• US2160596A - Trail builder, bulldozer, and the like : en
  • PL28299B1 - Semi-automatic manual firearm with a retracting barrel. : en pl
  • US2159965A - Tunnel kiln construction and method of operation : en
  • US2160393A - Pressure vessel of the boiler type and method of producing same : en
  • US2160493A - Bread slicing machine : en
  • FR841811A - Capacitive voltage divider for supplying intermediate electrodes of gas or vapor atmosphere discharge vessels : en fr
  • US2160690A - Method and apparatus for synchronizing synchronous machines : en
  • GB506740A - Colouration of textile and other materials : en
  • CA381766A - Silicon steel sheet manufacture : en fr
  • US2160642A - Roof : en
  • GB506533A - Improvements relating to transparent windscreens and the like for preventing or minimising dazzle : en
  • US2160585A - Ice cream disher : en
  • US2160183A - Art of packaging : en
  • USD115031S - Design foe a galvanometer : en
  • GB506474A - Improvements in the process of producing iron sheets for laminated electric transformer cores : en
  • GB506792A - Improvements in and relating to extending and raising gear for ladders, telescopic masts, extensible platforms and the like : en
  • US2160082A - Apparatus and process for welding pipe : en
  • DE676228C - Power control for rotary piston internal combustion engines : de en
  • GB506618A - Improvements in stencilling : en
  • FR841945A - Improvements to processes and installations relating to baths : en fr
  • US2160453A - Refrigerating apparatus : en
  • FR841890A - Device for the generation of bias voltages in multistage amplifiers, in particular amplifiers with balanced class b stages : en fr
  • GB506460A - Improvements in and relating to bridles and nosebands : en
  • GB506523A - Electromagnetic devices for performing switching and the like operations : en
  • GB506647A - Improvements in or relating to pumps : en
  • FR841910A - Airplane with boundary layer suction on the wings : en fr
  • GB506554A - An improved construction of rotary internal combustion engine : en
  • DE676255C - Self-operated calendar : de en
  • US2160426A - Emergency highway signal : en
  • US2160612A - Hydraulic transmission : en
  • US2160000A - Combined intake and exhaust valve for internal combustion engines : en
  • US2160678A - Humidifier : en
  • US2160037A - Photoelectric relay : en
  • US2160780A - Thread guide for cone or tube winding machines : en
  • GB506486A - Improvements in machines for the manufacture of shaped pieces of hard metal by heat treatment : en
  • DE676403C - Container for storing gas, steam and easily evaporating liquids : de en
  • US2160373A - Ornamental heel beinforcement for : en
  • GB506568A - A solid projectile, especially suitable for weapons used by infantry, and a process for its manufacture : en
  • DE676274C - Device for bronzing or powdering : de en
  • DE676307C - Process for the production of light metal pistons for internal combustion engines from full blocks by pressing : de en
  • CA381666A - Packaging method and article : en fr
  • US2160456A - Easel : en
  • US2160625A - Shoe : en
  • CA381624A - Calcium and magnesium hydroxide mixture processing : en fr
  • CA381699A - Locomotive tender stoker : en fr
  • CH204841A - Process for the preparation of solutions of zinc hyposulfite. : de en
  • CH204843A - Method and device for purifying solutions which are used to generate per compounds. : de en
  • GB506567A - A machine for decorticating or cleaning fibres, especially plant fibres : en
  • FR841847A - Manufacturing process of synthetic tannins and resulting products : en fr
  • GB506527A - Improvements relating to aircraft undercarriages : en
  • FR49691E - Thermo-insulating edible display cabinet comprising a cooling device : en fr
  • GB506430A - Improvements in or relating to telephone instruments : en
  • DE676304C - Pressure medium control, especially for mechanical regulators : de en
  • FR841802A - Toilet soap : en fr
  • GB506447A - Improvements relating to photographic processes : en
  • USD115029S - Design for a welding gun : en
  • AU107470B2 - Methods and apparatuses of beneficiation or reduction of ores to metal : en
  • GB506672A - Improvements in and relating to spot welding machines : en
  • FR841860A - Direct reading direction finder and recorder : en fr
  • FR841984A - Soft rubber joint : en fr
  • US2160038A - Rear quarter window and regulator : en
  • US2160007A - Magnetostrictive vibrator : en
  • US2160377A - Manufacture of sandals : en
  • US2160441A - Portable bending brake : en
  • AU111987B2 - Braun tube : en
  • US2160370A - Razor : en
  • PL28369B1 - Rolling mill for the manufacture of solid metal discs. : en pl
  • US2160662A - Carrier for bottles or other objects : en
  • FR841871A - Advanced oscillation damper for motor vehicles and similar applications : en fr
  • FR841940A - Electrical communication systems : en fr
  • GB506801A - Improvements in or relating to resilient mountings : en
  • CH204976A - Machine for making soft ice cream. : de en
  • GB506574A - A process for removing weakly acid components from hydrocarbons or derivatives thereof : en
  • GB506598A - Improvements in or relating to wheel suspension assemblies for motor vehicles : en
  • BE433635A - : en
  • FR49660E - Lubrication device for compressors, in particular for rotary iton compressors : en fr
  • FR841955A - Process for the recovery of organic oxy-compounds : en fr
  • GB506680A - Improvements relating to aircraft for use in conjunction with launching gear : en
  • US2160077A - Production of liquid air, and the production of oxygen therefrom, and the liquefaction and separation of other gases : en
  • US2160261A - Steering column lock switch : en
  • GB506579A - Improvements in supports for observation mirrors of road vehicles : en
  • GB506788A - Improvements in arc discharge arrangements for converting electric currents : en
  • GB506614A - Improved topographic drawing board : en
  • FR49682E - Vibrating device and setting mode : en fr
  • FR841804A - Advanced compressor : en fr
  • FR841941A - Cabinet intended to store drawings or similar objects in a suspended state : en fr
  • DE676375C - Arrangement of temperature sensors in pipelines : de en
  • US2160244A - Screw driver : en
  • USD114995S - Design for a tennis racket press : en
  • USD115092S - Design for a dress : en
  • FR841849A - Mechanical corrector device : en fr
  • FR841874A - Method for setting tools in boring machines with one or more tools : en fr
  • GB506450A - Improvements in or relating to photographic bleaches : en
  • FR841812A - Discharge vessel with gas or vapor atmosphere, especially for high operating voltages : en fr
  • FR841894A - Retaining support for folding or sliding parts : en fr
  • GB506464A - A process for the production of valuable products from hydroxy-ketones or hydroxy-aldehydes : en
  • DE676238C - Lantern for photographic darkrooms : de en
  • GB506654A - Improvements in feeding apparatus for sound films and strip sound records : en
  • AU107446B2 - Improvements in or relating to electron multipliers : en
  • CH204872A - Printing plate for addressing machines. : de en
  • CH205022A - Exhalation valve for breathing apparatus. : de en
  • US2160109A - Speed governor for injection internal combustion engines : en
  • US2160243A - Ground working machine : en
  • US2160067A - Carburetor : en
  • US2160543A - Cable reel jack : en
  • PL28284B1 - Device containing vanishing and appearing targets. : en pl
  • US2160283A - Radio cabinet : en
  • AU542538A - Improvements in water supply and waste fittings for washbasins : en
  • CA381706A - Printing machine inking mechanism : en fr
  • CH204858A - Process for the production of a porous, sponge-like product from natural or synthetic rubber. : de en
  • CA381638A - Resilient body deformation control : en fr
  • DE676318C - Process for the production of a curved sausage casing : de en
  • FR841869A - Closure for all types of containers : en fr
  • PL28319B1 - Wheel suspension, especially on cars. : en pl
  • US2160156A - Stocking suspender : en
  • US2160313A - Wire joint, especially for electrical shot-firing outfits or similar provisional electrical circuits : en
  • CA381722A - Sponge rubber : en fr
  • CH205055A - Pneumatic tire. : en fr
  • GB506691A - Television scanning disc : en
  • CH204907A - Transportable equipment for the diffusion of sounds. : en fr
  • FR841882A - Improvements to devices and installations for the heating and distribution of heavy liquid fuels : en fr
  • GB506556A - Improvements in and relating to catamenial belts : en
  • US2160208A - Speed controlled brake : en
  • AU107472B2 - An improved gypsum plaster wall tile or slab and method of manufacture : en
  • CH204969A - Magnetic electric machine for ignition purposes. : de en
  • FR841873A - Mixer-heater for heavy liquid fuel burners : en fr
  • CH205004A - Electric incandescent lamp with an operating pressure greater than five atmospheres. : de en
  • US2160013A - Clothes pressing machine : en
  • US2160698A - Permutation lock : en
  • US2160717A - Mouse and rat trap : en
  • FR841934A - Synchronization method for television broadcasts : en fr
  • AU210338A - Improvements in or relating to protective systems for radio transmitters : en
  • CH205058A - Motor built into the drive wheel of a motorcycle. : de en
  • AU457038A - Tube bases and sockets : en
  • AU107448B2 - Improvements in or relating toa degenerative back-coupled amplifying arrangement : en
  • DE1466082U - : de en
  • US2160774A - Processes of treating hydrocarbons : en
  • US2160570A - Shielded roll stippler : en
  • DE677169C - Fourdrinier paper machine with resonance oscillation system for the screen shaking : de en
  • US2160620A - Container : en
  • US2160135A - Direction finding system : en
  • DK56220C - Process for the Preparation of Alkaline Nitrogenic Esters. : da en
  • FR841875A - Improvements to electric wipers and others : en fr
  • US2160027A - Foot-sole-contour determining apparatus : en
  • US2160593A - Photoelectric tube : en
  • BE434066A - Control device for electro-magnetic impact tools : en fr
  • DE676211C - Arrangement for the automatic electrode feed for arc converters, especially Marx converters : de en
  • FR841842A - Photoelectric or similar cameras : en fr
  • IE15286L - Glass to metal joints : en
  • US2160019A - Lifting magnet : en
  • US2160573A - Process of fractionating mineral oils : en
  • PL28368B1 - Impact fuse. : en pl
  • CA381637A - Milk container : en fr
  • US2160173A - Garment hanger : en
  • US2160463A - Transmitter tape control device : en
  • CH204887A - Split-pin ski pole. : de en
  • FR841862A - Reflector for indirect lighting : en fr
  • GB506476A - Improvements in and relating to electric measuring instruments : en
  • US2160133A - Plasticizer for cellulose derivatives : en
  • CH204954A - Compressor. : en fr
  • PL28309B1 - A way to indirectly attach the rubber soles to the leather vamp. : en pl
  • US2160741A - Distributor control valve for tank vehicles : en
  • CA381650A - Chimney repair device : en fr
  • CH204975A - Method and device for operating a high-pressure steam power plant. : de en
  • CH205005A - Electric light bulb with two or three filaments and a rotary switch for connecting the power source to one of the filaments. : de en
  • US2160466A - Oscillation generator and frequency modulator : en
  • GB506624A - Improvements in cardboard : en
  • DE676378C - Cock with resiliently loaded, liftable chick : de en
  • US2160350A - Drawbar : en
  • FR841803A - Advanced mounting device for high frequency installations : en fr
  • US2160059A - Apparatus for closing, sewing, and sealing bags : en
  • USD115000S - Design for a radiator ornament or : en
  • CA381682A - Fluid compressor : en fr
  • US2160094A - Tufting attachment for sewing machines : en
  • GB506644A - Improvements in resistance-welding apparatus : en
  • US2160496A - Flashlight switch : en
  • US2160744A - Method of and pad for hair waving : en
  • AU107495B2 - Improvements in method of depositing fluorescent material : en
  • DE676210C - Isolation chamber for arc converter : de en
  • CH205054A - Auto-cleaning vehicle tires. : de en
  • GB506729A - Improved process for testing the physical properties of individual fibres : en
  • DK56237C - Coupling to High Pressure Metal Vapor Discharge Tube for Recording or Playback of Picture Films or Tone Films. : da en
  • CA381714A - Tongue protector : en fr
  • CA381763A - Phosphate production : en fr
  • DE676446C - Device for evaluating the information recorded in random sequence from recording media : de en
  • DE676222C - Bearing metal : de en
  • GB506629A - Improvements in or relating to ships' steering gears : en
  • GB506996A - Improvements in or relating to means for determining the liquid content of materials : en
  • FR49662E - Lighting device intended in particular for cinematographic apparatus : en fr
  • FR841982A - Skill game : en fr
  • CH204941A - Method and device for labeling documents. : de en
  • DE676343C - Wetting agents : de en
  • GB506551A - Improvements relating to gas fires : en
  • US2160355A - Looper mechanism for sewing machines : en
  • CA381762A - Metallic coating producing apparatus : en fr
  • AU324738A - Improvements in or relating to pasteurising or sterilizing apparatus : en
  • US2160045A - Refrigerating unit : en
  • US2160056A - Relay : en
  • US2160263A - Pipe joint and method of making same : en
  • USRE21107E - Sheet filter : en
  • CH204834A - Shoe. : de en
  • FR841991A - Hydrocarbon improvement process : en fr
  • US2160154A - Method for making a pile fabric : en
  • CH204783A - Snow guard for metal roofs. : de en
  • CH204994A - Process for the manufacture of oxide cathodes. : de en
  • IE15282L - Carbonaceous chamotte products : en
  • US2160336A - Roof seaming machine : en
  • AU112076B2 - Improvements in or relating to frequency changers employing electron discharge devices : en
  • CH204871A - Letterpress machine for preparing a recording tape. : en fr
  • CH205019A - Process for the preparation of sulfanilic acid amide. : de en
  • GB506630A - Improvements in or relating to directional radio receiver systems : en
  • FR49658E - Improvements to coaxial conductors : en fr
  • US2160400A - Remote control system : en
  • USD115077S - Design for a coat : en
  • US2160379A - Piston ring : en
  • USD115030S - Design for a cigarette case or : en
  • IE15363L - Variable speed gearing : en
  • DE676280C - Switch circuit with magnetic battery changer : de en
  • PL28312B1 - A method of self-immobilization with completely formed mounds of individual twisting assemblies of wing threading machines and similar textile machines, and an apparatus for carrying out this method. : en pl
  • US2160557A - Transfer mechanism : en
  • AU107502B2 - Improvement in envelope making machine : en
  • AU349438A - Improvements in or relating to sieves, conveyers and similar vibrating machines : en
  • US2160348A - Gear shift lever ash receiver : en
  • US2160470A - Refrigeration : en
  • USD115006S - Design for a tbopht base : en
  • CA381608A - Bakery product cooling apparatus : en fr
  • CH204933A - Magnetic clamping device. : de en
  • DE676226C - Counter : de en
  • FR841867A - Device for injecting gaseous fluids into the rectum and colon : en fr
  • GR8246B - APPLIANCE FOR SUSPENSION AND ROTATION OF WINDOWS AND OTHER RELATIVES. : el en
  • US2159980A - Overdrive gearing : en
  • US2160423A - Alloy : en
  • US2160479A - Engine starter : en
  • US2160334A - Head-free rail joint : en
  • CH205040A - High frequency cables. : de en
  • US2160333A - Thermal accumulator : en
  • CA381724A - Respirator : en fr
  • US2160430A - Container closure : en
  • AU107464B2 - Automatic variable stroke windmill drive : en
  • BE433856A - : en
  • US2160627A - Ophthalmic mounting : en
  • PL28351B1 - Muzzle brake for firearms, especially for artillery guns. : en pl
  • DE676314C - Automatic gear change transmission, especially for motor vehicles : de en
  • US2160020A - Wire bending machine : en
  • US2160296A - Algebraic totalizer : en
  • DE676432C - Rotating, horizontal coconut coating drum : de en
  • FR49699E - Method and device for combating rock dust : en fr
  • US2160490A - Electrode feeding means : en
  • DE676218C - Device for fastening the ends of the slats of a floor of seating or reclining furniture to their frame : de en
  • GB506676A - Method and device for making metal band connections : en
  • US2160796A - Electron discharge apparatus : en
  • USD114990S - Design for a shoe form or similar : en
  • FR841838A - Device for carrying out the oxidation of zippers and racks, in aluminum or aluminum alloys : en fr
  • AU448538A - Improvements in and relating to flash lamps : en
  • US2160501A - Method of filling liquid dispensing systems : en
  • US2160435A - Cabinet ironing board : en
  • BE433889A - : en fr
  • CH205074A - Process for the preparation of a polymethine dye. : de en
  • DE676359C - Arrangement for the compensation of the frequency influence with frequency-dependent voltage regulators : de en
  • GB506692A - Material applicator for planographic printing machines : en
  • US2159999A - Preventing the caking of sodium perborate : en
  • US2160769A - Renovator for neckties : en
  • USD115079S - Design for embroidered texttte fab : en
  • US2160099A - Self-cleaning windshield : en
  • US2160144A - Utility table : en
  • US2160237A - Can handling apparatus : en
  • US2160394A - Purger assembly : en
  • GB506686A - Improvements in swath turners and side delivery rakes : en
  • US2160152A - Tape translator for card punching mechanism : en
  • CH204901A - Supports with rotating shafts for measuring instruments, in particular for electricity meters and methods for producing the bearings. : de en
  • US2160583A - Pool-type discharge device : en
  • BE433648A - Refrigerators = refrigerator-conservers and refrigerator-heaters with refrigerant mixtures : en fr
  • CA381687A - Ice cream receptacle filling device : en fr
  • CH204874A - Zero group entry device on accounting machines. : de en
  • CH204930A - Copying device with hydraulic drive on machine tools, in particular on fine boring mills. : de en
  • CH204914A - Waterproof watch box. : en fr
  • CA381754A - Typewriter : en fr
  • DE676305C - Process for the preparation of thixotropic copper oxychloride-containing crop protection agents : de en
  • DE676313C - Gas protective cover, in particular a gas protective mask for horses : de en
  • US2160556A - Hand truck : en
  • DE672829C - Cylinder escapement with a long rest period, especially for timers with clockwork mechanisms : de en
  • PL28323B1 - Timing device for the installation of machines incorporating motors and their driven gears changing speed. : en pl
  • US2160330A - Door mounting and latching means : en
  • US2160439A - Bumper device : en
  • DE676290C - Synchronization control arrangement for several electric motors using grid-controlled vapor or gas discharge paths : de en
  • DE676337C - Process for refining tobacco products : de en
  • AU112159B2 - Process forthe production of substantially stable fused saltpetre baths : en
  • US2160535A - Conveyer : en
  • FR841908A - Switching device intended for amplification installations, in particular intermediate and extreme amplifiers, in wire message transmission installations : en fr
  • GB506458A - Improvements in or relating to electrical earth-inductor navigating or flight instruments : en
  • US2160271A - Automobile : en
  • CH204805A - Device for generating a cooled gas stream and for introducing and distributing it in flowable masses. : de en
  • DE676350C - High current disconnector : de en
  • FR841971A - Process to accelerate the maturation of viscose : en fr
  • US2160167A - Process and media for the preservation of green fodder : en
  • US2160679A - Friction brake lever : en
  • DE676239C - Folding top for motor vehicles : de en
  • DE676377C - Tree felling device designed as a chain saw : de en
  • FR841973A - Toothbrush, rotating and interchangeable : en fr
  • GB506457A - Anti-snoring device : en
  • GB506738A - Improvements in or relating to coin-freed mechanism for gas and like meters : en
  • US2159996A - Journal box : en
  • US2160515A - Well packer : en
  • FR841810A - Discharge vessel, gas or vapor atmosphere, particularly intended for high operating voltages : en fr
  • DE676331C - Process for the preparation of amines and amides : de en
  • FR841877A - Improvements to devices for curing photographic emulsions : en fr
  • FR841951A - Vehicle : en fr
  • US2160061A - Vinyl resin coatings and process producing the same : en
  • DE676285C - Circuit for amplifying high frequency vibrations : de en
  • FR49661E - Circuit breaker : en fr
  • DE676171C - Fragrance mixture : de en
  • DE676241C - Grinding and polishing disc : de en
  • DE676322C - Movement device for double or multi-panel sliding doors : de en
  • DK56242C - Continuous Speed Exchange Mechanism for Bicycles and Other Vehicles. : da en
  • FR49663E - Crossmembers for railways, tramways, etc., made of cement with metal reinforcements and its manufacturing process : en fr
  • US2160221A - Shipping container construction : en
  • US2160545A - Drafting apparatus for slivers for the production of spun yarns : en
  • US2160782A - Water soluble cellulose ethers : en
  • US2160536A - Stickproof radiator valve : en
  • US2160646A - Electric condenser : en
  • AU107458B2 - Improvements in or relating to magnetic separators : en
  • DK56235C - Procedure for evaporating a material to be deposited as a film on a substrate. : da en
  • GB506516A - Improvements in or relating to the manufacture of coils for electrical purposes : en
  • USD115067S - Design fob a book : en
  • CA381734A - Cellulose recovering apparatus : en fr
