• US2321749A - Culinary utensil : en
  • US2321915A - Glare meter : en
  • DE736382C - Piston with sealing element : de en
  • CH227454A - Bandage clips of metal. : de en
  • CH227499A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • CH227351A - Process for the preparation of a basic compound. : de en
  • CA413191A - Gas pumping apparatus : en fr
  • US2321905A - Winch assembly : en
  • US2321655A - Dispensing package : en
  • US2322066A - Polish and process of making it : en
  • US2322136A - Reproduction process and apparatus : en
  • DE736346C - Stereoscopic measuring device : de en
  • CH227379A - Device for driving and guiding an endless film roll. : de en
  • CH227486A - Motorcycle suspension. : de en
  • CH227480A - Vehicle with spoked wheels. : de en
  • US2321633A - Altimeter or barometer : en
  • US2321658A - Process for use in coating metal surfaces : en
  • US2322042A - Brake control means : en
  • US2322124A - Stoker of underfeed type : en
  • US2321970A - Method of and apparatus for treating wells : en
  • US2322091A - Ball bumper : en
  • US2321867A - Rail bond : en
  • US2321741A - Guiding means for press platens : en
  • US2322037A - Photographic film : en
  • US2321587A - Electrical conductive coating : en
  • CA413184A - Brake shoe : en fr
  • US2321808A - Belt for personal wear : en
  • US2321955A - Plotting device : en
  • US2321751A - Power take-off : en
  • USPP592P - Peach : en
  • DE736399C - Arrangement of an extraction and loading device and a face conveyor under the protection of moving steel construction frames : de en
  • CH227461A - Device for applying liquefied paraffin to the skin. : de en
  • CH227519A - Process for the preparation of a water-soluble monoazo dye. : de en
  • CA413232A - Folding and sealing mechanism for paper containers : en fr
  • FR882769A - Manufacture of plastics : en fr
  • FR882889A - Improvements made to timing devices : en fr
  • CH227397A - Plain bearing with wick lubrication. : en fr
  • CH227436A - Device for measuring the intensity of neutron radiation. : de en
  • CH227459A - Process for the preparation of vitamin B1. : de en
  • AU559442A - Improvements in driving means for impression cylinder carrying frames of printing presses : en
  • AU638442A - Improvements relating to plate clutches : en
  • CH227311A - Wood and charcoal gas stove. : en fr
  • CH227330A - Feeding device on cards. : de en
  • CA413217A - Multiplex signal translating system : en fr
  • US2321756A - Apparatus for drying accreted fibrous articles : en
  • GB553990A - Improvements in or relating to cartridge belt filling machines : en
  • GB554061A - Improvements in or relating to rectifiers : en
  • NL54679C - : en
  • FR882757A - Stainless Metal Clothespin : en fr
  • FR882943A - Method and device for taking and projecting color motion pictures : en fr
  • US2321898A - Tank car : en
  • US2321944A - Information distribution system : en
  • DE736381C - Working method for air-cooled steam condensers : de en
  • CH227414A - Method and device for removing liquid droplets floating freely in air or gas streams. : de en
  • GB554088A - Improvements in or relating to containers for fluids under pressure : en
  • US2321581A - Indicator : en
  • DK61030C - Procedure for the Manufacture of Building Materials and Form Boxes for Use in the Execution of the Procedure. : da en
  • FR882879A - Water-soluble acrylic compounds and method for preparing these compounds : en fr
  • FR882920A - Method and device for measuring accelerations and pressures : en fr
  • DK61021C - Elevation marking apparatus, in particular for metalworking. : da en
  • DK61028C - Rigellaas. : da en
  • US2321865A - Refrigerating apparatus : en
  • FR882880A - Folding stove that burns fuel tablets or liquid fuel : en fr
  • US2321988A - Road guard bracket and clip : en
  • US2322059A - Saturating asphalt : en
  • US2322182A - Transmission dynamometer : en
  • US2322079A - Brake device : en
  • DE736418C - Device for air cleaning in the cooler of internal combustion engines : de en
  • US2321847A - Staple for stapling machines : en
  • US2321864A - Tandem wheel trailer : en
  • CA413188A - Seal for discharge lamps : en fr
  • FR882919A - Electrical signaling system : en fr
  • FR882894A - Improvements to reheating or annealing beam furnaces : en fr
  • DE736461C - Device for separating mechanical impurities and water from waste oils : de en
  • GB553982A - Process for concentrating ores : en
  • GB554014A - Improvements in or relating to the recovery of valuable constituents from fatty oils : en
  • GB554033A - Improvements in and relating to farm implements : en
  • CH227515A - Process for the preparation of an azo dye mixture. : de en
  • US2321570A - Packaging of razor blades : en
  • US2321737A - Converter cartridge : en
  • CH227306A - Process for increasing the yield of plants by treating the seed. : de en
  • CH227433A - Discharge tube for generating radiation that occurs outside the tube. : de en
  • ES8064U - Refractory mold for electric irons (Machine-translation by Google Translate, not legally binding) : en es
  • FR882842A - Process for preparing pectin by hydrolysis under pressure of parts of plants containing protopectin, in the presence of mineral acid : en fr
  • ES8137U - Closing for packaging (Machine-translation by Google Translate, not legally binding) : en es
  • US2321824A - Can holder : en
  • US2321745A - Gas treating apparatus : en
  • US2322030A - Manifolding means : en
  • US2322194A - Process for making cement products : en
  • FR882773A - Improvements to electrical fire signaling systems : en fr
  • US2322063A - Booster-assisted fluid pressure compounding systems : en
  • US2321768A - Waistcoat attachment for dress coats : en
  • US2321660A - Milk container : en
  • US2322096A - Catalytic hydrogenation of high molecular aliphatic carboxylic acids : en
  • US2321935A - Amino diaryl dialkyl cyclobutane : en
  • CA413145A - Welder's helmet glass holder : en fr
  • CA413226A - Clinkering coal production : en fr
  • CH227467A - Carrier frequency transmission system. : de en
  • CA413239A - Permeability tuning loop antenna : en fr
  • US2322144A - Sound recording means for motion picture cameras : en
  • FR882765A - Weaving process for tight fabrics : en fr
  • FR882891A - Method and device for supplying fuel to internal combustion and explosion engines : en fr
  • FR882806A - Improvements made to carburetors : en fr
  • US2321971A - Telemetering system : en
  • DE736398C - Tunnel furnace for the production of insulating bricks : de en
  • FR882753A - Condensate drainage device with low pour points : en fr
  • DE736378C - Process for the direct measurement of the indicated mean effective pressure of piston engines : de en
  • US2321837A - Airplane and control device therefor : en
  • US2322035A - Cyanoethyl alpha chloracrylate : en
  • FR882809A - Combination locking device : en fr
  • US2321775A - Dry carroting fur : en
  • GB554029A - A new or improved pipe coupling : en
  • US2322157A - Mixing device : en
  • GB553994A - Improvements in and relating to optical projection apparatus : en
  • FR882803A - Cinematographic projection device : en fr
  • GB554001A - Variable speed gear boxes : en
  • US2321593A - Preparation of unsymmetrical acetals : en
  • US2321932A - Hair cutting implement : en
  • CH227334A - Device for forming edges on looms. : de en
  • FR882754A - Variable cutting angle safety razor : en fr
  • GB554089A - Improved portable apparatus for dispensing drinks : en
  • FR882766A - Refractory earth heating plate : en fr
  • GB554027A - Improvements in or relating to gas filters and to mine dust extractors : en
  • FR882774A - Improvement in gas meters : en fr
  • FR882851A - Brake for wheels of vehicles hitched or towed to the rope : en fr
  • CH227465A - Device for telephone sets, for reducing the speech noise of people speaking into the set. : de en
  • US2322058A - Waste disposal unit : en
  • FR882941A - Method and device for electric induction heating of metal workpieces : en fr
  • CA413262A - Variable speed transmission : en fr
  • FR882923A - Polymerization products and process for preparing these products : en fr
  • US2321710A - Relay : en
  • US2321920A - Measuring tape : en
  • US2321769A - Testing apparatus : en
  • ES8119U - Device for container boxes (Machine-translation by Google Translate, not legally binding) : en es
  • CA413223A - Butadiene production by dehydrogenating butylene : en fr
  • US2321982A - Paint spray machine : en
  • US2322064A - Coring device : en
  • US2322103A - Steam electric sadiron : en
  • FR882800A - Improvement in removable ball cages : en fr
  • GB554054A - Improvements in plug gauges : en
  • CH227512A - Process for the preparation of an azo dye mixture. : de en
  • CA413190A - Modulated carrier wave transmitter : en fr
  • FR882898A - Improvements to cutting and cold upsetting machines : en fr
  • US2321876A - Timing apparatus : en
  • US2321974A - Method of producing shade and color contrasts in textile fabrics : en
  • US2321985A - Method and apparatus for separating solids from fluids : en
  • US2321699A - Remote indicator and control device : en
  • FR882781A - Plant for agglomeration and coking of charcoal tablets and the like : en fr
  • FR882797A - Cap for transportable electric accumulator : en fr
  • CH227440A - Forming arrangement. : de en
  • FR882811A - Induction compass : en fr
  • FR882888A - Method of eliminating variations in amplitude during magnetic sound recordings : en fr
  • GB554059A - Improvements in underpants or shorts : en
  • DE736349C - Muffle, especially for enamelling ovens and ceramic ovens : de en
  • CA413263A - Railway truck stabilizing mechanism : en fr
  • DE736515C - A special X-ray apparatus powered by a generator, preferably driven by a gasoline engine : de en
  • DE736402C - High voltage disconnector : de en
  • US2321566A - Structural unit : en
  • US2322050A - Truck construction : en
  • DE736442C - Capacitor dielectric made from an insulating material with a high dielectric constant : de en
  • GB554025A - Improvements in and relating to the preserving of meat : en
  • CH227441A - Process for the production of breaker contacts containing carbon. : de en
  • US2321874A - Robot vehicle : en
  • AU560842A - Means for maintaining in tune receivers of wavelength modulated waves : en
  • US2322056A - Treating fatty acid-containing stock : en
  • CH227466A - Circuit arrangement for telecommunications systems, in particular telephone systems, with a relay which is actuated by capacitor current surges. : de en
  • FR882926A - Can opener for canned food or others : en fr
  • CH227395A - Device for guiding the guide pin of the transmission device of copy milling machines, engraving machines and the like. : de en
  • CH227412A - Thermal power plant. : de en
  • US2322156A - Coated abrasive : en
  • US2322132A - Rake : en
  • US2321754A - Flexible chain closure for shoes : en
  • CH227337A - Forms for decoration and display purposes, and processes for the manufacture thereof. : de en
  • US2321782A - Spark plug wire terminal : en
  • US2321959A - Full wave rectifier : en
  • DE736394C - Circuit arrangement for cathode ray tubes with protective resistance : de en
  • ES8024U - Box-container (Machine-translation by Google Translate, not legally binding) : en es
  • NL54698C - : en
  • US2321897A - Synthetic resin plastic compositions : en
  • US2322008A - Display system : en
  • GB554056A - Improvements in or relating to telephone ringers : en
  • DE736482C - Device for forming glass tubes, glass rods or other objects made of glass : de en
  • DK61025C - Compressed air distributor for Injectors with Respiratory protection device. : da en
  • FR882823A - Combustible chipboard : en fr
  • GB554091A - Telephone systems : en
  • FR882844A - Connection system for installations supplied with three-phase current with temperature regulators : en fr
  • US2321934A - Rotating pump : en
  • FR882768A - Improvements made to hand luggage and suitcases, in particular, in order to be able to transport them by rolling : en fr
  • GB554049A - Improved method of and machine for eviscerating fish : en
  • FR882934A - Machine for working and in particular for polishing combs : en fr
  • GB554035A - Improvements in or relating to machines for conforming shoe uppers to shapes of lasts therein and for securing conformed portions of the uppers in position by cement : en
  • US2321760A - Preparation of color printing plates : en
  • US2322116A - Lubricating oil : en
  • US2321695A - Refrigerating apparatus : en
  • US2322098A - Catalytic hydrogenation of alicyclic carboxylic acids : en
  • FR882924A - Measuring device for determining the thickness of a layer of a non-magnetic or weakly magnetic material : en fr
  • FR882895A - Improvements to continuous furnaces for firing ceramic or other products : en fr
  • FR882391A - : fr
  • GB554094A - Improvements in or relating to packing for stuffing-boxes and the like : en
  • US2321904A - Aerial toy : en
  • US2322170A - Undergarment : en
  • DE736449C - Small milling cutter (milling cutter file) with steeply helically wound and undercut cutting edges and these dividing jacket grooves : de en
  • FR882777A - Improvements to high frequency modulation systems : en fr
