• GB569499A - Improvements in apparatus adapted for extracting oils, fats and resins from vegetable material : en
  • US2377007A - Equalizing hydraulic ram travel : en
  • SU64752A1 - The method of obtaining compressed compositions based on thermosetting resins : en ru
  • FR899465A - Rotary piston pump comprising a liquid annular mass : en fr
  • GB569534A - Internal-combustion turbine plant : en
  • GB569584A - Improvements in and relating to vacuum or pressure operated chucks or work holders : en
  • ES169823A1 - AN ELECTRICAL MULTIPLE TIME ADAPTER ELECTRONIC DEVICE : en es
  • FR899461A - Process for preparing acylated methylenediamines : en fr
  • FR899490A - Axle box for railway vehicles : en fr
  • AU120081B2 - Improved hotwater bag : en
  • CA427787A - Monoalkylol cyanamide condensation product : en fr
  • CA427861A - Odourless coating composition : en fr
  • ES169700A1 - A NEW CEREAL CLEANING AND PRESSING MACHINE : en es
  • CA427788A - Acyl dicyandiamide and salt : en fr
  • FR899329A - Hangar or similar removable in metal tubes : en fr
  • GB569646A - Improvements in or relating to colour photography : en
  • SU64821A1 - The way to protect the exhaust valves of aircraft engines from the height : en ru
  • US2376855A - Combination separable salt-and-pepper shaker : en
  • US2377269A - Inking mechanism for printing presses : en
  • US2377288A - Gauging apparatus for liquid storage tanks : en
  • ES11340U - Toothbrush with protective handle (Machine-translation by Google Translate, not legally binding) : en es
  • SU64835A1 - Device for automatically controlling the supply of sulfur-containing materials to the furnace : en ru
  • USD141361S - Combination clothes basket and bathinette : en
  • FR52756E - Bi-metal composed of layers with different coefficients of thermal expansion : en fr
  • FR899346A - Arrangement of grinding wheels in externally toothed gear hobbing machines : en fr
  • FR899373A - Improvements made to tents or huts that can be dismantled and transported : en fr
  • US2377030A - Stabilization of fatty products : en
  • ES10941Y - Two-sided cutout and cut-out figures. : en es
  • ES169675A1 - IMPROVED IMPROVEMENTS IN THE KNEE JOINTS FOR ARTIFICIAL LEGS : en es
  • GB569620A - Improvements in parachute construction : en
  • FR899333A - Process for preparing water-soluble condensation products : en fr
  • GB569587A - Device for the crosswise connection of rod-shaped or tubular constructional parts : en
  • GR10363B - BUILDING TILES FOR MOST ECONOMICAL AND EASIER CONSTRUCTION OF HOUSES. : el en
  • ES11499U - Coffee maker. (Machine-translation by Google Translate, not legally binding) : en es
  • FR899378A - Checklist advertising : en fr
  • GB569648A - Improvements in or relating to hydraulic accumulators : en
  • US2376984A - Substituted benzoquinones and process for their production : en
  • US2377129A - Flotation of phosphate minerals : en
  • US2377069A - Meat grinding and condiment admixing machine : en
  • ES169772A1 - A MACHINE TO CUT SOAP SCALES : en es
  • GB569525A - Improvements in and relating to synthetic resins : en
  • US2377154A - Chute : en
  • US2377085A - Unsaturated chlorocarbonates and method of preparation : en
  • US2377171A - Process of bleaching pulp : en
  • FR899365A - Ionization chamber for the treatment of liquids and apparatus for the purification of liquids using said chamber : en fr
  • FR899450A - Arrangement of line filters for simultaneous service of several powerline carrier systems on a transmission line : en fr
  • US2377149A - Spare tire carrier and hoist : en
  • CA427908A - Ball and roller bearing : en fr
  • CA427862A - Wood working machine device : en fr
  • US2377150A - Device for securing tool heads on handles : en
  • FR899489A - Chi ray machine : en fr
  • ES8398Y - Template for shoes. : en es
  • US2377090A - Recovery of aluminum chloride : en
  • FR899351A - Device for the continuous development of cinematographic films : en fr
  • ES169727A1 - A PROCEDURE FOR THE OBTAINING OF NEW YELLOW AZOIC DYES : en es
  • ES169731A1 - A SPECIAL SLIDING METAL MANUFACTURING PROCEDURE FOR BEARINGS : en es
  • FR52762E - Process for extracting hydrogen sulfide and hydrocyanic acid from a gas mixture : en fr
  • US2377117A - First-aid kit : en
  • ES8612Y - Sliding gusset support for showcase bars. : en es
  • FR899372A - Process for improving masses of high molecular weight, natural or synthetic, and products prepared with these masses : en fr
  • FR52770E - Process for the preparation of practically pure aluminum compounds starting from impure solutions of aluminum salts obtained by decomposition, with acids, of aluminous materials : en fr
  • ES11466U - Improved capacho, with internal whipping of pita or hemp. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169753A1 - A COMPASS SYSTEM FOR DRIVEN VEHICLES : en es
  • CA427762A - Oil producing apparatus : en fr
  • CA427883A - Hydrocarbon oil processing : en fr
  • GB569535A - A support for a joint of ham or the like : en
  • US2377271A - Flexible shaft and air-cooled hand piece : en
  • GB569561A - Improvements in cycle or like locking mechanisms : en
  • GB569567A - Improvements in tuning arrangements for radio receivers : en
  • SU64807A1 - The method of manufacture of reinforcement periodic profile : en ru
  • FR899438A - Closed circuit pneumatic station installation : en fr
  • FR899397A - Cabinetmaking assembly devices allowing the stacking and nesting of small tables facilitating their use and movement : en fr
  • GR10361B - AUTOMATIC ELECTRIC LIGHTING MACHINE. : el en
  • FR899436A - Spinning process for bark fibers : en fr
  • DK63521C - Safety device by gas boiler. : da en
  • CH237796A - Photographic camera with built-in electric light meter. : de en
  • CH237831A - Process for covering respectively. Impregnation of metal, wood, cardboard, etc. : de en
  • US2376898A - Distillation of fermenter mash : en
  • US2377199A - Transmission : en
  • CH237738A - Reel for fishing. : en fr
  • ES169815A3 - OBTAINING MICA-BASED SHAPE PARTS : en es
  • FR52775E - Refrigeration apparatus and methods : en fr
  • FR899349A - Foundry shell : en fr
  • AU2103745A - Improvements in or relating tothe heating of dielectric material : en
  • CH237874A - Rectifier. : de en
  • ES169707A1 - SELENIO RECTIFIERS : en es
  • AU2100045A - Agents for combating pests and their use : en
  • CA427758A - Labyrinth joint or coupling : en fr
  • AU1013843A - Improvements in indicating systems for radio blind landing systems : en
  • SU64814A1 - Mechanism for lifting the centrifuge discharge cone : en ru
  • AU119974B2 - Improvements in indicating systems for radio blind landing systems : en
  • CA427881A - Projection welding machine : en fr
  • CA427837A - Amine salt : en fr
  • US2377278A - Apparatus for controlling fluid pressure : en
  • US2377264A - Train order delivering device : en
  • FR899449A - Watertight mounting in metal sheath for reel connected to deep sea cable conductors : en fr
  • US2377077A - Expansion nut : en
  • FR899390A - Method of preventing thomas slag from entering the furnace when introducing liquid thomas steel into a deck furnace : en fr
  • GB569569A - Improvements in or relating to fasteners : en
  • DK63528C - Contact spring group for electromagnetic Relays. : da en
  • US2376923A - Hydrocarbon fractionation : en
  • US2377235A - Fuel burner control : en
  • US2376886A - Aerial testing apparatus and method of operation : en
  • CA427791A - Silencing stop : en fr
  • GB569604A - Process for the production of p-acylamino-benzene sulphenamides : en
  • US2376960A - Vending machine : en
  • US2377180A - Control circuit : en
  • GB569578A - Improvements in or relating to rotary engines and compressors : en
  • US2377232A - Wheel mounting : en
  • US2377092A - Conversion of hydrocarbon oils : en
  • US2377274A - Ampule : en
  • US2376874A - Airplane fuel tank draining and transferring device : en
  • US2377243A - Process of preparing ethyl benzene : en
  • ES8426Y - Pencil sharpening apparatus. : en es
  • AU1061643A - Improvements in thermocouples : en
  • ES169776A1 - SPEED REDUCER, WITH OR WITHOUT DIRECT CONTROL : en es
  • US2377075A - Linotype machine accessory : en
  • CA427731A - Cement grout production : en fr
  • CA427735A - Package binding mechanism : en fr
  • USD141402S - Design fob a suit : en
  • CH237834A - Process for producing and releasing shrink and other press connections. : de en
  • US2377230A - Carton-blank handling apparatus for wire-stitching machines : en
  • US2377142A - Liquid bath filter : en
  • FR899396A - Improvements to domestic purifiers for wastewater : en fr
  • GB569589A - Improvement in the manufacture of rubber hydrochloride : en
  • US2377270A - Lifting tool for elevator chains : en
  • ES169748A1 - IMPROVEMENTS INTRODUCED IN THE MECHANICAL AND AUTOMATIC MANUFACTURE OF BLOWED GLASS : en es
  • ES8448Y - Small steam-tight packaging for frozen items. : en es
  • GB569512A - Improvements relating to hinged doors, windows, flaps and other analogous pivotally mounted members : en
  • ES169769A1 - A MECHANISM FOR DRAGGING OR CAUSING THE ADVANCE OF CONTINUOUS FABRIC TAPES OR PAPER RIBBONS FENCED BY ONE SIDE, OR WITH SARGA, THAT DOES NOT INTEREST TO CRUSH, DISINTEGRATE OR ALTER : en es
  • CH237832A - Electric lighter. : de en
  • US2376900A - Speed reduction gear mechanism : en
  • AU120066B2 - Improvements relating to adjustable brackets : en
  • CH237864A - Electrical line protection device. : en fr
  • AU120058B2 - Drilling machine : en
  • CA427877A - Hydrocarbon alkylation process : en fr
  • FR899359A - Dry razor : en fr
  • US2377096A - Balancing device : en
  • US2376938A - Destructor : en
  • US2377065A - Selective ratio transmission for driving calculating machine actuators : en
  • US2376989A - Deck : en
  • US2377045A - Balance testing apparatus : en
  • US2377227A - Pressure responsive valve : en
  • US2377151A - Means for connecting explosives : en
  • CH237908A - For holding the contact wire of electric railways, a clamp with a device for connecting a support element. : de en
  • USD141397S - Design for an electrical outlet : en
  • AU129003B2 - Refrigerated evaporator shelf : en
  • AU120071B2 - Improved switch mechanism for torch cases : en
  • CH237856A - Method for fastening hollow clamps to cables, in particular aluminum cables. : de en
  • FR899391A - Support system for mines : en fr
  • CH237907A - Train notification system with uniform advance warning time and constant main warning time. : de en
  • CH237798A - Process for the production of subtractive multicolor images by copying a color negative onto a positive material. : de en
  • ES169276A1 - AN APPARATUS FOR MAKING WIRES : en es
  • GB569577A - Improvements in screw thread milling machines : en
  • ES11468U - New open type ignition piston (Machine-translation by Google Translate, not legally binding) : en es
  • FR899377A - Resilient bearing, especially for automobiles : en fr
  • US2376931A - Tool shank repair process and repair product : en
  • US2377284A - Driving mechanism for speed indicators : en
  • AU2047545A - Method of, and means for detecting angle modulated signals : en
  • ES169760A1 - A UNIVERSAL ELECTRIC WELDING MACHINE WITH COMBINED MAGNETIC REGULATION : en es
  • GB569615A - Improvements in or relating to photographic exposure indicating devices : en
  • AU119962B2 - Improvements in or relating to metal electric rectifiers : en
  • US2377047A - Welding electrode holder : en
  • ES169704A1 - A PROCEDURE FOR THE PREPARATION OF CONDENSATION PRODUCTS WITH CURENT EFFECT : en es
  • US2376888A - Facsimile recording system and apparatus : en
  • US2376934A - Dry spun and dry cast structures of synthetic materials : en
  • US2377187A - Electrical connector : en
  • USD141424S - Design fob a towel holder : en
  • US2377000A - Refrigeration : en
  • US2377017A - Master cylinder : en
  • US2376927A - Threaded locking device : en
  • ES11469U - Pack metal cleaner set (Machine-translation by Google Translate, not legally binding) : en es
  • SU64837A1 - Material testing machine : en ru
  • USD141401S - Design fob a suit : en
  • CA427823A - Motor fuel knock rating device : en fr
  • SU64776A1 - The method of controlling the forced motion of the step finders : en ru
  • US2377121A - Tone and volume control means : en
  • US2377143A - Watercraft : en
  • GB569585A - Improvements in and relating to photographic emulsions : en
  • CA427899A - Sponge rubber manufacture : en fr
  • US2377193A - Process for the production of hydroxylammonium chloride : en
  • US2377211A - Floor structure : en
  • USD141353S - Design for a desk : en
  • FR899471A - Dressing device for shaped grinding wheels : en fr
  • US2377041A - Dental liner : en
  • USD141384S - Design fob a brooch or similar article : en
  • FR52797E - Improvements to fire detectors and similar devices : en fr
  • FR899306A - Process for the preparation of a toothpaste and oral care product comprising 1-ascorbic acid and a rhodanate : en fr
  • US2377025A - Conversion of a mixture of acetaldehyde and ethylene to butadiene : en
  • US2377176A - Valve mechanism : en
  • US2377001A - Water silencer : en
  • CA427775A - Fluid controlled valve : en fr
  • CH237866A - Electron tube. : de en
  • ES169689A1 - A PROCEDURE FOR MELTING A MOLYBDENUM SHEET HERMETICALLY TO VACUUM IN QUARTZ : en es
  • ES8324Y - Hanger for hanging clothes. : en es
  • AU120075B2 - Improvements in rotary compressors or pumps anda motor operated thereby : en
  • USRE22646E - Filtration : en
  • ES169739A1 - AN INDUSTRIAL PROCEDURE FOR THE OBTAINING OF A DISINFECTING PATCH : en es
  • GB569524A - Nitriles and method of making the same : en
  • USD141416S - Williams etal piling machine : en
  • CH237781A - Process for producing a product that can be used as a paint and adhesive. : de en
  • US2377276A - Electric clock : en
  • DK63550C - Edge bank machine. : da en
  • ES11402U - Tester classifier for pharmacognosy and therapeutics (Machine-translation by Google Translate, not legally binding) : en es
  • AU1022043A - Improvements in or relating to electrical fuses : en
  • CA427818A - Fabric for aeroplanes : en fr
  • US2377185A - Liquid supplying means : en
  • SU64815A1 - Device for automatically changing the stroke of a pump piston driven by a wind turbine : en ru
  • FR899385A - Friction coupling : en fr
  • FR899434A - Electrical contact device for accounting card machine : en fr
  • ES169682A1 - A PROCESS FOR MANUFACTURING CELLULOSE ELASTIC MASSES : en es
  • US2376873A - Tobacco curing system : en
  • US2376952A - Railway switch mechanism : en
  • CH237761A - Holders for brooms and the like. : de en
  • US2377247A - Method and means for direct propulsion of aircraft or the like : en
  • CH237896A - Packaging. : en fr
  • CH237849A - Process for operating thermal power plants in which a working medium describes a closed circuit. : de en
  • DK63522C - Device by Assembly. : da en
  • GB570302A - Improvements in or relating to the retreading of tyres : en
  • AU932843A - Improvements in selector operating circuits for use in automatic telephone or like systems : en
  • ES168928A1 - A DEVELOPER ELECTRICAL APPARATUS : en es
  • ES169735A1 - IMPROVEMENTS IN THE AERATION SYSTEMS OF THE OVENS USED IN THE CONTINUOUS DRYING OF TUBULAR FABRICS, PAPERS OR TISSUES, IMPREGNATED WITH AN INSULATING VARNISH : en es
  • GB569627A - Improvements in or relating to fastening devices for securing slates or tiles on roofs : en
  • USD141356S - Design for a desk : en
  • GB569621A - Improvements relating to apparatus for storing and issuing coins or the like : en
  • ES8411Y - Rivet nut for aircraft construction. : en es
  • GB569580A - Improvements in screw expeller presses : en
  • GB569601A - An improvement in clutch control means for motor vehicles : en
  • GB569644A - Improved means for storing articles or goods in stock-rooms, warehouses, offices andother places : en
  • ES169749A1 - IMPROVEMENTS IN AND RELATED TO TRANSMISSIONS BY PULLEY AND SINFF BELTS : en es
