• GB531072A - Improvements in and connected with illuminated signs : en
  • GR9388B - SPECIAL EYE WATCH PRODUCTS AGAINST THE SOUL, SNOW, AIR, SUN, EYE AND POWDER. : el en
  • DE700773C - Preparations for the protection of livestock against insects : de en
  • US2227362A - Calendar clock : en
  • USD124467S - Design fob a dress : en
  • US2227061A - Method for the preparation of terpene esters : en
  • USD124372S - Design foe a textile fabric : en
  • GB531458A - Improvements relating to printing cotton or the like : en
  • US2227333A - Resilient flexible coupling : en
  • CH212986A - Process for the preparation of a halogen-substituted acylaminosulfonic acid. : de en
  • DE700842C - Device for looms to make visible chain thread breaks, nests or the like. : de en
  • DE700914C - Device for producing a hollow thread by rolling up a finished ribbon in a helical manner : de en
  • FR859914A - Electrically powered photographic and cinematographic camera : en fr
  • USD124304S - Design for a double waffle iron : en
  • USD124312S - Design for a ring : en
  • US2227232A - Bicycle sprocket mounting : en
  • FR859838A - Device for adjusting the flow rate of several fuel pumps connected to each other, especially injection pumps : en fr
  • US2226897A - Casting rod : en
  • US2227163A - Aqueous emoulsions of polymerization products and a process of preparaing them : en
  • ES146227A1 - A safety mask or mask for the swimmer. : en es
  • ES146424A3 - A new process for the manufacture of artificial wool from a braid of many cellulose fibers. : en es
  • ES146291A1 - A device for the insertion of the web into the loom weaving machines of continuous feeding. : en es
  • FR859987A - Improvement of metal containers, and process for their manufacture : en fr
  • ES146284A1 - Improvements in or related to spinning or similar winding machines. : en es
  • GB531421A - Improvements in or relating to variable inductance devices : en
  • DE700804C - Oscillation circuit with a maximum and minimum in the resonance curve : de en
  • GB531325A - Improvements in work tables : en
  • US2227112A - Nongravitational governor : en
  • USD124479S - Design for a dress : en
  • US2226711A - Spark plug : en
  • DE700961C - Tensioner assembly with one or more links between the turn-up lever and the heel stirrup : de en
  • US2226932A - Detector circuit : en
  • USD124389S - Design fok a glass bottle : en
  • US2227280A - Apparatus for removing foreign particles : en
  • DE1496085U - : de en
  • ES146482A3 - Industrial procedure to obtain moldable stone masses. : en es
  • GB531239A - Improvements in or relating to electric discharge tubes : en
  • US2226680A - Vacuum tube cathode support : en
  • US2227411A - Automatic toy-train control : en
  • USD124360S - Design fob a textile fabric : en
  • FR860006A - Driving machine, in particular driving machine for airplanes composed of several engines : en fr
  • ES146253A1 - A process for manufacturing liquids for printing sprays. : en es
  • GB531341A - Improvements in and relating to packing sheets for fragile articles : en
  • GB531355A - Improvements in and relating to protective means for elastic fluid turbines : en
  • CH212841A - Chain beam brake for looms. : de en
  • US2226971A - Motion picture camera : en
  • GB531146A - Improvements in and relating to glazes and enamels : en
  • GB531391A - Improvements in and relating to valves for sensitive instruments : en
  • GB531344A - Improvements in building constructions : en
  • ES146207A1 - Method of obtaining a new alloy of metals applied for welding at low temperature with a copper soldering iron. : en es
  • GB531328A - Improvements in or relating to apparatus for feeding cut tobacco : en
  • GB531314A - Improvements in splicers, splicing ears and anchor tips for grooved electric trolley wire : en
  • FR859949A - Projector for bicycles or others fitted with a support intended to receive a spare lamp : en fr
  • GB531242A - Improvements in or relating to high-speed motor-boats : en
  • CA393599A - Halogen replacing process in cyclic compounds : en fr
  • CH212953A - TV receiver with a Braunschem tube screen. : de en
  • US2226991A - Television tube : en
  • US2227021A - Arrangement for magnetic deflection of a cathode ray : en
  • US2227102A - Paints, printing inks, and the like : en
  • US2227133A - Escapement : en
  • DE700925C - r and switching means that only allow a temporary contact closure in one direction of rotation : de en
  • GB531222A - Improvements in brakes : en
  • GB531380A - Improvements in methods of applying overlays to ferrous metal bases and in welding rods suitable for use therein : en
  • FR860030A - Aerodynamic profile automobile : en fr
  • DE700892C - Wing for carrying out flow measurements : de en
  • DE700946C - Process for the production of vinyl resin coatings on smooth surfaces, especially metal surfaces : de en
  • DE700780C - Organ pipe made of aluminum : de en
  • ES146240A3 - An animated toy, susceptible to various movements. : en es
  • FR859856A - Transmission system with level adjustment by control current : en fr
  • US2227094A - Locomotive draft sheet : en
  • ES146297A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 145127 : en es
  • GB531447A - Improvements in or relating to film-winding and storing means for cinematograph and sound-film apparatus : en
  • USD124499S - Design fok a dress : en
  • US2226557A - Antiwheel slide device : en
  • US2226975A - Rack for magazines and other articles : en
  • US2227167A - Dispenser for tablets : en
  • US2227264A - Compound packing : en
  • US2227331A - Agitator or mixer : en
  • FR859928A - Improved rind and ripening of cheeses and resulting products : en fr
  • US2226554A - Sized pellicle : en
  • DE700895C - System for generating images, characters, or the like : de en
  • DE700864C - Device on writing, calculating and similar machines for braking the paper trolley : de en
  • FR859985A - Remote transmission cable for the transmission of electromagnetic waves in dielectric circuits : en fr
  • GB531151A - Improvements in feeding means for drill sowing machines : en
  • FR859837A - Improvements to insulating products and their manufacturing and application processes : en fr
  • US2226674A - Sheet delivery mechanism : en
  • GB531155A - Improvements in and connected with damping rollers for printing : en
  • GB531422A - Improvements in or relating to current supply arrangements for telegraph transmitting apparatus : en
  • ES146300A1 - Procedure for the fractionation of mixtures of hydrocarbons and other liquids. : en es
  • ES146341A1 - Improvements in magnetrons. : en es
  • ES146374A1 - A process for the preparation of derivatives of the series of pyridine, quinoline and isoquinoline. : en es
  • FR859886A - New cyclic product, as well as its preparation process and its applications : en fr
  • GB531335A - Improvements in and relating to wary knitted fabrics provided with rubber warp threads froming meshes in spots : en
  • FR859906A - Coil ignition distributor for internal combustion engines : en fr
  • ES146311A1 - Process for the preparation of hydrophobic cellulose fibers. : en es
  • GB531443A - Improvements relating to gear grinding machines : en
  • US2227166A - Photoelectric exposure meter : en
  • USD124373S - Ihi i i i i i i i i i i i i ii : en
  • GB531142A - Improvements in or relating to the connection of fittings of wood bedsteads and cots : en
  • CA393489A - Combination starting electrode : en fr
  • CA393517A - Warm air furnace : en fr
  • CH212887A - Watch box. : en fr
  • CH212878A - Bump to lock against tanks. : de en
  • GB531198A - Improvements in or relating to shoe-upper shaping machines : en
  • US2226979A - Ice cream making apparatus : en
  • USD124451S - Design for a dress : en
  • CH212875A - Automatic firearm, especially handgun. : de en
  • DE700832C - Device for cleaning waste water containing fibers : de en
  • US2226779A - Phonograph record cabinet : en
  • CH212900A - Hydraulic copier. : de en
  • FR859962A - New manufacturing process for washable wallpapers and papers obtained by this process : en fr
  • GB531366A - Improvements relating to the combustion chambers and fuel supply thereto in two-stroke compression ignition oil engines : en
  • US2226865A - Minimum pressure relay : en
  • ES146417A1 - Apparatus for the production of pure steam using the calories of another vapor containing foreign substances. : en es
  • FR859974A - Canopy with a single line of wooden pillars and wooden frame : en fr
  • PL29412B1 - A method of obtaining fiber from vegetable stalks, especially from cereal straw. : en pl
  • US2227174A - Engine-governor control : en
  • PL29409B1 - Method for producing glycolic acid. : en pl
  • US2226642A - Mercury feeding device : en
  • US2226995A - Television amplifier : en
  • US2227001A - Regulation of television receivers : en
  • US2227268A - Piezoelectric apparatus : en
  • USD124332S - Design for a finger : en
  • CH212938A - Equipment box with freely portable, completely encapsulated oxygen breathing apparatus. : de en
  • CA393591A - Vegetable peeling machine : en fr
  • CH212898A - Device to facilitate the driving of nails, setting of screws and the like. : de en
  • CA393553A - Electron discharge device mount : en fr
  • US2226713A - Tank cradle : en
  • US2227342A - Utility case : en
  • PL29420B1 - : en pl
  • DE700860C - Process for the introduction of filling bodies into reaction rooms : de en
  • USD124305S - Design for a sandwich toaster : en
  • CA393437A - Piston expander : en fr
  • FR859958A - Portable electro-pump unit, especially for spraying corrosive liquids of all viscosities : en fr
  • US2226577A - Adjustable support for tractor implements : en
  • GB531108A - Improvements in or relating to apparatus for holding forms to be written on in duplicate or manifold writing book-keeping systems : en
  • GB531324A - Improvements in or relating to reels for barbed and other wire and the like : en
  • DE700735C - Process for flotation of ores : de en
  • US2227304A - Fluid seal assembly : en
  • GB531214A - Improvements in clutches : en
  • US2226582A - Electrical vaporizer : en
  • US2226543A - Lubricating oil : en
  • US2227025A - Electron tube arrangement : en
  • CA393570A - Recording potentiometer : en fr
  • CA393543A - Grate bar : en fr
  • US2226671A - Control mechanism : en
  • US2227305A - Method of coating surfaces with fluorescent powder : en
  • ES146429A1 - A braking device for aircraft. : en es
  • FR859830A - Needle enhancements for knitting machines : en fr
  • GB531087A - Improvements in or relating to cutter chains for mining machines : en
  • GB531105A - Improvements relating to the manufacture of hydrogenation catalysts : en
  • US2227000A - Television transmitter : en
  • FR859858A - Improvements relating to a process and an apparatus for the production of gas used as fuel and lighting gas : en fr
  • GB531180A - Improvements relating to apparatus for depth measurement : en
  • USD124486S - Design for a dress : en
  • CA393459A - Door checking and holding device : en fr
  • US2226531A - Production of valuable hydrocarbons : en
  • US2226935A - Method of manufacturing lock nuts : en
  • US2227052A - Circuit arrangement for separating electric pulses : en
  • US2227258A - Fluid control device : en
  • USD124311S - Stuffed eoll or similar article : en
  • USRE21682E - Apparatus for separating and clean : en
  • CA393473A - Magnetic relay : en fr
  • DE700688C - Control device for a converter used to couple two alternating current networks : de en
  • US2226745A - Radio frame and the like : en
  • US2227181A - Parking meter : en
  • US2227413A - Television transmission : en
  • USD124324S - Design for a camera view finder : en
  • CH212880A - Measuring device. : de en
  • FR859867A - Steam trap : en fr
  • GB531122A - Electrodynamic oscillation damper : en
  • GB531125A - Improvements in tubular rivets : en
  • CH212849A - Waterproof headgear. : de en
  • US2227029A - Elimination of the magnetic dispersion of transformers : en
  • US2227071A - Picture film viewing apparatus : en
  • DE700810C - Device for introducing and removing the heating elements from electrically heated roasting and oven inserts : de en
  • CH212917A - Gas turbine plant in which part of the working fluid is circulated while another part is removed from the cycle. : de en
  • US2227081A - Metal cutting apparatus : en
  • US2227097A - Electron tube apparatus : en
  • CH212965A - Direction display device on vehicles. : de en
  • US2226757A - Tire tool : en
  • USD124460S - Design for a dress : en
  • USD124342S - Design for a textile fabric : en
  • US2227335A - Magnesium alloys : en
  • US2227346A - Bottle feed latch : en
  • US2226730A - Telephone system : en
  • US2226850A - Electric switch : en
  • CH212895A - Bar turning machine scale. : en fr
  • DE700778C - Fluid circuit as a clutch or converter based on the hydrodynamic working principle : de en
  • DE700865C - drinking water : de en
  • ES146347A1 - A new closing cap system for metal containers. : en es
  • GB531423A - Improvements in mechanical couplings for the control of adjustable apparatus : en
  • CH212828A - Scaffolding. : en fr
  • CA393539A - Hoist controlling mechanism : en fr
  • FR859810A - Heat protection device for cinematographic projectors : en fr
  • GB531433A - Improvements in pipe couplings : en
  • US2227180A - Reversible automobile seat cover : en
  • CH212899A - Device for the continuous drying of material webs. : de en
  • FR859888A - Improvements to internal combustion engines : en fr
  • CH212847A - Zipper link. : de en
  • CA393461A - Door check : en fr
  • PL29410B1 - Scharfenbergkupplung Aktiengosellschaft, Herlin. Automatic clutch for vehicles with a device that closes the flow of air through the brake hose forming a part of the clutch. : en pl
  • US2227194A - Apparatus for welding : en
  • BE439730A - : en
  • CA393598A - Aluminate preparing process : en fr
  • FR860002A - Method for increasing the permeability of reinforcing or protective tapes of telecommunication cables : en fr
  • US2227175A - Fiber remixing machine and process : en
  • CH212993A - Process for the preparation of a hexakisazo dye. : de en
  • GB531388A - Improvements in or relating to control or regulating devices such, for example, as automatic pilots for craft : en
  • GB531282A - Polishing pad : en
  • GB531409A - Improvement in engine speed indicator : en
  • CA393552A - Cathode ray tube apparatus : en fr
  • CH212836A - Wall dowels made of thermoplastic material. : de en
  • CH212925A - Surge arrester. : en fr
  • CA393519A - Fibre glass producing apparatus : en fr
  • DE700863C - Control of the printing cylinder gripper in two-turn high-speed presses brought about by non-circular discs : de en
  • CH212826A - Construction element, such as beam, pillar, pylon, slab, wall, partition, and method of establishing this element. : en fr
  • DE700889C - Method and device for producing rubber threads : de en
  • GB531326A - An improved dart flight holder : en
  • CA393453A - Fluid pressure press : en fr
  • GB531312A - Improvements in and relating to colour forming developers and processes of colour development : en
  • CA393484A - Fused salt electrolysis cell : en fr
  • CA393547A - Male sex hormone sterol : en fr
  • CH212994A - Process for the preparation of a hexakisazo dye. : de en
  • ES146304A1 - Procedure for the continuous purification of carbon sulphide. : en es
  • US2227253A - Automatic gas cap and hood locking device : en
  • USD124302S - Design for a stove : en
  • FR859871A - Lens holder for protective masks, and similar applications : en fr
  • US2226546A - Transparent, elastic surgical bandage : en
  • US2227060A - Terpene-cyanoacyl compound and method of producing same : en
  • USD124411S - Design for an ash tray : en
  • GB531306A - Improvements in or relating to television receivers : en
  • GB531389A - Improvements in or relating to bullets : en
  • US2227212A - Laminated material and method of manufacture : en
  • US2226619A - Bottle filler valve : en
  • US2226848A - Printing process and ink therefor : en
  • US2227324A - Filament joint for electric lamps : en
  • US2226941A - Eyeglasses : en
  • CH212914A - Device for supplying air to the carburator in air-cooled engines with cylinders in a V-shaped arrangement. : de en
  • CH212946A - Device for switching over tuning means, in particular coils arranged in reel drums in heavy devices for wireless communication. : de en
  • US2226823A - Cellulose ether composition : en
  • GB531162A - Improvements in and relating to lathes : en
  • US2226822A - Variable inductance mechanism : en
  • US2227315A - Hand brake mechanism : en
  • US2227351A - Polarized dynamic relay : en
  • US2227390A - Handbag frame : en
  • USD124338S - Design for a textile fabric : en
  • DE700854C - Handle arrangement on devices with swinging and beating forces : de en
  • FR859981A - Instrument for indicating the position of a vehicle, in particular an aerial vehicle, in relation to a two-dimensional coordinate system : en fr
  • US2227109A - Facsimile recording device : en
  • US2227248A - Game device : en
  • CA393535A - Electric fuse : en fr
  • CH212857A - Process for the extraction of copper hydroxide from the acidic waste liquid in the manufacture of rayon in the copper oxide ammonia process. : de en
  • ES146315A1 - A dryer to dry peppers, skins, fruits, vegetables, etc. : en es
  • ES146459A1 - Improved means to establish a cable connection or its analogue between aircraft on flights. : en es
  • ES146473A1 - Process and device for the manufacture of caps intended particularly for canning cans, having a lacerating thread between an outer lid ring and an inner lid plate. : en es
  • USD124384S - Design fob, a bottle cap : en
  • ES146349A1 - A procedure by which acids are removed from olive oils. : en es
  • US2226918A - Cut-out switch : en
  • US2227027A - Modulation system : en
  • US2227252A - Convertible type bicycle : en
  • GB531204A - Improvements in radio direction finders : en
  • US2227033A - Electron optical system : en
  • US2226734A - Telephone subset : en
  • US2226866A - Steering wheel cover and method of forming the same : en
  • US2227393A - Lifting jack : en
  • US2227397A - Jack : en
  • ES146228A1 - A procedure for obtaining a coffee substitute. : en es
  • CA393590A - Railway car seal : en fr
  • US2227070A - Projection system : en
  • DE700823C - Liquid instantaneous water heater with a low-level liquid protection device : de en
  • US2227219A - Resinous composition and method of making the same : en
  • US2226849A - Electrical connection means : en
  • DE700843C - Method and adhesive for making books : de en
  • CA393521A - Wire tying machine : en fr
  • US2227121A - Printing telegraph system : en
  • US2226637A - Lifting device : en
  • ES146406A1 - Method of vaporization of metals, metal alloys, metal compounds and similar substances difficult to vaporize. : en es
  • USD124404S - Design for a textile fabric : en
  • US2226707A - Smoker's pipe : en
  • US2226792A - Wick : en
  • DK58284C - Method for the Preparation of Complex, Water-Soluble Gold Compounds of Albumose-Like Keratin Decomposition Products Containing Sulfhydryl Groups. : da en
  • CA393436A - Window installation : en fr
  • CH212865A - Waterproofed paper container, especially for preserves, pastes, creams or liquids. : en fr
  • CH212944A - Tube circuit. : de en
  • CH212950A - Procedure for voltage-controlled frequency change. : de en
  • DE700757C - en : de en
  • DE700798C - Continuous extraction device : de en
  • FR859836A - Improvements to thermostatic switches : en fr
  • US2227045A - Television system : en
  • US2227370A - Chain gripper feeder : en
  • DE700908C - Switching device operated by an alarm clock : de en
  • FR859843A - Handle brush insert : en fr
  • US2226778A - Microscopic slide holder : en
  • GB531129A - Clutch operating mechanism : en
  • GB531159A - Improvements in or relating to television signalling systems : en
  • US2226743A - Method of and apparatus for treating water : en
  • ES146234A1 - A refrigerated piston for internal combustion engines. : en es
  • GB531179A - Improvements in or relating to packings for rotatable parts of dish washing machines : en
  • FR860043A - Elastic mounting device for grinding wheels : en fr
  • GB531386A - Improvements in and relating to slabs or blocks of material, for example chocolate, intended to be broken along weakening lines : en
  • FR859999A - Method for improving the operation of mechanical current rectifiers : en fr
  • DE667152C - Joke item in the form of a wooden box : de en
  • DE700641C - Process for the production of colored reserves under aniline black with sulfuric acid ester salts of leukokuepen dyes on cellulose fibers : de en
  • GR9382B - LIBERATION DEVICE FOR THE PARACHITE PACKAGING POCKET. : el en
  • ES146432A2 - A BRAKING DEVICE FOR AIRCRAFT : en es
  • FR859805A - Device for heating and drying organic and inorganic substances, particularly with a view to chemical treatments : en fr
  • FR859883A - Automatic control device for electric ovens : en fr
  • FR859952A - Device for the ventilation of a submerged submersible : en fr
  • USD124476S - Design for a cress : en
  • US2227388A - Washstand : en
  • ES146418A1 - A davit for boats that works by gravity. : en es
  • GB531430A - Apparatus for supplying an engine from a gas-producer applicable to explosion engines employing combustible liquids : en
  • US2226596A - Power plant : en
  • US2226700A - Electric motor : en
  • US2226831A - Process for the manufacture of : en
  • US2226856A - Electrically operated control device : en
  • US2227301A - Vehicle brake rigging device : en
  • USD124493S - Design fob a dress : en
