• US2380253A - Method of granulating metals : en
  • AU1164943A - Improvements in or relating to terminal assemblies for electric circuits : en
  • CH238398A - Electrical connection device. : en fr
  • AU133210B2 - r "Improvements in or relating to tubular containers lor electrical condensers or other apparatus : en
  • USD141810S - Design fob a toy battler : en
  • AU2176745A - Improvements in or relating tothe treatment of wool and like fibers : en
  • US2380213A - Fishing reel construction : en
  • US2380082A - Apparatus for use in evaluating gas reservoirs : en
  • US2380270A - Quick reversing single phase motor : en
  • US2380290A - Cargo carrying airplane : en
  • US2380147A - Spinning machine control : en
  • US2380236A - X-ray camera : en
  • AU130221B2 - Improvements in or relating tothe treatment of wool and like fibers : en
  • CA428610A - Paint composition : en fr
  • CH238363A - Tooling to press parts with an axial hole and a determined profile. : en fr
  • US2380319A - office : en
  • USD141819S - Design for a pressure cooker or the like : en
  • US2380131A - Fastener : en
  • US2380128A - Mop structure : en
  • US2380076A - Easel back for pictures : en
  • US2380286A - Machine for automatically grinding thread gauges and the like : en
  • US2379873A - Electronic control device : en
  • US2379883A - Boat construction : en
  • CA428628A - Load handling equipment : en fr
  • CA428666A - Fluorescent lamp starter unit : en fr
  • CH238307A - Electric heating plate. : de en
  • AU126582B2 - Improvements in or relating to isoxazole derivatives and process of making thesame : en
  • US2379871A - Burner control device : en
  • GB570571A - Improvements in or relating to marine boiler furnaces : en
  • FI20693A - Strips of sheets of cardboard, tough paper, celluloid or other easily bendable material suitable for the purpose, and the like : en fi
  • CH238351A - Apparatus for detecting vibrations. : en fr
  • CA428682A - Fabric coating method : en fr
  • FR900984A - Improvements to co-ordinate selectors for automatic telephony : en fr
  • GB570548A - Improvements in or relating to the preparation of drawing sheets and their conversion into lithographic printing plates : en
  • GB570581A - Improvements in or relating to cooling systems for engine lubricating oil : en
  • CH238327A - Process for the purification of liquids rich in acetals. : en fr
  • GB570572A - Improvements in or relating to methods of hardening and tanning artificial fibres made of albuminous substance : en
  • US2379864A - Crankcase oil purifier : en
  • US2380311A - Conveying apparatus : en
  • US2379956A - Dough forming device : en
  • GB570463A - Improvements in or relating to tool holders for lathes or like machines : en
  • GB570568A - Improvements in radiators of radioelectric waves : en
  • US2379918A - Three-magnet double-loop directional relay : en
  • US2380289A - Miltary aircraft : en
  • AU131603B2 - Limiting phase detector : en
  • CA428711A - Automatic phonograph : en fr
  • CH238353A - Recorder. : de en
  • US2380145A - Railway switch operating apparatus : en
  • US2380265A - Adjustable transformer regulator : en
  • USD141852S - Handle for suitcases or similar articles : en
  • US2380359A - Securing device : en
  • AU120145B2 - Improvements in or relating to ball or roller bearings : en
  • DK63691C - Bicycle saddle with air cushion. : da en
  • US2380325A - Asymmetric quaternary ester-salts of morpholine : en
  • US2380040A - Spot lamp : en
  • CH238293A - Wood barrack. : de en
  • GB570546A - Improvements in or relating to fluid pressure operated apparatus having a ram operating in a cylinder : en
  • FI20687A - Utväxlingsanordning : en fi
  • US2380078A - Method of separating wax : en
  • CA428619A - Lubricating system protective device : en fr
  • CH238296A - Fuel container in a central heating furnace. : de en
  • CH238354A - Combined current and voltage transformer with closed iron cores. : de en
  • GB570551A - Improvements in and relating to dehydrogenation catalysts : en
  • GB570477A - Improvements relating to lubricating devices for internal combustion engine cylinders : en
  • GB570569A - Resinous condensation products prepared from aldehydes and diazine derivatives : en
  • FR900767A - Improvements to electric heating elements : en fr
  • FI20704A - Impact lighter for rotating ammunition : en fi
  • FI20684A - Cigarette holder : en fi
  • FR900898A - Air-cooled internal combustion engine : en fr
  • GB570562A - A process for the manufacture of polymerisation products : en
  • US2379965A - Metal salts of polyhydroxyalkyldithiocarbamic acids and their preparation : en
  • US2380168A - Blood testing apparatus : en
  • CA428639A - Rear view reflector for eye glasses : en fr
  • CA428725A - Gauging device : en fr
  • US2380350A - Recovery and regeneration of isobutene : en
  • USD141834S - Design for a portable electric heater : en
  • CA428633A - Road subgrader : en fr
  • CA428742A - Silencing means for gaseous currents : en fr
  • US2380084A - Push-off device : en
  • US2380088A - Stereoscopic apparatus : en
  • IE18016L - Directive antennas : en
  • FR900925A - castle nut : en fr
  • FR900957A - Measuring and testing device for cutting forces on machine tools : en fr
  • GB570471A - Improvements in separators for separating steam and water and other purposes : en
  • FR900754A - Bakery brush with movable handle : en fr
  • FR900756A - New process for the manufacture of electric coals : en fr
  • US2380016A - Collapsible vehicle : en
  • GB570601A - Improvements in and relating to photo-electric cells and to control circuits incorporating such cells : en
  • FR900829A - Frequency changer : en fr
  • CA428690A - Magnesium chloride production : en fr
  • CH238310A - Storage rack preferably used for storing fruit and vegetables. : de en
  • US2380202A - Method of thermal treatment : en
  • US2380330A - Drill bit support : en
  • FR900891A - Improvements made to the high frequency circuits of radio stations : en fr
  • GB570552A - Improvements in or relating to methods of and apparatus for coating articles : en
  • US2380009A - Interpolymers of asymmetrical dichloroethylene : en
  • FR900781A - Hydrocarbon halogenation process : en fr
  • AU129678B2 - Control of high frequency generating system for use in high frequency heating systems andthe like : en
  • FR900766A - Device for heating, in particular of internal combustion engines, using a current of hot air : en fr
  • US2380025A - Sewage treatment system : en
  • USD141817S - Combination bottle cap remover and cork screw : en
  • US2379894A - Drift indicator : en
  • CA428688A - Electrical hygrometer : en fr
  • GB570585A - Improvements in or relating to the treatment of solid fuel : en
  • FR900757A - Metallizable dyes and their preparation process : en fr
  • FR900999A - Heating appliance : en fr
  • GB570473A - Improvements in heat exchanger : en
  • CH238448A - Process for the production of a metallizable dye. : de en
  • CH238462A - Process for the production of a new azo dye. : de en
  • US2380192A - Rosin modified phenol-aldehyde resin : en
  • US2380235A - Means and method for orienting irregular quartz crystals : en
  • US2380337A - Bowling alley : en
  • FI20674A - Refunds for the use of horizontal and tertiary components, exemptions for upstream applications from Malmer, now with mineral and other sub-assemblies of the genomic shale upstream of the relative soldering elements : en fi
  • FI20692A - Set the length and length of the handpiece on the side : en fi
  • FI20683A - Cash register machine : en fi
  • FR900975A - Superpolymers and their preparation process : en fr
  • GB570583A - Improvements relating to metal vapour electric discharge lamps : en
  • USD141851S - Design for a clothes stand : en
  • US2380140A - Safety gun trigger : en
  • FR900797A - Comb cleaner : en fr
  • CH238380A - Hollow body for hot media. : de en
  • US2379891A - Sound translating device : en
  • US2380121A - Food storage equipment : en
  • US2380230A - Apparatus for producing composition brake lining material in transversely grooved strip form : en
  • CH238459A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2380024A - Rocket gun : en
  • US2380295A - Corn sheller : en
  • USD141864S - Design fob a dart game chart : en
  • FR900852A - Process for producing carbon-coated carbon paper with a matt appearance, even when new : en fr
  • CH238356A - Rule for calculating cutting conditions on a machine tool. : en fr
  • CH238451A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH238418A - Switching device, in particular for telecommunications installation. : en fr
  • CA428640A - Latex frothing method : en fr
  • CA428754A - Sheet rubber manufacture : en fr
  • CH238326A - Device for carrying out reactions. : de en
  • AU120109B2 - An improved air filter for aircraft instruments : en
  • CH238348A - Device for rendering sedentary warfare agents harmless. : de en
  • AU1162943A - Error indicators for start-stop printers : en
  • US2380234A - Hydrocarbon condensation process : en
  • US2380296A - Device for use in zeroing dummy rifles and other dummy firearms used for training marksmen : en
  • FR900890A - Sawing machine : en fr
  • CH238375A - Loop intended to connect two flexible elements forming a link. : en fr
  • CH238361A - Injection molding machine operated by pressurized gas with a pressure chamber outside the crucible. : de en
  • CH238384A - Internal combustion engine. : en fr
  • US2379920A - Can body maker : en
  • GB570604A - Improvements in or relating to thermostatic expansion valves : en
  • GB570496A - Improvements in gas blast electric circuit breakers : en
  • US2380080A - Rectifier : en
  • FR900976A - Water soluble urethanes and process for their preparation : en fr
  • USD141809S - Design foe a toy battler : en
  • FR900905A - Knitted items : en fr
  • US2380281A - Eyeglasses : en
  • US2380306A - Transfer mechanism : en
  • US2380346A - Apparatus for heating air or other fluid : en
  • US2380036A - Desiccation of citrus fruit juices : en
  • GB570573A - Improvements in or relating to the brewing of beer : en
  • US2379906A - Continuous facsimile scanner : en
  • US2380343A - Interchangeable punch and die and retainer for same : en
  • CA428616A - Dual wheel assembly : en fr
  • US2380117A - Spool holder : en
  • US2380127A - Trap : en
  • US2380143A - Clothes hanger : en
  • US2379994A - Bicycle carrier : en
  • US2380184A - Synthetic rubber compositions : en
  • US2380249A - Liquid level indicating device : en
  • FR900934A - Direct heating cathode improvements for electron tubes : en fr
  • FR900813A - Rotating filter with continuous vacuum cleaning : en fr
  • GB570514A - Improvements in and relating to the tipping of saw teeth with hard metals : en
  • US2380022A - Flow control apparatus : en
  • US2380344A - Chain mandrel for bending pipes : en
  • US2380035A - Process for the production of aromatic hydrocarbons : en
  • DK63693C - Footwear Coating and Pinning Machine. : da en
  • FR900857A - Process for manufacturing hollow parts and device intended for its implementation : en fr
  • GB570555A - Improvements in or relating to rifling tool : en
  • GB570570A - Improvements in or relating to nitriding processes : en
  • CA428644A - Aluminium surface brightening method : en fr
  • US2379905A - High-speed relay : en
  • GB570454A - Improvements in the sanitizing of toilet seats : en
  • FR900874A - Brush holder for collectors or electrical ring devices : en fr
  • FR900915A - Method and apparatus for the rapid scaling of piles of pebbles : en fr
