• PL23119B1 - A method of absorbing tobacco smoke tar in cigarettes. : en pl
  • SU47162A1 - Attachment to the film chamber for focusing on the frosted glass : en ru
  • DE630449C - Holder for brooms, scrubbers, etc. like : de en
  • US2041994A - Coin controlled cabinet for books : en
  • US2042315A - Marker : en
  • GB447824A - Improvements in or relating to the manufacture of insulated electrically conductive screens, more particularly for use in cathode ray tubes : en
  • FR798719A - Improvements to discharge lamps : en fr
  • SU47163A1 - Stunt film making device : en ru
  • USRE19988E - Refrigerating apparatus : en
  • GB447752A - Improved apparatus for drying wood : en
  • US2041867A - Multiple alloys : en
  • DE630391C - Alkaline printing pastes made from indigoid dyes : de en
  • FR798713A - Adjustable lighting fixture : en fr
  • GB447707A - Method of and system for determining positions by means of a rotating radio beacon : en
  • PL23064B1 - A method for producing granular products from liquid materials and an apparatus for carrying out the method. : en pl
  • CA358145A - Mercury arc rectifier system : en fr
  • US2041785A - Coin selector and slug rejecter : en
  • DE630573C - Device for nesting sheets of paper, e.g. for cigarette papers : de en
  • DE629637C - Noise lock with closing of the contact of the alarm device when the closing link is pulled into the open position : de en
  • FR798924A - Improvements in the construction of electrical relays : en fr
  • DE630407C - Hydraulic jack : de en
  • SU47185A1 - Tracked motorcycle : en ru
  • US2042399A - Combined chair and table : en
  • CA358098A - Gas air mixer : en fr
  • DE630369C - Locking device for a rudder, in particular the elevator of aircraft : de en
  • GB447935A - Improvements in or relating to circular saw woodworking machines : en
  • GB447836A - Improvements relating to rotary kiln plants : en
  • GB447874A - Improvements in turbines : en
  • GB447931A - Improvements in or relating to the mounting of guns on aircraft : en
  • FR798703A - Inhalation station, in particular for gas defense : en fr
  • USD99829S - Design for a shoe : en
  • US2041947A - Automobile suspension system : en
  • GB447732A - Apparatus for separating fine and coarse material particles : en
  • SU47203A1 - Garnett wire for take-up roller : en ru
  • US2041954A - Method and apparatus for electrical dehydration : en
  • SU47136A1 - Protective device to the tips of mobile sprayers : en ru
  • SU47243A1 - The method of purification of acid wastewater : en ru
  • US2041830A - Signaling system : en
  • SU47043A1 - Method of making dies : en ru
  • DE630395C - Steam boiler for finely divided fuel, especially coal dust : de en
  • FR798723A - Process for preparing an emulsion for impregnating wood : en fr
  • FR798809A - Compression regulator for variable speed combustion engines : en fr
  • GB447914A - Improvements in and relating to umbrellas : en
  • GB447955A - Photographic cameras : en
  • US2042284A - Combination mash and lauter tank : en
  • US2042348A - Dispensing cabinet : en
  • US2042447A - Quarrying tool : en
  • US2042238A - Seat : en
  • CH184508A - Process for the production of a transparent, green paint. : de en
  • CH184472A - Process for the preparation of polymerisation products from vinyl ethers. : de en
  • GB447966A - Ball bearing, especially for pivotal connections between a trailer and its support, and method of its manufacture : en
  • CH184424A - Process for the preparation of sterile, concentrated, aqueous solutions of the follicular hormone. : de en
  • US2041750A - Pneumatic tire tube : en
  • US2042176A - Mixing device : en
  • US2042310A - Heat-distributor for registers : en
  • USD99833S - Design for an imitation : en
  • DE630346C - Device for hardening glass panels : de en
  • FR798704A - Improvements to pipe fittings : en fr
  • DE630302C - Tobacco sheet feeding device, especially for stalking machines : de en
  • DE630202C - Organ-like musical instrument : de en
  • FR798889A - reinforced concrete elements for fences and walls without posts : en fr
  • FR798980A - Composition materials for printing : en fr
  • GB447775A - Process for the manufacture of azodyestuffs : en
  • SU47205A1 - Spinner Spindle Speed Controller : en ru
  • US2042102A - Clothesline pulley : en
  • CH184443A - Advertising transparency. : de en
  • FR798732A - Sleeve Pipe Assembly with Roll Joint : en fr
  • FR798951A - Aero-dynamic cooler : en fr
  • FR798985A - Support for fixing mirrors, panels, coat racks, towel rails, etc. on the walls. : en fr
  • US2042438A - Building construction : en
  • US2042199A - Electric lamp : en
  • US2042265A - Transportation system : en
  • AT145971B - Reading scale device for radios u. like : de en
  • AT145982B - Portable electric hearing acuity meter. : de en
  • US2041733A - Plastic composition : en
  • USRE19981E - Slot and slug for check controlled : en
  • PL23101B1 - Coupling of individual machines of the dairy group. : en pl
  • SU47031A1 - The method of preparation of lubricating oil : en ru
  • DE630402C - Contact device for rod-shaped electrodes : de en
  • FR799013A - Process for the production of dolls and animals in cloth, elements used in this manufacture and articles resulting therefrom : en fr
  • DE630507C - Process for the production of mesityl oxide and its homologues from acetone or the homologous saturated ketones : de en
  • FR798721A - Process to give aluminum or aluminum-based objects a shiny, stable and resistant surface : en fr
  • GB447940A - Improvements relating to bobbins for trawl fishing net ground ropes : en
  • CH184284A - Gerär for the production of shaped pieces from dough and other plastic masses. : de en
  • GB448105A - Preparation of stable mixtures containing rubber and pitch : en
  • FR798928A - Supporting system, in particular for girder bridges : en fr
  • FR798963A - Improvements in processes for recording images and sounds on a common photographic medium : en fr
  • US2041849A - Propeller : en
  • FR798705A - New assemblies, with applications to fork heads and bicycle handlebars : en fr
  • DE630296C - Safety device on working machines, in particular presses : de en
  • FR798803A - Spray device for inhalations and other applications : en fr
  • GB447864A - Improvements in or relating to reflectors more particularly for road-lighting : en
  • SU46976A1 - Power limiter : en ru
  • FR798955A - Switching device for gear change : en fr
  • PL23059B1 - Kii 34 g, 14/01 Armchair that can be converted into a bed. : en pl
  • SU47167A1 - Method of making printing plates : en ru
  • FR798919A - High voltage switch-disconnector : en fr
  • FR798949A - Double needle bed flat knitting machine : en fr
  • SU47232A1 - Machine for twist vic : en ru
  • US2042118A - Shuttle check : en
  • USD99796S - Design tor a back fob windshield : en
  • CA358192A - Photographic film : en fr
  • GB447691A - Improvements in or relating to galleries or shade holders of lighting fittings : en
  • GB447777A - Improvements in or relating to microphones : en
  • FR798786A - New cycle pump or compressor : en fr
  • CA358123A - Laminated glass : en fr
  • FR798775A - Loose-leaf binder : en fr
  • AT145794B - Elevator flushing device for toilets with a flushing valve on the falling lifter leg and with a device to enable large and small flushing. : de en
  • CH184467A - Electric device for heat generation and storage. : en fr
  • SU46963A1 - Hydraulic car retarder : en ru
  • US2041866A - Multiple alloys : en
  • SU47244A1 - Fire hydrant : en ru
  • PL23080B1 - Bottle capping device. : en pl
  • US2042266A - Mine car : en
  • DE630463C - Lecher wire system provided with a double-folded extension : de en
  • SU46886A1 - Autoclave for treating nitrocellulose to reduce its viscosity : en ru
  • CA358073A - Acetaldehyde manufacture : en fr
  • FR798801A - Wire guide system for winding machines : en fr
  • SU46873A1 - Door for coke oven : en ru
  • US2042083A - Driving mechanism for engines, compressors, pumps, and other machines : en
  • US2042095A - Detection of suspended matter in gaseous fluids : en
  • FR798770A - Bra : en fr
  • FR798964A - Welding improvements : en fr
  • CA358107A - Bottle closure : en fr
  • DE630344C - Process for making anhydrous toothpastes : de en
  • SU46914A1 - The method of preparation of one-manganese phosphate : en ru
  • US2042272A - Liquid conductor heater : en
  • AT145887B - Ship shape. : de en
  • AT145941B - As a heel protector, anti-slip device and as a fastening means for rubber heels serving on shoe heels. : de en
  • DE630511C - Process for the production of runners for electrical machines : de en
  • FR798907A - Fuel oil carburettor for internal combustion engines : en fr
  • US2042160A - Wheel : en
  • AT145988B - Circuit of an externally controlled magnetron. : de en
  • CH184225A - Weir with main contactor and auxiliary contactor and separate winches for both contactors. : de en
  • US2041938A - Pressed steel cover for domes : en
  • AU100924B2 - Method of forming hollow glassware : en
  • CA358200A - Ski : en fr
  • CH184448A - Box made from a blank. : de en
  • DE630325C - Process for the extraction of pure sulfur : de en
  • CH184261A - Mixing tap for the production and dispensing of beverage mixes. : de en
  • US2041787A - Aircraft : en
  • CA358127A - Shoe lasting gauge : en fr
  • DE630472C - Device for sealing the inner wall of chimneys : de en
  • CH184326A - Card holder and line display device on business writing machines. : de en
  • US2041738A - Steering wheel : en
  • US2042023A - Quaternary heterocyclic urea compounds and manufacture thereof : en
  • CH184462A - Electric brake pressure regulator on rail vehicles. : de en
  • FR798865A - Automatic scale with direct reading : en fr
  • DE630294C - Gate valve : de en
  • DE630540C - Device for dispensing liquid from containers : de en
  • FR798760A - Envelope for letter or other applications : en fr
  • AT145944B - Cam controlled gripper for cinema equipment. : de en
  • BE415019A - Amphibious device : en fr
  • US2042255A - Holder and wiper : en
  • FR798728A - Agents exhibiting capillary action and having the power to decrease surface tension : en fr
  • FR798831A - Improvements to apparatus and installations intended for the separation of liquids and in particular for distillation or rectification : en fr
  • IE13744L - Composite pipe : en
  • DE630311C - Control device for oil return from flooded evaporators for refrigeration systems : de en
  • DE630543C - Gas stove with an ignition flap in the bottom of the roasting and baking space : de en
  • DE630404C - Disinfectants : de en
  • US2041892A - Venetian blind control mechanism : en
  • USD99811S - Design for a piano : en
  • PL23091B1 - Propeller fixation. : en pl
  • SU46913A1 - The method of preparation of the abrasive material : en ru
  • SU47074A1 - Adaptation to the press to eject the mandrel in the manufacture of textolite taps : en ru
  • US2042190A - Air-metering device : en
  • US2042239A - Tooth brush : en
  • US2042422A - Shedding mechanism for looms : en
  • PL23062B3 - Automatic device for replacing thread coils in looms with double-sided change of pumps. : en pl
  • US2041727A - Method of opening bivalves : en
  • SU47194A1 - The device for putting arrows on the drawings : en ru
  • AT145843B - Process for the production of thin-walled rubber goods. : de en
  • CH184307A - Process for the preparation of a water-soluble monoazo dye. : de en
  • FR798752A - System of elastic suspension of the wheels with respect to the chassis, in particular in the case of motor car wheels whose movements are damped independently of each other : en fr
  • GB447690A - Manufacture of aliphatic anhydrides and aldehydes : en
  • GB447851A - Improvements in or relating to electric arc converters : en
  • US2041769A - Nitriding process : en
  • USD99835S - Design for a sandal : en
  • PL23055B1 - : en pl
  • AT145758B - Electrode for vacuum discharge vessels, in particular for power converters for higher outputs. : de en
  • PL23122B1 - Water-soluble seed dressing and method of its preparation. : en pl
  • US2042113A - Wall and floor construction : en
  • US2041793A - Slotted wing : en
  • US2042389A - Cross tie raiser for railroads : en
  • USD99807S - Design for a sadiron shell : en
  • AT145799B - Joint closure or joint connection between two concentric members that can rotate relative to one another is resistant to highly viscous liquid or plastic mass under high pressure. : de en
  • CH184233A - Electrical resistance. : de en
  • SU47112A1 - Laboratory washer : en ru
  • AT145827B - Process for the representation of asymmetrical arsenic compounds. : de en
  • BE415311A - Process for obtaining sodium N-methyl-C, C-allylisopropyl-barbiturate in stable, dry form and very easily soluble in water : en fr
  • CH184231A - Humidifier. : de en
  • CH184300A - Process for the preparation of a condensation product from the a-naphthylamide of 2,3-oxynaphthoic acid and formaldehyde. : de en
  • CH184438A - Circuit in which a multigrid tube is used for modulation and at the same time for generating high-frequency oscillations. : de en
  • DK51690C - Apparatus for Introducing Disinfectant, Contraceptive or Healing Substances into the Vagina. : da en
  • FR798898A - Device for the individual control of transport systems made up of several transport elements : en fr
  • AT145955B - Radiological method and device for determining the position of a foreign body that has penetrated a body. : de en
  • CA358132A - Electrical apparatus : en fr
  • FR798808A - Improvements made to tanks to make them waterproof : en fr
  • GB447984A - Improvements in and relating to alternating current electric motors : en
  • AT145861B - Cleaning device for dough bowls and baking pans. : de en
  • SU47259A1 - Friction drum for ropes, chains and other traction organs : en ru
  • US2041901A - Manufacture of soles : en
  • US2042300A - Pulsator for milking machines : en
  • US2042391A - Flush valve : en
  • FR798895A - Cinematographic apparatus for advertising : en fr
  • CH184279A - Crampon for mountain boots. : en fr
  • SU46905A1 - The method of obtaining the precipitate from phosphate : en ru
  • CH184219A - Hermetic locking device on doors, windows and similar closures. : de en
  • PL23060B1 - Cover for electrical instruments, especially meters, having at least two sight glasses for observing the various work processes inside the instruments. : en pl
  • US2041758A - Counter-actuating means for educational test checking machines : en
  • SU47111A1 - Method for determining moisture of skin and other materials : en ru
  • US2041781A - Fountain pen packing unit : en
  • US2042298A - Process for the purification and desulphurization of low boiling distillates : en
  • US2042294A - Walking beam for well pumping and drilling mechanism : en
  • US2042161A - Comminuting machine for foodstuffs : en
  • US2042397A - Hair curler : en
  • US2042067A - Valve : en
  • DE630355C - Chimney top with a smoke pipe closed at the top : de en
  • DE630522C - Additive to cement and mortar masses as protection against penetrating moisture and aggressive water : de en
  • AT145994B - Machine system, consisting of a motorized power source, energy consumer and energy storage. : de en
  • SU46978A1 - Method of making cellulose acetate sheet material : en ru
  • DE630570C - Electric train game : de en
  • AT146000B - Expansion nozzle with cooled wall for the fire gases of rocket propulsion engines. : de en
  • DE630488C - Windscreen wipers for motor vehicles : de en
  • CH184288A - Process for the artificial aging of liquids containing alcohol. : de en
  • AT145819B - Process for sizing fibers. : de en
  • CH184206A - Slag processing plant. : de en
  • CH184320A - Process for increasing the gloss, whiteness and pressure sensitivity of paper. : de en
  • DE630506C - Process and device for the production of coarse-grained crystals by vacuum evaporation and gradual cooling : de en
  • GB447887A - Improvements in or relating to the manufacture of explosives : en
  • AT145951B - Bust formers and holders. : de en
  • CH184381A - Steam generator with a cooling screen in the combustion chamber. : de en
  • SU46946A1 - Screw jack for lifting railway track : en ru
  • SU47245A1 - Tool for driving the loom of the loom : en ru
  • SU47165A1 - A device for copying negative plates or films with the correct raster : en ru
  • SU47132A1 - Method of growing aerobic bacteria (Azotobacter) : en ru
  • US2042056A - Process for sweetening sour petroleum oil and the revivification of the sweetening agent : en
  • DE630422C - Protective cover for fire-extinguisher towels : de en
  • US2042069A - Resilient coupling : en
  • AT145753B - Time switch. : de en
  • CH184427A - Apparatus for the antiseptic treatment of wounds by electrolysis. : en fr
  • CA358187A - Microporous diaphragm : en fr
  • CH184297A - Process for the production of acetic anhydride. : de en
  • CH184439A - Braun tube for television purposes and process for their manufacture. : de en
  • DE630327C - Process for the production of infusible synthetic masses : de en
  • DE630329C - Device for setting a multiple impression of the printing plates on address printing machines : de en
  • GB447875A - Improvements in or relating to direct action percussion type fuzes : en
  • DE630553C - Method and device for drilling hardened, especially narrow holes : de en
  • GB447890A - Manufacture of dyestuffs : en
  • PL23134B1 - Water-repellent textile material. : en pl
  • SU47097A1 - Photometric device : en ru
  • US2042010A - Fabric spreader : en
  • DK51684C - Method and Apparatus for the Production of Vitamin-Rich Oils. : da en
  • CA358070A - Cigarette lighter : en fr
  • DE630266C - Die setting and line casting machine with triggering devices arranged on the magazines : de en
  • FR798960A - Improvements to bowden cable transmission devices : en fr
  • AT145961B - Device for the invisible holding of the two freely hanging flaps of a self-tie : de en
  • BE415280A - : en
  • AT145968B - Primary element. : de en
  • SU46974A1 - A device for receiving vision : en ru
  • SU47013A1 - The method of manufacture of copper-acidic straighteners : en ru
  • US2042423A - Process for the manufacture of dyestuffs of the anthraquinone series : en
  • SU46901A1 - Apparatus for the redistribution of yellow phosphorus in red : en ru
  • US2042155A - Alloy : en
  • US2041789A - Aircraft : en
  • SU47113A1 - Machine for silvering sand, powder and similar materials : en ru
  • US2042043A - Reciprocating engine : en
  • US2042233A - Electric range : en
  • SU47081A1 - A device for the extraction of noble metals by amalgamation : en ru
  • SU47016A1 - Device for conveyor lubrication and drying of electrodes : en ru
  • US2042028A - Double shell cap for containers : en
  • CH184305A - Process for the preparation of a new trisazo dye. : de en
  • CH184324A - Device for storing drawings, plans, pictures and the like. : de en
  • CH184525A - Power tool tool. : de en
  • AT145765B - Electric cable. : de en
  • AT145776B - Electric incandescent lamp or discharge tube. : de en
  • AT145835B - Process for the production of a long-life, homogeneous cheese, cream cheese or quark. : de en
  • AT145919B - Brake or switch-off device for overhead conveyors. : de en
  • AU2267935A - Oil burning device : en
  • DE630370C - Switching device for direction indicators, especially for motor vehicles : de en
  • DE630572C - Process for the production of cigarettes with mouthpiece insert : de en
  • US2041877A - Disconnecting switch : en
  • SU47248A1 - Adaptation to the Northrop weaving machine for guiding empty spools to the box : en ru
  • AT145999B - Device on spiral teeth. : de en
  • CA358119A - Leather cutting gauge : en fr
  • US2042055A - Process of sweetening sour hydrocarbon oil : en
  • USRE19984E - Method of treating tobacco : en
  • US2042369A - One-button switch : en
  • SU46926A1 - Method for quantitative determination of aniline in a mixture of peri-acid phenylation products : en ru
  • US2042116A - Mechanical movement : en
  • SU47040A1 - Machine for sorting skins by length : en ru
  • SU46982A1 - Device for absorbing vibrational energy of air wires of transmission lines : en ru
  • US2041686A - Wringer : en
  • DK51691C - Apparatus for continuous recording or reproduction of photographic records on an endless film strip. : da en
  • US2042034A - Oil burner : en
  • US2042139A - Gaseous electric discharge lamp device : en
  • US2042319A - Antenna : en
  • US2042412A - Process for the preparation of inhibitors : en
  • SU47120A1 - Balance counter and their diameter indicator : en ru
  • FR798763A - Process for clearing overlapping sheets in machines working with sheets and, in particular, in letterpress printing presses : en fr
  • US2042240A - Garment hanger : en
  • US2041714A - Mining apparatus : en
  • SU47179A1 - Aerodynamic Sailing Brake : en ru
  • FR799000A - Basic bodies insoluble in water, vegetable fibers and other substrates impregnated with these bodies and process for preparing these various products : en fr
  • US2042309A - Plugged telltale hole : en
  • US2042374A - Apparatus for regulating and/or measuring the flow of fluids : en
  • US2042426A - Apparatus for use at low temperatures : en
  • US2041774A - Journal bearing protector : en
  • US2042297A - Door stop and holder : en
  • DE630271C - A clamp consisting of a metal ring for electrical resistors and heating elements : de en
  • DE630317C - Process for sensitizing halide silver emulsions : de en
  • FR798993A - Improvements in safety razor blades and the like and their manufacture : en fr
  • GB447934A - Prepayment apparatus controlling the duration of operation of electrical apparatus : en
  • DE630289C - Device for the distillation of zinc and similar metals : de en
  • DE630503C - Switch-off device for feed pumps of liquid containers : de en
  • US2041821A - Strain release : en
  • US2042217A - Heating system and control means therefor : en
  • SU47201A1 - Device for obtaining the illusion of train movement in a tunnel : en ru
  • CH184363A - Tool and its tool holder. : en fr
  • SU46943A1 - The method of device ballast railway track : en ru
  • US2042214A - Signal and control system for elevators : en
  • SU46993A1 - Device for automatic control of reversing rolling mill or squeezing mill : en ru
  • AT145796B - Device for measuring areas and distances on curved bodies, in particular on globes. : de en
  • GB447897A - Improvements in absorption refrigerating apparatus : en
  • AT145865B - Method and device for the production of hollow bars and other hollow bodies by casting. : de en
  • CA358188A - Metal rolling machine : en fr
  • CH184285A - Meat cutting machine. : de en
  • SU46944A1 - Rack and pinion jack : en ru
  • US2041796A - Aircraft : en
  • US2041736A - Typewriter : en
  • US2041829A - Azo-dyestuffs : en
  • US2042013A - Fast freezing apparatus : en
  • CA358094A - Tapping and refilling device : en fr
  • GB447945A - Improvements in or relating to steam turbines : en
  • US2041950A - Expansible cover : en
  • US2042107A - Shipping and display carton : en
  • SU47093A1 - Automatic gearbox : en ru
  • US2042033A - Decorating fabric : en
  • PL23054B1 - Method for treating gases containing sulfur dioxide : en pl
  • DE630191C - Floating trough sluice with a sluice channel moved by oscillating compressed air : de en
  • DE630371C - Cooling device for motor vehicles : de en
  • GB447695A - Improvements in and relating to mixing apparatus : en
  • US2042164A - Labeling machine for cylindrical and similar packages : en
  • DE630433C - Lock, the double-armed change of which can be pivoted around a pin and is pivoted by the key via a cross slide located in the area of the key bit when the bolt is open : de en
  • AT145800B - Method and device for machining rolls, in particular grooved rolls for pilgrim step rolling mills. : de en
  • AT145823B - Process for the preparation of water-soluble pyridine derivatives. : de en
  • AT145885B - Catching and braking device for cable cars. : de en
  • DE630482C - Device for combating pests, in particular for use on vacuum cleaners : de en
  • PL23088B1 - A method of analyzing image synthesis for electric remote transmission. : en pl
  • SU47126A1 - Device for tying twine wood seedlings : en ru
  • US2042415A - Loom temple : en
  • GB447868A - Improvements relating to letter boxes and receptacles for attachment to doors : en
  • GB447988A - Improvements relating to the manufacture of steel and other metal tubes : en
  • CA358115A - Hat holder : en fr
  • FR798747A - Residential fireplace : en fr
  • FR798816A - Remote control device for machine guns or other firearms : en fr
  • US2041700A - Skiving machine : en
  • US2041972A - Conduit : en
  • GB447997A - Improvements in and relating to collapsible gates of the lattice-bar type : en
  • US2042219A - Preparation of unsaturated ethers : en
  • US2042398A - Electric contact plug : en
  • GB447708A - Improvements in or relating to tools for tensioning and sealing package ties : en
  • GB448032A - Improvements in dish-washing machines : en
  • US2042175A - Sectional door mechanism : en
  • PL23052B1 - Vibration induction mechanism, including a rotating weight. : en pl
  • FR798867A - Improvements to diapers or mattresses and the like capable of being swollen : en fr
  • FR798800A - Control device for machines or mechanisms : en fr
  • FR798746A - Process for the manufacture of glues, primers, food products and thickeners with starch and starch-containing products : en fr
  • FR798845A - Process for intensifying and modifying, in crepe fabrics, the creping effect and resulting products : en fr
  • DE630409C - Air heater with built-in boiler : de en
  • DE630343C - Sub-counting device on flat weft knitting machines : de en
  • DK51673C - Outlet for Removal of Centrifuged Material from a Centrifuge. : da en
  • FR798979A - Method for machining torsion bars, in particular for motor vehicles : en fr
  • DE630560C - Two-part drop center rim wheel, especially made of molded material with a tough insert : de en
  • SU47209A1 - A device for entertaining and acquiring the skill of handling a steering wheel. : en ru
  • USD99791S - Design fob a flashlight : en
  • FR798837A - Improvements to the saponification of cellulose ester-based materials : en fr
  • SU47265A1 - Drive for mobile gutters with casing mechanism : en ru
  • SU47240A1 - Device for preventing damage to double sluice gates by ship strikes : en ru
  • SU47107A1 - Method for determination of fluorine content in fluorite ore : en ru
  • AT145879B - Motor vehicle radiator badges. : de en
  • SU47056A1 - Soap Dish for dispensing soap in small portions : en ru
  • DE630279C - Process and device for the production of low-boiling hydrocarbon oils from high-boiling hydrocarbon oils by distillation at high temperatures down to coke : de en
  • DE630492C - Pivot hinge arrangement for basement windows with a glass and a protective wing : de en
  • DE630411C - Hinge for folding rule : de en
  • GB447705A - Improvements in or relating to cigarette making machines : en
  • DE627268C - Hemispherical rotary slide valve for tubes or similar containers : de en
  • US2042191A - Apparatus for injecting graphite into engines : en
  • US2041857A - Safety hitch : en
  • US2042004A - Supply pump for engines : en
  • SU47264A1 - Conveyor belt : en ru
  • CH184530A - Process for the preparation of a salt of tetrahydro-N-methylnicotinic acid methyl ester. : de en
  • CH184308A - Process for the production of a new acidic dye of the anthraquinone series. : de en
