• US2337488A - Method of producing dicyandiamide : en
  • CA417295A - Window system for vehicles : en fr
  • CA417289A - Maleic acid dehydration : en fr
  • CA417143A - Indicating instrument for aircraft : en fr
  • CA417203A - Moistureproof wrapping material : en fr
  • US2337325A - Air circulating device : en
  • US2337094A - Apparatus for use in making shoes : en
  • US2337098A - Thermal torque unit : en
  • US2337367A - Convertible folding cot : en
  • US2337054A - Arsenical insecticide and method of making same : en
  • US2337380A - Lubricating oil composition : en
  • CA417285A - Hydrocarbon isomerization : en fr
  • US2337439A - Refrigeration : en
  • US2337460A - Formation of thin films upon glass surfaces : en
  • DE743323C - Process for the production of concave curved projection screens : de en
  • CA417263A - Knitted fabric : en fr
  • FI19872A - Communication between the frequency detectors and the external generating set of the detector and the generator : en fi
  • CA417182A - Lamp socket and switch : en fr
  • US2337028A - Cigar machine moistening mechanism : en
  • CA417283A - Hydrocarbon catalytic conversion : en fr
  • US2337447A - Apparatus for assembling tire plies : en
  • AU117875B2 - Improved cooling or temperature: control systems for- use with vacuum devices operated~at relatively high lielectrical potentials : en
  • AU117904B2 - Improvements in or relating to stockings and methods of knitting thesame : en
  • US2337178A - Stock lifting grab : en
  • AU117898B2 - Improvements in and relating to joints and terminations for electric power cables : en
  • CA417228A - Differential protective relaying system : en fr
  • DK61724C - Process for the production of linear polyamides with amide groups in the chain. : da en
  • DE742940C - Process for the preparation of monoazo dyes : de en
  • FR888685A - Device for maintaining a prior pressure, in pressurized liquid networks : en fr
  • DE743175C - Process for tanning hides and skins : de en
  • AU758142A - Television system : en
  • US2337448A - Process for treating oils : en
  • US2337099A - Ornamental article and method of making same : en
  • US2337498A - Production of fertilizers : en
  • GB558090A - Improvements in or relating to yarn and like winding machines : en
  • US2337061A - Sterilizing machine : en
  • US2337272A - Modulation : en
  • US2337455A - Two-hand control for poweractuated machines : en
  • FR888668A - Sign holders for office machines : en fr
  • GB558093A - Improvements in or relating to air-cooled guns : en
  • CA417272A - Sulphonated and halogenated organic condensation product : en fr
  • US2337514A - Tool handle : en
  • USD136894S - Smith juvenile vehicle : en
  • DK61733C - Firearm with safety bolt and removable end base placed on the locking frame. : da en
  • DE743386C - Tube amplifier : de en
  • US2337042A - Apparatus and method for manufacture of magnesium metal : en
  • US2337322A - Cutting tool having tip or insert of tungsten carbide or like hard materials : en
  • US2337228A - Method of producing gears : en
  • USD136883S - Design fob a safety razor blade hone : en
  • AU117903B2 - Improvements in corsets : en
  • US2337529A - Universal tufting machine : en
  • US2337183A - Honing device : en
  • US2337294A - Fabrication method : en
  • CA417195A - Calcium sulphate production : en fr
  • US2337408A - Drapery plaiter and support : en
  • CA417309A - Web roll changing method : en fr
  • FR888859A - New condensate products : en fr
  • DE743235C - Electrolyte for electrical cells, especially electrolytic capacitors : de en
  • FR888773A - Process for preparing isoximes or their hydrolysis products : en fr
  • FR888658A - Process for the production of building materials from waste wood with bitumen and a hydraulic binder : en fr
  • FR888663A - Manufacturing process for foods rich in albumin and vitamins : en fr
  • US2337293A - Fan : en
  • US2337355A - Stalk cutter : en
  • US2337428A - Nickel heater cord : en
  • CA417236A - Bus transfer equipment : en fr
  • FR888717A - Device providing a tight seal between front surfaces of mechanism members capable of moving relative to one another : en fr
  • GB558180A - A method of introducing a knitting yarn to the needles of an independent needle knitting machine : en
  • GB558098A - Improvements in or relating to reflection-reducing layers on glass : en
  • DE743209C - Capacitor dielectric : de en
  • USRE22408E - Steoboscopic testing apparatus : en
  • FR888791A - Transit-time, velocity-modulated electron tube : en fr
  • GB558121A - Improvements in or relating to apparatus for stripping insulation from insulated wire : en
  • FR888699A - Electron tube with low anode secondary emission : en fr
  • FR888722A - Double point electric welding device : en fr
  • GB558176A - Rotary stamping machine for rolled material : en
  • FR888760A - Improvements to UHF filters : en fr
  • CA417215A - Covered wire : en fr
  • DE743408C - Tariff apparatus : de en
  • DE743291C - Resilient iron pit lining in a circle or arch shape : de en
  • US2337040A - Heat-treated rosin size : en
  • US2337106A - Blowpipe head : en
  • CA417251A - Rail bonding apparatus : en fr
  • DE743286C - Depositing device with a pick-up conveyor on each side : de en
  • GB558122A - Improvements in or relating to apparatus for severing material : en
  • GB558132A - Improvements in welt hooks for knitting machines : en
  • CA417297A - Desludging mechanism : en fr
  • DE743409C - Method and device for indicating the liquid level in containers by means of a dye paint : de en
  • DE743391C - Hand operated self switch : de en
  • US2337263A - Fence post : en
  • US2337229A - Adjustable footrest : en
  • AU772742A - Vacuum method and apparatus for filling tires with water : en
  • CA417291A - Power responsive device : en fr
  • US2337117A - Food preparing and vending machine : en
  • DK61721C - Scraping device for fishing vessel preparation machines. : da en
  • US2337319A - Mop wringer : en
  • US2337067A - Safety device for absorption refrigerators : en
  • US2337250A - Gluing press : en
  • USD136881S - Design for a smoking pipe : en
  • US2337450A - Freezing tray : en
  • FR888680A - Improvements in methods of producing length or duration modulated pulses at a high modulation rate : en fr
  • FR888775A - Polymerization process : en fr
  • DE743313C - Hand tool for removing thread mandrels from hard rubber or plastic blanks : de en
  • DE743237C - Ultra-short wave tubes : de en
  • DE743361C - Soldiers muff : de en
  • US2337123A - Method of preparing phenolic compounds : en
  • US2337162A - Process for making improved pigments : en
  • USRE22407E - x d drilling fluid : en
  • US2337097A - Clutch driven plate : en
  • US2337238A - Oil filter for internal combustion engines : en
  • FR888789A - Fire extinguisher with extinguishing agent continuously under pressure : en fr
  • DE743215C - Device for making the work area visible when working with glowing bodies : de en
  • FR888745A - Enveloping frame for liquid heaters : en fr
  • US2337170A - Method and apparatus for sealing packages : en
  • US2337362A - Device for crimping feerules on air hose : en
  • FR888885A - Automatic clutch : en fr
  • US2337176A - Grapple : en
  • FR888767A - mine props formed by an inner post sliding into an outer post : en fr
  • US2337329A - Treatment of surfaces : en
  • US2337444A - High frequency tube : en
  • FR888721A - Device indicating, by means of LEDs, the operating states of devices or machines : en fr
  • GB558157A - Improvements in or relating to ship salvaging apparatus : en
  • CA417220A - Signalling system : en fr
  • US2337172A - Halogenated alkyl carbonates and process for producing the same : en
  • CA417303A - Switching mechanism : en fr
  • US2337045A - Averaging device for measuring : en
  • US2337496A - Multiway regenerative repeater : en
  • FR888851A - Boat propulsion system : en fr
  • FR888807A - Set of retractable pushers forming a chain : en fr
  • FR888840A - Rotary bearing particularly applicable to gyroscope rings or gyroscopes : en fr
  • DE742851C - Closed monitoring device for flowing fluids, especially for the coolant or coolant circulation of internal combustion engines : de en
  • US2337254A - Method of recovering hydrocarbons : en
  • US2337473A - Sulphurization of hydrocarbons : en
  • CA417282A - Hydrocarbon catalytic conversion : en fr
  • DE743177C - Preparations for washing and caring for living hair : de en
  • FR888877A - Process for obtaining a cold product capable of replacing pottery and other fired in the oven by its hardness and its impermeability : en fr
  • DE743410C - Weights recording and electromagnetic printing device for self-indicating scales : de en
  • FR888813A - Contact device for periodic maneuvers and establishing contact by a staggering part : en fr
  • FR888823A - Loading device, in particular for gasifiers mounted on motor vehicles : en fr
  • GB558119A - Improvements in mounting devices for electric discharge lamps : en
  • DE743402C - Method and device for the production of sintered bodies : de en
  • US2337095A - Range : en
  • DE743232C - On and off switch with toggle lock, especially for power tools : de en
  • AU117893B2 - Improvements relating to telephone systems : en
  • USD136885S - Design for a nasal douche : en
  • FR888814A - Process for the preparation of substituted ethers-salts of carbamic acid : en fr
  • US2337266A - Combined bed and dresser : en
  • FR888732A - High vacuum electric furnace : en fr
  • GB558108A - Improvements in ornamental illuminating devices : en
  • DK61730C - Procedure for applying wheel rings divided into individual elements on so-called wheel rims for bicycles. : da en
  • DE743272C - Paddle wheel : de en
  • DE743275C - Electrically excited drum magnetic separator with several poles, with the number of ampere turns of the main excitation coils being the same : de en
  • DK61722C - Floor separation. : da en
  • DE743344C - Drive for towing vehicles and motor vehicles : de en
  • US2337335A - Pin and clevis connection : en
  • US2337208A - Sectional furnace wall and tube packing : en
  • DE743220C - Sponge or foam rubber rollers, in particular for treating textile goods mounted on molds : de en
  • FR888898A - Improvements to remote controls : en fr
  • CA417307A - Cable sheath joint and repair making method : en fr
  • CA417153A - Goggles for skiing : en fr
  • CA417240A - Knitted wear : en fr
  • DE743227C - : de en
  • US2337190A - Cyclization of hydrocarbons : en
  • US2337046A - Antisplash lid for receptacles : en
  • GB558173A - Improvements in or relating to actuating components for thermostats : en
  • US2337410A - Electrical control system : en
  • US2337432A - Catalysis : en
  • US2337403A - Bearing structure : en
  • DE744679C - REPLACEMENT MATERIAL FOR FAT : de en
  • US2337030A - Self-locking nut : en
  • BE453078A - x-ray machine : en fr
  • DE743204C - Process for the production of grinding and cutting tools with abrasive grains galvanically attached to a metallic carrier : de en
  • US2337230A - Closure actuator : en
  • DE743364C - Iron pit stamp : de en
  • US2337194A - Parking indicator : en
  • US2337418A - Destructive isomerization : en
  • US2337530A - Lathe tooling mechanism : en
  • FR888799A - Perpetual letter envelope : en fr
  • AU756942A - Sawtooth wave generation : en
  • US2337415A - Nose board for axminster looms : en
  • DE743260C - Gear-shaped tool wheel with cutting edges for scraping gears : de en
  • DE743368C - Bunger for mercury and water filling : de en
  • FR888673A - Process for improving shaped nitrogenous articles : en fr
  • USD136882S - Combined valve and operating attachment : en
  • DE743283C - Antifreeze : de en
  • DE742095C - Process for the production of hydrocarbon mixtures consisting essentially of propane and butane : de en
  • GB558088A - Filters, more especially for the air intake of aircraft engines : en
  • US2337207A - Alternating current supply means : en
  • DE743404C - Use of chrome-cobalt alloys for the production of cold-deformable objects : de en
  • FR888806A - Device for stretching and keeping bed sheets taut and the like : en fr
  • DE743417C - High-speed two-stroke internal combustion engine : de en
  • DE743116C - Device for arbitrary setting of the chronologically successive insertion of the control valves for motor vehicle trains with several brake circuits : de en
  • DE743336C - Stationary creator for dewatering rotating steam-heated drying cylinders : de en
  • US2337041A - Refining of cottonseed oil : en
  • US2337111A - Clutch plate : en
