• CA411699A - Starter switch for gaseous discharge devices : en fr
  • US2316543A - Catalytic oxidation : en
  • US2316716A - Luggage : en
  • CH226413A - Ladder support. : de en
  • CH226436A - Device for folding the edge of lengths of fabric. : de en
  • US2316586A - Abrasive machine : en
  • CH226649A - Process for the production of hollow metallic propeller blades. : de en
  • CA411829A - Journal box : en fr
  • FR881161A - Tubular oreuse line for centimeter waves : en fr
  • US2316479A - Fountain pen : en
  • CH226480A - Device with at least one electromagnetically operated vibrating tongue. : de en
  • DE734348C - Process for processing hot coke : de en
  • FR881102A - High frequency iron anti-parasite self : en fr
  • CA411759A - Enamelled oven door : en fr
  • US2316239A - Method and apparatus for determining density of fluids : en
  • US2316393A - Cultivating plow : en
  • US2316540A - Telephone sterilizer : en
  • US2316199A - Locking mechanism for doors : en
  • US2316551A - Toy train controller : en
  • DE734320C - Switching element for installation switch : de en
  • DE734383C - Elastic suspension for motorcycles, bicycles or the like. : de en
  • DE734467C - Device for purifying air : de en
  • GB552537A - Improvements in and apparatus for the treatment of biscuits and the like with oil or similar liquids : en
  • US2316312A - Railway switch rod connecting means : en
  • US2316534A - Protractor : en
  • SE107077C1 - : en
  • US2316163A - Attachment plug : en
  • US2316254A - Reversible fabric : en
  • US2316528A - Door fitting : en
  • DE734490C - Casting mold for the production of concrete or reinforced concrete ceilings : de en
  • CH226546A - Connector pin for electrical contact devices. : de en
  • GB552501A - Improvements in or relating to devices for marking out and machining workpieces : en
  • CH226602A - Machine for peeling potatoes, beets and the like. : de en
  • US2316228A - Process for the production of chromite blocks : en
  • US2316268A - Photographic emulsion : en
  • US2316712A - Soil retaining wall for basement windows : en
  • US2316404A - Lighting fixture construction : en
  • DE734511C - Production of crystallized sodium tripolyphosphate (Na P O aq) : de en
  • AU694042A - Improvements in or relating toa seal device : en
  • CH226623A - Process for the production of a vat dye. : de en
  • CH226459A - Process for the production of metal coatings. : de en
  • CH226463A - Rotary duplicator for printing at least part of a multi-line printing form. : de en
  • CA411845A - Shaving brush : en fr
  • US2316219A - Composition for cleaning aluminum : en
  • US2316346A - Method of making wheel trim : en
  • USD135478S - Design for a desk lamp : en
  • US2316214A - Control of electron flow : en
  • USD135490S - Stuffed toy or similar article : en
  • USRE22301E - Cementing process : en
  • DE734530C - Internal combustion engine : de en
  • DK60797C - Procedure for the manufacture of a charcoal collector with a free-bearing lamella ring. : da en
  • CH226573A - Circuit arrangement with two-wire equalizer in telecommunications system. : de en
  • US2316218A - Triple valve bracket : en
  • CA411731A - Tape marker : en fr
  • FR881132A - Binder for dust : en fr
  • GB552535A - Improvements in protecting tiles for electric cables and the like : en
  • US2316605A - Preparation of organic esters : en
  • US2316232A - Flooring material and floor construction : en
  • DE734334C - Needle roller line for staple viscose and mixed comb fabrics containing cellulose : de en
  • FR881158A - Bearing for chemical industry : en fr
  • FR880979A - Double acting press : en fr
  • US2316703A - Loom for weaving : en
  • GB552564A - Improvements in or relating to change-speed gearing : en
  • CH226644A - Bath for the electrolytic deposition of heavy metals. : de en
  • CH226439A - Device for cutting off gauze tubes and similar structures. : de en
  • FR881110A - Process for continuously producing deep-shrunk viscose rayon : en fr
  • US2316570A - Washing apparatus : en
  • US2316626A - Control device : en
  • US2316175A - Sound reproducing means : en
  • DK60794C - Device for mains-connected radio receivers for reducing power consumption. : da en
  • ES144172A1 - Improvements in artillery materials. : en es
  • FR880986A - Process for the preparation of piperidine and nu-substituted piperidines : en fr
  • GB552598A - An improved potato harvesting machine : en
  • US2316723A - Wrecking bar with ladder hook : en
  • DE734478C - Adhesive tape for attaching the free pointed end of a paper web to the associated paper replacement roll in paper roll attachment devices : de en
  • FR881040A - Process for preparing dyestuffs based on symmetrical and asymmetrical trimethinecarbocyanines, where appropriate substituted in the central carbon atom of the methine chain : en fr
  • FR881183A - Buzzer : en fr
  • FR881060A - High frequency power transmission cable : en fr
  • FR881126A - Improvements to lamp holders : en fr
  • US2316241A - Preparation of beer : en
  • GB552565A - Improvements in or relating to the heeling of shoes : en
  • GB552636A - Improvements in and in the manufacture of tyres for wheels : en
  • DE734363C - Metal vapor discharge apparatus, in particular mercury vapor converters : de en
  • GB552639A - Improvements in and relating to means for the casting and extrusion of plastics such as synthetic resin : en
  • CH226440A - Support part for items of clothing with at least one helical spring arranged in an envelope. : de en
  • CA411849A - Electric rectifier device : en fr
  • FR881055A - Assembly intended to maintain constant the voltage at the terminals of an electrical device supplied from a variable voltage current source : en fr
  • CH226464A - Device for mapping the intensity distribution in a beam of slow neutrons. : de en
  • DE734261C - Pulling device for the trailer coupling of motor vehicles : de en
  • DK60791C - Ice Cream Making Machine. : da en
  • US2316341A - Quick rering piston : en
  • US2316384A - Container : en
  • US2316658A - Reinforced bag : en
  • US2316749A - Cellular glass and process for its manufacture : en
  • FR880982A - Signaling device for bicycles : en fr
  • FR880976A - Improvements in manufacturing processes for gear trains, totalizing movements, clock movements for counters, measuring devices or others : en fr
  • FR881129A - Method and apparatus for treating and smoothing glass yarn sheaths applied to electrical conductors : en fr
  • FR881190A - Building brick : en fr
  • CH226622A - Process for the production of a vat dye. : de en
  • US2316240A - Control apparatus : en
  • DE734486C - Device for the heat treatment of substances in the electric capacitor field, in particular by means of short or ultra short waves, in the pull-through process : de en
  • US2316564A - Humidification : en
  • NL54342C - : en
  • US2316329A - Subsurface prospecting : en
  • US2316590A - Portable apparatus for treating flax straw : en
  • CH226450A - Process for the preparation of haloalkyl glycosides. : de en
  • US2316513A - Control means for prime mover driven generators : en
  • US2316637A - Phonograph record scanning device : en
  • CH226410A - Mobile drying plant. : de en
  • FR881135A - Automatic metering injector for heat engines : en fr
  • DE734333C - Lead calculator : de en
  • ES159006A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • US2316683A - Apparatus for loading sheathed wire heating units : en
  • US2316524A - Balance testing device : en
  • DE734241C - Lacquers : de en
  • US2316320A - Hydraulically and pneumatically controlled mount for automatic guns : en
  • USD135476S - Design for an insulating siding corner unit : en
  • GB552589A - Improvements in or relating to comparators : en
  • GB552625A - Improvements relating to the internal grinding of screw threads : en
  • FR881133A - Process for cooling hot muddy concentrates which form during the concentration of liquids, especially high boiling acids : en fr
  • US2316494A - Oil well pump controller : en
  • GB552553A - Improvements in or relating to containers in flat form capable of being erected into hollow self-supporting formation : en
  • FR881012A - Averages indicator : en fr
  • US2316560A - Structural element : en
  • US2316740A - Leather manufacture : en
  • FR881196A - Plastic compositions based on superpolyamides : en fr
  • US2316713A - Fluid-sealing and dust-excluding device for shafts, bearings, and the like : en
  • US2316690A - Swivelly mounted coupling nut : en
  • US2316285A - Connector : en
  • US2316589A - Lamp or illuminated ornament : en
  • US2316368A - Vegetable peeling machine : en
  • US2316523A - Garment hanger : en
  • US2316639A - Alarm signal system : en
  • USD135461S - Design for a spoon or similar article : en
  • DK60793C - Control device with Keys for Signal and Switching Systems at Railways. : da en
  • DE734318C - Circuit arrangement for anode voltage modulation of a transmitter with a push-pull B amplifier as a B modulator : de en
  • DE734263C - Hydraulic vibration damper : de en
  • GB552623A - Improvements in the form of nosepieces as applied to microscopes : en
  • FR881122A - Airtight seal for pneumatic machines using a reciprocating tool, in particular for compressed air rams : en fr
  • DE734202C - Extrusion press for processing plastic masses, such as clay or the like. : de en
  • US2316687A - Molded cushion : en
  • DE734387C - Device for switching on the electric rail brakes in electrically operated vehicles : de en
  • CH226591A - Wheel with tubular tires for bicycles and bicycle trailers. : de en
  • USD135466S - Design for a deck of playing cards : en
  • US2316549A - Pneumatic tire assembly : en
  • US2316670A - Flash distillation of organic sulphonate solutions : en
  • DE734244C - Process for the superficial saponification of fibers made from acetyl cellulose : de en
  • DE734290C - Gas cleaner designed as a cyclone for internal combustion engines powered by generator gas : de en
  • GB552631A - Improvements in molds for casting molten metal : en
  • DE734271C - Multi-stage contact speed regulator without auxiliary contacts to influence the field circuit of an electrical machine : de en
  • DE734418C - Process for the production of alkyd resins : de en
  • DE734531C - Reversing device for reversible internal combustion engines : de en
  • USD135473S - Metal cutting machine or similar article : en
  • ES142865A3 - Improvements in the manufacture of cement and asbestos sheets with smoke outlet. : en es
  • CH226587A - Multipart tube. : de en
  • CA411831A - Telegraph divided multiplex channel system : en fr
  • US2316385A - Container : en
  • ES144249A1 - Light metal plunger made of aluminum, magnesium or aluminum or magnesium alloys for explosion engines, and procedure and device to manufacture a metallic plunger on its surface. : en es
  • FR881162A - Indirectly heated cathode socket of an electric discharge vessel : en fr
  • US2316537A - Overfall sampling device : en
  • CH226432A - Cooking box designed as a suitcase. : de en
  • DE734533C - Cooling process in fluid-cooled internal combustion engines for driving aircraft with a charger driven by an exhaust gas turbine and fluid cooling of the air conveyed by the charger and a device for carrying out the cooling process : de en
  • ES151658A1 - PROCEDURE TO INCREASE THE FLAMMABILITY OF FABRICS : en es
  • US2316735A - Boiler : en
  • CH226646A - Compressed gas inlet valve on internal combustion engines. : de en
  • US2316350A - Fringe : en
  • DE734398C - Process for dyeing animal fibers with acidic dyes in the presence of moth repellants : de en
  • CA411711A - Condenser construction : en fr
  • US2316324A - Copyholder : en
  • US2316427A - Sanitary safety guard for poultry drinking fountains : en
  • DE734280C - Steam cylinder block with slide or valve control, especially for locomotives : de en
  • DE734296C - Cutting machine tool, in particular a lathe : de en
  • DE734464C - Device for venting the pressure line of reciprocating compressors in order to facilitate restarting : de en
  • GB552505A - Improvements in or relating to shock absorbers : en
  • CA411753A - Electric blasting initiator : en fr
  • DE729375C - Method and device for closing a polygonal container jacket by inserting a closure part and a blank for producing the closure part : de en
  • CH226603A - Tilting device on reclining furniture. : de en
  • DE734516C - Earth fault protection device for the DC exciter circuit of runners of electrical machines : de en
  • DE734350C - Method for monitoring steam power plants : de en
  • USD135501S - Design fob a jacket : en
  • DE734183C - Lubricant for hot glazing of pipes : de en
  • FR880951A - Control device for mobile cable crane : en fr
  • FR881080A - Rapid remote protection device for direct current installations : en fr
  • GB552615A - Improvements in or relating to the manufacture of pigments : en
  • GR10075B - FOOTWEAR PUMP SYSTEM. : el en
  • CA411834A - Polarized relay : en fr
  • DE734278C - Process for the preparation of unsaturated ketones with a terminal vinyl group : de en
  • DE734460C - Collapsible tent frame to be carried on motor vehicles : de en
  • US2316173A - Sheet making apparatus : en
  • DE734404C - Rigid connection of the beams of swimming bridges : de en
  • NL55159C - : en
  • DE734325C - Device for measuring the absolute thermal expansion of solids : de en
  • FR881177A - Pocket lighter mounted on a styliform body : en fr
  • US2316207A - Method and apparatus for rapidly drying casein curd and like substances : en
  • US2316369A - Tire-building apparatus : en
  • US2316609A - Article supporting rack : en
  • US2316483A - Contour scriber : en
  • DE734524C - Process for stabilizing synthetic polymers or copolymers of vinyl chloride : de en
  • GB552574A - Improvements in stop mechanisms particularly for straight bar knitting machines : en
  • FR881004A - Distribution and compression flap device for molding wheel press : en fr
  • DE734273C - Process for the production of soapy-technically valuable fatty acids : de en
  • ES153110A1 - A PROCEDURE, WITH ITS APPARATUS, FOR THE MANUFACTURE OF NON-METALLIC CONTAINERS : en es
  • USD135459S - Design for a card follower : en
  • GB552557A - Improvements in the operation of aircraft retractable alighting gear : en
  • GB552521A - Improvements in and connected with boxes for housing electric couplings, fuses and the like : en
  • US2316237A - Means for controlling the supply of air to the closed cabins of aircraft : en
  • US2316511A - Fish stringer : en
  • USD135468S - Design fob a nebuijzer : en
  • DE734381C - Vehicle with running chains in roller conveyors : de en
  • DE734302C - Process for the production of positive blueprints with the help of diazosulfonates : de en
  • FR880968A - Improvements in the drawing of strands and rovings of textile fibers : en fr
  • FR881195A - Plastic compositions : en fr
  • US2316376A - Chilling means for draft beverages : en
  • US2316477A - Shaft drive for motorcycles : en
  • ES152702A1 - IMPROVEMENTS IN THE MANUFACTURE OF BEDS TO PRODUCE AND SUPPLY ELECTRIC, LIGHT AND STEAM HOT AIR BATHS : en es
  • US2316495A - Liquefied gas dispensing system : en
  • DE708736C - Silo with pipe sections composed of plates : de en
  • FR881121A - Device for evacuating the gas washing water on boats propelled by gas generators : en fr
  • FR880978A - Improvements made to mounting devices for electric lamps with two opposite bases (ceiling type), in particular those for lamps axially engaged in their housing : en fr
  • US2316675A - Sliding car door : en
  • US2316161A - Grinding tool : en
  • USD135493S - Combined bicycle guard and lamp : en
  • US2316314A - Fishing reel : en
  • DE734428C - Lock with a releasable coupling link provided between the follower and the follower arm : de en
  • GB552638A - Improvements in or relating to methods of electropolishing metals and aqueous electrolytes suitable for use in such methods : en
