• US2450234A - Autocondensation polymers of unsaturated glycidyl ethers and method of producing same : en
  • CH257148A - Electromechanical device for cutting sound recordings into two mutually parallel and corresponding tracks. : de en
  • DK67686C - Receiver for Receiving Frequency Modulated Oscillations. : da en
  • US2450277A - Forage cutting apparatus, including a rotor having pocketed blades : en
  • US2450171A - Composition of friction material : en
  • CA451530A - Space heater : en fr
  • CH257245A - Process for the preparation of nicotinic acid-B-picolylamide. : de en
  • USD151168S - Design fob an earring or similar article : en
  • US2450153A - Voltage indicator for electric fences : en
  • US2450035A - Box : en
  • CH257247A - Superheated steam and hot air generator, usable in particular for therapeutic and hygienic purposes. : en fr
  • PL33498B1 - An instrument that reacts to changes in temperature : en pl
  • US2450141A - Portable hand light : en
  • US2449975A - Microwave vacuum tube : en
  • US2450213A - Seat anchoring device : en
  • US2450309A - Side gripper for square bottomed paper bag forming machines : en
  • US2450088A - Open-front refrigerated display cabinet : en
  • US2450287A - Range timer : en
  • GB609535A - The preparation of chlorophenyl camphorates : en
  • IE18529L - Underpinning of buildings : en
  • AU1602447A - Improved means for electrically producing and amplifying sounds : en
  • US2450172A - Accessory stand for cylinder type vacuum cleaners : en
  • US2450184A - Air conditioning grille or register assembly : en
  • CH257292A - Process for the production of a vat dye. : de en
  • US2450064A - Barrel and breech ring with spring means for connecting the same : en
  • GB609332A - Improvements in or relating to kilns : en
  • DK67676C - Process for the preparation of hydroxylamine sulfonate solutions. : da en
  • GB609521A - A new or improved method of joining metal sheet or strip : en
  • CA451490A - Tire for vehicle : en fr
  • CA451512A - Centrifugal valve for hydraulically controlled clutches : en fr
  • US2450290A - Dynamoelectric machine : en
  • USD151197S - Design for a dress ensemble : en
  • US2450174A - Catalytic contact process : en
  • CA451420A - Dental restoration, including artificial teeth, and dentures : en fr
  • CH257171A - Cutting device for machine tools. : en fr
  • CH257179A - Screwdriver. : en fr
  • CH257181A - Device for drying materials using hot gases. : de en
  • US2450024A - Thread advancing reel : en
  • US2450199A - Governor : en
  • ES18014U - Dressing for emergency cures (Machine-translation by Google Translate, not legally binding) : en es
  • US2450004A - Lathe spindle stop : en
  • USD151121S - Erickson telephone desk unit : en
  • GB609493A - Improvements in telescopic mine props : en
  • USD151158S - Design fob a heater : en
  • USD151189S - Design for a combined stand : en
  • CH257064A - Stove. : de en
  • AU139324B2 - Apparatus for heating buildings : en
  • AU141940B2 - Convection heater : en
  • US2450125A - Game apparatus : en
  • AU2273648A - Improvements in or relating to airconditioned and refrigerated means : en
  • CH257203A - Distributor tap with attached electrical switch for switching a conveyor device on and off. : de en
  • US2450348A - Vegetable slitting utensil : en
  • AU1722147A - Support for card index drawers : en
  • DK67675C - Procedure for Printing Textile Materials. : da en
  • US2450355A - Braided sling : en
  • CA451409A - Milling machine control gear : en fr
  • CA451421A - Evaporator : en fr
  • CH257287A - Process for the preparation of a new monoazo dye. : de en
  • AU146542B2 - Scanning system : en
  • US2450026A - Thermionic device for use with wave guides : en
  • US2450052A - Locking system for vehicle doors : en
  • AU138224B2 - Improved moulding means for use inthe making of concrete building blocks, fencing posts andthe like : en
  • GB609310A - Improvements in or relating to dielectric heating of plastic materials : en
  • US2450205A - Compressible powder dispenser : en
  • ES18038U - Special vessel for use in gas cookers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18037U - Apparatus to hold and control the cord of the electric irons. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183731A1 - NEW ARMOR CONSTRUCTION SYSTEM FOR INDUSTRIAL BUILDING ROOFS : en es
  • GB609316A - Improvements in and relating to razor blade magazines : en
  • DK67695C - Method for simultaneous recovery of the blood glucose lowering hormone and fermentation preparations of pancreas. : da en
  • CA451457A - Production of chlorinated aliphatic nitriles : en fr
  • US2450398A - Flotation of bone particles : en
  • DK67690C - Coupling for amplification of electrical oscillations using a magnetron tube. : da en
  • DK67692C - Process for the preparation of an oil-saving binder for paints and varnishes. : da en
  • CH257172A - Drilling tool with handle for drilling workpieces to be set in rotation on a machine tool with a center point coaxial with the work spindle. : de en
  • GB609115A - Improvements relating to compression ignition oil engines : en
  • GB609130A - Change-speed mechanism for motor vehicles : en
  • US2450138A - Tampon applicator : en
  • CH257242A - Vulcanizing device, in particular for dental purposes. : de en
  • US2450049A - Carburetor device : en
  • US2450248A - Grease dispensing unit : en
  • GB609363A - Improvements in bags : en
  • AU2279048A - Improvements in or relating to circuit arrangements ior determining the timing of electromagnetically operated relays : en
  • US2450339A - Method of making porous metal filters : en
  • US2450196A - Brake shoe adjusting gauge : en
  • US2450296A - Method of producing articles having fissured chromium surface electrodeposits : en
  • PL33505B1 - The method of obtaining shaped tiles that can be transformed anti-waisted Rambacher type for railway rails : en pl
  • US2450136A - Wrist watch band : en
  • US2450179A - Rearview mirror : en
  • US2450266A - Method of producing lithium hydride and hydrides of other alkali metals : en
  • CA451478A - Flanging of sheet metal plates, strips, etc. : en fr
  • CH257097A - Suspenders. : de en
  • DK67707C - Double nut. : da en
  • US2450058A - Spent ammunition eliminating means : en
  • US2450082A - Pickup baler : en
  • US2450392A - Sink strainer valve and operating mechanism therefor : en
  • GB609436A - Improvements in watches : en
  • GB609503A - Suction arrangements of fourdrinier paper-making machines : en
  • CA451469A - Continuous milling process and apparatus : en fr
  • CH257068A - A method of manufacturing a crystalline synthetic gem uniaxial body and body obtained by this method. : en fr
  • GB609172A - Improvements in and relating to preparation of alkylhalogenosilanes : en
  • GB609455A - Quaternary ammonium halides and methods for obtaining the same : en
  • US2450249A - Automatic pin setting machine : en
  • GB609191A - Radio beacon system : en
  • GB609379A - Improvements in and relating to castors : en
  • US2450242A - Valve : en
  • GB609341A - Improvements in or relating to the attachment of agricultural implements to tractors : en
  • CA451414A - Flue cleaner : en fr
  • US2450050A - Electrical connector : en
  • ES18060U - Model of containers with electric heating devices, especially for roasting food. (Machine-translation by Google Translate, not legally binding) : en es
  • PL33497B1 - Holder for mounting on electric standing insulators : en pl
  • GB609389A - Improvements in or relating to clutches for conveying rotary motion : en
  • ES18072U - Device made of transparent plastic material for joining all kinds of crystals. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609251A - Improvements in or relating to the manufacture of shaped articles of regenerated cellulose produced from viscose : en
  • PL33509B1 - Device for irradiating foodstuffs with extravascular rays : en pl
  • GB609236A - Improvements in or relating to cutting, clipping and skinning tools : en
  • GB609349A - Improvements in or relating to internal combustion engines : en
  • US2449973A - Fluid meter : en
  • GB609190A - Transmission line : en
  • GB609263A - Improvements in and relating to fasteners : en
  • US2450373A - Folding gocart : en
  • US2450283A - Antenna pattern tracer : en
  • US2450380A - Switch handle for portable electric tools : en
  • GB609472A - Improvements in or relating to telephone instruments : en
  • GB609119A - Improvements in or relating to sewing machine stands, tables and the like : en
  • GB609490A - Improvements in or relating to multi-ply metal stock and method of making same : en
  • CA451460A - N-beta-cyanoethylalkane-sulphonamide : en fr
  • CH257104A - Shoe heel with replaceable upper patch. : de en
  • USD151128S - Design for a hat : en
  • PL33499B1 - A method of hygienic heating of flats and a device for performing this : en pl
  • CA451535A - Electrical distribution system : en fr
  • USD151199S - Diverting water to shower : en
  • ES12459Y - Furniture with folding beds inside. : en es
  • GB609262A - Improvements relating to radial-cylinder rotary pumps : en
  • GB609348A - Improvements in or relating to cooking utensils : en
  • AU143872B2 - Improvements relating to battery separators : en
  • US2450000A - Emulsion polymerization of methyl methacrylate : en
  • US2450292A - Sole edge trimmer : en
  • CA451527A - Liquid proof container : en fr
  • PL33501B1 - A method of restoring the ignition serviceability of non-folding candles, rejected due to contamination of their interior : en pl
  • US2450255A - Method of preparing lithium base greases : en
  • US2450185A - Hand operated rotary impact screw driver : en
  • USD151169S - Brooch or similar article : en
  • DK67700C - Device for game drums for lifting and holding unloading booms. : da en
  • USD151150S - Earring or similar article : en
  • USD151193S - Design fob a game board : en
  • US2450186A - Turbine blower : en
  • GB609528A - Improvements in or relating to oscilloscope apparatus and wave generators suitable for use in radio location and other systems : en
  • CH257058A - Wall opening edging. : de en
  • CA451526A - Mould press : en fr
  • US2450246A - Engine starter gearing : en
  • AU143773B2 - Improvements in or relating to single-acting reciprocating engines : en
  • CH257099A - Waistband. : de en
  • GB609464A - Means for hot pressing materials on sewing machines : en
  • AU1647747A - Improved moulding means for use inthe making of concrete building blocks, fencing posts andthe like : en
  • DK67685C - Coupling for overlay reception of frequency modulated Signals. : da en
  • AU2402745A - Modification ofthe properties of articles derived from nylon : en
  • DK67712C - Window lock with key. : da en
  • AU2280648A - Method of refining ethyl alcohol : en
  • US2450200A - Leveling and contouring machine : en
  • GB609150A - Improvements in and relating to reinforced bonded fibrous material : en
  • GB609446A - Improvements in or relating to the rotors of gas turbines or the like : en
  • CH257059A - Machine for applying glue to paper, for example wallpaper. : de en
  • DK67683C - Device for triggering type group change and clock signal for remote printers with sum converter. : da en
  • US2450326A - Interchangeable toy : en
  • US2450257A - Reel mechanism : en
  • US2450369A - Means for connecting cord springs to attachment plug caps : en
  • ES16785Y - Folding canopy support on folding chairs for children. : en es
  • GB609297A - Improvements in and relating to electrical position control systems : en
  • GB609502A - Improvements in or relating to counters and number accumulators : en
  • GB609127A - Improvements in and relating to apparatus for emptying, washing-out, re-filling and re-steaming locomotive boilers : en
  • AU136384B2 - Improved snap catch : en
  • US2450128A - Mixing valve : en
  • GB609145A - Improvements in and relating to surgical sutures : en
  • GB609325A - Improved process for the prevention of putrescence in alkaline casein solutions : en
  • CH257236A - Thermionic tube grid and method for its manufacture. : en fr
  • USD151131S - Design for a door pull : en
  • CH257183A - Apparatus for making coatings from sheets. : de en
  • GB609242A - Improvements in or relating to chairs : en
  • GB609513A - Improvements in or relating to record card controlled tabulating machines : en
  • GB609267A - Improvements in or relating to remote control devices : en
  • GB609352A - Improvements relating to laundry washing machines : en
  • GB609308A - Walls for buildings : en
  • US2450370A - Automobile head lamp control : en
  • GB609344A - Improvements relating to demoulding precast concrete articles : en
  • AU145400B2 - Method of and apparatus for washing dishes, cups, glasses and like utensils : en
  • GB609189A - Improvements in or relating to plastic mouldings having metal inserts : en
  • GB609229A - Improvements in or relating to aircraft : en
  • ES183745A1 - NEW PROCEDURE FOR THE MANUFACTURE OF WOOD TILES : en es
  • US2450227A - Pulpstone : en
  • ES18018U - Bra pants for skiing and similar sports. (Machine-translation by Google Translate, not legally binding) : en es
  • US2450272A - Plasticizable organic compounds plasticized with an alkoxyalkyl ether of a halonitrophenol : en
  • GB609160A - Improvements relating to cathode ray tubes : en
  • GB609188A - Improvements in or relating to multiple-socket electrical connectors : en
  • GB609323A - Improvements in and relating to devices for handling safety razor blades : en
  • GB609336A - Improvements in or relating to record controlled statistical machines : en
  • US2450148A - Folding uniform cap stayer : en
  • US2450216A - Electric control circuit : en
  • GB609128A - Improvements in or relating to fountain pens : en
  • GB609486A - Manufacture of vermin-destroying compositions, and their application : en
  • GB609233A - Means for regulating ships' propellers having adjustable blades and the engine driving the propeller : en
  • GB609345A - Improved small-arms periscope : en
  • US2450135A - Work support arrangement for grinding and dressing machines : en
  • US2450233A - Tiltable utensil drawer : en
  • US2450108A - Production of heterocyclic compounds : en
  • US2450159A - Control system : en
  • ES18001U - Torpedo switch. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18021U - Mat for domestic and industrial uses. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609478A - Calling dials : en
  • GB609200A - Improvements in motorised agricultural tractors and the like : en
  • GB609328A - Improvements in or relating to the conditioning of solid materials in particle form : en
  • CH257307A - Metal working device. : de en
  • AU142814B2 - Improvements ina packaging machine : en
  • GB609155A - Improvements in and relating to printing by means of electro lines of force : en
  • PL33512B1 - Floor-standing tubular boiler : en pl
  • GB609475A - Improvements in or relating to recording devices : en
  • GR11801B - METHOD OF PREPARATION OF SOLVENT CALCIUM COMPOUND. : el en
  • US2450009A - Multiple stage thermionic valve : en
  • US2450056A - Transmission mechanism : en
  • CH257065A - Hat for ventilation pipe or ventilation shaft. : de en
  • US2450335A - Food product and method of production : en
  • USD151187S - Design fob an earring or similar article : en
  • CA451513A - Instrument for use on moving craft : en fr