  • FR882896A - Method and mechanism for closing a polygonal container body by inserting a closure piece and blank cut to form the closure piece : en fr
  • CH227349A - Process for the preparation of o-sulfobenzoic acid. : de en
  • CH227529A - Coaster brake device on vehicles equipped with cranks. : de en
  • FR882826A - Impedance transformer : en fr
  • FR882901A - Process for making endless drawn products, in particular filaments or threads : en fr
  • DE736419C - Injector with fuel filter for internal combustion engines : de en
  • US2321747A - Overcasting device for sewing machines : en
  • USD135826S - Design for a dsess : en
  • CH227332A - Yarn guides on eccentric package winding machines. : de en
  • US2321661A - Adjustable labeling machine : en
  • US2321734A - Shoe and heel construction : en
  • US2321723A - Speech transmission system : en
  • US2322135A - Vehicle license plate : en
  • US2321773A - Golfer's putter : en
  • US2321596A - Presser foot mechanism for shoe sewing machines : en
  • US2321893A - Vapor scrubbing system : en
  • DE736400C - Wetting agents, foaming agents and dispersants : de en
  • CA413224A - Butadiene production by the dehydrogenation of the butylene : en fr
  • GB553989A - Improvements in or relating to doors, panels, partitions, table-tops and like articles : en
  • DE736524C - Steep view card index : de en
  • DE736448C - Manufacture of diffusion chrome-plated items : de en
  • DE736468C - SLR camera with photometer : de en
  • FR882900A - Process for preparing lactams : en fr
  • DE736407C - Arrangement to achieve a constant belt tensioning force for belt-driven machines : de en
  • GB554003A - Improved pulse generating circuit : en
  • US2321967A - Dewaxing solvent : en
  • US2322142A - Railway signaling system : en
  • FR882865A - flat element for electric heating elements : en fr
  • GB553981A - Improvements in or relating to method of and apparatus for machining a work-piece : en
  • DK61016C - Tooth replacement part. : da en
  • FR882793A - Improvements to gasifiers : en fr
  • GB554034A - Improvements in or relating to machines for trimming marginal material from shoe uppers : en
  • US2321777A - Hard rubber lining for receptacles : en
  • US2321637A - Contouring machine : en
  • GB554011A - Machine for dressing flesh meat such as tripe and the like meat : en
  • GB554000A - Improvements in or relating to magnetic core structures : en
  • CA413267A - Bottle cap opener with advertising caps : en fr
  • US2321896A - Copolymers of rho-chlorostyrene : en
  • US2321780A - Remote control of parts actuated through flexible power transmission mechanisms : en
  • USD135816S - Design for a handbag : en
  • US2321881A - Fruit cutting and pitting device : en
  • CH227317A - Drain valve on a cistern. : de en
  • FR882825A - Process for intercepting and reflecting solar radiation on the leaves of plants : en fr
  • DE736518C - Schlaegermuehle : de en
  • FR882850A - Electric motor control of the carriage of straight knitting machines : en fr
  • FR882852A - Multiple effect gasifier : en fr
  • US2322161A - Overload relay switch : en
  • GB554041A - Improvements in or relating to electric soldering irons : en
  • CH227365A - Film cassette with curved guide channels. : de en
  • US2321588A - Automatic telephone system : en
  • FR882812A - Extinguishing chamber for small automatic switch of electrical installations with magnetic arc extinction : en fr
  • FR882813A - Improvements in manufacturing processes for sulfonamide derivatives : en fr
  • DE736370C - Resin-containing paints or compositions : de en
  • CH227444A - Very high voltage discharge tube. : de en
  • DE736431C - Accumulator battery for electrically operated vehicles : de en
  • US2321943A - Internal combustion engine : en
  • DE736463C - Device to protect against overload on motor grippers : de en
  • GB554092A - Electric wave transmission network : en
  • AU117061B2 - Improvements in or relating to stereo-photofluorography : en
  • CH227356A - Process for the desilification of water. : de en
  • US2321664A - Spindle support : en
  • CA413210A - Humidity measuring and control apparatus : en fr
  • CH227375A - Apparatus for the quantitative measurement of the humidity contained in cereals and other granular materials or made so. : en it
  • US2321598A - Preparation of desoxycholic acid : en
  • US2321739A - Registering mechanism : en
  • US2322012A - Wax modifying agent and method for making the same : en
  • US2321957A - Production of goods of or containing rubber or similar material : en
  • US2321968A - Printing device : en
  • DE736455C - Process for cleaning sugar juices : de en
  • DE736486C - Method for operating internal combustion engines with deep cooling of the combustion air : de en
  • US2321819A - Mechanical refrigerating system : en
  • GB553986A - Improvements in hydraulic engines : en
  • CH227402A - Electric pulley block with coarse and fine input lift motor. : de en
  • CA413258A - Circular knitting machine and fabric : en fr
  • AU117053B2 - Means for maintaining in tune receivers of wavelength modulated waves : en
  • CH227500A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • GB554018A - Improvements in and relating to electric current converting systems : en
  • FR882762A - Automatic adjustment of the humidity of the ambient environment in a closed enclosure : en fr
  • US2321575A - Compounded hydrocarbon oil : en
  • US2321918A - Centrifugal separating method and apparatus : en
  • CH227310A - Drive for weir locks. : de en
  • CA413260A - Grain drill : en fr
  • FR882836A - Float shock absorber for the discharge line of piston pumps : en fr
  • CH227361A - Device for the so-called transfer of the entries from the front of a sheet to the back. : de en
  • NL54686C - Temperature controller or similar device, where the heat-sensitive element is surrounded by a housing. : en nl
  • US2321752A - Bicycle handle-bar seat : en
  • US2321763A - Porcelain enamel ground coat : en
  • USD135818S - Design for a lapel button or the like : en
  • CH227503A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • CA413155A - Hinge mounting for swinging closures : en fr
  • CH227319A - Device for the dry discharge of ash and slag from gas generators, in particular for vehicle and small businesses. : de en
  • US2321721A - Leveling machine : en
  • US2321758A - Telephone system : en
  • US2322134A - Process for recovery of by-products from waste pickle liquors : en
  • FR882937A - Method of exploration or prospecting of bitumen deposits : en fr
  • DE736484C - Combine harvester with conveyor device : de en
  • US2321614A - Vehicle control mechanism : en
  • AU117059B2 - Improvements in or relating to automatic lathes : en
  • CH227312A - Insertion device for central heating boilers and long-running burners. : de en
  • CH227481A - Elastic wheel. : en fr
  • CH227442A - Anode entry for high-voltage converters with gas or vapor discharge path. : de en
  • CH227315A - Method for automatic heating regulation for fuel-heated central heating systems and device for carrying out the method. : de en
  • DE736386C - Keyboard instrument with swiveling typewriter support : de en
  • US2321861A - Automotive accessor : en
  • US2321992A - Apparatus for detecting rate of change of speed : en
  • DE736435C - Drilling method : de en
  • US2321668A - Airplane propeller : en
  • US2321691A - Shoe bottom coating machine : en
  • US2321821A - Driven member for friction clutches : en
  • US2321987A - Mirror : en
  • US2322021A - Bell : en
  • FR882837A - Wind motor : en fr
  • AU563042A - Improvements in or relating to coated materials and articles : en
  • CA413231A - Stereo-disparator : en fr
  • CH227352A - Process for the preparation of a trisazo dye. : de en
  • AU466342A - Improvements in reinforced cylinders and methods of producing thesame : en
  • CH227429A - Current-carrying conductor with cooling device. : de en
  • CA413185A - Electrical distribution system : en fr
  • DK61023C - Green fodder collector for Slaamaskiner. : da en
  • CH227363A - Process for the production of stencil prints. : de en
  • CH227391A - Process for surface hardening of workpieces. : de en
  • CH227418A - Electric machine. : de en
  • AU117078B2 - Improvements in reinforced cylinders and methods of producing thesame : en
  • CA413216A - Automobile body : en fr
  • DE736456C - Process for cleaning the electrolyte in chloralkali electrolysis using the amalgam process : de en
  • US2322069A - Relay : en
  • US2322174A - Valve actuating mechanism : en
  • US2321979A - Terpene derivative : en
  • US2322016A - Fireplace furnace : en
  • CH227506A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • FR882847A - Improvements to the milling of wheat flour : en fr
  • USD135821S - Mills hydraulic press : en
  • US2321632A - Stick handling mechanism : en
  • CA413208A - Propulsion mechanism for motor toboggans : en fr
  • GR10099B - SUGAR IN FRONT OF ROASTED FIGS AND SUGAR. : el en
  • USPP591P - Rose plant : en
  • AU563842A - Improvements in electric communication cables : en
  • US2322106A - Manufacture of coating composi : en
  • US2322189A - Automatic knocker for fertilizer mixers : en
  • FR882931A - equipment for regulating the power of an inverter : en fr
  • AU592142A - An improved combination mathematical instrument : en
  • AU117055B2 - Improvements in electric communication cables : en
  • CH227385A - Special brass. : de en
  • CH227478A - Device for mounting and cushioning rocker arms, in particular for chassis. : de en
  • CH227438A - Device for cooling high-voltage converters with a metal vessel. : de en
  • US2321690A - Manufacture of compounds of the cyclopentano-polyhydropenan-threne series : en
  • DE736475C - Arrangement of a shaft bearing in the narrowed housing of electric motors : de en
  • CH227374A - Device for calibrating electricity meters. : de en
  • FR882804A - Improvements made to remote transmission systems, in particular portable radio transmitters : en fr
  • US2321826A - Method of fractionating hydrocarbon oils : en
  • GB554074A - Improvements in or relating to high frequency electric cables : en
  • US2321963A - Quaternary ammonium compounds : en
  • GB554090A - Improvements in typewriting machines : en
  • US2321785A - Fluid meter : en
  • US2321868A - Panel or switch box : en
  • DE736436C - Use of iron-chromium alloys for objects subject to magnetic stress : de en
  • US2321618A - Space discharge oscillating relay : en
  • US2321683A - Device for indicating enuresis to prevent bed wetting : en
  • US2321727A - Insulating finish for apparatus cases : en
  • US2321928A - Recovery of tocopherol (vitamin e) and valuable by-products from vegetable oils : en
  • US2321975A - Manufacture of sheet glass : en
  • CH227335A - Method and device for tying two thread ends by means of a weaver knot using a binding spike. : de en
  • CH227509A - Process for the preparation of an azo dye. : de en
  • CH227393A - Drying system for vegetables, fruit and the like. : de en
  • DE736494C - Differential gear for motor vehicles : de en
  • US2322185A - Process for making paper : en
  • DE736512C - Device for extinguishing arcs on electrical switches : de en
  • ES8073U - Ceramic piece for floors (Machine-translation by Google Translate, not legally binding) : en es
  • CH227382A - Waterproof watch case. : de en
  • FR882834A - Resistance thermometer : en fr
  • US2321978A - Terpene derivative : en
  • US2322038A - Cord-winding device : en
  • US2321764A - Article of manufacture : en
  • FR882912A - Process for the thermal preparation of vinyl halides : en fr
  • ES8052U - Rim for bicycle wheels and similar vehicles with tubular pneumatic tires. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882886A - Delivery pump, especially for liquid fuels : en fr
  • DE736493C - Reinforcement profile, especially for wings and tail units of aircraft : de en
  • US2322169A - Method of filling capsules : en
  • US2322006A - Photographic filter and antihalation layer : en
  • US2321656A - Enamel coating for ferrous metals : en
  • US2322196A - Sulphapyridine process : en
  • US2321831A - Garment trimming machine : en
  • US2322202A - Talloel esters of amino alcohols : en
  • US2321812A - Tape driving system for magnetic sound recording machines and the like : en
  • FR882849A - Automatic disc change device : en fr
  • GB553992A - Folding box : en
  • CA413215A - Metallic bat : en fr
  • US2321871A - Rotary seal : en
  • DE736500C - Close-fitting swimsuit : de en
  • US2321757A - Method and apparatus for crimping textile fibrous material : en
  • FR882897A - Centrifugal compressor : en fr
  • FR882787A - Improvements to differential relays : en fr
  • US2321993A - Method and optical system for color processes : en
  • FR882818A - Accelerated speed for electric transmissions, in particular for railcars : en fr
  • FR882864A - Roller roller suspension for pull-out curtains : en fr
  • FR882885A - Grid having a flat upper surface made up of bars with a number of notches : en fr
  • FR882893A - Darts game : en fr
  • DE736406C - Protective device against excessive heating of alternators with strongly changing speed : de en
  • US2322057A - Separable fastener display device : en