  • FR899350A - Improvements to tubular lines for very short waves : en fr
  • US2377003A - Apparatus for making extensible retractile cords : en
  • FR899315A - Device for the amplitude modulation of a carrier wave : en fr
  • SU64805A1 - The method of obtaining plaster in living : en ru
  • BE458493R - : fr
  • CH237870A - Method for operating a high frequency generator for industrial purposes. : de en
  • DK63546C - Electrical Trigger System for a Camera Shutter. : da en
  • ES169723A3 - A HIGH EFFECTIVENESS INSECTICIDE AND PARASTICIDE MANUFACTURING PROCEDURE FOR AGRICULTURAL, VETERINARY AND HOUSEHOLD USES : en es
  • GB569521A - Improvements in or relating to firegrates for boiler furnaces : en
  • DK63538C - Process for the preparation of resinous condensation products of phenols, similar substances and low molecular weight aldehydes. : da en
  • FR899463A - Process for preparing propionic aldehyde : en fr
  • FR899478A - Soot reinjection system into the combustion chambers of pulverized coal-fired appliances : en fr
  • CH237884A - Intercommunication facility. : en fr
  • BE464437A - : en fr
  • CA427761A - Internal combustion engine : en fr
  • CA427888A - Motor fuel manufacture : en fr
  • FR899339A - Process for the preparation of high purity cellulose : en fr
  • CA427843A - Refrigerator valve : en fr
  • CA427783A - Scoring machine : en fr
  • US2377168A - Lock nut : en
  • AU120055B2 - Improvements in and relating to prefabricated building units or panels : en
  • CA427810A - Cellulose derivative improving method : en fr
  • CA427868A - Plastic extrusion method and apparatus : en fr
  • GB569527A - Improvements in or relating to the manufacture of polymers of ethylene : en
  • GB569590A - Improvements in or relating to waste fittings for wash basins, baths and the like : en
  • CA427867A - Laminated article manufacture : en fr
  • US2377202A - Hog feeder : en
  • ES8467Y - Electric stove or stove mounted on an insulating support or frame. : en es
  • FR52781E - Process for preparing tetrahydrofuran : en fr
  • GB569623A - Improved plastic or mouldable material and method of producing the same : en
  • GB569624A - Improvements in apparatus for amusement, education or psycho-therapy : en
  • CH237904A - Transport device for vertically moving loads and moving them along a support cable. : de en
  • CH237778A - Process for the production of dicalcium phosphate by digesting rock phosphates with phosphoric acid. : de en
  • FR52768E - Piston for internal combustion engines, in particular piston conforming to the press for aircraft engines : en fr
  • CA427894A - Railway switch operating apparatus : en fr
  • ES169792A1 - ANALYZER APPARATUS FOR ALL CLASS OF RADIO AND ELECTRICITY CIRCUITS : en es
  • FR899356A - Measuring device : en fr
  • CH237764A - Cooking pot with coat. : de en
  • US2377173A - Tow guide : en
  • CA427875A - Metallurgical apparatus : en fr
  • CA427824A - Lawn mower : en fr
  • CH237752A - Method of manufacturing molded parts and device for its implementation. : en fr
  • ES169809A1 - A PROCEDURE FOR THE MECHANICAL FORMATION OF THE ANGLES IN THE PLASTER MOLDINGS, WHICH SERVE TO ORNAMENT CEILINGS, WALLS AND OTHER ELEMENTS OF THE CONSTRUCTIONS : en es
  • FR899418A - Cliché and blank in terms of exchange : en fr
  • US2377158A - Process for preparing chloro : en
  • US2377104A - Toy : en
  • CA427829A - Lubricating arrangement : en fr
  • CH237749A - Electric heater. : en fr
  • CH237734A - Potato harvesting machine. : de en
  • US2376889A - Brake : en
  • US2376985A - Production of styrene from butadiene : en
  • US2376906A - Arch construction : en
  • US2377136A - Extraction apparatus : en
  • US2376862A - Airplane : en
  • CA427847A - Seat : en fr
  • CA427905A - Brake actuating system : en fr
  • ES169709A1 - HIGH FREQUENCY SUPPLY TO MULTIPLE LOADS : en es
  • FR899331A - Process for separating emulsions and colloidal solutions : en fr
  • GB569520A - Improvements in the cold drawing, pressing, rolling and extruding of metals : en
  • SU64773A1 - A device for determining the thickness of the scale on the inner surface of the boiler tubes : en ru
  • US2377034A - Work shifting device : en
  • US2377049A - Extraction process : en
  • US2377059A - Control circuit for telephone extension signals and the like : en
  • US2377225A - Sun visor attachment : en
  • ES8309Y - Lace arrow for box seals. : en es
  • CH237863A - Step control device that operates synchronously depending on the voltage or current and operates under load, especially for transformers and resistors. : de en
  • US2377038A - Manufacture of peracids : en
  • US2377302A - Photographic emulsions, developers, and processes of photography : en
  • CH237823A - Process and device for the production of flexible corrugated hoses and hose produced according to this process for internal and external pressure. : de en
  • US2377186A - Lock nut : en
  • US2377231A - Plastic composition : en
  • CA427849A - Stocking knitting apparatus : en fr
  • CA427893A - Hydrocarbon alkylation method : en fr
  • CH237916A - Bipolar electrolyser. : de en
  • CA427799A - Circuit breaker : en fr
  • FR899304A - High voltage insulator : en fr
  • AU1188443A - Improvements in burr and seed collecting apparatus : en
  • CA427831A - Drilling machine : en fr
  • US2376875A - Extensible fire ladder and elevator : en
  • USD141405S - Design for a coat : en
  • AU129850B2 - Improvements in or relating to television synchronizing system : en
  • CA427812A - Neoprene composition : en fr
  • CH237894A - Arrangement for generating an artificial television picture for test purposes. : de en
  • SU64771A1 - Multi-phase synchronous generator : en ru
  • US2377102A - Electric weft detector for looms : en
  • ES169462A1 - A MACHINE TO MANUFACTURE WOODEN VIRUTILLA OR STRAW : en es
  • FR899314A - Device for providing an emergency service for remote-controlled transmitters : en fr
  • GB569573A - Improvements in tubular heat exchangers : en
  • GB569637A - Frequency changing apparatus for inter-communicating radio telephone systems : en
  • US2377097A - Multiple sheet metal stamping press : en
  • US2377033A - Strongback : en
  • ES7736Y - Secafirmas perfected. : en es
  • FR899374A - Improvements in manufacturing processes for textile articles with designs or fancy : en fr
  • US2376992A - Latch device : en
  • CA427863A - Door operator : en fr
  • ES168269A2 - A DEVICE FOR POWERING ELECTRIC VEHICLES WITH ACCUMULATOR BATTERY : en es
  • US2377005A - Automatic bottom bag and method of making same : en
  • US2376894A - Circumciser : en
  • CH237853A - Method for fastening sheet metal fins on tubes of heat exchangers and apparatus for practicing this method. : de en
  • CH237880A - Process for the preparation of a p-amino-benzenesulfonamide. : de en
  • CA14097S - Toy : en
  • US2377215A - Catamaran type life raft : en
  • USD141430S - Design for a collar holder : en
  • US2377296A - Water and like cooler : en
  • CA427851A - Oil cooler device : en fr
  • SU64767A1 - Self-expanding tube : en ru
  • AU1156043A - Improved switch mechanism for torch cases : en
  • CH237924A - Spring-loaded axle holder on a chassis of rail vehicles. : de en
  • US2377281A - Method of producing aluminum base alloys : en
  • CA427819A - Refrigerator cabinet : en fr
  • US2376856A - Pumping mechanism : en
  • US2376866A - Oven : en
  • CA427853A - Lying crop gathering means : en fr
  • US2376988A - Process for the manufacture of dienes : en
  • CA427753A - Wheel construction : en fr
  • CA427856A - Electrolytic condenser : en fr
  • AU119976B2 - Improvements relating to heaters for aircraft : en
  • AU120077B2 - Improvements relating tothe production of anion-exchange or acid-removing resins : en
  • CA427879A - Ball cock : en fr
  • CH237803A - Joinery and degree gauges. : de en
  • CH237808A - Electricity meter that can be changed over to different adjustments, voltages or the like. : de en
  • SU64799A1 - The method of obtaining sulfanilamide derivatives : en ru
  • CH237890A - Circuit arrangement in telephone systems with coin cashiers. : de en
  • US2377125A - Shipping box : en
  • USD141350S - Design fob a toothbrush : en
  • USRE22645E - Vacuum breaker : en
  • CH237772A - Clamp for suspender and sock holder. : de en
  • FR52751E - Arc protection device for high voltage insulators : en fr
  • US2376963A - Polymerization of organic compounds containing a ch=c<group : en
  • CA427793A - Impulse transmitting device : en fr
  • CA427897A - Engine suspension system : en fr
  • US2377156A - Timber connector : en
  • US2376973A - Ignition timing control means for internal-combustion engines : en
  • US2377240A - Inside caliper : en
  • AU119955B2 - Improvements in or relating to control apparatus for aircraft : en
  • CA427741A - Tumble bolt for ship's sidelight : en fr
  • ES8330Y - Washer. : en es
  • FR899400A - Safety device for high power arc lamps of projectors : en fr
  • US2376951A - Landing gear strut : en
  • CH237794A - Document holder on typewriter with pad. : de en
  • ES11495U - Shovel with its antler for the service in the bread and pastry cooking ovens. (Machine-translation by Google Translate, not legally binding) : en es
  • FR899429A - Method and device for measuring the mixing ratio of two liquids : en fr
  • FR899475A - Machine tool : en fr
  • US2377055A - Pile cap : en
  • CH237770A - Process for the production of a stiffened, cut-to-size multi-layer fabric piece. : de en
  • USD141427S - Design for a bracket for supporting wires : en
  • DK63542C - Device for motors for keeping them warm during extended operating conditions. : da en
  • ES168699A1 - A VEHICLE DIRECTED AT A DISTANCE : en es
  • CA427786A - Substituted guanidine and biguanide salt preparation : en fr
  • ES169717A1 - IMPROVEMENTS IN THE MANUFACTURE OF ENAMELLED RESISTANCES FOR RADIOTELEPHONY : en es
  • FR899371A - Device for using tidal energy : en fr
  • AU119972B2 - Improvements in selector operating circuits for use in automatic telephone or like systems : en
  • US2376995A - Flexible joint : en
  • US2377016A - Preparation of sodium heparinate : en
  • USD141365S - Design fob a drape pullback : en
  • SU64778A1 - Jib crane : en ru
  • AU1981845A - Improvements in or relating to television synchronizing system : en
  • CH237912A - Adjustable device for delaying the opening of a parachute. : en fr
  • US2377056A - Inspection lamp : en
  • USD141420S - Design for an ear ornament : en
  • CA427770A - Footwear : en fr
  • CH237759A - Forced ventilation gasifier for the production of water or high pressure steam. : en fr
  • CH237882A - Face protection device that can be used when washing the head. : de en
  • CH237811A - Winding watch with screwed crown on the stem. : en fr
  • US2377248A - Internal-combustion engine : en
  • CH237745A - Ground breaking machine. : en fr
  • CH237776A - Lick stone with fasteners. : de en
  • US2377280A - Aircraft landing wheel : en
  • US2377290A - Method of preparing zein solutions directly from gluten : en
  • USD141423S - Design fob a memorandum pad and pencil holder : en
  • CA427873A - Ammunition priming mixture : en fr
  • CH237784A - Soap. : de en
  • CH237810A - Eyepiece. : de en
  • CH237736A - Pesticide product. : en it
  • US2376990A - Latching means for venetian blinds : en
  • US2376891A - Cellulose ester manufacture : en
  • USD141374S - Chest of drawers or similar article : en
  • CH237747A - Use for stoves and ovens for burning wood shavings. : de en
  • CH237918A - Process for the production of di (acrylic acid) ethylenediamide. : de en
  • GB569543A - Improvements in internal combustion engines : en
  • ES11489U - Trailer to transport the battery of accumulators in electric buses, hidden in the body. (Machine-translation by Google Translate, not legally binding) : en es
  • CA427743A - Welt shoe manufacture : en fr
  • FR899313A - Sliding pinion carrier, cooperating with a stepped gear cone : en fr
  • SU64803A1 - Stone wall : en ru
  • US2377234A - Milking appliance : en
  • GB569547A - Improvements in and relating to x-ray apparatus : en
  • DK63533C - Gas generator, by which water is supplied to the Combustion through air nozzles. : da en
  • SU64817A1 - Airplane landing gear : en ru
  • GB569599A - Improvements in and relating to supports for clock-face gauges : en
  • ES8389Y - Improved mold to obtain combs of fusible material and solidifiable by cooling. : en es
  • GB569498A - Improvements in the extraction of fats, oils or resins from vegetable material : en
  • ES9896Y - Chair for conference rooms. : en es
  • CH237751A - Process for the preparation of high strength and fast hardening concrete. : en fr
  • CH237919A - Process for the preparation of a new amide derivative. : de en
  • CA427796A - Charger valve : en fr
  • ES9897Y - Waxed, for classroom. : en es
  • AU1183043A - Improvements relating to adjustable brackets : en
  • GB569628A - Improvements in or relating to beams comprising precast units : en
  • SU64772A1 - The method of obtaining 6-methoxy-4-chloroquinoline : en ru
  • CH237769A - Weaving process, loom for the implementation of this process and fabric obtained by this process. : en fr
  • US2376944A - Paste or cream dispenser : en
  • US2377081A - Purification of motor fuel components : en
  • US2377160A - Structure and method of forming the same : en
  • US2377226A - Photographic marking device : en
  • US2376882A - Space discharge device : en
  • GB569529A - Improvements in the manufacture of esters of ª‰-2-furylacrylic acids : en
  • ES169662A1 - IMPROVEMENTS IN THE MANUFACTURE OF INSECTICIDES : en es
  • FR899500A - Process for manufacturing cold-stamped nuts, having remarkable characteristics of precision and finish, with a minimum of material and tools : en fr
  • US2377152A - Polyphase voltage regulator : en
  • USD141390S - Design fob a putting game device : en
  • ES8419Y - Screen for cinematographic projections of metallic plate, thin and stamped or engraved to obtain the relief, of the projected image and, at the same time, a remarkable saving of electrical energy. : en es
  • ES8335Y - Pass buckle. : en es
  • FR52783E - Rotary gear devices for combined height and direction control of rotary airfoils and resulting apparatus : en fr
  • US2377189A - Continuous industrial filter : en
  • DK63535C - Procedure for Increasing the Stiffness of Threads, Brushes and Foils of Crystalline, Synthetic, Linear, High Polymer Compounds. : da en
  • ES169698A1 - A PROCESS OF MANUFACTURING A SYNTHETIC RESIN : en es
  • ES11494U - Improved shaft for potentiometer control. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169705A1 - A MANUFACTURING PROCEDURE IN SERIES OF EQUAL OR DIFFERENT BODIES, BASED ON VITRIFICABLE COMPOSITIONS : en es
  • US2377120A - Dispensing container : en
  • FR899345A - Process for the preparation of high molecular weight condensation products : en fr
  • US2377203A - Holder for welding electrodes : en
  • GB569493A - Protective means for piezoelectric units and methods of producing same : en
  • ES169670A3 - AN IMPROVEMENT IN THE CONSTRUCTION OF MEAT SHREDDING MACHINES : en es
  • US2376962A - Machine gun cartridge belt and the like : en
  • US2377089A - Intaglio printing press : en
  • US2377300A - Stabilizer for regulators : en
  • US2377161A - Electric safety water light : en
  • DK63552C - Form block for briquette presses. : da en
  • ES8413Y - Pencil-awl for marking or writing on metals. : en es
  • US2377091A - Electrically actuated gun mount : en
  • US2377063A - Activated carbon and method of producing the same : en
  • FR52777E - Process for improving the fastness of dyes to light : en fr
  • SU64751A1 - Combined veterinary obstetric instrument : en ru
  • BE458461A - CAPTURING THE ENERGY AND CENTRIPTICAL FORCE OF WATER : en fr
  • CA427885A - Hydrocarbon polymerization and alkylation process : en fr
  • CH237850A - Control device for prime movers with a speed controller that is locally separated from the associated prime movers. : de en