  • US2316621A - Process of treating edible oils or fats : en
  • GB552579A - Improvements in or relating to chain or conveyor links : en
  • FR881160A - Binder for paint, its manufacturing process and paint prepared from this binder : en fr
  • DE734317C - Circuit for powerless modulation of a braking field tube : de en
  • DE734307C - Inner shoe brake, especially for motor vehicles : de en
  • FR881179A - V-belt improvements : en fr
  • GB552596A - Improvements relating to liquid delivery apparatus : en
  • US2316167A - Electrical outlet : en
  • US2316512A - Liquid phase extraction of glyceride oils and acids : en
  • DE734336C - Process for obtaining all essential components of yeast : de en
  • DK60786C - Igniter made of lignite and methods of making such an igniter. : da en
  • DE734437C - Feed water regulator, especially for ship boilers : de en
  • FR881150A - Adjustable magnetic circuit : en fr
  • FR880995A - Application of the phenomenon of refraction to perfume bottles or others : en fr
  • US2316742A - Ceramic coating composition : en
  • ES153168A1 - A WORK TRANSPORTATION DEVICE : en es
  • DE734368C - As a serving trolley or warming device for food or dishes, preferably electrically heated oven for space heating : de en
  • US2316226A - Oil burning apparatus : en
  • US2316708A - Method of printing : en
  • CH226493A - A process for manufacturing foundry cores and molds. : en fr
  • CH226437A - Device for dewatering the laundry arranged on the washing machine with a rotating washing drum. : de en
  • GB552591A - Improvements in and connected with electrical systems for heating fluids in pipes and in containers : en
  • FR880965A - Alkaline or alkaline earth hypochlorite : en fr
  • GB552632A - Improvements in sieves for granular materials : en
  • US2316183A - Pin setter for bowling alleys : en
  • US2316414A - Brake : en
  • US2316601A - Cord plug : en
  • US2316165A - Process of making composite frozen edible products : en
  • US2316606A - Polycarboxylic acids : en
  • US2316661A - Sliding car door : en
  • CA411709A - Briquette press : en fr
  • FR881143A - Armored tire for vehicle wheels : en fr
  • US2316252A - Attachment for skis : en
  • DE734379C - Four wheel drive motor vehicle : de en
  • FR881094A - Machine for pricking and threading tobacco leaves : en fr
  • FR881146A - Method and device for manufacturing insulators, in particular paper, metallized, for electrical capacitors : en fr
  • GB552613A - Improvements in metal cutting or like machine tools : en
  • FR881198A - Anti-slip and anti-slip device for endless chains : en fr
  • DE734432C - Process for the production of a phytosterol concentrate rich in stigmasterin : de en
  • FR881010A - Transmitter or receiver frame for radioelectricity : en fr
  • GB552506A - Improvements in or relating to shock absorbers : en
  • US2316508A - Strand handling apparatus : en
  • FR881154A - Bogie frame for rail vehicles : en fr
  • GB552507A - Improved driving mechanism of internal combustion engines : en
  • DE734287C - Process for the production of Kuepen dyes : de en
  • FR881106A - Process for manufacturing synthetic objects such as threads, films, ribbons, plastics, etc. : en fr
  • GB552561A - Improvements in emulsions suitable for ice cream or the like : en
  • DE734466C - Bending device for bar iron : de en
  • DE734501C - Rotary ram : de en
  • FR881005A - Synthetic product similar to leather : en fr
  • FR881031A - Preparation process for plastic masses : en fr
  • CA411832A - Glass cleaner : en fr
  • US2316583A - Manufacture of tungstic acid : en
  • US2316717A - Luggage : en
  • ES151606A1 - PROCEDURE FOR THE MANUFACTURE OF FOOD PRODUCTS THAT ARE CONSUMED IN INFUSION OR RAW : en es
  • GB552528A - Improvements in or relating to automatic sheet or blank feeders : en
  • CH226420A - Heat pump designed as a compression refrigeration machine. : de en
  • US2316206A - Liquid filter and filtering unit therefor : en
  • US2316272A - Runner attachment for scooters : en
  • US2316288A - Device for preventing speed oscillations and vibrations of the rotary members of machines : en
  • US2316301A - Illuminated magnifying lens and reading glass : en
  • US2316636A - Polycarboxylic acids : en
  • US2316421A - Combination heating and ventilating system : en
  • FR881118A - Desktop Typewriter Brake Housing : en fr
  • GB552546A - Improvements in record changing mechanisms for gramophones : en
  • FR881113A - Vibrating screen : en fr
  • US2316702A - Motor trailer chassis : en
  • GB552559A - Improvements in or relating to combing machines for textile fibres : en
  • DE734455C - Hot air dispenser for warming up internal combustion engines : de en
  • IE16427L - Framework for wall boards : en
  • FR881107A - Small circuit breaker serving as an installation switch at the same time : en fr
  • FR881059A - Improvements to electric cooking stoves : en fr
  • FR881085A - Mechanical amplification of torsional movements with friction transmission : en fr
  • FR881100A - Mutually inclined disc drive mechanism : en fr
  • FR881033A - Improvement in saucepans and similar culinary vessels : en fr
  • DE734340C - Number switch for coin operated telephones : de en
  • AU116772B2 - Improvements inthe harvesting of grain : en
  • US2316734A - Can crusher and baler : en
  • FR881009A - Vehicle wheel : en fr
  • DE734324C - Device for displaying sudden temperature fluctuations : de en
  • US2316211A - Electrical fence charging apparatus : en
  • FR881019A - Improvements made to elastic means such as those for providing suspension, in particular for wheels or elastic tires : en fr
  • DK60790C - Ice Cream Making Machine. : da en
  • US2316472A - Manufacture of vinyl esters : en
  • CA411774A - Electric phonograph : en fr
  • CA411809A - Wood preserving process and composition : en fr
  • AU116783B2 - Improvements in or relating toa seal device : en
  • DE734279C - Process for the production of cation-exchanging synthetic resins : de en
  • US2316714A - Leather treating agent : en
  • GB552569A - Improvements relating to the production of coatings on ferrous surfaces : en
  • GB552549A - Improvements in or connected with inflator nozzles : en
  • DE685819C - Brake device with centrifugal weight brake bodies moving in opposite directions to the brake drum : de en
  • FR881006A - Synthetic product similar to leather : en fr
  • US2316185A - Rotary brush : en
  • AU410042A - Improvements relating to generators for producer gas apparatus : en
  • CH226462A - Card index. : de en
  • CH226607A - Process for the preparation of an azo dye. : de en
  • GB552622A - Improvements in cathode ray tubes : en
  • US2316156A - Contact breaker device : en
  • CH226522A - Valve-controlled piston machine. : de en
  • FR881156A - Low frequency induction tilting furnace, especially for light metals : en fr
  • US2316217A - Single car testing device : en
  • US2316686A - Gas collector and vent : en
  • CA411828A - Football : en fr
  • CA411726A - Return mail folder : en fr
  • CA411801A - Knitting machine yarn-changing furnishing mechanism : en fr
  • US2316180A - Mold : en
  • US2316478A - Pen point material : en
  • US2316572A - Process of finishing electric conductors : en
  • FR880980A - Pneumatic brake improvements for vehicles : en fr
  • FR880994A - Briquettes from rolling mills : en fr
  • US2316588A - Riding breeches : en
  • CH226554A - Extinguishing spark gap, especially for surge arresters. : de en
  • CA411780A - Metal roll handling device : en fr
  • CH226560A - Electrical conversion assembly. : de en
  • US2316344A - Flash lamp : en
  • FR881139A - Series of carbon paper sheets : en fr
  • GB552542A - Improvements connected with the bearings of rolling mills, mixers, calenders, or like apparatus for acting on rubber or like mixes or masses : en
  • US2316598A - Method of polymerizing 2-halogenobutadiene-1,3 : en
  • US2316711A - Tube coupling : en
  • US2316459A - Rotary drier : en
  • CH226428A - Setting device. : de en
  • CH226647A - Apparatus for the hearing impaired. : de en
  • CA411795A - Railway car anti-vibration mounting : en fr
  • CA411848A - Radio beacon system : en fr
  • CH226596A - Support of the car body in tram cars with steering racks. : de en
  • CA411741A - Telephone system : en fr
  • CA411794A - Incubator hatcher : en fr
  • US2316454A - Case carrier for bottles : en
  • CA411790A - Brake : en fr
  • CA411811A - Very pure magnesium production : en fr
  • US2316361A - Method and apparatus for surveying wells : en
  • CA411737A - Tire cross-chain hook : en fr
  • CH226421A - Process for producing fibers with a rough surface from glass, slag or other substances that are plastic when exposed to heat : de en
  • CH226578A - Key preselection device for automatic telephone subscriber station. : en fr
  • CH226643A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • CH226499A - Chainsaw. : de en
  • CH226534A - Process for air cooling a vehicle internal combustion engine radiator and device for carrying out this process. : en fr
  • US2316668A - Wall unit assembly : en
  • FR881194A - Nail file : en fr
  • CH226599A - Device used to move a vehicle. : en fr
  • CA411723A - Telephone message broadcasting apparatus : en fr
  • CA411843A - Coating composition : en fr
  • USD135457S - Design fob a slicing board : en
  • DE734002C - Internal combustion engine : de en
  • US2316737A - Process for production of carbon tetrachloride : en
  • US2316366A - Fluorescent material : en
  • CA411702A - Tongs : en fr
  • US2316172A - Bullet : en
  • US2316349A - Hollow tubular member : en
  • US2316380A - Polymerization of olefins : en
  • US2316676A - Burring machine : en
  • FR881035A - Brake regulator for compressed air brakes, especially for truck trailers : en fr
  • CH226632A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • NL54236C - : en
  • ES152724A1 - A SYSTEM, WITH ITS CORRESPONDING DEVICES, FOR THE INSTALLATION IN RAILWAYS OF MICROPHONE STATIONS ADAPTABLE TO RADIO EMISSIONS : en es
  • US2316518A - Rub-out machine : en
  • CH226445A - Method and device for drying dry goods stored on hurdles. : de en
  • DE734256C - Connection of the center electrode of spark plugs to the ceramic insulator : de en
  • CH226429A - Device for enabling an office machine to be easily moved to and fro on an office table. : de en
  • FR881050A - Anti-loop spoon for casting fishing : en fr
  • GB552517A - Improvements in and connected with electric fuse holders : en
  • DE734341C - Compressed gas switch with multiple interruption : de en
  • DE734522C - Holder for shaving brush : de en
  • CH226537A - Lubricator on fuel injection pumps. : de en
  • CH226581A - Antenna lead. : de en
  • FR880956A - Masses for porous stones and method of manufacturing such masses : en fr
  • FR880961A - Railway track laying apparatus (single track) and laying method resulting from its use : en fr
  • US2316554A - Double deck stock car : en
  • CH226520A - Change gear. : de en
  • DE734409C - Device for regulating the heating output of an electrically heated tunnel oven, in particular a roller-block oven : de en
  • CH226533A - Control device for the fuel supply to internal combustion engines. : de en
  • GB552548A - Improved centrifugal dressing machine primarily for separating flour and meal from crushed cereal products : en
  • AU119857B2 - Improvements in or relating to variable-speed transmission : en
  • CA411697A - Ice cream dispenser : en fr
  • CA411833A - Printing telegraph selecting and typing means : en fr
  • CH226503A - Accelerated drying process. : en fr
  • US2316441A - Trolley crossing and switch device : en
  • CH226506A - Method and apparatus for spraying thermoplastic insulating materials, resins and the like. : de en
  • CH226590A - Hydraulic braking device. : de en
  • CH226518A - Valve with metal housing. : de en
  • CH226567A - Gas burner. : de en
  • ES147739A1 - Improvements in continuous devices for the manufacture of superphosphates and similar products. : en es
  • USD135487S - Combined stand and perfume bottle : en
  • GB552500A - Improvements in or relating to the coating of surfaces : en
  • GB552526A - Improvements in or relating to amplifying circuits for ultra-short waves : en
  • CA411769A - Sheet material surfacing apparatus : en fr
  • FR881013A - Film processing machine after exposure : en fr
  • FR881070A - Radiator shielding for vehicles, in particular for airplanes : en fr
  • DE734459C - Hose extension provided on tankers for refueling aircraft : de en
  • DE734479C - Soil compactor : de en
  • DE734474C - Process for the production of monoethers of the 3,4-dioxytetrahydrofurans : de en
  • GB552498A - Improvements in or relating to the manufacture of cellulosic sheets and films : en
  • USD135484S - Both am : en
  • CA411738A - Hydraulically controlled brake : en fr
  • CH226626A - Process for the production of a vat dye. : de en
  • CH226414A - Plant pot. : de en
  • DE712595C - Switch for high frequency : de en
  • GB552504A - Improvements in and relating to filament covering or wrapping machines : en
  • DE733873C - Double roller roller for webs made of paper or the like. : de en
  • DE734264C - Steering linkage for vehicles : de en
  • DE734461C - Device for preventing the hose and jacket from escaping from the rim of pneumatic tires : de en
  • DE734497C - Elastic wheel tires : de en
  • GB552593A - Flow control apparatus for washing machines and the like : en
  • ES151900A1 - NEW ARMED TIRE : en es
  • GB552585A - Improvements in and relating to spectacles : en
  • DE734255C - Process for the production of electrodes for spark plugs : de en
  • DE734500C - Internal combustion pile puller, ram, hammer drill or the like. : de en
  • GB552551A - Improvements in and relating to the manufacture of aromatic products from light olefins : en
  • CH226486A - Prism attachment in front of a double lens of a stereo recording or playback device. : de en
  • CH226601A - Device for regulating adjustment propellers. : de en
  • FR881007A - Gas purification process using a heterogeneous helical path filter : en fr
  • US2316387A - Method of making fur coats : en
  • USD135456S - Design for a timepiece dial : en
  • US2316265A - Convertible bulkhead for refrigerator cars : en
  • CA411720A - Crosshead for locomotives : en fr
  • FR881145A - Automatic adjustment of electrodes for three-phase arc furnaces : en fr
  • US2316233A - Expansion joint : en
  • US2316738A - Bottle carrier : en
  • US2316168A - Rake : en
  • CH226434A - Hopper with shut-off valve. : de en
  • CH226448A - Device for the electrolysis of solutions containing alkali salts. : de en
  • US2316542A - Oil burner blower housing : en
  • USD135500S - Design for a check writing machine casing : en
  • DE734517C - Glow relay with cold electrodes : de en
  • CH226487A - Device for uniform illumination of a picture window. : de en
  • US2316235A - Automatic flap control for airplanes : en
  • FR51738E - Gas tap : en fr
  • GB552616A - Improved method of and means for burring the wool or fur of animal skins : en
  • US2316410A - Watt-hour meter : en
  • US2316627A - Computing device : en
  • US2316667A - Crane : en
  • DE734327C - Expandable winding mandrel for winding sleeves, etc. made of paper or the like. : de en
  • DE734471C - Process for the production of purified lignin sulfonic acid preparations : de en
  • US2316502A - Rim and attaching means for pneumatic tires : en
  • US2316665A - Production of iron and steel : en
  • DE734373C - Connector for driving belts made of leather, fabric or metal : de en
  • ES146470A3 - A mechanical process for the multiple production of toric curvature optical crystals. : en es
  • DE734393C - Centrifugal compressor for supercharging internal combustion engines : de en
  • DE734503C - Process for the production of water-soluble basic aluminum compounds : de en
  • FR881074A - Car lift for garages : en fr
  • FR881104A - Method of using gas turbines : en fr
  • GB552566A - Improvements in or relating to splitting, skiving or like machines : en