  • US2226559A - Mechanical hammer : en
  • US2227241A - Pursuit toy : en
  • CA393600A - Thermoplastic, film-forming and organic substance processing : en fr
  • US2226858A - Radio tuning device : en
  • US2227416A - Treating process : en
  • PL29407B1 - : en pl
  • DE700923C - Electrical circuit breaker with a circuit breaker in series : de en
  • FR860049A - Rotary apparatus for supplying strands of silk from cocoons : en fr
  • CA393513A - Type setting machine : en fr
  • DE700741C - Remote control system for controlling and monitoring organs combined in selection groups : de en
  • DK58282C - Process for the Preparation of 3-Keto-17-oxy compounds of the Cyclopentanopolyhydrophenanthene series. : da en
  • US2227124A - Damming device : en
  • USD124434S - Design fob a dress ensemble : en
  • DE700814C - Device for regulating the amount of useful fuel in combustion systems with several burners : de en
  • CH212827A - As a replacement for a door threshold and a device used for sealing purposes on doors. : de en
  • CH212830A - Rail connection. : de en
  • CH213002A - Process for the preparation of a substantive trisazo dye. : de en
  • PL29459B1 - : en pl
  • US2226966A - Means for manufacturing bricks and the like : en
  • US2227030A - Electron amplifier : en
  • FR859986A - Compass : en fr
  • GB531085A - Improvements in or relating to water closets : en
  • PL29451B1 - : en pl
  • DE700762C - Process for the production of colored threads, films, ribbons, artificial horsehair or similar structures made of cellulose esters or ethers : de en
  • US2226820A - Clothesline hanger : en
  • CA393477A - Foundry sand binder : en fr
  • CH212888A - Process for making the shell middle of a round, horned watch case. : en fr
  • DE700770C - Color mixer for photometer : de en
  • US2226888A - Printing machine : en
  • GB531220A - Improvements in or relating to television transmitting apparatus : en
  • FR859813A - Vision frequency amplifier : en fr
  • GB531299A - De-icing apparatus for the airscrews of air-cooled aircraft engines : en
  • US2227146A - Electrolyte and electric condenser made therewith : en
  • US2227320A - Book : en
  • CA393500A - Vapour-electric device : en fr
  • DE700761C - Flat weft knitting machine for the production of knit-proof goods using double needles : de en
  • CH212911A - Device for adjusting the delivery rate of the individual pumps of a multi-cylinder injection system in internal combustion engines. : de en
  • GR9387B - BUILDING PIECE FOR PLANES. : el en
  • IT384585B - : it
  • DE700920C - Process for the production of water-soluble substances with a tanning effect : de en
  • GB531267A - Improvements in or relating to the treatment of starch : en
  • CH213008A - Cellular device to dampen the noise produced by the exhaust of gases leaving internal combustion engines. : en fr
  • CH212896A - Headstock housing with bearing sleeve for rotating spindles of machine tools, in particular of drilling machines, the bearing sleeve being guided in the headstock housing so as to be longitudinally displaceable. : de en
  • DE700775C - Safety catch for the firing pin or claw clutches of machines, such as presses, punching, shears, with eccentric or crank drive : de en
  • DK58296C - Construction element of Pipes for Bodywork for Omnibuses, Motor Vehicles and similar Vehicles. : da en
  • US2226544A - Engine starter gearing : en
  • US2226775A - Last : en
  • ES146395A1 - An extra-sensitive percussion fuze for various projectiles. : en es
  • DE700952C - Groove cleaning device for pistons of internal combustion engines : de en
  • US2226735A - Removable folding table : en
  • US2227134A - Electric circuit interrupter : en
  • USD124323S - Design fob a badge : en
  • CA393447A - Floor and wall covering : en fr
  • CA393528A - Non-run fabric : en fr
  • PL29434B1 - American Magnesium Metals Corporation, Pittsburgh, Pennsylvania. Electric shaft furnace, especially for direct resistance heating. Priority: January 10: : en pl
  • US2226638A - Motion picture camera : en
  • US2226840A - Trim panel assembly : en
  • CA393445A - Oil burner : en fr
  • US2227080A - Television scanning device : en
  • PL29400B1 - Telefonaktiebolaget L. M. Ericsson, Stockholm. Two-hand selector for automatic telephone devices. : en pl
  • US2227039A - High powered electron discharge device : en
  • US2227310A - Basket-ball backstop apparatus : en
  • CH212871A - Piano mechanics, especially for small pianos. : de en
  • US2226714A - Stabilization of styrene : en
  • ES146293A1 - A rail joint device that aims to reduce the noise and jolts of rail vehicles. : en es
  • US2227123A - Electric connection and the like : en
  • CH212962A - Support device on vehicles. : de en
  • US2226645A - Manufacture of methacrylic acid and esters thereof : en
  • GB531143A - Improvements in fire-arms using separate propelling charges : en
  • US2226837A - Portfolio for stationery : en
  • US2226978A - System including rotary blades : en
  • USD124354S - Design for a flexible pocket receptacle : en
  • CH212987A - Process for the preparation of a halogen-substituted acylaminosulfonic acid. : de en
  • FR859893A - Cleaning utensil for cookware and other applications : en fr
  • USD124497S - Design fob a dress : en
  • US2226647A - Water and gas tight light : en
  • CH212991A - Process for the preparation of a hexakisazo dye. : de en
  • US2226752A - Thermionic valve circuit : en
  • CA393536A - Electric fuse : en fr
  • CA393545A - Sterol derivative : en fr
  • DE700874C - Device for selective calling, especially for wireless signaling : de en
  • ES146264A1 - A new type of tube for toothpastes, creams and the like, and procedure for its manufacture. : en es
  • CH212881A - Control device for phase adjustment for drive magnets of induction measuring devices. : de en
  • CH212945A - Radio receiver with loop antenna. : de en
  • US2227229A - Trolley harp : en
  • USD124453S - Design for a dress : en
  • GB531095A - Shaft collars : en
  • US2226962A - Drawer for refrigerated locker system : en
  • US2226956A - Shield for hair drying purposes : en
  • US2227055A - Fluid operated mechanism : en
  • US2227064A - Antifriction bearing : en
  • US2227343A - Fun provoking novelty : en
  • USRE21681E - Selective telegraph system : en
  • CA393442A - Underfeed stoker : en fr
  • CH212840A - Recording mechanism for liquid dispensing device. : en fr
  • CH212929A - Device with discharge vessel, in particular electron tube. : de en
  • US2227242A - Decoy : en
  • FR859955A - Depilatory product : en fr
  • PL29392B1 - Method of making tapes or sheets for tin cans, tin packaging, etc. : en pl
  • CA393439A - Container clamping tool : en fr
  • US2227026A - Amplifier arrangement for television purposes : en
  • US2227187A - Decorative wreath : en
  • DE700766C - Storm protection for loading bridges or the like. : de en
  • ES146428A1 - A braking device for aircraft. : en es
  • FR860018A - Reflector : en fr
  • GB531286A - Improvements in and relating to dabbing brushes for woolcombing machines : en
  • PL29411B1 - Ambi-Budd Presswerk Gesellschaft mit beschrankter Haftung, Berlin-Johannisthai. Portable pressure-resistant tank. : en pl
  • US2226825A - Film reel : en
  • PL29430B1 - : en pl
  • US2226561A - Electron discharge device utilizing negative transconductance : en
  • US2227043A - Stage curtain rigging : en
  • CH212867A - Visual file. : de en
  • CA393573A - Dry contact rectifier : en fr
  • US2227023A - Interlaced line method : en
  • CA393510A - Hair brush : en fr
  • CH212919A - Process for the manufacture of electrical conduits, and electrical conduit obtained by the implementation of this process. : en fr
  • US2226838A - Fuse construction : en
  • US2226808A - Method of and machine for applying tape : en
  • US2227101A - Method of preparing carbonated beverages : en
  • CH212976A - Collapsible bike rack. : de en
  • CH212912A - Ribbed cylinders for air-cooled engines. : de en
  • CH212975A - Pneumatic tire for vehicle wheels. : en fr
  • US2227153A - Reinforcement for concrete pipe and centrifugal mold for the same : en
  • DE700839C - Automatic firearm with pneumatic brake : de en
  • ES146333A1 - A cold accumulator produced by dry ice. : en es
  • ES146375A1 - A process for the preparation of derivatives of the series of pyridine, quinoline and isoquinoline. : en es
  • FR859827A - Impermeable container and method for its manufacture : en fr
  • GB531249A - Improvements in or relating to means for breaking down and/or dislodging rocky material : en
  • CA393569A - Corrugating machine and guide : en fr
  • DK58290C - Sunshine for Food Protection. : da en
  • US2227113A - Combined umbrella and base therefor : en
  • DE700962C - Prismatic grooving chisel for rock and similar materials : de en
  • US2227183A - Loom shuttle : en
  • FR859983A - Fottinger type transmission for road and off-road vehicles : en fr
  • DE700940C - Process for the production of synthesis gas by gasifying fuels under increased pressure by means of oxygen-water vapor mixtures : de en
  • GB531449A - Improvements in the priming of centrifugal and other pumps : en
  • US2226782A - Starting and stopping mechanism : en
  • US2227211A - Tilting device : en
  • DE700803C - Inlet regulator for circulating steam heaters of railway vehicles : de en
  • ES146237A1 - Separators for electric accumulators, especially for car starting batteries. : en es
  • GB531351A - Improvements in and relating to autographic registers : en
  • GB531435A - Improvements relating to the mounting of aerial masts on moving vehicles or machines : en
  • PL29448B1 - : en pl
  • US2227377A - Process of manufacturing lubricating oils : en
  • CH212884A - Gramophone record. : de en
  • CH212934A - Menstrual pad. : de en
  • US2227122A - Fluid pump : en
  • US2227259A - Automatic projector machine : en
  • US2227162A - Telephone : en
  • USD124326S - Design for a tire groover : en
  • CH212995A - Process for the preparation of a hexakisazo dye. : de en
  • US2227266A - Luggage case : en
  • US2226804A - Liner for wells : en
  • ES146362A1 - A procedure to obtain a product resulting from the union of vegetable or animal fibers and cement. : en es
  • DE700931C - Multiphase high frequency generator : de en
  • CA393482A - Demountable electric discharge apparatus : en fr
  • CA393464A - Dress shield : en fr
  • US2227395A - Lifting jack : en
  • CA393452A - Flour treating apparatus : en fr
  • US2227136A - Railway truck : en
  • USD124470S - Textile fabric : en
  • CA393560A - Olefin dispersion in acid polymerization : en fr
  • CH212992A - Process for the preparation of a hexakisazo dye. : de en
  • US2226709A - Calender finished paper board product and process and means for production or treatment thereof : en
  • US2227004A - Television reproducing method : en
  • US2227230A - Musical instrument : en
  • US2227288A - Tappet construction : en
  • USD124388S - Design for a handbag frame : en
  • DE699134C - Electric gas switch : de en
  • DE700822C - Coffee brewer : de en
  • USD124482S - Design fok a textile fabric : en
  • CH212924A - Device for precise setting and maintenance of the desired operating speed for Leonard drives. : de en
  • US2227323A - Vent and liquid level indicating means for use with tanks : en
  • USD124346S - Design foe a textile fabric : en
  • ES146404A1 - A process for the solution and reprecipitation of copper in metallic form. : en es
  • US2226758A - Shoemaking means : en
  • US2226878A - Transmission mechanism : en
  • USD124335S - Design for a textile fabric : en
  • USD124348S - Design for a textile fabric : en
  • US2226769A - Apparatus for moistening soles : en
  • US2227089A - Treatment of hydrocarbon oil : en
  • CA393465A - Hog fuel burner : en fr
  • US2226631A - Pile fabrics : en
  • US2226751A - Radio receiver tuning mechanism : en
  • US2226847A - Variable resistance device : en
  • US2226928A - Electrical transmission line : en
  • US2227120A - Electric valve circuit : en
  • USD124359S - Design for a textile fabric : en
  • USD124361S - Design fou a textile fabric : en
  • ES146346A2 - MODIFICATIONS INTRODUCED TO THE OBJECT OF THE MAIN PATENT : en es
  • GB531304A - Process and apparatus for applying revenue duty labels or the like to the narrow sides of packages by means of adhesive : en
  • GB531338A - Improvements in or relating to electric power cables : en
  • USD124325S - Design for a tire groover : en
  • US2226875A - Trackside dump mechanism for toy railroads : en
  • US2227210A - Drill bit with nontracking rollers : en
  • US2226626A - Cracker dispenser : en
  • USD124432S - Design for a coat : en
  • US2227394A - Lifting jack : en
  • CA393483A - Electrical control device : en fr
  • FR860007A - Process of aromatization and dehydrogenation of hydrocarbons : en fr
  • US2226541A - Cement and method of preparing the same : en
  • US2226702A - Tool for fixing hose unions : en
  • US2226953A - Method of producing reinforced sheet cork : en
  • BE439747A - : en
  • CA393516A - Load discharging railway car : en fr
  • DE700918C - Manufacture of titanium dioxide : de en
  • FI18940A - Device for planing benches : en fi
  • CH212940A - Device for limiting the use of a billiard table to the time corresponding to the amount paid. : en fr
  • AU115467B2 - Electric devices containing gas-free films and process of forming such films : en
  • ES146408A1 - A suspension device for sliding doors. : en es
  • GB531362A - Improvements in automatic repeating firearms : en
  • GB531164A - Improvements in or relating to speed control mechanism for the auxiliary drives of an internal combustion engine : en
  • GB531173A - Improvements in or relating to the construction of high-speed motor-boats and like vessels : en
  • US2226583A - Cutter guard for harvesters : en
  • US2226857A - Fender shield and fender shield mounting : en
  • USD124357S - Design for a textile fabric : en
  • CH212863A - Process for chrome-plating objects made of aluminum and aluminum alloys. : de en
  • FR859977A - Assembly for telephone systems with musical frequency selection : en fr
  • CA393532A - Moulding apparatus for rubber cushions : en fr
  • FR859940A - Button making refinements : en fr
  • CH212967A - Chassis for motor vehicles. : de en
  • CA393557A - Unsaturated halide processing : en fr
  • US2226824A - Window sash operator : en
  • FR859978A - Regulator for gaseous fuels : en fr
  • CH212834A - Equipment for wet treatment of dishes, etc. and processes for their manufacture. : de en
  • US2226818A - Electrical switch : en
  • USD124495S - Design for a dress : en
  • GB531086A - Improvements in or relating to water closets and like sanitary apparatus : en
  • GB531404A - Improvements in or relating to telegraph apparatus : en
  • US2227104A - Disposable dust receptacle for brush type carpet sweepers : en
  • GB531276A - Improvements in or relating to internally-ventilated small electric motors : en
  • GB531368A - Improvements in grilles for use with griller pans : en
  • GB531440A - Lubricating device for sewing machines : en
  • PL29425B1 - The method of producing sulfur dyes. : en pl
  • US2227246A - Dehydrating process : en
  • US2227349A - Process and apparatus for generating steam : en
  • US2226629A - Pressure responsive rheostat : en
  • US2226785A - Speed-teller light switch : en
  • USD124422S - Design fob a dress : en
  • DE700938C - Getter arrangement for vacuum vessels with metal walls : de en
  • GB531190A - Electric impulse sending device : en
  • US2226617A - Refrigerator : en
  • USD124502S - Design fob a dress : en
  • ES146372A1 - A transportable sprayer for liquids. : en es
  • DE700855C - Magnetic body for magnetic drum separator : de en
  • GB531126A - Improvements in or relating to metal boxes and to the manufacture of the same : en
  • GB531169A - Improvements in or relating to floors emboding reinforced concrete beams : en
  • US2226555A - Control mechanism for quotation projecting and similar apparatus : en
  • US2226684A - Spectacle holder : en
  • ES146381A1 - An electron valve. : en es
  • FR859887A - Apparatus for pressing the soles on the shoes : en fr
  • ES146435A1 - A filter for aerosols and procedure for its manufacture. : en es
  • DE700772C - Pest repellants : de en
  • ES146478A1 - A process for manufacturing an explosive mixture containing alkoyl esters of biphasic and tribasic acids. : en es
  • GB531255A - Improvements in centrifuges for separating solids from liquids : en
  • GB531319A - Improvements in or relating to control apparatus for effecting sequential operation of power-operated devices : en
  • GB531399A - An air raid protection device for roof and side glazing : en
  • ES146475A1 - Procedure for obtaining magnesium. : en es
  • GB531097A - Improvements relating to alternating current rectifier apparatus of the dry surface contact type : en
  • US2226880A - Sparkling liquid dispenser : en
  • ES146450A1 - A rotary disk-thread guide device for winding and winding machines in general. : en es
  • DE700945C - Process for removing dimensionally stable, high-grade materials from their dipping forms : de en
  • GB531206A - Improvements in or relating to the arrangement of the control means of rotary compressors having a crescent shaped working chamber : en
  • ES146449A3 - Improvements in firearms. : en es
  • GB531346A - Improvements relating to drying tumblers for use in laundries : en
  • GB531280A - Improvements in expansible fluid thermostats applicable also to other fluid-pressure-actuated devices : en
  • GB531158A - Process for the manufacture of barrel staves : en
  • GB531317A - Improvements in and relating to photographic films : en
  • DE700753C - Process for the production of welding electrodes : de en
  • GB531088A - Improvements in vibratory massage or like devices : en
  • US2226761A - Pressure regulating, automatic cutoff valve for gas lines : en
  • US2226663A - Fountain toothbrush : en
  • FR859870A - Processes for breaking metal parts : en fr
  • GB531103A - Improvements in and relating to circuit arrangements for the supply of current to induction electrical circuits : en
  • US2226957A - Sheet feeding apparatus : en
  • US2227082A - Phosphate glass : en
  • CH212842A - Embroidery machine boat cover. : de en
  • ES146246A1 - A procedure for obtaining a gassed industrial product. : en es
  • GB531209A - Improvements in or relating to self-acting mules : en
  • FR859879A - Fixer for towels and other objects : en fr
  • GB531077A - Improvements in abrasive materials : en
  • FR859844A - Stacking of stator sheets : en fr
  • GB531218A - Improvements in deterioration retarders : en
  • CH212970A - Motor vehicle. : de en
  • US2226841A - Paper : en
  • CA393438A - Mosaic design production : en fr
  • CA393430A - Slide fastener stop : en fr
  • US2227339A - Electric dry shaver : en
  • US2227366A - Reversible plow : en
  • CH212846A - Device for the production of zippers. : de en
  • CH212974A - Vehicle wheel with two removable rims. : de en
  • USD124403S - Design for a textile fabric : en
  • CA393596A - Electrolytic cell : en fr
  • US2226836A - Interference-reducing system : en
  • USD124375S - Pillowcase or similar article : en
  • US2227384A - Electric frequency separator : en
  • DE700785C - Cylindrical grinding machine : de en
  • GB531397A - Purifying lubricant circulated through machinery : en
  • US2226602A - Automatic setting device for shutters and diaphragms of photographic apparatus : en
  • US2226867A - Composition for dull raised printing : en
  • US2226698A - Printing telegraph apparatus : en
  • US2227261A - Shock strut : en
  • DE700818C - Casting mold for the production of dense blocks from aluminum or magnesium alloys : de en
  • GB531110A - Improvements in or relating to lifting stands, more particularly applicable to aircraft : en
  • GB531269A - Improvements in chairs : en
  • US2226983A - Clothes prop holder : en
  • US2226883A - Composition of matter : en
  • US2227412A - Transmission controlling mechanism : en
  • US2227417A - Prime mover control system : en
  • US2227038A - Coupling circuit arrangement for television arrangements : en
  • US2226601A - Protector : en
  • US2226930A - Blind landing device : en
  • US2226623A - Venetian blind tilter : en
  • US2226881A - Exercising stand : en
  • CA393470A - Clothes-pin : en fr
  • ES146261A1 - Procedure for obtaining condensation products. : en es
  • US2226594A - Aluminum alloy : en
  • US2226755A - Connecting link : en
  • US2226710A - Folding table : en
  • US2227193A - Method of welding joints : en
  • CH212957A - Backpack carrying frame. : de en
  • US2227226A - Method of and apparatus for grading peas or the like : en
  • US2227407A - Machine tool : en
  • US2226802A - Hydraulic coupling for vehicles : en
  • US2226907A - Gas oven : en
  • PL29455B1 - HLCP 3 6HlCP 3 6HlCP 3 6 : en pl
  • GB531429A - Improvements in or relating to electric fuzes : en
  • US2227011A - Television scanning means : en
  • US2227159A - Electric heater : en
  • US2227329A - Automobile handy table : en
  • US2227347A - Whipstock : en
  • GB531311A - Improvements in and connected with pumps of the swashplate type : en
  • FR859891A - Safety control for cylinders or the like in hydraulic control systems with emergency line : en fr
  • ES146481A1 - Procedure for obtaining aluminates. : en es
  • FR860013A - Searching finger control for reproduction devices, in particular milling machines, grinding machines and reproducing lathes : en fr
  • GB531076A - Improvements in or relating to thermionic electrode structures : en
  • GB531258A - Improvements in lawn mowers : en
  • FR859960A - Non-slip rubber sole : en fr
  • ES146206A1 - Insurance device for stairs. : en es
  • ES146305A2 - A combustion chamber arranged in the piston for diesel engines. : en es