  • US2377027A - Electric heater for heavy aircraft : en
  • SU64760A1 - Method for separating caffeine from tea waste and tea : en ru
  • SU64798A1 - Electromagnetic interrupter : en ru
  • US2377285A - Hoisting brake control : en
  • USD141368S - Design for a brooch pin or similar article : en
  • AU120086B2 - Improvements relating to alternating electric current rectifiers ofthe selenium type : en
  • CA427859A - Contouring machine and method : en fr
  • US2377237A - Zein dispersions and processes of making same : en
  • USD141354S - Design for a desk : en
  • SU64823A1 - Snow plow for leveling dumps : en ru
  • SU64810A1 - Crane with a device for weighing a lifted load : en ru
  • FR52764E - Extinguishing foam downpipe for fuel tank : en fr
  • US2377013A - Variable-speed control for the transmission of power : en
  • CA427858A - Meltable adhesive sealing tape : en fr
  • CA427864A - Mail treating machine tape chute : en fr
  • LU27696A1 - : en
  • US2376946A - Holder for fingernail files : en
  • USD141391S - Design for a puzzle : en
  • FR899394A - Compressed ball press for making balls with charcoal dust for use in gasifiers : en fr
  • US2376868A - Magnesium alloy : en
  • CH237842A - Device for stepless performance regulation of compressors. : de en
  • CH237760A - Passing machine. : de en
  • CH237836A - Centrifugal clutch. : de en
  • US2376909A - Screw closure : en
  • US2376941A - Saw filing device : en
  • CA427790A - Carboxydicyandiamide and salt : en fr
  • US2376920A - Fire alarm system : en
  • US2377009A - Automatic power transmission : en
  • US2377259A - Drill press attachment : en
  • USD141396S - Design foe a suit : en
  • ES169740A1 - IMPROVEMENTS IN THE CONSTRUCTION OF POCKET LIGHTERS : en es
  • GR10366B - RESISTANT HEEL RESISTANCE. : el en
  • FR899497A - Sterilization device for medical use operating with pressurized steam : en fr
  • FR899407A - Device for scratching and breaking small test tubes : en fr
  • ES8432Y - Large filtering section filter. : en es
  • ES169832A1 - A NEW INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF INASILABLE GLASSES FOR GOGGLES AGAINST LIGHTNING RAYS : en es
  • ES8387Y - Last for the manufacture of footwear with rubber sole : en es
  • CA427903A - Composite fabric : en fr
  • ES168764A1 - AN APPARATUS FOR THE MANUFACTURE OF SODIUM PEROXIDE : en es
  • GB569570A - Improvements in and relating to indicators or devices for instructional or like purposes : en
  • ES169694A1 - A NEW CONTROL DEVICE APPLICABLE TO ARTICULATED BEDS : en es
  • ES169742A1 - AN AGRICULTURAL OR FOREST PROCEDURE OF LIQUID SUBSTANCES, DISSOLVED, OR IN AQUEOUS SUSPENSION, USING ACCUMULATED ENERGY IN OBJECTED OBJECT OR GASKETS, WITH PREFERENCE THE CARBONIC ANHYDRIDE : en es
  • ES11490U - New thermos container (Machine-translation by Google Translate, not legally binding) : en es
  • DK63523C - Process for the Preparation of 21-Diazo-3-acyl-oxy-pregnen-one-20. : da en
  • US2376887A - Package cutter : en
  • ES169260A1 - A PROCESS OF MANUFACTURING TAPES : en es
  • ES169744A1 - IMPROVEMENTS IMPROVED IN THE CONSTRUCTION OF MOTOR COUPLINGS FOR ALL TYPES OF BIKES : en es
  • ES8404Y - Device for making coffee, in an espresso machine, adaptable to all electrical currents. : en es
  • FR899427A - Device for immediately indicating to the subscriber the charge due for long-distance telephone calls in installations with automatic card printers : en fr
  • ES169528A1 - A CONTINUOUS WORK APPARATUS FOR THE CONCENTRATION OF VACUUM MUSTS : en es
  • ES8336Y - Endless interchangeable roller block. : en es
  • CH237785A - Liquid to paste-like detergent containing soapy substances. : de en
  • US2377050A - Detachable shield for foundation garments : en
  • US2377088A - Fuel vaporizer : en
  • AU981043A - Improvements relating to electric accumulators : en
  • CA427745A - Rail joint bond : en fr
  • US2377082A - Geochemical prospecting : en
  • US2377100A - Educational appliance : en
  • CH237786A - Process for the production of shaped objects. : en fr
  • CH237900A - Device for fixing one object to another. : en fr
  • ES169687A1 - IMPROVEMENT IN THE CONSTRUCTION OF COMPRESSORS : en es
  • US2377181A - Oil discharging torpedo : en
  • US2377212A - Accelerometer : en
  • CA427751A - Wheel structure : en fr
  • SU64839A1 - The method of obtaining activated clay, used as a catalyst in the conversion of pinene to camphene : en ru
  • CH237779A - Process for the preparation of 1- (2'-sulfo-phenyl) -5-methyl-pyrazolone- (3). : de en
  • US2377275A - Electrical measuring or indicating system : en
  • CA427816A - Fabric for aeroplanes : en fr
  • DK63548C - Sanding spindle for Fine Polishing Sanding Tools. : da en
  • CA427752A - Wheel construction : en fr
  • CA427834A - Gas-expanded rubber product : en fr
  • ES8397Y - Detachable packing box for all kinds of genres. : en es
  • CH237862A - Procedure for starting synchronous machines. : de en
  • US2377037A - Sewing machine : en
  • CA427779A - Can end nozzle lining machine : en fr
  • CA427844A - High and low pressure steam production : en fr
  • CA427792A - Railway car roof : en fr
  • CH237792A - Set of accounting sheets. : en fr
  • DK63527C - Telephone subscriber device of the Table type and with Microphone. : da en
  • CA427749A - Espagnolette closure device : en fr
  • ES8323Y - Iron with detachable handle. : en es
  • USD141360S - Combination heating and cooking stove : en
  • CH237855A - Electric cable. : en fr
  • SU64788A1 - Pre-chamber for internal combustion engine : en ru
  • CA14096S - Toy : en
  • ES8342Y - Storage bracelet. : en es
  • GB569502A - Improved method of and apparatus for mining coal and other materials : en
  • DK63531C - Transformer for Impulse Sensors at Electric Fences. : da en
  • AU119956B2 - Improvements in or relating to electric remote indication systems : en
  • CH237816A - Process for the preparation of high quality steel. : en fr
  • FR52766E - Process for the preparation of leather lubricants : en fr
  • FR52793E - Process for manufacturing organic combinations containing sulfur : en fr
  • US2376929A - Machine tool : en
  • AU119970B2 - Improved automatic voltage regulator for alternators : en
  • CA427811A - Chemical process and product : en fr
  • CA427870A - Pump : en fr
  • CH237783A - Process for the production of swimming soap. : de en
  • AU119964B2 - Improved method of and apparatus for concentrating or separating materials : en
  • US2377222A - Bimetallic clamp : en
  • USD141431S - Design fob a film magazine fob a photographic camera or the like : en
  • CH237805A - Device for determining a local temperature of bodies in a hot environment. : de en
  • US2376878A - Method of determining the permeability of earth formations : en
  • ES11465U - Elastic tensioner for the assembly of bicycle saddles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169737A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CARS-CHAIR FOR CHILDREN : en es
  • ES169100A1 - A SMALL SELENIUM RECTIFIER WITH ISOLATION IN THE PRESSURE AREA : en es
  • FR899473A - Method of supplying households, in particular gasifiers : en fr
  • GB569533A - Improvements in or relating to systems for maintaining constant pressure : en
  • GB569635A - A cycle-pump locking device : en
  • CH237898A - Box, especially for cigarettes. : de en
  • ES11486U - New papers holder (Machine-translation by Google Translate, not legally binding) : en es
  • ES169081A1 - A NEW MECHANISM OF PICADAS TO GIVE POWER TO THE LANARNERS OF TELAR : en es
  • US2376914A - Zeolite regeneration : en
  • US2376987A - Preparation of butadiene : en
  • BE458476A - Waterproof watch box. : en fr
  • CA427804A - Toothed article manufacture : en fr
  • US2376899A - Sealing facing and closure : en
  • ES169683A1 - A DISPOSAL IN CARS-ROOM : en es
  • US2377216A - Shoe binding : en
  • CH237854A - Unipolar machine with mercury current draw. : de en
  • ES9092Y - Paper packaging for pasta containing fats, especially for pasta. : en es
  • GB569538A - Improvements in or relating to pressure reducing valves : en
  • GB569614A - Improvements in or relating to a photo-electric exposure meter : en
  • ES8312Y - Automatic device for sharpening and smoothing razor blades. : en es
  • US2377057A - Preparing levigated alumina for storing in water suspension : en
  • ES169684A1 - A SYSTEM OF CHANGE OF DRAWERS FOR TELESCOPES : en es
  • FR899316A - Camera or detachable roll film magazine : en fr
  • GB569553A - Improvements relating to boots or shoes : en
  • GB569526A - Improvements relating to the separation and concentration of diolefins : en
  • IS374A7 - Fish filleting machine : en is
  • FR899472A - Manufacturing process for basic products using the juices and active ingredients contained in potatoes : en fr
  • USD141359S - Design for a desk : en
  • FR52772E - Process for obtaining precious metal coatings on metal objects and supports : en fr
  • FR52784E - Sophisticated envelope letter : en fr
  • ES8351Y - Razor and nail cleaner. : en es
  • GB569564A - Improvements in mechanical stokers : en
  • CH237826A - Abrasive tool. : en fr
  • GB569592A - Prefabricated house : en
  • CA427782A - Sheet feeding device : en fr
  • US2377035A - Bearing mounting : en
  • US2377268A - Optical system : en
  • CH237829A - Hammer. : de en
  • CH237754A - Process for the production of silver-plating preparations. : de en
  • GB569530A - Improvements in or relating to method of and apparatus for applying bands to hollow cylindrical objects : en
  • GB569617A - Improvements in or relating to dust arresters : en
  • GB569650A - Improvements in machines for centrifuging liquids : en
  • ES8437Y - Security lock to embed on the edge adaptable for exterior and interior doors and furniture in general. : en es
  • ES169678A1 - A DEVICE TO PROVIDE DISTANCE FROM THE INSTANT EXPLOSION OF THE MAIN LOAD OF A PROJECTILE : en es
  • ES8430Y - New keychain. : en es
  • FR52773E - Electro-chemical process and equipment for the production and treatment of oils : en fr
  • FR52786E - Permanent magnet filter : en fr
  • FR899495A - Portable acetylene lamp : en fr
  • ES169758A1 - IMPROVEMENTS IN THE PROCEDURE OF MANUFACTURE OF PENCILS FOR STYLOGRAPHIC : en es
  • ES169619A1 - A RADIOFARO SYSTEM : en es
  • ES167574A1 - A PROCEDURE FOR CONSTRUCTION OF PLATE OR PLATE COMPOSED OF WOOD AND CORK : en es
  • IS375A7 - Equipment for optimizing fish. : en is
  • US2377024A - Furniture : en
  • CA427768A - Coin detector : en fr
  • ES8360Y - Metal plate box with hinged lid. : en es
  • USD141417S - Design fob a coat : en
  • ES168583A1 - A PROCEDURE FOR THE DIRECT REPRODUCTION OF PHOTOGRAPHS, TRICOMIAS AND DRAWINGS IN GENERAL ON SHEETS OR WOODEN LEAVES : en es
  • FR899399A - Multipurpose glue : en fr
  • CH237743A - System for carrying out work on motor vehicles. : de en
  • CA427759A - Slide valve : en fr
  • SU64785A1 - Method of making raster stereoscopic illustrations : en ru
  • US2377294A - Article transfer mechanism : en
  • GB569549A - Centrifugal honey extractor : en
  • ES169826A1 - A PROCEDURE FOR THE MANUFACTURE OF DUST IN POWDER TO MAKE ICE CREAM : en es
  • GB569591A - Improvements in or relating to polyvinyl acetate emulsions : en
  • GR10367B - PERFECTION OF THE RADIO RECEIVING DEVICE BY DIRECT CONNECTION OF THE 6K8 ANTENNA LAMP AFTER THE ANTENNA. : el en
  • ES11484U - Medicated patch for immediate use (Machine-translation by Google Translate, not legally binding) : en es
  • ES169159A1 - A NEW SOAP MANUFACTURING METHOD : en es
  • ES169738A1 - A PROCEDURE FOR THE REFINING OF MATERIALS : en es
  • CH237825A - Protective cover of the grinding wheel of a grinding machine. : en fr
  • US2377048A - Composition for use in welding : en
  • FR52780E - Flexible wooden sole system for shoes and other applications : en fr
  • GB569634A - Safety device for occupants of vehicles : en
  • US2377060A - Suction cleaner : en
  • US2377073A - Lateral aircraft gun emplacement : en
  • US2377115A - Pressure regulating selector valve : en
  • USD141385S - Merchandise display cabinet : en
  • ES11481U - Portable lighthouse for use in bakeries and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • SU64754A1 - Cassiterite Recovery Method : en ru
  • FR899416A - Installation for the production of gasifier gas, in particular for supplying motor vehicle engines : en fr
  • GB569501A - Improvements in and relating to prepayment mechanism for meters and the like : en
  • ES169584A2 - A PROCEDURE TO OBTAIN A NEW COFFEE-BASED FOOD PRODUCT, IN TABLETS, TO BE CONSUMED RAW OR DILUTED IN WATER OR MILK : en es
  • AU1052743A - Improvements in electric condensers : en
  • US2377153A - Electric cable : en
  • CA427784A - Separation of sulphuric acid from carboxylic acids : en fr
  • ES169715A1 - A PROCEDURE FOR THE MANUFACTURE OF GLASS THROUGH ELECTRIC HEATING : en es
  • US2376869A - Alloys : en
  • ES11504U - New cap for all kinds of packaging (Machine-translation by Google Translate, not legally binding) : en es
  • US2376911A - Derivatives of sulphonated amines and process of preparing same : en
  • US2377267A - Metal salts of acylated hydroxy-aromatic carboxylic acid conden-sation products : en
  • GB569643A - Improvements in or relating to clutch control operating mechanism : en
  • SU64818A1 - Aircraft propeller : en ru
  • SU64786A1 - Seal for annular slots concentric in shaft in engines or pumps having annular cylinders with rotating or oscillating pistons : en ru
  • FR899435A - Crossing device for punched card accounting machines : en fr
  • GB569605A - Plate-lifting grab : en
  • AU1138843A - Improvements in or relating to bags for use on cycles, motorcycles and similar vehicles : en
  • CA427860A - Sheet handling apparatus : en fr
  • CH237833A - Cleaning device for tobacco pipes. : de en
  • US2376879A - Rewinding machine : en
  • US2377221A - Styrene separation : en
  • USD141380S - Design for a billfold : en
  • CA427733A - Bogie wheel : en fr
  • ES8436Y - Security lock for interior and exterior doors. : en es
  • FR899369A - Installation for the continuous direct extraction of zinc and other easily volatilizable metals, in particular from poor ores which contain them : en fr
  • US2377144A - Sole for footwear : en
  • US2377095A - Polymerization of phthalate derivatives : en
  • SU64783A1 - Clamp for turning-cutting cutter for combining the cutter during the return stroke with the screw thread cut during the forward stroke : en ru
  • US2377108A - Deburring machine : en
  • AU2064745A - Improvements in or relating to winches and transmissions therefor : en
  • US2376971A - Sonant respiration indicator : en
  • US2377214A - Polyvinyl acetal plastic composition : en
  • CH237921A - Ski pole. : de en
  • FR899302A - Precision machine comprising in particular a writing mechanism : en fr
  • US2377147A - beta.beta'-iminodipropionimide : en
  • CH237852A - Cooling system. : de en
  • SU64827A1 - Cushioning suspension for mine hoist ropes : en ru
  • SU64780A1 - Machine for turning rolls of hay : en ru
  • US2377098A - Double-acting glass cutter : en
  • USD141376S - Design for a dresser or similar article : en
  • US2376885A - Water treating composition and method of producing same : en
  • GB569613A - Improvements in sine plates, adjustable angle plates and the like : en
  • CA427850A - Pressure vessel seal : en fr
  • SU64812A1 - Method and device for processing tea leaf : en ru
  • USD141399S - Design for a can opener : en
  • GB569510A - Improvements in or relating to piezoelectric transducers : en
  • CA427764A - Fluid pressure device : en fr
  • CA427774A - Hydraulic valve : en fr
  • US2377253A - Chain attachment : en
  • AU1970245A - Refrigerated evaporator shelf : en
  • ES169673A1 - AN ELECTRIC VIBRATING DEVICE FOR THE PRODUCTION OF SOUND WAVES : en es
  • GB569505A - Improvements in and relating to vacuum work-holders : en
  • GB569645A - A new or improved apparatus for making hyperboloidal worm gearing : en
