• US2201774A - Apparatus for removing carbon and other deposits from internal combustion engines : en
  • USD120675S - Design for an inflatable toy boat : en
  • DK57623C - Directions to Bicycles and Motorcycles. : da en
  • US2201820A - Chocolate product : en
  • US2201586A - Ice tray : en
  • US2201404A - Coupling for tubes and pipes : en
  • FR855902A - Process for manufacturing tennis rackets and rackets obtained by applying this process : en fr
  • US2201214A - Machine for operating on sheet metal : en
  • US2201911A - Nut sheller : en
  • US2201659A - Apparatus for measuring potentials : en
  • US2201954A - Grinding machine : en
  • AU110574B2 - A tidy for cottons, sewing silks andthe like : en
  • US2201336A - Typographical casting machine : en
  • US2201880A - Electron discharge device : en
  • US2201361A - Casing for mattresses and the like : en
  • US2201422A - Pressure arm structure : en
  • USD120642S - Design foe a camera tripod head : en
  • DE691255C - Electric waveband filter : de en
  • US2201483A - Arrangement for the balancing of electrodes of electrical arc furnaces : en
  • US2201734A - Pulpstone : en
  • US2201836A - Magnetic motion amplifier : en
  • US2201174A - Automatic steering system for aircraft : en
  • US2201216A - Electron tube : en
  • AT158812B - Containers made of foldable materials and processes for their manufacture. : de en
  • FR855948A - Box for the transport and storage of ice cream or the like : en fr
  • CA388817A - Sheet feeder : en fr
  • CA388830A - Textile machine : en fr
  • US2201724A - Toy block and puzzle : en
  • CA388748A - Diaphragm pump : en fr
  • US2201424A - Water bag : en
  • US2201522A - Method of making zinc sulphide : en
  • DE691224C - Pneumatic main post for turning operation : de en
  • FR855773A - Device for cleaning parquet floors : en fr
  • US2201912A - Shock absorbing and load equalizing or stabilizing means : en
  • AU224839A - Cane cutter and planter : en
  • AT158822B - Automatic clamping device. : de en
  • CA388753A - Watch movement : en fr
  • DE691372C - Arrangement for remote control by synchronous actuation of pushbutton switches : de en
  • GB521457A - Improvements in or connected with machines for decorticating sisal and like fibrous material : en
  • AT158766B - Structural steel made of austenitic chromium-nickel steels that is exposed to high temperatures. : de en
  • US2201635A - Upward acting door with cable actuating mechanism : en
  • US2201818A - Electronic discharge device : en
  • DE691217C - Crawler undercarriage for excavators, cranes and other devices with a rotating upper part : de en
  • DE691346C - Speed change transmission : de en
  • US2201182A - Machine tool : en
  • US2201508A - Manufacture of zirconium compounds : en
  • US2201760A - Manufacture of alkali metal cyanide : en
  • US2201884A - Polymeric material : en
  • US2201245A - Cathode ray projection tube : en
  • GB521346A - Improvements in and relating to the propulsion and steering of vehicles : en
  • DE691243C - Method for fastening Kloeppeln in insulators : de en
  • US2201966A - Arc tube system : en
  • USD120690S - Design for a dress : en
  • CA388799A - Circuit interrupter : en fr
  • US2201925A - Combined ironing board and iron support : en
  • AT158824B - Oil brake for trailers of motor vehicles. : de en
  • US2201291A - Beam scale : en
  • US2201687A - Vehicle signal system : en
  • DE691311C - Electrically operated hand grinder for grinding valve seats : de en
  • GB521553A - Improvements in and relating to the tempering of hollow glass articles : en
  • US2201579A - Electric attachment device : en
  • US2201642A - Inductive regulator for coarse and fine regulation : en
  • GB521441A - Hydraulic brake : en
  • FR855841A - electrode for medical electrolysis and electrophoresis : en fr
  • US2201152A - Ingredient cabinet : en
  • US2201390A - Fluorescent lamp : en
  • FR855996A - Improvements in steelmaking : en fr
  • GB521434A - Improvements in screw conveyors : en
  • US2201382A - Welt : en
  • DE691430C - Burners for liquid or gaseous fuels : de en
  • FR855923A - Process for precipitating copper using nickel : en fr
  • AU110578B2 - Improvements in and relating to retaining catches for sliding windows : en
  • US2201153A - Lighting and air impelling device : en
  • US2201190A - Dental device : en
  • US2201893A - Engine and propeller : en
  • US2201772A - Woven tape : en
  • USD120703S - Design for a child s coat : en
  • AT158774B - Trip device for synchronous disconnection of a circuit breaker. : de en
  • GB521429A - New or improved appliance for use in delivering molten sealing wax : en
  • US2201421A - Fountain pen for solid ink : en
  • DE691229C - Process for the preparation of water-soluble sulfonated phosphatides : de en
  • AU110568B2 - Improvements inthe manufacture of hydroxy-aldehydes and hydroxy-ketones : en
  • AU250639A - Brake mechanism for trailers of motor vehicles : en
  • CA388797A - Electric cable fixture : en fr
  • GB521351A - Improvements relating to brake drums and hubs for the wheels of vehicles of all kinds and to the manufacture thereof : en
  • DE691333C - Test clamp : de en
  • DE691269C - Welding pipe connection : de en
  • FR855783A - Aircraft : en fr
  • US2201209A - Fuse : en
  • US2201660A - Implement hitch : en
  • DE691401C - Process for the production of ceramic dry molding compounds : de en
  • GB521509A - Improvements in or relating to the manufacture of lake pigments : en
  • GB521507A - Improvements in and relating to apparatus for heating or cooling air : en
  • GB521569A - Improvements in collars for personal wear : en
  • GB521557A - Improvements in or relating to hinges : en
  • FR855855A - Device for checking the dimension of the sphericity of the balls : en fr
  • DE691400C - Air pistol : de en
  • FR855819A - Rubber dispersions in polar aliphatic compounds : en fr
  • FR855933A - Improvements to systems and devices for detecting sound sources : en fr
  • FR855788A - Process and products for the destruction of parasites : en fr
  • FR855979A - Suspension mode for vehicles : en fr
  • US2201485A - Tool retainer : en
  • US2201839A - Revolvable car seat construction : en
  • FR856008A - Remote indication, transmission or reproduction, and servo-control processes, and resulting apparatus : en fr
  • CA388851A - Measuring instrument : en fr
  • US2201277A - Cigarette dispenser : en
  • US2201449A - Sewing machine : en
  • US2201525A - Lubrication of internal-combustion engines : en
  • US2201676A - Clutch : en
  • GR9022B - SIMPLE WATERFLOWER. : el en
  • US2201202A - Armor plate : en
  • US2201259A - Fractionation of chlorinated ketones by steam distillation : en
  • US2201748A - Rotary mixer : en
  • US2201423A - Process for treating liquids containing nitric and hydrochloric acids : en
  • US2201428A - Dental amalgamator : en
  • US2201783A - Condenser apparatus : en
  • US2201936A - Antifreeze device : en
  • GR9015B - COMPOSITE ROBBER AND MARTIN OVEN. : el en
  • CA388827A - Electrostatic separation process for ore particles : en fr
  • US2201680A - Interior pipe cleaner : en
  • US2201263A - Playing racket : en
  • IE15803L - Tempering glass : en
  • FR855910A - Process for vaporizing metals such as zinc and furnace applicable to the execution of this process : en fr
  • FR855872A - Low current consumption automatic contactor : en fr
  • US2201501A - Igniter : en
  • DK57625C - Procedure for removing hair residues from slaughtered and dehaired pigs. : da en
  • FR855792A - Improvements to containers for liquefied gases : en fr
  • GB521474A - Improvements in or relating to variable drive transmitting mechanism : en
  • GB521363A - Improvements in means for photographically recording the indications of an instrument : en
  • FR855757A - Glazed frame and process for obtaining it : en fr
  • FR855936A - New electric lighting device and its various applications : en fr
  • FR856023A - Improvement in spray containers : en fr
  • FR856018A - Sliding coupling for cinematographic devices : en fr
  • US2201301A - Centrifugal separating device : en
  • US2201750A - Modified resinous condensation products of methyl vinyl ketone and formaldehyde, and process of producing same : en
  • US2201952A - Cigar lighter : en
  • FR855882A - Colorimeter : en fr
  • US2201373A - Automatic jack device for automobiles : en
  • US2201374A - Ventilating device : en
  • US2201665A - Conveyer belt : en
  • US2201797A - Process of producing molding composition from lignin and formaldehyde : en
  • DE691340C - Device for producing endless sound films : de en
  • US2201598A - Flatiron stand : en
  • US2201700A - Abrasive composition : en
  • US2201757A - Lady's handbag and the like : en
  • GB521573A - Improvements in clasps : en
  • US2201223A - Hair waver : en
  • US2201234A - Torque indicating wrench : en
  • US2201314A - Cooling system : en
  • US2201558A - Still for re-refining used crankcase oils : en
  • US2201720A - Thermionic cathode structure : en
  • GB521431A - Improvements in or relating to pockets for garments : en
  • GB521411A - Improvements in or relating to the fuel supply of internal combustion engines : en
  • US2201367A - Coloring acetate artificial silk : en
  • US2201565A - Guide ray or beacon course method : en
  • GB521487A - Means for utilising pulverised coal for heating furnaces : en
  • US2201869A - Tuning device for string instruments : en
  • US2201536A - Stringed instrument tuner : en
  • US2201832A - Caliper gauge : en
  • US2201398A - Safety control for gas burning appliances : en
  • CA388866A - Brake shoe linkage : en fr
  • DE691245C - : de en
  • FR856021A - Apparatus for spreading powdery materials on plants : en fr
  • FR855947A - Syringe : en fr
  • FR855982A - Improvements to mechanical carpet brooms : en fr
  • US2201828A - Change scoop : en
  • CA388782A - Lip and garment protector : en fr
  • US2201426A - Grease injecting apparatus : en
  • US2201144A - Clip for spectacle cases : en
  • FR855983A - Improvements to sand treatment equipment : en fr
  • DE691378C - Arrangement for generating auxiliary arcs in six- or multi-phase arc converters, in particular Marx converters : de en
  • GB521548A - Improvements in tubular heat exchange apparatus : en
  • DE691347C - Method and device for manufacturing bottle caps : de en
  • DE691228C - Drive device for wrapping devices of all kinds, especially jiggers : de en
  • FR855840A - Method and device for compensating for backlashes which occur between adjacent parts of control devices : en fr
  • US2201176A - Variable speed power transmission mechanism : en
  • US2201712A - Signaling system : en
  • US2201826A - Bracket and manufacture thereof : en
  • USD120611S - Design for a pin ob similar article : en
  • USD120652S - Design for a combination desk unit : en
  • DE691216C - Housing made of light metal for the differential gear of motor vehicles : de en
  • US2201520A - Fume digester : en
  • US2201604A - Sheet feeder : en
  • US2201729A - Degreasing metal and like nonabsorbent articles : en
  • GB521414A - Improvements in aircraft wing construction : en
  • US2201937A - Chuck : en
  • US2201940A - Alternating current rectifier : en
  • USD120633S - Combined grave marker and flower holder : en
  • DE691288C - Invalid self-driving car with hand levers that drive the car using push rods and cranks : de en
  • FR855931A - Rotary duplicator with wetting device : en fr
  • US2201674A - Electrical terminal : en
  • US2201232A - Electrical musical instrument : en
  • US2201644A - Lock structure for automobile doors : en
  • USD120656S - Design for a photographic enlarger : en
  • USD120667S - Idler bracket for conveyers or the like : en
  • US2201327A - Robe rail mounting : en
  • AT158848B - Water post. : de en
  • US2201140A - Typographical composing and casting machine : en
  • US2201670A - Power transmission mechanism : en
  • DK57610C - Procedure for Increasing the Light Density of Pencil Strips. : da en
  • CA388845A - Sound recording apparatus on films : en fr
  • US2201475A - Amalgamator : en
  • USD120674S - Design for a smoker s pipe : en
  • DE691225C - Device for the execution of the air setting process for the preparation of dry, medium and fine grain mixtures : de en
  • DE691370C - Arrangement for echo and feedback blocking : de en
  • US2201266A - Grille : en
  • DE691381C - Sliding gate made from individual gate panels : de en
  • FR856028A - Adjustable width wedge heel : en fr
  • GB521415A - Improvements in or relating to the production of carbon monoxide : en
  • US2201582A - Die : en
  • DE691394C - Control device for power machines, in particular water turbines : de en
  • GR9025B - SULTIFICATION DEVICE FOR AIR COMPRESSION. : el en
  • FR855946A - Light-solid tanning substances and their manufacturing process : en fr
  • GB521523A - Improvements in and relating to methods of and means for preparing candies and like articles for wrapping : en
  • CA388850A - Gauging device : en fr
  • US2201454A - Surface plate assembly : en
  • US2201646A - Gauge for pulling over machines : en
  • US2201895A - Rotary plug valve with spherical plugs : en
  • GB521526A - An improved ice skate : en
  • US2201359A - Burial vault mold : en
  • US2201270A - Apparatus for allaying dust from rock drills : en
  • DE691342C - Method for impregnating paper tubes, in particular for the purpose of producing artificial sausage casings : de en
  • GB521356A - Improvements in or relating to electromagnetic deflecting coils for cathode ray tubes : en
  • FR855764A - Method of heating or cooling powdery materials : en fr
  • FR855888A - Improvements to flexible wire switches : en fr
  • GB521406A - Process for improving textile fabrics : en
  • GB521571A - Improvements in coloured concrete building structures : en
  • FR855927A - Improvements made to the slabs, or even to the constructions that must include them : en fr
  • GB521490A - Improvements in and relating to noise limiting circuits for carrier wave communication systems : en
  • GB521534A - Improvements relating to chimney, ventilator and other cowls : en
  • US2201532A - Toy : en
  • US2201571A - Brake cylinder device : en
  • FR855772A - Method of electrical formation of static rectifiers : en fr
  • US2201527A - Target and projectile receiver : en
  • CA388777A - Record keeping device : en fr
  • AT158800B - Method of obtaining dihydro-follicular hormone from the urine of pregnant mares. : de en
  • US2201163A - Lubricating apparatus : en
  • US2201322A - Sheet metal container : en
  • DE691326C - Steel alloy for permanent magnets : de en
  • FR855802A - Electric discharge tube : en fr
  • US2201132A - Typographical slug casting machine : en
  • AU317239A - Method and means for introducing mercury into electrical devices : en
  • US2201754A - Mercury switch : en
  • US2201633A - Typographical slug casting machine : en
  • GB521368A - Improved method and device for dosing flushing systems : en
  • US2201506A - Drier for hair and the like : en
  • DE691261C - pantograph : de en
  • DE691380C - : de en
  • DE691223C - Drive for scraper conveyor : de en
  • FR856016A - Apparatus for uniformly spreading sand and powdery chemicals : en fr
  • FR855853A - Filtering device for controlling the impurity content of all liquids : en fr
  • GB521543A - Improvements in or relating to electric protective arrangements : en
  • US2201509A - Spring clip device : en
  • US2201899A - Shoe repairing machine : en
  • US2201561A - Telegraph call selector and monitoring apparatus : en
  • US2201432A - Engine starter : en
  • US2201639A - Two wheeled motor vehicle : en
  • USD120663S - Design for a bottle or similar article : en
  • FR855798A - Plastic contact : en fr
  • FR855756A - Die forging press : en fr
  • FR855887A - Magnetic steering wheel for motorcycles and other applications : en fr
  • GB521365A - Improvements in the biological purification of sewage, or gases or both : en
  • GB521398A - Improvements in air-supply devices for rear-engined air-cooled motor vehicles : en
  • GB521435A - Improvements in or relating to piezo-electric devices : en
  • DE691328C - Voltage display device for rail vehicles operated with high voltage alternating current : de en
  • DE691219C - Direction indicators for vehicles, especially for motorcycles and bicycles : de en
  • DE691429C - Shaft firing for burning lignin in a rising air stream : de en
  • FR855988A - Arc welding system : en fr
  • FR855886A - Method and means for water purification : en fr
  • FR855967A - Improvement in waterproof clothing : en fr
  • FR855776A - Metalloplastic folding ruler and double ruler : en fr
  • US2201490A - Inclined hinge : en
  • US2201515A - Recording apparatus : en