  • CH257281A - Dye preparation. : de en
  • US2450086A - Preparation of phenolphthalein beta, beta'-diglucoside : en
  • US2450285A - Glider sled : en
  • ES18008U - Fantasy element of various applications (Machine-translation by Google Translate, not legally binding) : en es
  • GB609492A - Improvements in or relating to guards for sheet metal bending, rolling mills and like machinery : en
  • US2450002A - Pocket toothbrush : en
  • US2450063A - Swivel head for ski pole rings : en
  • DEP0002370DA - Reinforcement for thin-walled concrete slabs : de en
  • US2449974A - Rotary fluid meter : en
  • ES18032U - Rubber ball for game and sport. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609114A - Domestic potato-peeling machine : en
  • GB609278A - Improvements in or relating to refractory metal tubes : en
  • GB609380A - Design of single r.f. coil units which assembled make screened r.f. transformers with variable coupling : en
  • GB609381A - Improvements in or relating to a device for measuring direct voltages : en
  • GB609169A - A hydraulically operated shearing machine : en
  • GB609261A - Fuel-injection engines : en
  • US2450254A - Lithium base grease and method of preparing the same : en
  • ES17812U - Container for fruits and vegetables. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18005U - About for correspondence. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609116A - Improvements in and relating to electro-magnetically operated switches : en
  • GB609508A - Improvements in or relating to transmitters for liquid level measuring devices : en
  • GB609335A - Improvements in or relating to coke oven structures : en
  • US2450327A - Heat-rebistant coating composition : en
  • US2449985A - Receiver for pulse waves : en
  • ES17996U - Clamping device for all kinds of frames. (Machine-translation by Google Translate, not legally binding) : en es
  • LU29165A1 - : en
  • CH257180A - Electric percussion tool. : en it
  • US2450139A - Tone cabinet for electric organs : en
  • USD151172S - Brooch or similar article : en
  • ES16073Y - Chair adaptable to toilets for use by children : en es
  • GB609219A - Clip and retainer for fabric materials and more particularly for neckties and the like : en
  • USD151159S - Design fob a negligee : en
  • CA451483A - Multiplex telephone system : en fr
  • GB609447A - Cord- or chain-operated electric switches : en
  • GR11799B - IMPROVEMENTS IN RELATION TO IRON STEEL CONCRETE AND METHOD OF MAKING IT. : el en
  • GB609423A - Improvements in and relating to pneumatic despatch systems : en
  • GB609319A - Improvements in and relating to moulds for tyres : en
  • GB609517A - Improvements in electrical apparatus for maintaining constant temperature : en
  • GB609364A - Improvements in or relating to penicillin : en
  • GB609366A - Improvements in electric cables : en
  • USD151157S - Design for a heater : en
  • DK67679C - Process for the preparation of N-substituted 1-o-, 1-m- or 1-p-oxyphenyl-3-aminopentanes. : da en
  • GB609186A - Improvements in and relating to the attachment of parachutes to equipment- or stores-carrying containers : en
  • GB609220A - Improvements in or relating to nozzles and stationary blades for turbines and like machines : en
  • GB609205A - Improvements in and relating to pumps for gaseous working fluids : en
  • US2450225A - Dropper : en
  • US2450102A - Material lifting and transporting vehicle : en
  • US2450371A - Masonry saw : en
  • AU1532947A - Improved snap catch : en
  • US2450360A - Timing marker and station selection apparatus : en
  • CA451525A - Retaining device : en fr
  • GB609137A - Improvements in or relating to herbicidal compositions : en
  • CA451431A - Telephone or like signalling system : en fr
  • CH257144A - Quadrant electrometer. : de en
  • IE18593L - Treating textiles etc with fluorescent materials : en
  • ES18042U - No text (Machine-translation by Google Translate, not legally binding) : en es
  • GB609292A - Improvements in or relating to pilot's controls for aircraft : en
  • GB609147A - Improvements in or relating to pre-heaters for internal combustion engines : en
  • US2450237A - Abrasive machine : en
  • GB609459A - An improved toy gun : en
  • GB609501A - Improvements in automotive vehicles : en
  • GB609534A - Improvements in and relating to electrical height gauges : en
  • ES16721Y - Automatic sheet numbering. : en es
  • GB609246A - Improvements relating to weavers, warpers, and like beams : en
  • GB609256A - Improvements in or relating to piston rings : en
  • ES18041U - Artificial eyes with swinging movement for dolls and toy animals. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609452A - Improvements in or relating to machines for covering wire : en
  • GB609135A - Improvements in or relating to fluid fuel burners : en
  • US2450377A - Starch-resin reaction product and method of producing the same : en
  • GB609141A - Improvements in and relating to bins for storing and transporting tobacco : en
  • GB609458A - Improvements relating to luggage-carriers for cycles : en
  • AU2383645A - Improvements in or relating to devices for grilling meat, fish andother articles of food : en
  • AU140027B2 - Discharge tube with cold electrodes anda filling ofan inert gas for lighting purposes : en
  • CH257048A - Multipurpose tractor, winegrower and road, adapting to all agricultural and farm work. : en fr
  • CH257098A - Brassiere. : de en
  • US2450146A - Glass-lined container for corrosive substances : en
  • USD151123S - Design fob a negligee : en
  • AU140255B2 - A device for identifying drinking vessels : en
  • AU2208048A - A process lor preparing emulsions of drying or semi-drying oils and emulsions prepared thereby : en
  • CA451471A - Locking envelope : en fr
  • CH257209A - Fuel mixture distributor for internal combustion engines. : de en
  • DK67716C - Arrangement of parts, such as sheets or strips, of cardboard, celluloid or other flexible material for mutual joining. : da en
  • ES18050U - Coffee maker ex-press (Machine-translation by Google Translate, not legally binding) : en es
  • GB609506A - Electrical insulation testing devices : en
  • CH257085A - Bottle for fatty and viscous liquids. : de en
  • US2450039A - Isomerization process : en
  • AU142502B2 - Improvements in and relating to carrier telegraph systems : en
  • US2450201A - Fifth wheel assembly : en
  • USD151154S - Earring or similar article : en
  • AU1529447A - Improvements in or relating tonon-rotary renewable heels for boots, shoes orthe like : en
  • CA451475A - Coating composition of polyethylene : en fr
  • AU212340A - Manufacturing fibro-cement pipes : en
  • GB609514A - Improvements relating to portable fluid-delivery devices : en
  • US2450212A - Muffler : en
  • CH257208A - Hydraulic regulator on the internal combustion engine. : de en
  • USD151126S - Support for a soap tray or the like : en
  • CA451485A - Facsimile system and method : en fr
  • CH257137A - Arrangement for the optical display of course deviations from a course determined by a radio beacon system using complementary signals. : de en
  • GB609365A - Improvements in base plates or chairs for rails : en
  • US2450067A - Knitting device : en
  • GB609387A - Mechanical drawing presses : en
  • CH257255A - Circuit arrangement with double operation selectors with several switch arm sets in telephone systems. : de en
  • US2450060A - Well surveying instrument : en
  • CH257096A - Garment with a pair of breast pockets. : de en
  • US2450111A - Oven feeding machine : en
  • CH257260A - Folding scale indicating device for T.S.F. : en fr
  • AU139629B2 - Packaging articles : en
  • CH257128A - Apparatus for grinding the surface of ski edges and for shaping the groove intended to receive said edges. : en fr
  • AU1591847A - Improvements in electric welding torches : en
  • CA451454A - Treatment of interpolymers of vinyl chloride and esters of ethylenedicarboxylic acids : en fr
  • CA451451A - Treatment of wood : en fr
  • US2450047A - Fabric : en
  • AU153100B2 - Improved means for electrically producing and amplifying sounds : en
  • CA451446A - Interpolymers of isobutylene with vinyl methacrylate : en fr
  • CH257070A - Actuating fittings for doors, windows and the like. : de en
  • GB609376A - Improvements in electrical discharge device : en
  • US2450137A - Multistage centrifugal pump : en
  • US2450046A - Linkage for equispacing radially guided apparatus : en
  • US2450336A - Electrical coupling device particularly for electric heating appliance stands : en
  • US2450375A - Fuse-setting apparatus : en
  • CH257193A - Pyrophoric lighter. : en fr
  • CH257295A - Process for the production of an indigoid vat dye. : de en
  • AU138430B2 - An improved combination rolling pin for domestic use : en
  • CH257224A - Device for applying insulating parts to an electrical conductor. : en fr
  • CH257280A - Siphon. : de en
  • USD151195S - Design for a suit : en
  • US2450221A - Shear-resistant grease : en
  • USD151194S - Design fok a suit : en
  • US2450114A - Refrigerating apparatus for cold storage cabinets : en
  • US2450400A - Process for producing dye intermediates : en
  • CH257222A - Process for manufacturing electrical power cables. : de en
  • CH257102A - Snap button. : en fr
  • CH257258A - Device with thermionic lamps. : en fr
  • US2450161A - Clutch control mechanism : en
  • CH257078A - Convertible seating. : de en
  • CH257267A - Car drawbar. : de en
  • AU1533047A - Improvements in and relating to the mounting of an electric or magnetic unit in a shield and the mounting of the shield on a sup port : en
  • CH257147A - Instrument for performing calculation operations. : en fr
  • AU1590547A - An injector or applicator for unguents orthe like : en
  • GB609176A - Improvements relating to runways or guides for window panes or other panels : en
  • CH257297A - Process for polymerizing vinyl chloride. : de en
  • ES13385Y - Wing nut for fixing the wheels to the bicycle fork. : en es
  • CH257188A - Link belt, in particular for wrist watches. : de en
  • AU129119B2 - Manufacturing fibro-cement pipes : en
  • CA451477A - Blasting cap : en fr
  • CA451403A - Apparatus for automatic periodic cleaning of straining members : en fr
  • AU2284948A - Improvements in or relating to knitting machines and to knitted articles Produced thereon : en
  • GB609305A - Improvements in and relating to follow-up control systems : en
  • GB609402A - Improvements in and relating to actuating systems for the wheel brakes of aircraft : en
  • US2450012A - Voltage regulator : en
  • DK67696C - Method for Preparing Durable Aqueous Solutions of Therapeutically Applicable Gold Salts. : da en
  • AU137030B2 - Improvements in and relating to knapsack sprays : en
  • CA451441A - Magnetron : en fr
  • US2450361A - Spike fastening means for railway tracks : en
  • GB609149A - Improvements in memorandum devices : en
  • DEP0015987DA - Wire frame for lampshades, in particular for floor lamp and round pleated shades : de en
  • USD151142S - Brooch or similar article : en
  • ES16899Y - Improved siphon head. : en es
  • ES18062U - Hermetic plug (Machine-translation by Google Translate, not legally binding) : en es
  • GB609231A - Improvements in or relating to electric wave filter devices : en
  • GB609525A - Propeller with self-regulating variable pitch : en
  • DK67693C - Apparatus for cleaning generator gas in a cleaning and cooling unit intended for gas generator-driven means of transport. : da en
  • GB609296A - Improvements in and relating to follow-up control systems : en
  • PL33507B1 - Machine for bridzów records : en pl
  • GB609211A - Improvements in and relating to electric lamp bases and holders : en
  • GB609510A - Improvements in, or relating to, overhead runways : en
  • US2450089A - Thermometer package : en
  • GB609223A - Improvements in containers for powder or other finely divided materials : en
  • GR11798B - IMPROVEMENTS IN METHODS OF PRODUCTION OF CELLULAR MATERIALS BY BAKING OF CLAY OR SIMILAR SILICATES IN A ROTATING CLASS. : el en
  • CA451493A - Ultra-high frequency tube : en fr
  • USD151178S - Brooch or similar article : en
  • GB609306A - Improvements in director or like control systems for guns : en
  • US2450014A - Electronic goniometer for radio direction finders : en
  • US2450041A - Sheet metal rolling machine : en
  • US2450044A - Tool handle lock : en
  • US2450151A - Mechanical gripping tool : en
  • GB609334A - Improvements in or relating to spraying machinery : en
  • GB609179A - Improvements in or relating to hinges and to cases or like containers embodying the same : en
  • DK67698C - Bed. : da en
  • GB609375A - Improved truck for use in lifting and transporting barrels and the like : en
  • US2450131A - Process for preparing beta-lactones : en
  • AU2483645A - Improvements in or relating to hair pads, hairbands or like articles : en
  • DK67709C - Heat exchange device. : da en
  • ES13309Y - Manual fire extinguisher, perfected. : en es
  • US2449992A - Preparation of beta-thio carboxylic acid compounds : en
  • US2450356A - Braided sling and method of making the same : en
  • US2449981A - Electromagnetic relay structure : en
  • US2450262A - Reversing drive mechanism : en
  • US2450055A - Food composition containing fusaria : en
  • DK67682C - Device for teletypewriters for piercing a hole strip and for equipping it with pressure. : da en
  • US2450366A - Apparatus and method for seismographic exploration shooting : en
  • GB609136A - Improvements in yacht legs : en
  • US2450276A - Process for production of oxygen : en
  • GB609398A - Electrical measuring instrument for measuring the radial clearance of ball bearings : en
  • USD151200S - Design fob a bowling game board : en
  • CA451424A - Eyeglass case with sight openings : en fr
  • CA451498A - Apparatus for smoking and curing foodstuffs : en fr
  • US2450028A - Dimethyl styrene polymerization products and their preparation : en
  • GB609209A - Improved inflatable core for and method of moulding perforations in concrete, mortar, pottery or the like : en
  • US2450116A - Preparation of beta-lactones : en
  • USD151147S - Design for a brooch or similar article : en
  • ES18035U - Patent holder perfected (Machine-translation by Google Translate, not legally binding) : en es
  • ES18002U - Helmet light protector against atmospheric agents, adaptable to any head shape. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609463A - Improvements in electric welding : en
  • ES18059U - Bottle neck with crown closure system (Machine-translation by Google Translate, not legally binding) : en es
  • GB609342A - Improvements in permutation locks : en
  • US2450027A - Dimerization of alpha-alkyl para-alkyl styrenes : en
  • GB609298A - Improvements in or relating to electrical apparatus responsive to the phase difference or time lag between two periodic energy waves : en
  • US2450103A - Sucker rod backoff wheel : en
  • GB609321A - Improvements in or relating to hydrocarbon conversion : en
  • ES16749Y - Filler for lighters and other uses. : en es
  • GB609202A - Improvements in brake mechanism for tractors : en
  • ES18016U - Special plug for siphon head. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609123A - Improvements in and relating to a latch : en
  • GB609206A - Improvements in heat exchangers : en
  • GB609373A - Fishing lure : en
  • GB609516A - Improvements in or connected with sprayers, powder blowers and the like : en
