• US2336777A - Transcription system : en
  • AU628342A - Improvements in electrical signalling systems : en
  • CH230176A - Automatic adjustment device for brakes on bicycles or aircraft wheels. : de en
  • US2336792A - Rubber product : en
  • NL55649C - : en
  • DE737402C - Switching device for the electrically influenced devices of motor vehicles, especially for horn and beeper : de en
  • CH230181A - Process for the production of aqueous emulsions which are stable in the concentrated as well as in the diluted state, which are suitable for treating textiles, paper and leather. : de en
  • US2336637A - Press : en
  • US2336652A - Adzing machine : en
  • DE743098C - Flexible, unbreakable record : de en
  • US2336613A - Geochemical well logging : en
  • US2336572A - Record card filing system : en
  • CA416985A - Stove : en fr
  • DE743105C - Writing paper with copy surfaces on the back : de en
  • GB557998A - Improvements relating to the bending of tubes : en
  • US2336709A - Marking machine : en
  • US2336906A - Marine propulsion attachment : en
  • DE742782C - Shoe piercing machine : de en
  • DE743137C - Ceramic product : de en
  • US2336635A - Vaporizer : en
  • US2336880A - Stereophonic conference system : en
  • CH230096A - Shooting range equipment with vertically adjustable target carriers. : de en
  • US2336672A - Preparation of thermosetting resin : en
  • CA417048A - PRODUCTION OF .beta.-ALANINE AND .beta.-ALANATE FROM ACRYLONITRILE : en fr
  • DE742427C - Stabilization of halogenated substances : de en
  • US2336820A - Folder : en
  • AU631442A - Electrical networks containing piezoelectric crystals : en
  • FR888582A - Process for degassing electron tubes, in particular speed modulating electron tubes or chi-ray tubes : en fr
  • GB557999A - Improvements in or relating to shock-absorbing mountings for the wheels of trucks and other vehicles : en
  • AU117852B2 - Improvements in or relating to electric valve systems : en
  • AU757442A - Improvements relating to overfeed mechanical stokers : en
  • CH230169A - Sealing seal for packaging sleeves. : de en
  • FR888575A - Maximum consumption measurement device : en fr
  • FR888624A - Process for preparing assimilable substances : en fr
  • US2336584A - Bag : en
  • US2336602A - Apparatus for rolling helicoid conveyer flight : en
  • US2336725A - Self-regulating sprinkler : en
  • FR888645A - Vernier caliper with slider immobilizer : en fr
  • US2336819A - Method and apparatus for perforating well casing by gunfire : en
  • US2336985A - Copolymerization product of cellulose compounds and method of preparing same : en
  • FR888425A - Lighter : en fr
  • CH230037A - Oven with water heater for connection to hot water circulation radiators. : de en
  • DK61685C - Signal systems with multi-concept signals, in particular for Railways. : da en
  • US2336484A - Pigmented lacquer emulsion : en
  • US2336628A - Method of felting sheet material : en
  • US2336932A - Facsimile retransmission method and apparatus : en
  • US2336631A - Gearing for aircraft : en
  • FI19780A - Förfaringssätt framställning av kalksalpeter i fast form : en fi
  • DE743112C - Support roller arrangement for caterpillar vehicles : de en
  • AU117847B2 - Improvements in or relating to refrigerator cabinets : en
  • DE743145C - Method of increasing the yeast growing power : de en
  • FI19823A - Gjutform : en fi
  • ES159688A3 - IMPROVEMENTS IN THE FACILITIES FOR THE IMPREGNATION OF FIBERS, FABRICS, PAPERS AND THE LIKE. : en es
  • DE743056C - Circular saw : de en
  • US2336838A - Dynamometer : en
  • GB558067A - Wrap stripe device for circular knitting machine : en
  • CA417005A - Welding method : en fr
  • US2336574A - Material distributing apparatus : en
  • CH230079A - Process for making shaped articles. : de en
  • ES153166A1 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • US2336732A - Electrode holder and connector : en
  • US2336814A - Rolling tamping apparatus : en
  • US2336502A - Isolation of heterocyclic nitrogen : en
  • US2336746A - Motion picture projector : en
  • DE742579C - Process for the preparation of monoazo compounds : de en
  • DE742929C - Device for freezing liquids : de en
  • ES159689A3 - A PROCEDURE TO OBTAIN HARDENED WOOD. : en es
  • DE743068C - March holster : de en
  • FI19795A - Refractive index for vertical centrifugal operation with metal cores with cores with a rotary shape and with still-shaped cores : en fi
  • FR888458A - Method and device for extinguishing fires, in particular of land, sea and air vehicles powered by combustion engines : en fr
  • FR888505A - Closed-circuit cooling of transformers, particularly for very high voltages and powers with superimposed windings with insulating sheaths allowing the passage of the refrigerant fluid : en fr
  • GB558023A - Improvements relating to aluminium alloys : en
  • FR888471A - Method of fusing glass legs in ampoules of electric discharge vessels, in particular in braun tubes : en fr
  • GB558011A - Improvements in or relating to the preparation of copolymers of cyclic imides of olefine dicarboxylic acids : en
  • FR888568A - Aero-condenser for the recovery of by-products from the carbonization of wood and similar materials : en fr
  • FR888635A - Safety device for filling pressurized gas or liquid cylinders from larger supply cylinders : en fr
  • FR888644A - Method and devices for testing and measuring the distortion of flat glasses and the like : en fr
  • GB558035A - An improved hole-cutting tool : en
  • FI19796A - Behandling and användning av glasfibrer och and andra siliciumhaltiga substantanser : en fi
  • DE742326C - Process for the production of Kuepen dyes of the fluoranthene series : de en
  • FR888464A - Electric slide resistance : en fr
  • AU768542A - Improvements in firehose : en
  • CA417040A - Surface roughness measuring apparatus : en fr
  • NL56478C - : en
  • US2336540A - Lined fiber tubing and process of making same : en
  • DE743017C - Process for the operation of image splitting tubes with storage effect : de en
  • AU598842A - Improvements relating to railway signalling systems : en
  • DE743154C - Device for regulating the run of superposed conveyors in flat track dryers : de en
  • GB558050A - Improvements in or connected with wrist joints for artificial arms : en
  • CA417039A - Gyroscope rotor mounting : en fr
  • CA416997A - Tractor-trailer : en fr
  • FI19824A - Fertility of equipment and apparatus for plastics or plastics : en fi
  • FR888625A - Compressor : en fr
  • US2336485A - Hydraulic check : en
  • US2336907A - Sulphonamide derivatives of urea and thiourea : en
  • CH230056A - Process for further knitting semi-finished or partially finished goods of any kind on a single or multi-barrel flat weft knitting machine and a flat weft knitting machine for carrying out this process. : de en
  • US2336909A - Facsimile recorder : en
  • DE743066C - Device for dropping and re-attaching the belt : de en
  • DE743143C - Fastening of reinforcements on the ends of profile iron segments for polygon or arch construction in the mine : de en
  • FR888412A - Improvements to mobile tables for drills or other machine tools : en fr
  • CH230054A - Process for the production of a stretchable rayon fiber band from a band of parallel endless threads. : de en
  • US2336678A - Lamp sealing apparatus : en
  • US2336493A - Distillation of organic liquids polymerizable by heat : en
  • FR888556A - Frequency modulated transmitter station with adjustable base frequency : en fr
  • US2336915A - Self-lubricating bearing or axle : en
  • US2336935A - Rock drill : en
  • FR888466A - Clip for clamping sheets of paper together or other similar applications : en fr
  • DE743094C - Method for the encapsulation of bearing shells on both sides : de en
  • FR888479A - Process for preparing dyes of the phthalocyanine series : en fr
  • GB558048A - Improvements relating to aircraft control surfaces : en
  • FR888618A - Stereoscopic drawing and painting process : en fr
  • US2336655A - Carton : en
  • US2336597A - Conversion of hydrocarbon oils : en
  • US2336969A - Snubber : en
  • FI19782A - Radiomottagningsapparat med en av ett tangentbord, en väljarskiva eller dlikt bestående stationsväljare : en fi
  • US2336683A - Gas lift pump : en
  • US2336705A - Templet : en
  • US2336799A - Ring-type variable-speed transmission : en
  • IE17512L - Luminescent materials : en
  • US2336480A - Lubricating system for aircraft superchargers : en
  • US2336855A - Electron discharge oscillation generator : en
  • DE743053C - Christmas tree stand : de en
  • US2336573A - Assembling apparatus : en
  • US2336918A - Piston : en
  • FI19804A - Anordning vid barkningsmaskiner och förfaringssätt for barkning i sådana Maskiner : en fi
  • US2336598A - Stabilization of organic substances : en
  • GB558005A - Improvements in snow ploughs : en
  • US2336886A - Electric circuit : en
  • DE742834C - Braking device for strollers : de en
  • US2336700A - Drain valve : en
  • US2336962A - Package making and filling machine : en
  • US2336982A - Press : en
  • FR888598A - Advanced bra : en fr
  • US2336874A - Method of and apparatus for producing hollow glass blocks : en
  • USRE22406E - Kotart duplicator : en
  • US2336970A - Brake arrangement : en
  • CH230070A - Process for the preparation of a 4,5-diphenylimidazolone- (2) -disulfonic acid. : de en
  • DE742691C - Electric adding machine : de en
  • DE742971C - Connector for profiled belts : de en
  • FR888417A - Device for drying and recovering the liquid impregnating a pulverulent material more particularly applicable to the recovery of concentrated hci impregnating lignin after hydrolysis : en fr
  • FR888437A - Lubricating products and their manufacturing process : en fr
  • FR888467A - Lacquer resins and their preparation process : en fr
  • FR888584A - Device for controlling the circuits of magnets of bolted devices for measuring short periods of time : en fr
  • DE742893C - Two or more cylinder shedding machine : de en
  • DK61710C - Automatic Firearm Charger Firearm. : da en
  • DE742952C - Device for applying divided models on mold plates : de en
  • DE743111C - Pipe supports, especially for the running gear of caterpillar vehicles : de en
  • FR888610A - Device for closing and disconnecting alternating current circuits : en fr
  • US2336825A - Pyrimidine compounds : en
  • FR888650A - Process for resolving or catalytically reforming oily hydrocarbons : en fr
  • DE740143C - Self-seller for the delivery of a certain amount of lumpy or powdery goods from a loose supply : de en
  • US2336651A - Removal of sulphur compounds utilizing alkali metal phosphate solution and process fo rthe regeneration of the same : en
  • US2337014A - Catalytic conversion : en
  • CA416973A - Polishing material for metal articles : en fr
  • CA417011A - Welding method : en fr
  • CH230034A - Heating device on downpipes of gutters to prevent freezing. : de en
  • US2336887A - Pressure regulating valve for hydraulic brakes : en
  • DE743095C - Roller hanger, especially for heavy curtains : de en
  • FI19819A - Anordning för alstring av dimma : en fi
  • GB558061A - Improvements in or relating to fluid flywheels and like torque transmitting devices utilising pressure liquid : en
  • GB558063A - Improvements in or relating to sterilizing drums : en
  • US2336673A - Electro-optical signaling system : en
  • CA417023A - Rail sanding device : en fr
  • CH230156A - Process for the production of a therapeutic preparation. : de en
  • DE742896C - Evaporator, especially for foaming liquids : de en
  • DE743102C - Hard seal for pipe flanges like tongue and groove : de en
  • NL55769C - : en
  • US2336778A - Treatment of acid setting baths used in the manufacture of cellulose products from viscose : en
  • US2336831A - Wheeled vehicle of the elevator type : en
  • CA417117A - Electric discharge tube : en fr
  • DE742903C - Process for stabilizing the controller operation in different interconnected networks : de en
  • CA416996A - Tractor-trailer vehicle : en fr
  • CH230194A - Process for the preparation of a blue-violet trisazo dye. : de en
  • DE742944C - Method and device for determining the usable structural values of a trial leg finally fixed in its joints for the production of artificial legs to be manufactured according to the trial leg : de en
  • DE742994C - Process for finishing textile material made from cellulose or hydrate cellulose fibers or mixed material containing such fibers : de en
  • US2336688A - Removing sulphur halide impurities from sulphur : en
  • FR888604A - Process for making hard shiny wax using synthetic paraffin from the hydrogenation of carbon monoxide : en fr
  • CH230113A - Tool head with exchangeable tool carrier. : de en
  • CA416987A - Submergible salvage apparatus : en fr
  • FR888506A - Washing machine used for laundry and spinning, etc. : en fr
  • DE742970C - Removable shaft coupling : de en
  • DE738261C - Knitted or crocheted tire cover : de en
  • FR888596A - Signal lantern : en fr
  • CA417073A - Battery grid plate trimming machine : en fr
  • CA417092A - Fastener member : en fr
  • FR888472A - Shut-off valve for high vacuum discharge vessels, in particular for ultra-microscopes : en fr
  • CH230077A - Detonating cord and method of manufacturing this cord. : en fr
  • US2336504A - Thermostatic switch : en
  • DE742650C - Process for the preparation of alkynediol ethers : de en
  • FR888460A - Internal grinding device, in particular for scoring or polishing cylindrical or tapered bores : en fr
  • US2336923A - Glow switch : en
  • CH230044A - Boxes, in particular for storing tobacco goods, playing cards and associated utensils. : de en
  • US2336509A - Developing tray : en
  • US2336490A - Preset pressure can for frozen food or the like : en
  • US2336523A - Voltage regulation : en
  • US2336554A - Closure fastener : en
  • AU756742A - Physiologically active and antigenic substance preparations : en
  • US2336453A - Nozzle : en
  • GB557991A - Improvements in and relating to mooring cables and cable attachments for marine mines : en
  • FR888597A - Bright focus with two or more reflectors : en fr
  • CH230187A - Process for the preparation of an azo dye. : de en
  • DE742837C - Device for removing broken quick-release axle stubs from vehicles : de en
  • US2336834A - Adjustable compensating lag coil : en
  • FR888424A - Soft plywood curtain suitable for filing cabinets and all office or other furniture : en fr
  • US2336976A - Typewriting machine : en
  • DE743142C - Shear and tree machine with directly driven boom and upstream measuring drum carried by the threads : de en
  • US2336757A - Spring clutch : en
  • US2336465A - Quaternary ammonium compound : en
  • US2336522A - Injector : en
  • CH230126A - Electrical monitoring device for hoisting machines. : de en
  • CH230158A - Device for forming combinations of characters for betting games, in particular for football pools. : de en
  • DE742764C - Process for the preparation of water-soluble monoazo dyes : de en
  • DE743002C - Production of viscous, colloidal potassium metaphosphate solutions : de en
  • DE743150C - Plain bearings for the rolls of rolling mills : de en
  • CH230036A - Window opening closure. : de en
  • FR888465A - Device for improving the flow of slag contained in melting chambers : en fr