  • AT145813B - Process for the production of creped or crimped synthetic threads. : de en
  • AT145978B - Closure for galvanic cells. : de en
  • CH184420A - Process for the preparation of a stereoisomeric alcohol. : de en
  • SU47104A1 - Yarn Dynamometer : en ru
  • US2042329A - Ready bound crate : en
  • US2042337A - Calendar clock : en
  • AT145778B - Can. : de en
  • CA358182A - Firedoor and stoker : en fr
  • CH184546A - Gear change mechanism, in particular applicable to a bicycle. : en fr
  • FR798874A - Watertight bead to seal the joints of opening parts, in particular against the entry of asphyxiating or other gases : en fr
  • SU47083A1 - Aluminum bath : en ru
  • SU47180A1 - Device for installing a rotary propeller group located above the wing : en ru
  • GB447797A - Improvements relating to electric conductor couplings of the plug and socket type : en
  • GB448110A - Improvements in safety guards for guillotines, punching and other machines : en
  • US2041842A - Electric cable and method of manufacturing it : en
  • US2041992A - Rear supporting and driving means for motor vehicles : en
  • US2042085A - Compressor unloader : en
  • CA358137A - Control system : en fr
  • DE630297C - Single-spar aircraft wing : de en
  • CA358067A - Condenser unit : en fr
  • US2041768A - Closure for bottles and jars : en
  • DE629982C - Closure for hollow body : de en
  • DE630295C - Hand tools for locking saws : de en
  • DE630310C - Piston for gas container : de en
  • CH184336A - Automatic firearm with sliding barrel and longitudinally movable lockable breech. : de en
  • DE630410C - Device for producing the profile of copying cams : de en
  • US2041833A - Fuel supply and control system : en
  • US2041993A - Lettering guide : en
  • USD99792S - Design fob a flashlight : en
  • CA358081A - Olefine hydration : en fr
  • DE630563C - Sidecar for bicycles : de en
  • GB448012A - Improvements in tracks for toy vehicles : en
  • FR798871A - Lead-sheathed electrical cable and its manufacturing process : en fr
  • FR799047A - Case for mechanical razor : en fr
  • AT145940B - Radiation transmitter or radiation receiver for electro-optical light barrier systems : de en
  • BE414258A - Improvements in automatic adjustment of variable physical characteristics : en fr
  • CA358179A - Gas burner : en fr
  • AT145889B - Carrying bag for respiratory masks. : de en
  • CH184322A - Method and machine for the production of adhesive paper tapes provided with handle loops. : de en
  • DE630416C - bearings : de en
  • FR798905A - Further training in the construction of vehicle bodies and method of manufacturing and assembling said bodies : en fr
  • AT145921B - Closing caps, in particular for tubes. : de en
  • GB447913A - Improvements in and relating to locks and keys : en
  • US2041731A - Production of leather : en
  • CH184511A - Process for the production of a transparent, yellowish red lacquer. : de en
  • AT145770B - Overconsumption meter with mechanical counter torque. : de en
  • CH184323A - Method for securely attaching photographs to identity cards, as well as securely connecting insert sheets with the envelope. : de en
  • CH184412A - Electric discharge tube. : de en
  • US2042093A - Acetylene gas generator : en
  • CH184479A - Process for the preparation of a substantive copper-containing azo dye. : de en
  • GB447839A - Improved toy : en
  • SU47175A1 - Method of extinguishing fires of flammable liquids : en ru
  • US2042140A - Electric gaseous discharge device : en
  • AT145784B - Safety razor. : de en
  • USD99821S - Design for a ring box or similar : en
  • PL23149B1 - A method of producing a metal coating on metal objects having a desired shape and arrangement of crystals, and a device for carrying out this method. : en pl
  • US2041753A - Powder container : en
  • DE630281C - Suction bottle with teat and air inlet valve : de en
  • US2041763A - Cleansing fluid filtration : en
  • PL23137B1 - A method of producing chromium-containing dyes. : en pl
  • US2042015A - Apparatus for casting sleeve-like bodies : en
  • US2042251A - Audion tester : en
  • CH184351A - Aluminum alloy. : de en
  • FR798842A - Process for the production of ethers-salts and in particular of ethyl acetate : en fr
  • FR798857A - Device for lighting aircraft landing strips : en fr
  • CH184286A - Meat grinder. : de en
  • US2041788A - Manufacture of dipped goods : en
  • US2041841A - Method of producing fabrics of multiple loom width : en
  • GB447808A - Improvements in or relating to shades for electric light sources : en
  • AT145981B - Screwable fastening device for rubber teats on milk bottles. : de en
  • SU47106A1 - Method for investigation of gases contained in metals : en ru
  • US2042306A - Process for the manufacture of highly unsaturated or aromatic distillates from heavier oils : en
  • CA358207A - Thermometer : en fr
  • CH184221A - Outside window blinds. : de en
  • US2041926A - Hay loader : en
  • SU47087A1 - A device for applying divisions on the side surface of cylindrical products : en ru
  • SU47173A1 - Fire Extinguishing Device : en ru
  • DE630552C - Grease gun : de en
  • US2042331A - Separation of meta cresol from meta cresol-para cresol mixture : en
  • US2042194A - Stripping dyeings prepared with vat dyestuffs : en
  • CH184493A - Process for the preparation of a polymethine compound substituted on the central carbon atom of the polymethine chain. : de en
  • SU47063A1 - Switching and locking device to the screw telescopic jack : en ru
  • SU47151A1 - Four-way plug valve for steam heating : en ru
  • SU46903A1 - Apparatus for the release of phosphorus from the wet condensate of its vapor : en ru
  • SU47103A1 - Stationary vapor moisture meter : en ru
  • US2042414A - Process for preparing dimethoxydibenzanthrone : en
  • AT145927B - Multi-serrated positive tone film and equipment for its production. : de en
  • CA358181A - Stoker : en fr
  • CH184494A - Process for the preparation of a polymethine compound substituted on the central carbon atom of the polymethine chain. : de en
  • US2041949A - Chick box : en
  • CH184246A - Process for the production of a cleaning agent. : de en
  • CH184440A - Arrangement for the simultaneous reception of picture and sound. : de en
  • SU46897A1 - Apparatus for concentrating sulfuric acid : en ru
  • CH184283A - Apparatus for separating dust or liquid particles from gases or vapors. : de en
  • AT145957B - Sewing machine table. : de en
  • DE630353C - United driving and safety brake for conveyor machines : de en
  • GB447920A - Improvements in percussive tools such as hammers and pile drivers : en
  • CA358198A - Shipping and display container : en fr
  • CH184258A - Device for closing a container intended to make it difficult to refill it. : en fr
  • CH184365A - Process and template for producing a grained wood finish. : de en
  • US2041799A - Exposed corner in wallboard construction : en
  • SU47042A1 - Device for automatic feeding of stalks in flax milling machines : en ru
  • AT145984B - Arrangement for frequency multiplication or division. : de en
  • FR798787A - Improvement in the construction of rotating electrical equipment, in particular motors, with a view to eliminating vibrations : en fr
  • SU47077A1 - Resin Dehydration Machine : en ru
  • US2041981A - Reaper-binder : en
  • PL23115B1 - Electromagnetic braking device to prevent excessive braking of vehicles. : en pl
  • US2042148A - Gaseous electric discharge lamp : en
  • US2042346A - Container and method of making the same : en
  • SU47021A1 - The method of preparation of the composition for coating concrete and similar materials with the purpose of imparting watertightness to them : en ru
  • US2041941A - Printing-plate matrix : en
  • AT145934B - Optical system for recording and displaying three-color images. : de en
  • US2041852A - Vapor bath apparatus : en
  • US2042122A - System for the prevention of scale formation and for the continuous automatic discharge of mud from steam boilers and heaters of liquids : en
  • FR798998A - Improvements to printing and recording mechanisms for weighing devices : en fr
  • GB447861A - A process for the preparation of pitch : en
  • DK51695C - Brake lining. : da en
  • FR798903A - Pneumatic suction cups : en fr
  • GB447848A - Improvements in or relating to metallic closures for bottles and jars, and methods of making the same : en
  • SU47155A1 - Machine for processing shaped surfaces : en ru
  • US2042025A - Lock : en
  • US2042038A - Plastic composition : en
  • CA358141A - Circuit breaker system : en fr
  • SU47015A1 - A method of manufacturing valve photo cells and rectifiers : en ru
  • SU47213A1 - Device for the preparation of clay solution : en ru
  • US2041814A - Process for making vinyl chloride : en
  • US2041919A - Covering for seats or cushions : en
  • US2042048A - Accelerator of vulcanization : en
  • US2042274A - Method and apparatus for protecting oil storage tanks : en
  • US2042419A - Oil return device for flooded evaporators : en
  • GB447780A - Improvements relating to display stand : en
  • CA358099A - Titanium steel production : en fr
  • CH184339A - Device for measuring wheel and axle camber as well as the lead in motor vehicles. : de en
  • AT145829B - Process for the preparation of quinaldine derivatives. : de en
  • US2041933A - Telephone system : en
  • US2042357A - Closure for bottles, jars, tin cans, and the like : en
  • DE630444C - Process for obtaining a dry floating medium for separating mix by means of air : de en
  • US2041974A - Joined fibrous bodied article and method of producing same : en
  • SU47219A1 - The method of welding the ends of porcelain tubes, for example, for pyrometric devices : en ru
  • US2042179A - Seat connection : en
  • USD99794S - Design for a flashlight : en
  • CH184433A - Device in telecommunication systems for monitoring the insulation condition of telecommunication cables. : de en
  • SU46948A1 - A device for crossing people across rivers under water : en ru
  • AT145923B - Bicycle lamp holder. : de en
  • CH184213A - Process for the preparation of thixotropic, d. H. Copper oxychloride preparations for plant protection purposes that temporarily become liquid due to vibrations and a preparation produced by this process. : de en
  • SU47149A1 - A method of making mastic to form a heat insulating layer : en ru
  • AT145786B - Device for the visualization of color mixtures. : de en
  • DE630436C - Pole hood for steel piles : de en
  • PL23106B1 - The method of making porcelain crucibles. : en pl
  • AT145945B - Device for focusing photographic images in enlargers. : de en
  • PL23084B1 - Light concrete manufacturing method. : en pl
  • US2042036A - Steam generator : en
  • US2042245A - Milling machine transmission and electric control therefor : en
  • IE14185L - Filleting fish. : en
  • AT145939B - Anti-skid device that can be releasably attached to the shoe. : de en
  • CA358206A - Tire spreader : en fr
  • CH184428A - Process for the production of loose, sterile and permanently antiseptic cellulose wadding and cellulose wadding produced by this process. : de en
  • US2041685A - Switch box : en
  • US2042061A - Radio control head : en
  • AT145924B - Garbage collection truck. : de en
  • AT145915B - Machine for the production of packaging for larger, especially assembled objects. : de en
  • CH184374A - Speed controllers, in particular for hoisting machines. : de en
  • US2041709A - Combustion engine : en
  • PL23065B1 - Rotary air heater. : en pl
  • US2041715A - Cellulose derivative compositions : en
  • US2042053A - Refining hydrocarbon oils and vapors : en
  • CH184361A - Process for the manufacture and treatment of rubber threads and similar materials not intended for the textile industry, apparatus for carrying out this process and the thread obtained. : en fr
  • FR798778A - Improvements to devices emitting radiation, in particular to lighting devices comprising luminescent tubes : en fr
  • AT145763B - Automatic overcurrent or overtemperature switch. : de en
  • AT145831B - Cooling device for coffee. : de en
  • CA358102A - Heat controller : en fr
  • SU46898A1 - The method of oxidation of nitrites contained in nitrate liquors : en ru
  • AT145787B - Tie holder. : de en
  • AT145873B - Can for cigarettes or cigars. : de en
  • SU46933A1 - A method of processing peat nozzy water : en ru
  • SU47024A1 - A method of manufacturing a diluent for nitrolak : en ru
  • US2042154A - Extendible and adjustable clasp for watch-bracelets or the like : en
  • US2042350A - Diotch gate : en
  • USD99781S - Design for a radiant heater : en
  • AT145870B - Cigar and cigarette extinguishers, especially for ashtrays. : de en
  • AT145901B - Gear change transmissions, in particular for motor vehicles. : de en
  • AT145896B - Car bodies, in particular for large vehicles. : de en
  • GB447802A - Improvements in or relating to apparatus for permanently waving hair : en
  • US2042057A - Electron discharge device : en
  • CA358074A - Acetaldehyde manufacture : en fr
  • DE630383C - Discharge conveyor belt for dismantling devices, especially excavators : de en
  • US2041873A - Switching system : en
  • USD99774S - Design for a bowling alley settee : en
  • BE413245A - : en
  • US2041914A - Spring protector : en
  • CH184236A - Device for night filling of air in pressure vessels, in particular for water supply systems. : de en
  • CH184343A - Grain probe. : de en
  • GB447692A - Improvements relating to steam-boilers or water-heaters of the return-tube type : en
  • CH184491A - Process for the preparation of a carbocyanine dye. : de en
  • SU47058A1 - Locking device for mine cage lift : en ru
  • US2042131A - Feed regulating device : en
  • US2042277A - Screen holder : en
  • CH184425A - A process for preparing d-trans-n-oxocamphor from iso-ketopinic acid. : en fr
  • CH184490A - Process for the preparation of a carbocyanine dye. : de en
  • SU47114A1 - Logarithmic counter : en ru
  • CH184275A - Slider for zippers. : de en
  • SU46870A1 - Device for cutting the ends of the parts : en ru
  • US2041843A - Electric pocket lamp : en
  • US2041957A - Method of working up low valued materials such as pitch, acid sludge, and the like : en
  • AT145807B - Sintered carbide alloy. : de en
  • CH184368A - Spring element arranged in a rotating body. : de en
  • CH184478A - Process for the preparation of a substantive copper-containing azo dye. : de en
  • US2041716A - Amino-ortho-nitro-aryl-thiocarboxylic acids, and process of preparing same : en
  • CH184386A - Method and device for obtaining noble gases that boil more heavily than oxygen, in particular from air. : de en
  • BE414860A - Input device for stamping or value stamping machines : en fr
  • CH184227A - Surface for marking traffic regulations on streets and squares and processes for its production. : de en
  • CH184393A - Electromagnetic battery charger switch for electrical systems on vehicles. : de en
  • BE415151A - Liquid damper for semaphore pallet : en fr
  • CH184542A - Tray for mountain bags. : en fr
  • US2041929A - Roof cleat and guard : en
  • AT145772B - Hot cathode discharge apparatus. : de en
  • CH184325A - Planographic printing form, in particular offset printing form, and process for their production. : de en
  • USD99813S - Design fob bread toast : en
  • CH184253A - Coffee machine with several storage containers. : de en
  • US2041712A - Art of coating : en
  • US2042428A - Process for conveying solid surstances through channels, pipes, and the like : en
  • US2041940A - Combustion chamber construction for internal combustion engines : en
  • US2042313A - Phenolic condensation products and method of making the same : en
  • CH184332A - Ski binding with diagonal pull and moving pull point. : de en
  • CA358121A - Can opening device : en fr
  • CH184527A - Device for monitoring a system that is capable of more than one basic state and changing operating states. : de en
  • DE630518C - Light meter : de en
  • CH184442A - Projection apparatus. : de en
  • GB447693A - Improvements in or relating to cast iron pipes : en
  • PL23148B1 - A board game. : en pl
  • CH184358A - Process to achieve stable ferromagnetic materials with low hysteresis. : de en
  • US2042106A - Filter faucet : en
  • US2042203A - Electric hot plate and method of making same : en
  • US2042262A - Distributing device for doughnut machines : en
  • US2042410A - Sulphonic acid bodies and process of making same : en
  • AT145805B - Manufacture of objects that have to be resistant to attack by decarburizing gases, especially at high temperatures and pressures. : de en
  • AT145892B - Motor vehicle with the bogie supporting the drive motor. : de en
  • CA358112A - Valve removing tool : en fr
  • DE630495C - Pumice tool : de en
  • FR799034A - Extended expansion heat engine : en fr
  • GB447963A - Improvements in clips for hose and the like : en
  • CA358186A - Hollow rubber article moulding machine : en fr
  • DE630490C - Water valve, in particular for sorting strings : de en
  • US2042235A - Speed change power transmission : en
  • GB447697A - Improvements in machines for milling and washing textiles : en
  • GB447915A - Improvements relating to stringing tags, and the like : en
  • AT145854B - Method and device for lowering plants sown in rows and in previously loosened soil. : de en
  • AT145911B - Road snow plow with blades loaded by leaf springs. : de en
  • AT145822B - Process for the preparation of amino alcohols. : de en
  • US2041718A - Method of and apparatus for manipulating articles, such as talking machine or phonograph records : en
  • US2041792A - Aircraft : en
  • US2042128A - Wireworking machine and method : en
  • US2042003A - Printing element and method of making same : en
  • CH184419A - Process for the preparation of a mixture of stereoisomeric dihydrofollicle hormones of the formula C18H24O2. : de en
  • SU46964A1 - Folding device for rolling rolling stock wheels onto rails : en ru
  • US2042353A - Connection for structural members : en
  • CH184487A - Process for the preparation of an azo dye. : de en
  • DE630562C - Solid rubber tires with a treadmill arranged around the circumference and closed cross channels : de en
  • DE630361C - Lifting screen drum for potato harvesters : de en
  • CA358136A - Elevator system : en fr
  • CH184539A - Process for the preparation of a mixture of quaternary ammonium compounds. : de en
  • DE630441C - Light metal pistons for internal combustion engines : de en
  • GB448502A - Manufacture of 3-amino-quinolines : en
  • BE415307A - : en fr
  • CH184371A - Shut-off and throttle valve for liquids and gases. : de en
  • CA358103A - Photometry : en fr
  • CH184329A - Photographic camera with viewfinder chamber. : de en
  • PL23116B1 - Two-stroke internal combustion engine with self-ignition of the injected fuel and three or more cylinders arranged in a star, the pistons of which act on a common combustion space. : en pl
  • US2042181A - Control circuit : en
  • CH184274A - Welding blade. : de en
  • PL23102B1 - Sorting method, especially hard coal. : en pl
  • US2042045A - Bed and bedrail : en
  • US2042249A - Counter : en
  • US2042290A - Wall construction : en
  • SU46986A1 - Automatic electrical switch : en ru
  • USD99775S - Design for a lens strap : en
  • CH184214A - Device for attaching herbaceous plants in the form of perennials to holding wires. : de en
  • SU47108A1 - Method and device for gas analysis : en ru
  • CH184512A - Process for the production of a transparent, red-brown lacquer. : de en
  • SU46945A1 - The device for the acceleration of rail gaps blows : en ru
  • SU47176A1 - Free balloon, made in the form of a series of individual rubber balls with a common suspension system : en ru
  • US2041770A - Stream divider : en
  • US2041985A - Mop : en
  • AT145986B - Spring contact for dry elements. : de en
  • BE414831A - POWER SUPPLY FOR MACHINE GUNS, MORE PARTICULARLY FOR MACHINE GUNS MOUNTED ON A TURRET, FOR AIRPLANES OR THE LIKE : en fr
  • AT145812B - Arc furnace with cooling jacket that can be moved independently of the movement device for the electrode. : de en
  • DE630487C - Device for regulating the negative pressure in the suction boxes of paper machines : de en
  • DE630519C - Calculator for cash registers and accounting machines : de en
  • FR798914A - Improvements to elastic couplings : en fr
  • FR798868A - Science toy : en fr
  • GB448009A - Process for reclaiming used lubricating oils : en
  • SU46973A1 - Device for transmitting synchronous pulses in vision : en ru
  • AU77626A - Molding flask and releasable mold retainer therefor : en
  • CA358148A - Part uniting method : en fr
  • CH184234A - Artificial stone slab and process for its manufacture. : de en
  • FR798744A - Device for recording and reproducing sound : en fr
  • FR799017A - Process for chrome tanning : en fr
  • SU47121A1 - Electric ballot machine : en ru
  • FR798900A - Play catching device : en fr
  • FR798990A - Changing gears for cycles acting by derailing the chain : en fr
  • SU46981A1 - High frequency insulated wire : en ru
  • US2042218A - Recovery of organic acid esters : en
  • FR798715A - Magnetron system : en fr
  • FR798899A - Device for loading a material into transport containers so as to save it : en fr
  • DE630351C - Metal plate : de en
  • GB447784A - Improvements in or relating to braces, suspenders and the like for wear : en
  • GB447715A - An answer-back device for telegraph systems : en
  • GB447873A - Shoes : en
  • AT145864B - Irrigation device. : de en
  • DE630333C - Automatic regulation of air heating in railroad cars : de en
  • FR798926A - Automatic variable pitch propeller : en fr
  • FR798981A - Automatic coupling device : en fr
  • US2041890A - Brake mechanism : en
  • GB447982A - Improvements in or relating to cylinders for reciprocating pistons : en
  • CH184333A - Device to protect the belts or leather straps for attaching a seal skin to the ski against damage from longitudinal metal edges. : de en
  • AT145907B - Liquid brake with locking device for vehicles of all kinds. : de en
  • CH184243A - Mixed gas generator. : en fr
  • AT145869B - Wind protection device for friction wheel lighters. : de en
  • CH184415A - System with an electric discharge tube. : de en
  • GB447867A - Improvements in piano string systems : en
  • AU2223035A - Heat-insulated receptacles : en
  • SU47125A1 - Sowing machine : en ru
  • CH184316A - Process for the production of fiber material from animal skin. : de en
  • US2041935A - Friction brake : en
  • US2042200A - Removable tooth mounting for dental models : en
  • DE630397C - Road construction formwork rail : de en
  • GB447789A - Improvements in and connected with electrically heated boilers for heating tar and tar bitumen compounds : en
  • DE630456C - Intermittent absorption cooling apparatus : de en
  • CA358092A - Yeast : en fr
  • DE630574C - Forming roller for lignite briquette presses or the like. : de en
  • CH184421A - Process for the preparation of phthalic acid di-diethylamide. : de en
  • CH184521A - Process for the production of fading layers. : de en
  • DE630277C - Device for heating and vaporizing flowing liquids : de en
  • DE630417C - Torque coupling : de en
  • PL23110B1 - The ceiling of iron girders and inserts, placed between the concrete covers of these girders, having a thickness equal to the thickness of the inserts. : en pl
  • SU47124A1 - Device to the plow for additional loosening of the formation : en ru
  • FR798793A - Improvements to so-called roto-ellipsoidal pumps and compressors : en fr
  • GB447857A - Improvements in stoppers for bottles : en
  • PL23098B1 - Head for cameras that record sounds on a sound carrier according to the PoulserTa system. : en pl
  • PL23111B1 - A method for producing a synthetic pre-fabric and an apparatus for carrying out the method. : en pl
  • SU46867A1 - Tool for removing cotton from brushes of container cleaning machine : en ru
  • US2042110A - Plasterer's mortarboard stand : en
  • CH184313A - Means for preventing the formation of moisture fogging and method for the production thereof. : de en
  • SU47054A1 - Spittoon : en ru
  • SU47129A1 - Adaptation to the harvesting machines for directing the cut plants of the heder platform to the cutting drum : en ru
  • SU47183A1 - Device for training the vestibular apparatus of pilots : en ru
  • GB447832A - Improvements in the manufacture of cellulose derivatives and in filaments, films, plastic masses, sizes and the like made therefrom : en
  • US2042279A - Brush structure : en
  • FR798784A - Convertible table adapting to sick beds : en fr
  • GB447918A - Manufacture of manganous phosphate dihydrate : en
  • DE630555C - Mechanically driven scraping tool with straight back and forth movement of the work spindle : de en
  • GB447942A - Improvements in trouser presses : en
  • SU47075A1 - A method of manufacturing a microporous rubber sole : en ru
  • GB447959A - Rotary pumps, compressors, engines and the like : en
  • FR799026A - Electric oven for high temperatures : en fr
  • US2041800A - Wallboard joint construction : en
  • DE630429C - Circuit arrangement for the lighting system of motor vehicles with monitoring device : de en
  • DE630406C - Vacuum cleaner mouthpiece with a toothed bar arranged on one of its long sides : de en
  • FR798829A - Improvements to looms without shuttles : en fr
  • GB447720A - Improvements in and relating to the manufacture of electric lamps and similar devices : en
  • FR799048A - New way of assembling endless chain links : en fr
  • FR799035A - Process for reducing the viscosity of starch glues : en fr
  • DE630432C - Mallock with locking discs that automatically return to their locked position after the lock bolt is released : de en
  • GB447995A - Improvements relating to raising and stacking bricks and the like : en
  • DE629897C - Process for the production of higher, optionally halogenated, saturated aliphatic or aromatic aldehydes : de en
  • DE630348C - Suction mouthpiece for vacuum cleaner : de en
  • DE630509C - TV transmitter for high pixel counts using a Braun tube : de en
  • DE630394C - Process for the preparation of nitro derivatives of 2-oxynaphthalene-1-sulfonic acid-3-carboxylic acid : de en
  • SU47027A1 - The method of deoiling of alkaline waste (white water), obtained by alkaline processing of petroleum products : en ru
  • GB447770A - Improvements in producing and/or finishing screw threads by grinding : en
  • DE630527C - Feeding device for several steam boilers fed by a piston pump always working at the same speed : de en
  • US2041751A - Display stand : en
  • GB447983A - Means for the reproduction of films : en
  • US2042074A - Foldable ironing table : en
  • SU46977A1 - Galvanic copper zinc cell : en ru
  • GB448181A - Manufacture of basic esters of polyarylacetic acids : en
  • USD99779S - Design for a crystal or similar : en
  • CH184349A - Watch movement. : en fr
  • AT145926B - Method and device for recording or reproducing sound and image recordings on a common carrier. : de en
  • DE630392C - Mixing device for milk and similar sensitive mixed goods : de en
  • DE630477C - Mangin mirror : de en
  • FR798794A - Safety device against the transmission of explosions : en fr
  • CH184357A - Filing tool. : de en
  • US2042392A - Braking of vehicles : en
  • PL23143B1 - Device for removing obstacles in receiving systems for ultrashort waves. : en pl
  • SU47238A1 - Hanger for hanging fish while drying or smoking : en ru
  • USD99801S - Design for a table : en
  • CH184390A - Telecommunication cable with one or more shielded core groups. : de en
  • CH184548A - Track vehicle. : de en
  • PL23131B1 - Electron discharge lamp. : en pl
