• US2453977A - Cartridge feeding device : en
  • US2454103A - Fastener : en
  • CH257981A - Device for the storage of sheets, such as plans, drawings, maps, in the hanging state. : de en
  • USD151771S - Design for a combined lighter and writing implement or similar ar- ticle : en
  • FR939634A - Internal combustion engine comprising one or more pumps driven by it : en fr
  • US2454101A - Dumping vehicle : en
  • US2454196A - Millinery box : en
  • US2454078A - Methylol melamine ethers and their manufacture : en
  • AU137028B2 - Improved spray nozzle for water sprinklers : en
  • AU2374448A - Improvements in or relating to gas-turbine-engine fuel-systemsandt liquid fuel injectors therefor : en
  • CA452707A - Stencil decorating machine : en fr
  • ES18276U - File for closets (Machine-translation by Google Translate, not legally binding) : en es
  • ES18343U - Sacacorchos. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612655A - Improved means and apparatus for dispensing mercury : en
  • US2454040A - Aircraft propeller : en
  • US2454262A - Diamino thiadiazine derivatives : en
  • CH258045A - Electrical arrangement with an electrical sensing element connected between two transformers. : de en
  • GB612852A - Improvements in electric rectifying installations : en
  • US2453878A - Automatic steering apparatus : en
  • US2453995A - Portable pneumatic drill supporting and handling rig : en
  • US2454021A - Apparatus for tensioning strip material : en
  • US2454019A - Purification of hetekocyclic : en
  • AU129757B2 - Improvements in swivelling bladed adjustable pitch propellers : en
  • USD151737S - Alphabet for forming monograms ob the like : en
  • AU2371248A - Improvements in or relating to lubricating compositions : en
  • US2454147A - Electrical apparatus : en
  • US2453958A - Signal amplitude limiting system : en
  • GB612857A - Improvements in or relating to pocket lighters : en
  • CA452651A - Dimpling and riveting machine : en fr
  • AU2378548A - Improvements in or relating to power-operated automatic equipment for recording data by means of perforations ina card : en
  • CA452641A - Dielectric composition : en fr
  • CH258013A - Process for the production of lacquer-technically improved oils with a higher content of glycerides of the more unsaturated higher fatty acids compared to the starting material. : de en
  • ES18355U - Bed mattress model capable of becoming a full bed. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939411A - Improvements to electrical control and indication equipment : en fr
  • FR939601A - Children's car : en fr
  • CA452662A - Refrigerating apparatus : en fr
  • CA452700A - Deflection circuit : en fr
  • BE484168A - Improvements in diaphragm type valves : en fr
  • CA452722A - Carton : en fr
  • CA452672A - Position-indicating arrangement : en fr
  • CA452647A - Radio directional receiver : en fr
  • US2454089A - Regenerative repeater : en
  • US2454139A - Road map holder, including a rotatable roller : en
  • FR939617A - Improvements to overhead doors : en fr
  • ES18316U - Dryer device for writing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939613A - Fabric finishing process : en fr
  • GB612692A - A process for the production of relatively volatile metals by reduction of their ores in an electric furnace : en
  • GB612899A - Improvements in or relating to electric discharge devices for use as radiation detectors : en
  • US2453877A - Hydraulic torque converter of the converter coupling type : en
  • ES18326U - Theoretical-mechanical method of abbreviated reading (Machine-translation by Google Translate, not legally binding) : en es
  • GB612769A - Improvements in and relating to tub controllers for use in mines and the like : en
  • CH258131A - Electric lamp with a glass envelope which has tubular end parts. : de en
  • CA452702A - Synchronizing device : en fr
  • US2454091A - Heater for livestock watering tanks : en
  • AU139341B2 - Improvements relating to aircraft landing gear : en
  • US2453923A - Aircraft cooling by air turbine means : en
  • ES18239U - Toy (Machine-translation by Google Translate, not legally binding) : en es
  • ES183796A1 - AN IMPROVEMENT IN THE TRICOTOSA MACHINES FOR THE MANUFACTURE IN THE TISSUE SAME WITH DRAWINGS. : en es
  • US2454035A - Knife and scissors sharpening device : en
  • US2454180A - Frame structure of dynamoelectric machines : en
  • US2453951A - Dust collector : en
  • ES16506Y - Perfected slope. : en es
  • ES172816A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BEARINGS. : en es
  • GB612571A - Improvements in and relating to gyroscopically controlled instruments : en
  • ES18361U - Protector of skis (Machine-translation by Google Translate, not legally binding) : en es
  • AU143998B2 - Improvements in or relating to hydraulic or pneumatic climb fasteners : en
  • ES183862A1 - A COMPENSATING MECHANICAL SYSTEM FOR THE TUNING OF AUTOMATIC SCALES. : en es
  • GB612542A - Improvements in or relating to liquid fuel burners : en
  • AU146546B2 - Radio navigation system : en
  • CA452649A - Production of textile filaments, fibres and yarns : en fr
  • CA452683A - Method of lettering : en fr
  • USD151745S - Design for a sweater or similar article : en
  • NL124513B - : en
  • ES16423Y - Tubular container for an electric condenser or other device. : en es
  • ES18342U - Carbine toy for the living room. (Machine-translation by Google Translate, not legally binding) : en es
  • ES16514Y - Plastic material screen model for electrical lighting fixtures. : en es
  • CA452585A - Pressure control fitting : en fr
  • US2454187A - Urea-formaldehyde-alkyd insulating composition : en
  • ES181655A1 - IMPROVEMENTS IN LAND AND SIMILAR REINFORCEMENT DEVICES. : en es
  • ES184005A1 - IMPROVEMENTS IN THE FIXING DEVICES OF LUGGAGE RACKS AND SKI RACKS ON THE ROOF OF AUTOMOBILE VEHICLES. : en es
  • GB612543A - Improvements in and relating to high frequency coils and transformers : en
  • GR11853B - METHOD OF WINING RED GRAINS FOR THE PREPARATION OF VARIOUS DEEP RED WINE COLOR. : el en
  • GB612975A - Improvements in or relating to electric batteries : en
  • US2453946A - Thermally insulated container with radiation shield and energy absorber : en
  • US2453989A - Coat : en
  • US2453867A - Cosmetic holder : en
  • US2454090A - Egg washer : en
  • USD151765S - Design for a beooch or similar article : en
  • CH258083A - Servo motor with clutch. : en fr
  • ES18379U - Razor (Machine-translation by Google Translate, not legally binding) : en es
  • GB612632A - Improvements relating to propelling pencils : en
  • GB612853A - Improvements in blocking-layer electrode systems : en
  • FR939587A - Centered optical system : en fr
  • GB612568A - Vibration dampening mount : en
  • ES183880A1 - IMPROVEMENTS RELATED TO PIEZO-ELECTRIC GLASSES. : en es
  • GB612983A - Improvements in platen printing machines : en
  • GB612525A - Improvements in or relating to condensation products and process of producing same : en
  • GB612988A - Automatic feed mechanisms for tapping and other machines : en
  • ES12629Y - Lottery game. : en es
  • FR939431A - Supports for electronic discharge devices : en fr
  • FR939512A - Stabilization process for rayon products : en fr
  • AU146010B2 - Switching system comprising multi-switches for establishing one or more connections inline finder and/or selector stages : en
  • CH258122A - Mercury rotary switch. : en fr
  • CH258142A - Process for the production of metal oleosols. : de en
  • AU2377948A - Improvements in and relating to webs of fibrous materials consisting of or comprising incompletely acetylated cellulose fibres : en
  • FR939456A - Electrical signaling systems : en fr
  • GB612722A - Clip : en
  • GB612879A - Improvements in and relating to permanent magnets : en
  • AU1824948A - Improvements in or relating to commercial detonators : en
  • US2453857A - Aircraft mooring device : en
  • ES18036U - Combined banner. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453719A - Excessive potential discharge device : en
  • ES16398Y - Automatic dispenser for printed matter of all kinds. : en es
  • ES183999A1 - IMPROVEMENTS IN THE DEVICES TO SET THE POLARITY OF AN ELECTROSTATIC MACHINE WITH MOBILE CONDUCTING ORGANS. : en es
  • FR939473A - Automatic locking coupling device : en fr
  • GB612513A - Magnetron electron discharge devices and associated circuits : en
  • GB612912A - Improvements in protectors or preservers for stockings, socks and like articles of wearing apparel, applicable also as hangers : en
  • US2453921A - Awning : en
  • AU2047645A - Improvement in systems for focusing and for directing radiofrequency energy : en
  • CA452591A - Manufacture of gummed cigarette paper : en fr
  • DK67957C - Steel holder. : da en
  • US2453783A - Automatic shutoff for tractors : en
  • AU139410B2 - f4Improvements relating to adjustable, pitch screw fans : en
  • CA452696A - Prefabricated building : en fr
  • CH258103A - Polycylindrical two-stroke engine. : en fr
  • ES18336U - Shaving soap bar case (Machine-translation by Google Translate, not legally binding) : en es
  • GB612982A - An improved process for embossing fabrics coated with polyvinyl compositions : en
  • ES183802A1 - IMPROVEMENTS IN THE MEDIA TO STABILIZE A MIXTURE, ESPECIALLY COMBUSTIBLE, FORMED BY SPRAYING DROPS OF A GASEOUS STREAM. : en es
  • GB612748A - New adhesive compositions : en
  • FR939452A - Repeaters for submarine power cables : en fr
  • GB612979A - Improvements in and relating to means for securing lids on oil drums and like containers : en
  • ES13980Y - Protector for tracer materials to mark on fabrics and the like. : en es
  • ES183774A1 - A DEVICE FOR THE HIGH FREQUENCY HEATING OF DIELECTRIC MATTERS. : en es
  • US2453760A - Cavity resonator : en
  • US2453846A - Combined tobacco pouch and cigarette rolling device : en
  • ES183787A1 - A MACHINE THAT CAN CONSTITUTE AN INTERNAL COMBUSTION ENGINE OR A COMPRESSOR. : en es
  • FR939638A - Improvements to adjustable nozzles for jet propellants : en fr
  • US2453727A - Air-propelled extracting machine for laundry : en
  • US2454259A - Self-cleaning screen structure : en
  • ES16344Y - Lighting lamp for liquid fuels. : en es
  • ES183786A1 - IMPROVEMENTS INTRODUCED IN THE DEVICES FOR THE REGULATION OF COKE OVENS. : en es
  • GB612919A - Apparatus for the illumination and display of objects : en
  • GB612932A - Boot and shoe trees and the manufacture thereof : en
  • ES16036Y - Winding for small electrical machines. : en es
  • ES16441Y - Automatic regulator for gas and electricity based on the vapor pressure produced in a receiving device, especially suitable for application to espresso machines and vulcanizing machines. : en es
  • FR939463A - Exhaust auto-ejector for internal combustion engines : en fr
  • FR939644A - Cigarette holder with automatic lighter, particularly suitable for cars : en fr
  • GB612740A - Improvements in electric rotary switches : en
  • US2453749A - Coil-winding machine : en
  • US2453949A - Manually controlled power booster mechanism : en
  • US2454193A - Apparatus for molding articles : en
  • US2454045A - Amplifier : en
  • US2454086A - Ball-point writing instrument : en
  • FR939641A - Improved device intended for the forced feeding of grinders and in particular of sugar cane mills and grinders equipped with this device : en fr
  • ES183781A1 - IMPROVEMENTS IN GEARBOXES FOR MOTORCYCLES OR SIMILAR EQUIPMENT. : en es
  • ES18279U - Hygienic cloth. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18348U - Icemaker (Machine-translation by Google Translate, not legally binding) : en es
  • ES183800A1 - A SUPER-REGENERATIVE RECEIVER. : en es
  • GB612622A - Improvements in or relating to liquids comprising silicyl esters : en
  • GB612837A - An improved apparatus for measuring the frequency of an alternating current : en
  • FR939522A - Improvements to television receivers : en fr
  • GB612797A - Improvements in or relating to welded metal containers and their application to aircraft wing structures : en
  • ES18340U - Book of changeable sheets (Machine-translation by Google Translate, not legally binding) : en es
  • GB612729A - Improvements in and relating to the lubrication of rotary valves for internal combustion engines : en
  • AU145199B2 - Improvements relating to apparatus for displaying information : en
  • CH258026A - Machine used to expose a printing roll intended to be engraved by photoengraving. : en fr
