• DE687502C - Process for the transfer of difficult to decompose acid and possibly fluorine-containing raw fluorides to be processed substances : de en
  • DE695651C - Mobile vacuum cleaner with a coaxial to the Mdas supply cable : de en
  • DE695671C - Either as an air rifle or as a firearm with one and the same barrel usable rifle : de en
  • US2212627A - Dispensing device : en
  • GB525295A - Improvements in or relating to hair-dryers : en
  • GB525314A - Improvements in or relating to consumer's package and methods of making consumer's package : en
  • CH211155A - Device for the simultaneous production of several dowel holes in wooden parts. : de en
  • US2212536A - Insecticidal composition : en
  • CA390971A - Sewing machine : en fr
  • GB525400A - Improvements in or relating to aerofoils for aeroplanes : en
  • GB525375A - Improvements in or relating to hardened lead alloys particularly adapted for use in bearings : en
  • US2213096A - Slide band bracelet : en
  • DE695649C - Central heating boiler in which the fuel slides out of the filling chamber on a sloping grate : de en
  • DE695505C - Large capacity conveyor wagon with bottom discharge : de en
  • DE695685C - Device for covering tapes, sheet metal strips and wires with metallic aluminum : de en
  • FR857202A - Magnetic device for stirring mercury in an ignitron : en fr
  • USD122139S - Design for a textile fabric : en
  • GB525445A - Improvements in devices wherein cathode rays excite luminescent material : en
  • GB525413A - Improvements in or relating to the construction of fibre boards or like building boards and their fixture in situ : en
  • GB525459A - Improvements in electric water heaters : en
  • GB525480A - Improvements in oil fired road heating and drying furnaces : en
  • DE695630C - Process for dyeing blended fabrics made from animal fibers and cellulose fibers with chromable substantive dyes or mixtures thereof with any chromable wool dyes : de en
  • GB525371A - Improved process for dyeing casein artificial fibre : en
  • FR857213A - Process for preparing hydroxylammonium salts : en fr
  • GB525537A - Improvements in microporous rubber filtering media : en
  • US2213099A - Distortion indicator for electrical amplifying systems : en
  • USD122234S - Dress ensemble : en
  • DE695618C - The simultaneous production of a large number of one piece and up to about 7m long, cylindrical and tubular bodies made of natural hard stone or other hard materials : de en
  • FR857151A - Carrier wave transmission system : en fr
  • PL29232B1 - Miag Miihlenbau und Industrie Aktiengesellschaft, Braunschweig. Adjustable feed flap for roller mills. : en pl
  • US2213077A - Transparent projection screen : en
  • USD122223S - Design for a dress : en
  • DE695402C - Process for the preparation of disazo dyes : de en
  • FR857186A - Charge compressor control of internal combustion engines : en fr
  • ES145840A1 - A mechanical process for the manufacture of fibrous cement plates in the cardboard making machine. : en es
  • DE695590C - System for the transmission of acoustic performances : de en
  • ES145988A1 - Continuous manufacturing process of superphosphates. : en es
  • USD122248S - Design fob a dress : en
  • US2213183A - Electric rare gas lighting tube : en
  • USD122219S - Design for a pin clip : en
  • USD122198S - Brooch pin or similar article : en
  • CH211244A - Process for the preparation of a new mixture of quaternary ammonium compounds. : de en
  • CA390930A - Lawn mower : en fr
  • CA390950A - Tractor and trailer coupling : en fr
  • US2212903A - Method of manufacturing axles and the like : en
  • DE695500C - Process for the production of rayon by the spool spinning process : de en
  • DE695474C - Process for lightening and improving the odor of brown coal and shale oils : de en
  • DE695518C - Internal combustion engine : de en
  • FR857141A - Manufacture of magnetic cores for pupin coils and others : en fr
  • AU555839A - Container for storing gas samples : en
  • GB525401A - Improvements in or relating to lateral control means for aeroplanes : en
  • DE695487C - Device for attaching curtains and drapes : de en
  • GB525354A - Improvements in ball-and-socket joints : en
  • GB525565A - Method and apparatus for the combustion of solid fuel in furnaces : en
  • US2212556A - Method of manufacturing electric discharge tubes : en
  • US2212842A - Machine for sealing-in and molding lamp bulbs : en
  • AU111283B2 - Improvements inthe manufacture of valves having oxide-coated thermionic cathodes : en
  • US2212524A - Hanger : en
  • GB525513A - Improvements in and connected with heat resistant parts of furnaces : en
  • US2212760A - Automatic temperature regulator : en
  • DK57929C - Device with Torsional Vibration dampers. : da en
  • ES145873A1 - Process for obtaining n-methanesulfonic or n-methanesulfinic salts, respectively, of 1-aryl-2. 3-dialkyl-4-alkylaminopyrazole. : en es
  • GB525355A - Improvements relating to the handles of trucks, trolleys and the like : en
  • GB525558A - Improvements in or relating to radial drilling machines : en
  • USD122209S - Design for a coat : en
  • ES145983A1 - A new reinforcement for reinforced concrete constructions. : en es
  • ES145933A1 - Improvements in light reflector systems. : en es
  • US2212615A - Concrete road joint : en
  • FR857161A - Improvements made to electrical installations subject to very intense variations in speed, in particular those for electrical welding : en fr
  • FR857193A - Device for heat exchange between fluids : en fr
  • ES145994A3 - Piston mechanism for musical instruments. : en es
  • FR857168A - Precession degree of freedom gyroscope : en fr
  • ES145833A1 - Recorder system of sounds in cinematographic films. : en es
  • DE695735C - Gasoline burner : de en
  • DE695585C - : de en
  • DE695741C - Fastening device for devices to be attached to rails : de en
  • GB525324A - Improvements in and relating to centrifugal pumps : en
  • GB525521A - Means for playing an indoor or table game : en
  • DE695622C - for the transmission of films : de en
  • US2212864A - Refrigerating apparatus : en
  • FR857209A - Process for the preservation of eggs and other perishable products and means of realization : en fr
  • GB525455A - Improvements in and relating to lifting jacks : en
  • ES145728A3 - Procedure for the production of antiknock benzenes and aromatic hydrocarbons. : en es
  • ES145790A1 - Machine to make paper. : en es
  • GB525462A - Improvements in or relating to two-way telephone and telegraph circuits : en
  • FR857250A - Profiled frame for aircraft direction finding : en fr
  • GB525259A - Improvements in or relating to the production of textile yarns : en
  • FR857160A - Improvements made to the means for axially guiding a part in translation, to include in particular the rivet dispensing devices : en fr
  • GB525325A - Machinery plant for carrying out the operations connected with the filling and sealing of paper containers : en
  • CH211180A - Compressors, in particular for refrigerating machines. : de en
  • US2213029A - Feeding mechanism for sewing machines : en
  • CA390989A - Geophysical exploration method : en fr
  • DE695463C - Automatic control device for wind turbines : de en
  • US2212570A - Electron tube : en
  • ES145842A1 - Improvements in pipe joints and packing rings for their use. : en es
  • DE695634C - Device for heating up slurries of solid carbonaceous substances for pressure hydrogenation : de en
  • US2212588A - Apparatus for treating metal : en
  • CA390900A - Demountable insulation jacket : en fr
  • PL29214B1 - Hoesch Aktiengesellschaft, Dortmund. Zip fastening for footwear or clothes. : en pl
  • AT159423B - Process for the production of higher molecular weight imidazolines. : de en
  • CA390931A - Shaving implement : en fr
  • CH211087A - Furniture. : de en
  • FR857187A - Safety device to prevent the balancing screw of the high frequency induction coils from rotating : en fr
  • GB525583A - Improvements in or relating to flux cored solders : en
  • BE439195A - : en
  • DE695580C - Planing machine for processing pyramid-like bodies, especially square blocks : de en
  • USD122208S - Design for an elastic fabric : en
  • USD122154S - Design fob a dress : en
  • US2212547A - Device for determining pressure in gun bores : en
  • US2213143A - Knitting machine : en
  • US2213086A - Current responsive instrument : en
  • US2212993A - Driving mechanism : en
  • AT159361B - Echo sounder system for aircraft. : de en
  • AT159433B - Process for increasing the toughness of glass objects. : de en
  • FR857227A - Back brush holder handle : en fr
  • DE695462C - Sound device with compound effect : de en
  • US2212575A - Apparatus and method of treating bulk material : en
  • ES145934A1 - Improvements in the pressure discharge of liquid mixtures with gases, and if desired, with solids under high pressure. : en es
  • AU219139A - Improvements in and relating to luminous electric discharge devices : en
  • US2213068A - Power back gauge : en
  • GB525603A - Improvements in or relating to electric wave filters : en
  • GB525292A - Thread and cord trimmers for buttonhole sewing machines : en
  • GB525526A - Device for the distribution of heating gas for underjet coke ovens : en
  • GB525436A - Improvements in or relating to tipping suction devices for sheet-separators : en
  • AT159406B - Tanker filling facility. : de en
  • USD122111S - Design fob a watch : en
  • US2212600A - Check valve : en
  • ES145967A1 - Improvements in the provision of feeding and ejection of cartridges of automatic weapons. : en es
  • CA390961A - Polyvinyl halide composition : en fr
  • CH211238A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • FR857052A - : fr
  • FR857223A - Flexible conductors for high frequency transmission : en fr
  • GB525356A - Improvements in and relating to trucks, bogies and the like : en
  • GB525465A - Improvements relating to high pressure mercury-vapour electric discharge tubes : en
  • US2212660A - Supervisory system : en
  • US2212738A - Apparatus for determining operating conditions in tandem trains of rolling mills : en
  • USD122165S - Design foe a book end : en
  • US2212930A - cochrane : en
  • US2212981A - Chronograph : en
  • US2212854A - Field determinator and exposure indicator : en
  • AT159387B - Automatic oil firing system. : de en
  • CH211098A - A process for the manufacture of a woven fabric containing stiffening elements. : en fr
  • CH211161A - Stepless speed change gear. : de en
  • DE695523C - of purification systems : de en
  • DE695560C - Drive device for hoists : de en
  • US2212564A - Pipe cutter : en
  • USD122216S - Design for a dress ensemble : en
  • AT159432B - Filling and emptying equipment for centrifugal machines, in particular hydraulic fluid drives. : de en
  • US2212732A - Circuit breaker : en
  • AU383739A - Improvements in or relating to ultra short wave apparatus : en
  • AU111261B2 - Improvements in or relating to composite sheets andthe like for building andother purposes : en
  • CH211116A - Process for the production of a curable synthetic resin. : de en
  • US2212798A - Parting flange or divider for drilling drums : en
  • US2212869A - Reversible heating and cooling means and method : en
  • US2213088A - Precision gauge : en
  • GB525479A - Improvements in or relating to lamp brackets : en
  • PL29181B1 - Zdzislaw Dumicz, Warsaw. l Steam-air blower for smoke-free combustion of hard coal or its fine coal in steam boiler furnaces. : en pl
  • USD122181S - Design for a dress : en
  • CA390954A - Polymerization process : en fr
  • DE695478C - Switching device for electric lamps that have multiple light sources besides lighting for so-called air protection lighting : de en
  • GB525372A - Cover or bottom provided with packing material for preserve tins or like containers : en
  • ES145785A1 - An immunization procedure, for the purposes of punctures of rubber air chambers, especially tire wheels for vehicles. : en es
  • GB525525A - Plastic moulding material : en
  • ES145921A1 - Acoustic arm for phonographs. : en es
  • FR857130A - Vertical hot water boiler : en fr
  • CA390960A - Rudderless airplane : en fr
  • GB525475A - Improvements in driving units for motor vehicles : en
  • CH211218A - Device for displaying vibrations. : de en
  • USD122135S - Design for a toothbrush : en
  • CH211203A - Process for the preparation of methyl-p-tolylcarbinol-camphoric acid sodium. : de en
  • DE695559C - Centrifugal casting machine : de en
  • ES145964A2 - IMPROVEMENTS IN THE MEANS THAT SERVE TO COMMUNICATE IMPULSIONS TO A SET, IN PARTICULAR IN ORDER TO BALANCE THE KINEMATIC COUPLING OF AN ALTERNATE MACHINE : en es
  • GB525585A - Improvements in or relating to means for electrically heating pipe-lines : en
  • CA390958A - Dyeing or printing process : en fr
  • CH211108A - Device for automatic dosing of semolina and liquid products, especially for the pasta industry. : de en
  • CH211233A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • US2212656A - Stone sawing machine : en
  • US2212843A - Draft rigging : en
  • USD122201S - Design for a coat : en
  • US2212686A - Recoil construction : en
  • US2212816A - Copper complex compound of polyazo dyestuffs : en
  • CH211135A - Device for displaying a speed. : de en
  • FR857233A - Improvements to the flocculation of aqueous suspensions and sludge : en fr
  • US2213073A - Furnace electrode : en
  • CA390910A - Garment pocket : en fr
  • CH211236A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • US2212603A - Coating composition : en
  • USD122229S - Design foe, a dress : en
  • US2212582A - Dispensing container : en
  • US2213162A - Multiple unit radio tube : en
  • DE695492C - Exhalation valve for gas masks : de en
  • US2212782A - Self-starting synchronous motor : en
  • US2212806A - Power transmission mechanism : en
  • CA390911A - Hydraulic coupling : en fr
  • US2213036A - Carburetor structure : en
  • ES145987A1 - Procedure to improve the solidity and appearance of garments of all kinds. : en es
  • GB525441A - Improvements in and relating to ferraris type of induction meters : en
  • US2213017A - Air conditioner for automobiles : en
  • DE695705C - Backstop device for hydraulically moved pistons : de en
  • US2212878A - Harvester reel : en
  • USD122246S - Zahn dbes$ ensemble : en
  • AU217039A - Improvements inthe manufacture of valves having oxide-coated thermionic cathodes : en
  • US2212793A - Antidazzle device : en
  • US2213014A - Magnetic clamp : en
  • FR857170A - Steel alloy for the manufacture of hand and pneumatic chisels, grinders, dies, cutlery stamps, and the like : en fr
  • GB525304A - A milk boiler or saucepan : en
  • US2212881A - Electric gaseous discharge device : en
  • US2213130A - Printing press : en
  • SU57728A1 - Photo decoder : en ru
  • US2212620A - Audible signaling device for use with tanks : en
  • GB525404A - Improvements in electrical superheterodyne frequency-changers : en
  • US2212589A - Skate : en
  • US2212701A - Plant spray compound : en
  • US2212815A - Terminal construction : en
  • AT159390B - Lens shutter, in particular for serial image devices. : de en
  • CH211208A - Heating bag for hair treatment. : en fr
  • US2212496A - Alloy steel : en
  • US2212688A - Cooling means for rotating mandrel bars : en
  • US2213138A - Method and apparatus for detecting oil in well drilling : en
  • DE695623C - Evacuated controllable electron discharge vessel with single or multiple disconnected oxide cathode : de en
  • CH211229A - Control device for propellers, in particular aircraft propellers, the blades of which are adjusted by a hydraulically operated device. : de en
  • AU111299B2 - Improvements in and relating to electric discharge apparatus : en
  • US2212574A - Dirt road stabilization : en
  • US2213107A - Ultracentrifuge : en
  • USD122137S - Combined electric heating element and terminal plug unit : en
  • USD122166S - Design foe, a shoe ob similar article : en
  • DK57933C - Sieve to Sewage treatment plant. : da en
  • US2213056A - Apparatus for treating dry flocculent powders : en
  • USD122144S - Design for an embroidered fabric : en
  • DE695615C - Conveyor device for cooling, heating or drying systems, especially for chocolate molds to be cooled : de en
  • GB525285A - Improvements in or relating to heaters for use in railway carriages and other livingspaces : en
  • US2212607A - Diaphragm and pressure operated valve : en
  • DE695563C - witness in the room : de en
  • GB525377A - Improvements in combined refrigerating and water heating apparatus : en
  • FR857106A - Method and apparatus for checking spark plugs : en fr
  • GB525383A - Improvements in or relating to electric fuse contacts : en
  • AU111270B2 - Improvements inthe coating with luminescent material ofthe inner surface ofa hollow vessel : en
  • ES145847A1 - An improvement in measuring and regulating devices. : en es
  • US2213113A - Method for testing thin rubber articles : en
  • USD122218S - Design for a pin : en
  • AT159395B - Delayed electrical overcurrent release. : de en
  • USD122147S - Qttatiyq paxfmt : en
  • USD122161S - Dress ensemble : en
  • DE695522C - Gear change gearbox with constantly changing gear ratio, especially for motor vehicles : de en
  • DE695669C - Automatic speed change gear for all means of transport moved by muscle power : de en
  • US2212634A - Relay testing method and apparatus : en
  • FR857107A - Method of pleating fabrics by weaving and products obtained : en fr
  • US2212904A - Power clutch and brake assemblage : en
  • AU437339A - Improvements in ovens : en
  • US2212661A - Bearing lubrication system : en
  • US2212932A - Filling material for reaction spaces : en
  • US2212964A - Refrigerator cabinet : en
  • AT159373B - Combined toggle switch and push button switch. : de en
  • FR857114A - Drive transmission, especially for cars with two engines : en fr
  • GB525504A - Improvements in or relating to engine starter drives : en
  • USD122190S - Design fob a coat : en
  • DK57922C - Color-changing fluorescent lamps. : da en
  • US2212994A - Balanced gear pump : en
  • CA390919A - Marine anchor : en fr
  • CH211258A - Process for the preparation of a new ester of estradiol. : de en
  • US2212630A - Shipping and display carton : en
  • US2212631A - Compressor regulator : en
  • FR857084A - : fr
  • FR857138A - Device intended for extinguishing fires in fagnes, plains, steppes, firebreaks, etc. : en fr
  • GB525605A - Improvements in or relating to electromagnets excited by alternating current : en
  • ES145776A1 - A device for the movement of the ink ribbon in the stenographic machines. : en es
  • ES145957A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145826 : en es
  • FR857159A - Guillotine frame and paneled vasistas on the same plane : en fr
  • DE695691C - Process for the production of isatin derivatives : de en
  • DE695482C - Rotating plate capacitor designed as a center line capacitor, the rotor and stator plates of which are each made from one piece : de en
  • ES145929A1 - An artillery gun for marine guns. : en es
  • GB525485A - Improved means for use in the manufacture of electrically welded wire frames : en
  • FR857143A - Process for obtaining starch from corn : en fr
  • GB525411A - Improvements in stylographs : en
  • FR857204A - Electromagnetic blade coupling : en fr
  • GB525305A - Improvements in caps and sockets for liquid-cooled lamps : en
  • DE695690C - Separation of 1,4-dichloronaphthalene from mixtures of mono- and dichloronaphthalenes : de en
  • GB525336A - Improvements relating to loading mechanism for machine guns : en
  • GB525409A - Roller for grass-land or the like : en
  • FR857148A - Stocking tie : en fr
  • FR857142A - Process for dissolving polyvinyl chloride with a high chlorine content : en fr
  • US2212832A - Four pole device with nonlinear resistors : en
  • US2212867A - Flexible transmission coupling : en
  • US2212888A - Combined wire cutter and bender : en
  • USD122122S - Design for a shoe or similar article : en
  • US2212526A - Heater : en
  • US2212908A - Washing apparatus : en
  • CH211099A - Stocking. : de en
  • US2212969A - Continuous facsimile radio recorder : en
  • USD122222S - Dress ensemble : en
  • CH211260A - Process for the preparation of a new ester of estradiol. : de en
  • DE695528C - Arc chamber divided by transverse walls : de en
  • US2213011A - Machine for cutting tile and like articles : en
  • GB525557A - Improvements in and relating to telephone and other electric wave transmission systems : en
  • CA390977A - Girder clamping device : en fr
  • CA391002A - Knob securing means : en fr
  • US2212654A - Process for preparing quaternary ammonium compounds and intermediates therefor : en
  • US2212902A - Piston expander : en
  • US2213045A - Power assembly : en