  • ES169747A1 - IMPROVEMENTS INTRODUCED IN ARTIFICIAL HORIZONS, GIROSCOPIC OR VERTICAL TURN : en es
  • US2376942A - Resilient suspension for traction wheels of vehicles : en
  • US2376945A - Piston cleaning apparatus : en
  • AU1086843A - Facsimile apparatus : en
  • CA427901A - Material blending method : en fr
  • USD141364S - Design fob a vanity case or similar article : en
  • GB569595A - Improvements in or relating to chocks such as are used in mining : en
  • CH237911A - Variable pitch propellers, in particular for ship propulsion. : de en
  • CH237923A - Remote timer with drive motor. : de en
  • AU134462B2 - Improvements in or relating tothe heating of dielectric material : en
  • ES11476U - Beach umbrella and field (Machine-translation by Google Translate, not legally binding) : en es
  • CA427852A - Wire brush making machine : en fr
  • ES169779A3 - IMPROVEMENTS IN THE CONSTRUCTION OF CONTINUOUS DISTILLATION PORTRAITS : en es
  • US2376967A - Coded track circuits : en
  • CH237774A - Sole for a shoe and method of manufacturing this sole. : en fr
  • CH237865A - Polarized relay. : de en
  • CA427748A - Door catch : en fr
  • CH237746A - Machine for leveling the ground. : en fr
  • CA427737A - Internal combustion engine : en fr
  • CA427781A - Can bodymaker : en fr
  • US2376901A - Timing control : en
  • US2376928A - Glass forming machine : en
  • ES169668A1 - A MECHANISM OF ELECTRICAL ACTION TO DETERMINE THE DISCHARGE OF WATER TANKS IN THE TOILETS : en es
  • US2377026A - Method of dehydrating alcohols : en
  • US2377020A - Gauge : en
  • GB569562A - Improvements in or relating to detectors or frequency changers for radio frequency oscillations : en
  • ES169819A1 - IMPROVEMENTS INTRODUCED IN ALLOY MANUFACTURE : en es
  • FR899442A - Manufacturing process of a series of boxes used in electrical devices : en fr
  • GB569559A - Improvements relating to sinks and washbasins : en
  • CH237740A - Fly trap. : en fr
  • FR899453A - Cut-off machine assembled for high voltage : en fr
  • CA427842A - Generator regulator : en fr
  • ES167336A1 - AN ELECTRICALLY POWERED THERMOMETER : en es
  • ES169388A1 - A MACHINE TO MOUNT THE SHOES : en es
  • FR899496A - Electrolytic cell, in particular for the production of alkaline hypochlorites : en fr
  • ES169752A1 - A PROCEDURE FOR THE MANUFACTURE OF SOLID FUELS BASED ON MINERAL AND VEGETABLE CARBONS : en es
  • FR52774E - Process for preparing polyamides : en fr
  • FR52791E - Furnace for heat treatments such as roasting, roasting, cooking, calcination or carbonization : en fr
  • FR899344A - Cufflink system : en fr
  • FR899424A - Improvements made to vehicles for the transport of household or other waste : en fr
  • ES169790A3 - UNIVERSAL PNEUMOTHORAX APPLIANCE : en es
  • USD141372S - Design for a furnace grate : en
  • USD141434S - Design fob a billfold or similar article : en
  • FR899308A - Method of obtaining an ultra-microscopic image of electrically conductive surfaces of large objects : en fr
  • GB569576A - Improvements in radio-receivers : en
  • ES10726Y - Moderate effort mechanical wrench for ordinary uses that do not require great efforts. : en es
  • US2376912A - Filter bed expansion control : en
  • ES8350Y - Speed reducer for machines with belt tensioner and individual motor. : en es
  • ES8446Y - Reinforced box for films. : en es
  • ES169068A1 - A MACHINERY FOR FILLING OR MELTING BEARINGS OR PARTS ANYWHERE, BY CENTRIFUGATION : en es
  • FR899321A - Reduced self-induction electric capacitor, in particular feed-through capacitor : en fr
  • ES169706A1 - AN INDUSTRIAL PROCEDURE FOR THE DISTILLATION, RECTIFICATION AND FRACTIONATION OF ORGANIC LIQUIDS : en es
  • ES8318Y - Quick-acting tap or tap for liquids. : en es
  • FR899355A - Improvements to glass containers for preserves : en fr
  • US2376948A - Pegless line for suspending clothes and fabrics for drying or display : en
  • CH237858A - Device for switching capacitive circuits. : de en
  • USD141389S - Portable barbecue or similar article : en
  • CA427876A - Telephone hand set moulding means : en fr
  • FR899469A - Process for preserving perfumes and resulting essences and preparations : en fr
  • CH237766A - Drafting system for textile fibers. : de en
  • CH237857A - Procedure for connecting terminal studs to cables. : de en
  • CH237879A - Process for the preparation of -dimethyl-ss-cyclohexylethylamine. : en fr
  • FR899441A - Patient's bed or chair, equipped with a heater : en fr
  • CH237837A - Connection for pipes. : de en
  • US2377029A - Stabilization of fat products : en
  • GB569503A - Improvements in or relating to the construction of buildings : en
  • US2377293A - Article attaching machine : en
  • US2376870A - Azeotropic distillation of hydro-carbon oils : en
  • FR899485A - Arrangement in mechanisms supported by a driven shaft : en fr
  • FR899354A - Device for characterizing photographic negatives or positives : en fr
  • GB569515A - Improvements in disengageable couplings for conveying rotary motion : en
  • US2376958A - Fishing float : en
  • US2377184A - Automatic grab bucket : en
  • US2377018A - Method of and apparatus for uniting plastic material : en
  • GB569566A - Improved lubricating oils : en
  • FR899443A - Advanced battery lug : en fr
  • ES169834A1 - A PERFECTION IN THE VALVE RETURN MECHANISMS : en es
  • FR52799E - Process for improving the continuous rolling of polyisolefins : en fr
  • GB569593A - A new or improved portable shelter for protecting vehicles or other articles from weather : en
  • US2377164A - Electrical assembly : en
  • ES11129Y - Device for activating the cable brakes of bicycles by means of pedals. : en es
  • ES9975Y - Economical kitchen perfected. : en es
  • FR899464A - Rotary valve : en fr
  • USD141422S - Design for a match box holder : en
  • US2377135A - Extraction method : en
  • USD141394S - Design for a suit : en
  • CH237788A - Mixture containing at least one polyvinyl butyral, usable in the industry of varnishes, coatings, glues, films, plastic masses, etc. : en fr
  • CH237897A - Tea portion pack. : de en
  • FR899379A - Receiver device equipped with an amplitude limiting stage : en fr
  • US2376861A - Flat conductor connection : en
  • US2377178A - Car truck : en
  • US2377283A - Power supply for electron microscopes : en
  • US2376954A - Carriage shift mechanism : en
  • US2376895A - Lead pigments and methods of making same : en
  • US2377210A - Furnace construction : en
  • CH237762A - Armchair-cloakroom. : en fr
  • CA427794A - Traffic control signal : en fr
  • CA427738A - Plier wrench : en fr
  • SU64794A1 - Mirror or mirror-lens optical system : en ru
  • CH237780A - Process for the preparation of a derivative of 4,4'-diaminodiphenyl sulfone. : de en
  • CA427833A - Rubber manufacture : en fr
  • CA427912A - Hammer attachment : en fr
  • CH237887A - Telecommunications installation. : en fr
  • CH237787A - Process for the production of an insulating material containing a base material with a wax character. : de en
  • SU64824A1 - Method for preventing turbine salt drift : en ru
  • AU1127943A - Improvements relating to heaters for aircraft : en
  • ES169696A1 - AN APPARATUS FOR ESTABLISHING WARNING SYSTEMS OF OVERHEATING IN ELEMENTS AND ORGANS OF MACHINES : en es
  • FR52765E - Device for converting cycles and similar vehicles into tricycles : en fr
  • ES9176Y - Fully flexible tire that works by pneumatic pressure and tension. : en es
  • CH237773A - Hangers. : de en
  • GB569532A - Seats : en
  • USD141421S - Design fob a floor lamp : en
  • CH237755A - Process for silver-plating ceramic objects and glassware. : de en
  • CH237875A - Electric glow discharge furnace. : de en
  • FR899334A - Process for obtaining 4, 4'-substituted benzo-phenones : en fr
  • ES169828A1 - A CLEANING MACHINE OF TUBERS AND OTHER AGRICULTURAL FRUITS : en es
  • GB569542A - Improvements in or relating to steering indicator devices for vehicles : en
  • DK63525C - Procedure for Reducing the Water Content of Fine-grained Soils. : da en
  • US2376915A - Apparatus for the longitudinal creping of webs of paper or other sheet material : en
  • FR899392A - Bottle filling device : en fr
  • FR899419A - Method for increasing the elasticity of rubber compounds : en fr
  • ES169194A3 - A PRINTING PROCEDURE BY IMBIBITION : en es
  • FR899476A - Swivel and height-adjustable seat : en fr
  • GB569597A - Improvements in a method of manufacture of a maltose product from potatoes : en
  • US2377014A - Brake adjusting mechanism : en
  • GB569632A - Improvements in means for driving conveyor worms : en
  • CA427815A - Fabric for airplanes : en fr
  • FR899494A - Operating device for actuating couplings or speed changes, in particular for machine tools : en fr
  • GB569642A - Improvements relating to lifting attachments for packing cases, containers and otherbodies : en
  • US2377205A - Cryptographic equipment : en
  • ES8354Y - Articulated booklet door-shutter. : en es
  • FR899430A - Cylinder for air-cooled internal combustion engines : en fr
  • SU64793A1 - Eye tonometer : en ru
  • USD141415S - Design for a can : en
  • SU64758A1 - Method for separating alkylnaphthalenesulfonic acid from sulfomass : en ru
  • FR899426A - Process for removing particles suspended in gases, in particular in air intended to be breathed : en fr
  • DK63532C - Method for Manufacturing an Electrical Capacitor with Thin Foils as a Dielectric. : da en
  • GB569636A - Improvements in or relating to building construction : en
  • CA427827A - Crankcase ventilating system : en fr
  • CH237859A - Compressed air switch system with compressed air tank and transducer. : de en
  • GB569633A - Improvements in or relating to heat insulation : en
  • ES169788A2 - A PROCEDURE FOR THE CONSTRUCTION OF FLOORS WITH SPECIAL HOLES THAT REDUCE THE WEIGHT OF THE WORK OFFERING THE MAXIMUM RESISTANCE : en es
  • FR899368A - Magnetic sound recording process : en fr
  • ES11507U - Bell applicable to bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • US2376979A - Power earth mover : en
  • ES169768A1 - A COMPLETE MACHINERY SET FOR THE CONTINUOUS MANUFACTURE OF PAPER OR FABRIC OF ESMERIL, SAND, GLASS, CARBORUNDUM AND OTHER ABRASIVES : en es
  • FR899425A - Brick lining for conical hearths, in particular for gasifier fires for vehicles : en fr
  • US2377068A - Two-stroke cycle engine : en
  • US2377260A - Brush operating mechanism : en
  • FR899487A - Method of transmitting liquid binders to a mass of wood particles and the like, for the manufacture of panels or other compression molded articles : en fr
  • ES169719A3 - A DEVICE FOR VULCANIZING PATCHES ON THE TIRE CHAMBERS : en es
  • FR899440A - Bars for disintegrators, particularly for gas scrubber disintegrators : en fr
  • ES10998Y - Family trouser press : en es
  • ES169799A1 - PROCEDURE FOR OBTAINING DERIVATIVES OF ASYMMETRIC DIARILTRICLORETHANE : en es
  • ES169751A1 - A DEVICE TO AVOID THE FLOODING OF BOILERS IN COFFEE MACHINES ENSURING AN UNINTERRUPTED OPERATION OF THESE : en es
  • SU64768A1 - A device for the automatic gradual convergence of the rolls of rolling mills in the manufacture of profiles of variable cross section : en ru
  • FR52787E - Process for preparing compounds of the species of polyamides : en fr
  • FR899389A - Combination of a one-piece insulating material lamp holder and a member assembled to this holder : en fr
  • ES169756A1 - A MAGNESIUM BURNER APPARATUS, WITH IGNITION PRODUCED BY PIROFORIC METAL SPARK, FOR PHOTOGRAPHY : en es
  • ES169807A1 - NEW ELECTROACOUSTIC RECEIVER DEVICE FOR PIANOS : en es
  • US2377223A - Center filling fork loom attachment : en
  • ES169665A3 - A PROCEDURE FOR OBTAINING SYNTHETIC RUBBER FROM THE GROUP OF POLYMERS OF HALOGEN-BUTADIENO 1,3 : en es
  • US2377021A - Viewer with magazine feed for color transparencies and the like : en
  • ES169690A1 - A DEVICE FOR THE CONTINUOUS MANUFACTURE OF SEMI-PRODUCTS AND LAMINATED PRODUCTS FINISHED FROM A FUSION MASS : en es
  • ES169831A1 - A change of direction, applicable to different types of machines and vehicles : en es
  • GB569537A - Improvements relating to pre-stressed concrete : en
  • FR52771E - : fr
  • FR899305A - Process for manufacturing hollow bodies by stamping plates and sheets of thermoplastic synthetic materials : en fr
  • FR899326A - Wall composed of intermediate posts or corner posts and hollow clay slabs : en fr
  • GB569608A - Improvements in keying arrangements for signalling systems : en
  • GB569622A - Improvements in or relating to power transmission belting : en
  • CA427884A - Hydrocarbon conversion process : en fr
  • ES11320U - Apparatus producing aerosols. (Machine-translation by Google Translate, not legally binding) : en es
  • FR899480A - Device suitable for talking machines with automatic disc change : en fr
  • ES169620A1 - AN ELECTRIC WELDER WITH PROPULSION POINT : en es
  • FR899422A - Transverse bearing for turbine or pump shafts : en fr
  • AU965643A - Drilling machine : en
  • GB569519A - An improved means for retaining piston rings in a compressed condition when assembled on a piston : en
  • US2376964A - Processes for the production of vinyl esters of organic acids : en
  • US2376918A - Hydraulic switch device : en
  • US2376950A - Beet harvester : en
  • US2377019A - Article for neckwear : en
  • GB569586A - Endless track construction : en
  • CA427871A - Sulphur polymer plastic composition : en fr
  • US2377272A - Honing machine : en
  • US2377128A - Preforming die : en
  • SU64755A1 - Method for preparing complex salt solution for tanning : en ru
  • US2377266A - Production of synthetic : en
  • US2377277A - Brake : en
  • CH237757A - Process for the carbonization of woody plants and apparatus for its implementation. : en fr
  • CH237824A - Arrangement for supporting in the axial direction from a horizontal or inclined, rotating drum. : de en
  • US2376957A - Tool for aligning plates : en
  • US2377022A - Rubber boot : en
  • US2377194A - Illuminated signal device for lifesaving equipment : en
  • CH237814A - Electrical installation for time indication. : en fr
  • CA427889A - Motor fuel manufacture : en fr
  • ES11497U - New type case for jewelry and costume jewelery. (Machine-translation by Google Translate, not legally binding) : en es
  • GB569516A - Improvements in electric baling presses : en
  • FR899387A - tubular scaffolding : en fr
  • ES8469Y - Tailor's soap sharpener. : en es
  • CA427898A - Rubber manufacture : en fr
  • US2377242A - Apparatus for analyzing wave bands : en
  • USD141373S - Design for a tot gun : en
  • CA427886A - Gasoline hydrocarbon manufacture : en fr
  • AU1001743A - Improvements in and relating tothe construction of cavity walls employing reinforced concrete slabs : en
  • CH237861A - Electric coal control resistor. : de en
  • AU1157243A - Improvements inthe formation of rubber threads on vehicle tyres : en
  • CH237817A - Nickel alloy and electrolytic process for its manufacture. : en fr
  • ES8405Y - Bunsen style special valve. : en es
  • FR899388A - Combination of a lamp holder and a hanging tube : en fr
  • USD141409S - Solderless electrical connector : en
  • US2377286A - Motor control system : en
  • CH237839A - Fluid flow control device. : en fr
  • CA427828A - Hydraulic tube coupling : en fr
  • CA427900A - Feed composition for animals : en fr
  • US2376893A - Circumciser : en
  • CA427742A - Clothes pin : en fr
  • CH237922A - Device for sealing the shafts of turbo machines of thermal power plants, in which a gaseous working medium continuously describes a closed circuit under excess pressure. : de en
  • CH237873A - Ignition and exciter arrangement for mercury vapor single anode rectifiers. : de en
  • US2377295A - Combined paper feeding and gumming machine for labels and the like : en
  • CH237893A - Method and device for reproducing a television picture with a cathode ray tube and a separate light source. : de en
  • SU64762A1 - Machine for cutting internal cylindrical and tapered threads : en ru