  • CH205016A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • US2160682A - Combination coat and hood for rain wear : en
  • CA381681A - Moving stair roller : en fr
  • CH204842A - Process for the production of sodium hyposulfite. : de en
  • CH205000A - Lighting device preferably for air protection. : de en
  • AU235939A - Improvements in superheterodyne receivers with preset tuning : en
  • CA381786A - Medical examination appliance : en fr
  • CH204800A - Blackout device. : de en
  • US2160437A - Die stock and method of making cutting dies : en
  • DE676339C - Soldering and melting gun, especially for dental purposes : de en
  • DE676440C - Interior work for tiled stoves : de en
  • SU54906A1 - Skin measuring machine : en ru
  • PL28329B1 - Hinge - latch * : en pl
  • CH204808A - Bottle with drip device. : de en
  • USD114988S - Design for a refrigerating display : en
  • CH204875A - Device to facilitate the entries in the transfer accounting. : en fr
  • AU206038A - Process forthe production of cereal food : en
  • FR841947A - Improvements to plunger pumps : en fr
  • AU107497B2 - Improvements in or relating to machines for inserting fastenings as in the attachment of heels to boots or shoes : en
  • DE676214C - Method for observing or recording the position and size of inaccessible electrical potentials, in particular biological, for example cardiac action voltages : de en
  • CA381629A - Photographic colouring material : en fr
  • DE676421C - Circuit breaker : de en
  • US2160097A - Variable gain signal amplifying system : en
  • US2160260A - Hatch cover fastener : en
  • AU107494B2 - Improvements in apparatus for transmitting television andthe like : en
  • DE676376C - Sorting device on an address printing machine : de en
  • GB506467A - A spring clip for holding flat objects such as serviettes, shop show cards, printed sheets and the like : en
  • CA381758A - Clutch and brake control mechanism : en fr
  • CH204939A - Method for controlling copy milling machines. : de en
  • US2160417A - Draft-gear housing : en
  • DE676208C - Tubular tap changer that is built into the oil tank of a tap transformer : de en
  • GB506440A - Improvements in or relating to soaking pits : en
  • CA381654A - Self-locking key : en fr
  • CH205033A - Transmission system with shielded high-frequency transmission equipment. : de en
  • US2160534A - Conveyer : en
  • USD114987S - Design for a refrigerating display : en
  • AU545737A - Improvement in envelope making machine : en
  • CH204850A - Process for the preparation of an azo dye. : de en
  • PL28311B1 - Chip scraper for sound recording cameras. : en pl
  • PL28353B1 - A regulating device in self-operating jigs. : en pl
  • US2160084A - Clutch control mechanism : en
  • CA381726A - Record controlled machine : en fr
  • CA381717A - Tongue protector : en fr
  • CA381782A - One tube radio receiver : en fr
  • CH204926A - Device for aligning centrifugal casting molds. : de en
  • CH204932A - Spindle drives for machine tools, in particular lathes. : de en
  • AU200538A - Automatic variable stroke windmill drive : en
  • BE434028A - : en
  • DE676409C - Device for printing paper or fabric webs : de en
  • US2160579A - Insecticide : en
  • US2160212A - Speed and load controlled brake : en
  • US2160756A - Slipper : en
  • CA381705A - Check writer : en fr
  • GB506546A - Improvements in or relating to electrical socket contacts : en
  • US2160584A - Folding fish landing net : en
  • USD115044S - Design for a range : en
  • DE676407C - Process for the production of valuable nitrogenous products : de en
  • DK56236C - Twill or multiple woven wire. : da en
  • AU107492B2 - Improvements in and relating to guardrails : en
  • CH204876A - Roll film camera with single lens reflex viewfinder. : de en
  • US2160215A - Transmission : en
  • US2160305A - Valve for core drills : en
  • AU483838A - Photographic emulsions containing alkyl quaternary salts of thiazoles andthe like asanti-foggants : en
  • CH204974A - Bearing breaker with rigid breaker lever for ignition devices of internal combustion engines. : de en
  • CH204996A - Arrangement for achieving spark-free commutation in converting devices that work with periodically moving switching contacts. : de en
  • US2160464A - Expulsion fuse : en
  • AU107444B2 - Improvements in or relating to radio navigation aiding systems : en
  • AU207038A - Improvements in or relating to navigation aiding radio transmitters : en
  • CA381776A - Photoelectric current amplifying system : en fr
  • CH204906A - Free-sight for slide rules. : de en
  • FR49681E - Cable transmission system, multiple carrier frequencies : en fr
  • GB506648A - Improvements in or relating to indicators, particularly indicators for wireless receiving apparatus : en
  • US2160397A - Defroster for aircraft : en
  • FR841815A - Percussion igniter for hand grenades : en fr
  • FR841917A - Process for welding, autogenous or not, of metal parts : en fr
  • PL28326B1 - Foldable electric iron. : en pl
  • US2160388A - Fruit juice extracting and straining appliance : en
  • US2160192A - Automobile laerial : en
  • AU230339A - Adaptors for metal radio tubes : en
  • AU107469B2 - Process for treatment of porous materials and product thereof : en
  • AU157938A - Improvement in impulse generator ofthe electron beam type : en
  • CH205029A - Activation and release mechanism for self-sellers of electricity. : de en
  • CH205039A - Circuit arrangement for telephone systems with several exchanges. : de en
  • CH204799A - Puller, in particular for parquet. : de en
  • DE676371C - Press casting machine operated with pressurized fluid : de en
  • US2160050A - Merchandise display rack : en
  • PL28366B1 - : en pl
  • US2160358A - Valve mechanism : en
  • AU107468B2 - Improvements in freezing trays : en
  • CA381730A - Composite chain link : en fr
  • CA381775A - Electric discharge tube : en fr
  • US2160558A - Making composite metals : en
  • US2160512A - Furnace wall construction : en
  • PL28298B1 - Distributor for magneto. : en pl
  • US2160265A - Bit heating apparatus : en
  • US2160345A - Structural steel element : en
  • CH205078A - Process for the preparation of a new compound of the thiazolidine series. : de en
  • US2160281A - Aircraft power plant : en
  • US2160162A - Adherent grease and method for manufacturing the same : en
  • US2160217A - Machine tool unit with feeding mechanism : en
  • US2160680A - Method of manufacturing receiver tanks : en
  • CA381618A - Poultry feeder and waterer : en fr
  • DE676262C - Element for forming a continuous winding to be applied to a core of any cross-sectional shape : de en
  • GB506438A - Improvements in and relating to buildings faced with concrete slabs : en
  • AU13139A - Improvements in or relating to radio direction finding systems for aircraft : en
  • CH204957A - Water turbine with vibrating impeller blades. : de en
  • CH205063A - Process for the preparation of terephthaloyl-1-anilide-4-chloride. : de en
  • GB506695A - Improvements relating to pen and ink stands : en
  • CH204955A - Non-return device arranged on the pressure side of centrifugal pumps, in particular boiler feed pumps. : de en
  • US2160411A - Carburetor structure : en
  • DE676341C - Process for the manufacture of pulleys : de en
  • US2160229A - Muff for wind instruments : en
  • US2160605A - Regulating system : en
  • SU54715A1 - Device for obtaining the emf of peak form : en ru
  • US2160666A - Fan : en
  • CA381777A - Rectifying and amplifying coupling arrangement : en fr
  • CH204920A - Procedure for checking the accuracy of timing devices. : de en
  • CA381764A - Pressure limiting device : en fr
  • AU107439B2 - Improved process and composition for moulding artificial marblestone, andthe like : en
  • CA381771A - Pentacarbocyanine : en fr
  • AU233838A - Frequency control circuits particularly for use in radio receivers ofthe superheterodyne type : en
  • CH205012A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • CH205069A - Process for the preparation of a polymethine dye. : de en
  • FR49692E - Method and devices for supplying households, in particular applicable to central heating : en fr
  • CA381727A - Record sensing device : en fr
  • CH204838A - Feed cooker for wood burning. : de en
  • CH205010A - Shoe sole. : en fr
  • US2160604A - Process of preserving eggs : en
  • US2160036A - Process of making liquors : en
  • US2160251A - Typewriting machine : en
  • US2160353A - Cable connector for outlet boxes : en
  • CH205053A - Tire. : de en
  • DE676271C - Process for the production of liquid hydrocarbons from solid carbonaceous substances : de en
  • FR841906A - Device for the introduction and development in broad daylight of film strips in developing vessels : en fr
  • GB506461A - Improvements in and relating to washing machines : en
  • CA381743A - Microphone : en fr
  • CH204931A - Method for adjusting the mutual position of workpiece and tool in machine tools with at least one movable workpiece and respectively. Tool carrier. : de en
  • US2160257A - Hydraulic valve tappet : en
  • US2160702A - Bulldozer : en
  • GB506688A - Improvements relating to ventilation, particularly as protection against poisonous gas and the like : en
  • GR8247B - BURNER FOR FUELS. : el en
  • IE15366L - Electric discharge device circuits : en
  • US2160049A - Apparatus for setting superelevations for curves of various radii and speeds for highways and railroads : en
  • US2160363A - Clothes wringer : en
  • DE676312C - Switching device for time-lapse recordings : de en
  • CA381658A - Clothes pin : en fr
  • CA381718A - Tongue protector : en fr
  • US2160204A - Insulation of electrical conductors : en
  • US2160421A - Iron : en
  • DK56234C - Two-stroke internal combustion engine. : da en
  • US2159989A - Welded two-piece light alloy piston : en
  • US2160063A - Marking machine : en
  • US2160197A - Car door control : en
  • USD115008S - Design fob a wedding gown : en
  • CA381661A - Coin wrapper filling device : en fr
  • CH204878A - Process for the production of jellies for the production of diffusion or stain images and jelly produced by this method. : de en
  • CH204806A - Cord holder. : de en
  • CH203299A - Hydraulic shock absorber with a vertical cylinder containing the oil for damping. : de en
  • US2160044A - Electrode spacer : en
  • US2160086A - Electron discharge device : en
  • US2160222A - Blasting machine : en
  • US2160663A - Superregenerative detector circuit : en
  • US2160332A - Silencer : en
  • US2160047A - Radio antenna for automobiles : en
  • US2160279A - Hand brake : en
  • USD115083S - Design for textile fabric : en
  • US2160602A - Dispenser : en
  • AU107483B2 - Improved variable speed transmission : en
  • CA381767A - Strap stretching and scaling device : en fr
  • USD115053S - Design for a lubricator casing : en
  • CH204819A - Jacquard flat knitting machine. : de en
  • CH205072A - Process for the preparation of a polymethine dye. : de en
  • FR841823A - Magnetic lens with asymmetric polar system : en fr
  • GB506603A - Improvements in high-frequency oscillators : en
  • AU107535B2 - Improvements in water supply and waste fittings for washbasins : en
  • BE433945A - : en fr
  • CA381645A - Humidifier : en fr
  • GB506751A - Improvements in or relating to the preservation of manure and manure water : en
  • US2160561A - Advertising device : en
  • US2160746A - Bag filling and weighing machine : en
  • CA381757A - Tape carton : en fr
  • CA381686A - Covering material : en fr
  • US2160174A - Bedstead coupling connection : en
  • US2160314A - Balancing machine : en
  • US2160514A - Staple driving machine : en
  • US2160607A - Extraction process : en
  • CH204956A - Submersible motor pump. : de en
  • PL28365B1 - 19 a, ilTV. ^ Fixing rails on steel chocks. : en pl
  • CH205062A - Process for the preparation of a quaternary nitrogen compound. : de en
  • USRE21100E - Process for the production of elec : en
  • DE676450C - Cover plate for the cutting unit of mowing machines : de en
  • GR8235B - OFFITO FIREWOOD. : el en
  • CA381652A - Metal container : en fr
  • CH205025A - Attachments for attaching to objects that can be lost. : de en
  • US2160324A - Internal combustion engine : en
  • CH205042A - Tube protection cover. : de en
  • IE15648L - Cooling of rear engined motor vehicles : en
  • CA381719A - Tongue protector : en fr
  • DK56230C - Sealing strip for kitchen sinks. : da en
  • GB506437A - Improvements in and relating to wire filters : en
  • AU107482B2 - A method of mounting small elextromotors and dynamos and motor or dynamo manufactured according tothe said method : en
  • US2160619A - Mercury boiler : en
  • CH204825A - Suction device by giffard. : en fr
  • CH204884A - Device on drums to dampen the vibrating strings. : de en
  • CH205043A - Tensioning and closing device for wire wrapping. : de en
  • CH204779A - Process for the preparation of pesticides. : de en
  • DE676326C - Device for spraying golf balls : de en
  • US2160168A - Process and media for the preservation of green fodder : en
  • US2160392A - Ring binder pencil clip : en
  • US2160014A - Sound film apparatus : en
  • DE676269C - Device for separating dust or other components from gases by centrifugal force : de en
  • FR841865A - Mustard resistant product : en fr
  • GB506721A - Improvements relating to finishing processes for textile materials : en
  • CA381634A - Dry ice machine : en fr
  • CA381697A - Hair waving apparatus : en fr
  • USD115082S - Design for textile fabric : en
  • US2160389A - Air conditioning system : en
  • DE676215C - Device for the simultaneous recording of the three leads in electrocardiography : de en
  • DE676348C - Method for filling magnet systems of externally excited dynamic loudspeakers with a binding agent mixed with quartz : de en
  • FR841807A - Electric discharge receptacles with gas or vapor atmosphere, especially of the type ordered : en fr
  • CA381619A - Wire tightening and twisting machine : en fr
  • US2160200A - Antioxidant for rubber composition : en
  • US2160519A - Road guard fence : en
  • CA381688A - Copper fungicide : en fr
  • CH204789A - Road construction machine. : de en
  • CA381749A - Centrifugal fan : en fr
  • DE676399C - Clothing : de en
  • GB506510A - An improved railway rail chair : en
  • SE95877C1 - : en
  • FR841957A - Universal tillage implement : en fr
  • FR841969A - Method for remote control of adjustable components : en fr
  • US2160023A - Tool for handling congealed materials : en
  • FR841907A - Instant threading comb for separating threads on chain looms : en fr
  • GB506689A - Improvements in elastic band connections : en
  • AU107493B2 - Slide, caster, or the like for furniture : en
  • CA381701A - Multi-colour printing device : en fr
  • CH204859A - Process for the production of a plastic and plastic produced by the process. : de en
  • GB506442A - An improved starting trap for greyhound racing : en
  • GB506433A - Improvements in the manufacture and production of hard solders : en
  • GB506573A - Improvements in or relating to telegraph systems : en
  • CA381631A - Radio-active fabric production : en fr
  • GB506499A - Improvements in glass bottle making machines : en
  • GR8230B - LEATHER POLISHING MACHINE. : el en
  • FR841801A - Improvements to vacuum-proof seals, intended to pass an electric current through a glass made from molten quartz : en fr
  • AU231439A - Improvements in or relating to devices for scanning films : en
  • US2160594A - Alternating-current dynamoelectric machine : en
  • DE676258C - Process for the production of resinous condensation products : de en
  • DE676454C - Clamping plate with one or more simultaneously rotatable permanent magnets that are short-circuited in the rest position : de en
  • DE676292C - Multi-motor drive for rotary printing machines : de en
  • DE676382C - Adjustment device for the lens shutter or the aperture of a photographic camera : de en
  • CH204958A - Regulator nozzle for free jet turbines with a terminating needle that can be moved lengthways in a straight inlet pipe. : de en
  • PL28304B1 - : en pl
  • US2160169A - Mill : en
  • US2160762A - Combination integral transparent member and escutcheon frame : en
  • USD115051S - Design for a chair back : en
  • DE676357C - Device for remote control : de en
  • DE676388C - Device for forming butter pieces and placing the shaped pieces from the butter mold on a wrapping sheet : de en
  • FR841822A - Horizontal vacuum cleaner : en fr
  • PL28305B3 - Device for disengaging the flap of the extraction bucket. Ctot frame for patent No. 28270 * : en pl
  • US2160147A - Loose leaf binder : en
  • CA381628A - Electric brooder : en fr
  • FR49687E - Clothing pattern on rectangular plan : en fr
  • DE676366C - Process for the production of emitting substances for electrical discharge vessels : de en
  • USD115052S - Design fob a chair : en
  • DE676302C - Tooth root filler : de en
  • GB506610A - Process for the production of water-soluble compounds of the aromatic series, and the resulting products : en
  • GR8237B - ACCOUNTING MACHINE. : el en
  • DE676364C - Magnetic body for multiple display instruments : de en
  • FR841956A - Method of manufacturing metallized paper resistors, of a value fixed in advance : en fr
  • DE676443C - Device for correcting the temporal elastic aftereffects in measuring instruments : de en
  • GB506469A - Improvements in and relating to high-pressure metal-vapour electric discharge tubes : en
  • US2160239A - Art of converting hydrocarbons : en
  • US2160232A - Heat-treated monocalcium phosphate : en
  • DE676219C - Foldable multiple seating or reclining furniture : de en
  • GB506616A - Improvements in and relating to water treatment plant : en
  • DE676283C - Steam turbo drive of locomotives with alternating current power transmission and regulation of the speed by changing the speed of the generator : de en
  • DE676404C - Pit stamp : de en
  • DE676227C - Arrangement for fastening a stepped share to the lower body : de en
  • DE676170C - Arrangement to compensate for the voltage drop of rectifiers : de en
  • FR841832A - Improvements to liquid or gas measuring distributors : en fr
  • DE676301C - Blank for knitting or knitting machines and process for the production of such sinkers : de en
  • US2160374A - Self-piercing stud assembly : en
  • SE95825C1 - : en
  • GB506690A - Improvements in means for producing light of rapidly controllable intensity : en
  • GB506475A - Improvements in or relating to circuit arrangements for gas- or vapour-filled high voltage electric rectifiers : en
  • USD115057S - Design fob a combined lamp and stand : en
  • PL28338B1 - Method of bleaching fiber materials. : en pl
  • US2160451A - Game apparatus : en
  • US2160587A - Control system : en
  • GB506466A - Method of treating electrolytic coatings on magnesium and magnesium alloys : en
  • US2160207A - Speed controlled brake : en
  • US2160351A - Toasting machine : en
  • US2160467A - Propeller : en
  • US2160137A - Safety mechanism : en
  • US2160031A - Perforate table : en
  • US2160316A - Bracelet connector : en
  • US2160354A - Coupling for fabric hose : en
  • US2160668A - Train control system : en
  • AU565438A - Improvements in or relating to radio-receiving sets, the tuning ofwhich is predetermined : en
  • CH204990A - Device for preventing contact with the fixed contacts of a switchgear, which are intended to accommodate fuses. : de en
  • DE676413C - Electric heating devices for points : de en
  • US2160681A - Circuit interrupter : en
  • US2160581A - Turn-over device : en
  • USD115032S - Design for a dress : en
  • US2160065A - Apparatus for tempering glass : en
  • US2160606A - Viscosity analyzer : en
  • USD115009S - Design for a glass dish : en
  • GB506671A - Improvements in the automatic control of the speed of electrically driven winding reels : en
  • US2160794A - Building construction : en
  • US2160465A - Phase modulation : en
  • US2160783A - Machine for making pies, turnovers and the like : en
  • AU107503B2 - Improvements in and relating to paint and like preparations including printers ink : en
  • SU55004A1 - The method of obtaining high-quality iron with dispersed carbon emissions of annealing : en ru
  • CA381785A - Photosensitive device manufacture : en fr
  • US2160025A - Hydraulic control mechanism : en
  • US2160478A - Mounting for electron discharge device : en
  • CA381620A - Electrical signalling apparatus : en fr
  • DE676194C - Process for the preparation of glycosides of the digitalis and digitaloid classes : de en
  • DE676349C - Device for fastening rotary knobs, shift levers or similar operating elements on shafts : de en
  • PL28331B1 - Method for the preparation of beryllium fluoride, anhydrous and oxide-free. : en pl
  • US2160163A - Process for fractionating gaseous mixtures : en
  • AU112072B2 - Improvements in superheterodyne receivers with preset tuning : en
  • PL28352B1 - Motor vehicle body. : en pl
  • US2160046A - Register : en
  • US2160289A - Business machine stand : en
  • US2160716A - Diaphragm for lenticulated films : en
  • CH205079A - Chassis for automobiles. : de en
  • US2160051A - Clutch control mechanism : en
  • US2160078A - Garment : en
  • AU107460B2 - Arrangement for spraying the printed sheet coming from a printing press, in order to prevent off-setting of the fresh impression : en
  • AU521738A - Methods and apparatuses of beneficiation or reduction of ores to metal : en
  • GB506597A - Improvements relating to the production of metal tubes in inclined rolling mills : en
  • DE676206C - Overlay receiver with an intermediate frequency selected in such a way that the image frequencies are outside the frequency range to be received : de en
  • FR841916A - Diaphragm drive device for recording sound on phonographic discs : en fr