  • FR888743A - Coupling device for producing multiples of a fundamental frequency : en fr
  • GB558127A - Improvements in and relating to straight bar knitting machines : en
  • US2337446A - Sand cleaning and classifying apparatus : en
  • AU735142A - Improvements relating to show cards : en
  • FR888652A - Method of regulating and distributing the load between several power plants or networks coupled in parallel : en fr
  • GB558110A - Improvements in, or relating to, furnaces for the heat treatment of materials : en
  • FR888724A - Cable winch or capstan : en fr
  • FR888824A - Improvement in the preparation of solutions containing active chlorine : en fr
  • GB558192A - Facet indexing and grain setting appliance for use in a machine for cutting and polishing diamonds : en
  • DE743419C - Measuring device for injection equipment for internal combustion engines : de en
  • US2337307A - Beet topping machine : en
  • US2337471A - Collet chuck : en
  • FR888819A - Mechanical linkage device by controlled removable balls : en fr
  • US2337366A - Eye ring clinching machine : en
  • FR888679A - Improvements to UHF power measurement devices : en fr
  • FR888871A - Economical and fast processes for treating the metal used in the dental prosthesis and facilitating the final work : en fr
  • FR888886A - Improvements in balancing axle pressures in locomotives : en fr
  • GB558151A - Improvements in or relating to sliding clasp fasteners : en
  • GB558212A - Improvements in or relating to cine and like film projectors : en
  • FR888686A - Pressure relief piston valve for devices operating under fluid pressure : en fr
  • FR888747A - Process for the preparation of 2-butadienes-1. 3 halogenated : en fr
  • GB558092A - Improvements in or relating to fuel injection systems for compression-ignition engines : en
  • US2337019A - Repeat welder : en
  • FR888734A - Method of upsetting the edges of drilled or stamped holes in flat workpieces (sheets) by machining without chipping : en fr
  • FR888890A - Process for joining metals : en fr
  • DE743326C - Device for determining the mass distribution of a circulating body : de en
  • DE743370C - Rocking washing machine : de en
  • FR888709A - Internal combustion engine for carburettor operation : en fr
  • CA417278A - Moisture measuring apparatus : en fr
  • FR888670A - Manufacturing process for new urea-formaldehyde condensation products : en fr
  • US2337128A - Nondusting litharge : en
  • US2337474A - Process of and apparatus for separating gas mixtures : en
  • US2337122A - Method and apparatus for determining illumination contrast : en
  • USD136867S - Embroidered trimming or similar article : en
  • USD136888S - Design for a nursing bottle : en
  • DE743423C - Manufacture of corrosion-resistant chrome coatings : de en
  • GB558198A - Improvements in or relating to alarum devices : en
  • US2337412A - Micrometric toolholder : en
  • US2337431A - Beat-up mechanism for looms : en
  • FR888684A - Process for preparing ascorbic acid : en fr
  • FR888884A - Welding process for aluminum parts : en fr
  • DE743411C - Method for magnetic sound recording : de en
  • DE743269C - Device for opening and closing the valve of containers which contain the pressure medium for actuating a signaling device : de en
  • DE743335C - Process for the production of high quality food from fish : de en
  • FR888719A - Condensation products and process for preparing these products : en fr
  • GB558115A - Improvements relating to internal combustion engines : en
  • FR888761A - Rotary eta adcock antenna : en fr
  • FR888820A - Thermal carburettor : en fr
  • FR888830A - Nozzle for gasifier with internal cooling by air circulation : en fr
  • US2337379A - Circuit arrangement for gaseous discharge tubes : en
  • DE743395C - Process for the recovery of carbon disulfide in the suction washing of viscose rayon rolls : de en
  • USRE22413E - Rcijxz : en
  • US2337053A - Furnace : en
  • DE743255C - Device for generating linear mechanical vibrations of two masses moving in the same direction : de en
  • FR888690A - Gasifier with transverse gasification : en fr
  • DE743421C - Slide closure for the fuel opening of oil cans etc. like : de en
  • GB558150A - A process for the regeneration of waste edible fats and oils : en
  • US2337200A - Conveyer : en
  • US2337129A - Warp compressor : en
  • DE743173C - Device for blowing second air into the combustion chamber by means of several nested nozzles : de en
  • FR888857A - Apparatus for removing dust from gases leaving a gasifier : en fr
  • GB558145A - Means for the fine regulation of an alternating current voltage : en
  • FR888753A - Overload protection : en fr
  • FR888700A - Process for manufacturing high molecular weight condensation products : en fr
  • FR888748A - Hollow welded crank for elastic suspension : en fr
  • FR888737A - Process for the preparation of stable solutions of glucosides of the group of flavones and their aglucones : en fr
  • US2337358A - Treatment of hydrocarbons : en
  • US2337373A - Collapsible tubing and method of producing the same : en
  • FR888728A - Circuitry for signal transmission using combinations of current pulses : en fr
  • CA417304A - Piezoelectric crystal apparatus : en fr
  • FR888702A - Manufacturing process for high molecular weight plastics : en fr
  • US2337217A - Chute : en
  • FR888708A - Hard, acid-resistant alloy : en fr
  • FR888741A - Cartridge magazine for repeating firearms with large displacement barrel : en fr
  • FR888774A - Process for preparing omega-amino-carboxylic acids : en fr
  • USD136872S - Design fob a handbag : en
  • FR888786A - High lift safety valve : en fr
  • US2337149A - Cartridge chamber and cartridge for spraying devices : en
  • DE743345C - Self-reinforcing inner shoe brake, especially for motor vehicles : de en
  • US2337115A - Clutch for sewing machines : en
  • DE743353C - Loading bridge or the like : de en
  • FR888897A - Manufacture of glues, primers, starch, dextrin and the like : en fr
  • CA417204A - Textile treating composition : en fr
  • AU117878B2 - Television system : en
  • GB558197A - Improvements in syringes, sprinklers, sprayers or the like : en
  • US2337026A - Toolholder : en
  • DE743346C - Upper leather edge slitting device on lasting machines : de en
  • DE743211C - Cleaning agent for inserting artificial teeth, dentures, etc. like : de en
  • GB558099A - Improvements relating to photographic materials : en
  • US2337185A - Method of drawing stainless steel wire : en
  • US2337383A - Material handling apparatus : en
  • FR888766A - Plasticizers and gelatinizers : en fr
  • FR888838A - Improvements to portable electric lamps or lanterns : en fr
  • DE743428C - Device for the production of the conical surfaces of the blading of rotary machine running wheels from the full wheel body in a closed course by milling : de en
  • DK61729C - Method of Making a Coated Sheet or Sheet Product of Vegetable Fibers. : da en
  • FR888765A - Welded connection for tubes, which can form an elbow : en fr
  • FR888664A - Nut stop device : en fr
  • US2337145A - Firearm : en
  • US2337209A - Seed treating machine : en
  • DE742096C - Process for the complete deburring of natural silk : de en
  • DE743308C - Device for the production of spinnable bast fibers in the form of a tape : de en
  • DE743310C - Disinfectants and preservatives : de en
  • AU122085B2 - Electrolytic dye formation : en
  • DE743339C - Camera with setting viewfinder : de en
  • FR888803A - Captive rotation head for reservoir pen holder : en fr
  • US2337388A - Manicuring device : en
  • US2337152A - Gravity meter : en
  • US2337385A - Dewaxing hydrocarbon oil : en
  • FR888836A - Improvements made in the establishment of rotary pumps : en fr
  • CA417221A - Ceramic article coating device : en fr
  • AU771242A - Improvements in or relating to stockings and methods of knitting thesame : en
  • CA417290A - Maleic anhydride production : en fr
  • FR888771A - Adjustable seat : en fr
  • CA417211A - Continuous bristle feeding mechanism : en fr
  • US2337369A - Pull-out register : en
  • CA417223A - Tensiometer : en fr
  • US2337332A - Stove : en
  • GB558105A - Improvements in or relating to the sharpening of drills : en
  • AU765142A - Process of coating metal articles with molten metal and of preparing metal articles for hot coating : en
  • CA417281A - Hydrocarbon isomerization and alkylation : en fr
  • CA417224A - Copper-oxide rectifier : en fr
  • CA417136A - Hydraulic clutch transmission mechanism : en fr
  • CA417302A - Signal translating device : en fr
  • DE743205C - Closing and filling device for circulating locks : de en
  • CA417146A - Musical instrument : en fr
  • CA417273A - Bottle cap : en fr
  • CA417184A - Discharge lamp mechanism : en fr
  • DE743261C - Process for the photographic production of graduations, measuring marks, grids and the like like : de en
  • US2337108A - Plow rake : en
  • USD136887S - Design for a textile fabric or the like : en
  • US2337033A - Closure cap feeding apparatus : en
  • US2337257A - Dispensing container : en
  • GB558163A - Improvements in or relating to electrical relaxation oscillators : en
  • AU704442A - Improvements in or relating to coke oven door handling mechanism : en
  • CA417187A - Resin composition : en fr
  • CA417259A - Casein or vegetable seed protein article manufacture : en fr
  • CA417237A - Wallpaper removing method : en fr
  • AU117886B2 - Process of coating metal articles with molten metal and of preparing metal articles for hot coating : en
  • US2337038A - Flexible connector : en
  • CA417208A - Rubber vulcanization : en fr
  • GB558144A - Process for improving the baking quality of flour : en
  • CA417210A - Adhesive production : en fr
  • CA417261A - Cigarette container : en fr
  • FR888703A - Method of making adhesive layers intended to be spread on support materials : en fr
  • US2337368A - Wrench : en
  • CA417120A - Air cooler : en fr
  • FR888675A - Removable vacuum apparatus, in particular ultra-microscope : en fr
  • US2337148A - Flaw detecting apparatus : en
  • US2337395A - Invalid bed : en
  • DE743430C - Device for stapling sheet metal : de en
  • DE743338C - Photographic camera with adjustable viewfinder chamber : de en
  • DK61717C - Gas purifier and gas cooler for gas generator systems. : da en
  • FR888705A - Intermediate layers for floors and similar constructions : en fr
  • DE743212C - Device for cutting objects with the aid of vibrating knives driven by sound transmitters : de en
  • DE743416C - Feed device for dry fuel in gasoline-less lighters : de en
  • DE743379C - Concrete paver : de en
  • GB558190A - Improvements in or relating to the separation of solid materials of different specific gravities : en
  • US2337032A - Cap applying apparatus : en
  • GB558220A - Improvements in or relating to waggon tipplers : en
  • US2337083A - Ferrous alloy : en
  • US2337370A - Package : en
  • US2337405A - Tearing guide for ration book stamps : en
  • US2337469A - Holder for renewable filter units : en
  • US2337093A - Machine for applying pressure to shoe bottoms : en
  • FR888893A - Switching and analog devices : en fr
  • US2337203A - Grease trap : en
  • DE743245C - Sootblower pipe with nozzles : de en
  • FR888697A - Process for producing methacrylic compounds : en fr
  • GB558147A - Improved process for the separation of sugar crystals from a solution thereof : en
  • US2337386A - Printing press and method of printing therewith : en
  • US2337509A - Micrometer gauge : en
  • US2337384A - Activated sludge process of treating sewage and apparatus therefor : en
  • US2337035A - Telegraphic system and apparatus : en
  • US2337140A - Thermocouple operated electromagnet : en
  • DE743356C - Windows for gas masks made of rubber or rubber material : de en
  • USD136884S - Design for a cap cover : en
  • US2337219A - Short wave tuned circuit arrangement : en
  • US2337506A - Rivet sticking device : en
  • USD136896S - Design for a domestic bucket : en
  • SE109359C1 - : sv
  • DE742855C - Process for improving flour, in particular wheat flour : de en
  • DE743222C - Process for the preparation of wettable silicone formic anhydride : de en
  • DE743282C - Device for discharging coke from vertical ovens to produce gas and coke : de en
  • GB558214A - Improvements in or relating to heating stoves : en
  • DE743302C - Process for the production of dry selenium rectifiers and photo cells : de en
  • CA417229A - Low voltage protective device : en fr
  • US2337441A - Outage indicator : en
