• US2250466A - Device for practice in receiving international semaphore code signals : en
  • CA398269A - Granular coated web manufacture : en fr
  • CA398288A - Wire covering device : en fr
  • US2250707A - Sausage stuffer : en
  • US2250981A - Electric transmitter unit : en
  • PL29878B1 - : en pl
  • AU428240A - Improvements in the preparation of 1-ascorbic acid (Vitamin C) : en
  • CH216102A - Retractable landing gear for aircraft. : en fr
  • US2251078A - Zip fastener : en
  • US2250904A - Tooth for earth digging devices : en
  • ES6033U - Power switch, lever, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • CH216117A - Process for the preparation of an azo dye. : de en
  • US2250736A - Torque wrench : en
  • DE708875C - Holding device for double-walled insulating glass bottles in protective containers : de en
  • CA398259A - Garment pressing machine : en fr
  • US2250870A - Method for welding rails : en
  • US2250911A - Frame roofing construction : en
  • US2250596A - Receiver output control circuit : en
  • US2250731A - Fabric take-up : en
  • US2250908A - Piling section : en
  • US2250900A - Steam boiler : en
  • US2251123A - Motor driven fishing reel : en
  • USD128478S - Design for a lighting fixture : en
  • GB538370A - Improvements in and relating to footwear : en
  • US2251064A - Automatic device for adjusting tuned circuits : en
  • US2251077A - Optical projection apparatus : en
  • US2250535A - Covered convertible freight car : en
  • USD128578S - Design for a dress : en
  • PL29864B1 - Schlaraffia-Werke Hiiser & Co, Wuppertai-Wichlinghausen / Mattress with spring insert : en pl
  • US2251115A - Disconnecting switch : en
  • DE708857C - Electromotive drive for machines for rolling over webs of fabric : de en
  • CH215879A - Window frames. : de en
  • US2250844A - Centrifugal fan : en
  • US2251196A - Holding clip for tie plates and rails : en
  • US2251253A - Clamping connection : en
  • DE708757C - Control device for potato harvesters, attached plows or other agricultural equipment : de en
  • FR866307A - Optical profile grinding machine : en fr
  • FR866330A - Device improving the qualities of a rangefinder used on aerial purposes : en fr
  • AU3441A - Lacquer solvents and compositions : en
  • US2251171A - Circuit breaker : en
  • US2250843A - Process for electrolytic deposit of tin : en
  • US2251005A - Foot pedal propelled vehicle : en
  • US2251138A - Latching device for containers or compartments : en
  • US2251032A - Inking mechanism for printing machines : en
  • US2251014A - Fluid heater casing : en
  • USD128564S - Design for a suit : en
  • DE708943C - Method for the transmission of messages with shifting the speech streams on sections of the transmission line in different frequency ranges : de en
  • DK58899C - Layers for Cans and Tin Containers. : da en
  • ES6008U - Identity card holder case. : en es
  • GB538280A - Improvements in or relating to the production of urea aldehyde derivatives : en
  • CH215912A - Device for dispensing liquids with a liquid meter driven by a motor and a counter influenced by the latter. : de en
  • AU113518B2 - Improvements inthe manufacture of tennis balls andthe like : en
  • AU113675B2 - Improvements relating to knitting machines : en
  • US2251133A - Flanking rudder : en
  • US2250514A - Speed warning system : en
  • US2251021A - Hour hand device : en
  • US2250726A - Disk meter : en
  • US2251062A - Hermetic seal : en
  • DE708906C - Arrangement for the automatic control of the contact separation in current converters with mechanically moved contacts : de en
  • CH216106A - Process for the preparation of a new enol derivative containing the sterol core. : de en
  • US2250974A - Washing apparatus : en
  • US2251203A - Apparatus for cooling liquids : en
  • CH216032A - Sealing device on hand grease guns. : de en
  • US2250478A - Artificial bait : en
  • US2251173A - Phonograph : en
  • CA398293A - Radio amplifier system : en fr
  • USD128572S - Design fob a dress : en
  • US2250710A - Flare : en
  • US2250846A - Grass catcher : en
  • US2250987A - Shoe sole, heel, and the like : en
  • US2250889A - Transmission gearing : en
  • US2250626A - Walking beam assembly : en
  • US2250988A - Truck and brake arrangement therefor : en
  • PL29912B1 - Yereinigte Oberschlesische Hiittenwerke Aktiengesellschaft, Gliwice Screwless fixing of rails on chocks : en pl
  • DE708936C - Bolt assembly for automatic firearms with movable barrel and firing pin cocking device : de en
  • GB538419A - Improvements in and relating to totaliser actuating and printing means for calculating machines and similar apparatus : en
  • US2250709A - Auxiliary handle : en
  • US2251026A - Phonograph selecting system : en
  • US2250783A - Spraying apparatus : en
  • US2251214A - Terpene ethers and method of preparation thereof : en
  • AU113658B2 - Improvements in planographic printing plates : en
  • CA398333A - Liquid fuel burner : en fr
  • CH215897A - Heating system. : de en
  • CH216049A - Control device with an adjusting motor. : de en
  • FR866327A - Isothermal compensation method for cold welds in thermoelectric couples : en fr
  • DE708823C - Process for the preparation of organic bases : de en
  • DE708927C - Rotary kiln for burning, calcining, roasting and sintering all kinds of goods : de en
  • AU16341A - Flotation process : en
  • CH215957A - Drawer for files with swivel arm on the drawer. : de en
  • US2251048A - Garden tool : en
  • USD128508S - Design for a spoon ob similar article : en
  • AU311340A - Improvements in or relating to insulators : en
  • GB538309A - Cryptographic typewriter : en
  • PL29894B1 - : en pl
  • GB538372A - Improvements in or relating to surf-boats or the like : en
  • US2250460A - Detector carriage : en
  • US2250962A - Pregnandiols and method of obtaining them : en
  • US2250542A - Machine and method for forming projections on metal stock : en
  • GB538275A - A method of and means for manufacturing barbed wire and the like : en
  • DE708845C - Dust protection device for spindle bearings : de en
  • DE708811C - Elastic mounting of the car body on the bogie of vehicles, in particular rail vehicles : de en
  • US2250561A - Method for applying metal layers : en
  • US2250649A - Press : en
  • US2250668A - Thrust bearing : en
  • US2251099A - Symbol printing mechanism for accounting machines : en
  • US2250708A - Time interval measuring means : en
  • US2251069A - Eraser cleaning apparatus : en
  • US2250574A - Explosive rotary jar for deep well equipment : en
  • US2250578A - Transmitter control circuit : en
  • USD128571S - Belt or similar article of wearing afparel : en
  • DE708878C - Device for measuring the duration of welding processes : de en
  • ES5475Y - Articulated doll. : en es
  • CH216093A - Trailer for gasoline. : en fr
  • USD128535S - Design for a combined eraser and pencdl tip : en
  • US2250640A - Position indicating means for tailstocks : en
  • CA398329A - Chlorine recovery : en fr
  • DE708847C - Fuse for petrol station fuel meter by means of the tank hose : de en
  • ES5352Y - Lip pencil case. : en es
  • FR866350A - Rotating disc device for shock launching of projectiles : en fr
  • US2251218A - Strip bending and forming machine : en
  • GB538301A - Improvements in or relating to films for reducing surface reflection from light-transmitting and other articles : en
  • FR866332A - Improvements to discharge tubes : en fr
  • US2250730A - Electrical reproducing apparatus : en
  • DE708984C - Optical device for stereoscopic projection : de en
  • US2250953A - Shoe sewing machine : en
  • USD128566S - Design fob a dbess : en
  • GB538353A - Improvements in or relating to the production of olefine hydrocarbons : en
  • CA398232A - Reel : en fr
  • CH216002A - Chronograph timepiece. : en fr
  • US2250498A - Skiving machine : en
  • GB538281A - Braking mechanism : en
  • US2250539A - Hydraulic control device : en
  • US2250954A - Continuous lighting fixture : en
  • USD128509S - Design fob a pipe rack : en
  • USD128469S - Design for a textile fabric : en
  • US2251042A - Sterilization process : en
  • GB538287A - Improvements in measuring and recording dew points : en
  • GB538351A - Improvements in treatment of rubber : en
  • GB538417A - Improvements in or relating to water closets and like sanitary apparatus : en
  • US2250645A - Welding electrode : en
  • US2251091A - Means for smoothing sleeved articles on pressing tables and the like : en
  • DE708869C - Method for weighing textile goods : de en
  • US2250896A - Front view mirror device : en
  • CH215951A - Process for the production of hollow structures. : de en
  • GB538289A - Improvements in vacuum vessels incorporating ball bearings or roller bearings : en
  • US2251116A - Wigwag signal : en
  • CH216036A - Light metal pistons for internal combustion engines with stretch-inhibiting heavy metal insert strips. : de en
  • DE708705C - Screen grid tubes with an internal resistance greater than 100,000 ohms : de en
  • ES5463Y - New roller bearing system with drilled washers and two spigot rollers. : en es
  • DE705647C - Device for making paper cigar bags o. : de en
  • CA398261A - Mouldable lignocellulose and product : en fr
  • AU355840A - Improved ointment : en
  • CH215963A - Machine for making blueprints. : de en
  • US2250984A - Governor : en
  • USD128559S - Design for a handbag : en
  • CA398233A - Vibrator : en fr
  • CH215931A - Device for pasteurizing liquids. : de en
  • AU196541A - Improvements in or relating to methods of generating pulses characteristic of sound and like waves : en
  • US2251082A - Method and means for the purification and separation of colloids from contaminating matter : en
  • DE708686C - Monitoring device for oil burner combustion systems : de en
  • USD128516S - Design for a breathing mask : en
  • DE708890C - Cathode ray tubes for television purposes, in particular for film scanning : de en
  • DE708946C - Device for communication between a tow plane and a towed plane : de en
  • GB538272A - Improvements in or relating to films for reducing surface reflection from light-transmitting and other articles : en
  • DE708849C - Ring roller press : de en
  • CH215988A - Device for mapping the intensity distribution of neutron beams with the aid of a luminous substance. : de en
  • PL29860B1 - : en pl
  • PL29899B1 - Method of removing silica from potassium hydroxide solutions : en pl
  • US2251001A - Loud-speaker and driving motor therefor : en
  • US2250975A - Mechanical brushing device : en
  • US2250639A - Animal trap : en
  • CH215946A - Process for the preparation of a mordant dye of the dioxazine series. : de en
  • CH215997A - Wristwatch. : en fr
  • DE708781C - Circular knitting machine : de en
  • GB538359A - Improvements relating to submersible electric motors : en
  • US2250995A - Folding coin receiver and display device : en
  • DE708684C - Nitrocellulose lacquer emulsions : de en
  • CH215883A - Stove or oven door with exchangeable door handle. : de en
  • CH215932A - Process for making a coffee substitute. : de en
  • CA398321A - Soap plodding method : en fr
  • US2251192A - Shower head : en
  • AU312240A - Improvements in planographic printing plates : en
  • USD128507S - Design for, a baggage rack or similar article : en
  • AU388940A - Improvements inthe casting of metal articles : en
  • CH216113A - Process for the preparation of an azo dye. : de en
  • BE441669A - : en
  • DE708873C - Process for the separation of aromatic hydrocarbons from such containing hydrocarbon mixtures from the boiling range of gasoline with selective solvents : de en
  • DE708729C - Gas generator for gasifying coarse fuels that disintegrate during gasification : de en
  • DE708745C - Mouthpiece for pulling ceramic cable ducts : de en
  • ES5405Y - Apparatus for obtaining infusions of coffee and other aromatic herbs by immersion in hot water. : en es
  • CH216066A - Mouthpiece for gas masks. : de en
  • PL29923B1 - 0. G. Haubold A. G., Chemnitz fn / 9 A \ 0 Upper roller bearing unit of multi-roll calenders for processing paper or fabric tapes : en pl
  • US2250528A - Signal translating system and apparatus : en
  • USRE21867E - Computing apparatus : en
  • DE708911C - Manufacture of a calcium tungstate phosphor : de en
  • CH216039A - Multi-cylinder injection engine. : de en
  • AU83341A - Improvements in or relating tothe control surfaces of aircraft : en
  • ES5454Y - Container box : en es
  • ES5473Y - Coal gas burner, no bunsen. : en es
  • GB538377A - Manufacture of dyestuffs of the anthraquinone series : en
  • US2250761A - Radio tuning apparatus : en
  • USD128491S - Design fob a bottle : en
  • DE708744C - Venting extrusion press : de en
  • US2251045A - Gaseous electric discharge device : en
  • ES6040U - Pin. (Machine-translation by Google Translate, not legally binding) : en es
  • CA398327A - Carbon disulphide : en fr
  • PL29910B1 - Ceska Zbrojovka akciova spolecnost v Praze, strakonice Magazine for cartridges for automatic firearms : en pl
  • US2250762A - Chemical discharging means for aircraft : en
  • US2250924A - Electrical control system : en
  • US2251122A - Typewriting machine : en
  • US2250550A - Interference suppressor for radio receivers : en
  • CH215960A - Typewriter. : de en
  • CH216108A - Process for the production of a new dye. : de en
  • US2250759A - Poultry watering fountain : en
  • US2251139A - Nasal filter : en
  • GB538292A - Improvements in and relating to electric switches adapted for controlling a plurality of circuits : en
  • DE708747C - Rubbish bin : de en
  • GR9598B - NECKLACE BREAKFAST. : el en
  • US2251246A - Digester control : en
  • US2251180A - Service call device : en
  • US2251220A - Rubber cement : en
  • GB538273A - Improvements in or relating to films for reducing or altering surface reflection from light-transmitting and other articles : en
  • DE708676C - Iron bolts or other parts for heating and cooking appliances : de en
  • US2250683A - Acoustic material : en
  • US2250589A - Cutting device : en
  • AU275340A - Improvements relating to pneumatically operated die-casting machines : en
  • AU59740A - Improvements relating to knitting machines : en
  • CH215887A - Electric hot water heater. : de en
  • DE708853C - Step switching device, especially for transformers, with tensioning Maltese cross gear : de en
  • US2251010A - Glassware forming machine : en
  • US2251126A - Molded composition slipper bearing : en
  • US2250805A - Bicycle : en
  • US2251017A - Paper cup : en
  • GB538333A - Improvements in or relating to the mounting of lenses : en
  • FR866335A - Mirror comprising a photograph or other, visible by transparency : en fr
  • DE708707C - Luminous bodies : de en
  • DE708916C - Actuating device for an automatically shifting friction clutch or brake : de en
  • GB538299A - Improvements in or relating to the manufacture of sandals and other footwear : en
  • US2251118A - Feeding mechanism for shaker or jigging conveyers : en
  • US2250866A - Weft end control means : en
  • USD128539S - Design for a textile fabric : en
  • GB538296A - Improvements in or relating to the manufacture of sheet lead : en
  • ES5362Y - Extendable arm lamp, with universal movement. : en es
  • DE708815C - Articulated side fitting for window sashes that can be opened either around a horizontal or a vertical axis : de en
  • USRE21866E - Method of and apparatus for feeding : en
  • DE708963C - Device for absorbing the torsional moment acting on the movable part of an aircraft spring strut due to the unilateral impeller arrangement : de en
  • US2250607A - Pivoted bearing element or slipper pad for crankless mechanisms : en
  • CH216069A - Ringing for carrier frequency limit switching. : de en
  • DE708622C - Process for the catalytic conversion of straight-chain hydrocarbons : de en
  • GB538318A - Improvements in or relating to means for sealing moving parts against leakage of oilor other liquids or gases or dust or the like : en
  • GB538428A - Improvements in the treatment of wool to reduce its tendency to felt or shrink : en
  • US2251109A - Method of producing highly lustrous hollow bodies from acetyl cellulose and like plastic substances : en
  • AU113683B2 - Automatic beverage wine serving device : en
  • CA398265A - Heat radiating tube corrugating method : en fr
  • CH215890A - Machine for the production of machine peat. : de en
  • BE441790A - : en
  • PL29893B1 - A method of producing artificial pre-wool fibers : en pl
  • US2251100A - Motor control for computing machines : en
  • US2250993A - Coupler : en
  • US2251177A - Optical system for photography and projection : en
  • US2251249A - cleven : en
  • PL29911B1 - : en pl
  • USD128475S - Design for a shoe : en
  • US2250618A - Air conditioning system : en
  • US2250459A - Flaw detecting apparatus : en
  • GB538279A - Opposed-piston internal-combustion engine : en
  • DK58881C - Procedure for the Preparation of Tertiary Alcohols from the Androstan Series. : da en
  • ES6022U - Screen for lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538316A - Improvements in or relating to a method of and apparatus for treating the surface ofwebs of fabric such as by printing, embossing or by applying dispersive materials tothe web surface under pressure : en
  • PL29862B1 - The method of determining the amount of liquid in the tank and the device for carrying out this method : en pl
  • US2250788A - Machine for boring engine bearings : en
  • USD128523S - Combined comb and brush or similar article : en
  • USD128590S - Design for a dress : en
  • GB538390A - Improvements in and relating to holders for lamps, valves and other electrical devices : en
  • DE708681C - Process for the production of glow cathodes : de en
  • ES5413Y - Faucet with outlet graduating device. : en es
  • FR866323A - Double-acting armor-piercing shell : en fr
  • DE708776C - Installation pressure switch for flush mounting : de en
  • DE708735C - Toilet brush holder : de en
  • CH215904A - Collapsible camp bed. : de en
  • GB538357A - Improvements relating to fluid-tight joint constructions : en
  • DE708989C - Direction indicator, the bevel arm of which, locked in the rest position, can be swiveled out in a housing open on one side : de en
  • GB538391A - Improvements in heat interchanger : en
  • US2250484A - Rotary engine : en