  • US2454157A - Sewer design slide rule : en
  • AU146749B2 - Improvements in and relating tothe production of threads of thermoplastic cellulose derivatives : en
  • CA452656A - Wire reinforced belt : en fr
  • FR939429A - Improvements to sulfur-containing dicarboxylic acids, and method of preparing such acids : en fr
  • GB612973A - Improvements in gas holders : en
  • GB612921A - Improvements relating to telephone systems : en
  • GB612683A - Improvements in or relating to a metal working machine : en
  • FR939476A - self-opening cigarette case : en fr
  • GB612512A - Improvements in or relating to composite products and method of making the same : en
  • FR939578A - Device for dispersing insecticides or similar compounds : en fr
  • GB612942A - An improved fish dressing machine : en
  • ES16311Y - Frame perfected for tabletop portraits. : en es
  • AU144048B2 - Improvements in Pulverisers : en
  • US2453919A - Garment hanger support : en
  • US2453714A - Vegetable harvester : en
  • ES18290U - Safety device for sliding doors. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612904A - Improvements in pyrophoric lighters : en
  • ES18271U - Device to facilitate the transport of heavy bodies. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453807A - Three-prong loose-leaf binder : en
  • US2453933A - Refining of wax : en
  • CA452732A - Method and means for shrinking railroad sleepers : en fr
  • ES18311U - Chains for the suspension of lamps and lamparillas adorned with interposition of elements of colored glass provided with interior lighting (Machine-translation by Google Translate, not legally binding) : en es
  • ES183821A3 - A NEW MOBILE COIL DYNAMIC MICROPHONE SYSTEM. : en es
  • GB612682A - A control system for electric motors and other electrical apparatus comprising push button operated contactors : en
  • FR939415A - Improvements to electric selectors : en fr
  • US2453928A - Thermal power plant : en
  • US2453885A - Generating system : en
  • US2453957A - Magnetic clutch : en
  • CA452604A - Collapsible umbrella : en fr
  • USD151775S - Design fok a camera or similar article : en
  • US2453875A - Ram guide : en
  • US2454070A - Two-wheel tractor : en
  • GB612752A - Roll chart road direction indicator : en
  • US2454043A - Gelatino-silver halide photographic elements containing higher fatty alcohols : en
  • USD151793S - Design for a vase : en
  • CH258167A - Auxiliary motor device for cycles. : en fr
  • GB612621A - Improvements in the manufacture of dispersing agents : en
  • GB612803A - Improvements in or relating to automatic thermomagnetic control : en
  • CA452736A - Process of treating alunite ores and the like : en fr
  • US2454160A - Corrosion resisting valve : en
  • DK67938C - Securing device for a power transmission system equipped with reversing gear and main clutch, in particular for rail vehicles powered by internal combustion engines. : da en
  • GB612650A - Improvements relating to bows for violins and other stringed instruments : en
  • GB612816A - Improvements in crankshaft turning lathes : en
  • CH258040A - Flow meter with piston. : de en
  • US2453809A - Liquid mixing valve : en
  • ES167462A1 - IMPROVEMENTS INTRODUCED IN THE MANOMETERS. : en es
  • FR939551A - Fancy button with instant assembly of its various elements : en fr
  • ES18310U - Reinforcement device for shoe heels (Machine-translation by Google Translate, not legally binding) : en es
  • FR939445A - Telephone systems : en fr
  • USD151739S - Design for a child s spoon : en
  • CA452716A - Means for automatically starting and stopping gas engines : en fr
  • CH258078A - Copy machine. : en fr
  • ES183840A1 - A SAFETY DEVICE FOR CONSUMER GAS INSTALLATIONS. : en es
  • FR939460A - Capon system spinning machine : en fr
  • ES183928A1 - A PERPETUAL ENGINE. : en es
  • US2454131A - Locomotive drive : en
  • US2454140A - Remote control for electric transmission systems : en
  • GB612698A - Kaleidoscopes : en
  • GB612893A - Improvements in the production of cyclopentadiene : en
  • US2453733A - Necktie : en
  • ES16977Y - Ramrod. : en es
  • ES18351U - Flexible connection for accumulator batteries. (Machine-translation by Google Translate, not legally binding) : en es
  • ES16455Y - Air-mounted glasses, perfected. : en es
  • CH258009A - Process for the preparation of an imidazolone derivative. : de en
  • ES183942A1 - A GYROSCOPIC SYSTEM OF STABILITY AND BALANCE APPLIED IN TWO-WHEEL VEHICLES LOCATED ON THE SAME PLAN. : en es
  • GB612935A - Improvements to screening appliances, their attachments and methods of use : en
  • GB612717A - Improvements in or relating to tread bands for fitment over wheel tyres of tractors or other vehicles : en
  • GB612944A - Method of dyeing synthetic linear polyamide fibres : en
  • US2453745A - Golf game and instructional apparatus : en
  • US2453931A - Electric vehicle direction indicator : en
  • GB612557A - Improvements in or relating to welding : en
  • US2453950A - Welding device : en
  • US2453935A - Cupboard catch : en
  • US2454222A - Fuel regulating means for dual fuel engines : en
  • AU139994B2 - Improvements relating to perambulators andthe like : en
  • US2454146A - Weaving machine : en
  • US2454220A - Mattress : en
  • USD151770S - Design for a necklace or similar article : en
  • GR11854B - ACCESSORY FOR USING THE HEADPHONE OF THE PHONE WITHOUT HANDS. : el en
  • US2454037A - Engine cooling fan : en
  • AU2377748A - Improvements in and relating tothe production of ketenes : en
  • US2453806A - Adjustable window shade bracket : en
  • USD151746S - Design fob a walking stick : en
  • GB612524A - Temperature controlled crystal holder : en
  • ES18273U - Wrapper or case for switch or switch perfected (Machine-translation by Google Translate, not legally binding) : en es
  • ES183870A1 - A DEVICE IN WHICH THE MUTUAL MOVEMENT OF TWO PARTS OF THE MACHINE IN A DETERMINED DIRECTION IS ALREADY POSSIBLE UNDER THE ACTION OF A SMALL FORCE, ANY OTHER MOVEMENT IN THE OPPOSITE DIRECTION IS IMPOSSIBLE. : en es
  • ES183569A1 - PROCEDURE FOR THE LIGHTING OF THE ANTHRACITS IN THE KITCHENS AND SMALL SIMILAR HOMES. : en es
  • FR939443A - Improvements to sealing beads for doors, windows and the like : en fr
  • GB612608A - Improvements relating to the precession of gyroscopes and to precession control systems and gyroscopes so controlled : en
  • ES183981A1 - PROCEDURE FOR THE PREPARATION OF A WATER-SOLUBLE POWDER MILK PRODUCT. : en es
  • DK67937C - Machine for continuous mixing of dense, dough-shaped and solid substances in a rotating container and while scraping all the parts of the container on which the material tends to stick. : da en
  • ES16469Y - Paint gun. : en es
  • GB612573A - Improvements in or relating to centrifugal pumps : en
  • GB612563A - Dart scoring device : en
  • GB612959A - Improvements relating to hair-cutting scissors and the like : en
  • GB612876A - New or improved electrically operated lighter : en
  • ES183890A1 - A PROCEDURE FOR THE HALOGENATION (CHLORATION) OF FISH FATS. : en es
  • GB612558A - Improvements in and connected with rocket projectors : en
  • US2454075A - Steam turbine lubricating oils : en
  • GB612662A - Improvements in or relating to detachable electrical connections : en
  • GR11849B - HYDRAULIC CONVERTER. : el en
  • FR939521A - Improvements to spraying devices : en fr
  • GB612759A - Miniature rose bowl garden, with fountain playing : en
  • FR939413A - Improvements to electronic discharge devices of the speed modulation type : en fr
  • GB612503A - A process of preparing egg products more particularly products made of duck's eggs : en
  • GB612546A - Improvements relating to ploughs and like soil-working implements : en
  • US2454223A - Rotatable separable fastener : en
  • FR939537A - Improvements to beta-aminopropionitriles, and process for their production : en fr
  • FR939592A - Voltage divider for measuring high alternating voltages : en fr
  • GB612945A - Improvements relating to guards for presses and other like machines : en
  • US2453731A - Electrical connector : en
  • US2453700A - Life jacket : en
  • US2454005A - Traction increasing device for dual wheel vehicles : en
  • US2454046A - Motor scooter : en
  • ES18299U - Reaper device for desks. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453925A - Electric lighting set : en
  • ES18366U - Tap. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612924A - Improvements in and relating to magnesium-base alloys : en
  • ES18315U - Dryer device for desks. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612561A - Improvements in multiple disc friction couplings : en
  • GB612598A - Improvements in wireless aerial systems : en
  • GB612614A - Improvements in or relating to windscreen wipers : en
  • FR939474A - Respiratory gas heat recovery device and respiratory air heater : en fr
  • US2454232A - Control system : en
  • CA452713A - Catalytic treatment of hydrocarbon oils : en fr
  • CH257998A - A flexible plastic shoe sole, and method of manufacturing this sole. : en fr
  • GB612569A - Twin wheel arrangements : en
  • FR939450A - Cooling electron tubes : en fr
  • GB612591A - Corrosion inhibiting lubricating or other oil or grease : en
  • GB612669A - An improved rack for plates and the like : en
  • US2453980A - Fastening device for cables, wires, or the like : en
  • US2453775A - Method of concentrating waste sulfite liquor with recovery of sulfur dioxide : en
  • US2454245A - Flame-retarding material and process of making the same : en
  • US2453696A - Dental root preparation instrument : en
  • US2454105A - Multitone whistle : en
  • US2454184A - Telemetric compass : en
  • US2453724A - Coiling machine : en
  • AU145340B2 - Improvements relating tothe dynamic braking of induction motors : en
  • FR939609A - Replacement lipstick stick : en fr
  • GB612639A - Improvements in shuttles for looms for weaving : en
  • GB612801A - Improvements in or relating to stackable chairs, tables and the like : en
  • FR939562A - Luminescent mixtures : en fr
  • US2454028A - Self-contained roller-bearing cage : en
  • DK67939C - Light signal coupling, in particular for railway signaling systems. : da en
  • GB612584A - Improvements in course setters for magnetic compasses : en
  • GB612592A - Improvements in and relating to boiling vessels : en
  • ES183822A1 - IMPROVEMENTS IN THE INSTALLATIONS TO BURN FUEL. : en es
  • ES183923A1 - A PROCEDURE FOR CONSTRUCTION OF PREFABRICATED PLATES FOR THE FORMATION OF PARTS. : en es
  • ES17498U - Improvements in the blocks of paper for notes and for telephone signs and addresses. (Machine-translation by Google Translate, not legally binding) : en es
  • CA452623A - Multi-power locomotive : en fr
  • CH258057A - Process for the production of injection molded parts provided with internal threads. : de en
  • GB612628A - Improvements in and relating to bag handles : en
  • ES16478Y - Perfected package holder, adaptable to bicycles, motorcycles, tricycles and similar vehicles : en es
  • ES18278U - Filter for gasoline, which is inserted into the feeding tube of the explosion engines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939585A - Improvements to installations with electrical wires or conductors : en fr
  • GB612868A - Improvements in and relating to fountain pens, propelling pencils and like writing instruments : en
  • DK67950C - Method for continuous sampling of films, tapes and similar elongated blanks of thermoplastic material. : da en
  • ES15918Y - Improved tool applicable to different uses. : en es
  • GB612606A - Method of preparing mouldable mat-like composition : en
  • DK67951C - Projection device with a mechanism for height adjustment of the optical axis of the device. : da en
  • ES18380U - Injectable cora clamps (Machine-translation by Google Translate, not legally binding) : en es
  • ES183826A3 - IMPROVEMENTS IN SUPPORTS FOR RADIO LAMPS, TELEPHONY, ELECTRO-ACOUSTICS AND OTHER SIMILAR APPLICATIONS. : en es
  • GB612911A - Improvements in and relating to machines for applying polish to floors and like surfaces : en
  • ES18298U - Universal display arm with universal articulation for all kinds of floor lamps and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939499A - Direction finders : en fr
  • GB612516A - Improvements in kinematograph cameras : en
  • US2453830A - Machine gun : en
  • US2453967A - Lamp support : en
  • ES183903A3 - A NEW ILLUMINATED SWITCH SYSTEM. : en es