  • US2337443A - Process for locating valuable subterranean deposits : en
  • US2337056A - Apparatus for and method of assembling radio tubes and radio tube bases : en
  • FR888891A - New maintenance product : en fr
  • DE743403C - Use of platinum alloys for objects that are exposed to molten silicates : de en
  • FR888759A - Improvements to insulating ceramic materials : en fr
  • GB558167A - Improvements in or relating to regulating devices for timepieces : en
  • US2337088A - Oil burning apparatus : en
  • DK61731C - Resilient Wheel Ring. : da en
  • FR888868A - Improvements to portable folding tables and tripods : en fr
  • FR888892A - Machine fitted with a movable slide on a support : en fr
  • GB558089A - Improvements in or relating to welding apparatus : en
  • US2337268A - Tucker mechanism : en
  • DE743401C - Soft bodies made of polyvinyl alcohol or other polyvinyl compounds or copolymers containing such : de en
  • FR888718A - Drill guide for spinning looms : en fr
  • US2337109A - Industrial truck : en
  • USD136876S - Design for a playsuit : en
  • US2337396A - Car truck : en
  • US2337414A - Method and apparatus for testing lubricating oils : en
  • US2337523A - Plastic material and filler therefor : en
  • DE743363C - Device for loosening the rock drill heads fastened with a cone from the drill rods : de en
  • FR888749A - Ultra-short wave generator device : en fr
  • DE743412C - Multi-track sound tape with mechanical sound writing and process for its serial production : de en
  • US2337349A - Vent structure : en
  • DE743258C - Electrolytic process for the production of a copper layer on the surface of workpieces made of brass and brass-like alloys from copper-free solutions : de en
  • US2337278A - Railway car floor construction : en
  • FR888815A - Improvement of the couplings between links and corresponding chain rollers : en fr
  • US2337435A - Apparatus for surfacing glass : en
  • US2337477A - Switch contacts : en
  • DE743350C - A capacitor consisting of several capacitor windings connected in series, especially for high voltage : de en
  • FR888798A - Method and device for electric induction heating of metal workpieces : en fr
  • US2337063A - Machine for making container parts : en
  • US2337201A - Poultry plucking machine : en
  • AU117896B2 - Improvements in and relating to electric fuse-holders : en
  • US2337287A - Universal joint : en
  • DE743369C - Device for the folding of the fabric strips at the incoming goods point of the shrink treatment of fabric finishing machines : de en
  • US2337323A - Refrigerating device : en
  • DK61735C - Cooling device with hollow-shaped luminaire on rotating drums. : da en
  • AU117873B2 - Blocking tube oscillator for television : en
  • CA417155A - Adhesive composition : en fr
  • US2337401A - Base construction for electron tubes : en
  • GB558114A - Improvements in and relating to holders for thermionic valves and other electrical devices : en
  • US2337454A - Lubricating apparatus : en
  • FR888763A - Device for intermittent driving of a film in a cinematographic apparatus : en fr
  • US2337457A - Fastening device : en
  • FR888794A - Photographic printer with cylindrical printing glass : en fr
  • US2337193A - Sewing machine : en
  • US2337340A - Cellulose ester composition : en
  • US2337461A - Gauge handle : en
  • DE743176C - Cuevette for the production of dental prostheses, in particular from synthetic resin compounds : de en
  • GB558095A - Improvements in or relating to electron multipliers : en
  • US2337393A - Filing equipment : en
  • US2337501A - Gearing : en
  • AU117505B2 - Organosilicon polymers and methods of making them : en
  • FR888666A - Automatic clutch, manually disengageable : en fr
  • CA417296A - Cigarette making machine : en fr
  • US2337213A - Pressure control loud-speaker enclosure : en
  • US2337422A - Preparation of nitriles from primary alcohols : en
  • FR888793A - Improvements to condensing pumps : en fr
  • US2337060A - Manufacture of sulphuric acid : en
  • US2337330A - Driving mechanism : en
  • DE743182C - Handle with a leather and material cover sewn to the edges, especially for suitcases : de en
  • DE743251C - Record masses : de en
  • CA417267A - Electrical connector : en fr
  • US2337064A - Detecting and throwout device : en
  • US2337308A - Pulley or feed wheel : en
  • CA417213A - Rubber structure : en fr
  • CA417142A - Ball covering machine : en fr
  • DE743319C - Process for the preparation of solutions of polyvinyl methyl ketone : de en
  • US2337306A - Method and apparatus for quantitative analysis of radioactive substances : en
  • CA417300A - Electron discharge device : en fr
  • DE743351C - Electric capacitor : de en
  • FR888876A - Low or high pressure gas mixer for internal combustion engines : en fr
  • AU121864B2 - Electrolytic dye formation : en
  • US2337382A - Heating and ventilating system : en
  • DE743193C - Cooling device for an internal combustion engine driving a centrifugal pump : de en
  • US2337055A - Apparatus for and method of assembling radio tubes and radio tube bases : en
  • US2337081A - Railway car diaphragm construction : en
  • US2337120A - Vessel : en
  • USD136875S - Design for a beach wear dress : en
  • CA417199A - Rubber vulcanization : en fr
  • CA417241A - Print blanket washing apparatus : en fr
  • FR888861A - Device for profiling grinding wheels : en fr
  • AU634342A - Improvements in or relating to electric measuring instruments : en
  • CA417131A - Winding machine : en fr
  • GB558136A - Improvements in and relating to the bonding of mica : en
  • US2337255A - Transmission : en
  • US2337059A - Chemical process : en
  • US2337171A - Liquid level indicator : en
  • US2337492A - Manufacture of high antiknock hydrocarbons : en
  • CA417245A - Acid-resistant resin product : en fr
  • US2337242A - Decalcomania : en
  • FR888674A - Process for obtaining enamels containing little or no boron : en fr
  • GB558185A - An improved tobacco pipe : en
  • US2337273A - Locking-bolt actuating means for machine guns : en
  • AU117897B2 - Improvements in and relating to belting andthe joining or fastening thereof : en
  • GB558077A - Improvements in electric generators : en
  • AU117888B2 - Tennis stroke training instrument : en
  • GB558182A - Improvements in and in the manufacture of metal inserts : en
  • DE743210C - Arrangement for keeping a voltage constant by means of a glow discharge tube : de en
  • AU121658B2 - Electrolytic dye formation : en
  • CA417190A - Anhydride of formic acid, etc. : en fr
  • CA417230A - Circuit control apparatus : en fr
  • CA417234A - Protective system for electrical apparatus : en fr
  • US2337413A - Variable feed mechanism for railway sewing machines : en
  • DE743265C - Brake or clutch shoe with a closed hollow cross-section for vehicles : de en
  • DE743315C - Method and device for dismantling bead rings : de en
  • FR888785A - Device for the directed emission or reception of wave energy : en fr
  • AU897343A - Adhesives : en
  • US2337223A - Machine tool transmission and control mechanism : en
  • FR888825A - Process for the preparation of cyclopentanopolyhydrophenanthrenic ketols and their salt ethers : en fr
  • US2337484A - Automatically controlled heater : en
  • DE743431C - Process for the aftertreatment of the fine particles that arise in a mill-drying plant in a wet separator : de en
  • DE743264C - Spring tie rod : de en
  • DE743247C - Two-part mold for pouring taps : de en
  • FR888757A - Tilting projector with light source influenced by its position : en fr
  • US2337157A - Crankshaft construction : en
  • US2337147A - Railway dump car : en
  • DE743371C - Lack of laundry with internally heated cylinder : de en
  • US2337245A - Internal combustion engine : en
  • US2337511A - Antifriction bearing : en
  • US2337456A - Container closure construction : en
  • USRE22409E - Rate and attitude indicating : en
  • FR888769A - Rate regulator or safety device for mining and similar machines : en fr
  • FR888651A - Process for preparing aluminum silicates free from alkali metals : en fr
  • FR888777A - Manufacturing process of glazed sheet cans for canned food : en fr
  • GB558161A - Improvements in or relating to ball and socket type joints : en
  • GB558201A - Improvement in and relating to valves : en
  • FR888723A - A method of making reactive materials which have two or more reactive groups in the molecule : en fr
  • US2337119A - Machine for producing edge ornamentation for fabrics : en
  • US2337526A - Dough twisting machine : en
  • GB558166A - Improvements in or relating to beams and like structural units : en
  • FR888842A - Lightning strike indicator : en fr
  • FR888687A - Travel and brake controller, especially for rail vehicles : en fr
  • FR888783A - Movement transmission device : en fr
  • GB558195A - Folding and interleaving machines : en
  • USD136891S - : en
  • CA417222A - Tensiometer : en fr
  • FR888835A - Internal combustion engine without valves : en fr
  • GB558193A - Improvements in or relating to toasting machines : en
  • FR888837A - Power regulator : en fr
  • US2337297A - Hauling scraper : en
  • US2337430A - Reciprocating electric motor : en
  • FR888787A - Cinematographic camera : en fr
  • CA417170A - Yarn treating apparatus : en fr
  • US2337452A - Method of making container closures : en
  • FR888812A - Device for guiding a vehicle, in particular an airplane, towards a marked axis passing through a point : en fr
  • GB558118A - Improvements in and relating to electromagnetic switches : en
  • DE743366C - Process for preparing the stillage of fermented pulp waste liquors for yeast cultivation : de en
  • DE743341C - Process for making photographic images : de en
  • CA417310A - Screw threaded element : en fr
  • AU602442A - Improvements in and relating to belting andthe joining or fastening thereof : en
  • US2337160A - Gear arrangement : en
  • AU117901B2 - Improvements relating to tanks forthe circulating cooling lubricant of precision grinding and like machines : en
  • CA417194A - Comminuted material cooling method : en fr
  • DE743367C - Method for breaking the mash cake in red wine fermentation : de en
  • DE743233C - Circuit arrangement for mutual reporting of the operational status or the operational readiness of several similar devices : de en
  • US2337485A - Coated radiation emitting bulb : en
  • AU763442A - Lubricants and addition agents therefor : en
  • CA417167A - Nicotinic acid preparation : en fr
  • CA417129A - Circular knitting machine : en fr
  • US2337299A - Muffler : en
  • CA417255A - Xanthone manufacture : en fr
  • AU1201343A - Electrolytic dye formation : en
  • CA417218A - Elevator door operator : en fr
  • US2337225A - Method for reconditioning used solutizer solutions : en
  • US2337285A - Hedge shears : en
  • US2337288A - Slice for papermaking machinery : en
  • US2337186A - Method of treating ferrous metal articles with glass coatings : en
  • US2337066A - Sewing machine : en
  • FR888683A - Switch with rotary lever, in particular for electrical installations on board vehicles : en fr
  • GB558111A - Process of manufacturing laminated bodies from sheets or veneers : en
  • CA417227A - Lightning arrester material : en fr
  • US2337267A - Insulating device : en
  • US2337280A - Air outlet device : en
  • US2337104A - Road scraper attachment for tractors : en
  • CA417308A - Cotton comber : en fr
  • AU643742A - Improvements relating to electromagnetic relays : en
  • US2337463A - Range finder for photographers : en
  • US2337069A - Brake mechanism : en
  • US2337076A - Reroller and trimmer for cigar rolling machines : en
  • US2337161A - Ice cream dispensing and packing device : en
  • DE743385C - Teletypewriter : de en
  • AU631642A - Blocking tube oscillator for television : en
  • US2337077A - Steam iron : en
  • USD136863S - Embroidered trimming or similar article : en
  • FR888849A - Manufacture of diphenylacetophenone : en fr
  • GB558104A - Improvements in or relating to liquid damped telescopic shock absorber struts : en
  • GB558073A - Improvements in and relating to building constructional units : en
  • USD136877S - Design for a container for a deodorant : en
  • FR888846A - Typewriter Ribbon Insertion and Feeding Mechanism : en fr
  • DE743189C - Ring-shaped spring element for vibrating machines and devices : de en
  • GB558172A - Improvements in the construction of a.c. dynamo electric machines : en
  • DE743194C - Process for making the surface of objects made of aluminum and its alloys glossy by anodic treatment : de en