  • ES146202A1 - PROCEDURE FOR DIVING UNDERWATER LAYERS OF SAND OR MUD : en es
  • ES146384A1 - A new polyvalent filtering mask, especially suitable for the protection of the civil population against aggressive chemicals and toxic industrial aeriforms. : en es
  • ES146340A3 - Document filing and classifying mechanism. : en es
  • CH212890A - Process for the production of alloys containing beryllium. : de en
  • US2226912A - Game : en
  • GB531454A - Improvements in or relating to ultra short wave apparatus : en
  • GB531376A - Tipping bodies for trailers for motor vehicles : en
  • GB531448A - Improvements in circuits comprising an indicator tube : en
  • ES146392A3 - PROCEDURE FOR THE MANUFACTURE OF ARTICLES OF PLASTIC MATERIALS : en es
  • ES146233A1 - A combustion engine. : en es
  • FR859953A - Device for checking the tightness and efficiency of gas masks : en fr
  • GB531224A - Improvements in or relating to processes of producing a vitamin e concentrate and antioxidant from wheat germ oil, and the products resulting therefrom : en
  • GB531374A - Improvements in and relating to electric motors : en
  • CH212874A - Bullet for firearms with a conical barrel on the inside. : de en
  • US2226685A - Machine for packing matches : en
  • GB531073A - Portable photocopy apparatus : en
  • GB531316A - Improvements in cellulose derivate compositions, films, yarns, or the like containing organic ester amides : en
  • ES146331A1 - An improved control mechanism for bicycles and the like. : en es
  • DE673072C - Steel melting furnace plant : de en
  • GB531302A - Improvements in and relating to dovetailing attachments for use on spindle moulding machinery : en
  • GB531116A - Improvements in gas-tight seals whereby electric conductors pass into a vitreous envelope : en
  • FR859925A - Improvements to devices for launching projectiles by centrifugal force : en fr
  • FR859950A - Process for the thermal and aseptic treatment of heat-sensitive liquids, allowing their vital constituents to be kept intact and, if necessary, to reactivate them : en fr
  • FR859996A - Interchangeable lens mount camera : en fr
  • GB531217A - Improvements in cord stretching apparatus : en
  • USD124427S - Design for a side of a ckib or bassinet : en
  • CH212858A - Process for purifying melamine. : de en
  • CH212866A - Ring binder mechanism with ring parts extending from a bridge. : de en
  • CH212885A - Arrangement for recording tones to create a directional effect. : de en
  • US2226913A - Process for the formation of colored decorations and of printing on enamel and glazes : en
  • USD124355S - Design for a flexible pocket receptacle : en
  • CA393512A - Chrome steel alloy and valve : en fr
  • ES146256A1 - A process for manufacturing food or confectionery articles. : en es
  • US2227381A - Electrical testing system : en
  • PL29413B1 - Alexandre Zuberbiihler, Lausanne. A furnace for heating domestic appliances with double solid fuel combustion. : en pl
  • USD124337S - Design for a textile fabric : en
  • US2226723A - Lading agitator for hoppers : en
  • DE700754C - Arc welding transformer : de en
  • FR859849A - Improvements to the mechanisms for reading or analyzing statistics recording cards : en fr
  • GB531132A - Improvements in water tube boilers : en
  • CH212850A - Boot tensioning device, in particular for ski boots. : de en
  • BE439891A - : en
  • US2226622A - Lubricating system : en
  • US2226708A - Nail guide for X-ray fracture table : en
  • US2227093A - Electron discharge device : en
  • PL29408B1 - Method of deoxidizing a steel bath. : en pl
  • USD124457S - Design for a dress : en
  • CH213005A - Process for the preparation of a water-insoluble azo dye. : de en
  • US2226533A - Level control valve : en
  • US2226989A - Conveyer chain structure for continuous flow conveyers or the like : en
  • US2227208A - Elastic bit breaker : en
  • US2227110A - Photoprinting system and apparatus : en
  • US2227276A - Gum massaging device : en
  • FR859971A - Oil burner for heating oils and installation of this burner at the heating station : en fr
  • PL29447B1 - A method for the production of cellulose xanthate for the production of artificial products, e.g. thread or sheet. : en pl
  • USD124428S - Kermer evaporating apparatus : en
  • GB531178A - Manufacture of new esters of the oxy-stilbene series : en
  • US2226759A - Power vehicle : en
  • CA393491A - Motion picture film feeding means : en fr
  • ES146285A1 - Procedure for obtaining preparations of pancreatic hormone that reduces the proportion of sugar in the blood. : en es
  • FR860005A - Improvements to ramie stalk shelling machines : en fr
  • US2227244A - Refrigerating apparatus : en
  • US2227188A - Tobacco pipe reamer : en
  • BE439725A - : en fr
  • US2227274A - Clutch control mechanism : en
  • CH212893A - Process for manufacturing multimetallic sheets, device for carrying out this process, and sheet produced according to this process. : en fr
  • ES146419A1 - A knife holder for slicing machines. : en es
  • FR859972A - Suction cleaning device beater improvements : en fr
  • CH212964A - Direction indicators on motor vehicles. : de en
  • US2227130A - Wringer mechanism : en
  • US2227273A - Transmission control : en
  • US2227278A - Lubricant distributing device : en
  • USD124345S - Design for a textile fabric : en
  • USD124501S - Design for a dress : en
  • US2226609A - Massage apparatus : en
  • US2226814A - Toothbrush handle : en
  • US2227018A - Photoelectric storage device : en
  • USD124369S - Design for a textile fabric : en
  • CA393446A - Ankle protector : en fr
  • US2227013A - Electron discharge device for television transmission and like purposes : en
  • CA393518A - Glass filament producing apparatus : en fr
  • USD124386S - Design for a container cap : en
  • PL29429B1 - : en pl
  • US2227322A - Audible signaling device for use with tanks : en
  • US2227367A - Manufacture and production of artificial filaments from viscose : en
  • US2227410A - Machine tool : en
  • CH212932A - Adjustable oil burner. : de en
  • DK58297C - Streamlined Rear Motor Vehicle. : da en
  • US2226540A - Floor block : en
  • US2227037A - Testing generator for image reproducing systems : en
  • DE700699C - Photographic lens : de en
  • DE695768C - Lubrication device on aircraft engines : de en
  • FI18938A - Heating device for sauna or other room : en fi
  • GB531382A - Improvements in and relating to carrier wave transmission systems : en
  • DK58299C - Two-part power hook for windows. : da en
  • US2227067A - Concrete handling apparatus : en
  • GB531331A - Improvements in or relating to lens edging machines : en
  • ES146416A1 - New electrode device for electric ovens. : en es
  • US2226660A - Gear shifting mechanism : en
  • USD124475S - Design for a dress ensemble : en
  • USD124496S - Design for a dkess : en
  • GB531309A - An improved comb case : en
  • US2227311A - Process for the synthesis of plastic materials from unsaturated hydrocarbon oils andsulphur : en
  • ES146489A1 - Process for the manufacture of liquid or gaseous synthetic products, obtainable from gaseous components. : en es
  • CH212879A - Device for displaying the position of an aircraft in relation to intersecting guide surfaces in space, which are formed by radiation fields. : de en
  • ES146359A1 - Procedure for the manufacture of a substitute for asphalt materials and elastic masses in general. : en es
  • ES146410A1 - A process for the manufacture of catalysts insensitive to the action of air. : en es
  • GB531270A - Improvements in and relating to insulating material : en
  • BE439919A - GLASSES GLASSES FOR HORSES : en fr
  • US2226879A - Illuminating device : en
  • DE700784C - Drum brake for motorcycles : de en
  • DE700887C - Guide device for the platform of a pallet truck : de en
  • DE700911C - Machine for the production of flat bags with side seams : de en
  • GB531241A - Improvements in or relating to variable pitch airscrews : en
  • US2227299A - Vacuum cleaner : en
  • US2227012A - Synchronizing signal generation system : en
  • FR860045A - Method and apparatus for the production of filaments of thermoplastic materials : en fr
  • US2227044A - Winding frame for winding bobbins with cylindrical layering : en
  • GB531113A - Improvements relating to ventilators for vehicles : en
  • GB531318A - Improvements in and relating to electric communication systems : en
  • GR9385B - WASTE COLLECTION. : el en
  • ES146415A1 - A process for the manufacture of hollow metal bodies of thick walls as a cup by drilling a block inserted in a matrix. : en es
  • FR859803A - Device for starting and supplying low voltage to an electric discharge tube : en fr
  • USD124349S - Design for a textile fabric : en
  • US2226958A - Apparatus for carbonating liquids : en
  • FR859919A - Tent without pole : en fr
  • GB531177A - Manufacture of aldehydes of the saturated and unsaturated pregnane series : en
  • ES146257A2 - IMPROVEMENTS MADE IN THE PURPOSE OF THE PRINCIPAL PATENT NUMBER 144864 : en es
  • US2227156A - Treatment of electrical apparatus : en
  • FR859926A - Improvement in the propulsion of ships by synchronous polyphase electric motors : en fr
  • US2227161A - Paint spray gun : en
  • US2227263A - Injection molding device : en
  • PL29450B1 - A method of producing two-phase photographic images : en pl
  • US2226771A - Age resisting rubber composition : en
  • CA393431A - Slide fastener stop : en fr
  • CA393434A - Refrigerator : en fr
  • GB531265A - Improvements in traversing devices for use on winding cables : en
  • DE700768C - Process for the production of synthetic resins : de en
  • CH212916A - Ignition device for internal combustion engines. : de en
  • DE700835C - Suspension for bicycles, especially motor bicycles : de en
  • DE700951C - chinen : de en
  • FR860022A - Compression refrigeration machine, with oil collecting chamber in the crank case : en fr
  • DE700907C - Selection of carbonaceous compounds for positive electrodes of galvanic elements : de en
  • DK58286C - Track change mechanism for Tramway tracks. : da en
  • FR860050A - Conveyor mechanism applicable in particular to devices for loading fuel into retorts : en fr
  • GR9390B - PACKAGING OF BISCUITS PRODUCTS IN CELL SHEETS OR CLOTH PAPER. : el en
  • ES146364A1 - A system and apparatus for reducing to a coarse yarn, by stretching, a veil especially of glass threads. : en es
  • ES146403A1 - Improvements in electric transmission systems. : en es
  • FR859853A - Process for purifying compositions containing insoluble earthy impurities : en fr
  • FR860020A - Process to avoid color haze in chromogenic development : en fr
  • GB531231A - Improvements in or relating to shutter devices for optical sound-reproducing apparatus : en
  • DE700859C - Process for the production of patterns on textile materials which contain threads or fibers made from cellulose esters or ethers : de en
  • BE439716A - HIGH RESISTANCE BONDING PROCESS TO RUBBER AND SYNTHETIC RUBBER TO RIGID SIDES. : en fr
  • US2226530A - Sodium antimonyl-catecholthiosalicylate : en
  • USD124340S - Design for a textile fabric : en
  • USD124461S - Fracchia dress : en
  • USD124445S - Design for a dress or similar article : en
  • ES146422A2 - IMPROVEMENTS MADE IN THE PATENT OF INVENTION NUMBER 146418 : en es
  • GB531092A - Improvements in or relating to vehicle bodies : en
  • US2226870A - Filtering unit cleaner : en
  • US2226899A - Dispensing container : en
  • US2227405A - Plural valve control : en
  • USD124418S - Design for a dress or similar article : en
  • US2226564A - Life preserver : en
  • GB531274A - Improvements in systems for modulation of radio frequency currents with carrier suppression : en
  • GB531308A - An improved carving stand : en
  • BE439701A - : en
  • CA393503A - Electron tube crater cathode : en fr
  • US2226720A - Reduction of undesired emissions of electronic discharge devices : en
  • US2226916A - Wire stitcher : en
  • FR859943A - Device for sharpening the rounded edges of grinding wheels, especially grinding wheels mounted on gear grinding machines : en fr
  • DE700767C - Process for the preparation of amine-aldehyde condensation products : de en
  • GB531403A - Improvements in and relating to hacksaw frames : en
  • DE700885C - Process for roasting bast fibers : de en
  • US2226644A - Voltage regulator : en
  • FR860031A - Process for withdrawing liquids under pressure and improvements made to withdrawal devices with a view to the application of this process : en fr
  • GB531278A - A devices for supporting articles in galvanic baths and the like : en
  • US2226954A - Apparatus for regulating the density of solutions : en
  • US2227152A - Display rack : en
  • DE700909C - Pest repellants : de en
  • US2226851A - Charging mechanism : en
  • US2226669A - Time fuse : en
  • US2227075A - Saw-tooth current generator : en
  • PL29402B1 - A method of producing acetylene from liquid hydrocarbons containing more than two carbon atoms in a molecule. : en pl
  • GB531114A - Improvements in mechanism for drawing fibres in textile machines : en
  • ES146226A1 - A new bearing for vertical shafts on ball bearings or rollers lubricated in a constant oil bath. : en es
  • FR859947A - Tilting valves with adjustable position, particularly applicable to filtration installations : en fr
  • US2226964A - Blade retaining safety razor : en
  • CA393537A - Radial engine : en fr
  • CH212990A - Process for the preparation of a hexakisazo dye. : de en
  • CH212906A - Injection engine with antechamber. : de en
  • FR859951A - Method and device for deceiving the enemy : en fr
  • CA393466A - Radio tube connector device : en fr
  • US2226815A - Pneumatic controller : en
  • FI18944A - Cheese marking method and cheese marking plate : en fi
  • US2226923A - Control for fuel feeding apparatus : en
  • US2227358A - Tobacco pipe : en
  • ES146377A1 - Process for the preparation of 3-oxido-4-carbaminobenzol-1-arsenic acid. : en es
  • GB531098A - Improvements in or relating to piston and like packing rings : en
  • DE700764C - Short path high vacuum distillation process : de en
  • DE700796C - Method and device for extinguishing and crushing liquid petroleum coke o. : de en
  • US2226917A - Safety control : en
  • GB531281A - Improvements in, or relating to, electric plug and socket couplings : en
  • GB531290A - Improved manufacture of cementitious or concrete products or the like : en
  • GB531412A - Improvements in address printing machines : en
  • USD124455S - Design fob a dress : en
  • US2226604A - Glove : en
  • US2226654A - Cleaning device : en
  • CH212972A - Device on vehicles with rear engine for cooling the engine by means of a fan. : de en
  • CA393561A - High molecular weight polymer production : en fr
  • US2226696A - Electron discharge device : en
  • US2227116A - Universal joint and propeller shaft assembly : en
  • US2227382A - Board for use in playing a game of darts : en
  • CH212959A - Can filling and sealing machine. : de en
  • US2226532A - System of water purification and waste recovery : en
  • US2226732A - Safety valve : en
  • US2227186A - Apparatus for producing staple fiber : en
  • USD124405S - Design fos a tone cabinet : en
  • USD124303S - Design for a flower rack or the like : en
  • US2226780A - Work-clamping means for lasting machines : en
  • US2226658A - Method for scanning images : en
  • USD124329S - Design for an ironing table : en
  • USD124454S - Design for a dress : en
  • US2227138A - Sanitary can or container : en
  • US2227291A - Safety system responsive to temperature and fluid flow : en
  • USD124314S - Design for a coin bank : en
  • CH212870A - Film developing reel, in particular for daylight developing boxes. : de en
  • USD124446S - Design for a pin clip : en
  • DE700817C - Allocation and measuring device for molding sand in foundries : de en
  • ES146431A2 - A BRAKING DEVICE FOR AIRCRAFT : en es
  • GB531211A - Improvements in and relating to packages or cartons : en
  • US2227222A - Plant spraying apparatus : en
  • US2226632A - Device for making pile fabrics : en
  • USD124433S - Design for a dress : en
  • US2226920A - Unitary pot press : en
  • CA393571A - Windshield wiper mount : en fr
  • CH212832A - Device on a door to prevent unintentional slamming of the same. : de en
  • USD124308S - Cracker or similar food product : en
  • FR859824A - Crankshaft composed or constituted by the assembly of several elements : en fr
  • GB531405A - Improvements in or relating to wireless receivers : en
  • US2226712A - Shock absorbing steering fork for cycles : en
  • US2227047A - Apparatus for cleaning castings : en
  • US2226799A - Thiazoles : en
  • US2226885A - Game apparatus : en
  • US2227049A - Synchronizing system : en
  • USD124468S - Design fob a ores : en
  • US2226534A - Vulcanization accelerator : en
  • USD124500S - Design for a dress : en
  • PL29397B1 - Ludwik Mtihlig, Bielsko. Screw for fixing the rails. : en pl
  • US2226537A - Gas lift apparatus : en
  • CA393508A - 2-ethylcronaldehyde : en fr
  • US2226692A - Control system : en
  • GB531315A - Improved process for the manufacture of shaped metal products : en
  • CA393562A - Condensing agent recovery : en fr
  • US2226611A - Automobile heater : en
  • US2226835A - Mixed ureas : en
  • US2226972A - Pump valve : en
  • US2227200A - Abrasive product : en
  • FR859850A - Refrigerator appliances : en fr
  • GB531360A - Improvements in or relating to sulphur-containing condensation products : en
  • US2226748A - Illuminated dial clock : en
  • US2226860A - Aerial navigation system : en
  • US2227164A - Liquid and vapor contacting device : en
  • CA393511A - Electric hammer device : en fr
  • DE700514C - Lining of furnaces and ovens made of refractory bricks with intermediate layers of metal sheet : de en
  • DE700815C - Kystoscopic stone crusher : de en
  • PL29428B1 - Method for the production of heterocyclic aldehydes. : en pl
  • US2226672A - Insecticide : en
  • US2227129A - Heat engine : en
  • DE700811C - g electrically flawless connections of thin light metal foils, especially capacitor foils : de en
  • FR859890A - Improvements to capsule measuring instruments : en fr
  • GB531363A - Improvements in or relating to wearing apparel : en
  • USD124423S - Le roy a. wilkinson lavatory with water heater : en
  • FR859814A - Extendable parachute : en fr
  • FR859920A - Machine for cutting watch glasses of the so-called unbreakable type : en fr
  • CH212862A - Process for the production of structures from protein substances. : de en
  • US2226643A - Method of producing cinematograph films : en
  • US2227281A - Tap : en
  • US2226656A - Motor vehicle : en
  • PL29457B1 - Process for the production of acyl derivatives of azo dyes. : en pl
  • US2227099A - Method for settling and filtering sewage liquors : en
  • US2226764A - Refrigerator car construction : en
  • CH213004A - Process for the preparation of a water-insoluble azo dye. : de en
  • ES146223A1 - Improvements in the manufacture of asymmetric conductivity devices. : en es
  • US2227326A - Joint of wood or the like : en
  • CA393449A - Necktie lining : en fr
  • CA393550A - Fuel pump : en fr
  • FR860016A - Improvements in the manufacture of siliceous bodies : en fr
  • CA393474A - Print roll composition : en fr
  • CH212822A - Method and device for peeling seeds, in particular those from oil fruits. : de en
  • CA393455A - Bearing : en fr
  • CA393551A - Television apparatus : en fr
  • GB531383A - An improved manufacture of saturated hydrocarbons : en
  • GB531462A - Improvements in blinds : en
  • GB531135A - Improvements in and relating to closures for bottles, cartons and the like : en
  • US2227107A - Carburetor by-pass : en
  • USD124331S - Design for a shoe : en
  • USD124376S - Zavell textile fabric or similar article : en
  • CA393454A - Vehicle window regulator : en fr
  • FR859992A - Telemetry method without delay, by means of a frequency proportional to the value of the quantity measured : en fr
  • SU58570A1 - A device for treating and painting oico rollers, etc. : en ru
  • US2226575A - Damming attachment : en
  • US2226639A - Color photography : en
  • US2226744A - Thermoresponsive fuse : en
  • USD124441S - Cummings textile fabric : en
  • US2226886A - Reglet : en
  • CH212939A - Rescue device for the occupants of a submersible. : en fr
  • US2227374A - Safety device for glass blowing machines : en
  • CH212853A - Meat grinder knife. : de en
  • CH212958A - Folder for storing tickets and the like. : de en
  • US2226566A - Moistening device for tapes, labels, envelopes, and the like : en
  • US2226719A - Electric switch : en
  • PL29419B3 - : en pl
  • US2226579A - Production of leather : en
  • US2227250A - Device for operating automobile horns : en
  • DE700737C - Process and device for the production of fertilizers by fermenting household waste : de en
  • ES146326A1 - A procedure for obtaining a product that is especially suitable for the nutrition of living organisms. : en es
  • ES146420A1 - A hinged davit for boats that works by gravity. : en es
  • GB531426A - Improvements relating to apparatus for testing water : en
  • US2226909A - Anthraquinone dyestuffs and a process for their manufacture : en
  • US2227317A - Method of preparing dried vegetable food products : en
  • US2226721A - Means for balancing window sashes : en
  • CH212954A - Method for controlling an amplifier and arrangement for carrying out the method. : de en
  • USD124383S - Design fob. a lace : en
  • DE700809C - Procedure for the logarithmic display of alternating voltages : de en
  • FR859927A - Improvements to cable car installations : en fr
  • DE700654C - Adding machine : de en
  • ES146464A1 - A process for the production of straw cellulose by dissolution in calcium hydroxide. : en es
