• USD144670S - Combined crib and utility cabinet : en
  • ES173044A3 - PERFECTIONS IN THE MANUFACTURE OF SHEETS OR SHEETS BASED ON THERMOPLASTIC RESINS : en es
  • US2400115A - Recovery of nickel and/or cobalt from nickeliferous ores : en
  • FR909717A - Anti-theft device for all vehicles and in particular for automobiles : en fr
  • NL57397C - Radiogoniometer for measuring purposes : en nl
  • US2400217A - Suction cleaner : en
  • USD144694S - Best available copy : en
  • GB577434A - Foldable and suspendable garment hangers and the like : en
  • ES173259A1 - A RETENTION DEVICE FOR A ROTATING LANCER : en es
  • US2400200A - Oil filter : en
  • CH242352A - Process for the production of fibers, ribbons, foils or other flat structures from nitrogen-containing polycondensation products. : de en
  • ES173302A1 - A PROCEDURE, WITH THE CORRESPONDING APPARATUS, TO EXPELL AN AVIATOR OR ANOTHER OCCUPANT FROM ITS POSITION IN AN AIRCRAFT : en es
  • GB577277A - Manufacture of glycols and polyhydric alcohols : en
  • FR909554A - Improvements to universal joints : en fr
  • GB577308A - Improvements in or relating to cooling towers : en
  • FR909780A - Mooring cylinder : en fr
  • ES173204A1 - PROCEDURE FOR THE MANUFACTURE OF HIGH CONCENTRATION HYDROGEN PEROXIDE : en es
  • CH242353A - Process for the production of fillers for rubber compounds. : de en
  • ES12904U - Footwear with special characteristics. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173195A1 - NEW SYSTEM OF MOBILE PLATFORMS FOR SCENARIOS DEDICATED TO THEATRICAL REPRESENTATIONS, CINEMA AND RADIOTELEVISION : en es
  • USD144676S - Design for a winch : en
  • US2400169A - Drill chuck : en
  • US2400248A - Motor mounting : en
  • FR909701A - Whey dispenser-doser : en fr
  • GB577322A - Improvements in and relating to resinous polymerization products : en
  • GB577315A - Improvements in and relating to control systems for power driven apparatus : en
  • GB577390A - Improvements relating to the production of a covering or tread surface upon a pulley, wheel, roller or the like : en
  • FR909777A - Cinchoninic acid derivatives and their preparation process : en fr
  • ES173132A1 - A PROCEDURE FOR THE PREPARATION OF NEW SEMI-ESTERS OF DICARBOXYLIC ACIDS NOT SATURATED : en es
  • GB577307A - Weft feeding apparatus for weaving looms having stationary weft supplies : en
  • CH242501A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • GB577317A - The manufacture of styrene polymers and interpolymers : en
  • ES173168A1 - A PROCEDURE FOR THE CONSTRUCTION OF HOUSES AND BUILDINGS : en es
  • FR909648A - Fluid motion transmission and gear pumps : en fr
  • US2400211A - Record device : en
  • AU133301B2 - Improvements in or relating tothe construction of highpower electric vacuum tubes : en
  • CA434648A - Door actuating apparatus : en fr
  • GB577339A - Improvements in or relating to automatically adjusting force transmitting links : en
  • US2400184A - Electromagnetic device : en
  • ES173233A1 - PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • ES173307A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES, COMPRESSORS AND SIMILAR MACHINES, BASED ON PISTONS WITHOUT ROD : en es
  • FR909638A - Focusing chamber on frosted glass for small and medium format cameras : en fr
  • CA434742A - Permanently refusible zinc resinate : en fr
  • FR909625A - Improvements made to containers such as cans : en fr
  • ES173174A1 - IMPROVEMENTS IN ELECTRONIC DISCHARGE DEVICES FOR ULTRA HIGH FREQUENCY : en es
  • FR909716A - Improvement in radio stations : en fr
  • FR909558A - Loading device for friable materials : en fr
  • FR909790A - Automatic tuning for radio receivers : en fr
  • ES173155A1 - A PROCEDURE FOR THE OBTAINING OF IRON AND SULFUR FROM SULFIDE MINERALS : en es
  • GB577443A - Improvements relating to radio apparatus and electric test equipment : en
  • FR909739A - Rayon manufacturing process by spinning in coils : en fr
  • GB577402A - Improvements in clips for holding building boards : en
  • GB577316A - Improvements in or relating to cartridge cases and their manufacture : en
  • FR909761A - Backflow filter : en fr
  • GB577424A - Improvements in or relating to upholstered seats : en
  • FR909759A - Improvements to image transmission receivers : en fr
  • AU135633B2 - Detector system for very short electric waves : en
  • AU343546A - Directive antenna systems : en
  • CA434671A - Plane : en fr
  • CA434761A - Photocathode : en fr
  • CH242440A - Electromagnetic device. : de en
  • GB577418A - Process for the preparation of amides of aromatic carboxylic acids : en
  • CH242413A - Method and device for applying liquids, in particular paints and varnishes, to surfaces. : de en
  • FR909708A - Construction of covers by moving parts in reinforced concrete in prefabricated elements : en fr
  • CA434687A - Fluid treating apparatus : en fr
  • US2400335A - Refrigerating system : en
  • US2400287A - Process of nitration : en
  • CA434709A - Shaving implement : en fr
  • ES173169A1 - A COUNTER TOOL TO CHECK THE PRODUCTION AND PERFORMANCE OF A MACHINE : en es
  • US2400230A - Lubrication for mining machine chains : en
  • US2400472A - Intermittent billet heating : en
  • US2400362A - Ladle : en
  • CH242475A - Container for holding bulk goods. : de en
  • FR909696A - Installation for the automatic control of a vehicle driven by an internal combustion engine : en fr
  • CA434684A - Chain saw setting, jointing and filing device : en fr
  • CH242317A - Device for peeling soft-skinned fruits. : de en
  • CA434728A - Rubber-like material article manufacture : en fr
  • US2400436A - Biotin intermediate : en
  • GB577338A - Improvements in power driven guns or cannons : en
  • GB577351A - Improvements relating to the manufacture of acid-removal or anion-exchange resins : en
  • CH242467A - Electric motor for driving telephony apparatus. : de en
  • CH242403A - Mechanical device for the rapid mass production, by means of molds, of elastic and flexible objects, by immersion of the molds in a bath of synthetic resins. : en it
  • US2400123A - Process for canning soybeans and product : en
  • FR909572A - Steering gyroscope : en fr
  • ES173288A3 - A NEW PROCEDURE FOR COATING WIRES OR ELECTRICAL CONDUCTORS, BASED ON THERMOPLASTIC RESINS : en es
  • US2400181A - Rope : en
  • US2400208A - Jointed toy figure : en
  • US2400078A - Constructional material : en
  • USD144687S - Briskin film splicer : en
  • FR909574A - Bumper device for watchmaking mobile bearing : en fr
  • ES12872U - Document holder for filing cabinet. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909669A - Safety device to stop rail vehicles in the event of driver failure : en fr
  • US2400410A - Marble runway : en
  • US2400116A - Heating apparatus : en
  • US2400165A - Automatic parachute release coupling : en
  • CA434783A - Antenna system : en fr
  • CH242474A - Box of pastilles, candies and similar products. : en fr
  • US2400153A - Article assembling : en
  • ES172923A1 - A NEW OR PERFECTED DEVICE FOR THE CONTROL OF COLOR LIGHTING EQUIPMENT : en es
  • ES173286A3 - A PRODUCTION PROCEDURE FOR ELECTRIC CURRENT RECTIFIER PLATES : en es
  • ES12868U - A stamp in dry or relief provided with climbing all around, intended to prevent possible falsifications (Machine-translation by Google Translate, not legally binding) : en es
  • ES173279A1 - IMPROVEMENTS IN THE SUSPENSION SYSTEMS FOR AUTOMOTIVE WHEELS AND OTHER VEHICLES : en es
  • USD144748S - Weissberg trailer body : en
  • US2400128A - Fuse : en
  • CH242328A - Process of manufacturing on a loom from strips of articles having an elongated shape and having sections of gradually varying height, such as diapers for women and braces. : en it
  • US2400167A - Restaurant-booth bench : en
  • AU121504B2 - u Improvements in locks and fastening devices : en
  • CA434722A - Suction cleaner : en fr
  • US2400305A - Electromagnetic sound recorder and reproducer : en
  • FR909709A - Method and device for removing slag, in particular for fireplaces heated with pulverized coal : en fr
  • GB577343A - Improvements in and relating to curtain and the like suspension devices : en
  • US2400365A - Airspaced photographic support : en
  • CH242363A - Cassette. : de en
  • US2400289A - Pocket case : en
  • FR909600A - Plug : en fr
  • FR909649A - Anti-theft device for motor vehicle : en fr
  • ES12877U - A shelf for washbasins (Machine-translation by Google Translate, not legally binding) : en es
  • AU127099B2 - Controls for internal combustion : en
  • CA434679A - Building structure : en fr
  • CH242476A - Wheeled vehicle in which the wheels of an axle are not rigidly connected to one another in rotation. : de en
  • ES173308A1 - APPARATUS FOR PERFORMING CHEMICAL REACTIONS THROUGH ABSORPTION OF A GAS IN A LIQUID : en es
  • ES172921A1 - IMPROVEMENTS IN THE BOINS OR REELS OF THE FISHING RODS : en es
  • AU133710B2 - Microwave directive antennas : en
  • CH242385A - Shock-absorbing bearing on a clockwork. : de en
  • CA434692A - Sheet feeding mechanism : en fr
  • FR909781A - Charger for photographic or cinematographic cameras : en fr
  • CH242482A - Switching device for gear change transmissions. : de en
  • CH242341A - Dryer, especially for tobacco. : en it
  • CH242488A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CH242497A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • AU220746A - Sizing of paper : en
  • CA434794A - Gyroscopic apparatus : en fr
  • CH242490A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CA434787A - Radio receiving system : en fr
  • CH242376A - Distributor. : en fr
  • FR909766A - Tie holder for turn-down collars : en fr
  • US2400383A - Tetraethyl lead : en
  • CH242462A - Hair curlers for creating permanent waves. : de en fr
  • ES173275A3 - A CEMENT MANUFACTURING PROCEDURE : en es
  • FR909642A - Improvements to lighting alternators for cycles : en fr
  • GB577349A - Improvements in and relating to aircraft cabin pressure controllers : en
  • GB577392A - Improvements in or relating to apparatus for displaying advertisements and the like : en
  • CA434723A - Suction cleaner : en fr
  • CH242428A - Compressed gas generator. : de en
  • US2400086A - Portable elevator : en
  • FR909586A - Removable counter-pivot bearing for clockwork axis pivot : en fr
  • FR909753A - Stabilizer-compensator system applicable to all vehicles : en fr
  • US2400378A - Extraction method : en
  • US2400456A - Spark gap electrical apparatus : en
  • US2400407A - Scriber : en
  • US2400183A - Collet type chuck : en
  • AU135219B2 - Directive antenna systems : en
  • US2400437A - Hydrocarbon conversion : en
  • CA434654A - Bundle trimmer mechanism : en fr
  • CA434781A - Lasting machine : en fr
  • CH242388A - Winding crown for waterproof watch. : en fr
  • US2400242A - Motor : en
  • ES173277A1 - AUTOMATIC MECHANICAL APPARATUS TO SECTION THE POD OF THE ALGARROBA AND REMOVE ITS SEEDS : en es
  • CH242434A - Wire clamp terminal. : en fr
  • US2400440A - Precision measuring instrument : en
  • AU121423B2 - Safety device for occupants of vehicles : en
  • CH242407A - Automatic dressing device on grinding machines. : de en
  • US2400137A - Refrigeration : en
  • CH242333A - Device for distributing nails for nailing machines, in particular for shoe manufacture. : de en
  • US2400190A - Multirange meter : en
  • US2400261A - Race horse game : en
  • FR909606A - Inner belt of pants : en fr
  • USD144718S - Picture viewer : en
  • US2400105A - Exercising device : en
  • US2400063A - Signaling apparatus : en
  • FR909757A - Quick assembly device without set of parts supporting compressive forces or axially directed shocks, in particular for aerodyne landing gear : en fr
  • GB577358A - Improvements in and relating to dynamic loudspeakers : en
  • CH242481A - Friction retarder device for motor vehicles. : en fr
  • US2400218A - Power steering mechanism for vehicles : en
  • US2400284A - Grass and weed cutter : en
  • US2400077A - Head harness : en
  • CA434743A - Permanently refusible zinc resinate : en fr
  • ES12912U - Shaft for the pressure cylinders with ferrules of the spinning machines. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173192A1 - PERFECTED SYSTEM OF OPTICAL PROJECTION OF A SCALE ON A SCREEN : en es
  • ES173272A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF RACKS : en es
  • FR909720A - Advanced Baluster Compass : en fr
  • US2400399A - Journal protecting apparatus : en
  • US2400213A - Concentration of ores : en
  • US2400333A - Polyvinyl acetal composition : en
  • US2400454A - Method of treating dairy products : en
  • CA434662A - Engine carburetting apparatus : en fr
  • CH242459A - Process for the production of ascorbic acid from derivatives of 2-keto-l-gulonic acid. : de en
  • US2400064A - Yarn-control mechanism for warp knitting machines : en
  • US2400295A - Insecticides : en
  • CH242478A - Pushcart with a front wheel and rear support legs. : de en
  • ES173301A3 - AN APPARATUS FOR THE MANUFACTURE OF THREADS, RIBBONS OR ANALOGUE SYNTHETIC PRODUCTS THREADED BY WET : en es
  • CA434765A - Alloy steel and article : en fr
  • CA434775A - Roller bearing axle : en fr
  • CA434737A - Caulking tape : en fr
  • GB577436A - Method and apparatus for forming fibrous products : en
  • US2400340A - Process for separating olefins from a hydrocarbon stream : en
  • FR909659A - Shaft fitted in a support to serve as an axis for a moving part of a clockwork movement : en fr
  • ES12342Y - Travel case, convertible into a radio receiver box. : en es
  • US2400321A - Concrete surfacing machine : en
  • FR909678A - Household scale with direct reading : en fr
  • US2400204A - Lawn renovating machine : en
  • US2400259A - Electrical control and indication : en
  • GB577395A - Apparatus for recording polar reflection curves : en
  • ES12882U - New door lock (Machine-translation by Google Translate, not legally binding) : en es