  • DE743362C - Hand device for pounding the edge strips of rubberized materials, especially textiles o. : de en
  • AU180741A - Improvements in and relating to presses for clothing fabrics andthe like : en
  • CA417139A - Dust removing means for feeders : en fr
  • US2337085A - Machine for shaping uppers over lasts : en
  • DE743393C - Needle bar hinge lever for flat weft knitting machines : de en
  • US2337050A - Engine induction system : en
  • US2337051A - Fatty oil modified-naphthaleneformaldehyde resins : en
  • DE742803C - Arrangement for sending or receiving colored and / or stereoscopic television images : de en
  • DE743381C - Snow plow on rail vehicle : de en
  • DE743293C - Run-up roller table for cooling beds in rolling mills : de en
  • CA417314A - Impregnated insulating fibrous material : en fr
  • DE743330C - Protective cover for clutches, brakes or the like, in particular for electromagnetic friction clutches acting as reversing clutches : de en
  • DE743377C - Process for melting cast iron suitable for mold production in a foundry shaft furnace : de en
  • FR888744A - New dyes for vats : en fr
  • FR888801A - Outlet device for the flow of gas or vapors under pressure, in particular for thermal motive power machines : en fr
  • DE743262C - Process for avoiding color haze during chromogenic development : de en
  • GB558131A - Machine for forming hollow plastic bodies : en
  • US2337144A - Curve generating mechanism : en
  • US2337164A - Means for automatically starting and stopping gas engines : en
  • FR888669A - Device for igniting and operating electric discharge lamps : en fr
  • FR888678A - Process for the preparation of partial ester emulsions of polyvalent alcohols and high molecular weight fatty acids and process for the preparation of foods using these emulsions : en fr
  • DE743271C - Process and system for drying damp goods : de en
  • US2337073A - Spring mounting : en
  • US2337407A - Knife mounting : en
  • GB558181A - Improvements in or relating to apparatus for loading and unloading wheeled vehicles : en
  • US2337206A - Metal cutting shear : en
  • US2337494A - Generator regulator : en
  • FR888788A - Process for preparing sulfonic acids from aromatic aminocarboxylic acids : en fr
  • GB558100A - Improved adhesive composition : en
  • FR888772A - Process for preparing cyclic amides of omega-amino-carboxylic acids : en fr
  • FR888832A - Carburetor mixer : en fr
  • FR888693A - Automatic machine for depositing a coating on the edge of metal sheets and drying this coating : en fr
  • US2337398A - Process for improving the wear resistance of textile materials : en
  • FR888776A - Device for adjusting the position of the sound source in stereoscopic applications : en fr
  • FR888720A - Process for manufacturing double-spiraled tungsten filaments : en fr
  • US2337495A - Circuit interrupter : en
  • FR888660A - Method of manufacturing an impermeable cable jacket made of several defective elementary layers : en fr
  • GB558171A - Apparatus for the electrical precipitation of suspended particles from gaseous fluids : en
  • DE743297C - Annealing process for hardenable steel wires in annealing pots : de en
  • US2337389A - Welder's mask or helmet : en
  • FR888865A - Draft regulator valve for heating ducts in general : en fr
  • FR888873A - Propulsion blade for swimmers, of plastics other than rubber : en fr
  • DK61715C - PROCEDURE FOR PRINTING ROLLED MATERIAL IN FLAT PRESSURE PRESSES AND DEVICES FOR SUCH PRESSES FOR PERFORMING THE PROCEDURE. : da en
  • US2337315A - Combined square and compass : en
  • USRE22412E - Combined switch and fuse : en
  • GB558153A - Improvements in universal joints : en
  • FR888894A - Current converters and analogues : en fr
  • FR888780A - A method of manufacturing fabrics for men's clothing, 100% wrinkle free. 100 regenerated cellulose : en fr
  • FR888839A - Storage heating processes and devices : en fr
  • FR888833A - Differential meter for blind navigation : en fr
  • FR888764A - Oxygen breathing apparatus : en fr
  • DK61714C - Process for the preparation of functional derivatives of compounds of the di- (oxyphenyl) -ethane series obtained by substitution in the phenolic hydroxyl group : da en
  • US2337502A - Head-lamp aimer : en
  • FR888895A - Valve lifters : en fr
  • DE743382C - Carbon grinding piece for pantographs of electric vehicles : de en
  • DE742921C - Process for dyeing mixtures of cellulose fibers with animal fibers : de en
  • DE743268C - Process for making shoe soles durable, impregnating agent for carrying out the process and shoe sole made of a material that can be absorbed : de en
  • DE743292C - Umfuehrungsvorrichtung for rolling stock : de en
  • US2337270A - Paper feed mechanism for business machines : en
  • FR888862A - Method and devices for immediate extinguishing of motion picture film ignition : en fr
  • US2337049A - Welded steel structure : en
  • US2337221A - Wellhead : en
  • US2337518A - Unit for dehumidifying, filtering, cooling, and recirculating air : en
  • US2337136A - Sectional plowshare : en
  • US2337353A - Protective device : en
  • CA417196A - Nitric acid production : en fr
  • DE743289C - Sealing device for disc gas container : de en
  • US2337112A - Cheesing machine : en
  • US2337466A - Spray oil : en
  • AU121659B2 - Electrolytic dye formation : en
  • US2337241A - Bottle cap : en
  • US2337404A - Device for tightening wood barking drums : en
  • DE743298C - Austenitic steel with high yield strength and high elongation : de en
  • DE743415C - Counter : de en
  • DE743312C - Reinforced concrete windows from finished frame and muntin parts : de en
  • FR888712A - Method and device for machining profiles, in particular toothings : en fr
  • DE743218C - Extraction tool with wedge-shaped central rib and shovel-like side attachment : de en
  • US2337417A - Safety device for vehicle brake systems : en
  • US2337470A - Oil filter : en
  • US2337259A - Tube testing apparatus : en
  • DE743172C - Process for the production of chromium complex compounds of mordant dyes which are soluble in organic solvents containing oxy groups : de en
  • US2337100A - Grate bar lock : en
  • DE743407C - Transmission gear for tariff devices or the like. : de en
  • US2337215A - Process for hydrolyzing titanium compounds : en
  • US2337425A - Manufacture of triamino-diphenylnaphthyl-methane dyestuffs : en
  • DE743418C - Intake silencer : de en
  • USD136890S - Portable container for liquids : en
  • US2337163A - Apparatus for conditioning paper : en
  • US2337411A - Telephone system : en
  • US2337449A - Apparatus for controlling foam formation in lubricating systems : en
  • USD136871S - Design foe a suit : en
  • US2337195A - Pressure actuated switch mechanism : en
  • FR888746A - Reinforcement principle for storage lockers : en fr
  • CA417275A - Fat-soluble vitamin composition : en fr
  • FR888826A - Improvements to sheet metal panel constructions : en fr
  • DE743420C - Evaporative cooling system with a storage coolant container for aircraft engines : de en
  • US2337143A - Safety control for machines having opening and closing movements : en
  • DE743274C - Device for drawing a cross thread into a warp : de en
  • FR888730A - Device for protecting additional wafer-wound transformers against impulse voltages : en fr
  • USD136869S - Design for a hoy : en
  • DE743168C - Telecommunication system operated with double current with a monitoring device configured as a power switch and connected to the transmission line : de en
  • GB558146A - Improvements relating to iron alloys or steels : en
  • CA417172A - Shank element securing device : en fr
  • FR888870A - Transparent spark plug for internal combustion engines : en fr
  • US2337290A - Pump shaft bearing : en
  • CA417127A - Steam trap : en fr
  • US2337165A - Protecting device for ships and other structures subject to enemy attack : en
  • US2337044A - Mapping machine : en
  • US2337320A - Tube fitting packaging unit : en
  • US2337188A - Process of separating shells and meats of bivalve shellfish : en
  • US2337392A - Frequency modulated carrier wave receiver circuit : en
  • DE743253C - Amplifier for control and signaling purposes : de en
  • FR888889A - Device for electrically locating the position of an object : en fr
  • US2337292A - Draining device : en
  • AU117877B2 - Improvement in cooling systems : en
  • AU117892B2 - An improved dielectric and process of treating regenerated cellulose therefor : en
  • AU117900B2 - Improvements in or relating to coke oven door handling mechanism : en
  • CA417157A - Fan : en fr
  • DE743405C - Device for checking the evenness of reflective surfaces : de en
  • US2337489A - Purification of ketones : en
  • US2337371A - Machine for operating on standard nut blanks : en
  • USRE22411E - Welding oboanization : en
  • US2337169A - Cork-rubber sheet and method of making same : en
  • US2337348A - Printed packaging material and method of making same : en
  • DE743179C - Model sand preparation machine : de en
  • FR888681A - Steam or water boiler : en fr
  • FR888875A - Improvement to wooden soles conditioned against slipping and wear, and protective sole following the improvement : en fr
  • DE743257C - Gas turbine plant : de en
  • US2337211A - Knitted fabric : en
  • DE743384C - Stroboscopic method for speed and distortion monitoring of start-stop telegraph devices : de en
  • DE743267C - Device for changing the running wheels on motor vehicles : de en
  • DE743332C - Drive for rapid drilling devices on multi-spindle automatic swivel arms : de en
  • AU601842A - Organosilicon polymers and methods of making them : en
  • CA417235A - Motor control system : en fr
  • CA417132A - Hosiery finishing apparatus : en fr
  • US2337141A - Combination weed cutter and hoe : en
  • US2337527A - Feeding mechanism for dough twisting machines : en
  • CA417181A - Gaseous discharge lamp : en fr
  • CA417280A - Internal combustion engine : en fr
  • US2337375A - Solenoid type of electromagnet : en
  • US2337476A - Control apparatus : en
  • CA417140A - Internal combustion engine : en fr
  • DE743352C - Converter for high voltage current with rotating contacts : de en
  • US2337205A - Electrical relay : en
  • US2337334A - Toy top : en
  • AU117881B2 - Adhesives : en
  • CA417123A - Hydraulic machine tool : en fr
  • CA417248A - Railway car upper buffer mechanism : en fr
  • FR888883A - Bacteriological process for the transformation into humified organic substance (manure) of city rubbish : en fr
  • FR888770A - Static current converter with reversal of the current direction and with shock excitation : en fr
  • FR888704A - Manufacturing process of adhesive tapes : en fr
  • FR888665A - Improvements in setting up hinges and the like : en fr
  • FR888726A - Varnish and special oil for the manufacture of printing inks : en fr
  • CA417294A - Printing telegraph apparatus : en fr
  • CA417151A - Bathing suit : en fr
  • CA417189A - Electrolytic anode : en fr
  • CA417191A - Regenerated cellulose processing : en fr
  • CA417311A - Tubular electric heating element : en fr
  • CA417233A - Bias filter condenser protection : en fr
  • CA417225A - Tool steel : en fr
  • US2337133A - Digger : en
  • CA417260A - Graphite electrode manufacture : en fr
  • CA417162A - Water purification : en fr
  • CA417226A - Corrosion resistant film on zinc : en fr
  • US2337331A - Closure for washbowls, sinks, plumbing fixtures, and the like : en
  • CA417130A - Ball winding machine : en fr
  • US2337521A - Ceramic : en
  • CA417242A - Hydraulic press : en fr
  • FR888657A - Fishing trawl practicing fishing between two waters, on the surface and at the greatest depths by removing panels and glass balls, forming floats : en fr
  • US2337023A - Hat marker : en
  • US2337357A - Treatment of filaments with liquids : en
  • USD136874S - Design for a handbag : en
  • US2337512A - Two-way speed control valve : en
  • US2337487A - Hand stamp : en
  • FR888843A - Battery device for continuous wood carbonization furnaces : en fr
  • GB558141A - Improvements in a method of producing an edible cereal product, and the product resulting therefrom : en
  • AU117880B2 - Improvements invariable pitch airscrew hubs : en
  • US2337318A - Rubber submersible boat : en
  • US2337481A - Deep fat frying kettle : en
  • US2337317A - Cooling apparatus : en
  • CA417286A - Hydrocarbon isomerization : en fr
  • US2337231A - Nondestructive testing method and apparatus : en
  • US2337275A - Process of producing laminated safety glass : en
  • US2337084A - Rotary heat motor : en
  • CA417257A - Phonograph record changing mechanism : en fr