  • PL23136B1 - A fan device in the shaft of the smoke duct. : en pl
  • SU47161A1 - The method of obtaining strong acid for sulfite pulping : en ru
  • US2041791A - Aircraft : en
  • US2042444A - Classifier : en
  • AT145833B - Process and system for regulating the pasteurization temperature in milk u. like. liquid heaters. : de en
  • CH184451A - System equipped with a centrifugal conveyor for conveying powdery material. : de en
  • DE630368C - Control force meter for aircraft : de en
  • AT145996B - Internal combustion engine with opposing cylinders. : de en
  • PL23047B1 - Device for dispensing measured amounts of liquid. : en pl
  • US2042073A - Cigarette package : en
  • DK51669C - Apparatus for water meters and similar apparatus for protection against freezing. : da en
  • FR798841A - Improvements to superheaters for locomotives : en fr
  • FR798906A - Compressed air motor with automatic recharging especially for automobiles : en fr
  • US2041864A - Method and apparatus of weaving knotted fabrics : en
  • US2041937A - Tube rolling process : en
  • SU47085A1 - Circle Drawer : en ru
  • DK51677C - Machine for collecting flags of wood or similar material for continuous tracks. : da en
  • FR799028A - Automatic water anti-condenser device for pneumatic receivers : en fr
  • GB448111A - Improvements in or relating to television or electrical time base systems : en
  • SU46957A1 - Fixture to prevent dust getting into box bearings : en ru
  • SU47032A1 - The method of destruction of oil emulsions : en ru
  • SU47137A1 - The method of producing fertilizer containing nitrogen, phosphorus, magnesium and active silicic acid : en ru
  • AT145755B - Device for maintaining the operation of a converter system when the clock-generating machine is suspended from the single-phase network. : de en
  • CH184318A - Process for the preparation of a solution of rubber or rubber-like substances. : de en
  • AT145845B - Process for the preparation of difficult to split acyl derivatives of salicylic acid or its esters. : de en
  • AT145848B - Lubricant. : de en
  • CH184543A - Sealing machine for sealing all types of straps using two-part seals. : de en
  • CH184459A - Method and device for attaching the tire to pneumatic jackets. : de en
  • DE630262C - Breakout slide for deep boreholes : de en
  • US2042114A - Drill : en
  • US2042212A - m m m m m m m m i : en
  • CH184526A - Steam generator. : de en
  • CA358087A - Refrigerating method : en fr
  • CA358090A - Forester's fire-line plough : en fr
  • US2042299A - Paper material carrying a resin of petroleum origin : en
  • US2041998A - Automobile screen : en
  • US2042222A - Treatment of unsaturated halides : en
  • USD99837S - Design fok a spoon oe other article : en
  • DE629886C - Process for the production of hydrocarbons completely saturated with hydrogen : de en
  • GB447856A - Improvements in gas-fired water heaters : en
  • BE414862R - : fr
  • CA358068A - Suit hanger and press : en fr
  • SU47138A1 - The method of processing waste production of shag : en ru
  • FR798783A - Method and devices for the automatic opening of entrance doors to buildings, fitted with door closers : en fr
  • GB447953A - Improvements in or relating to folding tables or the like articles : en
  • PL23070B1 - Maca made of rubber and wood fibers and the method of its production. : en pl
  • SU47045A1 - Motor Hearing Aid : en ru
  • GB447728A - Improvements in internal-combustion turbines : en
  • FR798954A - Method and device for the treatment of objects of all kinds with volatile organic solvents : en fr
  • AT145932B - Beam splitting device for the purposes of color photography and color cinematography. : de en
  • FR798836A - Improvements in the saponification of cellulose esters : en fr
  • USD99808S - Design for an index plate fob : en
  • DE630300C - Seat for motor vehicles : de en
  • FR798855A - Improvements in the saponification of cellulose esters : en fr
  • GB447816A - Improvements in and relating to flexible hose : en
  • GB447822A - Improvements in and relating to the manufacture of bodies containing metallic carbide : en
  • GB447936A - An improvement in or relating to fire extinguishers : en
  • GB447977A - Improvements in or relating to the manufacture of shoes : en
  • CH184431A - Self-seller of paper towels and soap sheets. : de en
  • DE630316C - Device for charging fuel chute heating boilers : de en
  • US2041982A - Sled : en
  • FR798947A - automatic cigarette case : en fr
  • GB447878A - Improvements in and relating to the valve control of multi-cylinder engines : en
  • FR798762A - New mixer tap or mixer tap : en fr
  • FR799033A - Press for nuts, hazelnuts, almonds, etc. : en fr
  • FR798859A - Tank for storing underwater liquids less dense than water : en fr
  • GB447871A - Improvements in machine for making strands for flattened strand rope : en
  • GB447688A - Improvements in or relating to electric circuit breakers of the push-operated type : en
  • US2042393A - Colored cellulose material : en
  • AT145811B - Process for the production of homogeneous solutions of cellulose in sulfuric acid or in other acids or mixtures of acids and of rayon threads, films, ribbons and similar artificial products from these solutions. : de en
  • US2042207A - Spot welder : en
  • CH184256A - Plate pan for the so-called grilling of food : en it
  • CH184278A - Shoe. : de en
  • CH184303A - Process for the preparation of a condensation product from phloroglucine and 2,4,5-trichloroaniline. : de en
  • CA358110A - Stud fastener : en fr
  • CA358118A - Razor blade sharpener : en fr
  • CH184416A - Electric discharge tube. : de en
  • CH184468A - Cabinet or rack-shaped furniture. : de en
  • FR798854A - Improvements in the saponification of cellulose esters : en fr
  • AT145918B - Lighting or heating device with fuel supplied under pressure. : de en
  • CA358162A - Arc welding apparatus : en fr
  • PL23130B1 - The disc drive mechanism for the moving crop, with arched discs. : en pl
  • SU47250A1 - Laboratory setup for studying the saturation process : en ru
  • US2042253A - Method of producing photographic dyestuff images : en
  • AU2286235A - An improved machine for treating wool forthe removal of sand and burrs and for breaking up dags : en
  • CH184460A - Anti-skid and anti-skid device on rubber-tired motor vehicles. : de en
  • PL23074B1 - A method of producing liquid fuel with high vapor pressure. : en pl
  • CA358203A - Route file : en fr
  • CH184346A - Multi-color camera with two skin mirrors as light-dividing surfaces. : de en
  • CH184401A - Cathode ray tubes, in particular for television purposes. : de en
  • SU47234A1 - A device for transferring logs from their hauling truck on an inclined platform to another logging truck, located perpendicular to the first : en ru
  • US2042224A - Process of converting a polyhydric alcohol to a carbonyl compound : en
  • US2042246A - Door : en
  • AT145775B - Electric high-pressure metal vapor discharge lamp with electromagnets influencing the discharge arc. : de en
  • SU47039A1 - Adaptation to tanning and flushing drums to set them in the desired position : en ru
  • SU47041A1 - Gin : en ru
  • US2042436A - Purification of titanium compounds : en
  • CH184399A - High frequency coil with magnetizable earth core. : de en
  • DE630350C - Device for holding shoes while cleaning : de en
  • GB447943A - Improvements in and relating to apparatus for curling and waving the hair : en
  • FR798933A - Cold cathode tubes : en fr
  • FR798965A - Improvements to machines for drawing highly elongated filaments : en fr
  • AT145916B - Device for regulating the fuel supply to a burner as a function of the change in viscosity of the liquid fuel. : de en
  • CA358163A - Scale : en fr
  • CH184400A - Discharge tube with variable opening. : de en
  • US2041745A - Manufacture of cellulosic prod : en
  • SU47182A1 - Swivel air catapult : en ru
  • US2041827A - Colored light-sensitive material and process of producing color pictures therewith : en
  • US2041917A - Instantaneous water heater : en
  • US2041962A - Ventilated plumbing fixture : en
  • US2042035A - Lubricant containing pseudopimaric acid and the preparation thereof : en
  • SU47098A1 - Radiant Energy Indicator : en ru
  • SU46890A1 - Method of removing odor and acidity in synthetic rubber "matched" : en ru
  • US2042400A - Optical clasp : en
  • CH184445A - Machine for the production of packaging filled with bulk goods, the contents of which are intended for boiling or leaching. : de en
  • US2041927A - Power transmission mechanism : en
  • SU46997A1 - Device for automatic reclosing of high voltage transmission line : en ru
  • US2042101A - Fluid pressure brake : en
  • DE630396C - Duplicating machine : de en
  • SU47153A1 - Electrolytic Copper Iron Method : en ru
  • FR798886A - Protection device for line sections by means of a directional relay and current-dependent excitation relay : en fr
  • AU2269935A - Improvements in and relating to mine blasting and stemming plugs therefor : en
  • AU2445235A - Improvements inthe construction of floors : en
  • CH184356A - Self-working multiple drilling machine. : de en
  • PL23078B1 - One-person school bench. : en pl
  • CH184249A - Seating. : de en
  • US2042390A - Brake : en
  • US2042401A - Log splitting device : en
  • US2041701A - Skiving machine : en
  • US2041767A - Silencer : en
  • US2042169A - Motor control system : en
  • AT145897B - Switching device for the gearbox of motor vehicles. : de en
  • AT145851B - Method for generating a mixed gas from distillation gas and water gas. : de en
  • CH184507A - Process for the production of a transparent, greenish yellow lacquer. : de en
  • DE1374401U - : de
  • US2042338A - Manufacture of pigmented paper : en
  • SU46953A1 - The method of heating and draining the contents of rail tank cars : en ru
  • SU47233A1 - Method and device for dense stacking of logs overloaded by an elevator : en ru
  • US2041931A - Bumper attachment : en
  • SU46879A1 - A device for cutting fiber, cardboard, etc. : en ru
  • SU47092A1 - A kipregel with a device for determining the distance to the sighted point, its horizontal extension and height : en ru
  • US2041740A - Inking device : en
  • US2041804A - Automobile side wing : en
  • US2042080A - String musical instrument : en
  • SU46930A1 - The method of purification of groundwater from phenols : en ru
  • CH184465A - Tractor mower. : de en
  • CH184272A - Vacuum cleaner. : de en
  • PL23117B1 - Kl> 23 b, 1/04. Loaded expansion valve to carry out splitting and distillation processes. : en pl
  • US2041771A - Balancing machine : en
  • USD99832S - Design for a scoop : en
  • AT145773B - Waterproof cable entry in metal housing. : de en
  • DE628818C - Method for producing a dry rubber lining for envelopes or the like. : de en
  • FR799029A - Device for the remote filling and distribution of drinks and liquids of all kinds : en fr
  • BE414784A - Buckets comprising a device for placing or inserting empty can tubes and simultaneous removal of finished cans : en fr
  • BE415284A - : en fr
  • CH184207A - Vibrating screen with centrifugal drive and suspension in coil springs. : de en
  • CH184267A - Method and machine for circular knitting of patterned knitwear. : de en
  • US2042437A - Thread and/or fabric : en
  • AU2270735A - Improvements in or relating to water-heaters : en
  • CA358083A - Olefine hydration product : en fr
  • CH184321A - Process for the production of serial cards. : de en
  • CH184384A - Freezer. : de en
  • US2041707A - Lamp focusing sight : en
  • US2042016A - Manufacture of artificial silk and by-product recovery therefrom : en
  • US2042326A - Folding table : en
  • AT145808B - Process for finishing leather footwear. : de en
  • AU2261235A - Match package : en
  • AU2426235A - Improvement in exposure control for cameras : en
  • DE630290C - Cathode for the electrolytic deposition of metals : de en
  • AT145769B - Circuit for the magnetic deflection of the cathode ray of Braun's tubes. : de en
  • AT145977B - Pocket perfume atomizer. : de en
  • PL23139B1 - The circuitry supervisory device board. : en pl
  • SU46987A1 - Device for the periodic inclusion of the electric circuit : en ru
  • AT145891B - Carrying bags for respirators. : de en
  • SU47105A1 - Apparatus for determining the capillary properties of the soil : en ru
  • US2042146A - Milanese warp knitting machine : en
  • SU47251A1 - The method of obtaining milk sugar : en ru
  • US2041699A - Steam turbine casing and method of manufacturing the same : en
  • CA358177A - Liquid processing : en fr
  • CH184237A - Device for the protection of hydropower plants from damage in the event of fractures in parts of the plant used to conduct water. : de en
  • PL23077B1 - : en pl
  • AT145782B - Method and device for characterizing the nature of fuel gases using a Bunsen burner. : de en
  • AT145993B - Wall insulation against moisture using sheet glass. : de en
  • PL23128B1 - A device for supplying combustion air to air-cooled gas nozzles of internal combustion engines of motor vehicles, in particular to air-cooled gas nozzles of engines, located at the rear end of the car. : en pl
  • US2042333A - Process for the preservation of rubber : en
  • GB447845A - Improvements in devices for feeding powders and the like into a mixer : en
  • FR798881A - Improvements to rotary internal combustion engines and similar devices : en fr
  • AT145871B - Can for cigarettes or similarly shaped objects with a single dispenser. : de en
  • AT145954B - Film developing spool. : de en
  • CA358191A - Garment hanger : en fr
  • US2042339A - Ready bound crate : en
  • AT145847B - Process for stabilizing creamed rubber milk. : de en
  • AT145876B - Frames for motor vehicles, in particular for rail motor vehicles. : de en
  • CH184547A - Electrically controlled door opening and closing device for vehicles of trains operated by pressure medium. : de en
  • GB447863A - A direction stabilising device for motor car lamps : en
  • GB448493A - Improvements in or relating to rails having end tread surface areas hardened by heat treatment : en
  • US2041916A - Fluid pressure motor : en
  • US2042064A - Runner for centrifugal machines : en
  • DE630285C - Safety device for luffing cranes : de en
  • FR798751A - Device for varying the resistance, opposed by vehicles, in particular by motor vehicles, to the flow of a fluid : en fr
  • CA358147A - Cellulose derivative tube manufacture : en fr
  • FR798929A - Polymers and process for making them : en fr
  • AU2262935A - Improvements in or relating to television and like transmitters : en
  • DE630291C - Light meter : de en
  • US2041870A - Air conditioning equipment : en
  • US2042237A - Travel sound source : en
  • DE630500C - Rod slide with single channels and single rod projectiles : de en
  • US2042287A - Spring tool : en
  • CA358072A - Agitator drive : en fr
  • CH184388A - Roll-up device with a body such as a cable, cord and the like rolled up on it. : de en
  • GB447951A - Improvements in and relating to combined corsets and brassieres : en
  • FR798817A - Improvements to dancer-type bogies, especially those for railcars : en fr
  • FR798823A - High speed warper : en fr
  • FR799021A - Safety razor : en fr
  • GB447731A - Improvements in steam and gas turbines : en
  • GB447979A - Improvements relating to leakage current actuated apparatus, particularly applicableto neutral conductors subject to voltage fluctuation : en
  • PL23058B1 - Non-flammable mass for potting electric detonators. : en pl
  • US2041744A - Pulverulent cleaning composition : en
  • DE630486C - Double row transverse ball bearing : de en
  • FR798757A - Process for the production of solid acid compounds : en fr
  • SU47189A1 - Instrument for measuring the dose of syrup and dispensing it in a mixture with sparkling water : en ru
  • SU47049A1 - Method for removing iron oxides from sand : en ru
  • SU47224A1 - Cheese Forming Machine : en ru
  • FR799023A - Glass ampoule blowing machine : en fr
  • US2041942A - Building unit : en
  • US2042232A - Digging machine for root crops : en
  • CH184245A - Apparatus for cutting the skin of chestnuts. : de en
  • US2041807A - Uncoupling mechanism : en
  • CH184375A - Packing press for juice extraction. : de en
  • GB447932A - Improvements in or relating to the manufacture of case hardened piston rings : en
  • GB447896A - Improvements relating to kinematographic projection : en
  • GB447930A - Process for the conversion of solid carbonaceous materials into liquid hydrocarbons by hydrogenation under pressure and in the presence of catalysts : en
  • SU47171A1 - Device for exhaust air from the pneumatic pump : en ru
  • US2042327A - Tunnel liner : en
  • CH184534A - Process for the preparation of a cyclic amine. : de en
  • DE630251C - Starting control for internal combustion engines : de en
  • AT145828B - Structures for the production of photographic color halftone images. : de en
  • FR798961A - Polycultivator farm tractor : en fr
  • GB447985A - The production on the fibre of insoluble azo dyestuffs : en
  • US2042030A - Laminated article : en
  • US2042285A - Production of carbon monoxide and hydrogen from methane : en
  • SU46859A1 - Mining harvester for fire work : en ru
  • FR798832A - Electrical conductor and its manufacturing process : en fr
  • GB447828A - Improvements in or relating to television and like cathode ray tube oscillograph arrangements : en
  • GB447879A - Improvements in or relating to thermionic amplifier and relay arrangements : en
  • FR798931A - Spark plug improvements : en fr
  • FR799010A - Double-action lever, providing simultaneous control of chain tension and derailment, in stepped gear changes : en fr
  • FR799046A - Improvement in the shape of the bearings of partially hardened crankshafts : en fr
  • GB447885A - Improvements relating to conditioning artificial textile and other materials : en
  • GB447972A - Improvements in and relating to the manufacture of filaments and threads : en
  • DE630286C - Bar gripper : de en
  • DE630439C - Thread take-off device for warp knitting machines : de en
  • DE630481C - Self-seller with a stack of goods : de en
  • PL23104B3 - A method for degreasing and cleaning items, and an apparatus for carrying out the method. : en pl
  • AT145902B - Doors, especially for automobile bodies. : de en
  • CH184259A - Closing device on containers with lids. : de en
  • CA358143A - Electrical discharge apparatus : en fr
  • DE630288C - Device for applying adhesive strips, especially for wood veneers : de en
  • DE630313C - Two-axle motor bogie for rail vehicles : de en
  • DE630315C - Loading device for furnaces, in particular garbage incinerators : de en
  • US2041910A - Heat and sound insulation : en
  • US2041828A - Joint for rail ends and splice bars therefor : en
  • FR798959A - Inhalation station, in particular for gas defense : en fr
  • GB447949A - Method for the preparation of remedies for gonorrhoea and dental suppurating diseases more especially discharge of alveolar pus : en
  • GB448001A - Improved machine for dressing revolving grinding wheels : en
  • CH184519A - Process for the production of a transparent, bright yellow lacquer. : de en
  • US2042371A - Shock absorbing strut : en
  • SU46878A1 - The method of conducting in peat moles drains : en ru
  • USRE19980E - Tuyxre : en
  • FR798856A - Improvements in the treatment of artificial fabrics and other artificial materials : en fr
  • AT145962B - Closing device for boreholes in deep drilling rigs. : de en
  • CH184502A - Process for the production of a transparent, bright red lacquer. : de en
  • FR798892A - Method and devices for determining whether a certain intensity limit is exceeded by noise generated by motor vehicles : en fr
  • FR798730A - Products made from sponge or cellular rubber or similar material and process for manufacturing such products : en fr
  • FR798901A - Improvements to processes and apparatus for treating metals or metal objects : en fr
  • GB447694A - Improvements relating to gas-blast electric switches : en
  • DE1376122U - : de
  • DE630532C - Distance protection device : de en
  • CH184486A - Process for the preparation of an azo dye. : de en
  • FR799011A - Process for cutting long silk fibers, small strips, etc. into regular lengths. : en fr
  • USD99806S - Design for a sadiron or : en
  • SU47091A1 - Suspension device for determining the inclination of the cable : en ru
  • GB447722A - Improvements in cement and process for making the same : en
  • GB448036A - An improved apparatus for the reception of parcels, goods or the like delivered to dwellings or other places : en
  • PL23048B1 - Device for sucking liquids, especially milk and its liquid products. : en pl
  • SU47048A1 - The method of cleaning sand from iron compounds : en ru
  • SU47090A1 - Electric tachometer : en ru
  • US2042368A - Ice scoring machine : en
  • SU47215A1 - The method of manufacture of slag Portland cement : en ru
  • US2041996A - Dual rim wheel : en
  • US2042008A - Water outlet and salt inlet device for water softeners : en
  • US2042264A - Hot air gun : en
  • CH184240A - Machine for shaping the ends of fitted glass tubes into bottle necks. : de en
  • CH184423A - Process for the preparation of the acetate of 3.6-diamino-10-methyl-acridinium hydroxide. : de en
  • CH184437A - Connection device for radio receiver. : en fr
  • FR798822A - Light shoes : en fr
  • FR798863A - Method and device for coating a cable with sheet metal : en fr
  • US2041952A - Motion reproducing unit : en
  • US2042366A - Loose leaf folder : en
  • GB447711A - Improvements in or relating to automatic grease-cups : en
  • SU47069A1 - Mortar box : en ru
  • US2042215A - Electric toaster : en
  • SU46916A1 - Method for continuous production of chloroprene : en ru
  • SU46938A1 - Locking device for typewriters : en ru
  • PL23092B1 - A missile, consisting of a core and a mantle. : en pl
  • SU47011A1 - A device for switching on a mercury lamp together with an incandescent lamp : en ru
  • FR798702A - Light source for photographic processes or projection purposes : en fr
  • FR799042A - High voltage transformer for television sets : en fr
  • USD99823S - Design for a buckle : en
  • SU47157A1 - Reshetna sorting : en ru
  • SU47220A1 - Method of making hollow stones : en ru
  • GB448029A - Improvements in or relating to the distillation and carbonization of mixtures of oil with coal or similar carbonaceous material : en
  • US2041777A - Sound reproducing system : en
  • US2041853A - Method of decorating large surfaces by photography : en
  • US2042303A - Production of aldehydes : en
  • AT145814B - Process for the production of safety glasses. : de en
  • AT145959B - Device for holding unperforated sheets together. : de en
  • SU47062A1 - Centrifugal brake for winch : en ru
  • AT145780B - Key with rings with beards that can be adjusted and fixed on the key pin. : de en
  • AT145884B - Arrangement of a road sweeping or washing device on motor vehicles. : de en
  • CH184277A - Footwear and process for its manufacture. : en fr
  • DE630265C - Safety valve with auxiliary control and main valve : de en
  • FR798807A - Improvements to the process and apparatus for annealing sheets or ribbons of glass, ice or similar products : en fr
  • SU46932A1 - The method of purification of pitch waters : en ru
  • SU47000A1 - The method of isolation of electric cars : en ru
  • US2042223A - Rearrangement of unsaturated halides : en
  • CH184528A - Socket for electric light bulbs. : de en
  • PL23126B1 - Process for the production of isoalloxazine derivatives. : en pl
  • SU47084A1 - A tool for indenting and planting a sock pads in the production of valleys : en ru
  • US2042081A - Inserted blade type cutter : en
  • US2042097A - Portable sheet material cutter : en
  • US2041878A - Coin controlled apparatus : en
  • CA358096A - Lawn mower grass catcher : en fr
  • US2041747A - Manufacture of aliphatic anhydrides : en
  • US2042066A - Valve : en
  • US2042165A - Anthraquinone derivatinves and process of preparing the same : en
  • US2042250A - Can body making machine : en
  • US2042343A - Benzyl substituted salicylic acid and method of manufacturing the same : en
  • USD99820S - Design fob a buckle : en
  • US2041848A - Method of manufacturing separable fastener devices : en
  • AU2266335A - Process of manufacturing weatherproof briquettes of brown-coal : en
  • SU47200A1 - Stencil holder : en ru
  • GB447976A - Improvements in material for use in arc welding : en
  • CA358076A - Aliphatic compound manufacture : en fr
  • CH184505A - Process for the production of a transparent, brown-red lacquer. : de en
  • CH184458A - Vehicle wheel. : de en
  • GB447888A - Improvements in or relating to modulated carrier wave transmitters : en
  • GB447922A - Improvements in or relating to tent pegs : en
  • GB448100A - A process for the manufacture of a synthetic balsam by condensation of phenols with aldehydes : en
  • SU46899A1 - The method of determining the content in gases NO and NO2 : en ru
  • SU47130A1 - Potato Wash : en ru
  • US2041778A - Razor blade : en
  • GB447880A - Improvements in and relating to sound recording apparatus : en
  • US2042289A - Air humidifier and cleaner : en
  • US2042127A - Apparatus for the treatment of gases or vapors with liquids : en
  • US2041854A - Preservation of rubber : en
  • US2042159A - Automatic parachute release device : en
  • SU46855A1 - An instrument for measuring the curvature of a well with a heavy plumb suspended on a ball hanger. : en ru
  • AT145875B - Hydraulic brake. : de en
  • SU46904A1 - Method and apparatus for the isolation of phosphoric anhydride from hot gases : en ru
  • US2042105A - Movable electric receptacle : en
  • AT145817B - Liquid drain for rectification trays. : de en
  • FR798952A - Reading desk : en fr
  • GB447844A - Improvements in or relating to circuit arrangements for luminous electric discharge devices : en
  • CA358205A - Hydraulically operated piston pump : en fr
  • US2041693A - Arch corrector for the feet : en
  • US2042084A - Automatic door guiding mechanism : en
  • US2042256A - Grain crop header : en
  • US2042336A - Deep well pump : en
  • CH184500A - Process for the production of a transparent, red-violet lacquer. : de en
  • AT145893B - Gas mask. : de en
  • CH184218A - Trapdoor. : en it
  • SU47022A1 - The method of obtaining neutral zinc resin : en ru
  • US2042311A - Spool box : en
  • AT145878B - Six-wheeled motor vehicle with driven axles. : de en
  • SU46985A1 - Device for multiple closure of various electrical circuits in a certain sequence : en ru
  • US2042427A - Apparatus for use at low temperatures : en
  • US2041888A - Coin collector apparatus : en
  • US2041969A - Temperature modifier for protecting growing crops : en
  • AT145992B - Facility for carbonless accounting. : de en
  • GB447970A - Cross perforating device for rotary paper working machines : en
  • AT145929B - Method and device for the production of audio-visual films. : de en
  • CA358204A - Electrical circuit : en fr
  • CH184369A - Device for preventing a relative axial displacement between an axis and a rotating body seated on the same. : de en
  • DE629905C - Control device, especially for three-phase motors for hoists that are coarsely regulated by runner resistance : de en
  • FR798918A - Multi-circuit breaker : en fr
  • US2042044A - Condenser : en
  • US2042295A - Adapter plate for applying pressure to forks for shearing machines : en
  • US2042364A - Railway tie plate : en
  • FR798777A - Electric heating belt for hosiery crafts and other applications : en fr