  • FR900876A - Method and device for determining the impact strength of varnish or paint films applied to sheets or strips of steel or other metals or to containers made from these sheets : en fr
  • US2380050A - Attachable shoe cap of plastic material : en
  • FR900950A - Hydraulic mandrel press : en fr
  • GB570578A - Improvements in or relating to steam separators : en
  • US2380317A - Device for honing spiral grooves : en
  • US2380368A - Rattle : en
  • US2380356A - Interpolymers of vinylidene halides and 1,3-dienes and process of producing the same : en
  • US2380339A - Method and apparatus for preserving biological substances : en
  • US2380342A - Magnetic separator : en
  • FR900779A - Punching machine, punching and stamping press : en fr
  • FR900996A - Automatic gear change device : en fr
  • GB570527A - A supporting and retaining device for automatic firearms : en
  • US2379963A - Lifesaving suit : en
  • FR900861A - Concentric or symmetrical high frequency power cables : en fr
  • FR900888A - Method of protection against freezing of mixture heaters of steam locomotives : en fr
  • DK63682C - Electrical resistance and method of its manufacture. : da en
  • DK63695C - Building dryer. : da en
  • FR900802A - Vulcanized rubber grinding process : en fr
  • FR900845A - Improvements to carburettors or mixers for combustible gases : en fr
  • GB570508A - Improvements in work holding clamps : en
  • FR900866A - Oscillating circuit with variable tuning for UHF and UHF : en fr
  • US2380324A - Method of treating and removing finely divided solid material : en
  • FR900817A - Liquid rotary piston transmission : en fr
  • FR900913A - Manufacturing process for new seasonings : en fr
  • FR900956A - Means of releasing a hook attached to a bait, in case of untimely hooking : en fr
  • US2380152A - Pneumatic power device : en
  • FR900899A - Cylinder head for air-cooled internal combustion engines : en fr
  • GB570550A - High tension transformers : en
  • US2380083A - Cartridge feeding mechanism : en
  • US2380017A - Portable outboard motor stand : en
  • GB570479A - Improvements in or relating to means for preventing escape of pressure fluid from a pressure fluid container through an aperture therein formed by or for a tool or test piece : en
  • US2379995A - Drain valve : en
  • US2380275A - Method and apparatus for polishing glass and like substances : en
  • US2380322A - Printing machine : en
  • CA428718A - Facsimile system : en fr
  • CA428678A - Electrical temperature indicating apparatus : en fr
  • FR900937A - Method for washing textile materials using volatile solvents : en fr
  • USD141811S - Design for a tot battler : en
  • FI20686A - Förfaringssätt for framställning av torrbetningsmedel för utsäde jämte enligt sättet framställt medel : en fi
  • US2379948A - Organic isocyanates : en
  • US2380155A - Outlet box hanger : en
  • GB570612A - Improvements in or relating to impulse senders for use in telephone or like systems : en
  • FR900791A - Motor control for voltage-dependent step adjustment devices, in particular for traction : en fr
  • FR900912A - Improvements to automatic gas mixers for all applications : en fr
  • CA428704A - Grate bar for sintering machine : en fr
  • FR900811A - ejector-blower, especially for locomotives : en fr
  • US2380044A - Process for producing electrodeposits : en
  • FR900800A - Automatic device for lifting liquids : en fr
  • GB570513A - Improvements in or relating to fuel injection apparatus for internal-combustion engines : en
  • CA428712A - Variable speed phonograph drive : en fr
  • CH238340A - Process for the production of carbon paper with paint that has a matt effect, at least in places, even in the unused condition. : de en
  • GB570469A - Rolling door construction : en
  • CA428696A - Injection engine : en fr
  • CA428630A - Ski : en fr
  • CA428699A - Oxidized iron ore concentration : en fr
  • US2380272A - Anchoring means fob foundation : en
  • FR900843A - Method and device for collecting the contents of plant and animal cells : en fr
  • US2380027A - Device for holding tension test bars : en
  • GB570596A - Copolymers and process of producing them : en
  • FR900771A - Temperature control device for electric ovens : en fr
  • USD141822S - Design for a lens panel fob lighting fixture : en
  • GB570576A - Improved short-circuiting device for electrical terminals : en
  • CA428664A - Vitreous electrical device : en fr
  • CA428723A - Gauging device : en fr
  • USD141853S - Design for a dress : en
  • AU120136B2 - Improved means for preventing or hindering the detachment of parts connected by 'bayonet' and like joints : en
  • GR10405B - CRUDE OIL COOKING APPLIANCE. : el en
  • US2379992A - sasgen : en
  • CA428645A - Composite electric conductor strand : en fr
  • CA428615A - Duel wheel brake : en fr
  • CH238360A - Wristwatch. : en fr
  • US2380058A - Needle scouring and polishing machine : en
  • FR900795A - Connection method between connecting bolts and cables : en fr
  • GB570541A - Improvements relating to laundry and textile drying machines : en
  • US2380059A - Washing machine : en
  • US2380032A - Processes of color photography : en
  • US2380158A - Method of preparing a cocoa extract : en
  • CA428706A - Screw rolling apparatus : en fr
  • CH238442A - Process for the preparation of a new diacyl derivative. : de en
  • US2379989A - Window operator : en
  • FR900886A - Method and machine for grinding spur gears using a 90 deg vismer. : en fr
  • CH238302A - Process for electrically melting silica and glasses, with a view to obtaining melts, drawn masses, fibers for textiles and heat insulating materials, and an oven for carrying out this process. : en fr
  • US2380097A - Sludge separator : en
  • AU2186245A - Refractory molds and coating surfaces therefor : en
  • CA428614A - Dual wheel assembly : en fr
  • CA428736A - Slicing machine : en fr
  • AU134664B2 - Improvements'in or relating tothe manufacture of solid polymers and interpolymers of ethylene : en
  • CH238350A - Calliper. : de en
  • CH238433A - Elastic handlebar for cycle. : en fr
  • FR900926A - Broken tap or drill extractor : en fr
  • US2379955A - Amusement device for registering emotion : en
  • US2380138A - Solderer or lead tool : en
  • CA428724A - Gauging device : en fr
  • CH238412A - Apparatus for examining the electrical voltage differences caused by the heart's function. : de en
  • FR900932A - Process for preparing aralkylnaphthalenes : en fr
  • US2379925A - Window guide : en
  • US2380134A - Method of preserving foods in flexible-walled fluid-tight bags : en
  • US2380151A - Outlet receptacle and wall plug : en
  • CA428700A - Oxidized iron ore concentration : en fr
  • US2380047A - Method of and means for applying coatings : en
  • US2380355A - Glider-cradle : en
  • FI20696A - Kikkran med löstagbar kik för vätskor : en fi
  • CA428629A - Excavating equipment : en fr
  • US2380335A - Grinding attachment for lathes : en
  • CH238454A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CA428716A - Superheterodyne radio receiver : en fr
  • CH238345A - Clip, especially for clipping a writing instrument to the edge of a pocket. : de en
  • US2380042A - Apparatus for forming plastic objects : en
  • US2380328A - Fish lure : en
  • FR900763A - Multipurpose electrical appliance : en fr
  • CA428641A - Clutch plate : en fr
  • CH238316A - Reinforced fabric and process for its manufacture. : de en
  • US2380056A - Heat-treating process and apparatus : en
  • CA428750A - Magnetic material : en fr
  • CA428636A - Flower preserving composition : en fr
  • US2380045A - Collapsible trailer house : en
  • US2380005A - Revolving shelving for refrigerators and the like : en
  • US2380039A - Turning tool : en
  • GB570586A - Improvements in or relating to internal combustion engines of the free piston type : en
  • GB570524A - Masks for use in photographic reproduction : en
  • SE114499C1 - : en
  • US2380198A - Ceramic bodies : en
  • CH238374A - Auto batting tool. : en fr
  • CH238440A - Process for the preparation of a new ester of phthalic acid-4-sulfonic acid. : de en
  • GB570599A - Improvements in electrically operated hoist gear : en
  • FR900942A - Reed for wind musical instruments : en fr
  • US2379879A - Method of forming and applying cooling fins to tubular members : en
  • US2380227A - Means for slashing platforms and insoles : en
  • FR900831A - Method and device for pressing hollow objects : en fr
  • FR900952A - Device for noise-free control of valves in internal combustion or explosion engines : en fr
  • US2379915A - Media for use in making camera copy and method of preparing same : en
  • USD141814S - Ganz teapot : en
  • FR900805A - Salègre : en fr
  • FI20697A - Styrmaskin fart fartyg och dylikt : en fi
  • FR900967A - Lapping process for machined parts, in particular bores : en fr
  • CH238464A - Process for the production of a new azo dye. : de en
  • US2380201A - Manufacture of castings : en
  • CH238410A - Electrical Installation. : en fr
  • GB570464A - Improvements in metal flooring, stair treads or the like : en
  • USD141836S - Design for a billfold : en
  • US2380310A - Conveying apparatus : en
  • US2380153A - Hydraulic draw press : en
  • GB570465A - Improvements in engine starter gearing : en
  • GB570565A - Improved process for extracting bismuth from alloys : en
  • US2380224A - Herringbone gear finishing : en
  • US2380336A - Aircraft construction : en
  • USD141847S - Design for a lapel pin : en
  • US2379935A - Packaging method : en
  • CH238453A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH238455A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2379927A - Window guide : en
  • FR900837A - Coating products such as varnishes, paints, glues, etc., and application of these products : en fr
  • GB570503A - Improvements in or relating to perforated metal bar members of angle section : en
  • GB570614A - Improvements in or relating to the control surfaces of aircraft : en
  • US2379880A - High-speed telegraph system : en
  • FI20702A - Övnings- eller indiceringsbomb av betong : en fi
  • GB570455A - An improved aircraft : en
  • GB570516A - Improvements in or relating to gas-fired reheating furnaces : en
  • US2380206A - Bookbinding : en
  • FI20678A - Water generators for gas generators : en fi
  • FR900960A - Device for preparing and transporting a stream of heating gas, in particular for heating internal combustion engines and keeping them hot : en fr
  • GB570509A - Improvements in alternating current voltage regulating transformers : en
  • US2379958A - Skip hoist control : en
  • US2380180A - Electric heater : en
  • US2379966A - Hydrocarbon conversion system : en
  • USD141824S - Design for a wall shelf : en
  • FR900815A - Process for manufacturing heating or cooling elements made of sheet metal and product obtained by implementing this process : en fr
  • FR900865A - Amplifier device with coupling filter : en fr
  • USD141843S - Design for a beverage dispensing unit : en
  • US2380360A - Stop watch testing apparatus : en
  • US2380353A - Defrosting device for goggles : en
  • US2380115A - Method of treating gum solutions : en
  • USD141808S - Design fob a tot train : en
  • FI20671A - Sätt att färska kolhaltigt järn eller järnlegeringar etc : en fi
  • CH238317A - Device for holding the cable leading to the electric iron. : de en
  • US2380196A - Process for the preparation of tartaric acid values : en
  • US2379885A - Refrigerated display case : en
  • US2379960A - Traveling work support : en
  • US2380149A - Liquid coating compositions, coated objects, and processes for making same : en