  • USD151141S - Earring or similar article : en
  • DK67672C - Apparatus for making whipped cream. : da en
  • US2450211A - Chain-saw bar conditioner : en
  • US2450219A - Texture-stable lithium base grease : en
  • ES16440Y - Neck for bottles containing pressurized liquids. : en es
  • GB609331A - Improvements in and relating to contacting gases or vapours with liquids : en
  • IS550A7 - Improvements to or in connection with bottom trawl gear. : en is
  • GB609213A - Improved method of and means for the construction of pre-fabricated buildings : en
  • DK67714C - Method for making multicolored relief patterns on walls, wallpaper, decorative objects or other surfaces. : da en
  • GB609404A - Improvements in or relating to a machine for cleaning fur garments : en
  • CA451489A - Apparatus for weaving fabrics of plastic materials : en fr
  • US2450182A - Frequency modulation at ultra high frequencies : en
  • US2450318A - Method for producing poultry feeds : en
  • GB609285A - Band blade slicing machine : en
  • GR11802B - PROVISION FOR THE IMPROVEMENT OF UNITED CHEMICAL REACTIONS. : el en
  • CH257214A - Absorption chiller working with a pressure-equalizing auxiliary gas. : de en
  • AU129548B2 - Improvement in signal-translating system : en
  • CH257308A - Extensible link. : en fr
  • GB609449A - Aircraft incorporating an aerodynamic laboratory : en
  • AU2276548A - Improvements in or relating togas-turbine powerplant installations : en
  • US2450349A - Guarded window assembly : en
  • GB609461A - Improvements relating to protecting electrical and other apparatus against shock vibrations : en
  • AU1714747A - Improvements in and relating to knapsack sprays : en
  • US2450353A - Folding table : en
  • CH257291A - Process for the production of a vat dye. : de en
  • GB609224A - Improvements in or relating to wall hooks : en
  • CA451472A - Preparing organic detergent compositions : en fr
  • US2450395A - Malleable cast iron : en
  • GB609318A - Improvements in and relating to safety razors : en
  • GB609196A - Improvements in or relating to electric dry contact rectifiers : en
  • GB609281A - Improvements relating to firearms : en
  • ES18067U - Rubber doll with articulation in head and extremities (Machine-translation by Google Translate, not legally binding) : en es
  • GB609260A - Circular knitting machine : en
  • ES18075U - Cambrillon protector for ladies shoe heels (Machine-translation by Google Translate, not legally binding) : en es
  • ES183484A1 - PROCEDURE FOR THE MANUFACTURE OF ELECTRIC CURRENT CONDUCTIVE PARTS INTENDED TO COME IN CONTACT WITH MISCELLANEOUS MATERIALS, ESPECIALLY WITH GLASS IN THE CAST STATE : en es
  • US2450003A - Rotating band tester : en
  • DK67711C - Window protection. : da en
  • DK67703C - Process for the manufacture of elements for optical devices of translucent plastic. : da en
  • GB609215A - Improvements in equaliser networks : en
  • AU2283748A - Improvements inthe manufacture of soap : en
  • AU138258B2 - A process for improving the properties of organic diisocyanate modified polyesters or polyerster - amides and articles made therefrom : en
  • GB609118A - Improvements in adjustable seats : en
  • GB609437A - Improvements in or relating to chronographs : en
  • CH257243A - Electrotherapy device with electronic valves. : en fr
  • US2450314A - Coupling for flareless tubes : en
  • US2450101A - Material for use in the manufacture of ear defenders and the like : en
  • US2450321A - Rust-inhibiting greases : en
  • AU144368B2 - Improvements in or relating to devices forthe manufacture of upholstered paper : en
  • CH257270A - Device on motor vehicles for connecting the bonnet to the body. : de en
  • AU127931B2 - Improvements in arrangements for coupling wide frequency band antennae to transmission lines : en
  • CH257225A - Coaxial cable for the transmission of high frequency energy. : en fr
  • CH257167A - Machine for the production of a wire helix. : de en
  • AU2207148A - Regulated radiofrequency power supply : en
  • CA451473A - Flashlight : en fr
  • CA451496A - Locking and power transmitting mechanism for a member adapted for movement about an axis to and from two fixed positions : en fr
  • CH257195A - Pyrophoric lighter. : en fr
  • USD151148S - Design fob an earring or similar article : en
  • AU2211248A - Packaging articles : en
  • CA451491A - Filter : en fr
  • CH257284A - Process for the preparation of a new monoazo dye. : de en
  • US2450367A - Method of making amino-substituted acridines : en
  • AU141854B2 - Improvement in pressure stoves adapted for space heating : en
  • CH257168A - Drill. : en fr
  • CH257136A - Arrangement for the optical display of course deviations from a course determined by a radio beacon system using complementary dot-dash signals. : de en
  • CH257300A - Mechanism for launching the rotating member of a game such as a roulette wheel. : en fr
  • CH257160A - Process for obtaining molten magnesium-based alloys intended to be die-cast. : en fr
  • CA451509A - Lifting jack : en fr
  • AU1141443A - Improvements in or relating to high frequency energy transferring device : en
  • CA451488A - Fatigue machine for testing materials submitted to repeated tensile stresses : en fr
  • CH257232A - Electronic device for converting a mechanical quantity into an electrical quantity. : de en
  • US2450261A - Training equipment for aviators : en
  • CA451435A - Method and apparatus for vulcanizing strip material : en fr
  • AU147889B2 - Improvements in garments having an elastic portion atthe waist : en
  • CA451419A - Controlled atmosphere furnace : en fr
  • CH257231A - Switching arrangement for influencing the natural frequency of an oscillating circuit. : de en
  • CA451423A - Trailer ball bolt guard : en fr
  • CA451412A - Degreasing of articles in tanks : en fr
  • ES183749A1 - IMPROVEMENTS IN FLUID MULTICOPIST MACHINES : en es
  • GB609393A - Improved leads for ignition systems : en
  • US2450166A - Electrical detection apparatus : en
  • US2450265A - Method of logging boreholes : en
  • CH257115A - Process for the production of a resin solution, which is used as a paint raw material, from a resinous ethylene oxide derivative of a phenol, and a product produced by this process : de en
  • ES18028U - Luminous disk for telephone sets. (Machine-translation by Google Translate, not legally binding) : en es
  • DK67708C - Device for turbotransformers. : da en
  • CA451448A - Production of products having recurring arylethylene units with termini from saturated halogenated alkanes : en fr
  • CH257221A - Method of joining lengths of high voltage electrical cables. : de en
  • AU134698B2 - Improvements inphase modulation system : en
  • CA451480A - Selective heat treatment of metal : en fr
  • CH257286A - Process for the preparation of a new monoazo dye. : de en
  • CH257163A - Process for arc welding and welding apparatus for carrying out the process. : de en
  • CH257233A - Electric discharge tube. : de en
  • GB609243A - Improvements in or relating to chairs : en
  • US2450040A - Combined shopping bag and handbag : en
  • DK67678C - Process for the production of strychnine oxide. : da en
  • CA451432A - Aerating feeding of pulverized material : en fr
  • CH257112A - Process for the preparation of an azo dye. : de en
  • ES16418Y - Device applicable to pens and nibs. : en es
  • CH257185A - Stretch bracelet. : en fr
  • GB609512A - Improvements in or relating to control valves for hydraulic transmission systems : en
  • GB609274A - A new or improved mechanical toy : en
  • CH257257A - Apparatus with a device for amplifying and acoustic reproduction of electrical oscillations and at least one high-frequency oscillating circuit, wherein means are provided for preventing the microphonic ringing. : de en
  • DK67705C - Apparatus for filling and emptying a container, such as a spray mixture container for sprayers to control harmful plant infestations. : da en
  • GB609134A - Improvements in and relating to the hydrogenation of halogenosilanes : en
  • ES18081U - Protected thermometer. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609465A - Improvements in or relating to a variable speed device : en
  • IE18380L - Peptone, etc. extracts. : en
  • ES18051U - Handle ring (Machine-translation by Google Translate, not legally binding) : en es
  • CA451500A - Refrigerator : en fr
  • GB609451A - Device for attaching master sheets on printing drums : en
  • US2449971A - Apparatus for reducing noise in microphone circuits : en
  • US2450119A - Isomerization of pinene to camphene : en
  • US2450127A - Art device : en
  • US2450294A - Hone adapter : en
  • ES18046U - Sewing type for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • US2450372A - Coincidental vehicle door locking system : en
  • GB609462A - Improvements in or relating to metal hose clips : en
  • US2450158A - Connector bolt : en
  • GB609307A - Improvements relating to the production of plastic compositions : en
  • US2450404A - Ignition system : en
  • USD151201S - Design for a rack pool board : en
  • US2450165A - Cash register : en
  • US2450109A - Walk-in refrigerator cooled by a forced air circuit : en
  • US2450156A - Process of and apparatus for producing titanium dioxide : en
  • CA451449A - Coated material : en fr
  • CA451458A - Preparation of acyl cyanides : en fr
  • PL33506B1 - The slider is especially suitable for valveless combustion engines : en pl
  • ES183748A1 - PROCEDURE FOR MANUFACTURING FOUNDRY AND HIGH BASICITY SLUGS : en es
  • DK67673C - Apparatus for the production of whipped cream. : da en
  • GB609131A - Improvements in or relating to the cleaning of fine coal by froth flotation : en
  • GB609192A - Improvements in or relating to high frequency heating : en
  • GB609198A - Improvements in or relating to whale catchers' whale lines : en
  • CH257165A - Process for the production of a base for the construction of rabitz-like walls and base produced by this process. : de en
  • GB609250A - Improvements in or relating to supports for folding plate-racks : en
  • GB609519A - Pulse translator : en
  • GB609320A - Apparatus for use in the manufacture of and when retreading tyres : en
  • GB609356A - Improvements in or relating to cam mechanisms for steering gears and other purposes : en
  • GB609419A - Tire casing patch : en
  • US2450007A - Carburized filament and method for treating the same : en
  • US2450382A - Internal-combustion engine : en
  • USD151125S - Design for a perfume bottle : en
  • GB609520A - Improvements in or relating to receivers for phase and frequency modulated waves : en
  • GB609184A - Improvements in or relating to the stabilization of cyanhydrins : en
  • GB609166A - A process for removing carbon monoxide from gases containing the same : en
  • GB609420A - Improvements in and relating to ventilation of sanitary closets : en
  • US2450015A - Steerable wheel shock absorber : en
  • US2450021A - Automatic door operator : en
  • CA451511A - Device for supplying and emptying a group of two hydraulically compressed clutches : en fr
  • ES16675Y - Perfected laryngoscope. : en es
  • DK67689C - Electric discharge tube with spacers between two successive grids. : da en
  • AU144360B2 - An electric motor structure : en
  • AU934443A - A process for improving the properties of organic diisocyanate modified polyesters or polyerster - amides and articles made therefrom : en
  • ES18083U - Type of fixed artificial eyes for toys. (Machine-translation by Google Translate, not legally binding) : en es
  • US2450295A - Engine primer : en
  • AU129124B2 - Improvements in or relating to rotary valves for internal combustion engines andthe like : en
  • CA451415A - Pleated lamp shade : en fr
  • GB609247A - Improvements in and connected with crystal pick-ups : en
  • GR11809B - CEMENT PIPES. : el en
  • US2450152A - Fruit picker's crane : en
  • GB609351A - Improvements in a mold for molding an extensible article, for example a bracelet formed of plastic material : en
  • CH257071A - Rotating barrel lock. : en fr
  • AU1607747A - Improvements in and relating to rifle sights : en
  • CH257202A - Check valve for compressors or similar devices. : en fr
  • ES18080U - Pneumatic sucker (Machine-translation by Google Translate, not legally binding) : en es
  • CH257170A - Automatic percussion punch. : en fr
  • USD151161S - Mounting bracket for an electrical fixture : en
  • US2449980A - Removal of photographically active ingredients from gelatin : en
  • GB609146A - Improvements in and relating to surgical sutures : en
  • GB609367A - Improved composite tape for electric insulating and other purposes : en
  • GR11796B - IMPROVEMENTS IN AROTRA THAT HAVE IN MOST SUPPORT. : el en
  • DK67704C - Tool for cleaning pipe heads. : da en
  • GB609163A - Improvements relating to means for lubricating the cylinders of internal combustion engines : en
  • GB609289A - Improvements in or relating to polymers and copolymers of chloroethylenes and process of producing the same : en
  • AU2203748A - Digging and lifting implement : en
  • US2450260A - Treatment of flour for controlling its strength : en
  • CH257154A - Pendulum movement. : en fr
  • LU29167A1 - : en
  • CH257086A - Tenon puller. : de en
  • AU139008B2 - Improvements in ticket printing and issuing machines suitable for use with totalisators : en
  • CH257051A - Plant for watering flower pots or other seedlings. : en it
  • US2450256A - Electric switch : en
  • CH257080A - Convertible baby furniture. : en fr
  • CH257229A - Thermal relay. : de en
  • US2450070A - Marine sea chest sand separator : en
  • AU144327B2 - A process lor preparing emulsions of drying or semi-drying oils and emulsions prepared thereby : en
  • CA451486A - Flow control apparatus : en fr
  • CH257269A - Process of using the excess flow rate of the air compressor of the braking system of a motor vehicle. : en it
  • US2450092A - Ironing board having steam generating means : en
  • US2450190A - Rotary compressor lubrication : en
  • GB609273A - Improvements relating to multi-stage centrifugal pumps : en
  • GB609299A - Manufacture of disazo-dyestuffs : en
  • US2450305A - Partition for refrigerators : en
  • CH257194A - Pyrophoric lighter. : en fr
  • CH257306A - Chronograph pusher. : en fr
  • CH257095A - Laundry rammer. : de en
  • US2450397A - 5-hydroxy-1, 3, 4-triazaindolizines as stabiliziers for photographic silver-halide emulsions : en
  • US2450061A - Electric boiler : en
  • US2450263A - Electric temperature device : en
  • US2450384A - Manufacture of factice and sulfurized oils : en
  • CA451501A - Butadiene production : en fr
  • ES17067Y - Optical device for reading radiotelephone dials. : en es
  • CA451504A - Process for treating hair to impart permanent set thereto : en fr
  • CH257169A - Table for holding workpieces to be drilled. : de en
  • AU2480645A - Radio systems for providing a zone indication about a predetermined area such asan airport : en
  • CH257175A - Process for preparing granular thermoplastic material and machine for carrying out said process. : en it
  • CH257124A - Device for copying out sections determined by settings from tape-shaped negative films. : de en
  • US2450350A - Milling mechanism : en
  • CH257191A - Pyrophoric lighter. : en fr
  • CA451524A - Propulsion apparatus : en fr
  • CH257146A - Tens transmission device on computing office machines. : de en