  • US2453851A - Thermostatic power element : en
  • US2453852A - Mechanism for selective operation of a plurality of master cylinders : en
  • US2453896A - Treatment of titanium : en
  • US2454092A - Benzhydryl amino ethers : en
  • US2454129A - Vapor electric device : en
  • US2453881A - Inhibition of corrosion in wells : en
  • US2454118A - Combination table and chair : en
  • ES183430A1 - IMPROVEMENTS IN THE FACILITIES OF TOILETS. : en es
  • FR939506A - Improvements in alumina production : en fr
  • GB612917A - Improvements in or relating to combined washing and drying machines : en
  • ES18297U - Secafirmas. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18266U - Security lock and support for movable hives (Machine-translation by Google Translate, not legally binding) : en es
  • ES183818A3 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRO-FANS. : en es
  • GB612749A - Improvements relating to torsionmeters : en
  • GB612909A - Improvements in vacuum-operated chucks for supporting hollow vessels : en
  • US2453953A - Process for preparing sulfur-containing phthalocyanine dyestuffs : en
  • ES18287U - Protective cap of lampholders. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612515A - Safety devices for the protection of superheaters of steam generators and arrangements for remote control thereof : en
  • GB612604A - Improvements connected with pumps of the rotary type : en
  • GB612860A - Improvements in or relating to electric radiators : en
  • CA452699A - Reactance tube system : en fr
  • FR939487A - Projection head for thermoplastic materials : en fr
  • GB612545A - Colouring of leather : en
  • GB612575A - Improvements in or relating to the provision of plastic compositions of a putty-like nature in forms suitable for ready use : en
  • GB612697A - Improvements in or relating to polyvinyl resin compositions : en
  • GB612886A - Improvements in or relating to electric arc welding systems : en
  • FR939414A - Improvements to two-way communication systems by electrical impulses : en fr
  • ES18281U - Pressure gauge tap with metal valve. (Machine-translation by Google Translate, not legally binding) : en es
  • CH258180A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • GB612726A - Open-phase protective apparatus for polyphase induction motors : en
  • US2454155A - Electric motor : en
  • USD151772S - Design for a water sprinkler : en
  • FR939464A - Incubator for chicks intended for outdoor operation : en fr
  • US2453709A - Grinding oil composition : en
  • US2454094A - Electron discharge device for producing electric oscillations : en
  • CH258208A - Process for the preparation of hexoestroldiphosphoric acid ester. : de en
  • AU137553B2 - Improvements in or relating to starting barriers for racecourses orthe like : en
  • AU143892B2 - Improvements in or relating to time modulators for electric pulses : en
  • CH258183A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • AU2380448A - Methods and devices serving tothe treatment of various substances bythe action of solar radiation : en
  • GB612587A - Improvements in or relating to rheostats : en
  • ES174146A1 - IMPROVEMENTS IN THE INSTRUMENTS TO WRITE. : en es
  • FR939647A - Rigid cartridge, consisting of a combustible wick which can be used in pocket lighters : en fr
  • GB612918A - Improvements in and relating to magneto-electric machines : en
  • ES18268U - Porous container containing soap or other detergent material. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453831A - Door check : en
  • GB612862A - Improvements in or relating to socket members for electrical pin-plug and socket connections : en
  • GB612996A - Process for making porous building material : en
  • ES13676Y - Tobacco case : en es
  • FR939449A - Multipart current inputs for vacuum tubes and the like and their manufacture : en fr
  • GB612531A - Improvements in or relating to combined view finders and range finders for photographic cameras : en
  • GB612848A - Improvements in or relating to storage bunkers : en
  • ES16424Y - Tubular container for an electric condenser or other device. : en es
  • ES18338U - Molded plate cover for bookbinding. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612813A - Improvements in or relating to apparatus for electrical measurement : en
  • GB612896A - Improvements relating to telephone systems : en
  • GB612916A - Improvements in or relating to control systems for electric motors driving elevators : en
  • US2453937A - Aircraft door : en
  • USD151761S - Design for a spoon or similar article : en
  • CA452687A - Liquid fuel burner : en fr
  • CH257962A - Mower. : de en
  • ES183848A1 - A MECHANISM OF OPERATION OF THE SPINDLES IN THE CONTINUES OF HILAR. : en es
  • CA452697A - Electrical system : en fr
  • AU1810648A - Improvements in or relating toa method of treating a tow of filaments or threads : en
  • ES18371U - High chair for children transformable for four uses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939582A - High frequency signal generator : en fr
  • ES16312Y - Decorative painting. : en es
  • ES183966A1 - REGULATOR MECHANISM OF THE URDIMEBRE FOR TELARES. : en es
  • FR939584A - Hydraulic control enhancements for machines with multiple hydraulically actuated plungers : en fr
  • US2453776A - Electrical conductance heater : en
  • CH258141A - Process for the production of folic acid. : de en
  • CH258192A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • AU1706247A - Improved spray nozzle for water sprinklers : en
  • FR939436A - Blind landing systems : en fr
  • FR939500A - Improvements to water lifting devices using bucket chains known as norias : en fr
  • USD151788S - Design for a chair : en
  • US2453880A - Container : en
  • CA452688A - Liquid fuel burner : en fr
  • ES16374Y - Acoustic warning. : en es
  • ES18356U - Tape device and means for securing it to coat handlebars of bicycles and similar vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES184000A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FLOORS FOR BUILDINGS. : en es
  • DK67934C - Process for recovering α, α'-lutidine from its mixtures with β- and γ-picoline. : da en
  • US2454065A - Simulated baseball playing machine : en
  • AU2375448A - Improvements in or relating to diversity signal receivers : en
  • CH258209A - Disc wheel for rail and tram cars. : de en
  • FR939605A - Improvements to electronic discharge devices : en fr
  • GB612794A - Improvements in or relating to conveyor systems : en
  • CH258099A - Motor driven pump. : de en
  • ES183908A3 - IMPROVEMENTS IN THE WATER TANKS, AUTOMATIC, FOR TOILETS. : en es
  • GB612510A - An improved anti-corrosion treatment for metal and other surfaces : en
  • AU2334648A - Electrical networks forthe suppression of echoes andthe like in electrical signalling systems : en
  • US2453800A - Knife rack : en
  • US2454081A - Arresting gear : en
  • US2454258A - Water treatment to prevent embrittlement cracking : en
  • US2454176A - Pleating device : en
  • CH257975A - Method and device for heating double-walled insulating vessels for the purpose of evacuating the cavity between the walls of the same. : de en
  • US2454113A - Violin bridge : en
  • AU2305648A - f4Improvements relating to adjustable, pitch screw fans : en
  • CA452632A - Carton : en fr
  • USD151804S - Design for a camera or similar article : en
  • CA452724A - Facing material : en fr
  • CH258111A - Gas turbine power plant. : de en
  • USD151778S - Design for a telephone stand : en
  • ES17357Y - Protective cover for the transport of cruet and other utensils for table service. : en es
  • AU2305148A - Improvements in building material : en
  • AU2381948A - Improvements in or relating to circuit-arrangements tor controlling a high-frequency oscillator : en
  • CH258206A - Process for the preparation of pyridyl-3-carbinol acetate. : de en
  • CH258098A - Centrifugal carrier. : de en
  • AU2383848A - Improvements in load vehicle : en
  • FR939422A - Electric machine stator : en fr
  • FR939527A - Device for sharpening or sharpening hand tools : en fr
  • FR939546A - Improvements to pipe fittings : en fr
  • CH258205A - Process for the preparation of phenylacetic acid B-picolate. : de en
  • US2454014A - Transmission : en
  • CA452607A - Well cleaning device : en fr
  • AU1722047A - Process for making rubber, latex orthe like rings for castration or detailing of animals andthe ring poduced thereby : en
  • CA452738A - Method of making multifocal opthalmic lens blanks : en fr
  • AU2303748A - Improvements in or relating to the coupling of the helix' in a travelling wave amplifier to a waveguide : en
  • US2453993A - Connector for bracelets, wrist watch straps, etc. : en
  • US2454076A - Wear accessory : en
  • US2454179A - Extensible anchor post : en
  • US2454053A - Process for the manufacture of storage batteries : en
  • GB612746A - Improvements in water-tube steam boilers : en
  • CA452721A - Piston sealing means : en fr
  • FR939567A - Improvements to discharge tube accessories : en fr
  • AU2372848A - A method of and means for converting electrical energy into heat : en
  • AU2375848A - Improvements relating to perambulators andthe like : en
  • US2453970A - Recognition system for pulse echo radio locators : en
  • US2454071A - Gun control mechanism : en
  • AU144752B2 - Improvement in magnetostrictive signal-translating arrangement : en
  • AU2329748A - Lmrpovements in or relating to electric pulse systems : en
  • ES16466Y - Protected crochet for Labor. : en es
  • ES16502Y - Hanger with windows. : en es
  • GR11851B - SPECIAL IDENTITY CASE AFTER COVER. : el en
  • AU146293B2 - Improvements in and relating to reservoir writing instruments : en
  • CH258176A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • GR11850B - METHOD OF WINING RED GRAINS FOR THE PREPARATION OF VARIOUS DEEP RED WINE COLOR. : el en
  • CA452680A - Apparatus for measuring or indicating the roughnesses or undulations of a surface : en fr
  • FR939407A - Improvements to time-modulated electrical pulse transmission systems : en fr
  • GB612863A - Machines for delivering a certain weight or volume of finely divided materials : en
  • US2453855A - Hydraulic lock : en
  • CH257967A - Synthetic gemstone body and method of making such body. : en fr
  • CH258179A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • AU2377848A - Improvements in and relating to traverse mechanism : en
  • AU2304448A - Improvements relating to apparatus for displaying information : en
  • FR939504A - Improvements made to pens or fountain pens with ball : en fr
  • ES183842A1 - AN ANTIARIETE SHELL CLOSURE FAUCET. : en es
  • ES183955A1 - A DEVICE FOR THE REPRODUCTION OF THE INDICATIONS OF THE MEASUREMENT INSTRUMENTS WITHOUT PAR. : en es
  • ES16295Y - Disc applicable to saucepans to cook milk. : en es
  • CH257995A - Process for the manufacture of hosiery. : de en
  • FR939648A - Method for manufacturing suspender branches also applicable to suspenders and belts : en fr
  • US2453758A - Art of manufacturing aquatic decoys : en
  • US2453818A - Method and apparatus for destroying insect life : en
  • GB612779A - Improved seed drill : en
  • US2453707A - Automatic washing machine : en
  • US2453782A - Strip perforating apparatus : en
  • US2453843A - Article holder for attachment to automobile visors : en
  • US2454244A - Moistureproof housing for piezoelectrtic elements : en
  • FR939433A - Electro-acoustic devices : en fr
  • FR939620A - Hydraulic lifting device permanently mounted on a vehicle to lift it : en fr
  • GB612928A - Improvements in or relating to terminals for electric conductors : en
  • ES16358Y - Apparatus for straightening eyelashes. : en es
  • US2453904A - Electrolytic preparation of corrosion testing elements : en
  • GB612586A - Mechanism for separating by cutting rubber tyre stock and the like into unlike components : en
  • ES18320U - Container applicable in snack rations (Machine-translation by Google Translate, not legally binding) : en es
  • ES183987A1 - IMPROVEMENTS INTRODUCED IN THE TOMAVISTAS APPLIANCES USING AN ELECTRONIC SWEEPING TUBE. : en es
  • ES16462Y - Gasket for joints in windows, doors or the like. : en es
  • GR11858B - PERFECTIONS IN SUPPLY BLADE DEVICE. : el en
  • US2453732A - Hydraulic cycling system : en
  • GR11513B - PERFECTIONS IN AND IN RELATION TO THE PRODUCTION OF ALCOHOLIC BEVERAGES. : el en