  • ES5399Y - Water heater. : en es
  • FR866311A - Substantive azo dyes and their production process : en fr
  • US2251027A - Safety glove : en
  • CH215878A - Apparatus for rolling up curtains and awnings. : en it
  • US2250790A - baumker : en
  • US2250978A - Air conditioning apparatus : en
  • AU113540B2 - Half-cubic television antenna : en
  • CA398256A - Telephone system : en fr
  • PL29876B1 - A method for drying agricultural, industrial and fodder products and a device for applying this method : en pl
  • US2250909A - Fountain sponge : en
  • US2250933A - Loading conveyer : en
  • US2251004A - Thermal voltage responsive relay : en
  • DE708983C - Telescope objective : de en
  • US2250479A - System for building voltages for deflecting cathode rays : en
  • US2250483A - Fireproofing composition and method : en
  • US2250890A - Paving block and pavement : en
  • CH216067A - Breathing valve for gas protective masks. : de en
  • DE708852C - Telecommunication ladder with air space insulation of low wall thickness : de en
  • ES5994U - Stove to burn solid combustible pastes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6036U - New switch model (Machine-translation by Google Translate, not legally binding) : en es
  • US2250991A - Method for producing high molecular weight hydrocarbons : en
  • US2250766A - Wood turning chip guard : en
  • DE708827C - Process for achieving uniform heating of elongated workpieces : de en
  • DE708902C - Rotary multiplier with a swiveling arc switch : de en
  • CH216089A - Method and device for the dust-free feeding of fine substances. : de en
  • DE708810C - Bogie frame for rail vehicles : de en
  • CA398235A - Typewriter : en fr
  • CH216081A - Signal horn, preferably for vehicles. : de en
  • GB538334A - Improvements relating to electric vehicle drive systems : en
  • US2250690A - Game apparatus : en
  • PL29865B1 - Electric spot welding device : en pl
  • DE708726C - Gas or vapor filled discharge tubes : de en
  • DE708784C - Grinding device for the dental treatment of animals, in particular horses : de en
  • DE708948C - Stator winding : de en
  • BE441822A - Gazogen with retroverted draft : en fr
  • CA398335A - Pump : en fr
  • AU113525B2 - An improved lock for refrigerators, house doors, and doors of motor vehicles andthe like : en
  • CA398241A - Brake expansible wear-plate : en fr
  • USD128557S - Design for a handbag : en
  • CH216016A - Lathe with taper support. : de en
  • CH216025A - Process for the production of copy models and copy templates for copy milling machines. : de en
  • CH216125A - Process for the production of erasable photographs. : de en
  • CA398316A - Grinding wheel truing apparatus : en fr
  • GB538397A - Improvements in and relating to blasting cartridges : en
  • AU113519B2 - Boat hull treatment bath : en
  • ES5487Y - Container lid for pouring powder products. : en es
  • FR866340A - Explosives : en fr
  • ES6007U - Lipstick case. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708836C - Dismountable bitumen stove : de en
  • US2251065A - Belt and control assembly for artificial limbs : en
  • US2251136A - Lipstick holder : en
  • US2251197A - Conveyer for chocolate products : en
  • GB538360A - Means for preventing leakage of fluid along the interior of electric cables : en
  • US2250701A - Yarn take-off and tension means : en
  • US2251002A - Short wave radio transmitter : en
  • DE708972C - Switching piece with right and left rotation for small self switch : de en
  • CH215966A - Accordion. : de en
  • BE441896A - : en
  • CH215921A - Darning foot for sewing machines. : de en
  • CH215922A - Process for the production of ornament-like flat structures. : de en
  • CA398304A - Nickel anode : en fr
  • BE441792A - : en nl
  • US2251008A - Safety razor : en
  • US2250914A - Process for making woolly fabrics of staple fiber : en
  • US2250743A - besocke : en
  • US2251007A - Machining tool : en
  • US2250872A - Oil separating apparatus : en
  • FR866337A - Folding process for geographical maps and new industrial products obtained by applying this process : en fr
  • GB538432A - Automatic lathe : en
  • US2250609A - Articulated car : en
  • DE699373C - Current limiter for electrical resistance welding machines : de en
  • CH215885A - Air heater. : de en
  • CH216068A - Device for counting and wrapping coins. : de en
  • DE709001C - Device for inserting a sheet under the cover plate of an alignment device : de en
  • US2250886A - Wire-drawing machine : en
  • CH215994A - Waterproof watch box. : en fr
  • AU193540A - Improvements inflexible pads forthe relief of foot discomfort : en
  • CA398266A - Thermal control device : en fr
  • PL29881B1 - Siemens & Halske Aktiengesellschaft, Berlin-Siemensstadt J 'Radio receiver with display device for tuning indication : en pl
  • CH215893A - Hand winch. : de en
  • US2251188A - Holder for yarn or cord : en
  • DE708879C - Riveting a metal profile with a synthetic resin wall : de en
  • DE708806C - Device for ventilation cooling of brown coal : de en
  • CH215981A - Device for monitoring the response of an overvoltage protection. : de en
  • CH216005A - Multipart core, especially for the manufacture of pistons for internal combustion engines. : de en
  • CA398350A - Synthetic article pressing machine : en fr
  • CH215889A - Briquette press. : de en
  • FR866315A - Manufacture without firing of various coals for electricity, in particular electrodes for electric batteries, brushes for motors, dynamos, etc. and their automatic capping : en fr
  • PL29907B1 - A method of casting metals, especially copper alloys, in metal ingot molds : en pl
  • US2251149A - Treating liquids : en
  • CA398230A - Bag holder and truck : en fr
  • CH215876A - Floor. : en fr
  • CH216085A - Non-slip horseshoe. : en it
  • CA398345A - Textile machine thread guide : en fr
  • USD128542S - Design for a dress ensemble : en
  • CH215977A - Transmission arrangement for generating a control level by alternately sending out overlapping radiations in different directions. : de en
  • CH215906A - Chair with swiveling, spring-loaded backrest. : de en
  • US2250518A - Olive straightener : en
  • US2251093A - Metal forming and drawing lubricant and method of producing the same : en
  • USD128470S - Design for a textile fabric : en
  • US2250568A - Adjustable journal box mounting : en
  • US2250965A - Stabilizer for elevatable platforms : en
  • CH216128A - Process for the preparation of an unsaturated derivative of pregnane-3.20-dione. : de en
  • AU304540A - Improvements in or relating to machines for applying coatings of cement : en
  • AU113542B2 - Improvements in merchandise sale bags andthe like : en
  • US2251224A - Rock drill : en
  • CH214590A - Process for the production of solid products capable of dispersing in aqueous media to produce, by simple addition of water or aqueous liquids, a ready-to-use printing paste. : en fr
  • CH215975A - Belt box carrier for anti-aircraft MG. : de en
  • US2250887A - Bib appliance : en
  • US2251201A - Method of and apparatus for making drive pins : en
  • CH215958A - Gravure printing machine. : de en
  • CA398325A - Shaving device : en fr
  • CH215996A - Waterproof watch box. : en fr
  • US2251156A - Diesel fuel : en
  • US2250737A - Apparatus for screening materials : en
  • CH215991A - Arrangement for spark generation for spectral analysis. : de en
  • DE708739C - Automatic fuel injection pump for internal combustion engines : de en
  • US2251030A - Portable power-driven metal roller : en
  • AU113524B2 - Method of zetaining the natural colour and texture inthe canning of green vegetables : en
  • CH215911A - Device for closing a container. : en fr
  • DE708777C - Device for reversing three-phase motors : de en
  • DE708795C - Sensing device for measuring the deflection of vibrations : de en
  • DE708868C - Mobile stamp setting machine : de en
  • DE708964C - Arrangement for extending and retracting an air brake on an aircraft : de en
  • ES5435Y - Finger for gum massage therapy. : en es
  • CA398253A - Telephone system : en fr
  • CH216053A - Magnetizing device with a permanent magnet to be magnetized by the same. : de en
  • CH215995A - Watch. : en fr
  • CA398290A - Drill stem circuit : en fr
  • US2250674A - Diaphragm for fuel pumps : en
  • US2250796A - Double pointed blade and holder therefor : en
  • CH215993A - Winding stem in two sections. : en fr
  • ES5408Y - Domestic switch-switch for economic type toggle electric light. : en es
  • GB538323A - Improvements in or relating to control systems for electric elevators or the like : en
  • US2250615A - Rug machine : en
  • US2250952A - Cooler with wet and dry storage : en
  • DE708774C - Electromagnetic rail brake : de en
  • GB538325A - Improvements in or relating to lens rims : en
  • CA398255A - Telephone system : en fr
  • US2251088A - Process for the production of alloys containing beryllium : en
  • DE708790C - Soaking container for logs, paper wood or the like. : de en
  • DE708813C - Anti-tip device for a floating crane : de en
  • AU113532B2 - Boxes : en
  • AU242740A - Method of producing coatings exhibiting patterns or designs and product : en
  • ES5999U - Simple device for sewing. : en es
  • DE708949C - Active and reactive current indicators : de en
  • US2250861A - Sight for firearms : en
  • DE708885C - Process for the packaging of cellulose, which consists of several thin, superimposed, parallel creped layers : de en
  • DE708820C - Pendulum agitator for trough-shaped vessels, especially for raw material troughs of rotary suction cell filters according to patent 668 294 and for raw material troughs of rotary filters in general : de en
  • GB538350A - Improvements in and relating to the manufacture of sodium citrate penta-hydrate : en
  • US2251144A - Production of decorative glass : en
  • GB538402A - Improvements in or relating to bricks, blocks, slabs, tiles and the like : en
  • CA398252A - Public address system : en fr
  • US2250605A - Tissue holder : en
  • US2250758A - Fountain toothbrush : en
  • GB538265A - Improvements in and relating to the protection of three-phase and polyphase networksfrom disturbances caused by short-circuits due to arcing : en
  • GB538276A - Improvements in projectiles for military weapons : en
  • USD128481S - Design for a lamp head : en
  • USD128545S - Design for a coat : en
  • US2250556A - Electrodeposition of copper and bath therefor : en
  • US2250630A - Indigoid vat dyestuffs : en
  • US2250951A - Coping : en
  • ES145937A1 - Improvements in the feeding or supply of leaves. : en es
  • GB538375A - Improvements in or relating to the purification of organic sulphonated compounds : en
  • DE708814C - Picture window for cinema equipment : de en
  • USD128521S - Design for a textile fabric : en
  • US2250465A - Differential stage lift flow device, velocity control : en
  • US2251117A - Railway signaling system : en
  • US2251254A - Voting machine : en
  • USD128548S - Design for a dress : en
  • GR9594B - COPPER GAS POOR GENERATOR. : el en
  • DE708842C - Safety glass : de en
  • DE708942C - Receiving amplifier arrangement for the hearing impaired : de en
  • DE708992C - Cooker to accommodate butcher knives o. : de en
  • AU306140A - Boat hull treatment bath : en
  • CH216001A - Chronograph timepiece. : en fr
  • US2250462A - Measuring device for steel lines : en
  • US2251212A - Means for winding thread or the like : en
  • US2250530A - Feed mechanism : en
  • US2250652A - Toilet : en
  • US2251081A - Purification of hydroxy-aldehydes and hydroxy-ketones : en
  • DE708804C - Rotating sintering device : de en
  • CH215942A - Process for the preparation of a vat dye derivative. : de en
  • US2251217A - Ore flotation : en
  • USD128538S - Design for a hat : en
  • ES6041U - Coffee mill and similar products. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250685A - Locking device : en
  • US2250627A - Screw operated jack : en
  • USD128595S - Design for a dress : en
  • DK58884C - Securing systems for railway crossings. : da en
  • ES6018U - Razor blade sharpener. (Machine-translation by Google Translate, not legally binding) : en es
  • USD128543S - Design for a coat : en
  • DE708929C - Pre-burning device and pre-burning furnace for all kinds of goods, divided into drying and burning chambers : de en
  • ES5431Y - New model of mobile stirrup or footrest for motorcycles or vehicles with two or more wheels. : en es
  • GB538364A - Improvements in or relating to quenching method and apparatus : en
  • ES6029U - Hair undulatory apparatus. (Machine-translation by Google Translate, not legally binding) : en es
  • USD128567S - Design foe a dress : en
  • GB538300A - Improvements in or connected with toilet mirrors, brushes and the like having handles : en
  • ES5415Y - New wardrobe with tops that can be converted into stools or tables. : en es
  • FR866348A - Improvements in cellulose spinning solutions and their preparation processes : en fr
  • USD128573S - Design for a dress : en
  • ES5353Y - Curling brooch. : en es
  • GB538410A - Improvements in or relating to machines for forming flanges on shoe uppers : en
  • DE708762C - Flow brake for land vehicles, in particular for land vehicles : de en
  • ES5987U - Cover or wrap to protect the rayon crowns or artificial silk. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5430Y - Stirrup or footrest for motorcycles or vehicles with two or more wheels. : en es
  • ES5998U - Friction lighter for wicks. (Machine-translation by Google Translate, not legally binding) : en es
  • DK58891C - Stand for Sick Bearers. : da en
  • US2250468A - Product of mild oxidation of longchain hydrocarbons and process of producing it : en
  • US2251134A - Folding table : en
  • DE708887C - Method and device for the wet processing of raw debris of all kinds, in particular coal : de en
  • DE708957C - Starting device for carburettor engines : de en
  • DE701170C - Protective cover for propeller shafts : de en
  • DE708880C - Method for producing toothed wheels by the rolling process using toothed wheel-shaped shaping tools : de en
  • US2250763A - Reinforced wall and foundation structure : en
  • US2250876A - Adjustable holder for lipsticks and the like : en
  • US2251037A - Bomb harpoon : en
  • US2251187A - Can : en
  • ES5346Y - Electric coffee heater. : en es
  • DE708794C - compass : de en
  • US2250742A - Chassis analyzer : en
  • ES5489Y - Metal clothespin. : en es
  • US2250451A - Cigarette and cigar receiver : en
  • USD128488S - Design fob a display table : en
  • US2250504A - Pharmaceutical preparation : en
  • US2250868A - Coil-annealing furnace : en
  • US2250583A - Holder : en
  • US2251237A - Electric valve control system : en
  • ES5983U - Opener device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538288A - Improvements in or relating to multiple expansion engines : en
  • DE708782C - Fabric take-off device for flat weft knitting machines : de en
  • FR866312A - Treatment of plants or soil or plants and soil for the destruction of molds, insects, etc. : en fr
  • ES5347Y - Furniture consisting of wardrobe, table-desk and bed. : en es
  • CA398305A - Blister-free compound metal production : en fr
  • USD128473S - Design fok an ice cream cone jacket : en
  • ES6006U - Illuminated wall vase (Machine-translation by Google Translate, not legally binding) : en es
  • ES6009U - Wrapping to condition, for pressing, masses of oil materials previously crushed. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5379Y - Tweezers without any welding for plucking the eyebrows and other uses. : en es
  • US2251055A - Control mechanism for fluid fuel burners : en
  • US2250874A - Thermionic discharge tube system : en
  • DE708826C - Fuel tank for pressurized liquefied, flammable gases : de en
  • US2250585A - Sliding door latch : en
  • US2250977A - Weatherproof box for electric circuit breakers and other electrical devices : en
  • CH215973A - Tank bullet. : de en
  • DE708865C - Signaling device with a number of detectors and signal points containing loops : de en
  • DE708915C - Flexible shaft coupling with serpentine spring : de en
  • US2251113A - Device for pulling pipes or well casings : en
  • US2250563A - Spool : en
  • AU295240A - Improvements inthe manufacture of tennis balls andthe like : en
  • GB538347A - Improvements in and relating to fertilizers : en
  • CH215873A - Methods of combating pests. : de en
  • CH215987A - Device for testing the air for toxic gases. : de en
  • PL29870B1 - Tereinigte Eiaenbahn-Signal ^ ke ^ 4 U Gesellsohaft mit beschrankter Haftung, Berlin-Siemensstadt Self-acting device for blocking a track section : en pl
  • FR866302A - Improvements to towers : en fr
  • GB538340A - Improvements in latch and safety catch mechanism for lid type automobile hoods : en
  • USD128560S - Design for a dress : en
  • US2250473A - Coating magnesium articles : en
  • US2250540A - Tensioning device : en
  • ES5417Y - Toy cinema. : en es
  • DE708835C - Process for the preparation of a rust preventive paint : de en
  • GB538267A - Improvements in and relating to containers of flexible sheet material : en
  • DE708939C - Process for the production of gonadotropic hormones from aqueous starting solutions : de en
  • US2250590A - Mine car : en
  • US2250714A - Centrifugal pump : en
  • DE708791C - Roller for roughening rubber tires : de en
  • ES5491Y - Clothespin. : en es
  • DE708856C - Device for monitoring the operational readiness of remote control systems : de en
  • US2250543A - Self-propelled rail vehicle : en
  • USRE21869E - Method and apparatus fob forming : en
  • US2250989A - Timing device : en
  • DE708761C - Exhaust pipe for aircraft engines : de en
  • CH215865A - Method of promoting plant growth. : de en
  • US2250523A - Car construction : en
  • US2250555A - Drop bottom mine car : en
  • US2250723A - Window construction : en
  • US2251006A - Wheeled figure toy : en
  • US2251051A - Electrical musical instrument : en
  • US2250753A - Locking means for bearing studs and nuts : en
  • US2250757A - Gas and liquid contact column : en
  • CH216123A - Process for the production of a vat dye. : de en
  • DE708765C - Process for the preparation of polyrhodane compounds : de en
  • ES5486Y - Sliding curtains. : en es
  • CA398315A - Lead and alloy purification : en fr