  • CH257156A - Shock absorbing bearing. : en fr
  • US2450077A - Wire-drawing die lapping machine : en
  • US2450097A - Processing fruit juices : en
  • US2450324A - Apparatus for coiling thermoplastic material : en
  • US2450346A - Kitchen utensil : en
  • US2450250A - Hinged heel shoe : en
  • US2450189A - Drop hammer, stamp, and the like : en
  • US2450168A - Undergarment : en
  • US2450187A - Winding machine : en
  • US2450299A - Portable molding sand muller, including suspendable power-driven muller unit and underlying portable bowl receptacle : en
  • CA451532A - Airtight sealer top remover : en fr
  • GB609239A - A milling machine for surfacing very broad members : en
  • GB609313A - Improvements in or relating to aerofoil structures : en
  • US2450365A - Toolholder : en
  • US2450164A - Means for testing electrical ignition systems of internal-combustion engines : en
  • GB609430A - Improvements in pirns for shuttles : en
  • GB609144A - Improvements in electric binding posts or terminals : en
  • ES17326U - Sphere of the world (Machine-translation by Google Translate, not legally binding) : en es
  • ES183742A1 - IMPROVEMENTS IN MACHINES FOR COLD LAMINATION : en es
  • GB609370A - Improvements in the treatment of fibrous materials : en
  • ES18064U - Apparatus-artificial clamp for dental prosthesis. (Machine-translation by Google Translate, not legally binding) : en es
  • DK67691C - Heater with electric heating resistors. : da en
  • ES17829U - Improved shoulder pad. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609401A - Improvements in or relating to brakes for cycles : en
  • CA451422A - Door and gate holder : en fr
  • US2450297A - Apparatus for bending glass : en
  • ES18056U - Improved electric capacitor (Machine-translation by Google Translate, not legally binding) : en es
  • CA451411A - Internal combustion engine : en fr
  • CH257274A - Spring brake on a gear train. : de en
  • CH257294A - Process for the production of an indigoid vat dye. : de en
  • CH257123A - Automatic indicator checker of the state of the edges of cinematographic films. : en fr
  • GB609484A - An improved temperature sensitive device operating by expansion : en
  • US2450134A - Preparation of beta-lactones : en
  • GB609195A - Improvements relating to electric oscillation generators : en
  • US2450029A - Compressed air gun : en
  • US2450274A - Pressure fluid follow-up servomotor : en
  • ES18013U - Progressive rows for various profiles. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451462A - Manufacture of nitronitriles : en fr
  • US2450288A - Photoelectric exposure meter : en
  • ES16575Y - Graduated drawing ruler, especially for drawing machine. : en es
  • GB609157A - Improvements in or relating to inductor for high frequency induction heating : en
  • GR11804B - METHOD OF PRESERVATION OF CITRUS JUICE. : el en
  • DK67694C - Prosthesis with a foot connected to a lower leg joint. : da en
  • GB609142A - Improvements in and relating to bins for storing and transporting tobacco : en
  • ES16952Y - Coupling frame for automatic scales. : en es
  • ES18009U - Electric lamp-headlight for cars. (Machine-translation by Google Translate, not legally binding) : en es
  • ES9787Y - Paraffin cardboard container for yoghurt. : en es
  • GB609329A - Improvements in or relating to apparatus for conditioning solid materials in particle form : en
  • GB609531A - Washing machine : en
  • DK67715C - Fastening device at layer for milk jugs. : da en
  • GB609499A - Improvements in warp stop motions : en
  • GB609154A - Chlorinating synthetic rubbers : en
  • GB609500A - Electron discharge devices : en
  • USD151160S - Design for a fruit holder : en
  • US2450381A - Treatment by azeotropic distillation of complex mixtures : en
  • US2450069A - Welt pressing means for sole attaching machines : en
  • USD151117S - Battery charging machine or similar article : en
  • AU1953945A - Improvements relating to pulse modulation systems : en
  • GB609201A - Improvements in or relating to assembling and pivoting means : en
  • ES17760U - Cambrillºn for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • AU148774B2 - Improvements in or relating to foundry sand compositions and agglonierants therefor : en
  • AU2260748A - Velocity modulation wideband amplifier tubes : en
  • GB609180A - Device for holding tubes of toothpaste and the like : en
  • GB609245A - Improved differential control mechanism : en
  • US2450144A - Electrical control instrument : en
  • US2450358A - Line tightener and fastener : en
  • US2450154A - Shock absorber : en
  • US2450183A - Checking device for the warp threads in circular looms : en
  • PL33511B1 - Fabric for sun blinds : en pl
  • GB609218A - Indoor game : en
  • GB609440A - Improvements in or relating to the manufacture of imitation astrachan furs : en
  • DK67710C - Apparatus for transverse creping of paper, foil or other crepable materials. : da en
  • DEP0003013DA - Pen : de en
  • ES18087U - Dual-use radiotelephone apparatus. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609415A - Improvements in or relating to x-ray apparatus for indirect radiography : en
  • US2450017A - Method of producing animated cartoons : en
  • GB609174A - Improvements in safety containers for use with electric irons : en
  • GB609249A - Improvements in or relating to adjustable levelling devices for stands or bases : en
  • GB609456A - Securing and releasing detachable containers of aircraft : en
  • ES18323U - Ceramic cathode tube. (Machine-translation by Google Translate, not legally binding) : en es
  • ES17979U - Security device for revolving doors. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609171A - Improved limit-switch mechanism for electric motors : en
  • GB609151A - Improvements in or relating to speed indicators : en
  • GB609537A - Improvements in or relating to receivers for carrier signals using pulse-modulation : en
  • ES17090Y - Razor. : en es
  • ES17159Y - Device of metallic joints destined to the assembly of wood. : en es
  • GB609479A - Improvements in or relating to thermionic means for producing ultra high frequency energy : en
  • US2450193A - Pot handle : en
  • GB609268A - Improvements in and relating to apparatus for measuring impedance : en
  • GB609409A - Improvements in or relating to dough mixing and kneading machines : en
  • CH257173A - Saw frame. : en fr
  • AU2208648A - Discharge tube with cold electrodes anda filling ofan inert gas for lighting purposes : en
  • US2450236A - Hand propelled wheeled cultivator : en
  • US2450226A - Pulpstone : en
  • CH257083A - Furniture component for assembling bookshelves, filing cabinets and fan racks. : de en
  • CH257302A - Capacitive voltage divider for measuring high alternating and surge voltages. : de en
  • GB609257A - Improvements in the delustring of nylon : en
  • GB609314A - Improvements in or relating to tanks for liquids : en
  • LU29173A1 - : en
  • US2450215A - Dolly for trailers and the like : en
  • US2450090A - Clamp for attaching articles to the tops of automobiles : en
  • AU142365B2 - Improvements in and relating tothe dressing of minerals and ores : en
  • US2450207A - Nail file : en
  • USD151190S - Design for a coat : en
  • CH257150A - Method for mechanical sound recording. : de en
  • CH257237A - Discharge tube. : en fr
  • GB609168A - Improvements in or relating to wrenches, screw-drivers and the like : en
  • US2450123A - Wheat germ preparation : en
  • GB609222A - Improvements in or relating to methods of building construction : en
  • BE484699A - Electromechanical translator : en fr
  • US2450239A - Aviation trainer : en
  • US2450264A - Clock : en
  • US2450120A - Method and apparatus for bonding thin sections to heavier members : en
  • ES16454Y - Air-mounted glasses, perfected. : en es
  • GB609489A - Axle housings for motor vehicles : en
  • CA451517A - Dehydrogenation of hydrocarbons : en fr
  • US2450267A - Water gauge : en
  • GB609276A - Improvements in or relating to a nail receiving beam : en
  • ES18073U - Apparatus for quick cleaning of glass and all kinds of polished materials (Machine-translation by Google Translate, not legally binding) : en es
  • USD151181S - Design for a brooch or similar article : en
  • CH257145A - Self-compensating measuring bridge circuit. : de en
  • GB609426A - An improved shock-absorbing buffer : en
  • GB609474A - Improvements in or relating to telecommunication exchange systems : en
  • US2450034A - Groundwood bleaching by hydrosulfite : en
  • US2450094A - Grip : en
  • US2450177A - Beverage device : en
  • CA451413A - Clothesline pulley and pin : en fr
  • CH257106A - Filtered. : en fr
  • GB609487A - Improved method of and apparatus for reducing ammonium molybdate : en
  • GB609374A - Improvements in or relating to electric time alarms : en
  • CH257142A - Tilt balance. : de en
  • GB609466A - Method of electrolytically removing a dried deposit of a rubber-containing fluid from ferrous metal containers : en
  • US2450107A - Mixing vessel and deflector therefor : en
  • USD151182S - Design for an earring or similar article : en
  • CH257240A - Electrical apparatus with a hollow holder designed as a handle for receiving an electrical device. : de en
  • CH257251A - Equalizing transmitter. : de en
  • CA451468A - Radio receiver : en fr
  • US2450328A - Aircraft barrier : en
  • USD151149S - Design fob a brooch ob similar abticle : en
  • US2450020A - Manufacture of rectifier disks : en
  • IE19281L - Carrier current transmission systems : en
  • CH257239A - Combination headlight for road vehicle. : en fr
  • CA451467A - Feed-back control arrangement for coupled tuned circuits : en fr
  • CH257293A - Process for the production of an indigoid vat dye. : de en
  • PL33502B1 - Ring seal for pistons, spool valves and piston rods : en pl
  • US2450240A - Radio direction finding means for aviation trainers : en
  • USD151184S - Design for an earring or similar article : en
  • ES17993U - Container with automatic mold cover (Machine-translation by Google Translate, not legally binding) : en es
  • CH257073A - Gas stove oven. : en fr
  • CH257090A - Transportable sewing kit storage device. : de en
  • AU146662B2 - Improvements in or relating to circuit arrangements ior determining the timing of electromagnetically operated relays : en
  • AU140548B2 - An improved preparation forthe treatment of pulmonary andother diseases in swine andother animals : en
  • ES18070U - Bag esenciero (Machine-translation by Google Translate, not legally binding) : en es
  • CA451503A - Electron tube oscillator circuit : en fr
  • CH257140A - Method and arrangement for displaying and determining the distance of objects by means of frequency-modulated electromagnetic waves. : de en
  • USD151116S - Biener table ornament : en
  • US2450298A - Clavicle splint : en
  • CA451400A - Toy : en fr
  • AU144409B2 - Improvements in electrical ballasts : en
  • AU2283448A - Method of and apparatus for washing dishes, cups, glasses and like utensils : en
  • GB609429A - Improvements relating to machines for grooving or slotting metals : en
  • US2450307A - Device to make test prints of photographic color print material by three nonuniform part exposures of a test triangle to three colors : en
  • AU2215448A - Improvements in or relating to single-acting reciprocating engines : en
  • CH257121A - A typewriter end-of-page indicator device. : en fr
  • US2450155A - Soap powder dispenser : en
  • US2450245A - Sanding device for vehicles : en
  • AU129113B2 - Improvements in or relating to hair pads, hairbands or like articles : en
  • AU145951B2 - Velocity modulation wideband amplifier tubes : en
  • US2450301A - Folding baby seat : en
  • GB609450A - Improvements in the manufacture of fish-preserves : en
  • GB609275A - Azo dyestuffs : en
  • US2450354A - Control lever : en
  • US2450374A - Telescopic tubular prop : en
  • USD151135S - Design fob an earring or similar article : en
  • BE484682A - : en
  • CH257139A - Radio beacon for generating crossed course lines. : de en
  • US2450251A - Collector for textile drafting mechanisms : en
  • US2450270A - Hydraulic mechanism, especially plural cylinder system and control therefor : en
  • AU139096B2 - Improvements in and relating to machines for. the mining of coal andthe like : en
  • GB609122A - Plant for the heat treatment of peat and lignite and like materials : en
  • CH257271A - Telescopic fork for motor vehicles. : en it
  • CA451495A - Plated metal : en fr
  • CA451521A - Piezo-electric device : en fr
  • CH257049A - Fruit picker. : de en
  • CH257177A - Machine for grinding twist drills. : de en
  • AU1775348A - A device for identifying drinking vessels : en
  • CH257130A - Construction toys. : de en
  • CH257060A - Elevator stairs. : de en
  • US2450100A - Wheel construction : en
  • CA451484A - H.f. heating apparatus for limited areas : en fr
  • CH257290A - Process for the production of a vat dye. : de en
  • CH257304A - Electro-dynamic equipment for sound recorders and reproducers. : en fr
  • CA451476A - Explosive rivet : en fr
  • AU2213448A - Improvements in or relating to classifying equipment : en
  • CA451487A - Power takeoff for tractor : en fr
  • CH257081A - Screw connection, especially for heavy furniture and wooden structures. : de en
  • PL33496B1 - -4 9 et. 91'M Fastening of a railway rails to a reinforced concrete sleeper : en pl
  • US2450074A - Bobbin lifter : en
  • US2450279A - Resilient shaft hanger : en
  • ES18043U - Quick-setting roof tile that does not present wind resistance. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609197A - Improvements in the production of coloured artificial textile materials : en
  • US2450284A - Uniform cap : en
  • ES16900Y - Heater support for liquor glasses. : en es
  • AU2212048A - Improvements in and relating tothe dressing of minerals and ores : en
  • USD151136S - Design for an earring or similar article : en
  • AU144401B2 - Improvements in or relating to pistons : en
  • DK67688C - DC magnetized rotary magnet instrument for indicator devices. : da en
  • US2450282A - Antifriction screw and nut actuator : en
  • US2450332A - Polycarboxy esters of dimerized 9, 11-linolo-diricinolein and method of making same : en
  • AU138758B2 - Machine milking plant : en
  • AU127888B2 - Improvements relating to pulse modulation systems : en
  • ES16897Y - Lamp-hell. : en es
  • GB609346A - Means for holding the swaged ends of aircraft control cables during the adjustment of the turnbuckle : en
  • CH257138A - Arrangement for distance measurement by means of electric waves. : de en
  • US2449988A - Preparation of polycarboxylic acids : en
  • USD151138S - Earring or similar article : en
  • US2450325A - Outdoor card game device : en
  • US2450351A - Apparatus for washing gel pellets : en
  • GB609412A - Mechanical device with conjugated controls, applicable in particular to the pilotingof aircraft : en
  • GB609264A - Improvements in electromagnetic brakes and clutches : en
  • CA451440A - Die for coating wires : en fr
  • GB609327A - Improvements in and relating to die-stamping printing : en
  • DK67684C - Generator for pulses with high frequency. : da en
  • AU139649B2 - Improvements in wheel rims for tractors and like vehicles : en
  • US2450066A - Guide for drill chucks : en
  • US2450150A - Piston for rotary engines : en
  • ES12655Y - Reinforced cardboard boxes. : en es