  • FR939603A - Combined mechanical pencil and sharpener : en fr
  • GB612506A - Improvements in or relating to reinforced plastic materials : en
  • GB612828A - Improvements in abrading laps for optical glass surfaces : en
  • ES183875A1 - A PROCEDURE FOR OBTAINING AN OXYGENANT FOR CARBONS. : en es
  • FR939573A - Advanced device for blasting mines : en fr
  • GB612856A - Improvements in or relating to the manufacture of granular phosphatic fertilizers : en
  • GB612869A - Clip for fountain pens and the like : en
  • ES183956A1 - IMPROVEMENTS IMPROVED IN PILOT CONTROL DEVICES USING A CATHODIC OSCILLOGRAPHY. : en es
  • GB612691A - Improvements in and relating to gas eliminators for electric apparatus : en
  • US2454130A - Adjustable wheel structure : en
  • US2453948A - Mop gripping unit for mop shaking machines : en
  • ES17263Y - Bottle holder for children. : en es
  • GB612870A - Improvements in fountain pens : en
  • US2453702A - Direction signaling system for automotive vehicles : en
  • GB612900A - Improvements in or relating to lever shearing machines : en
  • GB612576A - Improvements in towel airers and the like : en
  • GB612929A - Improvements in or relating to electric phase-meters : en
  • FR939406A - Improvements to electronic discharge tubes : en fr
  • ES18313U - Device to mount, protecting them against oxidation, lithographic plates fixed on walls outdoors. (Machine-translation by Google Translate, not legally binding) : en es
  • US2454080A - Moving picture flashing apparatus : en
  • US2454231A - Stand for christmas trees and the like : en
  • FR939561A - Glass making refinements : en fr
  • CH258130A - Safety device for the automatic closure of gas pipes, in case of accidental leaks or in any case following the presence of gas in the environment. : en it
  • US2453954A - Fireplace heating system : en
  • ES13641Y - Pins or pins for plugs, lamp sockets similar uses. : en es
  • ES183803A1 - A SYSTEM OF ACTION FOR THE COMPENSATOR COUNTERWEIGHT OF THE TOTAL WEIGHT AND, AT THE OWN TIME, CHANGER OF THE NUMBERS IN THE LETTER, IN THE AUTOMATIC SCALES. : en es
  • US2453791A - Fluid clutch, governor controlled : en
  • US2454050A - Divider and the like with measuring scales : en
  • FR939465A - Improvements to glass ampoule filling and welding machines : en fr
  • FR939553A - Support for any spoon for casting fishing : en fr
  • GB612998A - Improvements in and connected with rockets : en
  • ES16450Y - Clasp or button for garter. : en es
  • ES183896A1 - A PROCEDURE FOR THE CHLORINATION OF NAFTALENE. : en es
  • US2454204A - Cathode-ray tube : en
  • ES18344U - Device for loading pens (Machine-translation by Google Translate, not legally binding) : en es
  • GB612539A - Improvements in or relating to multivibrator circuits : en
  • US2453912A - Volute type air-heating furnace and blower : en
  • DK67955C - Test apparatus for fuel injection pumps. : da en
  • FR939453A - Improvements to electrical metering devices and similar devices : en fr
  • GB612526A - Improvements relating to speedometers for cycles and motorcycles : en
  • CH258018A - Device for printing. : en fr
  • US2453999A - Handle bar tractor wheel drive control : en
  • GB612756A - Improvements in or relating to lamp reflectors : en
  • GB612668A - An improved peeling device : en
  • ES17348Y - Base part for the formation of different electric drive devices. : en es
  • GB612578A - Improvements in or relating to the control of end clearances of rotors : en
  • ES18358U - Model of vigudº. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612925A - Improvements in or relating to call metering in telephone systems : en
  • GB612963A - Improvements in gears : en
  • GB612589A - Improvements in or relating to the production of vinyl cyanide : en
  • GB612953A - Improvements in and relating to display stands, correspondence trays and the like : en
  • GB612923A - Improvements in and relating to apparatus for the retreading or vulcanizing of tyres : en
  • GB612560A - Improvements in portable drilling machines : en
  • ES183902A2 - A SYSTEM TO PRODUCE AT WILL, THE LIGHT SIGNALING, IN THE DARK, OF THE ELEMENTS OF INTEREST IN ELECTRICAL INSTALLATIONS. : en es
  • FR939425A - Improvements in sizing processes for textile threads; improved yarns and fabrics by previous methods and improved sizing composition for textile yarns : en fr
  • GB612980A - Improvements in the manufacture of amidines : en
  • ES183980A1 - PROCEDURE FOR MANUFACTURING CHEESE POWDER. : en es
  • GB612699A - Improved apparatus for measuring the camber, castor angle and king-pin inclination of a vehicle wheel : en
  • US2453939A - Cooking oven : en
  • GB612532A - Improvements in or relating to combustion chambers for internal combustion turbines : en
  • FR939001A - : fr
  • GB612957A - Wave-signal selector : en
  • GB612703A - Improvements in and relating to rotative winged aircraft : en
  • GB612974A - Improvements in gas holders : en
  • GB612851A - An improved domestic utensil serving both as a scoop and a funnel : en
  • FR939629A - Brush : en fr
  • GB612855A - Improvements in or relating to chucks : en
  • GB612891A - Improvements in tin opening appliances : en
  • USD151747S - Bracelet or similar article : en
  • US2453757A - Process for producing modified electronickel : en
  • US2453997A - Fitting for flexible hose : en
  • US2453840A - Insert coil setting tool : en
  • US2454219A - Transponder for testing radar devices : en
  • ES18308U - Zipper or metal blind. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939583A - Improvements made to control valves for hydraulic circuits, in particular those of a hydraulic press : en fr
  • GB612754A - Improvements in or relating to contact springs of the type used in electromagnetic light current, contact-making relays : en
  • US2453964A - Coupling for shafts : en
  • ES183960A1 - PROCEDURE TO MAKE MATCHES WITH DOUBLE HEADS. : en es
  • USD151729S - Container for a perfume bottle or the like : en
  • GB612823A - Improved glass working machine : en
  • CA452663A - Free piston type internal combustion compressor : en fr
  • US2454022A - Radio remote-control apparatus : en
  • ES16464Y - Metric template, with lines adaptable to all kinds of cuts. : en es
  • US2453794A - Power transmission : en
  • FR939642A - Method and device for scrambling messages in multichannel transmission systems : en fr
  • GB612810A - Improvements in or relating to power assisted systems for controlling a movable body subject to external forces : en
  • ES183797A1 - A BETTER IN THE CONFECTION OF ELASTIC GIRLS FOR LADY. : en es
  • GB612530A - Evaporating caustic soda solutions : en
  • US2454237A - Vegetable cutter : en
  • ES183789A1 - A PROCEDURE FOR THE PREPARATION OF AN ANTI-PARASITIC PRODUCT FOR THE TREATMENT OF VEGETABLES. : en es
  • US2454168A - Timing circuit : en
  • CH258079A - Ashtray. : de en
  • US2453969A - Artificial limb : en
  • US2453747A - Shotgun choke : en
  • US2454095A - Figure base : en
  • AU2377048A - Improvements in or relating to blading for turbines and like machines : en
  • US2453756A - Safety razor : en
  • CH258135A - Bandage for treating broken ribs. : de en
  • GB612620A - Improved joint for connecting together sections of prefabricated houses : en
  • GB612715A - Improvements in or relating to speed change gear boxes for agricultural tractors and the like : en
  • GB612574A - Controlled pressure vapor heating system : en
  • US2454058A - Apparatus for converting intermittent power to continuous power : en
  • CA452733A - Aliphatic polycarboxylic amino acid : en fr
  • FR939640A - Improvements to jet propulsion units by reaction : en fr
  • US2454164A - Control system : en
  • GB612865A - Improvements in spraying apparatus : en
  • GR11852B - AUTOMATIC CYLINDRIC PASTRY BAKERY. : el en
  • GB612723A - Improvements in and relating to gyro-compasses : en
  • DK67958C - Procedure for preserving green fodder. : da en
  • ES183907A1 - A NEW SYSTEM OF SIMULTANEOUS SCENARIOS OVERLAPPED. : en es
  • GB612690A - Improvements in opticians' comparators : en
  • GB612764A - Improvements relating to gas- or vapour-filled mercury cathode discharge devices : en
  • NL61919C - : en
  • ES183854A1 - A PROCEDURE FOR THE OBTAINING OF EXOTHERMAL MIXTURES, APPLICABLE TO THE WORK OF WAVES OF HAIR. : en es
  • ES183916A1 - IMPROVEMENTS IN PHASE TRANSFORMER SYSTEMS FOR A SINGLE SIDE BAND EMITTER. : en es
  • GB612627A - Automatic gain-control arrangement : en
  • GB612635A - An improved cabinet : en
  • ES16367Y - Manual support for magazines, newspapers and the like. : en es
  • GB612665A - Improvements in or connected with strikers for cyclometers : en
  • GB612965A - An improved additive for lubricants : en
  • ES18272U - Tulipa for shower and jet applicable to all kinds of faucets and water outlets (Machine-translation by Google Translate, not legally binding) : en es
  • ES183972A1 - A NEW PROCEDURE TO AVOID THE DISMALATION OF POINT GARMENTS. : en es
  • DK67933C - Process for the preparation of water-soluble 2-alkyl-1,4-naphthoquinone derivatives. : da en
  • FR939532A - Canoe improvements: so-called canvas : en fr
  • US2453908A - Bottle carrier : en
  • US2453961A - Dewatering apparatus : en
  • US2453751A - Antenna reflector system : en
  • GB612570A - Improved method and means of glazing applicable also to other sheeted coverings for buildings and garden structures : en
  • ES183775A1 - AN INSTALLATION FOR THE HEATING OF DIELECTRIC MATERIALS. : en es
  • GB612667A - Improvements in or relating to methods of alcoholysis of low grade fatty materials : en
  • AU2378448A - System for connecting a radio station toa telephone network utilising thesame frequency band forthe two directions of transmission : en
  • FR939594A - Process for making a chewing paste : en fr
  • AU144475B2 - Improvements in or relating to the coupling of the helix' in a travelling wave amplifier to a waveguide : en
  • CA452667A - Traction disc : en fr
  • US2453962A - Heat and light concentrating holder for illuminated decorative lighting device : en
  • CH258157A - Circuit for synchronizing a sawtooth generator in a receiver. : de en
  • USD151774S - Design fob a photographic camera : en
  • CA452644A - Apparatus for the comminution and disposal of waste material : en fr
  • CA452648A - Method and apparatus for the combustion of solid fuel : en fr
  • CA452730A - Vehicle wheel : en fr
  • FR939559A - Harmonica : en fr
  • GB612509A - Improvements in or relating to method and apparatus for producing crumb rubber from a butadiene-styrene copolymer : en
  • AU2373248A - Improvements relating tothe dynamic braking of induction motors : en
  • CA452597A - Manufacture of blocks or shaped articles of bonded fibrous material : en fr
  • USD151786S - Design fob a radio receiver cabinet : en
  • CH258125A - Ballast impedance for electric discharge lamps. : de en
  • CH257973A - Push rod lock. : de en
  • US2453963A - Pulley block : en
  • US2453938A - Turbine thermal power plant using hot air as motivating fluid : en
  • US2453936A - Toolholder for artificial arms : en
  • NL64006C - : en
  • US2453890A - Process for the oxidation of : en
  • AU2370545A - Improvements in electrode support and contacting means : en
  • CH258147A - Containers for fragrances, disinfectants and deodorants. : de en
  • ES17322Y - Screens for cinematographic projections. : en es
  • CA452627A - Fibrous products and method of making them : en fr
  • BE485390A - : en
  • CH258112A - Device for controlling a Leonard motor, in particular for driving elevators. : de en
  • AU2377648A - Improvements in or relating to vessels, chambers, orthe like apparatus operating under pressure : en
  • FR939471A - High molecular weight copolymers : en fr
  • GB612984A - Improvements relating to door locks : en
  • AU147697B2 - Improvements in or relating tothe preparation of brewers' worts : en
  • CA16586S - Doll : en
  • CH257992A - Method for darning stockings on sewing machines with a free arm containing the gripper, and auxiliary device for this purpose. : de en
  • FR939402A - Railway suspended from cable service : en fr
  • FR939624A - Improvements made to electric cables : en fr
  • ES16393Y - Pliers without shafts or rivets for holding clothing or other uses. : en es
  • ES18293U - Cleans-combs (Machine-translation by Google Translate, not legally binding) : en es
  • GB612780A - Improvements in or relating to stages for microscopes : en
  • ES16475Y - Bicycle handlebar. : en es