  • GB570554A - Improvements in or relating to hand grenades or other bombs : en
  • US2380366A - Modulating system for frequency multipliers : en
  • AU129357B2 - Improvements in and connected with portable pressure applying means for cheese presses : en
  • US2379908A - Thread cutter : en
  • GB570521A - Improvements in and relating to contacts in electrical switching devices : en
  • US2380118A - Footrest : en
  • FR900838A - Improvements in boilermaker's mallets : en fr
  • US2380094A - Oil well derrick structure : en
  • US2380190A - Dump rake : en
  • GB570560A - Improvements in and relating to pipe obturating devices : en
  • FR900810A - Device for simultaneous and continuous casting of several bars of defined length : en fr
  • FR900858A - Compressed fluid motor : en fr
  • US2380130A - Antioxidants : en
  • FR900936A - Further training in electric tillage equipment : en fr
  • FI20680A - Roller blind brake device : en fi
  • US2379854A - Gas valve : en
  • US2380186A - Scraper for pots, pans, and the like : en
  • CH238417A - Method and device for the transmission of speech by electrical means. : de en
  • CH238294A - Stove, which is set up for cooking and baking as well as preheating plates and space heating. : de en
  • CH238383A - Steam turbine system with three outlet nozzles. : de en
  • AU128816B2 - Refractory molds and coating surfaces therefor : en
  • CH238332A - Process for the preparation of a solvent for high molecular compounds. : de en
  • US2380243A - Power transmitting apparatus : en
  • USD141820S - Pressure cooker or the like : en
  • CH238355A - Method for the detection of benzene in air or vapor mixtures. : de en
  • CH238456A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2379981A - Candy containing toy telephone : en
  • US2379870A - Machine for machining arcuate surfaces : en
  • US2380019A - Azeotropic distillation : en
  • CH238344A - A method for sensitizing photographic silver halide emulsions. : en fr
  • US2379888A - Magnesium distillation furnace : en
  • US2380033A - Photographic elements containing polyvinyl acetal color formers : en
  • AU132115B2 - Improvements in or relating to tubular containers for electrical condensers or other apparatus : en
  • CH238298A - Material feed device in extrusion presses. : de en
  • CA428734A - Weighing scale : en fr
  • CA428756A - Constant grid bias circuit : en fr
  • CA428648A - Aircraft rate of turn meter : en fr
  • CA428627A - Fire extinguisher : en fr
  • CA428684A - Rubber scrap reclaiming process : en fr
  • CH238358A - Self-winding mechanism on a watch. : de en
  • CH238301A - Device for detecting open windows and doors. : de en
  • CA428662A - Electric switch : en fr
  • US2379901A - Clutch : en
  • CA428680A - Rubber manufacture : en fr
  • CH238362A - Coated welding rod. : de en
  • AU120116B2 - Error indicators for start-stop printers : en
  • US2380291A - Drilling jig : en
  • USD141858S - Design for a mechanical pencil : en
  • US2380274A - Airplane engine mounting : en
  • GB570532A - Preparation of heptamethylenediamine : en
  • GB570482A - Combined locating pin and clamp : en
  • CA428665A - Radiant energy meter : en fr
  • CH238445A - Process for the production of a metallizable dye. : de en
  • CA428689A - Flexible shaft coupling : en fr
  • AU1167443A - Battery charging system : en
  • FR900892A - Further development of tuning devices for frequency changing radio receivers : en fr
  • FR900943A - Columns made of normal profile bars and special profiles or similar : en fr
  • US2380203A - Coil : en
  • CH238405A - Device for two-stage automatic starting of AC motors with currentless switching of the winding, in particular from star to delta. : de en
  • CH238414A - Comb. : de en
  • FR900870A - Inductance variation device for coil with ferromagnetic core : en fr
  • US2380264A - Cinder draining and disposal plant : en
  • FR900900A - Insecticides : en fr
  • GB570574A - Improvements in surface gaugues : en
  • USD141835S - Design fob a toolholder : en
  • US2379910A - Telegraph system : en
  • US2380316A - Storage rack : en
  • GB570538A - Improvements relating to apparatus for use in electrically or otherwise treating thesurfaces of metal or other articles : en
  • FR900930A - Process for manufacturing hollow articles using a press and equipment for implementing this process : en fr
  • CA428729A - Chlorhydrin sulphation : en fr
  • US2380207A - Telephoto objective : en
  • US2380297A - Eyeglass holder : en
  • FR900794A - Load regulator by voltage or current steps for three-phase or similar induction regulators and inductors : en fr
  • FR900774A - Process for the purification of crude phenolic oils : en fr
  • US2380021A - Scraper : en
  • CA428709A - Swivel fitting : en fr
  • CH238467A - Process for the production of a diamidine. : de en
  • US2380205A - Lubricating oil compositions : en
  • USD141813S - Design fob a savings bank : en
  • FR900803A - Cosmetic object : en fr
  • CA428635A - Grain sampler : en fr
  • US2380037A - Phonograph : en
  • FR900947A - Sheet pile joint : en fr
  • FR900860A - Clothes drying device : en fr
  • FR900789A - Method for the transmission of telegraph signals in powerline telegraph installations : en fr
  • FR900770A - Dynamic propulsion engine : en fr
  • FR900818A - Method of increasing the adhesion of hydrophobic layers on regenerated cellulose films and other hydrophilic films : en fr
  • FR900959A - Method of manufacturing a pile fabric such as carpet or plush, and fabric made by this process : en fr
  • FR901000A - Process of electrically welding sheets placed with respect to each other at right angles or approximately at right angles : en fr
  • FR900777A - Improvements to suspension and signaling systems for suspension files for vertical filing : en fr
  • FR900851A - Folded and lined box and method for its manufacture : en fr
  • FR900951A - Resins and their preparation process : en fr
  • DK63690C - Bodywork, especially for Omnibuses. : da en
  • GB570535A - Improvements in and relating to methods of drying plastic materials formed of powdered metal and a plasticising medium : en
  • SE114458C1 - : sv
  • FR900849A - Ammonia oxidation process : en fr
  • US2379987A - Switchboard system : en
  • US2380173A - Harvester reel : en
  • US2380288A - Multichannel radio signaling system : en
  • CA428668A - Fluorescent lamp starter : en fr
  • FR900954A - Flexible metalloplastic gasket for fireplace door : en fr
  • GB570613A - Improvements in or relating to the control surfaces of aircraft : en
  • CH238322A - Sport shoe. : en fr
  • US2380049A - Bark peeling machine : en
  • US2380073A - Apparatus for drawing perspectives : en
  • US2380163A - Internal-combustion engine : en
  • US2380300A - Process of fabricating transformers : en
  • CA428652A - Brake piston : en fr
  • FR900755A - Steering system for wheels mounted on a front axle formed by parallelograms : en fr
  • FR900994A - Aquatubular boiler comprising an upper boiler and a lower, shorter boiler placed parallel above the first : en fr
  • AU131327B2 - Improvements in or relating to reduction of Molybdenum Trioxide : en
  • CH238299A - Process for the production of an insulating coating on hot and cold liquid lines of all types as well as coating produced by this process. : de en
  • CH238303A - Method and installation for the treatment of peat. : en fr
  • CH238421A - Receiver device for simultaneous communications occupying a wide frequency band. : en fr
  • US2380255A - Protective device : en
  • CA428656A - Power control unit : en fr
  • AU120120B2 - Battery charging system : en
  • CH238396A - Control device on small machines with an armature running between a fixed permanent magnet core and a return ring. : de en
  • CA428637A - Artificial hair root : en fr
  • CH238357A - Microscope. : de en
  • CH238450A - Process for the production of a metallizable dye. : de en
  • CA428691A - Fabric and knitting machine : en fr
  • CA428738A - Interior surface coating : en fr
  • CA428650A - Transmission mechanism : en fr
  • CH238406A - Contact arrangement with at least one of the same controlled relay in control devices. : de en
  • US2379889A - Etherification of lignins and ligninlike material : en
  • CA428698A - Vibrator circuit : en fr
  • CH238458A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH238428A - Device intended to be mounted on the free end of at least one belt surrounding a piece of luggage, such as a suitcase, basket or other similar object, with a view to preventing the unwinding of the latter. : en fr
  • AU120123B2 - Improvements in and relating to supervisory signalling arrangements for use in automatic telegraph systems : en
  • US2380237A - Elastic fluid turbine : en
  • CA428625A - Centrometer for eyes : en fr
  • CH238425A - Illuminating device for keyholes in doors. : de en
  • CA428748A - Acoustic delay device : en fr
  • US2379857A - Wind wheel generator : en
  • AU129642B2 - Improvements relating to door latch device : en
  • CA428681A - Rubber dispersion processing : en fr
  • CA428651A - Transmission control : en fr
  • CH238444A - Process for the production of a metallizable dye. : de en
  • CH238400A - Process for the production of layered insulating materials, in particular micanite-like materials, using a solvent-free adhesive. : de en
  • US2379921A - Sampler of granular material : en
  • USD141821S - Design fob a tire : en
  • US2380331A - Printing machine : en
  • GB570485A - Improvements in numbering machines : en
  • US2380074A - Fluid flywheel transmission : en
  • US2379916A - Method and apparatus for draft control : en
  • US2380181A - Front wheel drive for vehicles : en
  • AU120111B2 - Apparatus for coating molds : en
  • AU2186745A - Automatic pilot : en
  • CH238419A - Telecommunications installation at central offices. : en fr
  • CH238437A - Control device for the automatic piloting of an airplane. : en fr
  • CA428743A - Pipe fitting : en fr
  • FR900787A - Method and apparatus for cultivating cultivated mushroom and manure stacks created by this method : en fr
  • GB570528A - Manufacture of iminomethyl-benzyl cyanides : en
  • US2380023A - Depth charge projector : en
  • US2380064A - Engine starting mechanism : en
  • GB570566A - Improvements in radio receivers : en
  • FR900828A - Framing device for cinema projectors with articulated claw : en fr
  • GB570557A - Improvements in or relating to bituminous dispersions : en
  • FR900880A - Recuperator spring for automatic barrels : en fr
  • CH238408A - Surge arresters. : de en
  • GB570493A - Improvements in or relating to linear dimension gauges : en
  • US2380160A - Propelled and steered step stand : en
  • CH238430A - Apparatus for facilitating the complete extraction of the pasty material contained in a deformable tube. : en fr
  • CA428740A - Railway traffic controlling apparatus : en fr
  • US2379860A - Means to suspend the structure of a vehicle on its wheels : en
  • US2380028A - Friction shock absorber : en
  • FR900867A - Connection of electrical conductors made of zinc, in particular to conductors of other metals, in particular copper or copper alloys : en fr
  • DK63681C - Garter belt. : da en
  • DK63685C - Air supply device for Carburetors for air-cooled Engines. : da en
  • US2379998A - Ash storage and conveying apparatus : en
  • CH238387A - Machine with synchronized opposing free pistons. : en fr
  • GB570499A - Improvements in or relating to apparatus for testing the static balance of a body : en
  • GB570589A - Improvements in or relating to hydro-mechanical power transmission drives : en