  • DE691413C - use of wheel grip : de en
  • DE691221C - Hardening material : de en
  • US2201592A - Closure for receptacles : en
  • US2201621A - Steam boiler and power plant regulation : en
  • US2201716A - Knitting machine : en
  • FR855837A - Process for preparing mixtures composed of gutta-percha or balata : en fr
  • GB521396A - Improvements in and relating to the production of phenol-aldehyde synthetic resins : en
  • GB521494A - Improvements in machines for producing rubber sheet from coagulated latex : en
  • US2201211A - Thyrite protective device : en
  • US2201769A - Switch for refrigerating apparatus : en
  • GB521370A - Improvements in or relating to grinding and abrading machines : en
  • FR855909A - Improvements made to parachute equipment, in particular harness type : en fr
  • US2201467A - Lipstick applicator : en
  • USD120665S - Design fob a textile floor covering or similar article : en
  • US2201468A - Collapsible drum : en
  • USRE21458E - Magnetron modot : en
  • US2201388A - Electric organ : en
  • US2201739A - Piston : en
  • US2201767A - Lubricating oil : en
  • US2201242A - Wringer gear head structure : en
  • US2201593A - Honing tool : en
  • US2201149A - Clutch mechanism : en
  • US2201420A - Abrading machine : en
  • USD120643S - Design for a game board : en
  • FR855903A - Hair waving pliers with accumulation chamber on independent heating bodies : en fr
  • GB521385A - Smoking pipe : en
  • FR855857A - Secret direction radio wave emission system and devices implementing it : en fr
  • US2201867A - Centrifugal fan casing : en
  • US2201929A - Treatment of fibers or fibrous materials containing keratin : en
  • US2201786A - Equalizer support for enameled tanks during firing : en
  • US2201781A - Hatch cover : en
  • FR855881A - Improvements to elastic joints and embodiments : en fr
  • DE691280C - Device for alternating demonstration of plastic structures, characters or the like by means of an elastic plate that can be deformed by suction or pressure : de en
  • DE691282C - Winding device for webs, especially paper webs : de en
  • FR855762A - Purification process for organic compounds : en fr
  • DE691281C - Device for draining the white water from paper machines : de en
  • FR856027A - Bathtub : en fr
  • US2201920A - Hot metal car : en
  • GB521464A - Improvements in apparatus for straightening the weft in woven fabrics : en
  • FR855765A - Rotary crusher : en fr
  • US2201685A - Washing machine : en
  • CA388784A - Carbureter : en fr
  • DE691294C - arnpreparation machines, hacking machines, etc. like : de en
  • DE691308C - Single roller mill : de en
  • US2201647A - Air conditioning apparatus : en
  • USD120644S - Design for an overshoe : en
  • DE691368C - Device for the automatic connection and disconnection of a compressed air friction brake to or from a fluid circulation brake : de en
  • DE682093C - Device for adjusting the clamp plates on buttonhole sewing machines : de en
  • DE691310C - Chassis for motor vehicles : de en
  • FR855939A - New very wide field self-limiting reflector : en fr
  • US2201376A - Clock : en
  • US2201814A - Process of dyeing : en
  • GB521449A - Improvements in or relating to torque overload release devices : en
  • FR855981A - Improvements to propeller hubs : en fr
  • US2201262A - Process for treating cotton materials : en
  • FR855820A - Method and device for transmitting or receiving television signals : en fr
  • FR855835A - Polymerization products, their aqueous emulsions and process for preparing these products : en fr
  • USD120627S - Frame for pictures and the like : en
  • USD120709S - Design for a dress : en
  • US2201544A - Polymeric condensation products : en
  • FR855987A - Rocket for free fall bombs : en fr
  • US2201238A - Taping mechanism : en
  • GB521477A - Improvements in television systems : en
  • GB521582A - Improvements in or relating to distant control electric apparatus for signalling from a central station over the supply main : en
  • FR855767A - Variable tilt conveyor device : en fr
  • GB521359A - Improvements in or relating to hot air engines operated by oil burners : en
  • USD120612S - Design for a pin ob similar article : en
  • FR855995A - Device for detection of insulation faults : en fr
  • USD120610S - Design for a sink scoop : en
  • AT158832B - Multi-stage amplifier with positive and negative feedback. : de en
  • US2201812A - Process of concentrating and dialyzing waste pulp liquor and the product thereof : en
  • USD120721S - Design foe, a combination hood and muffler : en
  • DE691210C - air cleaner : de en
  • DE691265C - Device on a lighter for pressing the iron stone against the friction wheel : de en
  • DE691424C - Metal bending machine for bending U-shaped profiled bars : de en
  • US2201183A - Machine tool : en
  • US2201559A - Earth induction compass : en
  • US2201683A - Plant comprising pressure medium generators working in parallel : en
  • GB521495A - Improvements in or relating to safety valves for steam generators : en
  • GB521417A - Improvements relating to solvent-extraction processes : en
  • US2201575A - Machine for transferring fluids : en
  • USD120647S - Design for a combined vase and candlestick : en
  • US2201626A - Steam generating apparatus : en
  • US2201723A - Cast refractory block and method of producing the same : en
  • DE691301C - Method of manufacturing sterile filters : de en
  • GB521532A - Improvements in or relating to substances for use as auxiliaries in baking mixtures and to methods of producing the same : en
  • DE691349C - Feed regulator for blowroom machines : de en
  • US2201383A - Shoe : en
  • FR855969A - Accordion prints and production process : en fr
  • GB521339A - Magnetic apparatus for detecting the passage of vehicles and other traffic : en
  • GB521470A - Improvements in coin-freed vending machines : en
  • GB521525A - Improvements in or relating to the production of rock wool products : en
  • DE691314C - Bucket chain excavator for opening up and expanding open-cast mining by means of a bucket ladder, the lower end of which is mounted on an independently movable support car, vertically and horizontally : de en
  • GB521456A - Improvements relating to the manufacture of rectifier elements of the dry surface contact type : en
  • DE691382C - Process for the production of records, in particular recording records, from vinyl polymers : de en
  • DK57620C - Bath and procedure for electrolytic precipitation of metallic zinc. : da en
  • FR855906A - Improved device, intended to improve the casting of ingot molds and to protect the base of said ingot molds : en fr
  • GB521358A - Improvements in or relating to dog collars and dog harness : en
  • FR855957A - Photographic shutter : en fr
  • AU110596B2 - Improvement in sizing or grading machines : en
  • AT158762B - Control for pneumatic hammers. : de en
  • AT158802B - Heat exchanger. : de en
  • CA388809A - Crystallin anhydrous monocalcium phosphate for baking preparations : en fr
  • FR855878A - New coating product for ingot molds and apparatus for its installation : en fr
  • FR855962A - Electrode holder for continuous electric resistance welding machines : en fr
  • USD120613S - Design fob a combination kitchen tool : en
  • USRE21452E - Design for a lamp standard : en
  • AT158821B - Electromagnetically controlled injection valve for internal combustion engines. : de en
  • GB521484A - Improvements in or relating to presses : en
  • US2201581A - Flying cutting device : en
  • US2201802A - Game : en
  • CA388865A - Railway car truck and swing bolster : en fr
  • AT158783B - Camp. : de en
  • US2201393A - Engine starter control : en
  • US2201630A - Stick chair : en
  • US2201856A - Vehicle lighting equipment : en
  • USRE21454E - Fibroin spinning solutions : en
  • FR856046A - Products that suppress the condensation of fogs on glass, metal or other surfaces : en fr
  • DE691339C - Process for the preparation of concentrated aqueous theophylline solutions : de en
  • DE691335C - counter and a time motor, driven epicyclic gear : de en
  • US2201460A - Metallic reduction process : en
  • USD120706S - Design for a dress : en
  • CA388779A - Boat and ship hull : en fr
  • CA388776A - Rail joint welding method : en fr
  • GB521426A - Improvements in or relating to priming devices for starting internal combustion engines : en
  • GB521530A - Improvements in or relating to paper cartons or containers : en
  • CA388839A - Piston ring manufacture : en fr
  • GB521372A - Improvements in or relating to mirrors : en
  • US2201924A - Can end feeding and marking mechanism : en
  • GB521419A - Improvements relating to telephone systems : en
  • GB521503A - Improvements in or relating to the generation of impulses : en
  • US2201753A - Comb : en
  • US2201311A - Apparatus for indicating the position of devices in pipes : en
  • US2201517A - Gauge line wiper : en
  • US2201946A - Control system : en
  • FR855771A - Process for casting light metals : en fr
  • US2201219A - Drill bit : en
  • CA388757A - Razor blade sharpener : en fr
  • CA388833A - Railway car coupler : en fr
  • AU110597B2 - Improved appliance for use in attaching soles to welted footwear with adhesive : en
  • AU202439A - Improvements relating to drawbar attachments for connecting implements to tractors : en
  • US2201204A - Mechanism for selectively reproducing, repeating, and charting sound record material : en
  • US2201737A - Car roof with movable sections : en
  • US2202730A - System of electric distribution : en
  • USD120664S - Lipstick container or similar article : en
  • US2201625A - Fluid heating process as applied to vapor generation : en
  • US2201494A - Combination doorknob : en
  • USRE16875E - : en
  • DE691336C - Vacuum-tight current introduction, especially for overpressure discharge lamps : de en
  • US2201237A - Composition of matter and method of producing : en
  • US2201606A - Automatic exposure control : en
  • US2201721A - Thermionic cathode structure : en
  • US2201922A - Strut for cycles and similar vehicles : en
  • US2201167A - Gaseous-discharge device : en
  • US2201261A - Arm rest : en
  • US2201731A - Discharge tube electrode assembly : en
  • US2201505A - Lathe attachment : en
  • USD120653S - Design for a toy figure : en
  • US2201139A - Price marker : en
  • US2201351A - Fishing leader : en
  • US2201830A - Window ventilator : en
  • AT158770B - Process for carrying out gasoline synthesis. : de en
  • GB521377A - Improvements in inking pads : en
  • GB521465A - Improvements in windows, doors and like closures : en
  • USD120716S - Design for a hand mirror frame or the like : en
  • GB521469A - Improvements in or connected with fuel economisers or feed water heaters and like apparatus for effecting transfer of heat : en
  • CA388815A - Glass working apparatus : en fr
  • DE691431C - Device for identifying the footsteps of a human foot : de en
  • US2201842A - Wringer : en
  • FR855914A - Method of mounting diamonds on tools : en fr
  • CA388810A - Anhydrous monocalcium phosphate : en fr
  • GB521575A - Process for the preparation of amino-alkoxy-diphenyl derivatives : en
  • AU210739A - Improvements in or relating tothe cylinders of engines : en
  • CA388754A - Leather tubular article manufacture : en fr
  • DE691379C - Arc welding system with two automatically moving back and forth holders for coated electrodes : de en
  • DK57612C - Procedure in the manufacture of steel alloy articles. : da en
  • GR9018B - HOW TO MAKE ALDEHDS AND ALCOXY 4 OXYVENZOES AND VANILINE ITSELF. : el en
  • US2201617A - Steam generating apparatus : en
  • US2201889A - Colloidal mill : en
  • DE691277C - Zigzag sewing machine : de en
  • CA388878A - Crepe fabric : en fr
  • GB521546A - Improvements in or relating to reversing gear : en
  • US2201154A - Brew handling and dispensing apparatus : en
  • US2201243A - Wheel bearing for plows : en
  • US2201244A - Safety guard : en
  • US2201779A - Ornamental covering for containers : en
  • FR855784A - Sedimentation method and apparatus : en fr
  • US2201230A - Apparatus for ascertaining the depth focus of a lens : en
  • GB521418A - Improvements in closures for containers : en
  • USD120650S - Bicycle handle bar extension stem : en
  • DE691428C - Process for the production of rod grids for electron tubes from rods whose cross-section is reduced by drawing : de en
  • DE691377C - Electric incandescent lamp with an operating pressure exceeding an atmosphere, which is surrounded by a protective net : de en
  • US2201352A - Swivel coupling : en
  • AT158752B - Float for fuel carburetor. : de en
  • CA388856A - Electric discharge tube electrode : en fr
  • DE691391C - Cushions for horse or similar harness : de en
  • GB521499A - Improved holder for dynamos for cycles and other light vehicles : en
  • GB521533A - Method for and means of refrigeration : en
  • GB521352A - Improvements in or relating to controlling means for automotive vehicles : en
  • GR9024B - METHOD FOR CONTINUING CONTINUOUS MUTUAL EXCHANGES (REACTIONS) BETWEEN LIQUID TIN AND AT LEAST SOLID OR LIQUID MATERIAL. : el en
  • FR855797A - Improvements to gyroscopic devices : en fr
  • US2201247A - Reduction gear : en
  • US2201914A - Finishing system : en
  • GB521505A - Improvements in and relating to dress fastenings : en
  • CA388855A - Wood colouring process : en fr
  • US2201337A - Circuit arrangement for reducing interference : en
  • US2201502A - Fractionating column : en
  • US2201332A - Bottom fill paperboard container : en
  • US2201866A - Machine for use in the manufacture of shoes : en
  • GB521578A - Improvements in treatment of rubber and similar oxidizable substances : en
  • US2201198A - Gas mask facepiece : en
  • US2201481A - Perforating apparatus : en
  • GB521551A - Typewriter for reproduction purposes : en
  • FR855777A - : fr
  • FR855821A - Snow plow device used to remove snow accumulated along the edges of the road : en fr
  • FR855778A - Electric current limiter : en fr
  • DE691383C - Lighting approach for inner tubes : de en
  • FR855817A - Perfected Staff of Red : en fr
  • FR855952A - Remote control of latches and locks : en fr
  • GB521511A - Improvements in or relating to stiffeners for footwear and machines suitable for usein the manufacture thereof : en
  • GB521515A - Novel or improved safety device for use with hoists : en
  • US2201928A - Process for preparing a colloid oxychloride of copper : en
  • US2201730A - Thermionic cathode structure : en
  • US2201740A - Method for producing copies of len : en
  • US2201930A - Self-locking bolt for automobile license plates : en
  • USD120630S - Knitted fabric or similar article of manufacture : en
  • USD120692S - Design for a dress : en
  • US2201605A - Sheet conveyer : en
  • US2201220A - Internal combustion engine : en
  • FR855986A - Brown substantive azo dyes and process for obtaining them : en fr
  • GB521355A - Improved means for the automatic control of the magnitude and/or direction of the flow of power in an electric circuit : en
  • GB521381A - Improvements in electric water heaters : en
  • FR855970A - Process for cleaning the tubes of heavy gasoline oil distillation furnaces, boilers and others : en fr
  • GB521547A - An improved arrangement of folding or collapsible type baby carriages or push chairs : en
  • US2201372A - Pipe coupling : en
  • FR855885A - Method and apparatus for making molded rubber articles : en fr
  • US2201714A - Floor anchor : en
  • US2201787A - Adjustable bracket : en
  • US2201213A - Strain relief : en
  • US2201777A - Manufacture of burner elements : en
  • US2201860A - Luminaire : en
  • US2201749A - Expanding vein tube : en
  • USD120666S - Design for a light delivery truck body : en
  • DE691420C - Method and device for linking on multi-needle upper deck sewing machines without laying threads with and without fabric : de en
  • FR855849A - Process for the purification and deoxygenation of industrial water : en fr
  • FR855924A - Process for producing anticorrosive films on the surface of metals : en fr
  • US2201657A - Turn signal for automobiles : en
  • US2201733A - Boring machine : en
  • FR855879A - Process for the preparation of hydroxylated derivatives of gamma, delta-diphenyl-nhexane : en fr
  • DE691231C - Disk-shaped copy device : de en
  • GB521403A - Improvements relating to means for securing electric storage batteries : en
  • GB521438A - Improvements in and relating to shirts : en
  • GB521508A - Improvements relating to centrifugal separators : en
  • USD120711S - Design for a dress : en
  • FR855896A - Extendable kickstand : en fr
  • FR855760A - Mysterious pendulum : en fr