  • US2316561A - Automatic frequency regulator : en
  • DE734332C - Device to improve the effect of stabilizing surfaces : de en
  • GB552543A - Improvements in and relating to fastenings for doors, lids and the like : en
  • FR881038A - Axle control mechanism for heavy motor vehicles : en fr
  • ES144207A3 - Procedure for the application of insecticides against the moth. : en es
  • FR881114A - Audible alarm device to prevent theft of bicycles : en fr
  • FR880998A - Soft wooden sole for shoes : en fr
  • FR881200A - Automatic lighter, gas : en fr
  • GB552538A - Improvements in curlers for the hair : en
  • US2316466A - Instrument for the simultaneous direct determination of latitude and local sidereal time from a single setting on the night sky : en
  • NL54194C - : en
  • US2316641A - Air conditioning method and apparatus : en
  • US2316152A - Process of preparing sulphonium compounds : en
  • US2316203A - Strain responsive apparatus : en
  • USD135479S - Design fob a lamp : en
  • US2316204A - Hot stick : en
  • DE734266C - Bucket wheel excavator : de en
  • FR880983A - Process for the hydrolysis of cellulosic, hemi-cellulosic materials, polysaccharides and substances containing these materials : en fr
  • US2316270A - Preselector : en
  • US2316379A - Process of removing impurities from washed textiles : en
  • US2316153A - Direct reading meter : en
  • US2316579A - Method for removing metal coatings from bases : en
  • GB552634A - Improvements relating to apparatus for gauging screw-threads : en
  • CA411705A - Marlin-spike : en fr
  • GB552614A - Improvements in a process for production of vitaminized dry milk : en
  • DE734406C - Release device for self-actuating couplings that move on all sides, especially central buffer couplings : de en
  • US2316305A - Blackout shield : en
  • US2316607A - Method of packaging live lobsters : en
  • CH226634A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316728A - Gun perforator : en
  • US2316171A - Slicing machine : en
  • US2316357A - Method of preparing bituminous coating mixtures : en
  • US2316732A - Joint for doll bodies : en
  • CH226476A - Automatic temperature regulator of the contents of a container. : en fr
  • US2316303A - Semibright nickel deposition : en
  • US2316371A - Plastic compositions : en
  • US2316718A - Tire chain : en
  • GB552620A - Improvements relating to clamping, straightening and like devices for the workpiecesbeing operated upon by machine tools : en
  • US2316210A - Piston expander : en
  • ES151350A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • US2316309A - Greenhouse ventilation : en
  • US2316610A - Frequency converter : en
  • US2316643A - Photomechanical process : en
  • US2316654A - Conveyer for container sealing apparatus : en
  • FR881066A - Film guiding device : en fr
  • DE734300C - Machine for sewing multi-part workpieces in a running sequence : de en
  • US2316657A - Package cover : en
  • FR881047A - Chi-ray tube heat overload protection device incorporating an anode cooler : en fr
  • FR881180A - Improvements in guiding means for gauges, mandrels, or the like : en fr
  • FR880993A - Improvements to filters for gasifiers : en fr
  • ES147899A1 - Procedure for the manufacture of the active material for accumulators. : en es
  • FR881029A - Bicycle control by eccentric pedal : en fr
  • FR881095A - Towable control device, in particular for agricultural work : en fr
  • US2316439A - Spring bolt structure : en
  • US2316520A - Accounting machine : en
  • CA411783A - Glassware durability increasing method : en fr
  • FR881090A - Process for subdividing and separating cast metal in strands without chip removal : en fr
  • CA411729A - Porcelain insulator : en fr
  • NL54271C - : en
  • US2316345A - Outside covering for buildings : en
  • US2316695A - Theft prevention device : en
  • CH226556A - X-ray system with a device for setting the heating current of the X-ray tube. : de en
  • AU495042A - Resonant circuits : en
  • CH226504A - Device for controlling the closing organs of cone locks at the inlet and outlet of a treatment apparatus for granular bulk goods, in particular a vacuum dryer or preparer. : de en
  • CA411739A - Animal trap : en fr
  • CH226608A - Process for the production of a copper-containing trisazo dye. : de en
  • US2316697A - Internal combustion engine : en
  • CH226549A - Electric switch. : de en
  • CA411693A - Automatic firearm : en fr
  • CH226500A - Process for the impregnation of combustible materials with aqueous solutions of fire protection salts. : de en
  • CA411838A - Chain hoist : en fr
  • US2316271A - Treatment of hydrocarbons : en
  • CA411792A - Egg whitening method : en fr
  • AU114945B2 - Sparkplug and method of making thesame : en
  • CH226558A - Electron tube in which an electron beam with modulated speed is used to excite cavity resonators. : de en
  • CH226541A - Absorption cooling system for small cooling capacities. : de en
  • DE734328C - Roll film camera : de en
  • DK60804C - Excavation tool. : da en
  • ES151328A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF GASOGENS : en es
  • AU312841A - Improvements in sweep circuit generation for cathode ray tubes : en
  • US2316539A - Street sign : en
  • CA411765A - Non-corrosive anti-freeze : en fr
  • CA411814A - Magnetron oscillator : en fr
  • CH226577A - Circuit arrangement for marking different directions of traffic in telephone systems. : de en
  • CA411779A - Leaf spring treating apparatus : en fr
  • US2316419A - Illuminating device for pocketbooks : en
  • CA411785A - Television broadcast system : en fr
  • DK60795C - Electric Group Switch with Fuse and Visible Indicator. : da en
  • ES151470A1 - A WASHING AND PURIFYING APPLIANCE FOR VEGETABLE, ANIMAL AND MINERAL OILS AND FATS : en es
  • US2316599A - Motion picture reproducing system : en
  • US2316184A - Governor for revolving doors : en
  • US2316243A - Transmission line tool : en
  • US2316611A - Expansion thermometer : en
  • US2316666A - Typewriting machine : en
  • USRE22300E - Vulcanization of rubber : en
  • CA411781A - Dispensing hose and apparatus : en fr
  • GB552592A - Improvements in connection with the laying of concrete or like surfacing material onexisting concrete floors : en
  • CH226524A - Multi-stage axial compressor. : de en
  • CA411846A - Water purification apparatus : en fr
  • CH226471A - Game. : en fr
  • CH226475A - Turbine fluid meter. : en fr
  • CH226612A - Process for the production of a copper-containing trisazo dye. : de en
  • GB552510A - Process for vitaminising rice : en
  • US2316408A - Reciprocating cam mechanism : en
  • CA411754A - Electric blasting initiator : en fr
  • CH226417A - Device for opening and closing sliding shutters. : en it
  • CH226565A - Ignition transformer arrangement for high-voltage arc converters, especially Marx converters. : de en
  • CH226586A - Folding box. : de en
  • CH226510A - Cigar cutter. : de en
  • GB552531A - Improvements relating to show cards : en
  • US2316354A - Gain control : en
  • DE734389C - Arrangement for regulating the speed or voltage of electrical machines : de en
  • US2316162A - Tobacco smoking device : en
  • US2316409A - Oil well straightener : en
  • US2316499A - Tall-oil refining : en
  • CA411808A - Electrical insulating material : en fr
  • CA411694A - Power plant : en fr
  • FR881188A - Closed spring washer for axial elasticity : en fr
  • GB552629A - Improvements connected with wheels for agricultural tractors and other agricultural machines : en
  • CA411735A - Evaporating apparatus : en fr
  • CH226542A - Single phase collector machine. : de en
  • CH226621A - Process for the production of a vat dye. : de en
  • US2316255A - Anemometer : en
  • CH226528A - Process for supplying internal combustion engines and installation for its implementation. : en fr
  • FR880984A - Method for signaling the presence of lighting gas : en fr
  • CH226425A - Automatic control device for regulating organs in heating systems. : de en
  • US2316307A - Automatic mechanism for furnishing intermittent sprays of liquid soap for baths : en
  • US2316292A - Regulator resistance : en
  • CH226555A - Device for detecting sudden changes in state, in particular short circuits, in electrical circuits. : de en
  • FR881091A - Folding children's car : en fr
  • FR880954A - Device for measuring and recording the deflections of railway curves : en fr
  • US2316373A - Automatic change-over regulator for liquefied petroleum gas equipment : en
  • US2316575A - Glove : en
  • US2316225A - Ring-mounted jewelry : en
  • US2316469A - Cardboard box : en
  • US2316710A - Railway sleeping car : en
  • US2316680A - Toy crane : en
  • DE734356C - Transmission arrangement for generating course lines : de en
  • DE734429C - Practice bullet with shortened trajectory : de en
  • DE734377C - Device for the longitudinal cutting of a film strip into several sub-strips : de en
  • FR880974A - Process for depositing foil copper on the steel table of printing cylinders : en fr
  • GB552540A - Improvements in adjustable chairs for dental and like purposes : en
  • US2316342A - Cake candle holder : en
  • DE734258C - Stuffing box packing made of flake graphite, especially for high temperatures : de en
  • FR881062A - Process for obtaining yeast from cellulose constituents soluble in alkaline substances and from the preparation of viscose : en fr
  • ES152077A1 - A PROCEDURE FOR OBTAINING SOLID CARBONATE AND POTASSIUM CARBONATE BASED ON THE CORRESPONDING SULPHATES : en es
  • FR881044A - Switches for transformers : en fr
  • GB552597A - Improvements in or relating to devices comprising electric gaseous discharge tubes : en
  • AU245941A - Improvements relating to remote control systems : en
  • US2316327A - Carburetor : en
  • US2316392A - Heating stove : en
  • DE734519C - Device for depositing rayon threads : de en
  • ES147008A1 - An apparatus for making the undulation personally by chemical heating. : en es
  • DE734520C - Protective layer for models, forms or the like made of liquid and vapor-permeable materials for the production of dental prostheses made of rubber or thermoplastic plastics that can be hardened by polymerization or condensation : de en
  • CA411749A - Enclosed electric switch : en fr
  • CH226447A - Process for drying water-containing gases. : de en
  • FR881125A - Feeler bar regulator with safety contacts : en fr
  • DE734294C - Device for starting internal combustion engines by means of a compressed air motor : de en
  • GB552502A - Improvements in and connected with electric wiring systems : en
  • GB552587A - Improvements in or relating to anti-aircraft shells of the type containing a parachute mine : en
  • GB552607A - Improvements in or relating to electric fires : en
  • CH226619A - Process for the production of a vat dye. : de en
  • DK60810C - Cartridge belt feeding device by machine guns camped in Kranslavetter. : da en
  • CA411824A - Acid recovery process : en fr
  • DE734265C - Road traffic pillar : de en
  • ES147746A3 - Thermoplastic sheet molding procedure. : en es
  • FR881174A - Backpack for skiers : en fr
  • DE734331C - Device for steering caterpillar vehicles : de en
  • GB552512A - Improvements in pumping or lifting appliances, particularly applicable for use with a mixture of liquid and solid suspended therein : en
  • USPP575P - Nectarine : en
  • CH226572A - Vending machine for liquid detergent and paper towels. : de en
  • CA411736A - Vehicle bumper : en fr
  • CH226451A - Process for the preparation of a blue trisazo dye. : de en
  • DE734345C - Process for refining light metal alloys formed without cutting : de en
  • US2316503A - Change speed transmission gearing : en
  • US2316700A - Process for making angularly bent drinking tubes : en
  • US2316200A - Blade spacer : en
  • CH226583A - Decimeter wave transmitter. : de en
  • CA411758A - Glass and conducting means moulding apparatus : en fr
  • CA411839A - Textile material fire-proofing : en fr
  • US2316355A - Clamping apparatus for optical frames : en
  • US2316465A - Production of condensation products of ketene : en
  • CH226505A - Copy milling machine. : de en
  • US2316230A - Dispensing scale with a needle moving over a scale and instantaneously indicating the weight in units : en
  • USD135474S - Design for a chair or similar article : en
  • CA411742A - Telephone system : en fr
  • CH226584A - Signaling device on hospital beds. : de en
  • US2316304A - Mast pole derrick : en
  • DE734339C - Free-swinging suspension for single contact lines : de en
  • FR881128A - Process for the constitution of fluorescent screens : en fr
  • US2316504A - Radio shield : en
  • CA411746A - Rope or cord : en fr
  • CH226526A - Centrifugal pump with a jet pump connected to its suction side. : de en
  • AU116778B2 - Improvements relating to generators for producer gas apparatus : en
  • AU533342A - Improvements in or relating to electrical precipitation of suspended particles froma stream of gas : en
  • CH226588A - Tank for liquids lighter than water and especially for fuels. : en it
  • US2316317A - Frequency-responsive network : en
  • DE734369C - Device for controlling and measuring the flow of drippable liquids : de en
  • DE734483C - Vibrating crystal holder : de en
  • GB552499A - Amplitude-limiting signal-translating channel : en
  • US2316655A - Combination key and knife : en
  • DE734270C - Circuit breakers or circuit breakers, in particular compressed gas switches, for remote control by means of brief mains interruptions : de en
  • CH226444A - Process for drying material by means of a circulated gas, and installation for carrying out this process. : de en
  • CH226455A - Product intended to release heat by adding water. : en fr
  • CA411766A - Plasticizer and plastic composition : en fr
  • CA411823A - Acid purification and recovery process : en fr
  • US2316662A - Tank : en
  • US2316720A - Securing means for elements of extrusion machines : en
  • US2316325A - Shoe : en
  • DE734065C - Method and device for the production of mats from glass fibers or similar fibers mixed with binding agent : de en
  • CA411755A - Electric blasting initiator : en fr
  • DK60809C - Front sight for firearms. : da en
  • CH226638A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • CH226620A - Process for the production of a vat dye. : de en
  • CA411747A - Capacitance device : en fr
  • US2316209A - Summary form means : en
  • US2316247A - Isomerization of paraffins : en
  • US2316425A - Combination doorframe and casing : en
  • US2316647A - Needle cooling device : en
  • US2316726A - Method of preparing catalyst : en
  • US2316364A - Timing device : en
  • US2316565A - Rotary pump shaft bearing and seal : en
  • FR880975A - Improvements made to end caps for electrical conductors : en fr
  • GB552588A - Improvements in or relating to ruled account folios for loose-leaf account books of the thong type : en
  • DE734298C - Device for electro-inductive heating of metallic workpieces to be machined : de en
  • US2316197A - Polyvinyl halide composition : en
  • US2316269A - Internal combustion engine : en
  • DE734473C - Process for the production of tanning agents : de en
  • DE734484C - Direction finder with direct oscillographic display : de en
  • CH226497A - Device for hot pressing of blades, in particular turbine blades. : de en
  • GB552497A - Improvements in directional radio receiver systems : en
  • US2316527A - Combined air cleaner and silencer : en
  • FR881046A - Bomb and shrapnel protection device : en fr
  • DK60803C - Tone film apparatus. : da en
  • CH226441A - Shoe nail and its manufacturing process. : en fr
  • FR881151A - Plasticizers for rubber compounds : en fr
  • US2316569A - Construction material for aircraft : en
  • FR881061A - High frequency cable with constant damping : en fr
  • DE734259C - Power hammer for sharpening hammers for stone processing : de en
  • DE734344C - Process for the production of solutions or pastes from polyamides : de en