  • CA417298A - Discharge tube circuit : en fr
  • CA417137A - Disc brake : en fr
  • CA417209A - Adhesive production : en fr
  • DE743388C - Feedback-free loudspeaker arrangement for telephone subscriber stations : de en
  • DE743324C - thermostat : de en
  • US2337212A - Electric wall fitting : en
  • US2337027A - Manufacture of furan : en
  • DE743238C - Coil arrangement for the deflection of a cathode ray in two mutually perpendicular directions : de en
  • GB558186A - Improvements in or relating to a printing plate and a method of manufacturing the same : en
  • DE743285C - Facility for composite conveyor systems : de en
  • US2337365A - Telephone system : en
  • AU570442A - Improvements in and relating to electric fuse-holders : en
  • AU117891B2 - Improvements in or relating to methods of reducing the tendency of wool and wool-containing fabrics to felt and shrink : en
  • US2337247A - Method of making multilayer vessels : en
  • US2337472A - Underground storage vessel : en
  • DE743357C - Device for preparing ceramic masses : de en
  • AU118836B2 - Flexible or bendable hosepipes : en
  • US2337074A - Track for track-laying vehicles : en
  • US2337402A - Drill chuck : en
  • US2337249A - Wheel dressing tool : en
  • US2337364A - Suction cleaning apparatus : en
  • DE743337C - Winding cylinder for webs, especially paper webs : de en
  • FR888853A - Radio receiver with band controller : en fr
  • US2337135A - Clutch plate : en
  • US2337146A - Truck side frame for railroad cars : en
  • US2337356A - Washing apparatus : en
  • AU676542A - An improved dielectric and process of treating regenerated cellulose therefor : en
  • US2337264A - Collapsible tube : en
  • US2337464A - Preparation of composite rubber articles : en
  • USD136886S - Design for a handbag : en
  • US2337343A - Pen : en
  • AU117885B2 - An improved supporting device for mirrors andthe like : en
  • USD136889S - Design fob a folder for bells, coins, cards, or the like : en
  • US2337300A - Muffler : en
  • CA417134A - Engine exhaust device : en fr
  • CA417266A - Repeater fuse switch : en fr
  • AU117899B2 - Improvements in or relating to electric measuring instruments : en
  • FR888880A - Longitudinally movable bottom bracket carriage for tandems, triplets or the like : en fr
  • DE743311C - Device for casting refractory metals onto steel workpieces : de en
  • GB558087A - Improvements in or relating to printing inks : en
  • CA417122A - Fish meal processing : en fr
  • GB558209A - Improvements in or relating to photographic copying cameras or enlargers : en
  • CA417264A - Cloth take-up : en fr
  • CA417119A - Bolt and nut lock : en fr
  • US2337024A - Coupling apparatus : en
  • US2337338A - Floor paving and like composition : en
  • CA417173A - Vehicle transmission control apparatus : en fr
  • DE743230C - Foot-operated high-voltage drive switch for electric vehicles, especially trolleybuses : de en
  • FR888727A - Product for washing rolls, shapes, characters, clichés and printing reports : en fr
  • US2337047A - Method of and apparatus for stretching metal strips : en
  • CA417156A - Weatherstrip : en fr
  • CA417313A - Water heating apparatus : en fr
  • DE743340C - Fluorescent screen for X-rays : de en
  • FR888881A - Acetylene generator applicable to internal combustion engines, in particular those of motor vehicles : en fr
  • CA417176A - Selenium recovery from copper slimes : en fr
  • FR888731A - Lifting contact device, in particular for devices providing chopped currents : en fr
  • FR888866A - Orthopedic shoe with device that automatically straightens the foot : en fr
  • US2337244A - Fingernail guard : en
  • US2337361A - Pressure relief device : en
  • US2337057A - Piston assembly : en
  • DE743057C - Multiplication machine with a device for the continued doubling of the one and halving the other task factor : de en
  • DE743422C - Row clamp : de en
  • DE743398C - Process for the production of synthetic fibers and threads containing pigments : de en
  • CA417279A - Moisture determining apparatus for forages and grains : en fr
  • US2337339A - Blended rubber composition : en
  • GB558130A - Improved method of and apparatus for electroplating sheet metal : en
  • FR888692A - Telecommunication cables : en fr
  • FR888848A - Movable articulated support for hand vehicles : en fr
  • FR888677A - Method for reducing spurious conversations at a distance between telecommunication cable lines having the same direction of transmission and comprising amplifiers inserted at intervals : en fr
  • GB558162A - Apparatus for preparing and laying road surfacing material : en
  • US2337155A - Multiple cable connector : en
  • US2337341A - Electric etcher and allied device : en
  • FR888854A - Improvements in pots or flowerpots : en fr
  • GB558208A - Means for feeding small objects to a machine in sequence : en
  • FR888878A - Device automatically removing the water vapors contained in the upper part of the gasifiers hoppers distilling wet fuels : en fr
  • DE743198C - Process for treating plant foods such as grain kernels and legumes : de en
  • FR888676A - Device for alternating current telegraphy systems in which the pulses corresponding to signs and the pulses corresponding to separation intervals are transmitted by wave trains of the same frequency : en fr
  • FR888715A - Device for housing the lids of boxes : en fr
  • FR888804A - emulsifiers : en fr
  • US2337352A - Metal detector : en
  • GB558215A - Improvements in or relating to tool holders for engraving machines and like machine tools : en
  • US2337480A - Multiple seat structure : en
  • US2337522A - Detonation measurement : en
  • GB558217A - Improvements in and relating to electric lamp sockets : en
  • US2337336A - Chemical condensation product : en
  • FR888725A - Improvements to film pressers in cinematographic projectors : en fr
  • DE743208C - Method for reducing the distortion factor of push-pull B amplifiers with wide modulation : de en
  • CA417133A - Distillation apparatus for coal, etc. : en fr
  • US2337400A - Toolholding device : en
  • FR888827A - High voltage fuse circuit breaker : en fr
  • CA417152A - Flush tank : en fr
  • GB558187A - A method of and means for obtaining a remote indication of movement : en
  • US2337387A - Molding and method of manufacturing same : en
  • US2337381A - Dial mounting : en
  • GB558222A - Improvements in an electrical apparatus and method of construction thereof : en
  • FR888716A - Gas burner : en fr
  • CA417124A - Sealing composition : en fr
  • US2337191A - Dehydrogenation process : en
  • US2337068A - Fiber treatment : en
  • GB558071A - Improvements in horse or traction rakes : en
  • GB558168A - Means for smoothing rough edges of men's collars and cuffs : en
  • DE743276C - Door locking device for liftable and lowerable doors of industrial ovens : de en
  • US2337116A - Method of forming rubber articles : en
  • DE743191C - Injection pump for light fuels : de en
  • CA417217A - Laundry apparatus : en fr
  • DE743322C - Beam splitting system for cameras for three-color photography : de en
  • AU1201743A - Electrolytic dye formation : en
  • US2337265A - Reaction of hydrocarbons : en
  • US2337286A - Gas and liquid storage apparatus : en
  • USD136878S - Design for a handbag frame : en
  • DE743263C - Blueprint device : de en
  • DE743196C - Device for turning off railway wheel axles or similar workpieces : de en
  • US2337289A - Sharpener for the blades of sheep shearing machines : en
  • US2337351A - Percussive tool : en
  • US2337462A - Ghbek : en
  • DE743219C - Wedge lock for two-part iron pit stamp : de en
  • US2337504A - Current limiting fuse : en
  • FR888695A - A method of measuring the speed of gas flow, in particular for measuring the speed of a vehicle or an airplane relative to the surrounding air : en fr
  • US2337376A - Boat : en
  • US2337065A - Controlled interfold dispenser : en
  • FR888778A - Device for automatic change of phonograph records : en fr
  • DE743383C - Resistance control device, especially for the motors of electric vehicles : de en
  • FR888701A - Process for manufacturing condensation products : en fr
  • CA417246A - Machine gun belt guideway : en fr
  • CA417148A - Endless elevator conveyer : en fr
  • FR888852A - Assembly by welding and process for the production of this assembly : en fr
  • FR888796A - Improvements to constituted bodies, at least partially of glass and, in particular, to electric discharge receptacles : en fr
  • GB558160A - Improvements in or relating to ball and socket type joints : en
  • FR888707A - Device for automatic adjustment of the transmission level of carrier current systems : en fr
  • FR888882A - Ferro-tanno-gallic ink and maintenance products based on pistacia terebinthus and pistacia lentiscus l : en fr
  • GB558107A - Improvements in or relating to the manufacture of metallic powders : en
  • FR888800A - Mechanical auger, especially for mining : en fr
  • US2337131A - Container car : en
  • GB558123A - Improvements in or relating to forging and shaping metals : en
  • DE743288C - Wick holder made of non-metallic building materials : de en
  • DE743320C - Bourdon tube with filling container : de en
  • DE743160C - Process for the catalytic splitting off of water from organic compounds : de en
  • GB558194A - Improvements in or relating to pneumatic means for the remote indication of a variable : en
  • DK61719C - Household machine with Insert foot. : da en
  • FR888811A - Good electrically conductive joint between thin metal layers and their current conductors : en fr
  • DE743181C - Process to protect the lead bronze bath and the support shell, designed as a dip tank, against the absorption of impurities : de en
  • DE743216C - Use of a permanent magnet filter according to patent 722182 to separate magnetizable substances from flowing gases : de en
  • DE743290C - Schraem chain with interchangeable chisels : de en
  • US2337394A - Fruit orienting device : en
  • US2337378A - Method of making piers : en
  • DE743300C - Signaling device for single-track lines of electric railways : de en
  • FR888887A - Opposed piston compressor : en fr
  • DE743329C - Cooling of the injection valves in fuel injection engines operated with heavy fuel : de en
  • DE743365C - Iron two-part pit stamp : de en
  • US2337346A - Electric induction apparatus : en
  • US2337139A - Object viewing instrument : en
  • US2337253A - Direct current saturated inductance with relay action : en
  • US2337189A - Knitted fabric and method : en
  • US2337222A - Cluster gear and method of manufacture therefor : en
  • US2337166A - Control valve : en
  • US2337036A - Resilient mold : en
  • GB558158A - A combined spirit level and micrometer control for grinding and other machine tools : en
  • FR888696A - Process for splitting oily residues : en fr
  • GB558128A - Improvements in or relating to looms utilising stationary weft supplies : en
  • US2337427A - Pump : en
  • FR888831A - Pocket lighter allowing you to change the stone without unscrewing any part : en fr
  • CA417188A - Organic ester manufacture : en fr
  • US2337314A - Aluminothermic method and articles of manufacture : en
  • CA417265A - Wire clamp : en fr
  • US2337246A - Extensible bicycle pedal : en
  • US2337079A - Container-drawer stop and aligning means : en
  • USD136879S - Design for a handbag : en
  • CA417206A - Transparent film : en fr
  • DE743256C - Closure for liquid coolers of motor vehicles and similar containers : de en
  • DE743278C - Synchronization control with a drive motor and a tone wheel coupled to it : de en
  • DK61734C - Briquette press. : da en
  • FR888742A - Process for the construction of silo-tanks for silage silage : en fr
  • FR888845A - Feeding device for suitable electrode bars : en fr
  • US2337058A - Method of dismantling and rebuilding steel tanks : en
  • DE743316C - Process for the production of transparent structures from thermoformable plastics : de en
  • US2337519A - Method and apparatus for handling thermophore mixtures : en
  • US2337150A - Bolt-action firearm construction : en
  • US2337524A - Method of coating glass tubes : en
  • DE743342C - Piston pump with stepless regulation of the delivery rate : de en
  • DK61716C - Bearing device for bearing frames with ferromagnetic iron core. : da en
  • DE743225C - Process for the production of water-soluble aromatic carboxylic acids : de en
  • DE743390C - System for electrical remote transmission of rotary movements : de en
  • GB558175A - Improved method of and apparatus for providing layers of mastic upon surfaces to be covered : en