  • US2201648A - Monoazo dyestuffs insoluble in water : en
  • DE691343C - Film core : de en
  • FR855992A - Process for preparing fatty acids or fats from natural mineral products : en fr
  • US2201392A - Continuous cutting machine for plastic material : en
  • US2201587A - Electron discharge device system : en
  • USD120640S - Design fob a gauge case ob similab abticle : en
  • US2201354A - Attachment for arm rest for furniture : en
  • GB521451A - Improvements relating to electric switch mechanisms suitable for controlling road traffic signals : en
  • GB521506A - Improvements in propeller pencils : en
  • US2201795A - Automatic traffic signal device : en
  • US2201441A - Brake gear safety guard : en
  • US2201824A - Pavement joint : en
  • GB521554A - Improvements in or relating to lubricant pumps, particularly for the gear boxes of marine engine-units : en
  • USD120651S - Design for a button : en
  • GB521550A - Improvements in and relating to colour forming developers and processes of colour development : en
  • DE691397C - : de en
  • US2201682A - Plant comprising two or more pressure medium generators : en
  • US2201228A - Manufacture of aliphatic acids : en
  • CA388818A - Window : en fr
  • US2201264A - Transmission : en
  • USD120679S - Design for a weighing scale : en
  • US2201199A - Ultra short wave apparatus : en
  • US2201623A - Process for producing steam : en
  • USD120718S - Design for a child s sleeping garment : en
  • AT158830B - Overcurrent protection. : de en
  • AU158839A - Improvements in or relating to tubulous boilers with vapour and liquid separating means : en
  • CA388859A - Telegraphic station selecting system : en fr
  • DE691227C - Ventilation for waterproof clothing : de en
  • US2201903A - Hinge for sofa beds : en
  • GB521378A - Improvements relating to optical polarizing devices : en
  • US2201306A - Process for the reforming and polymerization of hydrocarbons : en
  • AT158850B - Skylight opener. : de en
  • IE15810L - Soaps and soap products : en
  • US2201650A - Air cleaner : en
  • US2201900A - Method for decarbonizing a carbon holding metal, such as pig iron : en
  • FR855880A - Automatic circuit breaker : en fr
  • GB521371A - Improvements in or relating to walls, floors or ceilings : en
  • DE691291C - Gas attachment for automatic firearms : de en
  • FR855847A - Stuffing and packing process and articles such as rescue equipment, aircraft wings, packed according to this process : en fr
  • FR855977A - Protection and drive device for obtaining photographic copies : en fr
  • DE691249C - High-voltage fuse cartridge based on the blow-out principle using several interruption points connected in series : de en
  • US2201458A - Permanent waving : en
  • FR855958A - Manufacturing process for inflatable or water-soluble adhesives for removable diapers : en fr
  • DE691405C - Belt dryer with an endless, screw-shaped conveyor belt running around a guide frame : de en
  • DE691399C - Footwear with insoles : de en
  • US2201793A - Window sash fastener : en
  • DE691411C - Process for cleaning the condensation products from higher fatty or resin acids with protein substances or high molecular weight protein breakdown products : de en
  • FR855897A - Oenological process and devices carrying out a nycthemeral and perfected wine production : en fr
  • FR856040A - Process for the preservation of foodstuffs : en fr
  • FR855937A - Wringer for extracting solid parts from a liquid : en fr
  • DE691274C - Method and device for preparing blocks to be punched in a punching die or in the receiver of a pipe extrusion press : de en
  • FR855899A - Improvements to adjusting devices for pressurized fluid brakes : en fr
  • US2201857A - Antenna : en
  • AT158834B - Vacuum-tight connection with glass as a sealant. : de en
  • AU110540B2 - Improvements in excavator buckets : en
  • US2201178A - Valve refacing tool : en
  • US2201535A - Lipophilic-hydrophilic derivatives of thio compounds : en
  • US2201671A - Material loading apparatus : en
  • USD120636S - Design for a sports jacket : en
  • USD120689S - Design for a dress : en
  • US2201403A - Ice-cream scoop : en
  • US2201673A - Rotary drilling machine : en
  • US2201780A - Stoker : en
  • CA388861A - Shelf supporting stud : en fr
  • US2201283A - Stock fitting machine : en
  • CA388791A - Truck caster mechanism : en fr
  • DE691362C - Excavator equipment with a long excavator ladder arranged transversely to the direction of travel, adjustable in a vertical plane and with the upper end supported on a special carrying car, and a second excavator device with a bucket works designed as an articulated ladder also pivotable in a vertical plane : de en
  • USD120684S - Design for a textile fabric : en
  • US2201342A - Apparatus for controlling temperatures and humidity : en
  • US2201566A - Culinary utensil : en
  • US2201959A - Feeding mechanism : en
  • AT158825B - Bearing bush for hinge pin. : de en
  • US2201669A - Edge sealing for sponge rubber : en
  • US2201675A - Bag : en
  • USD120704S - Design for a child s coat : en
  • AT158798B - Steering wheel bearings and suspension, in particular for motor vehicles. : de en
  • USRE21453E - Apparatus fob dispensing loose salt : en
  • US2201681A - Wedge for securing hammer heads or the like to their shafts : en
  • AT158816B - Process for plating strips or other rolled products with metals of any kind. : de en
  • CA388882A - Clutch or brake mechanism : en fr
  • US2201589A - Record element holder : en
  • AU56939A - Improvements in sliding roofs or body covers for motor vehicles : en
  • CA388879A - Hose clamp tool : en fr
  • AU110583B2 - Improvements in or relating to yarn supplying mechanism for knitting machines : en
  • AT158805B - Wheel suspension for automobiles. : de en
  • DE691317C - Grater washing machine : de en
  • AT158814B - Address printing machine, in which the printing plates are moved one after the other in their longitudinal direction over the table of the address printing machine. : de en
  • US2201791A - Bottle closure : en
  • AT158779B - Process for the production of polyphosphates. : de en
  • AT158804B - Device for treating, in particular, pasty masses containing fat or oil. : de en
  • US2201692A - Stabilization of shortening : en
  • AT158785B - Device for the secure storage of objects, in particular of cloakroom items. : de en
  • CA388883A - Refrigerating apparatus : en fr
  • CA388760A - Sheet handling apparatus : en fr
  • USD120683S - Design fob a jewelry component : en
  • AU110593B2 - Improvements in gentlemens braces : en
  • CA388774A - Trap for fly ash and soot : en fr
  • DE691361C - Cooling device for cement clinker : de en
  • USD120715S - Pleated leather trimming or similar article : en
  • US2201349A - Electric razor : en
  • US2201492A - Ratchet action : en
  • AT158782B - Motor with cylinders arranged radially, in particular in a star shape. : de en
  • GB521480A - Means for resiliently interlocking concrete road slabs : en
  • DE691387C - Punch machine with pneumatic drive : de en
  • CA388775A - Golf club : en fr
  • CA388853A - Acid oil refining process : en fr
  • US2201179A - Automobile lift : en
  • US2201932A - Method of assembling vibration dampers : en
  • AT158823B - Elastic pipe connection for fuel, oil and coolant lines for internal combustion engines. : de en
  • US2201679A - Trolley collector for bus bar conduit systems : en
  • AT158791B - Commutator. : de en
  • AT158826B - Method and device for the static balancing of machine parts. : de en
  • CA388870A - Thermionic amplifier : en fr
  • CA388826A - Rate extension punch : en fr
  • US2201649A - Art of making motion picture cartoons : en
  • US2201800A - Car bumper : en
  • FR855964A - Cistern for w.-c. and other similar applications : en fr
  • AT158787B - Secondary electron amplifier. : de en
  • AT158811B - Method and cutting knife for the production of threads, made of paper u. Like. wound objects. : de en
  • CA388793A - Double walled sheet metal structure : en fr
  • FR855793A - Selenium current rectifier and method of manufacturing this rectifier : en fr
  • US2201518A - Fluid pressure braking system : en
  • US2201868A - Remote control system : en
  • US2201602A - Mercury switch : en
  • CA388820A - Wrapping tissue : en fr
  • DE691218C - Suspension for motor vehicles : de en
  • DE691296C - Heel link for ski bindings : de en
  • DE691363C - : de en
  • USD120681S - Design for a dry cleaning unit : en
  • US2201340A - Clutch : en
  • US2201957A - Lock : en
  • FR855790A - Stopper for multiple segments : en fr
  • CA388795A - Tapered spar forming apparatus : en fr
  • US2201590A - Connector : en
  • DE691360C - Fire alarm system for issuing reports for various purposes : de en
  • US2201512A - Automatic control for toy electric trains : en
  • US2201330A - Sliding top latching mechanism : en
  • DE691222C - Process for binding ceramic masses : de en
  • US2201471A - Rod packing : en
  • US2201473A - Detachable scanning drum : en
  • USD120649S - Combined display and dispensing carton : en
  • USD120685S - Design for a shovel bucket : en
  • US2201831A - Pulley adjustment device : en
  • FR855871A - Braking improvements for trailers and the like : en fr
  • GB521577A - Improvements in cushioning facilities for seats and the like : en
  • AU110590B2 - Steel machinegun nest, observation and communication post : en
  • US2201408A - Adjustable water box for wet abrasive cutting machines : en
  • US2201445A - Brake drum : en
  • US2201686A - Power control apparatus : en
  • DE691417C - Uninterrupted working scales with coarse and fine filling and with a fluctuation catching device : de en
  • DE691272C - Counterblow hammer with two hammer heads moving against each other with mechanical drive : de en
  • US2201482A - Flare casing and method of sealing : en
  • DE691318C - treatment for steam turbines running in parallel with other machines : de en
  • DE691334C - DC ampere-hour counter with a device to counteract the influence of a short circuit on the brake magnets : de en
  • FR855928A - Machine for grinding and grinding bearings rings : en fr
  • GB521448A - Improvements in or means for feeding a supply of lubricant through an induction system of an internal combustion engine : en
  • GB521565A - Adjustable drawing dies : en
  • FR855905A - Advances in the fabrication of asymmetric conductivity devices with dry contact surfaces : en fr
  • GB521393A - Improvements in or relating to spring mechanisms : en
  • DK57611C - Ice Cream Plant. : da en
  • DE691407C - vice : de en
  • FR855944A - Unbreakable complex glass and its preparation process : en fr
  • GB521481A - Improvements in or relating to sluice boxes : en
  • GB521542A - Improvements in or relating to electric protective arrangements : en
  • AU110589B2 - Improvements in or relating to tubulous boilers with vapour and liquid separating means : en
  • FR855976A - Electrostatic screen device for supply conductors of electronic discharge tubes : en fr
  • FR856034A - Quick connect device for multiple pipes : en fr
  • US2201347A - Method for the manufacture of hydrogenation products of furfurol : en
  • US2201434A - Fishing tool : en
  • US2201850A - Key case : en
  • USD120632S - Knitted fabric or similar article op manufacture : en
  • DE691250C - Procedure for manufacturing fuse cartridges : de en
  • FR855804A - Switch refinements : en fr
  • GR9021B - AUTOMATIC ELECTRIC ASPHALT LIGHTING MACHINE. : el en
  • DE691264C - ftaps : de en
  • FR855759A - Instrument intended for the examination of cavities, especially the stomach : en fr
  • US2201562A - Electrical testing apparatus : en
  • FR855990A - Improvements in the treatment of textile materials : en fr
  • GB521545A - Improvements in or relating to the manufacture and application of synthetic rubber-like materials : en
  • FR855932A - Manufacturing process of plastics, from inorganic products, and resulting products : en fr
  • GR9017B - TEXTILE WEB SITE LAUNCHING SYSTEM. : el en
  • AU110546B2 - A method of, and means for, increasing or varying the lift coefficient ofthe wing ofan aeroplane : en
  • CA388798A - Electric discharge device : en fr
  • GB521343A - Stabilized protein curd : en
  • AU312639A - Improvements in overhead line carrier signalling systems : en
  • CA388767A - Glockenspiel attachment : en fr
  • USD120696S - Sweater or similar article of wearing apparel : en
  • AU110554B2 - An improved security lock forthe fastening devices or locks of attache cases, travelling bags andthe like : en
  • FR855828A - Improvements to deflector coils of cathode-ray tubes, in particular for the transmission of images and television : en fr
  • GB521342A - Improvements in or relating to apparatus for measuring and/or controlling the ratio between two variables : en
  • US2201196A - Manufacture of granular coated materials : en
  • US2201461A - Skin, hide, and leather working machine : en
  • US2201530A - Receptacle and manner of supporting the same : en
  • US2201854A - Self-contained gas generating plant : en
  • DE691287C - Coupling for trailers on bicycles, motorcycles, etc. : de en
  • GB521552A - Improvements in or relating to engraving machines : en
  • AT158808B - Bottle closure with a closure disc inserted into the bottle mouth. : de en
  • CA388806A - Railway vehicle brake : en fr
  • US2201440A - Vehicular toy : en
  • US2201823A - Process for manufacturing alkylated hydrocarbons : en
  • AU202139A - Improvements in excavator buckets : en
  • US2201495A - Rotary cutter : en
  • USD120634S - Design for a stereoscope : en
  • US2201601A - Sadiron support : en
  • US2201546A - Measuring device : en
  • US2201855A - Gasifying apparatus for fuel oil : en
  • DE691304C - en in Dynatron circuit : de en
  • AU485739A - An improved method of and means for removing sand, stones and shells from marine fibre : en
  • AT158818B - Process for producing colored images on photographic silver halide emulsion layers by development. : de en
  • AU208939A - A tidy for cottons, sewing silks andthe like : en
  • CA388863A - Panelled wall : en fr
  • US2201418A - Filter : en
  • US2201736A - Apparatus for applying a plastic insulating composition : en
  • US2201845A - Dynamoelectric machine : en
  • USD120701S - Design fob a dress ensemble : en
  • AU110586B2 - Footrest for bedsteads, couches orthe like : en
  • AT158840B - Electron multiplier. : de en
  • CA388842A - Secondary electron emitter : en fr
  • US2201874A - Electric translation device mounting and the like : en
  • US2201732A - Mop holder : en
  • CA388836A - Sodium calcium borosilicate glass : en fr
  • US2201135A - Barrel hoop measuring means : en
  • US2201958A - Preheating ammonia-air mixtures : en
  • US2201576A - Method of making gaskets : en
  • US2201758A - Soil cultivating device : en
  • DE691262C - Device for checking the rate of clocks and similar escapement-controlled movements with the help of an electro-optical device : de en
  • AT158799B - Devices for the automatic display or control of speed changes. : de en
  • CA388838A - Shingle : en fr
  • CA388832A - Loose leaf book sheet manufacture : en fr
  • DE691374C - Braking device for three-phase drives : de en
  • US2201160A - Method for controlling the timbre of an electrical musical instrument : en
  • US2201381A - Carbureting and ignition system for internal combustion engines : en
  • US2201578A - Attachment plug : en
  • AU212539A - Improvement in sizing or grading machines : en
  • US2201362A - Refrigeration : en
  • US2201741A - Polymeric materials : en
  • US2201962A - Holder for loose-leaf memo paper : en
  • US2201427A - Fuse carrying connector : en
  • US2201302A - Printing device : en
  • US2201762A - Sulphamic acid salts of polymeric amino compounds : en
  • US2201950A - Index strip : en
  • US2201188A - Rotary reciprocating compressor : en
  • FR856035A - Improvements to air navigation devices : en fr
  • GB521340A - Improvements in and relating to electric communication systems : en
  • US2201281A - Equalizing valve arrangement for packers : en
  • US2201573A - Telephone system : en
  • AU296739A - A method of, and means for, increasing or varying the lift coefficient ofthe wing ofan aeroplane : en
  • US2201643A - Means for protecting trees from insects : en
  • US2201947A - Varipitch spiral blade impeller or turbine : en
  • US2201288A - Apparatus for handling strands : en
  • US2201312A - Heating system : en
  • FR856032A - Transportable device for artificial respiration : en fr
  • GB521408A - Improvements in or relating to public address horn-type loudspeakers : en
  • GB521518A - Improvements in nailing machines : en
  • USD120618S - Design fob a ring : en