  • AU318140A - Automatic beverage wine serving device : en
  • CA398302A - Multiplying machine : en fr
  • CH216013A - Device for automatic interruption of the longitudinal or. Plan feed of machine tool slides. : de en
  • USD128556S - Michelson dress ensemble : en
  • CH216012A - Thread milling machine. : de en
  • CH216083A - Support for the presentation of wristwatches. : en fr
  • BE441793A - PREPARATION OF PHOSPHATE-BASED LAYERS ON METALS AND PRODUCTS FOR THE IMPLEMENTATION OF THIS PROCESS : en fr
  • CA398250A - Metal casting process : en fr
  • US2251215A - Purification of esters : en
  • USD128501S - Design fob a nipple : en
  • USD128536S - Girdle or similar garment : en
  • USD128586S - Design for a dress : en
  • CA398218A - Headlight adapter unit : en fr
  • CA398244A - Fluorine compound : en fr
  • US2250544A - Receptacle closure : en
  • USD128541S - Design for a glove : en
  • PL29857B1 - The method of producing silver halide emulsions for color photography : en pl
  • US2250658A - Circular knitting machine : en
  • CA398262A - Mouldable lignocellulose and product : en fr
  • AU276940A - Thermionic valve circuit arrangement : en
  • CH215952A - Process for the regeneration of old rubber. : de en
  • AU113671B2 - Improvements inthe casting of metal articles : en
  • CA398324A - Mouldable material processing apparatus : en fr
  • DE708792C - Multi-part vulcanizing mold for the production of rubber heels or the like. : de en
  • US2250634A - Hydraulic center drive chuck : en
  • AU269740A - Method of zetaining the natural colour and texture inthe canning of green vegetables : en
  • US2250592A - Railway hopper car outlet : en
  • US2251226A - Apparatus for the processing of multiple filament thread or the like : en
  • BE441922A - : en
  • CH216057A - Method for eliminating the multiple waviness of piezoelectric crystals. : de en
  • CH215864A - Procedure for protecting plants against the risk of frost. : de en
  • CH215971A - Small caliber rifle. : de en
  • AU48441A - Rectifier system : en
  • GB538270A - Improvements in and relating to doors for ovens and other cooking apparatus : en
  • FR866336A - Process for the manufacture of a fuel especially suitable for supplying light gasifiers for vehicles and product obtained by this process : en fr
  • GB538400A - Improvements in apparatus for gravity separation of granular material : en
  • US2250499A - Carding apparatus : en
  • DE708711C - Process for the preparation of polyhydric alcohols of the aetiocholan series : de en
  • DE708843C - Process for the production of synthetic resins : de en
  • DE708923C - Skinning knife : de en
  • DE708918C - Drilling spindle, grinding spindle or the like. : de en
  • CH215934A - Soluble, powdered pectin preparation and method of making the same. : de en
  • CH216021A - Process for the production of objects, in particular structural and furniture parts, from fiber masses and an object produced by this process. : de en
  • CH216122A - Process for the production of a vat dye. : de en
  • US2250787A - Fusible nut : en
  • US2251167A - Steering gear : en
  • AU287940A - Improvements in or relating to means for inserting metallic fastenings suitable for use inthe manufacture of shoes : en
  • US2250852A - Protective device for blast furnace bell hoists : en
  • CH215909A - To the heating device to be attached to cooking pots to be heated by means of a gas flame. : de en
  • CH216003A - Electrolysis process and electrolyser for continuous service. : en fr
  • CH215886A - Heating stoves, in particular for burning fine-grain fuel. : de en
  • CH215880A - Device for assembling two tubular elements. : en fr
  • DE708846C - Ventilation for Krat vehicles : de en
  • GB538332A - Improvements relating to mechanical excavators : en
  • ES5378Y - Plug-in headboard with the tube of the bed frame. : en es
  • ES5421Y - Pocket hanger. : en es
  • FR866305A - Process for dyeing artificial products from strongly acetylated cellulose : en fr
  • CA398267A - Fluorescent material : en fr
  • CH215979A - Gyroscope. : de en
  • CH215899A - Rotary grate gas generator. : de en
  • DE708978C - Hook bar : de en
  • GB538352A - Improvements in electrical starting systems for internal combustion engines : en
  • CA398317A - Fluid pressure motor : en fr
  • CH216027A - Lighter. : de en
  • ES5479Y - Bicycle hub. : en es
  • GB538320A - Improvements relating to time-lag devices such as incorporate gearing : en
  • GB538412A - Improvements in or relating to television transmitting tubes and methods of operation : en
  • US2250666A - Combined label, cap loosener, and auxiliary container : en
  • US2250937A - Electrolytic cell : en
  • US2250832A - Fly casting fishing line : en
  • ES5424Y - Footwear with vulcanized rubber sawdust (agglomerate) sole or sole. : en es
  • GB538311A - Improvements in or relating to the recovery of magnesium from vapour phase mixtures : en
  • GB538365A - Improvements in or relating to compound microscopes and lens systems therefor : en
  • USD128547S - Design for a dkess : en
  • FR866331A - Improvements to sound recording devices : en fr
  • GB538363A - Improvements in speed reduction gearing : en
  • GB538282A - Improvements in or relating to filters : en
  • US2250612A - Refrigerating apparatus : en
  • USD128485S - Design for a flower vase : en
  • US2250675A - Arbor for spools or the like : en
  • US2251053A - Pencil sharpener : en
  • AU113643B2 - Improvements in the preparation of 1-ascorbic acid (Vitamin C) : en
  • DE708772C - Address printing plate with exchangeable type plate with notches on the edge for holding means of a frame : de en
  • ES6005U - Adjustable double condenser for radio devices. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250567A - Embossing machine : en
  • US2250519A - Automatic tuning system : en
  • US2250980A - Indicator package for cements and the like : en
  • US2251162A - Signal and locking means for printing apparatus : en
  • US2251016A - Clamping mechanism : en
  • DE708874C - Safety device against unintentional removal of objects hung with a hanging loop on a wall hook or nail : de en
  • US2250752A - Valve tappet : en
  • CH216112A - Process for the preparation of an azo dye. : de en
  • DK58886C - Procedure and Apparatus for Deflecting the Cathode Beam in Cathode Beam Tubes. : da en
  • FR866319A - Improvements in or relating to television reproducing tubes : en fr
  • GB538395A - Apparatus for countering raiding aircraft : en
  • US2250756A - Manufacture of white lead : en
  • US2250653A - Blank for hose clamps : en
  • US2250599A - Circuit breaker : en
  • USD128486S - Design for a sachet : en
  • GB538425A - An improved systems for cooling refrigerating chambers : en
  • CH215976A - Container. : de en
  • DE708999C - Diffusers, especially for sugar manufacture : de en
  • DE708935C - Axial support for rotating body : de en
  • DE708829C - Method for modulating high-frequency transmitters : de en
  • GB538269A - Improvements in or relating to spark gap devices : en
  • GB538394A - Improvements in and relating to processes for the treatment of molasses fermentationsolutions : en
  • DE708809C - Device for glowing bright in glow ovens equipped with liquid seals : de en
  • DE708966C - Device for driving and changing the stroke of thread guides on Koetz winding machines : de en
  • DE708817C - Rotatable clamping device on processing machines : de en
  • DE708934C - Disinfectants, preferably for dry cleaning of textiles u. like : de en
  • US2250611A - Package gluing machine : en
  • US2251228A - Bearing : en
  • USD128498S - Design for a device for expanding pistons : en
  • GB538401A - Improvements in and relating to motor vehicles : en
  • ES5432Y - Soap holder for sinks. : en es
  • US2250799A - Container bottom and top spinning head : en
  • US2250804A - Inkstand : en
  • US2251206A - Amalgam carrier : en
  • FR866316A - Non-metallic frame for glasses : en fr
  • GB538378A - Manufacture of dyestuffs of the anthraquinone series : en
  • DE708994C - Collecting screen made of sheet metal for scissors : de en
  • GB538423A - Improvements in protective respiratory apparatus : en
  • US2250562A - Side construction for railway cars : en
  • US2250794A - Hosiery protector : en
  • US2250910A - Oil drainage funnel : en
  • US2250955A - Method of preparing metallic pigment pastes : en
  • USD128597S - Design for a dress : en
  • BE441670A - : en
  • CH215968A - Device for rigidly assembling two skis so as to constitute a sled. : en fr
  • ES6020U - Special file for scraping and polishing wood. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708981C - Processes and devices for influencing the volume of the volume when playing back sound recordings : de en
  • SE102172C1 - Procedure for the production of alkali formate : en sv
  • CH215896A - Removable automatic oven for charring wood. : en fr
  • GB538398A - Improvements in or relating to the production of motive fluids for prime movers : en
  • USD128550S - Design for a dress : en
  • CH216052A - Device for monitoring liquid-filled apparatus. : de en
  • CH216070A - Remote place switching for remote lines with carrier frequency limit switching : de en
  • CA398238A - Box for razor blades : en fr
  • US2250481A - Machine for feeding tobacco : en
  • US2251047A - Method of marking articles : en
  • DE708749C - Kiln for step drying : de en
  • DK58898C - Procedure for making cookware, dishes, plates or similar containers for food. : da en
  • US2250512A - Connecting rod lubrication : en
  • US2251222A - Fabric take-up : en
  • US2250664A - Composition of matter and articles formed therefrom : en
  • US2250928A - Signaling system : en
  • US2251251A - Multiple window sash construction : en
  • US2250495A - Coupling : en
  • US2250720A - Polishing machine : en
  • CA398283A - Blowpipe nozzle : en fr
  • CH216074A - Circuit arrangement in telecommunication systems, in particular telephone systems with company lines. : de en
  • BE441634A - : en
  • CH216100A - Parachute. : en it
  • US2250475A - Truck or transporting device : en
  • US2250515A - Glass gathering and molding apparatus : en
  • US2251213A - Automatic transmission : en
  • DE708727C - High-performance glow cathode, especially for gas or vapor-filled discharge vessels : de en
  • PL29858B1 - The method of producing silver halide emulsions for color photography : en pl
  • AU308940A - Improvements in regenerative circuits : en
  • US2250537A - Spring drawhead and buffer : en
  • US2251163A - Corrosion resistant alloy : en
  • CH215992A - Cliché support for projection equipment. : en fr
  • PL29925B1 - Schweizerische Lokomotiy- und Maschinenfabrik, Wintertlmr Semi-self-powered steam locomotive : en pl
  • CH215881A - Device on toothed racks for the smooth entry of a traction vehicle for mixed friction and gear operation, especially one with several drive gears, into the rack. : de en
  • CH216004A - Method and machine for tamping sand to form a mold. : en fr
  • BE441713A - : en
  • CH215938A - Process for the production of a valuable, nitrogen-containing condensation product. : de en
  • US2250461A - Electrical network : en
  • US2250651A - Stripping blade : en
  • US2250771A - Universal level : en
  • US2250944A - Refrigeration : en
  • CA398224A - Differential mechanism : en fr
  • CH216040A - Starting device for internal combustion engines. : de en
  • CH216084A - Hitch. : de en
  • ES6028U - A ball game without a pediment (Machine-translation by Google Translate, not legally binding) : en es
  • PL29866B1 - : en pl
  • CH216094A - Device for attaching snow chains to vehicles. : de en
  • BE441701A - Device for wrapping electrical conductors with strips of insulating material : en fr
  • CA398258A - Tube shaping apparatus : en fr
  • AU113576B2 - Improvements in and relating to superchargers for engines driven by producer or similar gas : en
  • CH216119A - Process for the preparation of an azo dye. : de en
  • US2251059A - Tumbler rinser : en
  • US2251200A - Can opener : en
  • AU26440A - Improvements in or relating to methods of generating pulses characteristic of sound and like waves : en
  • US2251244A - Pressure regulator : en
  • USD128555S - Michelson dress ensemble : en
  • USD128563S - Design for a dress : en
  • PL29900B1 - A way to unequivocally distinguish between zeros in an ambiguously indicating a pendulum : en pl
  • US2250940A - Art of welding : en
  • DE708796C - Measuring device for liquids, especially milk : de en
  • DE708861C - Mouldboard arranged on the semolina column of a plow : de en
  • IE17218L - Cartons : en
  • CH215954A - Method and device for treating fibers suspended in liquid, the liquid mixture being exposed to the action of a stirrer. : de en
  • CH216075A - Device for adjusting the gate bias of an amplifier tube belonging to a power amplifier circuit. : en fr
  • US2250839A - Adjustable curb form : en
  • USD128582S - Design for a dress : en
  • CA398249A - Mould stool for casting metals : en fr
  • CH215902A - Cleaning device. : de en
  • USD128587S - Design fob a dress : en
  • DE686436C - Construction device, especially for aircraft : de en
  • US2250717A - Telegraph apparatus : en
  • US2250724A - Apparatus for reproducing sound on film : en
  • US2251151A - Amplifying system : en
  • CH215948A - Electric flash lamp. : de en
  • CA398276A - Vitamin b complex containing composition : en fr
  • GB538331A - Improvements in or relating to ceramic resistors and their manufacture : en
  • AU113533B2 - Method of preparing soya beans for use : en
  • US2251095A - Vibratory concrete laying and finishing machine : en
  • US2251189A - Cable connector : en
  • US2251057A - Dental tool : en
  • US2250848A - Setting tool for opening and closing envelope flap fasteners : en
  • DE708867C - Feed device for coal drilling machines : de en
  • AU113526B2 - Method of producing coatings exhibiting patterns or designs and product : en
  • US2251255A - Voting machine : en
  • US2250932A - Fuel control : en
  • ES5980U - Foldable device for offer and sale of correspondence (Machine-translation by Google Translate, not legally binding) : en es
  • PL29859B1 - Siemens & Halske Aktiengesellschaft, Berlin-Siemensstadt. '/ Cover sealing for electric arc furnace : en pl
  • USD128472S - Design for an ice cream cone jacket : en
  • GB538358A - Improvements relating to dynamo-electric machines : en
  • ES6021U - Razor blade holder for sharpening. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538385A - Improvements in or relating to non-metallic airscrews and airscrew blades : en
  • ES6401U - Fuse holders or cutters, with sealable drilling, especially designed to avoid changes or reversals of polarity for use in the connections and branches to the meters of electrical installations. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708891C - Arrangement for de-damping a tube generator, receiver or amplifier for ultra-high frequency electromagnetic oscillations of the decimeter or centimeter wave length area : de en
  • GB538408A - Improvements in or relating to the preparation of detergents : en
  • FR866310A - Tank dyes and their production process : en fr
  • DE708775C - Directly displaying direction finder with rotating direction finder : de en
  • DE708799C - Crank gear : de en
  • DE708961C - Jet pipe for fire extinguishing purposes : de en
  • US2250824A - Burial casket : en
  • US2250925A - Process for the separation of acetylene from admixture with ethylene : en
  • US2251230A - Subway rail car : en
  • DE708995C - Electric dry shaver with associated protective cap for the shaving head : de en
  • ES5445Y - Neckless container. : en es
  • DE708882C - See-through screen for motor vehicles : de en
  • US2251120A - Exercising machine : en
  • ES5371Y - Wrench for pipe tubes. : en es
  • GB538383A - Improvements in electric coupling devices : en
  • US2250821A - Weather strip : en
  • US2250956A - Metallic pigment : en
  • DE708895C - Process for the production of an electrolytic capacitor in which at least one electrode consists wholly or substantially of fritted or sintered material, and an electrolytic capacitor produced according to this process : de en
  • PL29921B1 - Method of obtaining bleachable semi-products and straw cellulose by cooking with a slime containing calcium hydroxide : en pl
  • DE708732C - Spooling device for artificial endless threads u. Like. In particular those made of glass : de en
  • DE708881C - Motor vehicle : de en
  • CH215882A - Process for roughening old concrete pavements that have become smooth due to traffic. : de en
  • FR866338A - Device for sound tracking : en fr
  • GB538413A - Improvements in or relating to servo-controlled mechanisms for steering mechanism and other power machinery : en
  • FR866333A - Infrared filter : en fr
  • GR9592B - SPECIAL TREATMENT OF TEREVINTHYLAKI TO REPLACE GASOLINE IN THE GASOLINE, KITCHEN APPLIANCES ETC. : el en
  • ES5427Y - Security inkwell. : en es
  • DE708760C - Tensioning and holding frame for wire mesh : de en
  • ES5492Y - Rocking armchair. : en es
  • GB538406A - Improvements relating to synthetic resin compositions and abrasive and other articles made therefrom : en
  • US2250754A - Tractor safety control : en
  • GB538268A - Improvements in projectiles for military weapons : en
  • DE708926C - Mouthpiece cigarette machine : de en
  • ES6016U - Rail joists whose ends are terminated in the shape of a spike. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538315A - Improvements in portable power driven tools : en
  • ES6015U - Advertising system, distribution and other industrial uses. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708900C - Process for the production of thin tubes or plates from ceramic mass for technical purposes : de en
  • DE708988C - Collapsible undercarriage for carts : de en
  • DE708858C - Electrical relay with an electrode which is arranged in a gas discharge vessel and thermally deformable by the gas discharge : de en
  • ES5474Y - Desktop stand for pocket and wrist watches. : en es
  • US2250888A - Box covering and method of manufacture thereof : en
  • ES5465Y - Perfected electric welder. : en es
  • PL29919B1 - The way of drying solidifying and hardening materials during drying : en pl
  • US2250577A - Container handling device : en