  • ES154339A3 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRIC IRONS : en es
  • FR881036A - Brake regulator for compressed air brakes, especially for truck trailers : en fr
  • CA411724A - Reversible hydro-mechanical transmission : en fr
  • CH226511A - Anti-vibration support for machines. : en it
  • CH226535A - Pressure valve for fuel injection pumps on diesel engines. : de en
  • FR881168A - Process for preparing mixtures, in particular agglomerates, distillable at low or high temperature from solid carboniferous or inorganic substances and residues of the hydrogenation under pressure of coals, tars and mineral oils or extracts under pressure : en fr
  • GB552578A - Improvements in or relating to centrifugal actuating mechanism for friction clutches : en
  • GB552536A - Improvements in or relating to the formation of a head or foam on beer or like beverages : en
  • GB552584A - An improved hairpin : en
  • FR881057A - Fish freezing process : en fr
  • DE734190C - Procedure for determining the moisture distribution from the inside of the wood to the surface : de en
  • FR881172A - Process and device for preparing monomeric compounds of ethylene by heating the corresponding polymerizates : en fr
  • DE658070C - Electrostatic relay or measuring device with two capacitor plates isolated from one another : de en
  • FR881023A - Process for the preparation of abietic acid derivatives : en fr
  • DE734380C - Drive wheel for caterpillar vehicles : de en
  • ES7878U - Pedal device applicable to water tanks in waters (Machine-translation by Google Translate, not legally binding) : en es
  • FR881167A - Process for preparing adipic acid and its homologues : en fr
  • DE734308C - Method of making shoes with wooden soles : de en
  • US2316194A - Detergent composition : en
  • US2316284A - Refrigeration : en
  • US2316613A - Strand handling apparatus : en
  • US2316432A - Lifting jack : en
  • CA411782A - Threshing machinery : en fr
  • IE16442L - Improvements in or relating to horseshoes : en
  • US2316216A - Apparatus for taking samples of fluid from wells : en
  • US2316394A - Explosive type engine : en
  • US2316619A - Control system : en
  • FR881199A - special electrodes for electron multiplier : en fr
  • CH226465A - Process for the production of photographic material, in particular for colored images, and photographic material produced by this process. : de en
  • US2316390A - Power transmission : en
  • GB552539A - Improvements in grips for the hair : en
  • US2316587A - Stabilized oil : en
  • DE686298C - Screw pumps or screw motors with two or more interlocking spindles : de en
  • US2316416A - Pressure and flow regulator : en
  • FR881027A - Creation of a side filling valve in the bottom of multi-layered bags, especially in paper : en fr
  • US2316486A - Supporting base for electric scissors : en
  • US2316725A - Vibrating screen : en
  • US2316286A - Control apparatus : en
  • DE734400C - Process for dyeing cellulose fibers with the leukotetrasulfuric acid ester of dianthraquinone azine by the nitrite process : de en
  • US2316249A - Blueprint trimming device : en
  • DE734425C - Device for tensioning the rims of a wheel inside a tire : de en
  • DE734198C - Process for the production of a feed enriched with protein : de en
  • US2316445A - Pressure regulator : en
  • FR881115A - Diaphragm for electrolysis devices : en fr
  • FR881189A - Heat resistant lut for attaching a base to the wall of a glass electric discharge tube : en fr
  • FR881039A - Method of constituting polychrome images reproducing exactly the colors and presenting sharp outlines : en fr
  • FR881165A - Device for determining the dosage of fuel in combustion machines operating with carburetor : en fr
  • DE734267C - Above ground water post with a protective cover that can be lowered : de en
  • FR881034A - Box for alarm signal devices : en fr
  • DE693419C - Air pump arranged on a printing machine : de en
  • ES154286A3 - DENTAL CHAIR SYSTEM AND FOR DIFFERENT CLINICAL USES : en es
  • DE734182C - Paint or cladding compounds and methods of manufacture : de en
  • DE734439C - Support ring, in particular head support ring, for the rotor blades of centrifugal machines acted on radially, in particular steam or gas turbines : de en
  • US2316747A - Traveling tool carrier : en
  • DE734282C - Device for the automatic control of gas liquefaction machines : de en
  • US2316290A - Coal chute carrier : en
  • US2316347A - Steam cylinder oil : en
  • ES153055A1 - PROCEDURE FOR THE SERVICE OF MULTICOPIST MACHINES : en es
  • US2316343A - Manufacture of calcium sulphate : en
  • DE734352C - Inking device in rotary printing presses with an ink distribution cylinder to which the ink is supplied by a series of piston pumps : de en
  • DE734152C - Process for removing gypsum-free, highly refractory investment materials based on silica or alumina from castings, especially cast dentures : de en
  • CA411727A - Venetian blind : en fr
  • CH226543A - Brake circuit for asynchronous motors. : de en
  • CH226635A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316151A - Electromagnetic horn : en
  • USD135482S - Dim-out shield for automobile headlights : en
  • AU589242A - Electrical connecting means and radio-shielding means therefor : en
  • CH226515A - Pipe for overpressure and temperatures of at least 450o C. : de en
  • GB552577A - Improvements in or relating to centrifugal friction clutches : en
  • US2316160A - Internal combustion engine : en
  • US2316482A - Variable pitch propeller : en
  • GB552568A - Improvements in or relating to brakes : en
  • FR881140A - Ultra high frequency wave generator : en fr
  • CH226419A - Indoor heating stove with air circulation through a lamellar heat exchanger. : de en
  • CH226498A - Process for the heat treatment of age-hardenable aluminum alloys to achieve high hardness and great dimensional and dimensional stability. : de en
  • DE734305C - Engine brake for motor vehicles : de en
  • US2316158A - Adjustable tourniquet : en
  • US2316333A - Applicator and boiler for thermalvapor treatment of congestions in the human body : en
  • FR881011A - Slate-type tablet for various uses, for offices, school equipment, game brands, etc. : en fr
  • US2316191A - Solar heater : en
  • US2316456A - Convertible carrier equipment : en
  • US2316202A - Method for coating paper : en
  • GR10072B - FOOD CONSERVATION METHOD AND RELATED MACHINERY. : el en
  • US2316672A - Rock drill : en
  • DE734441C - Piston steam engine : de en
  • US2316242A - Plasticized cellulose derivative composition : en
  • US2316246A - Knife : en
  • US2316208A - Roaster system : en
  • DE734399C - Process for dyeing cellulose fibers with leuco-sulfuric acid esters of Kuepen dyes, which contain a primary amino group, according to the nitrite process : de en
  • FR881084A - Low frequency amplifier assembly : en fr
  • GB552515A - Improvements in machines for mixing, masticating, breaking down or re-claiming rubber products, or for mixing rubber compositions or plastics : en
  • DE734434C - Process for the production of pregnanolone : de en
  • DE734275C - Washing vessel for aroma and alcohol-laden air from distillation systems for the production of essences and fruit juice : de en
  • US2316277A - Discharge printing organic derivatives of cellulose : en
  • DE733151C - Coil with conduction properties : de en
  • GB552518A - Improvements in and connected with bus bars or connecting links for use in electrical wiring systems : en
  • DE734252C - Insecticides : de en
  • US2316196A - Polyvinyl halide composition : en
  • US2316594A - Electric valve control circuits : en
  • NL54219C - : en
  • US2316525A - Cellulosic materials and method for producing same : en
  • CA411789A - Brake friction element adjuster : en fr
  • CH226597A - Rail vehicle with bogie with resilient reset device. : de en
  • CH226628A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316434A - Phase indicator : en
  • US2316694A - Attachment for cameras : en
  • US2316154A - Nitrite composition : en
  • DK60788C - Card Printing Machine. : da en
  • US2316679A - Coupling device for well apparatus : en
  • CH226461A - Housekeeping book. : de en
  • US2316659A - Apparatus for loading sheath wire heating units : en
  • CH226514A - Quick-release coupling for pressurized pipes. : en fr
  • FR881086A - Liquid measuring device, with two pistons acting as a distributor for each other : en fr
  • US2316616A - Vibration responsive device : en
  • US2316724A - Outlet connector with strainer for tanks : en
  • DE734301C - Arrangement for irradiation, especially ultraviolet irradiation of milk and other goods : de en
  • DE734482C - Device for driving and regenerative braking of electrically powered DC vehicles with motors connected in series : de en
  • CH226454A - Fuel for internal combustion engine. : en fr
  • CH226606A - Process for the preparation of an azo dye. : de en
  • DE734438C - Low-water alarm for low-pressure boilers heated with gaseous or liquid fuels : de en
  • US2316431A - Raft launching device : en
  • DE733975C - Device for the automatic recording of data during connections in telecommunication systems, in particular telephone systems : de en
  • DE734488C - Pants urinal that can be worn on the body and can be used without opening clothing : de en
  • CA411757A - Stroboscopic lamp : en fr
  • AU118573B2 - An improved motor operatable by vacuum : en
  • USD135463S - Soap dispenser or the like : en
  • FR881119A - Lure launcher for fishing : en fr
  • US2316691A - Regeneration of spent alkali metal hydroxide solutions from refining of mineral oils : en
  • US2316612A - Control device : en
  • CH226624A - Process for the production of a vat dye. : de en
  • US2316530A - Crank unit : en
  • ES150826A1 - IMPROVEMENTS IN SHORT WRITING MACHINES : en es
  • US2316178A - Airplane wheel chock : en
  • US2316490A - Gear grinding apparatus : en
  • US2316378A - Apparatus for determining the tendency of paper to curl : en
  • US2316412A - Bottom dump trailer wagon : en
  • ES149986A1 - IMPROVEMENTS INTRODUCED IN CONCRETE, REINFORCED CEMENT AND SIMILAR CONSTRUCTIONS : en es
  • US2316458A - Method of preparing soybeans : en
  • NL92561B - : en
  • US2316340A - Ionograph tape : en
  • USD135497S - Design fob a hat : en
  • US2316603A - Percolator boiler : en
  • USD135486S - Both am : en
  • SE107074C1 - : en
  • US2316195A - Apparatus for the manufacture of smokeless powder : en
  • CH226457A - Process for the production of artificial structures. : de en
  • CH226474A - Shaping material processing machine with optical observation device. : de en
  • CA411691A - Sign : en fr
  • CH226551A - Electrically operated control system. : de en
  • DE734151C - Process for the production of non-resinous motor fuels : de en
  • DE734343C - Process for obtaining naphthalene from gases : de en
  • US2316446A - Hoe handle attachment : en
  • CA411847A - Water purification apparatus : en fr
  • CH226491A - Process for manufacturing low carbon ferroalloys, and in particular ferro-chromium. : en fr
  • CA411796A - Acoustical assembly : en fr
  • CA411822A - Diameter gauging apparatus : en fr
  • USD135495S - Design for a loud-speaking tele- phone set : en
  • CH226548A - Terminal block for electrical lines. : de en
  • CH226570A - Soap substitute. : de en
  • US2316442A - Black-out window : en
  • CA411760A - Quartz lamp mount : en fr
  • GB552580A - Improvements in or relating to dish washing machines : en
  • US2316493A - Spindle lock : en
  • CA411721A - Earth tamper : en fr
  • US2316179A - Cross hairpin : en
  • CH226563A - Process for the production of capacitance constant capacitors : de en
  • FR881067A - Device for the introduction of extinguishing foam into fuel tanks : en fr
  • US2316295A - Match and cigarette holder : en
  • DE734366C - Oil burner circuit with automatic temperature control : de en
  • FR881030A - Process for the preparation of polycondensation products : en fr
  • US2316296A - Tank construction : en
  • US2316231A - Device for inserting wire coils in tapped holes : en
  • US2316443A - Display stand : en
  • US2316497A - Hydraulically actuated system : en
  • US2316646A - Valve lifter and spring compressor : en
  • US2316592A - Railway car truck : en
  • US2316276A - Electron discharge apparatus : en
  • US2316555A - Terminal connector and positioning means therefor : en
  • CH226427A - Frames for pictures, mirrors, billboards. : de en
  • NL54398C - : en
  • CH226562A - Process for encasing capacitors with a protective coating made from meltable masses. : de en
  • US2316526A - Plastic frame for screens, ventilators, and windows : en
  • CH226516A - Multi-part regulating element in line fittings for liquids. : de en
  • CH226575A - Semi-automatic call control device for telephone subscribers. : de en
  • NL54242C - : en
  • US2316698A - Weaving frame : en
  • USD135485S - Combined stand and perfume bottles : en
  • US2316401A - Latch : en
  • US2316532A - Apparatus for removing marginal portions of glass units : en
  • US2316677A - Thermometer : en
  • US2316574A - Perforated pie band : en
  • US2316630A - Collecting device : en
  • US2316415A - Filamentary cathode assembly : en
  • DE734424C - Push-ups with adjustable headrests, especially for vehicles : de en
  • FR881185A - Phase inversion amplifier assembly : en fr
  • US2316461A - Tire pressure signal : en
  • US2316559A - Portable drier : en
  • US2316582A - Grinding and polishing machine : en
  • FR880990A - Automatic ejection device for tweezers or pliers : en fr
  • CH226614A - Process for the production of a copper-containing trisazo dye. : de en
  • US2316418A - Composition comprising solid ethylene polymers : en
  • US2316450A - Brake for vehicles : en
  • ES152884A2 - PROCEDURE FOR OBTAINING STABLE EMULSIONS : en es
  • DE734419C - Device for the electrical representation of the function values of any function of a variable according to the method of stepwise approximation using at least one coarse and at least one fine level : de en
  • DE734504C - Process for melting steels that have a certain desired grain size after solidification : de en
  • FR880960A - Rescue bandage for bicycles : en fr
  • FR881176A - Refinements to sheaf binding devices allowing practical use of paper twine : en fr
  • US2316429A - Inverted cylinder pumping unit : en
  • DE734378C - Switching device for the electrically controlled bridging clutch for the flow clutch of a motor vehicle, operated by hand or as a function of the vehicle speed : de en
  • CA411815A - Radio compass : en fr
  • DE734210C - Process for preventing the oxidation of lubricating oils : de en
  • DE734480C - Circuit for electrical turnout and signal drives with magnetic battery changer : de en
  • ES6555U - Apparatus for making cartographic reliefs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR881018A - Coke oven door frames : en fr
  • CA411803A - Welding apparatus : en fr
  • US2316300A - Control for fuel supplies : en
  • US2316155A - Phase modulation : en
  • DE734395C - Furnace plant for a treatment process for magnetizing roesting, especially of iron ores : de en
  • US2316653A - Condensation products of acetylene with dimethylol urea : en
  • FR880987A - Surface and volume measurement system, particularly applicable to skin tests : en fr
  • FR881032A - Process for the production of adducts of hydrogen peroxide with alkaline carbonates : en fr
  • FR881178A - Wheel lighter : en fr
  • US2316267A - Sleeve connector : en
  • US2316234A - Ester of sulphosuccinic acid : en
  • CA411819A - Typewriter : en fr
  • FR881016A - Device for mounting windings in radio devices : en fr
  • US2316428A - Clamp stick : en
  • US2316578A - Pipe coupling : en
  • US2316701A - Folding carton : en
  • CA411805A - Electric glass melting furnace : en fr
  • ES152096A3 - PROCEDURE FOR THE STORAGE OF YOGHOURT AND OTHER DAIRY PRODUCTS : en es
  • FR880957A - Conversion of an old type cinematography projector for adaptation to a sound player and a high intensity arc lantern : en fr