  • FR939610A - Thermionic lamp switch assembly : en fr
  • GB612681A - Improvements relating to upholstery : en
  • GB612745A - Improvements in the treatment of regenerated cellulose fabrics to reduce their tendency to shrink : en
  • ES183857A3 - A UNIVERSAL CIRCULAR SAW MACHINE FOR WORKING WOOD. : en es
  • GB612894A - Improvements in and relating to the decoration of transparent heat-resisting bases : en
  • ES18300U - Inclined cover (Machine-translation by Google Translate, not legally binding) : en es
  • FR939541A - Broom mount : en fr
  • GB612642A - Improvements in and relating to electric plug and socket connectors : en
  • AU2429045A - Demodulator : en
  • ES16373Y - Device for measuring internal dimensions in hollow bodies. : en es
  • US2454132A - Oscillating system : en
  • US2454227A - Beta-alumina catalysts : en
  • USD151779S - Design for a beverage dispenser : en
  • CH257964A - Device for air atomization of powdery plant protection products. : de en
  • CH258038A - Distance meter with two target instruments at a distance from each other. : de en
  • AU2378048A - Improvements in and relating tothe production of threads of thermoplastic cellulose derivatives : en
  • US2453770A - Preparation of photosetting coating composition : en
  • FR939435A - Improvements in the manufacture of selenium rectifiers : en fr
  • GB612811A - Improvements in or relating to dynamo-electric systems for the transmission of mechanical power : en
  • ES16921Y - Binding, whose covers are made up of cardboard folded by a fold from one end to the other. : en es
  • ES183793A2 - A THERMOSIFON APPARATUS FOR THE EXTRACTION OF OILS. : en es
  • ES183888A1 - AN ADVANCED DEVICE, PARTICULARLY FOR PNEUMATIC DRILLS. : en es
  • ES183965A2 - PROCEDURE FOR OBTAINING INSECTICIDE SUBSTANCES IN A HIGH DEGREE OF DISPERSION OR FRACTIONATION. : en es
  • ES183984A3 - SOUND RECORD AND REPRODUCTION SYSTEM. : en es
  • FR939510A - Device for sampling a voltage for adjusting the frequency and / or phase difference between two alternating voltages, one of which consists of periodic pulses : en fr
  • FR939511A - Device for converting pulse phase modulation into amplitude variations : en fr
  • US2454178A - Bottle carrier : en
  • ES183884A1 - A PROCEDURE TO STABILIZE THE FREQUENCY REGULATION IN NETWORKS WITH A PREDOMINANT OHMIC CHARGE. : en es
  • ES18296U - Tripod-cane. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612994A - Sewing machine safety devices : en
  • CH258109A - Device for fixing a wheel on a shaft. : en fr
  • GB612579A - Ladle tipping gear : en
  • US2454003A - Tape slitting machine : en
  • CA452599A - Bath tub attachment : en fr
  • CH258117A - Electromechanical control device. : de en
  • CH258190A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • FR939630A - Improvements to linings for combustion chambers : en fr
  • GB612725A - Improvements in or relating to pulverizing apparatus : en
  • GB612778A - Improved apparatus for heating with masut or the like : en
  • US2453983A - Prevention and destruction of weeds : en
  • US2454156A - Peanut picker : en
  • ES183878A1 - A HYDRAULIC MOTOR OF CONSTANT AND CONTINUOUS MOBILITY AND USEFUL FORCE. : en es
  • CA452686A - Fuel feed control : en fr
  • CH258128A - Method for charging or discharging a capacitor and circuit for carrying out this method. : de en
  • US2454104A - Preparation of n-acyl sulfanilamide : en
  • US2454142A - Electrolytic recovery of zinc : en
  • CA452624A - Log barker conveyer : en fr
  • GB612643A - Improvements in or relating to the thermal treatment of strip or sheets made of aluminium base alloys : en
  • GB612905A - Improvements in connectors for tubes or bars : en
  • GB612637A - Improved revoluble-headed centre for tailstocks of lathes and analogous uses : en
  • GB612939A - Improvements in or relating to machines for marking razor blades : en
  • GB612647A - Improvements in and relating to high frequency dielectric heating apparatus : en
  • US2454020A - Ferrochrome process and product : en
  • USD151736S - Alphabet for forming monograms or the like : en
  • ES18291U - Scapula separating device for thoracoplasty intervention. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612742A - Improvements in refractory bodies with a layer of lustrous carbon : en
  • US2453774A - Device for adjusting breaker units : en
  • US2454041A - Reinforced plastic securing means in a frame for interchangeable hand mirrors : en
  • US2454161A - Electrical relay system : en
  • US2454217A - Process for the manufacture of a thiophan derivative : en
  • CH258023A - Camera with device for measuring the image reproduced on the ground glass of its sighting device. : en fr
  • ES183830A1 - IMPROVEMENTS INTRODUCED IN THE LIQUID SPRAY DEVICES. : en es
  • FR939472A - Dust collector for vacuum cleaners : en fr
  • FR939485A - Sulfo-vitamin Brillantine : en fr
  • USD151756S - Design foe a decorative scarf or the like : en
  • ES183804A1 - A PROCEDURE FOR MANUFACTURING BRICKS FOR CONSTRUCTIONS. : en es
  • US2453968A - Gas dispensing system : en
  • US2453862A - Gastroscope : en
  • CA452671A - Radiant-energy receiver : en fr
  • CA452676A - Sewing machine : en fr
  • CH258042A - Leverage for regulators, measuring instruments and other indicating devices. : de en
  • CH258133A - Electromagnetic ignition device for gas and / or vapor-filled discharge tubes. : de en
  • ES183777A1 - AUTOMATIC REGULATION DEVICE FOR DAMS TO SECTOR. : en es
  • GB612786A - Improvements in circuits for operating gaseous electric discharge tubes : en
  • FR939631A - Electric oscillator assemblies : en fr
  • ES18339U - Children's storybook with surprise illustrations. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18288U - Inkwell with reserve deposit, for ink extract tablets. (Machine-translation by Google Translate, not legally binding) : en es
  • USD151794S - Design fok a vase : en
  • GB612901A - Improvements in and relating to wire rope slings : en
  • ES16331Y - Sack-container, especially for the transport of films and other articles. : en es
  • DK67936C - Process for the preparation of N-substituted 1-o-, 1-m or 1-p-oxyphenyl-3-aminopentanes. : da en
  • ES16452Y - Detachable tracks for electric toy trains. : en es
  • ES16463Y - Cell counting chamber. : en es
  • ES18333U - Lever switch. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612773A - Improvements in heel seat lasting machines : en
  • CH258022A - Electric light meter on a photographic camera. : de en
  • ES183912A2 - A PROCEDURE FOR THE OBTAINING OF PAPER CELLULOSE, NOBLE CELLULOSE FOR VISCOSE, NITROCELLULOSE, PLASTIC MATERIALS, RUBBER AND THE LIKE, BASED ON THE DECOMPOSITION OF PLANTS. : en es
  • ES183868A1 - A METHOD OF PREPARING A COMPOSITE FERTILIZER, STARTING FROM AN ACID SOLUTION THAT CONTAINS FLUOR, AS WELL AS CALCIUM AND PHOSPHORIC ACID. : en es
  • ES183872A1 - A GALICIAN MACHINE FOR THE MANUFACTURE OF SOLID AND HOLLOW BRICKS. : en es
  • FR939621A - Life jacket with stabilizing elements : en fr
  • FR939627A - Braiding Machines : en fr
  • ES16296Y - Knife holder with chuck. : en es
  • ES18267U - Escape device for bees, particularly applicable in mobile hives. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939600A - Guides for travel members in machines in general and particularly in operating machines : en fr
  • ES164891A1 - A PROCEDURE TO RECOVER HIGH POINT OF EBULLITION SOLVENTS. : en es
  • FR939492A - Beach bucket : en fr
  • FR939596A - Coupling system for electrical wire and cable connections and all other applications : en fr
  • USD151728S - Design for a terminal link for a watch bracelet or similar article : en
  • AU2375348A - A process forthe manufacture of carbon black : en
  • FR939639A - Improvements to adjustable nozzles for jet propellants : en fr
  • GB612505A - Improvements in and in the manufacture of compound sheets comprising fabricand plastic material : en
  • GB612724A - Improvements in or relating to electrical remote control and/or supervisory systems : en
  • CH258151A - Telephone cord connector. : de en
  • US2453826A - Contact for vacuum tube sockets : en
  • US2454175A - Multilayered fibrous batting : en
  • FR939534A - Crystal contact : en fr
  • GB612708A - Improvements in or relating to domestic fireplaces : en
  • GB612741A - Improvements in and relating to ultra high-frequency circuits : en
  • DK67946C - Electromagnetic trigger for automatic overcurrent switches and similar devices. : da en
  • US2453914A - Device for mixing plaster compounds and mixtures : en
  • US2453984A - Production of thread : en
  • US2453786A - Feed mechanism for rapid-fire guns : en
  • ES18285U - Folder with adhesive device to facilitate the removal of sheets of carbon paper. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18331U - Shirt collar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183856A1 - A SUSPENSION PROVISION FOR VEHICLES. : en es
  • AU144601B2 - Process for making rubber, latex orthe like rings for castration or detailing of animals andthe ring poduced thereby : en
  • AU1699347A - Improvements in Magneto Distributors : en
  • ES18260U - Toy (Machine-translation by Google Translate, not legally binding) : en es
  • ES18306U - Perfect moth for bicycles and similar vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • CA452679A - Process for treating cast iron : en fr
  • CA452584A - Space heater : en fr
  • ES16359Y - Folding chair. : en es
  • ES183790A1 - A PROCEDURE FOR THE MANUFACTURE OF HARD BOARD OF WALL, SERRÍN AND OTHER LIGNOCELLULOSIC WASTE. : en es
  • US2453865A - Resistance unit for flashlights : en
  • US2453966A - Double-acting shock absorber : en
  • US2454012A - Suspension means for cooling units : en
  • US2454233A - Picture projecting pistol : en
  • ES182543A1 - PROCEDURE FOR THE MANUFACTURE OF COLORED WIRE IN GLASS OR OTHER ANALOGUE MINERAL MATERIAL. : en es
  • FR939437A - Refinements to tension bars for warp knitting machines and other textile machines : en fr
  • FR939575A - Ring balance for measuring pressures and flows : en fr
  • CH258126A - Process for the production of indirectly heated cathodes. : de en
  • ES184006A2 - JOISTS MANUFACTURING PROCEDURE. : en es
  • FR939448A - Manufacture of plastics by expansion : en fr
  • CH258089A - Reducing valve. : de en
  • AU2376848A - Improvements in or relating tothe preparation of brewers' worts : en
  • CH258172A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • GB612602A - Improvements in fuzes for ammunition projectiles : en
  • ES18354U - Firewood for electric heating (Machine-translation by Google Translate, not legally binding) : en es
  • ES183975A1 - IMPROVEMENTS RELATED TO LONG-DISTANCE TELECOMMUNICATION CENTRALS. : en es
  • GB612520A - Improvements in or relating to electric-magnets : en
  • CH258027A - Transparent drawing angle. : de en
  • ES183788A1 - IMPROVEMENTS MADE IN THE IGNITION PLUGS FOR EXPLOSION ENGINES. : en es
  • CA452639A - Circuit breaker operating system : en fr
  • AU144108B2 - Process forthe production of paste-filled containers : en
  • CA452633A - Reeling machine : en fr
  • US2453833A - Corrosion preventive : en
  • US2453710A - Grinding oil composition : en
  • US2454038A - Control system for aircraft turbosuperchargers : en
  • AU138315B2 - Improvements in or relating to lenses : en
  • CA452659A - Means for operating brakes on trailer vehicles : en fr
  • AU145178B2 - Sterilizing liquids : en
  • CH258119A - A method of manufacturing an electrical resistance element and a device for implementing this method. : en fr
  • US2453725A - Coil-supporting structure : en
  • CH257968A - Process for the production of mortar or concrete. : de en
  • ES16378Y - Strips or pieces to contain perfumes, applicable in the manufacture of garments. : en es
  • ES183996A1 - PROCEDURE FOR THE ARTIFICIAL DRYING OF FISH OR PARTS OF THE FISH. : en es
  • US2453796A - Textile steaming or ageing machine : en
  • CH257969A - Process for the production of lightweight concrete moldings. : de en
  • CH258194A - Drawing head for drawing machines. : de en
  • US2454009A - Radar control system : en
  • AU2363748A - Improvements in or relating to tyre protecting devices : en
  • CH258003A - Device on milling roller mills for dissolving product platelets. : de en
  • US2453704A - Furfuryl alcohol-phenolic resins : en
  • US2453853A - Separating hydrocarbons : en
  • CA452600A - Smokers' ash receptacle : en fr