  • US2379967A - Blowtorch : en
  • US2380089A - Pressure tank : en
  • FI20706A - Briquette press : en fi
  • FR900906A - Nautical and sports apparatus : en fr
  • GB570470A - Process for the production of halofluoroalkanes : en
  • FI20681A - Mattress, mattress core or the like, and apparatus for making such : en fi
  • GB570580A - Improvements in steam distribution valves : en
  • US2379932A - Heat exchange device : en
  • US2380267A - Print trimming gauge : en
  • US2379947A - Testing device : en
  • CH238416A - Automatic machine for issuing rebate stamps, discount stamps and the like in connection with transactions from cash registers. : de en
  • CA428693A - Collapsible container : en fr
  • FR900833A - Process for the preparation of non-toxic hydrolysis products of albumin from pressing or extraction residues from the preparation of castor oil : en fr
  • US2379878A - Stud driving and testing mechanism : en
  • US2380093A - Dispensing machine : en
  • GB570491A - Improvements in heat exchangers particularly fuel oil heaters : en
  • GB570511A - Improvements in gas-blast a.c. arc-rupturing devices : en
  • DK63683C - Method for Manufacturing High Molecular Polycondensation Products. : da en
  • GB570584A - Improvements in cinematograph apparatus : en
  • FR900948A - Device for molding grains : en fr
  • AU2101345A - Improvements in transmission gearing for use on driving shafts : en
  • FI20670A - Full wood book covers : en fi
  • FI20672A - Snöslunga : en fi
  • CA428758A - Vehicle : en fr
  • FI20703A - Sidinställningsinstrument för eldvapen : en fi
  • US2379940A - Power take-off : en
  • FR900897A - Hydraulic adjustment device for variable speed drive machines : en fr
  • US2379903A - Pontoon unit for floating dry docks : en
  • DK63686C - Securing device for nuts and other screw connections. : da en
  • US2380099A - Crankshaft : en
  • FR900884A - Injection device for internal combustion engines : en fr
  • US2379890A - Esterification of lignins and ligninlike material : en
  • US2380159A - Endurance testing method and machine, especially for vehicle body bolsters : en
  • US2380164A - Loop-type impedance relay or the like : en
  • US2380166A - Emulsions : en
  • FR900760A - Folding device for different formats : en fr
  • FR900863A - Concentric air insulated cables for high frequency energy : en fr
  • US2379862A - Justifying typewriter : en
  • FR900775A - Survey pylon or non-plane truss conveyor : en fr
  • FR900873A - Variometer for wireless transmitters and receivers : en fr
  • US2379985A - Thread waxing device : en
  • US2380126A - Marking crayon : en
  • US2380228A - Hydrocarbon treatment : en
  • US2380321A - Pulverizing and classifying apparatus : en
  • US2380302A - Door operator : en
  • US2380347A - Distributor for material spreaders : en
  • GB570472A - Improved radial flow turbine having axially spaced blade groups : en
  • FR900835A - Manufacturing process for vinyl esters : en fr
  • AU136617B2 - Process and apparatus for cleaning textile fibres : en
  • CA428685A - Waste polychloroprene reclaiming process : en fr
  • CA428672A - Tool centre : en fr
  • US2380101A - Constant pressure sprinkler : en
  • CH238329A - Process for the preparation of a new base. : de en
  • US2380013A - Vibration damper : en
  • CA428697A - Contact locating device : en fr
  • AU120131B2 - Improvements in or relating to fluid flow control devices or plug type valves : en
  • US2380150A - Spherical self-alignment bearing device : en
  • CH238378A - Screw locking nut. : de en
  • US2380187A - Universal high-speed directional relay : en
  • FI20679A - Procedure for preparing suppositories (suppositories) : en fi
  • USD141863S - Design for a sewing back : en
  • GB570506A - Process for separating and utilising unsaturated hydrocarbons : en
  • CH238334A - Process for the preparation of a monoacylmelamine. : de en
  • US2379898A - Can bodymaker : en
  • US2379943A - Card record apparatus : en
  • US2380020A - Aqueous dispersions of hardened or tanned protein salts : en
  • US2380043A - Greaseproof and water repellent paper : en
  • FR900973A - Automobile suspension assembly : en fr
  • US2380170A - Picking mechanism : en
  • FI20685A - Shovel roller medicine conveyor : en fi
  • US2379976A - Conductive plastic : en
  • US2380261A - Method of shaving gears : en
  • FR900816A - Two-tone surface decoration for marbled paper, artificial leather, etc. : en fr
  • GB570525A - Improvements in electrically heated cooking vessels and kettles : en
  • FR900830A - Process for the preparation of basic ethers-salts : en fr
  • FR900962A - Automatic locking chain tensioner for cycles, allowing to associate the derailleur, with the brake on the hub : en fr
  • CA428646A - Machine tool : en fr
  • CH238457A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • USD141856S - Design for a child s toy : en
  • US2379867A - Adjustable-speed polyphase alternating-current motor apparatus : en
  • US2379884A - Electrotherapeutic device : en
  • US2379961A - Automatic infeed and ejecting attachment for grinding machines : en
  • GB570517A - Improvements in or relating to signals or indicating devices for the cards or sheetsof card indexes or the like : en
  • CA428726A - Gauging device : en fr
  • GB570486A - Improvements relating to bolts : en
  • US2379972A - Adapter brake mechanism : en
  • FR900991A - Hollow blade with supporting frame for overhead propellers : en fr
  • US2380208A - Method of finishing gears : en
  • FI20701A - Grenades, fly ash or liquid, exploding on the market above : en fi
  • FI20677A - Set the electrical element : en fi
  • FR900832A - Surfactants and their preparation process : en fr
  • US2379900A - Receiving system : en
  • US2380154A - Hair curler : en
  • CA428749A - Telephone handset hanger : en fr
  • CA428757A - Surgical device : en fr
  • US2380340A - Method of cleaning heat exchanger surfaces : en
  • US2380123A - Punch mounting : en
  • FR900946A - Detachable house composed of interchangeable elements : en fr
  • CA428669A - Starting circuit for fluorescent lamps : en fr
  • AU120137B2 - An improved collapsible stretcher : en
  • US2379855A - Fluids for fluid pressure systems : en
  • US2380326A - Firing mechanism for firearms : en
  • CH238341A - Gun for stapling. : en fr
  • US2379991A - Ground gripping means for gun mounts : en
  • USD141829S - Cigar and cigarette lighter : en
  • AU2125045A - Polyphase gas filled rectifiers : en
  • CH238311A - Spinneret for the production of rayon and rayon. : de en
  • AU988543A - Improvements in or relating to fluid flow control devices or plug type valves : en
  • US2380057A - Dialkylated silicon esters and method of making them : en
  • CH238432A - Control device on motor vehicles with fluid transmission. : de en
  • AU2182145A - Improvements in or relating to tubular containers for electrical condensers or other apparatus : en
  • CH238324A - Heel and sole trimming machine. : de en
  • CH238314A - Article made up of assembled filaments. : en fr
  • CA428744A - Telephone system : en fr
  • FR900910A - Elastic toothed wheel : en fr
  • US2380176A - Gas diffusion means for liquid storage tanks : en
  • FI20695A - Bicycle package : en fi
  • FR900998A - Process for increasing the swelling power of bentonites and product obtained : en fr
  • FR900853A - Pneumatic tire : en fr
  • GB570520A - Improvements in and relating to resinous condensation products : en
  • GB570609A - Improvements in or relating to hydraulic jacks particularly applicable to vehicle-body tipping mechanism : en
  • FR900824A - Improvements to electrical dust collection systems : en fr
  • GB570611A - Stock-feeding means for a lathe or like machine-tool : en
  • CH238338A - Method and device for sifting water streams containing suspended fibers, in particular for paper, cardboard, wood and pulp manufacture. : de en
  • USD141857S - Design for a table or similar article : en
  • AU2192445A - Crane : en
  • US2380067A - Wire-rolling mill : en
  • CA428708A - Secretarial service : en fr
  • AU2180845A - Improvements in Oscilloscopes : en
  • CH238309A - Reclining furniture with one at the head and one at the foot of the same, which enables the mattress to be folded out. : de en
  • CH238343A - Paper holder with inlaid carbon paper for the simultaneous production of several copies in the typewriter. : de en
  • US2379997A - Polisher : en
  • CH238336A - Process for the preparation of a new disazo dye. : de en
  • CH238367A - Procedure for making ferrous metal objects stainless. : en it
  • CA428694A - Windshield for motorcycles : en fr
  • US2379979A - Method of burning liquid fuel : en
  • CH238295A - Combustion chamber insert for filling ovens and central heating boilers for burning sawdust, wood, peat and other combustible waste. : de en
  • US2380215A - Watch : en
  • CH238364A - Device for adjusting the female clutch cones in the reversing couplings of automatic lathes. : en fr
  • CA428673A - Surgical material processing : en fr
  • US2380259A - Cleansing composition : en
  • AU120110B2 - Improvements in and relating to means for peeling onions potatoes and certain other vegetables : en
  • US2379944A - Drilling machine : en
  • USD141823S - Plaque unit for articulated fabric or similar article : en
  • CH238300A - Lock. : de en
  • US2379865A - Telegraph code converter : en
  • US2380345A - Periodical dispenser : en
  • US2380001A - Locomotive booster recorder : en
  • US2380104A - Support for pendant ornaments : en
  • US2379978A - Rubber covered copper article : en
  • US2380070A - Device for computing compound angles : en
  • US2380098A - Automatic reamer : en
  • CH238429A - Molded horseshoe. : en fr
  • AU2182645A - Improvements in or relating to tubular containers for electrical condensers or other apparatus and apparatus for making such containers : en
  • US2379913A - Recovery of rare sugars : en
  • US2379936A - Antioxidant : en
  • US2380214A - Activated filler and process of making same : en
  • US2380179A - Thrust bearing : en
  • GB570494A - Improvements in or relating to copying machines : en
  • AU484846A - Limiting phase detector : en
  • USD141825S - Design fob a card table top : en
  • US2380273A - Sounding toy : en
  • CH238393A - Control device on steam generation systems. : de en
  • US2379882A - Thread case retaining device for sewing machines : en
  • US2379931A - Volatage drop calculator : en
  • US2380183A - Bridge and hanger system : en
  • US2380292A - Watch and clock regulator : en
  • FR900945A - Sealing device for doors, windows and similar applications : en fr
  • GB570487A - Regulating device for fluid-operated systems : en
  • FR900790A - Tilting electric furnace in particular arc furnace : en fr
  • FR900958A - Fixing device : en fr
  • GB570515A - Improvements in or relating to magnetic separators : en
  • USD141866S - Decorative wall material unit or the like : en
  • CA428655A - Ventilator : en fr
  • CH238452A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • AU138177B2 - Automatic pilot : en
  • CA428658A - Braking system : en fr
  • USD141838S - Combined evening dress and underskirt : en
  • CA428737A - Turntable mechanism for trailers or trucks : en fr
  • US2380146A - Shoe construction : en
  • US2380185A - Production of hydroxy ethers : en
  • CH238426A - Advertising indicator device. : en fr
  • AU1152043A - Improvements in or relating to ball or roller bearings : en
  • CA428727A - Gauging device : en fr
  • US2380279A - Production of aromatics : en
  • US2380007A - Telegraph switching system : en