  • CA411850A - Electric discharge tube : en fr
  • CH226582A - Device for preventing ultra-high-frequency vibration energy from escaping from a completely closed high-frequency device along a device supply line. : de en
  • US2316467A - Process of forming laminated products : en
  • US2316359A - Door fastener : en
  • US2316632A - Cabinet construction : en
  • US2316417A - Heating system : en
  • US2316433A - Clothes drying rack : en
  • USD135496S - Design for a folding lamp shade : en
  • CH226489A - Pusher winder for timepiece. : en fr
  • US2316544A - Locking device for door keys : en
  • US2316293A - Electric power cable : en
  • US2316640A - Air conditioning unit mounting : en
  • CA411807A - Telephone system : en fr
  • US2316516A - Dispensing device : en
  • US2316498A - Wheel for roller skates : en
  • US2316649A - Relief valve : en
  • DE734220C - Process for the preparation of 1,4-dioxy-2-methylnaphthalenedi-n-butyrate : de en
  • CH226561A - Shortwave tube. : de en
  • CH226605A - Left-left knitting machine with double latch needles and device for transferring stitches. : de en
  • CH226625A - Process for the production of a vat dye. : de en
  • CH226527A - Thermal power plant for industrial plants with power and heating requirements. : de en
  • CH226630A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • CA411751A - Styrene copolymer production : en fr
  • CH226509A - Match lighter device. : en it
  • DK60802C - Pendulum weight with several weighing areas. : da en
  • FR881002A - Advanced comparator : en fr
  • CA411821A - Measuring instrument : en fr
  • DE734458C - Tilting device for tractor with tipper body : de en
  • IE16387L - Dehydration of peat : en
  • CH226409A - Drying device. : de en
  • AU116786B2 - Improvements in sweep circuit generation for cathode ray tubes : en
  • CH226431A - Folding table with two seats. : de en
  • CH226452A - Process for the production of a vat dye. : de en
  • DE734253C - Wet air cleaner combined with a noise damper : de en
  • CH226574A - Circuit arrangement for telephone systems with dialer operation. : de en
  • FR880966A - Alkaline or alkaline earth hypochlorite : en fr
  • US2316644A - Photomechanical screen : en
  • US2316604A - Oxidation of organic compounds : en
  • CH226637A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316323A - Vinyl resin coating composition : en
  • DE731280C - Locking device for the coupling rod of tiltable skylight wing of box windows : de en
  • DE734416C - Process for drying and storing goods containing tannins : de en
  • ES156240A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2316146A - Casein plastics : en
  • US2316744A - Method of gas utilization : en
  • FR881105A - Method and installation for deburring sliders for slider clasps : en fr
  • US2316198A - Temperature water meter : en
  • GB552516A - Improvements in and connected with electric wiring systems : en
  • DE734299C - Clamping device for machine tools for holding metallic workpieces : de en
  • DE734349C - Process for the production of ketene : de en
  • GB552576A - Improvements in or relating to rotary table bushings for oil well drilling : en
  • CH226550A - Switching device with motor-driven cam switch drum. : de en
  • US2316398A - Venetian blind : en
  • US2316748A - Dishwashing machine : en
  • FR880962A - Auxiliary headlamp for cornering lights and fog lights of vehicles, in particular automobiles : en fr
  • FR881131A - Multivibrator circuit or generator of relaxed oscillations, particularly for television : en fr
  • FR881020A - Method and material for packaging explosives : en fr
  • GB552604A - A process for preparing fishbones for making into ornamental articles : en
  • FR881175A - Device for cutting and gluing narrow films : en fr
  • GB552586A - Improvements in or relating to dynamometers : en
  • GB552611A - Improvements in and relating to electric controllers : en
  • FR881083A - Turbo-gear shift mechanism : en fr
  • FR880955A - Remote electromagnetic trigger in combination with flash lamp : en fr
  • ES152497A1 - JOINT PIECE WITH AUTOMATIC CHECK VALVES FOR LIQUIDS, AIR OR GASES CONTAINED IN THE JOINT PIPES : en es
  • GB552519A - Improvements in and connected with indicating means for testing electrical circuits : en
  • FR880981A - Device for taking power from the driving wheels of a motor vehicle : en fr
  • CH226640A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • DE734288C - Use of complex compounds as pigments : de en
  • DE734510C - Laboratory filter device : de en
  • US2316238A - Telecommunication system : en
  • US2316253A - Method and means for testing materials : en
  • FR881082A - Arrangement for elastic suspension of motor vehicles : en fr
  • DE702382C - Elastic wheel tire : de en
  • DE734359C - Automatic direction finder : de en
  • DE734392C - Materials for cutting and working tools : de en
  • FR881147A - Enamel varnish : en fr
  • DE734509C - Process for mercerizing : de en
  • FR881098A - Protection and warning system, intended in particular to prevent the self-ignition of easily flammable materials : en fr
  • GB552520A - Improvements in and connected with the terminal ends of electric conductors : en
  • CH226517A - Tap. : en it
  • DE734491C - Holding device for exchangeable wooden or iron masts : de en
  • FR881127A - Process for the preparation of bread using a component of flour obtained from potato products : en fr
  • ES152528A1 - A CLEANING APPARATUS : en es
  • US2316330A - Process of treating chromite ores, particularly masinloc ore to obtain therefrom aluminum, chromium, and other products : en
  • FR881153A - Automatic adjustment device with elastic servo, in particular control by aircraft rudder motor : en fr
  • ES153850A3 - A NEW PROCEDURE FOR THE MANUFACTURE OF STOCKINGS : en es
  • FR881021A - New synthetic resin and its applications : en fr
  • US2316438A - Controllable pitch propeller : en
  • FR880963A - New azo dyes : en fr
  • US2316244A - Lead chromate pigment : en
  • DE734407C - Circuit arrangement in television receivers for obtaining the control pulses for the image change deflection from the synchronizing pulse mixture : de en
  • US2316381A - Furnace with reflex arch : en
  • US2316664A - Process of and apparatus for facilitating and controlling chemical reactions and physical treatments : en
  • FR881089A - Process for producing rayon, cellulosic wool and the like from viscose : en fr
  • CH226576A - Circuit arrangement for counting connections of different values in telecommunications, in particular telephone systems. : de en
  • FR881075A - Improvement in the construction of fruit and vegetable shelves : en fr
  • US2316682A - Landing gear control system : en
  • US2316709A - Carpet sweeper : en
  • US2316291A - Process for retouching of subtractive multicolor images : en
  • US2316313A - Conveyer mechanism : en
  • DE734446C - Receiving device for tactile signals transmitted at carrier frequency : de en
  • FR880972A - Device for repairing hot ovens : en fr
  • US2316339A - Surge suppression : en
  • US2316474A - Amplifier control circuits : en
  • US2316656A - Tandem aerial torpedo : en
  • US2316608A - Centrifugal fan : en
  • FR881099A - Wire guide drum for cross winding winders : en fr
  • CA411836A - Medication container : en fr
  • FR881073A - Process for preparing metal workpieces for cold mechanical machining : en fr
  • US2316591A - Valve stem grinding attachment : en
  • US2316356A - Fluid motor : en
  • US2316248A - Isomerization of paraffins : en
  • ES151406A1 - VALVE MANEUVER FOR COMPRESSED AIR HAMMERS : en es
  • ES156086A3 - SWITCH OR SWITCH SYSTEM : en es
  • DE734485C - Method for the production of an electrical heating element with heating wires, in particular heating coils, lying in grooves of a carrier : de en
  • DE734499C - Device for pressing the postage stamp o : de en
  • FR880952A - Improvements to the method of preheating the lubricating oil on internal combustion engines : en fr
  • CA411732A - Concrete rodding machine : en fr
  • CH226449A - Process for manufacturing sulfur dioxide from calcium sulphate with the concomitant formation of residues specific to the manufacture of alumina and cement. : en fr
  • CH226411A - Liquid distribution device for the treatment of crops. : en fr
  • US2316407A - Package inverting machine : en
  • FR881123A - Connection between a ceramic insulating body and an electrode passed through this body : en fr
  • GB552545A - Improvements in and relating to mica sheets and methods of making the same : en
  • CH226616A - Process for the production of a copper-containing trisazo dye. : de en
  • CH226446A - Process for hydrolytic pectin extraction from protopectin-containing raw materials using solutions of sulfurous acid. : de en
  • USRE22299E - Lubricating composition : en
  • CH226566A - Headlight dimming device for bicycles, motor vehicles etc. : de en
  • US2316634A - Ventilating fan : en
  • US2316289A - Current responsive protective relay system : en
  • US2316382A - Combination electric tester, lamp, and smoker's outfit : en
  • US2316519A - Brick pan for boilers : en
  • DE734456C - Internal combustion engine : de en
  • US2316157A - Tourniquet : en
  • US2316638A - Induction meter : en
  • FR881096A - Hydraulic mechanism for rudder controls of ships or others : en fr
  • CH226629A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316420A - Terminator : en
  • US2316562A - Mixing and whipping apparatus : en
  • FR881137A - Braking coupling for asynchronous motors : en fr
  • FR881166A - Method of testing without deterioration of insulating substances or insulating systems by means of impulse voltages : en fr
  • FR881017A - Reserve station for coke oven doors : en fr
  • FR881197A - Process for preparing dyes of the anthrapyrimidine series : en fr
  • GB552525A - Improvements in coating compositions containing manila resin : en
  • GB552558A - Improvements in or relating to permanent magnets : en
  • FR881116A - Charging device for electric ovens : en fr
  • GB552552A - Steel alloy : en
  • GB552621A - Improvements in or relating to valves for controlling the flow of fluids : en
  • CH226604A - Spool carriers for textile machines. : de en
  • CH226627A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • GB552601A - Improvements in or relating to fixtures or supports for screws and like headed fastening devices : en
  • US2316631A - Method of and apparatus for making dentures : en
  • FR881043A - Process for equalization and blue-black development without haze and with desensitization of photographic layers with silver halide : en fr
  • FR881141A - Acylation products of polyvalent alcohols and process for preparing these products : en fr
  • FR880999A - Method of construction of aluminum squirrel cages for rotors of induction motors : en fr
  • GB552567A - Improvements in textile finishing : en
  • DE734463C - Device for current or voltage-dependent regulation of grid-controlled rectifiers for constant current or constant voltage : de en
  • FR881056A - High or very high frequency oscillation transmission device : en fr
  • DE734364C - Circuit for the initial control of gas or vapor discharge vessels by immersion ignition : de en
  • DE728685C - Case ejector for firearms : de en
  • ES152773A1 - IMPROVEMENTS IN THE MANUFACTURE OF WATER TAP : en es
  • FR881152A - Curve flight control for airplanes with automatic rudder and aileron control : en fr
  • SE107070C1 - : en
  • DE733911C - Circuit arrangement for telecommunications systems, in particular telephone systems, with automatic slip printers : de en
  • US2316585A - Paint composition : en
  • GB552570A - Improvements in beds : en
  • GB552583A - Extraction of aluminium oxide : en
  • DE731719C - Device to avoid harmful Fuehrungsdruecke in one-sided loaded shaft conveyor vessels or the like. : de en
  • DE734295C - Turbo reversing gear : de en
  • DE733067C - Mortise lock : de en
  • DE734246C - Process for the production of an oil containing lecithin and sterol : de en
  • US2316190A - Acyl derivatives of germinal gland hormone preparations of high activity and a method of producing the same : en
  • DE734430C - Train connection of wires for bale packs : de en
  • FR881164A - Fast-acting resistance switch, in particular with a view to instantaneous limitation of short-circuit currents : en fr
  • US2316319A - Building tile : en
  • DE734408C - Electrical insulating material : de en
  • DE734442C - Process for the production of a fertilizer suitable for spreading using stable manure : de en
  • FR881138A - Photographic camera with rangefinder and light meter mounted inside the camera : en fr
  • CH226430A - Kitchen and ironing table. : de en
  • US2316188A - Ignition timing device : en
  • DE734468C - Process for the production of butyl alcohol from A-ethyl alcohol : de en
  • CH226593A - Pneumatic tire cover for vehicles. : de en
  • US2316315A - Vending machine : en
  • FR880997A - Transportable machine for pile driving and other applications : en fr
  • US2316362A - Paper box : en
  • US2316468A - Bearing assembly : en
  • FR881169A - Internal combustion engine with air compression : en fr
  • US2316509A - Shaft coupling : en
  • US2316405A - Turning machine : en
  • DK60806C - Procedure for the production of photographic material, such as sheets, films and light foils. : da en
  • DE734382C - Vehicle roof with adjustable roof arches or bows : de en
  • CH226636A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • US2316259A - Machine for making cream filled wafers : en
  • CA411761A - Fluorescent tube : en fr
  • US2316699A - Toaster-coated unit : en
  • USD135467S - Design for a tie back : en
  • FR881077A - Improvements in photographic enlargers : en fr
  • CH226492A - Weldable component, especially for aircraft. : de en
  • US2316280A - Method and apparatus for producing castings : en
  • DE734310C - Process for cleaning sugar juices and molasses : de en
  • DE734453C - Process for simultaneous power generation, recovery of ammonia from used and warming up of fresh copper-rayon precipitated water : de en
  • DE734204C - Insulating layer for rotary kiln linings : de en
  • GB552602A - Improvements in or relating to overload or like switches : en
  • US2316351A - Ornamental sheet leather : en
  • CA411793A - Tobacco feeding mechanism : en fr
  • US2316480A - Flat-top slush pump valve : en
  • US2316201A - Method of recovering elemental sulphur from gases containing sulphureted hydrogen, carbon oxysulphide, and carbon disulphide : en
  • CH226467A - Drawing board. : de en
  • US2316545A - Holder : en
  • US2316298A - Casting mold for synthetic materials : en
  • US2316462A - Winding machine having a plurality of winding spindles : en
  • CH226472A - Bullet for smooth runs. : de en
  • CH226552A - Device for keeping the reactive power constant when operating motors with voltage-dependent speed. : de en
  • AU116769B2 - Improvements in or relating to electrical precipitation of suspended particles froma stream of gas : en
  • US2316622A - Fuselage of aircrafts : en
  • US2316250A - Tetrahydro benzothiazole : en
  • US2316505A - Heater pad : en
  • US2316573A - Instrument case : en
  • CH226470A - Table soccer game. : de en
  • US2316515A - Water closet construction : en
  • CH226479A - Method and device for marking a point in time in an oscillogram. : de en
  • US2316372A - Uniform cap washing and drying form : en
  • CH226418A - Rail fastening device. : de en
  • DK60792C - Method for Manufacturing and Welding Heat Exchanger Plates Packing Lists. : da en
  • US2316386A - Process of cleaning fur coats : en
  • US2316148A - Process for printing means : en
  • US2316273A - Heater : en
  • US2316460A - Grease retainer for crankpin bearings : en
  • CH226519A - Multiple valve for steamers of all kinds. : de en
  • US2316706A - Plastic compositions containing polyisobutylene : en
  • DE734386C - Suction dredger : de en