  • FR899362A - Device comprising an elastically mounted member, driven by means of an excitation coil : en fr
  • CA427809A - Pigment incorporating process for molten compositions : en fr
  • ES8314Y - Own special album to obtain changeable scenes on permanent background. : en es
  • CA427807A - Ore beneficiation : en fr
  • US2377190A - Rotor brake : en
  • US2377258A - Lifting tool for elevator chains : en
  • US2376871A - Respirator mask : en
  • USD141393S - Design fob a suit : en
  • SU64834A1 - Device for eliminating interference with radio telephone reception : en ru
  • US2377107A - Chemical process : en
  • USD141395S - Design fob a suit : en
  • ES10937Y - Detachable cane for use of supports. : en es
  • ES166795A1 - A SYSTEM OF PARALLEL POWER SUPPLY OF DIFFERENT GROUPS OF BAND FILTERS : en es
  • CH237741A - Closing element for dehumidification pipes, air ducts and the like laid in masonry. : de en
  • US2377256A - Governor for internal-combustion engines : en
  • USD141352S - Design fob a bottle cap remover : en
  • ES169708A1 - IMPROVEMENTS IN SWITCHING SYSTEMS : en es
  • CH237765A - Spinning machine. : de en
  • ES8100Y - Glass or crystal container with protective arrangement that allows partial renovation. : en es
  • FR899386A - Method and device for ensuring the relative position of two machine elements : en fr
  • CA427904A - Metal deposition apparatus : en fr
  • SU64787A1 - Sludge removal device from steam boilers : en ru
  • CH237807A - Maximum pointer with signal contact device on a measuring instrument that controls the mean value of a variable in time periods. : de en
  • ES6261Y - Perpetual calendar. : en es
  • US2377054A - Anchor : en
  • US2377078A - Hydrocarbon conversion : en
  • CA427736A - Machine counterbalance : en fr
  • GB569556A - Improvements in means for controlling the draught in steam generator furnaces of motor road vehicles : en
  • CA427822A - Diesel engine testing apparatus : en fr
  • AU119973B2 - Improvements relating to electric accumulators : en
  • ES169716A1 - COMPLEMENTS AND IMPROVEMENTS TO THE MAIN PATENT NUMBER 168842 : en es
  • US2376947A - Last lathe : en
  • US2377071A - Reduction of nitro compounds to amines by means of aliphatic hydrocarbons : en
  • US2377209A - Shaker grate construction : en
  • US2377080A - Wall structure for tanks : en
  • SU64769A1 - Device for heating a metal product : en ru
  • US2376890A - Cellulose ester manufacture : en
  • US2377133A - Automatic service equipment : en
  • US2377010A - Hose coupling : en
  • CH237799A - Eraser. : de en
  • US2376863A - Electric protective device : en
  • US2377233A - Preparation of monoethyl aniline : en
  • ES8376Y - Model to illustrate recreational books. : en es
  • FR52792E - Adjustable ski jaw : en fr
  • USD141386S - Design for a table : en
  • CH237830A - Tool box with support frame. : de en
  • FR52795E - Process for carrying out catalytic reactions in the vapor phase : en fr
  • ES169559A1 - AN AUTOMATIC PROJECTOR OF FIXED VIEWS, MOUNTED IN ENDLESS TAPES : en es
  • ES169674A3 - A LUBRICATION SYSTEM FOR CINEMA FILMS : en es
  • CH237885A - Multi-carrier frequency transmission system with permanently installed telecommunication cable with pupinized twisted cables and with intermediate amplifiers switched on at intervals. : de en
  • ES169804A1 - A PROCEDURE TO ADHER TISSUES : en es
  • US2376968A - Two-cycle gas engine : en
  • US2376993A - Photographic camera : en
  • CA427872A - Television amplifying apparatus : en fr
  • GB569507A - Thermostat : en
  • US2376910A - Fastening-inserting machine : en
  • US2376925A - Automatic overload and power releasing device : en
  • US2377165A - Rotary web printing press : en
  • US2377299A - Rotary pump : en
  • US2377083A - Catalytic dehydrogenation : en
  • CH237819A - Apparatus for forming folds in rods used for making wire mesh with a flat surface. : en fr
  • CA427826A - Pressure vessel welded closure head : en fr
  • US2377170A - Fluid power mechanism : en
  • AU1113143A - Improved method of and apparatus for concentrating or separating materials : en
  • US2377195A - Tractor lug : en
  • US2376919A - Asbestos board : en
  • US2376986A - Conversion of ethylene to butadiene : en
  • CA427797A - Thread gauge : en fr
  • CA427830A - Long draft spinning apron : en fr
  • ES169653A1 - A CONTINUOUS EXTRACTOR APPARATUS IN A COUNTERCURRENT REGIME, FOR THE EXTRACTION OF DISSOLVED SUBSTANCES BY MEANS OF LIQUIDS NOT MISSILE WITH THE SOLVENT OF THE SUBSTANCE THAT IS ABOUT TO EXTRACT : en es
  • GB569495A - Improvements in photographic materials for colour photography : en
  • US2377157A - Utility hammer : en
  • US2377175A - Display apparatus : en
  • CA427814A - Metal cleaning process : en fr
  • CH237793A - Holding device for loose sheets of carbonless books. : de en
  • SU64792A1 - Icebreaking vessel : en ru
  • AU1870545A - Improvements relating to alternating electric current rectifiers ofthe selenium type : en
  • CH237827A - Shaving head for dry razors. : de en
  • US2376859A - Reverse cycle heating and cooling system : en
  • US2377023A - Shipping structure : en
  • SU64692A1 - Instrument for measuring the inclination of the visible sea horizon : en ru
  • SU64774A1 - Ball bearing cage : en ru
  • US2377036A - Antitampering attachment for valves : en
  • US2377114A - Stake bolt : en
  • DK63551C - Muzzle Brake for Firearms. : da en
  • ES10939Y - Shaft and tip for different types of plows. : en es
  • ES8331Y - Washer. : en es
  • ES169042A1 - A HORIZONTAL RECTIFIER MACHINE WITH A SPECIAL APPLICATION FOR SHARPENING GUILLOTINE BLADES : en es
  • CH237744A - Process for filling hydrocarbon binders. : en fr
  • ES11554U - Object of adornment and beauty for the ladies called "pendant toilet" (Machine-translation by Google Translate, not legally binding) : en es
  • AU1099543A - Improvements in or relating to metal electric rectifiers : en
  • FR899325A - Build plate : en fr
  • GB569550A - Improvements in or relating to lock-nuts : en
  • FR899332A - Process for treating sulphonate solutions : en fr
  • GB569649A - Improvements in engine starter gearing : en
  • ES11487U - Device adaptable to all kinds of toothbrushes, intended for cleaning and hygiene of the tongue. (Machine-translation by Google Translate, not legally binding) : en es
  • FR899457A - Working method of accumulation image analyzer tubes : en fr
  • US2377127A - Power lift for farm tractors : en
  • ES8358Y - Thermostatic container with double bottom. : en es
  • ES11491U - New automatic closing system applicable to boxes, containers and containers in general (Machine-translation by Google Translate, not legally binding) : en es
  • ES8365Y - Hermetically sealed capsule for packaging. : en es
  • GB569575A - Improvement in manufacture of self-locking nuts : en
  • ES169725A1 - IMPROVEMENTS INTRODUCED IN CLOSURE SYSTEMS FOR CONTAINERS : en es
  • ES169839A3 - IMPROVEMENTS IN THE PROPULSION OF ELECTRIC VEHICLES : en es
  • FR52785E - Desk lamp with mirror surrounding the lamp and exterior reflector : en fr
  • USD141357S - Design fob a wrench : en
  • ES8321Y - Electric and automatic switch for cars and trucks. : en es
  • FR52778E - Manufacturing process for stamping sheets in refinable aluminum alloys : en fr
  • GB569607A - Improvements relating to gas or vapour absorption apparatus : en
  • FR899310A - Paper, cardboard and the like, impermeable to air and water vapor and resistant to the action of water, and method of making such products : en fr
  • FR899348A - Dryer-conditioner for the treatment of oil seeds, legumes, cereals, granular products : en fr
  • FR899340A - Locking device for threaded bolts and the like : en fr
  • GB569606A - Apparatus for concentrating sulphuric acid and other liquids : en
  • US2376953A - Log carrier : en
  • ES8433Y - Automatic mechanism for all kinds of dice-based parlor games. : en es
  • GB569618A - Improvements relating to welded steel structures : en
  • GB569631A - Method of electric heating for permanently waving hair, and apparatus therefor : en
  • FR899428A - Piezoelectric device : en fr
  • FR899452A - Synchronous switches : en fr
  • FR899367A - Receiving device usable in AC telegraphy installations : en fr
  • CH237888A - Electrical telecommunications exchange system with at least one group of electrical connection devices. : de en
  • ES169722A1 - A PROCEDURE IN THE MANUFACTURE OF GLASS : en es
  • CH237914A - Air conditioning system with cold generating device for ventilating rooms intended for people to stay in rocks, shafts, shelters and the like. : de en
  • FR52798E - Device for starting and changing gears in motor vehicles comprising a gearbox, a friction clutch and auxiliary devices : en fr
  • ES11506U - Instructional game. (Machine-translation by Google Translate, not legally binding) : en es
  • US2377103A - Method of fabricating containers : en
  • AU119960B2 - Improvements in thermocouples : en
  • CH237800A - Material for teaching drawing. : en fr
  • CH237813A - Display device for the phases of human rhythms on a timepiece. : de en
  • GB569600A - Improvements in or relating to control means for electrical circuits : en
  • US2377110A - Printing roll inking device : en
  • US2377245A - Process for producing acetylene : en
  • CA427895A - Thermal relay : en fr
  • CH237899A - Road vehicle with expandable usable space. : de en
  • SU64820A1 - Automatic membrane regulator of the composition of the air-fuel mixture for aircraft internal combustion engines with direct fuel injection into the suction line : en ru
  • US2376917A - Fluid proportioning apparatus : en
  • US2376970A - Garden implement : en
  • CA427855A - B-alamine preparation : en fr
  • ES169778A1 - AN APPARATUS TO GASIFY ALCOHOL AND BURN IT WITH BRIGHT LIGHT : en es
  • ES8391Y - Stove for volatile fuels. : en es
  • FR52776E - Process for the extraction of fats and for obtaining substances from the cells of fattened microorganisms : en fr
  • USD141371S - Design fob a wall switch plate : en
  • CH237801A - Ski. : en fr
  • ES11018Y - A napkin case for paper napkins : en es
  • FR899323A - On-load switch for regulating transformers or similar devices : en fr
  • FR899479A - Automatic disc change device for talking machines : en fr
  • DK63544C - Process for the Production of High Polymer Cellulose. : da en
  • FR899364A - Control device for hydraulic drives, in particular for servo motors for actuating the coupling in machine tool gearboxes : en fr
  • GB569531A - New or improved apparatus for recovering oil from swarf : en
  • FR899414A - Insole in flexible material : en fr
  • FR899481A - Speed regulator, especially for talking machines : en fr
  • GB569496A - Improvements in apparatus adapted for the solvent extraction of oils, fats and resins from divided solid matter containing the same : en
  • US2377241A - Gear lapping machine : en
  • SU64781A1 - Elastic X-ray cassette for tubular products : en ru
  • FR899382A - capacitive coupling element for ultra-short wave circuits : en fr
  • ES169813A1 - AN APPARATUS FOR DESCRUDING, DYING OR BLANKING TEXTILE MATERIALS IN BRANCH, THREAD OR TISSUE : en es
  • GB569518A - Improvements in or relating to laminated veneer or plywood : en
  • GB569629A - Improvements relating to endless belt conveyors : en
  • US2377244A - Electromagnet and relay : en
  • US2377265A - Sealed-in regulator : en
  • ES169680A1 - A PROCEDURE FOR THE MANUFACTURE OF A SUTURE THREAD FOR SUTURES IN BONE : en es
  • ES8364Y - Elastic cord without rubber for elastic straps, suspenders and similar objects. : en es
  • CA427778A - Canning method : en fr
  • US2377174A - Land mine : en
  • US2376996A - Electrical cutout : en
  • US2377249A - Pulling tool : en
  • SU64809A1 - Photoelectric transmitter : en ru
  • US2377042A - Decorative article and method of making same : en
  • US2376983A - Fabrics and like materials : en
  • CH237828A - Pliers. : de en
  • FR899319A - Anti-theft device for bicycle pumps : en fr
  • US2377112A - Material handling apparatus : en
  • FR899447A - Radiogonometric antenna without night effect : en fr
  • CA427846A - Alloy : en fr
  • USD141426S - Amphibian airplane : en
  • GB569574A - Improvements in the manufacture of discs used more especially as parts of disc wheels : en
  • GR10362B - METHOD OF MECHANICAL MANUFACTURE OF PERMANENT WHITE BAR (BLANC-FIXE) AFTER MODERN IMPROVEMENT OF THE PROPERTIES OF MASHED VAROTIN. : el en
  • FR899417A - Process for the production of lump coke from non-sticky coals : en fr
  • FR52754E - Disintegrator : en fr
  • FR899307A - Disinfection and cleaning agent and its method of application : en fr
  • FR899403A - Automotive service station : en fr
  • US2377162A - Portable telephone : en
  • US2376881A - Hose nozzle : en
  • US2376965A - Frictional hinge for windows or the like pivotable in horizontal or vertical direction : en
  • BE458485A - : en fr
  • CA427740A - Organic compound manufacture : en fr
  • CA427906A - Vehicle for children : en fr
  • US2377012A - Underground tunnel construction : en
  • FR899401A - Mounting and fixing device for wheels of bicycles and the like : en fr
  • FR899446A - Apparatus designed to perform longitudinal pulls on the lower limb : en fr
  • ES11545U - Carbon paper for typewriter (Machine-translation by Google Translate, not legally binding) : en es
  • US2377094A - Heat transfer device : en
  • CH237847A - A method of producing motive power by an internal combustion engine and apparatus for carrying out this method. : en fr
  • USD141406S - Design for a coat : en
  • ES169736A1 - AN APPARATUS TO STOP THREADS OF TEXTILE MATERIALS : en es
  • FR899460A - Method and device for controlling the functional characteristics of electrical machines and apparatus using time-delayed overload relays : en fr
  • GB569611A - Improvements in or relating to remote control systems : en
  • DK63526C - Traction device for coupled Vehicles. : da en
  • US2377198A - Child's folding vehicle : en
  • US2377072A - Lathe driver device : en
  • CH237902A - Gripper drive for motor vehicles. : de en
  • DK63529C - Device for electrical tuning circuits in radio receivers and radio transmitters with several frequency ranges. : da en
  • CH237835A - Tubular body, in particular a bearing bush, made of spirally wound laminated wood. : de en
  • SU64784A1 - The method of operation of the internal combustion engine : en ru
  • US2377297A - Preparation of fluorinated olefins : en
  • USD141383S - Design fob a brooch ob similar abticle : en
  • USD141367S - Brooch fin or similar article : en
  • US2377004A - Garment : en
  • AU1005243A - Improvements relating tothe production of anion-exchange or acid-removing resins : en
  • US2377200A - Diesel engine : en
  • ES169057A1 - A PROCEDURE FOR OBTAINING A NEW TYPE CONCRETE : en es
  • ES8320Y - Folding hammock. : en es
  • CH237883A - Bactericidal disinfectant device for telephone microphone. : en it
  • FR899458A - Glass foot for discharge tubes : en fr
  • GB569509A - Apparatus for cleaning oil coolers or the like : en
  • GB569640A - Improvements in or relating to vulcanising machines for repairing rubber tyres and inner tubes, and other rubber or rubberised articles : en
  • CH237892A - Tuning device on cavity resonators. : de en
  • FR899477A - Processes and apparatus ensuring continuous dehydration and agglomeration of green peat : en fr
  • ES8400Y - Wooden box or case for various uses and with special characteristics. : en es
  • ES8361Y - An automatic closure applicable to all kinds of bags, sacks, purses, wallets, purse-wallets and cigarette cases : en es
  • AU120067B2 - Improvements in burr and seed collecting apparatus : en
  • CA427890A - Clay processing : en fr
  • CH237867A - Corpuscular beam apparatus. : de en
  • US2376998A - Lime flux and method of manufacture : en
  • CA427766A - Fastener for insulators : en fr
  • CA427765A - Pressure supporting mechanism : en fr
  • GB569579A - Improvements in turbines : en
  • ES8325Y - Mechanical toy with its drive devices. : en es