  • GB506480A - Improvements in or relating to electro-acoustic devices : en
  • GB506830A - Improvements in striking and chime sounding devices : en
  • FR841998A - Improvements to vanity mirrors : en fr
  • DE676324C - Ink reservoir with a filling opening and a filling nozzle for filling fountain pens : de en
  • GB506588A - : en
  • FR841892A - Tele-printing system : en fr
  • DK56239C - Open car with rear engine. : da en
  • DE676204C - Single axle drive of electrically operated vehicles : de en
  • DE676381C - Template holder for photographic display devices : de en
  • AU209338A - Improvements in or relating to oscillograph scale systems : en
  • BE433874A - Mechanical pencil with snap-in sharpener : en fr
  • CH205073A - Process for the preparation of a polymethine dye. : de en
  • DE676320C - Method and device for drying and conveying tubular structures, in particular artificial sausage casings : de en
  • DE676267C - Process for the finishing of woolen goods : de en
  • FR841887A - Textile yarns and other fibrous products : en fr
  • GB506559A - An improved dry cleaning appliance : en
  • DE676335C - Device for setting a phase shift of any size between the current and voltage drive flow in multi-phase measuring devices : de en
  • US2160127A - Garment hanger : en
  • AU337938A - Improvements in or relating tothe insulation of enclosed electrical conductors or apparatus : en
  • CH204775A - Tool for rotary agricultural tiller. : en fr
  • AU107508B2 - Improvements in or relating to shoe insoles : en
  • CH204837A - Method of making a food. : de en
  • CH204781A - Process for the production of pesticides containing tobacco extracts as protective colloids. : de en
  • CH204797A - Butter rolling machine. : de en
  • CH204865A - Booking form. : de en
  • CA381670A - Miniature incandescent lamp : en fr
  • US2160537A - Alcohol soluble resins : en
  • CA381748A - Torsion shaft : en fr
  • US2160564A - Paper fastener : en
  • PL28360B1 - A method for rolling metal strips and an apparatus for carrying out the method. : en pl
  • US2160157A - Holder assembly for reflector type floor lamps : en
  • US2160491A - Sheet feeder : en
  • CH204951A - Conveyor system with grippers. : de en
  • GB506735A - Improvements in and relating to prepayment meters : en
  • CH204839A - Method and device for the continuous dissolution of cellulose xanthate. : de en
  • CH204964A - Device for regulating the quantity of an injection pump supplying an internal combustion engine with fuel. : de en
  • US2160378A - Work rest : en
  • US2160387A - Bread slicing machine : en
  • US2160754A - Field standard : en
  • AU247739A - Process forthe production of substantially stable fused saltpetre baths : en
  • US2160295A - Lubrication apparatus : en
  • US2160447A - Power drive : en
  • US2159962A - Hone : en
  • CH204809A - Bottle. : de en
  • DE676281C - Device in upright design for switching points on railways : de en
  • US2160724A - Display device : en
  • CH205023A - Respiratory. : en fr
  • US2160270A - Radio apparatus : en
  • US2160614A - Added thread-feeding attachment for circular knitting machines : en
  • US2160803A - Heating apparatus : en
  • PL28308B1 - Hernia strip. : en pl
  • CH204810A - Flushing apparatus, in particular for beer lines, beverage filling devices and other liquid pipe systems. : de en
  • FR841948A - Operating assembly for high voltage rectifiers in gas or metal vapor atmosphere : en fr
  • GB506748A - Improvements in gripping devices such as wrenches or the like : en
  • GB506572A - Automatic teleprinter exchange systems : en
  • GB506638A - Improved apparatus for producing perforated statistical records and the like : en
  • GB506711A - Improvements in knitting machines : en
  • US2160429A - Preserving container closure, vent, and seal : en
  • US2160639A - Water cooler : en
  • CH204922A - Process of agglomeration of very refractory materials. : en fr
  • CH204925A - Panel connection and process for their manufacture. : de en
  • US2160483A - Apparatus for the manufacture of pottery ware : en
  • US2160079A - Car loading device : en
  • US2160667A - Fan : en
  • CA381676A - Paper making apparatus : en fr
  • CA381695A - Ironer shoe circuit and control : en fr
  • CH205059A - Device for the automatic connection and disconnection of a friction brake to BEZW. of a circulating oil brake in vehicles. : de en
  • US2160024A - Warper apparatus : en
  • USD114999S - Design for a shopping bag : en
  • CH204944A - Piston engine. : de en
  • CA381673A - Electrical distribution system : en fr
  • CH204967A - Starting device for internal combustion engines. : de en
  • AU359938A - Hydraulic gear : en
  • USD115093S - Design for a textile fabric for : en
  • CA381712A - Ore rake classifier : en fr
  • CH204824A - Iron. : de en
  • FR841840A - Load sled : en fr
  • GB506431A - Benzenesulfonhydroxamide derivatives and process of producing them : en
  • AU107505B2 - Improvements in downwardly opening doors as ramp doors for horse floats : en
  • AU204138A - Improvements in or relating to machines for inserting fastenings as in the attachment of heels to boots or shoes : en
  • DE676249C - Manufacture of explosive cartridges : de en
  • CA381646A - Wheel unit suspension : en fr
  • AU107449B2 - Process forthe production of cereal food : en
  • DE676298C - Over-radiation protection device for X-ray apparatus, especially for therapeutic purposes, in which the exposure time depends on the properties of the radiation filter : de en
  • AU107487B2 - Improvements in or relating to processes for treating starchy materials in order to saccharify them : en
  • AU107481B2 - Improvements in or relating to pasteurising or sterilizing apparatus : en
  • BE433959A - : en
  • US2160042A - Means for controlling a physical condition : en
  • USD115001S - Design for a washbasin : en
  • USD115037S - Design for a dress : en
  • US2160753A - Double-acting ratchet mechanism : en
  • AU107480B2 - Improvements inthe formation of chromium-containing layers on ferrous surfaces : en
  • AU107654B2 - Frequency control circuits particularly for use in radio receivers ofthe superheterodyne type : en
  • SU54987A1 - Fixture for coal breaking to a mining combine : en ru
  • US2160588A - Electromagnetic induction apparatus and method of making the same : en
  • CH204948A - Fluid transmission. : de en
  • GB506591A - Improvements in or relating to fluid control cocks : en
  • US2159974A - Multiple vehicle toy : en
  • US2160455A - Airplane : en
  • US2160586A - Tube welding : en
  • GB506473A - A process for obtaining organic oxy-compounds : en
  • US2160592A - Temperature regulating system : en
  • CH204818A - Clip tabs for harnesses. : de en
  • GB506540A - Improvements in or relating to photography in relief : en
  • GB506784A - Process for the conversion of hydrocarbon oils : en
  • CH204883A - Printed matter. : de en
  • DE676282C - Autonomous route block : de en
  • FR841905A - Improvements to registers or loose-leaf binders : en fr
  • GB506569A - Process for the manufacture of durohydroquinone-monophytyl-ether : en
  • CA381677A - Still projector : en fr
  • CH204919A - Timepiece. : en fr
  • CH204942A - Two-piece button. : de en
  • FR841813A - electric bicycle light : en fr
  • GB506746A - Improvements in or relating to pneumatic tires : en
  • US2160371A - Process for applying coatings to hollow bodies : en
  • US2160636A - Trim panel assembly : en
  • US2160777A - Journal bearing : en
  • USD114986S - Design for a display rack : en
  • GB506620A - Improvements in tuning inductances for high frequency circuits : en
  • US2160117A - Fluid control valve : en
  • US2160386A - Liquid dispensing apparatus : en
  • US2160633A - Device for bonding fins to tubes : en
  • US2160246A - Windshield wiper : en
  • FR841966A - Method and device for preparation or magnetic treatment : en fr
  • GB506683A - Improved stiffening inserts for garments : en
  • GB506799A - Improvements in or relating to production of iron dust cores : en
  • GB506496A - Improvements relating to garment presses : en
  • GR8245B - ANTI-ASSUMPTION POPULAR PERSON. : el en
  • FR841914A - Invisible hinges for any curved panel : en fr
  • DE676207C - Plug-in coupling, especially for the electrical connection of stage equipment : de en
  • FR841936A - Device for sharpening form grinding wheels : en fr
  • DE676251C - Device for rolling a label around thin cylindrical workpieces : de en
  • US2160149A - Dental plate cleanser : en
  • US2160569A - Clasp : en
  • AU107479B2 - Improvements in or relating to cooling arrangements for air-cooled aircraft engines : en
  • AU204238A - Improvement in shoes and methods of shoemaking : en
  • AU533738A - Improvement in electric switch : en
  • CH204963A - Rotary valve on combustion engines. : de en
  • CA381679A - Fluid pressure brake : en fr
  • DE676441C - Roughening roller for buffing rubber tires : de en
  • DE676369C - Gas or vapor discharge vessel, in particular a converter with a mercury cathode : de en
  • US2160176A - Treatment of textile materials : en
  • US2160597A - Windshield defroster : en
  • FR49685E - Process for preparing unsaturated compounds : en fr
  • FR841868A - Process for heating glass plates and heated windows obtained by this process : en fr
  • DE676431C - Bast fiber breaking and vibrating machine : de en
  • GB506522A - Means for producing and utilising certain electrical conditions in the ionosphere : en
  • GB506463A - Improvements in or relating to tobacco pipes : en
  • GB506703A - Improvements in or relating to finger structure and supporting bar for a hop picking machine : en
  • GB506741A - Method and means for producing knitted fabrics in circular form : en
  • DE676233C - Device for holding a ball bearing : de en
  • GB506478A - Improvement in electric condensers : en
  • GB506504A - Improved gas tight joint for autogenous welding burners or cutting blowpipes : en
  • US2160520A - Road guard fence : en
  • US2160381A - Heat control system : en
  • US2160119A - Pigment pastes : en
  • US2160650A - Method of making shoes : en
  • US2160621A - Method for the production of saccharosonic acids and their salts : en
  • CA381716A - Carcass tongue protector : en fr
  • CA381633A - Ingot stripping method : en fr
  • US2160108A - Method and apparatus for covering thin wall tubing : en
  • US2160505A - Glare shield for automobiles : en
  • CH204986A - Switch. : en fr
  • US2160128A - Garment hanger : en
  • US2160129A - Garment hanger : en
  • DE676368C - Cooling device for mercury vapor rectifier with mercury cathode and water-cooled pump, in which two separate heat exchange devices are provided for cooling the cathode : de en
  • CA381778A - Amplifying coupling arrangement : en fr
  • GB506650A - A new or improved letter and like balance : en
  • US2160339A - Shuttle picking mechanism : en
  • DE676447C - Monitoring device for machines : de en
  • FR841913A - Center tension staple for transmission belts : en fr
  • GB506609A - Improvements in or relating to fuel injection devices for internal combustion engines : en
  • US2160194A - Automatic engine throttle control : en
  • PL28289B3 - KL 63 c, 30. Location of tracks on tracked vehicles. : en pl
  • FR841952A - Device for maintaining shutters or blinds : en fr
  • GR8236B - ACCOUNTING BALANCE. : el en
  • GB506605A - Improvements in or relating to apparatus for maintaining a desired speed relation between two shafts including means to effect the control of other devices, for example, the firing and sighting of guns : en
  • GB506658A - Improvements in or relating to keying circuit arrangements for radio and like transmitters : en
  • US2160136A - Improving solvents : en
  • PL28342B1 - Machine for grinding and beating the stalks of stalk plants. : en pl
  • US2160372A - Fuel-resisting material : en
  • US2160566A - Side band suppressed tuning for radio receiving systems : en
  • AU500038A - Improvements in freezing trays : en
  • CH204970A - Distributor for battery ignition systems. : de en
  • CH204989A - Regulating resistor designed to interact with a switch. : de en
  • PL28355B1 - Radio receiver with interference suppression. : en pl
  • USD115036S - Design fob a dinette trailer : en
  • USD115087S - Design for a bug : en
  • US2160203A - Display carton : en
  • USD115054S - Design for a jab : en
  • USRE21098E - Paper manufacturing : en
  • GB506622A - Improvements in and relating to tuyeres for shaft furnaces : en
  • PL28320B1 - Method for dehydrogenation of aliphatic hydrocarbons. : en pl
  • US2160225A - Building construction : en
  • US2160286A - Conversion of hydrocarbon oils into gasoline : en
  • US2160705A - Can piercing and serving device : en
  • GB506490A - Improvements in driving chains : en
  • GB506584A - Improvements in or relating to the mechanical generation of impulses : en
  • GB506681A - Improvements relating to voltage-sensitive electrical circuit arrangements, and electrical voltage-controlling systems : en
  • GB506682A - An improved stand for holding matches : en
  • CH204777A - Containers for plants and cut flowers. : de en
  • GB506493A - Manufacture of condensation products having a tanning action : en
  • CH204832A - Orthopedic shoe. : de en
  • GB506513A - Improvements in or relating to suction cleaners : en
  • US2160066A - Soundproofing construction : en
  • US2160659A - High resistance electrode : en
  • AU517238A - Slide, caster, or the like for furniture : en
  • AU107445B2 - Improvement in recovery of values from zinc concentrates : en
  • AU222639A - Braun tube : en
  • CA381632A - Metal mould for ingots : en fr
  • DE676272C - Process for the production of acetaldehyde : de en
  • US2160150A - Impact wrench : en
  • SU55002A1 - The method of cooling the locomotive boilers : en ru
  • US2160224A - Means for seismic survey : en
  • US2160343A - Sulphuric acid derivatives of polyisobutylene : en
  • US2160412A - Dispenser for sheets : en
  • US2160132A - Air conduit system for buildings : en
  • US2160459A - Liquid dispensing apparatus : en
  • US2160538A - Camera tripod brace : en
  • US2160457A - Folding easel : en
  • DE676205C - Arrangement for switching through the carrier frequency channels of a message transmission system : de en
  • CH204890A - Automatic firearm. : de en
  • GB506747A - Improvements in and relating to weighing balances : en
  • CH204854A - Process for the preparation of a compound of the naphthalene series. : de en
  • DE676340C - Safety valve for compressed air machines : de en
  • GB506451A - A method of producing tablets of sodium peroxide, and tablets produced by said method : en
  • US2160029A - Sectional brush : en
  • US2160398A - Valve stem : en
  • FR49683E - Automatic machine for dispensing and calibrating molten lead in small constant volumes : en fr
  • FR841943A - Manufacturing process of polarization glasses for stereoscopic and glare protection applications and resulting glasses : en fr
  • GB506525A - Improvements in or relating to pack parachutes : en
  • US2160075A - Master cylinder for hydraulic brakes : en
  • US2160551A - Bottle carrier : en
  • PL28343B1 - Shears for opening tin cans. : en pl
  • PL28346B1 - Magneto for internal combustion engines. : en pl
  • US2160685A - Float gauge cover : en
  • US2160748A - Safety device for gas-line leakage : en
  • USD115047S - Design fob a display box : en
  • PL28344B1 - A method for wrapping soft porous objects, e.g., rubber sponges, and an apparatus for applying the method. : en pl
  • CA381769A - Photographic emulsion sensitizing process : en fr
  • FR841817A - Road roller wheel : en fr
  • GB506662A - Improvements relating to floor, ceiling or roof constructions : en
  • AU107443B2 - Improvements in or relating to frequency multiplying and amplifying arrangements : en
  • AU210738A - Improvements in and relating to radio beacon aerial systems : en
  • US2160052A - Electrical oscillation generator : en
  • US2160600A - Heating system : en
  • AU209538A - Improvements in wireless direction finding systems : en
  • CA381612A - Stay tape for boxes : en fr
  • FR841827A - Improvements to regulators for any compressed fluid : en fr
  • FR841980A - Process for purifying acid gases in general, and in particular tail gases from the manufacture of sulfuric acid : en fr
  • GB506615A - Improvements in tobacco spreaders for cigarette-making machines : en
  • PL28295B1 - 66fd 35- / 30 Tube for pasty masses. : en pl
  • PL28359B1 - The method of preparing mineral mud before drying. : en pl
  • CA381742A - Oil-soluble compound preparation : en fr
  • CH204880A - Fountain pen. : de en
  • US2160114A - Sole flexing apparatus : en
  • US2160601A - Antislipping device : en
  • AU107455B2 - Improvements in and relating to tip trucks : en
  • CA381733A - Abrading element : en fr
  • CH204982A - Electrical connector. : de en
  • CH204893A - Impact ignition device on clockwork fuses. : de en
  • US2160446A - Apparatus for raising roofs : en
  • CH204979A - Commuter hub sleeve. : de en
  • US2160524A - Track leveling device for farm tractors : en
  • US2160159A - Cheese product and process of manufacture : en
  • US2160418A - Lubricating system for roller bearings : en
  • FR841878A - Insulating bodies in mineral fibers, more particularly in glass : en fr
  • US2160695A - Convertible hammer mill and silage cutter : en
  • CH204869A - Closure device on folders. : de en
  • CA381753A - Typewriter : en fr
  • CH204788A - Cladding for openings in roofs. : de en
  • DE676429C - Machine for punching leather : de en
  • DE676270C - Device for dividing gases into liquids : de en
  • DE676347C - Device for automatic braking of conveyor wagons : de en
  • PL28345B1 - Ferroconcrete beam. : en pl
  • DE676319C - Device for the production of artificial sausage casings : de en
  • FR841949A - Improvements in electrolytic devices and their manufacturing processes : en fr
  • GB506823A - New process to obtain a disinfecting product in compressed tablets or powder : en
  • US2160309A - Fuel vaporizing unit for engines : en
  • US2160609A - Refrigerating device : en
  • CH204898A - Method and device for determining the hardness of test objects made of plastically deformable materials. : de en
  • US2159963A - Toy aircraft : en
  • US2160057A - Conveyer aligning device : en
  • USD115050S - Design for a dress : en
  • CH205011A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • CH204888A - Carriages for haunted trains. : de en
  • CH204952A - Carbon sliding contact for electric hoists and conveyor systems. : de en
  • PL28302B1 - Free fall hammer drilling device. : en pl
  • AU535237A - Improved process and composition for moulding artificial marblestone, andthe like : en
  • AU465838A - Improvements in machines for forming end loops on helical springs : en
  • CH204900A - Voltage display device for rail vehicles operated with high voltage alternating current. : de en
  • US2160352A - Rotary pump or motor : en
  • GB506679A - Improvements in the manufacture and production of acid dyestuffs : en
  • GB506660A - Improvements in or relating to modulated carrier wave transmitters : en
  • AU199438A - Improvements in and relating to overall chains or girdles for road vehicle wheels : en
  • GB506817A - Improvements in or relating to razors and hair clippers of the power driven type : en
  • US2160651A - Pulsator for milking machines : en
  • US2160714A - Apparatus for interiorly coating lamps, tubes, and the like : en
  • CH205041A - Electrical protection device with alarm device. : de en
  • CH204921A - High-speed steel. : de en
  • CH205021A - Permanent wave device with currentless internal heating. : de en
  • CH204786A - Method for sealing windows and doors. : de en
  • CH204831A - Apron with pockets for vacuum cleaner components. : de en
  • FR841922A - Manufacturing process of electric discharge tubes : en fr
  • US2160268A - Metal rolling machine applicable for the manufacture of electric conductors : en
  • US2160301A - Door lock and latch : en
  • US2160689A - Support for radiating pipes : en
  • US2160706A - Tapping screw : en
  • AU107486B2 - Arrangement with two or more braun tubes : en
  • DE676380C - Tool pliers for hand power tools : de en
  • US2160285A - Material packaging method and means : en
  • DE676367C - Ceramic electrode holder with a metallic shield for electron tubes : de en
  • DE676438C - Process for coating the inner wall of metal molds by dipping : de en
  • US2160001A - Glass wool packing : en
  • US2160254A - Typewriting machine : en
  • US2160274A - Portable power driven tool : en
  • CH205036A - Carrier frequency wire radio distribution system. : de en
  • CH205047A - Main elastic suspension device for vehicles. : en fr
  • US2160759A - Spiral tube winding machine : en
  • DE676346C - Ring spar for die setting and line casting machines with die bars suspended from wires in a circuit : de en
  • US2160095A - Compositions for fluid transmission of power : en
  • CA381656A - Electric resistance material : en fr
  • CH204840A - Process for carrying out catalytic reactions with carbon oxide and hydrogen. : de en
  • USRE21102E - Method and apparatus for continu : en
  • GB506506A - Improvements relating to wind screen wipers for vehicles : en
  • DE676198C - Process for the production of durohydroquinone : de en
  • FR841978A - Improvements to the tuning devices for push-button receivers : en fr
  • US2160026A - Ash removing device : en
  • US2160028A - Bypass valve : en
  • DE676244C - Device for filling bullet magazines for air rifles : de en
  • FR49727E - : fr
  • US2160733A - Refrigerating apparatus : en
  • AU418738A - Improvements in or relating to railway permanent way : en
  • GB506470A - Articulated rack arrangement for operating movable bodies : en
  • DE676133C - Hand grenade carrier : de en