  • FR909712A - Alarm clock : en fr
  • FR909793A - Fixed or mobile runway for launching and landing airplanes or seaplanes : en fr
  • FR909689A - Automatic servo-control for various applications : en fr
  • FR909751A - Advancement and shutter device for cameras using perforated films : en fr
  • US2400366A - Photographic support : en
  • ES173215A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF LIGHT PROJECTORS : en es
  • FR909608A - Guide device for rolling mills and the like : en fr
  • GB577442A - Improvements in dry gas meters : en
  • US2400247A - Internal-combustion engine : en
  • ES173239A1 - AN APPARATUS TO CONVERT IN GAS COMBUSTIBLE ANY LIQUID SUSCEPTIBLE OF IT, USING ELECTRIC HEATING OR ANOTHER HEATING SYSTEM : en es
  • GB577448A - Improvements in or relating to battery charging apparatus : en
  • NL57378C - : en
  • ES172885A3 - A PROCEDURE FOR THE MANUFACTURE OF FLUORESCENT LUMINOUS TUBES : en es
  • ES173043A3 - A PROCEDURE FOR THE PREPARATION OF A THERMOPLASTIC MIXTURE : en es
  • US2400237A - Hydraulic rapid traverse : en
  • CA434716A - Cathode ray tube : en fr
  • CA434674A - Milk bottle holder : en fr
  • CA14626S - Figurine : en
  • CH242486A - Pressure cooker. : de en
  • US2400439A - Disinfecting system for swimming pools : en
  • CH242470A - Remote control system. : de en
  • ES173287A1 - AN ELECTROTERMAL PROTECTOR FOR ELECTRIC MOTORS : en es
  • FR909715A - Method and device for the manufacture, from profiled metal strips, of flexible pipes of great elasticity : en fr
  • CA434658A - Screw-thread producing machine : en fr
  • CH242450A - Ion discharge tube for high voltage with liquid cathode and ignition electrode. : de en
  • CH242417A - Liquid fuel pocket lighter. : en fr
  • CH242432A - Device for regulating an alternating current quantity feeding a consumer. : de en
  • AU131451B2 - Saggars : en
  • GB577295A - Improvements in or relating to colour photography : en
  • ES173243A3 - DEVICE APPLICABLE TO SKIS TO PREVENT SLIPPING ON THE ASCENT : en es
  • GB577431A - Improvements in or relating to communication booths : en
  • US2400097A - Flowmeter : en
  • US2400455A - Stereoscopic camera mount : en
  • DK64488C - Hinge. : da en
  • AU136360B2 - Improvements in or relating to electromagnetic relays : en
  • CH242451A - Labeling machine for labeling electrical capacitors enclosed in thermoplastic housings. : de en
  • CA434683A - Crutch : en fr
  • CH242494A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • AU350946A - Improvements in or relating to electromagnetic relays : en
  • CA434759A - Electricity conductor unit : en fr
  • US2400448A - Motor mounting : en
  • FR909647A - Dry cleaner for beets and all root vegetables : en fr
  • US2400168A - Refrigerator defroster : en
  • AU343446A - Tape perforating or reading machine : en
  • USD144740S - Design fob a bear view mirkor : en
  • CA434748A - Primary aromatic amine aldehyde resin : en fr
  • CH242347A - Manufacturing process of vinyl chloride. : en fr
  • CH242406A - Leather rolling machine. : de en
  • CH242455A - Fluoroscopy device with a movable tube. : de en
  • GB577335A - Improvements in and relating to bearings and bearing surfaces : en
  • AU134350B2 - Power Conservation System : en
  • CH242374A - Angle measuring instrument equipped with a microscope for measuring angles using the light-gap method. : de en
  • USD144674S - Stand foe a hand telephone : en
  • CH242444A - Disc-shaped anode for X-ray tubes. : de en
  • ES172524A1 - PROCEDURE FOR PREPARING LOCAL ANESTHETICS : en es
  • ES12886U - New stethoscope (Machine-translation by Google Translate, not legally binding) : en es
  • US2400303A - Automatic engine cut-off : en
  • US2400103A - Detonator or blasting cap : en
  • US2400152A - Telltale : en
  • CA434721A - Suction cleaner : en fr
  • GB577359A - Improvements in and relating to arrangements for preventing electrolysis corrosion of underground cables and the like : en
  • CH242390A - Covered welding rod. : de en
  • US2400255A - Electric resistance elements and the like : en
  • FR909628A - Jet adjustable by hand control for combustion engine carburetor : en fr
  • US2400132A - Amphibian vehicle : en
  • ES12849U - An improved comb plate for razors (Machine-translation by Google Translate, not legally binding) : en es
  • CH242300A - Pest control methods. : de en
  • CH242477A - Ground vehicle with non-mechanical drive. : de en
  • CA434768A - Self-aligning bearing structure : en fr
  • CA434718A - Coating composition : en fr
  • CH242412A - Process for the color decoration of objects made of synthetic resins. : en it
  • US2400367A - Alkylation process : en
  • AU1321044A - u Improvements in locks and fastening devices : en
  • CA434789A - Circular knitting machine : en fr
  • CH242529A - Process for the preparation of m- (2,4-diamino-1,3,5-triazinyl- (6)) -amino-phenylarsine oxide. : de en
  • CH242410A - Overflow centrifuge. : de en
  • GB577406A - Improvements in dental handpiece : en
  • AU344046A - Directive antenna systems : en
  • US2400229A - Lock : en
  • US2400471A - Parachute harness : en
  • US2400427A - Measurement and control of humidity : en
  • CH242457A - Process for the manufacture of a polyvalent hemostatic agent. : de en
  • CH242473A - Two-part hand seal for sealing cords, preferably for sealing tent sheet cords. : de en
  • US2400396A - Child's hobbyhorse : en
  • US2400076A - Air purifying and filtering apparatus : en
  • US2400129A - Solution polymerization process : en
  • US2400466A - Separation of higher phenols from wood distillate : en
  • US2400315A - Coating machine : en
  • FR909666A - Prism : en fr
  • US2400068A - Power plant : en
  • US2400376A - Process for recovering olefins from a hydrocarbon stream : en
  • CH242367A - Game. : de en
  • CH242415A - Bracelets, in particular for watches. : de en
  • CH242325A - Container with a device for withdrawing liquids. : de en
  • CH242348A - Manufacturing process for vinyl chloride. : en fr
  • FR909779A - New compositions of deforming inks : en fr
  • CA434714A - Multi-tray clarification : en fr
  • FI21355A - Förfaringssätt vid uttvättning av sulfitmassa : en fi
  • FR909567A - Wrist watch : en fr
  • GB577327A - Improved constructional elements in metal, plastics, cement and in all other kinds of materials excluding wood : en
  • AU121419B2 - Deflection control system : en
  • NL57574C - : en
  • CH242433A - Process for the production of shut-off devices in power cables. : de en
  • AU133610B2 - Improvements relating to radio navigational systems : en
  • AU1211543A - Apparatus for tying wire around bundles, packages, cases and the like : en
  • CA14636S - Figurine ( a rearing horse) : en
  • CA434771A - Car coupler mechanism : en fr
  • GB577404A - Improvements in electromagnetic vibrator circuits : en
  • US2400240A - Fan : en
  • AU355246A - Directive antennas : en
  • CA434758A - Electricity conductor unit : en fr
  • US2400241A - Cultivating tool : en
  • US2400268A - Calendar : en
  • AU310546A - Improvements in or relating tothe manufacture of finely divided magnetic material : en
  • CA434690A - Metal hanger : en fr
  • USD144677S - Design for a couch or the like : en
  • CA434661A - Check valve device : en fr
  • CA434757A - Electricity conductor unit : en fr
  • US2400214A - Refrigeration : en
  • USD144712S - Earring or similar article : en
  • CA434676A - Magnetic compass : en fr
  • CA434702A - Triazole derivative : en fr
  • CA434740A - Reversible emulsion : en fr
  • CH242323A - Slide for drawers. : en fr
  • CH242420A - Manually operated central lubrication pump. : de en
  • CA434724A - Lock-nut : en fr
  • GB577369A - Improvements in and relating to stackable chairs : en
  • CA434668A - Reinforced concrete slab : en fr
  • CH242365A - Pencil box. : en fr
  • US2400331A - Electron lens system : en
  • US2400272A - Barium chromate pigments and methods of preparing the same : en
  • US2400374A - Control means for antifriction bearings : en
  • CA434734A - Plywood structure : en fr
  • CA434785A - Electroplating bath and process : en fr
  • US2400450A - Liquid sealed vent valves : en
  • CH242297A - Device for preventing the logs from splitting when felling trees. : de en
  • CH242523A - Process for the preparation of an acylated sulfonamide. : de en
  • AU132902B2 - Frequency controlling system : en
  • GB577303A - Improvements relating to bi-metallic heat-sensitive devices : en
  • AU220846A - Ulitization of waste wax-paper : en
  • FR909692A - Filling mechanism for reservoir pen holder : en fr
  • GB577336A - Improvements relating to cartons containing powders, for example, foot powders : en
  • FR909768A - Process for obtaining products intended to replace rubber in its various applications : en fr
  • CH242335A - Process for making a milk product. : de en
  • GB577354A - Shims : en
  • AU343746A - Directional microwave antennas : en
  • AU352746A - Detector system for very short electric waves : en
  • CA434651A - Multiple bladed knife : en fr
  • CH242524A - Process for the preparation of an acylated sulfonamide. : de en
  • FR909658A - Shoe heel improvements : en fr
  • FR909731A - Pure sulfur production process : en fr
  • IE18377L - Velocity modulation valves : en
  • FR909631A - Pump : en fr
  • GB577363A - Improvements in and relating to high voltage fuses : en
  • CH242358A - Device for the production of binding covers. : de en
  • CH242387A - Watch box. : en fr
  • US2400421A - Cloche, greenhouse, and the like : en
  • ES173266A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • GB577320A - Improvements in or relating to recoil compensating charges for projectors for explosive or other projectiles : en
  • CA434707A - Choke fitting : en fr
  • CH242382A - Photometer. : de en
  • CA434760A - Feed section for electrical wiring system : en fr
  • US2400121A - Torque-controlled liquid torque drive : en
  • ES170846A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF AUTOMATIC GUNS : en es
  • US2400372A - Fluid pressure actuated valve : en
  • US2400209A - Ink container : en
  • US2400285A - Welder's electrode holder : en
  • US2400157A - Brazed cylinder muff : en
  • GB577399A - Improvements relating to a cooking grill : en
  • GB577432A - A process for the production of bubble-free bodies from synthetic materials : en
  • ES173185A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BICYCLES : en es
  • US2400458A - Apparatus for dehydrating liquid products : en
  • ES173261A1 - A VERTICAL MACHINE FOR THE MANUFACTURE OF VERTICAL TISSUES : en es
  • FR909609A - Apparatus for condensing the vapor contained in a gas-vapor mixture, for example humid air : en fr
  • GB577451A - Improvements in or relating to the flanging of sheet metal plates, strips and the like : en
  • FR909610A - Improvements to the wheels and tires of all vehicles : en fr
  • AU134483B2 - Improvements in or relating to electric facsimile transmission systems : en
  • ES173207A1 - AN ECONOMIC PROCEDURE FOR THE MANUFACTURE OF PLATES OF LARGE SURFACES, SLABS OR CURVES, WITH THE RESISTANCE CALCULATED ACCORDING TO THE USE TO WHICH THEY ARE DESIGNED : en es
  • ES173201A1 - AN AUTOMATIC PARACHUTE CONTROL APPARATUS : en es
  • GB577368A - Improvements in or relating to fuel supply arrangements for aircraft : en
  • FR909719A - New process for manufacturing a pest control product based on shale oil, and product obtained by this process : en fr
  • FR909673A - Ball bearing bearing, specially designed for spindles with high rotational speed : en fr
  • GB577291A - Process for uniting rubber to textile fabrics : en
  • DK64476C - Apparatus for heat treatment of peat, lignite or other, preferably colloidal materials. : da en
  • US2400442A - Control apparatus : en
  • CH242386A - Waterproof winder. : en fr
  • US2400109A - Piston ring : en
  • AU288246A - Power Conservation System : en
  • ES172406A3 - A PROCEDURE FOR EXTRACTION OF A LIQUID MIXTURE : en es
  • CH242357A - Writing paper with ruled lines. : de en
  • CA434715A - Pressure cooker : en fr
  • CH242500A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2400322A - Flare pistol installation : en
  • US2400435A - Dispensing device : en
  • CH242313A - Neodymium-containing, color-enhancing and ultraviolet-absorbing glass suitable for the manufacture of glasses and process for its manufacture. : de en
  • CH242492A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • ES12864U - Charging device for 35 mm film cartridges. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400187A - Rotary cutting tool : en
  • US2400275A - Stop motion for carding machines : en
  • US2400373A - Refining hydrocarbon oil : en
  • US2400380A - Chemical compound and method : en
  • FR909607A - Masonry and corrugated iron container for liquids : en fr
  • NL57629C - : en
  • US2400451A - Fire tool : en
  • CA434786A - Telephone transmission system : en fr
  • ES12909U - Shirt collar, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400102A - Hair-waving device : en
  • US2400282A - Shoe heel : en
  • US2400390A - Package : en
  • CA434704A - Blow-off valve apparatus : en fr
  • ES173176A1 - A PROCEDURE FOR OBTAINING THE PURE RUBBER CONTAINED IN THE RUBBERS OF OLD RUBBER ARTICLES : en es
  • ES172827A3 - IMPROVEMENTS MADE IN REELS OR REELS FOR THREADS AND SIMILAR : en es
  • US2400278A - Inertia operated circuit maker and breaker : en
  • US2400192A - Refrigeration : en
  • USD144703S - Fageol child s vehicle : en
  • USD144719S - Design fob an all metal chair : en
  • USD144739S - Design for a scoop : en
  • FR909730A - Device for guiding the penetrator of a sclerometer : en fr
  • USD144722S - Design for an electric heater : en
  • US2400180A - Air-purifying apparatus : en
  • USD144707S - Design for a helicopter : en
  • CA14634S - Figurine(a small horse) : en
  • US2400453A - Cellulose acetate butyrate coating compositions : en