  • AU1240A - Electric welding media : en
  • AU557339A - Improvements in and relating to electric discharge apparatus : en
  • DE695072C - rivers of trickle water : de en
  • GB525448A - Improvements in or relating to universal joints : en
  • GB525472A - Improvements in and relating to the coagulation of pigments in suspension : en
  • US2213053A - Heating apparatus : en
  • FR857231A - Extendable brake especially for bicycle hubs : en fr
  • US2213058A - Umbrella : en
  • AU73139A - Improvements in or relating to methods and apparatus for interrupting or controlling electric currents : en
  • CH211196A - Relay whose armature position depends on the state of a control circuit. : de en
  • DE695531C - Injection compound : de en
  • DE695538C - Album for transparent pictures : de en
  • ES145900A1 - Improved armature for pipes, posts and other reinforced concrete parts and resulting parts. : en es
  • FR857222A - Improvements to waterproofed paper containers such as boxes, jars and others, in particular for storing pastes, creams, liquids and other products : en fr
  • GB525514A - Improvements in detergents : en
  • US2212513A - Fountain applicator : en
  • US2213167A - Humidifier system : en
  • CH211110A - Process for the production of metal phosphates. : de en
  • US2212735A - Fire extinguishing means : en
  • AT159382B - Thermal switch in connection with a holding relay. : de en
  • CH211206A - Solvent for hormones. : de en
  • GB525322A - Means for mounting panels such as vehicle windows in frames : en
  • AT159353B - Soft single material collar. : de en
  • AU111280B2 - Improvements in thermic siphons : en
  • CH211235A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CH211077A - Electric immersion heater with electrode heating. : de en
  • CH211148A - Binary magnesium alloy. : de en
  • ES145788A1 - A insurance system for guns. : en es
  • PL29226B1 - Wilhelm Mahlke, Vienna. Lock for crane cab door, closed while driving. : en pl
  • ES145895A1 - A pneumatic hammer pistol for the pressure greasing of motor vehicles. : en es
  • CH211159A - Screw. : de en
  • ES145892A1 - Procedure for the improvement of linear synthetic polyamides. : en es
  • AT159449B - Process for the production of wool-like staple fibers from mixed solutions of keratin and cellulose. : de en
  • CH211081A - Basin for melting glass and pouring this molten glass in the form of thin veins. : en fr
  • CH211255A - Process for the preparation of a new ester of estradiol. : de en
  • CA390963A - Razor blade and method of deposition : en fr
  • GB525351A - Improvements relating to roller mills for cereal grain : en
  • PL29175B1 - A method of giving the calcined material to the form of grains or pieces. : en pl
  • US2212819A - Apparatus for separating powdered materials : en
  • PL29233B1 - A method of gluing thin sheets of absorbent materials using semi-liquid adhesives. : en pl
  • CA390924A - Lobster canning process : en fr
  • AU111298B2 - Container for storing gas samples : en
  • CA390952A - Fire-retardant composition : en fr
  • CH211194A - Method for magnetizing ring magnets. : de en
  • CA390985A - Railway car truck : en fr
  • USD122192S - Design for a bug ob similar abticle : en
  • US2213124A - Electric switch : en
  • US2213176A - Television transmitting tube : en
  • USD122177S - Design for a dress : en
  • CA390933A - Ore flotation agent : en fr
  • CH211113A - Process for the preparation of 5,8-dimethyltocol-benzyl ether. : de en
  • ES145941A1 - Projectile fuze. : en es
  • PL29225B1 - Edgar Hoppe, Amsterdam. Multilayer bag of paper or other material, and method of producing the bottom of the bag. : en pl
  • CA390996A - Casement window mechanism : en fr
  • CH211215A - Circuit arrangement for automatic and semi-automatic telephone systems. : de en
  • AU111281B2 - Improvements inbox making machines : en
  • DE693345C - Storage for the printing rollers of gravure printing machines : de en
  • GB525387A - Improvements in or relating to the production of aluminium fluoride : en
  • USD122186S - Design for a dress : en
  • US2212549A - Watering device for laying cages : en
  • US2212559A - Portable dish washer and drier : en
  • USD122159S - Design for a counter freezer : en
  • PL29178B1 - An apparatus for recording and reproducing sounds using a circulating audio medium with a plurality of sound traces extending in a longitudinal direction of the medium. : en pl
  • US2212703A - Drawing instrument : en
  • USD122114S - Design fob a trellis : en
  • CH211092A - Fine fitting for fine cards, cotton cards, etc. : de en
  • US2212504A - Barricade and sign : en
  • US2212676A - Material grading or sizing machine : en
  • CA390898A - Self-loading truck : en fr
  • US2213027A - Device for honing cylindrical surfaces : en
  • DE695587C - of liquid mixtures : de en
  • US2212601A - Heel engaging device : en
  • GB525312A - Improvements relating to tractor-trailer couplings for motor road vehicles : en
  • GB525328A - Improvements in and relating to actuating means for brake shoes : en
  • GB525599A - Improvements in or relating to electric discharge tubes : en
  • US2212668A - Shipping package for hollow cylindrical articles : en
  • USD122238S - Design for a dress : en
  • US2212700A - Electrical cable : en
  • US2212730A - Thermal metering apparatus : en
  • US2212998A - Hydraulic door operating device : en
  • DE695527C - deformable building material, especially for aluminum pipes : de en
  • CA390941A - Thermoplastic derivative of rubber : en fr
  • US2212781A - Amusement device : en
  • FR857108A - Protective enclosure for the couplings of railway wagons : en fr
  • CH211097A - Device to prevent the accumulation of dust on winding machines. : de en
  • CH211069A - Process for the manufacture of reinforced concrete beams. : en fr
  • US2213076A - Electron multiplier : en
  • US2212593A - Procefs for the production of : en
  • US2213148A - Angle gauge : en
  • CH211107A - Hard rubber outsole with grip studs for shoes. : de en
  • US2212812A - Means for feeding webs from printed rolls : en
  • US2212597A - Optology : en
  • AU383139A - Improvements in luminescent materials for electric discharge lamps : en
  • CA390947A - Compressor apparatus : en fr
  • CA391008A - Railway traffic remote controlling apparatus : en fr
  • DE695633C - Manufacture of titanium dioxide : de en
  • US2212799A - Harmonic analyzer : en
  • ES145817A1 - A procedure with the corresponding apparatus to soften the water intended for boiler feed. : en es
  • US2213054A - Impedance matching device : en
  • CH211179A - Periodically working absorption refrigeration system. : de en
  • US2212959A - Photoprinting process : en
  • US2213075A - Tag : en
  • US2213157A - Manifolding : en
  • AT159399B - Electron tubes, especially for very high frequencies. : de en
  • CH211114A - Process for the production of a means for sealing components etc. : de en
  • US2212785A - Stop motion control : en
  • AT159421B - Process for mercerizing. : de en
  • CA390916A - Throttle control lever : en fr
  • GB525316A - Improvements in vapour condensers for motor-vehicles and particularly locomotives : en
  • CH211223A - Automobile body. : en fr
  • CH211130A - Device for practice shooting for steep railway guns. : de en
  • CH211188A - Rheostatic type electric regulator. : en fr
  • AT159398B - Discharge tube for very high frequencies. : de en
  • DE695508C - Base for electric light bulbs with built-in safety wire : de en
  • DE695682C - Process for re-impregnating tar oil-soaked : de en
  • ES145998A1 - A stove for heavy oils. : en es
  • FR857158A - Further training in the manufacture of anti-gas clothing : en fr
  • US2212891A - Blasting device : en
  • PL29177B1 - Method of obtaining lead from lead ores in the form of nuggets or grains in a Scottish furnace. : en pl
  • US2212617A - Film strip handling apparatus : en
  • US2212909A - Power unit for multiple oil wells : en
  • CA391004A - Foreign body detecting apparatus for transparent vessels : en fr
  • CH211178A - Steam system. : de en
  • DK57924C - Apparatus for peeling fish fillets. : da en
  • US2212743A - Biscuit molding machine : en
  • US2212899A - Sulphurized lubricating oil : en
  • US2212783A - Cysteine sulphinic acid and method of the preparation thereof : en
  • CA390980A - Explosive : en fr
  • DE695502C - Two-stroke internal combustion engine with direct current flushing : de en
  • CH211176A - Gas turbine plant with rapid control. : de en
  • US2212646A - Coupler pocket : en
  • USD122188S - Design for a dress : en
  • USD122239S - Design for a dress : en
  • AU378439A - Rolling blind : en
  • CH211261A - Process for the preparation of an ester of estradiol. : de en
  • US2212632A - Fuse device : en
  • US2212678A - Perforating punch and die assembly : en
  • US2213118A - Adjustable headband : en
  • GB525561A - Improvements in or relating to photographic cameras : en
  • US2212534A - Heating plant : en
  • US2212827A - Hot cathode for high power : en
  • US2212709A - Fluid flow regulator : en
  • US2212791A - Radio control : en
  • US2212885A - Self-cleaning electric gas cleaner : en
  • US2213012A - Lamp : en
  • US2213140A - Device for generating a beam of ions of high velocity : en
  • CH211074A - Endurance burn device. : de en
  • DE695567C - Valve cooled by a mercury alloy : de en
  • CH211103A - Floor processing machine. : de en
  • US2212584A - Fastening-supplying mechanism : en
  • CH211149A - Method and device for drawing twist grooves in gun barrels. : de en
  • US2212548A - Telegraph keyboard mechanism : en
  • US2212705A - Piston peening device and the like : en
  • DE695503C - Method and device for the production of multi-layer hollow bodies : de en
  • DE695745C - Method for casting the cages of multiple cage runners of the exchangeable rod type : de en
  • ES145985A1 - New system of electrical insulation tubes and their accessories without metallic lining based on rubberized chemical pulps. : en es
  • AT159392B - Device for automatic feeding of sheets of paper, cardboard or the like. : de en
  • CH211119A - Bookmarks for books, agendas, catalogs, etc. : de en
  • AT159379B - Process for the preparation of therapeutically valuable alcohols. : de en
  • US2212972A - Tool for inserting or removing corporation stops : en
  • US2213121A - Method of and means for superheat control : en
  • AU111297B2 - An improved device for joining tubular members : en
  • CH211247A - Process for the preparation of a new quaternary ammonium compound. : de en
  • DE695516C - Mobile housing for vending machines : de en
  • CH211102A - Method for washing linen and other similar goods, and machine for carrying out this method. : en fr
  • AT159430B - Process for the production of multi-colored rubber sheets. : de en
  • US2212774A - Pulley : en
  • AT159424B - Process for the production of aldehydes. : de en
  • CH211256A - Process for the preparation of a new ester of estradiol. : de en
  • US2212499A - Discount machine : en
  • US2213171A - Closure fastener : en
  • DE695497C - Device for closing bags for ext : de en
  • CA390973A - Sewing machine : en fr
  • CH211192A - Fuse cartridge with a rectangular cross section of the cartridge body. : de en
  • GB525397A - Improvements in or relating to electrically-operated calculating equipment : en
  • CH211226A - Vehicle, such as a bicycle or the like. With a pump built into the frame and a foldable saddle. : de en
  • ES145831A1 - A mechanical procedure to remove the monolithic mesh coupling from the straight cement-asbestos tubes in a fresh state. : en es
  • DE695573C - Device for the automatic control of electric drive motors, in particular three-phase asynchronous motors, by means of speed-dependent braking : de en
  • ES145863A1 - A single or mixed coal heating process, intended, in particular, for carbon globulation. : en es
  • US2212502A - Egg separator : en
  • US2213132A - Method of conditioning fuel during operation of gas engines : en
  • CH211173A - Intake line on combustion engines. : de en
  • CH211140A - Focusing screen for optical devices. : de en
  • ES145901A1 - Method for the manufacture of condensation products of high molecular weight. : en es
  • GB525347A - Improvements in or relating to clutches for motor cycles : en
  • ES145989A1 - Procedure for the preparation of new condensation products. : en es
  • CH211167A - Multi-stage steam or gas turbine, the first stage gradient of which is subcritical and to which additional working fluid is supplied to increase the efficiency. : de en
  • ES145972A1 - Improvements in the treatment or humidification of organic products. : en es
  • GB525602A - Improvements in hair-cutting machines, such as electrically-driven shaving apparatus : en
  • GB525289A - Improvements relating to the mounting of electric fuses, cut-outs, connectors, linksand the like : en
  • GB525422A - Improvements in dials for indicating instruments : en
  • DE695526C - Circuit arrangement for telephone systems with several exchanges and dialer operation : de en
  • CA390944A - Liquid congealing apparatus : en fr
  • US2213114A - Treating hydrocarbon fluids : en
  • ES145902A1 - Hard ceramic tools, armors and similar. : en es
  • ES145953A1 - A process for the manufacture of briquettes of magnesium powder. : en es
  • ES145984A1 - A new procedure for the gravure application on the metal in a direct way. : en es
  • CH211073A - Process for the production of a binder from rosin for road construction. : de en
  • GR9178B - MACHINE FOR COATING, GRINDING AND COPYING ON THE SURFACE OF WAXED FABRICS (TILES) OF VARIOUS COLORS AND DESIGNS. : el en
  • AU111284B2 - Improvements in or relating to navigation aiding radio systems : en
  • GB525416A - Improvements in metal tubing and the manufacture thereof : en
  • CA390906A - Surgical protective device : en fr
  • CH211125A - A method of optically recording and copying crosslinked films. : en fr
  • CH211199A - Electron tubes, in particular cathode ray tubes. : de en
  • GB525376A - Improvements in or relating to methods of separating metals from mixtures of compounds of the metals : en
  • US2212895A - Process for the preparation of acyl sulphides and products resulting therefrom : en
  • US2212858A - Electric motor for shaving devices : en
  • DE695640C - Process for the introduction of organic residues : de en
  • DE695458C - Multi-stage reaming and cutting machine : de en
  • GB525273A - Improvements in cigarette packets and/or boxes : en
  • GB525276A - Improvements in or relating to the de-polymerisation of polystyrene : en
  • GB525326A - Machine for roughing, cutting up, chiseling or the like natural and artificial stones and surfaces formed therefrom : en
  • US2212789A - Door check and closer : en
  • US2212795A - Electric joint solderer : en
  • US2213179A - Television transmitting device : en
  • ES145904A1 - A saturation process of anhydrous ammonia in aqueous solution. : en es
  • FR857128A - Improvements to multiplying machines : en fr
  • FR857102A - Tissue bandages, tapes, flexible tubes : en fr
  • FR857221A - Two-wheel trailer fitted with an automatic braking device and an emergency brake device : en fr
  • US2212838A - Game : en
  • US2213158A - Two-stage engine starter control : en
  • DE695544C - Absorption cold apparatus : de en
  • ES145828A1 - Improvements in the projectiles with stabilization fins. : en es
  • ES145757A1 - A new procedure for the preparation of magnesites and dolomites for use as a coating for ovens, either clamped or in blocks. : en es
  • GR9185B - GUIDE TO PRESSURE CYLINDERS OF TENSIONER SPINNING MECHANISMS. : el en
  • DE695697C - Device for the automatic synchronization of synchronous machines : de en
  • ES145854A1 - Process for the manufacture of agglomerates of mineral or vegetable coals. : en es
  • ES145823A1 - Centrifugal regulators for the control mechanism of pressurized air brakes in modern vehicles. : en es
  • US2213074A - Gas generator : en
  • FR857176A - Process for preparing aqueous dispersions of highly polymeric organic materials : en fr
  • ES145759A1 - A procedure for preparing a product that increases the performance of liquid fuels in engines. : en es
  • ES145862A1 - A procedure for the preparation of insecticidal and fungicidal products. : en es
  • ES145795A1 - An improved procedure for making canopies for parachutes. : en es
  • FR857188A - Support devices for electric motor-fans of household appliances : en fr
  • FR857199A - Liner for card spinners, cotton cards, etc. : en fr
  • GR9177B - DEEP WELL PUMP. : el en
  • US2212636A - Vehicle chassis : en
  • US2212856A - Clipping device : en
  • US2213048A - Means for adjustment, particularly for telegraph apparatus : en
  • USRE21543E - potts : en
  • ES145978A1 - A new car for invalids. : en es
  • GB525415A - Improvements in or relating to servo brake mechanism for vehicles : en
  • GB525507A - Improved driving mechanism for milling, boring and like machines : en
  • US2212753A - Reaming tool : en
  • ES145866A1 - Improvements in the construction of boats. : en es
  • FR857101A - Device for refloating and towing boats : en fr
  • US2213081A - Safety device for cigar wrapper cutters : en
  • GB525442A - Improved manufacture of sheets and plates of reinforced glass : en
  • AU377239A - Process for the manufacture of zinc compounds : en
  • CH211112A - Process for the production of a compound which is swellable to soluble in water. : de en
  • AT159396B - Switching arrangement for a light flash stroboscope with adjustable frequency. : de en
  • AU111286B2 - Improvements in or relating to television receivers : en
  • US2212527A - Jar lifter : en
  • US2212657A - Track construction : en
  • AT159416B - Device for determining the tensile strength and the resistance of fabric materials to wear. : de en
  • CH211189A - Electric motor with slip clutch. : de en
  • FR857112A - Radial hitch for towing : en fr
  • US2212519A - Insecticide : en
  • DE680803C - Torsion spring clutch : de en
  • DE695742C - Round conductor : de en
  • USD122178S - Design for a dress : en
  • US2213117A - Coating machine : en
  • FR857220A - Peeling machine, especially for potatoes, tubers, fruits, etc. : en fr
  • DE695604C - Device for softening hair, in particular whiskers : de en
  • PL29176B1 - A method of treating ores, slag or similar materials containing phosphates. : en pl
  • PL29183B1 - Side device for guiding wood in sawmills. : en pl
  • US2212999A - File or like grinding mechanism : en
  • AT159354B - Speaking machine, in particular record dictation machine with return transport device. : de en
  • CA390955A - Polymerization process : en fr
  • DE695673C - Method of making panels from stone wood : de en
  • AT159367B - Arrangement for synchronous actuation of pushbutton switches without the aid of special control lines. : de en
  • CA390923A - Mailing card : en fr
  • US2212950A - Method and apparatus for spectrum excitation : en
  • DE695626C - Solder for zinc alloys containing aluminum : de en
  • FR857132A - Five- or seven-cylinder internal combustion engine with turbo-blower supply : en fr
  • DE695566C - Piston pin bearings for double-acting two-stroke internal combustion engines : de en
  • US2212846A - Game : en
  • GB525366A - Improvements in collapsible stands : en
  • GB525601A - An improved circuit arrangement comprising a cathode-ray tube : en
  • DE695706C - Two-part mantle stone for chimneys : de en
  • GB525468A - Improvements in or relating to the exhaust systems of internal combustion engines onaircraft : en
  • ES145975A1 - A procedure for the reduction of copper materials. : en es
  • DE695655C - Device for rolling up and unrolling a projection screen : de en
  • US2213112A - X-ray tube : en
  • FR857169A - Process for separating organic mixtures : en fr
  • FR857104A - Reading machine for the mechanical production of lockstitch mats : en fr
  • DE695536C - n threads in velvet and similar fabrics : de en
  • GB525282A - Improvements in snare drums : en
  • DE695734C - Locking device for gas-heated devices : de en
  • US2213039A - Water shut-off method and composition for wells : en
  • ES145781A1 - POWER SUPPLY FUSE : en es
  • ES145814A1 - A DEVICE FOR A BETTER USE OF THE ENERGY OF EXHAUST GASES FROM EXPLOSION ENGINES FOR AIRPLANE POWER : en es
  • ES145800A1 - A new double piston pump foot system. : en es
  • GB525520A - Improvements relating to mechanisms operated by fluid pressure for lifting implements of agricultural tractors : en
  • GB525271A - Improvements in motor tractors for farm implements and other purposes : en
  • FR857218A - Bayonet socket with branch terminals : en fr
  • GB525550A - Improvements in or relating to gas turbine plant : en
  • US2213147A - Temperature-controlled lubricating system : en
  • AT159386B - Mixture dispenser for dispensing a mixture of liquid fuels with oil. : de en