  • US2337114A - Holder for fire extinguishers : en
  • US2337180A - Tiled wall facing : en
  • US2337321A - Valve : en
  • AU117884B2 - Improvements relating to show cards : en
  • CA417312A - Structural material : en fr
  • US2337374A - Collapsible tubing : en
  • GB558183A - Improvements in, or relating to, tubular fittings such as motor-cycle hand controls : en
  • AU117883B2 - Improvements in bedsteads and mattresses therefor : en
  • CA417270A - PRODUCTION OF .beta.-ALANINE AND .beta.-ALANATE : en fr
  • DE743397C - Process for the production of threads and bristles : de en
  • US2337184A - Coupling circuit : en
  • US2337224A - Building structure : en
  • US2337236A - Butchering apparatus : en
  • AU743742A - Improved cooling or temperature: control systems for- use with vacuum devices operated~at relatively high lielectrical potentials : en
  • CA417301A - Electron discharge device : en fr
  • CA417125A - Oar structure for rowboats : en fr
  • US2337089A - Refrigerated display cabinet : en
  • US2337478A - Lubricant : en
  • USD136892S - Design for a recorder frame : en
  • CA417183A - Lamp socket : en fr
  • DE743387C - Circuit arrangement for electron tube amplifiers with an input voltage which can be optionally set by means of a changeable switching element to regulate the volume and with a negative feedback device : de en
  • CA417207A - Moistureproof wrapping material : en fr
  • DE743375C - Machine for printing cardboard boxes or the like. : de en
  • DE743343C - Siphon : de en
  • CA417164A - Asbestos yarn : en fr
  • CA417144A - Auxiliary light safety control : en fr
  • US2337125A - Method of assembling prefabricated containers : en
  • CA417158A - Drawer slide : en fr
  • DE743301C - Moisture-proof capsule microphone : de en
  • CA417271A - Calcium pantothenate preparation : en fr
  • CA417256A - Refrigerating apparatus : en fr
  • CA417145A - Can cover remover : en fr
  • US2337312A - Chuck mechanism : en
  • US2337303A - Weather strip : en
  • US2337177A - Lifting grab : en
  • US2337198A - Carton : en
  • US2337080A - Arrow fletching jig : en
  • US2337517A - Vehicle advertising sign retainer and the like : en
  • US2337465A - Well logging : en
  • DE743334C - Process for refining hard types of coffee : de en
  • DE743429C - Cutters for easily machinable materials, especially rubber, leather, plastics and the like. like : de en
  • US2337110A - Tractor cultivator : en
  • AU768942A - Improvements in or relating to inorganic molding compositions and products produced therefrom : en
  • CA417232A - Compensating sheave for elevators : en fr
  • CA417168A - Beam grid structure : en fr
  • GB558103A - Improvements in or relating to coupling members for electrical conductors : en
  • US2337168A - Parachute pack : en
  • FR888768A - Handle for portable box, especially for tool box : en fr
  • US2337090A - Piston cooling means for internal combustion engines : en
  • US2337507A - Sewage treatment method and apparatus : en
  • US2337467A - Refining mineral oils : en
  • DE743259C - Protective device for the prismatic guide on machine tools, in particular swivel arms : de en
  • DE743270C - Process for the lamination of viscose films with metal foils using aqueous adhesive solutions : de en
  • GB558207A - Improvements in the construction of electric dry cells : en
  • US2337167A - Reflecting unit : en
  • US2337234A - Television system : en
  • US2337345A - Method of promoting the adherence of cellulose ester emulsions onto film bases : en
  • US2337440A - Flexible handle for tools : en
  • GB558191A - An initial grain setting appliance for use in a machine for cutting and polishing diamonds and other hard substances having a grain : en
  • GB558199A - Improvements in and relating to electrical connectors : en
  • AU117876B2 - Unitary grid assembly for ice freezing trays : en
  • GB558129A - Improvements in composite fabric : en
  • FR888816A - hydraulic balancing of rolling mill rolls : en fr
  • AU771042A - Improvements in corsets : en
  • CA417243A - Puncture sealing article and method of making same : en fr
  • DE743426C - Device with a rotary slide valve which switches the hydraulic working drives on machine tools, in particular fine boring machines, and which is set by means of a hand lever : de en
  • FR888740A - Process for the preparation of alpha-amino-pyridine derivatives : en fr
  • USRE22410E - Ornamental trim ring for wheels : en
  • DE743425C - Clamping bodies with conical or cylindrical clamping surfaces and cylindrical workpiece contact surfaces : de en
  • DE743347C - Carbon sealing ring for stuffing boxes on the shafts of rotary machines or on the rods of piston machines : de en
  • FR888756A - Converter mounting : en fr
  • US2337525A - Sound deadener : en
  • GB558133A - Improvements in method of producing metal strips, sheets and the like : en
  • US2337235A - Processing of tall oil : en
  • US2337531A - Latch mechanism : en
  • US2337127A - Metal stamping die : en
  • US2337284A - Hospital bed : en
  • USD136868S - Design for a brooch or similar article : en
  • GB558116A - Improvements in or relating to electric signalling systems : en
  • GB558213A - Improvements in and relating to fluorescent materials : en
  • FR888781A - Device applicable to the windows of heated rooms to reduce heat loss : en fr
  • US2337437A - Lighting fixture : en
  • DE743164C - Continuous furnace for heating metal strips to be plated together : de en
  • US2337276A - Liquid dispensing device : en
  • DE743249C - Magnetic conductor : de en
  • DK61720C - Collapsible Stool or Collapsible Play Table. : da en
  • FR888654A - Device intended for alternating current telegraph systems using the same frequency for the pulses corresponding to signs and for the pulses corresponding to separation intervals : en fr
  • FR888691A - Hair cutting device for safety razors : en fr
  • FR888733A - A process for agglomerating charcoal that does not stick together, or that does not : en fr
  • FR888735A - Oil servo motor for variable pitch propellers : en fr
  • US2337043A - Art of producing chlorinated terpenes from turpentine : en
  • FR888784A - Manufacturing process for soaps based on silica gel and low in fatty acids : en fr
  • GB558205A - Improvements in and relating to thermal switches : en
  • CA417247A - Golf ball : en fr
  • CA417277A - Diamond disc : en fr
  • AU764742A - An improved supporting device for mirrors andthe like : en
  • DE743213C - Device for generating a light bundle of parallel rays : de en
  • FR888659A - Rail current circuit breaker : en fr
  • USD136865S - Embroidered trimming or similar article : en
  • CA417165A - Beta-alanine preparation : en fr
  • DE743229C - Warning signal system for railroad crossings : de en
  • FR888828A - Saddle or seat for cycle : en fr
  • GB558196A - Improvements in pick and like handles : en
  • FR888888A - Adaptation of a transparent material plate to the bottom of the boats : en fr
  • FR888900A - New isolation mode for electrical circuit elements : en fr
  • FR888844A - Toggle cross : en fr
  • FR888706A - Ironing machine and lifting device for the ironing pan : en fr
  • GB558218A - Improvements in totalizers for calculating machines : en
  • US2337103A - Enamel : en
  • US2337354A - Ampoule construction : en
  • US2337121A - Prewelt shoe and method of making the same : en
  • US2337243A - Bottle carrier : en
  • US2337324A - Directional radio beacon : en
  • US2337451A - Freezing tray : en
  • DE743306C - Device for cutting endless strands or strips of artificial thread : de en
  • DE743372C - Process for the production of butadiene : de en
  • US2337138A - Dock board : en
  • US2337309A - Gun : en
  • FR888758A - Arrangement in a receiver for fault elimination : en fr
  • DE743202C - Locking device for arranged on vehicle wheels, arcuate gripper : de en
  • FR888850A - Removable annular ramp for gasifier fireplace : en fr
  • DE743206C - Heating chamber with ring bodies : de en
  • DE743284C - Processes and facilities for improving the sound effect of musical instruments : de en
  • FR888805A - Front end for wheel mounted guns : en fr
  • GB558165A - Improvements in tool posts for machine tools : en
  • GB558211A - A brake device for bicycles provided with hand brakes : en
  • US2337337A - Molding composition : en
  • FR888847A - Light barrier detection device : en fr
  • FR888736A - Plain bearing : en fr
  • GB558140A - Improvements in detachable panel mountings : en
  • FR888855A - Continuous reheating ovens with forced air circulation : en fr
  • GB558156A - Improvements in or relating to rivetting : en
  • AU117894B2 - Sawtooth wave generation : en
  • DE743226C - Process for the production of fatty acid arylhydrazide sulfonic acids : de en
  • DE743133C - Rowing exercise device : de en
  • US2337344A - Curing of nongelling photographic emulsions : en
  • DE743295C - Method and device for finishing fabrics : de en
  • DE743349C - Switching device with two parallel, side by side, straight contact paths, each of which is passed through twice in different directions, for step transformers : de en
  • GB558142A - Improvements in electric signalling plants for vehicle traffic : en
  • GB558174A - Improvements in clips for holding building boards : en
  • CA417253A - Gasket : en fr
  • CA417262A - High frequency power transformer : en fr
  • GB558155A - Improvements in or relating to pyrophoric lighters : en
  • US2337031A - Rock drill : en
  • US2337029A - Denture anchor : en
  • AU121661B2 - Electrolytic dye formation : en
  • US2337490A - Method of manufacturing integral finned tubing : en
  • US2337491A - Process of producing sodium acid pyrophosphate : en
  • CA417161A - Can filling machine : en fr
  • USD136895S - Combined billfold and coin purse : en
  • CA417287A - Hydraulic apparatus : en fr
  • US2337179A - Dispensing mechanism : en
  • US2337037A - Welding machine : en
  • US2337039A - Carton with snap lock bottom closure : en
  • US2337034A - Heat treating vegetable material : en
  • CA417299A - Coaxial cable joining means : en fr
  • US2337232A - Gas mask : en
  • FR888661A - Parchment paper bag for wrapping corpsogras : en fr
  • FR888841A - Process making the wood and charcoal used by gas generators impervious to humidity : en fr
  • GB558074A - Improvements in or relating to the production of hard, corrosion resistant alloy surfaces on metal articles : en
  • US2337260A - Oil cleaning apparatus : en
  • US2337301A - Gas range oven : en
  • GB558154A - Method of and machine for bundling sticks : en
  • US2337240A - Gas burner : en
  • USD136870S - Design for a coat : en
  • US2337513A - Composite lever for weighing scales : en
  • US2337151A - Electrolytic water correction device : en
  • DE743327C - Monitoring board : de en
  • FR888790A - Method and device for determining resistance to impact endurance : en fr
  • DE743186C - Method of recording magnetograms : de en
  • DE743358C - Open pit mine : de en
  • DE743266C - Electrically heatable, multilayer glass, especially windshields for motor vehicles : de en
  • FR888752A - Process for preparing foam, in particular for fire fighting : en fr
  • DE743239C - Incandescent cathode for Braun tubes, the rotationally symmetrical cathode body of which is shaped like a pot and carries the emission layer on the outer floor area, which only takes up part of the floor area : de en
  • FR888779A - Ankle enhancement for tamponade : en fr
  • DE743378C - Motor-driven hand tamper : de en
  • DE743394C - Device for obtaining spinnable fibers from bast fiber stalks, in particular hemp stalks : de en
  • US2337520A - Bracket : en
  • FR888818A - Process for obtaining copper clad tube ends : en fr
  • DE743166C - Track bridge for locomotive axle sinks u. like : de en
  • FR888817A - Improvements made to wavelength indicators for radio stations : en fr
  • US2337421A - Preparation of nitriles from primary alcohols using catalysts containing silver : en
  • GB558178A - Improvements in and relating to pneumatic motors : en
  • DE743188C - Process for the premagnetization of magnetostrictive sound generators : de en
  • GB558125A - Improvements in or relating to rivetting, eyeletting or like machines : en
  • DK61723C - Sealing strip. : da en
  • US2337282A - Apparatus for making mirrors : en
  • US2337445A - Abrasive article and method of making same : en
  • US2337475A - Process of preparing zinc and chlorine : en
  • AU1201843A - Electrolytic dye formation : en
  • FR888694A - Improvements to automatic switch elements for high currents : en fr