  • FR888545A - Process for manufacturing letter cards or the like, as well as the letters obtained by this process : en fr
  • US2336715A - Power gear shifting mechanism : en
  • DE742912C - Spring roller mill for overpressure operation : de en
  • DE742875C - Involute tester with normal involute generation by rolling on an exchangeable base circular disk : de en
  • DE743061C - Process for applying chrome in thin layers : de en
  • DE743084C - Device for monitoring high-voltage systems : de en
  • US2336869A - Load brace : en
  • DE742937C - Glow tubes for optical voltage or pressure display : de en
  • GB558043A - Improvements relating to the flaps of aircraft : en
  • DE742897C - Regulation of a compression refrigeration machine : de en
  • FR888491A - Apparatus for finding faults in iron parts : en fr
  • DE742986C - Circuit arrangement for measuring the difference in switching times of electromagnetic relays : de en
  • DE742852C - Crank gear for controlling rotating work tools : de en
  • DE743021C - Process for the optional transfer of positive film images and negative film images : de en
  • DE743118C - Spring tires for road vehicle wheels : de en
  • FR888538A - Circuit breaker with continuous fuse wire replacement device : en fr
  • FR888569A - Smooth bearings for rolling mills : en fr
  • US2336960A - Discharge lamp : en
  • GB557933A - Improvements in or relating to drills or boring tools : en
  • CH230108A - Process for the production of cast iron alloys. : de en
  • DE743073C - Standing vessel for keeping silk bobbins moist : de en
  • FR888623A - Electric stove : en fr
  • FR888527A - Process for the production of bitumen from the residues of the purification of mineral oils : en fr
  • DE742920C - Process for the production of protective substances, in particular composite materials, against warfare agents that attack the skin, such as ª ‰, ª ‰ '- dichlorodiaethyl sulfide : de en
  • CA417116A - Heating and cooling apparatus : en fr
  • FR888405A - Switch-combiner for electro-thermal devices : en fr
  • FR888551A - Oscillation damper, in particular oscillation damping coupling for crankshafts of internal combustion engines : en fr
  • FR888565A - Plow share sharpening itself : en fr
  • GB557949A - Improvements relating to overlaps for lavatory or sink ranges : en
  • FI19812A - Slutstycke för skjutvapen : en fi
  • GB557984A - Demountable framework for radio-transmitters and like apparatus : en
  • GB558001A - Improvements in or relating to the manufacture of fillers or pigments : en
  • DE742812C - Process for the production of sulfur dyes : de en
  • FI19789A - Anordning for gasification : en fi
  • US2336846A - Etching of capacitor armatures : en
  • US2336703A - Method of patching veneer sheets : en
  • US2336957A - Cutoff machine : en
  • CH230069A - Process for the preparation of a derivative of thiourea. : de en
  • CH230099A - Device for the mechanical evaluation of a mathematical function. : de en
  • CH230112A - Feeding device designed as a pincer gripper on presses for feeding the workpiece. : de en
  • GB557995A - Improvements in or relating to apparatus for controlling the flow of air to and from an inflatable element for ice elimination on wings and other surfaces of aircraft : en
  • GB558069A - A torpedo screen for a ship : en
  • GB558010A - Quinoline derivatives : en
  • DE743148C - Process for the production of blending water containing hop resin for brewing low-extract or low-alcohol beers : de en
  • DK61682C - Procedure for the manufacture of distillation products and coke from waste effluents. : da en
  • FR888574A - Chassis for motor cars : en fr
  • US2336771A - Die holder : en
  • US2336941A - Reduction product of aryl dinitroso compounds : en
  • DE742982C - Dismountable ski with a connecting sleeve : de en
  • FI19791A - Isärtagbar sjukbår : en fi
  • FR888404A - Construction process and installation of bottomless caissons in maritime structures : en fr
  • DE742947C - Artificial thigh leg : de en
  • FI19783A - Radiomottagningsapparat, which does not automatically switch to a station : en fi
  • US2336552A - Fitting for openings in the walls of liquid containers : en
  • US2336751A - Wrapper supply mechanism : en
  • DE743144C - Face conveyor : de en
  • GB557937A - Improvements in or relating to closures for bottles and the like : en
  • US2336643A - Process for treatment of hydrocarbons : en
  • US2336644A - Refrigerating apparatus : en
  • US2336569A - Aircraft spark plug : en
  • CA417091A - Rotary operated fastener : en fr
  • AU117844B2 - Electrical networks containing piezoelectric crystals : en
  • CA416983A - Saw knife : en fr
  • IE17219L - Reinforced concrete bodies : en
  • FR888553A - Transparent siliceous glass manufacturing process : en fr
  • FR888492A - Connection device between a pipe and its connection mouth for the fuel supply : en fr
  • GB557985A - Improvements in or relating to water soluble sulphonamides : en
  • CA416977A - Thread and yarn unwinding control device : en fr
  • FI19809A - Sätt att behandla sulfitavfallskokvätska : en fi
  • FR888587A - Device intended to produce oscillations : en fr
  • DE742979C - Steering wheel with a crank parallel to the wheel axis : de en
  • DE743033C - Sanitary napkin : de en
  • FR888415A - Dose container for direct administration of a drug into a body cavity or by injection : en fr
  • FR888474A - Servomotor : en fr
  • GB558065A - Improvements in or relating to the manufacture of sponge rubber : en
  • DE743009C - Blade ring association for radial pressurized centrifugal machines, especially steam turbines : de en
  • GB558017A - Improvements relating to holders for double-ended electric lamps : en
  • US2336467A - Puppet for stop-motion photography and anchoring means therefor : en
  • US2336793A - Conversion of hydrocarbons : en
  • DE742842C - Process and device for the saccharification of cellulose-containing substances by treatment with volatile acids : de en
  • FR888621A - Process for esterification of cellulose : en fr
  • DE742890C - Device for digging gravel or the like with a scrap vessel : de en
  • DE743080C - Circuit for electrical point machines : de en
  • CH230206A - Process for the preparation of a trisazo dye. : de en
  • US2336559A - Wall box : en
  • AU117857B2 - Improved method of molding nonplastic material : en
  • CH230105A - Headlights, in particular for vehicles. : de en
  • NL55655C - : en
  • CH230159A - Telephone system with a branch exchange. : de en
  • GB557942A - Broad band antenna : en
  • FR888438A - Machine for heading beets : en fr
  • DK61699C - Procedure for the manufacture of bearing bushings and bushings for cylindrical pump housings and similar machine parts. : da en
  • FR888558A - Assembling the piston rod with the stock : en fr
  • FI19802A - Sätt att framställa byggnadsplattor : en fi
  • DE743130C - Device for double-sided painting of the longitudinal seams of tin can bodies : de en
  • US2336618A - Process of treating iron ore : en
  • FR888484A - Process for the fractionation of gas mixtures and particularly for the separation of butylenes from butadiene : en fr
  • FR888595A - Device for changing phonograph records with cam control : en fr
  • FR888626A - Cartridge for compressed gas starter : en fr
  • DE742901C - AC shunt collector motor with the capacitance switched on in the secondary circuit : de en
  • DE743008C - Water tube radiation boiler : de en
  • CA416984A - Pumping apparatus : en fr
  • DE742789C - Air treatment process : de en
  • FI19800A - Utmatningsanordning vid valsklyvsågar : en fi
  • DE742848C - Control for electrically driven winches : de en
  • DE743031C - Process for the extraction of tannin from gall : de en
  • DE742364C - Process for improving the mechanical properties of films or the like made from thermoformable polymerisation products : de en
  • FR888445A - Discontinuous training : en fr
  • CH230160A - Circuit arrangement for telephone exchange systems. : de en
  • US2336925A - Furnace : en
  • CA417078A - Electric motor : en fr
  • GB557993A - Heating of switches and operating mechanism of railway point layouts : en
  • USD136854S - Design foe, a headband ornament : en
  • US2336466A - Continuous process of making carbureted water gas : en
  • US2337007A - Veneer structure : en
  • FR888446A - Container particularly suitable for transporting milk : en fr
  • FR888552A - Improvements to letter traces : en fr
  • US2336942A - Aircraft fire extinguishing system : en
  • US2336589A - Method of refining hydrocarbon liquids : en
  • US2336639A - Method of coking : en
  • CA417079A - Fibre processing and product : en fr
  • CH230216A - Process for the preparation of a derivative of the anthraquinone series. : de en
  • CH230152A - Method and device for cooling drills. : de en
  • DE742845C - Device for generating control pulses in alternating current distribution networks : de en
  • US2336958A - Method and apparatus for steaming locomotives : en
  • USD136836S - Design for a toy cart : en
  • CH230171A - Vehicle with unit for energy conversion. : de en
  • DE741614C - Catch buffers for sliding and swing gates of halls, garages, etc. like : de en
  • DK61690C - Procedure for the production of white or light-colored substances impregnated with silver compounds with a high bactericidal effect. : da en
  • US2336706A - Dispensing carton : en
  • AU117833B2 - Circuit for generating and modulating carrier waves : en
  • AU588942A - Method of packaging with rubber hydrochloride film : en
  • CH230212A - Process for the preparation of a metal-containing dye. : de en
  • NL56344C - : en
  • DE743013C - Fluid shock absorber with sliding piston that works on both sides, especially for rail vehicles : de en
  • DE742990C - Sizing or reducing mill : de en
  • CH230201A - Process for the preparation of a trisazo dye. : de en
  • US2336945A - Match book holder : en
  • DE743054C - Adjustable hanging bracket for items of clothing that can be detachably attached to the back of a chair : de en
  • DE742992C - Roll protection for hot rolling mills : de en
  • AU117836B2 - Improved fastening means for use principally in securing hinged panels of waggons andthe like : en
  • DE742887C - Chain link for caterpillar vehicles : de en
  • CH230198A - Process for the preparation of an o, o'-dioxyazo dye. : de en
  • US2336516A - Mop holder : en
  • US2336529A - Base for electric lamps and the like : en
  • US2336547A - Resin recovery process : en
  • US2336723A - Concrete, cement, and the like, and the process of making the same : en
  • US2336804A - Level : en
  • FR888593A - Remote control installation : en fr
  • GB557940A - Improvements in or relating to electric circuit-interrupting arrangements : en
  • GB558000A - Resilient mountings : en
  • CH230205A - Process for the preparation of a trisazo dye. : de en
  • DE742922C - Process for the production of shaped patterns on cellulose fiber materials : de en
  • US2336900A - Hydrocarbon conversion : en
  • US2336931A - Molding machine leveling and clamping mechanism : en
  • US2336565A - Preformed sheet or strip of constructional material : en
  • US2336729A - Excavating implement : en
  • US2336468A - Bituminous emulsion and process of preparing same : en
  • US2336556A - Base for electric lamps and similar devices and method of manufacture : en
  • US2336959A - Auxiliary wheel : en
  • DE743138C - Banding machine for closing the lids of round cans or boxes : de en
  • CA417015A - Brake mechanism : en fr
  • US2336728A - Treatment of paint fillers and pigments : en
  • AU117856B2 - Method of sealing vitreous material to oxidizable metal : en
  • FR888457A - Improvements to locks and padlocks and, in particular, to tumbler safety locks : en fr
  • US2336980A - Wire rope center testing : en
  • DE743093C - Method and mold for making electric rotors : de en
  • FR888602A - Airtight seal for aircraft construction components : en fr
  • CH230167A - Method for the transmission of remote signals and installation for the implementation of this method. : en fr
  • DE742987C - Ventilation for waterproof clothing : de en
  • CH230104A - Record changing device for speaking machines. : de en
  • GB557982A - Improvements in or relating to spring forks for motor cycles : en
  • DE742949C - Process for the production of blanks for orthopedic insoles, splints and splint devices : de en
  • CA416969A - Transmission system : en fr
  • DE743082C - Energy generation for electrolysis systems : de en
  • AU759342A - Alternating current generator : en
  • CH230170A - Small transport car with a box-like top. : de en
  • SE109311C1 - : sv
  • CA416993A - Gun sight and gun mounting : en fr
  • CH230149A - Device for tuning an evacuated cavity resonator. : de en
  • US2336517A - Electrical connector : en
  • US2336647A - Valve : en
  • US2336988A - Combination vent for gas ranges : en
  • DE743153C - Device for assembling machine gun belts : de en
  • CH230045A - Footrest to improve the leg position when working in a sitting position. : de en
  • GB558024A - Improvements in or relating to armored marine cables : en
  • CH230200A - Process for the preparation of a trisazo dye. : de en
  • FI19798A - Stair : en fi
  • FR888462A - Wind motor : en fr
  • FR888630A - Two-metal contact wire : en fr
  • US2336766A - Railway traffic controlling apparatus : en
  • US2336842A - Carton : en
  • DE742956C - Bed fitting : de en
  • DE743155C - Process for dyeing fibers of animal origin, optionally mixed with vegetable fibers, or leather : de en
  • DE742892C - Flat hook for excavator bucket chains : de en
  • FR888477A - Multistage rotary piston machine with several sickle-shaped working chambers : en fr
  • FR888533A - Process for the production of a bulky cellulosic material which is shaped and exhibits particularly high mechanical strength : en fr
  • US2336549A - Refrigerating apparatus : en
  • DE742836C - Device for making road bikes with pneumatic tires available for use on rails : de en
  • CA417044A - Electrical cut-out : en fr
  • DE743136C - Use of densely sintering compounds for crucibles for melting inorganic insulating materials that crystallize from the melt flow : de en
  • FI19787A - This is based on the oxidation cathode of the electrical circuit : en fi
  • FR888411A - New welding stripper products and their manufacturing process : en fr
  • USD136840S - Design for an earring : en
  • CA417003A - Gas testing apparatus : en fr
  • US2336456A - Dehumidifying apparatus : en
  • US2336630A - Locking closure for paper bags and other containers : en
  • US2336750A - Portable light : en
  • US2336755A - Apparatus for growing plants : en
  • FR888563A - Device for leveling stacks of paper in a duplex cross cutter : en fr
  • GB558060A - Improvements in or relating to the manufacture of leakproof flanged joints : en
  • FR888494A - Method and device for the continuous purification in vacuum of liquids, more especially water : en fr
  • DE742946C - Forearm artificial limb : de en
  • US2336910A - Telegraph transmitter : en
  • US2336581A - Templet-tracing apparatus : en
  • DE742891C - Understructure designed as a surface structure for swivel excavators u. like : de en
  • DE743108C - Change gears, especially for motor vehicles : de en
  • US2336525A - Liquid-cooled lamp : en
  • US2336546A - Recovery process : en
  • US2336884A - Refuse truck : en