  • GB531107A - Improvements in and relating to pianos : en
  • US2226586A - Disk harrow : en
  • US2226833A - Bulletproof glass mounting unit : en
  • GB531175A - Improvements in locks, latches and the like : en
  • US2226640A - Auxiliary lock : en
  • US2226926A - Combined filter and press : en
  • CA393448A - Furnace fuel combustion device : en fr
  • CH212947A - Radio with remote control. : de en
  • US2227073A - Guy wire guard : en
  • US2226699A - Dry ice car : en
  • US2227364A - Cutter for vegetables : en
  • USD124435S - Lace collar or similar article : en
  • US2226896A - Power lawn mower : en
  • FR859954A - Tide valve : en fr
  • GB531185A - Improvements in electric lamps : en
  • USD124483S - Design for a dress : en
  • ES146453A1 - A safety device against the backing of explosive gas mixtures in gas pipes and against subsequent explosions. : en es
  • DE700760C - Front seal for rotatable regenerative heat exchanger : de en
  • GB531124A - Improvements in tubular rivets : en
  • GB531394A - Electrical communication system : en
  • GB531115A - Improvements in and relating to the heating of evaporation vessels : en
  • GB531339A - Machine for electrically heated metal bars and tubes : en
  • ES146365A1 - Procedure and device for cleaning the spark plug spark plugs during the operation of these. : en es
  • DE700853C - : de en
  • GB531337A - Telegraph transmitters : en
  • DE700850C - further ground blows : de en
  • DK58288C - Impulse transmitter with a magnetically controlled Mercury switch. : da en
  • FR859899A - Crampon to renovate the wheels of agricultural machinery : en fr
  • DE700774C - : de en
  • FI18936A - Flytande bränsle för förbränningsmotorer : en fi
  • FR860000A - High-frequency winding device, to which is added for the variation of its inductivity, an excitation system with a direct field, magnetic, adjustable : en fr
  • GB531379A - Galvanic dry cell : en
  • ES146224A1 - IMPROVEMENTS INTRODUCED IN MOORED TORPEDOS OR MINES, SUBMERGED IN WATER CURRENTS : en es
  • GB531295A - Improvements in lighting control in dependence upon projected images : en
  • US2226807A - Machine for color printing : en
  • US2227321A - Preparation for applying to the hair and skin preparatory to dry-shaving : en
  • US2227344A - Liquid filter : en
  • US2227040A - Metal mercury tube switch : en
  • GB531240A - Improvements relating to pumps for liquids : en
  • GB531378A - Improvements in and relating to cuff links : en
  • GB531243A - Improvements in gelatino silver halide photographic elements : en
  • DE700795C - Pit stamp : de en
  • FI18935A - The way to make dry casein watercolor : en fi
  • FR859932A - Method and device for extracting glycerin from residues of burners : en fr
  • ES146376A1 - Procedure for the stamping of textile products. : en es
  • GB531289A - Continuously-operating vertical retort for the production of synthesis gas : en
  • GB531104A - Electric signal transmission systems : en
  • PL29456B1 - The method of producing dyes of the phthalocyanine series. : en pl
  • US2227184A - Clip brooch : en
  • USD124368S - Design for a textile fabric : en
  • BE439707A - : en
  • CA393523A - Container closure : en fr
  • DE700546C - Range finder : de en
  • DE700833C - Suction roll or suction press roll for paper machines : de en
  • FR859834A - Process for the preparation of d1-acetyl-alpha-tocopherol : en fr
  • FR859829A - Cowling or the like for overhead propellers : en fr
  • GB531199A - Improvements in and relating to a process and means for moulding pre-cast reinforced-concrete beams : en
  • CA393540A - Hoist controlling mechanism : en fr
  • DE700913C - hischer halogen silver gelatine layers : de en
  • US2227126A - Brush and manufacture thereof : en
  • FR859839A - Injection pump for fuel or similar substances : en fr
  • GB531347A - Improvements in sheet metal hinges : en
  • DK58301C - Carpet fabric. : da en
  • ES146282A1 - Procedure for obtaining dolomite brick. : en es
  • GB531215A - Improvements in the manufacture of multiply tubing : en
  • GB531261A - Improvements in or relating to the tufting of mattresses, cushions and suchlike upholstery : en
  • GB531285A - Improvements in hopper windows : en
  • GB531446A - Improvements in or relating to moulding powders : en
  • FR860032A - Shuttle for wire-cutting mechanism : en fr
  • ES146329A1 - Improvements related to safety nuts. : en es
  • ES146351A1 - Improvements in the method of configuring tubes. : en es
  • GR9386B - INSTALLATION OF ENGINE MECHANISM INSIDE AIRCRAFT FLIGHT. : el en
  • US2226681A - Metallic car door : en
  • US2226894A - Fender shield : en
  • US2226664A - Fruit handling and treating machine : en
  • US2226967A - Production of stainless steels : en
  • DE700755C - Device for regulating the current of a medium or high frequency welding generator with the help of an adjustable choke coil : de en
  • FR859864A - Aerodynamic automobile cart : en fr
  • FR859840A - Motor vehicle chassis : en fr
  • US2227369A - Welded rail bond : en
  • GB531160A - Improved thumb-keys for the boehm flute : en
  • FR860011A - Automatic electric welding system : en fr
  • FR860017A - Rear engine automobile : en fr
  • US2227409A - Well drilling apparatus : en
  • FI18945A - Sädestorkningsanordning : en fi
  • GB531131A - Improvements in or relating to turning lathes : en
  • GB531400A - Improvements in and relating to loading means for refuse carts : en
  • GB531202A - Improvements in or relating to bowden mechanism : en
  • FR860048A - Basin for unwinding cocoon fibers : en fr
  • GB531130A - Improvements in and relating to convertible furniture : en
  • US2226683A - Latch for railway car hatch covers : en
  • US2227378A - Packaging machine and method of packaging : en
  • US2226905A - Apparatus for manufacturing bottles : en
  • US2227131A - Waterproof and sandproof watch protector : en
  • US2227353A - Voltage regulation : en
  • USD124463S - Design for a dress : en
  • USD124488S - Design for a dress : en
  • ES146413A1 - A process for the manufacture of cellulose flours. : en es
  • ES146252A1 - Improvements in thermionic lamp devices. : en es
  • US2227256A - Kindler : en
  • USD124352S - Design for a textile fabric : en
  • USD124462S - Design for a dress ensemble : en
  • US2226576A - Method of making sodium hyposulphite : en
  • US2227255A - Method and device for treating a molten metallic material : en
  • USD124364S - Design for a textile fabric : en
  • US2226697A - Motor starter : en
  • US2226749A - Bolster : en
  • USD124385S - Design fob a container, cap : en
  • USD124440S - Cabinet for phonograph remote control unit : en
  • ES146241A1 - Improvements in the manufacture of washers. : en es
  • FR859963A - Improvements to equipment for parachutists : en fr
  • GB531457A - Improved die press : en
  • ES146412A1 - Procedure and device for the manufacture of seamless metal tubes. : en es
  • USD124344S - Design for a textile fabric : en
  • US2226839A - Hatch cover : en
  • US2226893A - Mechanical walking animal : en
  • US2227265A - Hydraulic molding press : en
  • CA393494A - Illuminated dial instrument : en fr
  • CA393525A - Acid concentrating apparatus : en fr
  • CA393554A - Deflecting circuit : en fr
  • CA393435A - Wrist watch bracelet clasp : en fr
  • US2226615A - Automobile door bumper, silencer, and dust seal : en
  • CA393462A - Door opening device : en fr
  • USD124320S - Design fob a game board : en
  • USD124336S - Design for a textile fabric : en
  • USD124356S - Design for a combined handbag and vanity case : en
  • GB531069A - Improvements in and relating to dividing dough : en
  • GB531375A - Apparatus for presenting cylindrical beads or pellets successively in a predetermined attitude : en
  • CA393566A - Combined radiant and convection superheater : en fr
  • US2226539A - Gas pump : en
  • FR860042A - Mordant dyes belonging to the dioxazine series and method of preparing these dyes : en fr
  • USD124412S - Design for a tobacco pouch : en
  • USD124478S - Design for a dress : en
  • US2226900A - Combination carrying case and sound amplifier for stringed electrical instruments : en
  • USD124390S - Design for a pin : en
  • DE700880C - Pole support for electric generators : de en
  • DE700953C - Protective cover made of multi-layer fabrics : de en
  • GB531119A - Improvements relating to the joining of metal tubes by forging : en
  • GB531358A - A process for the production of highly active silver catalysts : en
  • GR9380B - SOLODERA AND SIMILAR NAILING MACHINE AND SPECIAL NAILS FOR THIS. : el en
  • FI18934A - Förfaringssätt för överföring av sulfitcellulosa-avfallslut i högviskos eller fast form : en fi
  • DE700812C - Filling shaft furnace or furnace, each with a special combustion chamber for the solid fuel and the carbonization gases emerging from it : de en
  • FR859916A - Self-centering chuck : en fr
  • DE700899C - Stiffening method for ship walls, especially tankers : de en
  • FR859846A - Engine fuels : en fr
  • US2226898A - Shoe polishing kit : en
  • ES146322A1 - Draw for spinning machines. : en es
  • GB531321A - Improvements in and relating to pistons for internal combustion engines : en
  • GB531401A - Improvements in and relating to hand bags and the like : en
  • DE700787C - Locking and locking device for tilt windows or the like. : de en
  • DE700820C - Transformation furniture from a chest with hinged walls and a lounger provided in it : de en
  • CA393575A - Railway traffic controlling apparatus : en fr
  • CA393582A - Radio binaural program system : en fr
  • FR859903A - Actuator device and its applications : en fr
  • GB531364A - Improvements in concrete and in the use of same : en
  • GB531070A - Improvements in or relating to intercommunication telephone systems : en
  • DE700788C - Pencil sharpener in which the pencil is sharpened by passing a knife : de en
  • GB531395A - Improvements in tubular heat exchange apparatus : en
  • CH212859A - Process for the production of paints. : de en
  • US2227132A - Removable pumping mechanism : en
  • US2227189A - Cathode-ray oscillograph : en
  • US2226842A - Nail and cuticle conditioning device : en
  • FR859957A - Deodorant and filtering chimney with vertical draft, particularly intended for closed and covered sewage treatment plants : en fr
  • US2226597A - Reflector structure : en
  • DE700825C - Process for the production of condensation products : de en
  • GB531183A - Improvements in and relating to drums, cans, kegs and like sheet metal containers : en
  • ES146370A1 - A procedure for the treatment of iron-containing minerals. : en es
  • FR859809A - Further training in very high voltage circuit breakers : en fr
  • FR859961A - Method and installation for measuring changes in volume of a relatively soft-walled capacity, for example flexible piping : en fr
  • GB531080A - Improvements relating to inductive load circuits supplied with rectified alternatingelectric currents : en
  • CH212891A - Process for the extraction of alkali metals. : de en
  • DK58283C - Process for the Preparation of Quinoline Compounds Containing in the 4-Position a Basically Substituted Amino Group. : da en
  • DE700917C - Process for the production of chlorites of the alkali metals and alkaline earth metals : de en
  • FR859806A - Method and device for obtaining a uniform temperature of the materials to be ground during grinding in the cylinder cages : en fr
  • FR859918A - Improvement in clutch control modes : en fr
  • USD124456S - Design fob a dress : en
  • ES146278A1 - A process for the manufacture of hydrogen peroxide. : en es
  • ES146212A1 - Improvements in thermostats. : en es
  • GB531167A - Manufacture of benzenesulphonamido-derivatives : en
  • ES146476A1 - Arrangement for the constant supply of current for devices powered by alternating current, particularly for remote message devices. : en es
  • DE700828C - Burner for pyrophoric lighters : de en
  • FR859965A - Folding beam : en fr
  • DE700756C - d from rectifier, transformer and fan : de en
  • DE700759C - Glutin glue for water-resistant gluing : de en
  • US2226598A - Wire stitching machine : en
  • ES146382A1 - Talking machines designed to play a plurality of recordings successively. : en es
  • US2226977A - Thread and roving guide for spinning machines : en
  • DE700807C - Arrangement on three-phase shunt commutator motors : de en
  • GB531305A - Improvements in impulse senders of the type used in telephone systems : en
  • ES146273A1 - A stratified mixing motor. : en es
  • USD124465S - Design fob a dress : en
  • US2226591A - Combination throttle and clutch control : en
  • US2227160A - Electric switch : en
  • DE700932C - Alternator of the homopolar type : de en
  • FR860014A - Improvements in processes for the conversion of olefinic hydrocarbons to higher boiling point hydrocarbons : en fr
  • GB531145A - Improvements in or relating to methods and means for improving the durability of glass containers : en
  • FR859933A - Oil burner and all other heavy hydrocarbons : en fr
  • GB531212A - Control mechanism for change-speed gearing : en
  • GB531232A - Improvements in rotary fluid pressure devices : en
  • DE700849C - Self-seller with a device for returning coins that have already been inserted : de en
  • US2227058A - Terpene-cyanoacyl compound and method of producing same : en
  • ES146433A2 - A BRAKING DEVICE FOR AIRCRAFT : en es
  • US2226627A - Sterols of the male sex hormone type : en
  • US2226560A - Interlocking roofing tile : en
  • US2227149A - Lubricating oil for diesel engines : en
  • ES146393A3 - Procedure for the manufacture of articles of plastic materials. : en es
  • US2226715A - Rectifier device : en
  • US2226910A - Support for rotary kilns and the like : en
  • USD124381S - Design for a flexible pocket receptacle : en
  • FR859863A - Winch plow : en fr
  • US2226704A - Brake beam and head therefor : en
  • US2226982A - Knitting shuttle : en
  • US2227103A - Electron multiplier : en
  • ES146250A1 - Extra-sensitive fuze. : en es
  • ES146289A1 - An apparatus to produce a mixed radiation, especially for the production of copies by contact and reflection. : en es
  • AU114061B2 - Improvements in cathodes of electric discharge devices : en
  • FR859821A - Coil ignition device for internal combustion engines : en fr
  • ES146336A1 - Improvement in the assembly of fabric curtains, mechanical winding. : en es
  • GB531349A - Improvements in fuel injection nozzle devices for internal combustion engines : en
  • US2227077A - Automatic control mechanism : en
  • ES146201A1 - DEVICE FOR DIVING IN UNDERWATER LAYERS OF SAND OR MUD : en es
  • GB531216A - Improvements relating to electric signalling systems : en
  • US2227262A - Hair drying apparatus : en
  • USD124480S - Design for a dress : en
  • CH212852A - Mixing device. : de en
  • USD124409S - Design for an ash receiver : en
  • USD124430S - Combined bottle breaker and cap remover : en
  • CA393548A - Water pollution protecting device : en fr
  • CH212868A - Aperture adjustment device on single-lens reflex cameras. : de en
  • GB531150A - Improvements in or relating to secret radio or like signalling systems : en
  • ES146334A1 - A method of manufacturing dry ice by compressing and freezing carbon dioxide. : en es
  • GB531345A - Improvements relating to piston-rings : en
  • GB531094A - Improvements relating to the production of cartoon films : en
  • US2227157A - Grid bias modulated amplifier : en
  • US2226776A - Tanning of hides and skins : en
  • US2226952A - Switching circuit : en
  • US2226717A - Combined folding step, platform, and skirt arrangement : en
  • US2226588A - Blank feeding mechanism : en
  • US2226811A - Airplane wing flap : en
  • PL29391B1 - A method of automatic weighing of portions with the same weight of materials of different species. : en pl
  • FR859921A - Further training in machines for filling bottles, flasks or other containers : en fr
  • US2226567A - Fluorescent coating : en
  • US2227415A - Radio circuit for eliminating undesired interference : en
  • USD124401S - Design for a brooch or similar article : en
  • US2226844A - Egg cooker : en
  • FR860035A - Improvements to braking systems : en fr
  • CA393556A - Textile fibre drawing mechanism : en fr
  • US2227068A - Electrical musical instrument : en
  • US2227309A - Control apparatus : en
  • FR859878A - Device for protection against harmful telluric radiations and its applications in particular to installations using emissive products and to protection against lightning : en fr
  • GB531297A - Improvements in or relating to acoustic control means in association with the direction indicators of motor vehicles and the like : en
  • US2226970A - Hydraulic jack for refrigerators and the like : en
  • US2227408A - Fluid seal : en
  • US2226922A - Regenerator furnace : en
  • US2226947A - Well drilling apparatus : en
  • US2227096A - Clothes wringer : en
  • ES146309A3 - Improvements in laminated wood planks. : en es
  • GR9391B - POCKET ELECTRIC LAMP (LAMP). : el en
  • CH212837A - Blackboard furniture for schools. : de en
  • CH212848A - Device for pressing zipper links onto the fastener tape. : de en
  • CH212897A - Hardening agent for iron and steel. : de en
  • US2226703A - Internal combustion engine : en
  • US2227205A - Process of making laminated shingles : en
  • US2227051A - Braun tube : en
  • US2227090A - Crushing and grinding machine : en
  • CA393469A - Chicken roost : en fr
  • USD124318S - Design for a vanity case : en
  • FR859859A - Universal articulation device for railway vehicles mounted on bogies : en fr
  • USD124402S - Design for a clip os- similar article : en
  • FI18943A - Status of infection and infection of the genome and the genome : en fi
  • DE700949C - Root irrigation device : de en
  • GB531118A - An improved process for the extraction of the valuable contents from antimonial, arsenical and other complex ores : en
  • GB531140A - Improvements in padlocks : en
  • GB531442A - Improvements in or relating to thrust resistant discs : en
  • FR859852A - Table console for machine tools, especially for milling machines : en fr
  • ES146444A2 - IMPROVEMENTS INTRODUCED IN PATENT NUMBER 140108 : en es
  • GB531148A - Improvements in and relating to cathode ray tubes : en
  • USD124392S - Design for a pin clip : en
  • US2226871A - Apparatus for drying : en
  • US2226924A - Typewriting machine : en
  • CH212982A - Blocking device on hydraulic adjusting devices for propeller blades. : de en
  • CA393549A - Glass sheet bending apparatus : en fr
  • US2227014A - Television amplifier : en
  • ES146220A2 - A device applicable to radio receivers so that the deaf and deaf can hear the broadcasts. : en es
  • ES146405A3 - An automatic machine for the manufacture of ice cream powered by motor and provided with a spoon to start, stir and spread the mixture to be transformed into ice cream. : en es
  • CH212985A - Process for the preparation of a halogen-substituted acylaminosulfonic acid. : de en
  • DE700901C - hulls : de en
  • FR859970A - Elastic suspension system for bicycles : en fr
  • CA393585A - Self-opening latch : en fr
  • USD124438S - Lace collar or similar article : en
  • CA393506A - Pulp article manufacture : en fr
  • CH212838A - Clamp for holding paper sheets, towels and the like. : de en
  • US2226649A - Machine for forming shapes : en
  • US2226934A - Acoustic device : en
  • GB531456A - Improvements in containers for toilet paper and deodorants or disinfectants : en
  • CA393574A - Dry contact rectifier : en fr
  • USD124477S - Design for a dress : en
  • CH212856A - Method for passing fluids through solid masses and apparatus for carrying out the method. : de en
  • US2227041A - Mercury switch breaker : en
  • US2226955A - Slagging furnace : en
  • US2227360A - Louver ventilator : en
  • USD124347S - Design for a textffie fabric : en
  • USD124407S - Design for an automobile headlight shield : en
  • US2226739A - Electric wave filter for thermionic valve amplifiers : en
  • DE700878C - Variable electrical resistance : de en
  • CH212937A - Respiratory protection filter. : de en
  • DE700881C - Arrangement for the precise measurement or registration of the voltage, especially in power plants, and for the precise detection of voltage fluctuations : de en
  • GB531197A - Indicating instruments : en
  • CH212960A - Device to facilitate the opening of a box. : en fr
  • PL29404B1 - Method for the production of fatty alcohol esters. : en pl
  • US2226794A - Scraping and cutting tool : en
  • US2226873A - Coin chute : en
  • US2227168A - Refrigeration : en
  • FI18939A - Method and device for chamfering veneer edges when skewing veneer : en fi
  • FR859873A - Hand shear for cutting sheet metal : en fr
  • GB531408A - Improvements in or relating to apparatus for detecting the presence of poisonous gases in the atmosphere : en
  • CA393481A - Rubber insulating composition : en fr
  • US2226805A - Safety seal for bottles and the like : en
  • USD124490S - Design fob a dress : en
  • US2227046A - Electron valve : en
  • ES146454A1 - Improvements in firearms. : en es
  • FR860025A - Bra or brassiere improvements : en fr
  • CH212979A - Relay test device on daylight signals. : de en
  • US2226652A - Crucible support : en
  • US2226798A - Heel building machine : en
  • US2226678A - Welded truck bolster : en
  • US2227111A - Ball bearing screw jack : en
  • USD124315S - Design for a christmas tree ornament : en
  • CA393584A - Valve structure : en fr
  • ES146214A1 - Procedure for the preparation of a multiple action medicament product for the care of vegetables. : en es
  • CA393504A - Precipitator ozone control : en fr
  • US2226659A - Shake-out rack : en
  • US2226884A - Fabricated cultivator sweep : en