  • DE630496C - Machine for making shoes without seams : de en
  • FR798708A - Addition of metal points to a cold wall : en fr
  • CH184230A - Air humidifier. : de en
  • AT145900B - Display device, in particular for train control devices on the locomotive. : de en
  • US2041810A - Metallurgical apparatus : en
  • US2041694A - Sampling valve : en
  • CH184352A - Process for casting aluminum-magnesium alloys. : de en
  • SU47221A1 - Method of making facing tiles from metallurgical slags : en ru
  • AT145914B - Metal vessel or barrel. : de en
  • US2041817A - Ship's davit : en
  • US2042156A - Tamper for concrete road finishing machines : en
  • US2042278A - Shower bath apparatus : en
  • CA358173A - Moving stairway : en fr
  • DE630437C - Burner for heating and cooking appliances operated with liquid fuel : de en
  • PL23107B1 - -KL-46hbA-101. High-speed internal combustion engine, especially high-speed diesel engine and the way it works. : en pl
  • SU46947A1 - Rail Gauge Measurement Device : en ru
  • US2041743A - Printing plate matrix : en
  • CH184212A - Device for fastening flowers, shrubs and shrubs. : de en
  • FR799045A - New process for lining plastic bronze bushings : en fr
  • DE630357C - Device for the graphic reproduction of a model : de en
  • AT145785B - Device for measuring liquids and gases. : de en
  • CA358125A - Laminated glass : en fr
  • AT145895B - Dismountable bridge. : de en
  • CA358201A - Bait : en fr
  • CH184370A - Sealing ring. : de en
  • AT145974B - Galvanic element. : de en
  • SU47110A1 - Method and device for determining viscosity of liquids : en ru
  • CH184447A - Tube with automatic closure. : de en
  • CH184480A - Process for the preparation of a substantive copper-containing azo dye. : de en
  • AT145973B - Radio receiver. : de en
  • SU47080A1 - The method of processing asbestos disks in order to give them strength : en ru
  • SU46971A1 - Typesetting device for transmitting text to distance and for imprinting by means of electromagnetic mechanisms. : en ru
  • SU46979A1 - A method of manufacturing a cellulose acetate-based sheet insulating material : en ru
  • US2041816A - Light sensitive cell : en
  • PL23112B1 - Device securing the percussion device in mechanical looms from breaking. : en pl
  • SU46853A1 - A device for dewatering coal and other materials in bunkers through drainage : en ru
  • CH184506A - Process for the production of a transparent, orange lacquer. : de en
  • CH184232A - Insulation for electric heat storage. : de en
  • AT145816B - Device for displaying the illegal removal of liquid from a ventilation pipe in brandy distilleries. : de en
  • US2042134A - Method of producing hydrocarbon oxygen compounds : en
  • PL23103B1 - Mine stamp. : en pl
  • SU46857A1 - Device for automatic feeding of pneumatic perforators : en ru
  • USD99805S - Design for a wheel : en
  • AT145790B - Drive for the sealing liquid displacer in automatic gas analysis devices that work intermittently according to the absorption process. : de en
  • AT145905B - Freewheel hub with coaster brake. : de en
  • CA358158A - Gas burner : en fr
  • CH184216A - Wall construction in wood and process for their manufacture. : de en
  • US2042119A - Loom shuttle check : en
  • US2042388A - Material handling machine : en
  • GB447769A - Improvements in and relating to cutting and delivery apparatus for all-size printingmachines : en
  • CH184248A - Process for the production of braided seats for chairs, benches etc. with a trapezoidal seat surface braced between a trapezoidal seat frame. : de en
  • SU46871A1 - Method for continuous bleaching of cotton products : en ru
  • SU46991A1 - Device for automatic stabilization of shunt motor speed : en ru
  • SU47196A1 - Diopter sighting device : en ru
  • US2042024A - Strike plate : en
  • US2041725A - Art of refrigeration : en
  • AT145760B - Method for operating gas discharge vessels, in particular mercury vapor rectifiers and other power converters. : de en
  • AT145952B - Sewing machine for making a straight seam or a zigzag seam. : de en
  • DE630308C - Method and device for discharging the centrifugal fluid from a centrifugal drum : de en
  • SU46856A1 - Well curvature measuring instrument : en ru
  • SU46917A1 - The method of obtaining diphenyl ether : en ru
  • US2042226A - Oscillating toaster : en
  • GB447716A - Improvements in or relating to blotting pads : en
  • US2041687A - Electric hair drier : en
  • US2041783A - Method for producing a synthetic resin : en
  • CH184496A - Process for the preparation of a polymethine compound substituted on the central carbon atom of the polymethine chain. : de en
  • GB447974A - Improvements in or relating to dry batteries : en
  • GB447862A - Manufacture of coloured products : en
  • GB447916A - An improved apparatus for use in producing kinematographic effects with opaque picture strips : en
  • GB447948A - Improvements in and relating to electric discharge devices : en
  • DE630430C - Pan saddle for bicycles u. like : de en
  • AT145804B - Process for the production of nitrogen-rich mashes, preferably additional mashes. : de en
  • US2042145A - Process of evaporating and equipment therefor : en
  • US2042386A - Automatic buttering machine for bread : en
  • CH184292A - Electrolytic element for gas production. : en fr
  • DE630322C - Length measuring device for tissue : de en
  • DE630513C - Process for converting multi-phase current of a given frequency into single-phase current of lower frequency while avoiding direct current as an intermediate stage : de en
  • SU47101A1 - Method for determining thermal conductivity of materials : en ru
  • AT145842B - Process for decolorizing sugar juices. : de en
  • SU47225A1 - Tightening lock for connecting crates of a mobile conveyor : en ru
  • SU46896A1 - Apparatus for concentrating sulfuric acid : en ru
  • SU47255A1 - A method of making Nipkoff discs photographically : en ru
  • GB447712A - Improvements relating to the packaging of articles : en
  • SU46876A1 - The method of heat treatment of shale : en ru
  • USD99804S - Design for a refreshment cart : en
  • DE630292C - Device for attaching badges provided with a pin : de en
  • DE630263C - Device for regulating the delivery rate of injectors in which the propellant and the material to be conveyed are under the same static pressure : de en
  • FR798749A - Combined brakes on four wheels for use on all motor cars : en fr
  • GB447812A - Improvements in or relating to the manufacture of wool-like artificial fibres : en
  • FR798891A - Warning light for rear red light : en fr
  • FR798904A - Method and apparatus for forming and filling capsules : en fr
  • GB448008A - Improvements relating to the heat treatment of metals : en
  • FR798937A - Improvements to telemetry devices : en fr
  • DE630276C - Device for pressing a flexible electrical heating element, which rests directly on the parts of a device to be heated : de en
  • DE630376C - Sole tearing machine : de en
  • FR798887A - Machine for chopping or grating solids and semi-solids, in particular food products of animal or vegetable origin : en fr
  • DK51666C - Closing cover for cans. : da en
  • FR798743A - Method of producing images in several colors : en fr
  • FR798827A - Device for heating, aeration and incidentally, lighting of aquarium, terrarium and others, and method of production : en fr
  • US2041925A - Electric vacuum horn : en
  • GB447927A - Improvements in caravans and like road vehicles : en
  • FR798991A - Product for household use, intended for polishing and shining : en fr
  • FR799037A - Process for the production of oxygenated organic compounds with 10 or more carbon atoms in the molecule : en fr
  • FR798750A - Process for producing hydrocarbons of interest from distillable carbonaceous materials : en fr
  • FR798969A - Process for manufacturing nails with several points and nails obtained by this process : en fr
  • GB447702A - Improvements in or relating to means for cleaning beer-circulating and like pipe systems : en
  • FR798789A - Equipment for plowing and other uses : en fr
  • FR798851A - Telescopic pole enhancements for cameras and other applications : en fr
  • GB447872A - Device for manufacturing elastic joints : en
  • FR798920A - Anti-slip device for motor vehicle wheels and others : en fr
  • FR798946A - Unique control device for the acceleration and brake of a motor vehicle : en fr
  • SU46921A1 - The method of obtaining malic acid from the tobacco : en ru
  • DE630367C - Paper cloth roll holder with cloth feeder : de en
  • US2041840A - Process for hydrogenating sulphur compounds : en
  • US2042121A - Process of extracting gold from saline solutions : en
  • USRE19977E - Steam generator : en
  • DE630384C - Process for removing solid and asphalt-like contaminants from liquid fuels to be hydrogenated : de en
  • DE630531C - Charger for batteries : de en
  • DK51689C - Bracket for holding the socket of the candle lamps in the candle holster. : da en
  • FR798896A - Peanut sheller : en fr
  • US2041963A - Ship hull construction : en
  • US2042124A - Electric sheet : en
  • FR798971A - Inflating device for fluid pressure casting machines : en fr
  • FR798727A - Process for the chlorination of methyl aromatic compounds in their side chains : en fr
  • FR799002A - Crutch device for airplanes : en fr
  • CA358189A - Self-loading vehicle : en fr
  • CH184252A - Toilet seat ring. : de en
  • FR798739A - Advanced photoelectric light meter : en fr
  • GB447886A - Resilient steel disc for multiple-disc clutches : en
  • DE630338C - Fully automatic electric roasting, baking and cooking tubes with one or more heating levels and an automatic temperature-dependent switching device that can be set to any temperature : de en
  • DE630309C - Drive device for excavator : de en
  • DE630510C - Wheel-like runner for electrical machines : de en
  • US2042197A - Drill chuck : en
  • US2041860A - Heddle and method of making the same : en
  • FR798768A - Vinegar making apparatus : en fr
  • FR798890A - Maneuvering and fixing bar for windows, doors and similar applications : en fr
  • FR798968A - Device applicable to fire extinguishers to improve the foam and regulate the size of its vesicles : en fr
  • US2041988A - Tire repair patch : en
  • US2042383A - Proportional liquid feed apparatus : en
  • US2042014A - Fertilizer distributor : en
  • FR798737A - Typewriter Improvements : en fr
  • GB447810A - A process of making cold-swelling starch : en
  • DE630304C - Device for removing lime : de en
  • GB448186A - Improvements in or relating to a method for the production of metals : en
  • DE630569C - Ski binding with adjustable toe pieces : de en
  • FR798975A - Installation for the evacuation, transport and incineration of household waste : en fr
  • DK51667C - Electric Fluorescent Light for AC Operation. : da en
  • FR799040A - Welding rod : en fr
  • SU47170A1 - Device for automatic shutdown of the press after one working stroke to presses with a friction clutch, activated by a falling weight : en ru
  • GB447938A - Improvements in and relating to valves : en
  • US2041764A - Feeding device for grinders : en
  • US2042421A - Electrical installation : en
  • GB447837A - Improvements in or relating to reversing means for regenerative furnace plant : en
  • GB447803A - Improvements in or relating to means for operating curtains and the like : en
  • US2041737A - Rubber article : en
  • GB447849A - Improvements in brakes : en
  • FR798720A - Aircraft fuel meter : en fr
  • GB447699A - Improvements in, or relating to, crates or containers for milk bottles and the like : en
  • GB447706A - Improvements in fasteners for securing and supporting wearing apparel : en
  • GB448005A - Superheterodyne receiver for wireless reception : en
  • GB448433A - Improvements in methods and apparatus for treating solids with gaseous media : en
  • FR798844A - Self-closing delayed valve : en fr
  • GB447865A - Improvements in or relating to couplings or clamps for connecting together bars, tubes, and other structural members for scaffolding or other purposes : en
  • FR798811A - Method of construction of dykes on dune shorelines : en fr
  • DE630318C - Device for further development of the sizes of the target triangle when shooting at moving air targets : de en
  • DE630332C - Device for torque support of angular gears on vehicle driving axles : de en
  • CH184397A - Method and device for the production of X-rays. : de en
  • USD99800S - Design for a water closet : en
  • US2041881A - Control cards for statistical machines : en
  • US2042307A - Loom shuttle structure : en
  • SU47086A1 - Measuring chain for basic, polygonometric and similar works : en ru
  • US2041970A - Compressor valve and cage : en
  • SU46911A1 - Method for producing barium chlorate : en ru
  • US2041703A - Dispensing unit : en
  • US2042063A - Rubber cement : en
  • US2042359A - Dentifrice : en
  • US2042150A - Apparatus for and process of fractionation : en
  • US2042201A - Signal system for elevators : en
  • BE415283A - : en fr
  • CA358170A - Pipe fitting : en fr
  • AU2166935A - Improvements in high frequency coupling systems : en
  • US2041776A - Brake drum : en
  • CH184276A - Changeable bust for tailoring purposes, and method and apparatus for making the same. : de en
  • US2042180A - Method of reenforcing bridges : en
  • US2042363A - High temperature refractory cement : en
  • DE630464C - Isolation device for antenna masts : de en
  • CH184317A - Process for the preparation of a lightfast tanning substance. : de en
  • DE630389C - Diazotypes, processes for producing positive diazotypes and light-sensitive layers therefor : de en
  • DK51683C - Bicycle light, which is built into a bicycle handlebar. : da en
  • US2042409A - Method of casting metals : en
  • USD99819S - Design fob a bottle : en
  • SU46988A1 - Device for remote switching current receivers : en ru
  • SU47197A1 - Shooting Training Device : en ru
  • US2041790A - Aircraft : en
  • US2042109A - Electrical relay : en
  • US2042151A - Raiolway car : en
  • SU47227A1 - Purse : en ru
  • US2041939A - Method of and means for forming metal articles, more particularly bolt heads or the like, by upsetting : en
  • US2042098A - Dispensing device : en
  • DE630462C - Key arrangement for high-frequency generator, in which the grid prestress of the preliminary stages is controlled as a function of the anode current of the tube being scanned : de en
  • DE630515C - Tap transformer : de en
  • US2042189A - Hydrodynamic gear : en
  • CH184457A - Spherical hub for vehicle wheel. : en fr
  • CH184413A - Device for igniting a gas-filled glow electrode discharge tube. : de en
  • FR798769A - Advanced fuel pump for internal combustion engines : en fr
  • FR798824A - Improvement in microwave communications processes : en fr
  • US2041825A - Horseshoe calk : en
  • US2042005A - Camera for duplicating record cards : en
  • US2042312A - Tire spreader : en
  • GB447771A - Improvements in means for facilitating the unwinding of yarn, thread or the like from bobbins or the like in textile operations : en
  • CA358146A - Cleaning composition : en fr
  • GB447909A - Improvements in electrolytic etching machines : en
  • FR798735A - Concrete and hydraulic cement improvements : en fr
  • FR798879A - Device for throwing grenades : en fr
  • AT145933B - Small typewriter. : de en
  • CA358069A - Ski clamping device : en fr
  • FR798916A - Measuring device for low current transmission systems : en fr
  • FR799024A - Auxiliary construction for determining the torsional stiffness of quadrangular boxes open on one or two sides : en fr
  • SU46892A1 - The method of regeneration of iodine from solutions containing iodine-ion : en ru
  • US2042087A - Refrigerant condensing apparatus : en
  • FR798782A - Railway train consisting of two trainsets joined by a two-axle coupling wagon : en fr
  • GB448010A - Improvements relating to plansifters : en
  • FR798716A - Improvements to couplings for rail vehicles and others : en fr
  • DE630356C - Expansion of underground air-raid shelters to protect against the effects of explosive bombs and the penetration of poisonous gases : de en
  • DE630474C - Marking device for sheet metal, profile iron u. like : de en
  • FR798921A - Method and device allowing the complete use of the calorific energy stored in a solid : en fr
  • GB447870A - Improvements in or relating to a process for the manufacture of rubber articles : en
  • CA358175A - Proportioning apparatus : en fr
  • DK51672C - Method for Manufacturing Reinforced Concrete Structures. : da en
  • FR798790A - Electric switch with double-acting control : en fr
  • DE630264C - Process for obtaining physiologically active substances : de en
  • DE630373C - Rubber covering for footboards, running boards, especially for motor vehicles, with a steel band insert : de en
  • DE630440C - Light metal pistons for internal combustion engines : de en
  • DE630387C - Arrangement for supplying busbars : de en
  • CH184341A - Brake testing and adjusting equipment for motor vehicles. : de en
  • US2042060A - Multicolor printing machine : en
  • DE630388C - Ferrari counter : de en
  • DE630529C - Device for expansion of a gaseous medium with external work performance, in particular for generating cold and liquefying gas : de en
  • DE630576C - Excavator for evenly covering the surface of garbage dumps built up in layers : de en
  • GB447924A - Improvements in electrical contact devices for locks : en
  • USD99834S - Design fob a shoe or similar : en
  • US2041773A - Resilient building wall clip construction : en
  • US2041836A - Impervious fabric : en
  • US2042292A - Process for refining copper alloys : en
  • USRE19982E - Oil field derrick post : en
  • US2042136A - Gaseous electric discharge device : en
  • DK51681C - Acoustic Vibration Generator, especially Organ Pipe. : da en
  • GB447747A - Indexing mechanism for automatic multiple spindle screw machines : en
  • SU46934A1 - Condensate pump : en ru
  • DE630525C - Process for the production of metal oxide-containing sols or highly dispersed suspensions : de en
  • AT145969B - Rotary balance. : de en
  • FR798869A - Process for separating condensable elements from a gas mixture and application of the process to the separation of hydrocarbons and as an anti-freeze device for regulating the pressure in the tanks : en fr
  • DE630274C - Lighting arrangement for motorways and highways : de en
  • DE624772C - Rail fastening on an iron base provided with a longitudinal rib : de en
  • FR798861A - Improvements made to secret jewelry containing any object : en fr
  • DE630323C - Filing fork for documents lined up on the liner of letter folder mechanisms : de en
  • GB447994A - Improvements in multi-stage centrifugal pumps : en
  • US2041928A - Multiflow cooling system : en
  • FR798796A - Improvements to cleaning agents, degreasers and the like : en fr
  • FR798804A - Process for typographic cutting and products for the application of the process : en fr
  • US2041961A - Expansion joint and core : en
  • US2042404A - Steering wheel drive for vehicles : en
  • US2042012A - Method of manufacturing composite dies : en
  • FR798944A - Open-pitch jacquard mechanism : en fr
  • US2042382A - Hearse : en
  • DE630491C - Parking brake for the push bar for the gradual opening of skylight windows : de en
  • SU47066A1 - Deflector : en ru
  • FR798821A - Product for immediate sealing of punctures in automobile inner tubes, etc. : en fr
  • FR799036A - Ventilation glass : en fr
  • SU46895A1 - The method of cleaning furnace gases from mouse pyrite : en ru
  • SU46927A1 - Method for phenylation and naphthylamine-1-sulfonic acid-8 : en ru
  • PL23142B1 - Electrode system for discharge lamps. : en pl
  • SU47169A1 - Loading device to the press for briquetting metal chips, scrap scrap, etc. : en ru
  • GB447838A - Improvements in or relating to echo sounding apparatus : en
  • FR798862A - Improvements to peeling machines : en fr
  • GB447717A - Improvements in and relating to tobacco feeding mechanism for cigar making machines : en
  • CH184474A - Process for the preparation of a heterocyclic compound. : de en
  • PL23063B1 - A pull-bumper device for railway vehicles. : en pl
  • US2041918A - Spinning and doubling machine : en
  • US2042174A - Testing apparatus : en
  • US2042257A - Machine tool : en
  • US2042395A - Centrifugal molding and lining of pipes and the like : en
  • DK51676C - Shaving brush. : da en
  • DE630306C - Device for aligning cigarettes in a flaky position : de en
  • GB447841A - Improvements in and relating to compression refrigerating machines : en
  • SU47079A1 - The method of obtaining phenol-formaldehyde resins : en ru
  • SU47174A1 - Apparatus for producing fire extinguishing oil foam : en ru
  • US2041959A - Air conditioner : en
  • CA358183A - Fuel feeding system : en fr
  • CH184434A - Circuit arrangement for automatic and semi-automatic telephone systems with register facilities. : de en
  • SU47216A1 - Method for simultaneous production of hemihydrate and anhydrous gypsum from natural gypsum : en ru
  • FR798756A - Printing process for embossed films : en fr
  • DE630320C - Method for opening up and operating opencast mines, in particular lignite opencast mines, by means of an overburden conveyor bridge : de en
  • GB447842A - Improvements in and relating to mops : en
  • SU47254A1 - Regime adaptation for air brakes : en ru
  • AT145789B - Trouser straps. : de en
  • DE630236C - Spring-loaded flap hinge for openings on aircraft : de en
  • DE630386C - Axle bearings, especially for rail vehicles : de en
  • DE630280C - Process for the production of solidified gasoline : de en
  • DE630408C - Kitchen stove with a main fire and a secondary fire to the side : de en
  • SU46936A1 - Adaptation with steam servomotor for rearranging the scenes of reversing mechanisms : en ru
  • CH184239A - Apparatus for scratching a sheet of glass with a view to cutting it by breaking. : en fr
  • FR798974A - Hunting system and method and device for its implementation : en fr
  • US2042039A - Package of tea-bags and the like : en
  • CA358108A - Rubber bag moulding apparatus : en fr
  • CH184291A - Apparatus for dissolving or suspending loose, fine or powdery materials. : en fr
  • FR798864A - Improvements to automatic controls for variable speed transmissions for automobiles : en fr
  • GB447881A - Method of manufacturing dental insets : en
  • GB448038A - Improvements in and relating to bottles for poisons and other dangerous fluids : en
  • SU46908A1 - Soda Production Method : en ru
  • US2041971A - Lifesaving equipment for submarines : en
  • PL23135B1 - Electric sparkling bulb. : en pl
  • CH184208A - Rake. : de en
  • USD99817S - Design for a stoker housing : en
  • DE598429C - Process for the production of color-correct printing forms for multi-color printing : de en
  • DK51674C - Pipe base. : da en
  • AT145837B - Process for separating the neutral fat from the fatty acid soaps. : de en
  • SU46918A1 - Method for producing phenylacetaldehyde : en ru
  • US2042429A - Product from ordinary garbage and process of preparing same : en
  • US2041967A - Corrugated sheet and process for making same : en
  • PL23124B1 - Liquid with a low freezing point. : en pl
  • SU46877A1 - Shale processing method : en ru
  • SU47065A1 - Oven for heating and cooking : en ru
  • US2042260A - Flatcar : en
  • FR798738A - Fireplace wall : en fr
  • US2041875A - Multiple speed motor : en
  • CH184366A - Process for the production of hollow bodies simulating fuel. : de en
  • CH184477A - Process for the preparation of a substantive copper-containing azo dye. : de en
  • AT145922B - Roasting tube. : de en
  • US2041912A - Closure cap for receptacles and method of making the same : en
  • US2042001A - Fluid motor : en
  • PL23140B1 - Chassis frame for motor vehicles. : en pl
  • US2041824A - Storage battery terminal : en
  • AT145910B - Sliding windows for vehicles. : de en
  • AT145985B - Artificial respiration device. : de en
  • US2042248A - Engine starter : en
  • BE415092A - Improvements in taking instant color photographs : en fr
  • PL23144B1 - Arrangement of two directional antennas on common masts and the method of removing their harmful interaction. : en pl
  • US2042100A - Method of preparing the ends of tubular members for a welded joint : en
  • US2042416A - Emblem : en
  • CH184463A - Device for automatically increasing the braking effect of air pressure brakes at high driving speeds. : de en
  • BE414864A - : en fr
  • US2041766A - Vegetable slicing machine : en
  • US2042185A - Humidifying apparatus : en
  • US2042361A - Demonstrating apparatus : en
  • CA358080A - Olefine hydration : en fr
  • CH184476A - Process for the preparation of a substantive copper-containing azo dye. : de en
  • DE630342C - Operating mode for the flue gas preheater : de en
  • GB447818A - A new or improved method of, and means for, producing representations or designs : en
  • US2042171A - Phonograph : en
  • US2041834A - Electric accumulator : en
  • US2042216A - Ball-check valve : en
  • US2042153A - Mounting and thermoinsulative jacket for vapor electric devices : en
  • CH184516A - Process for the production of a transparent lacquer. : de en
  • AT145761B - Procedure for starting and parallel connection of asynchronous generators. : de en
  • AT145767B - Electric discharge tube. : de en
  • US2042387A - Carrying case : en
  • US2042433A - Spinning centrifuge : en
  • SU47202A1 - Roofing machine : en ru
  • GB447791A - Improvements in electromagnetic releasing devices for use in automatic circuit-breakers and like electric switches : en
  • DE630364C - Speed change transmission : de en
  • DE630418C - Hollow cylinder friction brake with an inflatable, ring-shaped rubber hose with vulcanized brake blocks : de en
  • FR799016A - Process for preparing condensation products : en fr
  • FR798764A - Mechanical device providing the constant continuity of all phases of the manufacture of an artificial filament : en fr
  • GB447821A - Process of manufacture of multi-cellular glass : en
  • GB447907A - Improvements in or relating to the shoe-blocks or pads of cycle rim-brakes : en
  • SU47020A1 - A method of making dry mastic for rubbing floors : en ru
  • US2042332A - Separation of cyclic alcohols from their ketones : en
  • AT145853B - Process for lowering the viscosity of solutions of rubber and rubber-like substances. : de en
  • AT145863B - Peening device. : de en
  • PL23121B1 - A tripod especially for X-ray purposes. : en pl
  • SU47076A1 - Method and autoclave for regenerating rubber containing textiles : en ru
  • SU47184A1 - Wagon : en ru
  • SU47211A1 - Concrete Stone Making Machine : en ru
  • US2042184A - Lubricator : en
  • AT145930B - Electrical apparatus, in particular X-ray apparatus. : de en
  • FR798812A - Framework applicable to all documents in order to allow the classification, marking and selection of these documents : en fr
  • CH184260A - Liquid dispenser. : de en
  • CA358106A - Fuel injection pump : en fr
  • US2042210A - Composition tray : en
  • CA358082A - Olefine hydration : en fr
  • DK51678C - Device by flue. : da en
  • CH184235A - Fully automatic pump system. : de en
  • CH184403A - Braun tube, especially for television purposes, with an electrically conductive inner coating. : de en
  • US2041943A - Counting device : en
  • USRE19987E - Road working machine : en
  • AT145958B - Gripper drive. : de en
  • CH184337A - Procedure for keeping the degree of modulation constant in sound modulated transmitters. : de en
  • CH184489A - Process for the preparation of a dye of the dioxazine series. : de en
  • SU47128A1 - Surveying machine for surveying : en ru