  • DE742827C - Method for producing cross embroidery on embroidery machines : de en
  • FR888589A - Improvements made to electric discharge tubes intended to generate oscillations : en fr
  • CA417041A - Bread loaf baking apparatus : en fr
  • US2336570A - Shielded spark plug for aircraft engines : en
  • US2337003A - Process for treating hydrocarbons : en
  • US2336990A - Stirrup pump : en
  • DE743011C - Steckel coiler furnace : de en
  • FR888475A - Method and device for the vertical navigation of airplanes, in particular during landings in poor visibility : en fr
  • US2336606A - Closure handling apparatus : en
  • USD136860S - Besign for a play suit : en
  • DE743126C - Spring protection device for fountain pen : de en
  • FR888482A - Process for improving artificial and natural textile articles such as yarns, fibers, sheets and the like : en fr
  • FR888469A - New method of heating bee hives and similar applications : en fr
  • FR888515A - Manufacturing process of a product for water softening : en fr
  • FR888608A - Recoiling barrel automatic firearm : en fr
  • FR888592A - Installation for automatic regulation of the interior temperature of buildings : en fr
  • USD136828S - Design for a dust seal for chronometers : en
  • US2336726A - Saw swage and shaper : en
  • US2336883A - Compression-ignition fuel-injection engine : en
  • US2337013A - Method of making coated paper : en
  • US2336459A - Reversing gear : en
  • FI19792A - Anordning vid sjukbårar : en fi
  • GB558055A - Improvements in chucks for drills, reamers, milling cutters and like tools : en
  • CH230057A - Process for the production of an agent for strengthening woven or knitted fabrics. : de en
  • US2336612A - Geochemical prospecting : en
  • USD136834S - Toy rocking horse : en
  • FR888648A - Improvements in electronic switches particularly applicable to the indication of direction of flight, deviation, landing path and the like, in blind flight and landing of an airplane : en fr
  • US2336462A - Apparatus for manufacturing piston rings : en
  • US2336567A - Shimmy dampening apparatus for aircraft tail wheels : en
  • US2336967A - Hydraulically releasable mechanism for life rafts and the like : en
  • FR888617A - Arrangement for measuring, by optical pyrometers or similar means, temperatures inside furnaces having internal partitions : en fr
  • US2336511A - Mounting of steering gears : en
  • US2336953A - Rock drill : en
  • CA417059A - Glass sand purifying process : en fr
  • DE742925C - Three-knife machine for trimming stacks of paper, books, brochures, etc. : de en
  • CA416978A - Aviation ground trainer : en fr
  • CA417109A - Ejector : en fr
  • CH230074A - Process for the preparation of a disazo dye. : de en
  • FR888529A - Drying device for fruits and vegetables : en fr
  • GB557950A - Improvements in or relating to couplings for flexible pipes : en
  • GB557974A - Improvements in and relating to electric protective systems responsive to out-of-step conditions : en
  • US2336590A - Method of ornamentation : en
  • US2336461A - Apparatus and method for producing dry products : en
  • US2336989A - Stirrup pump : en
  • US2336921A - Fluorine compound : en
  • FI19817A - Koppling mellan en luftvärnskanon och kursvisaren i dess därpå monterade siktapparat : en fi
  • GB557966A - Improvements in or relating to fuel injection systems for use in multi-cylinder compression-ignition engines : en
  • GB557977A - Improvements relating to power-drawn cultivators and the like : en
  • FR888440A - Improvements made to the means of connection or coupling of linkages, pipes, etc. : en fr
  • US2336733A - Refrigerating apparatus : en
  • GB557955A - Electrical circuits using indirectly heated thermally sensitive resistance elements : en
  • GB558057A - Improvements in low-level water-closet suites : en
  • DE742989C - Method for the production of rolling stock from a cast strand continuously emerging from a continuous casting mold : de en
  • FR888631A - Power transmission comprising a hydraulic current transformer and a mechanical speed change, applicable in particular to motor vehicles : en fr
  • US2336698A - Loose stock drier : en
  • DE742509C - Increasing the effectiveness of manganese dioxide as a depolarizer in galvanic elements : de en
  • US2336858A - Adjustable automobile thermostat : en
  • US2336987A - Watercraft : en
  • AU117865B2 - An improved utility mirror : en
  • AU117851B2 - Improvements in or relating to electric valve circuits : en
  • CA417093A - Key-carrying device : en fr
  • CH230174A - Protection device against bad weather for open carts. : en fr
  • US2336457A - Dispensing container : en
  • CA417106A - Business management instrument : en fr
  • CH230208A - Process for the preparation of a trisazo dye. : de en
  • CH230115A - Process for the production of moldings. : de en
  • USD136857S - Design fob a picture frame or the like : en
  • DE742885C - Load brake controller for trailer vehicles in motor vehicle trains : de en
  • DE742930C - Process to achieve a slight increase in the initial permeability with the field strength for pure iron : de en
  • DE742933C - Switching system for telegraphy : de en
  • FR888514A - Probe for taking samples of milk and other liquids : en fr
  • DE741890C - Device for introducing gases or vapors into an extended room : de en
  • CA417061A - Electrical measuring apparatus for relative accelerations : en fr
  • CA416986A - Automatic air valve : en fr
  • CH230100A - Temperature sensor influenced by a flowing medium. : de en
  • AU593842A - Improvements relating to railway signalling systems : en
  • US2336564A - Jar : en
  • US2336912A - Power transmission and steering control for traction devices : en
  • US2337004A - Condensation of amines with alkylene oxides : en
  • CH230210A - Process for the preparation of a trisazo dye. : de en
  • CH230218A - Process for the production of polyether. : de en
  • US2336536A - Fender shield : en
  • US2336787A - Internal combustion engine : en
  • US2336893A - Manufacture of soap : en
  • US2336966A - Multiple unit airplane motor : en
  • DE743038C - Binder for foundry cores : de en
  • US2336955A - Grinding machine : en
  • CH230182A - Process for the preparation of 4,6-diamino-quinaldine. : de en
  • CA416999A - Drilling mud dispersion : en fr
  • CA417050A - Label affixer : en fr
  • USD136843S - Design for an embroidered lace : en
  • CA417037A - Flaring and swedging tool : en fr
  • AU117840B2 - An improved self-locking nailor rivet : en
  • CH230089A - Process for protecting aluminum alloys. : en fr
  • CH230043A - Vegetable slicer. : de en
  • CH230135A - Starting device for engines operated with generator gas, namely for vehicles. : de en
  • DE742649C - Production of sodium carbonate perhydrate : de en
  • DE743156C - Method and device for the short-term treatment of sensitive substances with gaseous agents : de en
  • US2336638A - Electric razor : en
  • DE742596C - Process for the production of asphaltic bitumens from mineral oils and their processing products : de en
  • FR888413A - Automatic machine for forming and electric welding of metal cans : en fr
  • USD136848S - Design for a control instrument : en
  • CH230161A - Exchange facility for telecommunications systems. : de en
  • CH230081A - Resin press mix. : de en
  • FR888403A - Footwear made of thermoplastic material and its manufacturing process : en fr
  • CH230173A - Braking device on slide. : de en
  • US2336474A - Sealing device for journals : en
  • US2336946A - Method and apparatus for coating envelopes for electric lamps : en
  • CH230146A - Electron tube. : de en
  • FR888523A - Electric soldering device : en fr
  • DE743149C - Process for the production of a beer-like beverage : de en
  • CA417087A - Key-carrying device : en fr
  • GB558040A - Improvements in or relating to motor-driven centrifugal pumps for liquid : en
  • DE742459C - Mattress part of a two-part bed base with a bed surface (top floor) made of plywood and springs arranged between the bed surface and the sub-floor : de en
  • CA417067A - Thermostatically controlled cooking apparatus : en fr
  • CH230209A - Process for the preparation of a trisazo dye. : de en
  • DE743123C - Device for regrinding double-edged razor blades : de en
  • FR888578A - High power fuse safety with interchangeable fuse : en fr
  • DE742839C - Pivoting bucket wheel excavator : de en
  • FI19815A - Med spårljussats försedd infanteriövningsprojektil : en fi
  • AU732842A - Dehydrated Processed Cheese : en
  • CH230039A - Method for generating bioclimatic breathing conditions similar to open air and device for carrying out this method. : de en
  • CA417030A - Die construction : en fr
  • CH230132A - Wind turbine with adjustable propulsion blades. : de en
  • CA417060A - Continuous thermoplastic sheet manufacture : en fr
  • CA417026A - Absorptive mould lining : en fr
  • CA417042A - Flashlight reflector : en fr
  • CH230060A - Non-slip shoe for shoes, especially for mountain shoes. : en it
  • US2336830A - Selective control mechanism : en
  • US2336832A - Steam generator : en
  • DE742902C - Transmission system, consisting of coaxial cable and amplifier : de en
  • DE743047C - Drawer runners with double pull-out : de en
  • DE743110C - Crawler chassis with two two-tier crawler tracks arranged next to each other : de en
  • FR888561A - Method and device for attenuating or completely damping disturbing echo indications in echo sounding installations : en fr
  • DK61701C - Procedure for Pressing Notes in Heat Exchanger Plates for Receiving Rubber Gaskets. : da en
  • US2336708A - Charging mechanism for aerators and the like : en
  • US2337016A - Method of stippling metal rolls and the like : en
  • US2336622A - Bridge span : en
  • GB557945A - Improvements in electric switch gear having air-break isolating switches : en
  • DE742974C - Roll cutting machine for paper webs : de en
  • FR888640A - Method of reducing oil loss in oblique disc pumps : en fr
  • US2336473A - Liquid dispensing apparatus : en
  • FI19794A - Anordning vid apparater för sterilisering med vattenånga : en fi
  • GB557946A - A new or improved method of and means for forming and dressing grinding wheels : en
  • US2336557A - Flush gun turret : en
  • DE742877C - Device for tightening and loosening tools with a tapered shaft in a tapered longitudinal bore of the spindle : de en
  • CA416971A - Polishing material for tumbling barrels : en fr
  • USD136859S - Design for a protective cover : en
  • US2336588A - Locking device for tubular lamps or the like : en
  • FR888581A - Electric device with variable resistance : en fr
  • US2336646A - Apparatus for digester control : en
  • DE742832C - Device for separating specifically heavy contaminants from liquids : de en
  • US2336949A - Method of molding building blocks : en
  • DE742831C - Apparatus for grinding and defibrating pulp : de en
  • DE742999C - Three-knife machine for trimming stacks of paper, books, brochures, etc. : de en
  • DE742838C - Device on cross-winding machines for guiding the thread back and forth and for driving the bobbin : de en
  • DE743040C - Press ram for press casting machine : de en
  • US2336772A - Engine cooling means : en
  • US2336851A - Spraying machine : en
  • USD136846S - Design for an embroidered lace : en
  • US2336956A - Vibration testing apparatus : en
  • CH230202A - Process for the preparation of a trisazo dye. : de en
  • DE743089C - Process for greasing leather : de en
  • DE743151C - Process for the production of cylindrical slotted pipes : de en
  • US2336695A - Comparator : en
  • FR888526A - Ribbed reinforced concrete floor with factory-built ribs and compression chords : en fr
  • DE743158C - Process for the production of highly concentrated ammonium nitrate solutions by evaporation in multiple evaporators : de en
  • US2337008A - Process of rolling steel in inert gas enclosures : en
  • GB558047A - Improvements relating to the control of aircraft : en
  • FR888480A - Manufacturing process of pressed engine pistons in a single block : en fr
  • FR888603A - Process for emulsifying solvents of fats, oils and similar products : en fr
  • FR888573A - Miniature lighting dynamo : en fr
  • FR888439A - Equipment intended for metalworking in the industry : en fr
  • FR888607A - A method of preventing coarse-grained recrystallization in the case of aluminum alloys of the species al-cu-mg. : en fr
  • GB557956A - Improvements relating to apparatus for producing homogeneous materials : en
  • DE742376C - Process for converting carbon monoxide and hydrogen into hydrocarbon mixtures : de en
  • US2337006A - Bake oven : en
  • DE742968C - Device for monitoring and displaying pressure changes in closed gas or liquid-filled containers : de en
  • DE742874C - Process for the production of thickeners or adhesives : de en
  • CA417063A - Reclosing circuit-breaker : en fr
  • CA417080A - Wrapping material : en fr
  • GB557989A - Improvements in or relating to lamps : en
  • DE742931C - Air-controlled rail current closer : de en
  • FR888433A - Advanced training in agglomerates : en fr
  • DE742883C - Lock for a vehicle provided with a pneumatically upwardly extendable upper part, especially for a trailer : de en
  • FR888620A - Power supply method for electromagnet motors : en fr
  • US2336657A - Apparatus fob direct : en
  • GB557968A - Improvements in and relating to dynamo electric machines : en
  • AU775042A - An improved safety device for presses andthe like : en
  • CH230150A - Process for producing an indirectly heatable cathode and cathode produced by this process. : de en
  • CH230049A - Safety valve for pressurized vessels. : de en
  • AU117860B2 - Alternating current generator : en
  • CA417054A - Hydrogen peroxide purification : en fr
  • DE742889C - Rotary drum furnace for annealing ceramic raw materials : de en
  • CH230180A - Process and device for the extraction of carbonic acid used for cold storage of unfermented fruit juices from fermentation carbonic acid produced in the cider factory. : de en
  • US2336975A - Spring structure : en
  • CH230047A - Hospital table. : de en
  • US2336836A - Automatic reclosing circuit breaker equipment : en
  • FR888580A - Sheet or plate produced by the adhesion of several sheets : en fr
  • US2336914A - Clothesline pulley bracket : en
  • CA417103A - Feeding and decelerating valve : en fr
  • CH230098A - Target aircraft with a bearing frame automatically rotating in the direction of the transmitter. : de en
  • CA417013A - Welding electrode dressing tool : en fr
  • USD136841S - Embroidered trimming or similar article : en
  • CA417064A - Metal treating solution : en fr
  • CA417090A - Lock nut : en fr
  • CH230033A - Device for dividing garden beds. : de en
  • CH230035A - Window opening closure, such as roller shutters, roller blinds or venetian blinds. : de en
  • US2336691A - Brake regulator for railroad freight cars : en
  • US2336899A - Black-out screen : en
  • US2336901A - Cutting implement : en
  • DE743152C - Horizontal metal pipe and extrusion press with an overhung electrical heater on the press beam : de en
  • CA416974A - Ball winding machine : en fr
  • CA417020A - Carbon brush : en fr
  • CH230219A - Process for the production of polyether. : de en
  • US2336595A - Drilling mud : en
  • CH230078A - Process for the production of highly chlorinated aldehyde resin with properties similar to polyvinyl chloride. : de en