  • US2400430A - Cylinder grinding tool : en
  • FR909594A - Process for the separation of gas mixtures : en fr
  • ES12889U - Apparatus for heat therapeutic applications (Machine-translation by Google Translate, not legally binding) : en es
  • FR909616A - Wristwatch link : en fr
  • FR909693A - Elastic axle guide for rail vehicles : en fr
  • GB577367A - Improvements in and relating to ventilators for vehicles, buildings and like purposes : en
  • GB577419A - Improvements relating to self-loading firearms : en
  • ES12600U - Twisted perfected hair curler. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909702A - Dynamometric device for testing motors : en fr
  • GB577319A - Improvements in or relating to recoil compensating charges for projectors for explosive or other projectiles : en
  • FR909670A - Process for the rural production of mixed fuel gas from fermentation and gasifier : en fr
  • ES12914U - Perfect razor shaver. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909551A - Loom for velvet or silk with lowered heald-holder frames : en fr
  • CH242446A - Process for the production of selenium cells. : de en
  • US2400277A - Indicating mechanism : en
  • US2400327A - Selvage for rayon fabrics : en
  • GB577346A - Machines for the production of phonographic recording discs : en
  • ES12888U - Bucket for acids. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909676A - Button : en fr
  • GB577423A - Improvements in or relating to reciprocating pumps or motors : en
  • FR909578A - Perfumery item such as lipstick : en fr
  • FR909764A - Process for facilitating the reading of information recorded by perforations on a card for accounting or statistical machines using punched cards : en fr
  • GB577438A - Improvements in power transmission mechanism : en
  • US2400235A - Base structure for jacks : en
  • ES12861U - Tensioner or thread brake, applicable to knitting machines and other machines of the textile industry. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12910U - Shirt cuffs, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12725U - Last or pernito for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172448A1 - A PROCEDURE TO PRODUCE CHAINS OR SIMILAR ARTWINGS : en es
  • ES172450A1 - A METHOD OF MAKING BUCKLES OR SIMILAR ITEMS : en es
  • ES173252A1 - IMPROVEMENTS IN THE MANUFACTURING METHODS OF RECTIFIER ELEMENTS : en es
  • GR10667B - ARTICLE PTYOSKAPANI. : el en
  • NL59156C - : en
  • US2400141A - Fuel-supply control for automatic stokers : en
  • US2400265A - Hobbyhorse velocipede : en
  • CA434751A - Electrical convenience outlet : en fr
  • AU132186B2 - Improvements in or relating tothe manufacture of finely divided magnetic material : en
  • CA434749A - Suspension filing system : en fr
  • US2400312A - Casket rack : en
  • CA14627S - Figurine : en
  • CA434779A - Railway indicating apparatus : en fr
  • US2400094A - Molding process : en
  • US2400234A - Marine propeller and the like : en
  • AU121417B2 - An improved self-adjusting compensator forthe valves of engines orthe like : en
  • US2400156A - Engine charge forming device : en
  • US2400446A - Catalytic treatment of hydrocarbon oils : en
  • ES173291A3 - IMPROVEMENTS IN THE MANUFACTURE OF PRESSED PLATES, BASED ON ELEMENTS IMPREGNATED WITH HEAT-HARDENING SYNTHETIC RESINS : en es
  • GB577425A - Improvements in spring suspension for vehicles : en
  • CH242320A - Armchair with movable seat, movable and adjustable backrest and device for adapting it to the body of the seated person. : de en
  • US2400245A - Seismic surveying : en
  • US2400107A - Low air pressure alarm for pneumatic vehicle tires : en
  • CH242389A - Waterproof watch box. : en fr
  • CH242458A - Means for coloring hair. : de en
  • CH242301A - Process for the destruction of rats and other pests. : en fr
  • ES173281A1 - AN AUTOMATIC MECHANISM FOR CONTINUOUS AND MULTIPLE MANUFACTURE OF TUBE, BASED ON FLEXIBLE MATERIAL : en es
  • GB577400A - Improvements in and relating to dynamo-electric machines : en
  • CA434756A - Electricity conductor unit : en fr
  • US2400101A - Purification of unsaponifiable fractions of fats or oils : en
  • USD144741S - Combined display stand and merchandise container unit : en
  • US2400175A - Toy : en
  • US2400393A - New composition of matter : en
  • US2400426A - Body splint stretcher : en
  • US2400359A - Clutch mechanism for slusher hoists : en
  • AU264746A - Improvements in or relating to electric pulse signalling systems : en
  • ES12908U - Perfected shirt. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173227A3 - A NEW PROCEDURE FOR THE MANUFACTURE OF POLYMERIZABLE PLASTIC MATERIAL : en es
  • CH242350A - Process for the preparation of 2- (p-aminobenzene-sulfonylamino) -pyrimidines. : de en
  • CH242400A - Throat knife protection. : de en
  • US2400226A - Stationery feeding device for typewriting machines : en
  • US2400300A - Regenerative furnace : en
  • AU121420B2 - Improvements inthe manufacture of water gas : en
  • FR909651A - Device for removable fixing of upholstery fabrics to furniture : en fr
  • US2400104A - Dispensing machine : en
  • CA14629S - Figurine (a monkey) : en
  • CH242396A - Boring tool head. : de en
  • CA434731A - Rubber article manufacture : en fr
  • AU137570B2 - Directive antenna systems : en
  • CH242465A - Negative feedback amplifier. : de en
  • CH242346A - Method and device for the production of thiourea. : de en
  • US2400415A - Automatic fuel control : en
  • USD144737S - Design for a stereoscope : en
  • ES12896U - Invisible fixer for photographs. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577430A - Improvements in or relating to web processing apparatus : en
  • ES12893U - Improved bag (Machine-translation by Google Translate, not legally binding) : en es
  • FR909707A - Resinning of shoes in tar cardboard and metal rivets : en fr
  • GB577452A - Improvements in or relating to a screw thread forming tap : en
  • CH242463A - Franking machine. : de en
  • ES172901A3 - A PROCEDURE FOR VARNISHING, GLAZING, OR COATING WIRE OR METAL CONDUCTORS : en es
  • CH242362A - Device for preserving a photographic film wound on a reel from light. : en fr
  • ES12875U - Key for rectal cannula. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909745A - Hand bellows for sulfur and powder, metallic : en fr
  • ES173158A1 - A DEVICE OR APPARATUS TO AUTOMATICALLY PRODUCE THE OPENING AND CLOSURE OF THE ADMISSION OF DIRECT ATMOSPHERIC AIR INTO AN COMPRESSOR OR ANALOGUE, OR IN A COMPRESSOR WORKING SIMULTANEOUSLY IN THE TWO ASPECTS, IN DEPENDENCE OF THE PRESSURE OR DEPRESSION ESTABLISHED IN A CONTAINER ANNEXED TO THE APPLIANCE : en es
  • US2400264A - Watchmaker's tool : en
  • ES12881U - Device to establish the fastenings of the suspenders of the pants buttons (Machine-translation by Google Translate, not legally binding) : en es
  • USD144738S - Power lift attachment for tractors : en
  • US2400409A - Methods for dehydration of alcohols : en
  • CH242371A - Trigger device for repeating rifles. : de en
  • CA434784A - Amplification with high efficiency : en fr
  • CH242360A - Rolling machine for embossing films. : en fr
  • FR909613A - Integrating dynamometer : en fr
  • CA434696A - Furnace-wall : en fr
  • US2400294A - Adjustable sheave : en
  • ES173159A1 - AN EQUIPMENT CONSISTING OF A HEAT ACCUMULATOR WITH A SELF-MANAGER OF THE SAME : en es
  • FR909756A - Liquid flow measuring and recording device : en fr
  • GB577342A - Improvements in or relating to petrol lighters : en
  • ES12867U - Pieces to make architectural constructions in miniature. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12853U - Armchairs articulated. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909617A - Device for mounting panels, plates, or the like, in frames of any shape : en fr
  • FR909765A - Insulator for elements subjected to tensile forces : en fr
  • ES12613U - Improvement in the construction of furniture, convertible sofas in love and in dining table (Machine-translation by Google Translate, not legally binding) : en es
  • CA434800A - Refueling nozzle : en fr
  • US2400253A - Trailer : en
  • CA434689A - Friction element : en fr
  • CA434767A - Fishhook making machine : en fr
  • US2400392A - Turbine apparatus : en
  • ES173295A1 - LIQUID FUEL GASIFIER : en es
  • CH242329A - Arrangement for braking threads or yarns, especially for spinning machines, twisting machines, looms, etc. : de en
  • CH242418A - Bearing. : en fr
  • CH242528A - Process for the preparation of an acylated sulfonamide. : de en
  • CH242366A - Board game. : de en
  • AU135713B2 - Directional microwave antennas : en
  • ES173226A1 - PROCEDURE FOR THE INDUSTRIAL OBTAINING OF SACRINE : en es
  • FR909581A - Process for the purification of gases from compounds of mineral polybasic acids : en fr
  • US2400358A - Snubber for hoists : en
  • GB577382A - Improvements relating to permanent brake magnets for electricity meters : en
  • FR909770A - Further training in electronic tubes : en fr
  • GB577433A - An improved process for rendering nylon fabrics water repellent : en
  • US2400304A - Method of manufacturing metal coated articles : en
  • US2400379A - Resin-impregnated woven textile fabric and method of producing the same : en
  • USD144678S - Spectacle frame or similar article : en
  • US2400108A - Wide range flow meter : en
  • US2400352A - Gravity furnace : en
  • US2400286A - Rotary machine : en
  • US2400145A - Hitch : en
  • US2400341A - Vibrating hand trowel : en
  • USD144716S - Design fob a ring watch : en
  • FR909560A - Device for feeding carbon washing tanks : en fr
  • CA434705A - Fluid pressure brake : en fr
  • US2400292A - Crystalline pellets and method of preparation : en
  • CA434703A - Lamp adapter : en fr
  • US2400079A - License plate : en
  • AU344246A - Electron discharge apparatus : en
  • CA434795A - Moulding process : en fr
  • US2400212A - Sewing machine : en
  • ES173265A2 - MECHANICAL TROLLEY FOR SPRAYING AND DISTRIBUTING INSECTICIDE AND SIMILAR LIQUIDS : en es
  • US2400222A - Wrist purse : en
  • US2400178A - Medical suction apparatus : en
  • US2400225A - Brake cooling mechanism : en
  • US2400463A - Method of producing trichloropropionic acid : en
  • US2400348A - Anchorage insert for screwthreaded fastenings : en
  • FR909564A - Animated light board : en fr
  • FR909729A - Hot smoke thermal insulation system : en fr
  • NL57531C - : en
  • AU130826B2 - Improvements in or relating to electrical condensers : en
  • CH242384A - Hand-wound, self-winding timepiece. : en fr
  • US2400459A - Method of and apparatus for concentrating and dehydrating liquid products : en
  • US2400356A - Manifolding assembly with erasure stub : en
  • CA434653A - Tire setting machine : en fr
  • GB577282A - An improved manufacture of aromatic hydrocarbons : en
  • GB577393A - Improvements in electrical tumbler switches : en
  • US2400193A - Tuning structure for radio receiving sets : en
  • US2400369A - Charge forming device : en
  • US2400452A - Electromagnetic relay : en
  • ES173285A1 - A CHANGE OF HYDRAULIC AND AUTOMATIC SPEEDS APPLICABLE TO TRANSPORT AND TO INDUSTRY IN GENERAL : en es
  • CH242375A - Device for testing an object with regard to mechanical vibrations. : de en
  • CA14635S - Figurine (a stock) : en
  • FR909723A - Improvements to telephone systems : en fr
  • NL57424C - : en
  • USD144706S - Design for a helicopter : en
  • ES7879Y - Folding frame, made of cardboard or similar materials, applicable to boxes that must contain glass or crystal ampoules, or other fragile objects. : en es
  • US2400194A - Method for contacting fluids with finely divided solid particles : en
  • GB577398A - Selenium rectifier temperature indicator : en
  • DK64479C - Remote signaling control system. : da en
  • NL57577C - : en
  • US2400398A - Pyrazine : en
  • AU135255B2 - Directional Microwave Antennas : en
  • CA434736A - Radiator tube construction : en fr
  • CA434738A - Blown fatty material production : en fr
  • CA434755A - Multiple conductor electric wiring unit : en fr
  • US2400227A - Hair extractor apparatus : en
  • CH242491A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • GB577279A - Improvements in or relating to the manufacture of organic sulphur compounds : en
  • IE17743L - Soldering fluxes. : en
  • ES173162A1 - A PERFECTION IN THE CANNERING MACHINES OF CONES : en es
  • FR909644A - Advanced needle holder for hypodermic syringes : en fr
  • ES12851U - A machine for making cigarettes (Machine-translation by Google Translate, not legally binding) : en es
  • CA434663A - Wheel structure : en fr
  • CA434681A - Vice : en fr
  • CH242472A - Mountain bag. : en fr
  • US2400074A - Folding machine : en
  • CA434745A - Primary aromatic amine formaldehyde resin : en fr
  • CH242521A - Process for the preparation of an acylated sulfonamide. : de en
  • CH242452A - Forming arrangement with mechanical contacts. : de en
  • FR909752A - Cape-skirt : en fr
  • US2400465A - Catalytic conversion of hydrocarbons : en
  • US2400351A - Battery handle connector lock : en
  • CA434650A - Lead silicate paint : en fr
  • FR909741A - Canvas without weft : en fr
  • USD144720S - Design fok a clock : en
  • USRE22756E - josserand : en
  • USD144728S - Design for a coffee maker : en
  • FR909738A - Device for rolling cigarettes : en fr
  • CA434764A - Alloy steel working method : en fr
  • USD144673S - Design for a staple hammer : en
  • FR909724A - Improvements to the interior fittings of motor vehicles : en fr
  • GB577283A - Transmitter-type pressure gauges and the like : en
  • ES173163A1 - IMPROVEMENTS IN THE CANILLERAS MACHINES : en es
  • FR909643A - Sealing seat for gate valve : en fr
  • FR909674A - Mixing stand for barrels : en fr
  • US2400342A - Pattern control mechanism for warp drawing in machines : en