  • DE695504C - Condenser for refrigerators : de en
  • AT159427B - Method to avoid substantial polymerization in distillation and storage of methyl vinyl ketone. : de en
  • CH211085A - Machine for chopping vegetables and food ingredients. : de en
  • AT159352B - Method and device for the production of blown hollow glass bodies with a subsequent full glass part. : de en
  • CA390945A - Liquid congealing apparatus : en fr
  • DE695602C - Process for the production of soaps or carboxylic acids from oxidation products of higher molecular weight, non-aromatic hydrocarbons : de en
  • CH211220A - Goods containers. : de en
  • DE695732C - Device according to patent 616667 for securing lanterns against the outflow of fuel : de en
  • AT159437B - Rotary preheater or rotary boiler with a preheating or evaporation space consisting of pipes. : de en
  • CA390917A - Airplane fuel feeding system : en fr
  • US2212710A - Refrigerator : en
  • US2212726A - Means for facilitating removal of cover strips of frost shields : en
  • US2213141A - Collapsible awning : en
  • DE695628C - Process for drying ceramic bodies through the action of high-frequency alternating fields : de en
  • GB525556A - Improvements in or relating to the manufacture of laminated wood structures : en
  • GB525591A - Improvements in or relating to the manufacture of steel by the basic bessemer process : en
  • CH211181A - Machine for making ice cream. : de en
  • DE695639C - Procedure for the representation of Cinchon : de en
  • GB525567A - Improvements in or relating to shoe-bottom pressing apparatus : en
  • ES145758A1 - A two-stage process to dissolve plants with silicic acid content, in particular wheat straw, converting them into very pure cellulose. : en es
  • AT159370B - Composite metal, in particular for dental technology purposes. : de en
  • CA390899A - Engine piston : en fr
  • US2213182A - Electric glow discharge tube : en
  • AT159391B - Arrangement for combating vibrations in converters with smoothing means in the direct current circuit. : de en
  • US2212613A - Stature increasing shoe : en
  • US2212818A - Bolter : en
  • US2212868A - Timing mechanism : en
  • DE695702C - Device for covering advertising or picture supports on soap bars with a non-washable protective layer : de en
  • JP138235C1 - : ja
  • PL29185B1 - : en pl
  • AT159401B - Device for length measurement on an electromagnetic basis. : de en
  • CH211160A - Torque converter based on the Föttinger principle. : de en
  • US2212853A - Manifolding register : en
  • CH211089A - Equipment on cooking kettles for opening and closing the lid. : de en
  • US2213022A - Repair clamp for pipes : en
  • CH211096A - Sensing device with thread feeler wheel. : de en
  • CH211070A - Shutter device for household waste outlets. : en fr
  • CH211187A - Device for the electrical control of a mobile station, in particular for weapons, projectors, etc. : en fr
  • US2213031A - Low frequency piezoelectric crystal : en
  • US2213089A - System of control : en
  • US2212771A - Safety lock : en
  • GB525346A - Improvements in and relating to sliding clasp fasteners : en
  • GB525394A - Improvements in apparatus for playing indoor or lawn games : en
  • US2212859A - Holding device : en
  • US2212936A - Gas eliminator and fuel economizer : en
  • AU377439A - Improvements in or relating to composite sheets andthe like for building andother purposes : en
  • AU391639A - Improvements in or relating to television receivers : en
  • CA391001A - Rubber age resister : en fr
  • GB525417A - Improvements in or relating to electromagnetic relays : en
  • GR9188B - SYNTHETIC MATERIAL FOR COATING AND MANUFACTURE OF WAXED FABRICS (MUSAMADS). : el en
  • US2212707A - Lock : en
  • US2213049A - Compensating outside pipe cutter : en
  • CH211177A - Centrifugal force speed regulator. : en fr
  • AT159368B - Device for determining aircraft altitudes. : de en
  • AT159377B - Process for the preparation of descendants of 2-oxocycloparaffincarboxylic acids- (1). : de en
  • CH211213A - Filter arrangement for use in electrical switches in wire radio systems. : de en
  • CH211217A - Summing device for adding up pulses, in particular for remote counting systems that operate according to the pulse frequency method. : de en
  • DE695541C - Thermal storage with alternating operation for converting hydrocarbons and carbon oxides with water vapor : de en
  • DE695703C - Closure for handbags and briefcases : de en
  • US2212851A - System for amplifying electrical oscillations : en
  • FR857224A - Measuring device : en fr
  • CA391005A - Concrete article making apparatus : en fr
  • CH211075A - Electric water heater. : en fr
  • AU384439A - Improvements in or relating tothe headlamps of motor vehicles : en
  • CH211151A - Machine tool. : de en
  • CH211202A - Tooth cleaner and process for its manufacture. : de en
  • US2212713A - Scraper : en
  • AT159393B - Device for making ice cream. : de en
  • AT159445B - Process for the production of a cocoa powder containing malt. : de en
  • US2212802A - Thread tool gauge : en
  • US2212852A - Refrigeration : en
  • AT159369B - Method and device for the production of moldings from pasty masses, such as in particular ceramic masses. : de en
  • US2212817A - Piston expander : en
  • US2212896A - Fastener : en
  • AU550739A - An improved device for joining tubular members : en
  • CH211228A - Improved installation for hydraulic, oleopneumatic or similar control usable, in particular, on flying machines. : en fr
  • CA390970A - Cash register : en fr
  • DE695612C - Hollow jacket pipe : de en
  • DE695648C - Rotary drum furnace for incineration and sintering of garbage : de en
  • DE695579C - Pressure-elastic body made of matted or woven metal wool, especially a plate for seals and documents : de en
  • ES145913A1 - An anti-glare headlight. : en es
  • GB525421A - Improvements in or relating to electrical relay devices : en
  • US2212596A - Display card : en
  • SE99715C1 - : en
  • SU57816A1 - Device for weighing piece goods : en ru
  • GB525478A - Improved manufacture of malleable iron : en
  • GB525488A - Apparatus for deodorising and cooling and, if desired, pasteurising lacteal liquids under vacuum : en
  • US2212563A - Refrigerator door latch : en
  • USD122116S - Design for a clock : en
  • DE695717C - Device for preventing the overexertion of motor vehicle engines : de en
  • US2212938A - Foldable device : en
  • US2213166A - Ice crusher : en
  • ES145754A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 139082 : en es
  • DE695638C - Process for the preparation of a diketone of the cyclopentanohydrophenanthrene series : de en
  • GB525345A - Improved means for converting a multicylinder internal combustion engine into a combined engine and air compressor : en
  • GB525548A - Improvements in the formation of concrete piles : en
  • DE695714C - Starting device for internal combustion engines : de en
  • US2212836A - Condenser dielectric : en
  • DE695557C - Spot welding electrodes : de en
  • FR857238A - Gear change device : en fr
  • GB525363A - Improvements in electrically operated variable stroke reciprocators and pumps : en
  • GB525471A - An improved cigarette paper for filter-tip cigarettes : en
  • GB525522A - Improvements in method of and apparatus for canning : en
  • GR9184B - TUBE SOFTWARE FOR THE UPPER PART OF SPINNING OR SPINNING SHAFTS. : el en
  • GB525390A - Improvements in magnetic separators : en
  • US2213180A - Image converter tube : en
  • GB525510A - Improvements in or relating to electromagnetic circuit-breakers and the like : en
  • US2212697A - Regenerative furnace : en
  • USD122191S - Design fob a textile fabric : en
  • CH211086A - Device for separating slag and coal from the ashes. : de en
  • CH211164A - Compressor. : de en
  • GB525577A - Improvements in and relating to the preduction of textile threads : en
  • US2212712A - Bottle top covering : en
  • US2212813A - Apparatus for the concentration of acids : en
  • US2212740A - Power transmission : en
  • US2212920A - Airplane brake : en
  • US2213023A - Catadioptric device and method of manufacture thereof : en
  • DE695708C - Pistons for internal combustion engines : de en
  • ES145996A1 - Improvements in cliché fiber and wax cliché. : en es
  • FR857248A - : fr
  • GB525431A - Improvements in or relating to electrical pick-ups with vibrating armature : en
  • GB525486A - An improved loose-leaf binder : en
  • ES145948A1 - A previous link for the manufacture and improvement of magnesium leagues. : en es
  • GB525440A - Improvements in or relating to a method of providing fibrous materials with a finishing coating or varnish : en
  • GB525327A - Improvements in or relating to gloves : en
  • GB525519A - Improvements in yarn or thread guides used in spinning and twisting frames with revolving rings : en
  • PL29184B1 - Electric wire mesh resistance welding method and a machine for applying the method. : en pl
  • CH211094A - Spinning cylinder. : de en
  • US2212608A - Process of dyeing pelts, hairs, or feathers : en
  • US2212865A - Sanding device for automobiles : en
  • US2212517A - Trailer hitch : en
  • FR857136A - Improvements to launch trigger devices : en fr
  • GB525452A - Improvements in and relating to means for heating parts of aircraft : en
  • US2212704A - Canned oil dispenser : en
  • US2212784A - Well casing perforation cleaner : en
  • US2212939A - Pump : en
  • PL29210B1 - Mechanical pencil with shifting cores by pressure. : en pl
  • AT159425B - Process for the preparation of alkyl ethers of resorcinol monocarbonic acid diethylamide or its homologues. : de en
  • CA390901A - Heat transfer device : en fr
  • CA390969A - Ammonium sulphate : en fr
  • CA390991A - Electrical signal device and system : en fr
  • US2212567A - Drop dispensing bottle : en
  • US2212530A - Magnetic pickup : en
  • US2213095A - Plane iron : en
  • US2212543A - Polyphase choke coil : en
  • FR857243A - Device for film development : en fr
  • FR857120A - Improvements to guiding radiobeacons by line of equal intensity : en fr
  • US2212952A - Catalytic condensation of hydrocarbons : en
  • FR857123A - Process for the preparation of new ethers-salts of the oxystilbene series : en fr
  • US2213065A - Grindstone : en
  • DE695520C - Loading device on automatic swivel arms : de en
  • DE695589C - : de en
  • GB525458A - Apparatus for use in weighing and/or determining the wheel pressure of road vehicles, aeroplanes, and the like : en
  • GB525554A - Improvements in or relating to treatment of hydrocarbons : en
  • US2212748A - Air conditioning unit : en
  • CH211136A - Scales with automatic display of the percentage increase in weights. : de en
  • DE695677C - Process for the manufacture of ammonium sulphate nitrate : de en
  • US2212677A - Sweeper : en
  • ES145824A1 - Propeller propeller for ducts, and in particular for water heating installations. : en es
  • GB525340A - Improvements in and relating to electric hoists : en
  • US2212739A - Adjustable cushion form : en
  • US2213126A - Textile marking composition : en
  • US2212929A - High power discharge device : en
  • US2213018A - Air conditioner for automobiles : en
  • CH211093A - Spinning or twisting spindle. : de en
  • AT159436B - Process for stabilizing latent images on multilayer films. : de en
  • CH211146A - Magnetizable material. : de en
  • CH211157A - Automatic continuous centrifugal wringer. : en fr
  • CH211254A - Process for the preparation of a new ester of estradiol. : de en
  • DE695546C - Cooling device for periodically acting absorption cooling machines : de en
  • AU111291B2 - Improvements in luminescent materials for electric discharge lamps : en
  • CH211109A - Device for emptying chocolate molds or the like. : de en
  • DE695670C - Latch lock : de en
  • GB525483A - Improvements in and connected with thermal switch apparatus for electric fire alarms : en
  • US2212590A - Azo dyestuffs : en
  • PL29189B1 - Overtaking signaling device for motor vehicles. : en pl
  • US2213085A - Temperature-compensated electrical device : en
  • USD122162S - Design fob a dress : en
  • USD122169S - Longley illuminating device : en
  • US2212604A - Apparatus for depth measurement by echo reception methods : en
  • US2212716A - Wheel and tire replacing tool : en
  • CA390982A - Pipe fitting : en fr
  • US2212514A - Shoe and shoe manufacture : en
  • US2212746A - Safety harness for children : en
  • US2212757A - Base for portable houses : en
  • ES145784A1 - An apparatus for the extraction and filtering of all kinds of masses and liquids. : en es
  • FR857062A - : fr
  • FR857181A - case for cigarettes, cigars and the like : en fr
  • CH211083A - Oil firing device. : de en
  • US2212734A - Wheel flange oiler : en
  • ES145961A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145734 : en es
  • FR857162A - Drawer for the distribution of internal combustion engines : en fr
  • ES145822A1 - Shooting mechanism for loose and continuous shot of automatic weapons. : en es
  • ES145872A1 - Improvements in frequency reduction systems. : en es
  • US2213070A - Image source : en
  • DE695722C - Waste sink with connected rinse water tank : de en
  • FR857216A - Improvements to broaching machines : en fr
  • US2212609A - Wiper : en
  • US2213131A - Purification of masses containing calcium hydroxide : en
  • US2213063A - Wheel construction : en
  • US2213111A - Power drive mechanism : en
  • US2212971A - Facsimile synchronizing system : en
  • USD122212S - Design for a dress : en
  • PL29180B1 - : en pl
  • US2212752A - Method of and apparatus for removing foreign material from air : en
  • PL29230B1 - Paul Obermayr, Mittweida. 'Darning knitting machine. : en pl
  • US2212801A - Pliers : en
  • US2212922A - Hydraulic shock absorber : en
  • US2212529A - Organic insecticide and its use : en
  • US2213152A - Tube making apparatus : en
  • USD122236S - Design for a fluorescent lamp fixture : en
  • PL29205B1 - : en pl
  • USD122204S - Design for a pin cup : en
  • US2212614A - Heel-seat fitting machine : en
  • US2212708A - Coupling device : en
  • US2213042A - Heated ironing board : en
  • USD122168S - Design for a bar tray or the like : en
  • CH211222A - Front support of a two-wheeled trailer comprising a device for orienting its roller. : en fr
  • US2212651A - Golf club or putter : en
  • US2213122A - Foam producer for fire extinguishers : en
  • US2212539A - Jack : en
  • AU111268B2 - Improvements in reaper-binders and like implements : en
  • US2212641A - Process for dispersing pigments : en
  • US2212958A - Motorcycle trailer hitch : en
  • CA390905A - Frying apparatus : en fr
  • US2212681A - Soil gas analysis : en
  • USD122153S - Design for a dress ensemble : en
  • USD122195S - Brooch pin or similar article : en
  • AU388439A - Improvements in or relating to the treatment of compounds : en
  • DE695719C - Steering device for power carts, especially electric carts : de en
  • ES145878A2 - IMPROVEMENTS INTRODUCED IN THE MAIN PATENT NUMBER 145146 : en es
  • ES145850A1 - Coating for printing rolls and similar applications. : en es
  • ES145860A1 - An elastic cement and asbestos bonding system, with double coupling hooks for pipes. : en es
  • GB525396A - Improvements in or relating to electrically-operated calculator equipment : en
  • GB525487A - Improvements in and relating to automatic adjusting devices for the brake shoes of brakes for automobile or other vehicles : en
  • DE695583C - INK SUPPLY FOR FOUNTAIN PEN : de en
  • GB525464A - Improvements in and relating to temporary roads and cart tracks : en
  • CH211117A - Process for the production of acid and alkali-resistant compounds that harden quickly in the cold. : de en
  • AT159402B - Process for the preparation of basic compounds of the heterocyclic series. : de en
  • CA391006A - Slab moulding apparatus : en fr
  • US2212573A - Lipstick holder : en
  • CH211250A - Device for holding tubular or rod-shaped components. : de en
  • DE695491C - Sniffer valve on gas masks for gas detectors : de en
  • US2213026A - Gauge fob blending paints : en
  • CA390998A - Slide fastener stripping machine : en fr
  • CA390965A - Smokeless powder : en fr
  • CH211078A - Lock case. : de en
  • GB525368A - Improvements in or relating to bearings and the lubrication thereof : en
  • CA390935A - Endless belt curing process : en fr
  • CH211132A - Regulator with progressive and continuous operation for the adjustment of artillery projectile rockets. : en fr
  • DE695645C - Process for the production of a cathode for high-voltage tubes with auto-electronic discharge : de en
  • ES145867A1 - Procedure for obtaining stretchable fiber wicks, starting from endless fibrous products. : en es
  • GB525284A - Automatic control of television receiving systems : en
  • GB525338A - The manufacture of compositions for the treatment of fibrous materials : en
  • CH211211A - Magnetic amplifier. : de en
  • CA390986A - Asphalt bagging apparatus : en fr
  • CA391000A - Adhesive : en fr
  • DE695540C - Plant for drying or purifying air : de en
  • US2212768A - Tire-removing and compressing apparatus : en
  • US2212821A - Blue sulphur dyes and methods of manufacturing the same : en
  • US2213172A - Electrode system : en
  • CH211090A - Storage containers for food. : de en
  • PL29200B1 - A way to revitalize and accelerate plant growth and development. : en pl
  • DE695509C - Method for curing electrostatic capacitors : de en
  • DE695574C - Filter bag for cleaner in charcoal suction gas engine systems : de en
  • DE695501C - Process for processing complex high-sulfur lead and zinc-containing ores and refined products : de en
  • ES145786A1 - A new procedure to obtain a coating for walls and tiling. : en es
  • US2212996A - Automatic humidifier : en
  • GB525534A - Improvements in deterioration retarders : en
  • CA390943A - Liquid congealing apparatus : en fr
  • CH211129A - Ski binding with heel strap and strap hook. : de en
  • US2212663A - Refrigeration : en
  • US2212918A - Brake : en
  • AT159447B - Device for regulating the amount of fuel in injection internal combustion engines with exhaust gas turbocharging. : de en
  • CH211066A - Tractor-pulled grass mower. : de en
  • GB525333A - Improvements in and relating to electric fuzes for bombs : en
  • GB525319A - Improvements in and relating to devices for holding catamenial bandages in place : en
  • FR857149A - Method of construction of underground reinforced concrete hydro-carbide tanks and elimination of any fuel loss : en fr
  • GB525420A - An improved reaction propeller : en
  • US2213069A - Milking machine washer : en
  • USD122110S - Design for a cup dispenser : en
  • ES145894A1 - An installation to prepare winders. : en es
  • GB525518A - Improvements in or relating to settings for continuous vertical retorts : en
  • ES145931A1 - A process for the manufacture of ketones of the cyclopentane-polyhydro-phenanthrene series. : en es
  • GB525391A - Device for use in checking forecasts on pool coupons and the like : en
  • GB525466A - A machine or appliance for cutting grooves, channels and the like : en
  • US2212618A - Receptacle : en
  • GB525425A - Improvements in apparatus for short-wave therapy and the like : en
  • GB525596A - Improvements in electric discharge tubes : en
  • DK57932C - Life jacket or similar Lifebuoy. : da en
  • US2213072A - Heel for shoes : en
  • US2212633A - Fused disconnect switch : en
  • ES145982A3 - A procedure and device for the manufacture of bars and similar objects of metal and metal alloys of all kinds provided with excellent qualities. : en es
  • GB525321A - Improvements in or relating to embossing, perforating and indenting presses : en
  • GB525543A - Television method and arrangement for carrying out the same : en
  • ES145871A1 - Improvements in the separation of solid substances from oil residues. : en es
  • GB525299A - Improvements relating to adjustable vehicle seat frames : en
  • GB525456A - Improvements in or relating to the manufacture of condensation products : en
  • GB525584A - Improvements in or relating to means for electrically heating pipe-lines : en
  • GB525551A - Improvements in or relating to bearing mounting : en
  • GB525410A - Improvements in or applicable to straight-bar knitting machines : en
  • GB525523A - Measuring device for use in connection with the tailoring of clothes : en
  • GB525427A - Improvements in or relating to optical systems for the projection of stereoscopic pictures : en
  • GB525461A - Improvements in or relating to variable camber aircraft wings : en
  • US2212866A - Plastic chlorinated vegetable fibrous material : en
  • USD122247S - Zahn dress ensemble : en
  • USD122121S - Design for a game board : en
  • FR857126A - Device for adjusting the play of the brake shoes : en fr