  • CH230071A - Procedure for rearrangement of ketoximes. : de en
  • DE743091C - Plastic seals, infusion compounds and medical stiffeners and processes for their manufacture : de en
  • DE743122C - Abrasive bodies : de en
  • FR888481A - Lid for electric arc furnaces : en fr
  • CA417065A - Draft gear housing : en fr
  • US2336601A - Cooling system for air-cooled internal-combustion engines : en
  • CA417038A - Compensator arrangement for gyro control pilots : en fr
  • US2336610A - Variable speed power transmission : en
  • US2336911A - Power transmission and steering control for traction devices : en
  • DE742841C - Excavator with superstructure that can be swiveled around a vertical axis : de en
  • CA417107A - Wire spring for seats : en fr
  • CH230153A - Welding helmet. : de en
  • US2336645A - Paper-cutting machine spacing mechanism : en
  • CH230172A - Transport device. : de en
  • CH230122A - Ball valve for two directions of flow. : de en
  • NL55680C - : nl
  • DE742719C - Process for the simultaneous extraction of the blood sugar lowering hormone and ferment preparations from animal pancreas : de en
  • DE742976C - Chassis for caterpillar vehicles : de en
  • US2336532A - Laminated glass : en
  • CH230107A - Regulator with oscillating tongue for keeping the running speed of a driven circulating element constant. : de en
  • CH230151A - Process for the production of an indirectly heatable cathode and a cathode produced by this process. : de en
  • US2336519A - Electric secondary clock : en
  • US2336692A - Window blind : en
  • US2336840A - Radiator arrangement : en
  • AU732642A - Improvements relating to furnaces : en
  • CH230084A - Process for the polymerization of compounds with one or more carbon double bonds in an aqueous emulsion. : de en
  • CH230196A - Process for the preparation of an o, o'-dioxyazo dye. : de en
  • CA417058A - Mica concentration : en fr
  • USD136837S - Grain disintegrator or similar article : en
  • US2336862A - Isomerization of paraffins : en
  • US2336865A - Paperhanging machine : en
  • US2336763A - Container : en
  • US2336566A - Latch for railway hatch covers : en
  • US2336986A - Cutting tool : en
  • DE742904C - Liquid cathode for power converters with metal vacuum vessel : de en
  • DE742939C - Process for the production of metal-containing azo dyes : de en
  • FR888449A - Improvements to handpieces for dentists such as counter angles or other similar parts : en fr
  • US2336888A - Two-way telephone system : en
  • CA417025A - Viscose thread production : en fr
  • FR888510A - Process for producing liquid hydrocarbons by catalytic pressurized hydrogenation of coals, tars and mineral oils : en fr
  • USD136862S - Combined photograph and correspondence holder : en
  • GB557947A - Control of supercharged, fuel-injection engines : en
  • DK61707C - Door closer. : da en
  • DE742935C - Electrical semiconductor made from selenium, especially for dry rectifiers : de en
  • FR888518A - Cooling device for transformers and similar devices : en fr
  • CH230223A - Process for the preparation of a benzene sulfamide derivative. : de en
  • CH230178A - Springy wheel. : de en
  • AU762042A - Improved fastening means for use principally in securing hinged panels of waggons andthe like : en
  • CA417098A - Shoe part roughing tool : en fr
  • US2336707A - Pillow : en
  • US2336978A - Projector : en
  • US2336998A - Dispensing device : en
  • FI19785A - Application of oil transformers and apparatus : en fi
  • US2336596A - Torch cutting machine : en
  • FR888453A - Cover for tires for automobile wheels and method for its manufacture : en fr
  • FI19821A - Slutstycksmekanism för automatiska eldvapen : en fi
  • FR888450A - Improvements to typewriters : en fr
  • DE742980C - Method and device for painting overlapped longitudinal seams, in particular of can bodies by means of spray nozzles : de en
  • CH230092A - Hanging file. : de en
  • FR888542A - Aluminum disc with foil for engraving sound recordings, intended for the galvanic production of dies for printing phonographic records : en fr
  • US2336562A - Driving mechanism : en
  • US2336927A - Code signal display apparatus : en
  • GB558039A - Improvements in concentration tables for the wet separation of minerals : en
  • DE743027C - Galvanic plate element with air depolarization, especially for dry batteries : de en
  • CA416995A - Clip for train order holders : en fr
  • FR888442A - Electric hair clippers for long and short hairs : en fr
  • GB557961A - Improvements in apparatus for heating and ventilating the air in the interior of mechanically propelled vehicles : en
  • USD136827S - Combined radio receiver and clock casing : en
  • CA417029A - Cathode and process : en fr
  • SE109293C1 - : en
  • DE742914C - Machine for pulling out tobacco leaves : de en
  • FI19793A - Operationsbord : en fi
  • FR888627A - Iron mine post, the upper part of which is preferably wedge-shaped : en fr
  • FR888549A - Wind pressure compensating device, especially for mounted firearms, on board airplanes, on rotating crown carriages covered by cupolas : en fr
  • DE743096C - Fire door for ovens and stoves with openings that can be closed by a turntable : de en
  • DE742835C - Mechanical energy storage for vehicles : de en
  • DE742983C - Waxing device for skis : de en
  • FR888520A - Aluminum alloy for fine wires intended for use as electrical conductors : en fr
  • GB558013A - Visible record or card index system : en
  • FR888418A - Repetition counter : en fr
  • DE742805C - Device for receiving and forwarding the call signals in telephone lines with intermediate amplifier stations : de en
  • DK61700C - Rotating Sorter. : da en
  • SE109268C1 - : en
  • US2336539A - Sampling device : en
  • US2336928A - Fruit preservation : en
  • US2336677A - Reading lamp : en
  • US2336496A - Selective map or chart holder : en
  • US2336965A - Folding crane : en
  • DE743041C - Process for the production of thick-walled vessels or tubes from several glass layers fused together : de en
  • GB558068A - Improvements in or relating to closures for openings in fences : en
  • AU774742A - Improvements in or relating to electric valve systems : en
  • US2336526A - Means for controlling the operation of pumps and the like : en
  • DK61704C - Gas mask with air flushing of the windows. : da en
  • US2336833A - Steam generator : en
  • US2336979A - Aviation mask : en
  • GB557934A - Improvements in and relating to braking devices for electric motors : en
  • US2336661A - Rail-car truck : en
  • US2336837A - Electrical apparatus : en
  • DE742886C - Hydraulic brake for vehicles of all kinds : de en
  • USD136852S - Design fost a control instrument : en
  • US2336870A - Wall clip : en
  • GB557988A - Device for regulating the flow of air or gas through an aperture : en
  • US2337005A - Radio receiver muting circuit : en
  • FR888443A - Improvements in the manufacture of fully or partially rigid shoe soles : en fr
  • GB558056A - Improvements in or relating to cockpit and like covers for aircraft : en
  • CA416994A - Nitric and sulphuric acid recovery : en fr
  • US2336712A - Electrode holder : en
  • US2336859A - Turbine blade apparatus : en
  • FR888599A - Process for the treatment of rock salts containing clay : en fr
  • GB558049A - Improvements relating to aircraft controls : en
  • DE742997C - Smoldering furnace for the pressure smoldering of fine grain coals : de en
  • GB557938A - Improvements relating to quenching tanks for furnaces for the heat treatment of metal objects and the like : en
  • DE742942C - Chimney top : de en
  • GB558041A - Improvements in or relating to cycle stands : en
  • US2336623A - Beet lifting and topping implement : en
  • US2336782A - Electrical polar neutral relay : en
  • DE742878C - Lockstitch gripper device with hook-shaped gripper and glasses for sewing machines : de en
  • US2336629A - Loose-leaf binder : en
  • USD136858S - Sharpening device for flexible safety razor blades : en
  • DE742865C - Mill firing : de en
  • FR888588A - Improvements to devices comprising an electric discharge tube : en fr
  • DE742967C - Automatic filling scale for liquids : de en
  • DE742445C - Harmonic analyzer of voltage and current curves : de en
  • DE743163C - Storage method : de en
  • CH230103A - Lamp voltmeter. : en fr
  • FR888562A - Compressor for refrigeration machines : en fr
  • FR888476A - Process for the production of iodine from aqueous extracts of algae : en fr
  • AU605842A - An improved machine for packing predetermined quantities of butter margarine or like oleaginous substances into cans or other receptacles : en
  • CA417028A - Centrifugal extractor : en fr
  • CA416982A - Steam generator : en fr
  • US2336853A - Asymmetric arsenobenzene : en
  • US2336632A - Athletic shoe pad : en
  • CH230051A - Process for the production of shrunk viscose rayon in a continuous operation. : de en
  • FR888628A - Bottom bracket crank set : en fr
  • US2336721A - Electric switch : en
  • US2336863A - Isomerization of paraffins : en
  • US2336971A - Lever action table saw set device : en
  • US2336716A - Supporting means for the motor and fan assembly of tank type cleaners : en
  • DE742849C - Process for the production of hardenable synthetic resin-containing fiber press materials by wet means : de en
  • GB558026A - Improvements in hand tools : en
  • DE743074C - Process for the extraction of alumina from clay : de en
  • CH230222A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2336676A - Feeding mechanism : en
  • FI19806A - Höjdinställningsanordning för stativet vid fjäderharvar, s.k. cultivators and driers : en fi
  • FR888560A - Raincoat : en fr
  • DE743065C - Pressurized rivet press for hollow bodies and profiles : de en
  • CA417009A - Hydraulic coupling : en fr
  • CH230101A - Device for measuring the thread tension in textile machines by means of a feeler roller. : de en
  • DE742913C - Screen mesh : de en
  • DK61689C - Bandage for protection and treatment of sick or sensitive places on the foot. : da en
  • US2336486A - Check valve sealing means : en
  • US2336745A - Method and apparatus for making unwoven and composite fabrics : en
  • US2336783A - Hydrocarbon conversion : en
  • US2336821A - Method of forming lightweight glass containers of novel distribution : en
  • DE743048C - Hanging eyelet to be attached to soap bars with a needle : de en
  • DK61709C - Grinding machine, in particular Milling and polishing machine for footwear. : da en
  • US2336713A - Floor panel : en
  • DE742910C - Method for the detection of small amounts of gas or steam in air or other gases : de en
  • DK61705C - Oil cooler device for streamlined vehicles with air-cooled, Engine mounted in the body of the body. : da en
  • DE742966C - Loading device for circulating ovens : de en
  • DE743159C - Process for the preparation of cyclopentanopolyhydrophenanthrene ketones : de en
  • US2336770A - Shoe and method of making the same : en
  • DE743062C - Process for the production of coatings on aluminum and its alloys by anodic oxidation : de en
  • USD136826S - Armbruster optical counting device : en
  • US2336642A - Tractor unit for industrial trucks : en
  • US2336563A - Timing device : en
  • US2336699A - Roaster : en
  • DE743026C - Self-breaker arrangement : de en
  • US2336735A - Removable cooling unit for compartments : en
  • DE742941C - Process for reprocessing the acid sludge that arises when regenerating waste oils with sulfuric acid in the cold : de en
  • DE742965C - Metallic materials resistant to attack by molten zinc and molten zinc alloys : de en
  • DE742953C - Device for feeding press casting machines : de en
  • US2336668A - Stabilized ether : en
  • CA417012A - Welding control device : en fr
  • US2336930A - Vibration motor : en
  • US2336659A - Water softening apparatus : en
  • US2336664A - Nitko-aryl amine sulphonic acids of : en
  • USRE22404E - mackie : en
  • FR888414A - Suspension for baby carriages : en fr
  • GB557972A - Parasiticide composition and method of producing the same : en
  • CA417076A - Psychrometrical air cooling system : en fr
  • US2336876A - Picking mechanism for looms : en
  • CH230136A - Switching of single-phase commutator machines with a three-phase current source. : de en
  • US2336541A - Apparatus for fabricating fin-tube sheet assemblies : en
  • USD136853S - Design for a scarf hat : en
  • US2336582A - Apparatus for sorting of articles according to size : en
  • CA417082A - Thickness measuring apparatus : en fr
  • DE742945C - Device for twisting an artificial hand : de en
  • US2336841A - Brake actuating unit : en
  • US2336916A - Production of thiophene : en
  • CA417068A - Power supply device : en fr
  • USD136855S - Protecting ferrule for boiler fire and smore tubes : en
  • US2336687A - Refrigerator unit : en
  • US2336764A - Pump : en
  • US2336510A - Method of producing plate and thick glass : en
  • US2336762A - Horn control system : en
  • CH230062A - Process for the crystallization and purification of ferments. : de en
  • DE742862C - Superheated steam cooling and control with forced operation of the coolant : de en
  • DE742617C - Process for preventing resin precipitations in paper manufacture : de en
  • GB558062A - Improvements in and relating to electric, vehicular head and other lamps for emitting diffused light : en
  • US2336627A - System for overcoming thermal agitation noise and inductive disturbance noises in carrier systems : en
  • CH230116A - Drilling machine for longitudinal drilling of celluloid temples. : de en
  • DE743121C - Grinding wheel with a working surface perpendicular to the axis : de en
  • US2336845A - Checking device : en
  • CA417111A - Textile fabric : en fr
  • CA417077A - Drilling apparatus : en fr
  • CH230086A - Process for the production of a product from polyvinyl ethyl ether which can be converted into polyether. : de en
  • US2336714A - Treating oil wells : en
  • AU117868B2 - Crosstalk balancing : en
  • CA416992A - Mirror support : en fr
  • US2336478A - Nut tapping machine : en
  • US2336742A - Educational multiplying device : en
  • GB557958A - Improvements in and relating to fluid dielectric systems for electric apparatus : en
  • US2336779A - Manicuring attachment for pencils and the like : en
  • US2337010A - Gas holder : en
  • US2336810A - Carburetor : en
  • DE743079C - Non-continuous, spring-loaded pulling and pushing device for rail vehicles with side buffers, acting as a rolling damper : de en
  • GB557994A - Improvements in liquid servo-motors : en
  • DE742879C - Smoking device for smoking and keeping food fresh : de en
  • FR888611A - Mobile device for powerline transmission systems with single sideband operation : en fr
  • CA417047A - Vitamin b complex : en fr
  • CH230046A - Office furniture for holding index boards. : de en
  • CH230068A - Process for the production of nitriles. : de en
  • CA417094A - Key-carrying device : en fr
  • US2336494A - Dish : en
  • AU117842B2 - Method of packaging with rubber hydrochloride film : en
  • US2336608A - Railway crosstie : en
  • US2336829A - Means for locking automobiles against self-propulsion : en
  • FI19779A - For the purposes of this Regulation, the relevant provisions of this Regulation shall apply : en fi