  • US2041903A - Switch operating mechanism : en
  • US2041741A - Absorbent for refrigerants : en
  • US2041946A - Closure seal : en
  • GB448006A - Improvements in or relating to an excavating dipper and door therefor : en
  • DE630483C - Process for the preparation of an insect repellant containing derrisis extract : de en
  • US2042158A - Door : en
  • FR798753A - Refrigeration machine : en fr
  • AT145788B - Trend indicator for can air pressure meters. : de en
  • CA358149A - Cardio-active digitalis glucoside : en fr
  • CH184411A - High pressure discharge tube. : de en
  • DE630551C - Turning device for internal combustion engines : de en
  • DE630382C - Slewing mechanism for excavators with a central part carrying the discharge conveyor and an upper part carrying the bucket ladder : de en
  • SU47009A1 - Method for increasing the sensitivity of measuring instruments : en ru
  • SU47036A1 - The method of cleaning gases from sulfur : en ru
  • AT145965B - Process for increasing the exchangeability of base exchangers. : de en
  • US2042076A - Blanket for printing presses : en
  • SU46862A1 - Bard dewatering device : en ru
  • CA358065A - Colour film production : en fr
  • CH184211A - Device for sterilizing earth. : de en
  • SU47253A1 - Device for suspending an automatic coupling head to a pull hook : en ru
  • US2041987A - Load weighing vehicle : en
  • SU46900A1 - Nitric acid concentration tower : en ru
  • US2042275A - Innersole making machine : en
  • BE414934A - : en
  • GB447710A - Improved manufacture of highly swellable inorganic substances : en
  • CH184257A - Shoe painting brush. : de en
  • CH184497A - Process for producing a transparent, blue paint. : de en
  • GB447790A - Improvements in or relating to electric discharge devices : en
  • AT145810B - Process for the production of structures from aqueous solutions of cellulose or cellulose compounds. : de en
  • DE630504C - Handle attachment for AExte and similar tools : de en
  • FR798997A - Typewriter Improvements : en fr
  • CH184367A - Wristwatch strap. : en fr
  • FR798915A - Improvements to electrical connection devices and similar devices : en fr
  • CA358196A - Printing offset preventing method : en fr
  • AT145840B - Device for sampling a fabric tape. : de en
  • CH184454A - Chassis, in particular for trolleybuses. : de en
  • AT145795B - Gear for deriving a movement proportional to the writing movement from the measuring mechanism of a writing measuring device. : de en
  • AT145877B - Drive arrangement for the traction unit of motor trucks with two rotatable base units. : de en
  • SU46858A1 - Shtangobarova machine : en ru
  • SU46941A1 - Rotary forked can for metal release from melting furnaces : en ru
  • US2042177A - Railway motor truck : en
  • CA358140A - Circuit breaker system : en fr
  • CA358077A - Olefine hydration : en fr
  • US2041844A - Apparatus for separating metals and metal alloys : en
  • US2041909A - Means for barber pole illumination : en
  • USD99814S - Design for a traveling bag : en
  • SU46972A1 - Device for duplex telegraphic transmission without artificial line : en ru
  • US2042283A - Electrolytic condenser : en
  • SU46969A1 - Device for the supply of electrical energy to the mine locomotive : en ru
  • SU47051A1 - The method of obtaining safety glass : en ru
  • PL23061B1 - An articulated vehicle, running on rails, with steered single-axle bogies, composed of articulated parts connected to each other. : en pl
  • SU47204A1 - Device for stopping carding machines when changing the thickness of the canvas : en ru
  • US2041911A - Heat insulation : en
  • US2042236A - Insect trap : en
  • US2042394A - Art of purging and rectifying oil in refrigerator systems : en
  • CH184334A - Billiards with an uninterrupted game board. : de en
  • CH184402A - Electrolytic capacitor. : de en
  • US2042130A - Boiler cleaning composition : en
  • FR798776A - Support and coupling device of lighting device for cycles, bicycle-motors and others : en fr
  • AT145867B - Vibrating screen. : de en
  • CA358167A - Coupe device : en fr
  • CH184287A - Meat grinder. : de en
  • CH184482A - Process for the preparation of an azo dye. : de en
  • DE630564C - Device for cleaning and disinfecting milk cans and similar vessels : de en
  • GB447714A - Process for the preparation of mixed fertilisers : en
  • GB447809A - Improvements in and relating to fluid-flow meters and the like : en
  • AT145856B - Reversible reversing gear for aircraft propellers. : de en
  • DE630423C - Fitting for wooden logs : de en
  • AT145849B - Process for the production of tissue paper. : de en
  • US2042088A - Drill shaft and bit adapted to be used with percussive drills : en
  • US2042173A - Coloring material for food fats and oils : en
  • DE630269C - Process for charging electrical lead-acid batteries, the positive plates of which are made of a lead alloy : de en
  • PL23125B1 - Pre-run pump. : en pl
  • SU47057A1 - Fish Bubble Piercing Machine : en ru
  • US2042144A - Luminescent sign : en
  • US2042167A - Filing device : en
  • SU46952A1 - Carriage wooden shield for transportation of bulk cargo in a wagon : en ru
  • US2041847A - Adjustable duplex electric lamp : en
  • US2042267A - Automobile license plate locking device : en
  • CH184354A - Guide device on a machine for the production of finned tubes. : de en
  • PL23108B1 - Ceiling block. : en pl
  • SU46854A1 - Composition for greasing baking forms : en ru
  • US2041802A - Electron emitter : en
  • CH184345A - Arrangement for beam control for electrical light barrier devices. : de en
  • DE630398C - Automatic, fast-acting device for keeping the voltage or the listing factor constant in AC networks : de en
  • CA358168A - Separating fastener : en fr
  • DE630293C - Device for the detachable fastening of a handle and cleats on a horseshoe : de en
  • CH184262A - Process for the treatment of annular cakes of yarns, filaments and other artificial spinning products. : en fr
  • GB447765A - Manufacture of combined sound and picture films : en
  • GB447833A - Improvements in and relating to the exhausting of the cylinders of two-stroke internal combustion engines : en
  • US2042007A - Constructional toy elements consisting of tubes, plates, and connecting pieces : en
  • CH184455A - Drive and storage device for pendulum half-axles. : de en
  • US2041874A - Composition for preventing sunburn : en
  • US2042241A - Support : en
  • US2042305A - Brassiere slip : en
  • USD99769S - Design for a knitted pile fabric : en
  • CA358078A - Aliphatic acid concentration : en fr
  • CH184417A - Artificial replacement part for the inside of the human or animal body, in particular replacement chewing tools. : de en
  • DE630378C - Racket with pneumatic string tensioning device : de en
  • US2042075A - Foldable ironing table : en
  • CA358100A - Cabinet bed : en fr
  • SU46929A1 - Column for the processing of resin : en ru
  • US2042434A - Manufacture of titanium compounds : en
  • US2041958A - Refining cellulose fiber for conversion into cellulose derivatives : en
  • AT145752B - Device for producing a triangular current or such a voltage in a consumer. : de en
  • AU2266435A - Insecticidal oil compositions : en
  • FR798876A - Improvements to machines used to cut materials into slices : en fr
  • CH184226A - Device for automatic control of track faults on railway lines, in particular for automatic determination of loose sleepers, and for their visible identification by coloring. : de en
  • SU47095A1 - A device for determining the volume during land and similar works. : en ru
  • AT145818B - Method and device for obtaining noble gases that boil more heavily than oxygen, in particular from air. : de en
  • GB447919A - Improvements in and relating to electric discharge lamps : en
  • CH184264A - Dishwasher. : de en
  • AT145768B - Circuit containing a gas-filled rectifier tube provided with at least two groups of anodes. : de en
  • SU47006A1 - Contact galvanometer for thermostat : en ru
  • US2041684A - Window locking device : en
  • US2041754A - Process of treating hydrocarbon oil : en
  • CH184223A - Universal scaffolding trestle. : de en
  • CH184265A - Thread reel. : de en
  • CH184350A - Clock with an electric winding device. : de en
  • CH184523A - Test bench. : de en
  • SU47199A1 - The method of dyeing with aniline dyes of various types of surfaces : en ru
  • US2042259A - Method of purifying aminoarsenobenzenes : en
  • USD99795S - Design fob a shoe : en
  • US2041784A - Pouring spout for containers : en
  • US2042376A - Screw driver : en
  • AT145998B - Mufflers for internal combustion engines. : de en
  • CH184441A - Traffic light column with reflectors. : de en
  • DE630275C - Process for the production of electric radiators : de en
  • DE630498C - Process for the production of ceramic bodies : de en
  • GB448109A - Improvements in or relating to the distillation of tars and tarry oils containing tar acids : en
  • SU47166A1 - Method for making wet-collodion plates for shooting color originals : en ru
  • SU47256A1 - Telephone selector : en ru
  • CH184331A - Removable box mounted on feet. : en fr
  • US2041757A - Vehicle body : en
  • US2042112A - Brake valve device : en
  • US2042323A - Ready bound crate : en
  • SU46960A1 - A device for braking a train with a closed between-car crane : en ru
  • US2041752A - Cash register : en
  • DE630476C - Electric pickup or sound recorder : de en
  • FR798940A - Nitrogen compounds of the anthraquinone series and their preparation process : en fr
  • SU46935A1 - Steam turbine : en ru
  • CH184362A - Device for generating vibrations in safety razors with a fixed blade. : de en
  • SU46915A1 - A method of producing aromatic hydrocarbons from fatty hydrocarbons : en ru
  • US2041742A - Cutting machine : en
  • US2042276A - Closet seat operator : en
  • US2042079A - Automotive vehicle : en
  • US2042441A - Shipping container : en
  • AT145881B - Ceiling system for streets. : de en
  • AU2491935A - Improved process forthe manufacture of yeast : en
  • CH184355A - Machine for the continuous production of the waves of wave plates to be welded together to form a radiator in a single operation. : de en
  • US2042047A - Accelerators of vulcanization : en
  • US2041734A - Loading machine : en
  • US2041838A - 1-(beta-hydroxyethylamino)-5-naphthol and process of preparing same : en
  • DE630287C - Electric fine adjustment : de en
  • DE630489C - Watercraft for the removal of impurities floating on the water surface : de en
  • DE630270C - Process for increasing the dielectric strength of chlorinated diphenyls : de en
  • DE630571C - Track for toy trains, in which the rail butt connection is formed by the colliding track body by means of toothing of the same : de en
  • GB448013A - Improvements in climbing irons : en
  • DE630442C - Compressed air storage for actuation of signal devices of all kinds used in motor vehicles with internal combustion engines : de en
  • GB448416A - Improvements in or relating to the surface hardening of rails and to rails treated thereby : en
  • CH184394A - Backup. : de en
  • DE630312C - Process for the production of road surfaces : de en
  • CH184215A - Etiquette. : de en
  • FR798848A - Improvement of gabions for hydraulic constructions or other applications : en fr
  • FR799039A - Coated welding rods : en fr
  • FR798767A - Automatic gear shifting system : en fr
  • GB447806A - Improved apparatus for drying wood : en
  • DE630535C - Influencing and regulating the secondary operating parameters of frequency converters : de en
  • US2041915A - Method of joining tubes to headers : en
  • GB447987A - Improvements in cord grips for electrical appliances : en
  • DK51685C - System for spatial radio bearing. : da en
  • US2041965A - Underfloor wiring conduit system : en
  • GB448030A - Improvements in or relating to regenerators for coke ovens and other furnace installations : en
  • US2041739A - Steering wheel : en
  • US2042413A - Solving, softening, and gelatinizing agents : en
  • FR798709A - electric cooker equipment : en fr
  • FR798714A - Method and devices for the automatic adjustment of cameras : en fr
  • FR798826A - Loader chain for cannons or rapid fire weapons : en fr
  • FR798736A - Umbrella branch end holder, for sewing machines : en fr
  • GB448182A - Manufacture of dyestuff-sulphonic acids : en
  • FR798927A - Fishing trawl improvements : en fr
  • US2041868A - Treating textile material and product thereof : en
  • US2042125A - Coupling : en
  • US2042354A - Window sash and frame : en
  • GB447815A - Improvements in or relating to chamber ovens : en
  • GB447933A - Improvements in or relating to devices for toasting, grilling, or the like : en
  • FR799043A - Device applied to articulated transmission chains between sprockets : en fr
  • US2041719A - Prismostereophorometer : en
  • US2042344A - Light regulating means : en
  • USD99828S - Tube holding and dispensing device : en
  • FR798939A - Process for manufacturing flexible tubes or artificial hoses, and products obtained by this process : en fr
  • FR798729A - Water-soluble dyes and method of preparation : en fr
  • CA358097A - Water heater for oil stoves : en fr
  • GB447876A - A process for the production of halogenated organic acids : en
  • GB447952A - Improvements in or relating to the manufacture of highly concentrated nitric acid : en
  • US2041794A - Aircraft : en
  • US2042301A - Valve seat for air blast valves : en
  • FR798885A - Internal combustion turbine : en fr
  • GB447941A - Improvements relating to by-pass valves for use with parallel slide valves : en
  • FR798731A - Pneumatic separator with oscillating sorting surface, intended for sorting coal or similar materials : en fr
  • SU47237A1 - Dryer for bulk materials : en ru
  • US2042325A - Slider for fasteners : en
  • US2042342A - Calculating machine : en
  • SU47144A1 - Drive connector chain : en ru
  • SU47148A1 - Pipe plug : en ru
  • GB447794A - Improvements relating to selective disconnecting boxes for electric cables : en
  • FR798860A - Improvements to filtration devices : en fr
  • FR798945A - Detachable two-piece metal drain, quick to assemble and instantaneous shut-off, combined with central air intake riser : en fr
  • DE630461C - Loose wheel set for rail vehicles : de en
  • DE630380C - Winding device for watches using a liquid or gaseous pressure medium : de en
  • FR798950A - Method and device for the manufacture of metal hollow bodies : en fr
  • GB447855A - Improvements in or relating to internal combustion engine plants with an exhaust gas turbine and compressors driven thereby : en
  • US2042378A - Shoe bottom attaching apparatus : en
  • DE630451C - Reaction tower for the absorption of gases by liquids : de en
  • FR798878A - Percussion rocket : en fr
  • FR799004A - Automatic machine for smoothing or polishing all stamped parts and in particular kitchen utensils : en fr
  • AT145942B - Device for connecting the end of the running film tape with the beginning of the following film tape on cinema projection apparatus. : de en
  • CH184353A - Process for the production of composite centrifugally cast bodies. : de en
  • CH184422A - Process for the preparation of 2-methyl-4-aminoquinolyl-6-melamine. : de en
  • DE630467C - Process for producing a low-water hard emulsion : de en
  • SU47096A1 - Instrument Turntable : en ru
  • DE630546C - Method of making an optical tone film : de en
  • CH184418A - Process for the production of fired dental fillings and dental fillings produced therefrom. : de en
  • GB447700A - Improvements in and relating to dobbies : en
  • SU47018A1 - A method of making pencils for writing on glass, porcelain, etc. : en ru
  • SU47252A1 - One-piece plantar clip for rail joint : en ru
  • US2041913A - Protable welding machine : en
  • US2042058A - Burner for corrosive fluids : en
  • US2042242A - Washing machine : en
  • PL23123B1 - The method of deposition of the holder on the arm of a bulb or cathode ray tube and the holder for such deposition. : en pl
  • SU47029A1 - Device for the regeneration of waste oils : en ru
  • AT145826B - Process for the production of an artificial mass. : de en
  • GB447929A - Improvements in latches and locks : en
  • GB448014A - Treating sewage : en
  • US2041978A - Device for securing or separating parts held together by a fusible material : en
  • CA358197A - Valve bag : en fr
  • US2042396A - Headlight : en
  • USD99787S - Design for an electrical connecter : en
  • SU47026A1 - Apparatus for separating oil from seeds : en ru
  • CH184398A - Converter arrangement for the transmission of energy between any two electrical networks. : de en
  • CH184524A - Transportable planer. : de en
  • PL23138B3 - A method of dynamic topping up of piston machines. : en pl
  • US2041732A - Leather manufacturing : en
  • US2041811A - Metallurgical apparatus : en
  • SU46868A1 - Layout machine, granitol, etc. on the closing tables : en ru
  • US2041944A - Safety attachment for wrist bands : en
  • CH184444A - Sales and exhibition box that can be set up at an angle. : de en
  • CH184501A - Process for producing a transparent, blue paint. : de en
  • DE630374C - Bicycle saddle made of rubber : de en
  • DE630445C - Device for conveying wood in steep struts by means of brake conveyors : de en
  • FR798880A - Device for launching bombs from aircraft : en fr
  • GB447782A - Improvements in or relating to burglar alarm systems : en
  • US2041906A - Valve : en
  • DE630484C - Starting control for internal combustion engines : de en
  • SU47147A1 - Bending tube : en ru
  • SU47198A1 - Telemetry device : en ru
  • GB447729A - Improvements in or relating to gas masks : en
  • GB447805A - Process of manufacture of multi-cellular glass : en
  • FR798779A - Further training in pipe cutters : en fr
  • GB447847A - Means for arresting amusement cars : en
  • GB447978A - Improvements relating to the construction of floors, roofs and like constructional units : en
  • SU47195A1 - Tool for securing the workpiece before tightening instead of stringing : en ru
  • SU47230A1 - Mobile device for unloading bulk cargo from covered railway cars : en ru
  • US2041895A - Brush for dynamo-electric machines : en
  • SU47028A1 - Oil breakdown device : en ru
  • USD99831S - Design for a motorcycle side : en
  • US2041713A - Method of and apparatus for manipulating articles, such as talking machine or phonograph records : en
  • US2042141A - Air conditioning apparatus : en
  • USD99798S - Design for a glass vase or similar : en
  • DE630435C - Electric display device for changes in density of liquids : de en
  • FR798839A - Durable matting process for textile fibers, and resulting products : en fr
  • FR798858A - Improvements to electrical cables and insulating sheaths for electrical conductors : en fr
  • GB447795A - Improvements in and relating to apparatus for playing ball games : en
  • US2042065A - Braiding machine : en
  • US2041955A - Machine for shaping uppers overe lasts : en
  • US2042355A - Refrigerating system : en
  • FR798870A - Screen grid for the stabilization of clay subsoils : en fr
  • DE630497C - Process for the production of mortar : de en
  • GB448101A - Improvements in or relating to thermionic valves : en
  • DE630272C - Glow tubes for overvoltage discharge : de en
  • DE630443C - Process for drying grain or other grainy or lumpy goods : de en
  • GB447981A - Hydraulic brake adjuster mechanism : en
  • AT145991B - Superimposition reception circuit for television or radio and tele-reception. : de en
  • CA358151A - Vinyl compound and wax combination : en fr
  • DE630400C - Control device to increase the stability of synchronous machines : de en
  • DE630517C - Process for the production of hollow glass bodies with hollow feet : de en
  • GB447783A - Improvements relating to the production of transparent materials from benzyl cellulose : en
  • GB447973A - Process for the manufacture of polymerisation products of olefines : en
  • SU47010A1 - The way to protect the electric arc of the searchlight from the wind : en ru
  • GB447937A - Improvements in or relating to coke ovens : en
  • AT145938B - High voltage discharge tube. : de en
  • DE630538C - Process for the extraction of oils, asphalt and paraffin from petroleum residues : de en
  • US2041809A - Locking device : en
  • US2042220A - Catalytic oxidation of unsaturated alcohols : en
  • SU47247A1 - Shuttle for rogozhettskogo machine : en ru
  • US2042142A - Air conditioning apparatus : en
  • US2041708A - Combustion engine : en
  • US2042373A - Refrigerator : en
  • AT145898B - Multi-speed change gear for motor vehicles. : de en
  • PL23141B1 - Transparent partition. : en pl
  • US2042230A - Locking device for slicing machine clamps : en
  • SU46875A1 - The method of heat treatment of shale : en ru
  • DE630537C - Operating procedure for electric light tubes fed with alternating current or intermittent direct current : de en
  • US2041976A - Lapping cloth : en
  • US2042011A - Producing flocculation in oil well strata : en
  • US2041826A - Apparatus for increasing draft in furnaces and for purifying flue gases : en
  • US2041984A - Spot welding apparatus : en
  • US2042188A - Testing apparatus : en
  • PL23089B1 - Process for the production of fluorindine series dyes. : en pl
  • GB447989A - A new or improved method and means of setting the tuft yarns used in looms for weaving axminster carpets : en
  • US2041761A - Shingle : en
  • US2042089A - Rail joint : en
  • US2042417A - Roller bearing : en
  • SU47002A1 - Fixture for improving commutation in collector electric machines : en ru
  • SU47073A1 - Device for casting under pressure phenolic and thermoplastic masses : en ru
  • SU47178A1 - Parachute train : en ru
  • US2041717A - Pumping apparatus : en
  • USD99784S - Design for a shoe : en
  • FR798707A - Assembly intended for energizing relays with alternating current : en fr
  • US2042049A - Method for the production of dials, scales and the like : en
  • US2042225A - Conversion of halogenated alcohols to carbonylic compounds : en
  • FR798966A - Process for waterproofing, sealing and fixing permeable or mobile layers of earth and other porous masses : en fr
  • USD99770S - Design for a knitted pile fabric : en
  • CH184315A - Process for the production of fiber material from animal skin. : de en
  • US2041856A - Method of acetylating diphenol : en
  • US2042120A - Sandblast device : en
  • CH184509A - Process for the production of a transparent lacquer. : de en
  • GB447772A - An improved method of measuring the amount of frequency modulation of sound waves recorded on a film introduced during the reproduction of the sound : en
  • GB447969A - Improvements in or relating to clutch plates : en
  • SU47143A1 - A method of manufacturing bearings with lining : en ru
  • GB447814A - Process for the manufacture of azodyestuffs : en
  • GB448064A - Improved cooling device for liquids : en
  • SU46889A1 - Method for producing molybdenum catalyst for hydrogenation of hydrocarbons : en ru
  • US2042288A - Container for bakery products : en
  • US2042178A - Water-softener regenerating process and apparatus : en
  • AT145791B - Closure for spreading vessels. : de en
  • CA358116A - Sound distributing and amplifying device : en fr
  • CH184251A - Piece of furniture to supply the garbage can. : de en
  • SU46994A1 - Induction relay : en ru
  • SU47235A1 - Pipe for loading the hopper with flour or grain : en ru
  • USRE19986E - Dry cleaning apparatus : en
  • SU47186A1 - Stationary device for driving training : en ru
  • SU47267A1 - Device for braking the shuttle in the shuttle box : en ru
  • DE630255C - Spool spindle drive for cross-winding machines, especially twisting machines, for the production of conical rayon spools : de en
  • DE630375C - Foot measuring device : de en
  • US2041979A - Means for anchoring cylinders in engines with angularly disposed cylinders : en
  • DE630566C - Customs seal for ships : de en
  • FR799025A - Device for reducing the influence exerted on one another by the anodes of gas or vapor discharge devices and with adjustment screens : en fr
  • AT145779B - Device for draining liquid under pressure in a container in certain quantities, in particular a toilet flushing device. : de en
  • CH184269A - Detergents and cleaning agents. : de en
  • US2041765A - Glazing apparatus : en
  • SU47030A1 - Method of making grease insulating paraffin grease : en ru
  • US2042385A - Flashlight attachment for gasoline hose nozzles : en
  • USD99839S - Design fok a bottle : en
  • AT145802B - Carbide and process for its manufacture. : de en
  • CA358129A - Welding apparatus : en fr
  • AT145964B - Adjustment device for range finders or similar instruments. : de en
  • AT145983B - Toothpick. : de en
  • CH184435A - Radio receiver. : de en
  • CH184532A - Process for the preparation of a mixture of isomeric acyloctahydrofollicle hormones. : de en
  • DE630336C - Mercury switch : de en
  • DE630565C - Watercraft : de en
  • FR798819A - New Pasteurian vinification equipment in red or white : en fr
  • DE630220C - Process for the production of capsules of the anthraquinone series : de en
  • SU46861A1 - The method of preparation of malt concentrate in briquettes : en ru
  • SU46989A1 - Device for holding the torn-up driving belt of the car lighting dynamo : en ru
  • SU47064A1 - Hydraulic jack : en ru
  • US2042321A - Oscillating system : en
  • SU47046A1 - The method of preparation of medicinal powders of fresh and canned antlers : en ru
  • US2042372A - Vacuum device : en
  • SU47003A1 - The method of starting a single-phase collector AC motor : en ru
  • US2041966A - Battery terminal clamp : en
  • US2042138A - Gaseous electric discharge lamp device : en
  • SU46999A1 - Device to improve commutation in electric machines : en ru
  • SU47172A1 - Ladder to climb a pole or a tree trunk : en ru
  • US2041924A - Hedge trimmer : en
  • US2041683A - Heating apparatus : en
  • CH184429A - Automatically acting, remote-controlled fire extinguishing equipment for rooms at risk of fire, as well as motor vehicles, aircraft, ships etc. : de en
  • GB448039A - Improvements relating to shirts : en
  • FR799027A - fixed operating room lighting : en fr
  • GB447713A - Improvements in and relating to the treatment of metals or alloys containing tin : en
  • GB448040A - Improvements in or relating to apparatus for playing games : en
  • AT145815B - Method of weighing rayon. : de en
  • CH184432A - Barrier for vending machine. : de en
  • FR798849A - Process for the synthesis of phenols derived from cymene : en fr
  • CA358124A - Laminated glass manufacturing apparatus : en fr
  • DE630526C - Process for the preparation of derivatives of higher alcohols : de en
  • GB448098A - Improvements in and relating to the manufacture of filaments and threads : en
  • DE630379C - Mixing device for playing cards : de en
  • DE630455C - Fastening device for pipes in conical holes in a wall, especially of heating tube boilers : de en
  • GB447801A - Model building construction of wood : en
  • FR798884A - Improvements to radial sliding friction thrust bearings : en fr
  • CH184406A - Gas burner with automatic ignition device. : en fr
  • DE630314C - Cleaning and cleaning products : de en
  • DE630559C - Crank drive for swinging masses, especially in swing planes : de en
  • DE630524C - Container provided with a protective cover made of chemically resistant material : de en
  • SU47088A1 - Device for checking the displacement of the axes of two interlockable shafts : en ru
  • FR798853A - Improvements to cellulose esters and derived products : en fr
  • FR798932A - Two-stroke engine : en fr