  • ES146294A1 - Discoloration procedure of black or dark sulfuric acid. : en es
  • GB531181A - Improvements in cigar-making and like machines : en
  • GB531334A - Improvements in and relating to folding and sliding doors : en
  • US2226646A - Safety inner tube for pneumatic tires : en
  • US2227306A - Flexibly mounted hanger : en
  • PL29458B1 - Corner hardware for double window frames. : en pl
  • CA393502A - Electron tube cathode : en fr
  • CA393471A - Can body reforming apparatus : en fr
  • USD124396S - Design for a bracelet : en
  • USD124417S - Design for a pin cup : en
  • US2227336A - Hydraulic coupling and turbotorque transmitter : en
  • CH213003A - Process for the preparation of a substantive trisazo dye. : de en
  • US2227069A - Dispensing apparatus : en
  • USD124421S - Design for, a dress : en
  • US2226628A - Organic keto alcohols and method of obtaining the same : en
  • US2227283A - Loading ramp for hand trucks : en
  • US2227330A - Short wall carrier : en
  • US2227338A - Device for indicating changes of direction in vehicles : en
  • US2226902A - Damping means for indicating instruments : en
  • USD124371S - Design fob a textile fabric : en
  • US2226568A - Process for manufacturing iodoalkaloids : en
  • US2227191A - Token book : en
  • CH212952A - Process for the stereoscopic or color reproduction of television pictures. : de en
  • US2227117A - Mercury vapor detector : en
  • US2227332A - Automatic traffic signal : en
  • DE700943C - Rain cover : de en
  • GB531329A - Improvements in or relating to machines for making boxes from cardboard or similar material : en
  • CA393498A - Centrifugal governor : en fr
  • CH212933A - Oil burner. : de en
  • DE700872C - Circuit arrangement for relay interrupter in telecommunication systems, especially telephone systems : de en
  • USD124426S - Design for a desk or the like : en
  • PL29454B1 - A method of transferring entries in the form of lists to separate account cards and a device for performing this method. : en pl
  • US2226722A - Manifold set : en
  • US2226570A - Collapsible support for fluoroscopic units : en
  • US2227361A - Paper cup : en
  • CA393509A - Stiffening material manufacture : en fr
  • BE439708A - Process for the preparation of polymerization and condensation products, of the superpolyamide type : en fr
  • CH212928A - Device for the treatment of goods by means of mechanical oscillating movements. : de en
  • DE700871C - Circuit arrangement to prevent crosstalk in intercom loudspeaker systems with several main units : de en
  • CH212904A - Damper to reduce torsional vibrations. : de en
  • GB531271A - Improvements in or relating to grinding apparatus : en
  • US2226949A - Baton and handle : en
  • BE439684A - Spraying device for production for the production of coatings : en fr
  • CA393579A - Diamond tool manufacture : en fr
  • US2227145A - Welding conveyer : en
  • CA393578A - Pulp screening apparatus : en fr
  • CH212860A - Spongy mass of rubber and process for its manufacture. : en fr
  • US2226592A - Prevention of scale deposits in steam generating plants : en
  • US2227079A - Wall clip building structure : en
  • US2227233A - Directional drilling apparatus : en
  • USD124397S - Design for a bracelet : en
  • USD124343S - Design for a textile fabric : en
  • US2227236A - Package for frozen confections or the like : en
  • US2226813A - Hop picking machine : en
  • USD124321S - Design for a vanity case : en
  • FR859815A - Improvements to variable speed transmissions : en fr
  • FR859882A - High reactivity coke manufacturing process : en fr
  • US2226571A - Vibration neutralizer : en
  • US2227223A - Process of making urea-formaldehyde resin : en
  • US2226931A - Typewriting machine : en
  • US2227074A - Audible signal : en
  • US2226942A - Neutralized power amplifier : en
  • US2227150A - False desk top : en
  • USD124448S - Dinner dress ensemble or similar article : en
  • US2226845A - Condition control system : en
  • US2227098A - Rotary food pulverizer and juice extractor : en
  • CA393527A - Luminair : en fr
  • BE439739A - Hydrogenator gasifier, distillation apparatus : en fr
  • CA393492A - Watthour metre load compensator : en fr
  • CH212915A - Device for supplying air to the carburator in air-cooled engines with cylinders in a V-shaped arrangement. : de en
  • USD124306S - Design for a textile floor covering or similar article : en
  • USD124472S - Design for a dress ensemble : en
  • CA393568A - Empty and load brake mechanism : en fr
  • PL29403B1 - : en pl
  • US2227284A - Automobile engine starting device : en
  • US2227005A - Cathode ray television apparatus with adjustable size of the image point : en
  • US2227135A - Electrocardiograph : en
  • ES146268A1 - A system of continuous transport of salt, from a distance, in saturated water for the collection in the marine salinas. : en es
  • USRE21679E - Flywheel magneto assembly for in : en
  • US2226787A - Gasoline antioxidant : en
  • US2226789A - Lifter : en
  • US2226882A - Drafting machine : en
  • US2227282A - Controlling device : en
  • USD124317S - Design for a jelly tumbler : en
  • USD124334S - Design for a textile fabric : en
  • USD124387S - Design for, a textile fabeic : en
  • PL29435B1 - A device for harvesting crops. : en pl
  • US2226753A - Air conditioning for railway cars : en
  • SU58546A1 - Device for continuous painting of gas boxes : en ru
  • FR859935A - Process for preparing water and carbonated drinks : en fr
  • GB531287A - Improvements in holders for maps and the like : en
  • DE700847C - Disinfectants : de en
  • DE700960C - Spinning ring for ring spinning machines : de en
  • ES146472A2 - IMPROVEMENTS MADE IN PATENT NUMBER 146157 : en es
  • CH212823A - Method and device for manufacturing flycatchers. : de en
  • DK58294C - Piano mechanics, especially for Taste Pianos. : da en
  • GB531392A - An improved device for protecting alternating current apparatus against overload : en
  • ES146339A1 - A process for the production of opaque, almost white and colorable layers on aluminum or aluminum alloy objects. : en es
  • GB531252A - Improvements in or relating to motion transmitting mechanism for gauging devices : en
  • DE700801C - Process for the preparation of condensation products : de en
  • FR859945A - Enhancements to balanced suspension systems : en fr
  • US2226624A - Buffing or polishing wheel : en
  • US2227234A - Extension table : en
  • ES146485A1 - Improvements in the devices for the automatic mooring of torpedoes and buoys. : en es
  • US2226607A - Abrasive surface and method of preparing the same : en
  • US2227386A - Automobile-body heater : en
  • FR859979A - Receiver relay for remote control systems : en fr
  • FR859804A - Process for obtaining monoalkylolketones : en fr
  • ES146488A1 - Procedure for the preparation of new benzolesulfamide derivatives. : en es
  • ES146209A1 - A device to achieve different speeds of work in the presses of husillo. : en es
  • US2226605A - Pneumatic cushion : en
  • GB531453A - Improvements in and relating to control means for air or gas compressors : en
  • GB531372A - Improvements in and relating to electric junction boxes : en
  • ES146262A1 - Machine for printing on flat and corrugated surfaces. : en es
  • DE700792C - Clock with facilities for reading the time by touch, especially for the blind : de en
  • GB531432A - Article-supporting device for use with shelving : en
  • ES146492A1 - New articulated sole system for footwear, made of wood or other rigid material. : en es
  • ES146242A1 - A procedure, with the corresponding apparatus, for debarking logs, especially frond trees. : en es
  • GB531192A - Improvements in or relating to the manufacture of reinforced concrete : en
  • DE700852C - Suspension for vehicles with independent wheels : de en
  • US2226677A - Automatic machine tool for machining profiled workpieces : en
  • US2226821A - Remote control : en
  • US2226998A - Propagation of television images : en
  • US2227141A - Page printer : en
  • DE700791C - Method and device for producing a grate charge from raw cement sludge : de en
  • FR859995A - Process for preparing oxidized cellulose : en fr
  • DE700933C - Transformer with coils isolated by a molten glass flux : de en
  • FR860041A - Containers and their manufacturing process : en fr
  • FR859862A - Tool holder behind tractors : en fr
  • US2226603A - Fastener : en
  • US2226986A - Blower for annealing furnaces and the like : en
  • FR859832A - Harpoon launcher more particularly intended for spearfishing : en fr
  • DE700882C - Process for the production of electric arc discharge lamps with electrodes heated by the discharge : de en
  • FR859900A - Process for the treatment of fermentable products to obtain manure : en fr
  • GB531402A - Improvements in and relating to prepayment meters for electricity : en
  • GB531259A - Land, garden and like rollers : en
  • US2226545A - Pressure liquid operated device : en
  • US2226616A - Electric lighting device for the drill head of a dental drill : en
  • US2227006A - Scanning device : en
  • ES146230A1 - PERCUTOR FOR THE IGNITION OF TORPEDOS, PROVIDED WITH SELF-GENERATING ELECTRIC ENERGY STATION : en es
  • GB531320A - Improvements in or relating to safety razors : en
  • GB531407A - Improvements in or relating to apparatus for turning epaulettes and other flexible tubular articles : en
  • ES146302A1 - A process for the hydrogenation of unsaturated hydrocarbons. : en es
  • ES146414A1 - A process for the destructive hydrogenation of solid carbonaceous materials. : en es
  • US2226529A - Synthetic filament : en
  • US2227198A - Core-taking apparatus and method of exposing cores : en
  • US2226766A - Apparatus for attaching binder strings : en
  • US2227221A - Ice cube remover : en
  • ES146360A1 - A method for reinforcing metallic tubes by means of animal, vegetable or mineral fibers and a binder. : en es
  • FR859956A - Improvements to plow cutters : en fr
  • FR859861A - Device for the graphic preparatory work of shooting : en fr
  • GB531235A - Improvements in and relating to electrical contacts : en
  • ES146438A1 - A procedure for obtaining injectable solutions of theophylline and caffeine in concentrated, aqueous and unalterable form. : en es
  • GB531254A - Improvements in and relating to centrifugal air and like compressors : en
  • GB531227A - Improvements in grating and cutting machines : en
  • GB531233A - Improvements in and relating to oxidation of low molecular weight hydrocarbons in liquid phase : en
  • DE700827C - Trip control device for motor vehicles : de en
  • US2226927A - Apparatus for testing cutting tools and the like : en
  • GB531425A - Carrier current transmission systems : en
  • GR9381B - ZOSTIR BY PARACHITES. : el en
  • CH212855A - Method and device for forming filter cake. : de en
  • GB531188A - Improvements in and relating to control systems : en
  • GB531357A - Improvements in or relating to aircraft fusilages : en
  • CH212980A - Regenerative braking circuit for rail vehicles. : de en
  • GB531283A - Improvements in the oxidation of cellulose : en
  • US2226933A - Shelf : en
  • PL29399B1 - Mannesmannrohren - Werke, Dusseldorf. jJ-J- ^ ^ "// iPO High pressure vessel. : en pl
  • PL29401B1 - A device for closing an open hearth furnace combined with an electric furnace. : en pl
  • US2226556A - Implement hitch : en
  • US2227034A - Cathode ray tube : en
  • US2226747A - Means for supply of current to electric furnaces : en
  • US2227400A - Process for preparing acylamino nitro diphenyl sulphones : en
  • US2226535A - Kiln : en
  • US2227137A - Humidifying valve : en
  • US2227313A - Method of making seamless tubes : en
  • DE1496108U - : de en
  • US2227376A - Electrical converter : en
  • US2227207A - High frequency system : en
  • US2227031A - Phototube with electron multiplier : en
  • US2227277A - Process of making threads, bands, strips, and tapes of rubber : en
  • US2226921A - Piston ring : en
  • FR860040A - Motor vehicle with streamlined body : en fr
  • US2226768A - Method of making hose and the like : en
  • USD124443S - Design for a dress : en
  • CH212926A - Electric discharge tube. : de en
  • US2227371A - Gyroscopic apparatus : en
  • GB531075A - Improvements relating to the combustion spaces of compression-ignition engines : en
  • US2226906A - Chart holder and marking guide : en
  • US2226959A - Telephone : en
  • US2227144A - Lifting means for automobile hoods : en
  • FR859869A - Machine for developing photographic prints : en fr
  • GB531250A - Improvements in or relating to heat generating composition and package, method of producing the same, and method of waving hair with the heat generating composition and package : en
  • FR859876A - Guide document for the rational lubrication of a motor vehicle or other : en fr
  • PL29433B1 - Method of obtaining lead from pyrite burnouts. : en pl
  • US2227048A - Negative feedback amplifier : en
  • US2227341A - Package : en
  • FR859966A - Process for manufacturing a light and insulating slab for walls of all kinds and machine allowing the automatic and continuous implementation of this process : en fr
  • DE700898C - Device for the rapid emptying of fluid containers in aircraft by means of an emptying line opening at the rear end of the fuselage : de en
  • CH212869A - Process for the preparation of photographic emulsions using cellulose esters. : de en
  • CH212966A - Device for oil cooling in air-cooled engines in motor vehicles. : de en
  • ES146272A1 - A tachometric meter. : en es
  • US2227319A - Electrolytic condenser vent : en
  • DE700779C - Two-speed planetary gear : de en
  • DE700856C - Vertical edging frame, especially for continuous rolling mills : de en
  • DE700928C - Electrohydraulic brake release device : de en
  • GB531288A - Process for the generation of synthesis gas with the simultaneous recovery of aromatic hydrocarbons : en
  • US2226992A - Picture receiving system : en
  • US2227383A - Carton : en
  • FR859967A - Assembly process for steel parts and particularly special steels : en fr
  • ES146369A1 - A process for obtaining hydrocarbons of carbon oxide and hydrogen. : en es
  • GB531136A - Improvements in or relating to straight-bar knitting machines : en
  • GB531168A - Improvements in and relating to spring struts for aircraft : en
  • GB531348A - Improvements in or relating to means for mounting tanks in position on road and other vehicles : en
  • US2227260A - Automatic control for high pressure pumps : en
  • USD124429S - Design fog a carriage hood : en
  • USD124307S - Design for an ironer : en
  • DE700915C - Effects between vapors or gases and liquids : de en
  • DK58287C - Television receiver with cathode ray tube. : da en
  • US2226968A - Basin for clarifying and cleansing dirty and drain waters : en
  • SU58541A1 - Drum washing machine : en ru
  • US2226634A - Painting device : en
  • US2227294A - Incandescent lamp : en
  • PL29398B1 - Sealing of blade rims in turbines. : en pl
  • US2227316A - Electric power cable : en
  • US2226774A - Relasting machine : en
  • US2227254A - Marking drill : en
  • ES146463A1 - Perfection improvements in percussion fuzes, especially those for small caliber howitzers. : en es
  • ES146225A3 - Contact device in electric mine lamps. : en es
  • GB531330A - Improvements relating to the control of heating plants of space heating systems : en
  • ES146295A1 - A procedure for the purification of extracts that contain the hormone of the cortex of the adrenal gland. : en es
  • GB531390A - Improvements in and relating to automatic pilots for aircraft : en
  • FR860028A - Treatment of polymerizable compounds : en fr
  • US2226536A - Octave vent for musical wind instruments : en
  • US2227007A - Synchronization method : en
  • CH212936A - Inhaler. : de en
  • US2226549A - Magnesium alloy : en
  • US2226724A - Mine car bumper : en
  • US2226777A - Means for fastening machine elements on a shaft : en
  • US2226944A - Method of bonding dissimilar metals : en
  • US2227185A - Notching machine : en
  • FR859991A - Die casting device : en fr
  • ES146236A3 - Procedure to present aliphatic polyureas. : en es
  • USD124425S - Be sign for a lace collar or similar article : en
  • GB531137A - Improvements in or relating to windscreens for motor cycles : en
  • US2227270A - Tonsillotome : en
  • US2226816A - Heating apparatus : en
  • US2227337A - Control mechanism for elevator cars : en
  • US2227368A - Illuminating adapter for instruments : en
  • US2227357A - Production of fiber glass : en
  • USD124442S - Design for a dress ensemble : en
  • US2226584A - Brake control device : en
  • CA393542A - Printing means : en fr
  • USD124492S - Design for a dkess : en
  • CA393515A - Chromium steel : en fr
  • PL29437B3 - : en pl
  • PL29406B1 - Machine for producing fabrics with high thread density. : en pl
  • US2226903A - Safety control : en
  • US2226725A - Manual telephone exchange : en
  • USD124380S - Flexible pocket receptacle : en
  • USD124485S - Design fok a dress : en
  • US2226633A - Bar painter : en
  • US2226694A - Neutralization circuit for short wave transmitters : en
  • US2227292A - Lubricating device : en
  • USD124444S - Design for a dress or similar article : en
  • US2226630A - Cleaning device : en
  • USRE21680E - Motor vehicle power transmission : en
  • US2227308A - Method of molding metal powders : en
  • CA393467A - Basting device : en fr
  • US2227307A - Bearing structure : en
  • DE700758C - ffe : de en
  • GB531451A - Improvements in or relating to magneto electric supply systems : en
  • DE700751C - Process for the production of iron powder for mass cores : de en
  • FR859968A - Improvement of air compressors or other similar devices : en fr
  • CA393522A - Propeller blade surface treating device : en fr
  • GB531189A - Improvements in electromagnetically operated step-by-step devices : en
  • DE700886C - Circumferential impact body for vacuum cleaner with a brush that can be held in a groove : de en
  • FR859931A - Improvements to foundry sand rubbers : en fr
  • DE700836C - Device for opening and holding hinged windows : de en
  • DE700894C - Device for inserting the neck into box bases : de en
  • FR859929A - Method of construction of a flame arrester : en fr
  • GB531343A - Improvements relating to hose and like reels : en
  • CA393479A - Radio receiver indicator : en fr
  • US2226772A - Electric switch : en
  • US2226985A - Valve actuating mechanism : en
  • US2227155A - Directional radio system : en
  • US2227279A - Press : en
  • US2227225A - Beater or thrashing cylinder for harvesters : en
  • ES146275A1 - Improvements in the wheels for vehicles. : en es
  • CH212902A - Head screw secured to a workpiece by a spring wire fuse. : de en
  • US2226987A - Method of reproducing impressions in a definite relation to one another : en
  • ES146480A1 - Process for the melting of metals and their alloys, including iron and its alloys. : en es
  • US2226793A - Tubular attachment wick : en
  • US2226915A - Illuminating means for fountains : en
  • US2227035A - Coupling circuit arrangement for ultra-short waves : en
  • FR859854A - Process for obtaining cerium dioxide : en fr
  • GB531176A - Improvements in and relating to renewable heels and soles for boots and shoes : en
  • US2226740A - Return coupled electron discharge device circuit : en
  • FR859865A - Improvements to finned tube heat exchangers : en fr
  • GB531413A - Improvements relating to the operation of gearing, particularly change-speed gearing : en
  • GB531191A - System and method for transferring electric control signals : en
  • GB531371A - Improvements relating to electrically heated cooking and like apparatus : en
  • ES146398A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 140288 : en es
  • ES146407A1 - Flector or Cardan flexible disk. : en es
  • ES146439A1 - Improvements in hydraulic couplings. : en es
  • GB531099A - Improvements in or relating to telescopic shock absorbers : en
  • GB531377A - Improvements in and relating to cuff links : en
  • US2226606A - Foldable bed : en
  • US2226610A - Strain relief for electrical appliance cord sets : en
  • FR860026A - Sealing device for internal combustion engine with rotary valve distribution : en fr
  • GB531193A - Improvements in key mechanism for a matrix-composing and type line-casting machine : en
  • USD124394S - Design for a bottle : en
  • US2226689A - Sewing machine light or the like : en
  • US2226729A - Low impedance power tube : en
  • FR859896A - Waterproof elastic seal : en fr
  • GB531268A - Improvements relating to holders for piezo-electric devices : en
  • DE700821C - Shelf support : de en
  • US2227359A - Air conditioning apparatus : en
  • US2226969A - Combination article : en
  • US2226976A - Visible data system : en
  • US2227091A - Inkstand : en
  • PL29421B1 - Method for the production of neutral, saturated and unsaturated ketones or saturated dihydric alcohols from neutral sterols. : en pl
  • CH212905A - Rotary piston machine with a piston drum mounted eccentrically in a housing and blades running in the middle of the housing. : de en
  • CH212851A - Grain preparer and dryer with vacuum treatment. : de en
  • US2226872A - Bowling ball returnway : en
  • US2227127A - Pump : en
  • US2226676A - Agricultural implement : en
  • USD124452S - Design for a dress : en
  • DE700876C - Four-stroke control switch for parallel, individual and series connection of heating resistors : de en
  • DK58285C - Packing device for heat exchange devices. : da en
  • US2226889A - Counter molding machine : en
  • US2227177A - Method of sintering metal : en
  • US2226636A - Swing link : en
  • USD124363S - Design for a textile fabric : en
  • USD124413S - Shipping tray for fragile articles : en