  • CH230055A - Device on shuttle embroidery machines for applying decorative material to webs of fabric. : de en
  • DE742981C - Wooden plate serving as wall decoration : de en
  • DE743050C - Saucepan with a bayonet-like lid closure : de en
  • DE743083C - Plant for generating and storing electrical energy : de en
  • US2336737A - Fishing reel : en
  • US2336786A - Internal combustion turbine engine : en
  • CA417108A - Weighted fishing float : en fr
  • CA417016A - Whey drying process : en fr
  • GB558033A - Improvements in or relating to electric cable insulation : en
  • US2336501A - Aldehyde reaction product of diamino-diphenyl-sulphone : en
  • US2336472A - Treatment of tall oil and products obtained therefrom : en
  • DE743019C - Single-sided photoelectric mosaic screen for storing picture transmission tubes : de en
  • US2336944A - Manufacture of rubber sheeting : en
  • US2336499A - Sheet feeding device : en
  • US2336973A - Centrifugal head pressure device : en
  • CH230193A - Process for the preparation of an azo dye. : de en
  • US2336711A - Flight control coordinator : en
  • FR888432A - Improvements to agitator blowers in a liquid mass : en fr
  • GB557943A - Improvements in or relating to drag-scraper plants : en
  • US2336656A - Snap fastening device for anchoring conduits and the like : en
  • CA417027A - Polymeric vinylidene chloride article manufacture : en fr
  • NL55806C - : en
  • US2336807A - Steam pressing iron : en
  • US2336503A - Sliding closure for bellows or gable top boxes : en
  • CA417001A - Process of applying cement mixtures under pressure : en fr
  • AU117256B2 - Improvements relating to railway signalling systems : en
  • US2336765A - Ventilator : en
  • US2336924A - Bottle discharging means : en
  • US2336939A - Fifth wheel mounting : en
  • US2336658A - Apparatus for laying tile drains : en
  • US2336898A - Pattern : en
  • US2336952A - Mattress border forming device : en
  • AU117835B2 - Dehydrated Processed Cheese : en
  • CA416989A - Gas discharging sewer trap : en fr
  • AU735442A - Improvements in or relating to separable fasteners : en
  • US2336545A - Fender shield and assembly : en
  • SE109317C1 - : en
  • US2336822A - Method of forming hollow glassware : en
  • FR888537A - Catalyst for ammonia oxidation : en fr
  • US2336702A - Mop holder : en
  • US2336791A - Weldable nut and method of attachment : en
  • US2336583A - Making of shell bodies : en
  • DE742926C - Process for removing iron from solutions : de en
  • DE742972C - Strongly acidic electrolyte to produce hard and shiny chrome layers : de en
  • CH230157A - Device for facilitating the counting of the points of individual tips for sports toto competitions. : de en
  • USD136861S - Design for a device foe centering shafts, drills, or the like : en
  • DE742916C - Carrying bracket anchoring for items consisting of at least two parts, especially for storm lanterns : de en
  • FR888406A - Parallel switch-combiner for electrothermal devices : en fr
  • GB557957A - Improvements in and relating to fluid dielectric systems for electric apparatus : en
  • DE742850C - Process for extruding aluminum-based bearing metal : de en
  • CA416990A - Toggle pliers : en fr
  • GB557952A - Internal combustion turbine, driven by explosives : en
  • GB558036A - Improvements relating to the operation of electronic vacuum tubes or valves : en
  • AU117872B2 - Improved device for anchoring clothes props andthe like tothe ground : en
  • US2336475A - Rotary pump apparatus : en
  • DE742898C - Arrangement for electrodynamic braking of rail engines : de en
  • US2336803A - Pump piston : en
  • US2336933A - Sheet securing and retaining device : en
  • US2336950A - Drawstring attachable cover : en
  • AU117832B2 - Improvements relating to railway signalling systems : en
  • US2336879A - Reactor : en
  • DE742948C - Orthopedic shoe insoles or orthopedic footwear : de en
  • DE743052C - Artificial Christmas tree : de en
  • FR888550A - Improvements in processes for salting foods, more particularly herring and fish : en fr
  • CH230052A - Device for the recovery of carbon disulfide from freshly spun viscose synthetic fibers cut into stacks. : de en
  • CA417049A - Foundry sand recovery : en fr
  • CH230067A - Process for the production of iron oxide. : de en
  • US2336575A - Preparation of terpineol : en
  • US2336922A - Window : en
  • US2336580A - Artery type rotary pump : en
  • US2336795A - Wrapping machine : en
  • FR888554A - Solid prints on textiles : en fr
  • CA417066A - Draft gear : en fr
  • US2336813A - Recording machine : en
  • US2336827A - Electrical relay : en
  • CH230179A - Aft-propelled steamship. : en fr
  • CH230059A - Device applicable to a shoe and intended to increase the adhesion of the shoe to the ground. : en it
  • CA416972A - Polishing material for tumbling barrels : en fr
  • AU675742A - Method of sealing vitreous material to oxidizable metal : en
  • CH230073A - Process for the preparation of a chromium-containing disazo dye. : de en
  • CH230213A - Process for the preparation of a metal-containing dye. : de en
  • US2336553A - Material and snow mover : en
  • US2336586A - Means for and method of setting well liners : en
  • US2336455A - Knitting machine : en
  • US2336636A - Molded insulating article : en
  • AU761042A - Improved device for anchoring clothes props andthe like tothe ground : en
  • AU117863B2 - An improved safety device for presses andthe like : en
  • DE742867C - Process for extrusion of molten polymers, in particular synthetic linear polyamides : de en
  • DE743014C - Axle counting device with multi-field switching magnet : de en
  • FR888616A - Electric heater : en fr
  • DE743119C - Hollow vehicle axle composed of tubes : de en
  • FI19801A - Anordning vid träbearbetningsmaskiner : en fi
  • DE742957C - Device for emptying eggs : de en
  • FI19781A - Radiomottagningsapparat, med en av en väljareskiva, ett tangentbord eller en liknande anordning bestående stationsväljare : en fi
  • DE742996C - Process for dyeing leather : de en
  • FR888544A - Device applicable to injection pumps for internal combustion injection engines : en fr
  • FR888528A - Method of fitting shoes and slippers on wooden soles, without spikes or glue, by means of lacing : en fr
  • CH230038A - Cooking stove with draft regulation, which has at least one loosely inserted cooking plate. : de en
  • DE742840C - Slewing gear for large devices pivoted with an out-of-round gear rim : de en
  • DE743146C - Foam destroyer, especially for fermenting seasonings : de en
  • CA417113A - Grate and bar : en fr
  • DE742917C - Gas glow light illuminated : de en
  • DE743045C - Clothes storage facility with two check-in areas in theaters, cinemas, etc. like : de en
  • CH230053A - Process for the production of high-strength rayon from viscose. : de en
  • US2336625A - Dust collector : en
  • FI19816A - Anordning for rusting with automatic equipment : en fi
  • CH230085A - Process for the production of synthetic resin moldings. : de en
  • CH230175A - Lifting device, in particular for motor vehicles. : de en
  • DE742866C - Method and device for opening dried artificial or natural thread or fiber tapes : de en
  • CA417086A - Separable fastener : en fr
  • DE743037C - Process for the production of heaped core masses : de en
  • DK61695C - Coupling for Coupling of two- or multi-wheeled vehicles, In particular Agricultural machinery and agricultural implements, e.g. Harvesting machines. : da en
  • CA417053A - Lignocellulose material processing and product : en fr
  • US2336470A - Separation of materials of different specific gravities and media therefor : en
  • US2336663A - Contact printer : en
  • CH230177A - Springy wheel. : de en
  • CA417114A - Weather surface covering : en fr
  • FI19810A - Förfaringssätt för att avlägsna harts ur pappersmassa : en fi
  • FR888585A - : fr
  • FR888639A - Improvements in packaging and weighing machines for powdery materials that are difficult to aerate : en fr
  • AU117837B2 - Improvements in firehose : en
  • GB558007A - Improvements in abrasive tools and method of making same : en
  • US2336934A - Carrier head : en
  • GB557935A - An improved printing process : en
  • CH230032A - Method for protecting plants. : de en
  • FR888496A - Contact converter with rigid and interchangeable current supply bars : en fr
  • FI19807A - Having regard to the Treaty establishing the European Community, the provisions of this Regulation shall apply to : en fi
  • USD136842S - Design fok an embroidered lace : en
  • CH230130A - Gear drive for piston pumps for filling and sprinkling crops in agriculture and horticulture. : de en
  • CA417034A - Linoleum and mastic tile binding agent : en fr
  • FR888636A - Hydraulic brake for recoilable guns : en fr
  • US2336867A - Individual price-banded card and envelope unit : en
  • DE742905C - Single or multi-phase transformer for electric arc welding : de en
  • GB557979A - Improvements in and relating to the purification of methyl methacrylate : en
  • CH230211A - Process for the preparation of a trisazo dye. : de en
  • CH230072A - Process for the preparation of a urea-like disazo dye. : de en
  • US2336640A - Food cooking device : en
  • FI19818A - Skyddsgaller for air or gas supply : en fi
  • GB557983A - Article attaching machine : en
  • GB558046A - Improvements relating to aircraft controls : en
  • FI19790A - Anordning for the production and sale of gas particles : en fi
  • GB558021A - Improvements relating to self-starting synchronous motors of the hysteresis type : en
  • ES152719A1 - IMPROVEMENTS IN THE CONSTRUCTION OF HIGH FREQUENCY BROADBAND CABLES. : en es
  • GB558044A - Improvements relating to aircraft wing flaps : en
  • FR888423A - Hammers, mallets and similar tools of plastics : en fr
  • CH230119A - Steel gravel cleaning facility. : de en
  • FR888619A - Improvements to hollow tubular conduits for the transmission of very short electrical waves : en fr
  • FR888532A - Electro-magnetic pump : en fr
  • FR888456A - Electric salt bath oven : en fr
  • DE742932C - Arrangement for fastening a track switch : de en
  • DE742362C - Magnetic gear : de en
  • DK61684C - Plate type heat exchanger. : da en
  • DE685322C - Converter system for the power supply of direct current railways : de en
  • CH230138A - Insulated electrical conductor. : de en
  • DE742282C - Plywood board : de en
  • GB557975A - Improvements in apparatus for heating air or other fluid : en
  • DE742610C - Galileo glass : de en
  • GB557980A - Improvements in or relating to methods of drying grass and apparatus therefor : en
  • US2336482A - Method of treating emulsions : en
  • DE743161C - Combined overflow and inflow control station for steam power plants : de en
  • US2336908A - Time delay device : en
  • US2336872A - Protection of alternating current electric power systems : en
  • DE742826C - Process for creating a chain stitch seam and a sewing machine for carrying out the process : de en
  • DE742684C - Use of magnesium alloys : de en
  • DE743162C - Process for the production of planographic printing forms : de en
  • US2336488A - Metal seal member : en
  • US2336824A - Interpolyamides : en
  • DE743067C - Multi-stage process for the extraction of pectin : de en
  • DE743076C - Device for heating workpieces : de en
  • US2336844A - Coordinate control : en
  • FR888516A - liquid elevator, with compressed air, comprising an injector and impact weight for the reversing valve : en fr
  • FR888503A - Assembly for blocking foreign offices from communication in high frequency networks for conference calls with single sideband transmission : en fr
  • GB558045A - Improvements relating to aircraft controls : en
  • US2336600A - Production of branched chain alkenes : en
  • DE743042C - Hairstyle protection hood : de en
  • US2336624A - Phonograph pickup apparatus : en
  • US2336754A - Apparatus for preparing permeable hard rubber strips for vulcanization : en
  • US2336530A - Floating drive mechanism for automobile door windows : en
  • US2336994A - Proportional control system and procedure : en
  • FI19788A - Plywood glue : en fi
  • US2336491A - Rotary baler : en
  • CA417008A - Hinged container : en fr
  • CH230111A - Process for the electrothermal production of metals which are volatile at the reduction temperature by reducing their oxides with carbon in an electric furnace. : de en
  • US2336873A - Insecticide dispenser : en
  • FR888543A - Epicyclic system to adjust the orientation of the blades of variable-pitch aerial propellers : en fr
  • US2336518A - Hot metal ladle : en
  • US2336800A - Throttle control device : en
  • DE742856C - Device for the ventilation of fluids, in particular of dale fluids : de en
  • US2336682A - Combination lever : en
  • US2336815A - Manufacture and use of fluorescent materials : en
  • GB558014A - Improvements relating to lathes : en
  • GB557936A - Improvements in or relating to apparatus for automatically marking a succession of moving articles : en
  • GB557959A - Improvements relating to valves : en
  • CH230123A - Shut-off device. : de en
  • US2336599A - Lighting fixture : en
  • DK61706C - Suspension device by Windows. : da en
  • CA416975A - Door : en fr
  • DE743120C - Pump holder for bicycles and motorcycles : de en
  • FR888594A - Automatic circuit breaker : en fr
  • FR888410A - Direction indicator for bicycle : en fr
  • GB557931A - Improvements relating to route control apparatus for railways and the like : en
  • GB557971A - Parasiticide composition and method of producing the same : en
  • GB558031A - Improvements in or relating to circuit arrangements for providing a compensated direct current supply to electrical apparatus : en
  • US2336576A - Locomotive firebox equipment : en
  • US2336731A - Display container : en
  • US2336794A - Liftable undercarriage system for airplanes : en
  • US2336902A - Photographic material for color photography : en
  • US2336593A - Textile spindle : en
  • US2336895A - Cathode ray tube : en
  • FR888435A - Elastic joint device for pipes or fluid conduits with or without pressure : en fr
  • FR888431A - Improvements to the hydraulic control device for machine tools : en fr
  • FR888609A - Soldering agents : en fr
  • CA417035A - Pantothenic acid manufacture : en fr
  • US2336780A - Automatic vending machine attachment : en
  • US2336937A - Loom shuttle : en
  • US2336943A - Transparent unbreakable nonrefillable container : en
  • FR888498A - Full bandage : en fr
  • FR888422A - Protective device for footwear and method of manufacture : en fr
  • FR888586A - Safety device for valves or taps of pressure vessels, in particular for emergency breathing apparatus : en fr
  • DE742998C - Stapling device for driving in staples of different wire widths : de en
  • GB558022A - Improvements relating to self-starting synchronous motors of the hysteresis type : en
  • GB558051A - Improvements in and relating to synthetic resinous products : en
  • USD136856S - Holder for fishing poles or the like : en
  • FR888566A - Method and machine for dry printing, in two or more colors and at the same time, on the edges of fabrics in general, by means of ribbons inked in indelible colors : en fr
  • GB558008A - Improvements in or relating to electrical power supply systems : en
  • FR888637A - Rolling mill bearing : en fr