  • GB448027A - Improvements in or relating to the scraping, planing or cleaning of metal and other surfaces : en
  • US2041983A - Internal combustion engine : en
  • US2041990A - Tire building machine : en
  • CA358194A - Automotive vehicle heating system : en fr
  • US2041832A - Plow attachment for tractors : en
  • SU46912A1 - The method of obtaining anhydrous magnesium chloride : en ru
  • CH184473A - Process for the preparation of ricinene nitrile. : de en
  • US2041839A - Track for track laying wheels : en
  • AT145797B - Cutting device for fruits and vegetables. : de en
  • GB447910A - Improvements in the production and/or finishing of screw threads by grinding : en
  • FR798987A - Improvements to echo sounding methods and devices : en fr
  • FR798958A - Hat : en fr
  • AT145781B - Method and device for the care of feathers or the like enclosed in pillows, blankets or the like. : de en
  • SU47067A1 - Adaptation to the fire curtain designed to prevent smoke from entering the auditorium. : en ru
  • SU47164A1 - A method for enhancing photographic images with sulfur lead and iron : en ru
  • FR798798A - Improvements to hand-operated machines for twisting and then cutting cerclage wires : en fr
  • GB447817A - Apparatus for agglomerating combustible materials : en
  • US2041858A - Hydrogenation of carbonaceous materials : en
  • FR798982A - Automotive thresher for cereals and fine seeds : en fr
  • DE630339C - Electric arc welding machine with automatic electrode feed : de en
  • AT145950B - Compensation circuit, in particular for remote measurement purposes. : de en
  • US2041756A - Card holder : en
  • US2042123A - Loading and unloading of work in machine tools : en
  • US2042402A - Concentrator : en
  • US2042031A - Plotting device : en
  • DE619714C - Control device for the operation of a push button that has taken place : de en
  • US2042228A - Phonographic apparatus : en
  • FR798733A - Device for placing the active mass in the electrodes of galvanic elements : en fr
  • AT145766B - Electromagnetic circuit breaker with immediate short-circuit and delayed overcurrent release. : de en
  • AT145953B - Electric cylinder typewriter. : de en
  • SU46959A1 - Pr modic automatic air brake : en ru
  • US2041886A - Reenforced slate tile : en
  • SU47118A1 - Instrument for determining the forces acting on boom cranes : en ru
  • SU47212A1 - The method of obtaining a hydraulic binder : en ru
  • CA358156A - Harrow : en fr
  • SU47134A1 - Apparatus for separating harmful insects from a grain, such as a tick : en ru
  • US2042293A - Safety razor with rotary drive : en
  • US2042314A - Method of treating partial oxidation products : en
  • DE630448C - Toothbrush or the like with a spoon-like measuring container arranged in the extension of the handle : de en
  • FR798815A - Adjustable cupola and device for its control, more particularly for firing stations on board aircraft : en fr
  • US2042172A - Gaseous electric discharge device : en
  • PL23046B1 - A method of producing catalysts for the conversion of terpenes. : en pl
  • SU47156A1 - Device for grinding coal, etc. : en ru
  • PL23105B1 - A method of producing metal layers, consisting of separate very fine particles. : en pl
  • AT145806B - Process for the grain refinement of cast zinc and its alloys. : de en
  • CA358120A - Electrical connector : en fr
  • US2041728A - Textile process : en
  • US2042104A - Rubber coated cake of soap : en
  • US2041896A - Carbonaceous bearing material : en
  • SU46923A1 - The method of purification of 6-methoxy-8-aminoquinoline : en ru
  • FR799018A - Fuel for oil fires : en fr
  • CA358180A - Locomotive tender : en fr
  • CH184330A - Device for holding open books and magazines, in particular for people lying down. : de en
  • DE630363C - Automatic valve with a pot-like housing : de en
  • BE414863A - : en
  • AT145908B - Road construction formwork rail. : de en
  • US2042099A - One-piece hollow steel propeller : en
  • US2042206A - Lubricating device : en
  • CA358122A - Cellulose production : en fr
  • SU47236A1 - Bunker : en ru
  • DE630446C - Dismantling device by means of slides or circulation conveyors : de en
  • CA358166A - High frequency coupling device : en fr
  • US2041920A - Lubricator : en
  • USD99790S - Design for a shoe : en
  • AT145834B - Process for the production of goods with a refined surface. : de en
  • AT145990B - Filtering device. : de en
  • CH184488A - Process for the preparation of a condensation product of a carbenium compound. : de en
  • BE414982A - : fr
  • CH184280A - Anti-skid fitting on mountain and tourist shoes. : de en
  • GB447723A - Improvements in or relating to electric discharge devices : en
  • SU47192A1 - Back secret lock with control device and folding handle : en ru
  • US2042330A - Method of investing patterns for dental pieces : en
  • US2041723A - Engine starting mechanism : en
  • US2042334A - Low voltage generator : en
  • US2041960A - Combination mirror and comb : en
  • SU46956A1 - Device for cleaning windows in trams and electric trains : en ru
  • US2042304A - Method of and apparatus for applying closures to containers : en
  • CA358133A - Electrical apparatus : en fr
  • CH184247A - Cleaning device with rubber loops and method for its manufacture. : de en
  • AT145762B - Circuit arrangement for dialing calls to carrier current connections. : de en
  • PL23073B1 - A device for regulating the pressure of the compressed medium, activating the friction clutch. : en pl
  • CH184410A - Electrical apparatus with a base. : de en
  • SU47034A1 - Device for automatically raising and lowering the guard of the revolving machine : en ru
  • SU47214A1 - The method of obtaining difficult living : en ru
  • SU46910A1 - The method of producing barium chloride and hydrogen sulfide : en ru
  • US2042335A - Circuit interrupter : en
  • AT145936B - Self-sellers with the collection of basic fees caused by the resetting of a default work under the influence of a time work. : de en
  • CH184290A - Potato steamer that can be set up for steaming substances other than potatoes. : de en
  • CA358091A - Sash button : en fr
  • SU47193A1 - Drawing device for the blind : en ru
  • US2041883A - Apparatus for producing fuel : en
  • USD99824S - Design fob a buckle : en
  • PL23066B1 - Device for removing loads, moved by a conveyor. : en pl
  • SU47037A1 - Device for shutting off centrifugal blowers with flexible blades from a wheel : en ru
  • AT145852B - Process for the production of polyvinyl compounds. : de en
  • DE630303C - Method and device for producing a cigarette rod containing alternately tobacco inserts and mouthpiece inserts : de en
  • SU47094A1 - Instrument for automatic plotting terrain during geodesic surveys : en ru
  • SU47242A1 - Gas trap when charging bottles and siphons with sparkling water : en ru
  • SU47258A1 - Device for electric spot welding with short current pulses : en ru
  • CH184404A - Photoelectric device. : de en
  • CH184392A - Process for the production of contact pads. : de en
  • US2041704A - Steering handle : en
  • US2041904A - Grid construction : en
  • US2042002A - Flexible metallic closure : en
  • USD99810S - Design for a piano : en
  • SU47122A1 - Automatic to the electricity meter : en ru
  • SU47044A1 - The method of preparing the labial fibers for cottonization or for short spraying : en ru
  • US2041899A - Cove construction for use with floor or wall coverings and the like : en
  • AT145872B - Knife-wheel chopper. : de en
  • CA358131A - Fluid pressure brake : en fr
  • CA358150A - Glucoside partial hydrolysis : en fr
  • AT145751B - Arrangement for amplifying or stabilizing currents by means of negative resistors. : de en
  • DE630534C - Overvoltage protection with glow lamp and a relay : de en
  • SU47133A1 - The method of canning antlers : en ru
  • US2041908A - Combination desk and seat : en
  • DE630385C - Conveyor carriage pulling and feeding device : de en
  • CH184520A - Process for increasing the viscosity of tars. : de en
  • DE630471C - Lift and travel control for short circuit motors : de en
  • SU47222A1 - A device for smelting bitumen and asphalt : en ru
  • SU46931A1 - Purification method for decontaminated sludge : en ru
  • SU46891A1 - Method for producing sulfur from sulfur sulfur chloride : en ru
  • US2042358A - Driving mechanism of the one-way clutch type : en
  • PL23095B1 - The method of depriving the gas of the poisonous properties. : en pl
  • SU47190A1 - One-foot measles : en ru
  • US2042375A - Machine for making button backs and the like : en
  • SU46966A1 - A device for signaling between cars of a tram train : en ru
  • AT145860B - Oven. : de en
  • CH184309A - Process for the production of an acidic wool dye of the anthraquinone series. : de en
  • GB447734A - Improvements in concealed door hinges : en
  • FR798799A - Automatic scale : en fr
  • GB447725A - Improved handle mounting for mirrors, brushes and similar articles : en
  • GB447866A - Improvements in or relating to railway and like signalling systems : en
  • AT145920B - Fireplace door. : de en
  • SU47005A1 - Non Resonant Transformer : en ru
  • US2042050A - Process for purifying hydrocarbon oils : en
  • PL23150B1 - The method of increasing the heating value of the gas mixture used to drive internal combustion engines. : en pl
  • PL23081B1 - The breech of rifles with a rotating shaft. : en pl
  • US2042157A - Spring seat construction : en
  • USD99830S - Design fob a shoe : en
  • BE415180R - Preparation of new basic ethers-salts : en fr
  • US2041880A - Card for statistical machines and method for manufacturing said card : en
  • US2042019A - Process of preparing the reaction product of hydrated aluminum oxide and gluconic acid : en
  • US2041780A - Fastening device : en
  • US2042018A - Method of producing mirror wheels : en
  • GB447730A - An improved arrangement of pipes for supplying compressed air for actuating the starting valves of multicylinder internal combustion engines : en
  • SU47159A1 - Machine for cutting, bending and cutting sheets for soft packaging : en ru
  • US2042059A - Means for and method of filling or refilling compacts or the like : en
  • US2042115A - Electropneumatic brake : en
  • US2042407A - Drain cleaner : en
  • DE630372C - Joint, especially for radiator hoods of motor vehicles : de en
  • DE630475C - Support arrangement for groove tone recorder or scanner : de en
  • GB447793A - Improvements relating to the manufacture of barrels, casks, tubs and other staved containers : en
  • CA358153A - Bituminous paving binder : en fr
  • GB447853A - An improved method of quickly stopping continuous current motors for driving rolling mills : en
  • US2042032A - Mounting of thermographs on sterilizers : en
  • US2042213A - Universal tool for gauging and measuring : en
  • AT145925B - Automatic firearm. : de en
  • CA358104A - Temperature measuring device : en fr
  • CA358142A - Ignition transformer : en fr
  • US2041760A - Extensible elastic article : en
  • CH184306A - Process for the preparation of an azo dye. : de en
  • AT145995B - Filters and process for their manufacture. : de en
  • SU47141A1 - Reactive internal combustion turbine : en ru
  • CH184301A - Process for the production of phthalonitrile. : de en
  • US2041798A - Production of artificial materials : en
  • AT145874B - Liquid shock absorbers. : de en
  • CA358101A - Steam trap : en fr
  • CH184522A - Skis with protective edges. : de en
  • DK51686C - Acoustic Apparatus. : da en
  • CH184220A - Method of manufacturing a plywood door and door obtained by this method. : en fr
  • GB447843A - Improvements relating to visible indexes : en
  • CH184405A - Reflector for a light source of elongated shape for illuminating an elongated surface. : de en
  • AT145756B - Device for the transmission of still or moving images by means of a cathode ray tube. : de en
  • CH184517A - Process for the production of a transparent, red lacquer. : de en
  • AT145774B - Converter system with electrical heating of the discharge vessel. : de en
  • AU2268035A - Improvements in or relating to television systems : en
  • AU2175735A - Improvements in or relating to herbicides : en
  • CH184338A - Timepiece for determining the hour's angle of the sun to the Greenwich meridian for any equation of time. : en fr
  • US2041953A - Self-generating photoelectric cell : en
  • USD99772S - Design for a knitted pile fabric : en
  • AT145764B - Expansion clamp. : de en
  • CA358159A - Welding apparatus : en fr
  • US2042432A - Method of printing : en
  • CH184282A - Device for separating specifically heavier parts from streams of specifically lighter media. : de en
  • PL23127B1 - Camera activated with coins. : en pl
  • US2042062A - Slur cam particularly adapted for use in straight knitting machines employing horizontally reciprocatable sinkers : en
  • US2042430A - Pregnancy antigen : en
  • US2042440A - Shipping container : en
  • CH184335A - Construction kit. : de en
  • PL23049B1 - A method of soldering, welding, or coating metals, and means for carrying out the method. : en pl
  • USD99815S - Design for a coat : en
  • CH184304A - Process for the preparation of glucaminobenzene. : de en
  • AT145798B - Table with an extendable tabletop. : de en
  • US2041894A - Broaching machine : en
  • US2042091A - Fluid pressure brake apparatus : en
  • US2042347A - Chemical cleaning process : en
  • US2041818A - Machine for removing tire treads : en
  • CH184209A - Cutting unit for mowers. : de en
  • DE630554C - Saw device with saw blade clamped on both sides : de en
  • SU47168A1 - Device for switching a hydraulic press from low to high pressure : en ru
  • US2042234A - Electric control system : en
  • PL23057B1 - Explosive material that can be poured and how it is made. : en pl
  • SU46866A1 - Washing and rinsing machine : en ru
  • US2042317A - Sash fastener : en
  • CH184481A - Process for the preparation of an azo dye. : de en
  • US2041945A - Shoe sewing machine : en
  • AT145783B - Tin can with facility for easy opening. : de en
  • AT145909B - Adjusting device for railway signals u. like : de en
  • AT145963B - Electrical oscillatory circuit. : de en
  • SU47099A1 - Binocular color mixing device : en ru
  • US2041721A - Method of making foundry sand : en
  • US2042204A - Pulverizing mill : en
  • CA358185A - Lehr mechanism : en fr
  • CH184498A - Process for the production of a transparent, violet lacquer. : de en
  • CH184540A - Process for the preparation of a mixture of quaternary ammonium compounds. : de en
  • CH184449A - Box. : de en
  • US2042282A - Pocket : en
  • USD99825S - Design for a muddler : en
  • USD99783S - Design fob a flower holder or : en
  • US2041819A - Legging : en
  • US2042070A - Baking plate and method of using the same : en
  • SU47261A1 - Drive to sewing machine : en ru
  • USD99799S - Design for a glass floral bowl or : en
  • US2041879A - Telephone system : en
  • FR798948A - Cigarette dispenser : en fr
  • AT145868B - Tobacco feed funnel for cigarette tufting or rod machines. : de en
  • CA358085A - Liquid scale : en fr
  • BE415074A - : en
  • CH184430A - Arrangement on a vending machine to prevent two or more compartments from being in the extended position at the same time. : de en
  • PL23083B1 - The method of manufacturing cement products. : en pl
  • SU46958A1 - Device for suspending bodies of railway carriages : en ru
  • AU2299135A - Improvements in seed and grain sowing and fertilizer distributing machines : en
  • DE630366C - Arrangement for generating tilting vibrations for the purpose of electrical music production : de en
  • FR798748A - Dressing for gonorrhea : en fr
  • SU47052A1 - A device for cutting and weighing bread : en ru
  • AT145809B - Process for the extraction of anhydrous magnesium carbonate (magnesite) from dolomite or limestone. : de en
  • AT145792B - Record player table. : de en
  • AT145980B - Heat dispenser for catalytic combustion. : de en
  • CH184408A - Process for recovering krypton, xenon, or a mixture of these two gases, which remain in the gas supply piping of the filling devices of incandescent electric lamps. : en fr
  • SU47223A1 - Machine for cutting directly from the rock of the correct form : en ru
  • US2042418A - Refrigerated beverage dispensing apparatus : en
  • SU46937A1 - Reversible valve steam distribution mechanism : en ru
  • AT145866B - Jewelry shorts. : de en
  • SU46962A1 - Railway hydraulic column : en ru
  • US2042269A - Circular feeding mechanism : en
  • CH184380A - Valve and method for its manufacture. : en fr
  • US2042209A - Mop wringer : en
  • BE415174A - : en
  • CH184314A - Glue for woodwork. : de en
  • AT145880B - Electric heated windscreen wipers for windshields. : de en
  • AT145966B - Display device for radio sets or the like. : de en
  • DE630459C - System for surface treatment of metallic, especially iron, workpieces using nitrogen and hydrocarbon gases : de en
  • DK51668C - Procedure for Repairing Building Timber. : da en
  • FR798976A - Device for supplying fuel to an internal combustion engine : en fr
  • CA358088A - Vulcanizing device : en fr
  • CA358093A - Synthetic resin dispersion : en fr
  • SU46884A1 - Filter sump : en ru
  • FR798962A - Process for preventing corrosion of magnesium and magnesium alloys : en fr
  • SU47059A1 - Gripping device for lifting stacks of bricks and similar materials : en ru
  • US2042133A - Grain drill attachment for disk harrows : en
  • CH184469A - Cabinet or rack-shaped furniture. : de en
  • PL23133B1 - varnisher for surge arresters. : en pl
  • AT145836B - Process for the production of a new staple fiber. : de en
  • US2042166A - Pressure-tight bearing : en
  • BE414964A - Adhesive for leather, woven fabrics and rubber on leather and among themselves : en nl
  • AT145888B - Automatic protection and signaling device, especially for railroad crossings and the like. like : de en
  • CH184344A - Frame for spring motors, particularly for talking machines. : en it
  • CH184483A - Process for the preparation of an azo dye. : de en
  • SU47115A1 - Logarithmic line : en ru
  • USRE19990E - Combined vehicle signal : en
  • USRE19979E - Excavating dipper : en
  • CA358165A - High frequency interstage coupling device : en fr
  • SU46961A1 - A device on a train equipped with a standard Matrosov brake and a driver’s crane No. 800 to maintain the braking forces on the train, with full service braking, regardless of train speed : en ru
  • US2041997A - Liquid level responsive device : en
  • AT145777B - Electric high pressure discharge tube for horizontal burning position. : de en
  • CH184364A - Centrifuge for clarifying liquids, especially all kinds of fruit juices. : de en
  • CA358178A - Liquid processing : en fr
  • SU46893A1 - The method of purification of alkaline iodine concentrates : en ru
  • US2041973A - Incinerator : en
  • US2042046A - Edge binding : en
  • CH184296A - Process for the preparation of bis-beta-chloroethyl ether. : de en
  • CH184385A - Heat exchanger device. : en fr
  • CH184514A - Process for the production of a transparent, reddish brown varnish. : de en
  • DE630020C - Process for the preparation of lower alkyl esters of ª ‡ -Alkylacrylsaeuren : de en
  • SU47025A1 - Method of making casein glue mixed with artificial resin : en ru
  • SU47187A1 - Device for signaling excessive as well as insufficient air pressure in the chamber of a pneumatic tire : en ru
  • SU47109A1 - Device for controlling the quality of emulsions : en ru
  • USD99809S - Design for a shoe : en
  • DE630494C - Safety razor : de en
  • GB447946A - Improvements in and relating to electric discharge devices : en
  • AT145935B - Device for scooping molten glass from a rotatable vat. : de en
  • FR798930A - Signaling device for cables containing a fluid : en fr
  • GB447774A - Improvements in or relating to echo sounding apparatus : en
  • DE630539C - Process for the utilization of copper from the copper-containing solutions resulting from the production of copper kinking silk : de en
  • AT145846B - Process for thickening creamable rubber milk. : de en
  • GB447719A - Improvements in folding perambulators : en
  • CH184266A - Carpet, in particular jute bouclet carpet. : de en
  • CH184359A - Circular saw disc. : de en
  • USD99827S - Design for a dish : en
  • SU46967A1 - Swiveling checker to mark the train on the control table : en ru
  • US2042345A - Oscillation generation : en
  • US2042384A - Constant temperature refrigerator : en
  • PL23114B1 - T> 04 k%] $$ Extraction device with endless belts. : en pl
  • CA358126A - Laminated glass manufacturing apparatus : en fr
  • CH184270A - Electric ironing device. : de en
  • CH184311A - Metal object provided with a protective coating. : de en
  • US2041782A - Preparation of secondary amines : en
  • US2042377A - Paving of tennis courts and the like : en
  • CA358161A - Tank car : en fr
  • AT145967B - Projection device. : de en
  • CA358169A - Fastener slider lock : en fr
  • PL23151B1 - Method for producing magnesium oxide from dolomite. : en pl
  • SU46925A1 - Method for separating caffeine from tea production waste : en ru
  • US2042425A - Photoluminescent glass : en
  • SU47257A1 - Single-phase synchronous asynchronous motor : en ru
  • US2042221A - Production of unsaturated esters and products thereof : en
  • CA358172A - Furnace : en fr
  • US2042211A - Protective covering for luggage carriers : en
  • US2041697A - Azo dyes and method for their preparation : en
  • US2042243A - Method and machine for making diagonally corrugated board : en
  • US2042247A - Machine tool : en
  • SU46950A1 - Crosshead for single parallel locomotive machines : en ru
  • SU47123A1 - Metal Button Lock : en ru
  • SU46863A1 - Device for automatic pressure control required for the process in the distillation and distillation apparatus : en ru
  • AT145987B - Switching arrangement for amplifying high or medium frequency oscillations with automatic volume control. : de en
  • CH184342A - Tilt balance. : de en
  • US2042198A - Suction box cover : en
  • CH184347A - Optical device for simultaneous projection of multiple images. : en fr
  • PL23075B1 - Device for airless fuel injection into the working cylinder of internal combustion engines. : en pl
  • SU46949A1 - Rope clamp : en ru
  • SU47231A1 - Firewood disposer : en ru
  • SU46990A1 - Electric switch : en ru
  • US2041692A - Textile process and product : en
  • US2041729A - Oxidized oil for artificial textile materials : en
  • US2042068A - Sifter top : en
  • US2042291A - Process for refining copper alloys : en
  • US2041710A - Sound detecting apparatus : en
  • US2042017A - Decorative corrugated paper : en
  • US2042362A - Window channel : en
  • SU46864A1 - Cooking and bleaching apparatus for yarn and similar materials : en ru
  • SU47007A1 - The method of testing measuring transformers : en ru
  • US2042182A - Oil bath temperature regulator : en
  • US2042411A - Process of decomposing fats or oils into fatty acids and glycerine : en
  • USD99776S - Design for a textile fabric : en
  • CH184492A - Process for the preparation of a carbocyanine dye. : de en
  • DE630470C - Method and device for making skinned fish fillet : de en
  • DE630544C - Device for ventilating closed rooms : de en
  • PL23069B1 - Long-distance teletechnical cable for four-wire work, especially in systems working at carrier frequency. : en pl
  • US2042078A - Pump rod assembly : en
  • CA358171A - Washboard : en fr
  • US2042268A - Advertising sign : en
  • AT145912B - Compressible lubrication pad frame with articulated guide for railcar axle bearings. : de en
  • PL23082B1 - A device for transferring the recoil to the rifle bed. : en pl
  • SU46924A1 - The method of obtaining pyramidone from antipyrine : en ru
  • US2042006A - Apparatus for treating liquids : en
  • USD99768S - Design fob a lamp shade : en
  • AT145906B - Control levers, especially for railway safety systems. : de en
  • CA358130A - Double check valve : en fr
  • CA358135A - Fluid pressure brake : en fr
  • DE630434C - Thin, flexible razor blade with a medium longitudinal slot : de en
  • FR798755A - Contact device for electrical switches, such as for example wave switches : en fr
  • US2041991A - Shoe shaper : en
  • CH184456A - Vacuum or overpressure braking device on vehicles. : de en
  • US2042183A - Indirectly heated heavy duty cathode : en
  • SU47053A1 - Shoe Sole Cleaner : en ru
  • SU47072A1 - Method of stamping rubber soles to canvas and leather shoes : en ru
  • US2042205A - 5-tertiarybutyl-1-mercapto-benzo-thiazole and method of making same : en
  • AT145820B - Process for the manufacture of a dietetic preparation. : de en
  • AT145801B - Bracket for padlocks. : de en
  • AT145841B - Process for the production of products with wrinkled, wrinkled or granular surface properties made of rubber and the like. like : de en
  • AT145886B - Multi-axle trailer vehicle with medium support body. : de en
  • CA358160A - Electric seam welder : en fr
  • CH184504A - Process for the production of a transparent, blue-red lacquer. : de en
  • CH184378A - Internal combustion engine system. : de en
  • CH184273A - Semi-rigid to rigid items of laundry, especially collars. : de en
  • CH184531A - Process for the preparation of a mixture of isomeric acyloctahydrofollicle hormones. : de en
  • CA358089A - Sound reproducing system : en fr
  • US2041702A - Condensation products of high molecular weight polyhydric alcohols and processes for making the same : en
  • US2041889A - Method to from packing rings by crimping a plait of material into helical winds : en
  • US2042196A - Scarifier : en
  • GB447858A - Improvements in or relating to overflow conduits for countercurrent gas and liquid contacting apparatus : en
  • FR798843A - Holder for pharmaceutical ampoules and the like : en fr
  • FR799050A - Device for automatic control of at least one device for stopping the flow of a fluid in an open or closed channel : en fr
  • GB447754A - Improvements in or relating to insulated electrical conductors : en
  • GB448002A - Improvements in or relating to screw drivers, rotary spanners and the like : en
  • AT145931B - Method and device for producing photographic recordings of sound or image streams. : de en
  • AT145956B - Method and apparatus for forming hemstitching. : de en
  • CH184453A - Device on vehicle brakes to influence the brake pressure by hydraulic means. : de en
  • US2041865A - Multiple alloys : en
  • USD99818S - Design for a toy machine gun : en
  • DE630414C - Process for cleaning exhaust gases from internal combustion engines : de en
  • GB448185A - Improvements in or relating to elastic woven fabrics and methods of making them : en
  • CH184328A - Device for reproducing sound-image films, in particular cine films. : de en
  • US2041682A - X-ray equipment for inspection : en
  • GB447852A - Improvements in or relating to vehicle brakes : en
  • DE630514C - Arrangement to avoid the unstable running of three-phase series motors with a simple brush set in the lower speed range : de en
  • AT145844B - Device for making, cooling and freezing whipped cream. : de en
  • CH184529A - Process for the preparation of an acylated mixture of the isomers of the dihydrofollicle hormone. : de en
  • FR798701A - New water soluble disazo dyes and their preparation process : en fr
  • GB447721A - Improvements in apparatus for drafting cotton slivers for the production of spun yarns : en
  • US2041724A - Swivel sign pouring closure : en
  • US2041897A - Fan-heater : en
  • CH184391A - Contact device for electric switch. : en fr
  • CH184414A - Electric discharge tube. : de en
  • DE630545C - Device for sintering or roasting powdered ores : de en