  • US2380075A - Attachment for scissors or shears : en
  • USD141828S - Luggage cover or similar article : en
  • USD141832S - Design for an electron microscope : en
  • FR900989A - heat exchanger for installations for cooking materials such as cements and other alkaline earth carbonates, for example magnesite and dolomite : en fr
  • US2379919A - Manufacture of selenium elements : en
  • US2380133A - Process for rendering textiles water-repellent : en
  • US2380189A - Stuffing box : en
  • USD141846S - Design fob a camera : en
  • CH238446A - Process for the production of a metallizable dye. : de en
  • FR900827A - Drying oven : en fr
  • CA428731A - Polymerization process and product : en fr
  • FR900780A - Method for braking a vehicle, braking device and installation for its implementation : en fr
  • FR900907A - Safety device preventing the opening of a lock by any keys not suitable for this device : en fr
  • FR900955A - Long-use folding crate : en fr
  • CH238305A - Continuous fire heater. : en fr
  • US2379964A - Adhesive sheet material : en
  • US2380165A - Double-loop directional element : en
  • US2380341A - Diesel fuels : en
  • AU1140443A - Improvements relating to reciprocating pumps : en
  • CA428638A - Spring testing device : en fr
  • CH238369A - Dining equipment. : de en
  • GB570481A - Improved means for atomising and injecting fuel into internal combustion engines to facilitate the starting thereof : en
  • GB570593A - An improved apparatus for use on power driven tractors for covering seed potatoes and for like purposes : en
  • US2380003A - Textile product : en
  • GB570505A - Improvements in or relating to brassieres : en
  • US2380323A - Plow : en
  • US2379949A - Hydraulic device : en
  • US2380354A - Builder motion : en
  • GB570594A - Improvements relating to screens for stereoscopic projection : en
  • FR900941A - Jacquard device for circular knitting machines : en fr
  • AU126073B2 - Polyphase gas filled rectifiers : en
  • US2380211A - Fluorescent lamp mounting : en
  • FR900822A - Envelope letter : en fr
  • GB570502A - Improvements in and relating to control and testing circuits using gas discharge tubes : en
  • FR900772A - Alternative control device, especially for artificial incubator buckets : en fr
  • FR900978A - Method and device for manufacturing endless flexible pipes and liner : en fr
  • GB570490A - Improvements in and relating to shaping machines : en
  • FR900981A - Telegraph device : en fr
  • FR900814A - Improvement in lighting devices : en fr
  • FI20673A - Transformer transformer : en fi
  • US2380054A - Means for welding : en
  • GB570577A - Improvements in and relating to conveyors : en
  • FR900987A - Lock device or valve for pneumatic conveyors : en fr
  • FR900889A - Automatic machine for varnishing and rubberizing the bottoms of metal cans : en fr
  • GB570545A - Improvements in panels for floor or roof constructions : en
  • US2380046A - Method of making coffee extract : en
  • FR900751A - Reinforcing bar for reinforced concrete : en fr
  • GB570497A - Improvements in or relating to d.c. generators : en
  • FR900916A - Casting mold for particularly large parts, for example crankshaft housings of internal combustion engines : en fr
  • GB570500A - Improvements in mineral and fatty lubricating oils and greases : en
  • US2380348A - Joint structure : en
  • GB570495A - Improvements in or relating to the construction of walls, buildings or the like : en
  • FR900807A - Improvement in the manufacture of small power asynchronous electric motors : en fr
  • GB570483A - Improvements in registering and trimming of printing plates : en
  • US2379869A - Directional compass for aircraft trainers : en
  • FR900944A - Device for facilitating, in cold weather, the starting and operation of engines, especially vehicle engines : en fr
  • FR900778A - Improvements to the mode of suspending files in vertical filing : en fr
  • FR900806A - Automobile car : en fr
  • FR900919A - Device for obtaining illuminated inscriptions : en fr
  • FR900969A - Pliers : en fr
  • GB570595A - Improvements in building construction : en
  • US2380012A - Drive for vehicles : en
  • GB570534A - Improvements relating to the yarn guides of yarn winding machines : en
  • US2379904A - Multiple unit floating dry dock : en
  • US2380242A - Telemetering system and apparatus : en
  • US2380266A - Corset-type garment : en
  • US2379930A - Filter : en
  • FR900840A - Guide bar arrangement method for small tillage implements : en fr
  • US2379977A - Trimmer tab control for airplanes : en
  • AU2186845A - Improvements relating to filtering media for lubricating oils : en
  • FR900796A - Measuring vessel : en fr
  • FI20688A - Sätt att svetsa med gas : en fi
  • US2380225A - Electron discharge device : en
  • CA428653A - Transmission mechanism : en fr
  • US2380278A - Aerial apparatus : en
  • US2380107A - Tubing : en
  • US2380231A - Apparatus for analyzing recorded data : en
  • GB570549A - Improvements in and relating to guiders for travelling webs : en
  • US2380362A - Load indicating hydraulic jack : en
  • FR900896A - Signaling lamp, in particular for traction installations : en fr
  • US2379929A - Separating protein from waste material : en
  • CA428730A - Polymerization process : en fr
  • FI20675A - Anordning vid i skåp inbyggda torrlikriktare : en fi
  • USD141854S - Design for a jacket : en
  • US2380223A - Toy rocket chute : en
  • US2379984A - Simplified drive for cutting tools : en
  • US2380363A - Light polarizer and process of manufacture : en
  • FR900964A - Sole with straps or other similar fasteners : en fr
  • CA428715A - Iron cored inductance control : en fr
  • CA428713A - Radio receiver selectivity control : en fr
  • USD141840S - Gas control knob for stoves or the like : en
  • FR900993A - Drive mode for lowerers in a measuring pocket or corridor to be loaded with transported material, in particular in bin extraction systems : en fr
  • GB570547A - Improvements in or relating to magnetic compasses : en
  • GB570591A - Improvements in and relating to electric valve circuits : en
  • CH238379A - Universal joint. : en fr
  • CH238319A - Pants-like clothing for toddlers. : de en
  • US2380069A - Heavy-duty portable crane : en
  • GB570563A - Low plasticity rubber : en
  • GB570603A - Improvements in cushion tyres : en
  • US2379872A - Electronic control apparatus : en
  • US2380051A - Hydraulic valve adjusting means : en
  • FR900841A - Method and device for determining the thickness of the layer of varnish and paint on sheets and in finished containers made of iron, steel or other metals : en fr
  • FR900883A - Self-adjusting choke coil : en fr
  • FR900868A - Telecommunication cables with several groups of stranded conductors without screen for transmission by multiple carrier frequencies at long distances : en fr
  • FR900782A - Application of carboxylic acids and their salts to washing liquids, textile treatment baths, etc., and metal complexes formed during this application : en fr
  • USD141827S - Design tor a rheostat : en
  • CH238434A - Snap switch interacting with a flexible pulling element. : de en
  • US2380365A - Bonded joint or section of elastic fabric : en
  • FR900908A - Device using infrared rays to act as both a heater and a moving air saturator : en fr
  • GB570540A - Improvements relating to sliding doors and panels : en
  • FR900785A - Saw frames and keys : en fr
  • FR900878A - Synchronous control for stepped regulators of transformers, inductors and the like : en fr
  • US2379856A - Electrical mechanism and wiring circuits therefor : en
  • US2379893A - Conduit clip and securing means : en
  • CA428719A - Card file : en fr
  • GB570529A - Improvements relating to moulding powders : en
  • US2379886A - Fishhook making machine : en
  • US2379934A - Package : en
  • US2380200A - Magnesium base alloy : en
  • CH238333A - Process for the preparation of 2-methyl-buten-1-one-3. : de en
  • US2380034A - Camera magazine : en
  • US2380129A - Antioxidants : en
  • FR900808A - Apparatus which can be used for plotting (marking) workpieces or as a support for workpieces when drilling, milling or the like : en fr
  • FR900869A - Removable connection for high currents for tilting electric oven : en fr
  • FR900903A - Internal combustion engine and thermal using the phenomenon of total vaporization : en fr
  • US2380052A - Jewelry box : en
  • US2380026A - Cooling device for metal rectifiers : en
  • US2380062A - Cyanomethyl crotonates : en
  • GB570457A - Weft carriers for shuttleless looms : en
  • GB570518A - Improvements in work holding clamps : en
  • USD141848S - Ornamental box or similar article : en
  • CA428695A - Bogey assembly with trailing axle : en fr
  • CH238346A - Writing material consisting of an ink container and a pen with a handle. : de en
  • US2380369A - Valve gear mechanism : en
  • USD141842S - Combined faucet spray and escutcheon plate : en
  • CH238411A - Circuit for feeding large, electrode-heated glass melting furnaces. : de en
  • DK63692C - Procedure for the production of anodised aluminum packaging. : da en
  • FR900887A - Belt conveyor composed of separate elements : en fr
  • US2379895A - Crystallizing apparatus : en
  • US2380006A - Method of preparing sulphanilyl guanidine : en
  • US2380137A - Fabric and garment construction : en
  • FR900773A - Automatic device to improve the behavior of vessels at sea : en fr
  • CA428751A - Electric tool : en fr
  • CH238297A - Water heater. : en fr
  • US2379970A - Safety window screen and door lock : en
  • US2380109A - Method and apparatus for casting metal bodies : en
  • US2379907A - Weld rod slitter : en
  • CH238447A - Process for the production of a metallizable dye. : de en
  • US2380124A - Heddle frame for looms : en
  • US2380188A - Spark and slug catching chute : en
  • USD141818S - Pressure cooker or the like : en
  • US2379881A - Stiffening material : en
  • US2380216A - Lens system : en
  • CA428676A - Loose leaf binder : en fr
  • CH238312A - Process for the production of artificial structures from cellulose or cellulose derivative xanthates. : de en
  • AU2067545A - Refrigeration : en
  • CH238381A - Hydraulically controlled transmission gear. : de en
  • US2380119A - Anchor : en
  • US2380162A - Snow runner for baby carriages : en
  • USD141812S - Design for a tot rattler : en
  • US2380169A - Gas heater : en
  • US2380257A - pasinski : en
  • US2380092A - Coffee product : en
  • US2379874A - Compensated measuring element : en
  • CA428745A - Telephone transmission regulation system : en fr
  • USD141839S - Design for a chair : en
  • US2380000A - Magazine feed solid fuel heater : en
  • CH238313A - Device for wrapping thread in truncated conical coils. : en fr
  • US2380276A - Welded structure : en
  • US2380299A - Stabilized rubber compositions : en
  • CH238339A - Device for automatic adjustment of the tensile stress of a material web. : de en
  • CH238371A - Grinding machine. : de en
  • AU1201943A - Baby carrying device : en
  • CH238306A - Fireplace. : en fr
  • CH238385A - Internal combustion engine. : de en
  • CA428739A - Oscillatory member mounting : en fr
  • AU120125B2 - Improvements in or relating to optical projection apparatus : en
  • US2380197A - Double-loop four-pole directional element : en
  • CA428753A - Pleated skirt : en fr
  • FR900995A - Device for fixing the handles of various pots or utensils : en fr
  • CA428679A - Heating method and apparatus : en fr
  • FR900877A - Process for drying fibrous bodies : en fr
  • FR900980A - Camera with removable roll film magazine : en fr