  • US2322200A - Injection unit : en
  • US2322172A - Valve actuating mechanism : en
  • DE736438C - Fluid switch : de en
  • DE736526C - Filter press plate : de en
  • US2321703A - Attachment for lunch boxes : en
  • DE736464C - Process for the processing of paper-aluminum foils : de en
  • USD135813S - Design for a wall cabinet : en
  • FR882756A - Operating device for window frames and the like : en fr
  • FR882915A - Polyamide shaped articles : en fr
  • US2321584A - Costume for use in modeling dresses and the like : en
  • CA413177A - Glass-working implement : en fr
  • FR882751A - watercraft equipment, acetylene actuated : en fr
  • US2321976A - Storage tank : en
  • CA413264A - Textile material manufacture : en fr
  • US2322086A - Drawbar : en
  • US2321942A - Cxchachaoh : en
  • GB554060A - Electric multipling cables : en
  • US2322139A - Safety valve : en
  • US2321715A - Motor mount : en
  • GB554042A - Improvements in or relating to vibratory relays : en
  • GB554052A - Improvements in or relating to lifesaving waistcoats : en
  • US2321909A - Production of solvents and wood preservatives : en
  • FR882899A - Process for manufacturing nuts by cold forging : en fr
  • DE736387C - Process for the production of gravure, flat and letterpress forms : de en
  • GB554086A - Improvements in and relating to contact arrangements for electric switches : en
  • US2321759A - Molding compounds : en
  • GB554063A - Improvements in and relating to pickets : en
  • ES8046U - Cold and hot water mixer tap. (Machine-translation by Google Translate, not legally binding) : en es
  • DK61018C - Device by Central Heating Boilers. : da en
  • GB554051A - A new or improved control system for moulding machines and other purposes : en
  • US2322013A - Cellulose ether composition : en
  • US2321669A - Freezing tray : en
  • US2322107A - Clamping means : en
  • CH227403A - Multi-stage turbo machine. : de en
  • AU558542A - Improvements in or relating to stereo-photofluorography : en
  • US2321568A - Building structure : en
  • US2321677A - Amphibian bridge : en
  • FR882892A - Device for shifting wheels or roller bearings : en fr
  • CA413164A - Slide fastener assembling machine : en fr
  • CH227470A - Secondary emission image intensifier. : de en
  • CH227380A - Method for stereophonic sound transmission with the interposition of a magnetic multi-channel recording. : de en
  • CA413241A - Wiring conduit and wire distribution system : en fr
  • CA413269A - Typewriter paper end indicator : en fr
  • CA413163A - Clutch structure : en fr
  • US2321825A - Gear grinding wheel dresser and gear form checker : en
  • AU117072B2 - Improvements in and relating tothe case hardening of iron and steel : en
  • CA413250A - Mounting means for enclosed electric devices : en fr
  • CH227427A - Electrical switch with rotatable contact roller. : de en
  • US2321882A - Method and means for cooling engine cylinders : en
  • US2321887A - Process for centrifugally separating solids from liquids : en
  • US2321573A - Washing machine : en
  • CH227327A - Vessel for warming children's bottles in a water bath. : de en
  • CA413251A - Combination fibrous and metallic article manufacture : en fr
  • CA413149A - Piston, ring and wrist pin assembly : en fr
  • CA13479S - Pen and inkwell holder : en
  • CH227373A - Electricity meter with a device for holding the counter. : de en
  • CA413168A - Side-chain aromatic sulphonate manufacture : en fr
  • US2322149A - Tubular axle drive : en
  • DK61022C - Apparatus for Determining Conception Time and Redemption Day. : da en
  • CH227355A - Process for the production of artificial structures. : de en
  • CA413150A - Skin ointment : en fr
  • CH227518A - Process for the preparation of a water-soluble monoazo dye. : de en
  • CH227520A - Process for producing a synthetic resin. : de en
  • AU566242A - Improvements in or relating toa. C. electric circuit-breakers ofthe gas-blast type : en
  • US2321609A - Rotary pump : en
  • US2322054A - Heating and ventilating system : en
  • CH227479A - Change gears, in particular for motor vehicles. : de en
  • US2321626A - Oil-soluble phenolic resin and method of preparing same : en
  • US2321662A - Electrical apparatus : en
  • CH227371A - Procedure for measuring aircraft distance from the airfield. : de en
  • CA413218A - Vacuum tube : en fr
  • GB554066A - Improvements in or relating to tool holders : en
  • CH227362A - Device on covers, such as folders, book covers, book covers and the like. To support the same in the position of use. : de en
  • CH227399A - Flexible line composed of individual tubes. : de en
  • CH227469A - Device for sensing a high-frequency double line. : de en
  • CH227483A - Elastic packing for vehicle tires. : de en
  • US2322011A - Slip ring assembly : en
  • US2322179A - Method of producing ceramic bodies : en
  • CH227347A - Process for the production of cellulose ethers. : de en
  • CA413254A - Desulphurizing catalyst and process : en fr
  • AU117052B2 - Gaseous discharge device : en
  • CH227401A - Freewheel lock. : de en
  • CH227495A - Process for the production of a new azo dye. : de en
  • DE736424C - Coupling device, in particular for motor vehicles : de en
  • CH227367A - Sheet music turner. : de en
  • US2321735A - Method and machine for severing tubes : en
  • US2322166A - Air volume control : en
  • DE736488C - Wrench with screwdriver for adjusting the valve clearance in head-controlled internal combustion engines : de en
  • GB554076A - Improvements in or relating to photographic shutters : en
  • US2321994A - Receptacle filler : en
  • FR882761A - Method for establishing stacks of sheets of paper and envelopes to receive the resulting stacks : en fr
  • GB554023A - Copying device for loose leaf ledgers : en
  • CH227460A - Process for the preparation of 4-amino-4'-sulfoacetylamino-diphenylsulfone. : de en
  • DE736454C - Wind power plant : de en
  • CH227386A - Electrode for arc welding of light alloys and process for its manufacture. : en it
  • DE736408C - Device for displaying the operating status of an electron tube by means of a discharge system built into the tube with lights visible from the outside : de en
  • DK61007C - Process for refining textile materials. : da en
  • ES8040U - Petrol gasifier and other analogous liquid fuels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882870A - Method for varying the speed of asynchronous motors : en fr
  • US2321722A - Visual color comparator : en
  • US2321906A - Coffee dispensing apparatus : en
  • US2322171A - Traction and antiskid device for vehicles : en
  • FR882420A - : fr
  • US2322126A - Loop antenna system : en
  • ES8077U - Spout for long-range irrigation. (Machine-translation by Google Translate, not legally binding) : en es
  • DE736481C - Process for the production of artificial teeth, crowns, bridges and the like like : de en
  • ES8025U - Metallic plug (Machine-translation by Google Translate, not legally binding) : en es
  • AU562242A - Improved vent plug foran electric accumulator : en
  • FR882909A - Diaphragm fuel pump, especially for vehicles used in the tropics : en fr
  • US2322043A - Brake cylinder device : en
  • US2321960A - Drive control mechanism : en
  • DE736485C - Conveyor roller, especially for agricultural machinery : de en
  • US2322203A - Scanning apparatus : en
  • DE736514C - Magnetic system with variable distance between the pole pieces, in which the flux of the lines of force only depends on the change in the distance between the pole pieces : de en
  • US2321799A - Apparatus for instruction in radio direction finding : en
  • CH227464A - Method for the transmission of messages which are disguised with the aid of control signals. : de en
  • US2321892A - Hood for battery caps : en
  • FR882798A - Continuous and semi-continuous grinding method and device : en fr
  • US2321667A - Service stopper for gas mains, branch pipe connections, and the like : en
  • US2321788A - Automatic feed mechanism for punch presses : en
  • DK61014C - Shooting capacitor with helical electrodes. : da en
  • FR882859A - Device for cooling the interior of an internal combustion engine comprising a charge blower driven by an exhaust gas turbine, in particular for motor vehicles : en fr
  • FR882940A - Corridor shredder : en fr
  • ES8065U - Special device for fixing a extension arm in any position around a turning axis (Machine-translation by Google Translate, not legally binding) : en es
  • US2322162A - Control arrangement for signal devices : en
  • DE736443C - Electrical winding capacitor, in particular a feed-through capacitor : de en
  • FR882867A - Automatic hydropneumatic accumulator : en fr
  • DE736384C - Device for cleaning workpieces, machine parts, etc. Like. By means of a washing liquid : de en
  • FR882854A - Improvements to central control clutches by single rod : en fr
  • FR882948A - Process for preparing vegetables and fruits for their preservation : en fr
  • US2321750A - Resinous compositions and method of their production : en
  • US2322014A - Ship propulsion : en
  • CH227326A - Silo for earth and tree fruits. : de en
  • FR882914A - Torsion bar sound player : en fr
  • GB553999A - A smash-prevention device for drop-box looms : en
  • FR882770A - Wire guide device for winders and similar machines : en fr
  • ES8048U - Electric board for the practice of strategy games, naval and aerial battles and other similar entertainment. (Machine-translation by Google Translate, not legally binding) : en es
  • GB554084A - Improvements in or relating to folding wing aircraft : en
  • CH227527A - Darkening device on a vehicle headlight. : de en
  • CH227439A - High-voltage converter with metal vessel and cooling by an air flow generated by an air mover. : de en
  • CH227504A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • US2322129A - Router : en
  • US2321776A - Filter for milk and the like : en
  • CH227434A - Forming device with moving contacts. : de en
  • CH227331A - Spindle shaft holding device. : de en
  • US2321592A - Back plate and driving spring for machine guns : en
  • CA413154A - Stacker and conveyer : en fr
  • FR882763A - Process for the manufacture of fibrous materials, in particular paper, used for body hygiene and fibrous materials obtained by this process : en fr
  • CH227381A - Anchor clock. : de en
  • CA413229A - Aluminium alloy casting production : en fr
  • CH227318A - Locking device on windows with skylight sash. : de en
  • US2321674A - Roofing and siding granules and the like : en
  • DE736414C - Tire vulcanizing press : de en
  • GB554021A - Improvements in strips for draught excluding and like sealing purposes : en
  • NL55594C - : en
  • US2321801A - Awning arm slant adjustment means : en
  • US2322168A - Hose coupling : en
  • US2321817A - Spring frame assembly : en
  • US2322048A - Nontacky adhesive coated sheeting : en
  • US2322188A - Boot hanger : en
  • AU573842A - Improvements in or relating to telephone transmitters and receivers : en
  • CH227388A - Method and tool for the manufacture of tubular rivets and other tubular elements provided with a flange. : en fr
  • US2321625A - Treating animal tissue : en
  • US2321701A - Lighting fixture : en
  • AU587342A - Improvements in or relating to permanent hair K waving preparations : en
  • CH227485A - Device for locking vehicle saddles. : de en
  • AU117073B2 - Improvements in or relating to coated materials and articles : en
  • US2321738A - Apparatus for producing multiply tubing : en
  • CA413204A - Recording scale alignment finger : en fr
  • US2321802A - Home paper presser : en
  • US2322084A - Simultaneous bleaching and fixing bath : en
  • US2322146A - Method and apparatus for removing coke from coking chambers : en
  • CH227320A - Gas generator. : de en
  • CH227430A - Rapid distance protection device for DC systems. : de en
  • CH227423A - Circuit breakers for high breaking capacities. : de en
  • US2321696A - Screw rotor : en
  • US2322198A - Coating composition : en
  • CA413268A - Vehicle wheel : en fr
  • FR882832A - Tilt balance : en fr
  • US2322130A - Electrical regulating apparatus : en
  • US2321640A - Outlet box cover and fixture support : en
  • US2322133A - Hydraulic power actuator : en
  • US2321635A - Treatment of polyamide films : en
  • USD135812S - Design for a curtain display rack : en
  • US2321926A - Hermetic separable fastener : en
  • CH227307A - Preparations for protecting plants from being bitten by game. : de en
  • GB554057A - Improvement relating to chains having welded links : en
  • FR882772A - Sealed fireplace essentially heated by electric current for heating, and water vaporization : en fr
  • FR882877A - Process for the preparation of diaryl sulfone derivatives : en fr
  • DE736446C - Process for the manufacture of glass bodies : de en
  • DE736491C - Mill system for mill firing : de en
  • US2321936A - Tire shoe buffing machine and the like : en
  • FR882805A - Device for automatic temperature adjustment in the gasifier filter sleeves : en fr
  • GB554007A - Improvements in bakers ovens : en
  • CH227450A - Self-baking electrode. : de en
  • DE734523C - Table with a heated middle leg : de en
  • NL54812C - : en
  • GB554085A - A new and improved process for the colloidal dispersion of materials : en