  • US2400387A - Method and apparatus for forging crankcases : en
  • US2400307A - Variable-speed drive : en
  • CA434695A - Resuscitator : en fr
  • FR909633A - Hinge : en fr
  • FR909632A - Leveling device for crawler tractors : en fr
  • ES12840U - Fiber bristle scrub brush, etc. : en es
  • FR909742A - Improvements made to weaving on looms operated by hand or mechanically, in particular on tapestry looms or the like : en fr
  • ES173157A1 - A PERFECTED SPRAYER APPARATUS : en es
  • ES173152A1 - IMPROVEMENTS MADE IN THE MANUFACTURE OF BARRELS : en es
  • FR909640A - Prefabricated plastic seal system : en fr
  • GB577292A - Improvements relating to the alkylation of hydrocarbons : en
  • FR909718A - Manufacturing process of dummy slates and slate products : en fr
  • GB577356A - Improvements relating to vibration dampers : en
  • FR909798A - Intermittent drive mechanism of an axle or other component : en fr
  • FR909561A - Improvements to the decoration of objects by means of photographs : en fr
  • GB577306A - An improved method and apparatus for the washing of ampoules and other receptacles : en
  • GB577403A - Improvements relating to machines for testing the lead of the teeth of helical spur gear wheels : en
  • GB577275A - Improvements in or relating to methods and apparatus for reducing the effect of interference in the observation of signals : en
  • USPP689P - Chrysanthemum plant : en
  • GB577350A - Improved process relating to the polymerisation of olefinic materials : en
  • GB577376A - Improvements in or relating to screwing die or other tool holders : en
  • FR909657A - Loose-leaf binders and books : en fr
  • FR909663A - Sawtooth roof : en fr
  • GB577305A - Improvements relating to stays for windows, doors or the like : en
  • GB577334A - An improved motor driven self-contained fire fighting vehicle : en
  • GB577391A - Improvements in files : en
  • GB577347A - Improvements in totally enclosed water-tight electric motors : en
  • USD144733S - Design fob a handbag : en
  • AU131965B2 - Improvements in or relating to liquid fuel dispensing apparatus : en
  • FR909675A - Method for improving the hatching proportion of eggs placed in an incubator and apparatus for carrying out this method : en fr
  • US2400166A - Nut lock : en
  • GB577411A - Improvements in brake and clutch apparatus : en
  • FR909703A - Device intended for pointing the leads of pencils : en fr
  • ES12906U - Pencils with mines of various colors that are exchanged at will (Machine-translation by Google Translate, not legally binding) : en es
  • US2400326A - Electrical measuring instrument : en
  • US2400418A - Pressure control foe hydraulic : en
  • DK64477C - Procedure for precipitating or separating substances dispersed in water. : da en
  • US2400411A - Measurement of material in containers : en
  • USD144682S - Design for a keyless lock : en
  • ES12876U - A new structure seat for toilet seats (Machine-translation by Google Translate, not legally binding) : en es
  • US2400429A - Placer mining device : en
  • US2400412A - Dimpling tool : en
  • GB577313A - Delustring textiles : en
  • GB577401A - Improvements in automatic feed mechanism for granular or pulverulent material : en
  • US2400252A - Optical sighting instrument : en
  • GB577304A - Improvements in and relating to guide bearings for control tubes and the like : en
  • FR909634A - Locking device for metal windows : en fr
  • FR909598A - Box of spoons and other lures : en fr
  • FR909661A - Row crop cultivator for root crops : en fr
  • GB577298A - Improvements in or relating to kerf cleaners or gummers for use with coal cutting machines : en
  • GB577414A - Improvements in or relating to machines for levelling press blocks : en
  • US2400338A - Clamp for flexible conduit attaching nuts : en
  • US2400395A - Composition of matter and process for preventing water-in-oil type emulsions resulting from acidization of calcareous oil-bearing strata : en
  • CH242345A - Process for the preparation of 2-keto-1-gulonic acid. : de en
  • FR909691A - Articulated and elastic sole for shoes of all kinds : en fr
  • CH242510A - Process for the production of a vat dye. : de en
  • US2400228A - Acid level indicator and electrolyte condenser for storage batteries : en
  • CA434720A - Suction cleaner : en fr
  • ES173188A1 - NEW DOUBLE WAVE RECTIFIER SYSTEM : en es
  • US2400329A - Refrigerating apparatus : en
  • AU131102B2 - Improvements in or relating to thermionic amplifiers : en
  • CA434667A - Weld rod covering : en fr
  • ES165866A1 - A PROCEDURE FOR THE TRANSFORMATION OF GLASS FIBERS OR ANALOGUE IN A THREAD WITH VIEWS TO THE PRODUCTION OF YARNS FOR YARNS : en es
  • US2400320A - Portable display table : en
  • US2400414A - Fuel control means : en
  • US2400231A - Means for dispensing liquids having low boiling points : en
  • FR909641A - Method of measuring the elements of an inductor or a capacitor : en fr
  • AU1082943A - Safety device for occupants of vehicles : en
  • ES173198A3 - APPARATUS FOR DETERMINING ANGLES : en es
  • FR909667A - New derivatives of n-polyoxy-alkylamines : en fr
  • CH242405A - Process for manufacturing elastic drawn articles and in particular of cords, starting from a mixture based on polyvinyl chloride. : en it
  • USD144746S - Design for a herb bag unit : en
  • FR909653A - Vertical boiler with firebox and water tubes : en fr
  • GB577421A - Improvements in and relating to rifles and like firearms : en
  • FR909620A - Hand loom : en fr
  • CH242309A - Method for producing a body consisting at least partially of glass with a tubular glass part. : de en
  • FR909725A - Pneumatic device for projectile projection : en fr
  • FR909697A - Frame enhancements for ladies' bags : en fr
  • US2400093A - Hydraulic coupling : en
  • GB577294A - Improvements in and relating to measuring gauges : en
  • FR909569A - Block-type calendar on folding sheet table : en fr
  • GB577355A - Improvements in or relating to film treating apparatus : en
  • ES173222A1 - SOME IMPROVEMENTS IN THE PROVISION OF THE SUPPORT BEARINGS OF THE HOLDERS OR TOOL HOLDERS IN THE LATCHES AND USEFUL MACHINES OF HIGH SPEED AND GREAT PRECISION : en es
  • FR909618A - Artificial fly box : en fr
  • USD144734S - Trimming for receptacles for cosmetics and other articles : en
  • USD144710S - Design for a soda straw dispenser : en
  • FR909556A - Method and devices for the treatment of bauxites, in particular siliceous and ferruginous bauxites : en fr
  • FR909694A - Thermal storage boiler : en fr
  • CH242343A - Autoclave. : de en
  • CA434801A - Rubber vulcanizing method : en fr
  • FR909591A - Braking and stabilization device : en fr
  • GB577362A - Improved apparatus and method for the erection of cast in situ buildings : en
  • FR909603A - Advanced cremone bolt for metal windows : en fr
  • CH242525A - Process for the preparation of an acylated sulfonamide. : de en
  • FR909639A - Automatic dispenser-selector for bottles or other packaged products : en fr
  • FR909755A - Device for mounting partitions or other construction elements : en fr
  • ES173246A1 - A PERFECTED HUNTING MECHANISM FOR PRECISION BALANCES : en es
  • ES173150A2 - IMPROVEMENTS INTRODUCED IN THE MAIN PATENT : en es
  • ES172449A1 - A METHOD FOR THE MANUFACTURE OF HINGES AND SIMILAR ITEMS : en es
  • US2400346A - Airspaced support : en
  • US2400260A - Selective control and indication system : en
  • FR909592A - Process for dyeing animal fibers with acid dyes : en fr
  • ES173224A1 - PRESSURE GAS CHARGER WITH REVERSE CANYON : en es
  • FR909602A - Motor mower : en fr
  • ES172808A3 - IMPROVEMENTS IN THE CONSTRUCTION OF FLOATING ROOFS FOR DEPOSITS : en es
  • US2400182A - Unidirectional-twist woven fabric and method : en
  • US2400313A - Identification device : en
  • FR909732A - Luggage carrier bag, universal type : en fr
  • FR909748A - Toilet paper dispenser pouch : en fr
  • ES12878U - Bra for hair. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12863U - Security padlock for bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909672A - Method for manufacturing bearing housings for shock-absorbing bearings for clockwork movements and bearing housing manufactured according to this method : en fr
  • GB577280A - Improvements in electron discharge apparatus : en
  • US2400160A - Valve grinder : en
  • US2400361A - Method of pretreating cellulose to facilitate its acylation : en
  • CA434660A - Furnace grate : en fr
  • US2400061A - Telephone system : en
  • US2400276A - Opposite-twist woven fabric and method : en
  • CA434672A - Pilotage rotameter : en fr
  • FR909763A - Improvements to piezoelectric crystal mounts : en fr
  • US2400179A - Filter for breathing apparatus : en
  • US2400424A - Key holder : en
  • CH242316A - Peeler. : en fr
  • US2400280A - Window guard locking device : en
  • CH242332A - Slip. : de en
  • ES173160A1 - A PROCEDURE FOR THE OBTAINING OF A PRODUCT APPLICABLE TO THE REGENERATION OF THE VULCANIZED OR SYNTHETIC RUBBER : en es
  • ES173241A1 - AN ELECTRONIC DISCHARGE APPARATUS : en es
  • GB577332A - Improved anti-fouling compositions for ships : en
  • DK64485C - Device by Tone Arms for Magasing Gramophones. : da en
  • US2400154A - Power-operated sediment tester : en
  • FR909737A - Interior upholstery : en fr
  • US2400433A - Organic acids : en
  • US2400151A - Bending machine : en
  • US2400083A - Irrigating valve wrench : en
  • US2400299A - Lifting apparatus : en
  • CA434747A - Cross linked primary aromatic amine formaldehyde resin : en fr
  • USD144727S - Design for a film slide projector : en
  • USD144729S - Towel cabinet for outdoor use at pilling stations and the like : en
  • ES173161A1 - A COMBINED MECHANISM FOR THE BLOCKING OF THE LANZADERA AND THE TELAR : en es
  • AU348746A - Frequency controlling system : en
  • CA434686A - Temperature zoned air preheater : en fr
  • CA434700A - Electric induction apparatus : en fr
  • US2400149A - Visual aid device for relative movement : en
  • US2400143A - Processes of fermentation : en
  • US2400133A - Double modulation radio receiver : en
  • CH242340A - Smoking room. : en fr
  • CH242507A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CA434693A - Machine-tool : en fr
  • CA434777A - Speed governor : en fr
  • CH242305A - Building block. : de en
  • CA434652A - Surgical operating appliance : en fr
  • CA434655A - One-way clutch : en fr
  • CA434730A - Photographic material production : en fr
  • ES12870U - New pipe (Machine-translation by Google Translate, not legally binding) : en es
  • FR909677A - Timer switch : en fr
  • US2400110A - Coupling : en
  • CA434669A - Rock drill : en fr
  • FR909734A - Improvement in the manufacture of bands of mixtures of cement and fibrous materials reinforced with a mesh or wire mesh or similar material : en fr
  • GB577373A - Improvements in or relating to the moulding of thermosetting materials : en
  • ES12911U - Device, attached to the cases in which the razors are stored, which is intended to contain the cutting blades, and at the same time serves as a support to stabilize the machine inside its case. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12838U - Pocket torch with batteries in series. (Machine-translation by Google Translate, not legally binding) : en es
  • GR10666B - METHOD OF APPLICATION OF THE VEHICLE SYSTEM - ELECTRIC GENERATOR IN THE CHEMICAL INDUSTRY. : el en
  • ES173247A1 - APPARATUS FOR PREPARING PRESSED BLOCKS OR BREADS OF SALTED AND SMOKED FISH, DRIED FRUITS AND OTHER APPROPRIATE FOODSTUFFS : en es
  • US2400122A - Manufacture of miniature thermionic devices : en
  • CA434762A - Photographic sound recording : en fr
  • CH242303A - Compound reinforced structure, compulsory for armed constructions. : en it
  • ES173153A1 - A PROCEDURE TO DETERMINE THE GEOMETRIC RELATIONSHIP BETWEEN A GROUP OF AT LEAST THREE POINTS WHOSE RELATIVE POSITION IS KNOWN AND A NEW POINT OUTSIDE OF SAID GROUP, SUCH POINTS BEING ON THE LAND SURFACE : en es
  • CH242372A - Locking piece of firearms. : de en
  • US2400163A - Sole channel and rib cementer : en
  • US2400062A - Magnetic fixture : en
  • US2400434A - Self-priming centrifugal pump : en
  • US2400081A - Thermionic tube : en
  • CA434711A - Casting treating method : en fr
  • US2400188A - Acid anthraquinone dyestuff : en
  • US2400323A - Wire stranding machine : en
  • USD144750S - Design for an airplane mask : en
  • US2400464A - Method of producing methyl-beta-chloroacrylate : en
  • CH242509A - Process for the production of a vat dye. : de en
  • CA434727A - Rubber-like material article manufacture : en fr
  • CA434753A - Electricity conductor unit : en fr
  • ES173223A1 - A PROCEDURE FOR THE CONSTRUCTION OF ARMOR FOR COVERS : en es
  • ES173257A1 - A PROCEDURE TO OBTAIN AN ALLOY INTENDED FOR WELDING TIN AND SIMILAR METALS : en es
  • DK64487C - Device for Photographic Devices for Rotating the Mat Disc. : da en
  • US2400158A - Valve vibrator and heater : en
  • ES172663A3 - IMPROVEMENTS IN THE MANUFACTURE OF OILED FABRIC : en es
  • FR909740A - Improvements to telephone systems : en fr
  • US2400210A - Shoulder perfectioner : en
  • AU131547B2 - i Improvements relating togas burners : en
  • FR909597A - Thick Pulling Machine : en fr
  • CA434792A - Reversible magnetic gearing : en fr
  • CH242296A - Device for supporting the branches of fruit trees. : en fr
  • ES173194A3 - PROCEDURE FOR CONSTRUCTION OF CEMENT-BASED FLOORS, WITHOUT FORMWORK OR RIBS : en es
  • GB577447A - Improvements in liquid-level indicating devices : en
  • NL57491C - : en
  • US2400138A - Refrigeration : en
  • US2400288A - Process of making dinitroethyleneurea : en
  • USD144751S - Design foe an airplane tail wheel : en
  • US2400126A - Pneumatically controlled automatic pilot : en
  • US2400244A - Calculating machine : en
  • ES173209A1 - IMPROVEMENTS IN THE MANUFACTURE OF STOCKINGS OR SOCKS : en es