  • FR888615A - Device for the direct supply of fuel in front of or in the vicinity of the intake components or into the cylinders of internal combustion engines : en fr
  • US2336535A - Wood bending machine : en
  • GB558032A - An improved glass substitute and method of making same : en
  • GB558025A - Improvements in or relating to rick carts or the like : en
  • DE743100C - Self-igniting, air-compressing four-stroke internal combustion engine : de en
  • FR888642A - Reversible table fountain : en fr
  • CH230109A - Process for the production of stable austenitic steel alloys. : de en
  • US2336991A - Apparatus for removing shale, coal, and like from gravel : en
  • DE742895C - Machine for making wire pins : de en
  • DK61688C - Procedure and Installation for Opening of TV Material. : da en
  • DE743114C - Expandable vehicle : de en
  • USD136835S - Design for a toy cart : en
  • US2336515A - Safety razor blade and combination thereof with razor guard : en
  • USRE22405E - miller r : en
  • US2336669A - Earphone support and silencer cup : en
  • US2336740A - Heel building machine : en
  • GB558003A - Improvements in or relating to wireless remote control systems : en
  • DE743141C - Device for the production of an artificial stone foundation : de en
  • US2336487A - Stone-quarrying apparatus : en
  • US2336481A - Process of making spinning solutions : en
  • US2336773A - Marble game : en
  • US2336578A - Molding equipment : en
  • NL55722C - : en
  • FR888641A - Soldering gun for butt welding thin metal wires : en fr
  • US2336938A - Method of forming stereoscopically observable pictures : en
  • US2336843A - Cyanine dye containing a tetrahydrobenzothiazole nucleus : en
  • DE742908C - Process for the production of anchoring pins for artificial teeth, consisting of a core made of base metal and one or more coatings made of noble metal or noble metal alloy : de en
  • US2336926A - Frequency, or phase, deviation changer circuit : en
  • US2336604A - Detachable cantilever bracket structure : en
  • DE743039C - Method and mold for the manufacture of runners for compressed air generators : de en
  • FR888634A - Carpet or similar cleaning device : en fr
  • FR888416A - Automatic and progressive gear change device : en fr
  • FR888489A - Boulengé velocimeter : en fr
  • CH230093A - Camera. : en fr
  • DE742595C - Process for the production of matt lacquers : de en
  • US2336727A - Domestic appliance : en
  • USD136830S - Design for a doll : en
  • US2336543A - Digit signal translator : en
  • USD136849S - Design for a control instrument : en
  • CH230140A - Device for influencing the magnitude of electrical currents. : de en
  • CA416976A - Rock drill arc bit point : en fr
  • US2336739A - Heel building machine : en
  • US2336617A - Heat treating electrical silicon steel : en
  • AU557742A - An improved self-locking nailor rivet : en
  • CH230154A - Process for preparing para-aminobenzenesulfamido-2-methyl-5-thiodiazol-1,3,4. : en fr
  • US2336505A - Process fob conversion of asphaltic : en
  • USD136838S - Design for a display stand : en
  • DE742602C - Process for the preparation of aqueous solutions of theophylline : de en
  • CH230207A - Process for the preparation of a trisazo dye. : de en
  • US2336749A - Excavating implement : en
  • US2336452A - Trailer mounting device : en
  • FR888504A - Transformer winding refrigeration device for very high voltages and very high powers : en fr
  • NL96117B - : en
  • US2336548A - Advertising device : en
  • CA417021A - Magnetic shield for electrical apparatus : en fr
  • CH230184A - Process for the preparation of 4-amino-6-ethoxy-quinaldine. : de en
  • AU631742A - Circuit for generating and modulating carrier waves : en
  • US2336701A - Percussion fuse : en
  • FR888534A - Process for manufacturing a bulky and shaped cellulosic material having a particular mechanical resistance : en fr
  • US2336798A - Pulp beater : en
  • CA417018A - Lamp bulb machine : en fr
  • CH230041A - Process for molding hollow objects in concrete or similar materials and vibrating table for the application of the process. : en fr
  • CA416970A - Polishing material for tumbling barrels : en fr
  • CA417105A - Fire-resistant fibre manufacture : en fr
  • CA417014A - Electrode dressing tool : en fr
  • CA417017A - Reel mounting : en fr
  • US2336724A - Baseball glove and the like : en
  • CH230095A - Hand grenade. : de en
  • CA416988A - Egg cleaning machine : en fr
  • DE743043C - Device for dividing hard cheese, especially Swiss cheese : de en
  • CA417118A - Gas purification system : en fr
  • US2336774A - X-ray tube : en
  • FR888555A - Eddy current tachometer : en fr
  • AU117853B2 - Physiologically active and antigenic substance preparations : en
  • US2336464A - Urea and thiourea derivatives : en
  • US2336828A - Portable microphone and amplifier : en
  • CA416980A - Diamond-holding tool : en fr
  • NL99730B - : en
  • US2336917A - Electric contact : en
  • US2337011A - Bandage and method of making same : en
  • US2336483A - Barrier : en
  • DE742975C - Process for producing colored images by means of coloring development : de en
  • FR888605A - Process for catalytically splitting hydrocarbons or for hydrogenating under pressure coals, tars and mineral oils : en fr
  • CA417062A - Box spring mattress : en fr
  • CA416979A - Folding bath stand and table : en fr
  • US2336681A - File fastener : en
  • US2336594A - Belt length finder : en
  • CH230128A - Procedure for operating oxygen compressors. : de en
  • DE742906C - Storage device for X-ray examinations : de en
  • FR888583A - Spinning process : en fr
  • USD136832S - Design for a brooch pin : en
  • US2336686A - Garment hanger : en
  • US2336458A - Locking device : en
  • DE743060C - Hydraulic circuit based on the Foettinger principle : de en
  • US2336811A - Sink : en
  • US2337015A - Catalytic conversion : en
  • US2336648A - Preparation of synthetic resins : en
  • US2336693A - Thresher cylinder construction : en
  • USD136833S - Design for a brooch pin : en
  • GB557990A - Improvements in and relating to speed responsive devices : en
  • CA417043A - Spring clamp : en fr
  • CH230088A - Process for protecting aluminum alloys. : en fr
  • AU772942A - An improvement in flushing cisterns : en
  • CA417051A - Grinding machine : en fr
  • CH230190A - Process for the preparation of an azo dye. : de en
  • DE743001C - Catalyst for the implementation of catalytic reactions in the gas phase : de en
  • CH230148A - Switching device. : de en
  • US2336460A - Shoe tree : en
  • ES152800A1 - IMPROVEMENTS IN THE MANUFACTURE OF SOCKETS AND LAMP HOLDERS FOR GLANDIFORM VALVES. : en es
  • DE742870C - Sick bed with a foot wall designed as a door : de en
  • DE742991C - Cooling of the rolls of rolling mills : de en
  • DE742951C - Device for setting up and treating broken bones, in particular long tubular bones : de en
  • DE743024C - Device for blocking the cathode ray : de en
  • GB557992A - Improvements in colour television apparatus : en
  • FR888427A - Process for the treatment of hydrocarbons and especially for the destruction of emulsions formed by these hydrocarbons with water or solutions of bodies in water : en fr
  • GB557930A - Improvements in and relating to automatic control systems for dirigible craft : en
  • US2336634A - Milk treatment process : en
  • US2336508A - Optical method and means : en
  • US2336776A - Braiding machine : en
  • US2337018A - Apparatus for stippling metal bolls : en
  • DE743071C - Tie holder : de en
  • CH230065A - Process for the preparation of an active oxygen-containing product which can be used as a detergent, bleach and water softener. : de en
  • FR888485A - Improvements to gasifier motor vehicles : en fr
  • GB557962A - Improvements in machines for severing webs : en
  • NL55660C - : en
  • FR888601A - Closing device for cones or paper bags and other similar articles : en fr
  • DE743063C - Switching device for changing the speed of machine tool spindles, in particular with rotary arms : de en
  • DE743106C - Arrangement for normal-line light setting for light setting devices with visible full-line writing : de en
  • FR888600A - Device for actuating mechanisms, for example clockwork mechanisms : en fr
  • DK61693C - Plant for Measuring the Flight Time of Projectiles. : da en
  • CA417099A - Shoe insole reinforcing machine : en fr
  • FR888638A - Gear shift mechanism, in particular for motor vehicles : en fr
  • FR888590A - Roller suspension device with u-shaped support bracket for curtains, blinds, etc. : en fr
  • US2336550A - Compensating spectrophotometer : en
  • US2336671A - Refrigerating apparatus : en
  • CH230076A - Application means for drive belts and process for their manufacture. : de en
  • US2336667A - Stabilized ether : en
  • FR888647A - Overhead line damping compensation device as a function of frequency : en fr
  • US2336719A - Ring holder construction : en
  • FR888444A - Distillation process and apparatus for carrying it out : en fr
  • CA417006A - Measuring method and apparatus : en fr
  • DE742950C - Transport extension rail for broken legs, especially leg fractures : de en
  • FR888478A - Milling machine : en fr
  • FR888524A - New dyes : en fr
  • US2336568A - Method of metal electroplating : en
  • FR888408A - Further training in balancer-operated lift pumps : en fr
  • FR888513A - sealing of joints especially against large pressure and heat differences : en fr
  • US2336767A - Wheel mounting means : en
  • US2336784A - Engine lubrication system control : en
  • FR888495A - Fixed capacity high frequency induction furnace : en fr
  • FR888629A - Finned radiator with steam generator : en fr
  • US2336694A - Valve : en
  • US2336882A - Sifter closure : en
  • US2336964A - Pipe threader : en
  • AU591542A - Ceramic material : en
  • US2336806A - Shaving apparatus : en
  • GB558034A - Resilient mountings : en
  • US2336885A - Fitting construction for tanks : en
  • US2336665A - Transformer apparatus : en
  • US2336759A - Electric generator : en
  • US2336498A - Selective transfer of electrical oscillatory energy : en
  • DE743022C - Arrangement for controlling the line train deflection generator when receiving television broadcasts according to the interlaced process : de en
  • US2336650A - Wheel dressing device : en
  • US2336666A - Pilot screen for pot type burners : en
  • GB558019A - Improvements in or relating to air filters : en
  • GB558015A - A method and means for treating vermiculite and similar mineral substances : en
  • FI19808A - Parsnips for parsing and crocheting : en fi
  • US2336527A - Lifting tongs : en
  • US2336996A - Hydraulic generator : en
  • FR888548A - Spiral wound sheet type heat exchanger : en fr
  • DE742723C - Process for improving films made from polyurethane solutions : de en
  • DE742843C - Driving machine for sheet metal : de en
  • DE742995C - Method of preserving fishing nets : de en
  • DE743046C - Spring band as a connecting means for the end turns of coil springs of upholstered furniture or the like. : de en
  • FR888402A - Improvement in devices used for the treatment of various materials: mineral, animal or vegetable : en fr
  • FR888519A - : fr
  • FI19797A - Building block : en fi
  • FI19811A - Förster avsedd öppnings- och stängningsanordning : en fi
  • FR888570A - Band brake for cold strip rolling mill : en fr
  • DE743157C - Cooling of chlorine gas : de en
  • GB557970A - Variable speed transmissions : en
  • AU117870B2 - Coils for relays and inductive apparatus : en
  • CH230124A - Stepless hydraulic transmission. : de en
  • US2336653A - Valve : en
  • US2336839A - Labeling machine : en
  • CH230061A - Punching machine. : de en
  • US2336533A - Apparatus for coating pipe and the like : en
  • CA417000A - Method of applying cement mixtures under pressure : en fr
  • CH230080A - Linear synthetic polymer article and method of making this article. : en fr
  • US2336555A - High-frequency signal-translating system : en
  • AU117848B2 - Improvements in or relating to magnetic induction accelerators : en
  • CH230162A - Microphone. : de en
  • US2336670A - Tray slide bracket : en
  • US2336929A - Telemetric system : en
  • CH230147A - AC switchgear. : de en
  • US2336492A - Proportional control system : en
  • CH230110A - Composite. : de en
  • CH230191A - Process for the preparation of an azo dye. : de en
  • US2336743A - Method and apparatus for spinning unwoven fabrics : en
  • US2336993A - Method of operating regenerative furnaces and furnace construction : en
  • DE742846C - Arrangement for feeding consumers from an alternating current network : de en
  • AU117862B2 - An improvement in flushing cisterns : en
  • CA416998A - Drilling mud dispersion : en fr
  • US2336889A - Metal rectifier assembly : en
  • GB558070A - Improvements in and relating to methods of manufacturing electrical resistances : en
  • AU774642A - Improvements in or relating to electric valve circuits : en
  • GB558066A - Improvements in or relating to arrester devices for aircraft : en
  • AU638142A - Improvements in or relating to knitted fabric and machines for producing thesame : en
  • GB558029A - Improved button : en
  • US2336649A - Apparatus for forming coated frozen confections : en
  • US2336951A - Heat treating apparatus : en
  • FR888468A - Manufacturing process of single or multiple filaments and helices for incandescent lamps : en fr
  • DK61703C - Air Renewal for Shelter. : da en
  • AU783742A - An improved utility mirror : en
  • DE742882C - Crawler vehicle frame : de en
  • DE743090C - Process for the production of artificial horsehair from coconut fibers : de en
  • US2336919A - Process of oxidizing organic substances : en
  • US2336544A - Method of fabricating multiple glass sheet glazing units : en
  • DE742828C - Wire stitching machine for cardboard boxes with automatic stapling : de en
  • AU131716B2 - Improvements relating to electrical relays : en
  • CH230142A - Arrangement for eliminating the inrush current in transformers. : de en
  • FR888454A - Process for manufacturing gelatin articles brought into the desired shape : en fr
  • DE742923C - Device for sucking off the volatile distillation products developed in coke and gas generating furnaces : de en
  • NL55670C - : en
  • FR888501A - Continuous carrier : en fr
  • FI19786A - Högtrycksbåglampa : en fi
  • CA417089A - Lock nut : en fr
  • GB558042A - Improvements relating to crates or racks for bottles or other articles : en
  • CH230121A - Air or gas trap. : en fr
  • DE743023C - Electromagnetic line deflection arrangement for cathode ray tubes : de en
  • FR888525A - : fr
  • US2336977A - System for setting wells to control tubing pressure : en
  • FR888436A - Improvements to adjustable toe clips for cycle pedals : en fr
  • DE743081C - Step switch for signal systems : de en
  • DE742863C - Circuit arrangement for multiple telephony : de en
  • DE742888C - Method of applying pigmented paints to planed or sanded boards : de en
  • DE742936C - Device for periodic arc ignition by means of an auxiliary arc for arc converters : de en
  • FR888547A - Oblique disc drive mechanism : en fr
  • FR888430A - Improvements to television transmitting tubes : en fr
  • FR888470A - Improvements to the provisions of graphite electrodes for melting furnaces : en fr
  • FR888632A - Hydraulic current mechanism, in particular for motor vehicles : en fr