  • GB554087A - A new or improved building block : en
  • ES8091U - Device support, located under water and shaped as current lines. (Machine-translation by Google Translate, not legally binding) : en es
  • AU117058B2 - An improved combination mathematical instrument : en
  • GB553987A - Manufacture of flake copper powder : en
  • ES4838U - A new packaging (Machine-translation by Google Translate, not legally binding) : en es
  • US2322118A - Heating system : en
  • US2322123A - Flush valve mechanism : en
  • GB553980A - Improvements in or relating to snap-action electric switches : en
  • DE736363C - Process for making whole grain rye bread : de en
  • DK61009C - Electrical System for Operating Switches and Signal Devices. : da en
  • US2321620A - Phenolic compounds : en
  • US2321914A - Refining process : en
  • FR882788A - Carbamic acid derivatives, process of preparation and its application to the separation of alkylamines and ammonia : en fr
  • FR882802A - Anticryptogamic composition and its applications : en fr
  • CH227377A - Device intended for use with a talking machine to enable the resumption of hearing at any point in the recording carried by the disc. : en fr
  • FR882786A - New soap and its manufacturing process : en fr
  • FR882846A - Coal fired water tube boiler : en fr
  • DE736507C - External control circuit for a magnetic field tube : de en
  • GB553984A - Improvements in gauges : en
  • GB554012A - Improvements in or relating to cartridge belt filling machines : en
  • GB554038A - Change speed power transmission apparatus employing electric motors : en
  • GB553996A - Guanidine derivatives of ªÐ-aminobenzene sulphonamide and related compounds : en
  • NL54699C - : en
  • DE736508C - Grating reflector for ultra-short waves : de en
  • US2322007A - Motor fuel : en
  • US2322053A - Adjustable shoe tree : en
  • US2322127A - Vertical circular shaping machine : en
  • US2321800A - Operating means for swinging closures : en
  • US2322100A - Constant rate of load testing apparatus : en
  • US2322088A - Door for freight carrying vehicles : en
  • US2321781A - Compressor : en
  • US2321921A - Medicine cabinet attachment : en
  • US2322147A - Rest structure, particularly for use in bathtubs : en
  • CH227357A - Sewage treatment plant for separating suspended solids from a liquid by allowing it to settle. : de en
  • FR882861A - Process for the manufacture of iron or steel objects, chromed by diffusion : en fr
  • US2321830A - Papermaking apparatus : en
  • FR882938A - Oxygen breathing apparatus : en fr
  • AU649742A - Improvements in or relating to apparatus for steaming and drying garments : en
  • US2321849A - Wood treatment : en
  • GB554026A - Improvements in or relating to the manufacture of cream centres for sweet-meats and their fondant bases : en
  • FR882799A - Multi-effect control device : en fr
  • FR882848A - Mixed gas metering starter : en fr
  • FR882801A - Straps enhancements : en fr
  • FR882950A - Process for the production of mercaptans : en fr
  • GB554036A - : en
  • FR882916A - Manufacturing process of viscose filaments in a spinning funnel : en fr
  • CH227525A - Power converter with externally fed control electrodes. : de en
  • US2321789A - Cam developing mechanism : en
  • GB553995A - Improvements relating to electric resistance elements, more particularly of resistance thermometers : en
  • FR882922A - Method of introducing fuel into two-stroke engines to obtain high efficiency : en fr
  • GB554037A - Improvements relating to the purifying of paper pulp and the like : en
  • DE736467C - Process for cooling the ground material when grinding in toothed disk mills : de en
  • GB554017A - Improved method of and apparatus for compressing and packing cigars, cigarillos or similar articles of tobacco : en
  • USD135838S - Similar article : en
  • US2322041A - Automotive vehicle heating apparatus : en
  • US2322120A - Sludge pump : en
  • DE736478C - Sleeping knife with slip clutch : de en
  • DE736516C - Centrifugal casting machine : de en
  • US2321615A - Bulldozer : en
  • US2322163A - Skate : en
  • USD135830S - Design fok a lamp : en
  • FR882808A - Method and apparatus for frequency modulation : en fr
  • US2321791A - Piston ring gas seal : en
  • US2321940A - Heating system : en
  • US2321930A - Hose clamp : en
  • CH227338A - Garment with an interchangeable neck. : de en
  • FR882863A - Method and device for cutting free ends of mass-produced sound recording films : en fr
  • US2322065A - Combination speed governor and decelerometer : en
  • US2322184A - Lubricating composition : en
  • NL55467C - : en
  • US2321858A - Dehydrator : en
  • US2321665A - Electric incandescent lamp : en
  • US2321688A - Refrigerating apparatus : en
  • US2322186A - Oleaginous preparation : en
  • CA413143A - Electric fixture support : en fr
  • CA413247A - Ammonia and carbon dioxide recovery in ureau synthesis : en fr
  • US2321884A - Oil filter : en
  • GB554015A - Improvements in or relating to the coating of granular materials with powder : en
  • GB554044A - Improvements in pivotal bearings : en
  • NL54958C - : en
  • GB554020A - Improvements in connection with joints for electric cables : en
  • DE736469C - Helicopter with wing stars driven in opposite directions by electromotive winding systems arranged on stiffening rings : de en
  • US2321973A - Telephoto objective : en
  • US2322105A - Bituminous coating for timber : en
  • DE736462C - Process for obtaining vitamin concentrates from fish livers : de en
  • US2321643A - Distributor rotor lock : en
  • US2321684A - Adjustable louver assembly : en
  • US2321706A - Knife : en
  • US2321778A - Pipe coupling means : en
  • US2322117A - Artificial eye : en
  • NL101166B - : en
  • US2321774A - Sandblast cabinet : en
  • US2321951A - Device for the continuous fastening of slide fastener elements on slide fastener bands : en
  • CA413207A - Polonium plating method : en fr
  • US2321919A - Chimney ventilator or cowl : en
  • GB553979A - Improvements in or relating to means for raising sunken objects : en
  • ES8044U - Evaporator applicable to heating radiators. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321820A - Fishing reel : en
  • US2322001A - Method of producing dye images : en
  • GB554064A - Improvements in wear resisting means for wearing apparel : en
  • DE736392C - Large transformer, especially traveling transformer, which can be moved by rail in a practically ready-to-use condition : de en
  • US2321719A - Gaseous fuel mixer : en
  • US2321649A - Cable balancing method and apparatus : en
  • US2322190A - Fruit inspecting and trimming table : en
  • US2321989A - Triazone ring compound : en
  • US2322159A - Analytical furnace : en
  • AU117069B2 - Respirators and method of making same : en
  • CH227329A - Vessel cleaning machine. : de en
  • DE736457C - Arrangement for the reproduction of remotely transmitted stereoscopic images with a single image display tube : de en
  • US2321792A - Apparatus for atomizing liquid : en
  • US2322195A - Throttle control for internal combustion engines : en
  • CA413252A - Connecting rod testing device : en fr
  • US2322067A - Flashlight synchronizing device : en
  • US2322045A - Lamp shade : en
  • CH227447A - Slip ring variometer. : de en
  • DE736509C - Method for crosstalk equalization of portable four-way communication lines : de en
  • CH227417A - Heat exchanger for high heating of gases and vapors. : de en
  • US2321597A - Valve construction : en
  • US2321639A - Funnel and method of filtering : en
  • US2321869A - Dispenser for dry materials : en
  • US2322081A - Swivel mount for striking bags : en
  • DE736445C - Means of transport for sanitary purposes : de en
  • CH227407A - Process for regulating the pressure in accumulating steam boilers with the elimination of the partial pressure of the air above atmospheric pressure and a device for carrying out the process. : de en
  • CA413248A - Urea synthesis effluent processing : en fr
  • CH227387A - Process for welding steel. : de en
  • US2322025A - Conversion of hydrocarbons : en
  • DE736415C - Joint closure for multi-part forms : de en
  • DK61026C - Cooling air supply device at the Engine compartment in Streamlined bodies for Vehicles with air-cooled &tao; Rear engine. : da en
  • US2321879A - Gaseous diffuser : en
  • DK61015C - Method of spinning molten organic materials and apparatus for its execution. : da en
  • DE736433C - Electric motor drive for machines with reciprocating mass : de en
  • CA413259A - Change-over switch : en fr
  • CH227328A - Utensil for cooking food. : en fr
  • CA413182A - Valve seat heat-treating apparatus : en fr
  • CH227452A - Electric gas lighter. : de en
  • DE736371C - Process for improving the spinning properties of rayon : de en
  • US2322085A - Photographic emulsion : en
  • DE736294C - Auxiliary device for X-ray devices suspended from a ceiling trolley with a rope : de en
  • NL54943C - : en
  • US2321663A - Harrow : en
  • FR882830A - electrode for arc welding of light alloys and method for its manufacture : en fr
  • FR882815A - sand evacuation for air filter for internal combustion engines : en fr
  • ES8039U - Mechanical closure for all kinds of footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882890A - Magnifying device with autofocus : en fr
  • GB554048A - Packaging : en
  • DE736472C - Pulling and pushing device, especially for conveyor wagons : de en
  • US2321631A - Fluid pressure controlling apparatus : en
  • USD135824S - Design for a finger ring : en
  • CA413237A - Multiple distributor valve : en fr
  • US2321796A - Water correction device : en
  • DE736420C - Process for the pretreatment of chemically or electrochemically passive metals : de en
  • FR882780A - Charcoal tablets coking oven in neutral atmosphere : en fr
  • CA413194A - Duplicating machine liquid control device : en fr
  • US2322019A - Art of treating hydrocarbons : en
  • CA413221A - Record feed mechanism for printing transferring machines : en fr
  • CA413146A - Internal combustion engine control device : en fr
  • US2321856A - Combination pouring spout and sifter : en
  • CH227431A - Switching device with extinguishing device. : de en
  • CH227523A - Condensate drain with shut-off valve controlled by a bimetal expansion body. : de en
  • CH227524A - Process for the production of metallized dielectric materials. : de en
  • CH227505A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • US2321805A - Electric current distributor : en
  • CH227389A - Process for the production of profile milling cutters, especially those with spiral teeth. : de en
  • US2321604A - Method of hydrocarbon conversion : en
  • US2321880A - Hydraulic hoisting unit and control system therefor : en
  • ES8049U - Industrial oil mill perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321839A - Heating and deaerating of liquids : en
  • US2321923A - Apparatus for extraction : en
  • US2321572A - Rotative winged aircraft : en
  • US2321907A - Blower device : en
  • US2322068A - Panel : en
  • US2321731A - Method of making repairs and joints in cable sheaths : en
  • US2321903A - Screw thread lead testing machine : en
  • US2321841A - Refining hydrocarbons : en
  • DE736525C - Liquid separator for circulation evaporator : de en
  • ES4838Y - A new packaging : en es
  • ES8135U - Perfect frame for lenses. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321680A - Post hole digger : en
  • US2322141A - Reverse countersink : en
  • CH227409A - Spark plug. : de en
  • ES8070U - New model of metallic buttons caps for lining. (Machine-translation by Google Translate, not legally binding) : en es
  • AU578542A - Improvements in and relating to cleaners or filters suitable for use with producer gas apparatus orthe like : en
  • US2322115A - Rock plow : en
  • AU117070B2 - Self-aligning rod end bearings : en
  • CH227426A - Device for electrical remote transmission of a state variable. : de en
  • US2321762A - Article of manufacture : en
  • US2321922A - Automatic meter reading apparatus : en
  • US2322101A - Welding electrode : en
  • FR882794A - Further development in the manufacture of flavored drinks : en fr
  • AU117067B2 - Improvements in ophthalmic lenses : en
  • US2321569A - Electromagnet : en
  • DE736447C - Articulated chain made of spatially movable chain links : de en
  • US2321616A - Milk-flow indicator for milking machines : en
  • US2321779A - Apparatus for sealing containers : en
  • US2321977A - Orthopter : en
  • US2321916A - Scaffold ledger bracket : en
  • US2321583A - Buoyant insulating and protective overalls : en
  • US2321852A - Control device : en
  • USD135831S - Design for a holder foe inkwells and pens : en
  • CH227526A - Device for spark-free interruption of a current. : de en
  • US2321603A - Circuit breaker : en
  • DE736466C - Process for the production of chain links consisting of a D-shaped part containing the web and a C-shaped end part by means of pressure and burn-off resistance welding : de en
  • DE736521C - Iron pit stamp : de en
  • US2321648A - Suction cleaner : en
  • AU117056B2 - Improvements in or relating to electrical contact arrangements particularly for use with high frequencies : en