  • DE676291C - Control circuit for electric motor driven drying cylinders of paper machines : de en
  • CH205066A - Process for the preparation of chloroterephthaloyl-1- (4'-nitranilide) -4-chloride. : de en
  • US2160180A - Match package : en
  • GB506488A - A process and apparatus for separating pulverulent materials : en
  • GB506543A - Improvements in or relating to indicators particularly for radio receivers : en
  • GB506455A - Improvements in or relating to air doors for mine roads and like passageways : en
  • GB506468A - Improvements in and relating to the cooling of the compressed gaseous charges of internal combustion engines : en
  • PL28357B1 - The method of improving the structure of rolled products. : en pl
  • DE675605C - Process for the separation and extraction of the valuable components of bee and snake venom : de en
  • GB506443A - An air-directing louvre : en
  • GB506715A - Improvements in or relating to machines for laundering fabrics : en
  • FR841965A - Method and device for synchronizing moving parts of motors and receiving machines of all kinds with star cylinders : en fr
  • DE676415C - Autonomous route block : de en
  • FR841928A - Method and device for lubricating and cooling the needles of oil injection nozzles in the cylinders of internal combustion engines : en fr
  • US2160637A - Trim panel assembly : en
  • GB506448A - Improvements in or relating to coke oven door operating mechanism : en
  • US2159977A - Process of removing impurities from molten metals and a flux for effecting said process : en
  • US2160306A - Husking device : en
  • US2160444A - Connecting rod assembly for radial engines : en
  • US2160449A - Apparatus for the starting and landing of aircraft : en
  • FR841880A - System for transforming one voltage into another voltage of different value or nature applicable to electrical measuring devices : en fr
  • GB506796A - Improvements in coating agents, priming compositions and putties : en
  • DK56218C - Procedure for the Extraction of Substances Belonging to the Flavanone Group. : da en
  • GB506472A - Process for removing printing ink from printed paper : en
  • GB506625A - Shaking-mechanism of fourdrinier paper making machines : en
  • GR8243B - BODYMETER FOR USE OF SEWERS. : el en
  • GB506828A - Improvements in optical signalling devices : en
  • SU54948A1 - Tractor broadband forest sledge : en ru
  • PL28287B1 - The method of obtaining sulfur as an element from gases containing sulfur dioxide. : en pl
  • USD115012S - Design fob a hot water bottle : en
  • DE676221C - Safety device for sliding devices and blockages on conveyor shafts : de en
  • DE676250C - Process for the treatment of tobacco products and of tobacco in the various processing stages : de en
  • DE677552C - Arrangement for grid control of power converters, especially converters : de en
  • FR841923A - Two-stroke internal combustion engine, particularly intended for high altitude air navigation : en fr
  • GR8239B - BRANCH BRANCH OF ELECTRICAL INSTALLATION TUBES FROM BAKELITO OR OTHER PLASTICS. : el en
  • DE676231C - Wire nail : de en
  • AU259438A - Improvements in or relating to cooling arrangements for air-cooled aircraft engines : en
  • CH204916A - Wristwatch box. : en fr
  • USRE21108E - Variable pitch propeller mechanism : en
  • GB506491A - Improvements in means for the control of the engines of multi-engine aircraft : en
  • GB506552A - Improvements in or relating to hydraulic shock absorbers and the like differential pressure operated damping means : en
  • FR841960A - Eraser with sheath : en fr
  • CH204791A - Water heater. : de en
  • CH204902A - Device for the detection of gases or suspended matter. : de en
  • CH205018A - Process for the production of a chicken vitamin D preparation from a sterling mixture. : de en
  • FR49694E - Improvements to zinc alloys : en fr
  • US2160503A - Blood stancher : en
  • DK56240C - Saddle for Bicycles or Motorcycles. : da en
  • USD114996S - Design for a kitchen gauntlet : en
  • USD115043S - Design fob : en
  • DE676436C - Process for the preparation of aqueous solutions of p-aminobenzene sulfonamide : de en
  • US2159987A - Paper stuffing machine : en
  • US2160431A - Electric lamp connecting device : en
  • USD115064S - Design for a vanity cape or similar : en
  • GB506529A - Improvements in flame-proof rheostatic and like resistances for use in mines : en
  • DE1465838U - : de en
  • US2160727A - Safety razor with ribbon shaped blade : en
  • FR841854A - Process, means and installations for supplying pulverized coal to boilers : en fr
  • FR841879A - Manufacturing process of a translucent object : en fr
  • GB506802A - Improvements in or connected with mechanical toys : en
  • DK56221C - Capillary Agents. : da en
  • GB506668A - Improvements in and relating to microphones : en
  • FR49673E - Switching device for alternating currents : en fr
  • FR841818A - Improvements in metal smelting apparatus and processes : en fr
  • US2160315A - Double-decked grating-paved street : en
  • FR49668E - : fr
  • FR841845A - Improvement to products to make solid moldings without deformation, with animal glues mixed with white limestone minerals, which can be colored in the mass : en fr
  • FR49708E - Improvements to filling machines : en fr
  • GB506501A - Improvements relating to the manufacture of suspensions of adhesive material in water : en
  • FR841809A - High voltage converter : en fr
  • GB506526A - Acetate artificial silk dyestuffs : en
  • GB506498A - Improvements in air propellers with variable pitch during flight : en
  • GB506465A - Improved process for the preparation of active glucosides from digitalis lanata : en
  • DE676309C - Device for uninterrupted steaming of vegetables and fruits : de en
  • GB506604A - Improvements in or relating to reciprocatory pumps : en
  • US2160256A - Distillation : en
  • US2160416A - Balancing plate for watt-hour meters : en
  • US2160040A - Resilient mounting : en
  • US2160786A - Tubular lamp base : en
  • AU107456B2 - Improvements in and relating to straw walkers : en
  • US2160320A - Bailer : en
  • PL28350B1 - Device for tuning radio receivers in several frequency ranges. : en pl
  • USD114998S - Design fob an electric table lamp : en
  • US2160481A - Furnace : en
  • US2160278A - Portable exhauster : en
  • US2160611A - Automobile door handle : en
  • AU359438A - Improved variable speed transmission : en
  • AU532538A - Improvements in apparatus for transmitting television andthe like : en
  • PL28339B1 - Mechanical pencil. : en pl
  • DE676424C - Electric high pressure metal vapor discharge lamp, in particular for projection purposes : de en
  • DE676428C - Device for removing dust from dust collectors in gas pipes : de en
  • US2160211A - Variable load brake : en
  • USD115058S - Design fob a combination ashtray : en
  • US2160415A - Maximum-demand meter : en
  • US2160615A - Burning fluid fuel : en
  • DK56228C - Leather Impregnation Procedure. : da en
  • US2160419A - Coupler : en
  • CH204817A - Method of making elastic straps for stockings, etc. : de en
  • CH204977A - Heat exchanger. : de en
  • US2160462A - Ramming machine : en
  • AU107504B2 - Process for the production of high filling gas pressures incandescent lamps and discharge lamps : en
  • US2160622A - Nut runner : en
  • USD114997S - Design for a packaged seed display : en
  • AU202038A - Improvement in recovery of values from zinc concentrates : en
  • CH204903A - Procedure and equipment for checking the special conditions to be observed in the preparation of grain, oil fruits and pulses, as well as for determining the treatment requirements resulting from them. : de en
  • GB506471A - Improvements in or relating to compressors : en
  • FR841836A - New glues : en fr
  • CH205056A - Musty hand protectors, especially for cyclists and motorcyclists. : de en
  • FR841963A - Electric discharge tube : en fr
  • USD115017S - Design for a cake of soap : en
  • US2160153A - kelley : en
  • DE676352C - Pressurized gas switches, in particular circuit breakers : de en
  • DE676384C - Stiffener and process for its manufacture : de en
  • DE1466127U - : de en
  • FR841902A - Watch movement : en fr
  • DE676398C - Device for driving slides by means of a compressed air motor installed next to the slide : de en
  • US2160033A - Means for mounting glass sheets upon work tables : en
  • DE676296C - Regulating transformer : de en
  • GB506667A - Improvements in or relating to the production of diffration gratings and of multi-colour screens for use in colour photography : en
  • AU107453B2 - Improvements in or relating to railway signal and/ or points control equipment : en
  • DE676225C - Device for testing yarns for external mechanical irregularities : de en
  • GB506592A - Improvements in or relating to hack-saw machines : en
  • GB506612A - Improvements in and methods of making decorative sheet material : en
  • GB506434A - Sewing machines : en
  • CA381709A - Vacuum cleaner dusting tool kit : en fr
  • CH204886A - Ski. : de en
  • US2160699A - Garbage-rubbish incineration process : en
  • US2160710A - Film spool and holder : en
  • GB506532A - Process and apparatus for improving the pour point of hydrocarbon mixtures containing wax : en
  • US2160589A - Apparatus for making strip wound magnetic cores : en
  • US2160092A - Brake tester : en
  • US2160130A - Drafting machine : en
  • BE433792A - : en
  • GB506423A - Sensitizing dyes for silver halide emulsions : en
  • GB506429A - Machine for fixing fastenings to attache cases, trunks and the like : en
  • DE675849C - Device for inserting and removing pipes or rods to be galvanized in galvanizing plants : de en
  • DE676449C - Self-seller : de en
  • GB506706A - Improvements in and relating to milk bottles : en
  • CA381702A - Television apparatus : en fr
  • GB506707A - Improvements in and relating to appliances for indicating the fuel-air ratio in combustible mixture for internal combustion engines : en
  • GR8234B - THERMOGENE APPLIANCE. : el en
  • DE676323C - scissors : de en
  • DK56225C - Electric Metal Vapor Discharge Lamp. : da en
  • DE676278C - Device for the optional activation of brake control devices depending on speed changes of passing vehicles : de en
  • FR841924A - Combs and detangling refinements : en fr
  • GB506575A - Improvements in yarn or thread guides for the flyers of spinning and twisting machines : en
  • GB506632A - Improvements in or relating to guns having sliding and exchangeable barrels : en
  • FR841921A - Manufacturing process of electric discharge tubes : en fr
  • GB506509A - Combination oil and gas burner : en
  • DE676362C - Thermal current limiter : de en
  • GB506694A - Improvements relating to apparatus for playing games : en
  • GB506912A - Improvements in or relating to the securing together of shoe heel lifts by fasteners : en
  • DE676321C - Bolts provided with hardened steel armor for fastening devices used to prevent burglary : de en
  • GB506716A - Improvements in or relating to pumps : en
  • FR841937A - Method for increasing the sensitivity of infra-red sensitive emulsion layers : en fr
  • US2160367A - Method of making sealed packages : en
  • US2160492A - Detachable fastener for garments and the like : en
  • US2160711A - Wall structure : en
  • DK56245C - Lock without Key. : da en
  • DE676358C - Arrangement for starting and controlling electric motors that are fed via grid-controlled gas or vapor discharge lines : de en
  • US2160560A - Decoration of glass and ceramic sheets, tiles, and other products : en
  • FR841930A - Invisible mounting trunk lock for automobiles : en fr
  • GB506626A - Improvements in brackets intended more particularly for supporting curtain rails : en
  • US2160525A - Lumber ripping saw : en
  • DE676266C - Device to prevent overstressing of the structure of aircraft with landing aids : de en
  • FR841995A - Control device for aiming exercises on mobile targets with automatic firearms : en fr
  • US2160123A - Doughnut machine : en
  • US2160632A - Process for removing acid components from hydrocarbon solutions : en
  • USD115020S - Design for a doll or similar article : en
  • GB506804A - Improvements relating to agricultural distributors for manure, seed and like powdered or granular material : en
  • AU107459B2 - Surface treatment of iron and steel : en
  • PL28356B1 - Scale for radio receiver. : en pl
  • US2160054A - Polymerization process : en
  • US2160499A - Fishing pole holder : en
  • US2160448A - Metal azo dyestuffs and a process for their manufacture : en
  • GB506565A - Improvements in the treatment of rubber and similar oxidizable materials : en
  • DE676395C - Sole glue press : de en
  • AU107457B2 - Improvements in machines for forming end loops on helical springs : en
  • US2160787A - Method of forming thick butt shingles : en
  • CA381640A - Wire fabric screen making apparatus : en fr
  • CH205031A - Telegraph system. : de en
  • US2160231A - Umbrella frame : en
  • US2160357A - Means for setting devices at predetermined levels in well casings and tubings : en
  • CH204849A - Process for the preparation of a copper complex containing stilbene azo dye. : de en
  • US2160247A - Velocipede fork : en
  • US2160311A - Tool stand : en
  • US2160571A - Glass filter and method of making it : en
  • CA381751A - Linecasting and composing machine : en fr
  • DE676130C - Process for making a palatable laxative from flaxseed : de en
  • GB506531A - Improvements in or relating to shoe-upper lasting machines : en
  • FR841835A - Improvements to automatic electric, pneumatic and hydraulic regulation devices of all sizes : en fr
  • US2160048A - Universal welding head : en
  • US2160474A - Fountain : en
  • CH204845A - Process for the preparation of a new oxidation product of a thioether. : de en
  • CH204924A - Process and device for the production of magnesium. : de en
  • CH204995A - Arrangement for the mutual transfer of energy between a direct current and an alternating current network. : de en
  • GB506578A - Improvements relating to carpet sweepers : en
  • US2159964A - Magnesium alloy : en
  • US2160477A - Vehicle tank : en
  • DK56241C - Bicycle handlebars with child seat. : da en
  • FR841816A - Watch case forming a dial cover : en fr
  • US2160181A - Cycle and like brake : en
  • US2160308A - Ball transmission mechanism : en
  • US2160322A - Electrodeposition of tungsten alloys : en
  • US2160523A - Juice extractor : en
  • PL28349B1 - A method for drying thin layers of liquid on a substrate, and an apparatus for applying the method. : en pl
  • CA381746A - Electric alarm clock : en fr
  • US2160785A - Skirt hanger or the like : en
  • DE676242C - Ink eraser : de en
  • USD115049S - Design for a vibrator : en
  • DE676332C - Device for drying gravure paper webs : de en
  • US2160709A - Separator for adjusting the human vertebrae : en
  • US2160738A - Device for winding up spring-driven clockworks of toy vehicles : en
  • US2160789A - Dump body for trucks : en
  • DE676430C - Pad for punching leather : de en
  • CA381774A - Braking apparatus : en fr
  • CH204822A - Washing stove, especially for wood burning. : de en
  • DK56244C - Combination weld. : da en
  • US2160106A - Process of dissolving alkali soluble cellulose derivatives : en
  • US2160310A - Splice bar : en
  • CH205057A - Front wheel carriers, in particular for motorcycles. : de en
  • CA381721A - Ore classifier : en fr
  • FR841886A - Process for treating pile fabrics and resulting fabrics : en fr
  • US2160110A - Composing room saw : en
  • USD115089S - Design for a dress : en
  • CH204940A - Reproductive mechanism of profiles. : en fr
  • AU198638A - Improved decorative surfacing composition : en
  • US2160801A - Heating apparatus : en
  • FR841883A - Washing table for the sick : en fr
  • GB506910A - A composition for accelerating the growth of plants and a method of making the same : en
  • US2160737A - Windshield cleaner system : en
  • US2160362A - Hair curling device : en
  • US2160788A - Volume control system : en
  • US2160628A - Magnetic separator : en
  • DE676426C - Flexible electric heating element : de en
  • CH205026A - Tariff apparatus, in particular self-sellers, with variable transmission gear. : de en
  • USD115055S - Design fob a fur cape : en
  • DE676223C - Surface temperature measuring device : de en
  • DE676356C - Built-in switch operated by changing the position of electrical devices with a freely movable conductive ball as a switching element in a housing : de en
  • FR841920A - Packaging for toilet paper packages : en fr
  • USD115076S - Design fob a dress : en
  • FR49657E - : fr
  • GB506484A - Improvements in or relating to disc clutches provided with vibration absorbers : en
  • IE15603L - Manufacture of collars : en
  • FR49671E - Apparatus for spraying molten metals or metal alloys : en fr
  • FR49680E - Process for preparing imidazolines : en fr
  • FR841897A - Process for chemically solidifying loosely cohesive or porous masses, in particular sandy soils : en fr
  • GB506576A - Apparatus for the proportional mixing of liquids : en
  • PL28301B1 - Bandage clip. : en pl
  • US2160121A - Variable speed rotary sprinkler : en
  • US2160475A - Freeze eliminator for dining car drains and the like : en
  • CA381674A - Circuit for arc-back suppression : en fr
  • CH204780A - Agents for controlling pests. : de en
  • CH205008A - Electric high pressure metal halide lamp. : de en
  • CH204867A - Folded sheet for framing photographs. : de en
  • CH204881A - Drawing device. : de en
  • USD115004S - Design for a trophy base : en
  • FR841872A - Automatic device for stripping the buckets of an excavator or the like : en fr
  • GB506520A - Improvements in and relating to methods of making vacuum-tight connections between ceramic bodies and other ceramic or metal bodies : en
  • DE656283C - Automatic cash counting and wrapping device : de en
  • CH204984A - Device socket with a contact lifting device on the clamp-like connector sleeves. : de en
  • US2160720A - Method and apparatus for forming pipes : en
  • US2160198A - Sheet folding mechanism : en
  • US2160728A - Bookmaking apparatus : en
  • US2160792A - Building block or brick : en
  • US2160126A - Brake holding and releasing means : en
  • US2160510A - Cathode ray tube with photocell mosaic : en
  • US2160707A - Loom attachment : en
  • US2160495A - Mechanism for supplying a thread under uniform tension : en
  • CH204988A - Low-voltage electrical contact. : de en
  • CA381669A - Incandescent electric lamp : en fr
  • CH204846A - Process for producing an aromatic antimony sulfonamido compound. : de en
  • PL28335B1 - A transport device for moving transport carts, especially in mines. : en pl
  • USD115072S - shillaber : en
  • AU557338A - Improvements in electric high tension fuses : en
  • CH204966A - Device for driving auxiliary machines. : de en
  • US2160396A - Process and apparatus for coiling strip material : en
  • USD115056S - Design for a sofa or similar article : en
  • US2160230A - Resinous composition and method for preparing same : en
  • US2160518A - Packaging machine : en
  • US2160293A - Lubricant : en
  • CA381644A - Dry fixed gas producing apparatus : en fr
  • GB506577A - A process for the preparation of homogeneous binder-like mixtures of petroleum bitumen and coal tars and of products containing such mixtures : en
  • CH204812A - Machine for the uninterrupted or partially uninterrupted production of synthetic threads, synthetic ribbons, etc. : de en
  • US2160428A - Corset : en
  • DE676254C - Process control for a centrifugal drum : de en
  • FR841994A - Machine for bending metal strips in the form of angles : en fr
  • CH205003A - Two-tone light bulb. : de en
  • DE676306C - Wobble gear : de en
  • DE676379C - Process for the production of aluminum surfaces with increased reflectivity for heat and infrared radiation : de en
  • FR841997A - Cathode for electron tubes : en fr
  • GB506717A - Improvements in and relating to pan covers : en
  • DE676387C - Cutting device for straight cigarette machines : de en
  • PL28291B1 - Device for changing the range of cannons. : en pl
  • US2160577A - Lubricant : en
  • US2160090A - Tufting attachment for sewing machines : en
  • US2160653A - Knock-down chest : en
  • BE433973A - Process for the preparation of 4-amino-benzene-sulfonamide phosphodichloride : en fr
  • CH204864A - Process for the complete recovery of the sulphurous acid resulting from the sulphite pulp cooking process. : de en
  • US2160674A - Drill press for tapping attachment : en
  • US2160004A - Device for indicating the presence of noncondensable gases in steam systems : en
  • US2160526A - Web-splicing method : en
  • US2160485A - Hinge construction : en
  • US2160530A - Method of and apparatus for controlling movement of a character-bearing web : en
  • GB506503A - Improvements in dish-washing machines : en
  • CA381755A - Refrigerator car : en fr
  • PL28286B1 - Amplifier with electron discharge tube with a perforated or mesh main anode and an external auxiliary anode, preventing the distortion caused by nonlinearity of the dependence of the anode current on the voltage of the distribution grid. : en pl
  • PL28307B1 - Process for the production of neutral bleached soap. : en pl
  • US2160072A - Preserving can or container : en
  • US2160648A - Mounting arrangement for a high intensity light source : en
  • US2160798A - Electron discharge apparatus : en
  • CH204997A - Arrangement for converting multi-phase current into single-phase current with a lower number of periods. : de en
  • CH205065A - Process for the preparation of terephthaloyl 1- (2 ', 4'-dichloroanilide) -4-chloride. : de en
  • AU107507B2 - Improvements in or relating to sieves, conveyers and similar vibrating machines : en