  • US2250476A - System for phototransmission : en
  • US2250897A - Metal shearing machine : en
  • US2250635A - Display device : en
  • CH216060A - Luminescent electric discharge device in a gaseous atmosphere. : en fr
  • DE708802C - Bow attachment for ships : de en
  • US2250869A - Means for welding rails : en
  • US2251135A - Method and apparatus for forming washers and the like : en
  • US2251245A - Production of hydroxy alkyl amines : en
  • US2251229A - Alkylamine salts of methazonic : en
  • USD128526S - Design for a textile fabkic : en
  • US2250793A - Valve construction : en
  • FR866306A - Process for the preparation of progesterone : en fr
  • GB538387A - Improvements in pole-changing arrangements for electric motors : en
  • US2250841A - Battery post connection : en
  • GB538348A - Improvements in the manufacture of hydrogen : en
  • FR866339A - Improvements in photographic development processes and developers to perform these processes : en fr
  • CH216099A - Rail vehicle with snow plow. : de en
  • US2251242A - Coking apparatus : en
  • US2251247A - Novelty yarn : en
  • DE708928C - Method and device for burning, roasting and sintering all kinds of goods with a prefabricated furnace and a pre-burning device : de en
  • PL29888B1 - Yereinigte Glilhlampen und Elektrizitats Aktiengesellschaft ^ Ujpest High-pressure hatch : en pl
  • PL29890B1 - Hunter Young & Company, Limited, Waisaii ia 7.7 / 7 7 Cap for bottles and the like : en pl
  • US2250637A - Brake head wear element : en
  • US2251178A - Welting and its method of manufacture : en
  • US2250960A - Refrigeration : en
  • ES5481Y - Hermetic closure for containers where materials must be deposited without any smell being perceived outside. : en es
  • US2250798A - Building stud construction : en
  • US2250818A - Laying nest : en
  • FR866324A - Public lighting fixture : en fr
  • ES5466Y - Packaging box, especially for footwear, removable and with fastening closure. : en es
  • DE708997C - Soft for belt conveyor for goods standing on edge : de en
  • PL29889B1 - Siemens ¦ Schuckertwerke Aktiengesellschaft, Berlin-Siemensstadt / Steam power plant : en pl
  • US2250819A - Variable wave generator : en
  • GB538274A - Improvements in or relating to films for reducing surface reflection from light-transmitting and other articles : en
  • US2251129A - Indicating instrument : en
  • ES6003U - Cambrillºn for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708910C - Manufacture of a calcium tungstate phosphor : de en
  • DK58887C - Coupling to Change the Tuning of an Electrical Oscillation Circuit in Dependence on a Regulating DC Voltage. : da en
  • ES5350Y - Mechanism for closing waters, sewers and the like. : en es
  • ES6014U - Special towel with injectable needle for rust collection. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250593A - Method and machine for cutting openings in metal ribbons or the like : en
  • US2250786A - Manifold of an internal combustion engine : en
  • US2250885A - Hydraulic coupling : en
  • ES6027U - Pourer system for containers containing liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6004U - A device for automatic washing. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250693A - Trap for dredger suction pipe : en
  • US2250744A - Velocipede : en
  • US2250833A - Letoff mechanism for looms : en
  • US2250923A - Electrical control system : en
  • DE708899C - Height adjustment device, especially for machine gun mounts : de en
  • DE708808C - Process to achieve a constant and stable permeability in materials with 35 to 60% nickel and 65 to 40% iron : de en
  • DE708848C - Fitting for sliding doors, especially frameless sliding glass doors : de en
  • US2250999A - Acylated nu-aryl glucamines : en
  • US2251132A - Brake control means : en
  • US2251231A - Pump construction : en
  • PL29924B1 - A method of impregnating paper, cardboard, fabrics or similar materials, especially with highly viscous solutions : en pl
  • GB538313A - Improvements in or relating to means for securing nuts against rotation : en
  • DE696499C - Extraction system, especially for the extraction of substances containing fat and oil : de en
  • ES5391Y - Blind with metal link chain : en es
  • CH216019A - Gang saw. : de en
  • CH216101A - Retractable landing gear for airplanes. : en fr
  • US2251094A - Shell body and method of making the same : en
  • CH216078A - Variable coupling transformer for radio receiver device. : en fr
  • AU279440A - Improvements relating tothe generation and transmission of radiowaves : en
  • CA398217A - Animal identification seal : en fr
  • CA398298A - Reading machine : en fr
  • US2250670A - Drilling apparatus : en
  • US2250858A - Beverage making device : en
  • US2250983A - Governor : en
  • PL29895B1 - MP? ZU AS l $ A. - B. Svenska Flaktfabriken, Stockholm Board drying rack : en pl
  • US2250655A - Clicking machine : en
  • US2251102A - Method of and apparatus for : en
  • CA398272A - Hydraulic shock absorber : en fr
  • DE708702C - Isolation body : de en
  • ES5425Y - Pencil sharpening device. : en es
  • CH216022A - Beaters for beater mills. : de en
  • GB538349A - Improvements in fluid-pressure-operated electric switchgear : en
  • CA398341A - Flavone group substance preparing process : en fr
  • US2250629A - Nonrepeat valve : en
  • US2250845A - Pattern controlled multiple drilling machine : en
  • DE708821C - Process for the production of concentrated sulfur dioxide : de en
  • DE708816C - Venting extruder for clay or the like. : de en
  • PL29918B1 - A method of producing air foam for extinguishing a fire and an apparatus for carrying out the method : en pl
  • DE708767C - Process for the purification of tricresyl phosphate used to extract phenols from waste water : de en
  • US2250625A - Visible card index : en
  • US2250715A - Garment-pressing machine : en
  • US2250547A - Receptacle particularly adapted for carrying articles of clothing : en
  • CH216046A - Device at the junction of two electrical cables laid in metallic sheaths. : de en
  • US2250722A - Liquid depth sampling device and method of obtaining samples : en
  • US2250503A - Pin removing and guard mechanism for bowling alleys : en
  • US2250644A - Lamp and socket therefor : en
  • US2250739A - Measuring and calculating apparatus : en
  • US2250789A - Chromic oxide pigments : en
  • US2251174A - Sear mechanism : en
  • US2251233A - Abrading apparatus : en
  • USD128576S - Design for a dress : en
  • US2251031A - Drawing roll coupling : en
  • CA398254A - Signalling system : en fr
  • US2251221A - Card stacking mechanism : en
  • US2250659A - Power laundry washer : en
  • US2250492A - Supercharged two-cycle engine : en
  • PL29909B1 - Henkel & Cie, G. m. B. EL, Diisseldorf-Holthausen Washing, cleaning, bleaching and rinsing detergent, containing peroxygen compounds : en pl
  • GB538308A - Improvements relating to tar products : en
  • GB538336A - Improvements relating to adjustable eccentrics for reciprocating engines actuated byexpansive fluid : en
  • GB538426A - Improvements relating to locking devices for rotary clamping members : en
  • CH215961A - Device for switching off the drive mechanism of the ribbon roll when the platen roller is rotated backwards, on an apparatus attached to the typewriter for making copies. : de en
  • DE708766C - Process for the preparation of polyrhodane compounds : de en
  • US2250549A - Belt connector : en
  • USD128577S - Design for a dress : en
  • DE708734C - Paper mouthcloth with holding device attached in one corner of the mouthcloth : de en
  • US2251223A - Rock drill : en
  • BE441730A - Process for manufacturing envelopes or spiral coatings in insulating or metallic tapes for electrical conductors of all kinds : en fr
  • GB538343A - Improvements in photographic film : en
  • DE708740C - Detachable connection between valve spindle and handle : de en
  • US2251003A - Control device : en
  • AU113504B2 - Improvements in or relating to methods of generating pulses characteristic of sound and like waves : en
  • FR866347A - Improvements to taps : en fr
  • FR866301A - Universal tractor with turbo-engine and special gearbox : en fr
  • GB538295A - Improvements in or relating to lead tubes : en
  • US2251052A - Electrical musical instrument : en
  • PL29914B1 - : en pl
  • US2250619A - Combined package rack and air duct : en
  • ES6038U - An apparatus for teaching and typing practice (Machine-translation by Google Translate, not legally binding) : en es
  • US2251150A - Continuous ore converter : en
  • AU426240A - Improvements in or relating to rivetting guns : en
  • CH216097A - Electrical system for vehicles, with a dynamo, the polarity of which is constant and independent of the direction of rotation, and whose magnetic winding is fed by an exciter. : de en
  • CH216129A - Process for the preparation of an unsaturated derivative of pregnane-3.20-dione. : de en
  • DE708786C - Process for the production of rotating tools, especially milling cutters : de en
  • US2250684A - Ski : en
  • US2250699A - Machine for making satchel-bottom bags : en
  • US2250505A - Alloy steel : en
  • US2250727A - Door latch : en
  • US2250950A - Relay system monitoring : en
  • US2251127A - Process of shrinking and drying cloth : en
  • US2250958A - Process of embedding color in polymeric materials : en
  • CH216076A - Method for the carrier-frequency transmission of characters on lines. : de en
  • DE708733C - Device for drying the inside of footwear : de en
  • DK58889C - Electrical connection box. : da en
  • AU347840A - Improvement in cathode-ray signal-reproducing unit : en
  • AU113670B2 - Improvements in regenerative circuits : en
  • CA398340A - Baseball glove or mitt : en fr
  • CA398312A - Basket-ball backstop : en fr
  • CA398320A - Coating composition : en fr
  • US2250735A - Telephone system : en
  • US2251190A - Method of producing neutrons : en
  • USD128495S - Design for a purse : en
  • AU113538B2 - Improvements in or relating to rivetting guns : en
  • US2251158A - Transfer and orienting mechanism : en
  • USD128504S - Design fog a game board : en
  • US2250971A - Refrigeration : en
  • AU303140A - An improved washing machine : en
  • CA398277A - Slide fastener manufacture : en fr
  • CA398291A - Blood albumen and milk composition : en fr
  • DE708909C - Process and device for the electrothermal decomposition of carbonaceous fluids : de en
  • DE708938C - Process for dewatering diazoamido compounds of cyclic amines : de en
  • DE708914C - Expansion thermometer : de en
  • PL29873B1 - A method of producing synchronization pulses, especially for television purposes, or the detnodulation of frequency modulated vibrations, a method of synchronizing television equipment with these pulses, and a device for using these methods : en pl
  • CA398347A - Condensation product of pyrene : en fr
  • CA398240A - Loading and unloading device : en fr
  • DE708962C - Lock for cover, flaps, etc. Like., Preferably for aircraft : de en
  • FR866342A - Improvements made to electrical switches : en fr
  • US2251035A - Mitering attachment for table saws : en
  • CA398299A - Reading machine : en fr
  • CA398303A - Printing transferring machine : en fr
  • DE708898C - Method and device for continuous image control of a continuously moving film strip by means of optical compensation : de en
  • CH215892A - Low-noise door lock with a shooting latch. : de en
  • CH216014A - Drilling machine. : de en
  • GB538376A - Improved method of and apparatus for packaging beverages : en
  • US2250531A - Antenna : en
  • DE708801C - Farm wagon with a car body inserted between inclined side supports : de en
  • ES5996U - New model of wooden box for the container of 100 bottles of veomouth (Machine-translation by Google Translate, not legally binding) : en es
  • ES5992U - Box for smokers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5993U - A pencil case for makeup (Machine-translation by Google Translate, not legally binding) : en es
  • GB538362A - Improvements in or relating to valve assemblies : en
  • US2251056A - Dust excluding device : en
  • AU209840A - Improved shellac compounds for compression and injection moulding : en
  • CH216120A - Process for the preparation of an anthraquinone dye. : de en
  • US2250455A - Table top ironer : en
  • US2250767A - Fluid flow control apparatus : en
  • US2250782A - Cigarette container and belt : en
  • US2250941A - Torque measuring wrench : en
  • ES5495Y - Trocar for puncture of lung cavities or pleura. : en es
  • CA398260A - Mouldable lignocellulose and product : en fr
  • CA398263A - Signalling system : en fr
  • CA398339A - Radio condenser mounting : en fr
  • AU113521B2 - A method for conditioning the filter leaves ofa vacuum filter forthe clarification ofa cyanide solution : en
  • US2250705A - Automatic press control system : en
  • AU49841A - Half-cubic television antenna : en
  • CH216020A - Method for connecting plate-shaped parts, device for carrying out the method and plate produced by this method. : de en
  • US2250864A - Heat exchanger : en
  • BE441974A - Improvements to raw water treatment processes using cation exchangers : en fr
  • US2251063A - Resilient wheel : en
  • CH216116A - Process for the preparation of an azo dye. : de en
  • CH216080A - Arrangement for tuning a cavity resonator. : de en
  • DE708870C - Holding device for evaporator on refrigerators : de en
  • FR866318A - Improvements in methods and apparatus for time conversion : en fr
  • US2250448A - Shaft coupling : en
  • US2251044A - Regulator system : en
  • US2250807A - Abdominal supporter : en
  • US2250823A - Trap : en
  • US2250711A - True size glove palm and back stretch indicator : en
  • DE708833C - Variable resistance for regulating the welding current and the ignition voltage of electric arc circuits : de en
  • PL29879B1 - Karol WiÓrkowski, Warsaw Lampholder, especially for electric bulbs in hand lamps : en pl
  • CH215937A - Process for the preparation of a new quaternary ammonium salt. : de en
  • CH215986A - Device for improving the error curve of induction meters. : de en
  • PL29884B1 - Telefunken Gesellschaft fur drahtlose Telegraphie m. B. H., Berlin Electron discharge lamp, the vacuum bank of which is made entirely or partially of metal and the method of mounting the lamp in the camera : en pl
  • US2251050A - Baggage rack : en
  • US2250778A - Game apparatus : en
  • ES5380Y - Bottle holder drawer. : en es
  • USD128480S - Design for a lamp head : en
  • US2250507A - Cycle timer apparatus : en
  • US2250826A - Variable pitch propeller : en
  • US2251070A - Chewing gum : en
  • CH215935A - Process for the production of products containing hydrophobic synthetic fibers with increased absorption and absorption capacity. : de en
  • US2251241A - Windshield wiper operating means : en
  • CA398219A - Wood flooring : en fr
  • CH216126A - Water turbine blade. : de en
  • AU113517B2 - Improvements in moulds forthe production of rubber mats and like rubber articles : en
  • GB538344A - Automatic firearm : en
  • PL29896B1 - Elektrotechnische Fabrik Schmidt & Co. Gesellschaft m. B. H., Bodenbach Cover for pocket flat electric flashlights : en pl
  • BE441958A - : en
  • US2251191A - Hairdressing cap : en
  • AU154940A - Method of preparing soya beans for use : en
  • US2250457A - Porcelain enamel : en
  • US2251079A - Trimming spout : en
  • US2251110A - Abrading machine : en
  • GB538297A - Improvements in alloys for soldering and brazing purposes : en
  • US2250815A - Mixing valve : en
  • US2251137A - Ornamental facing for closures : en
  • US2250992A - Presser-foot lifter for sewing machines : en
  • GB538431A - Automatic lathe : en
  • DE708789C - Device for conveying plastic masses, e.g. Clay, mortar or the like : de en
  • GR9597B - DRINK EXTRACTION. : el en
  • CH216041A - Branch device with a branch pipe having a screw thread on interference suppression dishes. : de en
  • US2250820A - Remote control for transmissions : en
  • CA398215A - Snap-action electric switch : en fr
  • PL29908B1 - I. G. Farbenindustrie Aktiengesellschaft, Frankfurt n. M. Cooling liquid for metal refrigeration appliances : en pl
  • US2250918A - Coating apparatus for rigid building elements : en
  • DE708960C - Roll film camera for two formats : de en
  • AU43841A - Improvements in and relating to machine belting andthe manufacture thereof : en
  • PL29867B1 - Bamag-Meguin Aktiengesellschaft, Berlin l ^ Timing mechanism for valves that close the lines of adsorption devices, especially devices that operate with activated carbon : en pl
  • US2250554A - Independent truck assembly for vehicles : en
  • USD128534S - Design for a container closure : en
  • CH216033A - Rotary lobes for compressors and pumps. : de en
  • CA398323A - Radio noise reducing system : en fr
  • US2250721A - Image storage tube : en
  • USD128489S - Design fob a set of game pieces : en
  • ES5429Y - Light adjustable saddle for motorcycles, bicycles or any other kind of vehicle. : en es
  • ES5480Y - Orthopedic device for special epidermal applications. : en es
  • DE708783C - Grinding device for the dental treatment of animals, in particular horses : de en
  • US2251216A - Sulphur removal from gases : en
  • USD128503S - Design for a vanity case : en
  • USD128528S - Design for a textile fabric : en
  • BE441916A - IRON STAY FOR MINE GALLERIES : en fr
  • US2250774A - Adhesive tape dispenser : en
  • CH216051A - Arc protection device on high-voltage insulators and insulator chains. : de en
  • PL29886B1 - The device distributes the liquid automatically to the tank : en pl
  • US2250816A - Vending machine : en
  • CH215863A - Sorting device on threshing machines with straw shaker and return floor arranged below. : de en
  • AU113544B2 - Thermionic valve circuit arrangement : en
  • US2250751A - Lifter : en
  • US2250899A - Program controller : en
  • US2250961A - Electric valve circuits : en
  • US2250604A - Rolling door with releasable guide groove : en
  • US2250718A - Dressmaking appliance : en
  • US2251204A - Sound reproduction : en
  • USD128496S - Design for a vacuum cleaner : en
  • US2250660A - Derivatives of hydroxy - aza - com : en
  • GB538361A - Improved method of destroying micro-organisms by means of radiant energy : en