  • US2322004A - Bearing : en
  • US2322044A - Photographic estimating and calculating device : en
  • US2321859A - Shelf : en
  • DE736453C - Clock directed periodically by a synchronous motor or the like : de en
  • FR882918A - Systems for electrical signaling : en fr
  • US2321594A - Amino carboxylic acid esters of higher molecular weight carboxylic monoesters of glycols : en
  • US2321610A - Welt feeding device : en
  • CA413219A - Cheese treatment : en fr
  • CH227383A - Single barrel alarm clock movement. : en fr
  • US2321693A - Emulsion polymerization of halogen-2-butadienes-1,3 : en
  • CH227313A - Automatic device for controlling the ventilation of rooms, in particular of underground storage rooms. : de en
  • US2321646A - Apparatus for coiling wire : en
  • CH227472A - Fault indicating device for an electric current converter device. : en fr
  • CH227376A - Circular nomograph. : de en
  • CH227492A - Hollow propeller blades that can be balanced by means of adjustable weights. : de en
  • US2322180A - Loose-leaf book construction : en
  • CA413171A - Winch : en fr
  • US2321886A - Electron discharge device : en
  • FR882767A - Use of artistic ceramics for the fixing, use, gripping and presentation of objects constituting an office furniture : en fr
  • FR882939A - Removable heel : en fr
  • US2321818A - Shock absorber : en
  • US2321653A - Air cleaner : en
  • US2321709A - Featherweight hair curler : en
  • US2321964A - Purge system for refrigerative circuits : en
  • CA413201A - Aerial mounting : en fr
  • US2321602A - Automobile jack : en
  • US2321634A - Machine for making and shaping cakes : en
  • US2321888A - Gauge : en
  • US2321981A - Scrub-bucket assembly : en
  • US2322002A - Drafting pen : en
  • US2322114A - Protective circuit : en
  • US2322023A - Device for exhibiting transparencies : en
  • FR882819A - Method and device for the preliminary treatment of wet material of plant or animal origin : en fr
  • CH227494A - Process for the production of a new azo dye. : de en
  • AU655542A - Self-aligning rod end bearings : en
  • CH227314A - Device for preventing harmful excess temperature when a liquid heater goes dry. : de en
  • CA413144A - Circuit box : en fr
  • CA413160A - Wrapping container for ice cream : en fr
  • US2321851A - Lamp socket for fluorescent lamps : en
  • CA413214A - Propeller mechanism : en fr
  • US2321838A - Coffee bin : en
  • US2322032A - Photographic apparatus : en
  • NL54742C - DOOR CLOSER, IN PARTICULAR FLOOR DOOR CLOSER WITH AN OIL BRAKE CYLINDER AND SCREW CLOSING SPRING : en nl
  • CA413178A - Milking machine : en fr
  • DE736368C - Melting protection with a filler that develops a gas that extinguishes the arc due to high heating : de en
  • ES8075U - Exterior or street projector. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882858A - Method and device for loading die-casting machines : en fr
  • CH227516A - Process for the preparation of a water-soluble monoazo dye. : de en
  • FR882785A - Improvement in the embodiment of the base contact pads of certain radio lamps : en fr
  • DE736380C - Fuel injection pump : de en
  • FR882860A - Process for the preparation of cellulose ethers : en fr
  • US2321908A - Apparatus for preheating and handling asphalt, heavy oil, and like viscous material : en
  • US2322031A - Adjustable cam : en
  • CA413220A - Printing press delivery apparatus : en fr
  • CA413246A - Ester production : en fr
  • CA413148A - Roof window shutter : en fr
  • CH227408A - Device on internal combustion engines. : de en
  • US2321827A - Housing for fuse devices : en
  • AU654742A - Respirators and method of making same : en
  • CH227398A - Universal joint coupling for power transmission with always the same angular speed of the two shafts. : de en
  • US2321666A - Process for gas separation : en
  • US2322017A - Method and apparatus for treating industrial wastes and sewage : en
  • AU117066B2 - Improvements relating to plate clutches : en
  • DE736412C - Soap dispenser for a paste-like, pulpy or similar soap mass or similar detergent : de en
  • GB553991A - Improved method of storing foodstuffs or other products in sealed containers : en
  • CA413179A - Liquid expressing system : en fr
  • CH227390A - Drill tailstock, in particular for lathes. : de en
  • US2321679A - Indicator valve : en
  • ES8055U - Pneumatic tire covers for motor vehicle wheels (Machine-translation by Google Translate, not legally binding) : en es
  • FR882790A - Connection device for aluminum electrical conductors : en fr
  • US2322151A - Excavating mechanism : en
  • FR882876A - Portable scale for small weighings : en fr
  • FR882824A - Process for the preparation and application of foliar feed of plants : en fr
  • GB553997A - Improvements in the reception or transmission of sound vibrations : en
  • CA413242A - Operating circuit for electrical devices : en fr
  • CH227507A - Process for the preparation of a trisazo dye. : de en
  • CA413166A - Detergent : en fr
  • GB554093A - Improvements in the combustion chambers of oil engines : en
  • GB554010A - Improvements in or relating to the preparation of dry yeast products : en
  • DK61017C - Radiant heating system for space heating. : da en
  • FR882838A - Thermostatic device : en fr
  • ES145067A1 - Improvements in the loading and unloading systems of transport vehicles. : en es
  • GB553983A - Improvements in transmission gearing : en
  • GB554045A - Improvements relating to safety guards for machines and particularly power operated presses : en
  • DE736502C - Process for the production of base exchangers : de en
  • CA413142A - Electric service fitting : en fr
  • DE736430C - Overlay receiver for short, especially ultra-short waves : de en
  • DE736513C - Switching device for interrupting and closing a circuit : de en
  • DE736476C - Arc welding transformer : de en
  • ES8080U - Electric vulcanizer (Machine-translation by Google Translate, not legally binding) : en es
  • GB554073A - Improvements in coin or check freed amusement apparatus : en
  • ES157433A3 - A PROCEDURE FOR MANUFACTURING METRIC TAPES : en es
  • FR882905A - Cinematographic projector : en fr
  • FR882932A - Blowing glass sheets : en fr
  • FR882841A - Highly Basic Polyoxamides Manufacturing Process : en fr
  • US2321612A - Wire drawing apparatus : en
  • US2321629A - Means for repairing fractured castings : en
  • GB553998A - Improvements in and relating to electric devices for controlling intermittent signals : en
  • ES8045U - New type switch, special for the switching of electric circuits of gas-powered cars (Machine-translation by Google Translate, not legally binding) : en es
  • DE736498C - Guide for the peeling knife carrier, which can be advanced radially against the drum, of especially horizontally mounted centrifugal machines : de en
  • FR882910A - Method and installation for distributing fertilizer in dilute solution to agricultural land, according to the needs of the vegetation : en fr
  • FR882792A - Indicator device for machine tools : en fr
  • US2321641A - Washing machine : en
  • US2321814A - Barrel rack : en
  • US2322015A - Dye and photographic emulsion containing the same : en
  • US2321746A - Production of mono-filaments : en
  • US2321810A - Rotary pump : en
  • US2321687A - Refrigerating apparatus : en
  • US2321927A - Packing device : en
  • DE736487C - Internal combustion engine assembly consisting of at least two double-shaft opposed piston engines : de en
  • FR882817A - Varnish based on resin extracted from the skin of tomatoes : en fr
  • US2321783A - Manufacture of cast phenolic resins : en
  • DE736321C - Process for the production of artificial threads : de en
  • DE736522C - Device for mortising the edge of a round opening in metal sheets : de en
  • US2321578A - Compounded lubricating oil : en
  • US2321772A - Refrigerating apparatus : en
  • US2322137A - Violin string adjuster : en
  • US2321815A - Domestic appliance : en
  • USRE22335E - Liquid flow control : en
  • CH227457A - Process for the preparation of 6-methoxy-1-oxy-2-N-piperidyl-1,2,3,4-tetrahydro-naphthalene. : de en
  • ES8072U - Frame, removable and interchangeable electric stove. (Machine-translation by Google Translate, not legally binding) : en es
  • DE736432C - Electric switch with arc extinguishing by a flow of compressed gas : de en
  • US2321991A - Method of attaching hose couplings : en
  • US2321770A - Loading tool : en
  • DE736497C - Process for cooling grain and grains in which the grain falls freely through a stream of cold air : de en
  • US2321816A - Process of producing fast dyeings on fibrous materials : en
  • US2322155A - Ball lifting game : en
  • USD135829S - Design for a ring : en
  • FR882911A - Wind motor : en fr
  • GB554080A - Improvements in the treatment of town's gas and the like : en
  • US2322062A - Fluid trapping device : en
  • US2322104A - Aircraft tank construction : en
  • GB554032A - Improvements in or relating to transmission systems for the mechanically propelled chassis of a tipping bucket vehicle : en
  • FR882927A - Elastic clamp for fixing the cable entry socket : en fr
  • US2322026A - Gas mixer : en
  • US2322049A - Brake mechanism : en
  • US2322119A - Addressing machine : en
  • DE736396C - Device for monitoring the real gap and its image on the film in sound recording devices : de en
  • US2321860A - Building construction and unit therefor : en
  • US2321961A - Pan greasing brush : en
  • GB554047A - Improved means for transferring filled sacks to weigher scales : en
  • USD135834S - Combined shipping and display container : en
  • CA413156A - Pressing hair comb : en fr
  • US2321642A - Vending machine : en
  • GB554009A - Fluid tank : en
  • FR882902A - Support frame for devices : en fr
  • US2321725A - Cutter for citrus fruits : en
  • US2322113A - Card game : en
  • US2322152A - Trowel holder : en
  • US2321986A - Noise reduction in telephone transmission systems : en
  • ES8071U - Automatic circular brush electrically operated. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321591A - Automatic release mechanism for window sashes or the like : en
  • FR882904A - Headlight with removable ring cover, especially for vehicles : en fr
  • ES8037U - Field cruet (Machine-translation by Google Translate, not legally binding) : en es
  • FR882884A - Improvements to spiked plates for sports shoe soles : en fr
  • CH227419A - Collector for electrical machines. : de en
  • CA413198A - Co-polymer of vinyl aromatic compound : en fr
  • GB554043A - An improved radio-phonograph employing a photo-electric pick-up : en
  • GB553993A - Improvements in or relating to dyestuffs and dyestuff intermediates : en
  • US2321834A - Relay : en
  • FR882776A - Apparatus and means for pasting small vignettes on grouping sheets : en fr
  • FR882779A - Rotary press for agglomeration of charcoal tablets : en fr
  • US2322075A - Regeneration of powder : en
  • ES8092U - Footwear with instep waterproofed imitating leather. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882795A - Process for treating peat to improve its agglutination power : en fr
  • FR882921A - Improvements to the construction of light boat hulls : en fr
  • DE736388C - Sealing compound for stuffing boxes of centrifugal pumps, especially for motor vehicle coolant pumps : de en
  • DE736379C - Ventilation device for fuel tanks of motor vehicles : de en
  • US2321899A - Method and apparatus for detecting the presence of blood in eggs : en
  • FR882856A - Tubular dynamometer : en fr
  • DK61019C - Wire tensioner. : da en
  • US2322173A - Valve actuating mechanism : en
  • DE736409C - Process for cracking or pressure hydrogenation of hydrocarbons : de en
  • CH227410A - Electric starter with pinion that can be engaged and disengaged for internal combustion engines. : de en
  • US2322018A - Sampling and metering device : en
  • CH227443A - Device for influencing the control grid of high-voltage vapor discharge vessels. : de en
  • US2321713A - Shoe and shoe bottom unit and method of making the same : en
  • US2321784A - Beater mechanism : en
  • DK61013C - Cathode ray tubes for use in performing measurements. : da en
  • ES8081U - Apparatus for grinding grain. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321712A - Railway signaling system : en
  • US2321958A - Formaldehyde addition products and their preparation : en
  • US2322099A - Catalytic hydrogenation of organic compounds : en
  • US2321720A - Magazine for firearms : en
  • US2321938A - Coating process : en
  • FR882778A - Reloading tires for vehicle wheels : en fr
  • US2322165A - Spray gun : en
  • US2321836A - Dispensing cask for preserving liquids : en
  • CH227496A - Process for the production of a new azo dye. : de en
  • US2321877A - Poultry feeder : en
  • FR882878A - Improvements made to electrical resistances : en fr
  • US2321650A - Fishing reel : en
  • US2321941A - Clutch plate : en
  • DE736417C - Process for spraying and dusting plants to combat insects and fungi : de en
  • USD135839S - Spice cabinet or similar article : en
  • CH227482A - Repair plate for pneumatic automobile tires. : de en
  • US2321872A - Combination light fixture and ornament mounting : en
  • CA413266A - Stiffened fabric preparing apparatus : en fr