  • FR855794A - Mechanism to stretch fibers : en fr
  • DE680142C - Device for fastening handles made of tubular steel in forks or other devices : de en
  • FR855826A - Transmission networks using electro-mechanical impedances : en fr
  • DE691244C - Switching device : de en
  • DE691278C - Smoke generator : de en
  • FR856009A - Light countryside barracks : en fr
  • DK57624C - Cooling air supply device for Rear Motor Vehicles. : da en
  • FR855989A - Device for fixing electrical or other components : en fr
  • US2201443A - Auxiliary hydraulic device for presses : en
  • US2201661A - Thermostatically actuated shutter unit : en
  • USD120631S - Design fob a knitted fabric ok, simi- lar, aeticle gif manufacture : en
  • CA388790A - Pipe fitting : en fr
  • GB521560A - Improvements in or relating to printing telegraph apparatus : en
  • DE691275C - Stretching machine with radially movable hammers rotating inside a cam ring : de en
  • US2201796A - Spring bumper and drawhead : en
  • DE691267C - Injection carburetor : de en
  • DE691299C - Process for high conveying of lumpy goods by means of a conveying hose : de en
  • GB521425A - Improvements in the production of carbon monoxide-containing gases : en
  • GB521444A - Improved manufacture of plastic compositions : en
  • DE691252C - Device for applying a fluorescent layer to the bulb-like glass bulbs of electric discharge lamps : de en
  • CA388811A - Glass tempering method : en fr
  • AU210839A - Improvements in sensitized photographic emulsions : en
  • US2201969A - Thread cutter for sewing machines : en
  • FR855780A - Insulated electrical conductors and method of manufacture : en fr
  • US2201250A - Motor vehicle : en
  • US2201357A - Speed reducing mechanism : en
  • USD120668S - Design for a bottle or similar article : en
  • DE691286C - Adjusting device for swivel discs, in particular of motor vehicles : de en
  • FI18671A - Mattress or cushion with interchangeable rows of springs or pillows for beds and other upholstered furniture : en fi
  • FR855913A - Process for the production of dispersions : en fr
  • US2201369A - Testing device : en
  • FR855935A - New skill game : en fr
  • FR855954A - Centrifugal mold and double envelope supporting this mold : en fr
  • CA388796A - Thread tension regulator : en fr
  • CA388804A - Speed controlled brake : en fr
  • CA388825A - Hydraulic power apparatus : en fr
  • GB521463A - Improvements in or relating to autographic registers and like strip-feeding machines : en
  • GB521555A - Improvements in or relating to alternating current electric meters, instruments, relays or the like : en
  • FR855980A - Improvements to propeller blades : en fr
  • GB521362A - Process and apparatus for the concentration of sulphuric acid : en
  • DE691240C - : de en
  • FR856002A - Improvements to protective springs for boats and small craft : en fr
  • FR855895A - Improved method and device for supplying combustion engines : en fr
  • FR856015A - Improvements to handwheels : en fr
  • GB521392A - Improvements in coachwork parts, superstructure parts and frame construction parts for vehicles : en
  • DE691191C - Device for removing remaining air inclusions in the slots of electrical machines containing the winding : de en
  • DE691234C - Device for lifting annealed sheet metal from a base : de en
  • DK57607C - Preheater for lighting and heating appliances working with liquid fuels under air pressure. : da en
  • FR855836A - Improvements to internal combustion engines : en fr
  • FR855854A - Single phase electric motor : en fr
  • FR855753A - Process for the production of dry, hard and high solidification point mineral waxes other than natural ozokerite : en fr
  • DE691332C - Single or multi-pole branch or connecting terminal : de en
  • FR855991A - Forge or press die : en fr
  • US2201583A - Terminal clamp : en
  • US2201844A - Spinning mechanism : en
  • US2201344A - Mounting device : en
  • AT158759B - Method and device for producing belts or belts from ropes. : de en
  • FR855852A - Braking device for winches by means of a fan : en fr
  • FR856003A - Permanent magnet and method of making it : en fr
  • US2201271A - Mold lubricant : en
  • US2201636A - Cable actuated upward acting door : en
  • US2201822A - Process of separating hydrocarbon mixtures : en
  • US2201956A - Package : en
  • US2201773A - Method of removing carbon and other deposits from internal combustion engines : en
  • DK57614C - Electrical Protection System. : da en
  • US2201158A - Ethers : en
  • US2201328A - Oil burner control : en
  • US2201743A - Circuit connection combination : en
  • US2201876A - Water seepage interceptor : en
  • CA388794A - Vehicle roof and side wall connection : en fr
  • US2201507A - Line wire junction box : en
  • FR855842A - Carriage for machine guns and other weapons : en fr
  • FR855873A - Two-part articulated oar with symmetrical shovel on the handle : en fr
  • FR855874A - Improvements to fingerprint plotters for reproductions of designs for faux wood and others, on woodwork, partitions, etc. : en fr
  • DE691273C - Riveted connection with rivets of large diameter : de en
  • DE691293C - Interference modulator for light signal devices, especially for light communication devices : de en
  • GB521556A - Improvements in thermostatic regulators : en
  • US2201350A - Electric razor : en
  • FR855801A - Helical transporter : en fr
  • FR855951A - Multi-cylinder pitch forming mechanics of cardboard designs, verdol paper, or other thin material : en fr
  • US2201439A - Shoe and method of making same : en
  • US2201655A - Dispensing machine : en
  • FR855791A - Hydraulic turbine with permanent movement by self-supply : en fr
  • FR855945A - New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products : en fr
  • US2201863A - Remote control system : en
  • US2201469A - Collapsible form : en
  • US2201612A - Brake : en
  • FR855754A - Electric motor : en fr
  • USD120622S - Design for a shingle : en
  • US2201948A - Filing cabinet : en
  • FR856022A - Improvements made to sheet metal pulleys or similar objects : en fr
  • GB521486A - Improvements in harrowing or covering scrapers in seed sowing machines : en
  • GB521394A - Improvements in or relating to the manufacture of margarine or the like by de-aeration and kneading or mixing : en
  • GB521443A - Improvements in and relating to electric protective arrangements for constant current systems : en
  • DE691418C - Electromagnetic light valve for recording optical sound in spur letters : de en
  • FR855919A - Advanced pencil holder : en fr
  • GB521348A - Improvements in or relating to toy electric railways : en
  • GB521357A - Improvements in or connected with ovens of domestic cookers, stoves, ranges and the like : en
  • FR856049A - Improvement in friction transmission devices : en fr
  • DE691369C - Pantographs for locomotives and railcars : de en
  • GB521345A - Improvements in projectiles for firearms : en
  • USD120705S - Design for a child s coat : en
  • GB521496A - Improvements in or relating to rotation control mechanism : en
  • USD120713S - Design for a dress : en
  • DE691236C - Image plan recorder in which the image is recorded by a writing system that moves in the line direction : de en
  • DE691386C - Installation on the drainage lines of closed milk extractors : de en
  • AT158790B - Process for the production of electrical wound capacitors with a pure plastic dielectric. : de en
  • CA388841A - Phototube : en fr
  • AU208239A - Improvements relating to bituminous or like coated metal pipes : en
  • US2201688A - Method of and apparatus for conditioning air : en
  • USD120629S - Scheerer building : en
  • US2201905A - Knitting machine with interchangeable needle carriers : en
  • US2201431A - Distributing valve for pneumatic hammers : en
  • US2201255A - Disposable diaper holder : en
  • US2201637A - Gravity switch : en
  • USD120648S - Combination paste dispenser and tooth brush holder : en
  • USD120694S - Design fob a font of type : en
  • DE691324C - Bonnet furnace : de en
  • FR855845A - Accelerometer-decelerometer : en fr
  • DE691414C - Electric machine tool drive with converter : de en
  • US2201387A - Fastener installation and fastener for the same : en
  • US2201949A - Weir ring and downcomer assembly for distilling columns : en
  • AU210539A - Improvements in or relating to electron discharge tube arrangements for operation on ultrashort waves : en
  • US2201684A - Ceramic article : en
  • US2201792A - Covered sliding clasp fastener : en
  • USD120660S - Design for a textile fabric : en
  • FR855789A - Very effective device for damping or absorbing sound : en fr
  • US2201846A - Plow : en
  • US2201591A - Photographic processing : en
  • DK57609C - Bookmark. : da en
  • FR855752A - Improvement in air pressure coffee makers or the like : en fr
  • FR855904A - Improvements to release devices for servo-motor installations : en fr
  • GB521559A - Improvements relating to carrier transmission systems : en
  • US2201184A - Slitting mechanism for box making machines : en
  • USD120615S - Design fob a finger ring : en
  • US2201409A - Lock joint for sheet metal : en
  • US2201624A - Steam producing process : en
  • USD120614S - Glass jug or article op similar nature : en
  • USD120702S - Textile floor covering or similar article : en
  • USD120623S - Design for a combined bracket and vase : en
  • US2201516A - Applicator : en
  • FR855775A - Dismountable house whose elements form a car trunk to contain the others : en fr
  • CA388766A - Engine fuel saving apparatus : en fr
  • CA388869A - Railway vehicle cushioning mechanism : en fr
  • US2201282A - Separator : en
  • FR855810A - Aircraft antenna installation : en fr
  • US2201287A - Automatic chucking device : en
  • CA388847A - Piston treating apparatus : en fr
  • FR855814A - Manufacturing process for hard resins with high melting points : en fr
  • DE691385C - Device for irrigation of outdoor crops : de en
  • IE16147L - Electric heating plate : en
  • FR856038A - Electric switch : en fr
  • US2201346A - Rotogravure printing process : en
  • US2201368A - Weighing scale : en
  • US2201396A - Asphalt and process for producing the same : en
  • US2201896A - Electric variable pitch log : en
  • DE691427C - Connection of three-phase motors in star connection for connection to imperfect three-phase networks : de en
  • US2201240A - Offset disk harrow : en
  • US2201451A - Well swab : en
  • AU464839A - Topical remedy and method of manufacturing same : en
  • AU110571B2 - Improvements in and relating to means for dissipating static charges from moving bodies : en
  • DE687906C - : de en
  • AT158843B - Device for the detachable connection of the cover rail for curtain rods with the wall bracket. : de en
  • US2201476A - Fishing reel : en
  • US2201829A - Protective apparatus : en
  • US2201638A - Golf club : en
  • US2201865A - Target game : en
  • FR856036A - Improvements to laundry facilities and in particular to their laundry handling devices and devices : en fr
  • FR856041A - Advanced transport bucket : en fr
  • DE691345C - Control device for heating and ventilation of altitude chambers in aircraft : de en
  • CA388772A - Ski manufacture : en fr
  • DE691315C - Fuel nozzle for steam burner : de en
  • US2201236A - Liquid wax applicator : en
  • US2201438A - Independent wheel suspension : en
  • CA388819A - Flame cutting machine : en fr
  • US2201878A - Hydraulic drive and control device : en
  • USD120638S - Design for a thermometer : en
  • US2201921A - Package for strip labels : en
  • US2201970A - Gear shifting mechanism for motor vehicles : en
  • DE691251C - Overcurrent carrier fuse cartridge with arc-extinguishing filling compound : de en
  • US2201848A - Transmission gearing : en
  • US2201231A - Stabilized tray oven : en
  • DE691230C - Forced once-through steam generator with a between Ver : de en
  • CA388857A - Nut lock manufacture : en fr
  • CA388770A - Trailer control : en fr
  • DK57613C - Intermediate Frequency Overlay Receive Coupling with Automatic Tuning Correction. : da en
  • US2201348A - Visor : en
  • US2201503A - Water lift : en
  • US2201513A - Valve : en
  • US2201577A - Window sash : en
  • US2201666A - Magnetron : en
  • US2201841A - Ironing machine : en
  • DE691211C - Washer : de en
  • GB521374A - Improvements in gravity operated electric switches and their use in automatic fire extinguishing systems upon aircraft and the like : en
  • AT158819B - Product for multicolor photography with a light filter layer for multilayer films. : de en
  • CA388747A - Spray gun : en fr
  • DE691416C - Discharge tubes : de en
  • US2201414A - Extension table : en
  • CA388752A - Body supporting garment : en fr
  • AU110585B2 - An improved hydraulic lift : en
  • AU110573B2 - Improvements in or relating to electron discharge tubes ofthe beam type : en
  • US2201335A - Fastening device : en
  • AT158844B - Music teaching aids. : de en
  • US2201765A - All season air conditioning for railway cars : en
  • AT158801B - Liquid cleaners. : de en
  • FR855834A - Fabric folding machine with pressure cleats or the like : en fr
  • GB521489A - Improvements in and relating to polymerisable compositions : en
  • GB521514A - Improvements in the manufacture of metal machine parts of irregular contour : en
  • AT158751B - Multi-way valve. : de en
  • US2201652A - Storage tank : en
  • GB521422A - An improved pressure regulator for gas bags : en
  • FR856000A - Manufacturing process of non-laminated electrical insulation : en fr
  • US2201888A - Color planner : en
  • US2201551A - Binder for loose leaves : en
  • US2201965A - Process for converting liquid hydrocarbon into gaseous fuel : en
  • US2201498A - Quick switching device : en
  • US2201142A - Cutting tool : en
  • US2201257A - Nursing bottle support : en
  • US2201543A - Fluorescent lamp socket crown : en
  • US2201707A - Pattern mechanism for dobby looms : en
  • DK57626C - Suction Machine for Moving Eggs. : da en
  • US2201225A - Die for making a t-shaped part : en
  • US2201763A - Attachment for looms : en
  • AT158847B - Device for pivotably attaching a drawing board. : de en
  • AU212639A - Improved appliance for use in attaching soles to welted footwear with adhesive : en
  • AT158813B - Knickers for umbrellas, in particular large umbrellas. : de en
  • CA388840A - Radio modulating system : en fr
  • US2201862A - Pipe coupling : en
  • AT158767B - Switching device for lighting fixtures in radio sets u. like : de en
  • AU213339A - Method of manufacturing and machine forthe manufacturing of asbestos-cement tubes : en
  • CA388769A - Tank valve extractor : en fr
  • DK57608C - Procedure for Impregnation of Textile Materials. : da en
  • USD120678S - Design for a combination buffing and scraping tool for tires or the like : en
  • DE691350C - Process for the production of a coal tar binder for road construction : de en
  • GB521367A - Improvements in or relating to television and like systems : en
  • US2201410A - Grinding wheel : en
  • CA388873A - Electrical relay mechanism : en fr
  • CA388765A - Shelf edging : en fr
  • US2201161A - Container cover operating means : en
  • US2201200A - Process of preparing thiolactams : en
  • US2201201A - Ornament : en
  • US2201677A - Treatment of manganese and its alloys : en
  • USD120710S - Design for a dress : en
  • US2201549A - Process for the solvent extraction of liquid mixtures : en
  • US2201968A - Hinge : en
  • US2201557A - Plain knit ornamented fabric : en
  • US2201752A - Valve for dispensing apparatus : en
  • AT158772B - Optical setting device with an imaging optical system that can be sharply adjusted to the object distance. : de en
  • US2201195A - Granular coated material : en
  • US2201217A - Lubricant : en
  • US2201689A - Art of animation : en
  • US2201541A - Wringer : en
  • US2201168A - Manufacture of gelatin : en
  • US2201466A - Translucent petroleum plastic : en
  • AT158777B - An electromagnet and an armature which oscillates under its action in one plane, in particular a device suitable as a resonance relay or an inverter. : de en
  • US2201696A - Display showcase : en
  • FR855889A - Improvements to clothing : en fr
  • US2201290A - Method and means for perforating well casings : en
  • CA388816A - Coloured picture projection : en fr
  • US2201548A - Sterilizer for footwear : en
  • FR855922A - Process to prevent blood from clotting : en fr
  • GB521529A - Improvements in or relating to boxes : en
  • US2201221A - Internal combustion engine receiving fuel by injection : en
  • US2201620A - High speed steam producing apparatus : en
  • FR855915A - Suction head with perforated suction face or similar : en fr