  • ES5409Y - Base, or pedestal for figures, toys and the like, cut from sheet metal, cardboard and other materials. : en es
  • ES5448Y - Toy made up of removable port models. : en es
  • US2250931A - Apparatus for cutting metal tubes : en
  • US2251236A - Double compound of pentaerythritol and dipentaerythritol : en
  • AU42141A - Boxes : en
  • CH216104A - Process for the preparation of a new enol derivative containing the sterol core. : de en
  • PL29855B1 - A method of obtaining single and multi-color photographic images : en pl
  • US2250522A - Electrical player attachment for pianos and similar keyboard instruments : en
  • AU113687B2 - Coupling : en
  • USD128477S - Power shovel cab : en
  • DE708920C - Arrangement for the production of photographic or cinematographic recordings under water : de en
  • GB538306A - Improvements in or relating to building blocks : en
  • US2250857A - Teletypewriter : en
  • US2250907A - Composite electric cable : en
  • USD128492S - Design tor a game board : en
  • PL29880B1 - : en pl
  • CA398314A - Filter-forming machine : en fr
  • AU113506B2 - Improvements inflexible pads forthe relief of foot discomfort : en
  • US2250706A - Saw-tooth wave generator : en
  • US2251157A - Diesel fuel : en
  • US2251060A - Hair curler : en
  • DE708893C - Single-phase transformer : de en
  • DE708855C - Revolving timer with clockwork gear, in particular electrical pulse generator : de en
  • US2251211A - Packing : en
  • DE708771C - Inking unit for rotogravure printing machines : de en
  • ES5483Y - Improvements in dock seats and the like. : en es
  • CH215903A - Corner connection formed from tubes. : de en
  • GB538278A - Improvements in and relating to gauging or testing the form or shape of manufacturedarticles : en
  • GB538285A - Improvements in or relating to pistons and piston rings for use in the cylinders of internal combustion engines, steam engines, pumps, compressors or the like : en
  • BE441814A - : en fr
  • US2250800A - Inner spring unit : en
  • GB538307A - An improved manufacture of hydrocarbons by alkylation : en
  • CH215884A - Heater. : de en
  • CH215984A - Device for increasing the measuring accuracy of direct current watt hour meters. : de en
  • US2250587A - Signal : en
  • ES5488Y - Apparatus for catching rats. : en es
  • AU113636B2 - Improvements in or relating to machines for inserting eyelets : en
  • CA398234A - Percussion fuse for projectiles : en fr
  • DK58882C - Process for the Preparation of 2,4-Dioxo-3,3-dialkyl-pyprrolidines. : da en
  • DE708755C - Process for cleaning magnesium and magnesium alloys : de en
  • CH215924A - Process for dyeing leather. : de en
  • CH215868A - Holder for support rods of potted and garden plants. : de en
  • US2250716A - Process of separating vapors : en
  • CA398236A - Tire pressure indicating means : en fr
  • CH215916A - Weft cutting device. : de en
  • CH216110A - Process for the preparation of an azo dye. : de en
  • AU416540A - Coupling : en
  • CA398245A - Universal joint : en fr
  • CH215877A - Up-and-over door. : en fr
  • CA398348A - Rotating fan, pump or compressor : en fr
  • DE708980C - Azimuth gyro : de en
  • AU113667B2 - An improved washing machine : en
  • CH215862A - Agricultural tractor. : de en
  • US2250679A - Apparatus for use in treating hides, skins, and the like : en
  • US2250863A - Flexible cablelike formation of : en
  • US2251130A - Coating composition for molds, etc. : en
  • US2251186A - Automatic speed governor for automotive vehicles : en
  • ES5393Y - Device for polishing granites and natural and artificial stones. : en es
  • GB538415A - Improvements in pressure controlled systems : en
  • CH216071A - Thermionic lamp device. : en fr
  • AU333840A - Carburetter : en
  • DE708731C - Protective shield for electric welder : de en
  • CH216096A - Method of brazing a tube to another body. : en fr
  • AU2641A - Improvements relating to electrolytic cells : en
  • DE708793C - Process for the production of water- and acid-resistant coatings on panels or molded parts made of vulcanized fiber : de en
  • DE708953C - Process for utilizing the hydrogen sulphide of the exhaust air containing hydrogen sulphide from viscose rayon and cellulose wool factories : de en
  • US2250494A - Mandrel for pickling machines : en
  • ES5365Y - Toy and ladder jumping game mechanism at the same time. : en es
  • ES5385Y - Toy. : en es
  • GB538424A - Improvements in combined laundry washing and wringing machines : en
  • FR866314A - Improvements to dynamometers : en fr
  • GR9595B - EC VIKOS DRINK. : el en
  • ES5434Y - Over-sheet. : en es
  • CA398300A - Reading machine : en fr
  • US2250480A - Dihydroxy hexachloro diphenyl methane and method of producing the same : en
  • US2250493A - Foot and leg exercising device : en
  • GB538303A - Improvements in apparatus for generating electricity and in electric power systems for vehicles and trains : en
  • ES6013U - Artifact-basket for loading and transport of materials by arm. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538346A - Means for controlling the direction of the axis of a gyroscope : en
  • DE708919C - Suction hose filter : de en
  • DE708991C - Automatic brewing device for pigs : de en
  • ES5981U - Rotary switch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250765A - Lever connection : en
  • DE708944C - Modulation arrangement : de en
  • ES6032U - Engagement device for tights and other uses. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538422A - Improvements in or relating to gun-sighting apparatus : en
  • US2250458A - Flaw detector mounting : en
  • USD128476S - Design fob a slide whistle : en
  • USD128540S - Design foe a combined cover and cap for, vaporizers : en
  • FR866317A - Improvements to auxiliary navigation radio systems : en fr
  • GB538429A - Improvements in hangars or like shelters, more particularly for aircraft : en
  • GB538414A - Improvements relating to the catalytic cracking of hydrocarbon oils : en
  • US2251145A - Key and combination operated lock : en
  • USD128471S - Design for a textile fabric : en
  • CA398306A - Metal handled tool : en fr
  • US2251033A - Lapping machine : en
  • GB538404A - A joint for structural purposes : en
  • US2250470A - Manganese alloy : en
  • US2251128A - Clutch plate : en
  • DE708930C - Process for regulating steam power plants : de en
  • ES5982U - Tap for bottles of compressed gases at high pressure or liquidated. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250485A - Process for polymerizing acrylic and methacrylic acid esters : en
  • US2250525A - Sprinkler : en
  • FR866345A - Cigarette lighter device : en fr
  • CH215927A - Washing kettles, in particular for washing machines. : de en
  • CH216006A - Process for vertical centrifugal casting of hollow metal bodies with the aid of a rotating mold and a stationary, dimensionally stable core. : de en
  • USD128513S - Design for a gasoline can : en
  • US2250703A - Apparatus for locating casing seats : en
  • US2251046A - Gaseous electric discharge device : en
  • US2251161A - Compound applicator for buffing machines : en
  • DE708931C - Circuit arrangement for telephone systems : de en
  • US2250552A - Process for the production of tin oxide : en
  • US2251090A - Toy airplane : en
  • USD128558S - Design for a handbag : en
  • US2250879A - Process for making return bends : en
  • FR866303A - Steel making process : en fr
  • US2250491A - Frame construction : en
  • US2251225A - Synthetic wax composition and process of preparing the same : en
  • US2250558A - Conversion of tertiary acetylenic alcohols : en
  • US2250934A - System and method for production of electromagnetic waves : en
  • ES5464Y - Resistance holder for electric irons. : en es
  • US2250517A - Coupling connection : en
  • US2250628A - Shaping of glass sheets : en
  • CH216065A - Device for the protection of small children against chemical warfare agents. : de en
  • AU156740A - Improvements in means for producing gas for internal combustion engines : en
  • ES5477Y - Electric power switch. : en es
  • DE708884C - Sleeves and sealing films for chemicals : de en
  • US2251209A - Bone splint : en
  • AU40541A - An improved buckle : en
  • CH215869A - Trolley. : en fr
  • CH216009A - Machine for bending sheet metal. : de en
  • CH216030A - Detachable pulley, with grooves, for V-belts. : en it
  • CH215947A - Process for the preparation of a new phthalocyaninesulfonium derivative. : de en
  • GB538418A - Improvements in or relating to conveyor systems : en
  • GB538354A - Improvements in the manufacture of therapeutic substances : en
  • US2250862A - Combination amplitude-modulationfrequency-modulation receiver : en
  • US2251185A - Distillation apparatus : en
  • DE708950C - Process for the production of sulfur dyes : de en
  • US2250622A - Cathode-ray tube and method of manufacture thereof : en
  • US2250678A - Machine for mounting shoes on lasts : en
  • US2250929A - Manufacture of improved filaments, threads, foils, or sheets of cellulose esters or ethers : en
  • ES5436Y - Light fixture perfected for direct or indirect lighting. : en es
  • ES5459Y - Piston, with reinforcing rib, for internal combustion engines. : en es
  • ES5490Y - Frame or frame intended for graphic exhibitions. : en es
  • CA398237A - Milling machine device : en fr
  • DE708822C - Process for the production of carboxylic acid anhydrides : de en
  • DE708832C - Arrangement for measuring the operating time and the interruption duration of push-button switches : de en
  • US2250902A - Hay raking loader : en
  • ES6031U - Pump device directly coupled to a household filter (Machine-translation by Google Translate, not legally binding) : en es
  • CA398286A - Anchor nut : en fr
  • CA398296A - Protein extraction from peanuts : en fr
  • CH215959A - Gravure printing machine. : de en
  • CH216072A - Carrier frequency system with multiple modulation. : de en
  • DE708976C - Process for the production of physically high quality paint base materials : de en
  • US2250463A - Cable pull overshot : en
  • US2250873A - Method for forming photographic plates : en
  • DE708975C - Adjustable overcurrent release for electrical circuit breakers : de en
  • PL29883B1 - Oarlshiitte Maschinen- und Stahlbau - Gesellschaft m. B. H., Waldenburg-Altwasser Vibrating sieve with balance weights : en pl
  • GB538366A - Improvements in or relating to selective electrical switching devices : en
  • USD128593S - Design for a dress : en
  • USD128589S - May dress : en
  • US2250445A - Process for producing acetylenic alcohols : en
  • US2250856A - Selector : en
  • GR9593B - SILENTLY BASED ON THE PLACE OF THE RAISIN. : el en
  • US2250837A - Calculating machine : en
  • US2251034A - Machine tool : en
  • US2251058A - Chemical evaporator : en
  • US2250449A - Fluid actuated hammer : en
  • US2251067A - Shade and curtain bracket holder : en
  • US2250792A - Pump : en
  • US2250829A - Receiver loop circuit : en
  • US2250648A - Refrigerating apparatus : en
  • US2250750A - Infant's garment : en
  • US2250835A - Gear shifting mechanism : en
  • ES6017U - Desktop ashtray. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708921C - Valve seal for pressurized gas fire extinguisher : de en
  • FR866328A - Hub puller : en fr
  • ES5461Y - Special lid for glasses. : en es
  • AU113509B2 - Improvements in or relating to microwave electronic devices and operation methods therefor : en
  • FR866313A - Process for the separation and recovery of mercury from finely divided substances such as ores : en fr
  • CA398251A - Telephone set : en fr
  • USD128532S - Design for a cigarette holder : en
  • CH215929A - Zipper. : de en
  • CH216090A - Wheelbarrow with variable support points and track. : en fr
  • US2251193A - Antiglare shadow shield for automobiles : en
  • GB538381A - Improvements in or relating to thermionic valve apparatus : en
  • US2250990A - Brake mechanism : en
  • ES6001U - New coupling or assembly system for games composed of mountable and demountable parts. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250489A - Method of producing chilled surfaces on cast iron : en
  • DE708672C - Fog plume generator : de en
  • DE708756C - Record player : de en
  • DK58897C - Method for ensiling egg white-rich feeds. : da en
  • ES5476Y - Case for the packaging of perfumery bottles. : en es
  • GB538371A - Impact-withstanding and spring-providing material for use in conveyor and elevator belts and the like : en
  • USD128580S - Design for a dress : en
  • GB538324A - Improvements in or relating to the mounting of lenses : en
  • US2250546A - Bearing : en
  • US2250797A - Wheelbarrow wheel mounting : en
  • US2251043A - Seat and back cushion frame : en
  • GB538286A - Improvements in and relating to coffee urns : en
  • GB538326A - Pressure controlling device for use in raising sunken ships by compressed air : en
  • US2251119A - Brush display and storage rack : en
  • US2251179A - Spark plug : en
  • CH215950A - Process for making layered fiber cellulose ester sheets. : de en
  • US2250532A - Radio relaying system : en
  • DK58896C - Oven for Forging or Hardening. : da en
  • DE708917C - Sealing against high pressures for moving machine parts : de en
  • ES5394Y - Stroller for children whose sides or exterior side panels, which simulate animal figures, adopt a curved shape at the bottom so that the rocking from back to front or vice versa can easily occur. : en es
  • CA398284A - Rubber sheeting : en fr
  • DE708770C - Device for aligning sheets in a covered state : de en
  • PL29898B3 - Telefunken Gesellschaft fiir drahtlose Telegraphie m. B. H., Berlin Full frame antenna system : en pl
  • US2251089A - Process for the production of alloys containing beryllium : en
  • US2250957A - Web roller : en
  • US2251194A - Protective eyepiece : en
  • US2251250A - Display device : en
  • CH216062A - Aural frequency amplifier arrangement with characteristics adapted to the physiological requirements of the listener. : de en
  • GB538356A - Improvements in latch, safety catch and lifting mechanism for lid type automobile hoods : en
  • CH215891A - Scissors for cutting hard fiberboard. : de en
  • US2250719A - Planter : en
  • US2250948A - Harvester : en
  • US2250985A - Towing machine : en
  • US2251029A - Apparatus for regulating fuel supplied to burners : en
  • ES6010U - A body of glass or glass for corners and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • US2251086A - Valve : en
  • USD128552S - Design for a dress : en
  • USD128561S - Design foe a dress : en
  • US2250780A - Earth anchor : en
  • US2250970A - Refrigeration : en
  • USD128515S - Design for a can opener : en
  • US2250486A - Wire spring and spring structure : en
  • USD128546S - Design for a dress : en
  • US2250510A - Automobile insulation : en
  • GB538328A - Improved method of and means for sealing cartons : en
  • DE708743C - Method and device for the production, in particular by grinding, of cross-sectional profiles delimited by cycloid curves : de en
  • US2250686A - Saw-tooth wave oscillator : en
  • US2250694A - Mechanism for controlling the pitch of airscrew blades : en
  • US2250812A - Brush making machine : en
  • US2250865A - Control valve for centrifugal pumps : en
  • DE708959C - Device for automatic switching of the liquid flow in milk heaters with return line : de en
  • DE708828C - Electric movement device for sliding doors, windows and. Like., In particular for rail vehicles : de en
  • CH215928A - Device for automatically sticking fabric samples onto cards. : de en
  • US2250501A - Treatment of hydrocarbons : en
  • US2251101A - Lead nitroaminoguanidine and a process of making it : en
  • DE708850C - Cooling tower : de en
  • CA398248A - Metal heating and cooling apparatus : en fr
  • CA398294A - Tunable band-pass selector : en fr
  • US2250443A - Method of and machine for use in covering heels : en
  • CH215953A - Process for the production of low-viscosity solutions of acetal-like derivatives of polyvinyl alcohol. : de en
  • CH216047A - Distribution facility. : en fr
  • US2250623A - Dehumidifier : en
  • US2250964A - Tractor jack : en
  • USD128531S - Design fob a coat : en
  • CA398222A - Electric motor : en fr
  • US2250682A - Gap connector in ignition generators : en
  • US2251097A - Accounting machine : en
  • US2250591A - Railway hopper car outlet : en
  • USD128579S - Design for a dress : en
  • USD128544S - Design for a coat : en
  • DE708876C - Device for creating a bond between the standing and transverse tree of a scaffolding : de en
  • USD128490S - Design fob a sprat gtjn : en
  • US2250472A - Method of producing colored coatings upon magnesium and its alloys : en
  • US2251208A - Combination square : en
  • CH216042A - Process for controlling systems with at least two steam generators. : de en
  • US2251168A - Crank handle : en
  • CH215901A - Gas cooling and cleaning device for connection to a gas generator for solid or liquid fuels. : de en
  • US2251019A - Combustion control system : en
  • PL29854B1 - : en pl
  • US2250740A - Tire casing spreader : en
  • PL29882B1 - Polskie Zaklady Babcock-Zieleniewski Spółka Akcyjna, Sosnowiec Kocio, steam JT ^ £ £ : en pl
  • DE708924C - Adjustment device for bimetal strips in fire alarm and fire fighting systems : de en
  • USD128554S - Design for a dress : en
  • US2251248A - Process for the removal of phosphorus from manganese ores : en
  • AU113510B2 - Improvements in or relating tothe manufacture of metallic chains or chain cables : en
  • CH215872A - Rodent control agents. : de en
  • US2250447A - Door fastener : en
  • US2250509A - Recording mechanism : en
  • US2250875A - Package : en
  • US2250930A - Treatment of wool and silk : en
  • USD128482S - Design for a lamp head : en
  • DE708967C - Filter press : de en
  • ES5370Y - Wrench for pipe tubes. : en es
  • US2250598A - Negative feedback amplifier : en
  • US2250553A - Medicinal preparation : en
  • US2250570A - Floor rack hinge means : en
  • US2250704A - Casket drop : en
  • AU113586B2 - Improvements in or relating to means for inserting metallic fastenings suitable for use inthe manufacture of shoes : en
  • CH215982A - Device for displaying short current pulses. : de en
  • GB538312A - Improvements in or relating to the moulding and cooling of molten soap : en