  • ES145963A1 - Process for obtaining condensation products of aldehyde from aminotriacines. : en es
  • ES145991A1 - Improvements in the bending mechanisms of the edges of can containers in the closing machines in which the leg remains fixed during the folding operation. : en es
  • GB525407A - Improvements in or relating to fire protection devices for motion-picture projectors : en
  • ES145977A1 - Zip closure adapted in tape with heel trim. : en es
  • GB525313A - Improvements in yarn winding machines : en
  • DE695606C - Glass blocks with recesses arranged in the butt sides : de en
  • FR857245A - Mobile radio guidance systems : en fr
  • FR857200A - Bourroiche : en fr
  • DE695663C - Working method for rotary piston internal combustion engines : de en
  • US2213080A - Bimetallic thermal release : en
  • ES145944A1 - A change of speed of several gears, especially destined for motor vehicles provided with three parallel trees. : en es
  • DE695494C - Cartridge belt filling device : de en
  • GB525378A - Improvements in thermionic valves adapted for operation at very high frequencies : en
  • GB525403A - A process for the manufacture of refined products from hydrocarbon mixtures : en
  • DE695644C - Directly heated glow cathode : de en
  • DE695666C - Photographic reproduction device : de en
  • DE695672C - Control device for gun stands : de en
  • GB525533A - Improvements in or relating to regenerative horizontal or retort ovens : en
  • DE695721C - Fresh storage cabinet for tobacco products : de en
  • DE695729C - Motor vehicle with He lying in front of the rear axle : de en
  • DK57920C - Electric Timer. : da en
  • FR857116A - Stapling device for wooden barrel circles : en fr
  • US2212503A - Air conditioning system for motor vehicles : en
  • DE1490675U - : de en
  • US2212729A - Bit : en
  • US2212955A - Pressure differential operated motor : en
  • US2213062A - Safety razor blade : en
  • DE695627C - Roller press, especially for the production of briquettes : de en
  • DE695624C - Process for the extraction of fatty acids from tree bark : de en
  • US2212988A - Apparatus for transmitting and recording shot moments : en
  • USD122189S - Design for a display case : en
  • DE695479C - Resonance relay for overlay remote control systems with audio-frequency control frequencies : de en
  • US2212693A - Headlight : en
  • US2213108A - Spray painting machine : en
  • DE695443C - Process for the production of neutral aluminum salts from carboxylic acids : de en
  • FR857139A - Lubrication system mounted on a vehicle traveling on rails and used to reduce the friction between the wheel flange and the side face of the rails : en fr
  • GB525310A - Improvements in or relating to the cooling of diesel-type engines and the supply of combustion air thereto : en
  • GB525385A - Improvements in and relating to systems for supplying fluids under pressure : en
  • GB525395A - Improvements in or relating to lawn tennis posts and the like : en
  • FR857198A - De-icing device for propellers of air-cooled aircraft engines : en fr
  • GB525343A - Improvements in or relating to crystal controlled electron discharge tube oscillation generators : en
  • FR857153A - Device for the exact measurement or recording of the voltage in power plants and the exact determination of voltage variations : en fr
  • US2213061A - Television system : en
  • USD122197S - Brooch pin or similar article : en
  • US2212610A - Moccasin : en
  • US2213001A - Lubricating device : en
  • US2212759A - Shock absorber : en
  • USD122127S - Design fob a game board : en
  • USD122211S - Design for a pin clip : en
  • US2212650A - Splice for rods, cables, and the like : en
  • USD122193S - Design foe a dress : en
  • GB525379A - Improvements in luminescent materials and their manufacture : en
  • ES145794A1 - A procedure to obtain an elastic fabric. : en es
  • GB525264A - Improvements in cup and saucer and similar two-piece sets : en
  • USD122172S - Design for a display stand : en
  • AT159359B - Device for displaying images of all kinds, in particular films, with a three-dimensional or spatial impression for the viewer. : de en
  • AT159384B - Junction box with plug. : de en
  • DE695592C - Electrical high voltage gas switch : de en
  • USD122241S - Design for a stamp or similar article : en
  • CH211143A - Device for actuating a chronograph mechanism. : en fr
  • US2213165A - Coaster brake : en
  • USD122171S - Design for a table : en
  • US2212507A - Device for conveying and counting packages : en
  • DE695654C - Projection or enlargement device for alternating use of plates and films : de en
  • ES145909A1 - Jute regeneration procedure. : en es
  • PL29213B1 - Impact absorber for hot tube rolling mill. : en pl
  • CA390983A - Accounting machine paper feeding means : en fr
  • AT159405B - Rotary valve. : de en
  • US2212761A - Solvent composition : en
  • US2212772A - Synthetic polymers and shaped articles therefrom : en
  • US2213087A - Transposition keyboard for pianos : en
  • US2212927A - Lead covered multiconductor electric telephone cable : en
  • GB525365A - Improvements in sensitized photographic emulsions : en
  • GB525587A - Improvements in gaseous fuels : en
  • US2212637A - Pea sheller : en
  • DK57930C - Vacuum device for lifting liquids. : da en
  • ES145819A1 - Procedure for obtaining derivatives of 6-oxy-8-aminoquinoline. : en es
  • GB525469A - Improvements relating to chain cables : en
  • CH211124A - Process for producing a multicolor image with sound recording by means of color development. : de en
  • DE695726C - Device for stepless regulation of the delivery rate of a reciprocating compressor : de en
  • DE695480C - Rotary potentiometer whose rotary shaft controls a switch at the same time : de en
  • ES145806A1 - A closure system for all types of packaging. : en es
  • GB525424A - Improvements in or relating to speed and direction indicating mechanism : en
  • DE695477C - Device for regulating the speed of DC motors for stage signal boxes : de en
  • ES145889A1 - Process for the extraction of alumina, from materials rich in silica, such as silicates and minerals silico-aluminum-calcareous, schists or similar, natural or artificial. : en es
  • FR857178A - Process for the preparation of oily condensation products : en fr
  • DE695674C - Drying plant for brickwork products : de en
  • CA390978A - Barbed wire : en fr
  • DE695476C - Circuit arrangement for a regulating transformer for stage lighting : de en
  • US2212649A - Dishwashing machine : en
  • DE695552C - Slope meter : de en
  • ES145820A1 - Device for obtaining perfect edges on mechanical looms. : en es
  • US2212766A - Game apparatus : en
  • US2212824A - Applying device : en
  • US2212991A - Dough molding machine : en
  • US2213115A - Shelving : en
  • US2213139A - Increasing the wetting power of strong alkaline lyes : en
  • CH211156A - Process for improving the mechanical properties of products based on linear synthetic polymers and an improved product according to this process. : en fr
  • AT159443B - Process for the production of discharge vessels from metallic and ceramic wall parts. : de en
  • DE695471C - Process for the production of hydrocarbon oils of high-boiling liquid or fusible substances containing carbon : de en
  • US2212658A - Rail anchor stabilizer : en
  • GB525509A - Improvements in propeller pencils : en
  • US2212984A - Glass mold : en
  • US2212508A - Conveyer system and automatic stopping and starting mechanism therefor : en
  • GB525341A - Filtering vessel for coffee and the like : en
  • ES145812A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF THE MAIN PATENT NUMBER 144414 : en es
  • ES145986A3 - A speed change gear. : en es
  • GB525563A - Improvements relating to automatic speed control systems for electric motors : en
  • AT159414B - Luminescent screen for Braun tubes, preferably for projection purposes. : de en
  • DE694820C - Method and shaking device for beating liquids : de en
  • FR857105A - Dust separator, especially intended for cleaning the air in grinding machines : en fr
  • AU391139A - Elastic waistband for trousers : en
  • DE695679C - Step switch for regulating transformers : de en
  • ES145923A1 - Improvements in cisterns for molten glass and improvements related to them. : en es
  • DE695660C - Seed extractor with rotating cell drum : de en
  • GB525257A - Improvements in or relating to air bricks, ventilating ducts and the like : en
  • GB525434A - Method of and apparatus for preparing flared end tubes and the protecting and clamping sleeves therefor : en
  • GB525588A - Improvements in or relating to the manufacture of stable suspensions of graphite or other finely divided products : en
  • US2212612A - Manufacture of shoes : en
  • GB525569A - Improvements relating to watches : en
  • US2212736A - Amusement device : en
  • DE695593C - Overcurrent carrier fuse : de en
  • DE695713C - Centrifugal pump built into the vapor separator of the cooling circuit of evaporative cooling systems for internal combustion engines, which is arranged behind the cooling jacket : de en
  • US2213102A - Valve keeper remover : en
  • US2212718A - Blind : en
  • US2212747A - Combined expansion joint and union : en
  • GB525373A - Method and apparatus for coating covers or bottoms for preserve tins, cans or like containers : en
  • GB525460A - Improvements in or relating to connectors for electrical conductors : en
  • ES145981A1 - A new drying oven. : en es
  • US2213016A - Air conditioning means for automobiles : en
  • DE695611C - Check printer for cash registers or accounting machines : de en
  • SU57737A1 - Stereoscopic television method : en ru
  • GR9187B - TYPE OF PACKAGING FOR LIP LIPSTICK. : el en
  • GB525564A - Improvements in or relating to guards for machines comprising rollers arranged in pairs : en
  • GB525536A - Improvements in identification tags : en
  • US2212721A - Electrical signaling system : en
  • DE695608C - Checkweigher for easy flowing items : de en
  • ES145938A1 - A tray-file. : en es
  • AT159441B - Method for the detection of dichlorodiethyl sulfide. : de en
  • DE695704C - Backstop device for hydraulically moved pistons, especially for lifting equipment : de en
  • PL29173B1 - The method of producing coffee substitutes and coffee additives. : en pl
  • US2213030A - Piston grinding machine : en
  • USD122214S - Design for a dress : en
  • US2212493A - Side bumper for automobile bodies : en
  • USD122174S - Combined bench and table : en
  • US2212551A - Thermoplastic sill and door seal : en
  • GB525594A - Improvements in or relating to multiplex telephony systems : en
  • IE18184L - Rubber or plastic articles : en
  • AU111293B2 - Improvements in or relating tothe headlamps of motor vehicles : en
  • FR857208A - Process for the oxidation of hydroaromatic compounds : en fr
  • GB525494A - Improvements in or relating to abrasive products and grindstones and other tools employing the same : en
  • US2212960A - Signal controlled switching circuits in telephone systems : en
  • USD122205S - Design for a pin clip : en
  • SU57812A1 - The method of preparation of steel products for nitriding : en ru
  • US2213000A - Driving assembly : en
  • USD122167S - Design for a cosmetic bag : en
  • USD122215S - Design fob a dkess ensemble : en
  • CH211185A - Electric cable for the transmission of high frequency pulses. : de en
  • ES145807A1 - A MONOLYTIC CONSTRUCTION OF A CEMENT MIXTURE WITH A METALLIC FRAME OF MULTIPLE TUBULAR ELEMENTS : en es
  • US2212626A - Combined regulator and relief valve device : en
  • USD122131S - Design for a rubber heel : en
  • CA390938A - Chemical process : en fr
  • DK57923C - Electrical Discharge Pipe and Procedure for its Manufacture. : da en
  • US2213150A - Rubber garment and form for making the same : en
  • ES145793A1 - Process for the preparation of compounds of the partially esterified dihydrooestrin series, containing the free phenolic hydroxyl group. : en es
  • DE695664C - Ventilation device for the suction chamber of injection pumps : de en
  • FR857124A - A method of producing ornamental, dyed solid swelling effects on surface cellulosic textile bodies : en fr
  • DE695489C - Process for the production of pulp : de en
  • FR857237A - A method of solid bonding rubber with fibrous materials applied internally or externally : en fr
  • GB525527A - Improvements in and connected with adjustable props for supporting re-inforced concrete shuttering, timber work, platforms, and for shoring work and such like : en
  • DE695542C - Inking unit in high-speed presses : de en
  • US2212577A - Lug strap : en
  • GR9179B - HYDRAULIC PRESS. : el en
  • FR857119A - Single-wheel folding cart with low and balanced load, with movable center of gravity : en fr
  • PL29179B1 - A method of producing aluminum sand using an impact mill. : en pl
  • US2212555A - Fan construction : en
  • US2212855A - Combination tool head and grinding machine : en
  • USD122242S - Design for a coat : en
  • CH211147A - Magnesium alloy. : de en
  • US2212722A - Grain cleaner : en
  • CA391007A - Ice freezing device : en fr
  • DE695548C - Arrangement for coupling two independently fed alternating current networks with any small frequency difference : de en
  • US2212611A - Adhesive composition and method of preparing same : en
  • US2212861A - Coin chute : en
  • CH211165A - For venting a gyro or Venting device with pump serving for propeller pump. : de en
  • DE695632C - Centrifugal dust separator : de en
  • GB525317A - Improvements in vapour condensers : en
  • DE695616C - Locking device for fuel containers, especially for motorcycles : de en
  • US2212662A - Dispersing mill : en
  • CA390914A - Detachable drill bit : en fr
  • US2213159A - Concrete form : en
  • US2212777A - Stool attachment for barbers' chairs : en
  • US2213094A - Hat flanging and hydraulic machine : en
  • US2213055A - Sheet lifter : en
  • CA390896A - Carton and sealing method : en fr
  • CA390908A - Organic compound production : en fr
  • US2212540A - Method of and system for reducing static : en
  • US2212598A - Apparatus for mixing gas and liquid : en
  • US2213015A - Kitchen tool : en
  • USD122118S - Combined ice cream freezer and dispenser : en
  • CH211200A - AC energized relay. : de en
  • CH211095A - Canetière. : en fr
  • CH211121A - Machine for calibrating the text lines produced on die setting and line casting machines. : de en
  • DE695556C - Variable capacitor : de en
  • DE695461C - Ram spade for making sheep : de en
  • DE695486C - Electrically heated curling iron heater with heat control device : de en
  • US2212742A - Scale lever system : en
  • US2212897A - Railway car : en
  • DE695653C - Electric high pressure discharge lamp for projection purposes : de en
  • ES145778A1 - A coil exchange device for weft yarns. : en es
  • ES145864A1 - A process for manufacturing a disinfection product. : en es
  • GB525528A - Improved implement for cleaning the teeth : en
  • US2212956A - Azo dyestuffs and process for producing same : en
  • USD122150S - Design for a control panel booth : en
  • USD122225S - Design fob a dress : en
  • US2212711A - Hoist for building material : en
  • CA390907A - Organic acid processing : en fr
  • CA390937A - Bowden mechanism : en fr
  • CH211123A - Bearing axle for reels for winding up tape or thread-like material, in particular for reels for cinematographic films. : de en
  • US2212638A - Ornamental article of manufacture : en
  • CA390964A - Transformer for band-pass selectors : en fr
  • DE695659C - Drum tedder : de en
  • ES145881A1 - A procedure for the preparation of synthetic rubber. : en es
  • FR857137A - Compound cylinder mill with wind screen : en fr
  • AT159442B - High pressure mercury tube. : de en
  • CA390927A - Shoe shape maintaining device : en fr
  • US2212847A - Process for the recovery anb keuti- : en
  • AT159400B - Induction gauges, especially for measuring changes in length. : de en
  • US2212837A - Clasp : en
  • US2213007A - Electromagnetic holding device and demagnetizer : en
  • AT159374B - Brush holders for electrical machines. : de en
  • AT159403B - Solid fuel firing. : de en
  • US2212860A - Biscuit machinery : en
  • DE695597C - Device for controlling discharge paths in gas or vapor-filled discharge vessels : de en
  • DK57931C - Crown-Cork-type bottle closure. : da en
  • US2213034A - Gain control circuits : en
  • CA390959A - Cement clinker cooling method : en fr
  • DE695549C - oesse : de en
  • CA390949A - Pressure regulating valve : en fr
  • US2212831A - Manufacture of stable derivative of adrenaline : en
  • USD122175S - Design for an egg holder : en
  • CH211139A - Sound reproduction system. : de en
  • GB525408A - Improvements in or relating to machines for operating upon the margins of boot or shoe soles : en
  • CH211145A - Steel casting. : de en
  • CH211212A - System for carrier frequency telephony. : de en
  • DE695543C - Connection line for two vessels belonging to a continuous absorption apparatus : de en
  • DE695484C - Centrifugal casting machine : de en
  • DE695620C - Block card index : de en
  • DE695524C - Process for the production of valuable, also low-boiling hydrocarbons from coal, tar : de en
  • CA390966A - Variable transmission gear : en fr
  • DE695731C - Welding blade : de en
  • PL29222B1 - Biissing-Nag Vereinigte Nutzkraftwagen Aktiengesellschaft, Braunschweig. Placing the engine under the floor. : en pl
  • US2212953A - Object clamp for microtomes, etc. : en
  • AT159419B - Process for the production of metal-containing dyes. : de en
  • US2212599A - Glass cutting appliance : en
  • GB525303A - Improvements in or relating to photographic easels : en
  • US2212645A - Electron tube : en
  • US2212719A - Sanitary gown : en
  • GB525438A - Improvements in electric fuses : en
  • AT159412B - Steam converter. : de en
  • ES145761A1 - A new triple-closing latch system. : en es
  • CH211210A - Device for determining the size of masks appropriate for various individuals. : en fr
  • AT159409B - Method and machine for the manufacture of knitted fabrics with interlocked stitches. : de en
  • CH211084A - Sheet metal stove frame. : de en
  • CH211191A - Arrangement for suppressing the earth fault current in high voltage networks. : de en
  • AT159440B - Method for testing ready-to-use assembled apparatus and small machines for their resistance to rapid alternating loads (shaking movements). : de en
  • GB525508A - Scoring device and marker for the game of bridge : en
  • CH211128A - Crampon. : de en
  • ES145792A1 - Pulp fermentation procedures of cellulose fibers, with inlays. : en es
  • AU32740A - Improvements inthe coating with luminescent material ofthe inner surface ofa hollow vessel : en
  • CA12851S - Shoe : en
  • CA390922A - Scooter : en fr
  • US2212702A - Case stacker : en
  • AU379239A - Improvements in or relating to bottles : en
  • US2213064A - Knife : en
  • FR857211A - Shelter-gate : en fr
  • US2212669A - Method of and machine for forming end caps for coil packages : en
  • US2213092A - Damper control for unit heaters : en
  • USD122133S - Combined register shield and filter : en
  • USD122163S - Design for a battery display rack : en
  • US2212532A - Ethers of trimethylhydroquinone and process of preparing them : en
  • US2212762A - Apparatus for controlling fluid flow : en
  • AT159363B - Overcurrent delay fuse. : de en
  • CA390967A - Chlorinated rubber product : en fr
  • US2212579A - Refrigeration apparatus for air conditioned passenger vehicles : en
  • US2212672A - Phonograph : en
  • US2213047A - Loading mechanism for mixers : en
  • CA390968A - Ammonium sulphate : en fr
  • USD122183S - Christmas stocking or similar article : en
  • DE695603C - Safety device for gas-heated devices with several burners and a common main gas valve : de en
  • CH211246A - Process for the preparation of a new quaternary ammonium compound. : de en
  • GB525393A - Improvements in or relating to wireless apparatus for the simultaneous reception of a plurality of signals : en
  • PL29229B1 - 43 «, S / f / CC Kooperativa Fórbundet, Forening u. P. A., Stockholm. 6-Plj iA / 00 Removable cash register printing device. : en pl
  • GB525272A - Improvements in and relating to closures for high pressure containers : en
  • GB525307A - Manufacture of new derivatives of compounds of the suprarenal cortex hormone series : en
  • GB525501A - Improvements in or relating to the extraction of wax from peat by means of solvents : en
  • CH211204A - Process for making a suppository base. : de en
  • US2212629A - Method of preparing composite pigments : en
  • US2212720A - Lasting tool : en
  • US2212820A - Rotary intaglio printing press : en
  • FR857242A - Process for recovering ammoniacal vapors contained in a gas : en fr
  • GB525432A - Improvements in the manufacturing of bearings for machine parts : en