  • US2450132A - Preparation of beta-lactones : en
  • BE484661A - : en
  • US2450357A - Locking mechanism : en
  • CH257190A - Wick lighter. : de en
  • CH257252A - Device for initiating operations through telephone calls. : de en
  • US2450334A - Production of aryl substituted ethylenic compounds : en
  • GB609532A - Blowpipe powder valve : en
  • CH257262A - Installation and automatic operation for the remote control of motor vehicles. : en fr
  • CH257094A - Device for printing textile material with an endless printing blanket. : de en
  • CH257087A - Apparatus for the automatic cleaning of the rollers of a textile machine, in particular of a continuous spinning machine. : en fr
  • AU2212148A - Power-operated self-anchoring sawing tool : en
  • ES18079U - Articulated container for thumbtacks and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2450036A - Sprouting of buds : en
  • US2450170A - Fitting : en
  • USD151166S - Earring or similar article : en
  • BE484751A - : en
  • CA451506A - Treatment of cellulosic fibres : en fr
  • US2450387A - Pneumatic shock absorber : en
  • LU29172A1 - : en
  • US2450045A - Apparatus for the treatment of textile strands : en
  • GB609208A - Improvements in and relating to automatically controlled space heating systems : en
  • CA451528A - Anti-glare device : en fr
  • CH257285A - Process for the preparation of a new monoazo dye. : de en
  • US2450302A - Fluorescent ballast bracket : en
  • AU144403B2 - Mobile power-operated conveyor : en
  • CH257079A - Seating and reclining furniture. : de en
  • PL33515B1 - Chamber dryer : en pl
  • AU1881745A - Improvement in signal-translating system : en
  • CH257110A - Process for the preparation of a polyazo dye. : de en
  • US2450053A - Pneumatic grain conveyer : en
  • GB609476A - Improvements in or relating to bearings suitable for electrical apparatus and instruments : en
  • US2449982A - Radio beacon : en
  • US2450214A - Dual drive mechanism : en
  • CA451505A - Process for treating hair : en fr
  • CH257155A - Time dial and process for its manufacture. : en fr
  • US2450072A - Paint paste : en
  • AU2212748A - Machine milking plant : en
  • CA451407A - Window : en fr
  • CH257296A - Process for the production of an indigoid vat dye. : de en
  • AU142428B2 - Regulated radiofrequency power supply : en
  • CH257119A - Pay packet. : de en
  • AU142214B2 - Hedge trimmer : en
  • GB609152A - Improvements in and relating to oil burners : en
  • CA451464A - Production of organic nitriles : en fr
  • CA451402A - Aero-electric valve : en fr
  • CH257196A - Pyrophoric lighter. : en fr
  • US2449996A - Preparation of sulfur containing dicarboxylic acids : en
  • US2450291A - Air charger for storage tanks : en
  • CH257305A - Device for the simultaneous focusing of objects at different distances from the eye. : de en
  • CA451536A - Arrangement for transmitting current impulses : en fr
  • AU129122B2 - Modification ofthe properties of articles derived from nylon : en
  • DK67701C - Central heating boiler. : da en
  • AU2275948A - An electric motor structure : en
  • US2450341A - Sensitive distance measurement device : en
  • US2449979A - Method and device for removing rotating bands from projectiles : en
  • US2450162A - Golf practice device : en
  • ES18058U - Seat system with folding backrest. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257062A - Removable building. : en fr
  • US2450362A - Device for electric resistance heating of metals and controls therefor : en
  • USD151129S - Design for a hat : en
  • CH257054A - Fishing tackle. : de en
  • CH257093A - Hand knitting machine. : de en
  • AU1602347A - An improved preparation forthe treatment of pulmonary andother diseases in swine andother animals : en
  • AU2209048A - Convection heater : en
  • GB609253A - Improvements in or relating to harvesting machines for root crops : en
  • US2450095A - Corrosion prevention : en
  • US2449993A - Preparation of beta-halo carboxylic acids : en
  • USD151145S - Design for an earring or similar article : en
  • DK67699C - Running crane. : da en
  • US2450286A - Second harmonic nonlinear amplifier : en
  • ES16530Y - Improved wrap for thermos bottles. : en es
  • GB609266A - Improvements in or relating to envelopes for electric components : en
  • US2450243A - Container sealing machine having seaming mechanism actuated by fluid pressure operated means responsive to vacuum : en
  • CH257283A - Device for processing liquid to doughy and powdery substances. : de en
  • GB609125A - Improvements in or relating to apparatus for emptying, washing-out and re-filling locomotive boilers : en
  • ES12521Y - Perfect cover for thermos. : en es
  • GB609175A - Device for truing-up cycle wheels : en
  • CH257152A - Projector. : de en
  • AU129109B2 - Improvements in or relating to devices for grilling meat, fish andother articles of food : en
  • US2450399A - Indicator for electric ranges : en
  • GB609124A - Improvements in or relating to railway sleeping cars : en
  • GB609183A - Improvements in and relating to full-wave grid controlled rectifying circuits of thegratz type : en
  • AU2211948A - Improvements in or relating to inserts for steam condenser tubes orthe like and tothe manufacture thereof : en
  • GB609312A - An audible time-alarm system : en
  • GB609469A - Improvements in shoe and method of making same : en
  • GB609359A - An improved method of securing a rod in a sleeve : en
  • GB609392A - Improvements in or relating to hand cramps : en
  • GB609226A - Improvements in circuit arrangements for compensating for potential fluctuations : en
  • USD151177S - Design for a brooch or similar article : en
  • US2450085A - Swimming suit : en
  • GB609509A - Improvements relating to open type electro-plating barrels : en
  • GB609286A - Improvements in or relating to tube couplings : en
  • GB609304A - Improvements in and relating to follow-up control systems : en
  • GB609445A - Improvements in density meters for liquids : en
  • IS552A7 - Improvements to or in connection with the equipment of bottom trawlers. : en is
  • US2450065A - Drilling machine : en
  • US2450157A - Means for preparing true surfaces : en
  • US2450208A - Filter : en
  • ES17615U - Device for fixing glasses glasses. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18010U - Weed to cut sheet metal. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609453A - Improvements in or relating to roller skates : en
  • US2450147A - Cable clamp : en
  • GB609165A - Improvements in or relating to welding machines : en
  • GB609167A - Manufacture of artificial fibres : en
  • GB609230A - Improvements in drawing board stands : en
  • GB609248A - Improvements in filters or strainers : en
  • US2450191A - Mat frame for evaporative coolers : en
  • AU2242548A - Improvements in electrical ballasts : en
  • CH257091A - Electric motor with coupling device for driving sewing machines and the like. : de en
  • ES17175Y - Valve for toilets. : en es
  • AU2276048A - Improvements in or relating to seal-bodies inwhich a conductor is sealed through vitreous wall : en
  • CA451482A - Transmitter system : en fr
  • CH257182A - Copying machine with device for setting up the centers of circular arcs to be generated by said machine. : en fr
  • GB609337A - Improvements in or relating to electric plugs incorporating fuse-links : en
  • US2450300A - Traction motor control system : en
  • US2450037A - Governor : en
  • US2450218A - Apparatus for continuous fermentation : en
  • AU129312B2 - An improved candle and method of manufacture thereof : en
  • CA451534A - Apparatus for protecting power lines : en fr
  • GB609120A - Improvements in or relating to electrical signalling systems : en
  • ES18055U - Hinge to hold pick-up. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18025U - Underpants (Machine-translation by Google Translate, not legally binding) : en es
  • CH257077A - Dismountable field seat. : de en
  • CH257127A - Musical mechanism. : de en
  • CH257315A - Control device for diesel-electric vehicles. : de en
  • GB609212A - Improvements in flicker shutters for cinematograph projectors : en
  • GB609259A - Folding wringer stand : en
  • GB609390A - Improvements relating to the regulation of hydraulic turbines : en
  • US2450223A - Well reaming apparatus : en
  • ES18068U - Bigudi or hair curler (Machine-translation by Google Translate, not legally binding) : en es
  • USD151170S - Design fob a brooch or similar article : en
  • GB609138A - Improvements in or relating to synthetic linear polymers : en
  • GB609173A - Improvements in and relating to alkylation of halogenosilanes : en
  • GB609483A - Improvements in or relating to the front wheel steering and suspension of motor vehicles : en
  • GB609372A - Improvements in or relating to air filters of the oil bath type : en
  • GB609538A - Improvements in or relating to force feed lubricating apparatus : en
  • CH257053A - Reel for angling. : en fr
  • US2450073A - Multiple-speed axle : en
  • ES16597Y - Button for shirt bibs. : en es
  • CH257134A - Course Instructor. : de en
  • AU133445B2 - Improvements in aeroplanes : en
  • GB609228A - Arrangement for the remote control of radio apparatus : en
  • CH257289A - Process for the preparation of a new monoazo dye. : de en
  • GB609438A - Improvements in or relating to the production of nitrocellulose : en
  • USD151143S - Design for an earring or similar article : en
  • GB609194A - Improvements in or relating to impulse storage and repeating devices, such as are used in automatic telephone systems : en
  • GB609413A - Expeller for chucks in machines : en
  • US2449987A - Preparation of substituted acids from lactones : en
  • US2450104A - Electroacoustical transducer : en
  • ES183750A1 - COPPER OXYCHLORIDE MANUFACTURING PROCEDURE : en es
  • CA451408A - Axle attachment for detecting hot boxes : en fr
  • CH257122A - Device for continuous photocopying. : de en
  • US2450117A - Preparation of beta-lactones : en
  • GB609237A - Improvements in arrangements for guiding thin bands relatively to a gate : en
  • GB609254A - Improvements in or relating to topping devices for sugar beet and like root crops : en
  • GB609153A - Landing and emergency device for heavier-than-air craft : en
  • GB609536A - Improvements in and relating to measuring microscopes : en
  • GB609227A - Improvements in or relating to control systems for direct current motors supplied from a constant current source : en
  • ES183744A2 - NEW POCKET SPRAY APPLIANCE : en es
  • GB609232A - Valve for containers and the like : en
  • GB609148A - Improvements in whistling kettles : en
  • GB609523A - Improvements in and relating to evaporation apparatus : en
  • CH257116A - Cleaning or stripping apparatus. : en fr
  • CH257192A - Pyrophoric lighter. : en fr
  • GB609496A - Improvements relating to locked-in oscillator circuits : en
  • GB609187A - An improved method of attaching the rigging lines of a parachute to an equipment- or a stores-carrying container adapted to be dropped from an aircraft : en
  • USD151124S - Design for a lollipop : en
  • ES183739A1 - AN IMPROVEMENT IN SLOW ELECTRON ANALYZERS : en es
  • ES16980Y - Valve-coupled float for water or other liquid tanks : en es
  • GR11808B - REFRIGERATOR APPLIANCE FOR SNOW ICE PRODUCTION. : el en
  • GB609360A - Improvements in or relating to charging equipment for electric accumulators : en
  • GB609529A - Improvements in and relating to control mechanism for variable-pitch propellers : en
  • ES16417Y - Tap water tank, with or without valve, pedal-operated. : en es
  • GB609394A - Improved limit-switch mechanism for electric motors : en
  • ES17969U - Automatic syringe (Machine-translation by Google Translate, not legally binding) : en es
  • US2450133A - Process for preparing lactones : en
  • GB609405A - Improvements in or relating to sash balances : en
  • GB609290A - Improvements in closures for bottles and like containers : en
  • GB609448A - Improvements in and relating to devices for displaying and advertising goods : en
  • US2450173A - Seal for tank openings : en
  • USD151173S - Design for a brooch or similar article : en
  • AU2335748A - Mobile power-operated conveyor : en
  • CA451461A - Dispersion of sodium : en fr
  • CH257088A - Lockstitch sewing machine. : de en
  • GB609443A - Improved apparatus for carbonating and dispensing liquids : en
  • USD151167S - Earring or similar article : en
  • GB609383A - Improvements in and relating to contacting gases or vapours with liquids : en
  • US2450220A - Texture-stable lithium base grease : en
  • US2450313A - Top milk extractor : en
  • DK67713C - Machine gun. : da en
  • CH257301A - Capacitive voltage divider for measuring high alternating and surge voltages. : de en
  • ES183743A1 - ASSEMBLY DEVICE : en es
  • AU147325B2 - Improvements in or relating to die casting and like machines : en
  • CA451492A - Liquid container : en fr
  • CH257249A - Inhaler. : de en
  • ES17831U - Armchair type transformable. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257201A - A flexible pipe. : en fr
  • GB609340A - Improvements in hydraulic mechanism for operating tractor-drawn agricultural implements : en
  • GB609350A - Improvements in or relating to electric fires : en
  • GB609382A - Adjustable stilts : en
  • ES12723Y - Casting reel for angling. : en es
  • CH257198A - Support band for nuts. : en fr
  • US2450005A - Omnidirectional radio beacon : en
  • US2450175A - Fuel system for starting : en
  • US2450376A - Knitting machine : en
  • CA451494A - Heating materials by high frequency electric currents : en fr
  • CH257248A - Pocket inhaler. : en it
  • US2450306A - Securing device : en
  • CA451518A - Hand box : en fr
  • US2450025A - Gasoline field stove : en
  • US2450315A - Beer faucet : en
  • US2450394A - Preparation of spheroidal catalysts : en
  • AU1835648A - A process forthe production of ethylene oxide : en
  • US2450308A - Flue washing nozzle having fluid valve operated simultaneously with seal in flue : en
  • AU2472745A - Improvements in and relating tothe production of chlorinated polythenes : en
  • CA451401A - Dry powder fire-extinguisher : en fr
  • AU141855B2 - Improvements in or relating tothe construction of metal containers : en
  • CH257261A - Method for the superposition of tops on a modulated signal and installation for the implementation of this method. : en fr
  • US2450281A - Power lift material weighing machine : en
  • CH257216A - Small electrical accumulator. : de en
  • CA451410A - Fishing rod holder : en fr
  • CH257241A - Low pressure mercury vapor discharge tube. : en fr
  • LU29168A1 - : en
  • PL33504B1 - A method of simultaneous double-sided offset printing in one or more : en pl
  • US2449970A - Stabilization of terpene polymers : en
  • CH257082A - Furniture shutters. : de en
  • USD151137S - Brooch or similar article : en
  • AU2208848A - Treating solids in gaseous suspension : en
  • AU2282648A - Improvements in or relating tothe construction of metal containers : en
  • CH257200A - Body that can be wound and unwound. : de en
  • US2450068A - Toe rest : en
  • BE484845A - : en
  • CH257141A - Deviation measuring device. : en fr
  • GB609427A - Improvements relating to electric automatic control apparatus, more particularly for machine-tool and similar drives : en
  • US2449986A - Manufacture of dry contact rectifiers : en
  • AU1532747A - Improved radio dial cursor : en