  • DE743072C - Universal rolling mill, especially for rolling out wide sheets and strips : de en
  • US2336514A - Fuse : en
  • IE16686L - Multiple chain ladder : en
  • US2336983A - Printing ink : en
  • FI19825A - Folded box : en fi
  • FR888546A - Aluminum-magnesium-zinc alloy : en fr
  • DE742392C - Process for the preparation of phthalocyanine dyes : de en
  • US2336747A - Lead checking fixture : en
  • CH230183A - Process for the preparation of 4-methylamino-6-methoxy-quinaldine. : de en
  • FR888522A - Device for centering and revealing spoked wheels of various diameters : en fr
  • US2336633A - Light controlled apparatus : en
  • US2336577A - Spraying attachment for cultivators : en
  • US2336605A - Pesticide : en
  • US2336489A - Photographic printing type : en
  • US2336835A - Glass run guide : en
  • US2336561A - Conveyer of the vibratory type : en
  • US2336856A - Spirally bound book : en
  • US2336948A - Centering device for car couplers : en
  • FR888486A - Electrical assembly to compensate for the antenna effect of directed wave antennas : en fr
  • US2336722A - Nigger bar : en
  • USD136829S - Balance cock for chronometers : en
  • US2336718A - Luminous gun sight : en
  • CH230186A - Process for the preparation of an azo dye. : de en
  • CH230144A - Earth fault protection device for alternating current generators. : de en
  • US2336826A - Pyrimtoine compounds : en
  • US2337009A - Clamp attachment for bedsteads : en
  • US2336877A - Clutch and propeller : en
  • DE742900C - Arrangement for controlling grid-controlled vapor or gas discharge lines : de en
  • AU117858B2 - Improvements in process for treating fabrics : en
  • CA417110A - Amine hydroxyalkylation : en fr
  • US2336897A - Timing device : en
  • CH230048A - Heat-insulating device for touching hot handles, especially on saucepans. : de en
  • CH230164A - Tuning device for radio receivers with band stretching in the short wave range. : de en
  • US2336961A - Staple driver : en
  • CH230224A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2336471A - Selector switch : en
  • US2336660A - Roll top : en
  • CH230091A - Wire clips for staplers. : de en
  • CH230102A - Method and device for measuring projectile velocities. : de en
  • US2336674A - Liquid-solid transitory phase air cooling or conditioning system : en
  • US2336619A - Fastener : en
  • US2336477A - Rotary pump apparatus of aircraft : en
  • CH230195A - Process for the preparation of a blue trisazo dye. : de en
  • FR888455A - Piston machine working as a pump, motor or hydraulic transmission : en fr
  • US2336936A - Community tool-stall : en
  • FR888572A - Improvements to pillows : en fr
  • GB557954A - Means for increasing the grip or tractive effort of the pneumatic tyred wheels of tractors : en
  • DK61694C - Means for Artificial Smoking of Pipe Heads. : da en
  • USD136847S - Eye-shade or similar article : en
  • DK61683C - Method for Clarification and Filtration of Colloidal Liquids by Treatment with a Carbonated Filtration Aid. : da en
  • US2336615A - Method of inhibiting formation of black spots on tinned copper : en
  • US2336620A - Lubricating oil : en
  • DE743124C - Fountain pen with an ink chamber separated from the ink reservoir : de en
  • DE742894C - Rolling mill with rolling stands arranged one behind the other : de en
  • US2336603A - Orifice clearing means : en
  • CA417096A - Heel and shoe : en fr
  • US2336913A - Sprocket chain lubrication : en
  • CH230163A - Tuning method and circuit for the reception of short waves. : en fr
  • CA417070A - Gate valve : en fr
  • GB557953A - A method of and means for uniting parts of glass by fusion : en
  • CA417004A - Animal and vegetable oil processing : en fr
  • US2336736A - Conversion of hydrocarbons : en
  • CA417022A - Vehicle wheel balancing method : en fr
  • US2336878A - Besilient tire : en
  • US2336769A - X-ray tube : en
  • DK61702C - Transport systems for refrigerators, heaters or dryers, in particular chocolate pieces. : da en
  • CH230141A - Device for achieving an exact triggering of the high-speed switch of step regulators by synchronous release with armature that drops when the river crosses zero and causes the trigger. : de en
  • US2336808A - Hydraulic hoist : en
  • US2336852A - Method of making flexible blanks : en
  • US2336454A - Hospital bed construction : en
  • US2336974A - Interlocking wear sleeve for tool joints : en
  • US2336992A - Kerf-cutting machine : en
  • DE742872C - Insulating stone and with it masonry insulated against moisture : de en
  • US2336995A - Wood conduit : en
  • CH230064A - Electric ignition device for submersible or underwater burners. : de en
  • AU628442A - Coils for relays and inductive apparatus : en
  • AU117849B2 - Improvements relating to furnaces : en
  • FR888421A - Gearshift control devices improvements : en fr
  • FR888434A - Root treatment process for the combined extraction in the same pass of the main bodies they contain : en fr
  • GB558006A - Improvements in or relating to the control surfaces of aircraft : en
  • FR888539A - Bicycle brake improvements : en fr
  • GB557932A - Manufacture of ethers of polymethylolamides and of polymeric materials therefrom : en
  • GB558028A - Improvements in or relating to apparatus for separating fine particles from gases with the aid of a washing liquid : en
  • US2336738A - Sash lift : en
  • US2337001A - Snap switch : en
  • DE743028C - Process for the production of Kuepen dyes : de en
  • FI19813A - Patronmagasin för skjutvapen : en fi
  • CH230203A - Process for the preparation of a trisazo dye. : de en
  • CH230155A - Process for obtaining a lactation-promoting hormone. : de en
  • DE743103C - Lathe chucks : de en
  • FR888502A - Process for manufacturing hardened or hardenable metal rings : en fr
  • US2336512A - Aluminum base alloy : en
  • GB558009A - Quinoline derivatives : en
  • US2336495A - Autographic register : en
  • US2336761A - Saw set and jointer : en
  • US2336538A - Burner control for reversing furnaces : en
  • DK61696C - Side shovel for Trawlnet. : da en
  • US2336890A - Glycosides of 2-alkyl-1, 4-naphthohydroquinone : en
  • US2336500A - Apparatus for determining soil and hydrostatic pressure : en
  • DE743147C - Process for the production of defense ferments : de en
  • US2336662A - Apparatus for making slide fasteners : en
  • GB557969A - Improvements in or relating to toy animals, automobiles and the like propelled by the rider : en
  • CH230075A - Process for the preparation of a dye. : de en
  • GB557996A - Improvements relating to control devices for milking machines : en
  • US2336744A - Method and apparatus for making tampons : en
  • CH230118A - Horizontal internal grinding device, in particular for draw grinding or grinding polishing of cylindrical or conical bores. : de en
  • NL55662C - : en
  • US2336479A - Pump construction : en
  • US2336871A - Electric switch : en
  • US2336968A - Valve : en
  • DE743117C - Security device against theft of motor vehicles : de en
  • GB558052A - Improvements in and relating to methods of manufacturing electric resistances : en
  • US2336507A - Folding machine : en
  • FR888571A - Iron mine post, the upper part of which preferably has the shape of a wedge : en fr
  • CA417095A - Key-carrying device : en fr
  • US2336860A - Connecting rod aligner : en
  • US2337012A - Stencil sheet and method of making same : en
  • USD136845S - Design for an embroidered lace : en
  • US2336972A - Lever action table saw set device : en
  • US2336997A - Bowling instructor means : en
  • US2336591A - Loom temple : en
  • US2336685A - Extension leaf table : en
  • US2336734A - Extrusion of substantially surfacedry nonplastic material : en
  • US2336954A - Tape selvage frame : en
  • CH230137A - Device for the automatic, stable control of the load exchange between electrical distribution networks in accordance with a prescribed frequency power law. : de en
  • CH230168A - Suitcase. : de en
  • CH230199A - Process for the preparation of an o, o'-dioxyazo dye. : de en
  • FR888612A - Individual relay switch device : en fr
  • US2336680A - Signal apparatus : en
  • GB557948A - An improved electrically operated speedometer : en
  • DE741209C - Process for the production of large castings from metallurgical slag : de en
  • CH230215A - Process for the preparation of a derivative of the anthraquinone series. : de en
  • US2336903A - Cutout for electric lamps : en
  • US2336866A - Telephone system : en
  • USD136850S - Design foe. a control instrument : en
  • FR888452A - Method and device for regulating the flow rate of a gas positive displacement pump : en fr
  • GB558012A - Improvements relating to the manufacture of vinegar : en
  • US2336497A - Fourdrinier machine with flexible side rails : en
  • DE742911C - Multi-row Schlaegermuehle : de en
  • FR888409A - Process for obtaining steels having the qualities of steels melted in the crucible : en fr
  • CA417057A - Kyanite concentration : en fr
  • CH230058A - Zipper and process for its manufacture. : de en
  • GB557960A - Improvements in or relating to the manufacture of stud-bolts : en
  • GB557965A - Improvements in or relating to fuel injection systems for compression-ignition engines : en
  • GB558064A - Improvements in or connected with the manufacture of laminated and other shaped products : en
  • CA417085A - Textile material improving process : en fr
  • CH230220A - Waterproof watch box. : en fr
  • CH230040A - Thermostat-regulator. : en fr
  • CH230133A - Reversing device on internal combustion engines. : de en
  • CH230188A - Process for the preparation of an azo dye. : de en
  • DE743109C - Locking device for double control valves for steering half-track vehicles : de en
  • US2336696A - Automatic toaster : en
  • US2336476A - Rotary vane pump : en
  • CA417052A - Quenching and straightening tool : en fr
  • CA417083A - Poppet valve : en fr
  • US2336904A - Electrically heated soldering apparatus : en
  • US2336528A - Hand compression die for collapsing metal seals : en
  • CA417002A - Drilling mud : en fr
  • FR888429A - Improvements to filter candles and filters by applying : en fr
  • DE742854C - Method for producing polygonal shafts with a milling cutter : de en
  • DE743018C - Saving image decomposition tube with image converter part : de en
  • CA417072A - Motor fuel : en fr
  • CH230221A - Process for the preparation of a benzene sulfamide derivative. : de en
  • DK61697C - Two-stroke combustion engine with ring valve controlled Inlet or Outflow openings. : da en
  • FI19822A - Balance sheet for the project market : en fi
  • FR888646A - Selector for telephone or other devices : en fr
  • AU117867B2 - Improvements in or relating to machines for dealing with loosely laid layers of fibrous material, such as kapok : en
  • AU564842A - Improvements in or relating to machines for dealing with loosely laid layers of fibrous material, such as kapok : en
  • CH230050A - Process for making long-lasting casein solutions. : de en
  • DE742919C - Multi-layer flooring and process for its manufacture : de en
  • CH230189A - Process for the preparation of an azo dye. : de en
  • CA417046A - Printing plate : en fr
  • US2336560A - Photographic printing process : en
  • US2336626A - Torch cutting machine : en
  • CA417088A - Button device : en fr
  • CH230083A - Process for the preparation of a thermoplastic mixture containing high molecular weight compounds. : de en
  • CA417081A - Floor covering : en fr
  • FR888441A - Gaseous fluid turbine : en fr
  • FR888508A - Process for the manufacture of a material suitable for making soles and for the adaptation of said material to the shoe; products obtained : en fr
  • DE742959C - Protective device with a hoop to prevent the rope from jumping out of the groove of the beak pulley of luffing cranes : de en
  • DE743016C - Receiving arrangement for alternating current telegraphy : de en
  • DE743127C - Changeable and exchangeable running patch for shoe heels : de en
  • CH230042A - Refractory cast body containing chromium oxide. : en fr
  • DE741609C - Reflector for elongated discharge tubes, which unites the radiation on the moving surface of the material to be traced in light tracing machines : de en
  • FR888509A - Typewriter with pneumatic or electro-pneumatic control : en fr
  • FR888541A - Process for softening water : en fr
  • FR888649A - Process for preparing condensation products : en fr
  • CH230082A - Process for the polymerization of 2-chlorobutadiene-1,3. : de en
  • DE742934C - TV picture composer with mirror screw : de en
  • AU117855B2 - An improved machine for packing predetermined quantities of butter margarine or like oleaginous substances into cans or other receptacles : en
  • DE742860C - Wrapping device for fabric strips : de en
  • US2337002A - Steering mechanism : en
  • AU117859B2 - Improvements relating to overfeed mechanical stokers : en
  • US2336571A - Refrigerating device : en
  • US2336789A - Compass, particularly for orientation purposes : en
  • US2336818A - Cable tensioner : en
  • GB558030A - Improvements in or relating to hair curlers : en
  • US2336611A - Strap forming machine : en
  • GB557963A - Improvements in sewing machines, particularly for the ready-made clothing industry : en
  • DE742924C - Process for the production of hard coal briquettes : de en
  • CH230139A - Heavy duty switch. : de en
  • DK61687C - Radio receiver that can be tuned both manually and with pushbuttons. : da en
  • US2336748A - Ladle transporting and hoisting device : en
  • US2336894A - Game apparatus : en
  • FR888559A - Self-coupling fitting : en fr
  • DE742988C - In a housing, water pressure-tight and dimmable, optical signal window : de en
  • CH230192A - Process for the preparation of an azo dye. : de en
  • GB557981A - Improvements in or relating to brake holding devices : en
  • DE742365C - Method for measuring the exciting moments of torsional vibrations : de en
  • CH230166A - Directional antenna arrangement. : de en
  • GB557951A - Improvements relating to machines for perforating metal strips : en
  • AU657942A - Improvements in or relating to refrigerator cabinets : en
  • DE732664C - Car wash : de en
  • US2336537A - Merchandise display hanger : en
  • US2336817A - Hoist : en
  • US2336785A - Method for the prevention of sulphate deposits on glass : en
  • FR888407A - Anticryptogamic and insecticide product : en fr
  • FI19820A - Säkring för automatiska eldvapen : en fi
  • FR888483A - Manufacturing process of 2,3-dioxy-benzoic acid : en fr
  • US2336641A - Refrigeration apparatus and method : en
  • FR888557A - Method for obtaining the alignment of electrical tuning circuits in radio receivers and transmitters or similar devices comprising several frequency ranges and device for implementing this method : en fr
  • GB557978A - Improvements in and relating to spars and spar joints of aeroplanes : en
  • FR888500A - Device for reading an indicator line on combustion engines : en fr
  • FR888448A - High pressure hand pump improvements : en fr
  • FR888512A - Improvements to twine cutting devices in binder mechanisms : en fr
  • US2336891A - Fluid pressure control system : en
  • DE742788C - Vertical axis paddle wheel : de en
  • DK61686C - Apparatus for generating a measuring or regulating voltage by logarithmic deformation of an alternating voltage. : da en