  • AU325946A - Improvements relating to selective conveyors : en
  • FR909646A - Fitting for tent frames and the like : en fr
  • CH242294A - Threshing machine with vertical sifter. : de en
  • CH242349A - Process for the manufacture of acetals in the presence of a catalyst containing mercury compounds. : en fr
  • ES12890U - Special demutiplicador button for radio controls. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434750A - Gear divider with pressure loading bushing : en fr
  • USD144717S - Design for a radio cabinet : en
  • US2400065A - Ski binding : en
  • US2400171A - Stabilized metal ascorbates : en
  • US2400384A - Thermoelectric generator and circuit : en
  • USD144695S - Design for a lamp fok a range : en
  • GB577422A - Improvements in or relating to fuel feeding apparatus : en
  • GB577296A - Improvements in or relating to processes and apparatus for effecting the combustion of solid combustible material : en
  • GB577408A - Improvements in or relating to boiler and like furnaces : en
  • US2400170A - Time cycle telemetering : en
  • US2400394A - Process for breaking petroleum emulsions : en
  • CA14628S - Figurine(a gaxelle) : en
  • CH242404A - Process for the manufacture without the use of pressure of objects based on synthetic resins, both rigid and flexible. : en it
  • US2400355A - Production of aromatics : en
  • AU280146A - Saggars : en
  • CA434701A - Generator protection : en fr
  • ES172877A1 - A PROCEDURE FOR PREPARING A DERIVATIVE OF ISOQUINOLINE : en es
  • ES173196A1 - AN ELECTROCHEMICAL CONDENSER : en es
  • GB577312A - Improvements in and relating to electric control devices : en
  • GB577441A - Improvements in method of and apparatus for treating yarn thread or cord : en
  • US2400368A - Toolholder : en
  • AU131681B2 - Ulitization of waste wax-paper : en
  • CH242344A - A method of making a liquid containing methyl acetal. : en fr
  • USD144704S - Design for an embossed leather or similar article : en
  • CA434739A - Hard wax substitute : en fr
  • US2400267A - Electric lighting fixture : en
  • CA434735A - Draft gear : en fr
  • CH242379A - Electric adding machine. : de en
  • CH242423A - Device for regulating the water level in the inlet channel of a hydropower plant. : de en
  • CA434685A - Chain saw setting, jointing and filing device : en fr
  • FR909570A - electrode for the therapeutic application of short and ultrashort waves : en fr
  • NL57398C - : en
  • US2400382A - Closed hammer mill circuits : en
  • AU131549B2 - Improvements relating to selective conveyors : en
  • USD144680S - Design for a garment hanger : en
  • US2400072A - Lock nut : en
  • US2400147A - Fluorescent glass composition : en
  • US2400066A - Television apparatus : en
  • USD144684S - Design for a keyless lock : en
  • ES173274A3 - IMPROVEMENTS IN SEALED LIQUID CONTAINERS : en es
  • ES12879U - Device that allows to convert a pneumatic vibrator from a drawer into a base vibrator or a needle vibrator and to mount several vibrators in series. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577309A - Improvements in and relating to control systems for power driven apparatus : en
  • GB577366A - Improvements in or relating to seals : en
  • US2400134A - Combined table and chair : en
  • US2400461A - Magnetic separation and settling for serpenting ores : en
  • FR909656A - Tool holder device for lathe : en fr
  • FR909580A - Safety razor : en fr
  • USD144715S - Design for a blanket wrap : en
  • FR909552A - Rod for military use, excursions and other applications : en fr
  • ES173263A1 - DRIVE FORCE TRANSMITTER, WITH CONTINUOUS GRADUATION AND AUTOMATIC REGULATION OF ROTATION SPEED : en es
  • GB577379A - Improvements in stays for hinged members : en
  • USD144696S - Design for a suit hanger : en
  • ES173180A1 - ORIGINAL DEVICE OF GRADUATION OF LEVEL OF OIL AND PROCEDURE OF WASHING IN THE POZUELOS OF COLLECTION OF LAS ALMAZARAS : en es
  • USD144709S - Gazda helicopter : en
  • FR909760A - Key clasp : en fr
  • US2400314A - Work holder : en
  • USD144700S - Brooch or similar article : en
  • USD144747S - Design for a shoe : en
  • GB577357A - Method of spray-coating surfaces and a spraying device for the purpose : en
  • FR909595A - Rocket device allowing the use of shells: cannon firing, semi-automatic mine, remote-controlled mine : en fr
  • GB577407A - Improvements in domestic firegrates : en
  • FR909599A - Artificial fish : en fr
  • ES173172A1 - A RADIOELECTRIC SYSTEM OF TRANSMISSION AND RECEPTION BY MEANS OF IMPULSES : en es
  • CH242454A - Electric lamp. : de en
  • FR909630A - Method and device for butt bonding to motion pictures and the like : en fr
  • GB577371A - Improvements in and relating to press tools : en
  • GB577314A - Improvements in or relating to the manufacture of chlorinated hydrocarbons : en
  • GB577428A - Improvements in or relating to semiconducting materials : en
  • FR909744A - Device for measuring lengths, in particular translational movements : en fr
  • GB577297A - Steam temperature regulator for use in connection with water tube boilers : en
  • FR909605A - New cut boxer shorts with elastic waistband : en fr
  • FR909727A - Improvements to automatic telephone systems : en fr
  • GB577290A - Improvements in or relating to containers for liquids or the like : en
  • CH242421A - Distributor for automatic, alternating supply of several lubrication points from one pressure line. : de en
  • FR909794A - Launching device for engines : en fr
  • USD144688S - Design for a base for a film splicer : en
  • GB577397A - Improvements in or relating to apparatus for mixing gases : en
  • GB577340A - Improvements in or relating to pumps for charging two-stroke internal combustion engines : en
  • CA434719A - Suction cleaner : en fr
  • US2400250A - Method and machine for making surgical sponges : en
  • CA434752A - Conductor for electrical wiring systems : en fr
  • CH242334A - Butter machine. : de en
  • US2400125A - Balanced suspension for chimes : en
  • US2400423A - Polymerization of maltose : en
  • CA434741A - Stable, non-gelling zinc-calcium resinate solution : en fr
  • DK64484C - Traction control device at Tile Stoves and similar Lighthouses. : da en
  • FR909699A - Floor : en fr
  • GB577383A - Improvements in or relating to alarm controls for alarm clocks : en
  • US2400206A - Tool retainer : en
  • US2400319A - Spring assembly machine : en
  • CA434729A - Rubber-like material article manufacture : en fr
  • CH242393A - Device for actuating an organ arranged in a rotating hollow spindle from a location outside the spindle. : de en
  • ES12601U - A trunk, suitcase or similar with tray or sliding trays (Machine-translation by Google Translate, not legally binding) : en es
  • ES173251A1 - IMPROVEMENTS IN AUTOMATIC TELEPHONE SYSTEMS : en es
  • US2400106A - Compounded oil : en
  • DK64482C - Method of Making a Leathery Product. : da en
  • FR909671A - Electric discharge tube and method of manufacture : en fr
  • US2400172A - Matrix clamp : en
  • US2400332A - Self-adjusting electrode support : en
  • FR909622A - Method of attaching helical steel fins attached to pipes : en fr
  • ES12883U - Nmagnetic toy that when operating prints the accessory objects thereof, movements of rotation and translation, on an axis of said accessories or figures and with respect to the axis thereof respectively (Machine-translation by Google Translate, not legally binding) : en es
  • USD144745S - Combined desk lamp and display case : en
  • FR909637A - Hydraulic brake with adjustable braking, especially for lifting devices : en fr
  • CA434773A - Paper product : en fr
  • ES172984A1 - A NEW SEWING SYSTEM SHOE CUTS TO SOLE : en es
  • GB577310A - Improvements in or relating to fuel supply systems for internal-combustion engines or other fuel consuming means : en
  • ES10748U - A game : en es
  • FR909789A - Improvement to constant level carburettors with several power jets coming into play successively and emulsion distribution by the edge of the butterfly : en fr
  • US2400127A - Radio beacon : en
  • US2400432A - Internal-combustion engine : en
  • DK64486C - Hot air motor. : da en
  • ES12869U - Machine for stitching media and similar points (Machine-translation by Google Translate, not legally binding) : en es
  • US2400270A - Fastening device : en
  • GB577276A - Improvements in radio blind-landing arrangements : en
  • GB577278A - Improvements in or relating to electron discharge apparatus for operation at ultra-high frequencies : en
  • US2400215A - Refrigeration : en
  • US2400425A - Eye plate attachment for coiled springs : en
  • US2400386A - Hydrogen fluoride alkylation of paraffins : en
  • CA14625S - Figurine (an elephant) : en
  • NL58020C - : en
  • US2400136A - Carbon pile regulator : en
  • GB577281A - Process of desulphurising iron pyrites ash : en
  • GB577299A - Improvements relating to thermally released electric switches or automatic circuit-breakers : en
  • US2400334A - Refrigerating system : en
  • ES173200A1 - A WINDING DEVICE, WITH AUTOMATIC STOPPING, FOR SEWING MACHINES : en es
  • FR909785A - Movable handle : en fr
  • ES173244A1 - PROCEDURE FOR THE THERMAL OBTAINING OF COMPOUNDS DR FUMIGATION : en es
  • NL57456C - : en
  • CH242307A - Pair of elements for connecting structural parts. : de en
  • CH242306A - Flooring for kitchens, bathrooms, laboratories, operating rooms, etc. : en fr
  • USD144711S - Design for a brooch or similar article : en
  • CH242370A - Safety device for the breech block base of handguns. : de en
  • GB577365A - Improvements in or relating to the atomization, gasification or nebulisation of liquids : en
  • US2400096A - Photographic measuring instrument : en
  • US2400142A - Fastening device : en
  • US2400417A - Wire carrier for workmen : en
  • CH242326A - Process for the production of fibers and threads from polyvinyl mixed acetals. : de en
  • CH242479A - Transport device. : de en
  • US2400298A - Method of acid treating a viscous hydrocarbon oil : en
  • US2400360A - Process for producing magnesium chloride liquors containing suspended calcium carbonate : en
  • CA434670A - Magnetic seismometer : en fr
  • CH242419A - V-belt. : de en
  • USD144744S - Szakacs utility box : en
  • USD144692S - Combined case and cribbage board : en
  • USD144697S - Best available copy : en
  • US2400114A - Recovery of nickel and ammonia : en
  • US2400185A - Air purifying canister : en
  • US2400339A - Electrical remote control device : en
  • AU309946A - Improvements in or relating to liquid fuel dispensing apparatus : en
  • CA434797A - Brake operating mechanism : en fr
  • US2400263A - Machine for breaking up cartons : en
  • ES12905U - Bra of papers or documents. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577293A - Improvements in radiators, coolers or heat exchange apparatus : en
  • GB577426A - Improved manufacture of eye-protecting glasses : en
  • CH242322A - Collapsible furniture. : de en
  • GB577413A - Improvements in fluid inlet pipes for radial flow elastic fluid turbines : en
  • CA434680A - Corset stay : en fr
  • GB577409A - Improvements in or relating to hook couplings : en
  • ES173165A1 - A SELF-PROPELLED DRIVING FORCE MACHINE : en es
  • ES173171A1 - IMPROVEMENTS IN TRANSFORMER-RECTIFIERS APPARATUS : en es
  • ES173280A1 - A PROCEDURE FOR THE MANUFACTURE OF A PLASTICIZING MASS, SUBSTITUTING THE RUBBER IN THE WATERPROOFING OF FABRICS OR WOVEN, WATERPROOF, ARTIFICIAL AND SIMILAR LEATHER : en es
  • ES12842U - Visible classification of correspondence and documents in general. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400073A - Automatic volume control : en
  • AU48946A - Improvements in and relating to poultry houses : en
  • AU344146A - Microwave directive antennas : en
  • FR909767A - Process and tools for the rapid and economical construction of reinforced concrete water towers : en fr
  • FR909660A - Automatic braking trailer towing device : en fr
  • US2400309A - Oscillation generator : en
  • CH242441A - Barrier electrode system in which at least one of the electrodes is subdivided so that there are a number of separate cells. : de en
  • CH242460A - Device for performing underwater vaginal irrigation. : de en
  • ES12854U - Tweezers for electrical power plugs. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577301A - Improved means for dressing welding electrodes : en
  • US2400269A - Arch supporting shoe : en
  • FR909690A - Electric call pendulum : en fr
  • GB577435A - Improvements relating to self-contained breathing apparatuses : en
  • ES173249A1 - IMPROVEMENTS IN REGENERATIVE AMPLIFIERS : en es
  • FR909624A - Electroplating apparatus : en fr
  • FR909782A - lock nut : en fr
  • ES173137A3 - A SINGLE CYLINDRICAL FOUR-STROKE EXPLOSION ENGINE : en es
  • US2400161A - Multiple orifice throttling device : en
  • US2400343A - Beam compass : en
  • FR909619A - Mechanism for the blades of handlooms : en fr
  • GB577328A - Improvements in or relating to conveyor buckets : en
  • FR909800A - Clutch regulator for air compressor : en fr
  • GB577284A - Improvements in or relating to stiffened material and the manufacture thereof : en
  • ES12855U - One-piece perfected block usable to contain electric-current switches. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172451A1 - A METHOD OF PRODUCING ARTICLES WITH A ROTATING UNION : en es
  • USD144723S - Band saw : en
  • USD144726S - Design for a tone arm for phonographs : en
  • US2400293A - Gauge : en
  • US2400283A - Alloys : en
  • FR909575A - Tank inkwell : en fr
  • CA434697A - Tank transmission : en fr
  • CH242530A - A device having an expansion temperature sensor as a transmitter and a receiver. : de en
  • CH242336A - Installation on crispbread machines. : de en
  • US2400205A - Torque wrench : en
  • DK64483C - Running device by Vertical folder drawers and other Drawers. : da en
  • US2400199A - Motor vehicle : en