  • US2041846A - Radio receiving system : en
  • FR798936A - Improvements in methods and apparatus for the deposition of metals by cathodic dislocation of an electrode : en fr
  • FR799008A - Improvements to impregnated dielectric materials : en fr
  • GB448011A - Improved circuit arrangements for telephone or like instruments : en
  • DE630420C - Mechanics for keyboard instruments : de en
  • FR798999A - Alumina extraction process : en fr
  • FR798875A - Constant safety device adaptable to all rifles and especially to hunting rifles : en fr
  • FR798771A - Improvements to electric lamps : en fr
  • DE1374965U - : de en
  • GB448176A - Process of treating animal fodder : en
  • FR798810A - Device for the application of paint stains or other liquids for all uses : en fr
  • CH184396A - Method of controlling or amplifying electrical currents. : de en
  • GB447860A - Improved means for marking, or marking and measuring, materials produced in continuous lengths : en
  • GB447926A - Improvements in or relating to rubber compositions and articles composed thereof : en
  • GB447996A - Improvements in or relating to gas governors : en
  • FR798797A - Improvements to electrical devices using static current rectifiers : en fr
  • FR798883A - Auxiliary and compensation device for gasifiers using wood or charcoal gas, usable in particular on motor trucks : en fr
  • FR798938A - Improvements in relays : en fr
  • GB447798A - Improvements in or relating to folding lath shutters for doorways and the like : en
  • GB447820A - Apparatus for the detection of smoke for fire alarm purposes : en
  • FR798973A - Improvements to mechanical calendars : en fr
  • DE630479C - Lighting device for epidiascopes : de en
  • GB447877A - Improvements in or relating to medicinal preparations having a diuretic effect : en
  • DE618485C - Gear pump : de en
  • DE630401C - Highly sensitive quiescent current, working current or changeover relay, in which the moving part of the electrically excited relay is in its working position under the influence of an additional force in the sense of the work to be conducted by the relay : de en
  • GB448015A - Method and means for the reproduction of films : en
  • FR798830A - System allowing the fermentation in a closed vessel of urban waste and its transformation into a usable fertilizer : en fr
  • DE630520C - Mixture control for internal combustion engines : de en
  • CA358095A - Pest combating means : en fr
  • FR799007A - Ignition device for engines : en fr
  • SU47116A1 - Harmonic analysis device : en ru
  • GB447950A - Improvements in or relating to rotors with adjustable blades : en
  • PL23129B1 - A method for producing azo blue dyes as a substance or on a fiber. : en pl
  • SU47228A1 - Drive for endless conveyor : en ru
  • BE415096A - : en fr
  • SU46902A1 - Apparatus for the oxidation of yellow phosphorus to phosphoric anhydride : en ru
  • USD99777S - Design for a textile fabric or : en
  • GB448043A - Improvements in or relating to carrier wave signalling systems : en
  • DE630337C - Device for rapid de-excitation of electrical generators : de en
  • DE630360C - Method for viewing translucent x-ray images : de en
  • FR798989A - Lottery game for fairgrounds or others : en fr
  • PL23079B1 - . / / / ^ / Crest seal. : en pl
  • PL23090B1 - A method of obtaining gases containing sulfur dioxide from gypsum, with the simultaneous production of Portland cement. : en pl
  • SU46992A1 - Device for adjusting the tension of paper in rotary machines : en ru
  • SU47260A1 - Spool Machine for Sewing Machines : en ru
  • US2041786A - Boundary layer control for wings : en
  • US2042271A - Combination flushing and ventilating pipe assembly for water closet bowls : en
  • FR798953A - Gear changes in oil bath and dry clutch : en fr
  • US2041845A - Housing for combined sound and motion-picture projectors : en
  • GB447854A - Improvements relating to electric-time switch devices, particularly for timing x-ray photographic exposures : en
  • SU46880A1 - Folder for bookbinding production : en ru
  • SU47249A1 - Device for adjusting horizontal wind turbines with forcibly rotated blades : en ru
  • US2041855A - Frequency control : en
  • FR798710A - Device preventing the deterioration of the regulator lining the connecting rod heads of explosion engines and others : en fr
  • FR798852A - Improvements to cellulose ester products and their secondary products : en fr
  • PL23071B1 - A method for producing phosphorus fertilizers and an apparatus for carrying out the method. : en pl
  • US2042244A - Gaseous electric discharge lamp : en
  • AT145859B - Device for producing a cigarette rod. : de en
  • DE631453C - Roller drill for rotary deep drilling : de en
  • SU47210A1 - Oil for asphalt concrete mixers : en ru
  • CA358064A - Complex objective for three colour projection : en fr
  • US2041968A - Manufacture of rubber-reenforced waterlaid webs of fiber : en
  • US2042349A - Animal trap : en
  • PL23147B1 - A method of electrolytic production of chromium compounds. : en pl
  • US2041986A - Fish pack and method of packing fish : en
  • AT145793B - Movable blade razor. : de en
  • AT145917B - Jack. : de en
  • US2041907A - Colored cellulose material : en
  • USD99797S - Design for a directional signal : en
  • USD99803S - Design fob a chaise longue frame : en
  • DE630362C - Crank drive : de en
  • SU46920A1 - The method of replacing carbon-bonded hydrogen atom to acetyl (CH3 CO) group : en ru
  • US2042108A - Milk stirring and cooling device : en
  • USRE19985E - Pattern controlled die-sinking : en
  • DE630473C - PROTECTIVE HELMET : de en
  • AT145821B - Link holder. : de en
  • US2041831A - helsel : en
  • FR798970A - New alkylation products and their preparation process : en fr
  • GB447968A - Turbo-compressor for air-cooled aircraft engines : en
  • CA358114A - Game board : en fr
  • FR798840A - Pipe connection : en fr
  • FR799006A - Automatic machine for rolling the free edge of stamped parts and in particular kitchen utensils : en fr
  • FR798772A - Chassis frame for automobiles : en fr
  • FR798872A - Improvements in the manufacture of asbestos and cement pipes and conduits and products thereof : en fr
  • GB447689A - Improvements in or relating to carding flats : en
  • US2042365A - Level and inclinometer : en
  • SU47019A1 - The method of preparation of grated oil and enamel paints : en ru
  • SU47038A1 - Liquid piston rotary scroll compressor : en ru
  • SU47263A1 - Concrete Pipe Forming Machine : en ru
  • US2041859A - Liquid level indicator : en
  • US2041872A - Fluid pressure brake : en
  • SU47181A1 - Ornithopter : en ru
  • DE630412C - Device for the photographic registration of the pointer and counter positions of measuring instruments, in particular counters : de en
  • US2042261A - Gaseous electric discharge device : en
  • CH184250A - Folding armchair. : de en
  • DE630521C - Device for thickening viscous sugar solutions : de en
  • US2041989A - Apparatus for the transportation and working off of spun cakes produced by the centrifuge spinning process : en
  • USRE19983E - Corner holder for pictures or the : en
  • GB447785A - Improvements relating to lid stays and like supporting means for boxes, cabinets and the like : en
  • GB447811A - Improvements in licence holders for vehicles : en
  • CA358144A - Discharge-gap flashover protector : en fr
  • US2042021A - Doorlock : en
  • US2042227A - Sausage casing and method of closing the same : en
  • GB447991A - Improvements in or relating to machines for steaming fabrics : en
  • AT145946B - Skirt transformable into pants. : de en
  • CH184310A - Process for the production of anti-rust agents. : de en
  • GB447718A - Improvements relating to thermostatic control apparatus : en
  • US2041803A - Well pumping unit : en
  • US2041822A - Electrooptical system : en
  • SU47004A1 - Ion frequency organizer : en ru
  • US2042077A - Window glass insulation system : en
  • FR798814A - Method and machine for dewatering textile materials : en fr
  • CH184495A - Process for the preparation of a polymethine compound substituted on the central carbon atom of the polymethine chain. : de en
  • FR798825A - Repeater guns refinements : en fr
  • GB447698A - Improvements in or relating to microphones : en
  • FR798761A - Protective device for shaving or styling : en fr
  • FR798923A - Improvements to steel casing elements for wells and method of manufacturing said elements : en fr
  • GB447799A - Improvements in and relating to foot supporting devices : en
  • GB447925A - Improvements in separable fasteners : en
  • GB447971A - Loudspeaking telephone system : en
  • GB448041A - Improvements in and relating to electric discharge lamps : en
  • US2042042A - Pulverizer : en
  • GB447773A - Manufacture of arsenobenzene-monosulphoxylates : en
  • GB447778A - A process for the production of valuable viscous liquids : en
  • FR798847A - Improvements to doll heads : en fr
  • FR798754A - Method of manufacturing shells for the foundry : en fr
  • GB447956A - Improvements in connection with cooking stoves : en
  • GB447990A - Improvements in variable pitch airscrews : en
  • GB447753A - Improvements in the production of plasters and the like : en
  • SU47001A1 - Test method for multiphase rectifiers : en ru
  • FR799041A - Advanced crusher : en fr
  • GB447883A - Method of generating steam : en
  • GB447800A - Improvements in or relating to the construction of bubbler column units : en
  • DE630345C - Glass melting furnace with pull stove : de en
  • FR798917A - Method for manufacturing lenticular network films by embossing : en fr
  • GB447998A - Improvements in snap fasteners : en
  • FR798781A - Combined explosion and extinguishing device with audible warning device : en fr
  • FR798935A - Improvements to electrical contacts and switches using these improvements : en fr
  • GB447724A - Improvements in cushionings of automobiles or like vehicles : en
  • GB447961A - Improvements in or relating to brush-making machines : en
  • DE630283C - Cabinet door handle : de en
  • DE630331C - Device for hardening needles and small parts : de en
  • DE630405C - Process for the production of serpentine twisted glass tubes : de en
  • CH184537A - Process for the preparation of a mixture of quaternary ammonium compounds. : de en
  • US2042443A - Adjustable supporting pillar or the like : en
  • CH184372A - Gear for converting a speed respectively. a torque. : de en
  • CH184387A - Induction motor with a disc-shaped stator with a ring winding. : de en
  • FR798712A - Improvements to medical or dental electrotherapy devices : en fr
  • FR798717A - Device for step-by-step tuning of devices for high-frequency transmission of information : en fr
  • FR798791A - Improvements to road signs, in particular road signs : en fr
  • PL23132B1 - : en pl
  • CA358075A - Acetaldehyde manufacture : en fr
  • BE415010A - : en fr
  • US2041861A - Engine starter : en
  • US2042022A - Coin wrapper : en
  • US2042027A - Sound on film reproduction : en
  • US2042258A - Universal dividing head quadeant : en
  • USD99812S - Design fob a bathing cap : en
  • PL23085B1 - The method of producing cement moldings. : en pl
  • CH184407A - Burners on gas-heated devices. : de en
  • AT145943B - Coupling device with an electric motor drive, in particular for cinema sets. : de en
  • SU47217A1 - The method of casting stone and slag products : en ru
  • CH184299A - Process for the preparation of 3-methoxy-4-oxybenzaldehyde. : de en
  • CH184327A - Method and device for drying sheets printed in a reproduction device. : de en
  • GB447779A - Improvements in or relating to the manufacture of cigarettes with filter tips : en
  • DE630399C - Protective circuit to avoid overvoltages when switching off inductive resistors in electrical circuits with single-pole earthing : de en
  • DK51692C - Apparatus for automatic supply of goods to be baked for Tunnel ovens. : da en
  • SU47023A1 - The method of obtaining artificial drying oil : en ru
  • US2041797A - Time switch : en
  • US2042135A - Shipping case : en
  • US2042340A - Flyer for spinning machines : en
  • USD99780S - Design for a radiant heater : en
  • US2042280A - Movement checking mechanism : en
  • DE630413C - Collar button, the shaft of which ends in a curved button head : de en
  • FR798988A - High voltage capacitor : en fr
  • SU46984A1 - Oil circuit breaker : en ru
  • SU47154A1 - Brass Electrolytic Coating Method : en ru
  • SU47266A1 - Drive for mobile cuts with gears with oblique teeth : en ru
  • US2041775A - Snap acting device : en
  • CH184294A - Process for the extraction of heavy water. : de en
  • US2041762A - Interlock for meter casings : en
  • US2042318A - Cutting device : en
  • SU46942A1 - Wood-burning stove for heating metals : en ru
  • US2042442A - Scarp : en
  • US2042193A - Stone picker : en
  • US2042103A - Apparatus for heating and agitating wells : en
  • CA358202A - Hat mould : en fr
  • CH184289A - Process for the production of coffee substitutes from grain. : de en
  • CH184471A - Process for the production of granular calcium cyanamide. : de en
  • CH184436A - Tuning set for radio sets. : de en
  • CH184210A - Sprinkler. : de en
  • US2041900A - Starter mechanism : en
  • US2042281A - Comparative colorimeter : en
  • US2042296A - Insecticide : en
  • SU47208A1 - Play with m : en ru
  • AT145904B - Steering device on trailer vehicles. : de en
  • CA358079A - Aliphatic compound manufacture : en fr
  • DE630561C - Sealing of a tubeless pneumatic tire : de en
  • SU47139A1 - Internal combustion engine with two oppositely moving pistons in one cylinder and with continuous blowdown : en ru
  • US2041688A - Airplane construction : en
  • US2041999A - Oil return system for deep well turbine pumps : en
  • US2042320A - Antenna : en
  • AU204936A - Method of forming hollow glassware : en
  • DE630298C - Easily detachable connection of cladding panels on aircraft : de en
  • DE630480C - Self-seller with a coin plate arranged over a rotating drum : de en
  • GB447678A - An improved cutting appliance for bread, cake and like articles : en
  • US2042446A - Bottle packing method and means : en
  • SU47140A1 - Solar boiler : en ru
  • PL23056B1 - The method of producing azo dyes. : en pl
  • DE630340C - Process for the preparation of anthraquinone derivatives : de en
  • DE630541C - Optical location and speed display device : de en
  • SU47047A1 - Receiving machine for a ribbon of sheet glass formed when glass mass is discharged through a horizontal slot in the side wall of the bathtub of the furnace : en ru
  • CH184238A - Pipe interrupter for aeration of the clean water line to prevent impure liquids from being sucked back into the clean water line from appliances. : de en
  • DE630321C - Process for the preparation of anhydrous ethyl alcohol : de en
  • DE630365C - Chord gripping device for musical instruments : de en
  • AT145949B - Footwear, in particular for gymnastics and bathing purposes. : de en
  • CH184298A - Process for at least partial dehydration of organic carboxylic acids. : de en
  • GB447733A - Improvements in and relating to power driven vehicles : en
  • FR798745A - Heating body and method for its preparation : en fr
  • AT145899B - Triggering of the switching block and the block lock in railway safety systems by means of the block inductor in connection with an automatic relay. : de en
  • CH184535A - Process for the preparation of a quaternary ammonium compound. : de en
  • FR798828A - Improvement brought to the clamp as a means of fixing formwork vibrators used in construction : en fr
  • US2042052A - Process for treating mineral oils : en
  • AT145862B - Method of manufacturing bearings. : de en
  • CA358113A - Exercising device : en fr
  • CH184360A - Process for impregnating wood in sap. : de en
  • US2042322A - Welding machine : en
  • DE630268C - Gripper with two pressure fingers for gripping the winding material in a winding machine for carbon dolls galvanic elements or the like. : de en
  • CH184484A - Process for the preparation of an azo dye. : de en
  • FR798893A - Power switch : en fr
  • AT145997B - Connection piece for multiple pipes. : de en
  • SU47055A1 - Desk : en ru
  • SU47102A1 - Temperature control device : en ru
  • FR798866A - Folding float with articulated rigid frame : en fr
  • US2041977A - Calculating machine : en
  • US2042117A - Process for making indiumcontaining glass : en
  • US2042163A - Typewriting machine : en
  • CH184536A - Process for the preparation of a quaternary ammonium compound. : de en
  • CH184377A - High-speed, superheated steam piston engine. : de en
  • AT145850B - Process for the production of tanning images. : de en
  • PL23053B1 - A method of preserving anti-knock agents in the engine. : en pl
  • FR798908A - Improvements to yarn unwinders and in particular to knitting machines : en fr
  • GB447891A - Improvements in the manufacture of heat exchangers : en
  • AT145838B - Process for the production of matured alkali cellulose from sulfite pulp. : de en
  • CA358138A - Electrical apparatus : en fr
  • US2041932A - Sealed carton : en
  • US2042187A - Network distribution system : en
  • BE415064A - Improvement in vehicle control mode : en fr
  • GB447781A - Improvements relating to motor vehicle seats : en
  • PL23118B1 - Electrolyte for electric batteries. : en pl
  • SU47119A1 - Acceleration measurement device : en ru
  • SU47135A1 - Grain Fumigation Device : en ru
  • FR799001A - Distillation column : en fr
  • GB447748A - Improvements relating to sensitive photographic elements : en
  • FR799003A - Improvements to motor vehicle seats : en fr
  • GB447957A - Improvements in and relating to exhausting and gas filling machines for electric lamp bulbs and similar receptacles : en
  • US2042126A - Electric incandescent lamp : en
  • US2042263A - Clamp : en
  • DE626394C - Process for the production of workpieces of great hardness, such as cutting tools or wear-resistant tools : de en
  • PL23086B1 - Kitchen table. : en pl
  • US2041823A - Mop : en
  • US2042408A - Expansion joint : en
  • US2042431A - Motor vehicle : en
  • FR798724A - Police plaques and advertising signs : en fr
  • GB447709A - Straight-bar knitting machine : en
  • SU47146A1 - Belt pulley : en ru
  • GB447964A - Machine for shaping and wrapping prismatic pieces of ice cream and the like in paper and the like : en
  • CH184319A - Fine filter system for drinking water. : de en
  • US2041934A - Spindle bearing : en
  • US2041975A - Combined eyeglass pad and support : en
  • US2042379A - Metalworking apparatus : en
  • SU47014A1 - The method of applying thin layers of silver : en ru
  • FR799005A - Automatic edge trimming machine for stamped parts and in particular kitchen utensils : en fr
  • GB447807A - Improvements in or relating to voltage regulating devices : en
  • GB447921A - Improvements in and relating to machines for rolling rubber coagulum : en
  • FR798972A - Process for manufacturing annular fittings for firearms, such as grenadiers, mouthpieces and nasturtiums : en fr
  • FR799044A - Process for the precipitation and recovery of substances in aqueous solutions : en fr
  • SU46975A1 - A device for converting a sinusoidal emf into an approximately rectangular : en ru
  • SU47068A1 - Device for moving buildings : en ru
  • DE630465C - Auxiliary device on tensioning clamps for electrical lines : de en
  • DE630502C - Method and device for closing tunnel openings in dams by means of a lowerable emergency seal : de en
  • GB447701A - Improvements relating to casement stays and the like : en
  • GB447894A - Improvements in laboratory apparatus for use in distilling or evaporating operations : en
  • GB447884A - Improvements in ingot charging devices for metal extrusion presses : en
  • GB447768A - Method for the production of an insulating material for cables, gas-pipes and water-pipes and the like : en
  • GB447792A - Method for the production of substituted benzyl carbinamines and product thereof : en
  • SU46940A1 - The method of obtaining nitrogen-containing complex and concentrated fertilizers : en ru
  • FR798894A - Boxed cinematographic device : en fr
  • FR799015A - Improvements to devices for the commercial display of pens, mechanical pencils and similar articles : en fr
  • DE630536C - Electric high pressure metal halide lamp : de en
  • FR798986A - Adjustable acoustics device for broadcasters and in particular for radio broadcasters : en fr
  • GB447813A - Improvements in and relating to methods and apparatus for detecting the presence of foreign solid, liquid and gaseous materials in gases : en
  • GB448037A - Improvements in or relating to electric wiring systems : en
  • FR798995A - Piston machines, in particular pump for pumping viscous or pasty products : en fr
  • GB447850A - Method of controlling the temperature in a closed vessel : en
  • DE630324C - Equipment consisting of loose-leaf book with leaves arranged between two clamping rails that can be lifted off from one another and a support frame that enables the book to be expanded : de en
  • US2042403A - Needle threader : en
  • FR798718A - Improvements to door frames : en fr
  • FR799032A - Crampons for the assembly of slats or boards used to make packing boxes : en fr
  • GB447960A - Improvements in means for elevating and training machine guns and similar fire-arms : en
  • FR798711A - Mechanical excavator for narrow underground : en fr
  • CA358176A - Marksmanship practicing means : en fr
  • CH184271A - Clothes dryer on a central heating radiator. : de en
  • DE630547C - microscope : de en
  • CA358084A - Olefine hydration product : en fr
  • CH184268A - Process for increasing the capillary activity of mercerizing liquors. : de en
  • AT145947B - Adjustment device for the partial objectives of projection apparatus. : de en
  • BE415132A - : en
  • CA358109A - Concrete article production : en fr
  • SU47239A1 - Tick : en ru
  • US2041815A - Heating system : en
  • US2041887A - Soap chip dispenser : en
  • US2042020A - Amperage flow controlling device : en
  • US2042051A - Process for purifying hydrocarbon oils : en
  • US2041820A - Production of esters : en
  • US2042111A - Brake circuit checking device : en
  • SU46894A1 - The method of storage and transportation of pyrites in the wintertime : en ru
  • US2042072A - Screening apparatus : en
  • US2041772A - Adjustable table : en
  • DE630419C - Automatic machine for double bead welding of metallic workpieces : de en
  • DE630499C - Driving chain drive for endless conveyor trains : de en
  • FR798941A - Novel capillary-active carboxylic acids containing isocyclic nuclear systems and method of preparing these acids : en fr
  • PL23097B1 - Centrifugal friction clutch, especially for coupling an internal combustion engine to a compressor. : en pl
  • SU46968A1 - Device for starting electric carts : en ru
  • US2042231A - Torsion testing mechanism : en
  • USD99778S - Design fob a burial vault : en
  • DE630354C - Cooking equipment for living kitchens u. like : de en
  • SU46906A1 - Ammonia Oxidizer : en ru
  • SU47061A1 - Tal with a view to Gall : en ru
  • DE630299C - Aircraft wheel brake : de en
  • DE630469C - Stew pan : de en
  • DE630278C - Paint to protect against rust formation : de en
  • DE630377C - Circuit diagram with different colored stripes for the lines : de en
  • DE630512C - Device for achieving a linear dependence of the DC voltage supplied by rectifiers with controlled discharge paths on the adjustment of the actuating element of the control : de en
  • DK51670C - Method of Preparation of Acetoacetanilide. : da en
  • FR798725A - Wall made of bricks, concrete blocks, etc. : en fr
  • FR798785A - Device for remote control of a flush valve, by opening or closing a door : en fr
  • AT145857B - Impact shredder. : de en
  • AT145972B - Device for reading angles. : de en
  • US2042082A - Air cushion horse collar : en
  • AT145937B - Process for making metal casts. : de en
  • CH184263A - Thread guide drive for spinning, twisting and other textile machines. : de en
  • CH184383A - Process for compressing the refrigerant vapor in refrigerating machines and refrigerating machines for carrying out the process. : de en
  • CH184244A - Electric stove with a solid fuel firing point. : de en
  • CH184373A - Gear transmission for stepless gear change. : de en
  • PL23076B1 - The method of de-acidifying milk, milk products and similar liquids is by means of an electric current and an apparatus for carrying out the method. : en pl
  • SU46928A1 - The method of obtaining phenol-aldehyde resin : en ru
  • SU46995A1 - Device for differential protection of a dual busbar system against earth faults : en ru
  • DE630359C - Device for the right-angled or almost right-angled deflection of a polarized bundle of rays : de en
  • CH184389A - Method for establishing the junction of electrical conductors formed by hollow cords, and junction established according to this method. : en fr
  • CH184513A - Process for the production of a transparent, orange lacquer. : de en
  • DE630542C - Mobile axle jack : de en
  • CH184499A - Process for the production of a transparent, violet-red lacquer. : de en
  • AT145830B - Process and device for refining rubber products. : de en
  • CH184254A - Kitchen sieve, in particular for hotel and institutional kitchens. : de en
  • CH184409A - Device for attaching headlight bulbs in headlight mirrors. : de en
  • CH184538A - Process for the preparation of a mixture of quaternary ammonium compounds. : de en
  • SU47241A1 - Buoyant underwater device with a grab for dredging from the bottom of the sea : en ru
  • US2041835A - Plastic packing composition : en
  • CA358155A - Cork improving process : en fr
  • CH184515A - Process for the production of a transparent, green paint. : de en
  • DE630493C - A pivoting of the wing around a vertical as well as a horizontal axis allowing fittings for windows, shutters, furniture doors and the like. like : de en
  • FR798726A - Improvements to pneumatic monitoring devices for machines working with threads, yarns or the like, in particular of textile materials : en fr
  • GB447796A - Improvements in woodworking machines : en
  • DE630341C - Underneath the wind grate : de en
  • FR798813A - Decanter for heavy liquid fuels : en fr
  • US2042352A - Safety device for truck trailers : en
  • USRE19989E - swift : en
  • US2041964A - Telephone system : en
  • US2042149A - Knitted fabric and hosiery produced therefrom : en
  • US2042092A - Fluid pressure brake : en
  • USD99785S - Design for a slipper : en
  • US2042040A - Sight line horizon determining means : en
  • CA358105A - Absorption refrigerating machine : en fr
  • DE630568C - Spraying process for paints, varnishes or similar means for surface treatment : de en
  • AT145894B - Towing system for skiers and pedestrians. : de en
  • CA358199A - Motor vehicle driving mechanism : en fr
  • SU46951A1 - Pneumatic sandbox : en ru
  • SU46998A1 - Device for overload protection of electrical machines : en ru
  • US2041930A - Baking oven : en
  • US2042147A - Electric discharge device : en
  • USD99771S - Design for a knitted pile fabric : en
  • SU47127A1 - Machine for planting beet and similar landings : en ru
  • CA358111A - Complex synthetic resin : en fr
  • CH184217A - Set of elements for the production of scaffolding, skeleton structures, frames for shop window displays, play building structures, etc. : de en
  • US2041711A - Apparatus for cleaning fabrics : en
  • US2042071A - Hydraulic turbine : en
  • US2042202A - Automobile control device : en
  • PL23113B3 - The device for generating the propelling force by means of liquid air, working in a closed circular cycle. : en pl