  • USD151144S - Design for a brooch or similar article : en
  • US2450010A - Piezoelectric crystal apparatus : en
  • BE484856A - : en
  • CA451479A - Electrolytic production of metal powder : en fr
  • CH257266A - Hate. : de en
  • LU29175A1 - : en
  • USD151133S - Design fob a brooch or similar article : en
  • US2450278A - Mounting for rock drills : en
  • CA451429A - Chemical gun trap : en fr
  • CH257066A - Chimney attachment. : de en
  • CH257132A - Projection apparatus. : de en
  • AU2324045A - Improvements in multichannel electrical communication systems utilising distributors : en
  • CH257303A - Capacitive voltage divider for measuring high alternating and surge voltages. : de en
  • ES18024U - Improved packaging, applicable to condition talc and similar powders. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257310A - Method and device for transforming an electrical impulse. : en fr
  • US2450006A - Thickener : en
  • US2450160A - Pressure fluid operated pressure intensifier : en
  • USD151191S - Design for a suit : en
  • CH257238A - Circuit for voltage regulation in rectifier systems. : de en
  • US2450140A - Oil well blowing apparatus : en
  • CH257199A - Locking device on tubes of telescopic structure. : de en
  • DK67720C - Seam puller. : da en
  • ES183741A1 - A PROCEDURE OF PRODUCING A FORM : en es
  • AU2208248A - Improvements in garments having an elastic portion atthe waist : en
  • CH257074A - Appliance for the preparation of cheese roasts, called "raclettes". : en fr
  • AU129126B2 - Improvements in and relating tothe production of chlorinated polythenes : en
  • AU130000B2 - Radio systems for providing a zone indication about a predetermined area such asan airport : en
  • CH257205A - Electro-pneumatic device for driving a mechanism intended to make movements in reverse direction of limited stroke at any time. : en fr
  • CA451416A - Fluid-tight packing piece : en fr
  • US2449977A - Location indicating system : en
  • CH257164A - Cold stamping process by upsetting with combined mechanical and hydraulic actions. : en fr
  • AU143670B2 - Improved sheet material orthe like and process for. the production of same : en
  • CA451522A - Stoker : en fr
  • CH257057A - Process for the manufacture of insulating products and product obtained by this process. : en fr
  • US2450317A - Nickel-impregnated clay catalyst and process of making same : en
  • CA451447A - Polyvinyl acetal resin composition : en fr
  • US2450112A - Quenching and conveying apparatus : en
  • US2450188A - Push and pull load gauge : en
  • GB609221A - An improved method of finishing or resetting the cutting edges of twist drills or the like and an angle measuring device for use in such a method : en
  • US2450252A - Securing device : en
  • CA451445A - Process for the conjoint polymerization of vinyl chloride with fumaric esters : en fr
  • US2449984A - Differential froth flotation of sulfide ores : en
  • USD151179S - Design fob a brooch ob similab article : en
  • US2450359A - Battery plate-connecting strap : en
  • US2449994A - Beta acyloxy acyl halides from beta lactones : en
  • US2450169A - Hat sweatband : en
  • CH257069A - Cistern. : de en
  • US2450197A - Electric discharge device : en
  • US2450054A - Area measuring machine using light beams : en
  • GB609333A - Impedance matching devices : en
  • CH257312A - Process for the preparation of 4-dimethylaminomethyl-2-methyl-1.3-dioxacyclopentane iodomethylate. : en fr
  • CH257313A - Transport device for vertically moving loads and moving them along a support cable. : de en
  • GB609129A - Improved carbon pile electrical regulator : en
  • US2450031A - Accumulator : en
  • GB609258A - Improvements in or relating to circuits for correcting the phase of electrical oscillations : en
  • GB609411A - Appliances for use in dyeing pile fabrics : en
  • GB609434A - Improvements in or relating to cleaning or pickling apparatus : en
  • ES183735A1 - AN IMPROVEMENT IN THE REEL SEATS OF THE BRAIDING MACHINES WITH WHICH IT IS MANAGED TO MANUFACTURE, WITH MULTIPLE FINE METAL WIRE, FLAT CABLES OF THE MAXIMUM FLEXIBILITY AND WIDTH : en es
  • GB609225A - Improvements in or relating to vinyl halides and method of preparing same : en
  • GB609414A - Improvements in control circuits for x-ray apparatus : en
  • US2450343A - Treating oxide ores : en
  • ES18027U - Hanger for suits (Machine-translation by Google Translate, not legally binding) : en es
  • US2449991A - Preparation of beta-aroxy carboxylic acids : en
  • US2450289A - Gas treating apparatus : en
  • GB609279A - Improvements in or relating to devices for giving indications relating to the occupation of seats in places of entertainment and the like : en
  • GB609161A - Improvements in boring machines and the like : en
  • GB609347A - Improvements in or relating to iron cored high frequency coils : en
  • GB609505A - Improvements in molybdenum and tungsten compounds : en
  • ES18020U - Perfect cufflinks for shirt (Machine-translation by Google Translate, not legally binding) : en es
  • US2450385A - Plasterer's featheredge device : en
  • CA451499A - Steam heating apparatus : en fr
  • ES18053U - Glove-sponge (Machine-translation by Google Translate, not legally binding) : en es
  • CA451430A - Telephone or like signalling system : en fr
  • GB609343A - Improved means for stoppering and opening fluid containers or vessels : en
  • GB609207A - Improvements in and relating to electric fluid blast switches : en
  • GB609265A - Improvements in eddy current dynamometers and brakes : en
  • GB609417A - Improvements in electrical screening arrangements : en
  • US2450059A - Diaper having disposable inserts : en
  • USD151151S - Separable brooch or similar article : en
  • CA451428A - Equipment for electrical installations : en fr
  • CH257052A - Method of controlling insects. : en fr
  • CH257298A - Apparatus for electroplating. : en fr
  • CA451474A - Spinning apron : en fr
  • ES18076U - Toothbrush perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257268A - Shift linkage on motor vehicles. : de en
  • USD151152S - Earring or similar article : en
  • GB609182A - Improvements in brakes for bicycles and the like : en
  • ES18082U - Fuel saving device, applicable to stoves, stoves and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • DK67681C - Apparatus for actuating relays or counters in the railway security service. : da en
  • GB609240A - A method of electrically heating metal parts : en
  • US2450099A - Process for the condensation of an arylalkane in the presence of lead alkyl : en
  • US2450347A - Paring utensil : en
  • US2450222A - Shear-resistant greases : en
  • US2450386A - Manufacture of compounds containing amidine groups : en
  • CH257120A - Classification device with movable riders. : en fr
  • US2450051A - Baby carriage construction : en
  • US2450075A - Burr-cutting tool : en
  • GB609457A - Improvements relating to ear-rings : en
  • US2450229A - Ophthalmologist's tool : en
  • US2450204A - Truck body and bolster : en
  • CH257125A - Electrically heatable apparatus for liquefying wax, sealing wax and the like. : de en
  • GB609338A - Improvements in or relating to means for removing dirt or solid particles from a fluid : en
  • GB609498A - An improved method of construction of walls for dwellings or other buildings : en
  • GB609481A - Aluminothermic and like exothermic processes : en
  • GB609272A - Improvements in or relating to lighting fittings : en
  • GB609178A - Improvements in or relating to tubular joints : en
  • GB609395A - Navigational instruments for indicating directions in azimuth : en
  • GB609303A - Improvements in and relating to electrical control systems : en
  • GB609460A - Improvements in or relating to wall construction : en
  • GB609358A - Improvements in agricultural machinery : en
  • US2450098A - Mercury vacuum still : en
  • US2450388A - Clamp for placing well casings : en
  • CH257226A - Machine for wrapping electric cables with hemp twine. : en fr
  • CA451470A - High vacuum pump : en fr
  • CA451515A - Heat insulating laminated plastic cover for refrigerating units : en fr
  • ES18019U - Head of elastic material for siphon. (Machine-translation by Google Translate, not legally binding) : en es
  • US2450342A - Chlorohydroxynitrophenyl sulfide : en
  • CA451465A - Process for acylation of methyl lactate : en fr
  • CA451531A - Fruit and vegetable juice extractor : en fr
  • AU2285948A - Scanning system : en
  • AU141969B2 - Improvements in and relating to rifle sights : en
  • AU145916B2 - Improvements in or relating to classifying equipment : en
  • CH257184A - Heater for removing paint. : de en
  • CH257278A - Propeller. : en fr
  • PL33514B1 - The method of separating the suspension in a cyclone into two fractions with simultaneous control of their concentration : en pl
  • US2450023A - Electron discharge device of the magnetron type : en
  • US2450080A - Power take-off device : en
  • LU29166A1 - : en
  • CH257230A - Fuse cartridge. : de en
  • CH257129A - Fairground carousel for carts. : en fr
  • US2449995A - Preparation of esters of alpha beta unsaturated carboxylic acids : en
  • AU1988045A - Improvements in arrangements for coupling wide frequency band antennae to transmission lines : en
  • US2450019A - Frequency modulated oscillator control : en
  • US2450194A - Adjustable retractor : en
  • US2450247A - Embalmer's protector : en
  • USD151118S - Design fob a traveling lawn sprinkler : en
  • AU137724B2 - Improved radio dial cursor : en
  • CH257215A - A method of manufacturing a heat transmitting element and an element obtained by said process. : en fr
  • CA451507A - Power steering gear : en fr
  • CH257151A - Electroacoustic converter. : de en
  • CH257186A - Bracelet. : en fr
  • ES18023U - Heel protector reinforcement (Machine-translation by Google Translate, not legally binding) : en es
  • US2450038A - Hydrofluoric acid alkylation process : en
  • CH257072A - Electric two-plate cooking device. : de en
  • CA451443A - Polymerization of ethenoid monomers : en fr
  • CH257149A - Piezoelectric pickup. : de en
  • GB609235A - Improvements relating to belt conveyors : en
  • GB609357A - Improvements in or relating to internal combustion engines constructed to use different parts for research purposes : en
  • ES18031U - Shower of .mano adjustable at will. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609270A - Improvements in or relating to rotary cutters or the grinding thereof : en
  • PL33503B1 - : en pl
  • AU2279348A - Improvement in pressure stoves adapted for space heating : en
  • GB609339A - Dried food product and method of making same : en
  • USD151130S - Design for an ear cmp finding : en
  • US2450096A - Automatic step turning lathe : en
  • US2450018A - Radio monitoring system : en
  • US2450181A - Slotting and tenoning machine : en
  • ES17160Y - Dropper bottle. : en es
  • GB609271A - Improvements relating to controllers for electric motors driving railway locomotives and locomotive vehicles : en
  • ES18054U - Constructive game for children of briketas (Machine-translation by Google Translate, not legally binding) : en es
  • CH257273A - Handlebars for motorcycles, cycles and other similar vehicles. : en fr
  • USD151175S - Design for an earring or similar article : en
  • US2450304A - Outboard motor dolly : en
  • GB609158A - Improvements in the manufacture of insulated wire and cables for electrical purposes : en
  • GR11800B - PRODUCT WITH INSECTICIDES AND PROPERTY PROPERTIES. : el en
  • LU29176A1 - : en
  • GB609511A - Electrical apparatus including frequency determining tuning means : en
  • GB609139A - Improvements in or relating to lighters : en
  • GB609309A - Improvements in and relating to systems of and apparatus for detecting and regulating combustion conditions in an internal combustion engine : en
  • GB609269A - Improvements relating to slicing machines : en
  • US2450269A - Temperature measuring system : en
  • USD151127S - Hodge hat : en
  • US2450081A - Noble gas metallurgy : en
  • US2450383A - Method and machine for producing propellers, ships' screws, and the like : en
  • US2450180A - Cloth bolt display rack : en
  • ES18063U - Toothbrush. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609185A - Improvements in and relating to electric two-part couplings : en
  • CH257253A - Circuit arrangement with a line selector equipped with a single electromotive drive in telecommunications systems, in particular telephone systems. : de en
  • GB609470A - Improvements in or relating to manhole frames : en
  • USD151156S - Design fob a heater : en
  • ES16250Y - Device-saucer for glasses. : en es
  • GB609368A - Improvements in electric cables : en
  • ES18040U - Siphon for bathtubs, washbasins, sinks and similar containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18052U - Hand shower (Machine-translation by Google Translate, not legally binding) : en es
  • US2450198A - Stirrup for jack sticks in looms : en
  • GB609416A - Improvements in louvres or grilles : en
  • US2450203A - Radiator fin construction : en
  • US2450115A - Die drawing of hollow glass blanks : en
  • US2450231A - Engine starter : en
  • US2450396A - Chain forming machine : en
  • GB609386A - Improvements in and relating to electrostatic dust-separating filters : en
  • GB609527A - Improvements in the mass production of reinforced concrete constructions : en
  • DK67680C - Coupling device for railway safety devices. : da en
  • GB609280A - Improvements relating to the attachment of floats and weights to fishing tackle : en
  • GB609301A - Manufacture of disazo-dyestuffs : en
  • USD151183S - Design fob a necklace ob similab aeticle : en
  • CH257100A - Tie holder. : en fr
  • CH257276A - Electric adjusting device for coupled points. : de en
  • US2450258A - Plastic composition and wallboard made therefrom : en
  • AU138338B2 - Digging and lifting implement : en
  • CA451502A - Leak detecting lamp : en fr
  • USD151180S - Design fob a brooch ob similar article : en
  • GB609181A - Improvements in or relating to shot blasting apparatus : en
  • GB609288A - Improvements in or relating to plasticized vinyl resin compositions : en
  • USD151162S - Design fob a table : en
  • DK67674C - Close to flippers. : da en
  • US2450033A - Means for making jelly rolls or the like : en
  • AU137549B2 - Improvements in pulley wheels, radio dial drums andthe like : en
  • US2450368A - Filter and demother : en
  • CA451481A - Radio receiver : en fr
  • USD151198S - Design for a finger ring : en
  • USD151165S - Earring or similar article : en
  • CH257212A - Process for the gasification of liquid fuels and gasifiers for carrying out the process. : de en
  • US2450129A - Engine starter gearing : en
  • AU2208948A - Hedge trimmer : en
  • US2450390A - Photographic emulsions containing trinuclear iminol cyanine dyes : en
  • AU2286345A - An improved candle and method of manufacture thereof : en
  • US2450228A - Caster unit : en
  • CA451466A - Process for acylation of methyl lactate : en fr
  • CA451450A - Anodizing iron group metals in lead sulphamate baths : en fr
  • CH257254A - Circuit arrangement for the transmission of current surges by means of frequencies in the audio frequency range via connecting lines in telephone systems with dialer operation. : de en
  • CH257219A - Method for filling the cavities of transformers, and transformers whose cavities have been filled by this method. : de en