  • PL29436B1 - Telephone apparatus comprising a switchboard and subscriber sets attached thereto, and a telephone set for such apparatus. : en pl
  • US2226565A - Shoetree : en
  • US2226796A - Trimming guide tool for wallpaper : en
  • US2227158A - Packet of cigarettes : en
  • GB531238A - Improvements in the production of producer gas from charcoal : en
  • FR860012A - Device for photographic recording of variable processes by means of a light spot : en fr
  • FR860015A - Improvements in construction and insulation materials : en fr
  • GB531445A - Improvements in and relating to composite blades for gas turbines : en
  • CA393572A - Wiper blade mounting : en fr
  • GB531207A - An improvement to lawn mowers : en
  • CH212930A - Device for achieving a symmetrical current distribution to the suction throttle halves in power converter systems. : de en
  • DE700870C - Process for the production of one-sided mosaic electrodes for storing image catcher tubes with cathode ray scanning : de en
  • DE700924C - Switching arrangement for stage lighting systems : de en
  • US2226925A - Stove : en
  • US2227286A - Liquid fuel burner : en
  • CH212971A - Seat backs, in particular for the seats of motor vehicles. : de en
  • CH212889A - Process for the production of metallic magnesium from oxidic magnesium compounds by reduction with coal. : de en
  • GB531229A - Method and apparatus for testing piston rings : en
  • GB531356A - Improvements in or relating to the manufacture of artificial resins : en
  • US2226667A - Lading strap anchor : en
  • US2226937A - Clothesline chock : en
  • USD124466S - Design fob a dress : en
  • US2227398A - Wrapping material measuring device : en
  • US2227272A - Paint spray booth : en
  • CA393546A - Therapeutic agent synthetizing process : en fr
  • US2227036A - Electrostiatic wide-angle deflection : en
  • US2227352A - Flexible metal shoe : en
  • DE700937C - Braun tube with fluorescent screen with light-absorbing inner wall : de en
  • US2226679A - Wall panel attaching and anchoring device : en
  • USD124459S - Design for a dress : en
  • CA393475A - Beer dispensing device : en fr
  • CA393476A - Clutch control mechanism : en fr
  • US2227249A - Portable seam welder : en
  • CA393538A - Slicing machine feed mechanism : en fr
  • US2226994A - Amplitude filter : en
  • USD124498S - Design for a dress : en
  • CH212844A - Darning piece for darning and reinforcing knitwear and fabrics. : de en
  • US2226595A - Power plant : en
  • US2226668A - Automatic watering device : en
  • US2227172A - Cover for sealing liquid surfaces : en
  • US2226800A - Crank mechanism : en
  • CH212864A - Verfahren zur fortlaufenden Bedeckung von Drähten aus hochschmelzenden metallischen Werkstoffen mit hochschmelzenden Oxyden. : en fr
  • FR859868A - Improvements to gas masks : en fr
  • FR859939A - Improvements in the manufacture of so-called ball buttons : en fr
  • GB531090A - Improvements in gas producers : en
  • US2226861A - Chair : en
  • US2227192A - Apparatus for testing oil wells : en
  • CA393531A - Statistical card : en fr
  • ES146357A3 - Improvements in filing and classifying mechanisms. : en es
  • US2227245A - Brake : en
  • US2227392A - Outboard motor : en
  • PL29440B1 - A method of adding pigments or dyes to aqueous pre-calcification solutions. : en pl
  • US2227202A - Sheet turning mechanism : en
  • US2227247A - Engine : en
  • PL29396B1 - : en pl
  • US2226862A - Handcuff and chassis combination for police cars : en
  • US2227269A - Fire protection device for motion picture projectors : en
  • USD124419S - Design fob a belt buckle : en
  • FR859880A - Improvements to the assembly of fishing nets on a rigid support : en fr
  • US2227363A - Fuel briquette and method of making same : en
  • USD124333S - Design for a press : en
  • DK58292C - Electric Cigarette Lighter. : da en
  • CH212829A - Rail joint. : de en
  • US2227300A - Vehicle spring : en
  • CA393602A - Sound deadening supporting element : en fr
  • US2226650A - Crucible support : en
  • GB531436A - Improvements in and relating to the purification of mercury in connection with plant in which mercury is used : en
  • ES146332A1 - A manufacturing process for heat and sound insulating parts. : en es
  • GB531350A - Improvements in and relating to devices for testing water pressure particularly the water pressure supply to water heaters : en
  • US2226653A - Electromagnetic oscillation apparatus : en
  • US2226728A - Transmission device : en
  • US2227389A - Nipple for nursing bottles : en
  • PL29426B1 - : en pl
  • US2226929A - Direction finding system : en
  • PL29422B1 - Process for the preparation of hydroxy ketones of formula C 1 HZOO 2. : en pl
  • US2226618A - Reading and copying device : en
  • US2226731A - Telephone system : en
  • USD124316S - Combined filler and suction fife casing for underground storage tanks : en
  • US2226562A - Production of liquid polymers : en
  • USD124399S - Design for a pin clip : en
  • US2227115A - Door operating device : en
  • FR860036A - Watertight closing device applicable to musettes, saddlebags, suitcases, etc. and object provided with this closure device : en fr
  • US2226864A - Transmission mechanism for starting motors : en
  • FR859912A - Process and installation for the precipitation and recovery of suspended solid particles in waste water from paper machines : en fr
  • ES146361A3 - A process for the preparation of solid powdered rennet with application to the coagulation of milk in the cheese and derivatives manufacturing industry. : en es
  • DE700958C - Holding device for mines : de en
  • US2227169A - Alternator mechanism : en
  • FR859907A - Ignition corrector for internal combustion engines : en fr
  • US2226547A - Semithreadless drill stem : en
  • US2227118A - Control system : en
  • CH212861A - Plastic material and process for its manufacture. : de en
  • CH212920A - Switchboard. : de en
  • CA393488A - Electric tube structure : en fr
  • US2226733A - Multiconductor telephone cord and connector : en
  • US2227176A - Method of sintering hard substances in vacuum : en
  • CA393586A - Remedy for diabetes : en fr
  • CA393589A - Pitman or connecting rod : en fr
  • CH212996A - Process for the preparation of a hexakisazo dye. : de en
  • GB531184A - Improvements in or relating to invalid chairs and the like : en
  • CA393433A - Anti-aircraft bombing device : en fr
  • CH212973A - Generator gas-powered motor vehicle. : de en
  • CA393580A - Egg container : en fr
  • ES146296A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 146288 : en es
  • CA393577A - Routing machine : en fr
  • CH212901A - Button composed of two parts with a fabric-covered top. : de en
  • CA393597A - Vinyl halide manufacture : en fr
  • PL29416B1 - ti * f4t <4f / 0Z Siemens & Halske Aktiengesellschaft, Berlin-Siemensstadt. A cable consisting of several twisted layers, especially a teletechnical cable or a coaxial high frequency cable. Patent dependent on claims 3 from Patent No. 28560. : en pl
  • DE700841C - Method for the automatic production of nodes from z. B. String for tying the ends of goods : de en
  • US2226812A - Plant protector : en
  • US2227328A - Signal device : en
  • US2226635A - Production of lower alkylamines : en
  • US2226736A - Advertising wrapper : en
  • US2226737A - Door lift mechanism : en
  • US2226788A - Compound expansion internal combustion engine : en
  • US2227171A - Machine for sealing containers : en
  • US2227302A - Vacuum cleaner : en
  • CA393458A - Walking cane : en fr
  • CH212942A - Circuit for the automatic dynamic control of a low frequency amplifier. : de en
  • CA393564A - Well-logging electrode : en fr
  • CH212894A - Device for driving the tailstock shaft in bar turning machines. : en fr
  • US2226791A - Separator means for filing systems : en
  • US2227251A - Chimney for liquid fuel burners : en
  • CH212921A - Process for solderless fastening of metal sleeves on cable ends. : de en
  • ES146437A1 - A procedure to combat the potato beetle. : en es
  • FR859811A - Improvements to containers for receiving and storing liquids : en fr
  • US2226943A - Receptacle with double detachable coupon : en
  • USD124400S - Design for a pin clip : en
  • PL29449B1 - A method for producing ethylene series compounds from acetylene series compounds. : en pl
  • US2227003A - Cathode ray tube : en
  • US2227106A - Cothespin : en
  • US2227053A - Magnetic coil for deviating cathode rays : en
  • PL29442B1 - The method of producing sulfonation products. : en pl
  • CA393601A - Adjustable candlestick : en fr
  • US2227220A - Expansion tire wheel : en
  • CH212988A - Process for the preparation of a hexakisazo dye. : de en
  • CA393514A - Metal ore smelting process : en fr
  • US2227042A - Electron discharge device : en
  • PL29431B1 - A method of producing fibers from glass or the like, and an apparatus for carrying out the method. : en pl
  • US2227348A - Flue bead cutting machine : en
  • USD124437S - Lace collar or similar article : en
  • USD124366S - Design for a textile fabric : en
  • US2227084A - Cutting tool : en
  • US2227355A - Feeding apparatus : en
  • GB531121A - Improvements in cooling means for refrigerated storage cabinets : en
  • GB531123A - Improvements relating to the insulation of electric conductors : en
  • USD124464S - Design for a textile fabric : en
  • CH212909A - Control device for the fuel supply in internal combustion engines. : de en
  • ES146316A1 - Extinguishing pump of new technical formula. : en es
  • US2226950A - Flower holder : en
  • USD124489S - Design for a deess : en
  • USD124313S - Combination blade for a kitchen knife or the like : en
  • US2226738A - paridon : en
  • US2226593A - Pressure cooker : en
  • US2226990A - Deflecting device : en
  • USD124378S - Combined bottle and pedestal therefor : en
  • US2226688A - Wave transmission system : en
  • US2226773A - Bookholder : en
  • USD124410S - Combined wall ash tray and support therefor : en
  • CA393524A - Ventilating fan : en fr
  • US2226675A - Azo dyestuffs and process of producing same : en
  • US2227100A - Musical instrument : en
  • CA393530A - Alloy steel : en fr
  • CH212833A - Economy cooking equipment. : de en
  • CH212948A - Directional antenna. : de en
  • CA393472A - Motor circuit selector : en fr
  • CH212977A - Low frame cycle. : en fr
  • DE700896C - : de en
  • FR859889A - Improvements in methods and devices for generating sawtooth voltages or currents, in particular for television installations : en fr
  • CH212978A - Spring support between the car body of a rail vehicle and the bogie. : de en
  • DE700819C - Device for the safe assembly of casting funnel halves to be lined : de en
  • US2227217A - Production of malleable iron : en
  • FR859848A - Improved indicating or control device sensitive to the speed of pressure variations : en fr
  • FR859944A - Special tip : en fr
  • FR860029A - Automobile with rear engine and cooling fan : en fr
  • CH212839A - Process for the manufacture of a handle attached to a harness without rivets. : de en
  • CH212886A - Watch movement. : en fr
  • CH212923A - Control switch for electrical heating devices such as heating pads and the like. : de en
  • CH212997A - Process for the preparation of a hexakisazo dye. : de en
  • US2227289A - Sounding signal adjustment : en
  • USD124469S - Design for a dress : en
  • CA393595A - Television system : en fr
  • CH212843A - Industrial vacuum cleaners. : de en
  • PL29444B1 - A method of producing azo dyes on fibers and a preparation for carrying out this method. : en pl
  • CA393480A - X-ray tube : en fr
  • PL29432B1 - http 3 Gik http 3 Gik http 3 Gik : en pl
  • US2226781A - Support for electric heating elements and method of making same : en
  • USD124450S - Design foe, a carpet ok similar article : en
  • US2227083A - Cathode ray telautograph : en
  • USD124327S - Jfig.i j. a. muller press : en
  • CA393583A - Corrosion resistant ferrous alloy sheet : en fr
  • USD124330S - Design fok a handbag or similar article : en
  • US2226948A - Method of rolling : en
  • USD124339S - Design for a textile fabric : en
  • CA393440A - Door latch : en fr
  • CA393463A - Dress shield making apparatus : en fr
  • CA393529A - Motor control system : en fr
  • CH212910A - Device for extracting air from a working cylinder of an internal combustion engine, in particular a diesel engine, and for transferring it to a compressed air system. : de en
  • ES146358A3 - Improvements in the manufacture of heating radiators. : en es
  • USD124416S - Design for a brooch or similar article : en
  • USD124439S - Lace collar or similar article : en
  • CH212908A - Device for regulating the fuel supply in internal combustion engines. : de en
  • CH213006A - Process for the preparation of a derivative of 2.5-diamino-3.6-dichloro-1.4-benzoquinones. : de en
  • CH213009A - Process for the production of insulating tape for electrotechnical purposes. : de en
  • US2227406A - Translucent dice : en
  • CH212968A - Gear change transmission for motor vehicles with rear engine. : de en
  • ES146217A1 - A process to obtain a tanning product based on iron salts, for the preparation of leathers and skins to the iron tanning. : en es
  • FR859826A - Improvements to high power anodes, particularly intended for lamps without artificial cooling : en fr
  • FR859894A - Control device : en fr
  • US2227295A - Apparatus for brazing : en
  • US2227385A - Plaited unit : en
  • USD124391S - Design for a pendant : en
  • FR859895A - Method of electrical transmission of multiple indications and application devices : en fr
  • FR859909A - Product to obtain sealing of leaks in fuel tanks : en fr
  • FR859964A - Improvements to parachute equipment : en fr
  • USD124341S - Design for a textile fabric : en
  • GB531111A - Improvements in and relating to abrasive wheel dressers : en
  • GB531152A - Improvements in indicators for liquid flow : en
  • US2227257A - Refrigerating apparatus : en
  • US2227380A - Routine testing circuit : en
  • US2226621A - Radius rod : en
  • USD124319S - Design for a vanity case : en
  • CA393588A - Sewing machine attachment : en fr
  • CH212835A - Method and device for operating dish washing machines. : de en
  • USD124370S - Design for a textile fabric : en
  • CA393592A - Watt-hour meter disc pivot : en fr
  • US2227314A - Fastener-applying implement : en
  • DE700936C - Magnetic field tubes with end plates arranged on the sides of the anode cylinder : de en
  • PL29443B1 - Karl Jung Maschinenfabrik, Berlin. The casing of machine tools for tools, especially grinders, slidably mounted on a pole. : en pl
  • US2226876A - Storm rim : en
  • USD124322S - Design fob an ash receiver or the like : en
  • USD124436S - Design for a lace collar or similar article : en
  • US2227139A - Plastic process for making printing plates : en
  • PL29405B1 - A method of removing sulfur, arsenic and other harmful admixtures from pig iron, steel or alloys containing iron. : en pl
  • US2226819A - Method of making adjustable joints : en
  • US2226855A - Method of treating used bags : en
  • US2227088A - Directional antenna system : en
  • US2227105A - Sprinkling pipe and rotatable coupling therefor : en
  • CH212981A - Process for the production of hollow steel propellers and steel propellers produced by this process. : de en
  • CA393468A - Speed regulator for automobiles : en fr
  • USD124351S - Game device for an amusement machine cabinet : en
  • USD124379S - Design for a flexible pocket receptacle : en
  • CA393450A - Garment tubular element pressing apparatus : en fr
  • CH212969A - Device for driving oscillating half axles on vehicles. : de en
  • US2227201A - Method for producing and exhibiting sound motion pictures : en
  • US2226767A - Amine-thiazyl disulphide reaction product : en
  • US2226901A - Dump truck gate closing device : en
  • US2226904A - Egg case filler : en
  • US2227140A - Qscillation restraint device : en
  • US2227128A - Chemical composition : en
  • US2227203A - Manufacture of soap : en
  • USD124406S - Design fok a stocking oe similar article : en
  • US2226999A - Television receiver : en
  • ES146396A1 - An axial steam turbine, action or reaction, with mobile distributor. : en es
  • US2227057A - Radio receiver : en
  • USD124484S - Design for a dress : en
  • PL29439B3 - A method of producing waterproof cellulose fibers. : en pl
  • US2226599A - Esters of glycol ethers and process for preparing them : en
  • US2227325A - Stencil : en
  • CH212824A - Method of manufacturing ribbed ceilings. : de en
  • CH212882A - Electromotive device. : en fr
  • DE700802C - scientists from chlorobenzene and its homologues : de en
  • ES146460A1 - Process for obtaining anhydrous magnesium chloride from magnesium chloride lyes or high magnesium chloride hydrates. : en es
  • FR859980A - Multi-stage gear or friction wheel transmission mechanism : en fr
  • US2226973A - Card instruction game board : en
  • US2227054A - Film projector for television : en
  • CA393460A - Door checking and holding device : en fr
  • US2226790A - Metal framework for motor vehicles : en
  • USD124377S - Xcombined b brush and comb : en
  • CH212998A - Process for the preparation of a hexakisazo dye. : de en
  • US2226832A - Ham form : en
  • US2227009A - Keystone corrector : en
  • US2227178A - Taper attachment for lathes : en
  • US2227387A - Stock reel : en
  • US2226996A - Television receiver : en
  • US2227114A - Stop mechanism : en
  • US2226746A - Low-frequency amplifier : en
  • US2226877A - Piano action : en
  • US2227287A - Chromium metallurgy : en
  • US2226716A - Photoelectric cell : en
  • US2227334A - Magnesium alloys : en
  • FR859874A - Flexible improvements : en fr
  • ES146251A1 - Electromechanical vibration transmitter system. : en es
  • CA393576A - Therapeutic composition : en fr
  • DE700858C - Entry roller table for the cooling beds of rolling mills : de en
  • FR859994A - Process for the flotation treatment of ores, coals and the like, and apparatus for its implementation : en fr
  • US2226620A - Toy gun : en
  • US2227214A - Undergarment for women : en
  • DE700877C - Device for remote control and remote monitoring : de en
  • FR859841A - Motor vehicle bearing : en fr
  • FI18937A - A procedure for purifying gases from wood gasifiers and an apparatus for performing said loss process : en fi
  • DE700808C - Procedure for testing or calibrating three-phase current controllers of a single-phase calibration or testing device : de en
  • CA393457A - Rock drill : en fr
  • US2226701A - Refractory article and wall : en
  • GB531170A - Improvements in or relating to the cooling of stern tube bearings for boats : en
  • FR859959A - Installation for the neutralization and removal of used acids from industrial workshops : en fr
  • GB531359A - A process for concentrating solutions of capillary-active substances : en
  • CH212825A - Method of manufacturing hollow ceilings. : de en
  • DE700789C - Adjustable shoe last : de en
  • FR860008A - Improvements to accounting machines, statistical machines and similar machines : en fr
  • ES146394A3 - An axial steam turbine, action or reaction, with a mobile distributor. : en es
  • FR859835A - Device for medicinal applications : en fr
  • ES146383A1 - A filtering device for self-salvation, when the carrier is suddenly involved in a toxic atmosphere. : en es
  • DE686862C - Potato peeling machine with two rotatable, hemispherical hollow bodies : de en
  • FR860046A - Advanced propeller : en fr
  • GB531244A - Improvements in electrical starting systems for internal combustion engines : en
  • FR859930A - Improvements to heat generators and exchangers and to heating installations incorporating similar devices : en fr
  • ES146213A2 - IMPROVEMENTS MADE IN THE PURPOSE OF THE MAIN PATENT 139934 : en es
  • GB531153A - Improvements in or relating to the manufacture of measuring rules and tapes : en
  • ES146487A1 - Turbine mobile wheel with several crowns cooled by liquids. : en es
  • GB531452A - Improvements in or relating to steam generator furnaces : en
  • ES146270A1 - An arrangement for the tuning of a receiver of electric oscillations. : en es
  • DE700838C - Lid latch on machine gun housings : de en
  • FR860039A - Reaction device operating by means of exhaust gases : en fr
  • DE700846C - Substance-laden washing liquid : de en
  • CH212892A - Process for the production of sodium by electrolytic means. : de en
  • FR859997A - Clutch device, in particular for changing the speed of motor cars : en fr
  • ES146409A1 - A rolling device for sliding doors and the like. : en es
  • FR859828A - Process for manufacturing light sensitive hydrated cellulose sheets and products obtained by this process : en fr
  • GB531428A - Improvements in or relating to structures for supporting curtains, hangings and the like : en
  • ES146494A1 - New spark plug. : en es
  • GB531257A - Method of and means for hydraulically operating machine tools and other mechanical appliances : en
  • GB531411A - Improvements in or relating to aircraft : en
  • CH212831A - Gas boiler with removable exhaust pipe. : de en
  • GB531398A - Improvements in or relating to fluid-tight doors for buildings and the like : en
  • GB531370A - Improvements in hair curlers : en
  • FR859934A - Pyrotechnic charge signaling device : en fr
  • GB531078A - Manufacture of flocculose polymerisation products : en
  • GB531200A - Improvements in or relating to electron discharge devices : en
  • DE700840C - Process for vacuum-tight brazing of ceramic materials with one another or of ceramic materials and metal : de en
  • DE700935C - Protection and contact device for an electrode feed in metal electrical discharge tubes : de en
  • ES146327A1 - A hydration process for olefins. : en es
  • FR859898A - Improvements to aerial shooting benches : en fr