  • USD136831S - Rack for kitchen or laboratory utensils or the like : en
  • US2336850A - Hospital bed : en
  • DE743030C - Matting agent for cellulose or chlorinated rubber paints : de en
  • FR888451A - Laminated cogwheel : en fr
  • US2336864A - Apparatus for forming insulators : en
  • AU1177743A - Improvements relating to electrical relays : en
  • CH230204A - Process for the preparation of a trisazo dye. : de en
  • US2336848A - Hydraulic disk frame : en
  • CA417100A - Fastening staple : en fr
  • US2336520A - Dioxazine-type dyestuffs and process for preparing the same : en
  • US2336675A - Wick seal for flares and method of making same : en
  • USD136844S - Bssign foe, an embsoidekeb lace : en
  • AU117869B2 - Improvements in electrical signalling systems : en
  • CH230063A - Method and device for non-fermentation preservation of vegetable juices. : de en
  • CA417115A - Fibrous container : en fr
  • CH230131A - Machine comprising at least one cylinder-piston assembly cooperating with a fluid. : en fr
  • FR888614A - Letter card : en fr
  • US2336558A - Pencil sharpener : en
  • US2336689A - Surgical needle : en
  • US2336690A - Needle clamp for surgical stitching instruments : en
  • US2336823A - Retractable landing gear : en
  • US2336654A - Governing gear for engines and other machines : en
  • US2336790A - Orientation compass : en
  • US2336796A - Grinding machine : en
  • US2336812A - Firing mechanism for gun perforators : en
  • CA417024A - Multiple baking pan : en fr
  • CA417032A - Dump trailer wagon : en fr
  • DE743092C - Binder from sulphite waste liquor : de en
  • US2336717A - Hair and scalp treating device : en
  • US2336788A - Luminous tube sign : en
  • CH230165A - Arrangement to achieve the frequency constancy of a tube transmitter. : de en
  • FR888622A - Elastic shock absorber used to support or suspend engines, transmissions or other components, in particular in automobiles : en fr
  • FR888606A - Process for producing charred briquettes from coals that do not clump poorly or at all : en fr
  • FR888613A - Device for automatic re-tuning of an oscillator : en fr
  • CA417031A - Stick handling mechanism : en fr
  • CA417069A - Dry shaving device : en fr
  • US2336905A - Vehicle direction signal : en
  • US2336920A - Wheel balancing ring : en
  • AU117845B2 - Improvements in or relating to knitted fabric and machines for producing thesame : en
  • CA417045A - Eectrical switching apparatus : en fr
  • US2336940A - Dress shield : en
  • CH230066A - Process for the production of alumina from raw lime aluminates. : en fr
  • CA417112A - Paper making process : en fr
  • CA416981A - Tubing forming means : en fr
  • CH230197A - Process for the preparation of an o, o'-dioxyazo dye. : de en
  • CA417036A - Fibre pulp agitating and mixing apparatus : en fr
  • AU117854B2 - Ceramic material : en
  • AU717542A - Improvements in process for treating fabrics : en
  • CH230127A - Elevator for pulling out driven iron posts. : de en
  • FR888463A - Vacuum gasifier : en fr
  • FR888488A - Welding device supplied with alternating current and comprising an electromagnetic switch : en fr
  • DE742663C - Production of soot : de en
  • AU117850B2 - Improvements in or relating to separable fasteners : en
  • US2336585A - Chemical process : en
  • US2336697A - Fan balancing means : en
  • CH230217A - Process for the preparation of a derivative of the anthraquinone series. : de en
  • US2336609A - Circulating heater : en
  • US2336801A - Mounting device for cameras and the like : en
  • US2336753A - Toaster : en
  • US2336984A - Printing ink : en
  • DK61681C - Procedure for producing lasting refining effects, in particular for increasing the abrasion resistance, by simultaneously dyeing textile materials. : da en
  • DK61708C - Issandal. : da en
  • GB558020A - Improvements in or relating to packing devices for fluid pressure apparatus : en
  • GB558054A - Improvements in cartons or containers of cardboard, paper or the like material : en
  • CA417007A - Bearing manufacture : en fr
  • AU117841B2 - Improvements in or relating to shears for bolts, round metal bars or suchlike : en
  • CH230090A - Process for the surface treatment of metallic objects by spraying on a liquid mixture. : de en
  • CH230129A - Liquid ring pump. : de en
  • US2336892A - Fluid pressure actuating system : en
  • CA416991A - Dispensing container : en fr
  • CA417074A - Current interrupter : en fr
  • CA417071A - Circular knitting machine : en fr
  • DE742857C - Flat dryer for shrinking lengths of fabric : de en
  • US2336981A - Fishing reel arbor : en
  • US2336521A - Dioxazine-type dyestuffs and process for preparing the same : en
  • FR888419A - Steam sterilization process and devices : en fr
  • US2336849A - Cutter stop fob machine tools : en
  • CA417010A - Display cabinet : en fr
  • CA417056A - Kyanite concentration : en fr
  • DE742907C - Application of a known electrolytic glazing process to replacement chewing tools : de en
  • GB557939A - Improvements in and relating to the dyeing of nylon fibres : en
  • GB558027A - Improvements in and relating to electric frequency dividing systems : en
  • FI19803A - Tömnings- och uppdämningsanordning vid barkningsmaskiner : en fi
  • DE742909C - Photoelectric light meter : de en
  • DK61692C - Lift gate. : da en
  • AU761142A - Improvements in and relating to refrigerating equipment : en
  • US2336679A - Music stand : en
  • US2336752A - Article compressing mechanism for wrapping machines : en
  • US2336534A - Twisting device : en
  • CH230106A - Device for controlling the image of a reflex photographic or cinematographic camera. : en fr
  • AU694642A - Improved method of molding nonplastic material : en
  • DE742861C - Method of fulling : de en
  • CA417104A - Arc welding heat control apparatus : en fr
  • USD136851S - Design fou a control instrument : en
  • CH230125A - Friction gear transmission. : de en
  • US2336816A - Gas heater : en
  • US2336805A - Clamping means for mirror devices and the like : en
  • CH230094A - Reflex camera comprising a photoelectric cell. : en fr
  • DK61691C - Sound-absorbing plate. : da en
  • DE742662C - Process for the preparation of acidic disazo dyes : de en
  • CA417033A - Alkali metal salt of hydrogenated rosin : en fr
  • DE742884C - Cooling device for disc brakes of motor vehicles : de en
  • CH230097A - Setting gauge for saw blades. : de en
  • US2336684A - Level winding device for winch drums : en
  • US2336741A - Mattress tufting machine : en
  • US2336542A - Method of treating emulsions : en
  • CA417019A - Sand container : en fr
  • CH230114A - Steel holders for machine tools. : de en
  • DE742880C - Process for the impregnation of liquids : de en
  • CH230185A - Process for the preparation of a basic compound. : de en
  • US2336614A - Rod bundle transfer device : en
  • CA417055A - Foundry mould insert : en fr
  • US2336760A - Gear generator : en
  • GB557997A - Improvements in or relating to separators for removing heavier loose matter, such as foreign matter, from lighter loose material, such as dried grass : en
  • DE743140C - Device to facilitate the production of concrete site stakes : de en
  • FR888497A - Variable pitch propeller : en fr
  • FR888591A - Process for using wood tar and its derivatives for the manufacture of cleaning products, in particular polishes and waxes : en fr
  • CA417102A - Relief valve : en fr
  • DE742661C - Process for the production of azo dyes : de en
  • NL55710C - : en
  • US2336579A - Universal joint : en
  • AU696842A - Improvements in or relating to magnetic induction accelerators : en
  • DE743036C - Dropper bottle : de en
  • GB558059A - Improvements in or relating to pulverised fuel burners : en
  • FR888540A - Bicycle brake enhancements : en fr
  • FR888511A - Improvements with chisels, chisels and similar tools : en fr
  • FR888564A - Single coil derailleur for cycles : en fr
  • CA417075A - Baked goods manufacture : en fr
  • CH230087A - Process for the production of protective layers with high wear resistance on magnesium and magnesium alloys. : de en
  • CH230145A - High breaking power fuse with replaceable fusible link. : en fr
  • GB558038A - Hair cutting device : en
  • CA417101A - Loose leaf book binder : en fr
  • GB557973A - Methods of producing puffed cereal flakes and the products of said methods : en
  • GB558037A - Improvements in and relating to means for cutting screw threads : en
  • US2336469A - Protective vision device : en
  • US2336881A - Artificial limb : en
  • GB558058A - New monoazo dyestuffs : en
  • US2337017A - Apparatus for stripping metal rolls : en
  • CH230214A - Process for the preparation of a derivative of the anthraquinone series. : de en
  • FR888499A - Additional device for photographic camera lenses : en fr
  • FI19805A - Fertilization rate for regeneration of the active metal and liquid metal or alloy alloy oxide : en fi
  • GB557967A - Improvements in or relating to flexible abrasive articles and processes for producing the same : en
  • FR888521A - Vibration generator or (and) directed oscillations : en fr
  • GB557964A - Improvements in or relating to fuze setting apparatus for shells : en
  • GB558002A - Improvements in or relating to reflex light reflectors, method of making the same, and signs adapted for outdoor highway use and including the improved reflex light reflector : en
  • DE743115C - Car body for motor vehicles : de en
  • GB558016A - Improvements in combustion boats : en
  • FR888576A - Average value indicating device with overflow counter mechanism : en fr
  • GB558004A - Improvements in or relating to wireless remote control systems : en
  • US2336506A - Surface plate : en
  • US2336704A - Means for patching veneer sheets : en
  • US2336802A - Frame for suspending folders or document containers in drawers and the like : en
  • US2336768A - Telephone signal receiver : en
  • DE743025C - Circuit arrangement for regulating the transmission rate with the aid of controlled, non-linear regulating resistors : de en
  • CH230117A - Machine for grinding twist drills. : de en
  • DE742741C - Process for the production of organic sulfur compounds : de en
  • DE743051C - Step ladder with footrest : de en
  • SE109285C1 - : en
  • US2336621A - Continuous bar mill : en
  • US2336531A - Laminated glass : en
  • US2336551A - Trolley conveyer : en
  • GB557987A - Improvements in the manufacture of artificial wood compositions : en
  • GB558053A - Improvements in and connected with terminal or clamping devices for electric conductors : en
  • US2336730A - Thermostatic float valve adjustment : en
  • US2336587A - Locking device for tubular lamps or the like : en
  • US2336896A - Utilization of foul steam for hydrogen sulphide removal : en
  • US2336451A - Safety signal : en
  • DE742844C - Process for the extraction of phenols from their aqueous alkaline solutions : de en
  • FR888447A - Method and apparatus for the production of concrete materials : en fr
  • NL55803C - : en
  • US2336947A - Manual tapping device : en
  • CA417097A - Shoe manufacture : en fr
  • CH230134A - Method for regulating the pressure of the lubricating oil in internal combustion engines, especially those with a compressor. : de en
  • US2336809A - Optical instrument : en
  • US2336854A - Method of treating potassium chloride concentrates : en
  • US2336857A - Carry-home bottle container : en
  • US2336875A - Developing device : en
  • AU117861B2 - Improvements in and relating to refrigerating equipment : en
  • FR888507A - Transformer with winding in several layers, in particular for very high voltages and very high powers : en fr
  • US2336861A - Selector switch circuit : en
  • FR888490A - Electron tube : en fr
  • FR888579A - Process for the production of chlorovinyl resin sponges using swelling substances : en fr
  • US2336524A - Combination straightener and tester for pipes : en
  • DK61698C - Combustion shaft machine with slide-controlled outflow channels arranged near the cylinder cover. : da en
  • FI19784A - Elektriskt rechargeable batteries with metallic cells : en fi
  • FR888401A - Internal combustion engine group : en fr
  • GB557941A - Improvements in or relating to step-by-step controlling mechanisms : en
  • FR888461A - Method and device for operating, from a common power source, several resistance welding machines or the like, requiring short bursts of current, preferably for heating a product : en fr
  • FR888535A - Mobile loading platform vehicle for transporting construction machinery, tracked vehicles and others : en fr
  • DE742853C - Spindle bearing for fine boring machines : de en
  • US2336592A - Drain cleaner : en
  • US2336710A - Suction cleaner : en
  • GB557976A - Improvements in or relating to the manufacture of diphenylolpropane : en
  • IE16523L - Reinforced concrete ships : en
  • DE742927C - Production of organic sulfonic acids in addition to halogenated hydrocarbons : de en
  • FR888567A - Pocket knife : en fr
  • US2336781A - Method of projecting pictures : en
  • US2337000A - Thermoelectric device : en
  • US2336463A - Cyanine dye containing a tetrahydrobenzothiazole nucleus : en
  • US2336720A - Process for separating 2,3,6-trimethyl phenol : en
  • US2336758A - Grinding wheel truing device : en
  • FR888517A - Suspender tab : en fr
  • DE743059C - Bearing connection : de en
  • GB558018A - Improvements in or relating to the manufacture of sponge rubber : en
  • US2336868A - Concentration of acidic minerals : en
  • CA417084A - Poppet valve : en fr
  • CH230143A - Device for protecting the resistances of centrifugal starters in electric motors. : de en
  • GB557986A - Improvements in electromagnetic pumps : en
  • DE743135C - Process to avoid voids in sulfur casting compounds : de en
  • FI19814A - Ammunition containing reaction transport charge : en fi
  • FR888643A - Viscosity regulator : en fr
  • US2336607A - Spring wheel : en
  • US2336756A - Rotary valve : en
  • AU562742A - Improvements in or relating to shears for bolts, round metal bars or suchlike : en
  • DE742876C - Device to achieve reliable registration even with small deflections of a measuring part of a measuring device : de en
  • FR888459A - Vehicle, in particular undercarriage for guns : en fr
  • US2336847A - Fluid motor : en
  • US2336513A - Speed change system : en
  • USD136839S - Design for a picture holder : en
  • FR888473A - Process for the purification of improved celluloses by alkaline route : en fr
  • FI19799A - Anordning vid platter : en fi
  • FR888487A - Device intended to generate oscillations by means of a discharge tube : en fr
  • US2336775A - Apparatus for use in preparing plant products for market : en
  • US2336797A - Felted product : en
  • FR888493A - Feeding device for liquids, and in particular for lubricants : en fr
  • US2336999A - Formed metal door : en
  • DE743097C - Sun hat : de en
  • DE742869C - Artificial silk spinning pot : de en
  • FR888577A - Lubrication device for watch movements, mechanisms and counters : en fr
  • US2336963A - Cross wound cop winding machine : en
  • US2336616A - Method of inhibiting formation of black spots on tinned copper : en
  • AU595842A - Crosstalk balancing : en
  • FR888633A - Fabrics for the production of inked ribbons : en fr
  • FR888536A - Frequent or periodic action contactor : en fr
  • CH230120A - Method for processing nitrocellulose lacquers. : de en