  • CH216103A - A method for producing an enol ether of a ketocyclopentanopolyhydrophenanthrene compound. : de en
  • US2251038A - Door fastener : en
  • DE708742C - Windshield for closed cars : de en
  • CA398308A - Vibrating screen spring : en fr
  • US2250732A - Pipe supporting arrangement : en
  • US2250860A - Oven illumination for stoves : en
  • PL29861B1 - : en pl
  • US2251068A - Receiver with automatic tuning : en
  • US2251159A - Process and apparatus for bending and tempering glass sheets : en
  • CH216044A - High voltage alternating current machine. : de en
  • US2251071A - Stall cock of milking machines : en
  • US2251080A - Sewer cartridge : en
  • US2250603A - Carton-filling machine : en
  • CH215999A - Waterproof watch box. : en fr
  • CH216107A - Process for the production of an estrogenic product. : de en
  • CA398349A - Die-casting machine : en fr
  • CH216063A - Device for applying a liquid, especially to the scalp and hair. : de en
  • CH216127A - Process for the preparation of an unsaturated derivative of pregnane-3.20-dione. : de en
  • PL29920B1 - The method of polymerizing organic compounds : en pl
  • CH216035A - Spark plug. : de en
  • CH216010A - Threading machine for automatic lathe. : en fr
  • CA398328A - Chlorine recovery : en fr
  • CH215913A - Process for the production of viscose from alkali cellulose and carbon disulfide. : de en
  • PL29913B1 - Sverre Brodahl, Storjordet, H0nefoss A ski composed of a thin hardwood skid with at least one guide groove on the bottom surface and an upper layer made of light wood and connected to the bottom layer by ribs and grooves : en pl
  • CA398225A - Chimney : en fr
  • GB538392A - Improvements relating to the production of ammonia solutions : en
  • US2251012A - Bearing seal : en
  • CA398242A - Battery post connector : en fr
  • CH215983A - Maximum registration device. : de en
  • CH215925A - Device for drying stockings. : de en
  • US2251049A - Seat and back cushion construction : en
  • US2251155A - Computing device : en
  • US2250548A - Roof flashing : en
  • US2250586A - Control mechanism for winches : en
  • US2250760A - Dispensing machine : en
  • FR866326A - Method and devices for the production and emission of modulated light, in particular for signaling purposes : en fr
  • CH216056A - Circuit with grid-controlled amplifier tube. : de en
  • CH216092A - Luggage racks for motor vehicles. : en fr
  • US2250853A - Journal box : en
  • USD128511S - Design fob, a coin holder : en
  • US2250584A - Power drive for tools : en
  • US2250647A - Shielded radio tube and the like : en
  • US2250665A - Heel-seat fitting machine : en
  • CH215894A - Sliding door drive. : de en
  • DE708800C - Process for the production of raster images for printing purposes : de en
  • US2250997A - Timing device : en
  • DE708837C - Process for obtaining the active ingredients from turmeric drugs : de en
  • DE708872C - Switching device for a gear change gearbox equipped with multi-plate friction clutches : de en
  • DE709000C - Process for the preparation of vinyl halides : de en
  • DE706435C - Method for the representation of plastic masses : de en
  • DE708937C - The use of circular Sahl disks produced in the centrifugal casting process as the starting material for rolling into sheet metal disks : de en
  • CH216082A - Electromagnetic horn, in particular for vehicles. : de en
  • US2250942A - Minnow bucket : en
  • US2250755A - Book and binding for same : en
  • US2250922A - Signaling system : en
  • USD128549S - Design fob a dress : en
  • US2250903A - Butane system : en
  • US2250746A - Box : en
  • US2251131A - Radio compass loop construction : en
  • ES5396Y - Advertising mailbox for collecting correspondence on public roads. : en es
  • CH215871A - Pest control methods. : de en
  • DE708863C - Means for deflecting a tensile force via pulleys or the like. : de en
  • FR866346A - Improvements to brake systems actuated by pressurized fluid, and more particularly to multiplier devices capable of increasing the pressure applied to these systems : en fr
  • GB538389A - Improvements in or relating to wireless receivers with bandspread tuning : en
  • US2250877A - Fuel injector for internal combustion engines : en
  • USD128484S - Design for a sign or similar article : en
  • USD128598S - Design fok a dress : en
  • ES5485Y - Oil can or cruet. : en es
  • ES5478Y - Vehicle in the form of a tank or armored toy car, which can be guided and moved by a child from inside it. : en es
  • US2250671A - Drilling apparatus : en
  • DE708955C - Process for regenerating vulcanized rubber : de en
  • ES5407Y - New escutcheon or capacho for the manufacture of oil. : en es
  • US2250811A - Journal box lubricating equipment : en
  • US2251098A - Motor control for business machines : en
  • USD128568S - Design foe a deess : en
  • US2250893A - Heater : en
  • PL29922B1 - Butzbacher Werke ftir Eisenverarbeitung Aktiengesellschaft, Butzbach / Forging mold for turning thick-necked profiles into rails of greater height : en pl
  • US2251125A - Safety device : en
  • CA398287A - Alloy steel : en fr
  • CA398343A - Polysaccharide ester manufacture : en fr
  • GB538396A - Improvements in the treatment of wool to reduce its tendency to felt : en
  • PL29917B1 - Klangfilm Gesellschaft mit beschrankter Haftung, Berlin Camera for recording sounds with a disk pressing the film tape against the disk on which the recording of sounds is made : en pl
  • US2250452A - Cigar piercing machine : en
  • DE708998C - Closing and regulating device for hydraulic pressure lines : de en
  • US2250855A - Mounting for electric fittings : en
  • DK58894C - Tool for Recording Plants. : da en
  • DE708974C - Display device for overcurrent switch : de en
  • US2250738A - Temperature actuated safety system : en
  • US2250749A - Barrel : en
  • US2250747A - Adjustable hosiery form : en
  • US2251176A - Terminal and method of making it : en
  • DE708748C - Loosening lance : de en
  • DE708947C - Electric motor for driving work machines with built-in braking devices, in particular spinning motors : de en
  • ES5984U - Fully folding set of desk and seat. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708844C - Hose made of rubber and fabric with inner lining for conducting propellants and lubricants, etc. like : de en
  • US2250538A - High capacity drop bottom car : en
  • US2250696A - Sewing mechanism : en
  • US2250700A - Air-operated meter : en
  • ES5404Y - Improvements to broom ties. : en es
  • ES6002U - Foldable container with several compartments. (Machine-translation by Google Translate, not legally binding) : en es
  • CH216023A - Grinding machine. : en fr
  • DE708737C - Device to prevent the bales from sticking together in straw balers : de en
  • ES5390Y - Lamp holder for electric lighting. : en es
  • PL29863B1 - : en pl
  • US2251066A - Heat exchange apparatus : en
  • PL29897B1 - Treatment of materials containing tantalum and niobium : en pl
  • US2250822A - Drag reducing device : en
  • USD128494S - Design fok a bracelet ok similar article : en
  • DE708990C - Filling device for fuel container : de en
  • GB538338A - Improved manufacture of artificial filaments, films or the like : en
  • US2251092A - Wire drawing lubricant and method of producing the same : en
  • US2251143A - Clutch : en
  • DE708889C - Process for the production of liquid hydrocarbons by catalytic reduction of carbon oxide : de en
  • DE708933C - Process for removing organically bound sulfur from gases : de en
  • GB538427A - Improvements in or relating to paper cartons and like containers : en
  • ES5443Y - Heat recovery plate. : en es
  • GB538382A - Improvements in and relating to distributors or commutators for multiplex signallingsystems and electron discharge devices therefor : en
  • FR866329A - Device for launching leaflets : en fr
  • US2250945A - Refrigeration : en
  • US2250632A - Hydraulic chucking mechanism : en
  • US2250963A - X-ray tube : en
  • CH216064A - Procedure for preventing and extinguishing light metal fires. : de en
  • USD128506S - Design fob a handbag : en
  • USD128487S - Design fob a facepiece fob rbeathing apparatus : en
  • US2250842A - Protection of metal articles against corrosion by coating by electrodeposition : en
  • US2250477A - Coupling : en
  • DE708751C - Variable self-induction like a solenoid variometer : de en
  • GB538416A - Improvements in or relating to tents and tent frames : en
  • CH215905A - Mattress pad. : de en
  • GB538264A - An improved device for sealing leaks in containers : en
  • DE708862C - Mixture compressing internal combustion engine with external ignition : de en
  • DE708958C - Expansion screw : de en
  • DE708922C - Control device, especially for aircraft : de en
  • ES5351Y - Device for direct connection of the plug cord with the iron. : en es
  • FR866320A - Crease resistant textiles : en fr
  • DE708871C - Edging plow : de en
  • DE708720C - Process for the production of interrupter parts : de en
  • DE708996C - Ignition for the propellant charge in cartridge cases, especially of smaller caliber : de en
  • CH216043A - Standing stove for absorption chillers. : de en
  • AU113534B2 - Improvements in means for producing gas for internal combustion engines : en
  • CA398310A - Electric furnace : en fr
  • CH215962A - Blueprint material. : de en
  • PL29877B1 - . b. H., BerliA Frame antenna for transmitting and receiving electric waves : en pl
  • US2250656A - Turbodrive and control : en
  • US2251025A - Oscillation producing means : en
  • CH215939A - Process for the production of a new intermediate product. : de en
  • US2251084A - Fuel vaporizer for internal combustion engines : en
  • CH215926A - Device for exercising simultaneous rotary and pushing movements on the items to be treated in washing machines and dishwashers. : de en
  • AU113516B2 - Improvements relating tothe generation and transmission of radiowaves : en
  • CH216079A - Ultra-short wave directional antenna, in particular for television reception purposes. : de en
  • AU272640A - Improvements in or relating to temperature responsive variable reactances : en
  • PL29915B1 - Yereinigte Oberschlesische Htittenwerke Aktiengesellschaft, Gliwice Truck frame : en pl
  • US2251096A - Carriage return mechanism for : en
  • US2250906A - Irrigation gate : en
  • CH216026A - Device for applying a mass, especially polish, paint and varnish. : de en
  • US2250474A - Sterilization process : en
  • US2250825A - Hoist : en
  • US2251140A - Window construction : en
  • CH216130A - Lung self-acting valve device with oxygen supply valve for oxygen breathing devices without constant dosage. : de en
  • US2250581A - Receiver volume control : en
  • AU113512B2 - Improvements in or relating to methods of generating pulses characteristic of sound and like waves : en
  • US2251252A - Air filter material for vacuum cleaners and the like : en
  • US2250464A - Differential stage lift flow device : en
  • US2250973A - Thread-cutting mechanism for sewing machines : en
  • AU304040A - Improvements in or relating to bandpass filters : en
  • CH216086A - Device for filling bulk goods into sacks. : de en
  • DK58895C - Control valve. : da en
  • ES5381Y - Watertight container made of cellophane or similar material. : en es
  • US2250669A - Rug pad : en
  • BE441683A - : en fr
  • CH215895A - Process for the production of threads from silica, in particular quartz. : de en
  • GB538384A - Improvements relating to steel wire ropes : en
  • US2250976A - Process for countercurrent contact of two immiscible liquids : en
  • US2251018A - Football shoulder pad : en
  • CA398336A - Welding process and apparatus : en fr
  • DE708839C - Process for the production of gonadotropic hormones from aqueous starting solutions : de en
  • CH216015A - Drilling machine. : de en
  • US2250883A - Clutch : en
  • FR866344A - Improvements to electrical filtering circuits : en fr
  • US2250915A - Process for sweetening sour hydrocarbon oils : en
  • US2250667A - Polishing composition and the method of preparing the same : en
  • US2251256A - Purifying of earthy minerals : en
  • GB538277A - Improvements relating to mine roof or like supports : en
  • PL29869B1 - Method of obtaining the vaccine against swine cholera : en pl
  • USD128510S - Design for a pipe back : en
  • USD128574S - Design for a dress : en
  • GB538263A - Improvements in and relating to the grinding of the teeth flanks of spur wheels : en
  • CH215907A - Shelf frame. : de en
  • DE708738C - Valve lifters, especially for internal combustion engines : de en
  • US2250775A - Apparatus for developing wells : en
  • US2251207A - Pocketbook lock : en
  • GB538386A - Improvements in or relating to pitch-changing mechanism for airscrews : en
  • DE708513C - Process for the preparation of oxymethylene carboxylic acid esters by condensation of formic acid esters with aliphatic carboxylic acid esters : de en
  • GB538345A - Improvements in or relating to devices for connecting alternative fuel supply sources to internal-combustion engines : en
  • GB538298A - Improvements in or relating to retractable undercarriages for aircraft : en
  • ES5374Y - New system of constitution of toilet seats that prevents any cracking of the same. : en es
  • GB538403A - Improvements in concrete and like structures : en
  • DE708687C - Device for producing threads or fibers from glass : de en
  • GB538293A - Improvements in or relating to plunger pumps : en
  • GB538310A - Methacrylic anhydride and methods of making same : en
  • USRE21865E - Geochemicai : en
  • US2250994A - Tobacco pipe : en
  • GB538304A - Improvements in or relating to apparatus for transferring articles to and from aircraft in flight : en
  • US2250594A - Cutting machine : en
  • USD128533S - Design for a lady s coat : en
  • USD128588S - Design fob a dress : en
  • CH215914A - Ring rail made of sheet metal for wet ring spinning and wet ring twisting machines. : de en
  • CH215949A - Process for the production of synthetic tanning agents. : de en
  • DE708788C - Device for fastening anchor bolts in concrete components : de en
  • ES6042U - Mold for the manufacture of espadrilles, beach shoes and similar with rubber sole. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5419Y - Apparatus for sharpening and polishing bevels of sanitary needles for injections. : en es
  • ES5438Y - Device applied to the caps of rubber bottles to facilitate the operation of the gum. : en es
  • GB538291A - Improved level : en
  • DE708677C - Process for generating a diethyl ether vapor-air mixture for anesthesia : de en
  • ES5410Y - Portable handheld roll. : en es
  • GB538321A - Improvements in or relating to photo-electric cells utilising electron multiplication : en
  • FR866341A - Improvements to electric control delay devices for recurrent waves : en fr
  • DE708536C - Arrangement for obtaining a direct voltage from an alternating current network : de en
  • DE708838C - Sprudelrohrbruehvorrichtung for coffee, tea u. like : de en
  • US2250847A - Electrical accumulator : en
  • US2250728A - Apparatus for forming leases in warps : en
  • DE708912C - Oral and dental care products : de en
  • SE102208C1 - : sv
  • US2250947A - Pump : en
  • US2250840A - Throat collar : en
  • GB538305A - Improvements in electric circuit arrangements comprising saturable electric chokes : en
  • GB538337A - Improvements in or relating to mechanism for screening solid materials : en
  • GB538420A - Improvements in and relating to hot water bottles made of india-rubber and the manufacture thereof : en
  • US2251257A - Automatic pneumatic transmission : en
  • US2251142A - Wheel assembly : en
  • US2251075A - Radio receiver : en
  • US2250467A - Syringe : en
  • US2250576A - Process and apparatus for the manufacture of profiled bricks : en
  • US2250646A - Strainer : en
  • PL29901B1 - A method of producing a fibrous web, in particular from wood wool, and a set of lids for carrying out this method : en pl
  • US2250541A - Tensioning device : en
  • US2250663A - Molding powder of urea-formaldehyde resin containing a curing accelerator : en
  • US2251169A - Dipper tooth : en
  • CH216038A - Carburettor for medium and low volatile fuels. : de en
  • US2251022A - Folded bottle collar : en
  • US2251170A - Automatic transmission : en
  • DE708905C - Time switch device for repeated ignition of discharge paths within a selectable number of consecutive alternating voltage half-waves : de en
  • DE708690C - Process for operating internal combustion engines with steam generation and addition of this steam to the cylinder charge : de en
  • CH216000A - Watch cheat sheet. : en fr
  • CH216115A - Process for the preparation of an azo dye. : de en
  • USD128530S - Cutler dress ensemble : en
  • CH215972A - Gun. : de en
  • US2250785A - Rail and tie fastener : en
  • US2250966A - Cooking apparatus : en
  • US2250919A - Automatic control for heating systems : en
  • US2251114A - Electronic circuits : en
  • US2251232A - Method and apparatus for developing film : en
  • CH216028A - Protection device for burning cigars and cigarettes. : de en
  • US2250681A - Adhesive : en
  • US2251020A - Bearing and seal : en
  • PL29891B1 - A method of producing pressed articles from a loose material and a binding agent : en pl
  • US2251175A - Fire extinguishing apparatus : en
  • AU113522B2 - Improvements relating to electrolytic cells : en
  • USD128575S - Design for a dress : en
  • AU113528B2 - Lacquer solvents and compositions : en
  • CH215945A - Process for the production of a new dye. : de en
  • CA398332A - Container making, filling and sealing system : en fr
  • US2251009A - Game apparatus : en
  • US2250595A - Cutting machine : en
  • US2250643A - Pipe : en
  • AU364840A - Improvements in or relating tothe manufacture of metallic chains or chain cables : en
  • DE708805C - Process for the production of lecithin solutions that remain clear : de en
  • US2250867A - Sharpening device : en
  • USD128479S - Design for a brooch or similar article : en
  • FR866322A - Process for obtaining gaseous or very light hydrogen carbides which can be used in the indetonating fuel industry : en fr
  • AU439340A - A method for conditioning the filter leaves ofa vacuum filter forthe clarification ofa cyanide solution : en
  • US2250638A - Metal shears : en
  • US2250967A - Method of producing tubular articles : en