  • CH237844A - Self-priming pump. : de en
  • US2376922A - Method of and apparatus for making pile fabrics : en
  • US2377282A - Manufacture of sulphite pulp : en
  • US2377074A - Process for the manufacture of aryl alkenes : en
  • AU119968B2 - Improvements inspiral plate heat exchangers : en
  • FR899381A - Device for generating carrier frequencies in multi-channel installations : en fr
  • FR899317A - Pump for the treatment of trees and plants : en fr
  • GB569558A - Improvements in and relating to firing and safety devices for self-loading firearms : en
  • FR899498A - Refinements to incandescent strip-shaped cathodes : en fr
  • GR10368B - HOW TO BUILD SMALL BUILDINGS. : el en
  • ES8464Y - Utensil for facial massage. : en es
  • AU119967B2 - Improvements in and relating tothe construction of cavity walls employing reinforced concrete slabs : en
  • ES8338Y - Device for metal supports for foundry. : en es
  • ES169824A1 - AN INSTALLATION SYSTEM FOR THE AUTOMATIC CONTROL OF A VEHICLE MOVED BY AN INTERNAL COMBUSTION ENGINE AND A CHANGE OF SPEED WHICH ATTACK THE DRIVE WHEELS BY MEANS OF A COUPLING : en es
  • FR52788E - Variable gear linkage brake system : en fr
  • FR899398A - Color projection of stereoscopic films, binocular vision creating the impression of relief by means of polarized optical filters : en fr
  • AU120062B2 - Improved paste or putty for metal andor woodwork : en
  • US2376981A - Spark emtensifier : en
  • USD141429S - Design for a lady s belt : en
  • USD141411S - Design foe a hat : en
  • SU64777A1 - Single-outlet steam distribution device for steam engines, direct action : en ru
  • CH237768A - Paper drawing armor mechanics. : en fr
  • US2376972A - Double drum hoist : en
  • US2377204A - Presser foot for ribbon bindings : en
  • CA427910A - Fibrous product manufacture : en fr
  • FR899383A - Elastic suspension for motor vehicles, in particular for insect vehicles : en fr
  • US2377043A - Ladder cart : en
  • US2377217A - Process for sulphuryl chloride production : en
  • US2377291A - Preparation of zein solutions directly from gluten : en
  • LU27694A1 - : en
  • CH237804A - Fluid flow indicator. : en fr
  • US2377093A - Conversion of hydrocarbon oils : en
  • US2377197A - Process for the production of acetone and butyl alcohol by fermentation : en
  • CA427785A - Sulphonate purification : en fr
  • FR899363A - Device for detecting the presence of stagnant combat substances on the ground in the dark : en fr
  • FR899456A - Short-term feedback relaxer : en fr
  • FR899491A - Device for sticking tapes, labels, etc., to boxes, packages, paper tapes, and other applications : en fr
  • GB569539A - Improvements in machines for end facing, flanging and beading tubular articles : en
  • AU119966B2 - Improvements in or relating to bags for use on cycles, motorcycles and similar vehicles : en
  • ES169320A1 - A PERFECTION IN THE CONSTRUCTION OF BULK SCREENS : en es
  • US2377123A - Transfer means for fibrous material : en
  • CH237797A - Adjustment fastening device, especially a tripod head. : de en
  • AU123569B2 - Agents for combating pests and their use : en
  • US2376913A - Refrigerating apparatus : en
  • AU120057B2 - Electrically operated means for automatically winding photographic camera films : en
  • US2377140A - Brake support : en
  • US2377298A - Former device for making paper pulp containers : en
  • CA427896A - Railway switch operating apparatus : en fr
  • US2377064A - Sighting device : en
  • US2377105A - Derivative of alpha, gamme-dihydroxy-beta, beta-dimethyl-butyric acid and process for the manufacture of same : en
  • CA427750A - Wheel structure : en fr
  • CA427760A - Fibrous material disintegrating method and apparatus : en fr
  • CH237791A - A method and apparatus for separating unwanted particles from a liquid suspension. : en fr
  • US2377177A - Reflective vulcanizing chamber : en
  • BE458504A - : en fr
  • AU120061B2 - Improvements in electric condensers : en
  • AU119957B2 - Fuel injection apparatus : en
  • CH237767A - Twisting device for textile fibers. : de en
  • USD141381S - Design fob a billfold : en
  • US2377155A - Flexible conveyer : en
  • BE458465A - Stilts for children : en fr
  • FR899451A - Switch for capacitor banks and the like : en fr
  • CH237782A - Process for the preparation of lubricating oil emulsions. : de en
  • CH237871A - X-ray film cassette. : de en
  • USD141379S - Design fob a stool : en
  • AU927443A - Improvements in and relating to prefabricated building units or panels : en
  • ES169695A1 - A PROCEDURE FOR THE OBTAINING OF MINERAL WOOL : en es
  • US2377066A - Cleansing compositions : en
  • USD141351S - Design for a server top or similar article : en
  • SU64826A1 - Mechanical shovel file : en ru
  • CA427840A - Battery container : en fr
  • SU64765A1 - Method of fastening collapsed horizontal workings : en ru
  • ES169787A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF VOLTAIC ARCHES FOR CINEMATOGRAPHIC PROJECTIONS : en es
  • CH237815A - Tools for screwing or unscrewing waterproof watch cases. : en fr
  • AU806343A - Improvements in or relating to electric remote indication systems : en
  • BE458543A - New textile articles such as horsehair, straws, ribbons, etc. : en fr
  • CH237886A - Method for correcting the frequency error of carrier frequency transmission channels operating with suppressed carriers. : de en
  • CA427767A - Ice formation warning means for aircraft : en fr
  • DK63554C - Rotary oven. : da en
  • CA427798A - Thread gauge : en fr
  • CA427902A - Thick liquid vaporizing and spraying apparatus : en fr
  • SU64790A1 - Device for setting cutters, mainly on lathes : en ru
  • US2377229A - Electrolytic deposition of chromium : en
  • CA427734A - Gold recovery process and device : en fr
  • CA427755A - Wheel structure : en fr
  • CH237901A - Additional, non-dazzling electric curve and fog light on motor vehicles. : de en
  • SU64756A1 - The method of obtaining sulfonamide : en ru
  • ES169830A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NUMBER 135821 : en es
  • ES8463Y - Loose-leaf or card holder. : en es
  • FR52753E - Multiple plug device, especially for high voltage cables of ignition systems : en fr
  • US2376865A - Ethers of endoethylene hydroxycy-clopentanoindane : en
  • US2376959A - Abrading wheel dressing means : en
  • AU1115843A - Improved paste or putty for metal andor woodwork : en
  • CH237840A - Safety device on elevators. : de en
  • FR899320A - Plug for cables or electric wires : en fr
  • US2377002A - Revolving chair : en
  • USD141387S - Design for an earring : en
  • USD141408S - Design fob a coat : en
  • SU64759A1 - Microbiological Air Testing Apparatus : en ru
  • US2376932A - Sign : en
  • US2377257A - Car coupler : en
  • US2377084A - Laminated glass unit : en
  • SU64829A1 - Device for the manufacture of pipes with transverse ribs : en ru
  • US2376864A - Seal : en
  • US2376969A - Blouse structure and the like : en
  • USD141378S - Page helicopter : en
  • FR899486A - Contact switch : en fr
  • USD141400S - Design for a whistle : en
  • FR899433A - Bar, in particular of stainless steel, for constituting the reinforcement of artificial teeth of artificial or similar materials : en fr
  • IS372A7 - Filleting knife. : en is
  • ES8368Y - Elastic cord of limited extension. : en es
  • GB569560A - An improved sine plate : en
  • US2376921A - Toy submachine gun : en
  • US2377087A - Refining process : en
  • AU129321B2 - Improvements in or relating to winches and transmissions therefor : en
  • CA427857A - Asphalt coated sealing tape : en fr
  • CH237758A - Process for charring wood and other organic substances. : de en
  • CA427769A - Electrical outlet : en fr
  • AU120069B2 - Improvements in or relating to electrical fuses : en
  • AU129949B2 - Contact-spring pileups particularly for electromagnetic relays : en
  • CA427892A - Isoparaffin alkylation method and apparatus : en fr
  • FR52794E - Device for controlling direct current motors supplied by rectifiers : en fr
  • CH237735A - Pitchfork. : de en
  • FR52796E - Photographic camera with electric posometer : en fr
  • FR899431A - Combustion air precompression diesel engine for increased power : en fr
  • AU120063B2 - Method and apparatus for grinding molds : en
  • DK63536C - Binder. : da en
  • US2377224A - Seal : en
  • US2377159A - Method of diamond drilling : en
  • USD141375S - Design fob a studio bed ob simdlab article : en
  • CA427802A - Oil burner unit : en fr
  • USD141398S - Design for a bottle case : en
  • US2376916A - Label holder for boxes : en
  • USD141363S - Design fob a dagger or the like : en
  • AU126003B2 - Method of, and means for detecting angle modulated signals : en
  • CH237917A - Process for the preparation of di (acrylic acid) diamido diethyl sulfide. : de en
  • ES169759A1 - A RAPID CONSTRUCTION PROCEDURE THROUGH PREVIOUSLY FORMED ELEMENTS : en es
  • FR52763E - Process for preparing polymerization products : en fr
  • CH237821A - Device for adjusting the position of the tool on a machine tool. : en fr
  • FR899448A - Installation to compensate for variations in transmission line loss : en fr
  • USD141407S - Design for a coat : en
  • US2377006A - Flexible engine mount : en
  • CH237872A - Method for producing a contact consisting of a carrier layer and at least one contact layer and contact produced by the method. : de en
  • CA427756A - Blowpipe tip : en fr
  • SU64816A1 - Device for digging ditches and lifting the developed soil : en ru
  • SU64828A1 - Device for signaling a loose fit of the grip to the frame rail : en ru
  • US2376976A - Backfire torch : en
  • US2377220A - Method for coating pipe : en
  • CH237818A - Process for the production of steel wires or steel strips for magnetic sound recordings. : de en
  • ES8438Y - Drawing board. : en es
  • ES169771A1 - A PERFECT MECHANISM FOR PROJECTING IN A CONTINUOUS, REGULAR AND GRADUABLE MODE, PULVURULENT OR GRANULATED MATERIALS ON A FABRIC OR GLASS TAPE : en es
  • FR52779E - Improved fibrous material and its manufacturing process : en fr
  • US2376907A - Siding material : en
  • US2376966A - Scaffold ledger bracket : en
  • FR899493A - Process for the stabilization and degassing of keratin solutions obtained by treatment of keratinous materials with aqueous solutions of alkali metal sulphides : en fr
  • CA427776A - Hydraulic remote control system : en fr
  • CA427845A - Water processing for steam boilers : en fr
  • SU64801A1 - A method of making albumin soap : en ru
  • CH237737A - Device to facilitate the visit of beehives. : en fr
  • US2376961A - Butadiene production by the pyrolysis of dilsopropyl : en
  • US2377118A - Package : en
  • AU863443A - Improvements in rotary compressors or pumps anda motor operated thereby : en
  • CA427848A - Explosive cartridge : en fr
  • SU64782A1 - Device for automatic cleaning of harrows : en ru
  • CH237748A - Electric liquid heater. : en fr
  • CH237891A - Generator for generating electrical oscillations of variable frequency. : de en
  • ES169800A1 - A PROCEDURE, WITH THE CORRESPONDING DEVICE, FOR THE TREATMENT OF CEREALS : en es
  • AU2103845A - Key controlled telecommunication system : en
  • BE458521A - : en fr
  • CH237763A - Gas and electric heating cookware and methods of making the same. : de en
  • ES8306Y - Application bottle for eye hygiene. : en es
  • SU64831A1 - Scales for measuring the pressure of wheels of rolling stock : en ru
  • DK63545C - Angle-adjustable lens mount. : da en
  • CH237750A - Typewriter heater. : de en
  • GB569596A - Improvements in or relating to the production of floorings or other strong set masses from water-setting cementitious materials : en
  • CH237845A - Machine with impeller working in the air. : de en
  • CH237846A - Process for filling a two-stroke internal combustion engine and engine for implementing this process. : en fr
  • CA427747A - Check valve device : en fr
  • CH237868A - Converter arrangement with false electric valves. : de en
  • US2376896A - Preparation of carbonaceous base exchange material : en
  • CA427777A - Metallic pigment : en fr
  • US2377207A - Hand grenade : en
  • CA427866A - Hydrocarbon processing : en fr
  • CA427806A - Ore flotation method : en fr
  • CA427739A - Window screen : en fr
  • SU64764A1 - The method of obtaining sodium hydroxide from sodium ferrite : en ru
  • DK63534C - Flax Threshing Machine for Removing Seeds from Spinning Flax. : da en
  • FR52759E - Elastic suspension for aircraft landing gear : en fr
  • FR899309A - Artificial tooth : en fr
  • DK63555C - Apparatus for continuous pre- and main liming in the sugar manufacture. : da en
  • CA427880A - Carbureting method and apparatus : en fr
  • CH237876A - Low frequency induction furnace. : de en
  • CH237881A - Process for the preparation of a sulfone. : de en
  • CA427732A - Agricultural implement : en fr
  • CA427801A - Electric capacitor : en fr
  • US2377099A - Demountable cutter unit : en
  • CH237739A - Trap for mice and rats. : de en
  • CA427841A - Zinc recovery from ores : en fr
  • USD141370S - Design for a combined barbecue grhx, griddle, and grate : en
  • SU64832A1 - Light relay : en ru
  • AU129993B2 - Improvements in or relating to air brakes for aircraft : en
  • CA427744A - Combine : en fr
  • CH237756A - Interlocking lock, in particular for internal apartment doors. : en it
  • US2377101A - Rug filler holder : en
  • US2377201A - Logging bunk : en
  • US2376880A - Coin dispensing device : en
  • US2377031A - Stabilization of fat products : en
  • US2376980A - Spray coating machine : en
  • US2377086A - Fastening pin or the like : en
  • US2377126A - Machine for grinding knife blades : en
  • US2377251A - Pump : en
  • USD141369S - Design for a bracelet or similar article : en
  • US2377106A - Lubricant and process for preparing and using same : en
  • CH237889A - Circuit arrangement in telephone systems with main and sub-offices. : de en
  • CH237920A - Hanging file. : de en
  • US2377053A - Apparatus for treating wood and dip treating various articles : en
  • CH237789A - Process for the preparation of stable emulsions of polymerization products. : de en
  • CH237802A - Dividing device on a gear grinding machine. : de en
  • CA427817A - Dihydromuconitrile and product : en fr
  • US2377008A - Animal food and method of preparing the same : en
  • CH237820A - Headstock for machine tools. : de en
  • BE458552A - Advanced burner, with lighting gas and other combustible gases giving an explosive mixture with air : en fr
  • CA427835A - Anti-oxidant : en fr
  • US2377250A - Switch : en
  • US2377079A - Loom shuttle : en
  • US2377141A - Footwear : en
  • US2377263A - Button attaching machine : en
  • ES169724A3 - A PROCEDURE FOR THE MANUFACTURE OF INSECTICIDES AND PARASITICIDES LIQUIDS WITH HIGH CONTENT OF DICHLORODIPHENYLTRICHLOROETHANE IN STABLE SOLUTION : en es
  • ES169664A1 - A NEW PROCEDURE FOR MANUFACTURING SEMI-FLAWS FOR FOOTBED TEMPLATES AND ANALOGUE USES : en es
  • GB569546A - Improvements in screw thread milling machines : en
  • GB569609A - Improvements in and relating to wooden and like soles : en
  • ES169745A1 - A SYSTEM OF ELECTRIC LIGHTING OF TRAINS : en es
  • US2377146A - Lubricating system for cloth shearing machines : en
  • SU64757A1 - The method of obtaining joint polymers of vinyl chloride and vinyl ethers : en ru
  • SU64813A1 - Method of making pasta : en ru
  • ES11472U - A handle with stop for screwdrivers and similar tools (Machine-translation by Google Translate, not legally binding) : en es
  • GB569572A - Improvements in or relating to driving mechanism for doffing combs or carding engines : en
  • FR52752E - New azo dyes : en fr
  • FR899358A - Comb for dry razor : en fr
  • FR899410A - Process for preparing dispersing, emulsifying, sizing, lubricating, sizing, bonding and thickening agents : en fr
  • US2376982A - Range finder for cameras : en
  • CH237878A - Process for the preparation of a solution of a water-soluble potassium salt of a halogenated organometallic chlorophyll derivative. : de en