  • DE734186C - Process for obtaining a swelling substance suitable for liquid and paste-like pharmaceutical preparations : de en
  • CA411730A - Door opening means : en fr
  • US2316275A - Chlorination of metal bearing materials : en
  • NL54191C - Goniometer with ferrous material for measuring purposes : en nl
  • DE734306C - Compressed air-oil-pressure braking device for motor vehicle trailers : de en
  • ES140001A3 - Improved procedure for closing containers by using a metal cap. : en es
  • FR880971A - Antifreeze product : en fr
  • GB552609A - Improvements in or relating to mechanical toys : en
  • CH226633A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • CH226618A - Process for the production of a copper-containing trisazo dye. : de en
  • CH226502A - Electric shaver with lighting device. : de en
  • US2316391A - Temperature measuring device : en
  • CA411692A - Dual wheel vehicle : en fr
  • CA411740A - Electric switch : en fr
  • CH226536A - Device in ignition apparatus for adjusting the ignition point in internal combustion engines. : de en
  • US2316546A - Lighting apparatus : en
  • US2316669A - Dry cleaning system and method of dry cleaning : en
  • US2316615A - Display frame : en
  • USD135503S - Design for a dress : en
  • CH226631A - Process for the preparation of the leuco-sulfuric acid ester of a vat dye of the anthraquinone series. : de en
  • CA411787A - Modulated-carrier signal receiver antenna system : en fr
  • CH226443A - Roller mill for cereal grains. : en fr
  • USD135481S - Electron discharge transmitting tube : en
  • CH226615A - Process for the production of a copper-containing trisazo dye. : de en
  • DE734451C - Process for the preparation of monoazo dyes : de en
  • FR881079A - Transmission consisting of at least three wheels co-stably in kinematic engagement with one another directly or indirectly : en fr
  • CH226530A - Device for balancing the first-order tilting moments in two-stroke internal combustion engines. : de en
  • ES151438A1 - PROCEDURE FOR THE MANUFACTURE OF A FLEXIBLE ELASTIC SHEET, WATERPROOF : en es
  • GR10074B - WATER PUMPING DEVICE WITH MINIMUM POWER. : el en
  • CA411818A - Pressure vessel : en fr
  • US2316704A - Air conditioner : en
  • CH226553A - Overcurrent protection relay. : de en
  • CH226569A - Massager. : de en
  • CA411689A - Headlight coating composition : en fr
  • CA411813A - Sleeping car : en fr
  • US2316642A - Wheel assembly : en
  • FR881097A - Guide sheet of threads or fibers : en fr
  • GB552610A - Improvements in or relating to ultra-high-frequency generators : en
  • CA411748A - Circuit breaker : en fr
  • CA411798A - Hydrocarbon oil catalytic synthesis : en fr
  • US2316318A - Rotary liquid pump : en
  • US2316348A - Lamp : en
  • US2316187A - Polymerization of oiticica oil : en
  • US2316263A - Cage : en
  • US2316507A - Filler cap or closure : en
  • US2316595A - Photographic plate or film for the investigation of bodies or substances by means of neutrons : en
  • USD135460S - Design for a card follower : en
  • DE734357C - Transmitting device for determining a routing direction : de en
  • SE107087C1 - : en
  • US2316306A - Spreader : en
  • DE734405C - Automatic vehicle coupling, especially for rail vehicles : de en
  • DK60800C - Device for liquid heaters with tubular heaters and associated temperature regulators for the avoidance of overtemperatures during dry running of the appliances. : da en
  • US2316581A - Method and apparatus for making separation images for four-color reproduction : en
  • GB552633A - An improved clip or pin for securing together sheet material : en
  • US2316411A - Aircraft altitude spacing system : en
  • US2316648A - Needle cooling apparatus : en
  • GB552581A - Process for the manufacture of pantothenic acid : en
  • DE734330C - Steering device for half caterpillar vehicles : de en
  • CA411812A - Formaldehyde-urea lacquer : en fr
  • FR881173A - Device for interrupting high voltage electric currents : en fr
  • FR880964A - Manufacturing process and product equivalent to mustard flour : en fr
  • DE734221C - Process for the production of polyamino ethers : de en
  • FR881037A - Process for the preparation of ascorbic acid : en fr
  • DE734251C - Pressure gauge connection : de en
  • GB552595A - Improvements in power plant incorporating a turbine supplied by gas generators : en
  • DE734319C - Method for smoothing hose braids : de en
  • US2316224A - Blower for oil burners : en
  • US2316311A - Production of allergic extracts : en
  • CA411835A - Telephone system : en fr
  • DE734518C - Spinning nozzle head for the production of artificial threads : de en
  • FR881101A - Method and device for treating moving yarns : en fr
  • FR881187A - Diesel engine with combustion chamber separate from the engine cylinder : en fr
  • DE734447C - Armature for small electric machines : de en
  • ES152699A1 - A DOOR SYSTEM, ESPECIALLY INTENDED FOR AUTOMOBILE VEHICLES : en es
  • DE734492C - Dowels for wood connections : de en
  • DE734536C - Device for mechanical cleaning of the slotted plates of membrane separators for cellulose, paper pulp or the like. : de en
  • DE734127C - Multiple goniometer : de en
  • CA411799A - Textile fabric manufacture : en fr
  • DE734371C - Self-seller for electricity, gas, water or the like. : de en
  • GB552509A - Improved portable water distilling plant suitable for use by shipwrecked persons : en
  • FR881120A - Improvements to electrical devices comprising an incandescent cathode converter tube : en fr
  • GB552630A - Improvements in or relating to pumping devices and fuel systems employing the improved pumping devices : en
  • DE734257C - Wedge chain for continuously variable transmission : de en
  • DE734360C - Antenna arrangement for electrical altitude measurement on aircraft : de en
  • US2316331A - Voltage regulating apparatus : en
  • CH226580A - Device for balancing the frequency characteristics of tunable oscillation circuits. : de en
  • DE734506C - Electric turbine or pump unit for underwater power plants : de en
  • US2316149A - Process of integrating colored insignia to rubber : en
  • FR880967A - Bucket for snails or the like : en fr
  • AU551542A - An improved motor operatable by vacuum : en
  • DE734411C - Device for arc welding with three-phase current, in which one phase of the network is connected to the workpiece, the other two with a welding electrode each : de en
  • US2316283A - Preparation of plastic molding material : en
  • DE734440C - Guide vane carrier for axially pressurized steam pressure turbines : de en
  • DE734337C - Wetting agents : de en
  • DE734431C - Pull-through buckle for straps, especially of glove and shoe fasteners : de en
  • FR881022A - Improvements in the manufacture of bleach and similar products : en fr
  • FR880973A - Process for the hydrolysis of cellulosic, hemicellulosic, polysaccharides and other materials : en fr
  • GB552544A - Improvements in or relating to means for testing articles such as glass bottles by impact : en
  • FR881148A - Mixture of polyisobutyls specially for electrotechnical insulation : en fr
  • DE734362C - Device for producing a concentric airspace-insulated electrical line : de en
  • US2316332A - Sliding car door : en
  • US2316576A - Well surveying method and apparatus : en
  • US2316221A - Cutoff driving mechanism : en
  • USD135472S - Dial for barometers or the like : en
  • US2316383A - System of reducing pressures : en
  • DE734303C - Airplane with a swinging wing : de en
  • DE734420C - Interchangeable head for hand machine tools, especially electric hand drills : de en
  • US2316500A - Fishing line retriever : en
  • DE730040C - Internal combustion piston engine, especially for motor vehicles, with external combustion : de en
  • CH226610A - Process for the production of a copper-containing trisazo dye. : de en
  • CA411734A - Capsule making machine : en fr
  • CA411802A - Centrifugal supercharger : en fr
  • FR880991A - Further training in tool holders and constant profile tools : en fr
  • ES152177A3 - IMPROVEMENTS IN THE CONSTRUCTION OF REELS TO LAUNCH AND RECOVER THE LINES OF THE FISHING RODS : en es
  • GB552590A - A device for attaching shields to radiators of motor vehicles : en
  • DK60808C - Sails, in particular for Vessels and Propeller, Windmill and Bearing Wings. : da en
  • CA411778A - Coil spring treating apparatus : en fr
  • DE734412C - Process for the production of a water-insoluble monoazo dye on vegetable fibers : de en
  • FR881041A - Manufacturing process of merocyanines : en fr
  • FR881045A - emollients and plasticizers : en fr
  • FR881051A - Clamp for fixing decorative bars and coverings : en fr
  • CH226568A - Process for the production of surgical sutures. : de en
  • FR881193A - Capacitor whose capacity varies periodically : en fr
  • DE734291C - Process for increasing the strength, in particular the moisture resistance, of glass fibers and of yarns, woven or knitted fabrics made from glass fibers : de en
  • FR881192A - Watertight pipe fitting : en fr
  • DE734443C - Road construction formwork rail : de en
  • USD135471S - Design fob a razor blade sharpener : en
  • GB552635A - Improvements relating to the measurement of the time intervals between two electrical pulses : en
  • GB552563A - Improved airscrew mounting and drive therefor : en
  • CH226571A - Machine for the automatic sale of liquid soap and towels. : de en
  • US2316302A - Cover for meter boxes : en
  • US2316402A - Cementing wells : en
  • US2316552A - Lathing system : en
  • CH226544A - Self-regulating transformer. : de en
  • CA411733A - Wheel trim securing means : en fr
  • US2316370A - Transformer : en
  • USD135494S - Design for a skirt : en
  • CA411728A - Calliper limit gauge : en fr
  • US2316660A - Flashing strip : en
  • US2316681A - Collapsible bed : en
  • USD135464S - Seigenfeld etal nurse s cap : en
  • CH226508A - Watch strap. : en fr
  • DE734372C - Device for fastening internal combustion engines : de en
  • CA411762A - Electric contactor : en fr
  • CA411764A - Capacitor control system : en fr
  • DE734376C - Process for the production of browned flour : de en
  • ES152345A1 - IMPROVEMENTS IN COASTAL STARTING DEVICES FOR AIRCRAFT ENGINES : en es
  • ES151648A1 - TUBE COATING SYSTEM FOR INDUSTRIAL APPLICATIONS, WITH SOFT METALS, EVENTUALLY HARDENED WITH SPECIAL ALLOYS : en es
  • FR881108A - Injection valve for internal combustion engines : en fr
  • CA411840A - Textile material coloration process : en fr
  • FR880958A - Process for producing phosphate coatings on iron and steel : en fr
  • FR881136A - Gasifier with one or more adjustable air inlet components : en fr
  • GB552628A - Improvements in and relating to detachable clip fasteners : en
  • GB552532A - Improvements in the manufacture of piston and like packing rings : en
  • US2316457A - Paper box : en
  • DE734375C - All-round swiveling drill head for hand drills : de en
  • DE734268C - Cleaning device for the wall of a sieve drum : de en
  • FR881054A - Dressing wheel for precise dressing of polishing discs : en fr
  • CH226595A - Device for coupling a trailer to a cycle. : en fr
  • USD135455S - Tt.faller : en
  • DE734281C - Process for the production of molded bodies, in particular block ice, by cooling : de en
  • DK60787C - Process for the preparation of basic esters of di-alicyclic or aryl-alicyclic fatty acids. : da en
  • FR881063A - Internal measuring device : en fr
  • US2316651A - Commutator structure : en
  • GB552582A - Improvements in television : en
  • CH226600A - Float device. : en fr
  • GR10073B - OLIVE FRUIT WASHING MACHINE. : el en
  • DE734293C - Record with sound grooves in the form of a double spiral : de en
  • FR881149A - Indicator in position and magnitude of dynamic imbalance : en fr
  • FR881049A - Lower strap stretching device : en fr
  • FR881159A - Device for controlling the click of an ignition device for engines : en fr
  • USD135469S - Design for a child s folding toilet seat : en
  • CA411698A - Staple fibre preparation : en fr
  • CH226648A - Device for improved utilization of the energy of the exhaust gases from internal combustion engines used to drive aircraft. : de en
  • FR881003A - Automatic calibration device for cinematographic printer and continuous printer : en fr
  • GB552605A - Improvements in or relating to parting-off machines : en
  • GB552612A - Improvements in or relating to cathode-ray tubes : en
  • DE734367C - Piston press for fruits : de en
  • FR881015A - Mechanical remote control : en fr
  • DE734297C - Feed device between cutter and workpiece or button and template in copy milling machines for processing large, predominantly flat workpieces on their circumference : de en
  • FR881071A - Light metal piston for internal combustion engines, comprising an elastic band of steel or the like, U-shaped embedded in the mass : en fr
  • FR881130A - Automatic regulating device for winding heads of machines intended for forming helical sheaths on threadlike elements, such as electrical conductors : en fr
  • US2316375A - Sorting machine feeding and ejecting device : en
  • US2316617A - Typewriter casing : en
  • US2316181A - Preflight reflex and gunnery trainer : en
  • FR881076A - New detergent product with surface activity and strong foaming and process for obtaining it from waste wool, hair or human hair : en fr
  • DE734465C - Process for the manufacture of iron pipes reinforced with sproedem plastic : de en
  • DE734529C - Tape insert for agricultural machines : de en
  • FR880996A - Hand saw : en fr
  • DE734361C - Method for the determination of undesired couplings, especially for direction finding systems : de en
  • ES152109A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT Ns 150590 : en es
  • GB552626A - Improvements in chemical fire extinguishers : en
  • DE734508C - Centrifugal pump with vertical shaft and a venting pump sealed by a rotating fluid ring : de en
  • FR881186A - Elastic sleeve coupling device for electrical connections : en fr
  • DE734445C - Regenerative braking circuit for AC vehicles : de en
  • FR881124A - Process for dyeing products made from superpolyamides or superpolyurethanes : en fr
  • DE734402C - Process for the production of ethers : de en
  • FR881155A - Device for guiding the pivot in the bogies of rail vehicles : en fr
  • GB552513A - Improvements in connectors or links for electrical wiring systems : en
  • GR10071B - CIGARETTE CASE WITH FOLDING COVER ENTRY INTO A RIP. : el en
  • ES150991A1 - A NEW PROCEDURE TO OBTAIN A FUEL : en es
  • US2316719A - Purification of organic substances : en
  • US2316299A - Dielectric composition : en
  • GB552572A - Improvements in electrical condensers : en
  • DE734502C - Cutting device for separating two fabrics in the loom : de en
  • DE734355C - Method for achieving an improvement in the display device in receivers : de en
  • US2316689A - Soapmaking : en
  • USD135505S - Design fob a dress : en
  • US2316360A - Garbage retort receptacle and garbage disposal system : en
  • US2316316A - Fluid pressure motor : en
  • CH226422A - Process and system for wood coking. : de en
  • CA411715A - Paper currency denomination determining device : en fr
  • CH226483A - Magnetic sound process. : de en
  • CH226415A - Hollow stone wall. : de en
  • US2316264A - Control system for velocity modulation tubes : en
  • US2316618A - Internal combustion engine : en
  • US2316282A - Apparatus for cutting ice : en
  • AU116776B2 - Electrical connecting means and radio-shielding means therefor : en
  • US2316535A - Process for the production of pigment-containing products : en
  • US2316600A - Blade magazine : en
  • USD135483S - Design for a vane pump : en
  • USD135491S - Design for a stuffed toy ob similar article : en
  • US2316396A - Brake : en
  • CH226547A - Elastic expansion bushing connection for electrical connections. : en it
  • US2316473A - Protector finger for looms : en
  • US2316623A - Loop antenna system : en
  • US2316517A - Mechanism for marking containers : en