  • FR855911A - Punch engraving machine : en fr
  • GB521354A - A working platform for use on the wings of aeroplanes : en
  • GB521382A - Improvements in or relating to machines for producing gears : en
  • DE691316C - Process for the manufacture of sulfur bodies : de en
  • AU209239A - Improvements in power brackets used inthe transmission of power to shearing heads for sheep andother animals : en
  • CA388886A - Television system : en fr
  • US2201704A - Time measuring apparatus : en
  • AU162239A - Steel machinegun nest, observation and communication post : en
  • CA388807A - Railway brake rigging : en fr
  • US2201239A - District heating plant : en
  • US2201703A - Thermostatically controlled immersion electric heater : en
  • US2201766A - Saw shaper : en
  • AT158794B - Arrangement for automatic reclosing of a line switch triggered by a protective relay. : de en
  • FR856044A - Box for photographic or cinematographic film : en fr
  • AU262839A - Improvements in sparking-plugs : en
  • US2201534A - Means for road surfacing : en
  • AT158789B - Circuit with one or more gas-filled relay tubes used as rectifiers. : de en
  • AU110599B2 - Method of manufacturing and machine forthe manufacturing of asbestos-cement tubes : en
  • AU110600B2 - Topical remedy and method of manufacturing same : en
  • US2201496A - Curb indicator for motor vehicles : en
  • US2201808A - Device for dispensing liquids : en
  • US2201156A - Ethers : en
  • US2201386A - Apparatus for heating : en
  • US2201916A - Bus heating system : en
  • AT158760B - Process for the isolation of the organic components from the refining waste materials obtained from the sulfuric acid refining of mineral oil products. : de en
  • US2201488A - Process of pickling metals : en
  • US2201938A - Image rejector circuit for radio receivers : en
  • US2201719A - Curl clip : en
  • USD120624S - Design for a bottle or similar article : en
  • US2201613A - Hair curling device : en
  • FR855865A - Packaging for spools of sewing thread or similar textile products : en fr
  • AT158793B - Electric cable with aluminum sheath. : de en
  • CA388786A - Printing machine ink fountain mechanism : en fr
  • CA388758A - Spark plug : en fr
  • CA388761A - Brake lining : en fr
  • USD120720S - Design fob a dress : en
  • US2201923A - Can end feeding mechanism : en
  • US2201465A - Marking machine : en
  • US2201708A - Oil flash tester : en
  • DE691283C - Photosensitive material for diazotype : de en
  • DE691327C - Contact wire crossing for electric railways : de en
  • DE691329C - Circuit arrangement for microphone units with restricted traffic authorization : de en
  • DE691355C - Device for switching on and off as well as for changing the light intensity of electric lamps, in particular vehicle lamps : de en
  • FR855768A - transportable elements of reinforced hollow brick floors : en fr
  • FR855994A - Mineral separation process : en fr
  • USD120697S - whittingham : en
  • US2201329A - Oil burner control : en
  • US2201402A - Automatic sandwich-making machine : en
  • US2201735A - Recording head : en
  • CA388783A - Plant growth treating process : en fr
  • GB521427A - Improvements in and relating to road-surface boxes and covers, gulleys and the like : en
  • US2201887A - Awning structure : en
  • AU110549B2 - Improved means for dividing continuously extruded plastic substances into small pieces : en
  • US2201877A - Masking tape : en
  • USD120691S - Window shade or similar article : en
  • US2201728A - Thermostatically controlled expansion valve : en
  • US2201821A - Process of separating hydrocarbon mixtures : en
  • CA388829A - Chest lid lift : en fr
  • CA388858A - Fire extinguisher : en fr
  • FR855917A - Bottle cap : en fr
  • FR855755A - Device for the continuous and automatic preparation of cut dough products : en fr
  • FR855808A - Manufacturing process of iron and steel alloys : en fr
  • FR855960A - Improvements in electrical signaling systems : en fr
  • FR856043A - Household coffee grinder : en fr
  • AU110572B2 - Improvements relating to bituminous or like coated metal pipes : en
  • DE691389C - Process for the pretreatment of fish before smoking or processing on other canned foods : de en
  • FR855827A - Coupling circuits for dipole antennas and the like : en fr
  • DE691398C - Latch lock : de en
  • FR855984A - Filter installation and filtering process : en fr
  • DE691203C - Method for reinforcing objects made of tempered glass : de en
  • DE691409C - lver : de en
  • AU204639A - Improvements inthe manufacture of hydroxy-aldehydes and hydroxy-ketones : en
  • US2201909A - Borehole inclination transmitter : en
  • FR856031A - elimination of parasitic effects of internal combustion engines on transmitting and receiving devices. s. f. : en fr
  • GB521459A - Improvements in the method of operating and supplying the combustible charge in internal combustion engines : en
  • GB521461A - Improvements in cutter bars for agricultural mowing machines : en
  • CA388808A - Railway brake mechanism : en fr
  • AT158795B - Vehicle drive with commutator motors for a higher number of periods. : de en
  • US2201632A - Antiskidding device for automobiles : en
  • CA388864A - Paneled wall fastener : en fr
  • CA388874A - Cabinet type prime mover governor : en fr
  • US2201715A - Clutch mechanism : en
  • CA388835A - Multiple pressure moulding apparatus : en fr
  • AU110553B2 - Improvements in teat cups of milking machines : en
  • AU110558B2 - Tent grommet : en
  • CA388801A - Electrical connection block : en fr
  • US2201407A - Apparatus for the making of crossfeed records : en
  • DE691266C - Electric insect catcher : de en
  • US2201693A - Carburetor control : en
  • FR855950A - Tools with unmovable tubular steel handles : en fr
  • FR855891A - Radioscopic surgical table : en fr
  • GB521472A - Improvements in terrestrial and celestial globes or charts : en
  • FR855940A - Multi-row internal combustion engines with crankshaft repeatedly bent : en fr
  • US2201908A - Semistiff collar : en
  • FR855829A - Process for obtaining mineral oils from layers of soil containing oil : en fr
  • AT158754B - Carburetors for internal combustion engines. : de en
  • DE691330C - In the coordination continuously changeable reception arrangement with additional overlay for beat tone reception : de en
  • FR855831A - Electric circuits : en fr
  • US2201745A - Electric iron with heat indicator : en
  • AT158831B - Electrical lead wire. : de en
  • AU341739A - Improvements in rectifiers for supplying d.c voltage to a radio recei ving set from an a.c supply : en
  • US2201497A - Rail bond : en
  • FR855781A - Process for obtaining molded, transparent and limpid solids, in particular dental prostheses, from thermoplastic organic compounds : en fr
  • AT158817B - Process for the production of a web chain link welded together from two parts. : de en
  • US2201727A - Tongs : en
  • DE691258C - Process and device for the continuous extraction of glue from animal material with a high glue content : de en
  • FR855859A - Movement transmission mechanism : en fr
  • FR855811A - Rotary piston compressor with vanes mounted centrally in the compressor housing and integral with each other : en fr
  • AU207039A - Improvements in and relating to means for dissipating static charges from moving bodies : en
  • US2201205A - Tamperproof closure : en
  • FR855856A - Improvements to fishing gear : en fr
  • DE691357C - Carrier for track barriers of conveyor wagon pushing devices : de en
  • FR855998A - Roller for conveyor or projection belts, in particular of anti-fired or pressure resistant construction and comprising an electric drive arranged inside the casing of the roller : en fr
  • GB521476A - Improvements in microphones : en
  • GB521498A - Device for operating high-pressure metal-vapour electric discharge lamps having thermionic electrodes : en
  • DE691205C - Process for the electrolytic refining of copper and its alloys as well as for the electrolytic processing of metals clad with copper and its alloys : de en
  • US2201206A - Production of anhydrous magnesium chloride : en
  • DE691305C - Use of lead-potash-soda glass for the manufacture of feet and other glass parts of electric lamps : de en
  • GB521544A - Improvements in or relating to weighing mechanism : en
  • US2201294A - Photoflash lamp : en
  • US2201489A - Emergency vehicle wheel : en
  • CA388844A - Cardboard box : en fr
  • DE691402C - Suspension for belt conveyor : de en
  • FR855861A - Further training in wire mesh : en fr
  • GB521407A - Improvements in or relating to thermionic valves : en
  • FR855809A - Light alloys with high tensile strength : en fr
  • FR855949A - Hydrocar : en fr
  • GB521512A - Improvements in or relating to electrical fuses : en
  • FR855926A - Flexible Couplings Improvements : en fr
  • FR855965A - Method of mounting the gearshift control lever around the steering tube of motor vehicles : en fr
  • FR855997A - Goniometer : en fr
  • GB521353A - Improvements in apparatus for drying, sterilising or otherwise treating materials such as liquids or grain under vacuo : en
  • US2201698A - Luminescent material and method of preparation thereof : en
  • US2201907A - Valve gear for reversible reciprocating fluid pressure engines, especially for locomotives : en
  • GB521540A - Improvements in signs and the like : en
  • US2201397A - Tire chain anchor device : en
  • DE691063C - Locking device on reversible plows : de en
  • US2201295A - System of television synchronization : en
  • GB521423A - Improvements in or relating to electron discharge devices : en
  • US2201401A - Sheet metal nut and nut installation : en
  • DE691290C - Shoe glue press : de en
  • DE691241C - Circuit arrangement for telephone systems with Waeellen by a special, given over the speech wires intrusion incentive of authorized speech stations : de en
  • US2201789A - Memorandum pad holder : en
  • GB521468A - Improvements in de-sizing agents : en
  • GB521391A - Improvements in the treatment of liquid distillable carbonaceous materials containing solid matter in dispersion with hydrogen : en
  • US2201145A - Traffic detector : en
  • AU110557B2 - Improvements in or relating to electron discharge tube arrangements for operation on ultrashort waves : en
  • CA388780A - Variable speed gearing : en fr
  • US2201189A - Pneumatic automobile lift : en
  • USD120686S - Design for a play dress : en
  • FR855830A - Process for separating mixtures of chemically related organic substances : en fr
  • DE691164C - Puelpefenger : de en
  • US2201550A - Process for the solvent extraction of liquid mixtures : en
  • CA388849A - Desiccated biologically active substance preservation : en fr
  • FR855892A - Automatic pumping device : en fr
  • US2201695A - Electron discharge device and circuit : en
  • US2201415A - Extension table : en
  • US2201726A - Overfeed control for printing presses : en
  • FR855867A - Internal combustion or internal combustion engine : en fr
  • DE691226C - Rubber pants : de en
  • FR855839A - Process for extracting glycerin from liquids containing it : en fr
  • FR855972A - Weft insertion device delivered by fixed spools for all types of looms : en fr
  • GB521405A - Improvements relating to traffic controlling systems for railways and the like : en
  • US2201972A - Automatic bank alarm switch : en
  • FR855779A - Improvements to skis : en fr
  • GB521462A - Improvements in or relating to dashboards for automobiles and the like : en
  • GB521502A - Improvements in or relating to sound reducing windows, fanlights, roof lights and the like : en
  • FR855971A - Movable reversing fins, for aerial bomb rockets : en fr
  • USD120699S - Design foe a dress : en
  • US2201456A - Mechanical timer for toasters : en
  • US2201260A - Shoe polishing kit : en
  • GB521522A - Improvements relating to television systems : en
  • GB521576A - Improvements in production of aliphatic ketone-diarylamine anti-oxidants : en
  • USD120673S - Design for a container cap : en
  • DE691415C - Bracing device for high-voltage fuses with spring balancer and retaining wire : de en
  • US2201321A - Manufacture of abrasive articles : en
  • FR855868A - Improvements to segment brakes controlled by floating cam : en fr
  • GR9020B - TYPE OF BEER GLASSES CHARACTERIZED FROM THE INTERNALLLY IMPRESSED ENGRAVINGS AND COMPLETE THE MARKET PROVISIONS. : el en
  • US2201697A - Golf practicing device : en
  • US2201840A - Method of treating asbestos : en
  • US2201148A - Toy vehicle : en
  • US2201320A - Snow guard : en
  • US2201385A - Fuel supply and ignition system : en
  • US2201629A - Vehicle speed engine control device : en
  • US2201942A - Multiple point control for inking mechanism : en
  • US2201931A - Article of manufacture : en
  • GB521566A - Improvements in soap and soap products and in the manufacture thereof : en
  • FR855850A - Improvement in direct reader measuring devices for alternating current : en fr
  • FR856025A - Radio-guidance and blind landing device : en fr
  • AT158803B - Repeater arrangement for telephone subscriber stations. : de en
  • US2201523A - Hydraulically operating braking system : en
  • USD120646S - Design for a toy animal : en
  • FR855955A - Autocycle : en fr
  • GB521420A - Improvements in or relating to winding apparatus for strip material : en
  • FR855816A - Improvements to parachute equipment : en fr
  • FR855918A - Very high resistance special steel : en fr
  • GB521369A - Improvements in and relating to advertising display devices : en
  • GB521564A - Improvements in and relating to typewriters : en
  • AT158753B - Process for the production of bearing shells provided with a lining made from a self-lubricating porous bearing material. : de en
  • AT158807B - Method and device for applying spacers for coaxial cables. : de en
  • GB521402A - Improvements in tethering fittings for stables : en
  • FR856007A - Wire reel : en fr
  • GB521561A - An improved combined bottle closure and liquid withdrawal device : en
  • GB521404A - Improved method for the manufacture from ground wood of material suitable for floorsor walls and the improved material : en
  • US2201331A - Mouth prop and light carrier : en
  • US2201455A - Ink dispensing device : en
  • GB521413A - Improvements in or relating to multi-stage radial flow elastic fluid turbines : en
  • DE691353C - Production of technically pure chromium chloride : de en
  • DK57616C - Device for multi-stage axial fans. : da en
  • DE691323C - Prints : de en
  • GB521445A - Improvements in the manufacture of cans, boxes and like containers and to material therefor : en
  • DE691284C - Device for applying a coating, in particular a light-sensitive layer, to a cylinder : de en
  • FR855815A - Improvements to telephone installations, in particular those intended to enable short-distance communications : en fr
  • FR855823A - Sulfur dioxide generator apparatus : en fr
  • US2201656A - Railway hand brake mechanism : en
  • GB521466A - Improvements in combined domestic washing machines and wringing machines : en
  • FR855751A - Crossword puzzle with interchangeable letters and very flat to put in the pocket : en fr
  • FR855973A - Apparatus for measuring the illumination intensity of motor vehicle lamps and for determining their exact position : en fr
  • FR856029A - Corded or wireless call selector-recorder : en fr
  • GB521579A - Stacking chair : en
  • GR9019B - MARGARIN MAKING METHOD. : el en
  • US2201531A - Spring stabilizer : en
  • US2201815A - Shake splitting machine : en
  • GB521349A - Improvements in and relating to methods of and apparatus for flattening thin wires : en
  • GB521400A - Improvements in methods of producing resins : en
  • FR855822A - Press for river or other applications : en fr
  • FR855961A - Method of winding sewing threads on spindles of any material : en fr
  • GB521491A - Improvements in or relating to view finders for photographic or cinematograph cameras : en
  • GB521341A - Improvements in or relating to internal combustion engines of the liquid fuel injection type : en
  • US2201278A - Machine for operating upon sheet material : en
  • US2201775A - Typewriting and like machine : en
  • DE691371C - Air space insulated wire for high frequency cables : de en
  • CA388763A - Coloured sign illuminating method : en fr
  • DE691276C - : de en
  • DE691320C - Device for sucking off the stuffing box steam from steam turbines, especially the drive turbine of boiler feed pumps : de en
  • DE691395C - Weight compensation for aircraft rudder : de en
  • GB521473A - Improvements in beer or like pumps : en
  • US2201338A - Wave filter : en
  • US2201871A - Plastic composition : en
  • DE691300C - Clamping device : de en