  • DE743280C - Motor-driven control device for step transformers : de en
  • FR888688A - Metal temporarily resistant to stresses greater than the resistance to plastic flow : en fr
  • DE743389C - Use of highly porous insulating moldings for the purposes of high frequency technology : de en
  • FR888809A - Method for manufacturing shoes with wooden soles, and shoes manufactured by this method : en fr
  • DE742718C - Method of tanning : de en
  • US2337102A - Apparatus for knitting mesh fabrics : en
  • US2337124A - Automatic electric toaster : en
  • US2337416A - Container : en
  • US2337052A - Apparatus for ornamenting christmas tree balls : en
  • US2337020A - Manufacture of insoles : en
  • US2337342A - Flanging tool : en
  • DE743246C - Means for producing practically unchangeable changes in the shape of the hair : de en
  • DE743328C - Device for the optional supply of cold or warm air for gasification for internal combustion engines : de en
  • DE743427C - Device on the connecting members of a movable table carrying the tools on machine tools, in particular milling machines, for processing workpieces of great length : de en
  • GB558210A - Keyboard perforator : en
  • USD136866S - Embroidered trimming or similar article : en
  • US2337493A - Code signaling system : en
  • CA417239A - Casting forming means : en fr
  • AU117889B2 - Improvements relating to electromagnetic relays : en
  • CA417150A - Paper machine suction box top : en fr
  • CA417238A - Shaving machine : en fr
  • US2337226A - Blade release mechanism for sedimentation units : en
  • US2337154A - Collapsible wardrobe : en
  • US2337173A - Remote control apparatus : en
  • US2337175A - Clothesline : en
  • US2337350A - Door antirattler : en
  • GB558084A - Improvements in the propulsion of ships and boats : en
  • CA417180A - Transformer tap changing apparatus : en fr
  • US2337291A - Apparatus for separating the constituents of petroleum emulsions : en
  • DE743348C - Selection series of resistance elements with different ohms made of metallic resistance building materials : de en
  • GB558106A - Improvements in and relating to the production of polymerization products : en
  • US2337486A - Selectively operated circuit controlling device : en
  • AU750042A - Improvements relating to telephone systems : en
  • DE743170C - Slotted clamping nipple attached to a lamp and used for fastening in sockets : de en
  • US2337071A - Ice release apparatus : en
  • US2337101A - Method of shipbuilding : en
  • US2337399A - Attenuation equalizer : en
  • US2337082A - Light-controlled calculating and like machine : en
  • US2337510A - Reciprocating pump for delivering liquids : en
  • CA417292A - Wheel shroud fastener : en fr
  • US2337048A - Abrading apparatus : en
  • US2337227A - Furnace fan : en
  • DE743281C - Electric round winding capacitor : de en
  • US2337528A - Tube holding apparatus : en
  • US2337499A - Automatic hydraulic transmission : en
  • DE743217C - Slot burner, especially for surface hardening : de en
  • US2337298A - Hose nozzle : en
  • CA417163A - Theatre seat illumination : en fr
  • US2337271A - Saturated and unsaturated 17-formyl-cyclopentanopolyhydrophenanthrenes : en
  • US2337310A - Reciprocating piston meter : en
  • US2337091A - Calculating machine : en
  • US2337261A - Method of extracting oil-free nonoxidized juice : en
  • US2337459A - Method of sizing paper with starch : en
  • GB558081A - Filters, more especially for the air intake of aircraft engines : en
  • CA417159A - Can cleaning device : en fr
  • CA417160A - Tin plate manufacture : en fr
  • DE743399C - Method and device for producing plates or the like, in particular from aluminum and magnesium alloys in horizontal casting molds : de en
  • US2337182A - Apparatus for making containers : en
  • US2337220A - Condensation products and process of preparing same : en
  • US2337126A - Display device : en
  • US2337503A - Workpiece guiding attachment for sewing machines : en
  • DE743207C - Television arrangement in which a scanning camera is connected to a monitoring station via several channels : de en
  • US2337360A - Polymerization of hydrocarbons : en
  • US2337372A - Method of making self-locking nuts : en
  • DE743185C - Method for checking the depth of cut of an engraving stylus used for recording tones in a recording layer : de en
  • DE743250C - Installation on sound recording devices : de en
  • US2337142A - Meat and fowl turner and lifter : en
  • FR888667A - Alternatives for linalool : en fr
  • CA417214A - Power transmission system for electric trains : en fr
  • US2337252A - Sewing machine : en
  • FR888896A - Products and processes for waterproofing walls and facades and preventing expansion of cement : en fr
  • CA417244A - Puncture sealing gas tank : en fr
  • DE743254C - Device for generating vibrations : de en
  • FR888750A - Glass electrode : en fr
  • FR888782A - Instrument for determining the exposure time for enlargements or photographic reproductions : en fr
  • US2337434A - Snowplow : en
  • FR888829A - Storage of garlic in liquid form : en fr
  • DK61732C - Device with resilient bicycle frame. : da en
  • GB558079A - Improvements in and relating to processes of cementing together laminations such as wooden veneers : en
  • US2337132A - Electronic control : en
  • US2337279A - Arrangement in self-baking electrodes : en
  • DE743304C - Mill firing : de en
  • FR888754A - Float-controlled regulating valve : en fr
  • US2337305A - Book match holder : en
  • US2337216A - Tobacco lath puller : en
  • US2337025A - Treatment of waste acid : en
  • DK61713C - Process for the Preparation of a Molecular Compound of Sulfanilamide with Potassium Rhodanide. : da en
  • GB558082A - Improvements in or relating to yarn and like winding machines : en
  • USD136897S - Design fob a hydraulic pump : en
  • FR888864A - : fr
  • GB558184A - Facet indexing and grain setting appliance for use in a machine for cutting and polishing diamonds : en
  • DE743234C - Position indicator for regulating devices, especially step transformers : de en
  • GB558096A - Improvements in or relating to the production of viscose : en
  • DE743414C - Device for testing the power output of an electrical machine : de en
  • AU1201643A - Electrlytic dye formation : en
  • DE743199C - Process for the total or partial prevention of the blackening of halogen silver in photographic halogen silver emulsion layers : de en
  • GB558219A - Manufacture of acid disazo dyestuffs : en
  • US2337377A - Carbon paper : en
  • US2337442A - Well logging : en
  • CA417288A - Electric cable : en fr
  • AU756542A - Improvement in cooling systems : en
  • US2337436A - Spreading machine : en
  • US2337153A - Machine for knitting : en
  • US2337505A - Convertible passenger car and ambulance : en
  • US2337482A - Alarm device : en
  • CA417205A - Non-sticking flameproof sheeting : en fr
  • DE743169C - Cutting roller drive with individual drive motors for the winding rollers and the cutting knives, especially of paper machines : de en
  • DE743307C - Process for the production of curled rayon from viscose : de en
  • DE743360C - Process for the production of a potato batter for baked goods : de en
  • US2337433A - Telephone system : en
  • CA417175A - Sheet metal stamping method : en fr
  • GB558101A - Improvements in aircraft control columns : en
  • FR888698A - Hand or motor fan : en fr
  • GB558216A - Improvements relating to aircraft : en
  • DE743434C - Method and device for producing cigar cell bags : de en
  • CA417268A - Electrical connector : en fr
  • DE743221C - Process for improving the resistance of cellulose fibers dyed with Kuepen dyes to the effects of light which is harmful to the fibers : de en
  • CA417166A - Nicotinic acid recovery : en fr
  • CA417276A - Peripheral diamond abrasive wheel : en fr
  • US2337295A - Treating oil and gas wells for improvement of production therefrom : en
  • US2337107A - Scale pivot mounting : en
  • US2337453A - Apparatus for graining : en
  • DE742517C - Process for the production of metal-containing azo dyes : de en
  • DK61711C - Procedure for Treating Brewer's Yeast to Make It Suitable for Vitamin Source. : da en
  • DE743192C - Air intake line, mainly for internal combustion engines of aircraft : de en
  • AU1239643A - Flexible or bendable hosepipes : en
  • AU765042A - Unitary grid assembly for ice freezing trays : en
  • AU1201443A - Electrolytic dye formation : en
  • US2337105A - Air conditioner and heater for buildings : en
  • AU117882B2 - Lubricants and addition agents therefor : en
  • CA417231A - Suction cleaning apparatus : en fr
  • US2337313A - Composition containing bis-(halogeno aliphatic amido) derivatives of divalent hydrocarbons : en
  • USD136873S - Design for a handbag : en
  • US2337251A - Alternating current relay : en
  • CA417212A - Polyhydric alcohol : en fr
  • CA417250A - Modified clay : en fr
  • FR888653A - Process for obtaining condensation products : en fr
  • US2337113A - Pulp screen : en
  • DE743240C - Luminous screen with self-illuminating scale for cathode ray tubes : de en
  • CA417315A - Extinguisher foam stabilizing solution : en fr
  • US2337134A - Clutch plate : en
  • US2337210A - Carrying and displaying device for photographs or the like : en
  • FR888672A - Freezer device : en fr
  • CA417171A - Container filling and sealing apparatus : en fr
  • CA417178A - Circuit for electric discharge devices : en fr
  • DE743178C - Process for disinfecting laundry, clothing, etc. like : de en
  • CA417254A - Contact parallel operation : en fr
  • GB558075A - Improvements in or relating to control gear for electric motor driven mechanisms : en
  • GB558204A - Improvements in means for generating power in ships and boats : en
  • FR888795A - Gas turbine installation followed by a boiler with large storage capacity and using exhaust heat : en fr
  • CA417198A - Ester of maleic acid and unsaturated alcohol : en fr
  • DK61725C - Aluminum alloy plain bearing. : da en
  • DE743197C - Method for connecting two strip-shaped aluminum rods lying on edge one above the other : de en
  • DK61728C - Procedure for the production of phosphate coatings on metals. : da en
  • FR888713A - Drying device for disc-shaped parts : en fr
  • GB558152A - Improvements in fastening devices : en
  • US2337187A - Yarn feeding and controlling means for knitting machines : en
  • US2337274A - Core cutting machine : en
  • DE743331C - Electrolytic etching of gravure cylinders and plates : de en
  • DK61718C - Method for Sterilization of Surgical Sewing Material. : da en
  • GB558076A - Retaining means for link pins in tracks for track-laying vehicles, and for like purposes : en
  • US2337078A - Steam iron : en
  • US2337258A - Method of heating and electric induction furnace therefor : en
  • US2337359A - Geneva drive : en
  • GB558078A - Improvements in and relating to fluid pressure devices for use in the manufacture of laminated articles composed for example of wood veneers : en
  • GB558177A - Improvements in document-holding clips for wallets and document files : en
  • CA417219A - Vapour electric device : en fr
  • DK61727C - Machine part with sliding surface, in particular engine, pump or compressor cylinder with cylinder bore, and methods for producing such a sliding surface. : da en
  • CA417249A - Fertilizer : en fr
  • FR888899A - Filter for gasifiers : en fr
  • GB558126A - Improvements in and relating to straight bar knitting machines : en
  • FR888714A - Device for varnishing the bodies of cans : en fr
  • US2337118A - Beneficiation of ores : en
  • FR888739A - New kind of wadding : en fr
  • DE743314C - Vulcanizing press : de en
  • FR888751A - Polycondensation products and their preparation process : en fr
  • DE743223C - Process for the preparation of carboxylic acid salts : de en
  • DE743435C - Rear wall locking on roll film cameras : de en
  • FR888856A - Gasifier installation, for supplying an internal combustion engine : en fr
  • GB558085A - Improvements in pipe joints and the like : en
  • GB558139A - Improvements in control gear for electric trucks, vehicles and cranes : en
  • CA417141A - Ball covering machine : en fr
  • USD136880S - Design fok a smoking pipe : en
  • FR888874A - Nose guard against the sun : en fr
  • DE743309C - Method and thread guide for reducing the friction of a thread, in particular a rayon thread : de en
  • US2337156A - Wood tile flooring : en
  • US2337130A - Circuit controller : en
  • US2337479A - Fastener-applying implement : en
  • CA417201A - Rubber vulcanization : en fr