  • USD144685S - Design for a combination keyless and key lock : en
  • CA434791A - Trouser hanger : en fr
  • CA434649A - Hollow shute wire : en fr
  • CH242359A - Film with microscopic lenticular array, method for its production and mechanism for carrying out said method. : en fr
  • GB577302A - Improvements in and relating to luminescent materials : en
  • FR909559A - Device for the automatic loading of wagons, skips, etc. : en fr
  • CH242380A - Method and device for performing frequency analyzes. : de en
  • US2400349A - Collapsible gunstock : en
  • CA434754A - Electrical wiring system : en fr
  • CH242338A - Process for the manufacture of a liquor. : en fr
  • USD144690S - Dispensing holder for toothpaste tubes and the like : en
  • CA14622S - Statue : en
  • CA434733A - Hypochlorite composition : en fr
  • CA434678A - Brush : en fr
  • US2400381A - Tubular electric lamp and holding means therefor : en
  • US2400444A - Stop nut : en
  • CA434788A - Circular knitting machine : en fr
  • US2400397A - Gas burner assembly : en
  • US2400347A - Oil bath air filter : en
  • US2400173A - Flying boat : en
  • US2400124A - Telegraph exchange system : en
  • US2400302A - Treating boron-containing steel : en
  • US2400370A - Process and apparatus for producing in the pure state, butyl alcohol, acetone, and ethyl alcohol from watery solutions : en
  • CH242431A - Process for regulating the water level in steam generators with an evaporation economizer. : de en
  • CH242511A - Process for the production of a vat dye. : de en
  • CH242485A - Device for controlling devices of the railway safety system. : de en
  • US2400256A - Selective control and indication system : en
  • CA434691A - Terminal fitting for stranded structure : en fr
  • US2400257A - Selective control and indication system : en
  • FR909662A - Method and measuring device : en fr
  • GB577348A - Improvements in or relating to governors : en
  • CH242395A - Drill chuck. : de en
  • CA434744A - Resin-like product : en fr
  • CA434746A - Primary aromatic amine aldehyde resin : en fr
  • CH242447A - Device for actuating a switching element by a mechanical resonance element. : de en
  • ES12917U - Plug with automatic switch for electric irons. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577416A - Improvements in frictional igniters : en
  • US2400317A - Fishing reel : en
  • US2400131A - Oil burner : en
  • CA14631S - Figurine (a fawn) : en
  • CA434780A - Remote control system : en fr
  • FR909555A - Construction game : en fr
  • AU260846A - Improvements in or relating to electric facsimile transmission systems : en
  • CH242399A - Pneumatic sanding roller. : de en
  • ES173262A1 - A REGULATING DEVICE AND INTERNAL PRESSURE SELF-DISPENSER IN PNEUMATIC CHAMBERS OF BEARING COVERS : en es
  • CH242331A - Table sewing machine. : de en
  • CH242427A - Method for regulating the delivery rate of a compressor driven by an exhaust gas turbine and device for carrying out the method. : de en
  • CH242484A - Device on motor vehicles for direct reading of the stopping distance. : de en
  • CA434799A - Geophysical prospecting apparatus : en fr
  • US2400111A - Pentareflector : en
  • CA434798A - Firearm : en fr
  • FR909769A - Advanced flexible hose connection : en fr
  • FR909668A - Luggage trolley convertible into a bench : en fr
  • AU133827B2 - Improvements in or relating to vacuum tube amplifiers : en
  • US2400092A - Process for preparing coppercontaining azo dyestuffs : en
  • US2400135A - Refrigerator : en
  • NL57613C - : en
  • US2400416A - Charge forming apparatus : en
  • CA434782A - Shoe sole attaching machine : en fr
  • USD144714S - Design for an airplane : en
  • US2400251A - Gynecological instrument : en
  • FR909700A - Insulating and watertight seal to equip mechanical plug devices : en fr
  • USD144689S - Wheel or tire change rest or similar article : en
  • ES12862U - Electric lamp used with normal voltage or battery. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909679A - Household lever scale : en fr
  • US2400090A - Hydrocarbon isomerization : en
  • FR909577A - Method and device for the parallax correction of viewfinders of cameras : en fr
  • US2400198A - Venetian blind and adjustable selflocking detachable fastener for cord ends : en
  • USD144693S - Design for a doll : en
  • FR909614A - Improvements in the manufacture of steel wool pads, and resulting products : en fr
  • FR909584A - Lubrication installation : en fr
  • GB577378A - Improved guide tube for supporting the stock bar in turning lathes and like machine tools : en
  • CH242453A - Method for isolating electrical high-voltage coils by wrapping them with strips of fiber material. : de en
  • US2400262A - Electric impulse generator : en
  • AU254846A - i Improvements relating togas burners : en
  • CH242424A - Wind power machine. : de en
  • US2400364A - Spark plug construction : en
  • CA434659A - Expansion rail joint : en fr
  • CH242437A - Compressed gas switch with several interruption points. : de en
  • AU135220B2 - Electron discharge apparatus : en
  • CA434803A - Photograph production in blue tones : en fr
  • CH242498A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2400301A - Cigarette paper booklet : en
  • FR909596A - Board game : en fr
  • CH242480A - License plate frames for motor vehicles. : de en
  • AU134152B2 - Tape perforating or reading machine : en
  • CA434772A - Fibrous product : en fr
  • US2400413A - Fuel proportioning device : en
  • US2400223A - Electric bus bar construction : en
  • CA434656A - Drill and reamer : en fr
  • CH242469A - Circuit for the suppression of one or more interfering oscillations with simultaneous amplification of oscillations of other frequencies. : de en
  • US2400144A - Dried split peas and method of treating same : en
  • US2400146A - Canister support : en
  • AU343646A - Directional Microwave Antennas : en
  • US2400159A - Tack pulling machine : en
  • US2400220A - Curved edge scissors : en
  • USD144672S - Design for a cab body ob the like : en
  • CH242504A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CA434675A - Aeroplane flight device : en fr
  • CA14630S - Figurine (camel) : en
  • CH242408A - Device for holding a razor blade while sharpening the same by means of a non-flexible pull-off belt. : de en
  • ES173208A1 - A MECHANICAL SYSTEM OF DOUBLE EFFECT FOR THE OBTAINING OF THE INDUSTRIAL UTILIZATION OF THE NATURAL ENERGIES PRODUCED BY THE SURFACE OF THE SEAS, IN COMBINATION WITH THE GRAVITY OR ATTRACTIVE LIGHT ACTION, THROUGH AN UNLIMITED SERIES OF PAIRS OF FLOATS : en es
  • AU310346A - Improvements relating to radio navigational systems : en
  • US2400350A - Separation of olefins : en
  • US2400404A - Method of making electrical resistors : en
  • USD144721S - Koch unit heater : en
  • US2400069A - Supervisory signaling system : en
  • US2400140A - Hydraulic artificial hand : en
  • ES173177A1 - A PROCEDURE FOR ISOLATING AND PREPARING CONCENTRATED VITAMIN B : en es
  • FR909629A - Method for controlling harmful organisms : en fr
  • CH242517A - Process for the preparation of an acylated sulfonamide. : de en
  • FR909743A - Non-deformable door device : en fr
  • US2400189A - Measuring the velocity of bullets : en
  • USD144743S - Design for a box : en
  • CH242448A - Contact device, in particular for relays, the contacts of which are arranged on springs arranged parallel to one another. : de en
  • CH242321A - Roller adjusting itself around a vertical pivot. : de en
  • US2400249A - Welding rod : en
  • US2400067A - Bituminous compositions : en
  • US2400337A - Mycalex products : en
  • CH242508A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH242518A - Process for the preparation of an acylated sulfonamide. : de en
  • US2400274A - Spare tire carrier for trucks or the like : en
  • CH242483A - Steam generating system for steam powered vehicles using solid fuel. : de en
  • CH242392A - Process for the manufacture of metal lattice objects. : en it
  • CH242519A - Process for the preparation of an acylated sulfonamide. : de en
  • GB577440A - Improvements in or relating to electrically operated water heating means : en
  • CH242496A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • ES12892U - Bag perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434712A - Casting treating method : en fr
  • FR909615A - Hydraulic motor : en fr
  • CH242402A - Process for the manufacture of one-piece raincoats in synthetic resin-based material. : en it
  • US2400460A - Dehydrated edible product and method of obtaining same : en
  • US2400236A - Trousers creaser : en
  • CH242339A - Smokehouse. : de en
  • US2400216A - Starting control circuit for engines : en
  • US2400119A - Variable displacement pump : en
  • US2400403A - Spindle lock : en
  • CH242522A - Process for the preparation of an acylated sulfonamide. : de en
  • CH242373A - Firearm with a mass system that slides back under the influence of a return spring. : de en
  • CA14632S - Figurine (scottie dog) : en
  • US2400080A - Thermionic tube : en
  • ES171813A1 - A PROCEDURE FOR PREPARING A THERAPEUTIC COMPOSITION WITH PENICILLIN : en es
  • FR909499A - : fr
  • FR909704A - System preventing the loss of personal items, while allowing their constant use : en fr
  • CH242503A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • FR909799A - Improved process for the preparation of products very rich in enzymes and products obtained : en fr
  • CH242302A - Wall inside which are provided circulation conduits. : en fr
  • FR909562A - Improvements to sanitary devices : en fr
  • US2400419A - Cap arranging device : en
  • US2400219A - Dual fuel engine : en
  • CH242299A - Cattle harrow. : de en
  • CH242295A - Tool for shelling an ear of corn. : en fr
  • US2400162A - Interlocking spline device for structural units : en
  • US2400246A - Conveyer : en
  • US2400233A - Roller ironer : en
  • CA434763A - Steel working method : en fr
  • US2400089A - Bowling pin : en
  • USD144708S - Gazda helicopter : en
  • US2400324A - Strand packaging apparatus : en
  • US2400375A - Method of refining gelatin : en
  • CH242464A - Sound reproducer for telephony purposes. : de en
  • US2400330A - Controlling device : en
  • US2400266A - Angle iron brace : en
  • US2400308A - Electric ratiometer : en
  • USD144698S - Dalrymple electric megaphone : en
  • US2400336A - Surgical operating appliance : en
  • US2400306A - Variable blower drive : en
  • CA14637S - Figurine ( a horse) : en
  • US2400232A - Method of and instrument for guiding aircraft : en
  • CA434725A - Pelt scrubbing or cleaning apparatus : en fr
  • CH242425A - Propeller for wind power plants. : de en
  • SE116374C1 - : sv
  • CH242330A - Weft coil. : de en
  • CH242520A - Process for the preparation of an acylated sulfonamide. : de en
  • FR909797A - Iodine derivative and its preparation process : en fr
  • GB577394A - Improvements in or relating to hammocks : en
  • US2400318A - Insert : en
  • GB577311A - Improvements in or relating to fluid control valves and governors associated therewith : en
  • GB577377A - Improvements relating to stays for angularly-movable vehicle-windshield panels, and other angularly-movable panels : en
  • US2400377A - Composition for treating keratin fibers : en
  • AU121425B2 - Improvements in or relating to means for effecting movements in accordance with changes of light intensity and to apparatus operated thereby : en
  • US2400239A - Power steering mechanism for vehicles : en
  • FR909626A - Device providing regular rotation at high efficiency : en fr
  • USRE22755E - Venehanbund : en
  • FR909680A - Binoculars : en fr
  • CH242443A - Contact device for contact converters with lifting contacts. : de en
  • ES12891U - Face protector, perfected, for use in hairdressers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909582A - Vacuum regulator device : en fr
  • US2400174A - Boiler : en
  • FR909583A - Cam-drums for bar turning machines : en fr
  • USD144736S - Design for a plate holder : en
  • ES173190A1 - A PROCEDURE FOR THE PRODUCTION OF SULFUROUS TRIOXIDE BY CATALYTIC OXIDATION OF GAS MIXTURES CONTAINING SULFIDE BIOXIDE : en es
  • FR909623A - Tetrakisazo dyes : en fr
  • ES172543A1 - PORCH HYDRAULIC PRESSES : en es
  • FR909711A - Electric dishwashing machine for household use : en fr
  • FR909713A - System of mounting and various assemblies of office equipment : en fr
  • GB577396A - Process of recovering alkaloids : en
  • FR909796A - Very high frequency, high efficiency, grid-less grid-polarized tube oscillator : en fr
  • GB577417A - Production of cupped articles with walls of tapered section : en
  • AU301646A - Improvements in or relating to means for inserting a weft into a warp : en
  • CH242515A - Process for the preparation of an acylated sulfonamide. : de en
  • GB577331A - Improvements in or relating to pump assemblies, and pump and motor units : en
  • ES12837U - A sample wrapper for packaging razor blades (Machine-translation by Google Translate, not legally binding) : en es
  • ES171041A3 - MANUFACTURE OF SYNTHETIC YARNS, RIBBONS OR ANALOGUE PRODUCTS, WET-SPINNED : en es
  • GB577285A - Improvements in networks for coupling the input of an amplifier to the output of a preceding circuit : en
  • FR909654A - Maintenance product such as wax, polish and polish : en fr
  • GB577289A - Improvements relating to cast iron grit : en
  • FR909565A - Composite insulating plates for the building industry : en fr
  • FR909571A - Pressure warning device for pneumatic vehicles : en fr
  • ES12857U - A new model of automatic funnel for transferring liquids : en es
  • ES172455A1 - AN AUTOMATIC REFINER OF GRADUABLE CYLINDERS FOR BAKERY PASTA : en es
  • ES173250A1 - IMPROVEMENTS IN THE MANUFACTURING PROCEDURES OF SELENIUM ELEMENTS : en es
  • CH242439A - Method and device for protecting electrically interconnected alternating current networks. : de en