  • GB521344A - Improvements in or relating to air filters particularly those intended to be used ingas masks : en
  • US2201545A - Automatic liquid dispensing fountain : en
  • USD120671S - Design foe. an ash tray : en
  • FR855870A - Adjustable and interchangeable cutting tool sculpting device : en fr
  • US2201816A - Trimethine cyanine dyes derived from 4-methyl-quinoline derivatives : en
  • US2201960A - Nozzle for flame maching : en
  • US2201318A - Tedder for spreading cut grass and the like : en
  • US2201919A - Electric base plate : en
  • GB521432A - Improvements in or relating to porous ceramic articles and to their process of manufacture : en
  • US2201915A - Railway car door construction and seal : en
  • GB521492A - Improvements in the production of diazotype light-sensitive layers : en
  • US2201898A - Automatic switch : en
  • DE691410C - Process for the production of aldehyde compounds of the thiazoline or selenazoline series : de en
  • US2201891A - Coated and impregnated fabric : en
  • DE691292C - Arrangement to reduce the non-linear distortions that occur when light is modulated with speech or carrier frequencies : de en
  • DE691364C - Device for the treatment of the filling of the chambers of horizontal coking ovens : de en
  • AU110584B2 - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • FR855921A - Automatic device for charging electric accumulator batteries, keeping the operating voltage constant at the same time : en fr
  • US2201813A - Device for laying pipe at an oil rigging : en
  • FR855898A - Improvements to bolts, locks or the like : en fr
  • GB521395A - Improvements relating to exhaust silencers : en
  • GB521521A - Improvements in the recovery of oil from the meat of whales : en
  • US2201360A - Spring wire snap : en
  • GB521581A - Improvements in method and apparatus for tensioning and winding resilient thread : en
  • AU110489B2 - Improvements in or relating to means for supplying air and steam to suction gas producers : en
  • CA388746A - Engine mounting device : en fr
  • US2201345A - Thermionic valve repeating arrangement : en
  • US2201218A - Machine for grinding noncircular work : en
  • CA388802A - Glass coating method : en fr
  • US2201303A - Fluffing and renovating machine : en
  • US2201873A - Electric valve converting system : en
  • US2201935A - Centering aligning device : en
  • US2201827A - Ratchet mechanism : en
  • US2201180A - Apparatus for cutting thread or the like : en
  • US2201289A - Insulator for electron discharge devices : en
  • US2201143A - Process for producing white cement : en
  • US2201170A - Secondary thioamides and process of preparing them : en
  • US2201366A - Mold composition and method of producing same : en
  • US2201504A - Roof structure and truss therefor : en
  • AU420939A - Improvements in or relating to electrodes : en
  • DE691271C - Fully hydraulic device for planing by crank : de en
  • US2201212A - Dissolver : en
  • US2201524A - Container for perishable liquids : en
  • USD120621S - Brooch or similar article op jewelry : en
  • US2201353A - Motor vehicle construction : en
  • US2201425A - Alloy steel : en
  • US2201631A - Nitric acid concentration : en
  • US2201894A - Pressure regulator : en
  • AT158849B - Opener for bottom hung sash. : de en
  • AU110555B2 - Improvements relating to drawbar attachments for connecting implements to tractors : en
  • AU477838A - Improvements in or relating to means for supplying air and steam to suction gas producers : en
  • US2201564A - Fluid pressure brake : en
  • AU110576B2 - Improvements in or relating tothe cylinders of engines : en
  • US2201133A - Rail and wheel lubricating mechanism : en
  • US2201339A - Clutch driven plate : en
  • US2201229A - Hair drier : en
  • AT158764B - Process for making white portland cement. : de en
  • AT158784B - Massive electric heating plate. : de en
  • CA388788A - Continuous converter : en fr
  • FR855883A - Method and apparatus for processing siliceous gold ores : en fr
  • GB521428A - Improvements in or relating to toe cap guards or protectors for boot uppers : en
  • US2201378A - Visor : en
  • AT158806B - Device for the optional pouring and filling of beer. : de en
  • US2201710A - Airplane control : en
  • US2201645A - Hand sander : en
  • US2201910A - Toy vehicle : en
  • US2201430A - Apparatus for producing and storing carbonated water : en
  • DE691425C - Saving image catcher tubes : de en
  • US2201761A - Electrolytic device : en
  • US2201961A - Apparatus for recovering oil from exhaust mixtures : en
  • US2201622A - Power apparatus : en
  • US2201804A - Curtain operating mechanism : en
  • USRE21459E - X f form measuring device : en
  • CA388803A - Marking apparatus for wallpaper rolls : en fr
  • CA388792A - Building covering unit : en fr
  • CA388875A - Alloy steel processing : en fr
  • US2201173A - Machine for scalping metal work pieces : en
  • US2201286A - Manufacture of sheet glass : en
  • US2201304A - Gear changing mechanism : en
  • AT158827B - Fuel gap filters, in particular for vehicle engines. : de en
  • CA388862A - Shelf supporting stud : en fr
  • CA388846A - Steam generator : en fr
  • CA388871A - High frequency transmission system : en fr
  • US2201556A - Planter : en
  • DE691237C - TV equipment for scanning two spatially separated objects : de en
  • DE691388C - Process for the production of Stauffer bushings from light metals by pressing in a die : de en
  • CA388762A - Button fastener : en fr
  • US2201446A - Ball rolling game : en
  • US2201694A - Method and apparatus for manufacturing electric lamps and similar articles : en
  • US2201334A - Material gathering and loading machine : en
  • DE691322C - Disk-shaped copy device : de en
  • DE691365C - Safety device for chamber furnaces arranged in batteries for the production of coke and gas : de en
  • GB521439A - Focussing magnets for cathode ray tubes : en
  • USD120637S - Design for a game device : en
  • FR855893A - New application of artificial glass to the establishment of medical, surgical, dental or other uses : en fr
  • AT158833B - Discharge vessel, especially a small electron tube. : de en
  • US2201246A - Missile : en
  • US2201480A - Vehicle ventilating means : en
  • US2201904A - Hook for cargo slings : en
  • US2201885A - Photographic printing machine : en
  • DE691325C - Steel alloy containing antimony and their uses : de en
  • US2201419A - Process of treating impure sucrose bearing materials : en
  • US2201554A - Method and system for television transmission : en
  • US2201147A - Pneumatic automobile lift : en
  • US2201756A - Charcoal grill : en
  • DE691246C - Push button contact for relays, switches, timers and like : de en
  • US2201323A - Electronic modulator and method of modulation : en
  • FR855907A - Improvement in bolts, studs and other similar assembly parts : en fr
  • US2201464A - Vending machine for refrigerated articles : en
  • US2201705A - Ratchet wrench : en
  • US2201746A - Packing support for shoes : en
  • US2201663A - Xanthate of cellulose glycollic acid : en
  • CA388800A - Electric discharge device : en fr
  • DE691259C - District heating system with pipeline of waste heat from a power plant by means of cold steam : de en
  • DE691331C - Jaw clamp with pressure piece and compression springs for electrical lines made of flexible material : de en
  • DE691366C - Process for the production of potash salts from solutions : de en
  • FR855901A - Device for heating the two opposite sides of a flat part : en fr
  • GB521585A - Improvements in or relating to weighing mechanism : en
  • US2201805A - Outlet valve : en
  • US2201165A - Hydraulic circuit brake and its application in rail and road vehicles : en
  • USD120628S - Combined holder and bracket for a container or the like : en
  • FR855758A - Improvements in the manufacture of artificial threads and in the devices intended for this manufacture : en fr
  • FR855813A - Process and device for the manufacture of threads, cords, bands, profiled strips, etc., with sharp edges, starting from plastic masses, artificial and natural dispersions and emulsions : en fr
  • FR856033A - Improvements to magnetostriction hearing devices : en fr
  • FR856042A - Reinforced nail guard device particularly applicable to air chambers of pneumatic enclosures : en fr
  • FR856037A - Lightweight panels and their application in the manufacture of parquet floors : en fr
  • FR856011A - Hydrochloric acid resistant alloy steel : en fr
  • US2201452A - Intaglio printing mechanism : en
  • DK57622C - Electric Flashlight, especially for photographic purposes. : da en
  • FR856045A - Device for remote control and monitoring of devices : en fr
  • DE689495C - Bean head machine : de en
  • FR856030A - rational emulsion for tarring roads and improvements in the products used and their manufacturing processes : en fr
  • FR856050A - Improvements to norias and other lifting devices and carriers : en fr
  • US2201594A - Door stop : en
  • US2201882A - Electric switch : en
  • FR856019A - System for drying grains, seeds, roots, etc. : en fr
  • US2201600A - Transmission device : en
  • FR855785A - Improvements to continuous type gear change systems, especially for vehicles : en fr
  • US2201807A - Direction finder loop : en
  • GR9014B - GLASS CANNED CONTAINER. : el en
  • US2201310A - Engine starter : en
  • US2201588A - Lighted bobber for fishlines : en
  • US2201678A - Burner apparatus : en
  • DE691351C - Resilient belt support roller for belt conveyor : de en
  • DE691215C - Double clutch for the fork ends of the drawbar of motor vehicle trailers : de en
  • DK57618C - Drawing table with adjustable drawing board. : da en
  • GB521440A - Improvements relating to ticket-cancelling machines : en
  • DE691235C - Circuit arrangement for telegraph systems : de en
  • DE691297C - the planes : de en
  • US2201528A - Apparatus for adding extracts or the like to shower baths : en
  • CA388756A - Animal holder : en fr
  • AT158829B - Switch with arc extinguishing by flowing gases. : de en
  • DE691423C - Hand tool with forming rollers for reshaping the edges, in particular perforated edges, of sheet metal bodies : de en
  • FR855825A - Methods of performing underground work and their applications : en fr
  • FR855929A - Electric machine with collector : en fr
  • FR855938A - Improvements to automatic cleaning of liquid filters : en fr
  • GB521436A - Improvements in the preparation of purified latex and the preparation of rubber, gutta percha, balata and the like therefrom : en
  • USD120688S - Design fob a dress : en
  • US2201157A - Organic thiocyanates : en
  • US2201658A - Cutoff machine : en
  • US2201897A - Wind musical instrument : en
  • USD120670S - Design for a flashlight : en
  • FR855799A - Box for breeding or storing oysters : en fr
  • US2201651A - Dial switching telephone system : en
  • US2201784A - Disinfector : en
  • US2201941A - Timer : en
  • US2201569A - Compact roller drilling bit : en
  • US2201341A - Molding support means : en
  • US2201478A - Double acting sealing means for relatively rotatable parts : en
  • FR856006A - Automatic shut-off device for looms : en fr
  • FR855796A - Improvements made to automatic devices for dosing volumes of cereals or other grains : en fr
  • AT158838B - Method and arrangement for joining round bodies without cement. : de en
  • GB521384A - Smoking pipes : en
  • GB521574A - Improvements in or relating to low frequency induction smelting furnaces : en
  • FR856010A - Hollow steel pile : en fr
  • GB521535A - Improvements in or relating to knitting method and machine : en
  • FR856001A - Electrolytic nickel plating : en fr
  • FR855966A - Electrically Operated Hand Tool : en fr
  • FR855941A - Method of multiplying mechanically inscribed soundtracks by means of a positive stripe : en fr
  • FR855943A - Improvements made to electric discharge tubes : en fr
  • FR855846A - Ball punches : en fr
  • GB521485A - Improvements relating to means for protecting ladies stockings from spatter : en
  • GB521497A - Improvements in and relating to the manufacture and application of coating compositions incorporating polysulphide plastic condensation products : en
  • US2201276A - Filler for pulp refining engines : en
  • US2201307A - Animal trap : en
  • GB521510A - Removable bits for percussive drills : en
  • AU110542B2 - Rail with end portions for shockless joints : en
  • CA388848A - Medicinal capsule production : en fr
  • CA388860A - Wire connector : en fr
  • AU206539A - Rail with end portions for shockless joints : en
  • CA388773A - Piston or plunger for engines and pumps : en fr
  • US2201293A - Brake : en
  • USD120645S - Design for a signal device : en
  • US2201768A - Process for preparing synthetic oils : en
  • AT158810B - Sheet feeder. : de en
  • AT158763B - Valve cone for shut-off devices, preferably water posts, with automatic drainage device. : de en
  • AU110595B2 - Improvements in sensitized photographic emulsions : en
  • US2201169A - Change-speed gearing : en
  • US2201782A - Valve : en
  • US2201406A - Hot water heating arrangement : en
  • US2201417A - Apparatus for heat treating strip metal : en
  • US2201785A - Engine : en
  • US2201325A - Radio receiver circuit arrangement : en
  • US2201667A - Inorganic chemical product and process of producing the same : en
  • US2201540A - Wringer : en
  • DE691337C - Process for the production of an electrode with a porous surface for electrolytic capacitors : de en
  • US2201333A - Ash receiver : en
  • US2201572A - Automatic slack adjuster : en
  • US2201799A - Flexible coupling : en
  • US2201918A - Wrench : en
  • US2201927A - Methylol urea ethers and process for making same : en
  • AT158846B - Device for testing bricks or other stone-like porous masses for water permeability. : de en
  • DE691384C - Group control device for tabulating machines : de en
  • GB521501A - Improvements in tubular struts : en
  • AU406439A - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • US2201315A - Respirator : en
  • US2201355A - Time recorder : en
  • US2201859A - Boat : en
  • USD120700S - Design for a dress : en
  • FR855787A - Vapor tube and vane boiler : en fr
  • US2201851A - Key holder : en
  • FR855763A - Method and device for the separation of coal from stones using a so-called heavy liquid : en fr
  • US2201486A - Toy : en
  • US2201809A - Disappearing clock display apparatus : en
  • US2201861A - Railway truck : en
  • CA388868A - Composition board : en fr
  • US2201208A - Door opening device : en
  • US2201664A - Shaft truing device : en
  • GB521537A - Improvements in or relating to containers for dispensing plastic material and a filling vessel therefor : en
  • US2201913A - Heat control for oil stoves : en
  • US2201268A - Refrigerated case : en
  • FR856048A - Piano perfected : en fr
  • GB521513A - Improvements in coat foundations and method of making the same : en
  • GB521520A - Improvements in resilient supports for damping vibrations : en
  • DE691344C - Developer to achieve hardening images : de en
  • DE691421C - Rolling machine for paper webs or the like. : de en
  • DE691356C - Process for the production of optical glasses with high refractive indices and low scattering : de en
  • DK57615C - Heating system with Radiant heaters. : da en
  • DE691341C - Electric ignition system for aircraft engines : de en
  • USD120625S - Design for a bottle or similar article : en
  • DE686658C - Process for the production of an impression compound and storage vessel for this compound during use : de en
  • GB521412A - Improvements in or relating to electrical logs of the impeller type : en
  • GB521380A - A process for the manufacture of urea-formaldehyde condensation products : en
  • DK57621C - Flashlight, especially for photographic purposes. : da en
  • US2201542A - Gauge glass with gasket and gasket seat : en
  • GB521563A - Apparatus for starting an electric spark : en
  • GB521536A - Terminal for electrical conductors : en
  • GB521458A - Improvements in or relating to power transmitting connections for motor vehicles : en
  • DE691247C - g of the transmission ratio of transformers by means of grid-controlled discharge paths : de en
  • FR856005A - Car and camp shelter together : en fr
  • GB521453A - Improved rope roller frame : en
  • GB521516A - Improvements relating to work-feeding means of furnaces : en
  • DE691306C - Shoe insert designed as an orthopedic footrest : de en
  • DE691213C - Device for freezing food : de en
  • US2201193A - Method of attaching a hanger : en
  • US2201309A - Method and system for television communications : en
  • US2201953A - Top printed stencil and method of making : en