  • USD135492S - Mask for stuffed toys or similar article : en
  • CH226512A - Guide device for mechanical parts having parallel and relatively alternating rectilinear movements. : en it
  • CH226609A - Process for the production of a copper-containing trisazo dye. : de en
  • US2316557A - Card clothing : en
  • US2316260A - Treatment of hydrocarbons : en
  • US2316449A - Bearing : en
  • DE734462C - Control arrangement for wind motors : de en
  • DK60807C - Device for rear motor vehicles for control and intake of the cooling air. : da en
  • CA411771A - Furnace self-sealing door : en fr
  • ES152127A1 - CARTER SOLDIERED TO THE SELF : en es
  • FR881014A - Electric basin : en fr
  • FR881064A - Joint for sole : en fr
  • DE734250C - Wax polishes for rubber surfaces : de en
  • DE734347C - Articulated coupling, especially for rolling mills : de en
  • CA411690A - Wrench : en fr
  • US2316147A - Educational device : en
  • US2316568A - Manufacture of lamp shades : en
  • DE734436C - Working up of a polymer obtained from benzene purification : de en
  • CH226469A - Skis with protective metal edges. : de en
  • US2316363A - Shoe quarter and method of forming same : en
  • US2316447A - Trip mechanism for table leaf brace : en
  • US2316602A - Safety garment for infants : en
  • US2316688A - Grain door : en
  • US2316736A - Process for production of carbon tetrachloride : en
  • CH226539A - Method and device for generating a gas by burning combustible dust air mixtures and for subsequent cleaning. : de en
  • USD135477S - Design for an insulating siding corner unit : en
  • US2316186A - Bottle holder : en
  • US2316567A - Phase reversing means : en
  • USD135480S - Electron discharge transmitting tube : en
  • CA411710A - Syrup evaporator : en fr
  • CA411806A - Stencil : en fr
  • US2316451A - Apparatus for producing mineral wool : en
  • CH226642A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • DE734283C - Profile rod bottle : de en
  • FR881052A - Control for a coil barrel for switching the wave range in radio devices : en fr
  • FR881170A - Execution apparatus for construction elements, in particular of aircraft, made of a material whose coefficient of expansion is other than that of the material constituting said execution apparatus : en fr
  • CA411841A - Window : en fr
  • CH226613A - Process for the production of a copper-containing trisazo dye. : de en
  • US2316533A - Garment hanger : en
  • CA411701A - Pot and cam cleaning device : en fr
  • DE734260C - Copier : de en
  • US2316455A - Wrench : en
  • FR880977A - New device driven by absolute or relative wind and capable of being mounted on a vehicle : en fr
  • DE734314C - Arrangement for converting phases or. Frequency modulation in amplitude modulation for ultrashort waves : de en
  • CH226426A - Kettle. : de en
  • CH226490A - Self-winding watch movement by oscillating weight. : en fr
  • CA411791A - Meat tendering method : en fr
  • NL54193C - : en
  • US2316352A - Vulcanizing press : en
  • USD135502S - Design for a handbag : en
  • AU116785B2 - Resonant circuits : en
  • DK60801C - Procedure for the Manufacture of Plastics from the Polyamide Group. : da en
  • US2316464A - Support for trolley wires : en
  • CA411844A - Grease gun coupler : en fr
  • DE734304C - Heating device for vehicles operated with internal combustion engines, in particular aircraft : de en
  • FR881181A - Lubricant for oxygen compressors : en fr
  • US2316262A - Handbag or the like : en
  • USD135498S - Design for a fountain pen : en
  • US2316192A - Feeding mechanism : en
  • US2316223A - Automotive vehicle : en
  • US2316278A - Drive : en
  • US2316510A - Garage door : en
  • US2316741A - Leather manufacture : en
  • US2316571A - Apparatus for treating rolling oils : en
  • DE734521C - Mixing machine for sand u. like abrasive masses : de en
  • US2316229A - Chrome-magnesia refractory and method : en
  • FR881092A - Dynamic rotating coil system, especially for loudspeakers : en fr
  • FR881184A - Dehydrator for gasifiers : en fr
  • US2316521A - Dispensing device : en
  • US2316693A - Oil regulating sleeve for bearings : en
  • ES151352A1 - REGULATION OF GAS TURBINES, PARTICULARLY FOR THOSE THAT DRIVE ELECTRIC CURRENT GENERATORS IN VEHICLES : en es
  • FR880992A - Device for equalizing potential gradients on the surface of insulators moistened by condensation, dew, rain, etc. : en fr
  • DE734489C - Fitting for detachable connection and tight pulling together of furniture parts : de en
  • FR881001A - Case, more particularly for timepieces such as watches : en fr
  • DE734423C - Windshield wipers, in particular for motor vehicles : de en
  • DE734457C - Method of manufacturing photosensitive material : de en
  • US2316538A - Sulphonic acids and process of preparing them : en
  • AU121444B2 - Improvements in or relating to methods of making hollow articles particularly valves, andthe improved products resulting therefrom : en
  • CA411786A - Video-frequency signal translating system : en fr
  • DE734316C - Modulation circuit : de en
  • ES146471A3 - A PROCEDURE FOR THE MANUFACTURE OF GARMENT PARTS FOR OTHER GARMENTS OF OTHER CLOTHING : en es
  • FR881008A - Sampling probe : en fr
  • GB552618A - Improvements in or relating to the weaving of fabrics : en
  • US2316257A - Honing or polishing tool : en
  • GB552555A - Improvements in coating compositions containing ester gum : en
  • DE734217C - Process for the extraction of pure clay : de en
  • FR880953A - Agglomeration processes and forms of a combustible material obtained from the woody shell of peanuts : en fr
  • FR881163A - Class b feedback amplifier : en fr
  • US2316182A - Dispensing machine : en
  • DE734433C - Process for the production of antirachitic products : de en
  • ES6068U - New school tables (Machine-translation by Google Translate, not legally binding) : en es
  • FR881134A - Steering device for vehicles capable of being steered by lateral displacement of the carrying axles : en fr
  • NL54265C - : en
  • US2316577A - Electronic regulator : en
  • FR881109A - Method and device for recovering hydrogen sulfide from freshly spun artificial viscose filaments, ribbons, etc. : en fr
  • US2316423A - Device for providing refrigerants in containers : en
  • US2316715A - Apparatus for manufacturing tubing : en
  • DE734289C - Paint : de en
  • ES152924A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOVIES FOR GAMES : en es
  • ES153209A1 - CONNECTION OF AMPLITUDE FILTERS : en es
  • US2316338A - Dispensing system : en
  • DE734312C - Process for the preparation of 1,4-butenediols : de en
  • ES152764A1 - A PROCEDURE AND A DEVICE FOR THE MANUFACTURE OF CAST MOLDS : en es
  • US2316547A - Tuning device for radio apparatus : en
  • US2316629A - Printing ink : en
  • CH226473A - Improvement in optical measuring means applied to machines or instruments. : en fr
  • CH226495A - Lathe for thread cutting. : de en
  • DE734435C - Process for the continuous polymerization of high-temperature coal tar : de en
  • US2316597A - Method of and apparatus for welding : en
  • GB552508A - Apparatus for playing word-forming games : en
  • US2316678A - Circuit controller : en
  • FR881028A - Device for tensioning the sewing thread of sewing machines : en fr
  • GB552571A - Improvements in or relating to electric terminals or binding posts : en
  • US2316596A - Shooting wells : en
  • DE734427C - Crawler vehicle for snow operations : de en
  • US2316476A - Scrap disposal system : en
  • US2316395A - Process for production of lubricating oil : en
  • FR51704E - : fr
  • CH226423A - Pressing facility. : en fr
  • US2316593A - Electric plug assembling machine : en
  • US2316729A - Tank for use in aircraft : en
  • US2316671A - Preformed floor unit : en
  • DK60798C - Electric Lamp with Waterproof Housing. : da en
  • DE734313C - Teleprinter : de en
  • FR881078A - Method of counting washers and similar objects of the same size : en fr
  • CA411800A - Snow plough : en fr
  • US2316652A - Commutator structure and method of forming the segments thereof : en
  • US2316733A - Alimentary preparations : en
  • US2316422A - External honing tool : en
  • US2316635A - Rotatable electrical device : en
  • DE734394C - Gear pump : de en
  • US2316531A - Sizing and coating apparatus : en
  • DE734444C - Tank wagons without an underframe : de en
  • US2316470A - Switch construction : en
  • US2316566A - X-ray tube timer : en
  • FR881093A - Method and machine for lengthwise corrugating sheets : en fr
  • GB552511A - Improvements in and relating to electric furnaces : en
  • GB552554A - Improvements relating to gyro-verticals or artificial horizons : en
  • DE734498C - Storage of the transmission, especially in the pedal crank housing of bicycles and. like : de en
  • USD135462S - Design fob an ice skate : en
  • DE734351C - Cylinder press for sheet-fed printing : de en
  • CH226559A - Method for generating a periodically repeating potential jump between the phases of two alternating voltages connected in series and device for carrying out this method. : de en
  • DE734212C - Spark plug : de en
  • CA411719A - Internal combustion engine : en fr
  • CH226579A - Receive frame. : de en
  • CH226645A - Hollow body for liquids or gases of high temperature. : de en
  • US2316453A - Closure member : en
  • DE734203C - Refractory ramming mass : de en
  • US2316685A - Operation of mercury cells : en
  • DE734286C - Two-part clamp for attaching insulating rails with grooves for cables : de en
  • DE734390C - Umbrella frame that can be shortened : de en
  • CA411826A - Flying boat emergency hatch and man-hole cover : en fr
  • CA411842A - Spring feeding apparatus : en fr
  • CH226594A - Device for parking bicycles. : de en
  • DE734391C - Cleaning and covering agent for metal melts : de en
  • ES153594A2 - IMPROVEMENTS INTRODUCED IN THE SCOPE OF THE MAIN PATENT : en es
  • FR881024A - Viscosity regulator for liquids in particular to regulate the density of the pulp : en fr
  • GB552573A - Improvements in or relating to agitating and froth producing apparatus : en
  • CA411768A - Sheet material surfacing apparatus : en fr
  • CA411703A - Surgical truss : en fr
  • CH226412A - Shrub and tree branch holder. : de en
  • AU150241A - Sparkplug and method of making thesame : en
  • DE734342C - Procedure for securing the commutation of inverters and converters : de en
  • US2316220A - Composition for cleaning aluminum : en
  • US2316328A - Side pocket for brief cases and the like : en
  • US2316365A - Control means for radio apparatus : en
  • CH226557A - Device for frequency multiplication. : de en
  • US2316400A - Slack adjuster : en
  • CA411695A - Firearm absorbing means : en fr
  • CH226438A - Raccoon. : de en
  • ES152784A1 - DEVICE FOR SUSPENSION OF CONDUCTING WIRES IN THE ELECTRICAL TRACTION CURVES AND ESPECIALLY IN THE CONDUCTIVE LINES OF TROLLEYS : en es
  • CA411716A - Musical instrument : en fr
  • US2316463A - Bird's pulley lunch box : en
  • US2316625A - Terpene halo-alkyl-ether-amine condensation product : en
  • US2316620A - Roasting rack : en
  • USD135458S - Textile fabric or similar article : en
  • GB552619A - Improvements relating to bactericidal substances : en
  • CH226468A - Device for enabling rapid swimming. : de en
  • CH226589A - Control device for conveyor systems. : de en
  • CA411696A - Centrifugal metal lining apparatus : en fr
  • DE734322C - Rotatable regenerator drum : de en
  • DE734515C - Device for monitoring the high and long-term charging of electrical collector batteries : de en
  • CA411770A - Milk can turning device : en fr
  • ES152652A3 - NEW AUTOMATIC RECORDER SYSTEM THAT GRAPHICALLY REPRODUCES VARIATIONS IN THE LEVEL OF LIQUIDS AT REST OR MOVING GRAPHICALLY AS A FUNCTION OF TIME : en es
  • US2316367A - Hobbing machine : en
  • USD135465S - Design for a game board : en
  • GB552556A - Improvement in coating compositions containing kauri resin : en
  • GB552603A - Improvements in or relating to dash pots : en
  • GB552547A - Improvements relating to reciprocating pumps : en
  • US2316227A - Oil burning apparatus : en
  • DE734346C - Process for the production of insulating bodies from fibrous mineral material : de en
  • FR881026A - Device for the simultaneous measurement of electrical power, current and voltage by means of three measuring devices acting in the second degree : en fr
  • CA411714A - Churn attachment : en fr
  • ES147382A1 - Automatic coupling of vehicles, particularly for mining cars. : en es
  • US2316274A - Coating and production of coated structures : en
  • US2316389A - Adjustable bar hanger and receptacle fastening means : en
  • CA411830A - Photoelectric facsimile transmitter : en fr
  • US2316730A - Pole changer control circuit : en
  • GB552523A - Improvements in or relating to fluorescent screens and cathode ray tubes : en
  • US2316174A - Sound reproducing device : en
  • US2316731A - Means for aseptic transfer of sterile articles : en
  • FR881088A - Method of treating and preferably cleaning the surfaces of metal objects by the gun method : en fr
  • DE734284C - Transfer pump with two or more pressure levels : de en
  • DE734385C - Process for the production of a ceramic mass that does not shrink during firing : de en
  • DK60799C - Heat insulating container for cookware. : da en
  • CA411820A - Printing ink drying apparatus : en fr
  • DE734219C - Process for the production of soap-forming carboxylic acids : de en
  • US2316628A - Laminated flexwood spring for chair seats : en
  • US2316335A - Comb : en
  • FR881053A - Layering machine with cylindrical pulling surface that rotates : en fr
  • GB552533A - Improvements in or relating to electric water heating apparatus : en
  • FR881069A - Fire extinguisher for fuel tank : en fr
  • DE734216C - Process for the production of alkali hydroxides or carbonates via the silicofluoride : de en
  • DE732653C - Automatic change-speed gearbox for motor vehicles that can be switched manually : de en
  • FR881042A - Process for developing without haze and with desensitization of photographic silver halide emulsions : en fr
  • GB552627A - Improvements in or relating to relief valves for steam or other pressure vessels : en
  • CA411743A - Telephone system automatic switch : en fr
  • US2316584A - Direction indicator : en
  • US2316448A - Extension table : en
  • AU898443A - Improvements in or relating to variable-speed transmission : en
  • NL54235C - Method for preparing powdery or granular mixtures of rubber and carbon black : en nl
  • DE734388C - Electric control device : de en
  • US2316388A - Metal etching stylus : en
  • US2316374A - Vehicle supporting truck : en
  • US2316550A - Oscilloscope scale : en
  • GB552527A - Improvements in or relating to the production of moistureproof sheets or films : en
  • FR881103A - Glass container or ampoule : en fr
  • US2316236A - High frequency tube : en
  • CA411837A - Truck power unit mounting : en fr
  • CA411713A - Aerial bomb safety device : en fr
  • DE734315C - Circuit for measuring the degree of modulation of a modulated high-frequency oscillation : de en
  • US2316663A - Vegetable thinner and blocker : en
  • USD135475S - Design for an insulating siding corner unit : en
  • US2316674A - Vacuum cleaner : en
  • CH226513A - A method of manufacturing a seal comprising a lip, the free end of which at least is metallic and has a cutting edge which alone is in elastic contact with the surface with which the seal cooperates, and the seal thus obtained. : en fr
  • CA411777A - Gas generating apparatus : en fr
  • US2316294A - Process for obtaining individual color-component records from multilayer differentially colorsensitized film elements : en
  • US2316475A - Undercut sickle for windrowers : en
  • US2316743A - Flotation of molybdenite : en
  • CA411756A - Blasting cap : en fr
  • CH226525A - Centrifugal compressor. : de en
  • US2316397A - Adjustable draft connection unit for implements : en
  • US2316170A - Apparatus for interrupting or controlling electric currents : en