  • CA452640A - Dielectric and insulating composition : en fr
  • ES183792A1 - AN ELECTRICAL DEVICE OF ACOUSTIC AND LUMINOUS SIGNALS OF ALARM AGAINST GAS ESCAPES OF LIGHTING IN DOMESTIC USE. : en es
  • GB612618A - Improvements in or relating to telephone systems of the inter-office, two-way loud speaking type : en
  • CH257987A - Support device for rotating cylinders, arranged in line and intended to guide the threads in a textile machine. : en it
  • AU141388B2 - Improvements in or relating toa method of treating a tow of filaments or threads : en
  • CA452685A - Liquid fuel combustion apparatus : en fr
  • CA452734A - Magazine wrap : en fr
  • CH258054A - Polygonal watch box. : en fr
  • US2454197A - Blade handling device : en
  • AU142157B2 - Improvements in or relating to diversity signal receivers : en
  • CH258139A - A process for causing viscous aqueous dispersions of hydrophilic colloids to set in jelly. : en fr
  • CH258189A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • USD151764S - Design for a brooch or similar article : en
  • US2453873A - Tubocurare purification : en
  • US2454242A - Horn button construction : en
  • AU2376948A - Improvements in and relating to impedance matching indicators : en
  • CA452681A - Bonded joint or section of elastic fabric : en fr
  • CH257977A - High pressure acetylene developer. : de en
  • ES18269U - Metal link chain cordoned. (Machine-translation by Google Translate, not legally binding) : en es
  • CH258000A - Shoe crampon. : en fr
  • US2454251A - Cartridge feeding mechanism for automatic guns : en
  • AU129831B2 - Improvements in power shovels andthe like : en
  • US2453813A - Coupling : en
  • US2453835A - Battery handle and hold-down bracket : en
  • US2453723A - Ditcher : en
  • CH258070A - Method for making buttonholes in garments made of thermoplastic material. : de en
  • CA452710A - Magnetometer : en fr
  • ES183836A1 - A NEW PROCEDURE FOR CONSTRUCTION OF BUILDINGS. : en es
  • FR939568A - Improvements to electronic discharge devices : en fr
  • US2453815A - Self-synchronous system for reproducing motion or position : en
  • US2454263A - Refrigeration system : en
  • US2453998A - Draft connector : en
  • USD151732S - Design for a lady s stocking : en
  • ES14519Y - Transportable reinforced concrete girder. : en es
  • FR939533A - Folding knife : en fr
  • US2454027A - Double-acting wrench for flanges : en
  • AU2331748A - Improvements in or relating to electric gas filled sequence discharge tubes : en
  • CH258046A - Registering office machine. : de en
  • USD151738S - Scarp holder or similar article : en
  • FR939455A - Improvements in devices for detecting or locating, or both for detecting and locating, by electrical means, masses of electrically conductive or magnetic material : en fr
  • FR939650A - Cigar or cigarette holder : en fr
  • GB612611A - Improvements in or relating to electric master and secondary clock systems : en
  • US2453767A - Sled runner : en
  • US2454048A - Rotary air compressor : en
  • GB612609A - Improvements in the production of polymeric materials : en
  • GB612787A - Improvements in or relating to devices comprising an electric gas discharge tube : en
  • GB612940A - Improved winch, and control means therefor : en
  • GB612985A - Improvements in self-propelled electrically driven trucks : en
  • FR939540A - Watchmaker's lathe : en fr
  • ES16303Y - Extendable last for shoe cleaning. : en es
  • ES183809A1 - A PROCEDURE FOR THE MANUFACTURE OF ADEQUATE MOLDS FOR THE WORK OF ARTIFICIAL RESINS. : en es
  • FR939440A - Device for generating, amplifying or receiving electric short-wave or very short-wave oscillations : en fr
  • GB612673A - Improvements relating to knife edge bearings for weighing scales : en
  • GB612903A - Improvements relating to operating mechanism for pyrophoric lighters : en
  • ES16342Y - Parallel screw for machines or clamp. : en es
  • GB612819A - Improvements in or relating to knitting machines : en
  • GB612937A - Improvements in or relating to screwing die holders : en
  • US2453721A - Control flap with fluid jets for aircraft : en
  • US2453817A - Tripod : en
  • FR939509A - Device for synchronizing two oscillations : en fr
  • FR939586A - Reduced-format cinema projector for projecting films of different formats : en fr
  • GB612719A - Improvements in or relating to air cleaners : en
  • US2453805A - Gum breaking machine : en
  • GB612728A - Improvements in or relating to valve-operating mechanisms for internal combustion engines : en
  • GB612995A - Improvements in or relating to sliding clasp fasteners and methods of manufacture thereof : en
  • ES183945A1 - IMPROVEMENTS IN ELECTRIC DISCHARGE TUBES. : en es
  • GB612846A - Improvements in or relating to machines for casting metals : en
  • GB612907A - Improvements in or relating to drying cylinders for paper making machines : en
  • DK67962C - Security closure for windows. : da en
  • CH258033A - Track rail for fairways. : de en
  • US2454125A - Cutoff wheel : en
  • USD151757S - Combined ejector pump and strainer base plate : en
  • FR939439A - Glass flat bottom discharge tube : en fr
  • GB612785A - Improvements in or relating to apparatus for sharpening rotating eccentric knives : en
  • ES16496Y - Door closers. : en es
  • US2453827A - Means for cooling and lubricating sewing machine needles : en
  • US2453903A - Theft alarm system for automobiles : en
  • FR939517A - Process for combating harmful organisms and for obtaining a preparation therefor : en fr
  • FR939628A - Improvements to portable vulcanizing devices : en fr
  • FR939607A - Pin selector for card sorters or punch cards : en fr
  • GB612732A - Improvements in moulded pulp boxes or packs for fragile articles : en
  • GB612882A - Improvements in or relating to thermodynamic ram-jet air propellers : en
  • GB612672A - Improvements relating to carriers for index cards : en
  • GB612927A - Improvements in or relating to table lamps : en
  • FR939454A - Improvements in film or cinematographic recording equipment : en fr
  • GB612595A - A method for the production of high vacua : en
  • GB612556A - Improvements in heavy-current transformer apparatus : en
  • GB612880A - Improvements in or relating to aircraft : en
  • CH258092A - Control valve. : de en
  • ES18373U - Calculator pencil. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939505A - Improved leak indicating device for gas-filled electric cables, pipes and the like : en fr
  • GB612547A - Improvements in or relating to electric contacts : en
  • GB612829A - Improvements in or relating to elevators : en
  • DK67952C - Apparatus for turning cheese molds. : da en
  • FR939565A - Improvements to electronic tube frequency changers : en fr
  • ES16443Y - Device to protect the ears during hygiene and hair decoration treatments. : en es
  • FR939556A - Improvements to warheads or mine cartridge heads : en fr
  • GB612615A - Improved process of causing chlorine dioxide to react in an alkaline medium : en
  • ES16461Y - Hinge for doors, windows or the like. : en es
  • GB612603A - Evaporating calcium chloride solutions : en
  • GB612511A - Improvements relating to the rendering waterproof of joints or fissures in building structures : en
  • US2454033A - Filter : en
  • US2454261A - Aminotriazine and derivatives : en
  • ES183769A1 - A DEFORMABLE MEMBRANE PRESSURE DIFFERENTIAL INDICATOR DEVICE. : en es
  • ES16390Y - Perfected ashtray. : en es
  • GB612528A - Improvements in or relating to saws : en
  • DK67945C - Lock for multi-pole wire separators. : da en
  • ES17131Y - Quick assembly folding box. : en es
  • GB612777A - Improvements in and relating to electric tumbler switches : en
  • USD151797S - Design fob a hollow glass building block : en
  • CH258014A - Process for making artificial films. : de en
  • USD151802S - Ilujjj-lit oj : en
  • US2453762A - Apparatus for dimpling sheet metal stock : en
  • US2454079A - Rail fastener : en
  • AU1776848A - Improvements in or relating to starting barriers for racecourses orthe like : en
  • CH258104A - Rotary machine. : de en
  • ES183992A3 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF SAFETY BOXES, ARMORED DOORS AND SIMILAR CONSTRUCTIONS : en es
  • FR939470A - New polymerizable materials and their polymers : en fr
  • GB612638A - Improvements in shuttles for looms for weaving : en
  • US2454056A - Aluminum phosphate binder and method for preparing the same : en
  • GB612533A - Multiplex signalling systems : en
  • US2453705A - First-aid pressure dressing : en
  • US2454010A - Wire core extracting machine : en
  • US2454016A - Art of inlaying sheet material : en
  • USD151795S - Design for a speaker case : en
  • CH257979A - Gas stove. : de en
  • US2453837A - Apparatus for alkylation : en
  • GB612897A - Improvements in or relating to electro-hydraulic control systems : en
  • ES16313Y - Metal hook for envelopes. : en es
  • FR939579A - Lead closure : en fr
  • FR939635A - Shock absorber windings : en fr
  • GB612999A - Resilient mounting for armature blocks : en
  • DK67956C - Process for the preparation of substances to be precipitated by electrophoretic means. : da en
  • ES183835A1 - A PROCEDURE FOR THE MANUFACTURE OF HARD WALL BOARDS, STARTING FROM SAW AND OTHER CELLULOSIC WASTE. : en es
  • FR939552A - Improvements to boilers for central heating installations : en fr
  • GB612981A - A process for the protection of polished surfaces : en
  • US2453730A - Garment steaming and drying apparatus : en
  • US2453973A - Dustpan : en
  • US2453886A - Thermal power plant and its working medium, with method of operation : en
  • US2454082A - Alkenyl alkali metal compounds : en
  • GB612951A - Improvements in or relating to speed control systems for electric motors : en
  • FR939518A - Abrasives manufacturing process : en fr
  • ES16291Y - Parlor lottery game. : en es
  • USD151769S - Design for a brooch or similar article : en
  • ES17464Y - Seat protection elements, applicable to vehicles, armchairs, armchairs, chairs, sofas and the like. : en es
  • FR939419A - Fluid distributor : en fr
  • GB612967A - Improvements in or relating to very high frequency radio communication systems : en
  • NL62070C - Continuously variable speed three-phase induction motor with squirrel-cage rotor, the stator pole pitch of which can be changed and method for starting such a motor : en nl
  • US2453870A - Bombing armament for aircraft : en
  • ES14266Y - Protected resistance for radiotelegraphy and the like. : en es
  • FR939545A - Process for preparing solutions of alkaline alginates and applications of these solutions : en fr
  • US2453746A - Wheel and tire locking device : en
  • US2454123A - Enamel composition : en
  • FR939483A - Mobile vine puller : en fr
  • ES183813A1 - IMPROVEMENTS INTRODUCED IN THE MERCURY VALUE RECTIFIERS. : en es
  • US2454051A - Mold for the manufacture of storage batteries : en
  • US2454254A - Stabilized organic peroxides : en
  • FR939459A - Automatic recording systems for telephone messages or the like : en fr
  • FR939536A - Improvements to devices intended for handling loads : en fr
  • IE19173L - Electro-magnetic lens systems : en
  • CA452711A - Refrigerant container for railway car : en fr
  • CH258005A - Portable container for pressurized fluids. : en fr
  • ES16409Y - Perfected pencil sharpener. : en es
  • GB612554A - A method for the recovery of meal and oil from fish and similar raw materials : en
  • GB612946A - Improvements relating to door fastenings : en
  • ES183798A1 - AN APPARATUS FOR ELECTROMAGNETIC SOUND INSCRIPTION AND REPRODUCTION. : en es
  • GB612750A - Improvements relating to reels for hose pipes, cables and the like : en
  • ES183820A1 - AN APPARATUS FOR THE VACUUM CLOSURE OF GLASS BOTTLES AND SIMILAR. : en es
  • GB612679A - Improvements in or relating to moulding machines : en
  • GB612738A - Improvements in apparatus for adding proportional doses of fluid to water or other liquid flowing under pressure : en
  • USD151741S - Spoon or other article op flatware : en
  • US2453960A - Means for charging storage batteries : en
  • ES18337U - Wrap for chocolate with surprise device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612548A - Improvements in or relating to dry-shaving apparatus : en
  • FR939608A - Steam boiler : en fr
  • FR939616A - Advanced grinder block for coffee grinders or other similar applications : en fr
  • GB612519A - Improvements in or relating to the manufacture of silica articles or articles formed in part of silica : en