  • GB521467A - Improvements in exercising stands for bicycles : en
  • GB521361A - Improvements in and relating to electrical induction apparatus : en
  • FR855761A - Extraction process applicable in particular to oils : en fr
  • US2201608A - Scaffolding : en
  • DE691220C - Tires provided with anti-skid studs, especially for motor vehicles : de en
  • US2201384A - Looper mechanism : en
  • US2201751A - Box and cover : en
  • AU110552B2 - Improvements in and relating togas cooking stoves : en
  • FR855993A - Valve operated discharge nozzle : en fr
  • GB521524A - Improvements in electric hand-lamps : en
  • US2201280A - Seat recoil check : en
  • CA388852A - Mercaptide oxidation : en fr
  • DE691303C - Fertilizer : de en
  • GB521460A - Cylinder head for 4-stroke internal combustion engines : en
  • US2201343A - Take-off mechanism for match : en
  • US2201801A - Baking oven : en
  • US2201138A - Hoist support : en
  • US2201377A - Visor : en
  • US2201971A - Gear shifting mechanism : en
  • USRE21457E - Doughnut machine : en
  • USRE21460E - o connor : en
  • US2201207A - End label attachment : en
  • USD120714S - Design for a dress : en
  • US2201235A - Catalyst and process of producing same and process of employing said catalyst in hydrogenation reactions : en
  • US2201653A - Commodity merchandising assemblage : en
  • US2201798A - Circuit controller : en
  • US2201926A - Resin solutions from diethers of dimethylol urea : en
  • GB521572A - Improvements in or relating to chrome hardening processes : en
  • AU110559B2 - Cane cutter and planter : en
  • US2201864A - Method and apparatus for the manufacture of electric condensers : en
  • AU424939A - An improved hydraulic lift : en
  • US2201634A - Dairy equipment : en
  • CA388771A - Kneading apparatus : en fr
  • US2201175A - Building material and the like : en
  • US2201744A - Garment support : en
  • AT158756B - Coal grain microphone. : de en
  • USD120654S - Design for a toy figure : en
  • US2201186A - Thermometer : en
  • US2201444A - Automobile door latch operating means : en
  • US2201810A - Rotary winged aircraft : en
  • US2201764A - Tube tester : en
  • GB521409A - Improvements in or relating to time base circuits : en
  • AU110588B2 - Improvements in sliding roofs or body covers for motor vehicles : en
  • CA388884A - Ore separating process : en fr
  • USD120626S - Meadow lapel pin or similar article : en
  • GB521366A - Improved arrangement for the electric actuation of firearms, searchlights and the like : en
  • US2201363A - Pop valve : en
  • CA388768A - Surface finishing tool : en fr
  • CA388778A - Phenolic resin : en fr
  • US2201718A - Train annunciating apparatus : en
  • CA388805A - Railway brake mechanism : en fr
  • DE691313C - Labeling machine for bottles standing on a turntable and moving at the same speed : de en
  • DE691352C - Heat exchanger : de en
  • US2201852A - Circuit breaker testing arrangement : en
  • AT158788B - Unified regulator switch, especially for radio equipment. : de en
  • AU110561B2 - Improvements in sparking-plugs : en
  • USRE21455E - Fibroin spinning solutions : en
  • US2201267A - Fish lure : en
  • US2201437A - Volume control for fans : en
  • AT158776B - Process for increasing the corrosion resistance of inherently corrosion-resistant steels. : de en
  • US2201391A - Plastic-material cutting machine : en
  • US2201725A - Electrical device : en
  • US2201819A - Electronic device : en
  • US2201474A - Loading device for scanning drums : en
  • US2201901A - Heating device for water fountains : en
  • US2201181A - Method of decarbonizing carbonholding iron without melting : en
  • US2201603A - Carburetor : en
  • US2201627A - Combustion process as applied to vapor generation : en
  • US2201817A - Electronic discharge method and apparatus : en
  • US2201210A - Strip mill : en
  • US2201654A - Milling machine : en
  • AT158757B - Brush pressure compensator for electrical machines. : de en
  • AT158781B - Pipe coupling. : de en
  • US2201164A - Decoy : en
  • US2201611A - Fastener attaching member and fastener installation : en
  • CA388812A - Lead glass : en fr
  • FR855942A - Improvements in the control of aircraft according to air speed : en fr
  • AU110556B2 - Improved cellulose wadding rolland machine for winding thesame : en
  • AU208539A - Improvements in or relating to electron discharge tubes ofthe beam type : en
  • US2201834A - Cooling tower condenser : en
  • US2201945A - Dump car : en
  • USD120616S - Design for a finger ring : en
  • USD120693S - Design for a brooch or similar article : en
  • US2201533A - Store service truck : en
  • CA388745A - Hosiery : en fr
  • AT158780B - Movie camera. : de en
  • US2201599A - Nibbler : en
  • US2201365A - Duplex vacuum-tube repeater : en
  • USD120617S - Design fob a textile fabric : en
  • US2201177A - Fiber container manufacture : en
  • USD120717S - Design for a dress : en
  • US2201272A - Shipping tag dispenser : en
  • US2201375A - Thermostat : en
  • FR855860A - Transformer and oil distributor system applied in x example to the lubrication of the upper parts of internal combustion explosion engines : en fr
  • US2201411A - Cold storage locker room : en
  • GB521471A - Apparatus for ascertaining the value of a desired function of one or two variables : en
  • GR9023B - QUICK INTEREST FINDING TABLE. : el en
  • FR855890A - Improvements to injection pumps : en fr
  • FR856013A - Weft feed mechanism for loom working with claw inserter : en fr
  • DE691238C - Loudspeaker device with a housing adapted to the corner of a room : de en
  • GB521388A - Improvements in firearms : en
  • GB521539A - Improvements in or relating to vehicles and guiding means therefor : en
  • GB521527A - Improvements in or relating to lawn mowers : en
  • US2201308A - Metal strip coil heating : en
  • CA388824A - Explosion chamber charging apparatus : en fr
  • US2201265A - Refrigerated case and platter construction : en
  • US2201151A - Boron carbide composition : en
  • US2201595A - System for arcless interruption of alternating current : en
  • US2201702A - Pneumatic heel : en
  • FR856017A - Curler enhancements : en fr
  • US2201134A - Load transfer device : en
  • US2201300A - Flexible shoe and method of making same : en
  • USD120669S - Design for a flashlight : en
  • US2201811A - Scanner : en
  • US2201833A - Key case : en
  • US2201299A - Multiple stage cementing : en
  • US2201510A - Storage battery cover assembly : en
  • GB521410A - Improvements in or relating to the packing of materials in a powdered, granular, flaked, or the like form : en
  • US2201395A - Modified polymers of methacrylic acid esters and preparation of the same : en
  • USD120661S - Design for a wallpaper : en
  • DE685339C - Gas dedusting device for vehicles with propellant gas generator : de en
  • FR855968A - Variable and compensated volume capacity : en fr
  • FR855999A - Improvements to handwheels and their attachment to shafts : en fr
  • DE691406C - Centrifugal machine with a feed piston arranged in the drum : de en
  • US2201951A - Safety razor : en
  • US2201555A - Copper and copper base alloys : en
  • CA388828A - Thermal insulation : en fr
  • DE691209C - Calculating machine with motor-driven counter slide : de en
  • DE691242C - Machine for the production of rubber insulation on electrically conductive wires : de en
  • DE691307C - Plug insulation for pipes or the like. : de en
  • FR855925A - Electrical assembly device comprising a differential capacitor : en fr
  • US2201615A - Hydroelectric steam power generating station including plural prime movers and method of operating said station and said prime movers : en
  • USD120687S - Design for a pneumatic tire : en
  • US2201538A - Envelope : en
  • DE691376C - Earth fault detection device for three-phase three-wire distributions without earthed star point : de en
  • US2201141A - Vehicle and trailer draft device : en
  • US2201933A - Supplemental mote remover for cotton gins : en
  • US2201470A - Tire tread splice stitcher : en
  • GB521424A - Improvements in or relating to circuit arrangements employing thermionic valves and thermionic valves therefor : en
  • US2201607A - Lubricant preparation : en
  • US2201319A - Register : en
  • US2201526A - Pipe bowl lining filterer : en
  • US2201412A - Tampon : en
  • US2201943A - Sending and receiving circuit : en
  • USD120707S - Design for a dress : en
  • AT158828B - Venting device for centrifugal pumps. : de en
  • AU110587B2 - An improved method of and means for removing sand, stones and shells from marine fibre : en
  • US2201964A - Reclining chair : en
  • USD120708S - Design for a dress : en
  • US2201835A - Suction cleaner nozzle adjustment signal : en
  • GB521379A - Improvements in or relating to mixing machines : en
  • GB521531A - Improvements in or relating to hand carding, cleaning or teasing appliances or tools : en
  • FR855869A - New instrument for hair dye and other applications : en fr
  • FR855844A - Filter for protection against harmful gases, vapors and solid particles from the atmosphere : en fr
  • FR855795A - Adjustable strainer lid for saucepans : en fr
  • US2201187A - Card holding attachment for card tables : en
  • US2201194A - Method and apparatus for manufacturing granular coated webs : en
  • US2201628A - Renewable type filter : en
  • DE691254C - Process for the continuous electrolytic roughening of electrodes : de en
  • GB521360A - Improvements relating to golf-club shafts : en
  • GB521549A - Improvements in electric cables : en
  • CA388854A - Spray oil emulsifier : en fr
  • US2201838A - Clutch attachment : en
  • AT158797B - Waterproof playing card. : de en
  • US2201794A - Rectifier for television signals : en
  • AT158765B - Bottle cap with ready-to-use applicator. : de en
  • GB521376A - Improvements in control apparatus for operating bulkhead and other doors : en
  • US2201269A - Knitted fabric : en
  • GB521447A - The manufacture of compounds of the cyclopentano-polyhydrophenanthrene series : en
  • GB521397A - Improvements in the spring suspension of motor vehicles : en
  • GB521433A - A new or improved tool for use in stripping the insulation from electric cables : en
  • FR855786A - Improvements to toothbrushes or the like : en fr
  • FR855864A - Electric discharge lamp circuits : en fr
  • AU468539A - Improvements in and relating togas cooking stoves : en
  • CA388885A - Accounting machine : en fr
  • AU201739A - An improved security lock forthe fastening devices or locks of attache cases, travelling bags andthe like : en
  • AU397839A - Improved means for dividing continuously extruded plastic substances into small pieces : en
  • US2201233A - Means for controlling the power drive in a winding or other machine : en
  • US2201610A - Wound clip : en
  • USD120609S - Combination fireman s ax and wrecking tool : en
  • USD120695S - Design for a dress : en
  • US2201226A - Hydraulic automatic pilot fob : en
  • US2201317A - Tedder for spreading cut grass and the like : en
  • DE691295C - Climbing spur : de en
  • DE691392C - Photographic enlarger : de en
  • CA388872A - Electromagnet : en fr
  • CA388764A - Engine fuel economizing and lubricating system : en fr
  • DE691348C - Protective shield for field guns : de en
  • AU110548B2 - Improvements in rectifiers for supplying d.c voltage to a radio recei ving set from an a.c supply : en
  • US2201560A - Miniature basketball game : en
  • DE691312C - Gun : de en
  • AT158778B - Punched two-part suspension clamp for attaching contact lines and the like. like : de en
  • CA388880A - Snowshoe : en fr
  • AU156339A - Improvements in teat cups of milking machines : en
  • CA388867A - Temperature control mechanism : en fr
  • FR855916A - Device for cleaning the suction surface of the extractor hood transporting the wrappers of the cigars to the machines to manufacture them : en fr
  • DK57617C - Device for Containers for viscous substances, e.g. Mustard. : da en
  • AT158837B - Circuit for receiving electrical vibrations. : de en
  • GB521541A - Improvements in or relating to electric protective arrangements : en
  • FR856020A - Multi-speed polyphase asynchronous motor : en fr
  • GB521504A - Improved apparatus for and method of distributing portions of paste or other semi-liquid material : en
  • US2201596A - Refrigerating apparatus : en
  • FR855862A - Corrosion resistant sintered hard alloys : en fr
  • US2201963A - Door handle assembly : en
  • USD120698S - Design fob a dress : en
  • FR855858A - Improvements to air navigation devices : en fr
  • GB521373A - Improvements in devices comprising blocks of sheets of paper or the like for the reprsentation of animated pictures : en
  • GB521580A - Improvements in and relating to safety razors : en
  • FR855818A - Flotation process for silt matrix ores : en fr
  • AU404339A - Improvements in or relating to yarn supplying mechanism for knitting machines : en
  • USRE21456E - Fibroin spinning solutions : en
  • GB521416A - Improvements in and relating to insulated refrigerating boxes : en
  • GB521562A - Improvements in holders for bottles and like containers : en
  • FR856047A - Process for coating iron and steel with a metallic coating, in particular copper, and resulting products : en fr
  • AT158839B - Device for changing the tuning range, especially of radio devices. : de en
  • GB521455A - Improvements relating to the manufacture of electric dry-contact rectifiers : en
  • GB521479A - Improvements in or relating to lids for containers : en
  • US2201251A - Portable make-up mirror : en
  • USD120620S - Design for a bath attachment for bird cages : en
  • GR9016B - ELECTROLYTIC METHOD FOR THE PRODUCTION OF CAUSTIC ALKALIES AND CHLORINE. : el en
  • DK57619C - Gas table. : da en
  • FR855851A - Reinforced concrete shelter against bombardments : en fr
  • FR855894A - Method and devices for transporting and launching projectiles of any kind on board an aircraft : en fr
  • GB521483A - Improvements in or relating to resilient wheels : en
  • US2201902A - Brake device for cycles : en
  • USD120619S - Design fob a jar : en
  • GB521401A - Improvements in or relating to rubber-bitumen mixtures : en
  • AT158768B - Swirl projectile. : de en
  • AT158841B - Alarm clock. : de en
  • GB521570A - Improvements in or relating to alternating current electric motors : en
  • FR855770A - Aircraft wing provided with devices to act on the boundary layer of the flow : en fr
  • FR855769A - Method and device for the manufacture of coil springs working by traction, with particularly high initial tension : en fr
  • FR856026A - Process for roasting sulphide ores : en fr
  • FR855824A - Timepiece with acoustic warning device : en fr
  • US2201159A - Boring or drilling tool : en
  • DE691396C - Air chamber tires vulcanized onto two steel band rings : de en
  • US2201442A - Shingle : en
  • USRE21461E - toman : en
  • US2201436A - Hoe : en
  • US2201553A - Treatment of motor fuels : en
  • FR855863A - Method and device for the production of charcoal agglomerates : en fr
  • FR855806A - Device to hold the pants, especially for pants with belt : en fr
  • FR855963A - Feeding device for rock drills : en fr
  • US2201875A - Outlet receptacle switch : en
  • US2201934A - Screw spindle relieving device : en
  • DE691253C - Ignition and operating device for electric discharge lamps : de en
  • GB521493A - Improvements in or relating to launching torpedoes : en
  • GB521446A - Improvements in and relating to cellulose derivatives and to a process for producingthe same : en
  • US2201662A - Infant's undergarment : en
  • US2201192A - Control for automatic gearshift mechanism : en
  • US2201254A - Electric separating filter : en
  • US2201253A - Making of articles from sheet material : en
  • US2201717A - Sealed electrical device : en
  • GB521482A - Improvements in or relating to wheel devices : en
  • US2201539A - Sheet feeding apparatus : en
  • GB521364A - Improvements in or relating to electrically actuated hammers : en
  • DE691403C - Continuous conveyor : de en
  • DE691422C - Process for combining ceramic bodies with glasses : de en
  • US2201883A - Treatment of sulphur-containing distillates : en
  • US2201790A - Drain assembly for washing machines and the like : en
  • GB521558A - Improvements in or relating to electron discharge devices : en
  • US2201691A - Method of making golf ball cores : en
  • USD120682S - Rginir winston : en
  • AT158815B - Hand-held circular saw or the like. : de en
  • US2201491A - Split handle structure for sadirons : en
  • CA388755A - Shoulder strap : en fr
  • AT158775B - Process for the production of joint welds and high-alloy welding wires for this. : de en