  • GB531251A - Improvements in or relating to electrical converters, particularly converters operating at high frequencies : en
  • GB531323A - Improvements in and relating to timing devices for sheet folding machines : en
  • GR9383B - WASTE COLLECTION CART. : el en
  • FR860019A - Method for producing color photographic images : en fr
  • DE700893C - Holder for star threads on sewing machines u. like : de en
  • GB531393A - Improvements in and relating to monocyclic networks for transforming between constant voltage and constant current in alternating current circuits : en
  • ES146353A1 - Perfection and preparations for the production of azo dyes on fiber. : en es
  • DE700879C - Machine for winding sheet metal strip into a ring-shaped magnetic core for dynamo machines : de en
  • DE700793C - Impact tool : de en
  • GB531203A - Improvements in or relating to shot-gun cartridges : en
  • FR859892A - High flow, fast acting hydraulic control system : en fr
  • GB531279A - Improvements relating to wall coverings and the like : en
  • GB531141A - Improvements in or relating to setting mechanisms, more particularly for tuning wireless receivers : en
  • FR860034A - Clothes pressing machine : en fr
  • FR859938A - Further training in weighing instruments : en fr
  • US2226997A - Television transmitter : en
  • DE700941C - Heat exchanger with circulating storage bodies : de en
  • DE700862C - Process for the preparation of 3-amino-1,5-naphthyridine : de en
  • FR859818A - Hydraulic river press : en fr
  • GB531367A - An improved current core with a magnetic shunt for induction measuring apparatus : en
  • FR859801A - Aerial propeller : en fr
  • GB531102A - Improvements in or relating to radio-receivers adapted to be tuned to a plurality ofpredetermined stations by means of push-buttons : en
  • GB531248A - Improvements in or relating to tuning devices for wireless receivers : en
  • GB531420A - Improvements in advertisement pillars : en
  • US2226706A - Periodic wave-generating system : en
  • US2227206A - Automatic modulation control : en
  • GB531138A - Improved cultivator blade : en
  • ES146354A1 - A SPRAYER : en es
  • GB531444A - Improvements in or relating to compressor plants of variable delivery of pressure fluid : en
  • US2226951A - Flower holder : en
  • US2227375A - Servomotor system for aircraft : en
  • GB531245A - Improvements in or relating to motor-boats : en
  • PL29453B1 - A method of producing metals and alloys containing little carbon and silicon. : en pl
  • ES146317A1 - An extra-fast procedure for the depletion of the low products of the sugar industry. : en es
  • FR859913A - Unalterable metal products for the building industry : en fr
  • FR859823A - Device allowing the light vision on screen of a road map or transparent or opaque geographical plan, on a very reduced scale, by analysis and enlargement of its various points and which can be adapted to all vehicles or be used for other applications : en fr
  • FR860038A - Door, especially for motor vehicles : en fr
  • US2226552A - Alicyclic phosphite compounds and method of manufacturing same : en
  • US2227076A - Circuit arrangement for electrostatic deflection of cathode rays : en
  • CH212984A - Device for spinning and twisting synthetic threads. : de en
  • US2226655A - Rotary bit : en
  • US2226817A - Floor cleaner : en
  • PL29393B1 - I. G. Farbenindustrie Aktiengesellschaft, Frankfurt n. M. n ^ Current supply to heating elements located in the electric furnace and made of carbon, graphite or similar material. : en pl
  • US2226742A - Apparatus for trimming tires : en
  • US2227092A - Cathode ray tube : en
  • CH212949A - Neutralized high frequency stage. : de en
  • US2227017A - Hot cathode for cathode ray tubes : en
  • US2227227A - Musical chime : en
  • US2227019A - Multistage frequency reducer : en
  • US2227365A - Bedclothes holder : en
  • ES146306A1 - A process for the production of fuel resistant to detonation. : en es
  • ES146456A1 - A procedure of landing by sliding roads. : en es
  • US2226661A - Reverse gearing : en
  • US2227350A - Electric switch : en
  • ES146452A2 - IMPROVEMENTS MADE IN PATENT NUMBER 146450 : en es
  • ES146231A3 - Lock system for extendable suitcases. : en es
  • FR859885A - Improvements relating to jewelery stones : en fr
  • US2227170A - Pressure fluid operated controlling device : en
  • CA393526A - Luminair : en fr
  • CA393567A - Soot blower shield : en fr
  • CH212927A - Apparatus comprising a cathode ray tube with magnetic deflection of the cathode ray. : de en
  • FR859915A - Control device for lump breakers of sorters and other shaking devices : en fr
  • GB531415A - Improvements in and relating to anti-friction bearings : en
  • GB531221A - An improved method of mounting postage stamps or the like : en
  • CH208052A - Multi-speed centrifugal starter motor. : de en
  • US2227318A - Resiliently mounted mine car : en
  • USD124491S - Golden dress ensemble : en
  • FR859973A - Device for the photomechanical transfer of patterns on the cylinders used to obtain printing cylinders : en fr
  • PL29415B1 - : en pl
  • FR860044A - Base plate for piston machines in boats and other vehicles : en fr
  • GB531201A - Improvements in or relating to tools for recessing the ends of electric cables preparatory to sealing : en
  • US2227032A - Cathode ray tube : en
  • US2227063A - Coffee bean flour and method of producing same : en
  • US2226945A - Amplifier and oscillator valve or tube : en
  • ES146238A1 - A clamping device for nuts or bolts. : en es
  • FR859819A - Improvements to welding : en fr
  • CH212999A - Process for the preparation of a hexakisazo dye. : de en
  • DE700883C - Mirror light for horizontally arranged gas discharge lamps : de en
  • ES146379A1 - Perfections regarding mechanisms for the stretching of textile wicks. : en es
  • US2227087A - Cathode ray tube : en
  • US2227373A - Blower : en
  • GB531327A - Improvements in or relating to apparatus for feeding cut tobacco : en
  • FR860009A - Improvement in pumps, in particular fuel injection pumps for internal combustion engines : en fr
  • PL29438B1 - The method of processing corn straw. : en pl
  • DE700834C - : de en
  • DE700771C - Return device for slides in hand-operated projection apparatus : de en
  • GB531277A - A new or improved method of forming a row of electrical contacts between opposite sides of a plate of glass : en
  • GB531247A - High frequency electron tubes and a method of reducing grid loss therein : en
  • GB531431A - Two-stroke internal combustion engine : en
  • ES146386A1 - Procedure for the conversion of liquid hydrocarbons into dry gas subject to high compression. : en es
  • GB531196A - Improvements in or relating to handles for implements such as knives : en
  • GB531236A - Improvements in, or relating to, cycle saddles : en
  • DE699592C - abilization systems : de en
  • FR859857A - Improvements to cylinder bores or associated parts of internal combustion engines, in particular distributor engines : en fr
  • GB531127A - Improvements in and relating to electric current measuring devices : en
  • GB531361A - Improvements in crude rubber and the method of making same : en
  • GB531365A - Improvements in or relating to metallic screening hoods for sparking plugs : en
  • ES146367A1 - A closure device for canning cans and especially for cans of condensed milk. : en es
  • GB531071A - Improvements in air raid and like shelters : en
  • FR859877A - Mode of production of projection relief : en fr
  • GB531074A - Improvements in or relating to multiple spindle lathes and like machine tools : en
  • GB531441A - Centrifugal mixing machine for dough and the like : en
  • DE700954C - Pipe coupling with toggle lever : de en
  • FR859807A - Process for stabilizing motor fuels, oils, rubber and the like : en fr
  • ES146385A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 145705 : en es
  • GB531262A - Improvements in and relating to electric circuits especially for reproduction of multi-coloured subjects : en
  • FR859812A - Improvements to gas burners and cooking appliances : en fr
  • FR859831A - Radio device : en fr
  • US2227095A - Discharge tube : en
  • ES146208A1 - Device for packing a transportable block of fibrous material in transportable branch of fibrous material in branch for the treatment by wet way. : en es
  • GB531106A - Washing machine cabinet : en
  • CA393493A - Electric motor system : en fr
  • US2227235A - Fountain brush : en
  • US2227275A - Tubular article : en
  • CH212989A - Process for the preparation of a hexakisazo dye. : de en
  • CH212951A - Electric messaging device with push button setting. : de en
  • DE699838C - Time remote switch, especially for stairwell lighting : de en
  • GB531213A - Improvements in devices for protecting metal-drawing presses : en
  • CH212956A - Waterproof container. : de en
  • DE700906C - Device for conveying sheet metal : de en
  • ES146290A1 - An installation for television. : en es
  • FR859884A - Improvements to automatic limitation of in-flight forces : en fr
  • CA393581A - 9-polyhydroxyalkyl-isoalloxazine solution : en fr
  • AU440640A - Electric devices containing gas-free films and process of forming such films : en
  • CA393534A - Gang switch : en fr
  • CH212877A - Gas filter with warning device when this filter is exhausted. : en fr
  • US2226590A - Insulated electric conductor : en
  • US2226686A - High frequency transmission network : en
  • US2226756A - Dial indicator gauge : en
  • US2227086A - Duplex burner and combustion chamber therefor : en
  • PL29441B3 - A device protecting against freezing of utility water installations in railway cars. : en pl
  • US2227396A - Automobile jack : en
  • PL29423B1 - : en pl
  • US2227204A - Safety device for airplanes : en
  • CA393487A - Aerial feeder arrangement : en fr
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  • US2226854A - Illuminated lock keyhole means : en
  • CH212918A - Low-freezing liquid. : de en
  • USD124449S - Design for a combined powder : en
  • FR860001A - Address printing machine fitted with a web advancement device : en fr
  • GB531096A - Improvements in fluid-seals for members movable in cylinders : en
  • GB531091A - Improvements in or relating to pipe joints : en
  • US2226993A - Television receiver : en
  • US2227267A - Carburetor : en
  • DE700824C - Abrasives and methods of making the same : de en
  • ES146335A1 - Device for automatic regulation of the length of a mechanical shank. : en es
  • US2226863A - Typewriter ribbon device : en
  • US2226960A - Accounting machine : en
  • US2227414A - Television transmission device : en
  • CA393496A - Flexible remote control coupling : en fr
  • US2226538A - Blood transfusion device : en
  • ES146298A1 - Reception system for the high frequency information service. : en es
  • US2226981A - Safety nondelay train order device : en
  • US2227028A - Synchronization method and means : en
  • CH212922A - Switch with arc extinguishing by a flowing extinguishing agent. : de en
  • US2227195A - Oil burner : en
  • USD124414S - Design foe, a fragile article support : en
  • US2226809A - Nuclear fluorinated vinyl aromatic hydrocarbons : en
  • USD124382S - Design for a flexible pocket receptacle : en
  • US2226834A - Range construction : en
  • US2227147A - Photoelectric burglar alarm system : en
  • US2226783A - Time controlled switch for radios : en
  • US2227197A - Signaling system : en
  • US2226574A - Manifold form : en
  • US2227085A - Cutting tool and anchroage means therefor : en
  • PL29452B1 - A method of producing calcium nitrate from gases containing ammonia and derived from fuel distillation. : en pl
  • US2226786A - Hanger construction : en
  • US2226718A - Method of landing airplanes : en
  • US2226846A - Variable resistor : en
  • ES146325A1 - Apparatus for the cultivation of fungi. : en es
  • GB531112A - Improvement in or relating to the manufacture of heat exchange units : en
  • GB531195A - Stabilisation of aqueous dispersions of polymerised halogenated dienes : en
  • GB531157A - Improvements in power transmission mechanism : en
  • GB531381A - Improvements in or relating to the treatment of iron-silicon alloys : en
  • ES146218A1 - A process for obtaining a preparatory product for mineral tanning with iron salts and other known tannages. : en es
  • ES146222A1 - An accumulator with interchangeable plate sets. : en es
  • ES146267A1 - A new gearbox for cars. : en es
  • CA393456A - Grain hoist : en fr
  • CH212907A - Internal combustion engine in light metal construction. : de en
  • US2226826A - Quick detachable coupling : en
  • ES146211A1 - Improvements in the electric plates. : en es
  • CA393541A - Cash register : en fr
  • US2227142A - Motor vehicle : en
  • US2226938A - Method of coating wire : en
  • GB531342A - Inlaid articles and method : en
  • CA393501A - Precipitron equipment : en fr
  • US2226760A - Power transmission device : en
  • US2227243A - Irregular contour grinding machine : en
  • US2227293A - Hot water heater : en
  • US2226563A - Combine adjustment mechanism : en
  • US2227340A - Wheel mounting : en
  • BE439727A - Installation of solid fuel gasifier, more particularly for motor vehicles : en fr
  • CA393497A - Gas electrostatic precipitator : en fr
  • US2226984A - Accelerator of vulcanization : en
  • DE700763C - Electron beam electrocardiograph : de en
  • FR859872A - Filing and sawing device : en fr
  • GB531414A - Improvement relating to sideboards and/or cabinets : en
  • DE700752C - Electric welding electrode with a stainless steel core : de en
  • DE700929C - Electric machine : de en
  • DE700950C - Two-stroke internal combustion engine : de en
  • FR859855A - Improvements in the manufacture of slide closures : en fr
  • CA393587A - Yarn winding machinery : en fr
  • GB531263A - Improvements in or relating to conveyor systems : en
  • US2226585A - Damming attachment : en
  • CH212943A - Heterodyne receiver with spread spectrum. : de en
  • US2226550A - Magnesium alloy : en
  • PL29417B1 - A method for producing curly synthetic fibers and an apparatus for carrying out the method. : en pl
  • US2227020A - Cathode ray deflecting means : en
  • FR859936A - Method and treatment of brushes and resulting articles : en fr
  • ES146486A1 - A process for making sugar and new molasses from saccharine plants. : en es
  • CA393441A - Cargo loading and trimming device : en fr
  • CA393499A - Vibration measuring apparatus : en fr
  • US2227015A - Picture transmitter : en
  • US2227237A - Photographic shutter brake : en
  • ES146232A1 - Procedure for molding polymerized crystalline products. : en es
  • USD124362S - Design for a textile fabric : en
  • GB531369A - Improvements in means for use in operating change-speed gear, for use more especially on motor cycles : en
  • CA393594A - Elevator car dispatching and scheduling system : en fr
  • FR859902A - Process for the preparation of butadiene : en fr
  • GB531101A - Means for launching or releasing aerial mines or the like : en
  • SE100563C1 - : en sv
  • CA393507A - Ethanol dehydration : en fr
  • CA393533A - Laminated elastic fabric garment and panel : en fr
  • GB531273A - Improvements in and relating to insulated electric conductors : en
  • FR859845A - Olefin polymerization process : en fr
  • CA393563A - Halogenated organic compound production : en fr
  • CH213000A - Process for the preparation of a hexakisazo dye. : de en
  • FR859875A - Coupling device for tubes of all kinds : en fr
  • CA393443A - Locomotive tender : en fr
  • CH212873A - Self-propelled projectile and its launch tube. : en fr
  • ES146371A1 - A process to perfect the spinning process in the manufacture of viscose-based artificial silk. : en es
  • ES146483A1 - Improvements in the recovery of sulfur dioxide. : en es
  • US2226657A - Ultra short wave radio receiver : en
  • US2226770A - Gib : en
  • USD124415S - Design for a brooch ob similar : en
  • GB531083A - Improvements in or relating to the collection and insertion into envelopes of pluralities of sheets, pamphlets, or the like : en
  • ES146215A1 - A process for drying and coloring the wood used for the manufacture of wooden cutlery and other similar tools. : en es
  • GB531253A - Improvements in or relating to counting mechanism for keyboards for preparing tape for control of type setting apparatus : en
  • GR9384B - WASTE COLLECTION CART. : el en
  • US2226795A - Refrigerator : en
  • US2227354A - Combined ash tray and cigarette extinguisher : en
  • USD124395S - Design for a pin clip : en
  • FR859842A - Process for the impregnation of milk drinks with carbonic acid from the backpressure withdrawal into retail containers : en fr
  • DE700797C - Journal sheet with cutouts or windows for copying the transfers to other sheets : de en
  • DE700867C - Annealing furnace for batch loading with circulating heating : de en
  • US2226662A - Brake mechanism : en
  • US2227312A - Method of manufacturing an impregnated product : en
  • GB531117A - Improvements in heavy alloys : en
  • GB531187A - Control systems for radio receivers or other electric wave apparatus : en
  • DE700805C - Ultra-short wave two-way traffic system with relay stations : de en
  • GB531284A - Improvements in guards for fast and loose pulleys and the straps by which they are driven : en
  • DE700837C - Fountain pen with a glass tube and a transparent protective sleeve surrounding it : de en
  • DE700890C - Method and device for producing rubber threads : de en
  • GB531424A - Improvements in volume control circuits in signal transmission systems : en
  • ES146254A1 - Apparatus for filling ampoules or containers with liquids or dosed gases. : en es
  • ES146388A1 - An iron concrete beam. : en es
  • ES146451A1 - A procedure to harden files. : en es
  • FR860010A - Device for controlling an object, for example a directing surface, in air or sea vehicles : en fr
  • GB531332A - Improvements in or relating to supporters for socks or stockings : en
  • DE700769C - control organ or to control the automatic gain control in sound recording devices : de en
  • GB531133A - Improvements in fluid pressure control systems for the injection nozzles of compression ignition engines : en
  • GB531156A - Improvements relating to overload protective electric switches or cut-outs : en
  • GB531208A - Manufacture of basic esters : en
  • GB531264A - Improvements relating to knife-edge bearings : en
  • FR860004A - Synthetic resin layers or coatings, their preparation processes and their applications, in particular to photographic materials : en fr
  • GB531310A - Improvements in and relating to rheostatic braking systems for electric motors : en
  • GB531418A - Improvements in the control of ion-exchange plants : en
  • FR859817A - Process for obtaining a rigid bond of metals or alloys of light metals, with metals or alloys of heavy metals : en fr
  • US2226569A - Dual accelerator control for automotive vehicles : en
  • US2226589A - Metal coating and adhesive therefor : en
  • USD124481S - Design for a textile fabric : en
  • GB531163A - A method of preserving acetylene gas : en
  • FR859847A - Hydrocarbon conversion : en fr
  • ES146239A1 - Gyroscope suspended to the gimbal. : en es
  • FR860037A - Propeller-fan hub cover : en fr
  • GB531093A - Starch hydrolysis : en
  • GB531100A - Improvements in and relating to injection moulding machines : en
  • GB531205A - Improvements in or relating to telecommunication exchange systems : en
  • US2227154A - Plasticized polyvinyl halide composition : en
  • US2226829A - Lever operated tufting machine : en
  • US2227066A - Television and like systems : en
  • US2227216A - Means for determining toughness : en
  • US2227215A - Alkylene ethers of thioammeline : en
  • US2227290A - Clip : en
  • US2227297A - Automatic line shut-off : en
  • US2227391A - Apparatus for and method of treating fabrics : en
  • US2227213A - Bookbinding apparatus : en
  • GB531134A - Method of and apparatus for electrically measuring the wall thickness of metal tubing and for controlling the wall thickness : en
  • US2226553A - Sheeted cellulosic material and abrasive article and process of making the same : en
  • US2227327A - Material presser for sewing machines : en
  • FR859998A - Transmission system with level adjustment : en fr
  • DE700922C - s of a television station in the case of film transmission : de en
  • DK58300C - Straightening machine and other machines used to apply pressure on shoe bottoms. : da en
  • CA393486A - Aerial arrangement : en fr
  • USD124310S - Design for a carpet : en
  • USD124393S - Design won an exhaust pipe extension : en
  • US2227022A - Voltage-controlled electron multiplier : en
  • US2227059A - Terpene-cyanoacyl compound and methods of producing same : en
  • US2227065A - Heat erosion resistant alloy : en
  • US2226797A - Refrigeration : en
  • CA393451A - Direction indicator : en fr
  • CA393490A - Low grid current glow tube : en fr
  • ES146442A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 140130 : en es
  • CA393558A - Cyclic sulphide stabilization : en fr
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  • US2227404A - Guard for horizontal shafts : en
  • ES146283A1 - Distribution layout for the high frequency message service. : en es
  • DE700777C - Infinitely variable transmission : de en
  • GB531082A - Explosive powder and manufacture thereof : en
  • US2226572A - Adjustable implement support : en
  • US2226670A - Cabinet : en
  • US2226980A - Stamp issuing machine : en
  • US2227002A - Television transmission method : en
  • USD124474S - Design for a dress : en
  • US2227403A - Verge plates and method for making same : en
  • FR859922A - Projectile : en fr
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  • US2227199A - Control apparatus : en