  • FR841925A - Device for automatic light dosing, applicable to photographic and cinematographic cameras, allowing to photograph in any light with the same exposure time : en fr
  • US2160778A - Bearing : en
  • US2160640A - Railway traffic controlling apparatus : en
  • US2160773A - Building construction : en
  • US2159976A - Means fob sealing tin-tie bags : en
  • US2160576A - Preparation of anhydrous boron fluoride : en
  • USD115071S - Design for a handbag ob similar : en
  • US2160713A - Means for mounting interchangeable electric devices : en
  • CH204793A - Sanitary facility with toilet. : de en
  • AU107447B2 - Improvements in or relating to television transmitting apparatus and means for compensating for distortion effects therein : en
  • GB507058A - Improvements in or relating to machines for forming blanks into cartons : en
  • US2160164A - Container : en
  • US2160407A - Manometer unit for a sphygmomanometer : en
  • US2160608A - Independent wheel suspension for vehicles : en
  • CA381735A - Typewriter and calculating machine : en fr
  • CH205015A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • FR49655E - Electron Discharge Device : en fr
  • GB506477A - Improvements in or relating to mechanism for separating hops from leaves, stems and other foreign material : en
  • PL28293B1 - A method of generating short duration pulses by operating in a welding apparatus connected to a source of direct or alternating current, and apparatus for using the method. : en pl
  • USD115063S - Design for a handbag : en
  • USD115048S - Design for a stove : en
  • GB506439A - Improvements in or relating to modulating circuit arrangements for high frequency magnetron oscillators : en
  • US2160282A - Arm rest container : en
  • US2160327A - Machine for notching and bending pipes : en
  • US2160800A - Furnace : en
  • CA381773A - Acceleration and deceleration controller : en fr
  • US2160214A - Apparatus for flushing and repacking automobile wheels : en
  • US2160735A - Metering pump : en
  • CH204909A - Electric drive mechanism for gramophones. : de en
  • FR841853A - Improvements to the control of the driving wheels of a motor vehicle : en fr
  • GB506627A - Improvements in infinitely variable speed gearing : en
  • GB506816A - Improvements in and relating to reflectors : en
  • US2160403A - Buffing wheel and method of salvaging buffing wheels : en
  • US2160532A - Esters : en
  • CH204889A - Exercise device for handguns. : de en
  • CH204938A - Device for treating fruit juices. : de en
  • DE676363C - Arrangement of switching or control devices on electrical machines, in which, in addition to the runner, the housing also rotates : de en
  • US2159979A - Remote controlled pressure relief valve : en
  • US2160226A - Portable wheel aligner : en
  • US2160578A - Production of aliphatic amines : en
  • DK56231C - Procedure for Reproducing a Sound Record on Film and Apparatus for Exercising the Procedure. : da en
  • US2160516A - Bushing for rotary tables : en
  • US2160179A - Method of and means for rolling banjo type axle housings : en
  • US2160304A - Extension rule : en
  • US2159959A - Garment bag : en
  • US2160693A - Bean-slicing machine : en
  • USD114992S - Design for an overshoe or similar : en
  • US2160312A - Apparatus for vulcanizing rubber articles : en
  • US2160284A - Radio cabinet : en
  • US2160359A - Ophthalmic instrument : en
  • US2160069A - Convertible traveling case and baby bed : en
  • US2160088A - Band pass filter : en
  • US2160341A - Process for the carbonization of organic cellulosic materials of vegetable origin : en
  • US2160755A - Internal combustion engine : en
  • GB506558A - Improvements relating to balancing mechanism of sliding windows and other panels : en
  • US2160502A - Universal sled brake : en
  • US2160683A - Storage and dispensing system : en
  • AU514538A - Process for treatment of porous materials and product thereof : en
  • CA381745A - Shuttlecock testing apparatus : en fr
  • CH204910A - Clockwork movement using gaseous motor fluid. : en fr
  • GB506514A - Process for copying sound records on to multi-layer photographic colour cinematograph or like films : en
  • GB506646A - Improvements in or relating to joints for rods or tubes : en
  • US2160267A - Container for papers, cards, and the like : en
  • PL28354B1 - A method of changing the width of paper or other material tapes, in particular of longitudinal paper creases, and an apparatus for using the method. : en pl
  • USD115070S - Design for a spoon or other article : en
  • CA381655A - Window curtain fixture : en fr
  • CH204962A - Control device for free piston machines. : de en
  • CH204945A - Ring slide with hydraulic control. : de en
  • GB506805A - Improvements in and relating to reciprocating pumps for lubricators : en
  • USD115060S - Design for a combined watchcase : en
  • DK56217C - Procedure for Performing Chemical Reactions with Olefin Hydrocarbons. : da en
  • BE433657A - : en
  • CH205037A - Telephone system in which a message transmission takes place in addition to telephone traffic using carrier-frequency voltages. : de en
  • US2160669A - Train control system : en
  • CH204813A - Saw tooth set for the lickerin and opening organs on cards : de en
  • USD114985S - Design fob a hat ob similar abticle : en
  • US2160574A - Manufacture of carbon tetrachloride : en
  • US2160701A - Baking preparation : en
  • PL28321B1 - Method for the production of enol esters containing a sterine core. : en pl
  • US2160250A - Typewriting machine : en
  • USD115014S - Design fob a lighting fixture : en
  • US2160544A - Sign : en
  • US2160804A - Method and apparatus for repairing well liners, casings, etc. : en
  • FR841825A - Method for improving the strength and appearance of articles of clothing of all kinds : en fr
  • GB506515A - Manufacture of oxidation products from sterols or bile acids : en
  • FR841891A - Crossbow for harpoon or arrow fishing : en fr
  • GR8232B - FOLDING DISH COVER. : el en
  • AU107498B2 - Improvement in shoes and methods of shoemaking : en
  • GB506635A - Improvements in or relating to apparatus for projecting diapositives, for phototypography : en
  • GB506636A - Improvements in or relating to sheet feeding mechanism for printing and like machines : en
  • DE676284C - Telecommunication device with simultaneous two-way traffic and double flow keying : de en
  • FR841927A - Variable speed mechanical coupling and transmission device : en fr
  • FR841909A - Advanced lubrication system for internal combustion and explosion engine cylinders : en fr
  • US2160553A - Centrifugal governor : en
  • US2160643A - Folding box : en
  • GB506645A - Improvements in or relating to the mounting of aircraft engines and propellers : en
  • US2160346A - Curl clip : en
  • US2160740A - Room thermostat : en
  • US2160779A - Concordance restoring system for distant control means : en
  • FR841850A - Dryer-cooker for crushed, granular or powdery materials : en fr
  • FR841893A - Two-part insulator for wires, cables, etc. : en fr
  • GR8242B - TRIPOLIC LIGHTING ELECTRIC LAMP DOUBLE LIGHTING FIREPLACE AND VARIOUS LIGHTING LIGHT. : el en
  • FR49684E - Improvements to electrical measuring devices : en fr
  • FR49656E - Improvements to internal combustion engines of the liquid fuel injection and compression ignition type : en fr
  • DE676127C - Process for the production of alkali or alkaline earth photocells : de en
  • GB506596A - Improvements in and relating to electrical apparatus incorporating photosensitive cells : en
  • GB506544A - Electro-therapeutic apparatus : en
  • US2160083A - Idle time keying : en
  • US2160242A - Photomechanical printing surface : en
  • USD114993S - Design for an overshoe : en
  • US2160303A - Latch : en
  • GB506479A - Improvements in or relating to turbines : en
  • GB506507A - The manufacture of condensation products : en
  • GB506709A - Arrangement for separating synchronizing impulses in television systems : en
  • GB506798A - Improvements in or relating to cathode ray tubes and methods of manufacturing the same : en
  • GB506687A - Improvements relating to hydraulic vibration dampers : en
  • US2160360A - Storage tank for combustible and inflammable materials : en
  • GB506608A - Shoulder pad : en
  • FR49686E - Process and devices for the manufacture of ribbons or yarns of glass fibers or other materials : en fr
  • CA381768A - Strap sealing apparatus : en fr
  • FR841805A - Carburetor improvements : en fr
  • US2160190A - Brake control means : en
  • US2160541A - Elastic system : en
  • US2160704A - Receptacle and closure therefor : en
  • FR841911A - Process for obtaining contrasts by photochemical means and sensitive layer suitable for this purpose : en fr
  • GB506445A - Improvements in or relating to liquid agitating, mixing or stirring devices : en
  • GB506669A - Improvements relating to loom shuttles : en
  • GB506555A - Improvements relating to clamps or glands for electric cables : en
  • GB506693A - Improvements in carbon or like loose-contact microphones : en
  • GB506653A - Improvements in and relating to reflectors : en
  • GB506684A - Improvements in and relating to rotary compressors for fluids : en
  • FR841859A - Hair curler : en fr
  • US2160760A - Refrigerating apparatus for vending machines and the like : en
  • US2160771A - Toaster : en
  • GB506580A - Improvements relating to the means of measuring liquids in tanks of various shapes : en
  • AU480838A - Surface treatment of iron and steel : en
  • CA381713A - Tongue protector : en fr
  • CH205067A - Process for the preparation of an anthraquinone dye. : de en
  • GB506820A - Improvements in water-softening apparatus : en
  • DE676110C - Process for sensitizing halide silver emulsions : de en
  • GB506643A - Improvements in or relating to supporting plates for apparatus for microscopic projection : en
  • FR841946A - Method and device for molding plastics : en fr
  • US2160103A - Method for distilling residues : en
  • PL28297B1 - \ foiSL HI / fi? O Anti-knock agent for internal combustion engine fuel. : en pl
  • DE676333C - Process to increase the shelf life of grained calcium cyanamide : de en
  • DE676286C - Firedamp or explosion-proof switch box for electrical devices : de en
  • FR841983A - Automatic and semi-automatic signaling device for railways : en fr
  • GB506710A - Improvements in electric lamp connecting devices : en
  • DE676372C - Collection container for used razor blades : de en
  • FR841858A - Removable metal floors : en fr
  • GB506663A - Improved method of forming strings or cords for medical purposes : en
  • AU423238A - Arrangement with two or more braun tubes : en
  • AU524438A - An improved gypsum plaster wall tile or slab and method of manufacture : en
  • CH204828A - Boned corset. : en fr
  • CH205006A - Electric light bulb. : de en
  • AU107484B2 - Hydraulic gear : en
  • US2160752A - Friction clutch : en
  • CA381759A - Earth air current depicting device : en fr
  • US2160468A - Coaster for holding drinking vessels : en
  • US2160365A - Grinding machine : en
  • DE676422C - Multi-disc brake with electromagnetic ventilation : de en
  • US2160017A - Signaling system : en
  • US2160170A - Heat treatment of hydrocarbon gases to dehydrogenate the same : en
  • FR841829A - Method of manufacturing objects in hard metal alloys : en fr
  • SU54900A1 - Horizontal forging machine : en ru
  • US2160767A - Apparatus for rolling sheet metal : en
  • PL28292B1 - Armature for electric machines, mounted directly on the shaft. : en pl
  • US2160233A - Baking powder : en
  • US2160408A - Air control for furnaces : en
  • USD115069S - Design for a pull tab fob slide : en
  • GB506508A - Improvements in folding perambulators : en
  • GB506670A - Process and material for sizing rayon : en
  • GR8233B - METHOD OF SEPARATION OF VEGETABLE AND ANIMAL OILS AND FATS IN STEATIC, PALMITIC AND OILS BY EXTRACTION. : el en
  • US2160273A - Lubricant : en
  • US2160410A - Carburetor device : en
  • US2160568A - Stone working tool : en
  • CH205038A - Rotary selector for electrical telecommunications systems. : de en
  • DE676396C - Air rifle with lever cocking : de en
  • US2160074A - Equalizing means for hydraulic brakes : en
  • DK56229C - Adjustable Seat and Deck Chair. : da en
  • FR841933A - Friction plate for brakes, clutches, etc. : en fr
  • US2160241A - Ignition apparatus : en
  • GB506617A - Improvements in and relating to sideboards : en
  • GB506611A - Improvements in changeable letter signs : en
  • US2160258A - Method of securing nailing strips to metal bodies : en
  • US2160548A - Roofing tile : en
  • US2160555A - Partially esterified compounds of the dihydro-estrin series and process of making same : en
  • US2160634A - Thermostatic switch mechanism : en
  • FR841931A - Signaling device for motor vehicles : en fr
  • GB506800A - Improvements in or relating to the manufacture of electrodes for use in electron discharge devices : en
  • FR841821A - Mercury rheostat : en fr
  • GB506745A - Improvements in, or relating to, furnaces for the heat treatment of metals : en
  • CA381779A - Power circuit : en fr
  • GB506750A - Improvements in or relating to self-winding reels for flexible electric conductors : en
  • DE676268C - Tube brush : de en
  • GB506708A - Improvements relating to tag fasteners : en
  • DE676373C - Suction mouthpiece with tapping device for vacuum cleaner : de en
  • DK56226C - Procedure for the manufacture of resistant lacquer coatings on wood. : da en
  • CH204973A - Process for cleaning spark plugs during operation in internal combustion engines. : de en
  • DE676253C - Shake slide connection : de en
  • DE676330C - Process for the purification of aliphatic monobasic acids : de en
  • USD115085S - Design fob a coat : en
  • US2160064A - Manufacture of formic acid : en
  • US2160675A - Connecting or securing means : en
  • FR841889A - Family spinning loom : en fr
  • US2160494A - Honing mechanism : en
  • US2160432A - Dipper door control : en
  • US2159968A - Ignition control apparatus : en
  • US2160287A - Conversion of gaseous hydrocarbons to liquid : en
  • US2160344A - Tie plate and rail clip combination : en
  • USD115019S - Design for a cooking range : en
  • CH204796A - Heating installation. : en fr
  • US2160039A - Method of making bicycle forks : en
  • US2160676A - Combined punch and stripper : en
  • US2160376A - Road planer : en
  • US2160145A - Wheel aligning apparatus : en
  • US2160318A - Over speed engine control : en
  • US2160660A - High potential terminal : en
  • CA381752A - Typewriter : en fr
  • SU54905A1 - Skin thickness measuring machine : en ru
  • US2160016A - Vehicle seat : en
  • US2160060A - Apparatus for filling bags : en
  • US2160337A - Garment blocking device : en
  • GB506541A - Improvements in or relating to electric wave filters : en
  • US2160073A - Reduction of noise : en
  • US2160122A - Golf tee : en
  • US2160155A - Wax or like applicator : en
  • US2160731A - Dental pencil : en
  • US2160138A - Higher alkyl hydroxyamines : en
  • US2160527A - Printing press : en
  • US2160590A - Shoe stiffener : en
  • GB506699A - Improvements in and relating to the utilisation of the exhaust gas energy of aircraft engines for propulsion purposes : en
  • FR841839A - Method and device for storing liquids in the air : en fr
  • PL28341B1 - Removable pencil. : en pl
  • US2160624A - Method of making shoes : en
  • CH205046A - Device for checking the adjustment of the brakes of a vehicle. : en fr
  • US2160498A - Separator : en
  • CH204894A - Measuring device on woodworking machines for quick and precise adjustment of the same to the desired wood thickness. : de en
  • CH204950A - Goods lift with sliding door divided in height. : de en
  • CH205009A - Process for the production of ready-to-use dry plaster bandages. : de en
  • FR841975A - Relay in vacuum : en fr
  • GB506495A - Improvements in or relating to knitting machines for producing coverings for cord-like bodies, in particular cables : en
  • FR841967A - blank for uppers of summer shoes and the like : en fr
  • USD115016S - Design fob a construction tot : en
  • CA381626A - Vehicle bumper : en fr
  • US2160008A - Method of and machine for sealing boxes or cartons : en
  • US2160302A - Compressed feed machine : en
  • CA381641A - Producer gas plant : en fr
  • CH204953A - Piston compressor for chlorine gas. : de en
  • CH204896A - Lower part for measuring instruments. : de en
  • DE676279C - Device for the control of interdependent, manually operated line devices in the railway safety system : de en
  • CH204848A - Process for the preparation of a copper complex containing stilbene azo dye. : de en
  • US2160461A - Shipping crate : en
  • US2160644A - Steam generating system : en
  • USD115095S - Design for a dress : en
  • US2160472A - Well casing extractor : en
  • US2160552A - Tagging machine : en
  • US2160656A - Golf club grip : en
  • PL28296B1 - Method for recovering sulfur dioxide from gas mixtures. : en pl
  • US2160795A - Windshield support : en
  • US2160143A - Buffing equipment : en
  • GB506481A - Power transmitting clutch mechanism : en
  • DE676402C - Reset device for valves of waterless non-return devices : de en
  • CH204795A - Gasifier. : en fr
  • DE676196C - Process for the preparation of imidazole compounds : de en
  • DE676232C - Look-up and re-grasp-proof protective device on presses in punching technology with two-hand indentation and protective screen : de en
  • DE676453C - Torsional vibration damper : de en
  • GB506736A - Improvements in and relating to prepayment meters : en
  • FR841977A - Special tool applicable in the cycle industry : en fr
  • GB506444A - Improvements in or connected with means for de-icing aircraft propellers : en
  • GB506518A - Improvements in or relating to short wave transmitting aerial systems : en
  • CA381678A - Straight line connector : en fr
  • US2160202A - Range-finding and fire-correction : en
  • US2160199A - Vehicle wheel : en
  • BE433438A - : en
  • FR842000A - Improvements to gowns, bathrobes, and other similar garments : en fr
  • US2159971A - Control apparatus : en
  • FR841990A - Device tilting the suspended part of motor cars in bends : en fr
  • DK56243C - Method and apparatus for grinding polishing of longitudinal grooves extending along a helix in a bore in a workpiece, preferably of rifle passages in the firearm. : da en
  • FR841964A - Housing or part of housing : en fr
  • US2160770A - Automobile jack : en
  • GB506606A - Improved means for preventing the spread of explosions in mines : en
  • FR841830A - Improvements to double-acting two-stroke internal combustion engines : en fr
  • CH204820A - Preparation for the treatment of fibers. : de en
  • CH205075A - Shielded spark plug. : de en
  • FR841833A - Valve : en fr
  • FR841915A - Mobile shoe protector : en fr
  • FR841938A - Annealing furnace or melting furnace, operating under vacuum : en fr
  • PL28294B1 - Method of processing fiber materials. : en pl
  • DE676437C - Device for holding the molding box support frame when lowering after compacting the molding sand on molding machines : de en
  • US2160124A - Knock-down load support : en
  • US2160277A - Photographic line-justifying apparatus : en
  • US2160540A - Method of flaw detection : en
  • US2160317A - Respirator : en
  • US2160450A - Railway car : en
  • US2160722A - Foot exerciser : en
  • FR841898A - Process for heat treating, in particular splitting, carbonaceous substances : en fr
  • GB506631A - Zigzag sewing machine : en
  • US2160729A - Sound-deadening wall and material : en
  • FR841876A - Combustion chamber for liquid fuels, solid in powder form or gaseous : en fr
  • IE15813L - Cooling of rear-engined motor vehicles : en
  • US2160140A - Centrifugal separator : en
  • GB506713A - Improvements in or relating to textile drawing mechanism : en
  • US2160253A - Cotton conditioner : en
  • US2160790A - Well strainer and process of making it : en
  • CH204785A - Frame for windows, in particular for shop windows. : de en
  • AU210438A - Improvements in or relating to railway signal and/ or points control equipment : en
  • CA381708A - Lamp : en fr
  • CA381611A - Rustless iron : en fr
  • US2160652A - Piston ring remover : en
  • US2160658A - Clothespin bag : en
  • US2160631A - Crate : en
  • PL28358B1 - Self-made firearm. : en pl
  • US2159966A - Game : en
  • US2160338A - Shuttle picking mechanism : en
  • US2160480A - Feed control for welding rods : en
  • PL28313B1 - The method of preparing the bituminous mill for the construction of the road surface, made in the cold : en pl
  • US2160488A - Container : en
  • US2160562A - Circuit breaker : en
  • GB506557A - Improvements in lease forming apparatus for warp handling machines : en
  • CA381616A - Detergent soap : en fr
  • US2160399A - Supporting structure for elevated railway tracks and method of elevating the tracks : en
  • US2160591A - Airtight cover for containers : en
  • CH204852A - Process for the preparation of a monoazo dye. : de en
  • CA381710A - Tongue protector : en fr
  • CH204826A - Sock holder. : de en
  • US2160259A - Power attachment for lawn mowers : en
  • US2160391A - Bleaching process and composition : en
  • CA381648A - Container exhausting and sealing apparatus : en fr
  • DE676329C - Setup on automatic barrel cleaning and picking machines : de en
  • GB506607A - Improvements in and relating to electrie cable sheathings : en
  • USD115068S - Design for a jab : en
  • DE676400C - Device for buttonless connection of the trousers with the trousers : de en
  • US2160118A - Window shade : en
  • US2160319A - Egg grading and packing machine : en
  • US2160328A - Washer : en
  • USD115025S - Design fob a dress : en
  • AU524338A - Control device for radio receivers andthe like : en
  • US2160055A - Brake : en
  • US2160184A - Cooling plant : en
  • US2160003A - Air filter : en
  • CH205001A - Lighting fixtures. : de en