  • GB525517A - Improved manufacture of electric resistance material : en
  • USD122160S - Design for a signal horn unit similar article or : en
  • US2212673A - Phonograph : en
  • GB525489A - Improvements in or relating to storage tanks : en
  • GB525566A - Improvements in or relating to machines adapted for use in the manufacture of pre-welted boots or shoes : en
  • US2212982A - Insulated metal building construction : en
  • AU559139A - Improvements in reaper-binders and like implements : en
  • CA390972A - Sewing machine : en fr
  • US2212811A - Stabilized gypsum plaster : en
  • USD122109S - Design fob a stacking unit ob the like : en
  • US2212886A - Cutting tool : en
  • USRE21544E - Hydraulic mechanism for determin : en
  • US2212995A - Preparation of catalysts and their use in the polymerization of hydrocarbons : en
  • US2212731A - Power transmission : en
  • US2212794A - Electrically heating foodstuffs : en
  • US2212625A - Television antenna : en
  • USD122143S - Design for an embroidered fabric : en
  • DE695636C - Process for the production of resinous condensation products : de en
  • GB525308A - Improvements in or connected with electrical toys and like models : en
  • GB525349A - Improvements in or relating to devices for containing and dispensing fluids : en
  • PL29217B3 - : en pl
  • PL29228B1 - Kooperativa Fórbundet, Fórening u. P. A., Stockholm. . ^ Cash register with lockable cash drawer. : en pl
  • CH211205A - Process for the preparation of 7,8-dimethyltocolbenzoate. : de en
  • PL29182B1 - Method of obtaining anti-rust coatings. : en pl
  • PL29208B1 - Ringhoffer - Tatra-Werke A. G., Prague-Smichov. Location and suspension of the steering wheel, especially in motor vehicles. : en pl
  • AT159434B - Traveling field motor to drive loom shuttle. : de en
  • AT159408B - Yarn made from glass fibers or other silicate fibers. : de en
  • USD122187S - Design for a smoking pipe : en
  • US2212592A - Wheel : en
  • US2212725A - Spark plug temperature control : en
  • CH211249A - Process for the preparation of a disazo dye. : de en
  • US2212538A - Defecator : en
  • US2212871A - Fluid pressure operated motor : en
  • CH211079A - Locking device for doors and the like. : de en
  • CH211182A - Device for the production of bodies of a certain shape and size by freezing liquids. : de en
  • PL29219B1 - Deutsche Edelstahlwerke Aktiengesellschaft, Krefeid. Alloy steel for the production of permanent magnets. : en pl
  • US2212670A - Guy wire clamp : en
  • USD122196S - Brooch pin or similar article : en
  • US2213032A - Electric fuse and contact therefor : en
  • FR857234A - Process for the production of pigments based on antimony trioxide and products obtained by this process : en fr
  • US2212619A - Well packing device : en
  • US2212643A - Discharge tube for keeping voltages constant : en
  • US2212754A - Ingot tong bit : en
  • US2212788A - Flour sifter : en
  • USD122203S - Design for a brooch or similar article : en
  • PL29198B3 - Ringhoffer - Tatra-Werke A. G., Prague-Smichov. Off-road vehicle. : en pl
  • US2213083A - System of temperature control : en
  • USRE21545E - Tubtjiar : en
  • US2212684A - Recoil controlling device : en
  • FR857190A - Tubular body tower bench : en fr
  • DE695647C - Process for the production of soaps or higher molecular fatty acids : de en
  • GB525268A - Apparatus for ascertaining the value of a desired function of a variable : en
  • GB525490A - An improved thermally insulated container for foodstuffs and the like : en
  • GR9182B - REMOVABLE SHOWCASE TYPE. : el en
  • FR857117A - Process for the solidification of yogurt : en fr
  • FR857150A - Structures of combined radio and television receivers : en fr
  • GB525261A - Improvements in and relating to the preheating of thermosetting compositions : en
  • US2212552A - Apparatus for making shoes : en
  • FR857125A - Bodywork, in particular for motor vehicles : en fr
  • US2212977A - Lid brace : en
  • CH211251A - Device for holding tubular or rod-shaped components. : de en
  • DE695744C - Pole wheel with a servo motor installed at the height of the hub : de en
  • ES145936A1 - Procedure for the production of solid dyes. : en es
  • US2212915A - Machine for making drinking and similar tubes : en
  • GB525382A - Improvements in devices or apparatus for providing a variable speed drive : en
  • DE695532C - Bearings for horizontally arranged, hydraulically driven long pistons, especially on materials testing machines : de en
  • ES145869A1 - A transportable machine with hopper for the uninterrupted production of closed channels, tubes or similar, underground. : en es
  • GB525277A - Improvements in the internal toe-puff of footwear : en
  • DE695646C - Process for the preparation of nitrogen-containing compounds and dyes of the anthraquinone series : de en
  • GB525270A - Improvements in self-regulating automatic traffic-control systems : en
  • GB525609A - Improvements in or relating to adjustable electric condensers : en
  • GB525359A - Improvements in or relating to radio transmitting systems : en
  • GB525269A - Improvements relating to dust, refuse and like bins : en
  • USD122136S - Engel dress ensemble : en
  • US2212862A - Buckle : en
  • GB525357A - Improvements in collapsible tubes : en
  • GB525414A - Improvements relating to airscrew blades : en
  • USRE21541E - Pump runner assembly : en
  • DE695696C - Control device for controlled rectifiers : de en
  • GB525311A - Improved rectifier : en
  • GB525293A - Improvements relating to handwheels : en
  • GB525339A - Improvements relating to key touch regulating mechanism for typewriting machines : en
  • GB525529A - Coin-controlled locking mechanism : en
  • GB525589A - Improvements in or relating to the supply of direct current electric arcs : en
  • FR857195A - Process and device for producing artificial filaments and in particular cellulose wool from cellulose solutions : en fr
  • GB525447A - Improvements in or relating to electrically heated vulcanizers : en
  • DE695466C - Sealing and finger protection strip for sliding and folding sliding doors, especially for motor vehicles : de en
  • FR857167A - Gimbal mounted horizon indicator instrument : en fr
  • GB525330A - Improvements in or relating to electrically operated calculating apparatus : en
  • PL29202B1 - Device for surface hardening of objects. : en pl
  • USD122138S - Design for a handbag : en
  • ES145915A1 - Device for the passage of current in sputtering apparatus. : en es
  • USD122232S - Child s coat : en
  • FR857201A - Press for the manufacture of metal tubes, in particular cable tubes : en fr
  • ES145774A3 - A silent stenographic machine. : en es
  • GB525384A - Improvements in and relating to electric choke coils : en
  • FR857212A - Improvements in load distribution devices between the various power plants in a network, or the various generators in a power plant : en fr
  • FR857174A - Process for converting carbon monoxide into hydrocarbons by means of hydrogen : en fr
  • GB525279A - Improvements in and relating to valve bags : en
  • GB525374A - Improvements in anodes for lead accumulators : en
  • US2212890A - Governor : en
  • US2213174A - Television transmitting tube : en
  • DE695725C - Electric discharge lamp used for lighting, in which a fluorescent layer arranged on the inner surface of the lamp wall is excited to glow : de en
  • DK57925C - Tubular Wall Pluck or similar Pluck. : da en
  • AT159450B - Process for the production of perforated metal sheets which are suitable, for example, as electrode material for electron tubes. : de en
  • USD122179S - Design fob a tobacco pouch : en
  • DE695510C - Electrode steam boiler with displacement bodies : de en
  • GB525524A - Guiding mechanism for movable rails used in ring spinning or twisting frames and such like : en
  • ES145753A1 - Improvements in the manufacture of hydrocarbons used as anti-knock fuel for engines. : en es
  • DE695599C - Arrangement for the simultaneous pressing of a negative reverse voltage on the grid of all anodes of a converter : de en
  • GB525512A - Improvements in or relating to the finishing of surfaces or coating compositions adapted for use therein : en
  • SU57735A1 - Device for receiving telegraph signals : en ru
  • CA390912A - Fire extinguisher : en fr
  • DE695490C - Lung-operated control for the oxygen supply valve of breathing apparatus, especially high altitude breathing apparatus : de en
  • PL29192B1 - Georg Heinrich Schieferstein, Berlin. Conical binder. : en pl
  • US2212585A - Cabinet : en
  • US2212586A - Hydrometric instrument : en
  • US2212942A - Suction nozzle : en
  • US2212807A - Electrooptical transmission system : en
  • US2213134A - Tree protector : en
  • AU459039A - Compounded oil : en
  • US2212941A - Casting bobber : en
  • US2212826A - Refrigerating system : en
  • US2212535A - Seconds setting mechanism for watches or clocks : en
  • CH211231A - Anti-skid device for shoes. : de en
  • PL29212B1 - Automatic fire extinguisher. : en pl
  • US2212623A - Mechanism for reproducing recorded sounds in toys : en
  • US2212528A - Method and apparatus of melting and fining glass : en
  • US2212968A - Facsimile synchronizing system : en
  • US2212985A - Automatic traffic control system : en
  • US2212894A - Polymerization of unsaturated aldehydes : en
  • AU111287B2 - Improvements in or relating to methods and apparatus for interrupting or controlling electric currents : en
  • CA390999A - Tire manufacture : en fr
  • DE695525C - Locomotive for high performance : de en
  • DE695710C - Magneto : de en
  • US2212839A - High frequency tuned circuits : en
  • DE695537C - Device for loading the tamped mold with Stamuer OEfen for the production of gas and coke : de en
  • DE695689C - Device for sticking pictures with glue : de en
  • DE695629C - Device for extracting pipes and similar devices from deep boreholes : de en
  • DE695746C - Incandescent lamp with automatic power interruption, especially for mine lamps : de en
  • FR857180A - Process for improving the strength and heat of articles made of polyvinyl chloride, polyvinyl chloride, additionally chloride or mixed polymerization products, which contain polyvinyl chloride : en fr
  • ES145880A1 - Device for fuel injection in internal combustion engines. : en es
  • GB525380A - Improvements in devices having sealed vitreous envelopes through which pass electricconductors : en
  • US2213097A - Interchangeable initial frame : en
  • CH211201A - Process for the production of dental prostheses. : de en
  • DE695582C - Venting device for a fluid brake, especially for motor vehicles : de en
  • ES145914A1 - Portable device for making copies on sensitive paper by means of an electric light source. : en es
  • US2212976A - Economizer for furnaces : en
  • ES145766A1 - Improvements in the engines of explosion, especially in aviation. : en es
  • ES145884A1 - Welding device and combined melter for dental prosthesis. : en es
  • USD122125S - Design for a game board : en
  • ES145751A1 - Improvements in obtaining multi-layer photographic material for photography and color cinematography. : en es
  • FR857118A - Hydraulic press : en fr
  • DE695610C - Electric high pressure discharge lamp for projection purposes : de en
  • FR857157A - Improvement in the operation of spark plugs used to ignite gases in internal combustion engines : en fr
  • DE695681C - ARC LAMP WITH A MOTOR DRIVEN FEED DEVICE FOR THE COALS : de en
  • GB525265A - Improvements in or relating to processes for the esterification of cellulose : en
  • GB525549A - Improvements in photographic and cinematographic three-color film and method of making same : en
  • DE695455C - motor vehicles in place : de en
  • US2212595A - Opposed twin cylinder engine : en
  • US2212850A - Installation for reducing nonlinear distortion in amplifyng systems : en
  • US2212583A - Reaction chamber : en
  • US2212691A - Cord preparing mechanism : en
  • US2213146A - Photographer's work cabinet : en
  • ES145926A1 - IMPROVEMENTS IN THE MANUFACTURE OF PIPE FITTINGS : en es
  • FR857146A - Ethylene oxide manufacturing process : en fr
  • ES145796A1 - A bicycle without chain, with pedal levers. : en es
  • DE695473C - : de en
  • DE695550C - Voltage transformer set for the connection of single-phase calibration meters, calibration wattmeters or similar electrical measuring devices for the calibration of three-phase meters : de en
  • US2212830A - Relay : en
  • US2213057A - Combination syringe, hot and cold pack appliance : en
  • US2213120A - Attachment for lettering scribers : en
  • US2212542A - Compact adjustable boiler superheater : en
  • ES145896A1 - An apparatus to wet and stick stamps. : en es
  • US2212925A - Citrus fruit juicer : en
  • US2212823A - Tensioning device for cord drive : en
  • FR857109A - Machine for making ice cream : en fr
  • US2212744A - Nub pile fabric : en
  • CH211232A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • US2212933A - Television system : en
  • US2213137A - Lifting tool : en
  • US2213033A - Writing pen : en
  • US2213133A - Guided and protected electrical connection : en
  • USD122142S - Design fob an embroidered fabric : en
  • GB525300A - A method of half-tone photography : en
  • US2212767A - Amide derivatives of 3,5-dimethylisoxazole carboxylic acids : en
  • DE695688C - Device for remote adjustment of guns or other heavy objects : de en
  • GB525278A - Improvements in priming means for self-priming pumps : en
  • GB525302A - Method for impregnating paper with preservatives : en
  • USD122113S - Spoon or other article of flatware : en
  • US2212671A - Suction cleaner : en
  • CH211245A - Process for the preparation of a new quaternary ammonium compound. : de en
  • GB525597A - Improved method of soft-soldering insulated flexible electric conductors : en
  • FR857173A - Process for the production of hydrocarbons from carbonaceous materials : en fr
  • USD122157S - Design for a dress : en
  • USD122228S - Design fok a dress : en
  • AU380139A - Improvements in binders for loose leaves andthe like : en
  • CH211259A - Process for the preparation of a new ester of estradiol. : de en
  • DE695656C - : de en
  • GB525389A - Collapsible tube with closure head : en
  • DE695558C - Toothpastes : de en
  • ES145919A1 - Acoustic arm for phonographs, equipped with a lighting device. : en es
  • US2212544A - Process of preparing chocolate : en
  • US2213098A - Pen for recording instruments : en
  • GB525474A - Improvements relating to beam centering and like supports for shuttering, staging, scaffolding and the like : en
  • AT159364B - Device for length measurement on an electromagnetic basis. : de en
  • AT159417B - Method and device for hardening bearing shells made of iron alloys. : de en
  • DE695468C - Triggering device for hiking pillar : de en
  • DE695683C - Artificial roundabout horizontal for vehicles : de en
  • DK57918C - Emergency call device for coin-operated telephones. : da en
  • DE695625C - Process for driving round wood using the juice removal process : de en
  • US2212696A - Tool suspension : en
  • AU111263B2 - Improvements relating to roof, walland pavement lighting : en
  • USD122123S - Design fob a shoe ob similab article : en
  • US2212622A - Method of glazing hollow clay bodies : en
  • US2212973A - Hay rake : en
  • US2213090A - Electric translating circuit : en
  • US2212935A - Titanium pigment and process for producing the same : en
  • US2212653A - Frequency changing and control apparatus : en
  • DE695686C - Motion picture projector with an electric drive motor attached to the housing support for direct drive : de en
  • FR857214A - Bicycle or other vehicle with saddle, with pump incorporated in the frame and tilting saddle : en fr
  • GB525297A - Improvements in or relating to road vehicles : en
  • CH211248A - Process for the preparation of a new quaternary ammonium compound. : de en
  • DE695485C - acke etc. : de en
  • ES145969A1 - Improvements in liquid counters. : en es
  • GB525337A - Improvements in or relating to liquid lip rouge preparations : en
  • DK57915C - Method of Manufacturing Metal Tubes. : da en
  • DE695575C - and other impurities from gases (carbon distillation gases) : de en
  • DE695711C - t machines : de en
  • FR857197A - Improvements to paper bags : en fr
  • GB525280A - Improvements in or relating to the exchange or elimination of anions in liquids and the absorption of gases : en
  • DE695529C - Pressurized gas nozzle switch with a separating point in series with the nozzle switching point : de en
  • GB525562A - Means for disinfecting water closets and lavatories : en
  • DK57917C - Interurbancentralanlæg. : da en
  • FR857226A - Improvements to ultra-shortwave tube amplifier assemblies : en fr
  • US2212587A - Mailing envelope : en
  • CH211152A - Process for tempering magnesium alloys. : de en
  • ES145955A1 - A smoking paper dispensing device. : en es
  • US2212943A - Flushing device, more particularly for water closets : en
  • CH211162A - Transportable winch. : en fr
  • AT159371B - Method and device for the production of corrugated cardboard (corrugated paper). : de en
  • USD122115S - Design for a buckle ob similar article : en
  • GB525454A - Improvements in electric motor control systems : en
  • GR9189B - HOW TO ACHIEVE GASOLINE ECONOMY IN CARS. : el en
  • FR857206A - Propeller-powered swimming apparatus controlled by two reciprocating rectilinear motion pedals : en fr
  • CH211120A - Method and device for the interchangeable combination of documents. : de en
  • US2212769A - Spring suspension : en
  • CH211138A - Dry voltage converter. : de en
  • DE695564C - Device for determining the color cast of recording lights : de en
  • US2212568A - Modulated high frequency transmitter system : en
  • FR857192A - Light shielding agents and process for preparing such agents and products and materials containing them : en fr
  • GB525449A - Improvements in or relating to milling machines : en
  • FR857154A - Metal seal for piston rods or similar : en fr
  • GB525274A - Improvements relating to means for synchronising the alternating mechanism of free piston machines : en
  • GB525572A - A device to prevent the theft of cycles, motor-cycles and the like : en
  • ES145849A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145678 : en es
  • GB525335A - Process for plasticizing rubber : en
  • US2212624A - Shaving implement : en
  • US2212770A - Process for forming films from synthetic linear polymers : en
  • US2212775A - Drum : en
  • US2213109A - Rolling and wrapping machine : en
  • US2213144A - Elastic top stocking and method for producing same : en
  • DE695643C - Switching device consisting of several contactors : de en
  • DE695555C - Electromagnet with a rolling armature designed as a two-armed lever : de en
  • US2212491A - Well washing device : en
  • PL29209B1 - Manufacturing method of tight sheet metal tanks with curled edges. : en pl
  • US2212525A - Coating process and product : en
  • FR857246A - Electronic discharge devices : en fr
  • SU57724A1 - Automatic modular air brake device : en ru
  • US2212845A - Generating and transmitting electric currents : en
  • DE695576C - Adjustable operating table : de en
  • SU57787A1 - Plumbing system of navigable chamber sluices : en ru
  • AT159411B - Device for starting up thermal power plants in which a gaseous working medium continuously describes a closed circuit under excess pressure. : de en
  • US2212518A - Defecator with universal wall or floor outlet connection : en
  • CH211216A - Circuit arrangement for frequency stabilization in the modulator stage in ultra-short wave transmitters. : de en
  • US2213169A - Construction method for underground structures : en
  • DE695511C - Power supply for an electrically heated curling iron : de en
  • US2212639A - Tens transfer mechanism : en
  • US2212849A - High voltage gaseous rectifier : en
  • DE695519C - Feed drive for machine tools : de en
  • US2213145A - Machine for the knitting of elastic top stockings and method of knitting the same thereon : en
  • US2213020A - Electrical connection : en
  • US2212689A - Combined ingot car and stool : en
  • US2212914A - Slidable bolt fastening for attache and suit cases and the like : en
  • AU111294B2 - Compounded oil : en
  • DE679461C - Silencer for firearms with one behind the other relaxation chambers : de en
  • FR857194A - Hose clamp for electric heaters : en fr
  • DE695533C - Machine for the production of long slotted dough pieces : de en
  • CA390909A - Thermal dehydration : en fr
  • FR857155A - Method and device for the physical and physicochemical drying of air : en fr
  • GB525463A - Arrangement for regulating the output of a fuel pump for internal combustion engines : en
  • US2212986A - Vehicle actuated traffic signal : en