  • DK61712C - File folder with Guide Strips. : da en
  • DK61726C - Device by piston rings. : da en
  • US2337137A - Apparatus for the treatment of solid materials with liquids : en
  • US2337326A - Window ventilator : en
  • US2337197A - Bottle carrier : en
  • FR888738A - Mechanisms oscillating under the action of two energy sources : en fr
  • FR888662A - Spoon holder device for gravy boat or other similar container : en fr
  • FR888860A - Elastic joint for shoe soles : en fr
  • GB558124A - Improvements relating to heat exchangers and like apparatus having heat radiating fins or plates : en
  • US2337087A - Blowpipe apparatus : en
  • DE743303C - Arrangement to improve the operation of electric valves : de en
  • DE743325C - Electrically operating dynamic strain gauge : de en
  • US2337181A - Button feeding mechanism for sewing machines : en
  • US2337500A - Process of preparing an organic base exchange material : en
  • US2337483A - Fastening device : en
  • US2337515A - Time switch : en
  • CA417174A - Aircraft engine starting mechanism : en fr
  • US2337158A - Knife with built-in sharpener : en
  • US2337233A - Drive mechanism for office machines : en
  • US2337333A - Electrode holder : en
  • US2337347A - Apparatus for the hypodermic administration of gas : en
  • AU117902B2 - Improvements in or relating to inorganic molding compositions and products produced therefrom : en
  • CA417269A - Coloured photographic layer : en fr
  • US2337202A - Resistor : en
  • US2337281A - Damping and cushioning device for springs : en
  • DE743333C - Process for freezing food, in particular fish fillets in cardboard packs : de en
  • GB558149A - Improvements relating to the driving of blowers, fans, or the like by internal-combustion engines : en
  • US2337296A - Drilling fluid : en
  • US2337218A - Plug for lug straps : en
  • US2337302A - Spot welder : en
  • CA417138A - Veneer moulding process and apparatus : en fr
  • DE743180C - Process for the production of linings for cylindrical liners : de en
  • US2337022A - Welding : en
  • US2337204A - Call-on signal control : en
  • US2337458A - Method of making sized paper products : en
  • FR888834A - Steam machine : en fr
  • DE743359C - Method for making bread using a batter made from potato products : de en
  • US2337311A - Fuel saving device for internal combustion engines : en
  • FR888858A - Device forming a filter for the gases leaving a gasifier used to supply an explosion engine : en fr
  • GB558202A - Improvements relating to the uniting of metal to, and sealing metal into vitreous and ceramic materials by heat : en
  • US2337199A - Carton : en
  • US2337391A - Haircutting device : en
  • DE743432C - Shoe sewing machine, in particular one technician sewing machine, with hook needle, thread take-up and thread tensioning device : de en
  • DE743195C - Device for relieving a threaded spindle for driving a vertically guided slide on a machine tool : de en
  • DE743433C - Process for breaking down cocoa : de en
  • US2337277A - Barricade : en
  • US2337424A - Coating composition for metals : en
  • CA417192A - Dicarboxylic acid processing : en fr
  • DE743171C - Process for operating electric light tubes with glow electrodes which, in addition to a noble gas base filling, contain a metal vapor of sufficient pressure to generate light : de en
  • GB558206A - Improvements in or relating to brake mechanism : en
  • GB558094A - Improvements in, or relating to, furnaces for the heat treatment of materials : en
  • GB558164A - Improved process for the production of plastic material : en
  • US2337159A - Cabinet : en
  • CA417200A - Rubber vulcanization : en fr
  • CA417149A - Signal lamp : en fr
  • CA417186A - Temperature compensating resistor : en fr
  • US2337092A - Method of attaching soles to shoes : en
  • CA417293A - Mining machine : en fr
  • DE743200C - Blueprint machine with a rotatable exposure cylinder for automatic copying of a whole stack of documents : de en
  • AU569742A - Tennis stroke training instrument : en
  • AU778742A - Improvements invariable pitch airscrew hubs : en
  • AU1201543A - Electrolytic dye formation : en
  • DE743228C - Dump truck : de en
  • GB558083A - Improvements in chromate recovery : en
  • GB558086A - Improvements in or relating to gas burners : en
  • AU634142A - Improvements in and relating to joints and terminations for electric power cables : en
  • AU768342A - Improvements relating to tanks forthe circulating cooling lubricant of precision grinding and like machines : en
  • FR888729A - Method and device for transmitting telegraph messages : en fr
  • CA417177A - Discharge lamp and starting device : en fr
  • US2337237A - Tool and die maker's lamp : en
  • US2337397A - Terminal bank : en
  • US2337516A - Shirt board : en
  • DE743380C - Wheel set with suspension spring, especially for mine cars : de en
  • GB558109A - Improvements in or relating to electron multipliers : en
  • GB558120A - Improvement in engine starter gearing : en
  • US2337075A - Shaft coupling : en
  • US2337262A - Process for completely regenerating contaminated solutizer solutions : en
  • CA417128A - Pneumatic tool : en fr
  • CA417135A - Resinous artificial material : en fr
  • CA417126A - Electrical fixture : en fr
  • CA417284A - Hydrocarbon isomerization : en fr
  • FR888879A - Method and apparatus for the recovery and total deodorization of tallow and its greaves in a single operation : en fr
  • AU765242A - Improvements in bedsteads and mattresses therefor : en
  • US2337070A - Brake mechanism : en
  • DE743165C - Impeller for light rail vehicles : de en
  • CA417258A - Glassware forming apparatus : en fr
  • CA417274A - Seat construction : en fr
  • DE743400C - Metal measuring and filling device for die casting machines : de en
  • CA417306A - Dial device support : en fr
  • US2337248A - Gauging tool : en
  • FR888671A - Process for manufacturing fibers and objects in the form of sheets or films from polyamide solutions : en fr
  • GB558188A - Improvements relating to boiler feedwater heaters or economizers : en
  • GB558189A - Improvements relating to excavators of the conveyor type : en
  • GB558170A - New or improved means for suspending curtains : en
  • GB558203A - Improvements in controlling gear for the driving means of machine tools, tool holders or work holders : en
  • CA417216A - Voltage regulator : en fr
  • CA417197A - Pest control composition : en fr
  • AU666542A - Improvements in or relating to methods of reducing the tendency of wool and wool-containing fabrics to felt and shrink : en
  • CA417305A - Piezoelectric crystal apparatus : en fr
  • GB558138A - Improvements in casters : en
  • AU117887B2 - Improvements in and relating to presses for clothing fabrics andthe like : en
  • CA417121A - Diesel engine : en fr
  • US2337429A - Gravel packing valve : en
  • DE743273C - Automatic return device for mechanical looms : de en
  • GB558200A - Improvements in and relating to adaptor fittings for electric light and other fittings : en
  • US2337086A - Sleeve press : en
  • US2337283A - Steam injector : en
  • US2337508A - Plastic composition : en
  • GB558143A - Improvements in velocity modulated electron discharge tubes : en
  • GB558221A - Method of sand blasting and sand blast device : en
  • GB558179A - Improvements in and relating to electric, vehicular head and other lamps for emitting diffused light : en
  • GB558169A - Improvements relating to electrical contact arrangements : en
  • US2337409A - Cigarette tray : en
  • USD136864S - Embroidered trimming or similar article : en
  • FR888869A - Simplified brake in two blocks and their mode of construction for bicycles, tandems or the like : en fr
  • GB558102A - Improvements in or relating to detachable electrical connections : en
  • GB558134A - Improvements in or relating to rope strands and cable laid ropes : en
  • DE743248C - Multi-storey vehicle or piece goods storage house : de en
  • CA417169A - Fire extinguisher : en fr
  • US2337406A - Ham pressing and packaging device : en
  • CA417252A - Boiler water conditioner and blow-off system : en fr
  • GB558091A - Improvements in or relating to torpedo tubes : en
  • US2337214A - Ultra short wave apparatus : en
  • CA417193A - Rubber vulcanization : en fr
  • US2337021A - Accessory for shotguns : en
  • DE743241C - Arrangement for gettering of three- and multi-electrode tubes with a piston made of insulating material : de en
  • CA417154A - Reinforced wood product : en fr
  • US2337256A - Preparation of azobenzene sulphonate : en
  • DE742670C - Process for greasing leather : de en
  • US2337328A - Electrical measuring circuit : en
  • DE743183C - Device for determining the consumption of liquid fuels : de en
  • US2337390A - Method of producing self-adhering gauze bandages : en
  • US2337426A - System of inflation and apparatus for operating the same : en
  • US2337438A - Bobbin or yarn support : en
  • US2337468A - Shipping container for breakable sheets : en
  • FR888656A - Molding material for making foundry molds and cores and method of making foundry molds and cores : en fr
  • US2337096A - Pressure operated tool connector : en
  • DE743184C - Method for checking the weight when removing bulk goods or fluids to be mixed from several containers, bunkers or the like, and a device for carrying out this method : de en
  • CA417147A - Reciprocating driving mechanism : en fr
  • US2337072A - Melting furnace : en
  • US2337327A - Composite photography : en
  • US2337304A - Apparatus for loading and packing material into sheaths : en
  • GB558135A - Improvements in jointing compounds suitable for sealing joints between metal parts : en
  • US2337363A - Stereoscopic representation : en
  • FR888802A - Plates, shaped pieces and the like made of wood particles bonded under pressure, as well as processes and devices for their manufacture : en fr
  • GB558112A - Plastic dental filling cement and the production thereof : en
  • DE743242C - Tube testing device : de en
  • DE743374C - Production of purified benzenes using the washing oil process : de en
  • US2337239A - Finishing panel mounting means : en
  • US2337420A - Duplex wire coiling machine : en
  • US2337532A - Alkyl derivatives of benzenesulphonyl fluoride : en
  • US2337419A - Catalytic conversion of hydrocarbons : en
  • DE743203C - Process for plunge grinding threads : de en
  • DE743305C - Spinning device on flat knitting machines : de en
  • CA417185A - Lamp starting switch : en fr
  • CA417202A - Rubber vulcanization : en fr
  • DE743354C - Device for operating diesel engines with coal tar oil : de en
  • FR888872A - Threading comb and comb holder : en fr
  • US2337423A - Negative feed-back amplifier : en
  • GB558072A - Improvements in or relating to welding apparatus : en
  • GB558080A - Improvements in and relating to electrical resistances : en
  • FR888822A - Process for the production of saturated and unsaturated androstan-17-ol-ones or their derivatives and their substitutes : en fr
  • GB558097A - Improvements in or relating to the securing of rails or the like to railway sleepers or like surfaces : en
  • US2337192A - Paper parachute : en
  • FR888792A - Apparatus for establishing modulated carrier wave communications : en fr
  • US2337062A - Pickling solution and method : en
  • US2337497A - Railroad track construction : en
  • US2337174A - Shaker conveyer drive construction : en
  • USD136893S - Design for a brooch : en
  • US2337316A - Refrigerator cabinet : en
  • US2337269A - Marking device : en
  • DE743167C - Circuit for electrical point machines with electromagnetic latches : de en
  • FR888867A - Mowing shovel : en fr
  • DE742671C - Dry spinning process for the production of synthetic threads from cellulose acetate : de en
  • DE743321C - Tolerance measuring device with an electrical display circuit : de en
  • DE743201C - Centrifugal pump, especially for liquid manure : de en
  • FR888810A - Iron and graphite contact : en fr
  • US2337196A - Signal and noise control system : en
  • GB558113A - Improvements in and relating to water heating systems : en
  • FR888710A - Automatic welding process and welding machine allowing the realization : en fr
  • FR888711A - Process for the preparation of stable synthetic rubber emulsions : en fr
  • FR888762A - Removable spool for inked typewriter ribbons : en fr
  • FR888797A - Injection device for internal combustion engines : en fr
  • AU121660B2 - Electrlytic dye formation : en
  • CA417179A - Dynamo control system : en fr
  • FR888655A - Automatic sales device for fluent energy : en fr