  • CH205030A - Selection mechanism for type printing telegraph apparatus. : de en
  • AU107506B2 - Improvements in and relating to radio beacon aerial systems : en
  • US2160401A - Valve mechanism for compressors : en
  • USRE21099E - Process fob the production of a : en
  • US2160264A - Heater : en
  • US2160764A - Oven for domestic ranges : en
  • US2160793A - Pickup : en
  • USD115041S - Design fob a fishing float : en
  • CH204972A - Ignition distributor for internal combustion engines with rotatable breaker plate. : de en
  • CA381723A - Soft sponge : en fr
  • CH205028A - Device for selecting coins or tokens. : en fr
  • CH205070A - Process for the preparation of a polymethine dye. : de en
  • US2160206A - Telegraph system, open morse telegraph key alarm circuit : en
  • US2160294A - Padlock : en
  • US2160723A - Last block gauge for last lathes : en
  • USD115086S - Design fob an apron : en
  • AU548137A - Improvements in and relating to paint and like preparations including printers ink : en
  • CH204853A - Process for the production of a vat dye. : de en
  • CA381711A - Pizzle cord removing device : en fr
  • CH204892A - Feeder mechanism on automatic firearms. : de en
  • US2160178A - Yarn and fabric and method of making same : en
  • US2160700A - Crystalline anhydrous monocalcium phosphate : en
  • US2160507A - Signaling system : en
  • CH204790A - Method and device for the production of road surfaces. : de en
  • PL28367B1 - A device for locking the bolt of automatic firearms. : en pl
  • CA381781A - Electrical device : en fr
  • CH204868A - Device for fine-tuning and on-going the amplitude of the advancement movement of a cardboard strip in a shaping machine. : en fr
  • US2160599A - Protective apparatus : en
  • US2160509A - Furnace : en
  • AU197538A - Improved lawnmower knife sharpener : en
  • US2160575A - Recovery process : en
  • US2160784A - Lubricating device : en
  • US2160749A - Loom attachment : en
  • PL28314B1 - A system for compensation of industrial interference in radio reception. : en pl
  • PL28347B1 - Device for guiding powdered material. : en pl
  • US2160291A - Well pumping apparatus : en
  • US2160368A - Elastic belt : en
  • US2160189A - Brake control means : en
  • US2160528A - Phase or frequency modulated transmitter : en
  • CH205061A - Closure device for vessels. : de en
  • CH204784A - Tavaillon. : en fr
  • AU107568B2 - Improvements in or relating tothe insulation of enclosed electrical conductors or apparatus : en
  • CH204774A - Tool for rotary agricultural tiller. : en fr
  • GB506538A - Improvements in control cards for record card controlled statistical or accounting machines : en
  • US2160043A - Fluid charging of foods and beverages : en
  • US2160219A - Pneumatic tire : en
  • US2160765A - Top-front panel structure for ranges : en
  • AU299938A - Improvements in and relating to straw walkers : en
  • FR49677E - multi-coil perforated disc television transmitter : en fr
  • CA381780A - Radio receiver : en fr
  • BE433727A - Racket : en fr
  • CA381720A - Tongue protector : en fr
  • DE676316C - Drive tooth manufactured as a single tooth for the drive wheels of caterpillar vehicles : de en
  • AU107452B2 - Improvements in or relating to protective systems for radio transmitters : en
  • CA381737A - Double window : en fr
  • CA381647A - Material handling apparatus : en fr
  • CA381704A - Wave signalling system : en fr
  • CH204935A - Process for the production of wooden hollow bodies. : de en
  • US2160292A - Packing means : en
  • GB506441A - Improvements in or relating to the ventilation of enclosures : en
  • PL28306B1 - Metal tape with a semi-oval cross-section for sealing windows and doors. : en pl
  • FR49674E - Process for the complementary treatment of artificial viscose silk : en fr
  • GB506725A - Improvements in or relating to electrical safety switching devices for use on vehicles or aircraft : en
  • DE676408C - Multi-stage piston steam engine, especially for ship propulsion : de en
  • US2160307A - Random length bundle trimmer : en
  • US2160105A - Shoe sewing machine : en
  • BE433999A - : en
  • CA381614A - Non-metallic electric resistance material : en fr
  • CH204947A - Tap, especially faucet. : de en
  • USD115005S - Design for a trophy base : en
  • CH205020A - Device for the introduction of gaseous medicinal substances into cavities and openings of the human body and for the simultaneous suction of excess gas from the vicinity of the insertion point of the latter. : de en
  • US2160151A - Composite door : en
  • US2160238A - Corrective footwear : en
  • US2160188A - Garment hanger : en
  • US2160436A - Grasshopper holder : en
  • US2160687A - Plural motor control system : en
  • US2160442A - Molded artificial fuel : en
  • DE676391C - Gas discharge tubes with glow oxide cathode : de en
  • US2160235A - Packaged article : en
  • US2160325A - Garment hanger : en
  • FR841996A - Hydraulic device for transmitting movement at different speeds : en fr
  • FR841814A - A process for producing abrasives while applying directional forces to the grains of abrasive material : en fr
  • FR49690E - Method and device for the production of elasticated knitwear : en fr
  • CH204949A - Method for controlling the drive of a work machine by means of a fluid transmission. : de en
  • US2160280A - Method and means for purging thermostats : en
  • US2160340A - Method and device for obtaining or reproducing color photographs : en
  • US2160104A - Calendar device : en
  • US2160240A - Hose guard : en
  • CA381783A - Capacitor : en fr
  • US2160458A - Artificial thread dressing composition : en
  • CA381690A - Air conditioning apparatus : en fr
  • CH205071A - Process for the preparation of a polymethine dye. : de en
  • AU326038A - A method of mounting small elextromotors and dynamos and motor or dynamo manufactured according tothe said method : en
  • DE676458C - Equipment for the planning of perforated film strips in single image projectors and enlarging devices : de en
  • CA381662A - Clasp brake device : en fr
  • CH204927A - Welding agent for heavy and light metals. : de en
  • DK56247C - Yarn winding. : da en
  • CA381664A - Tilting mechanism : en fr
  • CH205052A - Hub cap for motor vehicle wheels. : de en
  • AU157838A - Improvements in method of depositing fluorescent material : en
  • US2160657A - Valve for control of mediums under pressure : en
  • CH204829A - Stab protection apron for butchers. : de en
  • US2160022A - Screen for cathode ray tubes : en
  • USD115081S - Design for embroidered textile : en
  • AU202938A - Improvements in or relating to television transmitting apparatus and means for compensating for distortion effects therein : en
  • PL28327B1 - The method of modulating the light beam intensity. : en pl
  • US2160071A - Brake : en
  • CH204882A - Tomb garnish. : en fr
  • DE676237C - Safety device on a numbering device provided with a pressure stamp for photographic prints : de en
  • GB506697A - Improvements in or relating to means for sprinkling liquid on to freshly printed sheets coming from a printing machine : en
  • CH205076A - Method for actuating switching relays or display devices connected to an alternating current network. : de en
  • US2160252A - Method and apparatus for the elimination of defects in sound tracks : en
  • US2160484A - Apparatus for the manufacture of articles from plastic materials : en
  • US2160559A - Manufacture of composite metal members : en
  • PL28325B1 - Device for transferring tens in counting machines. : en pl
  • US2160195A - Process and flux for solder bonding on coated metal surfaces : en
  • DE676252C - Elevation conveyor : de en
  • FR49697E - Removable front end for motor vehicles : en fr
  • FR841961A - Foam breaker : en fr
  • US2159997A - Quantity indicating wrapper : en
  • US2160085A - Glass edging machine : en
  • US2160486A - Corn picker : en
  • CA381680A - Brake retardation device : en fr
  • USD115040S - Design fob a canister ob similar : en
  • BE433680A - : en
  • CH204897A - Device for clamping ropes and rods in the clamping heads of tensile testing machines. : de en
  • BE433812A - : en
  • AU198338A - An improved band for orthodontia and matrix for dental practice : en
  • CH204904A - Adding machine. : de en
  • CH205068A - Process for the preparation of an anthraquinone dye. : de en
  • US2160100A - Sanitary toilet seat : en
  • US2160366A - Sliding roof panel : en
  • CA381739A - Television apparatus : en fr
  • GB506489A - Improvements in or relating to hack-saw machines : en
  • GB506483A - Improvements relating to selecting switches of the kind used in communication systems : en
  • US2160383A - Light sensitive electric device and circuit therefor : en
  • US2160384A - Sewing machine : en
  • USD114984S - Design for a refrigerator : en
  • US2160521A - Garment : en
  • US2160692A - Footwear : en
  • CH204965A - Device for power control of vehicle diesel engines. : de en
  • CA381623A - Smoker's appliance : en fr
  • DK56224C - Compensation measuring device. : da en
  • FR841942A - Marine power plant : en fr
  • CA381672A - Electric lamp : en fr
  • US2160177A - Apparatus for carrying out chemical reactions : en
  • US2160248A - Bellows piston : en
  • US2160582A - Control device : en
  • US2160712A - Metering circuit : en
  • CA381747A - Coloured photographic material : en fr
  • PL28285B1 - Capacitor chronograph for measuring short intervals of time. : en pl
  • US2160629A - Motor vehicle lock : en
  • USD115039S - Design for a bread box : en
  • US2160218A - Combustion-product engine : en
  • CH205048A - Suspension on chassis, in particular for motor vehicles. : de en
  • PL28317B1 - Multi-sensing tire. : en pl
  • CH205017A - Process for the preparation of a substance possessing the mode of action of vitamin B1. : de en
  • AU107477B2 - Motor driven multiple machine gun : en
  • CH204961A - Internal combustion engine with compression ignition. : de en
  • CH204862A - Process for coating objects by means of cathode sputtering. : de en
  • CH204943A - Piggy bank. : de en
  • DE676410C - Ink supply device for printing machines, in particular rotogravure printing machines : de en
  • CA381617A - Scarf and muffler manufacture : en fr
  • CH204993A - Arc relay device. : en fr
  • GB506560A - Improvements in and relating to insulating and dielectric compositions : en
  • CH205013A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • DE676385C - Device for heavy boom mounts for fixing the boom that can be set in different swivel positions compared to the mount body : de en
  • US2160686A - Connecting means and method of : en
  • CH205024A - Control device. : de en
  • DE676234C - Process for upright straightening and bending of belt rods for shipbuilding and for iron structures : de en
  • US2160380A - Internal combustion engine : en
  • US2160443A - Bed covering support : en
  • CH205007A - Lamp with a metal vapor discharge tube. : de en
  • PL28288B1 - The antenna circuit of the radio receiver. : en pl
  • US2159992A - Process of making slivers for use in padding : en
  • US2160006A - Time recording device : en
  • CA381651A - Displacement pump : en fr
  • CH204934A - Process for hardening the surface of workpieces made of steel. : de en
  • US2160275A - Straw spreader : en
  • PL28318B1 - Material for multi-color photography provided with a filter layer of light. : en pl
  • US2159986A - Art of producing improved aqueousoil emulsions : en
  • AU206938A - Improvements in or relating to direction finding radio receiving systems : en
  • US2160012A - Connecting rod : en
  • US2160035A - Bicycle front fork structure : en
  • CH204856A - Liquid glue and process for its manufacture. : de en
  • CH204861A - Process for the purification of water and apparatus for its implementation. : en fr
  • AU107462B2 - Improvements in and relating to overall chains or girdles for road vehicle wheels : en
  • GB506524A - Improvements in or relating to glands or sealing devices for rotary members : en
  • USRE21103E - Communication system : en
  • PL28328B1 - How to produce pattern effects on a transparent background * : en pl
  • US2160172A - Polymer composition : en
  • US2160635A - Electric controller : en
  • PL28340B1 - A device for closing sliding windows. : en pl
  • AU107441B2 - An improved band for orthodontia and matrix for dental practice : en
  • AU496637A - Improvements in means for lining pipes with cementitious or other materials : en
  • CH204811A - Device for filling bottles and the like. : de en
  • GB506599A - Improvements in operating mechanisms for adjustable chairs, operating tables and thelike : en
  • USD115027S - Design fob a sandal ob siotlab : en
  • DE676287C - Device for checking the status of position indicator lamps in mimic diagrams : de en
  • FR49653E - End cap for heating rods : en fr
  • FR841976A - Aircraft surface, more specifically wing with suction on the surface : en fr
  • US2159994A - Reclaiming apparatus : en
  • AU107488B2 - Improvements in and relating to flash lamps : en
  • CA381760A - Screw propeller : en fr
  • US2160736A - Window wiper : en
  • CA381609A - Mail box support : en fr
  • DE676370C - Mercury vapor rectifier tubes, in particular with a discharge vessel composed of metal and glass parts fused to it, and a mercury cathode in the metal part of the discharge vessel, in which an anchoring body and an insert body surrounding it are provided : de en
  • CA381627A - Typist copying gauge : en fr
  • CH204863A - Process for coloring oxide films on aluminum and its alloys. : de en
  • CH204870A - Ring binder mechanism. : de en
  • US2160347A - Detachable weed guard for fishhooks : en
  • PL28333B1 - A method of increasing the resistance of light metals and their alloys to penetration. : en pl
  • US2160616A - Haircloth : en
  • PL28337B1 - A clamping device for welding with the use of sliding torches of elongated objects, e.g. made of individual parts of iron beams. : en pl
  • US2160751A - Coin selector : en
  • US2160227A - Electric heating device : en
  • DE676276C - Device on typewriters or the like for mechanically adjusting writing sheets to a desired line : de en
  • CA381703A - Television apparatus : en fr
  • US2160034A - Bicycle spring fork mechanism : en
  • US2160688A - Electric valve circuit : en
  • PL28324B1 - Labyrinth sealing of rotating machine parts, in particular steam and gas turbines, for operating temperatures exceeding 400 ° C. : en pl
  • US2159995A - Brief case : en
  • US2160691A - Outside pipe cutter : en
  • USD115062S - Design for a book cover : en
  • US2160487A - Combined tkpkwkiting and computing : en
  • US2160565A - Fluid pressure cylinder : en
  • CH205032A - Additional device for a microtelephone for the use of the latter by gas mask wearers. : de en
  • US2160665A - Transfer : en
  • CH204801A - Coat hanger. : en fr
  • CA381653A - Orthopaedic shoe and plate : en fr
  • CH204833A - Device on shoes to prevent wearing through of hosiery. : de en
  • US2160434A - Television apparatus : en
  • US2160726A - Tag : en
  • US2160775A - Counter rolling machine : en
  • USD115003S - Design for a building : en
  • PL28332B1 - A method of producing water-insoluble azo dyes on fibers. : en pl
  • US2160298A - Method of making fasteners : en
  • US2160673A - Electric circuit breaker : en
  • US2160213A - Closet ventilator : en
  • US2160445A - Axle drive for generators : en
  • US2160703A - Cleaner for carding bar teeth : en
  • US2160511A - Ribbon ink composition : en
  • US2160567A - Sweat band : en
  • US2160288A - Conversion of hydrocarbons : en
  • CH204971A - Ignition distributor with vacuum-controlled ignition timing. : de en
  • GB506435A - Improvements in or relating to water heating appliances : en
  • US2159983A - Steering mechanism for self-propelled vehicles : en
  • US2160228A - Process and apparatus for cementing oil wells : en
  • US2160757A - Valve diaphragm : en
  • USD115024S - Design for a dress : en
  • CH204877A - Process for the production of blueprint paper which can be developed by brushing with a liquid. : de en
  • US2159975A - Piston spreader : en
  • AU107450B2 - Improvements in or relating to oscillograph scale systems : en
  • AU161438A - Improvements in downwardly opening doors as ramp doors for horse floats : en
  • CA381750A - Wet pulp moulding apparatus : en fr
  • CA381784A - Saw-tooth wave generator : en fr
  • CH204895A - Coil coupling device for goniometers. : de en
  • CA381630A - Dimple making appliance : en fr
  • CH204985A - Device for receiving remote control commands. : de en
  • CH204807A - Utensil for quick cleaning of fish. : en fr
  • FR841958A - Improvement in hollow glass blocks and methods and apparatus for their manufacture : en fr
  • USD115046S - Design for a hat : en
  • USD115090S - Design for a dress : en
  • US2160107A - Process for preparing cellulose derivatives : en
  • AU107466B2 - Improvements in or relating to direction finding radio receiving systems : en
  • CA12408S - Frankfurter : en
  • CH204778A - Lawn sprinkler with rotating arms. : de en
  • CH204792A - Machine for the production of pipes, tubular masts and similar bodies of revolution from concrete, asbestos and similar material. : de en
  • US2160369A - Tool holder : en
  • CH204987A - A method of manufacturing a pressurized or emptied gas-filled container. : en fr
  • US2160113A - Bowden wire : en
  • US2160102A - Display rack : en
  • DE676261C - Tilting arrangement for television purposes, which is controlled by remotely transmitted pulses : de en
  • DE676451C - Depositing device for grass cutting machines : de en
  • GB506678A - Improvements in the manufacture and production of products similar to wax or petroleum jelly : en
  • DE676417C - Voting device : de en
  • FR49665E - Switch with contact protection : en fr
  • CH204983A - Long rod insulator made of ceramic material. : de en
  • DE676383C - Painting lock : de en
  • GB506492A - Improved means for holding vehicle doors in their open positions : en
  • US2159981A - Production of thermosetting molding compositions and molded articles from natural horn : en
  • FR49688E - Permanent magnet : en fr
  • GB506564A - Improvements in electric governors : en
  • DE676327C - Centrifugal device for feeding ring roller presses : de en
  • GB506655A - An improved speed reduction gear : en
  • AU112019B2 - Adaptors for metal radio tubes : en
  • USD115059S - Design for a range : en
  • DE676220C - Device for gripping, carrying and setting down high-lying cans, in particular canning cans : de en
  • FR841979A - Process for preparing isobutane from normal butane : en fr
  • DE676390C - Circuit arrangement for controlling the conversation timer in telephone switching companies : de en
  • US2160471A - Hairdressing means : en
  • CH204915A - Waterproof watch box. : en fr
  • GB506685A - Improvements relating to road or like traffic signs : en
  • GB506737A - Improvements in or relating to the launching of aircraft : en
  • DE676406C - Process for the processing of mother liquors from carnallite processing : de en
  • DE676342C - Laundry press : de en
  • DE676414C - Arrangement for section block devices with signal feedback : de en
  • SU54866A1 - Apparatus for determining the curvature and azimuth of the borehole curvature : en ru
  • FR841935A - Method and apparatus for the manufacture of diamond cutting tools : en fr
  • FR841970A - Freewheel hub with coaster brake for bicycles : en fr
  • GB506718A - Improvements in or relating to sheet feeding mechanism for printing and like machines : en
  • GB506446A - Improvements in or relating to the air supply to carburettors of internal-combustion engines for aircraft : en
  • DE676209C - Electrical device that doubles as a lighter and torch : de en
  • DE676361C - Protection circuit for an electrical power network : de en
  • GB506633A - Improvements relating to aircraft undercarriages : en
  • DE676246C - Whisker : de en
  • GB506714A - Means for shifting flaps on aircraft : en
  • GR8231B - PUMP OPERATION MECHANISM. : el en
  • CA381707A - Luminair : en fr
  • GB506589A - Improvements in or relating to the production of cinematographic films : en
  • FR49659E - Improvements in weaving mechanics for looms : en fr
  • FR841953A - Improvements to radioelectric devices usable for aircraft detection : en fr
  • GB506601A - Improvements relating to choke coils for use in electric power distributing systems : en
  • GB506652A - Improvements in electron discharge tube amplifiers : en
  • GB506806A - Improvements in or relating to circular knitting machines : en
  • DE676338C - Fluid transmission, especially for motor vehicles : de en
  • FR49678E - Automatic gear change : en fr
  • GB506744A - Improvements in and relating to bolts, also applicable to nails and the like : en
  • FR841896A - Device for monitoring a liquid level : en fr
  • FR49667E - fluorescent screen : en fr
  • GB506749A - Improvements in focussing mechanisms for the lenses in photographic apparatus : en
  • GB506482A - Display device : en
  • DE676444C - Endurance test machine with revolving test rod : de en
  • GB506726A - Improvements in and relating to pressure regulating valves : en
  • FR49698E - Process for increasing the reactivity of cellulose : en fr
  • GB506497A - Improvements in the production of nickel strips from nickel cathodes : en
  • US2160171A - Card punch : en
  • DE676294C - Relay arrangement for regulating alternating current quantities : de en
  • FR49689E - Electric heating plate in at least two parts, allowing differences in level with respect to each other : en fr
  • FR49675E - Cannon and various projectiles that can be fired by the said cannon : en fr
  • FR49700E - Process for treating mixtures made up of fatty oils and soap : en fr
  • FR49654E - Method and device for injecting fuel into internal combustion engines : en fr