  • US2212997A - Safety valve : en
  • US2213067A - Fixed resistor : en
  • DE695667C - Lighting device for cinema, television and advertising purposes : de en
  • US2212765A - Confection mold : en
  • CA12848S - Chute for machine gun ammunition : en
  • PL29201B1 - Device for separating materials, especially fibrous materials. : en pl
  • DE695571C - Impeller pump for liquids and gases : de en
  • DE695652C - Switching device as a flow distributor for heavy boilers to which a water heating system is also connected : de en
  • GB525477A - Improvements in valves : en
  • US2213181A - Pressure relief device : en
  • US2212763A - Universal joint : en
  • USD122245S - Design for a dress : en
  • US2212892A - Fruit pitting machine : en
  • USD122231S - Latent office : en
  • CA390992A - Alarm signal system : en fr
  • CA390975A - Sanitary napkin folding machine : en fr
  • CH211082A - Method and device for producing fibers from glass and other substances that are plastic when exposed to heat. : de en
  • CA390915A - Elevator safety catch : en fr
  • US2212979A - Controlled-flexing splice bar : en
  • US2212723A - Stabilizing hanger for gliders : en
  • US2213079A - Toy submarine : en
  • US2212779A - Pulley : en
  • CH211252A - Rotary piston machine. : de en
  • AT159418B - Process for the production of light metal bottles with reinforced necks. : de en
  • AT159444B - Dynamo wire. : de en
  • CH211172A - Fuel injection valve. : de en
  • AT159426B - Process for the preparation of butanediol- (1.3). : de en
  • CH211170A - Safety device on internal combustion engines, in particular on motor vehicles. : de en
  • US2213105A - Radio control system : en
  • CA390984A - Pulp processing : en fr
  • CH211134A - Volumetric apparatus for liquid under pressure. : en fr
  • USD122126S - Design fob a game board : en
  • US2212621A - Process for treating fruits : en
  • PL29190B1 - Gewerkschaft Reuss, Bonn. ^ c> Sieve with hardened work surface. : en pl
  • AT159378B - Process for the preparation of esters of polycyclic oxy compounds. : de en
  • CH211133A - Bore checker. : en fr
  • DE695694C - Disk-shaped copy device : de en
  • SU57849A1 - Fish Grate Device : en ru
  • US2212506A - Preparation of methylene dialkyl malonates : en
  • US2212946A - Carburetor : en
  • AT159388B - Oil firing system. : de en
  • AT159446B - Device for treating bodies with high-frequency electrical energy. : de en
  • AU277339A - Improvements relating to driving arrangements comprising electric motors : en
  • DE695613C - Helical spring ring, the ends of which by means of a Sch : de en
  • ES145775A3 - A device for advancing paper in stenographic machines and the like. : en es
  • GB525532A - Recording or marking device for use in connection with the game of bridge or other card games : en
  • GB525568A - Improvements in, and connected with, electric furnaces : en
  • DE695631C - Stamp protective cover : de en
  • CH211127A - Keyboard mechanics on harmonicas. : de en
  • CH211175A - Electrode for high voltage flashover distributor. : de en
  • US2212934A - Brake for vehicles : en
  • ES145999A1 - A method for the production of tissues. : en es
  • GB525595A - Improvements in electric discharge tubes : en
  • US2212520A - Stemmer for tobacco leaves : en
  • US2212680A - Load transfer device : en
  • US2213060A - Cathode ray tube : en
  • CH211186A - Electric cable for the transmission of high voltage currents and process for the production thereof. : de en
  • US2212912A - Refrigerant evaporator : en
  • AT159397B - Electric belt filter. : de en
  • US2213160A - Engine starter control : en
  • US2212805A - Process for making gasolines of high quality : en
  • US2212810A - Azeotropic distillation : en
  • USD122210S - Design for a coat : en
  • US2213101A - Cash register : en
  • US2213175A - Television transmitting tube and system : en
  • US2212591A - Automatic hydraulic lifting device for vehicles : en
  • US2212792A - Radio control : en
  • US2212546A - Separable fastener stringer : en
  • DE695539C - Completely automatic press filter : de en
  • GR9191B - IMPROVEMENTS OF COLOR PHOTOGRAPHIC ELEMENTS. : el en
  • GR9180B - INDEPENDENT COATING OF SHOE INSIDE. : el en
  • US2212510A - Machine for ramming molds : en
  • US2212962A - Means for puffing slag : en
  • US2212828A - Electrode-cathode : en
  • CH211118A - Process for producing durable metal coatings. : de en
  • CA390940A - Secondary alkyl monosulphonate : en fr
  • CA390934A - Paper felt manufacture : en fr
  • CH211101A - Process for waterproofing and soaping of cut pieces of textile fabric and of products not suitable for the textile industry. : de en
  • CH211184A - Expansion vessel for large power transformers filled with oil. : de en
  • US2212803A - Automatic clutch control : en
  • FR857152A - Ventilation device for airtight or gas impermeable clothing or the like : en fr
  • GB525598A - Improvements in friction ratchet mechanism applicable for tuning radio receivers : en
  • CH211126A - Fastening element for objects to be clipped on, in particular for Christmas tree candle holders and Christmas tree decorations, and method and device for producing the same. : de en
  • CH211219A - Machine for closing bags and the like. : en fr
  • CH211230A - Sports shoe. : de en
  • ES145891A1 - New polymers and preparation procedures. : en es
  • DE695547C - Ice box : de en
  • AT159355B - Image delimitation finders, in particular for photographic purposes. : de en
  • CH211225A - Device for converting a single-seat bicycle into a tandem. : de en
  • AT159389B - Oil burner circuit with automatic monitoring of the circulation pump. : de en
  • PL29204B3 - The disengagement device of the compressed drive means used in the device for switching individual gears of the variable transmission. : en pl
  • SU57691A1 - A shutter for a camera for capturing a moving light point when determining the rate of water flow : en ru
  • US2212910A - Micrometer gauge : en
  • US2212974A - Pipe spacing mold : en
  • AT159380B - Locking device, in particular for switches or their setting devices. : de en
  • AU217239A - Improvements in or relating to navigation aiding radio systems : en
  • CH211193A - Amplifier circuit with multiplier tubes. : de en
  • CH211088A - Apparatus for preparing whipped cream. : de en
  • USD122240S - Design fob a dress : en
  • US2212642A - Illuminated illusory action device : en
  • CA390946A - Liquid congealing apparatus : en fr
  • US2212511A - Grinding gauge : en
  • DE695737C - Scrapers : de en
  • GB525450A - Improvements in and relating to luminairs : en
  • AU111289B2 - Improvements relating to driving arrangements comprising electric motors : en
  • CA390904A - Cheese cutter : en fr
  • CA390990A - Geophysical exploration method : en fr
  • US2212494A - Apparatus for treating plastic material : en
  • US2213035A - Air lock for a sifter : en
  • US2212928A - Production of meta-diaza compounds : en
  • AU111262B2 - Improvements in or relating to automatic cutoff devices for electrical heating elements : en
  • ES145859A1 - A portable and removable house system. : en es
  • ES145887A1 - Olives grinding system. : en es
  • US2212715A - Method of and machine for forming tubing : en
  • US2213128A - Alkaline storage battery : en
  • AU111292B2 - Improvements in or relating to ultra short wave apparatus : en
  • US2212773A - Match package : en
  • US2212833A - Outlet control valve for fuel pumps : en
  • AT159435B - Television reception arrangement. : de en
  • CH211190A - Overvoltage protection device, in particular for shielded antenna systems. : de en
  • US2212944A - Advertising change tray : en
  • CH211195A - Electric discharge tube. : de en
  • AU111276B2 - Rolling blind : en
  • US2212876A - Nonglare headlight : en
  • US2212787A - Nonsplit nail : en
  • US2212509A - Method of esterifying phenolic hydroxyls : en
  • US2212949A - Umbrella safety device : en
  • ES145826A1 - Procedure for obtaining and using new derivatives of azo dyes containing at least one hydroxyl group. : en es
  • FR857210A - Step-down transformer for the economical supply of lamps or lighting devices : en fr
  • DE695699C - grounding condition : de en
  • CA390988A - Woman's undergarment : en fr
  • AU111271B2 - Improvements in or relating to television antenna : en
  • AT159413B - Bell made of fireproof material to seal off the air at the welding point during arc welding. : de en
  • PL29206B1 - Drive device for wheels of motor vehicles. : en pl
  • US2212916A - Cooling tunnel : en
  • CA390902A - Lock nut : en fr
  • CH211198A - Piezoelectric arrangement. : de en
  • ES145808A1 - A PROCEDURE AND DEVICE FOR OBTAINING ROLLS OF CROSSED THREAD : en es
  • US2212492A - Expansion and contraction joint : en
  • US2212745A - Resilient coupling for tubing : en
  • US2212898A - Container closure : en
  • US2213129A - Manufacture of artificial threads : en
  • USD122185S - Design for a bottle : en
  • PL29231B1 - $ £ S ~ f 2> / l? Z Garbage truck tank. : en pl
  • US2212558A - Signaling system : en
  • US2213163A - Container closure : en
  • PL29194B1 - Device for auxiliary lighting in motor vehicles. : en pl
  • US2212605A - Machine for cutting annular fruit bodies : en
  • US2213025A - Bottom rail construction for vehicle bodies : en
  • US2212951A - Catalytic condensation of hydrocarbons : en
  • US2212505A - Electrical fixture construction : en
  • US2212841A - Apparatus for the aeration of liquids : en
  • US2212640A - Cathode ray system : en
  • USD122124S - Design for a shoe or similar article : en
  • CA390936A - Vulcanizing machine : en fr
  • CH211144A - Electric timepiece. : en fr
  • DE695498C - Process for the production of photocathodes and fluorescent screens in a vacuum vessel : de en
  • GB525262A - Improvements in or relating to apparatus for washing floors and like surfaces : en
  • CH211076A - Drive device for organs that are located within a casing and control the inflow of a medium. : de en
  • DE695545C - Continuously working absorption refrigeration machine : de en
  • GB525418A - Improvements in or relating to electric discharge tubes : en
  • AT159407B - Dispensing system for liquid fuels with dispensing hose emptying. : de en
  • GR9186B - SOWER AND LIMITED LUBRICATION DEVICE. : el en
  • US2213168A - Composite pigments and process of making the same : en
  • CH211253A - Pistons, in particular for internal combustion engines. : de en
  • USD122149S - Design fob a burner head : en
  • AT159376B - Riveting machine with sheet metal closer and riveting punch operated by compressed air. : de en
  • AT159358B - Iron pit stamp. : de en
  • US2212685A - Control device for control of recoil : en
  • US2212970A - Multistylus facsimile recorder : en
  • US2213059A - Process for treating carbon black : en
  • USD122156S - Design fob a fluorescent lighting fixture : en
  • US2213164A - Electric fuse assembly : en
  • US2212512A - Lasting machine : en
  • US2212727A - Drill bit : en
  • AU111279B2 - Elastic waistband for trousers : en
  • CA390994A - Joint for ceramic materials : en fr
  • CH211169A - Fuel injection system with hydraulic injection adjuster on internal combustion engines, in particular on diesel engines. : de en
  • ES145770A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 144958 : en es
  • US2212516A - Shoe and method of making the same : en
  • US2212554A - Voltage regulating system : en
  • AU111295B2 - Improvements in storage water heaters : en
  • US2213052A - Method of and apparatus for the recovery of heat and chemicals from black liquor : en
  • US2212695A - Tool suspension : en
  • US2212870A - Counting mechanism : en
  • AT159357B - Hiking pillars for mining to support the hanging wall. : de en
  • CA390903A - Needle threading device : en fr
  • DE695472C - Process for the production of piperidine and pyridine : de en
  • GB525306A - Improvements in or relating to gland packings particularly for valves or cocks : en
  • USD122213S - Design for a coat : en
  • DE695553C - Method for measuring the sine of the phase shift angle ªŽ between current and voltage in an AC circuit : de en
  • US2212606A - Combustion control : en
  • US2213104A - Controllable energy dissipator : en
  • AU111278B2 - Improvements in or relating to the treatment of compounds : en
  • PL29187B1 - for axle or shaft bearing. : en pl
  • US2212565A - Art of cracking hydrocarbons : en
  • CH211137A - Device for indirect measurement of the current in a conductor through which direct current flows. : de en
  • US2212961A - Timing apparatus : en
  • DE694525C - High frequency coil with an iron core consisting of two or more parts : de en
  • DE695662C - Fast-running internal combustion engine with air compression and spark ignition : de en
  • AU111260B2 - Process for the manufacture of zinc compounds : en
  • US2213038A - Formation sealing composition : en
  • US2212648A - Synchronizing pulse generator : en
  • US2212786A - Production of sulphonyl chlorides of olefin polymers : en
  • US2212835A - Apparatus for reacting nitric acid and a metal chloride : en
  • US2213151A - Article support : en
  • AT159438B - Device for unloading tilting vessels. : de en
  • US2212737A - Means for broaching gears : en
  • US2212877A - Golf teeing device : en
  • US2213043A - Blowpipe : en
  • US2213153A - Poultry feeder : en
  • US2212576A - Means for finishing motion picture screens : en
  • US2212682A - Convertible auto seat : en
  • US2213024A - Optical sizing apparatus : en
  • US2212655A - Detachable heel : en
  • US2212990A - Wall or the like : en
  • AU111288B2 - Improvements in and relating to luminous electric discharge devices : en
  • PL29188B1 - 0. Lorenz Aktiengesellschaft, Beriin-Tempeihof. Shunt capacitor for very high frequency devices. : en pl
  • USD122129S - Design for a spectacle front : en
  • PL29199B1 - Hans Schróter, Wechmar and Kurt Schróter, Wechmar. Vehicle chassis. : en pl
  • CH211174A - Ignition distributor. : de en
  • US2212797A - Vending machine : en
  • US2212809A - Antifreeze solution indicator : en
  • US2212905A - Deep fat food fryer : en
  • AU377539A - Improvements in or relating to automatic cutoff devices for electrical heating elements : en
  • SU57742A1 - Electronic multiplier : en ru
  • US2212724A - Stoker furnace or heater : en
  • US2212764A - Mold : en
  • CH211241A - Process for the preparation of an indole series aldehyde. : de en
  • AU1240B - Electric welding media : en
  • CA390928A - Palm oil processing : en fr
  • CA390951A - Fertilizer : en fr
  • CA390981A - Railway vehicle coupler : en fr
  • US2213044A - Bumper structure : en
  • US2212562A - Automatic sprinkler system : en
  • CH211234A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CA390997A - Electric current rectifier manufacture : en fr
  • AU389139A - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • CH211242A - Process for the preparation of an indole series aldehyde. : de en
  • CA390926A - Refrigerant compressor : en fr
  • ES145870A1 - Process for obtaining ketones of cyclopentane-polyhydrophenanthrene series. : en es
  • GB525288A - Improvements in or relating to machines organized for use in performing cutting out operations on work-pieces : en
  • USD122151S - White ct al stove : en
  • BE438988A - Ribbons conveyor of sensitized materials for automatic and semi-automatic photographic machines. : en fr
  • AT159431B - Process for the production of organic iodine compounds. : de en
  • CH211183A - Method and device for ensuring intimate contact between two immiscible fluids. : en fr
  • AT159415B - Method and device for automatically displaying or regulating the viscosity or the concentration of liquids or suspensions. : de en
  • CA390920A - Engine piston : en fr
  • US2212751A - Topper : en
  • US2213019A - Control attachment for fishing lures : en
  • USD122134S - Design fob a dress : en
  • USD122244S - Design for a dress : en
  • AT159422B - Process for the preparation of resinous condensation products. : de en
  • US2212948A - Amplifier : en
  • DE695562C - Electrode for melt electrolysis : de en
  • GB525291A - Improvements in or relating to cycle saddles : en
  • AT159420B - Catalyst. : de en
  • US2212733A - Valve : en
  • US2212980A - Machine for polishing journals of railroad vehicle axles : en
  • PL29195B1 - Device for distributing cooling air in vehicles with rear engine. : en pl
  • DE695617C - Electric traffic light system with a backup signal circuit : de en
  • FR857225A - Bodywork, in particular for motor vehicles : en fr
  • US2213051A - Universal mirror support for motor vehicles : en
  • US2213127A - Process and product for treating ensilage : en
  • USD122202S - Design for a coat : en
  • GB525298A - Improvements relating to book-rests : en
  • DE695601C - Method for measuring static charges or changes in charge of small capacities by means of high vacuum amplifier tubes : de en
  • US2212561A - Car type radio station : en
  • GB525608A - Improvements in or relating to electric discharge tubes for the photo-electric transformation of light : en
  • GB525348A - Improvements in or relating to devices for containing and dispensing fluids : en
  • ES145769A1 - A procedure to obtain leather regeneration. : en es
  • FR857215A - Process for the manufacture of diethylenediamine : en fr
  • DE695470C - Process for the conversion of carbonaceous substances : de en
  • CA390897A - Shell case production : en fr
  • GB525503A - Improvements in or relating to valves : en
  • GB525502A - Improvements in and relating to card filing systems : en
  • DE695570C - Method and device for developing diazotypes : de en
  • FR857232A - Internal brake on hub and extendable by cones : en fr
  • GB525296A - Improvements in gaseous fuel mixtures : en
  • DE695565C - Image holder on projection and enlargement devices : de en
  • GB525581A - Improvements in and relating to water softening : en
  • GB525535A - Improvements in cushions for billiard and the like tables : en
  • FR857129A - Radiological installation comprising a control grid tube : en fr
  • GB525331A - Improvements in gas-turbines : en
  • GB525505A - Improvements in or relating to magneto generators : en
  • GB525301A - Improvements in or relating to shaft furnaces and kilns : en
  • ES145960A1 - Process for obtaining pyrimidine compounds. : en es
  • GB525473A - Improvements in or relating to the manufacture of ether alcohols : en
  • FR857177A - Process for producing indetonating fuels by cracking oily hydrocarbons : en fr
  • DE695496C - Device for feeding press material in ring roller presses : de en
  • DE695600C - Process for the production of thermally less stressed resistors from a metal alloy for measuring purposes : de en
  • ES145843A1 - A procedure, with its inherent device, for obtaining dry ice. : en es
  • GB525369A - Improvements in or relating to dartboards or like targets : en
  • PL29215B1 - Rudolf Sandell, Stockholm. Egg packing box. : en pl
  • GB525370A - Improvements in and relating to sliding contact members (e.g. machine parts) : en
  • GB525574A - An improved method of and apparatus for regulating a condition affected by variations in the rate of supply and/or demand for a fluid : en
  • GB525546A - Improvements relating to starting systems for alternating current synchronous machines : en
  • GB525578A - Improvements in and relating to electric plug and socket connections : en
  • GR9190B - METHOD OF MANUFACTURING PLASTICS FROM FLOUR OF VARIOUS ORIGINS PARTLY OR FULLY DEPRECIATED IN COMBINATION WITH ARTIFICIAL RESINS. : el en
  • GR9183B - GUIDE OF PRESSURE PAINTED CYLINDERS OF STRESSING SPINNING MECHANISMS. : el en
  • ES145954A1 - A procedure for carrying out reactions in a shaft furnace. : en es
  • GB525267A - Improvements in or relating to sparking plug electrodes : en
  • FR857247A - Eclipsable chocks for aviation : en fr
  • FR857183A - New method of assembling stepped gears for cranksets of bicycles, tandems, triplets, or the like : en fr
  • PL29197B3 - Ringhoffer- Tatra-Werke A. G., Prague * Smichov. Off-road vehicle. : en pl
  • SU52390A1 - Oven for dryers, for example, cereals : en ru
  • US2212560A - Machine for washing silverware : en
  • US2213149A - Knitting machine : en
  • GB525266A - Improvements in or relating to fluid-pressure apparatus for controlling the operation of brakes for aircraft : en
  • ES145797A1 - A protection filter for all toxic gases, vapors and mists, including carbon oxide. : en es
  • US2212674A - Removable post construction for automobile bodies and the like : en
  • FR857163A - Device for transmitting several high frequency oscillation trains : en fr
  • GB525405A - Tuning device for radio receivers : en
  • DE695457C - Mobile device for moving compost heaps or the like. : de en
  • ES145848A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145678 : en es
  • US2212644A - Hydrocarbon oil : en