  • US2227296A - Surface treating drag : en
  • US2227372A - Tunable efficient resonant circuit and use thereof : en
  • CH212935A - Dismountable plunger injection syringe. : de en
  • CA393495A - Electric converting apparatus : en fr
  • US2226853A - Endless chain conveyer : en
  • CA393544A - Pipe or tube joint : en fr
  • US2226765A - Pack of business forms and method of making the same : en
  • US2226892A - Turbine pump : en
  • US2227050A - Television transmitting or receiving system : en
  • US2227209A - Gyrating rotary bit : en
  • US2226682A - Corrugated panel structure : en
  • CH212821A - Tow hook. : en fr
  • US2226690A - Plug and socket for coaxial lines : en
  • DE700848C - End section circuit for electric drives, in : de en
  • GB531182A - Improvements in or relating to the cleaning of air and other gases : en
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  • PL29414B1 - A method of broadcasting television broadcasts and an apparatus for applying the method. : en pl
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  • CH213001A - Process for the preparation of an azo dye. : de en
  • ES146348A1 - A device for wet envelopes. : en es
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  • PL29446B1 - Method for the production of viscose from scrap of artificial silk thread. : en pl
  • US2226613A - Heater : en
  • US2226988A - Electric detonator : en
  • JPS1612513Y1 - : ja
  • US2226695A - Clad metal and method of making same : en
  • US2226784A - Electrolytic cell : en
  • US2227008A - Frequency reduction device : en
  • US2226648A - Periodic wave generator : en
  • USD124350S - Design for a textile fabric : en
  • US2226600A - Machine for testing tenderness of peas : en
  • US2226911A - Tilting raft : en
  • USD124353S - Design for a textile fabric : en
  • USD124447S - Design for a dress ok similar article : en
  • GB531313A - Improvements in and relating to hydraulically operated machine tools and other mechanical appliances : en
  • US2227399A - Match pack : en
  • ES146245A1 - A process for obtaining an antiseptic chemical product derived from calcium. : en es
  • GB531171A - Improvements in or relating to power transmission gear : en
  • GB531266A - Improvements in or relating to electric condensers and methods of making same : en
  • GB531275A - Improvements in or relating to brakes for cycles : en
  • US2226705A - Regulator for engine driven generators : en
  • US2226578A - Kiln : en
  • US2226936A - Exhaust manifold system : en
  • FR859946A - Cultivation process and products obtained : en fr
  • DE700816C - Device for the storage and guidance of dental instruments and tools, in particular for dental treatment : de en
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  • ES146258A1 - A supplier or loading apparatus, more especially for charging carbonization retorts. : en es
  • IE16076L - Telephone exchange recording systems : en
  • US2226763A - Structural set : en
  • GB531336A - Wave filter : en
  • FR859937A - New loop for attaching and fixing a strap tab without tag : en fr
  • GB531246A - Improvements in and relating to colour forming developers and processes of colour development : en
  • GB531307A - Improvements in caps and sockets for two-ended electric lamps : en
  • GB531385A - Improvements in or relating to cooling towers or structures for cooling water and other liquids : en
  • ES146286A1 - Installation for the elevation of gaseous or liquid media. : en es
  • ES146387A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 136708 : en es
  • FR860024A - Axial blower : en fr
  • GB531322A - Improvements in and relating to the folding of sheets such as tablecloths and the like : en
  • GB531144A - Improvements in or relating to ring dies or roll passes for the reduction of metal articles of circular section : en
  • GB531294A - Improvements in coin-operated mechanism : en
  • GB531293A - Device for obscuring lamps for purposes of precaution against air raids : en
  • DE700868C - Pressure telegraph system with synchronously working teleprinters : de en
  • DE700826C - llen of a continuously measuring and printing counter for the numerical recording of the measured values : de en
  • US2226843A - Valve construction : en
  • CA393505A - Electrostatic precipitator : en fr
  • GB531089A - Improved means of securing tarpaulins on ships' hatches : en
  • GB531437A - Improvements in or relating to thread guides : en
  • US2226580A - Choke valve operating mechanism : en
  • US2226693A - Sewing cabinet : en
  • US2226965A - Partition system : en
  • US2226573A - Process of making cadmium red pigment : en
  • US2226868A - Friction latch : en
  • GB531272A - Improvements in and relating to electrical coils : en
  • US2226727A - Radio receiver : en
  • US2226801A - Hydraulic gear of the fottinger type : en
  • US2226869A - Terminal receptacle : en
  • DE700942C - Process for the separation of weak gaseous acids from gases : de en
  • US2226806A - Musical rattle : en
  • CA393520A - Fibrous glass textile material : en fr
  • DE700782C - Pressure gas dry fire extinguisher : de en
  • US2226548A - Catalyst regeneration : en
  • US2227182A - Parking meter : en
  • USD124487S - Design for a dress : en
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  • US2226551A - Railway truck structure : en
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  • PL29418B1 - L. Wimberger Kommanditgesellschaft & Oo. Patent - Verwertungsgesellschaft, Vienna. Shaving implement. : en pl
  • US2226741A - Hammer mill : en
  • USD124408S - Design foe a textile fabric : en
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  • FR860047A - Silk unrolling machine with multiple spools for standing operators : en fr
  • CA393593A - Vacuum brake system : en fr
  • CH212983A - Advanced instrument for working the soil. : en fr
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  • DE700857C - Device for bringing about the gradual feed in pilger mills : de en
  • GB531410A - Improvements in or relating to vending machines : en
  • DE700845C - Procedure for purifying wood gas : de en
  • CA393444A - Bathing cap : en fr
  • CA393485A - Bituminous composition : en fr
  • CH212876A - Automatic firearm. : de en
  • FR859948A - Process for obtaining acoustic coatings, walls and constructions provided with these coatings : en fr
  • FR859969A - Hydraulic control of a brake servo motor, combined with a hydraulic linkage : en fr
  • CA393555A - Rail clamping mechanism : en fr
  • USD124494S - Design fob a dress : en
  • US2226754A - Machine for operating upon stitchdown shoes : en
  • US2226887A - Flexible drive tension means : en
  • US2226961A - Filter-unit forming machine : en
  • ES146308A1 - A method of manufacturing a reinforced flexible tube. : en es
  • DE700891C - Self-indicating scales with extension of the weighing range : de en
  • USD124367S - Design foe a textile fabric : en
  • US2226914A - Quick attachable and detachable hose couplings made in one unit : en
  • USD124358S - Textile fabric : en
  • GB531450A - Improvements in or relating to machines for printing or coating tubes : en
  • FI18942A - Sät vid framställning av surfoder : en fi
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  • FR860033A - Improvements to telescope-type instruments : en fr
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  • ES146328A3 - A machine for grinding and polishing flat surfaces, especially mirror glass. : en es
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  • US2227125A - Electric protective apparatus : en
  • US2227271A - Caster socket structure : en
  • US2226614A - Hacksaw : en
  • USD124473S - Design foe a ribbon : en
  • FR859860A - Improvements to steel alloys : en fr
  • GB531354A - Improvements in jig conveyors and actuating mechanism therefor : en
  • ES146499A1 - An ejector of lines for machines to make and melt them. : en es
  • GB531301A - Improvements in and relating to furnace control : en
  • GB531419A - Improved driving means for the batch roller of jigger dyeing apparatus : en
  • GB531223A - Improvements in or relating to devices for and methods of chilling or freezing liquid materials, for example confections or confection mixtures : en
  • US2227285A - Welding controller : en
  • US2226827A - Camera mounting : en
  • US2226558A - Hydrodynamic brake resistance control and cooling system : en
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  • GB531237A - Improvements relating to electrical primary cells : en
  • DE700687C - Arrangement for controlling a mercury vapor converter : de en
  • ES146269A1 - New procedure and manufacturing system for crushing stones and grain shredders. : en es
  • DE700794C - Mechanically driven impact device : de en
  • US2226612A - Automobile heater : en
  • FI18941A - Fertilizers for the manufacture and use of magnesium alloys : en fi
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  • GB531165A - Improvements in or relating to gas producers : en
  • GB531340A - Improvements in mercury vapour electric discharge tubes with an external fluorescentcoating : en
  • GB531461A - Improvements in devices for the projection of films of different width in cinematograph apparatus : en
  • DE700851C - Arrangement for regulating the speed of drive devices for control tables : de en
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  • FR859989A - Tuning of combustion engines, especially for airplanes : en fr
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  • GB531260A - Improvements in and relating to the control of induced draught, gasfired steam boilers and hot water boilers : en
  • CH212845A - Joggers. : en fr
  • US2227228A - Method of building walls and floors : en
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  • DE700884C - Process for the production of tubular electric heaters, armored cables or the like. : de en
  • GB531463A - Improvements in or relating to containers or bags made of flexible material : en
  • DE700903C - Attention with rotary duplicators after a certain number of prints : de en
  • US2226666A - Selector multiples : en
  • US2227173A - Luminous gas-tube unit : en
  • USD124309S - Design for a pair of goggles : en
  • USD124374S - Design for a textile fabkic : en
  • CH212931A - Process for the manufacture of capacitors. : de en
  • USD124420S - Design for a dress : en
  • GB531384A - Improvement in girdle : en
  • DK58291C - Case for Storage and Delivery of Pipes used in Gas Tracking. : da en
  • DK58295C - Countertop for Pasteurization and Cooling of Milk. : da en
  • GB531427A - Improvements in or relating to resilient clamping plates for mounting filtering media for liquid filters : en
  • US2226859A - Scraper : en
  • ES146235A3 - A new procedure to treat plant residues destined to obtain paper pulp. : en es
  • US2227401A - Television transmission arrangement : en
  • DE700806C - Activation device for wireless communications equipment : de en
  • GB531434A - Improvements in, and connected with, emergency stop switches for electrical apparatus : en
  • ES146203A1 - Procedure to obtain a soap substitute. : en es
  • ES146243A3 - Automobile lifting device. : en es
  • ES146248A1 - A process for the extraction by zinc fusion of the zinc powder and similar products containing metallic zinc. : en es
  • FR859881A - Brake improvements : en fr
  • GB531210A - Improvements relating to side discharge tipping wagons : en
  • FR859822A - Device for playing, driving and controlling games of bridge with one or more people : en fr
  • GB531084A - Improvements relating to the production of a resin-like casein glue : en
  • GB531230A - Improvements relating to multi-stage, free piston motor compressors : en
  • US2226726A - Educational appliance for aircraft navigation : en
  • DE700927C - Process for the production of a plug head consisting of a through B. glass : de en
  • GB531219A - Improvements in electric modulating arrangements comprising an electron multiplier : en
  • GB531172A - Improvements in and relating to boilers : en
  • DE700947C - Device for determining the exposure time for photographic recordings : de en
  • DK58298C - Opening key for hermetically sealed tin cans. : da en
  • US2226908A - Selective dispenser : en
  • GB531228A - Air- and gas-tight wall and lead-through for electric wiring systems, particularly in high altitude aircraft : en
  • GB531417A - Improvements in and relating to folding and sliding doors, partitions and windows : en
  • FR860027A - Insecticide preparation for agriculture, and its production process : en fr
  • DE700776C - Shaft coupling : de en
  • DE700912C - Method of manufacturing cell bags for packaging rod-shaped goods : de en
  • GB531459A - Improvements in or relating to means for mounting tanks on vehicles : en
  • ES146356A1 - A process for the preparation of derivatives of pyridine, quinoline and isoquinoline. : en es
  • ES146455A1 - A metal sleeper for shoring, especially for mine undercutters. : en es
  • FR859941A - Projectile intended to combat vehicles, boats, etc., protected by armor plates : en fr
  • GB531174A - Improvements relating to firelighters : en
  • GB531396A - Improvements in contact members for electric switch gear : en
  • CA393432A - Valve device : en fr
  • GB531186A - Improved hose connection : en
  • GB531296A - Improvements in plants for storing oils and other liquids in underground cavities : en
  • US2226946A - Method of and apparatus for handling milk : en
  • US2227298A - Vacuum cleaner : en
  • CH212883A - Sliding wire bridge for electrical capacitance and loss angle measurement. : de en
  • CH212941A - Device for automatic distribution of objects. : en it
  • CH213007A - Ski with anti-slip device. : en fr
  • US2227239A - Filtering apparatus : en
  • US2227402A - Duplex riveting machine : en
  • USD124398S - Design for a pin clip : en
  • US2226852A - Flaring tool : en
  • FR859825A - Refinements to split anode magnetron systems : en fr
  • US2226608A - Method of reproducing form tools : en
  • US2226891A - Two-way loud-speaking telephone : en
  • USD124471S - Design for a dress : en
  • US2226542A - Manufacture of pens or pen points : en
  • US2226830A - Process for the manufacture of : en
  • US2226895A - Rebound device : en
  • US2227356A - Method of and means for changing the speed of electric motors for various purposes : en
  • FR859816A - Group of machines consisting of a rotary machine and an electric machine : en fr
  • GB531303A - Improvements relating to motor vehicle and like radiators : en
  • FR859808A - Improvements made to regulator systems for pressurized fluid installations, in particular those for compressed air installations : en fr
  • GB531406A - Improvements in or relating to wireless receivers : en
  • DK58289C - Method for the manufacture of electric discharge containers, preferably with a metal flask. : da en
  • DE700873C - Method for achieving beat reception of ultrashort electrical waves : de en
  • FR859942A - Recording process on flexible film, film, disc, and any platinum material, by softening the material : en fr
  • GB531300A - Circular rolling press for briquetting fine coal and the like : en
  • ES146310A3 - Apparatus for the continuous wet separation of the heaviest components from the lighter ones, in granular, powdery or muddy mixtures of different kinds. : en es
  • US2226963A - Blade ejector magazine : en
  • US2227303A - Alarm and control mechanism : en
  • GR9389B - SILVER FROM ALTERNATIVE IMAGES. : el en
  • ES146466A1 - A procedure for the recovery of sulfur dioxide. : en es
  • GB531147A - Improvements in gyrators for washing machines : en
  • DE700813C - Device to prevent slagging of the smoke pipe inlet openings in smoke pipe boilers : de en
  • GB531292A - Manufacture of disazo dyestuffs : en
  • GB531128A - Crankshaft lapping machine : en
  • ES146378A1 - A procedure for the preparation of catalysts. : en es
  • US2226625A - Buffing or polishing wheel : en
  • US2227151A - Damming attachment : en
  • ES146497A1 - A procedure to convert the remnants of all kinds of leather into plates. : en es
  • ES146355A1 - Improvements in dust vacuums. : en es
  • GB531154A - Improvements in and relating to chick rearers : en
  • GB531416A - An improved system for controlling radio receivers : en
  • DK58293C - Sowing seed. : da en
  • CA393559A - Asphalt emulsion : en fr
  • PL29394B1 - A method of machine-making cigarettes uniformly filled with tobacco and an apparatus for carrying out the method. : en pl
  • US2227218A - Wrench : en
  • DE700956C - Roll film camera : de en
  • FR859901A - Improvement of crimped metal caps, in particular for condiment containers : en fr
  • US2226641A - Ventilator : en
  • US2226810A - System for controlling vapor pressure in fuel supply tanks : en
  • US2227143A - Printing device, particularly for tabulating machines controlled by record cards or bands : en
  • USD124431S - Design fob a hat holder : en
  • CH212963A - Chassis side members made of tubes. : de en
  • AU430740A - Improvements in cathodes of electric discharge devices : en
  • CA393478A - Electric capacitor : en fr
  • FR859802A - Camera for taking successive images arranged in horizontal rows superimposed on the same sensitive surface : en fr
  • CH212872A - Play mark. : en fr
  • CH212903A - Stationary bearing part for moving machine parts. : de en
  • CH212961A - Locking device on vacuum devices for flowing dry material. : de en
  • US2227056A - Background reinserter : en
  • US2226687A - Unidirectional v-type antenna system : en
  • US2227231A - Tractor hitch : en
  • US2227016A - Television cathode ray tube : en
  • US2226665A - Plow : en
  • DE700830C - Pay bag : de en
  • US2226651A - Crucible support : en
  • US2227024A - Electron scanning tube : en
  • SU58622A1 - Speed limiter cage and mine hoist : en ru
  • US2227165A - Evaporator for periodical absorption refrigerating plants : en
  • US2227078A - Heterodyne receiver for ultrashort waves : en
  • US2226750A - Classifier : en
  • US2226890A - Apparatus for automatically molding confectionery : en
  • US2227379A - Engine mounting : en
  • USD124328S - Design for a bottle : en
  • US2226587A - Disk harrow : en
  • US2227240A - Transmission mechanism for cameras : en
  • ES146380A1 - An electric incandescent lamp filled with gas. : en es
  • DE700939C - Production of black Fe O pigments : de en
  • FR859833A - Machine intended to operate on master cards and detail cards : en fr
  • FR859866A - Improvements made to assemblies such as internal combustion engines, comprising a regulator : en fr
  • GB531109A - Improvements in and relating to precious stones and jewellery : en
  • GB531120A - Improvements in dewaxing of hydrocarbon oils : en
  • GB531226A - Improvements in or relating to processes of producing or preparing a concentrate of naturally occurring vitamin e and antioxidant from a vegetable oil, and the concentrate resulting therefrom : en
  • ES146276A1 - A process for the preparation of aliphatic ether-oxides and suitable apparatus or installations for this preparation. : en es
  • PL29424B1 - : en pl
  • DE700875C - Cord drive for rotatable tuning means of high frequency devices : de en
  • GB531139A - Improvements in air heating and ventilating apparatus for motor vehicles, motor boats or other structures : en
  • GB531373A - Improvements in automatic control apparatus for polyphase regulating transformers : en
  • DE700930C - high voltage machines : de en
  • US2226581A - Carpet sweeper : en
  • FR859982A - Method of heating metal objects by induction : en fr
  • GB531166A - Improvements in or relating to furnace fronts : en
  • GB531387A - An improved appliance for picking up incendiary bombs and the like : en
  • US2226874A - Brake arrangement : en
  • US2226919A - gubelman : en
  • US2226939A - Watchcase : en
  • US2227108A - Signaling system : en
  • US2226691A - Key construction : en
  • USD124365S - Design for a textile fabric : en
  • FR859904A - Method and systems for finding the direction of propagation of electromagnetic waves : en fr
  • FR859990A - Device for controlling the position of an object : en fr
  • DE700831C - Process for the production of pure, unfelted fiber, especially cellulose pulp : de en
  • GB531291A - Improvements in and relating to attaching means for carrying handles : en
  • ES146255A1 - Closing and firing device for automatic firearms. : en es
  • GB531225A - Improvements in or relating to processes of producing vitamin emulsions and improved vitamin emulsions resulting therefrom : en
  • US2227010A - Television scanning means : en
  • US2227072A - Electromechanical translating device : en
  • US2227148A - Shoe tree : en
  • DE700955C - Chain wheel drive with two axially displaceable pairs of conical pulleys and a wedge link chain : de en
  • DE700765C - Process for obtaining the total pigment substances of the turmeric drugs and their salts : de en
  • US2226673A - Welder's chipper : en
  • ES146397A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 136708 : en es
  • FR859910A - Finishing machine for stereotypical semi-cylindrical clichés : en fr
  • FR860023A - Friction brake improvements : en fr
  • US2226803A - Age resistor : en
  • USD124424S - Design for a display sign : en
  • USD124458S - Design for a dress : en
  • FR859897A - Forging hammer operated by compressed air at very high pressure : en fr
  • FR860003A - Photographic copying device : en fr
  • ES146443A1 - A device for effecting the evacuation, without inversion or mixing, of granulated bodies contained in a container. : en es
  • ES146343A1 - A continuous process for the integral use of vulcanized rubber waste. : en es
  • GB531455A - Improvements in and relating to apparatus for demonstrating electrical experiments : en