  • FR900949A - Method and device for suppressing the flicker of light in the reproduction of an image transmitted by television : en fr
  • GB570600A - Improvements in or relating to worm gear mountings : en
  • CA428632A - Pleated skirt : en fr
  • US2380106A - Game : en
  • USD141837S - Combined evening dress and pantaloons : en
  • CH238435A - Recreational vehicle for railways. : en fr
  • USD141867S - Decorative wall material unit or the like : en
  • CH238359A - Control unit for waterproof timepiece. : en fr
  • CH238365A - Automatic lap. : en fr
  • CA428663A - Lamp filament mount : en fr
  • US2379875A - Airplane : en
  • US2380195A - Safety paper and ink therefor : en
  • GB570590A - Improvements in or relating to the manufacture of vinyl resin filaments : en
  • CA428611A - Spark plug : en fr
  • AU988243A - Apparatus for coating molds : en
  • FR900977A - Liquid controlled injection valve, for internal combustion engines : en fr
  • CA428735A - Scale indicating mechanism : en fr
  • USD141861S - Design fob a container cap : en
  • US2380315A - Double acting reciprocating air motor : en
  • US2380030A - Slide-lock device : en
  • US2380148A - Fuel injecting means for internalcombustion engines : en
  • US2380220A - Boat : en
  • AU124539B2 - Improvements in transmission gearing for use on driving shafts : en
  • US2380031A - Vehicle structure, especially vehicle front end structure : en
  • US2379933A - Illumination of rooms : en
  • US2380361A - Manufacture of shovels or the like : en
  • CA428654A - Transmission control : en fr
  • US2380011A - Germicidal preparations : en
  • GB570456A - Improvements relating to vehicle blind actuating mechanisms : en
  • FR900758A - Process for heat treatment of textile materials and products thus obtained : en fr
  • GB570543A - Improvements in or relating to motor-driven fans employed in ventilating or like installations : en
  • FI20676A - Anordning vid elektriskt upphettade elektrodångpannor med effektförbruknings- och saltkoncentrationsregulatorer : en fi
  • GB570567A - Improvements in molded headgear and methods of making the same : en
  • FR900862A - Concentric cables for high frequency energy : en fr
  • FR900847A - Furnace casing : en fr
  • GB570504A - Improvements relating to oil filters : en
  • US2379911A - Article handling apparatus : en
  • CA428714A - Co-axial line frequency amplifier : en fr
  • FI20682A - Fertilizers and equipment for the extraction, maturing, inspection or testing of articles, cores or powders : en fi
  • GB570488A - Improvements in systems for the secret electrical transmission of speech : en
  • FR900804A - Process for manufacturing spongy and porous objects from synthetic resins, particularly vinyl halides and copolymers and objects thus obtained : en fr
  • GB570598A - Improvements in and relating to bottles and other containers of fuel for the fillingof cigarette lighters : en
  • USD141860S - Design for a compact : en
  • CH238441A - Process for the preparation of a new diacyl derivative. : de en
  • GB570582A - Improvements in the anti-shrinking treatment of animal fibres : en
  • US2379887A - Steam power plant : en
  • AU2182245A - r "Improvements in or relating to tubular containers lor electrical condensers or other apparatus : en
  • FR900821A - Improvements to horse hoes improving the usability of parallelogram bars : en fr
  • GB570523A - Improvements in or relating to pressure-sensitive adhesive tapes : en
  • US2380071A - Welding band for pipe joints : en
  • FR900842A - Die-casting machine, piston compression, for metalworking : en fr
  • US2379942A - Cable terminating means : en
  • FR900871A - Process of material action on liquids : en fr
  • FR900784A - Camshaft for combustion engine : en fr
  • FR900825A - Dye paste for dyeing live hair : en fr
  • GB570561A - Improvements in the manufacture and use of azo dyes : en
  • US2379866A - Duplex balance indicator : en
  • US2380232A - Telephone or like system : en
  • CH238391A - Gas turbine plant. : de en
  • US2380258A - Cash register : en
  • US2380018A - Coupler supporting and centering device : en
  • US2380298A - Harrow : en
  • AU130936B2 - Crane : en
  • CH238323A - Shoe. : de en
  • FR900931A - Manufacturing process of resistance elements : en fr
  • US2380194A - Closure feeding and embossing mechanism : en
  • FR900793A - Device for automatic feeding of plastic presses : en fr
  • GB570507A - Improvements in or relating to chairs or go-carts for children : en
  • FI20691A - Lottery ticket : en fi
  • FR900823A - Manufacturing process of baby carriages and cars obtained by this process : en fr
  • FI20694A - Device for extinguishing foam risers, especially in air foam pipes : en fi
  • FR900904A - Mobile tablet for bed service : en fr
  • GB570519A - Production of butyl alcohol and acetone by fermentation : en
  • GB570606A - A method of and apparatus for quenching hot fuel : en
  • GR10404B - PORTABLE HOME OVEN. : el en
  • US2380269A - Apparatus for bonding one article to another : en
  • GB570475A - Improvements in apparatus for cutting bundles of artificial filaments to form staplefibres : en
  • CA428703A - Set stabilized plaster : en fr
  • AU972143A - Improvements in and relating to means for peeling onions potatoes and certain other vegetables : en
  • CH238347A - Skill toys. : de en
  • US2379897A - Amplifier system : en
  • US2380048A - Pothead : en
  • US2380351A - Arterial embalming method and arterial embalming fluid : en
  • US2380268A - Motor control : en
  • AU133666B2 - Improvements in or relating to tubular containers for electrical condensers or other apparatus : en
  • US2380086A - Railway car structure : en
  • US2379924A - Window guide : en
  • US2379858A - Winch : en
  • US2380252A - Treatment of paper machine waste water : en
  • USD141826S - Design fob a hot-air furnace : en
  • US2379980A - Lock nut : en
  • AU2182445A - Improvements in or relating to tubular containers for electrical condensers or other apparatus : en
  • US2380004A - Duplicating apparatus : en
  • CA428661A - Triazine derivative : en fr
  • US2380102A - Seat for invalid transfer devices : en
  • AU2243645A - Improvements in and connected with portable pressure applying means for cheese presses : en
  • CH238330A - Process for the preparation of a new amide derivative. : de en
  • US2380156A - Well drilling : en
  • US2380305A - Lubricating oil composition : en
  • CA428728A - Modified castor oil production : en fr
  • GB570498A - Improvements in or relating to photographic tone correcting masks : en
  • GB570501A - Improvements in filtering apparatus : en
  • GB570522A - Coal dust fired furnaces for heat exchangers for heating gases and vapours to a high temperature : en
  • CH238420A - Test circuitry in electrical telecommunications systems. : de en
  • US2380254A - Method of inhibiting hydrochloric acid against corrosiveness to ferrous metals : en
  • USD141862S - Picture frame or the like : en
  • CH238466A - Process for the production of a new azo dye. : de en
  • US2379939A - Rubber to metal adhesive and method of making same : en
  • US2379957A - Grinder : en
  • FR900882A - Accounting machine : en fr
  • US2380010A - Hydrocarbon conversion : en
  • GB570588A - Improvements in or relating to the treatment of yarns, foils and similar materials made of organic derivatives of cellulose : en
  • CH238373A - Screwdriver blade for multi-hole wrenches. : de en
  • CH238388A - Free piston internal combustion engine system. : de en
  • CA428721A - Fruit juice machine : en fr
  • US2380077A - Wax-oil separation : en
  • US2380280A - Chemical sensitizing of emulsions : en
  • GB570492A - Improvements in or relating to end fastenings for straps : en
  • CA428670A - Alkylene polyamine making process : en fr
  • GB570460A - Improvements relating to the manufacture, repair and retreading of pneumatic tyres : en
  • GB570461A - Improvements in or relating to adhesive compositions comprising polymerised chloroprene and in or relating to methods of preparing such compositions : en
  • GB570536A - A wrench for lugged couplings of the type used on fire engines, fire fighting equipment and the like : en
  • CH238461A - Process for the production of a new azo dye. : de en
  • FR900783A - Steering device for motor sledges : en fr
  • FR900928A - Device eliminating harmful load phenomena in braun tubes : en fr
  • GB570533A - Process for the manufacture of an (ª‡, ª†-dihydroxy-ª‰ ª‰-dimethyl-butyryl)-ª‰-amino-butyric acid salt : en
  • FR900968A - Method and device for distilling and gasifying oil shales and other ash-rich fuels : en fr
  • CA428622A - Quack grass plough : en fr
  • US2380091A - Hinge support : en
  • US2380221A - Metal belt guiding mechanism : en
  • FR900927A - Process of photographic reproduction of line drawings : en fr
  • US2380172A - Conveying means : en
  • US2380038A - Tapered end strand mass : en
  • CH238352A - Method and device for actuating at least one organ as a function of the moisture content of webs of material which receive an electrostatic charge due to the friction occurring during their movement. : de en
  • AU120117B2 - Improvements in or relating to method of generating hydrocyanic acid : en
  • DK63688C - Procedure for increasing the whiteness of photographic images on opaque carriers or of the luminosity of the surface coloration of such images. : da en
  • FR900752A - Row seeder : en fr
  • FR900940A - Laminated panel : en fr
  • GB570512A - Improvements in or relating to under water welding : en
  • FR900920A - Coiled coil spring rotary drive system : en fr
  • FR900992A - Construction device comprising clamping means for exerting pressure during the assembly of parts, in particular of wood, for airplanes : en fr
  • US2379876A - Excavating equipment : en
  • US2380090A - Washing machine : en
  • GB570553A - Improvements in or relating to photoelectric cells : en
  • FR900768A - Apparatus for shaping surfaces, including grinding and polishing : en fr
  • US2380111A - Helically wound body : en
  • CA428659A - Voltage regulating circuit : en fr
  • GB570478A - Improvements in circuits for the demodulation of frequency-modulated signals : en
  • US2380122A - Monoazo dyestuffs : en
  • US2380063A - Cyanomethyl cinnamates : en
  • US2380105A - Airplane landing and retarding apparatus : en
  • USD141865S - Design for a caliper or similar article : en
  • US2379941A - Printing machine : en
  • US2380167A - Loading machine : en
  • US2379968A - Trimming machine : en
  • US2380240A - Separable fastener : en
  • FR900844A - Adjustment device for electric ovens with several heating elements : en fr
  • CA428722A - Gauging device : en fr
  • US2380175A - Umbrella doll : en
  • GB570592A - Improvements in apparatus for emptying containers of granular and pulverulent materials : en
  • AU128004B2 - Improvements in or relating to tubular containers for electrical condensers or other apparatus and apparatus for making such containers : en
  • CA428667A - Flatiron cord assembly : en fr
  • US2380219A - Spray coating composition : en
  • US2379993A - Centrifugal : en
  • CA428752A - Angle construction device : en fr
  • CH238370A - Machine for processing, especially grinding, of spur gears with helical teeth. : de en
  • CH238395A - Method for insulating windings of high voltage transformers and reactors. : de en
  • US2379996A - Transmitting system : en
  • US2380060A - Laminated gangway : en
  • AU2177745A - Process and apparatus for cleaning textile fibres : en
  • US2380114A - Mounting for electric fuses : en
  • US2380135A - Pelt stretcher : en