  • US2212796A - Wire fabric : en
  • CA390929A - Modified t-rail section : en fr
  • US2213071A - Putty knife : en
  • PL29211B1 - Tadeusz Bylewski, Warsaw. Combination of a lid in a can. : en pl
  • CH211106A - Concealed zip. : de en
  • CH211122A - Roller protectors for typewriters. : de en
  • CH211240A - Process for the preparation of an indole series aldehyde. : de en
  • US2212822A - Washing machine : en
  • US2212829A - Switch with visible indicating means : en
  • USD122173S - Design for a bowl : en
  • US2213177A - Television transmitting tube : en
  • US2212790A - Shopping bag : en
  • AU111264B2 - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • PL29216B1 - Franciszek Tomala, Wrzosowa. LjSL U Q / fi> Hive checker, used to separate the queen bee during brooding. : en pl
  • USD122155S - Design for a combined culinary beat- er and mixer, or similar article : en
  • USD122158S - Design for a dress : en
  • PL29191B1 - A device for increasing the clamping force of a sound carrier against a rotating sound path of the sound reproducing apparatus during the start-up period of the apparatus. : en pl
  • GB525281A - Improvements in and relating to pneumatic hammers : en
  • DE695736C - Robbery winch for pit ram with two drives for the winch shaft : de en
  • GB525545A - Improvements in and relating to cargo derricks : en
  • PL29193B1 - Preparation for transportation of fresh sea silt or similar silty masses. : en pl
  • US2212490A - Airplane : en
  • US2212875A - Electrical ignition system for gas stoves : en
  • DK57921C - Apparatus for converting a high DC voltage to a lower AC voltage. : da en
  • GB525506A - Improvements in or relating to the treatment of minerals by froth flotation : en
  • US2212940A - Automotive lift : en
  • US2213093A - Meter potential coil : en
  • FR857121A - V-belt reinforced with steel wires or blades : en fr
  • CA390957A - Aliphatic polyurea compound : en fr
  • GB525511A - Improvements in or relating to seam pressing or like machines : en
  • ES145890A1 - Mechanism of classification and weight of coins for automatic devices of distribution of objects or liquids. : en es
  • AT159448B - Cushioning, in particular for motor vehicles. : de en
  • US2212533A - Universal spray device : en
  • US2212872A - Mechanical movement : en
  • US2213173A - Television transmitting tube : en
  • US2212957A - Locking mechanism : en
  • US2212522A - Use of a stray electrostatic field for drying leather and the like : en
  • USD122130S - Design for a rubber sole : en
  • DE695588C - oden for unloading devices : de en
  • FR857166A - Gas regulating and measuring device : en fr
  • ES145789A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145064 : en es
  • ES145942A2 - Projectile fuze. : en es
  • DE695619C - s band iron strips : de en
  • DK57919C - Goniometer. : da en
  • GB525258A - Improvements in mechanical pencils : en
  • ES145910A1 - Brush system for machines to wash bottles and similar containers. : en es
  • DE695720C - Electrical monitoring device for pneumatic tires in twin arrangement on vehicles : de en
  • US2212967A - Television and like transmitting system : en
  • USD122170S - Design for an illtjminable display device : en
  • GB525398A - Improvements in or relating to electrical calculating apparatus : en
  • USD122226S - Brainard chair : en
  • GB525428A - Improvements in projectiles for firearms the barrel of which tapers from the breech to the mouth : en
  • GB525573A - Improvements in and relating to bricks : en
  • GB525515A - Improvements in or relating to driving mechanism for presses or other machines : en
  • FR857131A - Diesel engine with combustion chamber in the piston : en fr
  • DE695718C - Automatic device to prevent the drive wheels of motor vehicles from slipping : de en
  • FR857244A - Internal combustion engine with several cylinder stars mounted one behind the other : en fr
  • GB525287A - Improvements in pencil holders : en
  • US2212690A - Piercer point : en
  • ES145816A1 - Improvements in the manufacture of hydrophilic cotton. : en es
  • ES145858A1 - Improvements in the systems to regulate the treatment of fluent materials. : en es
  • US2212887A - Shoe counter : en
  • DE695596C - Procedure for deleting short-circuits in inverters caused by exceeding the step limit inside the vessel : de en
  • DE695728C - Expandable mandrel with spring-loaded clamping sleeve : de en
  • US2213028A - Rubber tire and method of making the same : en
  • PL29218B1 - Auto Union Aktiengesellschaft, Chemnitz. Doors of synthetic resin or similar material, especially for motor vehicles. : en pl
  • US2212923A - Picture transmitter : en
  • FR857165A - Car body, convertible type : en fr
  • GB525332A - Improvements in walking toys : en
  • CH211067A - Knife head joint on the cutting knife of mowing machines that can be moved back and forth. : de en
  • US2212580A - Multi-ply counter : en
  • USD122207S - Design for a bracelet : en
  • US2213008A - Trestle : en
  • USD122164S - Immermann desk : en
  • AT159375B - Brush holders for electrical machines. : de en
  • US2212675A - Outboard motor support : en
  • US2213050A - Sifter : en
  • DE695723C - Control for remote drives : de en
  • FR857235A - Anti-ptosis corset : en fr
  • FR857111A - Adjustable focus lens cameras : en fr
  • FR857175A - : fr
  • US2212884A - Vernier : en
  • US2212889A - Safety pin : en
  • US2212679A - Dusting tool for suction cleaners : en
  • ES145825A1 - A time switch with bimetal organ. : en es
  • ES145920A1 - Device for quick replacement of the needle of the phonograph players' diaphragms. : en es
  • US2212911A - Chain link : en
  • USD122152S - Design for a display box for jewelry or the like : en
  • US2212628A - Dyeing mixed fabrics : en
  • US2212741A - Convertible vehicle : en
  • DE695740C - Cuttable resilient point setting device : de en
  • PL29227B1 - Kooperativa Fórbundet, Forening u. P, a., Stockholm. Indicator wheel for cash registers or similar devices. : en pl
  • US2212879A - Electric discharge lamp : en
  • GB525444A - Improvements relating to the treatment of hydrocarbons with adsorptive catalysts : en
  • US2212665A - Double-acting engine : en
  • USD122108S - Design for a spoon ob similar article : en
  • US2212954A - Clutch control mechanism : en
  • USD122120S - Drawer pull or similar article : en
  • US2212578A - Electron tube : en
  • US2212825A - Nitro-trifluoromethyl-aryl amines and process for making them : en
  • US2213084A - Lifting jack : en
  • US2212664A - Electrical lamp : en
  • US2213156A - Insect repellent : en
  • CH211104A - Leg protection, in particular for cyclists and motorcyclists. : de en
  • CH211142A - Waterproof watch box. : en fr
  • PL29221B1 - A device for generating steam on vehicles, especially cars running on rails or roads. : en pl
  • US2212569A - Ringlet hair curler : en
  • US2212698A - Amalgamator : en
  • US2212531A - Ethers of durohydroquinone and process of preparing them : en
  • US2212778A - Wedge adjusting mechanism for locomotive drive boxes : en
  • AU332239A - A cultivator share and tyne connection : en
  • DE695614C - Belt tensioner : de en
  • PL29196B3 - Ringhoffer - Tatra-Werke A. G., Prague-Smichov. Off-road vehicle. : en pl
  • US2212647A - Pressure filter : en
  • US2213110A - Plate finishing machine : en
  • AT159410B - Method of manufacturing a heat exchanger. : de en
  • US2213021A - Blind : en
  • DE695594C - Arrangement for improving the commutation in direct current-direct current converting devices : de en
  • DE695739C - Process for the production of seals in expansion joints of concrete pavements : de en
  • US2212975A - Color projector : en
  • US2212814A - Snubber : en
  • US2213116A - Flexible oil seal : en
  • GB525426A - Improvements in or relating to means for facilitating the attachment of eyes, sail thimbles, hooks or the like to cables or the like : en
  • GB525593A - Improvements in and relating to apparatus for transmitting and applying pneumatic pressure : en
  • CH211227A - Device for the transmission of one or more signal aspects from the track to the train. : de en
  • US2212594A - Offset drilling tool : en
  • US2212987A - Casting apparatus : en
  • ES145877A1 - A procedure to obtain a packing machine or material for joints. : en es
  • US2212966A - Light modulation system : en
  • GB525496A - Improvements in hot air or gas power engine plant : en
  • DE695724C - Synchronous small motor with roughly star-shaped, polarized rotor and a stand housing of the claw type : de en
  • ES145803A1 - New system of shaving apparatus. : en es
  • FR857239A - Improvements to pedals for cycles : en fr
  • US2212566A - Casein paint and method of preparing the same : en
  • USD122235S - Rosen dress ensemble : en
  • DE695554C - Measuring device for determining the number of seconds of current or voltage pulses : de en
  • DE695650C - Block-shaped radiator : de en
  • AT159351B - Device for taking measurements of women's clothing. : de en
  • GB525571A - Improvements in and relating to apparatus and systems for the photographic recordingof sound : en
  • USD122184S - Design fob a container : en
  • USD122217S - Design for a dress ensemble : en
  • US2213100A - Call or warning system : en
  • DE695680C - Quotient measuring device with two rotating coils, one of which oscillates in an inhomogeneous magnetic field : de en
  • GB525555A - An improved automatic valve device : en
  • US2212804A - Vacuum jar cap seal : en
  • ES145752A1 - Improvements in the heating of baths of materials by passage of electric current. : en es
  • AU384839A - Improvements relating to roof, walland pavement lighting : en
  • GB525399A - A method of imparting a glazed surface to walls : en
  • GB525451A - Improvements in and relating to electric motor control systems : en
  • CH211150A - Guide barrel for bar turning machines. : en fr
  • CA390918A - Cellulosic porous material : en fr
  • CA391003A - Zinc and lead flotation process : en fr
  • ES145834A1 - Procedure for obtaining soaps of fatty compounds by sulfanation of oils. : en es
  • GB525294A - Equipment for cleaning out byres and the like : en
  • GB525406A - Improvements in or relating to the attachment of straps, bands or the like to wrist-watch cases : en
  • CA390993A - Vat dyestuff print production : en fr
  • USD122199S - Design fos a bkooch pin or similar. article : en
  • GB525516A - Improvements in the manufacture of polyamides : en
  • GB525539A - Improvements in and relating to gun carriages, ammunition waggons and the like : en
  • USD122224S - Design fob a dress : en
  • ES145993A3 - Valve mechanism for musical instruments. : en es
  • GB525541A - Improvements in or relating to fluid-actuated valves : en
  • FR857134A - Process for obtaining finely divided sulfur : en fr
  • CH211237A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • USD122180S - Dress ensemble : en
  • FR857171A - Improvements in clutches : en fr
  • GB525419A - Improvements in or relating to tubular electric incandescent lamps or discharge tubes : en
  • ES145956A1 - Improvements in load-bearing devices and shock or vibration dampeners. : en es
  • FR857179A - Process for preparing colored materials from polyvinyl acetals and colored materials obtained by this process : en fr
  • PL29207B1 - Tefi - Apparatebau Dr. Daniel K.-G., Cologne. A camera for reproducing sounds from a recirculating tape recorder. : en pl
  • US2212692A - Flexible tooth gear : en
  • ES145865A3 - Process for the manufacture of hydrophilic dressings in the form of nappa or tape. : en es
  • GB525381A - Improvements in or relating to the splitting of fats : en
  • FR857144A - Installation for the harvest recipe : en fr
  • USD122112S - Design fob a clock : en
  • US2212521A - Chemical substance and use thereof : en
  • US2212931A - Trainer for airplane pilots : en
  • US2213009A - Egg candler and dater : en
  • DE695607C - Dipping mold made of rubber for manufacturing bottles and bottle-like structures from cellulose derivatives : de en
  • ES145767A1 - A device for discharging compressed gas dosed automatically, with a single control volumetric indicator. : en es
  • GB525309A - Improvements in change speed gearing : en
  • GB525429A - Improvements in or relating to automatic gas-operated firearms : en
  • GB525540A - Improvements in knitting machinery : en
  • DE695595C - elstrom by means of grid-controlled discharge paths : de en
  • FR857172A - Machine for calibrating the typographic lines made in the machines for composing the dies and melting the characters : en fr
  • GB525358A - Improvements in or relating to measuring gauges : en
  • FR857182A - Method and apparatus for obtaining photographic recordings of living objects and the like : en fr
  • GB525481A - Improvements in power-transmission clutch mechanism : en
  • GB525342A - Improvements in or relating to television facsimile telegraph and like synchronisingsystems : en
  • GB525482A - Improvements in table lamps : en
  • US2212989A - Vehicle truck : en
  • FR857127A - Improvements in the separation of constituents from coal distillation gases, and the like : en fr
  • GB525364A - Improved process and apparatus for the electro-deposition of tin alloys : en
  • GB525457A - Waterproof jacket for electric flashlights : en
  • GB525484A - Improvements in the treatment of artificial filaments, threads, yarns and like materials : en
  • AT159365B - Device for simultaneous cooling and cleaning of gases containing moisture and dust. : de en
  • CH211080A - Process for the production of glass vessels, in particular ampoules, from glass tubes, and machine for carrying out this process. : de en
  • DE695512C - Supporting the firebox of a locomotive boiler equipped with a mechanical grate furnace : de en
  • CA390925A - Garment hanger : en fr
  • CH211115A - Glass putty. : de en
  • ES145756A1 - Procedure for obtaining new azo dyes containing metals. : en es
  • GB525531A - Improvements in or relating to heat exchangers of the tubular type : en
  • DE695692C - Process for refining print extracts from hard coal : de en
  • US2212857A - Flexible coupling : en
  • CA390932A - Helical spring manufacture : en fr
  • US2212919A - Impact wrench : en
  • FR857115A - Back arc protection device : en fr
  • US2212926A - Carburetor : en
  • US2212683A - Control for recoil : en
  • US2212501A - Apparatus for producing carbon black : en
  • US2212571A - Union : en
  • US2212978A - Garment hanger : en
  • DE695420C - Open draw hook for collars : de en
  • USD122194S - Design fob a fur collar : en
  • CA390974A - Sanitary napkin folding machine : en fr
  • DE695534C - Support mast for lights or the like : de en
  • DE695551C - Rectifier moving coil measuring device with high coil inductivity : de en
  • US2212755A - Handling device : en
  • AU16140A - Improvements in thermic siphons : en
  • AU30440A - Improvements inbox making machines : en
  • DK57928C - Self-binding Mowing machine with adjustable rod hasp under different inclination. : da en
  • CA390948A - Railway car brake : en fr
  • AU528039A - Improvements in storage water heaters : en
  • US2213170A - Method of producing metals, such as calcium and magnesium : en
  • CH211262A - Transmission gear built into the bottom bracket housing of a bicycle. : de en
  • ES145927A1 - IMPROVEMENTS IN THE MANUFACTURE OF PIPE FITTINGS : en es
  • ES145885A1 - A process for obtaining valuable hydrocarbon products, from liquid, semi-solid or meltable distillable carbonaceous materials containing asphalt substances. : en es
  • FR857219A - Packaging : en fr
  • GB525290A - Improvements in "through" tubes for the spindles of mules and similar spinning machines : en
  • GR9181B - METHOD OF PREPARATION OF CRYSTAL DEXTROSIS IN SOLID MASS OF RAISINS OR MILK FOR CUP. : el en
  • US2212616A - Crusher : en
  • US2212666A - Hot air furnace : en
  • US2213066A - Method of making insoles : en
  • USD122117S - Design foe a photometer : en
  • USD122132S - Design for a combined tie clasp and pencil : en
  • US2212495A - Alloy steel : en
  • US2212557A - Composition adapted for use as an adhesive : en
  • USD122145S - Design for a fluokescent lamp fixture : en
  • CH211197A - Electric discharge tube with a wall made at least partially of metal. : de en
  • CH211131A - Device for the transmission of the torque of a balance spring to the balance axis of a timer movement. : de en
  • AT159372B - Wire termination device. : de en
  • CA390979A - Drainage pipe : en fr
  • AT159394B - Heat exchanger. : de en
  • CH211158A - Process for lining hollow bodies with synthetic resin. : de en
  • PL29220B1 - : en pl
  • US2212749A - Housing for containers : en
  • CH211221A - Trough conveyor for sensitive goods. : de en
  • US2212840A - Wave filter : en
  • AT159385B - Signal system controlled by the train, especially warning system for level crossings. : de en
  • GB525412A - Improvements in and relating to typographical composing machines : en
  • US2212750A - Method of treating hides, skins, and pelts : en
  • CH211141A - Portable projection screen. : de en
  • DE695530C - Process for the production of electrolytic capacitors with an absorbent porous intermediate layer : de en
  • ES145945A1 - A new injector for explosion engines. : en es
  • US2212635A - Gift exchange plan device : en
  • CH211171A - Ignition device for internal combustion engines with a magnet rotating around its longitudinal axis. : de en
  • SU57760A1 - Machine for measuring and sorting parts : en ru
  • US2212844A - Apparatus for casting hollow bodies : en
  • USPP418P - Peach tree : en
  • US2212776A - Movable carrier for winding bobbins in winding frames : en
  • US2213103A - Energy absorbing device : en
  • US2212553A - Apparatus for pulling over shoe uppers : en
  • USD122148S - Design for a furnace body : en
  • DE695521C - Automatic control for liquid pumps : de en
  • GB525560A - Improvements in starting devices for internal combustion engines : en
  • US2212706A - Vaginal applicator : en
  • SU57719A1 - Arrangements for automatic assembly on wire frames of brackets coming out of an automatic stamping machine : en ru
  • AU111285B2 - Improvements in binders for loose leaves andthe like : en
  • US2213046A - Ash tray : en
  • USD122237S - Dress ensemble : en
  • US2212498A - Holder for looped match books : en
  • AT159428B - Needle bed for flat knitting machines. : de en
  • GB525315A - Improvements in or relating to methods of recovering polyhydric alcohols from aqueous solutions or concentrates containing the same : en
  • GB525353A - Improvements in toy artillery guns : en
  • CH211091A - Device for clarifying liquids, especially viscose, when flowing through a pipeline. : de en
  • US2212541A - Shock absorber : en
  • US2212874A - Die : en
  • CH211209A - Bobby pin. : de en
  • ES145971A1 - Improvements in the manufacture of rubber or rubber articles, with latex. : en es
  • FR857164A - Tuning device, in particular for frequency changing receivers : en fr
  • GB525344A - Improvements in or relating to photo-electron emissive-electric cells : en
  • US2212863A - Evacuator : en
  • US2213078A - Variable resistance and method of making same : en
  • US2213119A - Aryloxy-polyalkylene ether iodides : en
  • ES145951A1 - A long-term cylinder exhaust, particularly applicable to time fuzes with movement of watch movements. : en es
  • GB525352A - Improvements in or relating to gas cookers : en
  • AT159381B - Device for connecting a regulator which responds to a direct current to an alternating current network. : de en
  • USD122176S - Wonnacott sewing machine frame : en
  • DE695578C - Coin validator, especially for machines : de en
  • GB525256A - Improved ornithopter : en
  • GB525263A - Improvements in and relating to automatic draught regulating devices for furnaces, stoves and the like : en
  • GB525286A - Improvements in or relating to vending machines : en
  • USD122243S - Design fob a dress : en
  • US2213135A - Handsaw : en
  • DE695657C - Button with a fabric-covered upper part and a lower part that can be pressed into this : de en
  • DE695661C - Device for tamping down green fodder : de en
  • ES145886A1 - Improvements in light reflectors. : en es
  • DE695609C - Record holder : de en
  • CH211100A - Apparatus for the production of patterned, reversible clad knitwear. : de en
  • DE695493C - Inhalation valve for gas masks : de en
  • DE695684C - Residual weighing device on automatic scales : de en
  • GB525542A - Improvements in the polymerisation of isobutylene : en
  • AU50840A - Improvements in or relating to television antenna : en
  • USD122182S - Design for a combined advertising device, cigar lighter, radio, and clock : en
  • US2212652A - Instrument : en
  • DE695591C - Rotating radio beacon : de en
  • DE695642C - Arc tear-off horn for electrical switches : de en