  • SU46852A1 - A method of manufacturing lacquered electrically insulating fabric : en ru
  • SU47158A1 - The method of frying potatoes and pikeperch in deep fat : en ru
  • SU46881A1 - Heater : en ru
  • US2041748A - Electric circuit controlling mechanism : en
  • US2042096A - Heat insulation material and process of making same : en
  • CA358066A - Refrigerating apparatus : en fr
  • CH184228A - Method and device for the production of concrete coverings, in particular for roads. : de en
  • AT145903B - Towing and truck with three or more driving axles. : de en
  • CA358195A - Window : en fr
  • DK51688C - Procedure for the manufacture of refractory products of magnesium orthosilicate-rich natural products, in particular olivine rock species. : da en
  • GB447893A - Improvements in or relating to motor compressor units or superchargers for supplying a combustible mixture to burners or internal combustion engines : en
  • CH184545A - Control valve for air brakes. : de en
  • US2041893A - Freewheel hub with coaster brake and brake-locking device : en
  • US2042037A - Tilting ladle : en
  • US2042302A - Radio relaying system : en
  • PL23100B1 - Furnace for the production of gas and coke. : en pl
  • SU46983A1 - The method of winding bakelite and similar pipes of various shapes of cross section : en ru
  • US2041876A - Track working machine : en
  • PL23068B1 - A method of producing thin-walled bulbs for electric bulbs. : en pl
  • US2041806A - Cutter : en
  • PL23050B1 - Connection pattern in automatic telephone devices. : en pl
  • US2042367A - Nonrefillable bottle : en
  • SU47188A1 - Wood stopper for bottle capping : en ru
  • SU46970A1 - Device for automatic control of compound traction motors : en ru
  • SU47089A1 - Method and apparatus for mass checking tooth thickness of spur gears : en ru
  • CA358184A - Ice bunker : en fr
  • CH184224A - Multi-walled chimney with attachment, for residential buildings. : de en
  • CH184382A - Compressor arranged in a closed housing for gaseous media, especially for refrigeration purposes. : de en
  • CH184426A - Method for the preparation of dihydrodeoxymorphine D. : de en
  • DE630381C - Bulldozer with a spoon guided on the boom : de en
  • CA358117A - Hydraulic piston : en fr
  • CH184222A - Floor. : de en
  • DE630358C - Device for measuring the diameter of rotating workpieces : de en
  • DE630319C - Heavy oil burner : de en
  • GB447869A - Improvements in or relating to phonograph reproducers : en
  • CH184503A - Process for the production of a transparent, yellow lacquer. : de en
  • AT145759B - Device for image transmission by means of a cathode ray tube. : de en
  • US2041905A - Impact implement : en
  • US2042316A - Electric signal : en
  • US2041805A - Manufacture of coat hangers : en
  • CH184461A - Bicycle pedal. : de en
  • AT145976B - Device for setting the selectivity of radio sets. : de en
  • AT145989B - Device with electric discharge tube for very high frequencies. : de en
  • SU47229A1 - Cargo bad : en ru
  • CH184450A - Packaging can. : de en
  • AT145890B - Stand-by sleeve for respiratory masks. : de en
  • BE414773A - : en fr
  • CH184533A - Process for the preparation of a cyclic amine. : de en
  • FR799031A - Industrial product consisting of a strap which, by assembly with other similar straps, allows the production of walls whose visible surface is, alone, varnished : en fr
  • AT145913B - Crude oil firing with inevitable oil supply to the atomizing burner. : de en
  • PL23051B1 - A method of producing stable solutions of fat-soluble vitamins. : en pl
  • FR798795A - Treatment of woods used in musical instruments and resulting products : en fr
  • PL23099B1 - A button with a hair ring stiffening it. : en pl
  • PL23087B1 - Firn thread and the method of their production. : en pl
  • USD99793S - Design for a flashlight : en
  • US2041851A - Azo dyestuffs and their production : en
  • USD99786S - Design fob a lighter : en
  • CH184379A - Fuel injection device for injection internal combustion engines for airless injection, with an injection nozzle cooled by means of a coolant on a housing with a fuel needle valve which is opened by the fuel pressure. : de en
  • CH184510A - Process for the production of a transparent lacquer. : de en
  • FR798758A - Improvement in projection devices for sound cinematography : en fr
  • FR799009A - Tilting door : en fr
  • DE630284C - Counterweight arrangement on floating cranes : de en
  • PL23067B1 - A device for heating or cooling and ventilating closed spaces, especially vehicles. : en pl
  • AT145883B - Drive unit consisting of a motor, gearbox and driving axle, in particular for motor vehicles with rear engine or front wheel drive. : de en
  • CH184293A - Manufacturing process of borides. : en fr
  • USD99789S - Design for a blouse : en
  • DK51693C - Glasses to protect the eyes from the dazzling effects of the sun and other light sources. : da en
  • DE630548C - Strain gauge : de en
  • SU47262A1 - Bicycle wheel with free wheeling : en ru
  • FR798956A - Improvements in the surface treatment of aluminum and aluminum alloys : en fr
  • FR798873A - Automatic throttle limiter for compressor aircraft engines : en fr
  • PL23072B1 - An electric lead battery and a method of making such batteries. : en pl
  • SU46860A1 - Apparatus for removing husks from congestion in alcohol production : en ru
  • AT145855B - Drum mill. : de en
  • CH184376A - Impeller for high-speed centrifugal machines. : de en
  • CH184544A - Rifle. : de en
  • BE415149A - Connection terminal for electrical conductors : en fr
  • FR799049A - Improvements to pouring devices for teapots, coffee makers, jugs and the like : en fr
  • US2041850A - Detachable hinge : en
  • SU46865A1 - Method and device for turning inside products of leather, cloth, paper, etc. : en ru
  • SU47035A1 - Vertical gas stove : en ru
  • SU47150A1 - Device for automatic shutter of the pipeline when it breaks : en ru
  • US2041730A - Printing mechanism : en
  • US2042152A - Swimming device : en
  • US2042186A - Valve construction : en
  • DE630424C - Toothed roller, especially for drive wheels of caterpillar vehicles : de en
  • DE630530C - Carrying device for single cable cars : de en
  • FR798734A - Oil-based insecticidal compositions : en fr
  • AT145832B - Process for the production of patterned tapes with a strip-like pattern. : de en
  • FR798833A - Improvements in the manufacture of artificial materials : en fr
  • CH184340A - Sliding valve for gas meter. : de en
  • CH184242A - Combustion process and apparatus for its realization. : en fr
  • GB447827A - Improved manufacture of electrodes for electrolytic processes : en
  • USD99822S - Design for a stock quotation board : en
  • USD99826S - Design for a service station : en
  • US2042143A - Enveloe for electric discharge devices : en
  • SU46907A1 - Furnace for calcining potash : en ru
  • SU47226A1 - Device for supplying bricks to the wall of a building : en ru
  • US2041722A - Engine starting apparatus : en
  • SU47160A1 - Machine for producing blank strips for making waterproof boxes : en ru
  • US2041948A - Clutch : en
  • US2042229A - Detachable union : en
  • SU47131A1 - Funnel for transfusing milk and other foaming liquids : en ru
  • SU47060A1 - Device for preventing a gantry foot or the like from running : en ru
  • AT145948B - Mannequin. : de en
  • GB448503A - Improvements relating to cradles : en
  • SU47100A1 - Stroboscope for the study of vocal apparatus : en ru
  • US2042208A - Dynamo-electric machine : en
  • AT145970B - Shortwave tube. : de en
  • DE630273C - Tiltable headlight with a high-performance arc lamp : de en
  • SU46887A1 - Apparatus for catalytic reactions under pressure : en ru
  • US2042162A - Gaseous electric discharge device : en
  • CA358157A - Valve for milking machines : en fr
  • CH184452A - Coal container with facility for filling coal into coal boilers. : de en
  • SU47145A1 - Pulley for circular grinding machine type "Fortune" : en ru
  • US2042009A - Electrical testing apparatus : en
  • US2042137A - Wrench : en
  • DE630466C - Cottonsock : de en
  • US2041779A - Flue cleaning device : en
  • US2041871A - Sulphonated dyestuff and process of making same : en
  • GB447840A - Improvements in or relating to gas heated warming devices of the multi-tubular type : en
  • PL23146B1 - ~ KU3_x, io. A flexible clip used in men's clothes. : en pl
  • FR798722A - Process for the preparation of lubricating oils : en fr
  • AT145757B - Arc lamp for irradiation purposes. : de en
  • US2042254A - Pulverizer : en
  • US2042341A - Juice extractor : en
  • USD99836S - Design for a radiant heater : en
  • US2041902A - Switch operating mechanism : en
  • FR798788A - Improvements to automatic or semi-automatic telephone systems : en fr
  • FR798977A - Wood gas purification process and purifier for the implementation of this process : en fr
  • GB447766A - Improvements in carburetting apparatus for use with burners and internal combustion engines : en
  • US2041885A - Method of dewaxing mineral oils : en
  • FR798882A - Brush with continuous feed for the application of all paints and varnishes, in particular to pass the red on the malons : en fr
  • FR798759A - Unsinkable clothing : en fr
  • GB448003A - Improvements in the decorating of hard surfaces : en
  • FR798780A - Device and apparatus allowing the use of door closers on doors fitted with electric strikes : en fr
  • SU47207A1 - Embroidery paper binding machine : en ru
  • PL23145B1 - pipes and rods. : en pl
  • SU47078A1 - The method of preparation of plastics : en ru
  • US2041995A - Mounting for signaling devices and the like : en
  • CA358071A - Garment supporter : en fr
  • SU46874A1 - The method of direct heating of wood in charcoal tunnel type furnaces : en ru
  • SU46939A1 - Locking device for the typewriter : en ru
  • US2042273A - Scraping tool : en
  • USD99816S - Design for a combined smoking set : en
  • USD99838S - Design for a vending machine slug : en
  • FR798925A - Discharge bottom with conductive surfaces for ladles of metal in liquid state : en fr
  • US2041936A - Vehicle chassis : en
  • GB447826A - Improvements in or relating to chair seats : en
  • AT145771B - Lighting device for sewing machines. : de en
  • DE630468C - Blow containers on sand blow molding machines : de en
  • US2041980A - Brake : en
  • US2042129A - Car truck bolster : en
  • US2042192A - Garment for boys : en
  • SU47017A1 - Method of making metal electrode coating for arc welding : en ru
  • FR798742A - Film or film camera on reels with device for taking a series of pictures and photoelectric exposure meter : en fr
  • FR798943A - Printing numbering device : en fr
  • GB448035A - Improvements in and relating to travelling bakers' ovens : en
  • US2042054A - Process for sweetening hydrocarbon oil : en
  • US2042351A - Indicator : en
  • BE415160A - Preparation of new basic ethers-salts : en fr
  • CH184255A - Emulsor, in particular for use in households and pastry shops. : de en
  • CH184281A - Control tap built into the skimmed milk line of a milk spinner with a discharge device for the skimmed milk. : de en
  • DE630425C - In the housing of a fluid coupling accommodated and connected to this epicyclic gear change gear, especially for motor vehicles : de en
  • FR798792A - Removable barrier for road signs : en fr
  • DE630485C - Floatless carburetor : de en
  • GB447895A - Improvements in and relating to fluid-flow meters and the like : en
  • DK51687C - Procedure for tanning fish skins. : da en
  • AT145975B - Process for the preparation of non-agglutinating suspensions of animal tissue cells. : de en
  • FR798765A - Typewriter Keys : en fr
  • PL23094B1 - Garbage truck. : en pl
  • SU46922A1 - The method of producing styrene : en ru
  • US2041922A - Fluid flow control system : en
  • DE630326C - Process for the preparation of double compounds of calcium or strontium with theobromine or theophylline and an organic acid : de en
  • US2042090A - Cable clamp : en
  • US2042094A - Warning device for brakes : en
  • PL23093B1 - The method of isolating ammonium salts from their mixtures with other salts. : en pl
  • US2041689A - Dust remover for drills and the like : en
  • PL23120B1 - A method of roasting sulfide ores and metallurgical products, and an apparatus for carrying out the method. : en pl
  • SU47246A1 - Device for automatic changing spools on weaving machines : en ru
  • US2041759A - Broach : en
  • FR798983A - Improvements to electric cables : en fr
  • GB447967A - Improvements in arrangements for cooling glass electric discharge devices : en
  • SU47177A1 - Mother's metallized balloon : en ru
  • FR798806A - Rotary connection device, applicable to electrical devices : en fr
  • GB447859A - Improvements in and relating to refrigerating machines : en
  • GB448034A - Improvements relating to adjustable seats : en
  • FR798766A - Ladies underwear : en fr
  • US2041749A - Grese gun rack : en
  • US2041808A - Silicon carbide refractory : en
  • FR798877A - Improvements in the construction of devices for vacuum cleaning : en fr
  • FR798911A - Colorant mixtures : en fr
  • FR798996A - Piston machine comprising a butt head : en fr
  • PL23109B1 - : en pl
  • USD99782S - Design fob a radiant heater : en
  • DE630307C - Inlet and outlet lines connected to a centrifugal drum in an airtight manner by means of a sleeve seal or the like : de en
  • GB448183A - Process for the manufacture of physiologically active derivatives of cyclopentano-phenanthrol : en
  • FR798846A - Support for deformable tubes containing pasty or liquid materials : en fr
  • FR798897A - Phonograph records and method of making them : en fr
  • GB447846A - Improvements in and relating to moving-coil loud speakers : en
  • DE630305C - Method for wrapping round objects such as oranges and the like. Like. As well as device for practicing the method : de en
  • US2041891A - Package sealing apparatus : en
  • SU46883A1 - Method for cleaning contaminated liquids : en ru
  • SU46980A1 - Protective sheath for electrical cables : en ru
  • US2041862A - Safety system for pipe lines : en
  • US2041898A - Size controlling mechanism for boring machines and the like : en
  • US2041951A - Modulating system : en
  • DE630458C - Device for hardening gears with twisted teeth : de en
  • SU47033A1 - Slit nozzle : en ru
  • DE630328C - Process for the preparation of aromatic N-nitramines : de en
  • DE630453C - Filters for separating dust from air or gases : de en
  • FR798910A - Batteries with direct or indirect air depolarization : en fr
  • US2041706A - Gaseous fuel burner : en
  • US2041813A - Method for aging lime putty : en
  • FR798741A - Film or film camera on reels in combination with a photoelectric light meter : en fr
  • FR798802A - Cylindrical rose compass called : en fr
  • GB447882A - Improvements in and relating to apparatus for hair waving or curling : en
  • DE630478C - Microscope slide : de en
  • GB447831A - Improvements in or relating to typographical slug casting machines : en
  • GB447727A - Improvements relating to braking apparatus for railway and other vehicles : en
  • GB447787A - Improvements relating to control valves for fire extinguishing installations : en
  • DE630558C - Relieved gear pump or motor : de en
  • FR799020A - Pepper, salt, sugar, coffee and similar mill : en fr
  • PL23096B1 - Running wheel. : en pl
  • US2041698A - Azo dyes and method for their preparation : en
  • US2041795A - Aircraft : en
  • US2042168A - Synchronizing clutch : en
  • GB447992A - Improvements in signs such as traffic control signs : en
  • US2042252A - Beach chair : en
  • DK51679C - Electrical Central System. : da en
  • FR799019A - Product resulting from the roasting of pome fruits and method of manufacture : en fr
  • US2041726A - Fluid controlled switch : en
  • US2042439A - Storage and dispensing apparatus for liquefied gases : en
  • GB447892A - Improvements in means for fastening railway rail chairs to sleepers : en
  • GB447980A - Improvements in water purification : en
  • GB448184A - Improvements in perforated rubber sheeting and in the production thereof and in articles made therefrom : en
  • FR799030A - Industrial product consisting of a wall made of rattan cane strands : en fr
  • GB448007A - Improvements in or relating to thermal insulation and process of making the same : en
  • FR798850A - Photographic press frame : en fr
  • FR798992A - Cathodic oscillograph : en fr
  • US2042380A - Radiator repair and test apparatus : en
  • FR798913A - Mobile ceiling wine tank : en fr
  • FR798994A - Flexible door panel : en fr
  • GB448028A - Improvements in or relating to the distillation and carbonisation of coal-oil mixtures : en
  • DK51680C - Device for Saving Calendars. : da en
  • DE630556C - Upright pipe preheater, especially for heating lye for pulp boiling : de en
  • DK51682C - Method and Apparatus for the Production of a Feed of Soybeans. : da en
  • US2041705A - Amino derivatives of o-nitro-phenyllactic and thiolactic acids : en
  • US2041869A - Apparatus for testing pharmaceutical tablets : en
  • AT145803B - Device for automatic or semi-automatic control of the air supply in fan shaft furnaces. : de en
  • FR798888A - Method and device for obtaining photographic and cinematographic images in relief by means of a single cliché : en fr
  • FR798934A - New detection system by electronic servo valve : en fr
  • GB447788A - A new or improved roller varnishing machine : en
  • DE630431C - Lock, which can be opened by a key with links equipped with bars and adjustable on a core : de en
  • GB447804A - Improvements in or relating to electro-magnetic sound recording and/or reproducing machines : en
  • GB448107A - Process for the recovery of aluminium compounds : en
  • FR798912A - Process for the preparatory heating of carbonaceous materials : en fr
  • DE630452C - Process for separating suspended particles from gases or vapors : de en
  • DE630508C - Lever tensioning device for contact lines : de en
  • FR798835A - Improvements in the saponification of materials consisting of or containing organic esters of cellulose : en fr
  • GB448000A - Improvements in or relating to the manufacture of cigarettes : en
  • DK51694C - Drawer furniture. : da en
  • FR799038A - Device for supporting the connecting rod of a mower : en fr
  • CH184241A - Process for operating coal firing systems with automatic fuel loading and coal firing. : de en
  • CH184518A - Process for the production of a transparent, violet lacquer. : de en
  • SU46872A1 - Combined Regenerative Coke Furnace : en ru
  • SU47142A1 - Ring key : en ru
  • CA358134A - Brake shoe clearance adjuster : en fr
  • GB447835A - Improvements in or relating to folding chairs : en
  • GB447911A - Improvements in the manufacture and production of azo dyestuffs : en
  • US2041690A - Pneumaticl drill : en
  • DE630528C - Heat exchange pipe provided with longitudinal ribs : de en
  • AT145839B - Road surface and process for its manufacture. : de en
  • SU46955A1 - Self-loading wagon : en ru
  • US2042029A - Rail wiper : en
  • DE630390C - Air defense facility : de en
  • DK51671C - Procedure for Treatment of Textile Materials. : da en
  • US2041720A - Bailer : en
  • US2042270A - Toy parachute device : en
  • US2042381A - Hand spooling apparatus : en
  • GB448108A - A new or improved machine for treating printing plates : en
  • US2042026A - Lock construction : en
  • GB447939A - Improvements in face paints : en
  • FR798834A - Improvements in the treatment or manufacture of materials based on cellulose esters : en fr
  • DE630258C - Gas safety tap : de en
  • DE630505C - Disc roller grate : de en
  • DE630450C - Device for evaporation of liquids : de en
  • AT145979B - Device for the simultaneous mechanical calculation of the effect of the topography on the gradients and the curvature values of gravity. : de en
  • FR798740A - Photoelectric light meter : en fr
  • DE630347C - Hair curling device with internal and external heating : de en
  • GB447908A - Improvements in internal combustion engines of the liquid-fuel injection compression-ignition type : en
  • DE630415C - Compound crankshaft : de en
  • FR798706A - Bagging device : en fr
  • GB447962A - Improvements in or relating to light valves : en
  • US2041921A - Adjustable mechanism for oscillating electric fans : en
  • FR798984A - Improvements to discharge tubes : en fr
  • FR799012A - Bathing trunks or for other uses : en fr
  • GB447703A - Improvements relating to trailable point operating mechanism for railways and the like : en
  • US2042195A - Electric discharge device : en
  • DE630454C - Process for the electrolytic reduction of monosaccharides : de en
  • CH184395A - Cathode ray tube. : de en
  • DE630550C - Device for operating internal combustion engines : de en
  • CA358086A - Spark arrester : en fr
  • FR798774A - Crossword search game : en fr
  • FR798909A - Improvements in suspension systems for road vehicles : en fr
  • FR799014A - Arrangement of the lighting or starting dynamo, in particular in motor vehicles : en fr
  • CH184302A - Process for the preparation of N-vinyl carbazole. : de en
  • CH184475A - Process for the preparation of a 3-aminoquinoline. : de en
  • SU47117A1 - Counting device : en ru
  • CH184470A - A preparation of dyes that is suitable for textile printing and is printed in a reduced state. : de en
  • US2041746A - Manufacture of aliphatic anhydrides : en
  • US2042132A - Pipe joint : en
  • AT145858B - Double cone crusher. : de en
  • AT145882B - Oil delivery rod for the lubrication of axle bearings, in particular for rail vehicles. : de en
  • GB447999A - Improvements in or relating to vapour electric converters : en
  • GB448004A - Improvements relating to sliding bolts for securing doors, windows and the like : en
  • CA358154A - Sleeve valve engine : en fr
  • DE630335C - Device for stripping hoarfrost u. Like. Of electrical overhead lines : de en
  • GB447696A - Improvements in collapsible sliding gates : en
  • CA358139A - Electrical discharge apparatus : en fr
  • CA358164A - Intermediate frequency transformer : en fr
  • AT145928B - Sandal. : de en
  • DE630427C - Suspension for motor vehicles : de en
  • SU46909A1 - Electrolyte bath to obtain sodium amide : en ru
  • SU47191A1 - Alarm float to indicate the location of the wreck : en ru
  • CA358190A - Chemical reaction method and apparatus : en fr
  • AT145960B - Photoelectric exposure meter for focal plane shutter cameras. : de en
  • FR798957A - Improvements in the treatment of aluminum and aluminum alloy surfaces : en fr
  • CA358152A - Anti-friction tool : en fr
  • CH184466A - Sealing device on windows or doors. : de en
  • GB447954A - Improvements in or relating to the treatment of rubber : en
  • CA358193A - Engine fuel injection system : en fr
  • US2042406A - Support for popcorn poppers : en
  • USD99788S - Design for a juvenile shoe : en
  • CH184541A - Process for the preparation of a mixture of quaternary ammonium compounds. : de en
  • SU46996A1 - Device for protecting electrical installations from incomplete short circuits : en ru
  • DE630460C - Machine that can be moved on the main track to remove the track bedding : de en
  • US2041696A - Insulating board : en
  • US2041884A - Brake mechanism : en
  • CH184446A - Automatic tube closure, in particular for pharmaceutical purposes. : de en
  • CH184464A - Device for stopping railway trains. : de en
  • SU47050A1 - Method for producing glass transparent to soft x-rays and ultraviolet rays : en ru
  • SU47071A1 - The way to protect plywood blanks from discoloration by sunlight : en ru
  • US2041837A - Elastic fabric and colored strand therefor : en
  • SU46888A1 - Apparatus for carrying out catalytic reactions : en ru
  • US2042435A - Treatment of titanium-bearing materials : en
  • US2042041A - Composing and reproducing device : en
  • US2042286A - Fastener tape : en
  • US2042360A - Adhesive tape severing clip : en
  • US2042424A - Game : en
  • CH184485A - Process for the preparation of an azo dye. : de en
  • SU47012A1 - Method for eliminating sparks when forming aluminum foil for electrical capacitors : en ru
  • SU47218A1 - The method of manufacture of thermal insulation material : en ru
  • US2042328A - Vacuum cleaner : en
  • USRE19978E - Discharge head for : en
  • US2041695A - Shoe form : en
  • US2041882A - Retort construction : en
  • CH184229A - Method for producing a road surface and road surface produced according to the method. : de en
  • AT145754B - Electric flashlight. : de en
  • CA358174A - Crusher : en fr
  • SU46869A1 - Device for cutting fabric : en ru
  • US2041691A - Holder for shopping bags : en
  • US2041812A - Apparatus for handling strands : en
  • US2042170A - Stoking grate : en
  • US2042324A - Tabulator : en
  • SU46965A1 - Snow blower : en ru
  • US2042405A - Golf green sweep : en
  • CA358128A - Flasher : en fr
  • DE630334C - Checking device for the tongue lock of remotely operated points in the drive : de en
  • GB447958A - Improvements in photo-electric sound pick-ups : en
  • SU47008A1 - Device for measuring small electromotive forces : en ru
  • SU47206A1 - Mechanism to the exhaust apparatus Vater : en ru
  • US2041863A - Safety system for pipe lines : en
  • USD99802S - Design for a swivel chair : en
  • USD99773S - Design fob a spoon or similar : en
  • US2041735A - Combination inflow controlling and fluid discharge means : en
  • DE630567C - Pusher connection with a coupling link on the handle : de en
  • FR799022A - Improvements to discharge lamps : en fr
  • US2042086A - Ski clamp : en
  • US2041755A - Combined bottle holder and closure-protector : en
  • US2041923A - Pressing machine : en
  • DK51675C - Apparatus for the combustion of liquid fuels. : da en
  • GB447923A - Improvements in or relating to vehicle brakes : en
  • SU46882A1 - Seawater Desalination Filter : en ru
  • US2041801A - Beacon : en
  • US2042308A - Filter : en
  • US2042356A - Transmission : en
  • GB447965A - Improved turbo-pump unit for extinguishing fires : en
  • GB447986A - Improvements in slides for brace bands, and other bands, webbing and the like : en
  • DE630349C - Button cleaning device : de en
  • CH184312A - Method of manufacturing a paint. : de en
  • DE630267C - Device for ventilation of rooms, in particular of passenger vehicles : de en
  • DE630457C - Process for precipitation hardening of iron-nickel-beryllium alloys : de en
  • GB448042A - Improvements in hoods for vehicles : en
  • GB447947A - Improvements in and relating to electric discharge devices : en
  • FR798820A - Manufacture of helical filament lamps : en fr
  • US2042370A - Metal support for wooden building construction : en
  • US2042420A - Room cooler : en
  • GB447889A - Improvements in or relating to cleaning devices : en
  • US2041956A - Blank for forming channels : en
  • US2042000A - Typewriting machine : en
  • FR798805A - Improvements to clutch devices : en fr
  • GB448033A - Improvements in methods of and means for treating fish, whale flesh and the like : en
  • US2042445A - Brake : en
  • GB447704A - Improvements in or relating to the rust-proofing of ferrous articles : en
  • DE630533C - Lock relay for differential protection devices : de en
  • FR798818A - Double bottom molded material container : en fr
  • FR798922A - Cements and porcelain refinements for dental use : en fr
  • GB447944A - Improvements in securing devices for windscreens and the like : en
  • FR798838A - Improvements to churn-mixers : en fr
  • GB447786A - Toothed gearing, for driving aircraft propellers : en
  • FR798978A - Armchair convertible into lounge chair and bed : en fr