  • US2251074A - Method of making heat exchanger fins : en
  • CH215980A - Procedure for heat quantity measurement. : de en
  • CH215919A - Thread tensioning device for shoe sewing machines, in particular stitching machines. : de en
  • CA398309A - Dispenser drum : en fr
  • DE708841C - Device for carrying out the method according to patent 707 443 in order to fill the spaces between the individual particles with gaseous carbonic acid before pressing masses of protein or synthetic resins : de en
  • DE708825C - Process for producing water-resistant prints of resulting printing inks with a purely aqueous binder : de en
  • US2251036A - Seat construction : en
  • DE708803C - Safety device for a latch lock on gates : de en
  • US2251219A - Fluid seal : en
  • AU113689B2 - Improvement in process for producing anhydrous magnesium sulfate : en
  • CA398228A - Nut cracking apparatus : en fr
  • CH215940A - Process for the preparation of an azo dye. : de en
  • US2250521A - Ophthalmic lens and process of making same : en
  • US2250654A - Vehicle frame : en
  • USD128581S - Design for a dress : en
  • AU113680B2 - Improvements in or relating to insulators : en
  • GB538284A - Improvements in or relating to cotter pins for retaining suspension pins in insulator hoods : en
  • CA398220A - Air-brush for artists : en fr
  • AU44541A - Improvement in process for producing anhydrous magnesium sulfate : en
  • CA398311A - Ophthalmic mounting : en fr
  • USD128483S - Support for cologne bottlfis : en
  • CA398274A - Stabilized hypochlorite solution : en fr
  • US2250810A - Carrier assorting and transfer device : en
  • US2251083A - Method of and apparatus for separating crystalloids from accompanying substances : en
  • CH216105A - Process for the preparation of a new enol derivative containing the sterol core. : de en
  • DE708894C - Circuit arrangement for generating very high voltages : de en
  • US2250469A - Clasp : en
  • US2250687A - Manufacture of alloys : en
  • US2250921A - Apparatus for closing and sealing filled bags : en
  • US2250946A - Heat and pressure control system : en
  • AU113530B2 - An improved toy : en
  • AU113537B2 - Improvement in cathode-ray signal-reproducing unit : en
  • US2250482A - Surface covering material and the like and process of making same : en
  • US2250569A - Air conditioned and sanitary smoking pipe : en
  • AU113669B2 - Improvements in or relating to bandpass filters : en
  • US2250502A - Delivery for tobacco strippers : en
  • US2250713A - Auxiliary traction device : en
  • US2251146A - Key operated reset for combination locks : en
  • US2251105A - Accelerating device : en
  • US2250497A - Skiving machine : en
  • AU113679B2 - Improvements in transmission lines : en
  • US2250784A - Thermometric instrument : en
  • US2251172A - Gum breaking machine : en
  • CH216007A - Device for the prevention of accidents in machine tools. : de en
  • US2250662A - Molding powder of urea-formaldehyde resin containing a curing accelerator : en
  • US2251103A - Upholstery construction : en
  • US2250642A - Transfer elevator for sucker rods : en
  • US2250781A - Microphone : en
  • USRE21868E - Railroad tie : en
  • DK58900C - Bleeding device for Drainage pipes. : da en
  • US2250920A - Draft gear : en
  • US2250456A - Porcelain enamel : en
  • USD128499S - Incense burner or analogous article : en
  • DE708746C - Tamping device with energy storage, especially for concrete molding machines : de en
  • ES6304U - Protective tube of electrical conductors that carries, between layers or insulating parts, a built-in conductor. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538373A - Improvements in or relating to building structures particularly wall and partition constructions : en
  • US2250712A - Means for indicating and/or recording unknown quantities : en
  • US2250859A - Stove : en
  • US2250939A - Shoe sewing machine : en
  • US2250606A - Degenerative amplifier : en
  • ES146748A3 - A procedure for obtaining salts by means of substances that exchange their bases. : en es
  • DE690531C - Milling machine with fast rotating milling cutter for milling peat bogs : de en
  • DE708812C - Electrical measuring device : de en
  • USD128514S - Design foe a heat exchanger core unit : en
  • US2250610A - Wire and wire making : en
  • GB538317A - Improvements in quick-acting electric switches : en
  • DE708785C - Molding compound for casting magnesium : de en
  • US2250917A - Form lifter for box wrapping mechanism : en
  • US2250613A - Amplifier energizing circuit : en
  • US2250926A - Process for recovering aluminum compounds : en
  • USD128517S - Design for a breathing mask : en
  • US2250516A - Treatment of printing plates : en
  • US2250580A - Grinding wheel : en
  • DE708860C - Process for depilating fur : de en
  • FR866321A - Textile finishing process : en fr
  • US2250938A - Oscillating mirror mechanism for motion picture machines : en
  • GB538367A - Chuck for machine tools or the like with jaws controllable during the working of the machine : en
  • US2250560A - Mandrel for bobbins : en
  • US2250996A - Apparatus for controlling the apparent resistance of amplifier anodes : en
  • PL29874B1 - A method of accelerating the deposition of colloidal suspensions of materials lost from chemically softened water using alkaline softeners : en pl
  • US2250745A - Blind stitch sewing machine : en
  • US2250795A - Cooling system for automotive vehicle engines : en
  • US2250831A - Hat and coat hanger : en
  • US2251121A - Conveyer : en
  • US2251164A - Dispensing device : en
  • ES6025U - Bicycle tire (Machine-translation by Google Translate, not legally binding) : en es
  • GB538290A - Improvements in or relating to lifting and traversing mechanism for furnace covers : en
  • DE708859C - Arrangement for the multiplication of electrons by means of the release of secondary electrons : de en
  • ES5442Y - Tubular pencil case for carrying products. : en es
  • PL29875B1 - Telefunken Gesellschaft fur drahtlose Telegraphie m. B. H., vWiin / .A / Connection system for magnetron lamps : en pl
  • US2250764A - Metallic building unit : en
  • CA398229A - Textile gathering or pleating device : en fr
  • CH215920A - Shoe sewing machine, in particular stitching machine. : de en
  • US2251147A - Typewriting machine : en
  • US2250673A - Electrical control system : en
  • US2251039A - Bidet : en
  • USD128497S - Combined abrading and polishing machine : en
  • CA398289A - Gas temperature measuring apparatus : en fr
  • DK58893C - Support device for formwork surfaces for casting of reinforced concrete slabs and reinforced concrete rib slabs. : da en
  • GB538266A - Manufacture of azo pigments : en
  • USD128553S - Design for a dress : en
  • US2251183A - Potato peeler and eyer : en
  • GB538283A - Improvements in lighting fittings : en
  • CH215944A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • CH215990A - Optical system. : de en
  • US2250471A - Pressure measuring device : en
  • US2251015A - Machine tool : en
  • US2250697A - Method and apparatus for the manufacture of cork articles : en
  • US2250725A - Brake mechanism : en
  • US2250828A - Alarm system control : en
  • US2250621A - Reflector element and mounting therefor : en
  • USD128522S - Design for a combined sup and arm shields : en
  • USD128594S - Design for a dress : en
  • US2250600A - Spring bumper and draft gear : en
  • US2251013A - Machine for setting, shifting, and removing poles : en
  • GB538379A - Improvements in electric discharge lamps used with luminescent materials : en
  • DE708883C - Shield cover : de en
  • US2250733A - Wall flashing : en
  • FR866334A - Improvements in the use of discharge tubes : en fr
  • CH216095A - Child seat for bicycles. : de en
  • CH215866A - Filtering and pressure limiting device. : en fr
  • CH215875A - Hollow construction element. : en fr
  • US2250533A - Method of making rings for packages : en
  • US2251165A - Combined typewriting and computing machine x : en
  • US2251182A - Window lock : en
  • CH215867A - Electric sterilizer for the sterilization of culture soil. : de en
  • US2251181A - Band sintering or roasting apparatus : en
  • GB538388A - Improvements in and relating to electrical socket members for thermionic valves and the like : en
  • US2250998A - Wax suppressor : en
  • CH216114A - Process for the preparation of an azo dye. : de en
  • DE708886C - Hydroelectric power plant in navigable watercourses with weak or medium slopes : de en
  • GB538374A - Improvements in or relating to the purification of compositions containing sulphonylhalides : en
  • USD128519S - Design for a tennis shoe : en
  • PL29904B1 - Deutsche Edelstahlwerke Aktiengesellschaft, Krefeid 'Steel for the production of permanent magnets : en pl
  • CA398214A - Refuse collecting truck : en fr
  • CH216050A - Electrical system on vehicles, in particular motor vehicles, with a voltage regulator for the power generator. : de en
  • CH215898A - Firing device for firing with a combustible gas. : de en
  • GB538339A - Improvements in and relating to clamp heaters for use in the waving of hair : en
  • US2250601A - Mine car : en
  • US2250895A - Drawer slide for cabinets : en
  • AU113523B2 - Improvements in means for connecting two members and locking them against unintentional separation : en
  • CA398243A - Resuscitator : en fr
  • US2250641A - Metal blank and method of blanking : en
  • US2250702A - Turbotransmission for braking of vehicles : en
  • US2250734A - Dirigible headlight : en
  • US2250838A - Mixing device : en
  • US2250936A - Radio receiver : en
  • US2251141A - Attachment for rockers : en
  • USD128562S - Design for a dress : en
  • CA398221A - Game : en fr
  • CH215915A - Dishwasher. : de en
  • DE708888C - Device for activating carbonaceous substances using gases : de en
  • DE708903C - Use of an iron alloy as a material for magnetically stressed objects, of which a high and constant initial permeability is required : de en
  • CH216024A - Device on centerless grinding machines for moving the workpiece towards or away from the grinding machine. : de en
  • CH216118A - Process for the preparation of an azo dye. : de en
  • CH215936A - Electrolysis cell cover. : en fr
  • CH215974A - Aiming device for anti-aircraft guns. : de en
  • CA398231A - Crib : en fr
  • CH216029A - Bearing to absorb an axial thrust. : de en
  • CA398247A - Metal frame for building construction units : en fr
  • ES6011U - An unblocker desbrozador of pipes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538411A - Improvements in or relating to impregnating compositions for electric insulation : en
  • GB538433A - Improved spinneret or jet for artificial silk and like extrusion apparatus : en
  • DE708730C - Russblaeser : de en
  • DE708824C - Process for printing cellulose hydrate or cellulose derivative films stacked with inserted paper in sheet form on letterpress presses : de en
  • CH216058A - Tube arrangement with speed-controlled electron flow. : de en
  • US2250802A - Game apparatus : en
  • AU113531B2 - Rectifier system : en
  • BE441818A - Composite iron manufacturing process : en fr
  • AU275740A - Improvements in merchandise sale bags andthe like : en
  • CH215923A - Device on a machine for treating textile goods. : de en
  • DE708892C - Insert with several pairs of sockets to be installed in a metal flush-mounted socket intended for only one installation device : de en
  • CH216111A - Process for the preparation of an azo dye. : de en
  • ES5988U - Rubber wool brush made of used car covers, for scrubbing. (Machine-translation by Google Translate, not legally binding) : en es
  • CA398301A - Tele-typewriter : en fr
  • CH215985A - Device for preventing permanent magnets from being influenced when setting the registration limit of hysteresis peak counters. : de en
  • US2250582A - Metallic building construction : en
  • US2251166A - Engraving machine pattern and copy character therefor : en
  • USD128529S - Design fob a textile fabric : en
  • GB538330A - Improvements in or relating to mercury vapour power plants : en
  • DE708945C - Modulation circuit for magnetron tubes : de en
  • DE708819C - Slit filter and process for its manufacture : de en
  • DE708973C - Selective protection device : de en
  • PL29902B3 - A method of producing metal-containing dyes : en pl
  • US2250636A - Eyeglass case lining : en
  • DE708866C - Collapsible packaging container made of corrugated cardboard : de en
  • ES5468Y - Device to tie with straps or wire. : en es
  • CA398281A - Milk clarifying and standardizing process : en fr
  • GB538369A - Improvements in or relating to electron discharge valve circuits for the generation of electric currents of a desired waveform : en
  • US2250836A - Pipe clamp : en
  • ES5991U - A scented lamp that can also provide indirect lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • AU276040A - Improvements relating to producer gas apparatus : en
  • US2250901A - Method of making pile fabric : en
  • US2250935A - Safety blasting explosive : en
  • CA398216A - Headlight anti-glare device : en fr
  • DK58890C - Electrode system for Unidirectional or Control of high or medium frequency electrical oscillations. : da en
  • US2250631A - Crankshaft chuck : en
  • US2250827A - Musical instrument : en
  • USD128537S - Design for a hat : en
  • GB538319A - Improved method of optically copying sound tracks : en
  • GB538294A - Apparatus for the electrical precipitation of suspended particles from gaseous fluids : en
  • US2251210A - Potato digger : en
  • DE708941C - Method for viewing or projecting images generated on the screen of a cathode ray tube according to patent 698417 : de en
  • GB538262A - Improvements in the manufacture of railway and tramway tyres and solid wheels : en
  • DE708753C - Electron tubes for rectification, amplification and vibration generation : de en
  • AU113511B2 - Improvements in and relating to machine belting andthe manufacture thereof : en
  • ES5469Y - Apparatus for cutting potatoes and the like. : en es
  • DE708780C - Method and device for cracking or polymerizing hydrocarbons in the gas phase : de en
  • GB538399A - Improvements in or relating to a method and mechanism for the inking of stencil duplicating machines : en
  • BE441695R - : fr
  • FR866304A - Process for the production of benzene sulfonic acid derivatives : en fr
  • US2250526A - Oscillator control circuit : en
  • US2250770A - Telephone system : en
  • US2250773A - Drying apparatus and method of drying : en
  • AU56041A - An improved toy : en
  • US2250572A - Fabric tearing machine : en
  • USD128505S - Design fop, an illuminating camera stand : en
  • ES5377Y - Toy. : en es
  • CH215874A - Process for reducing the volume of air intended to be heated in a room. : en fr
  • CH215978A - Gimbal mounted and electrically driven gyro. : de en
  • CH216131A - Circuit arrangement for determining calling subscriber stations in telecommunications, in particular telephone systems with dialer operation : de en
  • DE708940C - Process for the bleaching and oxidation of de-treated montan wax : de en
  • PL29871B1 - : en pl
  • US2250688A - Cut indicating inside cutter : en
  • ES6035U - Billboard of replaceable elements. (Machine-translation by Google Translate, not legally binding) : en es
  • US2250801A - Locomotive rod bearing : en
  • USD128502S - Cabinet for a continuous cooker : en
  • US2250506A - Undergarment : en
  • US2250677A - Feed mechanism for printing presses : en
  • DE708773C - On and off switch for rotary transfer printer : de en
  • GB538329A - Improvements in the production of inflated hollow articles : en
  • US2250650A - Rolling center bolster : en
  • US2251160A - Apparatus for casehardening glass plates : en
  • US2251235A - Pump : en
  • CH216121A - Process for the production of a vat dye. : de en
  • US2250511A - Oscillator stabilization system : en
  • GR9596B - TREATMENT FROM ALMOND BARK. : el en
  • CH216011A - Process for the production of hobs and profile cutters, taps and dies. : de en
  • FR866309A - Dyes of the phthalocyanine series and their production process : en fr
  • US2250566A - Circuit interrupter : en
  • US2250672A - Oil filter : en
  • US2250894A - Fly trap and killer : en
  • CA398239A - Box for razor blades : en fr
  • CH215955A - Deposit form. : de en
  • US2250488A - Cast iron and a method of producing chilled surfaces thereon : en
  • US2250809A - Engine driving mechanism for magnetos : en
  • US2251000A - Process for purifying gases : en
  • CA398275A - Vitamin b complex containing composition : en fr
  • US2250513A - Electrical outlet : en
  • US2250905A - Spark plug electrode : en
  • CA398319A - Paper bag making machine : en fr
  • AU113696B2 - Improved plaster board : en
  • US2250779A - Hydrometric tester : en
  • US2251108A - Method of producing seamless hollow bodies : en
  • CH215964A - Ink feed for fountain pens. : de en
  • CH216088A - Packaging, especially for powdery goods. : de en
  • PL29906B1 - A device for turning the holder of a workpiece, used in grinders or milling machines : en pl
  • US2250620A - Reflector signal : en
  • US2250849A - Radiant superheater : en
  • ES5389Y - Gradebook and school notes for use by teachers. : en es
  • PL29905B1 - The method of producing azo dyes : en pl
  • US2250913A - Fume exhausting apparatus for use with ingot molds : en
  • DE708787C - Method and core for casting brake magnets : de en
  • DE708952C - Machine for the production of artificial threads : de en
  • DE708993C - Cylinder lock : de en
  • DE708834C - Improvement of pigment dyes : de en
  • ES6000U - Device for squeezing the content of cream tubes and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • USD128565S - Design for a suit : en
  • DE708728C - Electric colon or seam welding device : de en
  • US2250834A - Radio alarm system : en
  • AU113539B2 - An improved buckle : en
  • AU296640A - Improvements in or relating to machines for inserting eyelets : en
  • DE708913C - Process for the manufacture of internally rubberized, woven hoses : de en
  • DE708971C - Connector sleeve for electrical apparatus, which consists of a coil spring formed by elongated turns of a metal wire : de en
  • US2251076A - Roll film container : en
  • DE708908C - Soldering iron with electrical heating : de en