  • US2201364A - Doughnut machine and the like : en
  • US2201399A - Fuel control device : en
  • US2201778A - Fastening means for securing railway car lining : en
  • US2201137A - Separator : en
  • GB521421A - Improvements in lubricated valves : en
  • AT158845B - Safety razor. : de en
  • AU110580B2 - Improvements in overhead line carrier signalling systems : en
  • US2201279A - Means for preventing soil erosion : en
  • US2201597A - Traverse mechanism : en
  • US2201709A - Manufacture of alternating electric current rectifiers : en
  • US2201849A - Safety tile section : en
  • US2201906A - Machine for die casting under pressure : en
  • US2201609A - Sirup and method of making the same : en
  • US2201619A - Steam generator : en
  • US2201701A - Wall inset ironing table : en
  • AU288839A - Improvements in optical projection apparatus : en
  • GB521452A - Sighting device for moving picture cameras : en
  • US2201499A - Venetian blind head bar bracket : en
  • US2201944A - Process fob the production of cap : en
  • US2201759A - Two-color boucle : en
  • USD120712S - Design for a eedingote : en
  • AT158809B - Process for the direct coloring of metals with organic dyes. : de en
  • US2201463A - Insect exterminating device : en
  • US2201825A - Impulse creating and selecting device for accounting machines : en
  • DE691248C - Single or multi-pole circuit breaker in socket form : de en
  • FR856012A - Gummed paper and process for its manufacture : en fr
  • US2201326A - Electrical wave filter : en
  • US2201890A - Collapsible stretcher : en
  • AT158773B - Screen, in particular for paper machines. : de en
  • CA388785A - Merchandise package : en fr
  • US2201298A - Method of making building blocks : en
  • US2201305A - Fishing line reel : en
  • GB521500A - Improved electric flat iron for a support forming a current intake : en
  • US2201429A - Carbonating apparatus and cooling unit : en
  • USD120676S - Combined lighter and ash tray : en
  • AU110543B2 - Brake mechanism for trailers of motor vehicles : en
  • AT158769B - Cooling device for carrying out the synthesis of multi-membered hydrocarbons. : de en
  • CA388837A - Shingle : en fr
  • DE691426C - Arrangement for remote control : de en
  • US2201136A - Full fashioned knitting machine : en
  • US2201258A - Extreme pressure lubricant : en
  • US2201435A - Closure for beverage coolers : en
  • US2201521A - Protective cover : en
  • US2201616A - High speed steam generators, especially supercharged steam generators burning fluid fuels : en
  • US2201892A - Leather finish : en
  • US2201837A - Relief valve : en
  • AT158796B - Process for treating liquid stored under a protective gas atmosphere in a centrifugal separator. : de en
  • AT158842B - Single lock for gas-tight doors and panels. : de en
  • CA388822A - Knitting machine element : en fr
  • US2201453A - Variable inductor : en
  • US2201843A - Garment bagger : en
  • AT158835B - Adaptation network. : de en
  • FR855843A - Cart more particularly intended for combat trains : en fr
  • DE691302C - Water tube ship boiler : de en
  • FR856014A - Incandescent cartridge stove : en fr
  • DE691321C - Disk-shaped copy device : de en
  • US2201224A - Concrete cart : en
  • US2201706A - Method of coating the blades of air propellers : en
  • US2201166A - Electric circuit : en
  • CA388781A - Gurdy : en fr
  • DE691268C - Device for obtaining a rich starting mixture for internal combustion engines : de en
  • DE691289C - spade : de en
  • US2201514A - Papaya peeler : en
  • US2201197A - Automobile glareshield construction : en
  • US2201292A - Internal combustion engine : en
  • US2201537A - Liner for separating adhesive material : en
  • US2201847A - Transmission : en
  • US2201881A - Rotary switch : en
  • AU110551B2 - Improvements in or relating to electrodes : en
  • CA388821A - Pencil and lead : en fr
  • CA388813A - Glass building block : en fr
  • US2201400A - Fountain pen : en
  • AU458939A - Footrest for bedsteads, couches orthe like : en
  • FR855866A - Luminescence lamp : en fr
  • FR856004A - Automobile tow truck : en fr
  • CA388877A - Textile material : en fr
  • CA388876A - Spring motor : en fr
  • US2201568A - Composite article and its method of manufacture : en
  • US2201487A - Arrangement for avoiding colored : en
  • US2201162A - Electrical communication system : en
  • US2201879A - Delay type piezoelectric relay : en
  • AT158836B - Circuit arrangement for telephone systems with several exchanges with dialer operation. : de en
  • US2201433A - Liner hanger : en
  • US2201248A - Reciprocating fluid motor apparatus : en
  • US2201939A - Garage or car park : en
  • US2201171A - Monomeric polar-substituted thioamides and their preparation : en
  • US2201215A - Picture transmitter tube : en
  • US2201413A - Angle cutting multiple band saw : en
  • US2201459A - Process for solidifying earth : en
  • GB521528A - Process and device for de-gumming ramie and other similar fibres : en
  • USRD21452E - Design for a lamp standard : en
  • FR855884A - Variable height table : en fr
  • AT158771B - Steel for scythes, sickles and similar tools. : de en
  • AU211839A - Tent grommet : en
  • GB521442A - Improvements in or relating to shoe upper conforming machines : en
  • DE691207C - Method for recording changes in shape in aircraft parts, in particular vibrations : de en
  • DE691354C - Process for the production of synthetic resins : de en
  • AT158761B - Clamping device for turning tool holders. : de en
  • CA388789A - Copper-cobalt-zinc alloy : en fr
  • US2201668A - Method of making vehicle tire treads : en
  • US2201886A - Motion picture camera : en
  • US2201584A - Stove : en
  • US2201755A - Heat treating bath : en
  • AT158820B - Method for operating two-stroke internal combustion engines. : de en
  • CA388787A - Feeder machine : en fr
  • USD120719S - Design fob a condiment container : en
  • US2201371A - Furnace stoker : en
  • AT158758B - Row brush holders for electrical machines. : de en
  • AU110581B2 - Method and means for introducing mercury into electrical devices : en
  • AU204039A - Improved cellulose wadding rolland machine for winding thesame : en
  • AT158792B - High voltage electrical circuit breaker. : de en
  • DE1486198U - : de en
  • FR855838A - Improvements in apparatus for manufacturing rubber sheets from coagulated latex : en fr
  • FR855900A - Process and devices for supplying explosion or internal combustion engines : en fr
  • US2201618A - Steam generator : en
  • USD120659S - Design for a skill testing game device : en
  • DE691309C - Mill firing with feed shaft separated from the separator shaft : de en
  • US2201155A - Deicing mechanism : en
  • US2201479A - Stencil book : en
  • US2201379A - Drill bit : en
  • AT158755B - Radio chassis or the like. : de en
  • DE691367C - Disk-shaped copy device : de en
  • US2201416A - Container : en
  • CA388744A - Zinc, cadmium and mercury reduction : en fr
  • US2201222A - Batter dropper : en
  • US2201493A - Apparatus for road building : en
  • FR855805A - High-speed two-stroke gas engine with reverse sweep, especially for lean gas use : en fr
  • DE691256C - Heating element for electric ovens : de en
  • FR855934A - Method of manufacturing ceramic molded bodies by means of a hydraulic press and hydraulic press applicable for this method : en fr
  • US2201699A - Magnetic structure for dynamoelectric machines : en
  • AT158786B - Cap for tear-off blocks and device for their manufacture. : de en
  • US2201389A - Moisture box : en
  • AU110544B2 - Improvements in optical projection apparatus : en
  • US2201580A - Copper oxidizing furnace : en
  • US2201614A - Sound recording and reproducing apparatus : en
  • DE691257C - from copolymers of vinyl chloride : de en
  • FR855956A - Mechanically adjustable and removable buttons : en fr
  • GB521375A - Improved means for locking a working piston actuated by a pressure fluid in a cylinder : en
  • GB521475A - Improvements in mounting arrangements for microphones : en
  • US2201640A - Progressive burning smokeless powder : en
  • US2201872A - Cutting, shaping, embossing, and wrapping machine for butter or similar plastic material : en
  • AU110575B2 - Improvements in power brackets used inthe transmission of power to shearing heads for sheep andother animals : en
  • FR855975A - Device for closing cylindrical tubes : en fr
  • GB521399A - Improved closure for metal vessels : en
  • FR855912A - Process for preparing solutions of condensation products and applying these solutions : en fr
  • GB521519A - Improvements in or relating to spraying apparatus : en
  • GB521430A - Improvements in or relating to steam-heating systems : en
  • CA388749A - Light for spectacles : en fr
  • US2201484A - Compounded lubricating oil : en
  • US2201672A - Material loading apparatus : en
  • US2201803A - Lubricator : en
  • GB521567A - Improvements in silicate compositions and in the manufacture thereof : en
  • GB521568A - Toilet soap container and cloth : en
  • CA388881A - Bridge cable anchorage : en fr
  • DE691239C - Frequency independent amplifier : de en
  • FR856039A - Development of harnesses : en fr
  • GB521437A - Improvements in spur boxes : en
  • GB521450A - Improvements in or relating to corsets and analogous wearing apparel : en
  • US2201457A - Moistureproof sausage casing and method of making same : en
  • CA388750A - Buoyancy device : en fr
  • US2201519A - Automobile license plate lock : en
  • US2201967A - Method and apparatus for treating fruit : en
  • CA388831A - Thermostat : en fr
  • US2201275A - Cover assembly for storage batteries : en
  • DE691393C - Device for drying film strips using warm air : de en
  • FR855774A - Manufacturing process of rayon and other yarns and fibers by means of viscose : en fr
  • USD120672S - Perfumery bottle or similar article : en
  • US2201191A - Friction material : en
  • DE691319C - Pressure regulator with hydraulic control and adjustable non-uniformity for counter pressure or bleed steam turbines : de en
  • FR855908A - Switch-socket : en fr
  • FR855953A - Chrome and columbium steel : en fr
  • GB521383A - Hair clipper : en
  • US2201284A - Dish-washing machine : en
  • US2201274A - Gynecologic instrument : en
  • US2201853A - Socket structure : en
  • FR855920A - Improvements to inclined plane elevators : en fr
  • DE691204C - Fire-proof protective cover against fire projectiles, especially for attics : de en
  • FR855959A - Regulator indicating device for combustion engine : en fr
  • FR855832A - Grinding or sharpening machine : en fr
  • USD120635S - Design for a savings bank : en
  • DE691358C - made of wire mesh or mesh : de en
  • US2201858A - Coupling device : en
  • USD120658S - Combined light transmitting panel and globes for a lighting fixture : en
  • US2201324A - Sound head : en
  • US2201380A - Rinse tank : en
  • DE691373C - Device for the simultaneous transmission of signals in two different directions : de en
  • US2201511A - Camera back : en
  • CA388751A - Transmission device : en fr
  • US2201185A - Method of making box blanks and boxes : en
  • US2201742A - Zodiac reckoner : en
  • US2201917A - Roof shingle : en
  • DE691338C - steam rectifier : de en
  • DE691412C - Bevel gearboxes for rail vehicles : de en
  • IE15802L - Tempering glass : en
  • US2201770A - Frequency stabilizing arrangement : en
  • US2201788A - Nonsinkable craft : en
  • USD120680S - Design for, a gliding settee : en
  • US2201146A - Traffic detector : en
  • GR9026B - ΧΑΜΑΙΜΗΛΟΣΥΣΛΕΚΤΗΣ. : el en
  • US2201249A - Aircraft construction : en
  • US2201738A - Process for effecting reducing metallurgical reactions : en
  • US2201356A - Window fixture : en
  • US2201570A - Rotary earth boring bit : en
  • US2201747A - Method of producing moistureproof cellulosic pellicles : en
  • USD120662S - Design for a lipstick container : en
  • FR855800A - Device for placing an abrasive cover on the tools to be glassed : en fr
  • GB521538A - A new or improved heel grip for personal wear to prevent skidding on slippery surfaces : en
  • US2201690A - Respirator : en
  • US2201358A - Common battery cord circuit : en
  • US2201567A - Clutch : en
  • FR855978A - Electric switch : en fr
  • US2201150A - Hard carbide composition : en
  • US2201500A - Machine tool : en
  • FR855875A - Decorative lighting fixtures : en fr
  • US2201227A - Track and carriage for sorting devices : en
  • US2201447A - Fluid taking tool for oil wells or the like : en
  • US2201450A - Seat hinge : en
  • GB521454A - Improvements in lighting fittings : en
  • GB521386A - Magnetic apparatus for detecting the passage of vehicles and other traffic : en
  • US2201585A - Ice tray : en
  • US2201722A - Vending machine : en
  • CA388834A - Predetermined auto stop register : en fr
  • US2201252A - Motor vehicle : en
  • US2201297A - Dehairing machine : en
  • US2201771A - Cigar cutter : en
  • FR855803A - Receiving apparatus of t. s. f. : en fr
  • FR855807A - Thermal food cover : en fr
  • US2201574A - Fluid pressure brake equipment : en
  • US2201172A - Polymeric carbothionamides and process for preparing the same : en
  • US2201296A - Telephone system : en
  • US2201563A - Regulation of sound in low frequency circuits : en
  • US2201776A - Typing machine : en
  • US2201955A - Microlapping machine : en
  • DE691214C - Slicer for baking products, especially cake bases : de en
  • US2201370A - Screen for detention windows : en
  • US2201547A - Expanding file : en
  • US2201552A - Apparatus for treating pulverulent materials : en
  • GB521583A - Improvements in pneumatic tyres and inner tubes therefor : en
  • DE691212C - Float valve : de en
  • DE691279C - Process for storing green fodder : de en
  • DE691233C - Device for desulfurizing pig iron with alkalis and alkali-containing melts : de en
  • DE691419C - Air-compressing internal combustion engine with self-ignition : de en
  • FR855766A - Process for preparing levulic acid : en fr
  • US2201313A - Two-purpose highway guardrail : en
  • US2201462A - Container : en
  • US2201973A - Interlocking system for railroads : en
  • US2201273A - Dispersion and process for making the same : en
  • US2201405A - Piston : en
  • USD120657S - Design fob a watch or the like : en
  • USD120677S - Design for a bottle : en
  • US2201256A - Electrical apparatus and method for locating minerals : en
  • FR855812A - Process for preparing motor fuels : en fr
  • DE691285C - Ventilation device for altitude chambers in aircraft that are under excess pressure compared to the outside air : de en
  • GB521478A - Improvements in or relating to processes for the production of toothed gear wheels : en
  • US2201472A - Communication system : en
  • US2201477A - Steering column bushing : en
  • DE691390C - Device to stimulate the mass mirroring of advertising objects : de en
  • US2201641A - Printing telegraph apparatus : en
  • US2201285A - Gripping device : en
  • US2201806A - Method of uniting metal surfaces : en
  • US2201394A - Car door operating implement : en
  • DE691375C - Device for adjusting the idle drive of induction counters : de en
  • GB521389A - Improvements in or connected with advertising or display devices : en
  • US2201711A - Drainage fitting : en
  • US2201203A - Automatic train pipe connector and car coupler slack control means : en
  • US2201529A - Bracket : en
  • US2201448A - Fuel feeding device for internal combustion engines : en
  • US2201316A - Manufacture of structural members : en
  • FR855848A - Device allowing the blind to perceive light sources by touch : en fr
  • FR855985A - Piston : en fr
  • CA388843A - Sound-picture film : en fr
  • DE691270C - Pipe coupling for flangeless pipes : de en
  • US2201241A - Combustion apparatus : en
  • AU239039A - Improvements in and relating to retaining catches for sliding windows : en
  • US2201713A - Calculating machine : en
  • US2201870A - Method of degasifying liquid for electrical insulating purposes : en
  • CA388823A - Vertical boiler : en fr
  • GB521584A - Improvements in or relating to engraving machines : en
  • GB521488A - Improvements in or relating to methods of and means for separating or recovering mercury from finely ground substances such as ores : en
  • USD120655S - Design fob a textile fabric : en
  • CA388759A - Belt sander : en fr
  • FR856024A - Rocket for free fall bomb : en fr
  • GB521347A - Improvements in and relating to electron multipliers : en
  • CA388814A - Foliated glass manufacturing apparatus : en fr
  • FR855833A - Device for producing a force resulting from the flow of a fluid especially for airplanes : en fr
  • USD120639S - Combined vehicle lamp and supporting bracket : en
  • USD120641S - Design for a shoe : en