  • US2321990A - Button sewing machine : en
  • CH227498A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • US2321623A - Treating animal tissue : en
  • US2322070A - Method for converting hydrocarbon oils : en
  • CH227358A - Process and device for softening boiler feed water using heat and atmospheric pressure. : de en
  • DE736422C - Method and device for leaching and washing pulp in the digester : de en
  • DE736450C - Process for the production of coated papers : de en
  • CA413202A - Corselette : en fr
  • CA413238A - Six-amino-nicotinic acid ester production : en fr
  • CH227448A - High vacuum electron tube. : de en
  • US2322092A - Window shade attaching means : en
  • CH227421A - Contact device for accumulator battery. : en fr
  • CA413230A - Engine governor structure : en fr
  • CA413234A - Piston moulding apparatus : en fr
  • CH227396A - Process for the production of decorative patterns. : en fr
  • CH227400A - Hydraulic movement transmission device. : en fr
  • CH227369A - Electric ignition device on guns. : de en
  • US2321733A - Combined curtain and shade bracket : en
  • US2322102A - Liquid flow regulator : en
  • US2321952A - Package : en
  • US2322024A - Method of burnishing screw stick heads : en
  • CA413225A - Electric switch : en fr
  • CA413169A - Ester condensation product : en fr
  • CH227473A - Pulse generator working with amplifier on a measuring device with rotating armature. : de en
  • DE736425C - Device for adjusting the fore-and-aft and the camber of the wheels of motor vehicles with oscillating axles : de en
  • CH227336A - Device for sewing two workpiece parts in a running sequence. : de en
  • CA413193A - Slide fastener : en fr
  • DE736483C - Device on potato harvesting machines for pulling out the herb : de en
  • US2322009A - Fluid pressure producing device : en
  • GB554004A - Improvements in or relating to lead-through conductors for electric discharge tubes : en
  • NL54629C - : en
  • CA413212A - Refrigerating apparatus : en fr
  • CH227346A - Process for the production of protein hydrolyzate which is only used for seasoning food. : de en
  • DE736423C - SLR for cinematographic cameras : de en
  • AU531242A - Method of and means for removing condensable products fromthe hoppers of gas producers : en
  • US2322090A - Bag filling apparatus : en
  • CA413245A - Hydroxy-stilbene series ester production : en fr
  • CH227333A - Unwinding device for textile machines. : de en
  • CH227511A - Process for the preparation of an azo dye mixture. : de en
  • US2321793A - Bushing insulator : en
  • US2321890A - Polymeric sulphonamide : en
  • FR882820A - Photographic film and motion picture film : en fr
  • CH227471A - Device for displaying changes in a gas or gas mixture. : de en
  • US2321700A - Garment hanger : en
  • US2322005A - Photographic bleach-out layer : en
  • DE736439C - Cord switch with indicator lamp serving as a heating pad control switch : de en
  • CA413141A - Coupling : en fr
  • CH227416A - Refrigerator with built-in evaporator. : de en
  • CH227435A - Control arrangement for contact converter. : de en
  • CH227378A - Device for changing records in speaking machines. : de en
  • NL55614C - : en
  • US2321848A - Collapsible carton : en
  • US2321875A - Load testing apparatus : en
  • NL54716C - Method and device for detecting traces of foreign gases, vapors or mists in the atmosphere using an active surface to which a reaction is underway and which is sensitive to those substances : en nl
  • US2321925A - Weather strip : en
  • US2321846A - Temperature responsive device : en
  • DK61008C - Procedure for the Preparation of Acyl Compounds of the Androstane Series. : da en
  • FR882784A - Method of manufacturing rims for bicycles and similar vehicles and resulting product : en fr
  • US2321933A - Apparatus for maintaining the desired temperature of liquids : en
  • US2321885A - Material handling system : en
  • USD135828S - Tractor carried material handler or the like : en
  • US2322145A - Heat exchange coil : en
  • US2321901A - Collapsible dolly : en
  • USD135822S - Design for a hat : en
  • US2321954A - Spring wheel : en
  • DE736404C - Remote electrical contact device : de en
  • US2322108A - Weighing apparatus : en
  • DE736385C - Schlagnasenmuehle : de en
  • DE736416C - Device for the suction and precipitation of annoying and harmful fumes : de en
  • DE736426C - Fluted drum : de en
  • US2321716A - Adjustable seat : en
  • US2321628A - Fluid separator : en
  • USD135833S - Holthouse portable heating unit : en
  • CH227453A - Surgical tools for the operation of nailing the femoral neck. : en fr
  • US2322022A - Control device : en
  • US2322125A - Flier frame structure : en
  • CH227422A - Installation switch arrangement. : de en
  • US2322131A - Filter : en
  • FR882906A - Quick coupling device for pipes : en fr
  • GB554083A - Improvements in cutting devices for tobacco leaves : en
  • FR882839A - Improvements to thermostatic mixers : en fr
  • DE736492C - Automatic pressure device for tracing paper webs running over rotating drums : de en
  • DE736429C - Power control for driving and electrodynamic braking of DC vehicles : de en
  • FR882843A - Manufacturing process of various tanks and containers : en fr
  • DE736451C - Brewing device for pigs : de en
  • DK61006C - Washing system. : da en
  • US2322111A - Mail car : en
  • US2322087A - Eductor tank mixer : en
  • US2322112A - Electric light fixture : en
  • CA413181A - Tape serving machine : en fr
  • GB554070A - Improvements in and relating to fluid-operated control mechanism : en
  • ES8053U - Glove or special mitten for shoe cleaning. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321621A - Treating animal tissue : en
  • US2322073A - Olefinic interpolymerization process and product : en
  • FR882758A - Improvements to grinders : en fr
  • US2321678A - Fluid cooled electric discharge device : en
  • GB554024A - Improvements in or relating to optical systems comprising a correction element : en
  • GB554078A - Improvements in and relating to shaft packing arrangements : en
  • US2321998A - Two-compartment container : en
  • DE736376C - Film gap observation : de en
  • DE736489C - Injection device for internal combustion engines : de en
  • DE736499C - Arrangement for the introduction of liquid in centrifugal machines : de en
  • US2321676A - Broiler grill : en
  • FR882907A - Process for preparing anhydrous magnesium chloride : en fr
  • DE736460C - Nozzle bolometer : de en
  • US2321682A - Letter file : en
  • USD135840S - Design fob a handbag : en
  • US2321794A - Photographic film container : en
  • CA413243A - Alarm signal system with code registers : en fr
  • CH227370A - Compass based on the action of the earth's magnetic field. : de en
  • US2321900A - Method and apparatus for grading eggs : en
  • US2321947A - Manufacture of soap : en
  • GB554055A - Improvements in and relating to tubular electrical condensers : en
  • US2321742A - Grading and separating machine : en
  • GB554082A - Improvements in or relating to moulding and vulcanising apparatus : en
  • FR882857A - Regulator device for base load machines : en fr
  • GB554058A - Improvements in and relating to means for supporting laths, rafters and the like from a roof ceiling or like structure : en
  • CH227487A - Bicycle rack. : de en
  • US2321895A - Razor : en
  • US2321624A - Treatment of animal tissue : en
  • US2322046A - Serving implement : en
  • FR882835A - Brake valve actuated by the handbrake of the towing vehicle for compressed air trailers of truck trains : en fr
  • FR882872A - Rotor generator of rotating liquid blades for cleaning gases containing suspended solid impurities or gaseous impurities : en fr
  • CH227316A - Device for regulating the water flow in a cistern. : de en
  • US2321855A - Indicator : en
  • GB554075A - Improvements in and relating to straight bar knitting machines : en
  • FR882929A - Process for the production of heating cables : en fr
  • DE736253C - Sums and subtotals on adding machines : de en
  • US2321790A - Spring structure : en
  • CH227474A - Extendable basket. : en fr
  • CH227493A - Process for the isolation of alcohols. : de en
  • CH227446A - High performance electron tube. : de en
  • US2322193A - Cushion : en
  • US2321965A - Sawdust hopper : en
  • CA413153A - Anti-skid device for tires : en fr
  • US2321697A - Photographic apparatus : en
  • CA413209A - Apparatus for determining the fluid concentration in materials : en fr
  • AU530642A - An improved cleaning mechanism for the fire boxes of gas producers : en
  • US2322160A - Boat hull : en
  • US2322028A - Template : en
  • US2322175A - Machine for supplying inserts to packages : en
  • US2321950A - Rotary hydraulic machine : en
  • CA413183A - Brake : en fr
  • CH227463A - Owner identification mark for equipment and utensils such as cloakroom items, travel equipment, etc. : de en
  • US2321804A - Compounded mineral oil : en
  • DE736477C - Arrangement for resistance welding of longitudinal seams, in particular of pipe longitudinal seams : de en
  • CA413189A - Electric translating circuit : en fr
  • US2321580A - Power belt construction : en
  • US2322083A - Extraction process : en
  • US2321873A - Joint for concrete structures : en
  • DE736427C - Rotating device for bottles in labeling machines : de en
  • US2321579A - Combination heater and generating unit for armored vehicles : en
  • FR882913A - Damping device for torsion springs, in particular for vehicle chassis springs of all kinds : en fr
  • US2321651A - Radio signaling system : en
  • US2321692A - Game charting device : en
  • US2321803A - Direction signal circuit : en
  • CA413186A - Electric lamp and mounting : en fr
  • DE736501C - Foam destroyer, especially for fermenting liquids : de en
  • CA413213A - Propeller mechanism : en fr
  • US2322164A - Spanish moss puller : en
  • FR882871A - Human powered thruster or motor : en fr
  • US2321913A - Hydrogenation treatment of oils and fats : en
  • US2321659A - Variable frequency stimulator : en
  • US2321862A - Drafting instrument : en
  • US2321681A - Package : en
  • US2321931A - Hair curler : en
  • DE736458C - Method for reducing linear and non-linear distortion in the high frequency stages of a receiver : de en
  • US2322187A - Process of deep fat frying : en
  • FI19634A - Mineral flotation enrichment method : en fi
  • USD135832S - Design for a work-holding rack : en
  • US2321786A - Device for cleaning side wall ports in cylinders : en
  • US2322150A - Derrick : en
  • FR882873A - Device for ridding fumes and gases of harmful particles and gases : en fr
  • FR882903A - Arrangement applicable to self-baking electrodes : en fr
  • AU563942A - Improvements in or relating to electrical contact arrangements particularly for use with high frequencies : en
  • US2322097A - Catalytic hydrogenation of aliphatic carboxylic acid anhydrides : en
  • ES8102U - Crankshaft device with removable system. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882868A - Radiation source comprising an electric discharge tube in a gas atmosphere and a luminescent layer : en fr
  • FR882930A - Vacuum tight connection between metal and ceramic parts : en fr
  • ES8068U - Metallic buttons of pieces fitted with the back of wood. (Machine-translation by Google Translate, not legally binding) : en es
  • GB554039A - Improvements in or relating to devices for cooling the exhaust gases of internal combustion engines : en
  • FR882917A - Cigarette paper box : en fr
  • GB554016A - Improvements in or relating to valve arrangements for controlling fluids : en
  • US2322039A - Inertia stabilized volumeter : en
  • US2321980A - Hull construction : en
  • GB554006A - Improvements in or relating to friction clutches : en
  • ES8041U - Device for the establishment of replaceable fuses in electrical installations. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882845A - Installation of gas turbines at constant pressure, the driving force agent circulating in a closed circuit : en fr
  • FR882816A - Hard metal formed by the union of one or more heavy metal groups with one or more iron group bonding metals and its manufacturing process : en fr
  • FR882942A - Wall hanging : en fr
  • GB554030A - Multipoint recorder-controller embodying an electrical amplifier : en
  • DK61010C - Method and Apparatus for the production of adjusted scales for apparatus with tunable oscillating circuits. : da en
  • US2321822A - Lens drilling mechanism : en
  • GB554008A - Improvements in bakers ovens : en
  • US2321613A - Locomotive : en
  • US2321844A - Cup support and drain : en
  • FR882949A - Machine for cutting the flanks of straight teeth and oblique teeth by the involute process by means of an arc and rolling bands : en fr
  • FR882928A - Mechanical pneumatic gauge : en fr
  • DE736444C - Arrangement for the construction of high voltage capacitors : de en
  • GB554050A - Improvements in and relating to process timer and the like devices : en
  • US2322094A - Production of monofilaments : en
  • CA413180A - Machine part securing means : en fr
  • CH227404A - Closed impeller for centrifugal compressors and pumps. : de en
  • US2322033A - Dial indicator attachment : en
  • CA413211A - Upholstery spring support : en fr