  • DE676224C - Device for automatically stopping the extensometer on strength testing machines, especially for textiles : de en
  • US2160482A - Seat construction : en
  • FR49672E - Regulator with elastic return device : en fr
  • FR841808A - Mono-anodic discharge vessel with metallic vapor atmosphere, especially for high operating voltages : en fr
  • US2160125A - Oven control : en
  • US2160454A - Supporting device : en
  • FR841932A - Improvements in the control of flexible force transmission devices : en fr
  • GB506785A - Process for the conversion of hydrocarbon oils : en
  • US2160015A - Vehicle seat : en
  • DE676355C - Low power multiple switch : de en
  • FR841844A - Electronically controlled devices for controlling an electrical quantity such as voltage or the like : en fr
  • US2160076A - Synchronous motor : en
  • AU435838A - Improvements in or relating to processes for treating starchy materials in order to saccharify them : en
  • US2160165A - Nondiluting cooling device : en
  • US2160193A - Road building machine : en
  • CA381685A - Electropneumatic brake : en fr
  • CH204911A - Waterproof winding watch. : en fr
  • CH204928A - Are welding process and installation. : en fr
  • US2160297A - Typewriting machine : en
  • US2160539A - Paper equipment for cash registers : en
  • US2160626A - Explosive : en
  • AU107491B2 - Tube bases and sockets : en
  • BE434052A - Manufacturing process of beta-alkoxycarbon acid : en fr
  • PL28348B1 - : en pl
  • US2160326A - Apparatus for controlling the amount of a gas in a closed region : en
  • DK56227C - Burner for Oil Firing Systems. : da en
  • US2160209A - Fluid pressure brake : en
  • US2160115A - Match : en
  • US2160406A - Product for inhibiting the attack on metals by acids or salts and its applications : en
  • US2160533A - Apparatus for continuously crystallizing solutions by evaporation or cooling : en
  • CA381728A - Spring casing forming machine : en fr
  • US2160216A - Machine for bending angle bars : en
  • USRE21105E - Picture telegraphy : en
  • FR49695E - Winding device for cameras : en fr
  • AU107473B2 - Improvement in electric switch : en
  • CH204998A - Process for melting electrical supply conductors into vessels. : de en
  • DE653057C - Carrying device for wash basin : de en
  • DE676336C - Device for monitoring the operating condition of glow cathodes in discharge tubes : de en
  • US2160187A - Air and combustion products recovery system and apparatus therefor : en
  • CH204794A - Automatic hanging device of construction elements. : en fr
  • US2160438A - Ceramic mold : en
  • US2160547A - Process for decomposing beryllium minerals, particularly beryl : en
  • DE676401C - Slider for separable zippers : de en
  • GB506700A - Improvements in and relating to non-frosting window panes and like transparent plates and to methods of manufacturing same : en
  • USD115066S - Design for a bib ob similar article : en
  • US2160730A - Confection : en
  • USD115007S - Design for a cigarette vending : en
  • GB506613A - Improvements in or relating to the manufacture of condensation products : en
  • CH205045A - Connection and traction device between two vehicles. : en fr
  • US2160440A - Electrical connector : en
  • DE676393C - Device for generating images with a continuously moving film strip : de en
  • CH204908A - Device on sound equipment for setting the cutting depth of the cutting needle in tape-shaped sound carriers. : de en
  • CH204912A - Frame for watch, clock or other item. : en fr
  • US2160413A - Polyiodo derivatives of acylamino acids and their salts and a method of making the same : en
  • US2160422A - Battery connector : en
  • USD115022S - Design for a couch : en
  • DE676263C - Electrical capacitor with a dielectric made of a densely sintered ceramic mixture containing titanium dioxide : de en
  • CA381622A - Extrusion container forming apparatus : en fr
  • DE676310C - Roll film camera with spring mechanism : de en
  • GB506821A - Appliance for fitting and securing optical lenses in protective or gas masks : en
  • DE676354C - Extinguishing chamber switch with extinguishing of the arc by a liquid flow : de en
  • GB506619A - Improvements in hair waving apparatus : en
  • US2160452A - Apparatus for the operation of direct current electric arcs : en
  • GB506566A - Improvements in treatment of rubber and similar oxidizable materials : en
  • GB506594A - Improvements in egg and like slicing appliances : en
  • GB506521A - Improvements in and relating to electric motors : en
  • GB506913A - Improvements in the method of and means for manufacturing pipes of fibro cement and like material : en
  • FR841981A - Advanced doors, curtains and the like : en fr
  • GB506536A - Manufacture of intermediates, sensitising dyes and light-sensitised photographic emulsions : en
  • GB506665A - Improvements in protective systems for electric induction furnace installations : en
  • GB506704A - Improvements in or relating to stenters : en
  • GB506661A - Improvements in or relating to electron multiplier discharge tubes : en
  • DE676427C - Oil firing with a burner device inserted in the combustion chamber door : de en
  • DE676351C - Waterproof rotary switch : de en
  • FR841841A - Linkage device for multiple rim wheels : en fr
  • FR841857A - Device for measuring illuminance : en fr
  • FR841884A - Signaling system for electric cooker : en fr
  • US2160245A - Garment envelope applying device : en
  • US2160500A - Method of recovering metals and paper : en
  • GB506795A - A portable foldable container : en
  • GB506586A - Ovens or kilns for use in the manufacture of earthenware tiles, bricks and the like : en
  • GB506677A - Polysulphonates of aromatic polyalkylene ethers : en
  • DE676345C - Vapor separation device for circulation boiler : de en
  • US2160089A - Airplane : en
  • US2160098A - Fluid cooled elements for radio circuit : en
  • DE676386C - Airplane vehicle toy : de en
  • GB506535A - Manufacture of artificial structures from solutions of cellulose in ammoniacal copper oxide solutions : en
  • GB506794A - Improvements in or relating to electrode constructions for electron discharge tubes : en
  • GB506712A - Improvements in or relating to the cutting of bundles of artificial filaments into staple lengths : en
  • DE676260C - Production of conveyor belts : de en
  • CA381693A - Duplicating machine blockout mechanism : en fr
  • USD114989S - Design for a refrigerating display : en
  • CH205064A - Process for the preparation of terephthaloyl-1- (2 ', 5'-diethoxyanilide) -4-chloride. : de en
  • CA381765A - Metal treating method : en fr
  • US2160210A - Variable load brake : en
  • GB506728A - Improvements in or relating to the manufacture of hard metal carbide articles, and more particularly to hard metal carbide articles of substantial size, such as rolling mill rolls : en
  • CH204821A - Process for the preparation of textile rovings with a view to their subsequent treatment with liquids and installation for the implementation of this process. : en fr
  • CH204855A - Process for the preparation of 1, 4, 5, 8 tetraminoanthraquinone. : en fr
  • FR841986A - Finned radiator : en fr
  • BE434092A - Continuous fire stove : en fr
  • CA381740A - Pharmaceutical composition : en fr
  • CH204847A - Process for the production of a sulfur-containing condensation product. : de en
  • CH204913A - Safety device for flat adjustment hairspring. : en fr
  • SU54937A1 - Coil to rotary drill : en ru
  • US2160531A - Method of making shoes : en
  • US2160781A - Clip forming and clamping machine : en
  • PL28300B1 - A device for determining the direction and speed of a target while it is moving. : en pl
  • US2160763A - Tension device for winding and like machines : en
  • AU107536B2 - Improvements in or relating to radio-receiving sets, the tuning ofwhich is predetermined : en
  • US2160175A - Level wind fishing reel : en
  • PL28310B1 - A method of producing polished calico. : en pl
  • CH204823A - Laundry cleaning facility. : de en
  • US2160081A - Electron discharge tube : en
  • GB506459A - Improvements in throttle valve control devices for internal combustion engines : en
  • GB506570A - Improvements in and relating to means for guiding the conveying belts of a machine for decorticating fibrous parts of plants : en
  • DE676317C - Hydraulic sausage filling machine : de en
  • CA381663A - Posture chair : en fr
  • CH204830A - A swimsuit made mainly from a material that is not very flexible or completely unyielding. : de en
  • US2160191A - Brake control means : en
  • US2160630A - Circuit breaker : en
  • US2160550A - Bottle carrier : en
  • US2160010A - Spinning, twisting, and analogous machines : en
  • US2159991A - Prefabricated building unit and wall : en
  • USD115013S - Design for a knife rack : en
  • USD115035S - Design fob a dress : en
  • DE676259C - Device for drying a web of gravure paper running through a narrow box : de en
  • DE676311C - Device for eliminating the appearances of light spots caused by projection on the screen : de en
  • US2160262A - Explosion door for furnaces : en
  • US2159970A - Radio receiver : en
  • US2159984A - Recovery of acids from sludge : en
  • US2160166A - Loudspeaker : en
  • DE676216C - Pneumatically driven knocking device : de en
  • DE676411C - Process and device for the continuous graining of hot salt melts : de en
  • US2159985A - Beer and method of preparing same : en
  • US2160041A - Barrel truck : en
  • US2160182A - Apparatus for making rubber floor coverings : en
  • US2160382A - Method of making roller bearings : en
  • US2160529A - Flashlight switch : en
  • US2160747A - Safety control for hydraulic brake appliances : en
  • USD115045S - Design for a game apparatus : en
  • US2160672A - Image dissector tube : en
  • PL28370B1 - A method of catalytic conversion of higher boiling hydrocarbons into lower boiling hydrocarbons. : en pl
  • US2160236A - Circuit breaker : en
  • US2160323A - Propeller : en
  • US2160580A - Cracking hydrocarbon oil : en
  • US2160750A - Photographic composing machine : en
  • USD115065S - Design for a bib or similar article : en
  • US2160395A - Device for removing the heads of golf clubs : en
  • US2160158A - Drill : en
  • CA381671A - Dielectric film cut-out : en fr
  • CA381694A - Insecticide : en fr
  • CH204936A - Process for the production of waterproof products, in particular foils and hollow bodies, from cellulose esters and ethers. : de en
  • CH204787A - Window with sliding and opening sash. : de en
  • CH204991A - Surge arresters. : de en
  • US2160772A - Specific gravity indicator : en
  • CH204981A - Installation in high-voltage system for removing hoarfrost on high-voltage overhead lines. : de en
  • US2160290A - Wear resisting alloy : en
  • US2160623A - Control casing : en
  • CH204835A - Machine for opening the cells of the protein base of wheat and other cereals. : en fr
  • CA381613A - Garbage receptacle : en fr
  • US2160185A - Electrically heated brooder : en
  • US2160718A - Detector bar : en
  • DE676236C - Movement device for billboards or the like on doors : de en
  • FR49651E - Method of propulsion within a fluid, and devices for implementing this method : en fr
  • GB506487A - Improvements in or relating to clothes hangers : en
  • AU112938A - Process for the production of high filling gas pressures incandescent lamps and discharge lamps : en
  • BE433623A - Water-repellent-anti-rust paints based on rubber and aluminum or any other pigments : en fr
  • CH204999A - Low frequency induction melting furnace for metals and metal alloys, in particular for magnesium and magnesium alloys. : de en
  • US2160460A - Door fastener : en
  • CA381683A - Brake control for high speed trains : en fr
  • CH204782A - Beam ceiling with packing. : de en
  • US2160696A - Machine for shaping butter and like materials : en
  • FR841861A - Freewheel transmission device with safety device : en fr
  • US2160385A - Power transmitting system : en
  • US2160433A - Garbage can : en
  • DE676303C - Field chair : de en
  • US2160645A - Foundry mold and the like : en
  • GB506819A - Improvements in or relating to the heating or cooling of flat glass : en
  • DE676412C - Process for making river iron by wind freshening : de en
  • DK56238C - Coupling for Trailers for Automobiles and similar Vehicles. : da en
  • FR841950A - Surveying device : en fr
  • DE676275C - typewriter : de en
  • CH204929A - Method of manufacturing a tubular conductor for concentric high frequency cables. : de en
  • CA381660A - Paring, slicing and coring machine : en fr
  • US2160742A - Tube rolling mill : en
  • US2160758A - Expansion joint : en
  • USRE21106E - Variable tread vehicle : en
  • US2160142A - Midget variable resistance device : en
  • US2160342A - Auxiliary calking flange for tunnel lining joints : en
  • SU54872A1 - Device for an objective comparison of frequencies : en ru
  • FR841819A - Improvements to processes and apparatus for heating metals : en fr
  • CA381649A - Brake actuating mechanism : en fr
  • CH204776A - Mixing device inserted in a container. : de en
  • US2160402A - Crankshaft lathe : en
  • US2160513A - Cap : en
  • PL28361B1 - Method for producing a hop extract. : en pl
  • DE676455C - Process for the production of cutlery : de en
  • GB506539A - An improved method of and means for applying constant pressure to liquid fuel : en
  • US2160018A - Refrigerating system : en
  • US2160404A - Electric contact thermometer : en
  • US2160598A - Method of mounting a sput in a metal container : en
  • CH204803A - Storage facility on toilets with seats. : de en
  • CH204959A - Water turbine blade. : de en
  • GB506545A - Improved means for converting reciprocating movement into intermittent uni-directional rotary movement : en
  • GB506649A - Improvements in automatic weighing machines : en
  • CH204960A - Turbine nozzle body for temperatures above 400ºC of the steam or gaseous propellant. : de en
  • CA381625A - Terrestrial globe : en fr
  • CA381744A - Dead end cable clamp : en fr
  • AU107461B2 - Improvements in means for lining pipes with cementitious or other materials : en
  • GB506719A - Improvements relating to aircraft undercarriages : en
  • PL28316B1 - A device for regulating the voltage of alternating current circuits. : en pl
  • DE1467488U - Device for connecting wire or rope ends with actuating elements, such as pull buttons, levers and the like : de en
  • USD115034S - Design fob a dress : en
  • CA381610A - Soap holder and applicator : en fr
  • FR841834A - Metal bottle crate : en fr
  • GB506602A - Improvements in tuning inductances for high-frequency circuits : en
  • CH204891A - Bolt tensioning device on automatic weapons. : de en
  • CH204968A - Ignition device for internal combustion engines that is wired with resistors and capacitors to avoid interference in radio systems. : de en
  • US2160087A - Method and machine for making capped nut blanks : en
  • CA381698A - Sintered hard alloy : en fr
  • PL28315B1 - A fungicide and bactericide containing organic mercury nitrogen compounds. : en pl
  • US2160522A - Method for producing rectangular shaped synchronizing impulses : en
  • FR49679E - : fr
  • FR841888A - Reinforced cement bushel tiles : en fr
  • FR841824A - Electron microscope : en fr
  • FR841851A - Wading device with cap covering the explosive charge in the hunting cartridges : en fr
  • GB506542A - Improvements in or relating to thermionic amplifiers : en
  • GB506702A - Improvements in and relating to the manufacture of pastes : en
  • US2160249A - Process of treating hydrocarbon oils : en
  • USD115018S - Design for an electric motor : en
  • GB506664A - Improvements in or relating to engine-driven electric generator sets for emergency lighting and similar purposes : en
  • CH204873A - Reversing gear for the belt switching device or for balancing devices on writing, calculating or similar machines. : de en
  • US2160563A - Valve manifold : en
  • US2160661A - Penholder for inkstands : en
  • US2160670A - Method of manufacturing hard frittered alloys : en
  • PL28322B1 - Waterproofing agent for hydraulic mortars and method of producing this agent. : en pl
  • GB506547A - Improvements in and relating to electric cables : en
  • FR841885A - Glues in the form of films or films and their manufacturing process : en fr
  • GB506827A - Improvements in or relating to photographic emulsions : en
  • FR841828A - Improvements to electric discharge tubes : en fr
  • FR841899A - Process for splitting carbonaceous materials with application of heat : en fr
  • DE676288C - Adjustable hand-operated device for delaying the star-delta connection : de en
  • DK56222C - Coupling to Relayer that is born with DC over a Rail circuit. : da en
  • US2160469A - Ammunition : en
  • FR841831A - Slotted screw terminal for electrical pipes : en fr
  • GB506494A - Improvements in or relating to mudguards for bicycles and like vehicles : en
  • GB506826A - Improvements in and relating to the veneering of curved articles : en
  • FR841944A - Viewfinder for photographic and cinematographic cameras : en fr
  • GB506432A - Improvements in the manufacture and production of fine metal and alloy powders : en
  • GB506454A - Improvements in or relating to cathode ray tubes : en
  • GB506537A - Improvements in or relating to printing mechanisms : en
  • GB506634A - Improvements in or relating to heat-insulated containers : en
  • FR841987A - Clockwork device : en fr
  • FR49652E - Method of propulsion within a fluid, and devices for implementing this method : en fr
  • FR841900A - : fr
  • FR841912A - Inextensible track with invariable pitch for tractors : en fr
  • GB506548A - Improvements in shuttles for looms for weaving : en
  • GB506593A - Oil-soluble bismuth salts and process for their production : en
  • CH204879A - Sheath for pens, pencils and crayons. : de en
  • DE676344C - Process for the production of high-quality concentrates from aqueous solutions : de en
  • US2160272A - Vehicle wheel : en
  • PL28363B1 - A method of obtaining medicinal preparations from fresh plants or their parts. : en pl
  • SU54879A1 - Nicotine production method : en ru
  • US2160134A - Extensible carpet stretcher : en
  • CA381684A - High speed brake equipment : en fr
  • CH204814A - Thread tensioner. : de en
  • US2160002A - Lighter : en
  • US2160005A - Electrical change-over : en
  • US2160276A - Liquid level indicator : en
  • US2160101A - Apparatus for feeding articles in sorting and like machines : en
  • DK56246C - Cartridge case. : da en
  • CH204918A - Date indicator on a clock. : de en
  • US2159993A - Label and labeling : en
  • US2160647A - Method and apparatus for forming concrete structures : en
  • AU107440B2 - Improved lawnmower knife sharpener : en
  • CA381689A - Welt unit making apparatus : en fr
  • CH204905A - Computing device. : de en
  • GB506637A - Improvements in systems of lighting and of colour filters for viewing and for photography : en
  • GB506722A - Improvements in swivelling screw propellers : en
  • AU107474B2 - Improvements in electric high tension fuses : en
  • AU107475B2 - Improvements in or relating to radio direction finding systems for aircraft : en
  • BE433891A - PROCESS FOR PREPARING A HIGHLY DISPERSIBLE PIGMENT AND THUS OBTAINED PIGMENT : en fr
  • CA381696A - Electron discharge device for television : en fr
  • CA381657A - Horn blowing device : en fr
  • CH205049A - Control device for the auxiliary power of a switching device of change gears, in particular for motor vehicles. : de en
  • AU107485B2 - Improvements in or relating to railway permanent way : en
  • AU202838A - Improvements in or relating to electron multipliers : en
  • US2160096A - Garment : en
  • DK56219C - Process for the Preparation of Alkaline Nitrogenic Esters. : da en
  • GB506512A - Improvements in or relating to suction cleaners : en
  • AU107451B2 - Improvements in wireless direction finding systems : en
  • US2160093A - Direction finding aerial system : en
  • US2160497A - Machinery for making circular and coiled articles : en
  • US2160697A - Abrading apparatus : en
  • US2160617A - Process for closing collapsible tubes by welding : en
  • CA381668A - Electric conductor : en fr
  • US2160058A - Process for preparing hexadecyl amines : en
  • US2160508A - Lubricating device : en
  • DK56233C - Procedure for the Destruction of Insects and Other Living Harmful Organisms. : da en
  • US2160613A - Rotary printing press : en
  • AU112024B2 - Improvements in or relating to devices for scanning films : en
  • US2160776A - Electric warp stop motion : en
  • US2160299A - Game : en
  • USD115075S - Design for a textile fabric or : en
  • US2159961A - Device for spinning artificial silk threads : en
  • US2160269A - Air heating and conditioning unit : en
  • US2160649A - Electrical relay : en
  • USD115026S - Design for a smoking pipe : en
  • US2160414A - Tire-valve chuck : en
  • US2160424A - Electric switch and tripping mechanism therefor : en
  • USD115074S - Design for : en
  • CA381691A - Glass bottle and jar forming machine : en fr
  • GR8240B - PERFECT CAMERA FOR RECEIVING INSTANT PHOTOS IN THE COUNTRY OR INDOOR. : el en
  • PL28290B1 - The method of producing road bitumen and mineral mixtures. : en pl
  • CH205027A - Automat for the output of plans provided with path markings. : de en
  • FR841895A - Secret transmission systems : en fr
  • GB506571A - Process for the preparation of alloys of aluminium and nickel : en
  • GB506675A - Improvements relating to explosive cartridges for the starting of internal combustion engines or other analogous purposes : en
  • US2160504A - Automobile glare shield : en
  • US2160610A - Metallurgical furnace : en
  • AU304838A - Improvements inthe formation of chromium-containing layers on ferrous surfaces : en