  • US2453861A - Adjusting means for control devices : en
  • US2454199A - Child's toilet seat : en
  • GB612706A - Improvements in or relating to flatting agents for use in coating compositions : en
  • USD151740S - Design for a gikdle : en
  • US2454063A - Reel and rake apparatus for combines : en
  • ES182817A1 - PROCEDURE TO OBTAIN PRECIPITATES EASY TO SEPARATE FROM THE LIQUID ENVIRONMENT. : en es
  • GB612822A - Process for the production of organo-substituted silicon compounds : en
  • GB612873A - Improvements relating to slicing machines : en
  • ES16343Y - Onion cutter. : en es
  • CH258137A - Protection sheet for sanitary napkins. : de en
  • CH258174A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • AU2302048A - Improvements in or relating to knee brake mechanism for artificial limbs : en
  • AU2382648A - Radio navigation system : en
  • US2454083A - Soap holder : en
  • CH258191A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CH258017A - Alphabetical easel card index. : de en
  • NL62867C - : en
  • US2453841A - Medical diagnostic device : en
  • AU148178B2 - Improvements in or relating to power-operated automatic equipment for recording data by means of perforations ina card : en
  • US2453784A - Sanitary cover and cushion for shampoo boards : en
  • US2453889A - Method for heat sealing the seams of paper bags : en
  • US2454052A - Storage battery plate assembly : en
  • ES183997A1 - IMPROVEMENTS IN ARMOR FOR CONCRETE STRUCTURES. : en es
  • FR939423A - Tuning adjustment assembly of an oscillating circuit : en fr
  • CH258159A - Electric wave. : de en
  • FR939528A - Scope device for supported objects to be able to rotate like terrestrial globes : en fr
  • GB612885A - Oil control means for pistons, and pistons incorporating such oil control means : en
  • CA452611A - Production of slabs or sheets of material from fibrous pulp : en fr
  • GB612607A - Aluminothermic and like exothermic processes : en
  • FR939481A - Device for making moldings on wood according to the smallest fretwork angles : en fr
  • ES16510Y - Brush with comb. : en es
  • ES18370U - Pencil clip for pocket pens or desk (Machine-translation by Google Translate, not legally binding) : en es
  • NL62075C - Electric three-phase induction machine with two short-circuit rotors and a stator with projecting fixed poles : en nl
  • US2453779A - Preparation of alkyl halides : en
  • US2454173A - Tube socket : en
  • US2454246A - Bore gauge : en
  • ES16508Y - Door fastening device. : en es
  • GB612802A - Improvements in or relating to thermomagnetic control systems : en
  • ES183991A1 - DEVICE TO VARY THE RELATIVE ECCENTRICITY AND / OR INCLINATION OF TWO AXES, ESPECIALLY FOR WINDING MACHINES OR SPINNING LATHES, INTENDED TO MOVE IN THE SAME DIRECTION, FOR CONTINUOUS WINDING MACHINES AND MEANS FOR SIMULTANEOUS DRIVING : en es
  • GB612849A - Improvements in or relating to fibre producing apparatus : en
  • DK67941C - Method for determining azimuthal direction, in which a phase comparison takes place on the receiving side between two oscillations obtained by demodulation with the same frequency. : da en
  • US2454064A - Pipe anchor : en
  • DK67961C - Trolley with swivel frame, preferably trailer. : da en
  • US2454061A - 2-ethyl-hexyl, n-octadecyl tetrachlorophthalamidate and insecticidal compositions containing the same : en
  • US2454212A - Drum-operating electric drive : en
  • US2453871A - Variable test transmitter : en
  • US2454008A - Sewer cleaning bucket for passing around sheaves : en
  • US2454099A - Process for cleaving the-s-s-group in dialkyl disulfides : en
  • US2454119A - Switch box support : en
  • CA452704A - Telephone system : en fr
  • USD151766S - Design for an earring or similar article : en
  • DK67947C - Ion valve with liquid cathode and capacitive teeth. : da en
  • FR939645A - New method of manufacturing light, competition or luxury boat hulls, etc. : en fr
  • GB612910A - Improvements in book rests : en
  • US2453982A - Printing press compensator : en
  • US2453930A - Shipping container : en
  • ES17473Y - Interchangeable bristle toothbrush. : en es
  • ES183819A3 - A PROCEDURE FOR THE MANUFACTURE OF ELECTRIC DISCHARGE LUMINOUS TUBES. : en es
  • GB612753A - Improvements in and relating to the construction of bridges and the like : en
  • GB612814A - Improvements in or relating to change speed gears for bicycles and the like : en
  • GB612612A - Improvements in or relating to latches for gates, doors and the like : en
  • US2453765A - Alkylation process : en
  • US2454039A - High-frequency induction heating apparatus : en
  • DK67964C - Shock fire pipe with centrifugal fuse. : da en
  • FR939496A - Kitchen thresher for preparing creams, sauces and the like : en fr
  • ES18382U - Improved tape to thread brackets (Machine-translation by Google Translate, not legally binding) : en es
  • IS182B6 - Preservative ice cream. : en is
  • AU144274B2 - Loading machines : en
  • AU2375648A - Process for separating fluid mixtures into fractions of different volatilities by rectification : en
  • GB612580A - Improvements in folding chairs : en
  • GR11856B - IMPROVEMENTS IN OR IN CONNECTION WITH POSTED EXCERPTS FROM ACCOUNTS. : el en
  • US2453866A - Brake with two anchoring shoes and wear take-up means therefor : en
  • US2454210A - Synthetic resin and members produced therefrom : en
  • US2454115A - Turbine blading : en
  • US2454235A - Drilling machine : en
  • ES16459Y - Tubular container for an electric condenser or other device. : en es
  • FR939619A - Movable arm figurine piggy bank : en fr
  • AU142050B2 - Improvements in or relating to vessels, chambers, orthe like apparatus operating under pressure : en
  • AU2382748A - Improvements in devices for actuating brake cables or like members for transmitting motion : en
  • CH257960A - Wine and agricultural tractor. : en fr
  • CH257985A - Foldable boot puller. : de en
  • CA452616A - Tire replacing tool : en fr
  • US2453844A - Snap acting mechanism adapted for operating valves of steam engines : en
  • CA452673A - Supporting arrangement : en fr
  • CH258055A - Dustproof device for watch crown. : en fr
  • US2453703A - Louver means for controlling air flow in refrigerators : en
  • US2454185A - Snap switch : en
  • US2453691A - Method of making ethyl chloride : en
  • USD151787S - Console cabinet for radio-phonograph combination : en
  • CH258200A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CA452652A - Apparatus for centering shanks in casting diamond bits : en fr
  • CH257961A - Mobile device for feeding fertilizers or impregnating agents. : de en
  • US2453822A - Time fuse : en
  • CH258020A - Typewriter with a working organ that moves back and forth to switch between types. : de en
  • US2453812A - Actuating valve with opposed unequal areas : en
  • US2453883A - Vibratory screen : en
  • ES16492Y - Toy photo camera. : en es
  • GB612551A - Improvements in electric incandescent lamps and discharge tubes : en
  • CA452628A - Preparation of paper : en fr
  • CH257983A - Process for making frames. : de en
  • AU149472B2 - A process forthe manufacture of carbon black : en
  • US2453832A - Electric stove or range : en
  • CA452670A - Surface indicator : en fr
  • CH258193A - Process for the production of an anthraquinone derivative. : de en
  • AU2383948A - Process forthe manufacture ofa multi-coloured layer of plastic substances, the colours ofwhich forman arbitrary design, aswell asthe products made by applying this process : en
  • AU2311648A - Process and device forthe manufacture ofa shrunk artificial thread : en
  • CH258088A - Relieved axial expansion joint. : de en
  • DK67935C - Process for the production of strychnic acid. : da en
  • US2453959A - Toolholder assembly : en
  • GB612920A - Improvements in or relating to portable battery lamps : en
  • CH258160A - Equipment for displaying items for shop windows and interior decorations. : de en
  • CH258201A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • ES17233Y - Ignition current distributor cover for internal combustion engines, made of transparent material. : en es
  • GB612913A - Improvements in and relating to the manufacture of bread and the like : en
  • USD151759S - Casing for service station dispensing apparatus : en
  • AU2382948A - Improvements in brakes : en
  • CH258150A - Electromagnetic relay, in particular for telephone systems, and methods of manufacturing the same. : de en
  • AU2377148A - Dialkylaminoalkyl pyridines and their piperidinoalkyl morpholinoalkyl, and imidazolinyalkyl analogs : en
  • CH258196A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • US2453965A - Magnetic reflective toy : en
  • CH258074A - Multipurpose grinding machine. : de en
  • GB612636A - Improvements in positive driving bands for belt gearing : en
  • US2453864A - Method for drawing fibers : en
  • GB612634A - An improved device for proportionately mixing fluids in flow : en
  • ES16460Y - Electric capacitor. : en es
  • ES183961A2 - PROCEDURE FOR THE MANUFACTURE OF TILES, TILES AND THE LIKE BASED ON A PLASTIC MASS, PRESSED FOR USE IN WOOD FLOORS, WALL COVERINGS AND OTHER USES. : en es
  • GB612582A - Improvements in or relating to clockwork motors for mechanical toys : en
  • GB612950A - Improvements relating to closure members for motor vehicle petrol or oil tanks, radiators, or like fluid receptacles : en
  • ES18377U - Metal tap (Machine-translation by Google Translate, not legally binding) : en es
  • USD151803S - Illllujili oj : en
  • GB612550A - Improvements in lathe headstocks : en
  • GB612629A - Improvements in coin control devices for vending or like mechanisms : en
  • GB612964A - Improvements in children's cots of the drop side type : en
  • FR939590A - Process for manufacturing barrier layer cells : en fr
  • GB612601A - Improving the fastness of colourations on cellulose ester or ether textile material : en
  • GB612772A - Improvements in and relating to the manufacture of factice : en
  • CA452646A - Fuse construction : en fr
  • US2454077A - Valve : en
  • US2454098A - Collet chuck : en
  • AU142772B2 - Improvements relating to filing apparatus : en
  • FR939410A - Improvements to very high frequency oscillation generators of the speed modulation type : en fr
  • AU132268B2 - Improvements in and relating to devices for producing glass fibers or filaments : en
  • CH257984A - Set with a collapsible table. : de en
  • CH258091A - Tap with automatic closing. : en it
  • CH258007A - Electrolytic cell. : en fr
  • CH258171A - Process for the separation of stereoisomeric hydrophenanthrene carboxylic acids. : de en
  • CA452619A - Toe protecting shield : en fr
  • CH258050A - Device for measuring the turbidity of a liquid. : de en
  • US2453816A - Rust preventive slushing compound for cartridge clips : en
  • AU2373548A - Loading machines : en
  • CH258041A - Gauge for measuring pressures. : de en
  • CH258067A - Process for stoning revolved surfaces and device for carrying out said process. : en it
  • US2453952A - Oil-refining foldable pack : en
  • US2454126A - Bottle closure : en
  • CA452606A - Accessory parts for metal-bending brakes : en fr
  • CH258043A - Counter. : de en
  • CH257978A - Electric heating body. : en fr
  • US2453922A - Child's combination appetite-stimulating and amusement device : en
  • USD151734S - Design for a clip or similar article : en
  • ES183859A1 - A NEW CARBURETTOR. : en es
  • US2453697A - Gun sight having a plurality of illuminated reticles : en
  • FR939566A - Electric discharge device : en fr
  • US2453863A - Cap strip gauge : en
  • US2454207A - Electric motor reversing control : en
  • US2453868A - Apparatus for automatically bending work such as tubing into serpentine coils : en
  • US2454163A - Protective relaying system : en
  • USD151731S - Design for a brooch or similar article : en
  • CA452621A - Pick-up broom rake : en fr
  • US2453778A - Electrical contacting equipment : en
  • CA452588A - Process and apparatus for drying wood : en fr
  • CA452610A - Method and means for producing knotted pile fabrics : en fr
  • CH258144A - Portable electrosterilizer for syringes. : en it
  • AU145896B2 - Improvements in and relating to impedance matching indicators : en
  • AU354946A - Improvements in and relating to devices for producing glass fibers or filaments : en
  • CH258106A - Internal combustion engine component and method of making such component. : de en