  • US2379988A - Steel alloys : en
  • USD141844S - Design for a goggle frame : en
  • US2379952A - Coaxial impedance element : en
  • CA428643A - Insert expanding tool : en fr
  • USD141855S - Design for a toy : en
  • US2380116A - Stapling mechanism : en
  • US2380125A - Safety control for fuel burners : en
  • US2380068A - Oil seal puller : en
  • US2380314A - Automatic work feeding attachment for drill presses : en
  • FR900971A - Method for increasing the degree of swelling of natural products containing starch or starch and albumin : en fr
  • CA428710A - Sound recording apparatus : en fr
  • CH238460A - Process for the production of a new azo dye. : de en
  • FR900974A - Improvements to welded metal frames : en fr
  • US2380304A - Lubricating oil composition : en
  • CH238424A - A device having an expansion temperature sensor as a transmitter and a receiver. : de en
  • CH238463A - Process for the production of a new azo dye. : de en
  • US2380072A - Sulphurized hydrocarbon and method of preparation : en
  • US2380357A - Follow-up device, more particularly for machine tools : en
  • CA428733A - Polymerization process for catalyst removal : en fr
  • US2379914A - Recovery of rare sugars : en
  • US2380329A - Battery opening apparatus : en
  • USD141845S - Design for a brooch pin or similar article : en
  • USD141869S - Decorative wall material unit or the like : en
  • FR900929A - Process for filling holes in objects made of metal or other material, or for welding parts of an object : en fr
  • GB570575A - Improvements in or relating to tunnel type bogie furnaces : en
  • CA428677A - Rotary card index : en fr
  • USD141849S - Design for a garment hanger : en
  • US2380112A - Drill : en
  • US2379928A - Spectacles : en
  • CA428634A - Prospecting method for oil and gas : en fr
  • FR900922A - Safety device for sliding feeler, applicable to the shuttle box of looms : en fr
  • US2379922A - Window control mechanism : en
  • AU1125543A - Improvements in and relating to supervisory signalling arrangements for use in automatic telegraph systems : en
  • AU2184045A - Improvements in or relating to reduction of Molybdenum Trioxide : en
  • FI20689A - Malm- eller stenkross : en fi
  • US2380053A - Refrigerating apparatus : en
  • CA428674A - Rotary card index and trays : en fr
  • US2380248A - Purification of trinitrotoluene : en
  • US2379926A - Window guide : en
  • FR900872A - Printing device for date stamp : en fr
  • FR900826A - Control for rolling mills : en fr
  • FR900801A - Execution of reinforced concrete floors with rapid sheet metal formwork, allowing to establish an ordinary plaster ceiling with air mattress : en fr
  • FR900938A - Tool to fight forest fires : en fr
  • AU1160543A - Improved means for preventing or hindering the detachment of parts connected by 'bayonet' and like joints : en
  • US2380157A - Production of cellulose derivatives : en
  • US2380100A - Dyeing machine : en
  • GB570542A - Improvements in or relating to means for controlling feed water pumps : en
  • FR900988A - Method for producing the metal wire reinforcement of electric cables : en fr
  • GB570559A - Electrolyte for secondary electrical batteries : en
  • US2379953A - Liquefied gas expander : en
  • USD141816S - Design for a bottle opener : en
  • US2379969A - Dry-shaving apparatus : en
  • US2380352A - Lug strap holder for picker sticks : en
  • CA428623A - Cellulose ester production : en fr
  • CH238290A - Electrical switching device, in particular on an electric fence. : de en
  • US2380218A - Pedal rod mounting or the like : en
  • CH238342A - Holding device for magazines and the like. : de en
  • CH238422A - AC-powered tube generator. : de en
  • CH238439A - Device for preventing the milk from overflowing during boiling. : de en
  • US2380096A - Manufacture of lead oxide : en
  • US2380301A - Bandalore toy : en
  • US2380309A - Vehicle stabilizer : en
  • US2380055A - Clamping mechanism for machine tools : en
  • CA428649A - Knitting machine : en fr
  • CA428720A - Fruit juice machine : en fr
  • GB570537A - Improvements in insecticides : en
  • FR900759A - Nitrogen-containing cyclic polycarboxylic acids or functional derivatives thereof and process for their preparation : en fr
  • US2379877A - Calculating machine : en
  • CA428671A - Amino-alkyl compound making process : en fr
  • GB570510A - Improvements in ovens particularly for pottery-ware : en
  • GB570466A - Improvements in and relating to noise limiting circuits for signal-modulated carrierwaves : en
  • FR900864A - Device for mixing molten metals : en fr
  • US2380061A - Cyanomethyl esters of dicarboxylic acids : en
  • FR900901A - Process for accelerating the dissolution of cellulose xanthogenates in aqueous solutions of caustic soda : en fr
  • US2380262A - Solenoid initiating mechanism for machine guns or other devices : en
  • CH238349A - Micrometer case with means to use it as a micrometer stand. : de en
  • US2380349A - Footwear : en
  • US2380136A - Radio tube extractor : en
  • US2380318A - iixa i : en
  • US2379959A - Hood closure cap : en
  • US2380174A - Toy : en
  • FR900812A - Improvements with sachets and compresses for permanent waves and for all hot hair treatments : en fr
  • FR900921A - Piston with self-lubricating rings forming a labyrinth seal : en fr
  • FI20669A - Armpit tag : en fi
  • GB570467A - Dehydrogenation process and catalyst : en
  • US2380338A - Cosmetic contaner : en
  • US2379868A - Pump seal construction : en
  • US2380212A - Apparatus for article working : en
  • US2380277A - Clamp for drawbenches or the like : en
  • AU120115B2 - Improvements relating to reciprocating pumps : en
  • US2380014A - Centrifugal separator : en
  • US2380333A - High frequency antenna : en
  • DK63694C - Procedure for Spraying with Heated Nitrocellulose Varnishes. : da en
  • AU1206943A - An improved collapsible stretcher : en
  • CH238427A - Set of pieces for making toys, models or displays. : en fr
  • FR900997A - Spot welding process : en fr
  • CH238415A - Object for make-up removal. : en fr
  • FR900935A - Discharge device for coal distillation furnaces : en fr
  • FR900859A - Crankshaft for two-stroke and twelve-cylinder in-line engines : en fr
  • AU1164343A - Improvements in or relating to method of generating hydrocyanic acid : en
  • AU1091943A - Improvements in or relating to bead locking devices for pneumatic tyres : en
  • FR900979A - Periodically operating heat transmission system, for auxiliary pumps in cold producing devices and other applications : en fr
  • CA428660A - Diazine derivative : en fr
  • AU2192145A - Improvements'in or relating tothe manufacture of solid polymers and interpolymers of ethylene : en
  • US2380002A - Method of making heat exchangers : en
  • US2379950A - Ink compositions : en
  • FR900854A - Special attachment for fixing crosspieces and all frames in constructions : en fr
  • CH238377A - Lighter. : en fr
  • CA428701A - Oxidized iron ore concentration : en fr
  • CA428746A - Switching mechanism : en fr
  • GB570558A - Improvements in means for sighting guns and orientating scientific instruments : en
  • US2380284A - Method of cleaning ferrous metal articles : en
  • CA428612A - Milling cutter manufacture : en fr
  • CH238390A - Gas turbine plant. : de en
  • US2379896A - Snap fastener : en
  • FR900939A - Device allowing the instant replacement of a lamp of t. s. f. by another requiring a different voltage : en fr
  • FR900990A - Machine for checking and classifying sleeves, rollers, balls and other similar parts : en fr
  • AU2085745A - Improvements in or relating to isoxazole derivatives and process of making thesame : en
  • AU2126645A - Control of high frequency generating system for use in high frequency heating systems andthe like : en
  • FR900933A - Revolving centers with combined bearings and thrust bearing for machine tools in general : en fr
  • GB570579A - Improvements in and relating to multi-way electric switches : en
  • GB570608A - Hand sieve : en
  • CA428747A - Wave transmission network : en fr
  • GB570526A - Device for the sparkless interruption of a multi-phase circuit : en
  • AU1146843A - Improvements in or relating to optical projection apparatus : en
  • DK63687C - Check valve. : da en
  • FR900836A - Bag for mineral matter : en fr
  • GB570544A - Improvements relating to the removal of components of liquids by adsorption : en
  • AU129403B2 - Improvements relating to filtering media for lubricating oils : en
  • GB570476A - Improvements relating to integrating electricity meters : en
  • CH238304A - Boiler. : en fr
  • CH238386A - Working method for two-stroke internal combustion engine operating on the diesel principle with supercharging and device for carrying out this method. : de en
  • US2379982A - Truck : en
  • GB570474A - High frequency coil with variable inductance : en
  • AU120118B2 - Improvements in or relating to terminal assemblies for electric circuits : en
  • US2380358A - Polymerization of olefins : en
  • GB570459A - Electric vaporizers : en
  • IE16836L - Electrical plugs : en
  • CH238291A - Sliding window. : de en
  • USD141859S - Design for a fountain pen : en
  • FI20705A - Ownership or indication bomb : en fi
  • FR900839A - Method and device for aeration of musts in the manufacture of yeast : en fr
  • US2380320A - Machine for making radio tube heater elements : en
  • FR900875A - Slip modulus measuring device : en fr
  • FR900820A - Apparatus for determining the relative proportions of the mixed constituents of a composite material : en fr
  • GB570564A - Improvements in or relating to the manufacture of polymerisation products from polymerisable organic chlorine compounds : en
  • FR900893A - Method and device for coating the inner side of spirally wound cardboard tubes : en fr
  • US2380217A - Conduit closure : en
  • US2379863A - Holder for razor blades : en
  • US2380210A - Telecentric lens system : en
  • US2379975A - Clothes drying rack : en
  • US2380293A - Magnetically biased telephone ringer : en
  • DK63689C - Steering mechanism for Mederne by Motor Sled. : da en
  • FR900923A - Process for obtaining food products which can withstand cooking well, from potato starch : en fr
  • GB570607A - Improvements in or relating to electric arc lamps : en
  • FR900765A - Surgical instrument, in particular catheter, and method of manufacture thereof : en fr
  • US2380191A - Shock absorber : en
  • US2380334A - Inertia door operating device : en
  • CH238402A - Contact device on a column type switch. : de en
  • US2380332A - Apparatus for introducing a coolant into grinding wheels : en
  • US2380193A - Harvesting machine : en
  • FR900902A - Device for facilitating the inflation of bicycle tires and the like by means of a hand pump : en fr
  • FR900834A - Optical system : en fr
  • FR900917A - Process for treating albumin in milk to make it suitable for threshing : en fr
  • US2379912A - Nucleic acid : en
  • US2380233A - Hand loom : en
  • US2379923A - Window guide : en
  • US2380371A - Meat slitting machine : en
  • US2380308A - Clutch : en
  • US2380241A - Viewing system : en
  • US2380251A - Electromagnetic gauge : en
  • US2379974A - Cellulosic lacquer : en
  • US2379892A - Lock nut : en
  • FR900799A - Condensation products and their preparation process : en fr
  • GB570605A - Improvements in and relating to obstruction light circuits : en
  • CH238409A - Thermal relay to protect electrical lines, machines and apparatus against overload. : de en
  • US2380246A - Preparation of aromatic nitrocompounds : en
  • US2380085A - Rotor : en
  • AU131748B2 - Refrigeration : en