  • US2450235A - Fractional separation of fatty oil substances : en
  • CA451442A - Circuit connector : en fr
  • CH257220A - Potential-controlled multi-layer winding for transformers. : de en
  • CH257162A - Electric spot welding machine. : de en
  • LU29169A1 - : en
  • US2450333A - Polyhydric alcohol esters : en
  • ES18011U - Office desk furniture perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • USD151140S - Design fob a brooch ob similab article : en
  • GB609353A - Detention screen : en
  • AU2281748A - Apparatus for heating buildings : en
  • US2450206A - Golf teeing apparatus : en
  • US2450293A - Valve puller : en
  • CA451434A - Engine starter drive : en fr
  • ES16282Y - Crushable body hair curler. : en es
  • US2450303A - Clamping device of the vise type : en
  • US2450402A - Turnover record changer : en
  • CA451418A - Refrigerating apparatus : en fr
  • US2449989A - Preparation of beta-thio carboxylic acids : en
  • GB609177A - Polyethylene-oxidation inhibitor : en
  • CA451459A - Process for preparing hydrophilic colour-former silver halide dispersions : en fr
  • US2450378A - Automatic phonograph : en
  • AU139149B2 - Depth control mechanism for agricultural implements : en
  • CA451433A - Charge forming device : en fr
  • CH257213A - Gas turbine plant. : de en
  • US2450071A - Synchronous preset remote control system : en
  • US2450259A - Aircraft wheel and tire : en
  • AU2276748A - Angle drive mechanism coupling powerplant and vehicle axle : en
  • US2450329A - Pneumatic timing switch for electric circuits : en
  • GB609471A - Improvements in or connected with lighters : en
  • USD151196S - Design fob a swing end frame : en
  • CA451533A - Valved coupling : en fr
  • US2450032A - Reversely-connected electric discharge device system : en
  • US2450344A - Comb and brush set : en
  • US2450345A - Protective cap for wood posts, poles, and the like : en
  • USD151163S - Design fob a brooch or similar article : en
  • AU2206348A - Improvements in or relating to lever-operated jacks : en
  • CH257259A - Arrangement for the wireless selection of any radio reception system from a number of such reception systems. : de en
  • AU129244B2 - Improvements in multichannel electrical communication systems utilising distributors : en
  • CH257234A - Auxiliary capacitor for adjusting the sound-program circuits. : en fr
  • GB609403A - Improvements in packing devices for sliding and rotating parts : en
  • GB609468A - Improvements in insulated electrical conductor : en
  • GB609399A - Improvements in and relating to electrical gauges for measuring ball bearing inner race grooves : en
  • US2450195A - Adjustable pipe fitting assembly : en
  • US2450209A - Hinge construction for toilet seats : en
  • CH257126A - School box with pencil sharpener. : de en
  • US2449999A - Antenna system for defining glide paths : en
  • ES16516Y - Cadoras toothbrush. : en es
  • US2450057A - Process for recovering magnesium from magnesia-containing materials : en
  • US2450176A - Preparation of palladium oxide : en
  • DK67718C - Device for nozzles for sucking up grain. : da en
  • GB609377A - Improvements in producing boron-copper alloys : en
  • GB609378A - Electric pulse generator : en
  • US2450145A - Latch device : en
  • ES18061U - Device for mounting additional glasses on the glasses (Machine-translation by Google Translate, not legally binding) : en es
  • CH257105A - Sports shoe fitting element and method of manufacturing the same. : de en
  • GB609407A - Improvements in or relating to optical objectives : en
  • US2450106A - Pivoted lug conveyer : en
  • ES18048U - Dental brushes support device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609284A - Improvements in or relating to devices for securing wall and ceiling boards to building frameworks : en
  • GB609495A - Method of roasting coffee or cacao beans, nuts and grains : en
  • GB609362A - Process for improving dyed textile materials : en
  • US2450084A - Electric motor servo control system : en
  • USD151164S - Design fob an earring or similar article : en
  • CH257279A - Catching device for small animals such as mice. : de en
  • GB609497A - Improvements in or relating to back boilers for domestic grates : en
  • US2450124A - Polyhydric alcohol esters : en
  • GB609117A - Improvements in or relating to wall structures : en
  • US2450232A - Joint structure : en
  • US2450083A - Treated paper liner for adhesive rolls : en
  • GB609315A - Improvements in or relating to phenolic synthetic resinous glue compositions : en
  • GB609371A - Internal combustion engines : en
  • AU141107B2 - Improvements in electric welding torches : en
  • AU2204148A - Improvements relating to battery separators : en
  • AU2239048A - Improvements in or relating to multichannel pulse communication systems : en
  • US2450337A - Auxiliary utility cabinet : en
  • AU2210448A - Depth control mechanism for agricultural implements : en
  • ES17167Y - Bicycle handlebar grip. : en es
  • GB609488A - Production of propyldiamines and acridine compounds of propyldiamines : en
  • US2449990A - Beta-acyloxy carboxylic acid compounds and methods of preparing the same : en
  • CH257055A - Masonry wall composed of structural elements and process for their manufacture. : de en
  • GB609170A - Apparatus for the determination of the water content of fuel and lubricating oils : en
  • DK67717C - Conveyor belt. : da en
  • GB609203A - Improvements in book-covers, book-bindings and the like : en
  • GB609217A - Improvements in or relating to buildings constructed of prefabricated units : en
  • CH257092A - Thread puller for eye needles. : de en
  • CH257187A - Bracelet clasp. : en fr
  • US2450142A - Slip tube gauge for liquefied petroleum gas tanks : en
  • GB609121A - Improvements in and relating to apparatus for drying grass and like agricultural products : en
  • GB609143A - Improvements in and relating to the trip mechanism of automatic circuit breakers andsimilar electrical switchgear : en
  • GB609444A - Improvements in flow meters : en
  • ES18034U - Capsule or closure for bottles and bottles (Machine-translation by Google Translate, not legally binding) : en es
  • GB609385A - Improvements in coke oven batteries : en
  • DK67702C - Device by Water Heaters. : da en
  • ES18012U - Home furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • US2450192A - Ultra high frequency tuning unit : en
  • US2450030A - Facsimile telegraph system and apparatus : en
  • US2450130A - Electrical device having glass-to-metal seal : en
  • US2450013A - Apparatus for producing rock wool : en
  • CH257277A - Support bracket for connecting interruption points of overhead lines in electric railways. : de en
  • US2450403A - Process of making sulfurized jojoba oil : en
  • GB609425A - A new or improved machine for sowing seeds : en
  • PL33500B1 - A machine for spreading artificial fertilizer : en pl
  • US2449983A - Coaxial line coupling : en
  • ES183730A1 - A GOVERNMENT DEVICE WITH AUTOMATIC CLOSING OF TAPS AND STOP VALVES : en es
  • GB609424A - Improvements in and relating to carriers for use in pneumatic tube despatch systems : en
  • GB609294A - Improvements in and relating to follow-up control systems : en
  • DK67719C - Sheet pile iron for walls that are to stand for draft. : da en
  • GB609396A - Electrical bore gauge : en
  • GB609524A - Improvements in or relating to television receivers or the like : en
  • US2450093A - Coach or bus seat : en
  • CA451438A - Pulse generating circuit : en fr
  • CH257157A - Device for removing the plates and pendulums from their common axis. : en fr
  • DK67677C - Process for the preparation of salts of high-polymer metaphosphoric acid which give viscous solutions in water. : da en
  • CH257158A - Machine to satin-finish the dials. : en fr
  • US2450238A - Tap holder : en
  • US2450323A - Delay action control switch : en
  • CH257111A - Process for the preparation of an azo dye. : de en
  • IS549A7 - Improvements to or in connection with quick-freezers. : en is
  • US2450312A - Web cutting mechanism : en
  • CH257159A - Steel alloy with very high resistance to continuous deformation stresses. : en fr
  • GB609193A - High-power ultra-high-frequency load device : en
  • GB609330A - Improvements in or relating to volute casings for centrifugal fans : en
  • GB609391A - Improvements in or relating to apparatus for electrically heating continuously moving fluids : en
  • CH257050A - Planter. : de en
  • ES18044U - Transformer device of white light of the headlights of vehicles in general. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610738A - Improvements in pie and like moulding machines : en
  • ES18033U - Reinforced type underpants (Machine-translation by Google Translate, not legally binding) : en es
  • GB609369A - Device for testing the wearing qualities of road surfacing materials : en
  • ES17948U - File. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609156A - Alpha, beta-dihaloacrylates and polymers : en
  • GB609216A - Production of aqueous sols of hydrous oxides : en
  • GB609439A - Improvements in and relating to seats and the like : en
  • AU136482B2 - Improvements in or relating tonon-rotary renewable heels for boots, shoes orthe like : en
  • AU137766B2 - Improvements relating to air heating stoves andthe like : en
  • USD151153S - Earring or similar article : en
  • USD151202S - Design for a cigarette lighter : en
  • AU634146A - Improvements inphase modulation system : en
  • CH257264A - Method for sealing the connection of at least two objects connected to one another by a flexible member. : de en
  • US2450118A - Preparation of beta-lactones : en
  • US2450401A - Apparatus for engraving tombstones and the like : en
  • USD151146S - Brooch or similar article : en
  • AU144820B2 - Improvements in or relating to knitting machines and to knitted articles Produced thereon : en
  • CH257089A - Hopping device on sewing machines. : de en
  • GB609422A - Improvements in and relating to door latch mechanism : en
  • CA451399A - Digging or excavating apparatus : en fr
  • CA451463A - Production of chlorinated aliphatic nitriles : en fr
  • CH257135A - System for securing vehicle traffic through wireless telecommunications between two stations. : de en
  • AU400246A - Improvements in aeroplanes : en
  • AU147252B2 - Improvements in or relating to seal-bodies inwhich a conductor is sealed through vitreous wall : en
  • CA451439A - Radio receiver : en fr
  • CH257131A - Semi-automatic firearm. : en fr
  • CH257265A - Sorting bin. : de en
  • AU140694B2 - Double mandrilled automatic screw and bolt turning machine : en
  • CA451426A - Breaking petroleum emulsions : en fr
  • GB609491A - Method and arrangement for drawing sand and sand mixtures from a container : en
  • AU1618947A - An improved combination rolling pin for domestic use : en
  • PL33513B1 - Acetylene generator. : en pl
  • AU2285348A - Electrode type salt bath furnaces : en
  • CH257227A - Switching device with a manual switch with rotatable switching cams, for electric drives, in particular for machine tools. : de en
  • US2450310A - Tubular container for electrical condensers or other apparatus : en
  • USD151139S - Earring or similar article : en
  • GB609507A - Improved process for the production of alkyl silicon halides : en
  • IS551A7 - Improvements to or in connection with bottom trawling equipment. : en is
  • GB609533A - Process for making maleic anhydride from maleic acid : en
  • GB609408A - Improvements in or relating to optical objectives : en
  • GB609384A - Blowpipe : en
  • AU144527B2 - Electrode type salt bath furnaces : en
  • AU2204848A - Improved sheet material orthe like and process for production of same : en
  • GB609518A - Improvements relating to taps, cocks, and the like : en
  • US2450391A - Clutch operating mechanism : en
  • USD151203S - Design fob a wall shelf ob similab abticle : en
  • CH257211A - Pressure injection pump for internal combustion engines. : de en
  • USD151134S - Design for an earring or similar article : en
  • GB609132A - Improvements in or relating to electric motor control systems : en
  • GB609159A - Improvements in hydraulic jacks : en
  • GB609361A - Improvements in or relating to building construction : en
  • GB609322A - Improvements relating to axial-flow compressors and like machines, and blading thereof : en
  • GB609397A - Improvements in and relating to electrical gauging apparatus for testing concentricity and parallelism of grooves in ball races : en
  • GB609287A - An improved vulcanizable composition : en
  • GB609295A - Improvements in and relating to devices of the kind known as selsyns, and to selsyn systems : en
  • LU29170A1 - : en
  • US2450241A - Loom harness : en
  • GB609214A - An improved process and apparatus for the manufacture of patterned or embossed glass, in glass drawing machines : en
  • CA451519A - Control and trigger circuit for telephone systems : en fr
  • CA451523A - Work guiding means for shoe sewing machines : en fr
  • GB609293A - Mobile toy vehicles : en
  • GB609442A - Improvements in and relating to collapsible bedsteads : en
  • GB609515A - Improvements in and relating to processes and apparatus for bringing gases and solids into intimate contact : en
  • US2450167A - Device for trisecting angles : en
  • GB609204A - Improvements in and relating to follow-up control systems : en
  • CH257118A - Device for drying a drying felt guided over a drying cylinder and guide rollers on paper machines. : de en
  • CH257133A - Device for checking the tooth flanks of involute gears. : de en
  • AU2213948A - Sleeve press : en
  • GB609234A - Improvements in nuts : en
  • GB609326A - Portable container and valve therefor : en
  • ES12259Y - Detachable pacifier perfected. : en es
  • GB609355A - Improvements in electric cable : en
  • IE18159L - Phase discriminator circuits : en
  • GB609410A - Improvements in or relating to dough mixing and kneading machines : en
  • US2450202A - Electrical connector : en
  • AU2212248A - Portable sawing machine : en
  • US2450253A - Fishing lure : en
  • US2450322A - Replacement axle for agricultural implements or the like : en
  • GB609324A - Process for making silicon polymers from organo-substituted silicanes : en
  • GB609530A - Improvements in combs for textile apparatus : en
  • US2450091A - Corner holding device : en
  • GB609255A - Improvements in or relating to fuel injection systems : en
  • US2450126A - Fluid power steering mechanism : en
  • ES9808Y - Lamp lit with liquid fuel, especially alcohol. : en es
  • GB609433A - Improvements in or relating to hand starting mechanism for internal combustion engines : en
  • GR11803B - OIL COOKING MACHINE. : el en
  • GB609400A - Electrical gauging instrument : en
  • US2450230A - Grinding wheel chuck : en
  • USD151176S - Design fob a clip ob similar article : en
  • CH257210A - Test and repair kit for motor cars. : en fr
  • AU137355B2 - Support for card index drawers : en
  • CH257067A - Process for coloring cement materials, particularly asbestos cement. : en fr
  • CH257228A - Electric push button switch. : de en
  • CH257101A - Waterproof apron. : de en
  • CH257114A - Process for the production of a vat dye. : de en
  • AU148540B2 - Improvements in or relating tothe construction of shirts : en
  • US2450079A - Waxy polyol ether-esters : en
  • US2450311A - Adjustable cam actuator : en