  • CA411804A - Anti-skid chain link calk : en fr
  • AU432342A - Improvements inthe harvesting of grain : en
  • CH226442A - Milk extractor and butter machine for uninterrupted operation. : de en
  • CH226501A - Electric dry shaver. : en fr
  • DE734365C - Shaft furnace for continuous gas generation from solid fuels : de en
  • ES152358A1 - AN AMPLIFIER ASSEMBLY INTENDED FOR RECEIVING VERY SHORT WAVES : en es
  • DE734449C - Procedure for cooling discharge equipment : de en
  • CH226460A - Machine for making cell bags for cigars and the like. : de en
  • US2316308A - Apparatus for storing fluids underground : en
  • GB552575A - Method of clarifying sugar cane mill juices : en
  • CH226458A - Process for the anodic oxidation of aluminum and aluminum alloy objects. : en it
  • DE734160C - Feedback device for telegraph systems : de en
  • US2316436A - Cycle saddle post : en
  • CH226532A - Internal combustion engine. : en fr
  • US2316176A - Atmospheric drum drier : en
  • DE734477C - Ship water tube boiler : de en
  • CH226521A - Mechanical power amplifier with auxiliary drive. : de en
  • DE734292C - Hot water heating with several steam boilers as hot water generator and an expansion vessel connected to the boilers by steam pressure equalization lines and hot water overflow lines : de en
  • US2316321A - Car door : en
  • USD135470S - Christmas tree ornament or the like : en
  • USD135488S - Combined stand and perfume bottles : en
  • CH226484A - Process in which the amplitudes of existing magnetic sound recordings are changed. : de en
  • US2316471A - Full automatic press control : en
  • CA411772A - Sheet metal manufacture : en fr
  • CH226585A - Luminous object. : de en
  • ES157086A3 - ONE PERSION CLOSURE, FOR GREASE MACHINES : en es
  • DE734208C - Process for making textiles made of cellulose or cellulose hydrate fibers water-repellent and crease-proof : de en
  • DE734215C - Manufacture of hydroxylammonium salts : de en
  • ES149808A3 - A PROCEDURE FOR GOLDEN METALS OF ALL KINDS : en es
  • CH226538A - Device on internal combustion engines to compensate for the excess air in the individual cylinders. : de en
  • DE734157C - Process for the production of bromodiaethylacetylmandelic acid or its salts : de en
  • DE734254C - Ignition device for internal combustion engines using gas discharge tubes : de en
  • NL54276C - : en
  • CH226529A - Twin-shaft internal combustion engine. : de en
  • US2316745A - Ceramic decorating composition : en
  • US2316358A - Flash powder and method of preparation : en
  • US2316645A - Deep etching lithographic plate : en
  • CH226478A - Resistance thermometer with protective housing. : de en
  • CA411745A - Aneroid barometer : en fr
  • CH226598A - Bridge for loading and unloading rail cars. : de en
  • GB552562A - Improvements to screw displacement pumps : en
  • US2316245A - Yarn preparation : en
  • US2316563A - Room heater : en
  • CH226641A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • US2316159A - Fruit and berry washing and grading equipment : en
  • US2316558A - Transformer : en
  • CH226477A - Resistance thermometer. : de en
  • CH226545A - Unipolar machine with slip rings or grinding surfaces cooled from the inside by liquid. : de en
  • AU893643A - Improvements in or relating to methods of making hollow articles particularly valves, andthe improved products resulting therefrom : en
  • CH226523A - Impeller for centrifugal compressor. : de en
  • US2316336A - End dump cinder pot : en
  • US2316426A - Safety sanitary guard for drinking troughs of poultry fountains : en
  • US2316150A - Paper cup : en
  • CH226485A - Handle for devices. : de en
  • CH226482A - Method and device for recording sounds. : de en
  • CA411704A - Foundation garment : en fr
  • CA411752A - Alphamethylene ester copolymer production : en fr
  • CH226416A - Set of construction elements comprising metal elements for the formation of assemblies and frameworks. : en fr
  • DE734470C - Process for the production of acrolein : de en
  • DE734272C - Process for the production of aqueous, grainless emulsion pastes from paraffins : de en
  • US2316251A - Process and apparatus for the drying of gases : en
  • CA411816A - Ammunition : en fr
  • CA411718A - Aircraft fuel tank air supply system : en fr
  • US2316205A - Sheet trimming device : en
  • US2316506A - Method of manufacture : en
  • US2316541A - Louver construction : en
  • US2316430A - Automobile jack : en
  • US2316705A - Production of fluent cement or cement grout : en
  • CA411773A - Adjustable closure : en fr
  • DE734397C - Winding device for strip-shaped rolling stock : de en
  • US2316403A - Lathe carriage feed mechanism : en
  • DE734469C - Process for the production of glycidic nitrate : de en
  • DE734527C - Optical sound recording process for sprout writing and facilities : de en
  • GB552606A - Improvements in or relating to the fitting of chucks to lathe spindles : en
  • CA411744A - Aircraft landing gear : en fr
  • CH226507A - Watch strap. : en fr
  • DK60789C - Boiler absorber for periodically operating dry absorption refrigerators and Procedure for its manufacture. : da en
  • CA411712A - Automatic air valve for stokers : en fr
  • US2316287A - Thermoelectric apparatus for heating compounds used for dental impressions : en
  • US2316739A - Stabilization of tetraethyl lead and a motor fuel containing the same : en
  • CA411817A - Gun wad making machine : en fr
  • CA411810A - Shingle : en fr
  • DE734528C - Device to prevent gas pressure gauges stored in the powder charge of guns from being ejected : de en
  • CH226466A - Filling pencil. : de en
  • NL54399C - : en
  • US2316213A - Mechanism for forming dense end cigarettes : en
  • US2316266A - Handle mechanism for reels : en
  • FR880959A - Special antenna combiner adaptable to the terminal part of any antenna : en fr
  • GB552599A - Improvements relating to soot-blowers : en
  • CH226592A - Vehicle wheel. : de en
  • CA411767A - Hair waving process and composition : en fr
  • DE734262C - Overrunning clutch, especially for motor vehicles : de en
  • DE734410C - Device for spot welding with the help of controllable discharge sections : de en
  • CA411763A - Series capacitor protective system : en fr
  • US2316484A - Folding chair : en
  • CA411750A - Reflector coating apparatus : en fr
  • CA411797A - Acoustical assembly : en fr
  • CH226611A - Process for the production of a copper-containing trisazo dye. : de en
  • DE731281C - Locking device for the coupling rod of tiltable skylight wing of box windows : de en
  • DE734384C - Aiming device for firearms : de en
  • CH226564A - Method for producing breaker contacts. : de en
  • US2316633A - Production of hydrogen chloride : en
  • US2316215A - Production of amino acids from their hydrohalides : en
  • US2316452A - Axial blower : en
  • US2316624A - Apparatus for determination of moisture in gases : en
  • CA411700A - Centrifugal fertilizer spreader : en fr
  • CA411725A - Sound track in light-polarizing films : en fr
  • CH226617A - Process for the production of a copper-containing trisazo dye. : de en
  • US2316580A - Industrial furnace : en
  • USD135489S - Design fob a dilutes for lubricants : en
  • DE734285C - Control device for electrically powered vehicles : de en
  • AU116765B2 - Improvements relating to remote control systems : en
  • CA411825A - Electrochemical halohydrination : en fr
  • FR880989A - Vegetable and fruit dehydrating device : en fr
  • FR881025A - Brake regulator for single chamber compressed air brakes for truck trailers : en fr
  • CA411784A - Engine sparking device : en fr
  • US2316337A - Drapery festoon ring : en
  • US2316279A - Apparatus for manufacturing mold members : en
  • US2316326A - Washing device : en
  • CA411707A - Carburetor attachment : en fr
  • CA411776A - Duplicating apparatus : en fr
  • CH226540A - Power machine governor with back pressure device. : de en
  • CH226494A - Machine for electric welding of sections of wire to a plate. : en fr
  • CH226488A - Second mechanism in the center. : en fr
  • CH226639A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • DE734370C - Self-seller for electricity or the like with basic fee collection : de en
  • US2316164A - Face support for binoculars : en
  • US2316721A - Combination milk filter : en
  • US2316189A - Protractor : en
  • US2316297A - Surgical instrument : en
  • CA411706A - Shaft sealing unit : en fr
  • US2316492A - Fluid meter : en
  • CH226481A - Total bill consumption counter for separate counting of bill consumption in the four quadrants. : de en
  • DE734374C - Control valve, especially for pressurized oil drives in machine tools : de en
  • USD135504S - Design for a dress : en
  • DE734218C - Process for the catalytic conversion of carbon monoxide with hydrogen to hydrocarbons : de en
  • US2316440A - Inspecting device : en
  • US2316536A - Polymerization of acetylene : en
  • FR880985A - Improvements to masonry : en fr
  • FR881112A - Improvements to holders used for welding operations using pressurized gas : en fr
  • DE734338C - Device for regulating electrical circuits, especially for refrigerating machines driven by electric motors : de en
  • CA411827A - Liquid flow regulating apparatus : en fr
  • DK60805C - Lifting mechanism for agricultural implements. : da en
  • GB552522A - Improvements in and relating to the casting of metals : en
  • US2316399A - Means for adjusting the length of stroke of pistons : en
  • US2316281A - Constant presssure wringer : en
  • US2316435A - Bale grouper : en
  • US2316489A - Filing apparatus : en
  • US2316413A - Oval plug valve chamber : en
  • US2316485A - Drafting apparatus : en
  • US2316488A - Bimetal valve : en
  • US2316727A - Wire line guide : en
  • CA411722A - Porous fibrous plate production : en fr
  • USD135499S - Decalcomania transfer sheet or the like : en
  • DE734507C - Mirrored curved projection screen : de en
  • US2316614A - System and truck for loading boxed produce : en
  • US2316310A - Feed control means for weighing apparatus : en
  • US2316496A - Process for producing nonsticking, smooth, flameproofed, thin, flexible sheeting : en
  • DE734269C - Arrangement for delayed switching on of rectifier and amplifier tubes : de en
  • DE734495C - Device for the automatic turning over of a hose-like structure : de en
  • DE734512C - Arrangement for receiving carrier frequency telegraph characters : de en
  • CH226531A - Multi-cylinder twin-shaft opposed piston internal combustion engine. : de en
  • US2316514A - Wall and plumbing fixture : en
  • DK60796C - Artificial carbon collector for electric machines and Procedure for its manufacture. : da en
  • US2316684A - Self-locking nut : en
  • US2316406A - Dispensing device : en
  • US2316501A - Peanut and similar harvesting plow : en
  • US2316377A - Tank gauge : en
  • FR881081A - Electrical converters or rectifiers with periodically actuated mechanical contacts : en fr
  • DE734422C - Electric sensor control for post-forming machine tools, especially die milling machines : de en
  • DE734335C - Cigarette with dome sleeve : de en
  • ES156702A3 - FUEL PUMP FOR REVERSIBLE RUNNING COMBUSTION ENGINES WITH AIR-FREE FUEL INJECTION : en es
  • US2316437A - Bimetal tank : en
  • GB552503A - Improvements in and connected with electrical wiring systems : en
  • CH226453A - Process for the production of a sulfur dye. : de en
  • DE734309C - Device for inserting open snap rings : de en
  • US2316529A - Glass tray : en
  • CH226424A - Process for the production of a solid fuel. : de en
  • US2316212A - Regenerated cellulose apparatus : en
  • US2316722A - Hay baler : en
  • CA411788A - Fluid pressure system : en fr
  • FR881048A - Piston for measuring devices for liquids, serving as a measuring and dispensing device : en fr
  • FR881144A - Insulating current input : en fr
  • GB552529A - Improvements in or relating to devices for releasably securing stereotype plates to a printing machine platen : en
  • CA411708A - Road sign : en fr
  • DE734329C - Device for the simultaneous recording of color separations : de en
  • FR881072A - Process for agglutinating iron ores : en fr
  • DE734448C - Dry rectifier valve disks and manufacturing process : de en
  • US2316258A - Production of softening agents : en
  • US2316707A - Control of automatic voltage regulators : en
  • US2316261A - Folding box : en
  • DE734496C - Device for separating foreign components from the air, especially for the supply of breathing air : de en
  • GB552541A - An improvement in or relating to surface gauges : en
  • US2316746A - Floor and wall covering : en
  • FR881087A - Housing for a liquid meter with two double-acting pistons which serve as a distributor for each other : en fr
  • ES147690A1 - Heating procedure of a shower heated by combustion of alcohol. : en es
  • ES151370A1 - Internal combustion engine : en es
  • GB552514A - Improvements in and relating to camouflage nets and materials therefor : en
  • DE734032C - Circuit arrangement for telephone systems with several exchanges, which can be reached via different connection paths : de en
  • DE734311C - Process for the production of drying oils : de en
  • US2316222A - Heating element support unit for ovens and the like : en
  • US2316556A - Trash separator and beet piece saver : en
  • US2316696A - Freight car : en
  • FR881068A - Device for the conservation, transport and introduction of aphrogenic products into pressurized water pipes : en fr
  • FR881142A - Plug contact for high voltage cable : en fr
  • US2316256A - Fishline float : en
  • FR881065A - Method of manufacturing machine parts by shaping without chips by press molding and sintering of metal powders : en fr
  • CA411717A - Induction heater : en fr
  • US2316353A - Dust bag attachment for suction cleaners : en
  • FR881058A - Improvement in printing presses : en fr
  • US2316491A - Gas handling apparatus : en
  • US2316692A - Hood latch assembly with sliding bolt : en
  • GB552600A - Hob for generating crown gears : en
  • GB552637A - Improvements in and relating to cupola furnaces : en
  • US2316334A - Cracking hydrocarbon oils : en
  • NL54280C - : en
  • US2316444A - Bowling score sheet display table : en
  • US2316553A - Contact plate for dry plate elements : en
  • CA411775A - Copy sheet moistening apparatus : en fr
  • CH226435A - Method and device for the treatment of viscose. : de en
  • FR881171A - Measuring apparatus for the appreciation of the differences determined by the temperature in the dimensions of construction elements, in particular of aircraft, the coefficient of expansion of which is other than that of the material constituting the execution apparatus : en fr
  • GB552560A - Improved trigger mechanism for automatic firearms : en
  • GB552608A - Improvements in or relating to electric circuit interrupters of the fluid blast type : en
  • US2316169A - Polyvinyl halide composition : en
  • US2316481A - Halogenated polymers of ethylene : en
  • US2316487A - Container for the storage of solutions of peroxygen compounds : en
  • US2316177A - Conveyer : en
  • US2316522A - Rotary vapor generator : en
  • US2316424A - Wall panel securing means : en
  • US2316650A - Steel rule slot cutting means : en
  • US2316673A - Processing sulphur : en
  • CH226496A - Clamping device on machine tools. : de en
  • US2316548A - Fastening device : en
  • ES149968A1 - INDUSTRIAL PROCEDURE FOR THE IMPROVEMENT OF VEGETABLE FIBERS : en es
  • DE734494C - Spark plug electrodes : de en
  • CH226433A - Handle attachment device. : de en
  • DE734274C - Process for the production of tight and resistant connections between ceramic bodies among themselves or between ceramic and metallic bodies : de en
  • US2316166A - Wiring duct : en
  • FR880969A - Support device for deformable tubes allowing the distribution of pulp materials contained in these tubes : en fr
  • DE734277C - Process for the production of lubricants : de en
  • ES152701A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es