  • USD115033S - Design fob a brooch or similar : en
  • US2159998A - Film holder for photographic cameras : en
  • US2160116A - Treatment of mercaptan containing material : en
  • US2160266A - Measuring instrument : en
  • US2160732A - Grooving and surfacing machine : en
  • USD115011S - Design for a bicycle : en
  • USD115021S - Design for a label : en
  • USD115096S - Design fob a dress : en
  • CH204844A - Process for the preparation of a pregnen-5-ol-3-one-20 derivative. : de en
  • DE676297C - Base for electron tubes : de en
  • CH204857A - Device for tensioning hides and skins to be dried. : de en
  • GB506623A - Improved apparatus for removing sediment from horizontal steam boilers : en
  • PL28334B1 - Whisk with coniferous whisk for cotton or similar fibers, : en pl
  • US2160791A - Structural system : en
  • US2160409A - Control for air flow to underfeed stokers : en
  • USD115061S - Design for a sweater or similar : en
  • CA381731A - Wringer release device : en fr
  • CA381741A - Lubricant composition : en fr
  • CA381732A - Inserted blade cutter : en fr
  • CH205044A - Method for storing objects, and installation for implementing this method. : en fr
  • US2160420A - Double row roller bearing : en
  • CA381725A - Bellows oscillating means : en fr
  • SU54878A1 - Device for feeding and clamping bar material in machine tools : en ru
  • DE676308C - Device for grinding all kinds of goods : de en
  • DE676315C - Storage of the drive shaft and the swingable semi-axles of motor vehicles : de en
  • DK56223C - Dielectric Cable for Transmission of Electromagnetic Brackets. : da en
  • FR841993A - Mufflers for internal combustion engines : en fr
  • GB506651A - Improvements in or relating to mechanical fuel stokers for steam boiler furnaces and the like : en
  • AU107467B2 - Improvements in or relating to navigation aiding radio transmitters : en
  • CH205050A - Switchgear and measuring system on motor vehicles. : de en
  • BE433708A - : en
  • CA381770A - Heptacarbocyanine : en fr
  • US2160797A - Electron discharge apparatus : en
  • USD115091S - Design for a dress : en
  • CH204804A - Mechanical strainer. : en fr
  • CH204866A - Attachment device to hang tags. : de en
  • AU199138A - Improvements in or relating to radio navigation aiding systems : en
  • US2160638A - Sound-absorbing unit : en
  • GB506519A - Improvements in and relating to electric discharge devices : en
  • GB506743A - Improvements in or relating to radio direction finders : en
  • USRE21104E - Gabbier relaying system with : en
  • AU205138A - Improvements in Photographic Printing machines : en
  • CH205035A - Call facility for portable messaging devices. : de en
  • USD115015S - Design for a beverage cooler cabinet : en
  • FR841959A - Assembly of tanks in airplanes : en fr
  • US2159982A - Lead alloy and method of preparing the same : en
  • US2160546A - Pedal-car shield : en
  • US2160715A - Machine for making braided wire netting : en
  • US2160725A - Apparatus for decorating glassware and other articles : en
  • USD115023S - Design fob a lady s handbag ok : en
  • CA381621A - Extrusion container manufacture : en fr
  • DE1466952U - : de en
  • FR841855A - Gas protection mask : en fr
  • US2160427A - Die : en
  • US2160708A - Electrical apparatus : en
  • DE660416C - Cine film recorder : de en
  • DE676229C - Device for starting a multi-cylinder internal combustion engine : de en
  • GB506549A - A speed meter : en
  • IE15643L - Cooling of rear engined motor vehicles : en
  • GB506657A - Improved carpet holder : en
  • GB506452A - Improvements in darts : en
  • GB506453A - All-steel supports for mine roadways, under ground air-raid shelters and like miningoperations : en
  • FR841903A - Method and device for metallizing or coating articles by sputtering : en fr
  • US2160799A - Electron discharge device : en
  • CA381642A - Shock-absorber valve : en fr
  • CH204978A - Electric motor. : en fr
  • DE676397C - Carrier made of angle iron for carrier conveyors with shackle chains as traction means : de en
  • GB506528A - Improvements relating to folding wing aircraft : en
  • GB506550A - Improvements in or relating to portable temperature indicating instruments for household and similar purposes : en
  • CA381700A - Printing machine : en fr
  • CH204802A - Cushions for seats and backrests, especially for car upholstery. : de en
  • US2159990A - Exciter lamp : en
  • US2160300A - Dyeing machine : en
  • DE676360C - Automatic device to compensate for voltage fluctuations in networks by means of additional transformers : de en
  • US2160011A - Automobile door locking apparatus : en
  • FR841820A - Refrigeration device for internal combustion engines with liquid cooling : en fr
  • CH205002A - Electric gas lighter. : de en
  • AU227638A - Improvements in and relating to tip trucks : en
  • US2160517A - Combination metal cap and dauber : en
  • US2160595A - Hydraulically operated scraper and the like : en
  • US2160603A - Comparometer : en
  • US2160335A - Grain shocker : en
  • USD115084S - Design fob textile fabric : en
  • US2160021A - Electrode arrangement for cathode ray tubes : en
  • DE676374C - Process for the production of molded parts : de en
  • US2160255A - Match holder : en
  • US2160802A - Heating apparatus : en
  • USD115038S - Design for a cake safe : en
  • US2160160A - Slider for separable fasteners : en
  • CA381675A - Electrolytic apparatus : en fr
  • DE676365C - Process for the production of a large-area electrode system for gas- or vapor-filled discharge vessels and discharge vessel produced according to this process : de en
  • FR841985A - Improvements to processes for the treatment, impregnation or humidification of bulk products, for example organic products and in particular tobacco : en fr
  • US2159988A - Gas and liquid contact apparatus : en
  • US2160768A - Foot guard : en
  • US2160030A - Process for the production of alcoholic solutions of sulphur and metal sulphides : en
  • CA381636A - Advertising game : en fr
  • CA381736A - Compression-ignition engine : en fr
  • CH204917A - Horned watch box. : en fr
  • US2160032A - Printing odometer : en
  • AU465938A - Improvements in and relating to guardrails : en
  • AU483538A - Improvements in or relating to shoe insoles : en
  • DE676295C - Monitoring device for multi-phase systems : de en
  • DE676423C - Moisture or liquid filled alternating current electric machine : de en
  • US2160329A - Potato ricer and press for fruits and vegetables : en
  • GB506600A - Improvements in means for opening and closing doors, windows and the like : en
  • GB506914A - Improved securing device : en
  • GR8241B - CAR SPEED INDICATOR AND ADJUSTER OF THIS INDEX. : el en
  • AU246439A - Improvements in or relating to frequency changers employing electron discharge devices : en
  • CA381643A - Concrete pump : en fr
  • CH204923A - Process for the reduction of oxides of metals of the fifth group of the periodic system of elements. : en fr
  • DK56232C - Garden irrigation device in which liquid fertilizer or concentrated spray liquid is mixed with pressurized water. : da en
  • FR841929A - Safety device perfecting the elastic fixation of the skis on the boots : en fr
  • CH204980A - Shaft for electrical machines, in particular alternators on motor vehicles or aircraft. : de en
  • US2160205A - Folder construction for sheet music or the like : en
  • US2160220A - Bearing : en
  • US2160721A - Lighting equipment : en
  • FR841926A - Improvements in painting to the boss : en fr
  • FR841904A - Method for metallizing or coating articles with a thermally vaporized material : en fr
  • DE676353C - Compressed gas switch with external blowing : de en
  • GB506590A - Improvements in the electrolytic manufacture and production of zinc dust : en
  • US2160739A - Rubber doll : en
  • DE676442C - Sounding hose for pneumatic valley path direction finding : de en
  • DE676289C - Centrifugal speed limiter for electrical machines : de en
  • FR841901A - Anti-rust substance : en fr
  • DE676461C - External band brake, especially for motor vehicles : de en
  • CA381738A - Phonographic apparatus : en fr
  • AU203738A - Improvements in or relating toa degenerative back-coupled amplifying arrangement : en
  • CA381756A - Wire fabric uniting method : en fr
  • US2160112A - Device for reproducing sound : en
  • GB506727A - Improvements in or relating to the copying of coloured photographs : en
  • BE433879A - Ceramic products very resistant to temperature changes and process to manufacture them. : en fr
  • CA381639A - Animal trap : en fr
  • FR49693E - Socket wrench with articulated operating handles : en fr
  • FR841999A - Removable fixing device for letters or signs on road signs : en fr
  • GB506783A - Improvements in and relating to textile finishing processes : en
  • FR841856A - Segment with elastic expander for pistons and other applications : en fr
  • GB506739A - Device for automatic ascertainment of the transmission ratio of a gear coupled to aninternal combustion engine : en
  • GB506628A - Improvements relating to lint removing devices in circular knitting machines and jacks therefor : en
  • GB506803A - Improvements in the manufacture of pigmented artificial fibres, threads and films : en
  • GB506822A - A camera for producing enlargements by translumination : en
  • US2159960A - Safety device for automatic stopping of various electrically driven machines : en
  • US2160654A - Piston ring : en
  • DE676230C - Device for turning off the idle nozzle in carburetors of internal combustion engines : de en
  • FR49747E - Improvements to paper sizing, in particular photographic papers : en fr
  • FR841992A - Apparatus for dry disinfection of razors, surgical instruments and the like : en fr
  • DE676392C - Device for pivoting the axis of rotation of gear parts : de en
  • FR841870A - Process for preparing bile acids with ketone function : en fr
  • US2160053A - Wireless aerial system : en
  • US2160070A - Rectifier system : en
  • US2160364A - Slide fastener : en
  • US2160223A - Manufacture of aliphatic ketonediarylamine antioxidants : en
  • GB506705A - Improvements relating to closures for collapsible tubes : en
  • USD115073S - Design for a handbag : en
  • US2160111A - Shuttle motion for looms : en
  • US2160694A - Wire connector : en
  • USD115042S - Design for a power-driven hand : en
  • CA381667A - Tire casing patch : en fr
  • US2160141A - Book rack : en
  • US2160161A - Furring system : en
  • US2160321A - Electrodeposition of tungsten alloys : en
  • DE676190C - Method of purifying air : de en
  • FR841846A - Plane train : en fr
  • GB506449A - Improvements in or relating to coke oven doors : en
  • US2159969A - Appliance for testing the tension of textile threads or yarn : en
  • DK56216C - Procedure for saturating salt solutions which have become salt-poor by alkali chloride electrolysis : da en
  • US2160473A - Animal sanitary appliance : en
  • US2160506A - Reproduction of sound from record film : en
  • USRE21101E - hines : en
  • GB506517A - Improvements in or relating to electric wave filters : en
  • DE676277C - Road paver for the production of concrete roads : de en
  • US2160618A - Comb brush : en
  • USD114991S - Design for a swing : en
  • USD115010S - Design for a bicycle : en
  • US2160080A - Duplicating machine : en
  • US2160361A - Calculating machine : en
  • US2160390A - Two-way operating mechanism for shutters : en
  • DE676247C - Rotary tubes for roving and spinning machines : de en
  • DE676457C - Device for displaying the field of view imaged in the recording format on playback cameras : de en
  • FR49664E - Improvements to power supply and control systems for synchronous and asynchronous machines : en fr
  • GB506462A - Improvements in tractors provided with gas producers : en
  • DE676264C - Attachment of a porcelain button to the end of a shaped wire or the like, e.g. on the end of a hat hook wire : de en
  • FR841989A - Insulation improvements of conductors or wrapped electrical devices : en fr
  • GB506793A - Improvements in or relating to the dyeing of textile materials comprising cellulose or its derivatives : en
  • FR841954A - Improvements to electronic discharge lamps : en fr
  • US2159978A - Container closure : en
  • USD114994S - Design for sun goggles : en
  • FR841968A - Improvements to the stiffeners of flexible collars : en fr
  • GB506742A - Improvements in electric motor control systems : en
  • US2160677A - Reinforced corrugated sheet : en
  • FR49670E - Method for determining the position of a station using a rotating wireless beacon : en fr
  • FR841826A - Thermostatic switch : en fr
  • GB506456A - A new or improved iron : en
  • GB506511A - Improvements in or relating to suction cleaners : en
  • US2160331A - Automatic gear shifting mechanism : en
  • US2160375A - Water-repellent textile material and process of manufacturing it : en
  • USD115078S - Design for a coat : en
  • FR841918A - Switching device for removing the direct current element from the short-circuit current : en fr
  • GB506587A - Improvements in containers for the storage or transport of goods : en
  • GB506561A - Improvements in hydraulic control systems : en
  • FR841866A - Electric Musical Instrument Improvements : en fr
  • CH204885A - Skis with metal protective edges. : de en
  • DE676217C - Fully rotating metal melting furnace for processing easily oxidizable, contaminated light metal residues : de en
  • DE676273C - Process for the preparation of sulfuric acid emissions from organic compounds : de en
  • FR841988A - Insulation for pipes and electric cables : en fr
  • GB506696A - Improvements in and relating to the electric heating of glass : en
  • PL28362B1 - Electrical device for reproducing any reports by means of weaving and knitting looms. Patent dependent on Patent No. 20308. : en pl
  • US2160196A - Sulphonamide resin : en
  • BE433950A - : en
  • CH204946A - Stop valve for gases and liquids. : de en
  • AU107499B2 - Improvements in Photographic Printing machines : en
  • CH204798A - Floor cleaner. : de en
  • DE676213C - Lubricants for internal combustion engines : de en
  • DE676405C - Visual file : de en
  • FR841972A - Process for the biological decomposition of residual sulphite lye with possible production of ethyl alcohol : en fr
  • PL28364B1 - The bucket, especially the hoist bucket. : en pl
  • SU54867A1 - Adjusting to a horizontal hydraulic riveting press for riveting time : en ru
  • US2160009A - Pipe covering : en
  • US2160139A - Message ejecting mechanism for telegraph printers : en
  • CH204992A - Spark gap with ionization device. : de en
  • CA381772A - Railway vehicle control device : en fr
  • US2160719A - Pregnanolones and methods for producing the same from pregnandiols : en
  • US2160766A - Automatic pressure controlled gate valve : en
  • USD115080S - Design for embroidered textile : en
  • GB506562A - Improvements in gas-tight seals whereby electric conductors pass into a vitreous envelope : en
  • DE676265C - Lubricating device for the storage of a spindle with a high rotation rate : de en
  • US2160734A - Self-winding recording device : en
  • US2160743A - Door actuating mechanism for locomotive tender fuel doors : en
  • GB506436A - Improvements relating to screw-thread cutting or grinding machines : en
  • GB506818A - Improvements in carburettors : en
  • DK56248C - Carriage for Amusement Parks. : da en
  • FR841919A - Improvements to magnetic traffic detectors : en fr
  • FR49666E - flexible mine prop : en fr
  • GR8244B - WAVE NUT FOR USE OF TENTS. : el en
  • US2160091A - Transmission synchronizer : en
  • DE676334C - Ultra-short wave receiving arrangement : de en
  • FR49669E - Device to prevent bumps or shocks produced on the wheels from being transmitted to the drawbar of animal or mechanical traction vehicles : en fr
  • US2160131A - Wave motion machine : en
  • FR841852A - Lighting device combined with a radio station : en fr
  • GB506595A - Improvements in a method and means for protection against poison gas and the like : en
  • USD115028S - Design for a sandal ob similar : en
  • DE676460C - Flying boat with disappearing fins : de en
  • CA381692A - Water paint : en fr
  • FR841864A - Improvements made to switches or other similar devices : en fr
  • GB506530A - Improvements in gas-tight junctions between lead-in wires or conductors and ceramic parts in electric discharge devices : en
  • FR841848A - Daytime and night-time advertising method : en fr
  • CA381761A - Textile fabric : en fr
  • DE676240C - Device for filling brakes and brake line networks with the brake fluid : de en
  • DE676248C - Splash protection on water running shoes : de en
  • GB507356A - A method of and apparatus for applying surfacing material to roads : en
  • CA381665A - Caster : en fr
  • CH204816A - Automatic shuttle change device for a loom. : en fr
  • AU202738A - Motor driven multiple machine gun : en
  • SU54944A1 - Buoy loading material : en ru
  • US2159973A - Gelatinized high explosive composition and method of preparation : en
  • CH204899A - Follow-up control device with auxiliary motor on measuring devices. : de en
  • AU107442B2 - Improved decorative surfacing composition : en
  • DE676328C - Process for hot filtration of cooked wort : de en
  • FR841863A - Improvements to rubber articles working under tension : en fr
  • CA381729A - Polyvinyl acetal resin plastic : en fr
  • GR8238B - AUTOMATIC CANNABE PROCESSING MACHINE. : el en
  • CA381659A - Feeding nipple : en fr
  • CA381715A - Carcass tongue protector : en fr
  • CH204815A - Machine for removing thread remains from spools. : en fr
  • CH205077A - Electrically heated oven. : de en
  • CH205014A - Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine. : de en
  • CH205034A - Telephone device with local battery circuit and inductor. : de en
  • AU107471B2 - Control device for radio receivers andthe like : en
  • CH204851A - Process for the preparation of an azo dye. : de en
  • AU107574B2 - Photographic emulsions containing alkyl quaternary salts of thiazoles andthe like asanti-foggants : en
  • CA381615A - Engine fuel injection apparatus : en fr
  • PL28330B1 - A device for measuring and marking fabrics. : en pl
  • CH204937A - Machine for grinding rolling elements with a curved generator. : de en
  • DE676456C - Device for sifting dust-like material in the air stream : de en
  • US2160068A - Window mounting : en
  • US2160405A - Magnetic work holder : en
  • USD115088S - Design fob a ktjg : en
  • US2160186A - Drafting mechanism : en
  • US2160664A - Tap wrench : en
  • US2159972A - Swimming device : en
  • US2160684A - Flame arrester : en
  • US2160761A - Dredging machine : en
  • US2160234A - Conveyer : en
  • US2160641A - Stoker structure : en
  • CH205060A - Link for the assembly of bars, in particular of tubular metal constructions. : en fr
  • US2160425A - Target : en
  • AU491338A - Arrangement for spraying the printed sheet coming from a printing press, in order to prevent off-setting of the fresh impression : en
  • US2160201A - Manufacture of filter tip cigarettes : en
  • US2160356A - Geophysical instrument : en
  • US2160489A - Spreader for building concrete : en
  • US2160549A - Air conditioning device : en
  • CA381635A - Waterproof container for bathers : en fr
  • IE15705L - Indicating mechanism for weighing or other apparatus : en
  • SU54880A1 - Apparatus for producing concentrated salt solutions : en ru
  • US2160349A - Game device : en
  • US2160572A - Process for stabilizing fatty oil polymers : en
  • US2160148A - Treatment of aluminum ores : en
  • DE676257C - Cover rail for letter folder u. Like. With clamping wires that are tensioned by pressing down a vertically movable push button : de en
  • US2160655A - Oscillation generation and control : en
  • DE676243C - Method and device for the production of insoles : de en
  • SU54935A1 - Tool for the formation of c d : en ru
  • US2160554A - Harness cam control : en
  • US2160146A - Duplex snap fastener attaching machine : en
  • US2160671A - Electrical measuring method and means : en
  • DE676256C - Process for dyeing or printing textiles made from cellulose esters or ethers : de en
  • FR49676E - Process for improving glass glazes and enamels : en fr
  • AU107496B2 - Improvement in impulse generator ofthe electron beam type : en
  • AU198938A - Improvements in or relating to frequency multiplying and amplifying arrangements : en
  • GB506659A - Improvements in or relating to remote control systems for volume or gain control of electron discharge device amplifiers : en
  • DE676293C - Electromotive drive for feed and adjustment devices in machine tools and other work machines : de en
  • FR841806A - Discharge vessel, gas or vapor atmosphere, for high operating voltages : en fr
  • FR841843A - Successive multiple emission electronic discharge devices : en fr
  • GB506534A - Improvements in or connected with winches for use with tractors : en
  • GB506701A - Improvements in or relating to lifting apparatus for vehicles : en
  • US2160120A - Feed dog for sewing machines : en
  • USD115002S - Design for an audible signal unit or : en
  • USD115094S - Design for a dress : en
  • US2159967A - Oxides of amino acids : en
  • US2160476A - Machine tool : en
  • US2160745A - Propeller for aircraft and the like : en
  • IE15347L - Operating circuits of h.p.m.v. lamps : en
  • US2160542A - Oxygen liberating compositions : en
  • FR841962A - Manufacturing process for ethylene perchlorinated : en fr
  • GB506656A - Improvements in method and apparatus for manufacturing fibreboard : en
  • US2160062A - Pressure system : en
  • DE676445C - Device on pressure medium power switches, especially for small regulators : de en
  • DE676448C - Display device for stock levels : de en
  • PL28336B1 - Massive electric hob. : en pl