  • CA428707A - Signalling system : en fr
  • US2380041A - Fuel burning apparatus : en
  • US2379954A - Motor operator : en
  • USD141850S - Design for a rolling pen-cil : en
  • US2380132A - Instant heater for liquids : en
  • CA428626A - Motorcycle : en fr
  • CA428755A - Steam generator : en fr
  • CA428732A - Copolymer of isobutylene and dimethallyl : en fr
  • CH238399A - Electrical insulating material made of glass fabric, in particular glass silk fabric, as a carrier material and a layered inorganic insulating material in the form of foil platelets connected to it by means of a binding agent. : de en
  • US2380209A - Positioning means : en
  • US2380081A - Method of evaluating the content of gas reservoirs : en
  • USD141831S - Design fob a stokeb : en
  • US2380087A - Processing of molasses and the like : en
  • US2380204A - Gun perforator : en
  • CA428686A - Diaphragm valve : en fr
  • FR900798A - Improvements in processes for hardening and making artificial albumin threads impermeable to water : en fr
  • US2380364A - Food handling apparatus : en
  • US2380238A - Method and apparatus for producing cast metal bodies : en
  • CH238328A - Production process for aldols. : en fr
  • AU131316B2 - Improvements in Oscilloscopes : en
  • US2379917A - Esters of carboxycellulose : en
  • US2380256A - Refrigerating apparatus : en
  • CA428642A - Stand for christmas trees : en fr
  • CH238292A - Dismountable truss construction. : de en
  • CH238401A - Gas pressure switch. : de en
  • CA428705A - Screw manufacture : en fr
  • CH238320A - Trousers. : de en
  • US2380079A - Gyroscopic angular velocity indicator : en
  • US2380245A - Apparatus for effecting catalytic reactions : en
  • CH238325A - A method for freezing fruit, fruit juices, milk and similar liquids, and apparatus for carrying out this method. : de en
  • CH238449A - Process for the production of a metallizable dye. : de en
  • AU120133B2 - Improvements in or relating to bead locking devices for pneumatic tyres : en
  • CH238438A - Shock absorber for aircraft landing gear. : en fr
  • CH238436A - Control device in compressed air braking device. : de en
  • GB570587A - Improvements in or relating to reinforced concrete floors : en
  • CA428657A - Bulldozer mounting : en fr
  • FR900894A - Manufacturing process of hollow cylinders with intermediate bottom and equipment allowing its implementation : en fr
  • FR900972A - Engine assembly of double-decker buses : en fr
  • US2380282A - Remote signaling system : en
  • US2380327A - Bearing : en
  • CH238368A - Method for joining rubber-like synthetic materials. : de en
  • CH238331A - Process for the production of urea. : de en
  • FI20699A - Cylinder lock : en fi
  • FR900963A - Cutting machine for wood : en fr
  • US2379945A - Speed control governor : en
  • AU965943A - An improved air filter for aircraft instruments : en
  • CH238382A - Press pumps for hydraulic presses, in particular fruit and grape presses. : de en
  • US2380103A - Plotting instrument : en
  • CA428647A - Paper roll handling apparatus : en fr
  • CH238288A - Drinking bowl with a bowl inserted into its housing. : de en
  • US2379962A - Cleaning tool : en
  • US2380307A - Oil-soluble resin and method of making the same : en
  • CA428620A - Tubular container : en fr
  • US2380120A - Engine : en
  • CA428613A - Furnace draft control means : en fr
  • CH238407A - Machine tool in which shafts to be synchronized are driven by synchronous motors fed by a common network. : de en
  • GB570468A - Indirectly heated thermionic cathodes for electron discharge devices : en
  • CH238289A - Process for filling in the fields of a building skeleton for the purpose of creating a space closure. : de en
  • AU120121B2 - Baby carrying device : en
  • FR900966A - Calibration device for checking the outside diameter of cylindrical mechanical parts : en fr
  • US2380008A - Process for impregnation of lime with carbon : en
  • US2380239A - Adhesives : en
  • US2380141A - Rosin modification : en
  • US2379902A - Floating dry dock and pumping apparatus : en
  • US2380287A - Dowel pin : en
  • CA428617A - Paper and textile processing : en fr
  • US2380260A - Stoker : en
  • AU2186645A - Q meter : en
  • FR900970A - Process for reducing the viscosity of organic cellulosic esters : en fr
  • GB570458A - Improvements in and relating to screening cans for electron discharge tubes : en
  • GB570597A - Improvements in or relating to pressure gauges : en
  • US2380144A - Pump : en
  • CA428631A - Ophthalmic mounting : en fr
  • CH238318A - Filter bag with retaining ring for vacuum cleaner. : de en
  • CH238394A - Thick electrolyte mass for lead accumulators. : de en
  • CH238366A - Machine tool. : en fr
  • CH238413A - Apparatus for examining the voltage differences caused by the heart function. : de en
  • CA428675A - Card tray follower : en fr
  • CA428621A - Steam boiler : en fr
  • FR900819A - Process for rendering iron harmless in wastewater : en fr
  • CA428687A - High molecular guanamine manufacture : en fr
  • FI20698A - Anordning vid omställbara propellrar : en fi
  • CH238308A - Cooking device. : de en
  • US2380250A - Combined phonograph and projector : en
  • US2380110A - Furnace : en
  • CA428741A - Fastener member and installation : en fr
  • US2380065A - Apparatus for washing air, gases, or vapors : en
  • US2380222A - Pump seal and drive construction : en
  • US2379861A - Cover for the dials of instruments and the like : en
  • FR900965A - Improvements to electric cooking stoves : en fr
  • CH238392A - Tubular gas heater. : de en
  • CA428618A - File handle guide : en fr
  • CH238321A - Tool for closing open zippers. : de en
  • AU129827B2 - Q meter : en
  • CH238397A - Squirrel cage for electrical machines. : de en
  • CA428702A - Seat construction : en fr
  • CH238404A - Step switch, especially on transformers. : de en
  • CH238403A - Low-liquid circuit breaker. : de en
  • CA428683A - Rubber scrap reclaiming process : en fr
  • US2379983A - Welding mechanism : en
  • AU2172145A - Improvements relating to door latch device : en
  • GB570531A - Improvements relating to holders for safety razor blades adapted to deliver them singly : en
  • US2380367A - Gum package : en
  • CH238443A - Process for the preparation of a new diacyl derivative. : de en
  • US2380142A - Hydrogenated ketone resins : en
  • USD141815S - Design for a fishing reel frame : en
  • US2380171A - Time indicating mechanism : en
  • US2380294A - Method of treating and blending heating oils : en
  • FR900909A - Fast wall construction process : en fr
  • FR900769A - Trussing machine : en fr
  • FR900983A - Gasifier engine heater : en fr
  • GB570602A - Improvements in and relating to the dyeing of nylon fibres : en
  • GB570610A - Improvements in spinning frames for spinning from sliver contained in sliver cans : en
  • CA428692A - Torsion rod spring suspension : en fr
  • FR900985A - Electric motor for automatic telephone devices : en fr
  • US2380066A - Internal-combustion engine : en
  • US2380029A - Refrigeration : en
  • CA428717A - Frequency responsive control system : en fr
  • CH238423A - Tester for electron tube devices. : de en
  • US2379938A - Fluid power transmission mechanism : en
  • US2380285A - Excavator : en
  • US2379937A - Banding machine : en
  • US2380139A - Purification of extracting solvents : en
  • US2380247A - Trinitrotoluene : en
  • DK63684C - Pipe cleaner. : da en
  • US2380178A - Machine for cutting tubular members into rings : en
  • GB570539A - Improvements in or relating to glass to metal seals : en
  • US2380370A - Inflatable athletic ball and method of making same : en
  • IE16820L - Pipe joints : en
  • CH238372A - Electric device for dry sectioning hair or hair. : en fr
  • US2380108A - Method for testing the dynamic balance of wheels : en
  • US2380244A - Sensitometry : en
  • US2379909A - Determining vertical angle of incidence of radio waves : en
  • US2380182A - Inhaler : en
  • US2380177A - Null-type fluid manometer system : en
  • US2380229A - Directional aerial : en
  • US2380161A - Row crop header : en
  • FR900918A - Process for the production of soluble basic salts, in particular of aluminum and iron : en fr
  • GB570480A - Improvements in spray damping machines for damping fabrics : en
  • USD141841S - Design for a cooking stove : en
  • US2379899A - Radio communication system : en
  • US2380312A - Detonating fuse : en
  • US2380313A - Repair apparatus for vehicles : en
  • CH238376A - Loop intended to connect two flexible elements forming a link. : en fr
  • FR900856A - Cutting or drilling oil : en fr
  • US2380226A - Automatic compressor regulator : en
  • FR900788A - Electric coil especially for symmetrical oscillating circuits with adjustable inductance : en fr
  • CH238431A - Tear-off box. : de en
  • GB570462A - Improvements in or relating to dough-dividing machines : en
  • IE16870L - Rural telephone systems. : en
  • FR900846A - Improvements to devices for simultaneous control of the flow rates of two fluids in separate circuits : en fr
  • FI20700A - Anordning vid skjutfönster eller dylikt : en fi
  • US2379999A - Control operating mechanism : en
  • US2380113A - Flexible coupling : en
  • US2380271A - Method for obtaining high pressure distillate samples : en
  • US2379971A - Mold for binding books : en
  • US2379986A - Tall oil components separation : en
  • US2379946A - Safety device for firearms : en
  • CH238389A - Cooler-temperature regulator for heat engine, with heat recovery unit. : en fr
  • FR900753A - Broom : en fr
  • FR900881A - Cantilever brake for cycles, motorcycles and similar vehicles : en fr
  • USD141868S - Decorative wall material unit or the like : en
  • CH238337A - Process for the production of a new pigment dye. : de en
  • US2380199A - Foundation garment bust pocket : en
  • US2380303A - Friction draft gear for railway cars : en
  • US2380095A - Tube testing device : en
  • USD141830S - Design fob a coat : en
  • CH238335A - Process for the preparation of a derivative of 1-amino-5-oxy-naphthalene-7-sulfonic acid. : de en
  • FR900850A - All terrain vehicle : en fr
  • US2380015A - Heavy-duty control cable : en
  • FR900855A - monolithic construction element with definitive facings forming formwork : en fr
  • FR900953A - Engine : en fr
  • US2379951A - Coating machine : en
  • US2379859A - Stamp hinge folding, cutting, and packaging assembly : en
  • US2379973A - Apparatus for the manufacture of finned structures : en
  • FR900786A - Beam, for the rapid and complete constitution of a floor, comprising both a portion of the tiling and the ceiling : en fr
  • GB570556A - Improvements in and relating to dehydrogenation catalysts : en
  • FR900776A - Improvement in metal ribbon transmissions with tooth drive : en fr
  • FR900809A - Method of manufacturing bars from rings formed by centrifugal casting : en fr
  • FR900761A - Method and apparatus for the rapid scaling of piles of pebbles, etc. : en fr
  • US2380283A - Rotary pump : en
  • US2380263A - Apparatus for measuring the distance between visual axes of the eyes and for determining vertical inbalance of the eyes or eyeglass lenses : en
  • US2379990A - Pipe coupling : en
  • USD141833S - Fountain brush or the like : en
  • FR900924A - Electromagnetic trip unit for automatic overcurrent circuit breakers or similar devices : en fr
  • FI20690A - The way to make a jelly : en fi
  • FR900885A - Ingot mold for longitudinal casting : en fr
  • CA428624A - Cellulose derivative production : en fr
  • CH238465A - Process for the production of a new azo dye. : de en