  • US2376933A - Spark and flame arrestor : en
  • US2377167A - Guanidine pentachlorphenate : en
  • DK63539C - Method and apparatus for erasing a magnetic sound recorder on a record carrier wound on a film coil. : da en
  • ES169777A3 - IMPROVEMENTS IN THE MANUFACTURE OF GALVANIC BATTERY ELEMENTS : en es
  • FR52760E - Self-supporting body for motor vehicles : en fr
  • FR899467A - Pipe coupling device for rigid couplings of vehicles : en fr
  • ES8344Y - Device for metal shelving with a plurality of attachable shelving bodies. : en es
  • FR899406A - Coupling piece for gas protection devices, in particular for connecting a flexible hose with an air cleaning cartridge : en fr
  • FR899324A - Process for the manufacture of coal collectors : en fr
  • SU64800A1 - Mandrel for retaining tubular blanks when turning : en ru
  • CH237848A - Fuel injector. : de en
  • GB569565A - Improved apparatus for mining : en
  • GB569555A - Improvements relating to the production of armour plating : en
  • FR899474A - Device to facilitate solving crossword puzzle problems : en fr
  • ES8363Y - Rubber bit for shaving. : en es
  • ES169701A1 - A CONTROL DEVICE FOR CURRENT PROVISIONING FACILITIES : en es
  • FR899459A - Electrical control installation, certain elements of which are housed inside a special insulating sheath : en fr
  • ES11016Y - Electric lighter. : en es
  • CH237775A - Shoe insole. : de en
  • GB569544A - Improvements in and relating to circuit arrangements including interrupters or vibrators : en
  • GB569638A - Improvements in or relating to portable frames or lights for horticultural and like purposes : en
  • ES163630A1 - IMPROVEMENTS IN RECORDING DIAMONDS FOR OPTICAL SURFACES AND DEVICES INTENDED FOR THEIR APPLICATION : en es
  • GB569641A - Improvements in driving mechanism particularly applicable to the driving of presses : en
  • ES11488U - Corkscrew folding. (Machine-translation by Google Translate, not legally binding) : en es
  • FR899328A - Electric resistors : en fr
  • FR899466A - Process for preparing linear polymers : en fr
  • GB569536A - Device for removing the paper discs from milk and like bottles : en
  • GB569497A - Improvements in column stills : en
  • ES8459Y - Mirror. : en es
  • FR899337A - Filter device : en fr
  • FR899492A - Leather straightening machine : en fr
  • CA427780A - Can making machine : en fr
  • FR899483A - Lighting control device for zero galvanometers, in particular for electrical regulating devices and compensators for photoelectric cells : en fr
  • GB569508A - Endless track for vehicles : en
  • ES8339Y - Nail device for casting. : en es
  • GB569514A - Improvements in or relating to the manufacture of forgings : en
  • SU64775A1 - Portable repair shop for eg glow plugs : en ru
  • CA427878A - Hydrocarbon alkylation process : en fr
  • FR899420A - : fr
  • FR899488A - Improvements to installations for the production and distribution of energy by compressed air : en fr
  • FR899336A - Process and machine for the preparation of thermoplastic powders : en fr
  • FR899484A - Preparation process for colored varnishes : en fr
  • FR899454A - Anti-milk : en fr
  • FR899455A - Method of transmitting television signals : en fr
  • ES8341Y - Shuttle with automatic threading device. : en es
  • FR52757E - Bi-metal comprising layers with different thermal expansion coefficients : en fr
  • US2376908A - Matting lustrous fibrous materials and agents therefor : en
  • US2377279A - Lift : en
  • ES169699A1 - A NEW PROCEDURE FOR BUILDING LAPIDS : en es
  • CH237909A - Single axle drive coupling on rail vehicles. : de en
  • LU27695A1 - : en
  • CA427836A - Electrically heated sinus pad : en fr
  • SU64825A1 - Dam intake : en ru
  • USD141428S - Design for a welding electrode holder : en
  • US2377015A - Multiple pan set : en
  • FR52790E - Switching contact device with determined opening and closing times : en fr
  • US2377301A - Door lock : en
  • FR899380A - Fork mounting without balancing intended in particular for intermediate telephony and telegraph amplifiers : en fr
  • SU64779A1 - Machines for harvesting root crops, mainly Kok-Sagyz roots : en ru
  • CA427820A - Hose clamp : en fr
  • ES169763A1 - A PLATE MANUFACTURING PROCEDURE : en es
  • FR899341A - Device for assembling two tubes or bars perpendicular to each other, particularly applicable to demountable constructions, such as scaffolding : en fr
  • GB569619A - Improvements relating to the preparation or casting of aluminium and its alloys : en
  • AU1840345A - Piston : en
  • ES169557A3 - A CIRCULAR-SHAPED VOLTAGE REGULATOR AUTOTRANSFORMER : en es
  • ES169197A1 - A PROCEDURE OR SYSTEM OF WATER ELEVATION TO USE YOUR FALL IN THE OPERATION OF HYDRAULIC ENGINES OR IN ANY OTHER USE THAT REQUIRES YOUR ELEVATION : en es
  • ES169703A1 - IMPROVEMENTS FITTED IN THE REVERSIBLE MARKING EXPLOSION ENGINES FANS : en es
  • FI20619A - The method of making fire-resistant doors, hatches and similar lamellar structures, and articles made in accordance with this method : en fi
  • ES169803A1 - A PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF PIECES, BASED ON VITRIFICABLE COMPOSITIONS, BY FUSION : en es
  • ES169808A3 - PROCEDURE TO OBTAIN AN ELECTRICAL INSULATOR IN THE FORM OF PLATES OR PIECES OF FORM : en es
  • US2376858A - Apparatus for removing coverings from elongated articles : en
  • USD141392S - Design for a waia switch plate : en
  • DK63524C - Procedure for the preparation of α-halogen lactams. : da en
  • US2376877A - Mass spectrometry : en
  • CA427854A - Metal salt of pantothenic acid : en fr
  • CH237910A - Final drive for electric vehicle. : de en
  • GB569630A - Improvements in hay, grass or crop loaders : en
  • AU716442A - Improvements in or relating to air brakes for aircraft : en
  • ES11496U - Bag device containing plant materials for the preparation of infusions. (Machine-translation by Google Translate, not legally binding) : en es
  • GB570306A - Improvements in or relating to conveyors : en
  • SU64766A1 - Motorized airborne and sanitary skis : en ru
  • ES11429U - Packing box and similar purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1129143A - Improved hotwater bag : en
  • FR899311A - High pressure electric discharge tube : en fr
  • ES169766A1 - A PROCEDURE TO IMPROVE AND FACILITATE THE MANUFACTURE OF CLOTHING, BAGS, WALLETS, BELTS AND OTHER SIMILAR OBJECTS WITH DOUBLE OR TRIPLE ADHERED FABRICS, TO THE OBJECT OF BEING USED BY ONE OR TWO FABRIC SIDES : en es
  • ES169770A1 - AN IMPROVEMENTS IN THE FABRIC, PAPER AND CARDBOARD LINKING MACHINES : en es
  • ES10779Y - Automatic button for closing and opening doors, windows, etc. : en es
  • ES8190Y - Reinforced concrete sleepers, with a wooden insert, for narrow and wide gauge railways. : en es
  • ES8487Y - Automatic grill and grills. : en es
  • FR899366A - Cement paint containing casein : en fr
  • GB569528A - Improvements in or relating to the adhesive bonding of surfaces or in or relating toadhesive compositions suitable for use therein : en
  • ES169666A1 - A PROCEDURE FOR PREPARING AN ALCOHOLIC SOLUTION FOR ANTIPARASTIC EFFECTS : en es
  • ES169714A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NuM. 162111 : en es
  • ES169794A1 - AN AUTOMATIC WATER RETENTION AND FEED APPARATUS, APPLICABLE TO STEAM BOILERS : en es
  • ES8349Y - Toothbrush. : en es
  • ES169811A1 - IMPROVEMENTS IN PHOTOGRAPHIC APPLIANCES : en es
  • FR52800E - Condensation products and their preparation process : en fr
  • GR10365B - MANUFACTURE OF CLOSED KNIFE SWITCHES. : el en
  • ES169667A3 - IMPROVEMENTS IN THE COATING OF ELECTRICAL RESISTANCES : en es
  • FR899335A - Friction disc clutch functioning as a starter clutch : en fr
  • FR899445A - Utensil for gripping large fish : en fr
  • FR899468A - Aerial loop railway : en fr
  • US2376997A - Calculating machine : en
  • DK63549C - Ink house. : da en
  • ES10725Y - Trocar for sternal puncture with replaceable needles. : en es
  • FR899384A - Churn : en fr
  • ES169755A1 - AN APPARATUS FOR THE CHLORATION OF WATER : en es
  • GB569598A - A new or improved stop mechanism for conveyors, elevators and other machines : en
  • CH237822A - Hydraulic piston drive with variable stroke. : de en
  • US2377061A - Strap structure : en
  • US2377169A - Corrugated metal fastener : en
  • FR52758E - Essange and water softening products : en fr
  • IE17485L - Refrigerated display case : en
  • GB569625A - Process for the manufacture of acrolein from tetrahydrofurfuryl alcohol : en
  • ES11467U - Special packaging, made of paper, cardboard, cardboard, cellophane, celluloid or other appropriate material, intended to contain straws for ice cream or drinks, toothpicks or other objects. (Machine-translation by Google Translate, not legally binding) : en es
  • ES166788A1 - AN ARC WELDING PROCEDURE : en es
  • ES169814A1 - IMPROVEMENTS IN THE MECHANICAL MANUFACTURE BY BLOWING, GLASSES, JUGS, BOTTLES AND OTHER GLASS ITEMS : en es
  • AU1058943A - Improvements inspiral plate heat exchangers : en
  • AU119961B2 - Facsimile apparatus : en
  • US2377213A - Electrical device : en
  • USD141355S - Design fob a desk : en
  • CA427746A - Electric hot plate : en fr
  • CA427772A - Hydraulic valve actuator : en fr
  • CA427832A - Rubber hydrochloride composition : en fr
  • CH237838A - Regulating body. : de en
  • CH237903A - Lady's bicycle frame. : en fr
  • ES169663A1 - IMPROVEMENTS IN ROTARY MACHINES FOR PRINTING : en es
  • US2376903A - Haystack fence : en
  • US2377111A - Unsaturated carbonate esters : en
  • US2377116A - Hydrogenation over sulphursensitive catalysts : en
  • US2377028A - Cooling system and thermostatically controlled by-pass valve : en
  • ES11328U - Luminous advertisement by reflection. (Machine-translation by Google Translate, not legally binding) : en es
  • US2377052A - Method of preparing aqueous dispersions of reclaimed rubber : en
  • CA427800A - Dielectric and insulating composition : en fr
  • US2376876A - Lightweight portable still : en
  • AU947443A - Electrically operated means for automatically winding photographic camera films : en
  • AU947743A - Fuel injection apparatus : en
  • GB569552A - Lighting systems and units for use therein : en
  • US2377119A - Sandal : en
  • US2377062A - Fortification of glass surfaces : en
  • CA427808A - Methacrylate polymer bonding process : en fr
  • USD141412S - Design foe a clothespin : en
  • US2376897A - Liquid treatment : en
  • USD141377S - Design fob a vanity ob similar article : en
  • CA427907A - Candle and sections : en fr
  • CA427874A - Bow-saw : en fr
  • CA427773A - Hydraulic control valve : en fr
  • SU64819A1 - Device for the central supply of pressure lubricants in rotational roils, etc. engines and pumps : en ru
  • CA427821A - Electric reversing switch : en fr
  • US2376977A - Ophthalmic mounting : en
  • US2377011A - Ammunition rounds indicator : en
  • GB569603A - Improvements in warning devices for gas administering apparatus : en
  • GB569581A - Improvements in or relating to screw-threaded elements : en
  • FR899327A - Process and machine for making dumplings and similar products : en fr
  • ES169795A1 - IMPROVEMENTS INTRODUCED IN A DISTRIBUTION APPARATUS APPLICABLE TO EXPRESS COFFEE MACHINES, WHICH ALLOWS TO OBTAIN A PROGRESSIVE WATER STEP IN THE PREPARATION OF INFUSIONS : en es
  • DK63541C - Procedure and Apparatus for Measuring Formable Substances. : da en
  • CA427803A - Sheet material : en fr
  • US2377046A - Mounting for sheaves and the like : en
  • AU702642A - Improvements in or relating to control apparatus for aircraft : en
  • CA427813A - Plastic composition : en fr
  • US2377255A - Wall cabinet clothes drier : en
  • US2377044A - Pantothenic acid formation : en
  • ES168452A1 - AN AUTOMATIC SIGNALING SYSTEM IN THE LOCOMOTIVES OF THE RAILWAYS : en es
  • GB569571A - Improvements in or relating to electrical condensers : en
  • US2377131A - Muscle kneading and massaging device : en
  • USD141425S - Combined telephone desk stand and handset : en
  • AU2106945A - Contact-spring pileups particularly for electromagnetic relays : en
  • CA427754A - Wheel structure : en fr
  • FR899415A - Apparatus for continuous manufacture of metal pipes and molded hollow ingots : en fr
  • CA427887A - Gasoline manufacture : en fr
  • US2376991A - Jet carburetor : en
  • US2377236A - Portable sawmill : en
  • US2377163A - Process of and apparatus for bonding metals : en
  • AU1162243A - Improved automatic voltage regulator for alternators : en
  • CH237843A - Liquid ring pump for gaseous fluid. : en fr
  • US2377289A - Adjustable support for welding machines : en
  • SU64836A1 - The method of obtaining esters : en ru
  • US2376872A - Glass treatment process : en
  • USD141410S - Dispenser for cigarettes or like articles : en
  • CA427891A - Motor fuel hydrocarbon and isobutane manufacture : en fr
  • CH237753A - Process for the production of weather-resistant moldings from stone wood. : de en
  • US2377182A - Barometer : en
  • GB569588A - Improved baby's soother or comforter : en
  • GB569557A - Dyeing of textile and other materials : en
  • ES169806A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 169683 : en es
  • GB569626A - Improvements in or relating to clay pigeons : en
  • IS376A7 - Fish filleting machine. : en is
  • FR899322A - Interference-suppressing electrolytic capacitor : en fr
  • FR899352A - Device for introducing a flame in bakery ovens : en fr
  • GB569504A - Instrument mounting device : en
  • CH237742A - Double window. : en fr
  • AU1139443A - Method and apparatus for grinding molds : en
  • CH237777A - Separation column. : de en
  • CH237915A - Haspelkuve. : de en
  • US2376892A - Diaphragm controlled operating unit : en
  • US2377032A - Riveting apparatus : en
  • DK63553C - PROCEDURE FOR MANUFACTURING A PRODUCT FOR INSULATION, PREFERABLY AS A FILLER PRODUCED WITH BLADDER STRUCTURE. : da en
  • USD141432S - Design for a fabric : en
  • FR899353A - Feeder for horses : en fr
  • US2377254A - Boiler feed regulating apparatus : en
  • USD141382S - Design for a brooch or similar article : en
  • ES169661A1 - A NEW DEVICE FOR TEMPORARY INTERRUPTION OF VACUUM IN LIQUID CONDUCTIONS : en es
  • ES8340Y - Supplementary oven for kitchen stoves. : en es
  • ES11493U - Device, to protect the stitching between the soles and the cut of the shoes with rubber floor. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11498U - Electronic automatic remote control lock (Machine-translation by Google Translate, not legally binding) : en es
  • GB569517A - Vacuum tube oscillators : en
  • ES169729A3 - A PROCEDURE FOR VITAMIN AND ENZYMATIC LACTIC REVITALIZATION OF PASTEURIZED MILKS : en es
  • GB569616A - Improvements in folding bedsteads : en
  • FR899312A - Combination of stop layer rectifier plate and freezer plate : en fr
  • FR899462A - Process for preparing metals or alloys containing manganese : en fr
  • ES168351A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF GALVANIC BATTERIES : en es
  • FR52782E - Charging device for electric ovens : en fr
  • CA427789A - Dicyandiamide salt preparation : en fr
  • CA427909A - Garment production : en fr
  • CH237860A - Diverter switch for tap transformers. : de en
  • SU64838A1 - Method for producing lead crown : en ru
  • US2377208A - Method of making shoes : en
  • GB569522A - Improvements in and relating to typewriting machines : en
  • ES8346Y - Folding ceiling for wall calendar and similar applications. : en es
  • FR899303A - Broadcast system for television : en fr
  • FR899412A - Tidal energy recovery device : en fr
  • FR899375A - Device for adjusting the voltage of an electric machine : en fr
  • CA427911A - Fibrous product making apparatus : en fr
  • US2377109A - Viewer : en
  • CH237806A - Registering measuring device with linearised registration. : de en
  • US2376924A - Wire-feeding means for fastening inserting machines : en
  • CA427882A - Hydrocarbon alkylation process : en fr