  • CH257235A - Mercury arc discharge tube and method for its manufacture. : en fr
  • US2450022A - Cloth finishing : en
  • CH257288A - Process for the preparation of a new monoazo dye. : de en
  • AU1532847A - Improvements in pulley wheels, radio dial drums andthe like : en
  • US2450042A - Antiskid chain : en
  • GB609291A - Improvements in or relating to the manufacture of polyvinyl chloride pastes : en
  • GR11805B - A MACHINE FOR WHICH IS MAGNETICLY RECORDED AND THROUGH A TELEVISION RECEIVING MACHINE IS CONVERTED IN CURRENT SHOCK IMAGES. : el en
  • AU147696B2 - Improvements in or relating to multichannel pulse communication systems : en
  • DK67697C - Glass, preferably for containers for electric lamps, and containing lead and alkali metals. : da en
  • ES18015U - Toy operable by propulsion mechanism. (Machine-translation by Google Translate, not legally binding) : en es
  • GR11806B - ROTARY AIR PUMP WITH ECENTRAL WING DEVICE. : el en
  • US2450143A - Centrifugal pump provided with diffuser : en
  • ES183746A1 - IMPROVEMENTS IN APPARATUS FOR TRAIL FISHING : en es
  • AU2457045A - Improvements in or relating to rotary valves for internal combustion engines andthe like : en
  • US2450319A - Photoelectric exposure meter for enlargers using differential means to indicate contrast : en
  • AU2215348A - Improvements in or relating to pistons : en
  • CH257282A - Process for the production of sausage products using cheese. : de en
  • ES183732A3 - PROCEDURE FOR THE MANUFACTURE OF ELECTRICAL RESISTANCES : en es
  • GB609441A - Improvements in and relating to door locks : en
  • USD151188S - Design for a stool or similar article : en
  • ES18039U - Plug-tap that can empty the liquid contained in a barrel, metallic or not, without removing any of the two plugs, or using any kind of faucets. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18045U - Radioscopy holder holder. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609140A - Improvements relating to vehicle or other door fastenings : en
  • USD151174S - Design for a brooch or similar article : en
  • AU1550344A - Improvements in or relating tothe production of titanium dioxide pigments : en
  • CH257197A - Vibration damping device. : en fr
  • US2450008A - Cooperating card envelope and a card holder with detent retaining means : en
  • ES18049U - Comb-source. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451520A - Open foot superheater support : en fr
  • AU143065B2 - Improvements in and relating to the mounting of an electric or magnetic unit in a shield and the mounting of the shield on a sup port : en
  • AU144759B2 - Angle drive mechanism coupling powerplant and vehicle axle : en
  • AU2208348A - Improvements in and relating to machines for. the mining of coal andthe like : en
  • CH257275A - Device for disassembling mechanical groups from vehicles. : en it
  • US2450110A - Consumer type container : en
  • AU138467B2 - Power-operated self-anchoring sawing tool : en
  • CH257174A - Process for obtaining plastic objects based on vinyl resins. : en fr
  • CH257218A - Process for cladding transformer windings and magnetic cores. : de en
  • US2450275A - Control valve mechanism : en
  • AU138535B2 - An injector or applicator for unguents orthe like : en
  • AU142040B2 - Improvements in pumps : en
  • CH257056A - Facing stone for buildings and method of making the same. : de en
  • USD151132S - Design for an earring or similar : en
  • AU2237248A - Improvements in or relating to die casting and like machines : en
  • AU2201248A - Improvements in or relating tothe construction of shirts : en
  • CA451417A - Traction device : en fr
  • AU2280848A - Improvements in or relating to devices forthe manufacture of upholstered paper : en
  • GB609199A - Improvements in domestic washing machines : en
  • US2450364A - Wrapper for frozen confections : en
  • CA451514A - Direction indicator : en fr
  • ES18074U - Apparatus for chopping ice. (Machine-translation by Google Translate, not legally binding) : en es
  • BE484858A - : en fr
  • CA451516A - Catalytic dehydrogenation : en fr
  • US2450078A - Resilient sash bearing : en
  • DK67671C - Process for separating mineral mixtures into fractions according to the flow principle by means of the centrifugal force. : da en
  • CA451437A - Textile machinery : en fr
  • CH257084A - Handle adaptable to brushes of various sizes. : en fr
  • US2450210A - String depressor for stringed musical instruments : en
  • CH257256A - Telephone exchange. : de en
  • CH257309A - Extensible link. : en fr
  • AU2285048A - Improvements in wheel rims for tractors and like vehicles : en
  • LU29171A1 - : en
  • US2450087A - Open-flame heated continuous furnace : en
  • USD151119S - Design fob a table : en
  • ES18030U - Improved wooden handle. (Machine-translation by Google Translate, not legally binding) : en es
  • GB609467A - Improvements in the polymerization of 2-vinyl thiazoles : en
  • GB609302A - Manufacture of disazo-dyestuffs : en
  • GB609317A - Improvements in and relating to safety razors and blade magazines : en
  • AU2285448A - Heat exchange apparatus : en
  • CA451425A - Process for the production of sodium formate : en fr
  • AU137088B2 - Pouring device for petrol and oil containers : en
  • AU144773B2 - Method of refining ethyl alcohol : en
  • ES18066U - Sewn for espadrille (Machine-translation by Google Translate, not legally binding) : en es
  • AU2275348A - Improvements in pumps : en
  • CA451404A - Auxiliary sill structure : en fr
  • CH257206A - Gearbox. : en fr
  • US2450338A - Valve structure for controlling flow of gases through absorbers : en
  • CH257113A - Process for the preparation of a monoazo dye. : de en
  • CH257244A - Handset for massaging. : de en
  • GB609283A - Improvements in or relating to vapour electric arc converters : en
  • GB609311A - Aircraft parts, with sheet coverings : en
  • CH257061A - Window. : de en
  • CH257246A - Process for the preparation of Desgluco-hellebrin. : de en
  • CH257166A - Device on cable ends for grasping and holding these ends. : de en
  • US2450224A - Method of preparation of barium soap greases : en
  • US2450363A - Method and apparatus for making fine glass fibers : en
  • AU143951B2 - Improvements in or relating to airconditioned and refrigerated means : en
  • AU2216248A - Improvements ina packaging machine : en
  • US2449972A - Elimination of static electricity : en
  • US2450048A - Automatic manually controlled clutch : en
  • CH257143A - Electric measuring instrument. : de en
  • AU2238748A - Improvements in and relating to carrier telegraph systems : en
  • CH257176A - Method and device for the vulcanization of hollow rubber bodies. : de en
  • AU144361B2 - Improvements in or relating togas-turbine powerplant installations : en
  • CA451436A - Extrusion machine : en fr
  • AU122316B2 - Improvements in or relating tothe production of titanium dioxide pigments : en
  • CA451444A - Continuous production of esters of methacrylic acid : en fr
  • CA451497A - Interval meter : en fr
  • CH257109A - Process for the manufacture of 2-amino-pyrimidine. : en fr
  • US2450273A - High-voltage terminal : en
  • CA451456A - Wrought metal electrical resistance material : en fr
  • CH257223A - Power cables. : de en
  • CH257299A - Mechanical pencils. : en fr
  • CA451405A - Fluid clutch : en fr
  • US2450149A - Block grease compositions : en
  • AU1538947A - Pouring device for petrol and oil containers : en
  • CH257207A - Steam gas power plant with charged steam boiler. : de en
  • CA451453A - Transparent glass-plastic lamination : en fr
  • AU138468B2 - Portable sawing machine : en
  • USD151122S - Design for a combined tail light and end piece fob motorcycle fenders : en
  • AU139816B2 - Improved sheet material orthe like and process for production of same : en
  • US2450352A - Seismic wave correction means and method : en
  • USD151192S - Design for a bottle drainer : en
  • US2450379A - Tail set harness : en
  • US2450268A - Circuit breaker : en
  • CH257117A - Procédé de défibrage des copeaux de bois et de matières similaires. : de en fr
  • AU133901B2 - Improvements in or relating to high frequency energy transferring device : en
  • AU138281B2 - Sleeve press : en
  • CA451510A - Transmission mechanism : en fr
  • CH257108A - Process for making aldols. : en fr
  • CA451529A - Coil spacer : en fr
  • CH257178A - Cut-off machine. : de en
  • PL33510B1 - .cKl; 47 g, 2-5 "Hydraulic valve : en pl
  • AU2204748A - Improved sheet material orthe like and process for. the production of same : en
  • AU2204048A - Improvements in ticket printing and issuing machines suitable for use with totalisators : en
  • ES9785Y - Paraffin wood pulp container for yoghurt. : en es
  • GB609244A - Improvements in or relating to chairs : en
  • AU141671B2 - Improvements in or relating to inserts for steam condenser tubes orthe like and tothe manufacture thereof : en
  • US2450105A - Process for obtaining nitrogen tetroxide : en
  • USD151185S - Design for a necklace or similar article : en
  • US2450393A - Sink strainer valve and operating mechanism therefor : en
  • GB609406A - Improvements in or relating to gas-fired appliances : en
  • AU2207948A - Improvements in or relating to foundry sand compositions and agglonierants therefor : en
  • GB609354A - Link feed apron : en
  • AU1534647A - Improvements relating to air heating stoves andthe like : en
  • GB609133A - Improved dielectric compositions : en
  • GB609241A - Improvements in or relating to airfield approach instruments for use in aircraft : en
  • CH257161A - Method and device for bringing and maintaining molten metal at constant temperature and pressure for casting. : en fr
  • US2449978A - Radio direction finder : en
  • US2450011A - Piezoelectric crystal apparatus : en
  • US2450320A - Variable air gap turn compensator : en
  • CH257272A - Frame for bicycles and other similar vehicles. : en fr
  • AU142290B2 - Treating solids in gaseous suspension : en
  • US2450271A - Electrical connector : en
  • CH257189A - Tobacco pipe. : de en
  • GB609428A - Improvements in or relating to scaffolds and gantries : en
  • US2450316A - Preparation of catalyst for use in destructive hydrogenation of hydrocarbon oils : en
  • GB609432A - Improvements in or relating to apparatus employing solid carbon dioxide as a refrigerant : en
  • GB609522A - Improvements in or relating to conveyers for glass sheets : en
  • GB609477A - An arrangement for fixing a quantity characteristic of a call for example the rate for a call in automatic telephone systems : en
  • GB609494A - Improvements in portable houses or sheds : en
  • AU140586B2 - Improvements inthe manufacture of soap : en
  • USD151171S - Philippe brooch or similar article : en
  • CA451427A - Car truck : en fr
  • US2450121A - Raymond a : en
  • US2450217A - Teat draining tube : en
  • US2450178A - Film tensioning holder for fluid processing : en
  • CH257153A - Lighting device for the controllable illumination of original images to be reproduced photographically. : de en
  • CH257311A - Fixing and driving device for dental burs. : en fr
  • CA451452A - Manufacture of vinyl cyanide : en fr
  • CH257250A - Powder sprayer. : en fr
  • CA451508A - Method and apparatus for drawing wire : en fr
  • USD151186S - Design for a bracelet or similar article : en
  • US2450122A - Aminoalkyl-9, 10-dihydroanthryl ketones : en
  • GB609480A - Improvements in or relating to a electron discharge apparatus in which a flattened or ribbon-shaped electron beam is employed : en
  • US2450016A - High-voltage foam breaker : en
  • US2450076A - Cabin pressure control : en
  • GB609238A - Catalytic reforming process : en
  • GB609126A - Improvements in or relating to apparatus for emptying, washing-out and re-filling locomotive boilers : en
  • GB609388A - Improvements in railway rail anchors : en
  • GB609431A - Improvements in the treatment of household and similar refuse for the production of manures therefrom : en
  • USD151120S - Design foe a fishing reel : en
  • US2450330A - Fastening device for cover plates : en
  • ES15340Y - Hollow glass balls with interior application : en es
  • GB609300A - Manufacture of disazo-dyestuffs : en
  • US2449969A - Compensating device : en
  • CA451455A - Polyvinyl alcohol insolubilized with chlorinated polymeric ethers : en fr
  • CH257204A - Faucet with anti-suck back. : de en
  • DK67706C - Combustion engine device for starting or reversing by means of a starting cartridge. : da en
  • ES9411Y - Underpants device without placket and with elastic belt. : en es
  • GB609485A - Improvements in locking devices to immobilise coach-screws, sleeper-screws and the like : en
  • GB609418A - Improvements relating to dust collectors : en
  • GB609482A - Manufacture of 2:5-dichlorostyrene and polymerization products thereform : en
  • US2450043A - Sewing machine : en
  • ES18006U - Ejector cup holder (Machine-translation by Google Translate, not legally binding) : en es
  • GB609210A - Improvements in ironing machines : en
  • GB609162A - Improvements in boring machines : en
  • AU139173B2 - Improvements in or relating to lever-operated jacks : en
  • CH257063A - Device to prevent unwanted dust formation when emptying a vacuum cleaner bag into a container. : de en
  • US2450244A - Beverage container and dispensing device : en
  • GB609282A - Improvements in or relating to pressure-relief devices for fluids : en
  • US2449998A - Modulator circuit : en
  • US2450062A - Caster guard : en
  • US2450389A - Manufacture of crotonic acid : en
  • GB609504A - Improvements in or relating to self-locking threaded fastening devices : en
  • CH257103A - Device for fixing zipper links on a carrier tape. : de en
  • USD151155S - Design for a sun-bathing awning : en
  • ES17010Y - Electric resistance for heating. : en es
  • US2450331A - Pointer return device : en
  • US2450163A - Matph comb handling conveyer : en
  • US2450340A - Silver base alloy for metal evaporation : en
  • GB609526A - An improved method and apparatus for forming the seams in fluid containers : en
  • US2450001A - Cross connection strip as used in telephone and like systems : en
  • GR11797B - METHOD OF PRODUCTION OF WAVE CARDBOARD AND MACHINE FOR THE APPLICATION OF THE METHOD. : el en
  • US2450113A - Speed control device for motor vehicles : en
  • GB609252A - Improvements in and relating to printing and control devices : en
  • GB609473A - Improvements in or relating to tractor and like wheels : en
  • GB609164A - Improvements in or relating to rotary engines : en
  • US2450280A - Method of making metal sponges : en
  • PL33508B1 - Device for partial dewatering of stillage : en pl
  • AU142908B2 - A process forthe production of ethylene oxide : en
  • CH257076A - Coil spring body. : de en
  • AU2275448A - Double mandrilled automatic screw and bolt turning machine : en
  • US2449997A - Convertible suction cleaner with agitator drive disengaging means : en
  • CH257107A - Process for the preparation of water-soluble, high molecular weight methylene pectins. : de en
  • DK67687C - Voltage regulating device. : da en
  • US2449976A - Tridimensional obstacle detection system : en
  • CA451406A - Scissors or like tool : en fr
  • CH257263A - Traffic light signal device. : de en
  • GB609454A - Quaternary ammonium halides and methods for obtaining the same : en
  • CH257314A - Control device for diesel-electric vehicles. : de en