  • US2400441A - Planer gauge : en
  • CH242502A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • FR909750A - Improvements in the construction of vacuum chambers : en fr
  • FR909650A - Method and device for the application of products used for the maintenance of the hair : en fr
  • FR909695A - Boiler with thermal accumulator : en fr
  • FR909681A - Insect trap : en fr
  • US2400084A - Liquid-dispensing device : en
  • CA434770A - Impact actuator : en fr
  • USD144742S - Design for a doll : en
  • GB577412A - A combined refuse bin and incinerator : en
  • FR909736A - Injection nozzle especially for internal combustion engines : en fr
  • US2400457A - Spark gap electrical apparatus : en
  • USD144675S - Best available copy : en
  • US2400354A - Rivet setting tool : en
  • USD144725S - Design fob a combined automobtte wheel cover and hub cap or similar article : en
  • US2400203A - Sock drier : en
  • US2400468A - Automotive brake : en
  • ES12895U - Automatic fork with fork sterilizer. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400316A - Vertical jack : en
  • US2400389A - Film containing iodine : en
  • ES173234A1 - PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • USD144681S - Design for a garment hanger : en
  • CH242351A - Process for the preparation of an anthraquinone dye. : de en
  • ES12907U - Wheel for furniture and similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909758A - Improvements to the means used on aerodynes to ensure the watertight connection of two neighboring elements, in particular, a wing and a fuselage : en fr
  • GB577337A - Improvements in and relating to electrical connectors of the pin-plug and socket type : en
  • FR909795A - Agricultural machine mainly intended for plowing : en fr
  • USD144702S - Cabinet foe picture and sound projection machine : en
  • BE461311A - Process for manufacturing objects comprising selenium : en fr
  • CA434790A - Di-ester of 3,3'-methylenebis (4-hydroxycoumarin) : en fr
  • US2400279A - Slice receiving tray : en
  • FR909568A - Improvements to sewing machines for buttonholes, eyelets, buttons and the like : en fr
  • GB577384A - Terpene resin : en
  • ES173245A1 - MECHANISM TO AUTOMATICALLY PLACE, REMOVE AND CHANGE THE WEIGHTS IN THE PRECISION BALANCES : en es
  • CH242414A - Box. : en fr
  • ES12873U - Apparatus for softening razor blades. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909787A - Parachute for packages launched from an aircraft : en fr
  • US2400099A - Process for obtaining shaped articles : en
  • US2400363A - Production of aromatics : en
  • US2400120A - Phosphatide composition and method of preparing : en
  • ES12900U - A can opener (Machine-translation by Google Translate, not legally binding) : en es
  • FR909784A - Centralized lubrication mode : en fr
  • US2400195A - Vat dyestuffs : en
  • US2400221A - Key case : en
  • ES12901U - Pruning tool or similar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173297A1 - IMPROVEMENTS IN TELEPHONE APPLIANCES : en es
  • FR909747A - Improvements to the so-called barrel type pumps : en fr
  • GB577321A - Improvements in or relating to recoil compensating charges for projectors for explosive or other projectiles : en
  • GB577360A - Improvements in or relating to waterproof cord fuzes : en
  • FR909792A - Shielding improvements : en fr
  • ES173242A1 - DEVICE FOR REPAIRING BITS OF HELICOIDAL GROOVES : en es
  • GB577287A - Improvements in reciprocating pumps : en
  • US2400201A - Oil filter : en
  • ES173193A2 - PRECISION BALANCE CONSTRUCTION SYSTEM : en es
  • ES173313A1 - PROCEDURE FOR THE OBTAINING OF MOLDED BODIES, ESPECIALLY PROSTHESIS, AS DENTAL PROSTHESIS FOR SOLIDIFICATION OF ARTIFICIAL POLYMERIZATION RESINS : en es
  • DK64480C - Electrical Signaling System with Devices for Receiving, Registering and Identifying Entries. : da en
  • ES173253A1 - IMPROVEMENTS IN THE PROCEDURES OF HALOGENATING POLYMERS AND COLIMORIMERS : en es
  • DK64489C - Dry shaver. : da en
  • CA434677A - Scaffolding : en fr
  • AU264846A - Improvements in or relating to electrical condensers : en
  • CH242319A - Fixing device for mirrors. : en fr
  • ES173220A1 - A NEW APPARATUS FOR THE DISINFECTION AND DESTRUCTION OF PARASITES AND SEEDS OF HARMFUL HERBS IN THE GROUNDS OF CULTIVATION : en es
  • FR909688A - Gauze fabric : en fr
  • CH242342A - Cleaner for liquids and gases. : de en
  • CH242355A - Mixture and method for its production suitable for use as plastic mass, lacquer, adhesive and impregnating mass and for the production of foils, synthetic fibers etc. : de en
  • USD144691S - Combined bottle and container : en
  • USD144735S - Design for a cup and saucer holder : en
  • AU131630B2 - Improvements in or relating to means for inserting a weft into a warp : en
  • US2400148A - Telephone call transmitting device : en
  • US2400186A - Speed control drive : en
  • CH242381A - Lighting device. : en fr
  • CH242514A - Heating rod with protective layer for electrical resistance furnaces. : de en
  • US2400243A - Footwear : en
  • US2400449A - Bunch locating mechanism for cigar machines : en
  • CA434802A - Barbituric acid series compound : en fr
  • ES12848U - Device for sealing or stamping all surfaces of two or more colors. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434717A - Alarm clock : en fr
  • FR909706A - Device for the periodic variation of a reactance : en fr
  • FR909722A - Fault distance indicator in an AC power transmission line : en fr
  • FR909655A - Process for the manufacture of panel and shell for partition wall, and apparatus for the manufacture of construction elements : en fr
  • GB577323A - Improvements in or relating to the treatment of yarns, threads and like materials : en
  • GB577370A - Combined carburettor and steam superheater for water gas installations : en
  • GB577380A - Apparatus for detecting or determining traces of a substance in emulsion or suspension in a liquid : en
  • CH242461A - Apparatus for delivering a mixture of air and analgesic gas in a determined proportion for the purpose of obtaining analgesia. : en fr
  • CA434657A - Screw : en fr
  • US2400177A - Tool : en
  • CH242493A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CA14624S - Dressing chest : en
  • CH242378A - Device for DC voltage monitoring. : de en
  • CH242377A - Actuator for thermostat. : en fr
  • CH242489A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • US2400197A - Packaging device : en
  • US2400091A - Molding process : en
  • US2400385A - Power operated gun mount : en
  • GB577444A - Improvements in and relating to apparatus for controlling vaporisation and volatilisation of liquids : en
  • FR909566A - Means allowing the construction of concrete sections without formwork : en fr
  • CH242398A - Method for annealing welded joints on tubular bodies and annealing device for carrying out the method. : de en
  • CH242429A - Turbocharged two-stroke internal combustion engine for vehicle propulsion with a flushing and charging fan driven by an exhaust gas turbine. : de en
  • US2400420A - Geochemical prospecting : en
  • ES173240A1 - DEVICE FOR THE MANUFACTURE OF ZIPPER CLOSURES : en es
  • US2400291A - Swivel : en
  • FR909500A - : fr
  • FR909771A - Improved process for the implementation of construction materials : en fr
  • US2400113A - Circuits used in generating electric impulses : en
  • FR909563A - Fixing devices for tensioning frames to corresponding picture frames and similar articles : en fr
  • FR909686A - Automatic machine disengagement delay device : en fr
  • AU1264644A - Improvements inthe manufacture of water gas : en
  • AU1272944A - Image projection system : en
  • FR909772A - emission of radioactive waves for all industrial applications : en fr
  • FR909579A - Azo dyes : en fr
  • US2400475A - Folding machine : en
  • FR909601A - Method of manufacturing tire casings for bicycles and similar vehicles : en fr
  • US2400207A - Demolition tool handle : en
  • FR909710A - Device for the manufacture of hollow bodies by centrifugal casting : en fr
  • CA434706A - Control apparatus : en fr
  • CH242308A - Facility provided with a wind tunnel for space heating purposes. : de en
  • CH242436A - Electric circuit breaker. : en fr
  • FR909611A - Fairground ride : en fr
  • US2400470A - Beading strip : en
  • CH242364A - Device for guiding a drawing rail on a drawing board. : de en
  • ES12880U - Bag perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242337A - Process for the production of artificial casings. : de en
  • CH242512A - Switch for influencing the operating status of electric motors, especially three-phase motors. : de en
  • AU121422B2 - Image projection system : en
  • GB577352A - Improvement in harmonicas : en
  • GB577429A - Improvements in or relating to change speed gear mechanism for cycles and the like : en
  • GB577405A - Improvements relating to electric signalling systems for railways : en
  • CA434778A - Communication apparatus : en fr
  • CH242324A - Closing device, in particular for containers. : de en
  • ES173166A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • FR909705A - Installation comprising a compressor driven by a motor : en fr
  • FR909778A - Improvements to the bases of electric lamps and the like as well as to the sockets intended to receive them : en fr
  • CA434694A - Planetary transmission : en fr
  • AU133389B2 - Improvements in or relating to electric pulse signalling systems : en
  • CA434708A - Electron discharge device : en fr
  • US2400422A - Firearm butt stock : en
  • FR909746A - Kitchen bellows, metallic : en fr
  • US2400095A - Thiocyano substituted carboxylic acid esters : en
  • USD144724S - Design for a doll : en
  • USD144683S - Design for a keyless lock : en
  • US2400467A - Fluid pressure responsive device : en
  • GB577324A - Improvements in or relating to display apparatus : en
  • FR909612A - Universal jig for tracing and sabotaging wooden railway sleepers : en fr
  • FR909684A - Urinal, especially for babies : en fr
  • FR909698A - Insecticide product : en fr
  • FR909621A - Fixing device for glass plates without sealant : en fr
  • FR909635A - Glazing device for metal windows : en fr
  • FR909762A - Method and devices for connecting or anchoring bi-metallic bead wires : en fr
  • CH242526A - Process for the preparation of an acylated sulfonamide. : de en
  • CH242315A - Device for the purification of smoke or gas from dust. : en it
  • CH242369A - Toy. : de en
  • CA14633S - Figurine (a rearing horse) : en
  • US2400469A - Nu-(thiazyl-thio-methylene) urethanes : en
  • US2400202A - Feed mixer : en
  • ES173264A1 - IMPROVEMENTS IN THE CONSTRUCTION OF AUTOMATIC BRAKES : en es
  • FR909749A - Board game : en fr
  • GR10665B - OIL COOKING OIL. : el en
  • US2400164A - Articles of rubberlike material : en
  • US2400431A - Production of catalytically cracked gasoline : en
  • FR909588A - Method and devices for lifting and repairing cars : en fr
  • CH242442A - Relay with armature rotatable around a knife bearing. : de en
  • CA434796A - Cleaning process : en fr
  • US2400443A - Portable carton : en
  • CH242409A - Mechanical razor. : en fr
  • CA434688A - Gas blast circuit breaker installation : en fr
  • CH242416A - Stud. : de en
  • CA434666A - Extensible aerial : en fr
  • CH242435A - Box to be fixed on panel, in particular for measuring instruments. : en fr
  • AU197846A - Improvements in or relating tothe construction of highpower electric vacuum tubes : en
  • CA434673A - Cellulose bearing material digesting apparatus : en fr
  • FR909573A - Waterproof watch box : en fr
  • AU129022B2 - Improvements in and relating to poultry houses : en
  • US2400402A - Nongelling stargh composition : en
  • US2400100A - Bomb fuse : en
  • US2400447A - Web-registering device : en
  • CH242356A - Procedure for the anodic oxidation of aluminum objects and aluminum alloys. : en it
  • GB577387A - Improvements in or relating to dyestuff intermediates and their use in colour photography : en
  • GB577427A - Improvements in or relating to valve assemblages for internal-combustion engines : en
  • CH242466A - Amplifier in subscriber station of a loud intercom system. : de en
  • CA434766A - Thermostatically controlled valve : en fr
  • CH242430A - Propellant gas generation plant. : de en
  • CH242312A - Neodymium-containing, color-enhancing and ultraviolet-absorbing glass suitable for the manufacture of glasses. : de en
  • CH242426A - Machine with at least one free piston, of the variable discharge pressure type. : en fr
  • CH242411A - Process for the production of lettering, patterns or other representations on objects made of aluminum or its alloys. : de en
  • USD144705S - Design for a helicopter : en
  • FR909593A - Perfumery item such as lipstick : en fr
  • USD144731S - Design for a handbag : en
  • USRE22754E - Thermostatic element : en
  • CA434682A - Adjustable clamping device : en fr
  • CH242506A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2400087A - Light-weight ceramic mass : en
  • US2400139A - Laminated glass : en
  • USD144713S - Design for an airplane : en
  • ES173296A3 - IMPROVEMENTS IN THE DEVICES TO FACILITATE THE OPENING OF THE VEHICLE COVERS : en es
  • CA434647A - Corrosion preventing device : en fr
  • CA434769A - Container for high pressure fluids : en fr
  • DK64490C - Hooks and Malle. : da en
  • CH242314A - Process for generating propellant gases for internal combustion engines. : de en
  • US2400297A - Thermostatic vent valve for radiators : en
  • GB577450A - Improvements relating to the manufacture of plates, saucers and the like : en
  • AU352846A - Improvements in or relating to thermionic amplifiers : en
  • FR909604A - Process for preparing amines : en fr
  • FR909726A - Improvements to strips for components such as signal lamps, keys or buttons as well as to said components : en fr