  • US2321577A - Compounded hydrocarbon lubricant : en
  • CH227353A - Process for the production of objects with surfaces that fluoresce in short-wave light. : de en
  • US2321571A - Safety razor : en
  • US2321728A - Interpolymerized substance containing unsaturated methylene groups : en
  • US2321969A - Generator control system : en
  • US2322167A - Micrometer : en
  • CA413240A - Knitting machine : en fr
  • CH227321A - Firing with burners arranged in the corners of a combustion chamber. : de en
  • CA413222A - Aliphatic hydrocarbon dehydrogenation : en fr
  • US2321761A - Process for plugging formations : en
  • US2321767A - Manufacture of aminoanthraquinone compounds : en
  • US2322201A - Mineral concentration : en
  • US2321707A - Material working apparatus : en
  • AU117074B2 - Improved vent plug foran electric accumulator : en
  • US2321795A - Nut cracking machine : en
  • US2321608A - Hydrogenation of alkoxy-substituted esters and products : en
  • AU117076B2 - Improvements in or relating toa. C. electric circuit-breakers ofthe gas-blast type : en
  • AU117057B2 - Improvements in and relating to cleaners or filters suitable for use with producer gas apparatus orthe like : en
  • CH227372A - Receiving antenna arrangement. : de en
  • NL54689C - Heating clip with indirect heating for permanent hair wave, provided with pre-heatable heat-accumulating masses and heat distributors cooperating therewith, each consisting of a V-shaped metal plate, between which the lock of hair to be perm can be clamped : en nl
  • US2322047A - Oil cooler : en
  • US2321828A - Compressor : en
  • FR882853A - Drive device for motorized bicycles : en fr
  • CA413161A - Anti-friction bearing : en fr
  • ES8043U - Lacquer device with electric heating. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882764A - Process for the production of finished products with a surface based on fibrous materials intended for body hygiene and odor improvement and finished products prepared according to this process : en fr
  • US2321771A - Refrigerating apparatus : en
  • FR882789A - Advanced sole of wood or other suitable material : en fr
  • US2321729A - Sealing of cartons : en
  • US2321798A - Motor starter : en
  • US2321823A - Oxidation of perchloroethylene : en
  • DE736405C - Contact mechanism for adjusting an object according to a given rotary movement : de en
  • US2321685A - Yieldable bracket means for the lower units of railway car brakes : en
  • CH227342A - Device for impregnating fabric tubes. : de en
  • CH227528A - Process for the preparation of a diphenyl sulfone derivative. : de en
  • DE672952C - Device for driving shaving machines : de en
  • US2321744A - Sheet abrasive : en
  • US2322055A - Spool : en
  • US2322177A - Binder : en
  • DE736413C - Release device for load pressure brakes on pulley blocks : de en
  • CA413162A - Switch box bracket : en fr
  • US2322138A - Piston pin retainer : en
  • US2322110A - Evaporator : en
  • US2321574A - Method of pulp molding : en
  • US2321654A - Ice tray : en
  • CA413158A - Glass bottle mould : en fr
  • CH227325A - Connection for dismountable furniture. : de en
  • US2321806A - Process of heat treating : en
  • CA413200A - Aerial and feeder system : en fr
  • FR882935A - Device for transmitting the results of an adjustment or measurement : en fr
  • GB554067A - Cavity-wall buildings and blocks for same : en
  • US2321743A - Valve : en
  • US2322020A - Commutator : en
  • US2321652A - Portable force measuring apparatus : en
  • CH227324A - Sofa bed. : de en
  • DE736338C - Synthetic resin compound, in particular coating compound : de en
  • US2321622A - Treatment of animal tissue : en
  • US2322178A - Pick handle protector : en
  • DE736495C - Transparent window, especially for motor vehicles and aircraft : de en
  • CH227432A - Electrical contact and method of making it. : de en
  • CH227490A - Cooling systems on vehicles, in particular refrigerated rail vehicles. : de en
  • CA413227A - Stocking elastic material : en fr
  • US2321832A - Individual wheel suspension : en
  • US2321567A - Structural unit : en
  • US2321811A - Concrete oil barge : en
  • US2321863A - Drag saw : en
  • US2322078A - Picture display box : en
  • US2321705A - Vehicle headlamp unit : en
  • US2322061A - Automatic adjusting mechanism for brakes : en
  • CH227502A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • FR882947A - Liquid titration process : en fr
  • US2321657A - Enamel coating for ferrous metals : en
  • US2321748A - Separation of mixtures of methanol and butyraldehyde : en
  • DE736336C - Process for the production of hydrocarbons in the gasoline boiling range : de en
  • US2322093A - Mineral oil composition : en
  • US2321997A - Electrolytic condenser : en
  • ES8066U - Thermometric indicator chart for product conservation temperatures. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321647A - Apparatus for making containers : en
  • US2322034A - Enlarger lens and diaphragm assembly : en
  • GB554040A - Improvements in or relating to alternating current relays : en
  • USD135817S - Design fob a dressing comb : en
  • US2321718A - Printing apparatus : en
  • US2321724A - Catch operator : en
  • US2321891A - Polymeric sulphonamide : en
  • FR882944A - Machine for the manufacture of agglomerates in materials such as sawdust, wood chips, etc. : en fr
  • DE736391C - Multiple display device with warning signs : de en
  • FR882381A - : fr
  • US2322080A - Control for runout tables of reversing mills : en
  • CA413151A - Suspension device for milk vessels : en fr
  • CH227508A - Process for the preparation of a trisazo dye. : de en
  • US2321854A - Spark plug adjusting device : en
  • US2322128A - Erythrocytometer : en
  • ES8036U - Can opener (Machine-translation by Google Translate, not legally binding) : en es
  • ES8067U - Injectable case (Machine-translation by Google Translate, not legally binding) : en es
  • FR882782A - Process for transforming by hydrolysis cellulosic, hemi-cellulosic materials, polysaccharides and substances containing these materials : en fr
  • GB554028A - Improvements in or relating to the combustion spaces of compression-ignition internal combustion engines : en
  • US2321902A - Method of determining scale of aerial photographs for map making : en
  • DE736441C - Display and measuring device for overvoltage protection devices : de en
  • DE736393C - Device for measuring the capacitance and loss angle of test specimens under high voltage using a transformer without an iron core : de en
  • DK61024C - Single-acting Two-stroke internal combustion engine of the Crosshead type. : da en
  • US2321809A - Clutch : en
  • CH227341A - Filter system for cleaning dusty air or dust gases. : de en
  • US2322158A - Directional signal indicator : en
  • US2322199A - Divider for meat boilers : en
  • GB554081A - Improvements in or relating to electrical ignition systems : en
  • ES8177U - Game device to facilitate the solution of crossword problems. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321611A - Television : en
  • US2321702A - Chain wheel : en
  • DE736340C - Device for the objective determination of dark adaptation : de en
  • US2321807A - Kit : en
  • CA413255A - Nut retainer : en fr
  • US2321894A - Lens and prism system : en
  • GB554077A - Improvements in or relating to the roofs of colliery or other workings : en
  • US2321853A - Valve structure : en
  • DE736410C - Furnace grate : de en
  • DE736395C - Electrical contact material : de en
  • CA413197A - Tire : en fr
  • CH227510A - Process for the preparation of an azo dye mixture. : de en
  • FR882828A - Massage device : en fr
  • GB554031A - Improvements in sterilizing apparatus for surgical instruments : en
  • US2321843A - Housing construction for draft gears : en
  • US2321617A - Mousetrap : en
  • USD135811S - Design fob a shoe : en
  • US2321937A - Coated product and method of making same : en
  • US2321619A - Start-stop repeater apparatus : en
  • US2321694A - Suppository or bougie : en
  • US2321732A - Apparatus for evaporative castings : en
  • US2321911A - Adjustable clamp : en
  • US2322040A - Handle and latch operating device : en
  • US2321910A - Time delay glow switch : en
  • USD135819S - Design for a skirt : en
  • DE736397C - Torsion springs, especially for motor vehicles : de en
  • US2321929A - Absorption refrigeration system : en
  • US2321606A - Aircraft navigation instrument : en
  • DE736452C - Correction device for acoustic direction finding systems : de en
  • DE736411C - Process for changing the reflectivity of optical glasses : de en
  • GB554065A - Binder for samples : en
  • FR882882A - Process for the preparation of acetone-soluble cellulose acetates with an acid content greater than 58%, calculated as acetic acid : en fr
  • CH227343A - Device for impregnating fabric tubes, in particular for artificial sausage casings. : de en
  • US2321586A - Reaction product of a polymethylol melamine and a halogenated acetamide : en
  • US2321924A - Weather strip : en
  • AU117077B2 - Improvements in and relating to. apparatus adapted for use inthe extraction of fats : en
  • AU117068B2 - Improvements in or relating to apparatus for steaming and drying garments : en
  • US2321857A - Container : en
  • USD135814S - Design for a paper clip : en
  • ES8139U - Racket with construction improvements. (Machine-translation by Google Translate, not legally binding) : en es
  • FR882881A - Improvements to luggage racks for cycles and motorcycles : en fr
  • GB554002A - Improvements in and relating to flexible hose couplings : en
  • US2321787A - Sulphur dyestuffs : en
  • CH227456A - Process for the production of a complex gold-starch-peptone compound. : de en
  • CA413253A - Friction securing device : en fr
  • CA413228A - Stamp issuing cash register : en fr
  • CA413157A - Wall or ceiling backing : en fr
  • US2321840A - Spark plug and method of making same : en
  • US2321966A - Combined hammock and sleeping bag : en
  • US2321599A - Apparatus for mixing : en
  • US2321813A - Refractory panel construction : en
  • US2321972A - Hydrocarbon conversion process : en
  • AU559642A - Gaseous discharge device : en
  • US2322183A - Dispensing bulb : en
  • CA413235A - Rock crushing and segregating apparatus : en fr
  • USD135835S - Holder for ration container : en
  • DE724080C - Train control device : de en
  • CH227415A - Refrigerator. : de en
  • CH227339A - Can washing machine. : de en
  • CH227462A - Device for the clear presentation of a process or state. : de en
  • CH227455A - Process for the preparation of a compound of the cyclopentanopoly-hydrophenanthrene series. : de en
  • CH227354A - Process for the production of a condensation product from cellulose and formaldehyde. : de en
  • CA413205A - Business machine : en fr
  • US2321726A - Method of manufacturing thread : en
  • US2321878A - Strip uncoiler : en
  • CH227340A - Protection and control device on roller mills. : de en
  • AU436042A - Improvements in and relating to. apparatus adapted for use inthe extraction of fats : en
  • DE736421C - Process for the production of a filling in casseroles for hot smoking : de en
  • DE736473C - Circuit arrangement for eliminating hum : de en
  • CH227514A - Process for the preparation of an azo dye mixture. : de en
  • DE736437C - Push button switches, in particular for installation in electric lights and devices : de en
  • DE736511C - Terminal strip for electrical wiring systems, which is used to assemble several similar terminal strips one above the other : de en
  • DE736389C - Brake force regulator for air brakes in vehicles, in particular motor vehicle trailers : de en
  • CH227360A - Process for pretreatment and subsequent defibration of wood and device for carrying out the process. : de en
  • CA413233A - Folding and sealing mechanism for paper containers : en fr
  • CH227308A - Carrier. : de en
  • CH227366A - Cinema equipment gripper and process for its manufacture. : de en
  • US2321638A - Coated mold and method of molding concrete : en
  • DE736459C - Method for increasing the limit distance for stable energy transmission from one or more asynchronous machines connected in parallel : de en
  • DE736390C - Scissors with roll : de en
  • FR882833A - Advanced airbrush : en fr
  • US2322000A - Steering gear : en
  • GB554019A - Improvements in or relating to adhesive sheets or tapes : en
  • FR882874A - Process for improving the properties of titanium dioxide and products and coatings containing regenerated cellulose or cellulose derivatives : en fr
  • US2321717A - Hardness testing machine : en
  • US2321755A - Device for connecting sheet metal panels : en
  • US2321672A - Change speed mechanism : en
  • US2321842A - Torpedo guard for ships : en
  • GR10098B - HYDRAULIC FILTER APPLIANCE AND AIR SYSTEM. : el en
  • FR882908A - Light fuel injection internal combustion engine : en fr
  • ES8069U - A new blade blade for shaving (Machine-translation by Google Translate, not legally binding) : en es
  • FR882791A - Convertible frame for cycles : en fr
  • DE736434C - Cine film projector for forward and reverse : de en
  • GB554068A - Improvements in and relating to devices for securing stair carpet and analogous uses : en