  • CH215956A - Open racks for letter folders. : de en
  • USD128527S - Design for a textile fabric : en
  • US2251195A - Dust guard for journal bearings : en
  • US2251199A - Compensating mechanism : en
  • DE708840C - Manufacture of solutions of high molecular weight sulfur-containing condensation products : de en
  • US2250565A - Bumper guard : en
  • US2250968A - Measuring device : en
  • US2251023A - Grass cutter : en
  • US2251028A - Control of transmission in two-way signal wave transmission systems : en
  • US2251154A - Multiple stroke broaching machine : en
  • CA398337A - Oil well pumping machinery : en fr
  • US2250748A - Seal : en
  • CA398213A - Iron decarbonizing method and apparatus : en fr
  • US2251107A - Cover or closure means for liftable and lowerable immersion baths : en
  • USD128524S - Design for a knitted fabric : en
  • CH216045A - Separation point for electrical lines, in particular in aircraft. : de en
  • DE708830C - Target flight and direction finding method using a rotating alignment system as a receiving organ : de en
  • CH215900A - Pulverized coal firing. : de en
  • CA398271A - Granular coated material : en fr
  • AU113508B2 - Improvements in or relating to temperature responsive variable reactances : en
  • DK58885C - Television apparatus for image division or image composition by means of cathode rays according to the line jump principle. : da en
  • US2250979A - Timing device : en
  • CA398282A - Bone conduction audiphone : en fr
  • CA398342A - Door opening and closing device : en fr
  • CH215970A - Feeder device on handguns with a fixed container. : de en
  • US2250729A - Receptacle : en
  • US2251112A - Universal attachment fitting : en
  • CH216087A - Holder for tubes, which is set up to close the tube opening. : de en
  • CA398270A - Granular coated material : en fr
  • DE708637C - Holding device for glass panes to be hardened : de en
  • DE708968C - Process for producing a desiccant : de en
  • PL29885B3 - A method of airless fuel injection in internal combustion engines, and apparatus for using the method : en pl
  • US2250545A - Lubricating composition : en
  • US2251073A - Coin collector : en
  • USD128500S - Design for a utenskl support pro- tector for cook stove top burn- ers : en
  • CH215888A - Portable electric radiator. : de en
  • DE708877C - Process for vulcanizing technical rubber hoses with a wire helix : de en
  • ES5444Y - Mill for purees. : en es
  • ES5470Y - A new portable folding bed : en es
  • FR866308A - Process intended to increase the anti-detonating power of petroleum hydrocarbons : en fr
  • CA398246A - Traction chain : en fr
  • USD128584S - Design for a dress : en
  • USD128585S - Design foe a handbag : en
  • DE708807C - Method and device for installing refrigeration machines in refrigerators : de en
  • DE708864C - Centrifugal compressor and exhaust gas turbine arrangement for air-cooled aircraft engines : de en
  • CH215989A - Device for automatic intensity comparison of two light beams. : de en
  • CH216017A - Tool holder device for lathes. : en it
  • US2250500A - Abrading apparatus : en
  • US2251124A - Cathode ray amplifying tube : en
  • US2251205A - Apparatus for winding wire around a body of revolution : en
  • US2250614A - Ventilator for moving vehicles : en
  • US2250657A - Printing press : en
  • US2250882A - Press : en
  • US2250534A - Printing machine : en
  • US2250691A - Heater : en
  • US2250891A - Rail brace : en
  • US2250986A - Vacuum-tight metal-to-ceramic seal and method of making same : en
  • USD128474S - Design for a hoist : en
  • USD128569S - Design for a dress : en
  • USD128583S - Design for a dress : en
  • AU113541B2 - Improvements relating to pneumatically operated die-casting machines : en
  • CA398330A - Chlorine recovery : en fr
  • US2250777A - Means for aerating and cooling wort : en
  • USD128570S - Design for a dress : en
  • US2250536A - Steam generating apparatus : en
  • US2250573A - Sewing machine construction : en
  • US2250624A - Pane securing means : en
  • US2250741A - Holder for rotary balls or bobbins : en
  • CH215908A - Device for lifting temporarily loaded objects, such as furniture, step ladders, etc. from the floor. : de en
  • DE708768C - Process for the preparation of acidic esters of the alkylated 1,4-naphthohydroquinones : de en
  • US2250808A - Collapsible bookholder : en
  • DE708798C - Driving rod bearing with an OElnut arranged in the bearing surface : de en
  • CA398313A - Coin selector : en fr
  • CA398297A - Tabulating machine : en fr
  • DE708741C - Process for the production of particulate filter media : de en
  • CA398264A - Electric discharge apparatus : en fr
  • US2250527A - Signal translating apparatus : en
  • US2250608A - Power take-off or driving mechanism : en
  • US2251239A - Undercarriage and pressure reservoir of aircraft : en
  • CH216048A - Ceramic jacket for high voltage insulators and capacitors. : de en
  • AU305140A - Improvements in transmission lines : en
  • US2250850A - Beryllium alloy : en
  • US2250446A - Cylinder head : en
  • US2251054A - Control circuit : en
  • US2251072A - Seat construction : en
  • US2250579A - Solvent extraction process : en
  • US2250916A - Robot lip action : en
  • USD128512S - Design for a slipper : en
  • AU201240A - Improvements in means for connecting two members and locking them against unintentional separation : en
  • CA398226A - Pelleting machine : en fr
  • CA398257A - Telephone call distributing system : en fr
  • CA398278A - Artificial stone : en fr
  • CA398331A - Fusible solid disintegrating apparatus : en fr
  • CH216055A - Valve disc for rectifiers and process for their manufacture : de en
  • CH216109A - Process for the production of a new dye. : de en
  • US2250878A - Shampoo brush : en
  • PL29892B3 - Method for the production of amyl fatty acid derivatives : en pl
  • CH216018A - Process for the production of a chromium-containing surface layer on objects made of iron or steel. : de en
  • US2250588A - Knitted fabric : en
  • US2251202A - Drive pin : en
  • AU152140A - An improved lock for refrigerators, house doors, and doors of motor vehicles andthe like : en
  • CA398279A - Sealing glass making method : en fr
  • CH215943A - Process for the production of an acidic wool dye. : de en
  • US2250851A - Process for the extraction of bases of rare elements contained in ores and rocks : en
  • PL29872B1 - : en pl
  • US2250602A - Honey uncapping knife : en
  • US2250791A - Knitting machine : en
  • US2251227A - Type chase : en
  • AU113535B2 - Improved shellac compounds for compression and injection moulding : en
  • DE708896C - Activated glow cathode for ion discharge tubes with a wire core made of preferably high-melting metal, serving as a heating element and supply conductor and for holding the emitting substances with thin metal wires : de en
  • CA398322A - Radio receiver coil system : en fr
  • AU113543B2 - Improvements relating to producer gas apparatus : en
  • CA398295A - Suction cleaner : en fr
  • US2251040A - Means for measuring rotation of apparatus within drill pipe or the like : en
  • USD128520S - Design fob a textile fabric : en
  • AU280340A - Improvements in moulds forthe production of rubber mats and like rubber articles : en
  • CH215930A - Garment with interchangeable buttons. : de en
  • GB538271A - Improvements relating to treatment of plants of the agave family : en
  • GB538380A - Improvements in or relating to cavity wall construction and bricks or blocks therefor : en
  • AU309940A - Improved plaster board : en
  • CA398273A - Engine supercharger : en fr
  • CH215918A - Sagittarius drivers for looms. : de en
  • US2250959A - Potentiometer : en
  • CA398338A - Sheet material coating apparatus : en fr
  • US2250450A - Die : en
  • US2250571A - High frequency transmitter : en
  • CH216034A - Circulation pump. : de en
  • DE708831C - Device for measuring or registering the number and depth of voltage dips caused for remote control purposes : de en
  • US2250768A - Upholstery machine : en
  • US2250854A - Journal box : en
  • US2251243A - Art of pulp molding : en
  • US2250575A - Textile material and the production thereof : en
  • AU113659B2 - Improvements in or relating tothe control surfaces of aircraft : en
  • US2250776A - Upholstery cord : en
  • CA398318A - Micro-lapping machine : en fr
  • US2250680A - Combustion tube burner : en
  • US2250695A - Synchronizing mechanism for aircraft engines : en
  • US2251085A - Short electromagnetic wave oscillatory circuit : en
  • AU113520B2 - Improved ointment : en
  • ES5989U - Special picture of racing type bicycle. (Machine-translation by Google Translate, not legally binding) : en es
  • DE708977C - Process for the production of synthetic textile fibers from solutions of casein in alkali : de en
  • USD128592S - Design foe a dress : en
  • US2250661A - Trailer coupling : en
  • US2250972A - Yarn carrier for knitting machines : en
  • CH216091A - Internal shoe brake for vehicles. : de en
  • DE708678C - Process for the production of carboduemides : de en
  • DK58892C - Procedure for Making Preparations of Pancreatic Hypoglycemic Hormone. : da en
  • CA398344A - Sheet material coating device : en fr
  • CH215941A - Process for the preparation of a triazole series dye. : de en
  • CH215965A - Device for guiding a tee on a drawing table. : en fr
  • US2250689A - Strand handling apparatus : en
  • PL29887B1 - Ceska Zbrojovka akciova spolecnost v Praze, Strakonice Repeatable automatic firearm : en pl
  • AU113677B2 - Improvements in or relating to machines for applying coatings of cement : en
  • PL29856B1 - A hydraulic propulsion device especially for driving the moving parts of an airplane : en pl
  • AU113536B2 - Carburetter : en
  • US2250454A - Table top ironing machine : en
  • US2250880A - Wear compensating means for rail joints : en
  • CH216031A - Maneuvering device of a tap for liquids under pressure. : en it
  • CA398280A - Cream separator : en fr
  • US2250487A - Reaction of formals with glycolic acid and resulting product : en
  • GB538405A - Improvements in or relating to the bonding of soles to shoes by adhesive and to apparatus adapted for use in effecting such bonding : en
  • CA398292A - Plastic material moulding apparatus : en fr
  • US2250830A - Combination measuring device : en
  • USD128493S - Design for a toy train : en
  • US2250529A - Signal translating apparatus : en
  • US2250520A - Manufacture of unsaturated esters : en
  • US2250772A - Blade wheel : en
  • US2250676A - Liquid level indicator : en
  • ES5383Y - Instructive game. : en es
  • GB538302A - Manufacture of new sulphonamide compounds : en
  • DE708818C - Method and device for operating hydraulically operated filter presses : de en
  • GB538327A - Improved novelty yarn of wool and mohair, and fabric made therefrom : en
  • GB538314A - Improvements relating to reinforced concrete construction : en
  • GB538341A - Improvements in or relating to agricultural and horticultural cloche frames or the like : en
  • CA398227A - Rotary pump : en fr
  • CA398307A - Foldable couch back : en fr
  • US2250490A - Battery dumping mechanism : en
  • US2250912A - Well drilling system : en
  • CH216008A - Process for the production of deep-drawn parts. : de en
  • US2250551A - Pump for hydraulic jacks : en
  • US2251238A - Pneumatic carrier : en
  • US2250508A - Treating zinc with organic acids : en
  • USD128591S - Design for a dress : en
  • US2250453A - Successive switching arrangement : en
  • DE708985C - Distribution device for corn cobs : de en
  • US2250769A - Signaling circuit : en
  • CA398326A - Television scanning method : en fr
  • CH215917A - Device for switching on the automatic shuttle exchange device on exchange looms. : de en
  • DE708754C - Device to reduce the propagation of airborne sound in engine test stand channels : de en
  • GB538342A - Improvements in or relating to the manufacture of ready-made parts for buildings andfurniture from wood fibre and the like : en
  • DE708752C - Control device for power machines used to drive generators, in particular turbo generators : de en
  • US2251104A - Upholstery construction : en
  • PL29868B1 - Receiving television apparatus : en pl
  • ES146750A1 - A closure for pipes and the like. : en es
  • GB538421A - A new or improved instructional or amusement appliance : en
  • US2250616A - Stitch-forming mechanism for sewing machines : en
  • DE708969C - Process for compacting embankments, especially in road construction : de en
  • AU272940A - Improvements in or relating to microwave electronic devices and operation methods therefor : en
  • CH216054A - Device for the suspension of a piezoelectric bar. : en fr
  • CH216073A - Telephone group connection. : de en
  • CA398285A - Tire tube : en fr
  • CA398334A - Flooring composition : en fr
  • US2250496A - Pressure measuring device : en
  • CH216059A - High current cathode for transmitter tubes. : de en
  • US2250814A - Internal combustion engine of the multicylinder type : en
  • US2250969A - Current responsive instrument : en
  • US2251198A - Typewriter support : en
  • USD128599S - Design fob a suit : en
  • GB538393A - Improvements in and relating to screw thread grinding machines : en
  • IE16225L - Treatment of textile materials : en
  • ES5997U - New model of wooden box for the packaging of 200 bottles of vermouth (Machine-translation by Google Translate, not legally binding) : en es
  • US2250444A - Fountain applicator : en
  • US2250813A - Means for hermetically sealing fluid pressure : en
  • US2250943A - Method of fumigating : en
  • DE708897C - Device with a display device for the total value of a pulse sequence generated by a rotating measuring mechanism and transmitted to the display device by means of an auxiliary power generator controlled by it and connected with the display device and detectable by locking devices : de en
  • DK58883C - Process for the Preparation of Derivatives of 2-Methyl-4-amino-pyrimidine. : da en
  • US2250871A - Well screen : en
  • US2251041A - Manufacture of nicotine : en
  • US2251240A - Windshield wiper motor : en
  • DE708979C - Use of polymerisation products of acrylic acid or its derivatives for the manufacture of wired glass : de en
  • PL29903B1 - Robert Bosch G. m. B. H., Stuttgart Starter unit for internal combustion engines, especially in airplanes, consisting of a compressed gas engine and an inertia starter : en pl
  • US2250557A - Cooler for bottled beverages : en
  • US2251148A - Combined flashlight and bulb remover : en
  • CH216077A - Telecommunication system with several switching offices. : de en
  • GB538322A - Improvements in and relating to cantilever supports for bodies of vehicles : en
  • CH216061A - Electric low pressure fluorescent tube. : de en
  • US2250564A - Spool : en
  • US2250692A - Floor waxer : en
  • US2251234A - Process and product for removing anions : en
  • GB538430A - Automatic lathe : en
  • CH216037A - Connecting rod end. : de en
  • US2251061A - Resilient water table : en
  • US2250806A - Transmission drive : en
  • US2251111A - Food cooking apparatus : en
  • US2250442A - Speed recording method and device : en
  • US2250559A - Amplifier gain control circuit : en
  • ES6023U - Notebook-calendar with collection of stamps or drawings. (Machine-translation by Google Translate, not legally binding) : en es
  • CA398346A - Chemical reducing apparatus : en fr
  • US2250617A - Welding : en
  • US2250927A - Electron discharge device : en
  • US2250524A - Hopper discharge : en
  • US2250892A - Teakettle : en
  • US2250982A - Governor : en
  • DE708932C - Oil-filled transformer : de en
  • US2251024A - Lighting unit : en
  • US2250698A - Magnetron : en
  • US2250803A - Hydraulic lift actuating mechanism : en
  • DE708699C - Control device for the auxiliary power of a switching device of change gearboxes : de en
  • ES5411Y - Mechanical text and drawing advertisements with movement, applicable to passenger transport vehicles. : en es
  • DE708758C - Cooling device for turbine runners : de en
  • US2251011A - Switch : en
  • USD128525S - Design for a portable wardrobe case : en
  • DE708779C - Electrically heated oven : de en
  • DE708904C - Method for attaching spacers to an electrical conductor, in particular for telecommunication cables that are insulated from air space : de en
  • US2250881A - Engine starter : en
  • USD128551S - Design fob a dress : en
  • US2251153A - Shear : en
  • DE708764C - Process for the production of caustic soda : de en
  • FR866325A - Source of infrared rays applicable in particular to signaling and more particularly to maritime transmissions : en fr
  • US2251087A - Speed regulator : en
  • US2251152A - Winding for electrical apparatus : en
  • US2250633A - Taper attachment : en
  • US2251184A - Film holder : en
  • DK58888C - Electrical Wiring. : da en
  • ES5366Y - Improved spark plug for internal combustion engines. : en es
  • FR866343A - Manufacture of a new complete feed : en fr
  • US2250898A - Photographic apparatus : en
  • US2251106A - Apparatus for casehardening glass sheets : en
  • CA398268A - Radio receiver : en fr
  • US2250597A - Ophthalmic lens and method of making same : en
  • US2250949A - Process for the separation of hydrocarbons from gases containing them : en
  • USD128518S - Design for a shoe : en
  • CH215910A - Foot stool designed as a foot warmer. : de en
  • CH215933A - Process for the preservation of green fodder. : de en
  • CH216124A - Process for the production of a vat dye. : de en
  • CH215969A - Playing card holder. : de en
  • CH215998A - Device for fixing a watch movement in its case. : en fr
  • US2250884A - Centering arrangement for cathode ray beams : en
  • USD128596S - Design for a dress : en
  • CH216098A - Transition connection with bellows on vehicles to be coupled with one another. : de en
  • DE708956C - Control rod with compensating lever for double seat valves of two-chamber gas meters : de en
  • US2250817A - Electrolyte level control device for storage batteries : en
  • CA398223A - Wood character mounting method : en fr
  • FR866349A - Process for the production of readily water-soluble thrombin preparations : en fr
  • BE441862A - : en fr
  • CH215870A - Stall floor. : de en
  • CH215967A - Device for forming a sled with the help of two skis. : de en