  • CA434665A - Wheel structure : en fr
  • CH242456A - Device for ear and nose treatment. : de en
  • ES12915U - Special lock for metal closures of establishments. (Machine-translation by Google Translate, not legally binding) : en es
  • NL57470C - : en
  • CH242318A - Support device intended to be applied against a wall. : en fr
  • CH242391A - Automatic welding machine. : de en
  • GB577374A - Sound insulating and absorbing means for internal combustion engines and internal combustion engine power plants : en
  • GB577388A - Apparatus for making concrete : en
  • GB577410A - Improvements in windows : en
  • ES173116A1 - IMPROVEMENT FOR THE OBTAINING OF MEANS TO COMBAT PARASITES : en es
  • US2400258A - Apparatus for selective control and indication systems : en
  • CH242311A - Process for the production of an object consisting of at least two parts, one part of which consists at least partially of glass, by fusing this glass with another part. : de en
  • FR909714A - New enclosures for electric shocks in rarefied atmospheres : en fr
  • GB577446A - Improvements in or relating to the supply of precompressed air to free piston internal combustion engine power plants : en
  • ES173271A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF RACKS : en es
  • FR909589A - Improvements to universal keys : en fr
  • CH242449A - Glass bulbs for electron tubes. : de en
  • AU1174643A - Improvements in or relating to means for effecting movements in accordance with changes of light intensity and to apparatus operated thereby : en
  • CA434698A - Circular knitting machine : en fr
  • ES173305A1 - A UNIVERSAL TENSION REGULATOR SYSTEM FOR HORIZONTAL DEVANADERA : en es
  • CH242298A - Cow tail holder. : de en
  • US2400473A - Portable welding gun : en
  • AU121416B2 - Apparatus for tying wire around bundles, packages, cases and the like : en
  • US2400070A - Floor drain : en
  • US2400118A - Fish filleting machine : en
  • US2400290A - Impulse pumping system : en
  • USD144730S - Design for a child s chair : en
  • FR909664A - Sawtooth roof : en fr
  • GB577375A - Improvements in and relating to safety razors : en
  • US2400428A - Nonskid tire : en
  • AU136352B2 - Directive antennas : en
  • ES173167A1 - IMPROVEMENTS IN THE EXPLOSION ENGINES FOR LIGHT AUTOMOBILES : en es
  • GB577439A - Improved ignitor for match-cords and other like combustible materials : en
  • US2400088A - Remote-control apparatus : en
  • US2400254A - Casing head : en
  • CA434726A - Recording and communication apparatus : en fr
  • CH242445A - Method of manufacturing an electrolytic capacitor. : de en
  • CA434793A - Turnstile antenna : en fr
  • CH242304A - Process for the manufacture of a hollow object with reinforced ends, in reinforced concrete or the like and hollow object obtained by this process. : en fr
  • CH242495A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • US2400224A - Motor bracket : en
  • US2400082A - Electronic tube : en
  • GB577385A - Improvements in and relating to the manufacture of catalyst composites : en
  • BE461285A - : en
  • CH242293A - Self-holding plow. : de en
  • CH242401A - Process for the production of thin foils from plastic materials. : de en
  • US2400357A - Unit for roofs and walls : en
  • GB577389A - Improvements relating to the casting of metals : en
  • US2400238A - Combined thread and rubber bearing : en
  • US2400401A - Periscopic vision device : en
  • ES173258A1 - A PROCEDURE TO OBTAIN COPPER OXYCHLORIDE : en es
  • US2400345A - Electric discharge device : en
  • FR909627A - Device, adaptable to an ordinary threshing machine, for threshing the seeds of clover, alfalfa or similar plants : en fr
  • USD144749S - Design for a display stand : en
  • USD144671S - Combined nursery bathstand and utility cabinet : en
  • CH242368A - Toy with wheels. : en fr
  • CH242499A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • USD144686S - Bowers etal. airplane : en
  • CH242471A - Concrete plaster molding for traffic marking. : de en
  • GB577345A - Device for the automatic delayed switching on or off of an amplifier or detector : en
  • IE16955L - Cookers : en
  • FR909557A - Improvements to wood metallization processes : en fr
  • FR909590A - Mechanical razor : en fr
  • GB577386A - Improvements relating to the wrapping of pipes, cables and other elongated bodies with flexible strips or tapes : en
  • US2400075A - Manufacture of gasoline hydrocarbons : en
  • CA434713A - Flue bag filter : en fr
  • USPP688P - Rose plant : en
  • US2400117A - Heating apparatus : en
  • ES173156A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CATS WITH DENTATED BAR AND MANDA BY DIEED WHEEL : en es
  • ES12916U - Tape or strip with double reinforcement in one of its edges, for various industrial applications. (Machine-translation by Google Translate, not legally binding) : en es
  • DK64481C - Impulse transmitter for electric fences with a tiltable Mercury contact tube. : da en
  • ES12885U - Device to make all types of containers or containers non-refillable. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434664A - Wheel structure : en fr
  • US2400155A - Combination stretcher and invalid's reclining chair : en
  • US2400191A - Refrigeration : en
  • US2400400A - Towing system for aircraft : en
  • GB577344A - Device for separating liquid or foreign matter in suspension from fluid under pressure : en
  • GB577341A - A new or improved apparatus for use in sweeping chimneys : en
  • FR909576A - Stopper for dampers, valves and steam valves : en fr
  • NL58398C - : en
  • FR909721A - Quenching tank device, allowing water quenching and oil quenching : en fr
  • FR909735A - Device for slowing down the operation of electromagnetic organs : en fr
  • US2400438A - Refrigerator shelf : en
  • US2400130A - Tack handling mechanism : en
  • CA434776A - Alkylated isoparaffinic hydrocarbon manufacture : en fr
  • CH242354A - Device for hardening thermally polymerizable plastics. : de en
  • US2400150A - Furnace : en
  • ES12852U - Special reinforced concrete beam for floors, roofs and any kind of works. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909553A - Manufacturing process of insoles for shoes : en fr
  • GB577361A - Improvements relating to the preservation of meat : en
  • FR909775A - Improvements to machines to reproduce by drilling or milling, in which the tool and the probe are arranged on the same axis : en fr
  • FR909687A - Reference fixed to the frame of a machine : en fr
  • US2400085A - Timing mechanism : en
  • US2400462A - Rest room for vehicles especially rail cars : en
  • ES173228A3 - PROCEDURE FOR OBTAINING AN INTIMATE MIXTURE OF A BITUMINOUS MATERIAL AND AN ADDITION MATERIAL : en es
  • ES173312A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PIROFORIC LIGHTERS : en es
  • US2400353A - Fluorescent lamp starter : en
  • US2400371A - Self-adapting and adjusting depth gauge : en
  • US2400391A - Vane type booster pump : en
  • GB577449A - Improvements in devices for use in the treatment of liquids : en
  • DK64478C - Method of Preparation of 4-Aminophenyl-2'-aminothiazolyl- (5 ') -sulfone. : da en
  • ES12850U - Electric oven for culinary uses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909636A - Bottle warmer : en fr
  • ES172887A3 - A CONTINUOUS TUBE MANUFACTURING PROCEDURE BASED ON ARITIFICIAL THERMOPLASTIC RESINS : en es
  • ES173173A3 - IMPROVEMENTS IN OR RELATED TO CIRCUIT ARRANGEMENTS IN TELECOMMUNICATION CENTRAL SYSTEMS : en es
  • GB577372A - Improvements in electric push-button switches : en
  • FR909791A - Cup for chandelier and others : en fr
  • USD144732S - Design for a jar or similar article : en
  • ES12874U - Tricycle car for the sick. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909682A - Camera in parts : en fr
  • GB577300A - Improvements relating to countersinking and other rotary tools : en
  • ES173219A1 - SYSTEM OF OBTAINING PATTERNS FOR THE FOOTWEAR INDUSTRY AND SIMILAR : en es
  • FR909728A - Control or signaling system : en fr
  • GB577420A - Improvements relating to firearms : en
  • AU131098B2 - Sizing of paper : en
  • AU1345844A - An improved self-adjusting compensator forthe valves of engines orthe like : en
  • CA434710A - Auxiliary air heater : en fr
  • CH242422A - Rotary piston machine with variable flow rate. : de en
  • US2400296A - Supporting board for playing solitaire and other games : en
  • US2400474A - Adhesives comprising an olefin polysulphide rubber : en
  • USD144679S - Design for a garment hanger : en
  • CH242394A - Milling machine with vertical spindle. : de en
  • FR909652A - Stamped sheet metal flush : en fr
  • US2400176A - Catalytic conversion : en
  • US2400405A - Automatic basting device : en
  • FR909788A - Development of devices to prevent theft of bicycle pumps : en fr
  • FR909773A - Improvements to electrical assemblies : en fr
  • ES173175A1 - A NEW LOCK SYSTEM : en es
  • GB577326A - Polymer dispersions : en
  • FR909587A - Process for obtaining pitch oil applicable for the preparation of paints and varnishes and for other uses : en fr
  • GB577329A - Improvements in or relating to spring-operated driving mechanism for electric switchgear : en
  • ES12856U - Improved electric push button for calls or contact establishments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173202A1 - IMPROVEMENTS INTRODUCED IN PARACHUTE BELTS : en es
  • USD144699S - Design fok a table : en
  • US2400098A - Recovery of nickel and/or cobalt from ores : en
  • FR909754A - New panel and its manufacturing process : en fr
  • US2400112A - System for measuring differences of potential : en
  • US2400273A - Adjustable shoe tree : en
  • US2400388A - Aerodynamic brake : en
  • ES12918U - Fist of perfected bicycle. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909685A - Oil speed reducer : en fr
  • CH242487A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CH242438A - Differential protection device. : de en
  • CA434699A - Knitting machine yarn controlling means : en fr
  • US2400445A - Supporting rack for toothbrushes : en
  • AU1255244A - Deflection control system : en
  • CH242505A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2400325A - Thread finishing machine : en
  • AU1773344A - Controls for internal combustion : en
  • CH242397A - Universal machine vice. : de en
  • ES12871U - Special tweezer for the retreading, spinning and cutting of fabrics. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242468A - Remote-controlled setting device, in particular for wireless communications technology devices. : de en
  • CA434732A - Chlorine dioxide production : en fr
  • FR909645A - Machine for the manufacture of molded and vibrated objects comprising a core : en fr
  • GB577333A - Improvements in loud speakers : en
  • CH242383A - Protection device against breakage for the winding stem of a wristwatch. : en fr
  • US2400271A - Strontium chromate pigments and methods of preparing the same : en
  • USD144669S - Design for a service station island or the like : en
  • US2400408A - Electrical circuit breaking fuse of the controlled operation type : en
  • CH242527A - Process for the preparation of an acylated sulfonamide. : de en
  • CH242310A - Process for the manufacture of hollow glass objects. : en fr
  • US2400071A - Tunnel lining : en
  • CH242361A - Process for the preparation of photographic material with at least one matt layer, and product obtained according to this process. : en fr
  • CA434774A - Shaped felt structure making process : en fr
  • CH242327A - Loom. : de en
  • NL58381C - : en
  • US2400310A - Intercommunication coupling device for use in cable connections between tugs, gliders, and the like : en
  • US2400406A - Closure for envelopes and the like : en
  • FR909585A - Elastic fixing device of a bearing body for a pivot of a timepiece mobile in its support : en fr
  • GB577353A - Landing and launching means for aircraft : en
  • US2400196A - Pipe scraper : en
  • FR909783A - Conjugate tractor can easily be converted from crawler tractor to wheeled tractor and vice versa : en fr
  • US2400281A - Electromechanical signal translating apparatus : en
  • US2400344A - Electromagnet : en
  • FR909683A - Machine for the dry preparation of mixtures for the production of ceramic tiles : en fr
  • GB577288A - Improvements in and relating to resinous polymerization products : en
  • GB577325A - Improvements in or relating to clutches or couplings for conveying rotary motion : en
  • GB577437A - Improvements relating to heat exchanger elements : en
  • CH242516A - Process for the preparation of an acylated sulfonamide. : de en
  • ES12858U - New armchair or chair. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172650A1 - A PROCEDURE TO INCREASE THE ADHERENCE BETWEEN THE WIRES OF THE ARMOR AND THE CONCRETE : en es
  • ES12859U - Shuttle with thread changer. (Machine-translation by Google Translate, not legally binding) : en es
  • FR909774A - Filling machine for casing or bagging powder or grain materials : en fr
  • FR909786A - Document holder for vertical filing by hanging files : en fr
  • US2400311A - Combination hand saw and try square : en
  • GB577286A - Improvements in or relating to compressors : en
  • GB577318A - Improvements in or relating to recoil compensating charges for projectors for explosive or other projectiles : en
  • US2400328A - Register closure for bottles : en
  • GB577364A - Process for the dehydration of 3-methyl-butenol : en
  • USD144701S - Design for a casing foe coin operated game : en
  • ES172640A1 - A PUBLIC DISTRACTION APPARATUS INDICATOR OF POWER DEVELOPED BY THE FOOT ON A SOCCER BALL : en es
  • ES12919U - Staple remover of paper sewing. (Machine-translation by Google Translate, not legally binding) : en es
  • AU349446A - Improvements in or relating to vacuum tube amplifiers : en