating apparatus : en fr
  • FR755784A - Casing for sausages and the like : en fr
  • CA337509A - Liquid clarifier : en fr
  • DE588384C - Control for compressed air shaker slide motors : de en
  • US1937140A - Friction brake shoe : en
  • US1937466A - Machine for deforming sheet metal : en
  • CA337493A - Motion picture apparatus : en fr
  • US1937100A - Dishwashing machine : en
  • GB402289A - Improvements in or relating to multiple-chamber grinding mills : en
  • GB402342A - Improved means for detachably securing handles to the casings of machines : en
  • DK48082C - Steam generation device with forced water circulation. : da en
  • PL19182B1 - Method of obtaining a dry product from sugar starch syrup. : en pl
  • DE588629C - Air pistol : de en
  • FR755783A - Method and apparatus for the distribution of liquefied gases : en fr
  • CH165515A - Device on die setting and line casting machines with dies and ring spats suspended from wires in a circuit, for braking the kinetic energy of the dies and ring spats falling back into the magazine when they are placed. : de en
  • AU1110733A - Rabbit poison distributor : en
  • CA337538A - Transfer valve : en fr
  • DE588807C - Device for overload protection of blowers, in particular turbo blowers, which work in variable vacuum : de en
  • FR755656A - Small generator set with steam turbine : en fr
  • CH165503A - Process for the preparation of sodium aluminate solutions. : de en
  • PL19218B1 - A form for vulcanizing rubber soles for footwear. : en pl
  • PL19291B1 - A heat exchanger member with corrugated or corrugated ribs. : en pl
  • US1936875A - Ventilating and heating apparatus : en
  • CH165506A - Process for the preparation of a higher molecular weight sulfur compound. : de en
  • CH165674A - Apparatus set consisting of a radio receiver and loudspeaker. : de en
  • PL19135B1 - The way of exposing organic bodies. : en pl
  • ES131992A1 - A process for the manufacture of gas. : en es
  • GB402279A - Improvements in and relating to machinery for the manufacture of ware-brick fabric : en
  • US1936833A - Oscillograph driving mechanism : en
  • USD91122S - Design for a picture frame : en
  • US1936981A - Packing placement tool : en
  • US1937180A - Golf ball teeing device : en
  • US1936807A - Tractor wheel : en
  • SU33140A1 - The method of processing alkaline waters containing iodine in order to reduce their alkalinity : en ru
  • SU33422A1 - Polishing machine : en ru
  • SU33432A1 - Device for maintaining constant voltage, in devices for supplying current pulses at certain intervals : en ru
  • CH165709A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • US1937102A - Movement governor for generator voltage control : en
  • US1937115A - Testing machine : en
  • US1936855A - Adjustable truss pad : en
  • US1937262A - Animal trap : en
  • SU33439A1 - Device for walking on inclined and similar surfaces. : en ru
  • PL19169B1 - A method of refining materials containing carbon. : en pl
  • SU33175A1 - Automatic coupling for railway rolling stock : en ru
  • US1937251A - Extension table : en
  • US1937365A - Preparation for coloring hair : en
  • CA337434A - Lining fabric applying method : en fr
  • US1936956A - Combined perforating and printing mechanism : en
  • US1937101A - Drilling and inserting mechanism for brush machines : en
  • US1937239A - Welded pipe joint : en
  • US1937401A - Reversible take-up for looms : en
  • CH165441A - Siphoid box. : en fr
  • SU33387A1 - Device for the preparation of plastic mass : en ru
  • US1936615A - Heater : en
  • GB402133A - Improvements in or relating to record-controlled statistical machines : en
  • PL19146B1 - Method for the production of styrene. : en pl
  • US1937276A - Dry cleaning machine : en
  • US1937304A - Conveyer chain and sprocket wheel therefor : en
  • FR755810A - Horizontal circle rear sight for machine gun intended for firing against airplanes : en fr
  • DE588618C - Method and device for supplying fuel to diesel engines : de en
  • PL19172B1 - High frequency boosting system. : en pl
  • US1936756A - Hydraulic system and mechanism therefor : en
  • US1936778A - Automatic feed control for liquids : en
  • USRE19013E - Valve-se at finishing tool : en
  • SU33220A1 - Device for lighting and ignition on carts with internal combustion engines : en ru
  • US1936751A - Garment or ironing press : en
  • US1936878A - Brake : en
  • FR755798A - Further training at vehicle checkouts and more particularly motor vehicles : en fr
  • SU33263A1 - Device for heating or heating by reflected radiant heat : en ru
  • SU33357A1 - Machine for harvesting cuttings, such as grapes : en ru
  • DE588880C - Process for the preparation of 1-phenyl-2-aminopropanolen- (1) in racemic form : de en
  • DE588976C - Permanent hair waving device for flat winding : de en
  • DE589145C - Process for the preparation of pyrenoyl-o-benzoic acids : de en
  • FR755918A - Antifriction metal alloy for bearings : en fr
  • DE588954C - Multi-layer cellulose wadding : de en
  • FR755988A - Razor blade ironing machine : en fr
  • DE588771C - Slot seal for open air ovens with vibrating beam conveyor : de en
  • DE588936C - Electrical sensing device for scanning electrically conductive surfaces on cigarette sleeves on cigarette packing machines : de en
  • ES131968A1 - A method for manufacturing rubber articles. : en es
  • DE588868C - Reinforcement for the iron pit lining with iron bolts : de en
  • GB402284A - A process for dyeing viscose artificial silk piece-goods : en
  • GB402306A - Improvements in or relating to method and apparatus for manufacturing tubular glass articles : en
  • US1937042A - Electrical heating system and apparatus : en
  • USD91103S - Design fob a motor vehicle bumper : en
  • GB402442A - Improvements in and relating to electric welding torches : en
  • US1937260A - Animal trap : en
  • US1937391A - Radiotimer : en
  • FR755968A - Constant load handling device for radio telegraph transmitters : en fr
  • GB402117A - Improvements in or relating to galvanic batteries : en
  • GB402214A - Improvements in or relating to electric discharge tubes : en
  • FR755565A - Improvements to cameras : en fr
  • FR755993A - Coating for insulation of magnetic sheets : en fr
  • DE588627C - Device for controlling the auxiliary slide on grinding machines : de en
  • DE588757C - Sewage treatment plant : de en
  • DE589043C - Molded stone masonry for the erection of reinforced concrete structures using molded stones that serve as permanent formwork : de en
  • FR755734A - Prepaid English billiards device : en fr
  • GB402230A - Improvements in and connected with railway, steamboat, car, bus, and other tickets : en
  • GB402343A - Improvements in warp stop-motions for looms for weaving : en
  • FR755919A - Adjustable wrench : en fr
  • GB402780A - Improvements in and relating to methods and apparatus for use in telegraphic signalling systems : en