  • FR857240A - Further training in the establishment of metal baskets : en fr
  • GB525467A - Improvements in and relating to process and apparatus for making rubber filaments : en
  • US2213123A - Method of making manifolding stationery : en
  • US2213154A - Fuel blending preheater vaporizer : en
  • US2212699A - Means for opening and closing the molds of a machine for forming glassware : en
  • US2212756A - Attaching means for landing nets : en
  • US2212848A - Microphone amplifier : en
  • US2213136A - Electric welding pliers : en
  • PL29223B1 - Antonie Neveril, oimutz. Vending machine for selling gasoline, oil or other liquids. : en pl
  • US2213142A - Knitting machine : en
  • CH211239A - Process for the preparation of an indole series aldehyde. : de en
  • USD122200S - Design for. a coat : en
  • USD122220S - Jl coj : en
  • CH211072A - Device for lifting the bent-down rail ends on railway tracks. : de en fr
  • CA390976A - Direction control system for mobiles : en fr
  • DE695467C - Bell or disk for wet or waterless gas containers : de en
  • USD122141S - Design for an embroidered fabric : en
  • DE695513C - Device for automatic combustion control with networked steam boilers or steam boiler groups : de en
  • DE695675C - Spool holder for slip gate : de en
  • GB525367A - A tool or machine for planting and transplanting plants, seeds, bulbs and the like : en
  • CH211153A - Process for improving the permeability of magnetizable materials. : de en
  • USD122221S - Design foe a skooch fin or similar. article : en
  • DE695464C - Process for incinerating, sintering and melting garbage : de en
  • CH211207A - Process for the production of a hemostatic and wound healing agent. : de en
  • CA390953A - Wood preservation : en fr
  • DE695475C - Switchgear with contacts in gas and with electromagnetic blowing : de en
  • US2212873A - Lawn mower : en
  • US2213040A - Process of making pipe plugs : en
  • GB525433A - Improvements in or relating to the insulation of metallic parts of apparatus : en
  • DE695459C - Pipeline for hot gases, steam, etc. like : de en
  • DE695678C - Heat exchanger, consisting of sheets bent in a spiral shape : de en
  • ES145980A1 - A new procedure for the manufacture of paraffin. : en es
  • ES145922A1 - Key tuning device for radio reception devices. : en es
  • FR857122A - Process for preparing saturated or unsaturated aldehydes of the Pregnane series : en fr
  • FR857196A - Device for assembling pads in tracked vehicles : en fr
  • US2213002A - Wheel machining apparatus : en
  • AT159356B - Roll film camera. : de en
  • DK57916C - Machine for attaching the wire windings in coil springs to a holding frame in the manufacture of resilient inserts. : da en
  • ES145918A1 - PROCEDURE FOR THE PREPARATION OF D 1-ACETYL-TOCOPHEROL : en es
  • FR857236A - Manufacture of butadiene : en fr
  • US2212515A - Method of making shoes : en
  • US2212800A - Centrifugal electrical switch : en
  • US2213106A - System of metal shelves displaceable for bookcases and similar articles : en
  • FR857229A - Process for the preparation of polysubstituted ethylenic compounds : en fr
  • DE695481C - Device for determining the residual current to earth fault : de en
  • GB525275A - Improvements in high-pressure vessels : en
  • GB525437A - Apparatus for drying rags, textile material and such like : en
  • USD122128S - Design for an electric broiler : en
  • DE695495C - Timing device for echo sounder systems : de en
  • ES145968A1 - Improvements in the epicyclic systems, especially for transmissions, such as progressive speed changes. : en es
  • GB525320A - Improvements relating to the opening of artificial textile fibres : en
  • GB525439A - Improvements in dry gas meters : en
  • DE695641C - Warning system for track work teams : de en
  • DE695743C - Paper designed for isolating telephone wires : de en
  • PL29174B1 - A method of imparting fine lead ores to crimped nuggets for lead in a Scottish kiln. : en pl
  • GB525538A - Improvements in or relating to protective arrangements for windows and similar openings : en
  • US2213013A - Playing ball : en
  • US2212717A - Rotary compressor for refrigerating apparatus : en
  • US2213155A - Refrigeration apparatus : en
  • FR857185A - New flexible transmission medium with variable speed : en fr
  • GB525423A - Method of and/or apparatus for measuring the concentration of oxidising or reducing agents in water : en
  • US2212924A - Production of phthalocyanine pigments : en
  • US2212937A - Binder tab for web rolls : en
  • USD122230S - Design foe a dkess : en
  • US2212945A - Lensless protective spectacles, goggles, and the like : en
  • FR857133A - Automatic device for pushing iced bricks into tube icing ovens : en fr
  • FR857205A - Variable speed force transmission mechanism : en fr
  • GB525586A - Improvements in or relating to gas and like masks : en
  • ES145835A1 - A new faithful slide applied to scales and Romans. : en es
  • GB525402A - Electronic amplifier : en
  • ES145805A1 - A process for gas turbines and gas turbine for the realization thereof. : en es
  • GB525361A - Improvements in or relating to motion-picture camera apparatus : en
  • GB525497A - Improvements in or relating to electric cables : en
  • DE695709C - Pistons for two-stroke engines : de en
  • GB525318A - Improved apparatus for emptying moulds, particularly moulds for chocolate : en
  • CA390962A - Rubber protective coating : en fr
  • ES145836A1 - A device for obtaining photocopies. : en es
  • ES145959A1 - Procedure for the separation, decomposition and preparation in state of purity, of the carbonyl compounds that are obtained in the disintegration of the steroid side chains. : en es
  • US2212913A - Valve : en
  • ES145704A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145675 : en es
  • US2213037A - Signal transmission system : en
  • DE695581C - Screw connection of aircraft components : de en
  • GB525500A - Improvements in or relating to spraying nozzles suitable for water cooling towers : en
  • US2212965A - Process for effecting carbazole ring formation of compounds of the anthraquinone series : en
  • DE695568C - Elbow expansion compensator : de en
  • ES145906A1 - Improved element of pipe, procedure and tools for its manufacture. : en es
  • FR857241A - Device for teaching music : en fr
  • GB525329A - Improvements in or relating to calculating installations and apparatus : en
  • ES145874A1 - Procedure for obtaining cyclic ketones from the saturated or unsaturated cyclopentane-polyhydrofenanthrenic series. : en es
  • DE695469C - Process for the production of peat coal : de en
  • ES145912A1 - Improvements in hydraulic shocks for shocks and in similar damping means operated by differential pressure. : en es
  • GB525362A - Improvements in and relating to show cards or display devices : en
  • GB525570A - Improvements relating to loose leaf binders : en
  • US2212537A - Aircraft landing-floor beacon : en
  • US2212581A - Preventing fouling of heat exchangers : en
  • USD122146S - Design fob, a handbag : en
  • US2212901A - Transmission : en
  • US2213010A - Automobile body : en
  • USD122206S - Design for a pin clip : en
  • FR857113A - Improvements to hydraulic brakes : en fr
  • US2213082A - Air conditioning apparatus : en
  • DE695454C - Method and device for the production of hollow bodies from plastic masses : de en
  • US2212667A - Pumping apparatus : en
  • US2212497A - Rotary pump or motor : en
  • DE695507C - Self-regulating arc lamp with carbon electrodes arranged at obtuse angles : de en
  • GB525544A - Improvements in or relating to pumping apparatus : en
  • US2212963A - Communication and power system : en
  • DE695584C - Machine gun with movable barrel : de en
  • ES145868A1 - Adjustment device. : en es
  • ES145995A3 - Will valve system for water discharge appliances. : en es
  • GB525470A - Improvements in and relating to thermionic valve circuits : en
  • GB525553A - Improvements in and relating to sheet metal doors : en
  • DE695483C - Machine for cutting fur-bearing skins : de en
  • GB525491A - Improvements in steam valves : en
  • FR857135A - Removable signaling device : en fr
  • US2212758A - Panel construction for buildings : en
  • US2213004A - Torsion rod mounting : en
  • US2212893A - Spark plug : en
  • ES145765A1 - A procedure for obtaining zinc. : en es
  • ES145838A1 - Process for obtaining carbonic acids of the cyclopentane-polyhydrophenanthrene series. : en es
  • GB525600A - Improvements in the construction of electric discharge tubes : en
  • FR857249A - Process for manufacturing medical prosthesis materials, in particular dental prosthesis materials : en fr
  • FR857140A - Improvements to negative feedback amplifiers : en fr
  • GB525334A - Improvements in and relating to protective devices for electric transmission systems : en
  • GB525350A - Improvements in illuminating devices : en
  • GB525435A - Improvements in the selecting mechanism of jacquard operated gripper looms for pile fabrics : en
  • GB525498A - Improvements in sanitary traps : en
  • GB525530A - Improvements relating to pickets for use in fencing off access to places or areas : en
  • US2212714A - Coin slide device : en
  • US2212780A - Billiard cue : en
  • DE695499C - Leafed coil core for alternating current magnetization : de en
  • DE695698C - asynchronous starting three-phase machines : de en
  • GB525604A - Improvements in electric incandescent lamps : en
  • US2212572A - Valve : en
  • USD122140S - Design fob, an embkoideeed fabric : en
  • USRE21540E - ewald : en
  • DE695460C - Steering device for vehicles, in particular motor vehicles : de en
  • US2213003A - Self-energizing hydraulic internal expansion brake : en
  • FR857145A - Process for preparing liquid saturated hydrocarbons : en fr
  • GB525388A - A process for separating fractions of different properties from mixtures of hydrocarbons by crystallisation : en
  • FR857217A - Deformable wheel : en fr
  • GB525476A - Improvements in powder catapults : en
  • DE695712C - Spark plug : de en
  • ES145813A3 - A procedure and mechanical system for manufacturing zippers with special devices that allow their manufacture automatically, by stamping the notches or links and adhering them to the textile tape simultaneously and automatically in : en es
  • GB525260A - Improvements in or relating to liquid cooled cylinders of internal combustion engines : en
  • GB525453A - Improvements in or relating to the construction of cooling towers or similar structures : en
  • DE695453C - Belt grinder : de en
  • DE695693C - Die setting and line casting machine with two line clamping jaws, which can be provided individually or together, for filling or centering lines of the die : de en
  • ES145943A1 - Spark plug. : en es
  • FR857207A - Process for the preparation of stable aqueous solutions of an organic sulfonate : en fr
  • CH211068A - Method and device for dehumidifying and keeping dry masonry, e.g. B. such of buildings. : de en
  • PL29186B1 - Ejection device for vending machines. : en pl
  • USD122249S - Dress ensemble : en
  • AT159360B - Tablet press. : de en
  • CH211243A - Process for the preparation of a new mixture of quaternary ammonium compounds. : de en
  • GB525430A - Furnace plant for melting and refining metals and metallurgical products : en
  • GB525575A - Improvements relating to contact towers, dephlegmators and other chemical towers : en
  • CH211071A - Pole tongs. : de en
  • CH211105A - Device for detachable fastening of hems on men's trousers. : de en
  • AT159429B - Pressure medium transfer between two mutually rotating systems. : de en
  • AU111277B2 - Improvements in or relating to bottles : en
  • CA390942A - Cementitious wallboard : en fr
  • FR857184A - Magnetic process for dredging, signaling and lifting of submerged magnetic bodies : en fr
  • DE695621C - Production of solid carbonic acid : de en
  • GB525590A - Improvements in processes for protecting articles of magnesium and its alloys from corrosion : en
  • US2212523A - Brake : en
  • GB525582A - Improvements in or relating to traversing devices for yarn and like winding machines : en
  • ES145832A1 - A process for heating, drying, dyeing and impregnating cement and asbestos objects or any other fibrous material. : en es
  • FR857147A - Assembly for establishing toys that imitate a bird song : en fr
  • FR857230A - Brake lining for internal hub brakes, in particular on bicycles and similar vehicles : en fr
  • US2212992A - Antiknock fuel : en
  • USD122119S - Design for a bubal mail box support : en
  • ES145837A1 - A procedure to obtain a packing machine or material for joints. : en es
  • FR857103A - Power plant, in particular for the mechanical propulsion of submerged vehicles, and vehicles including application : en fr
  • DE695488C - Process for the preparation of reaction products of styrene : de en
  • DE695561C - Process for the preparation of soluble and at the same time high molecular weight polymerisation products of acrylic acid compounds : de en
  • DE695577C - Flow rate meter with correction of the flow rate according to pressure and temperature : de en
  • FR857203A - Boiler for boiling and vaporizing sulfuric acid and liquids with similar physical properties : en fr
  • DE695635C - Process for the production of waxy substances : de en
  • DE695676C - Pliers-like rider for weaving shafts : de en
  • GB525323A - Improvements in and relating to colloid mills : en
  • ES145992A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 145960 : en es
  • US2213006A - Printing ink : en
  • DE695598C - Device for changing the timing of the ignition of controllable arc discharge paths : de en
  • ES145810A1 - A NEW AUTOMATIC CURLING DEVICE FOR CURLING WICKED HAIR : en es
  • GB525360A - Improvements in or relating to radio transmitting apparatus : en
  • GB525495A - Improvements in or relating to cigarette collecting mechanism for use in a cigarettemaking machine : en
  • FR857156A - Switch refinements : en fr
  • DE695586C - Circuit arrangement, especially for emergency call systems, for identifying the calling subscriber in a central office : de en
  • US2213125A - Manufacture of materials resembling crepe : en
  • FR857191A - Improvements in balls for tennis and similar games, and in the manufacture of such balls : en fr
  • GB525592A - Improvements in or relating to electric switches for alternating current circuits : en
  • DE695456C - Locking or connecting hook for bracelets with a spring-loaded locking slide for the hook mouth : de en
  • DE695738C - towards the Oestron range : de en
  • GB525283A - Improvements in and relating to the coiling and packing of sliver into cans : en
  • DE695637C - Process for the preparation of leuco-5,6,7,8-tetrahydroquinizarin : de en
  • CH211154A - Process for the production of a magnesium alloy of high strength. : de en
  • AT159362B - Dynamic secondary emissions multiplier. : de en
  • CH211224A - Motor vehicle transmission with electromagnetic clutches and six forward gears. : de en
  • CH211257A - Process for the preparation of a new ester of estradiol. : de en
  • ES145760A1 - Improvements in the disconnection devices, especially in automatic weapons locking systems with open stock. : en es
  • DE695668C - Steering device for motor vehicles : de en
  • CA390939A - Ammonium nitrate explosive processing : en fr
  • CA390921A - Dust collector : en fr
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  • US2212917A - Inorganic chrome pigment production : en
  • US2212921A - Potential divider : en
  • US2212947A - Control for tape pullers : en
  • CH211111A - Process for the preparation of compounds of the cyclopentanopolyhydrophenanthrene series containing hydroxyl groups. : de en
  • CH211166A - Steam turbine, the housing of which is divided into an upper and lower half in a horizontal, axial plane, and which has guide channel groups connected to chambers of these housing halves. : de en
  • DE695535C - Equipment on a folding and round bending machine for bending U or similar profiles : de en
  • DE695665C - Device for removing metal particles from the reservoir of a lubricating device, in particular from internal combustion engines : de en
  • CH211163A - Suction and pressure valve on compressors. : de en
  • AT159404B - Gas pump. : de en
  • GB525576A - Improvements in or relating to fastening means for corsets and like garments and to the method of applying the same : en
  • CA390987A - Seat slide structure : en fr
  • CA390956A - Polymerization process : en fr
  • CA390913A - Internal combustion engine : en fr
  • CH211168A - System for monitoring the injection point in internal combustion free-piston engines. : de en
  • AT159383B - Arrangement for cooling the anode of an X-ray tube. : de en
  • CA390995A - Paper production : en fr
  • USD122233S - Design foe a deess : en
  • US2212883A - Food handling device : en
  • US2212545A - Method of forming separable fastener stringers : en
  • US2212659A - Duplicating machine : en
  • US2212500A - Stuffing-box packing : en
  • US2212906A - Building construction : en
  • US2213041A - Method of and apparatus for forming filamentary argillaceous particles : en
  • USRE21542E - Corn picker : en
  • PL29203B1 - : en pl
  • US2212983A - Air conditioning system : en
  • AT159439B - Arrangement for starting burners for heating gas burners for cooking apparatus, lighting apparatus, heating lamps and the like. like : de en
  • US2212550A - Screening apparatus and the like : en
  • US2212808A - Signaling method and apparatus : en
  • US2212907A - Multiple assembly roller chain : en
  • US2213178A - Television transmitting tube and system : en
  • DK57926C - Apparatus for measuring the amount of heat caused by a line of liquid or gas through a line. : da en
  • US2212694A - Hot air gun : en
  • DE695465C - Process for treating mineral fiber materials (glass or slag wool, etc.) : de en
  • DE695701C - Electric arc lamp : de en
  • ES145771A1 - A procedure to make maritime silt and similar masses transportable. : en es
  • US2212728A - Shock resisting lamp receptacle : en
  • US2212900A - Process and product relating to the oxidation of unsaturated aldehydes : en
  • US2213161A - Closure for pressure vessels : en
  • FR857228A - Advanced device for assembling pipes : en fr
  • US2212882A - Door hinge : en
  • US2213005A - Knitting machine : en
  • ES145762A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 144537 : en es
  • GB525579A - Improvements in and relating to hayloaders : en
  • US2212834A - Exposure timer : en
  • USD122227S - Design for a dress : en
  • US2213091A - Electric signaling and indicating system : en
  • DE695515C - Monitoring device for gas generators that works step by step with alternating between heating and gas extraction : de en
  • DE695716C - Auxiliary device for towing and switching on the friction clutch of a motor vehicle equipped with a change gear : de en
  • DE695517C - Self-collecting tank system : de en
  • DE695707C - end with the help of high-frequency alternating fields : de en
  • GB525443A - Improvements in and relating to the catalytic cracking of hydrocarbon oils : en
  • DE695572C - Ramic fries : de en
  • DE695700C - Device for measuring the higher harmonics of an alternating voltage : de en
  • DE695658C - Ruebenrodegabel with guide plate : de en
  • GB525552A - Improvements relating to domestic open fireplaces : en
  • FR857110A - Advanced catalytic process for converting liquid and gaseous hydrocarbons into anti-detonating gasoline and aromatic hydrocarbons : en fr
  • GB525386A - An improved beacon system : en
  • GB525607A - Improvements relating to firing means for rotary kilns : en
  • PL29224B1 - Device for closing and sealing doors, windows and shutters. : en pl
  • ES145791A1 - Procedure for obtaining azo dyes and their intermediate products. : en es
  • US2212687A - Recoil device for machine guns : en
  • GB525446A - Improvements in coaxial lead-in conductors for electric vacuum tubes : en
  • DK57927C - Field drum. : da en
  • US2212602A - Shoe-display stand : en
  • US2212880A - Field divider : en
  • DE695569C - Lubricating device for core tips : de en
  • ES145804A1 - A new elastic coupling. : en es
  • ES145876A1 - A procedure for the preparation of synthetic rubber. : en es
  • GB525499A - Improvements in or relating to oil-insulated transformers : en
  • AT159366B - Time and direction indicators composed of individually rotatable drums driven from the outside, especially for train stations. : de en
  • ES145979A1 - A process for the synthesis of higher fatty hydrocarbons. : en es
  • GB525606A - Improvements in devices for automatically controlling the bandwidth in radio-receivers and other apparatus : en
  • GB525547A - Method and apparatus for evaporation and heat treatment of liquids and sludgy materials : en