  • DE736505C - Removable ribbon reel for typewriters : de en
  • FR882760A - Process for preserving food, diet, beauty and other products : en fr
  • GB553988A - Improvements in or relating to measuring and indicating instruments : en
  • CH227437A - Process for magnetizing permanent magnet bodies. : de en
  • US2322192A - Faceplate arrangement : en
  • US2322181A - Fuel injecting and metering means : en
  • GB554072A - Improvements in coin or check freed amusement apparatus : en
  • US2321600A - Method of making molded stems : en
  • US2322010A - Piston : en
  • DE736480C - Abdominal wall holder : de en
  • US2322036A - Condensation product : en
  • CH227475A - Road vehicle. : de en
  • CH227513A - Process for the preparation of an azo dye mixture. : de en
  • DE736510C - Method for connecting aluminum wire conductors by means of soldering : de en
  • ES8182U - Machine to grind meat. (Machine-translation by Google Translate, not legally binding) : en es
  • CA413256A - Container outlet and closure : en fr
  • CH227476A - All-terrain vehicle. : de en
  • US2321582A - Marker beacon and landing gear controlled throttle engine : en
  • US2321601A - Container : en
  • US2321995A - Device for the control of inflatable membranes in milking machines : en
  • CH227413A - Steam boiler with pre-firing and transition piece. : de en
  • CH227517A - Process for the preparation of a water-soluble monoazo dye. : de en
  • DE736401C - Terminal for electrical lines in which the electrical line is under spring pressure : de en
  • DK61011C - Wavelength converter for Radio Receivers. : da en
  • FR882755A - Rotary potato masher : en fr
  • DE736503C - Device for the continuous production of alkali cellulose : de en
  • DE736474C - Electrical switching device with bimetallic strips that are indirectly heated by means of a heat radiator : de en
  • FR882925A - Improvements to cooled anode electric discharge tubes : en fr
  • US2321711A - Fusible electric protective device : en
  • CH227345A - Sealing a vessel, in particular a canning vessel. : de en
  • CH227368A - Catch shot run for hunting rifles. : de en
  • US2322122A - Method of preparing butadiene : en
  • USPP590P - Rose plant : en
  • US2322154A - Engine starting mechanism : en
  • DE736377C - Record drive for installation in play dolls : de en
  • USD135836S - Combined ash tray and match box holder : en
  • AU117049B2 - An improved cleaning mechanism for the fire boxes of gas producers : en
  • US2321595A - Amino carboxylic acid esters : en
  • US2321645A - Apparatus for flame hardening of articles : en
  • US2321740A - Article and a method of mounting characters of wood, or the like, on a background of wood, or similar materials : en
  • US2321889A - Rubber coated ferrous metal article and process : en
  • US2321673A - Yeast food : en
  • USD135837S - Design for a portable light fixture : en
  • US2321630A - Combined power shovel and truck : en
  • USD135823S - Artificial christmas tree : en
  • CH227406A - Automatic controllable pitch propellers, in particular for wind power machines. : de en
  • US2322176A - Ring binder : en
  • US2321962A - Log cutting machine : en
  • CA413195A - Duplicating apparatus : en fr
  • CA413187A - Ceramic-to-metal seal : en fr
  • US2321753A - Cover for cooler cabinets : en
  • US2321912A - Electron discharge apparatus : en
  • CH227394A - Slingshot for clarifying and storing fruit juices. : de en
  • CH227350A - Process for the preparation of p-acetyl-amino-benzenesulfo-2-amino-4-methyl-thiazole. : de en
  • CH227468A - Device for compensating the temperature influence on the electrical data of oscillating circuit elements. : de en
  • US2321797A - Electrolytic water correction device : en
  • CH227501A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • CH227405A - Lubricating device for compressors. : de en
  • CA413152A - Hand brake signal : en fr
  • CA413159A - Carpenter's trestle : en fr
  • US2321636A - Black-out lamp : en
  • CA413192A - Rail for overhead monorail carrier systems : en fr
  • US2321627A - Phenol-formaldehyde resin : en
  • CA413199A - Directional aerial system : en fr
  • CH227323A - Electric cooker. : en fr
  • GB553985A - Automatic means for controlling sliding members such as windows, doors, and the like : en
  • US2322095A - Catalytic hydrogenation of organic compounds : en
  • US2321689A - Mounting for electrical and other devices : en
  • US2321983A - Roof spraying machine : en
  • CA413173A - Paper container : en fr
  • DE736496C - Curved outlet ends, especially for fuel canisters : de en
  • FR882752A - Refrigeration device for electrical appliances : en fr
  • US2321686A - Engine starter : en
  • US2321714A - Telephone system : en
  • US2322077A - Electrode holder : en
  • CA413265A - Stiffened fabric preparing apparatus : en fr
  • FR882933A - Process for vulcanization of molded rubber parts : en fr
  • AU117063B2 - Improvements in or relating to telephone transmitters and receivers : en
  • CA413261A - Winch : en fr
  • CH227489A - Vehicle propulsion device. : de en
  • CH227424A - Compressed air drive for switches with air damping of the moving masses. : de en
  • CA413249A - Urea production from ammonia and carbon dioxide : en fr
  • CH227411A - Internal combustion engine with slide-controlled outlet openings arranged in the vicinity of the cylinder cover. : de en
  • AU574342A - Improvements in supporting means for lamp reflectors : en
  • CH227309A - Insulator with fastening screw for electric paddock fencing. : de en
  • CA413206A - Electrical resistance : en fr
  • CH227445A - Metal insert for connecting stack capacitors. : de en
  • DE736403C - Switching fluid for high-performance high-voltage switches : de en
  • US2321605A - Measuring system : en
  • CA413174A - Crowned strip slitting mechanism : en fr
  • AU117079B2 - Method of and means for removing condensable products fromthe hoppers of gas producers : en
  • CA413196A - Rubber to fibres bonding composition : en fr
  • CA413257A - Hat bat shrinking and felting machine : en fr
  • AU117071B2 - Improvements in or relating to permanent hair K waving preparations : en
  • US2322051A - Metal partition structure : en
  • US2321829A - Driving hub for pulleys or gears : en
  • USD135815S - Design for a play suit ob similar article : en
  • NL54624C - : en
  • US2321698A - Navigational guide system : en
  • US2322153A - Driving mechanism for aircraft parts : en
  • USD135825S - Design for a valve : en
  • US2321956A - Scissors sharpener : en
  • CH227322A - Coal-fired plant for high heating of gases or vapors. : de en
  • US2321708A - Support for relatively movable : en
  • CH227451A - Self-baking electrode. : de en
  • US2321671A - Wall clip : en
  • US2321946A - Container : en
  • AU117064B2 - Improvements in supporting means for lamp reflectors : en
  • US2321736A - Method of stimulating plants : en
  • CH227384A - Wind heater for blast furnaces. : de en
  • CH227428A - Arrangement for fine regulation of an alternating voltage. : de en
  • ES8059U - Isosceles triangle shaped tent cloth with an opening, so that the head can be passed through it when used as a waterproof cape. (Machine-translation by Google Translate, not legally binding) : en es
  • CH227449A - Power feedthrough for electrical apparatus. : de en
  • CH227497A - Process for the preparation of a metal-containing substantive azo dye. : de en
  • CH227392A - Compressed air impact tool with slide control. : de en
  • CH227425A - Compressed air switchgear with switches in series with multiple interruptions. : de en
  • CA413175A - Portable mat : en fr
  • CA413203A - Weighing scale : en fr
  • US2321607A - Calendar : en
  • US2322082A - Photographic process : en
  • AU117065B2 - Improved means for use in dressing the grinding wheels of a gear grinding machine : en
  • US2321644A - Glue clamp carrier : en
  • DE736383C - Change gear : de en
  • FR882771A - Manufacturing process for consumable products rich in vitamin a and stable : en fr
  • FR882831A - Lock for cabinet doors and the like : en fr
  • ES8050U - Sole for all kinds of footwear, made with small pieces of leather. (Machine-translation by Google Translate, not legally binding) : en es
  • GB554046A - Improved method of and means for preventing or hindering corrosion of zinc, zinc alloy or zinc coated parts in water systems : en
  • CA413176A - Glassware burning-off apparatus : en fr
  • US2321953A - Lawn mower sharpener : en
  • US2322076A - Stalk cutter : en
  • DE736506C - Drive for folding bridges : de en
  • US2321948A - Protective coating on magnesium : en
  • CA413172A - Container coating apparatus : en fr
  • CH227359A - Process for the electrolytic deposition of aluminum on objects made of metals. : de en
  • FR882855A - Improvements to disc clutches : en fr
  • CA413167A - Detergent : en fr
  • FR882814A - Construction machine for tensile testing : en fr
  • AU646242A - Improvements in ophthalmic lenses : en
  • AU592742A - Improved means for use in dressing the grinding wheels of a gear grinding machine : en
  • FR882759A - Device for making secret closures for padlocks, locks and others : en fr
  • CH227491A - Section isolator in homopolar contact lines with current collection by a contact shoe. : de en
  • NL54777C - : en
  • US2321675A - Screen unit : en
  • GB554005A - Improvements in fans or propellers : en
  • US2321565A - Clutch : en
  • CH227477A - Method and device for removing, in particular, broken off axle stubs from vehicles. : de en
  • CH227522A - Cylinders for vertical compressors with dry running pistons. : de en
  • FR882829A - Copying machine, in particular copying mill for use in the manufacture of tools and models and other applications : en fr
  • CA413236A - Projector : en fr
  • CH227364A - Optical viewfinder for photographic or cinematographic apparatus. : de en
  • US2321999A - Terminal box : en
  • US2322089A - Game table top : en
  • US2321589A - Manufacture of cabinets for refrigerators : en
  • US2322003A - Fluid type inertia device : en
  • FR882821A - Process for dyeing mixed textile articles, based on polyamide and cotton fibers, artificial wool or viscose rayon : en fr
  • FR882887A - Electric lighting device for vehicles : en fr
  • GB554069A - Process of producing moulding compositions and moulded articles made therefrom : en
  • FR882936A - Collector for electrical machines : en fr
  • ES8193U - Gate valve for pipes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2322027A - Color photography : en
  • CH227344A - Process for making clear, long-lasting, natural beverages. : de en
  • CH227348A - Process for the preparation of thiophan-3-one. : de en
  • US2321996A - Linoleum : en
  • CH227521A - Set of sheets for accounting. : en fr
  • US2322060A - Pompon making device and process : en
  • USD135827S - Design foe a deess : en
  • US2322143A - Cage construction for roller bearings : en
  • CH227420A - Air gap cable for high frequency transmission. : en fr
  • US2321845A - Railway car truck : en
  • GB554013A - Improvements in or relating to means for measuring the speed and the drift of aircraft : en
  • FR882822A - Cable lug of aluminum or the like, in particular for electrical installations on motor vehicles : en fr
  • US2321870A - Shirt ironing, finishing and folding operation : en
  • US2322072A - Purification of interpolymers : en
  • US2322148A - Method of making cheddar cheese : en
  • DK61029C - Optical Sighting Apparatus. : da en
  • ES8047U - Illuminated and egg-shaped device to patch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2321590A - Fruit bobbing apparatus : en
  • CA413244A - Diamond drill reaming shell member : en fr
  • CH227484A - Device for securing bicycles against unintentional turning of the front wheel when the bicycle is not in use. : de en
  • US2321765A - Tool mechanism for gear-cutting machines : en
  • US2321835A - Game : en
  • US2321883A - Display box cover : en
  • FR882796A - Process for preserving easily oxidizable vitamins, in particular vitamins C in musts, fruit juices, plant extracts, etc. : en fr
  • US2321866A - Aerial flare : en
  • US2322052A - Weld analyzer : en
  • DK61020C - Procedure for the manufacture of pistons and other machine parts. : da en
  • FR882946A - Ball spool support with automatic adjustment and wedging blocking, for winding threads : en fr
  • GB554062A - Sardine tin opener : en
  • US2322029A - Weather stripping : en
  • FR882807A - Apparatus for placing a particular tampon of periodic cotton : en fr
  • US2321704A - Heating means for shoe machine tools : en
  • CA413170A - Complex ester production : en fr
  • DK61012C - Construction part of synthetic resin for electrical installation devices. : da en
  • ES8063U - Electric iron with internal refractory resistors. (Machine-translation by Google Translate, not legally binding) : en es
  • AU649342A - Improvements in or relating to automatic lathes : en
  • US2321850A - Domestic appliance : en
  • US2321945A - Camera attachment : en
  • GB554071A - Improvements in or relating to brakes : en
  • US2321730A - Weather strip : en
  • CA413165A - Calculating and printing machine : en fr
  • DE736470C - Armored turret for armored vehicles, tanks or the like. : de en
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