  • GB569647A - Improvements in or relating to photographic colour processes : en
  • ES169677A1 - A PRINTED TELEGRAPH RECEIVER ON PAGE : en es
  • FR899405A - Heat treatment process for structural steels and tool steels : en fr
  • SU64791A1 - Device for the manufacture of pipes with transverse ribs : en ru
  • CH237906A - Automatic brake linkage adjuster. : en fr
  • GB569554A - Improvements in or relating to methods and apparatus for the production of heat or cold : en
  • US2377218A - Garment hanger : en
  • CH237795A - Shutter and viewfinder device for cinematographic cameras. : en fr
  • AU129326B2 - Key controlled telecommunication system : en
  • US2377130A - Slitting and scoring machine : en
  • US2377124A - Vehicle wheel driving means : en
  • USD141418S - Design fob a coat : en
  • SU64761A1 - Multi-chamber double-thread shipping lock : en ru
  • CH237869A - Vaporized screen for displaying curves written with a cathode ray. : de en
  • CH237877A - Pivot tine fixing device. : en fr
  • US2377273A - Railway track assembly : en
  • BE458531A - : en
  • CA427865A - Egg grading machine : en fr
  • CH237851A - Steam generator in which the steam temperature is regulated by adjusting an additional amount of liquid introduced into the superheater. : de en
  • US2377113A - Dehydrogenation of hydrocarbons : en
  • US2377132A - Relief valve : en
  • US2377067A - Grip selector for bowlers : en
  • US2377196A - Swivel joint for fluid conduits : en
  • US2377228A - Electrolytic deposition of cadmium : en
  • US2377148A - Neutral organic esters of sulphurous acid as pest-control agents : en
  • US2377252A - Filtering apparatus : en
  • SU64770A1 - Device for phase control of rectifier grids using peak transformer : en ru
  • CH237895A - Luminous advertising device. : en fr
  • ES169783A1 - GASEOUS DISCHARGE VALVE FOR REGULATIONS : en es
  • ES169741A1 - IMPROVEMENTS IN THE MANUFACTURE OF POINT GENRES : en es
  • GB569540A - An improved method of electric welding : en
  • US2376904A - Paper container : en
  • US2376974A - Drilling apparatus : en
  • US2377139A - Notching machine : en
  • SU64797A1 - Method of restoring a tool from cermet hard alloys : en ru
  • DK63540C - Collection box for root vegetable harvesters. : da en
  • ES169822A3 - A PROCEDURE FOR THE STORAGE OF CORRUPABLE FOOD PRODUCTS : en es
  • GB569513A - Improvements in wheel equipment for aircraft and other vehicles : en
  • USD141433S - Design for a luminous light switch shield : en
  • FR899482A - Lighting control device for electric lighting control devices : en fr
  • CA427757A - Grain car door : en fr
  • US2376939A - Apparatus for the regulation of cooling in internal-combustion engines : en
  • US2377076A - Parting agent in cellular glass manufacture : en
  • US2377051A - Refrigeration : en
  • ES169789A1 - IMPROVEMENTS IN THE DEVICES PRODUCING GENETIC DRINKS AND ESPECIALLY CARBONIC BEVERAGES : en es
  • ES8394Y - Device applicable to microphones and telephone headsets for constant disinfection. : en es
  • ES11512U - Blocks or soap bars suitable for packaging and preservation (Machine-translation by Google Translate, not legally binding) : en es
  • IS370A7 - Improvements to fish filleting machines. : en is
  • SU64763A1 - The method of determining the amplitude frequency deviation from the average value in the transmitter, modulated by frequency : en ru
  • FR899318A - Process for supplying a spray jet intended for the treatment of trees and plants, and installation for its implementation : en fr
  • ES11310U - Mechanism to make additions. (Machine-translation by Google Translate, not legally binding) : en es
  • GB569563A - Devices for converting reciprocatory movement into rotating movement and for steering manually propelled vehicles : en
  • ES6446Y - A lantern with dynamo : en es
  • CA427805A - Textile treating method : en fr
  • FR899409A - Process for polymerizing glycolic nitrile : en fr
  • DK63530C - Apparatus for Use in Telecommunications. : da en
  • US2376940A - Fractionation column : en
  • ES169712A1 - AN APPARATUS FOR THE LOADING AND DISTRIBUTION OF OBJECTS ON A CONVEYOR : en es
  • ES169743A1 - A PROCEDURE TO OBTAIN AN ALLOY ESPECIALLY SUITABLE FOR THE MANUFACTURE OF SMOOTH BEARINGS INTENDED TO WORK UNDER GREAT PRESSURES : en es
  • GB569594A - Improved hoist or winch appliance for use on agricultural and like tractors : en
  • GB569494A - Improvements in or relating to electron discharge devices : en
  • US2377138A - Separation of chlorine and sulphur dioxide : en
  • USD141388S - Pressure cookeri or similar device : en
  • US2377292A - Photographic process : en
  • CA427771A - Footwear : en fr
  • US2377058A - Child's swing : en
  • US2376884A - Hydroquinone composition : en
  • US2377188A - Stabilized filter preparations : en
  • AU120085B2 - Improvements inthe formation of rubber threads on vehicle tyres : en
  • LU27693A1 - : en
  • USD141413S - Design for a foot-operated switch : en
  • USD141419S - Photographic camera or the like : en
  • US2377191A - Drawing die : en
  • GB569568A - Improvements in or relating to building constructions : en
  • ES169786A1 - A PROCEDURE FOR THE CONSTRUCTION OF FLOORS FOR WORKS WITH HOLLOW BEAMS : en es
  • US2377183A - Method for refining and distilling oleoresin : en
  • GB569551A - An improved gripping device of the pliers type : en
  • CH237790A - Process for the production of high alpha and low pentosan pulps : de en
  • US2376902A - Mattress for treating human body ailments by heat therapy : en
  • US2377040A - Derivatives of fluorene carboxylic acids : en
  • SU64802A1 - Photoelectric instrument for measuring skin area, etc. of materials : en ru
  • US2376956A - Polishing composition : en
  • GB569523A - Improvements in or relating to blasting detonators : en
  • GB569639A - Improvements in gate valves : en
  • ES8327Y - New espadrille. : en es
  • ES169277A1 - AN APPARATUS FOR THE SUPERFICIAL HEATING OF REDUCED AREAS : en es
  • US2377262A - Automatic blanking press device : en
  • CH237809A - Piezoelectric pickup. : de en
  • US2376943A - Electrode holder : en
  • CH237841A - Large unloading radius crane. : en fr
  • DK63537C - Hollow wall consisting of a wooden skeleton, which is clad on both sides with building boards. : da en
  • US2377246A - Alkoxy-substituted aliphatic carboxylic acid compounds : en
  • ES10934Y - Plow share with replaceable bridge. : en es
  • ES8310Y - Portrait sheet, mirror holder, frame and other similar supporting objects, forming a single body, which supports it. : en es
  • FR899342A - Device for assembling two tubes or bars at any inclination : en fr
  • ES8415Y - Perfected sommier. : en es
  • FR899360A - Receiver of t. s. f. designed to be connected directly to the lighting sector : en fr
  • ES8399Y - New bike rack. : en es
  • ES8370Y - Hygienic device adaptable to telephone headsets. : en es
  • ES8461Y - Dish with drip collector. : en es
  • USD141404S - Design fob a coat : en
  • SU64833A1 - Self-propelled vehicle for high-frequency transport : en ru
  • ES9538Y - Device for the reinforcement and union of electrical conductors, and in particular of trolley wires. : en es
  • ES169713A1 - A PROCEDURE FOR THE MANUFACTURE OF GLASS : en es
  • FR899343A - Detachable construction, made up of quick-assembly polygonal tubes or bars : en fr
  • USD141358S - Massaging device or similar article : en
  • CA427869A - Injection moulding apparatus : en fr
  • US2376883A - Dynamic earth inductor compass : en
  • FR899404A - Manufacturing process for special titanium steels : en fr
  • ES169972A1 - A PROCEDURE FOR THE CONSERVATION OF MILK FOR WOMEN FOR THE PURPOSE OF CHILD THERAPEUTICS : en es
  • DK63543C - Method and apparatus for making cereals or other seeds of similar structure suitable for further processing. : da en
  • ES169829A1 - A PROCEDURE FOR THE USE OF FISH RESIDUE FATS IN THE MANUFACTURE OF SOAPS : en es
  • GB569612A - Explosion proof battery : en
  • GB569610A - Improvements in or relating to friction clutches : en
  • ES169721A1 - PERFECTIONS IN THE MANUFACTURE OF GLASS : en es
  • US2376955A - Milk pipe rack : en
  • US2376936A - Nail : en
  • USD141414S - Design for a combined bhxfold : en
  • ES11445U - Protective device for razor shaving. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168982A1 - A PERFECT PROCEDURE FOR PREPARING PRESERVES : en es
  • CH237812A - Bumper for bearings of timepieces. : en fr
  • FR52767E - typewriter exhaust : en fr
  • ES169726A1 - A PROCEDURE FOR THE OBTAINING OF NEW YELLOW AZOIC DYES : en es
  • GB569545A - Improvements relating to sluice and like valves : en
  • FR899411A - Dressing device working in involute process applicable to single-profile grinding wheels for grinding the sides of toothed wheels : en fr
  • ES169765A1 - A CURRENT CONVERTER CONTINUES AT CONSTANT INTENSITY : en es
  • FR899432A - Base for two-filament incandescent lamps and method for its manufacture : en fr
  • ES169818A3 - A PROPULSION MOTOR FOR SMALL MACHINES : en es
  • FR899395A - Automotive thruster : en fr
  • US2377137A - Electromagnetically operated switch : en
  • US2376949A - Folding top operating mechanism : en
  • US2377134A - Tilt-type lever-operated switch : en
  • SU64789A1 - Two-layer mold for continuous casting : en ru
  • FR52755E - Electrically conductive hotplate : en fr
  • FR899402A - Device for guiding the chain and rear wheels of a bicycle during automatic gear change : en fr
  • FR899421A - Easy-to-process mixed polymer production process : en fr
  • US2377261A - Milk dispenser : en
  • ES8458Y - Stool-potty for children. : en es
  • ES10529Y - Cut-out figures based on soccer players. : en es
  • FR899408A - Process for preparing vulcanization accelerators : en fr
  • US2376978A - Hand tool : en
  • DK63547C - Bearing device at the side spindles in screw pumps. : da en
  • FR52761E - DC electric locomotive with at least six individually controlled axles : en fr
  • ES8343Y - Pencil holder fountain pen. : en es
  • US2377239A - Setup and adjustment means : en
  • ES169711A1 - A PROCEDURE FOR THE MANUFACTURE OF PRODUCTS SUCH AS GLASS : en es
  • ES8319Y - Multipurpose bathtub. : en es
  • USD141403S - Design for a suit : en
  • FR899470A - Calculation mechanism for calculating, counting and other recording devices : en fr
  • ES11444U - A sample case for razor blades (Machine-translation by Google Translate, not legally binding) : en es
  • ES169816A3 - PERFECTIONS IN THE MANUFACTURE OF MEMBRANES FOR SPEAKERS : en es
  • GB569548A - Improvements relating to hydraulic presses : en
  • ES169693A1 - IMPROVEMENTS INTRODUCED IN THE MOLEDORAS FACILITIES : en es
  • ES169660A1 - A NEW MACHINE TO IMPRESS PHOTOGRAPHIC CLICHES : en es
  • FR899338A - Artificial dental crown : en fr
  • AU124693B2 - Piston : en
  • ES169791A2 - A NEW PROCEDURE FOR OBTAINING CORPORATE OR RELIEF PHOTOGRAPHS, IN BLACK OR OTHER TONES AND IN NATURAL OR ARTISTIC COLORS : en es
  • US2377122A - Welding helmet : en
  • GB569511A - Improvements in electrical controlling apparatus employing a grid-controlled gas-filled electronic relay : en
  • ES169781A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW INSULATION PRODUCT BASED ON TEXTILE FIBERS AND RUBBERS : en es
  • ES169671A1 - A PROCEDURE FOR OBTAINING A MEANS TO COMBAT PARASITES : en es
  • ES8348Y - Luminous warning panel. : en es
  • FR899370A - Cinematographic camera : en fr
  • USRE22647E - pease : en
  • ES169796A1 - IMPROVEMENTS INTRODUCED IN THE HORIZONTAL BOILERS, APPLICABLE TO EXPRESS COFFEE MACHINES : en es
  • FR899444A - Advanced DC or single-phase drive dynamo : en fr
  • CH237771A - Haspelkuve. : de en
  • FR899439A - Lighting installation for bicycles, with a clutchable and disengageable lighting dynamo : en fr
  • US2377287A - Buckle : en
  • IE17323L - Wall structures : en
  • ES11475U - Folding cot (Machine-translation by Google Translate, not legally binding) : en es
  • FR899330A - Device for the production of emulsions in a continuous process : en fr
  • US2376930A - Halogen substituted acylamino sulphonic acids of the aromatic series and their manufacture : en
  • USD141362S - Design fob a beverage dispenser : en
  • GB569506A - Improvements in or relating to gauges incorporating aneroid devices or pressure responsive bellows : en
  • ES8435Y - New universal punch and eyelet pliers, with mechanical nozzle extraction. : en es
  • US2377070A - Safety device : en
  • US2376999A - Galley lock : en
  • US2377219A - Flagpole and flag manipulating means : en
  • CA427825A - Scraper for filter screens : en fr
  • ES11483U - Metallic bed base perfected (Machine-translation by Google Translate, not legally binding) : en es
  • FR899393A - Bag counter for thresher : en fr
  • BE458589A - : en
  • ES169697A1 - IMPROVEMENTS IN THE MANUFACTURE OF CARBON PAPER INARRUGABLE AND INABARQUILLABLE : en es
  • CA427839A - Lead oxide powder manufacture : en fr
  • ES8412Y - Sliding Rivet Nut for Aircraft Construction. : en es
  • ES7421Y - Improved appliance adaptable to bunions and similar foot deformities. : en es
  • CA427763A - Self-loading pencil : en fr
  • US2376867A - Manganese alloys : en
  • US2377206A - Transmission : en
  • USD141366S - Design for a bracelet or similar article : en
  • CH237905A - Folding table, especially for railroad cars and hospitals. : de en
  • ES169353A1 - A PROCEDURE FOR BUILDING BUILDINGS : en es
  • ES169558A1 - A TENSION REGULATOR MECHANISM WITH REMOTE CONTROL : en es
  • GB569500A - Improvements in or relating to the catalytic conversion of hydrocarbons : en
  • US2376857A - Loading machine : en
  • US2377172A - Color paste composition : en
  • US2377192A - Rinsing and drying apparatus : en
  • SU64804A1 - The method of obtaining multilayer cellophane : en ru
  • US2376905A - Lathe center : en
  • CH237913A - Tillage implement. : de en
  • ES11473U - Pocket torch perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2376937A - Vacuum motor system : en
  • US2377166A - Die for the manufacture of pen cases : en
  • SU64830A1 - Pliers for thermite wire welding : en ru
  • CA427795A - Vibratory feed control mechanism : en fr
  • US2377179A - Loose-leaf binder : en
  • ES169820A1 - IMPROVEMENTS INTRODUCED IN ALLOY MANUFACTURE : en es
  • US2376994A - Aircraft bomb equipment : en
  • US2377039A - Piston construction : en
  • ES169750A1 - A BALANCED TRANSFORMER FOR ULTRA HIGH FREQUENCIES : en es
  • US2377238A - Threshing machine : en
  • FR899361A - Device allowing to compose vectorially, two by two, three derivative voltages : en fr
  • SU64795A1 - Surgical vascular compressor : en ru
  • IS371A7 - Fish filleting machine. : en is
  • CA427838A - Rubber goods production : en fr
  • FR899376A - Shoe protector : en fr
  • ES11448U - Padlock (Machine-translation by Google Translate, not legally binding) : en es
  • ES169732A1 - A PERFECTION IN THE BINDING SYSTEM THROUGH WIRE IN HELIX : en es
  • FR899423A - Small format camera with focal shutter : en fr
  • GB569602A - Improved clearing arrangements for the rollers of textile drawing apparatus : en
  • US2376935A - Chlorine dioxide manufacture : en
  • ES8418Y - Device to provide increased calories to liquid or gaseous fuels due to its perfect mixture with air. : en es
  • GB569541A - Improved form of atomiser : en
  • US2376926A - Shoe tree : en
  • US2377145A - Dyestuffs of the anthraquinone series and a process for their manufacture : en
  • US2376860A - Aryl carboxylic acid esters and methods for obtaining the same : en
  • US2376975A - Valve : en
  • ES8460Y - Dispenser for liquids. : en es
  • ES169784A1 - SUPPLY AND SUPPORT FOR TWO YAGI ANTENNAS FEEDED WITH PHASE EQUALITY AND ASSEMBLIES IN A PROVISION OF ANTENNA GUIDELINES : en es
  • FR899437A - Internal combustion engine comprising a scavenging and possibly supercharging compressor controlled by an exhaust gas turbine : en fr
  • FR899301A - Process for the preparation of novel p-aminobenzenesulfoneamide derivatives : en fr
  • GB569582A - Improvements relating to cathode ray bulbs : en