  • FR939515A - Agricultural gear reducer : en fr
  • FR939539A - Electromechanical bandpass filter : en fr
  • CA452618A - Fluid mixing valve : en fr
  • USD151768S - Design foe a brooch or similar article : en
  • CH258039A - High-frequency navigation device for determining the geographic location of a vehicle. : de en
  • US2453978A - Electrode structure : en
  • DK67944C - Method for producing a solder joint that can be maintained at high temperatures. : da en
  • GB612677A - Improvements in towel airers and the like : en
  • US2454209A - Process for modifying vinyl chloride-vinylidene chloride copolymers with phenol formaldehyde resins : en
  • GB612641A - Improvements in or relating to steam valves : en
  • ES18282U - Protective bracelet against moisture, applicable to watches. (Machine-translation by Google Translate, not legally binding) : en es
  • AU142503B2 - An improved machine for slicing and cutting up substances such as potatoes : en
  • SE123278C1 - : en sv
  • USD151777S - Design fok a sweater : en
  • CH258178A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CA452726A - Cinder collector : en fr
  • CH258173A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • US2454265A - Automatic frequency control system : en
  • US2453849A - Pipe joint : en
  • ES183780A1 - AUTOMATIC LOCKING AND UNLOCKING DEVICE. : en es
  • ES183940A1 - IMPROVEMENTS INTRODUCED IN TELEVISION ANALYZERS. : en es
  • USD151752S - Design for a handbag : en
  • US2453759A - Tapered union for concentric conductor lines : en
  • ES16402Y - Universal lamp holder. : en es
  • ES16377Y - Sobaquera carrying perfume elements. : en es
  • US2454192A - Critically damped capacitor : en
  • DK67954C - Agent for controlling harmful organisms. : da en
  • ES183814A1 - IMPROVEMENTS IN THE CONSTRUCTION OR REPAIR OF ELECTRIC OVENS. : en es
  • GB612761A - Automatically counter-balanced moving platform : en
  • AU139137B2 - Improvements relating tothe points of writing implements : en
  • US2453790A - Ash tray : en
  • US2453689A - Vulcanizing synthetic rubber with dixanthic sulfides : en
  • US2453847A - Process for accelerating alumina hydrosol formation by aeration : en
  • US2454047A - Conversion of alicyclic aldehydes : en
  • ES16470Y - Device for keeping removable dental prosthesis appliances in the mouth. : en es
  • ES16521Y - Closing for window and the like. : en es
  • CH258129A - Variable capacitor. : de en
  • AU129755B2 - Demodulator : en
  • BE485499A - : en
  • CA452586A - Method of making electrodes : en fr
  • CH258062A - A method of manufacturing a metal cylinder with longitudinal grooves, in particular intended to be used in the composition of a drawing train of a preparation and spinning machine. : en fr
  • AU129798B2 - Improvements in crystal contacts ofwhich one element is silicon : en
  • ES9739Y - Apparatus for auscultation. : en es
  • US2453909A - Tax computing device : en
  • US2454225A - Apparatus for supporting bodies of railway vehicles in connection with removal and replacement of the trucks thereof : en
  • US2453842A - Gas bomb : en
  • CA452615A - Tire handling stand : en fr
  • US2453737A - Oil temperature control unit : en
  • BE485366A - : en
  • US2453726A - Induction motor starting relay : en
  • US2454148A - Garment stand : en
  • US2453828A - Torpedo : en
  • US2453801A - Method and apparatus for coating by thermal evaporation : en
  • USD151744S - Design for a spoon or similar article : en
  • ES16396Y - Sharpener for pencils. : en es
  • GB612522A - Improvements in and relating to the production of granulated fertilizers on the basis of ammonium nitrate : en
  • US2453944A - Physiologically active derivative : en
  • CA452714A - Apparatus for regulating yarn tension : en fr
  • CA452592A - Grinding and polishing apparatus : en fr
  • US2453905A - Facsimile recorder control circuit : en
  • US2454241A - Wire-cutting apparatus : en
  • CA452698A - Spectacle case : en fr
  • US2454203A - Spinning apparatus : en
  • CA452602A - Glove : en fr
  • CA452735A - Yarn support : en fr
  • CH257972A - Lock for case. : en fr
  • CH258049A - Turntable for talking machine. : en fr
  • CH258066A - Split pliers. : en fr
  • CH258113A - Method and device for manufacturing rotors for electric motors. : en fr
  • AU143220B2 - Improvements in or relating to knee brake mechanism for artificial limbs : en
  • AU2348245A - Improvements in power shovels andthe like : en
  • ES183778A1 - FREE HITCHING DEVICE APPLICABLE TO ARADOS, BOTH SUSPENDED AND ROLLING. : en es
  • FR939560A - Improvements in the manufacture of electric capacitors : en fr
  • FR939457A - Ashtray : en fr
  • FR939643A - Hydraulic speed variator for cycle : en fr
  • GB612831A - Garter springs : en
  • AU129723B2 - Improvement in systems for focusing and for directing radiofrequency energy : en
  • ES183979A1 - PROCEDURE FOR THE PREPARATION OF AN ACID POWDERED MILK PRODUCT. : en es
  • GB612892A - Printing of textile fabrics : en
  • ES16007Y - Metal plugs for wool, cotton, jute, hemp, linen, coconut, espartos and other fibers looms. : en es
  • AU142944B2 - Improvements in or relating to lubricating compositions : en
  • ES15756Y - Device for the elaboration or binding of cards, books with changeable sheets, filing cabinets and the like. : en es
  • AU2375548A - Improved magnetron especially adapted for frequency modulation : en
  • CA452717A - Retreading of tires : en fr
  • US2453773A - Diplex transmission by combined frequency-amplitude modulation : en
  • CA452613A - Construction of welded tanks and other structures : en fr
  • CA452731A - Multiple disc friction coupling : en fr
  • CH258110A - Gas turbine unit. : de en
  • AU2384148A - Improvements in Pulverisers : en
  • CA452694A - Production of zinc : en fr
  • CA452655A - Belts and their method of construction : en fr
  • ES17385Y - Pocket money holder. : en es
  • FR939548A - Process for the electrolytic oxidation of quinoline to quinoleic acid and resulting product : en fr
  • AU139511B2 - Improvements in load vehicle : en
  • NL61925C - : en
  • US2454054A - Egg poacher : en
  • US2453788A - Polymerization of olefinic compounds : en
  • US2453902A - Advertising folder with picture frame and easel : en
  • AU153953B2 - Dialkylaminoalkyl pyridines and their piperidinoalkyl morpholinoalkyl, and imidazolinylalkyl analogs : en
  • ES18383U - Jar to expose and store fresh eggs. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612727A - Universal grinder head : en
  • AU2368448A - Improvements in and relating to locks : en
  • CH258059A - Device for high-speed forging of workpieces with axially symmetrical cross-sectional shape. : de en
  • US2453941A - Trailer hitch : en
  • DK67949C - Gas generator with downward combustion, intended for solid fuel. : da en
  • ES16467Y - Wet them. : en es
  • ES183877A1 - A INSURANCE SYSTEM FOR TRANSPORTATION, TRIGGERING AND EXPULSION OF THE FIXATOR OR ANALOGUE ELEMENT OF THE PROJECTILE ESPOLETAS. : en es
  • GB612991A - Improvements in the electrical welding of aluminium and light alloys : en
  • FR939466A - Assembly comprising a double-shaft electric motor, associated with a device for re-meshing the stockings and capable at the same time of operating or motorizing the sewing machines : en fr
  • CH258207A - Process for the preparation of an araliphatic amine. : de en
  • FR939503A - Method and apparatus for automatic film processing : en fr
  • GB612640A - Improvements in or relating to weft stop motions for weaving looms : en
  • GB612875A - Improvements in markers for books, magazines, documents or the like : en
  • US2453906A - Device for preserving objects requiring liquid supply : en
  • ES183810A3 - A SPEED MICROPHONE SYSTEM. : en es
  • USD151796S - Sullivan automobile : en
  • CA452693A - Electronic device : en fr
  • GB612566A - Improvements in or relating to windows : en
  • GB612966A - Improvements in the internal combustion engine : en
  • US2453947A - Hydraulic type log debarker having plural log-rotating chucks independently revolvable about a common axis : en
  • US2454174A - Method of controlling the power input of electrical conductance heaters : en
  • ES18286U - Illustrated sheet with displaceable figures. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939530A - Teat : en fr
  • GB612685A - Variable speed transmission device and clutch : en
  • ES16324Y - Wooden table. : en es
  • US2454188A - Paddle means for spraying : en
  • ES15744Y - Special profile for skylights, glass roofs and the like. : en es
  • ES16323Y - Security hinge against theft. : en es
  • FR939604A - Improvements to sensitometers for photographic equipment : en fr
  • FR939626A - Lightweight folding trestle : en fr
  • GB612555A - Method for the manufacture of mustard plasters : en
  • CA452715A - Drive axle : en fr
  • GB612544A - Improvements in or relating to a machine for transferring a design to a cloth material or the like : en
  • CH258064A - Multi-spindle drill head. : de en
  • ES16453Y - Automatic closure for tubes-containers of pasty substances. : en es
  • ES183893A1 - A METHOD FOR THE PREPARATION OF DIES OR MOLDS. : en es
  • ES183929A1 - A PROCEDURE AND EXTRUSION APPARATUS FOR PLASTIC MATTER. : en es
  • GB612960A - Improvements in centrifugal driers : en
  • ES16405Y - Cane-saddle for field and sport. : en es
  • FR939507A - Improvement in the assembly of vehicle wheels : en fr
  • FR939649A - Lubricating compositions, and method of preparation thereof : en fr
  • ES183958A1 - IMPROVEMENTS INTRODUCED IN THE COLOR TELEVISION DEVICES. : en es
  • FR939480A - Felted products and their manufacture : en fr
  • FR939508A - Vibrating membrane intended in particular for microphones, pick-ups, loudspeakers and electro-acoustic devices in general : en fr
  • GB612827A - Heat exchanger : en
  • ES18335U - Floor for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612705A - Improvements in or relating to friction elements : en
  • GB612859A - Improvements in or relating to moulding articles of glass or other mouldable material : en
  • GB612771A - New or improved suspension device : en
  • FR939588A - Device for regulating the power developed by a hot gas engine : en fr
  • AU146489B2 - Electrical networks forthe suppression of echoes andthe like in electrical signalling systems : en
  • US2454134A - Rotary drum filter : en
  • USD151749S - Design foe a camera or similar article : en
  • GB612961A - Hair curler : en
  • FR939489A - End caps for securing ribs in ladies' and men's belts and orthopedic articles and multiple stays for these articles : en fr
  • GB612883A - Improvements in planet cages for epicyclic gear trains : en
  • ES18334U - Measuring device for wines and liquids in general, applicable to bocoyes and barrels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939558A - Manufacturing process of wolves and dominoes : en fr
  • GB612838A - Improvements in or relating to moving blades for elastic fluid turbines : en
  • GB612674A - Improvements in or relating to self starters for vehicles : en
  • FR939438A - Device for driving an indicator of t. s. f. : en fr
  • US2454205A - Filtering device : en
  • GB612792A - Improvements in and relating to sliding clasp fasteners : en
  • ES17257Y - Variable capacitor. : en es
  • GB612648A - An improved assembly of juxtaposed plates providing interfacial gaps adapted to constitute passages within a chamber : en
  • FR939493A - Textile finishing processes : en fr
  • ES16305Y - Perfected scooter. : en es
  • ES183883A3 - A PROCEDURE FOR OBTAINING CHLOROSULPHONIC ACID. : en es
  • US2453879A - Locking means for adjustable back chairs : en
  • ES184009A1 - IMPROVEMENTS IN THE INSTALLATION OF KITCHENS. : en es
  • ES18347U - Eye protection instrument from the sun's rays : en es
  • GB612895A - Improvements relating to fluid pressure braking systems : en
  • GB612720A - Improvements in or relating to building construction : en
  • FR939519A - Quiet toilet flush for cabinets : en fr
  • GB612737A - Improvements in or relating to washing machines : en
  • ES16322Y - Gasket for metal pipes, insulating sound and vibrations. : en es
  • GB612597A - Improvements in and relating to level controlling or indicating devices : en
  • GB612755A - Improvements in kerf-cutting machines, particularly for coal mining : en
  • US2454069A - Electric socket construction : en
  • CA452636A - Low temperature separation of compressed gaseous mixtures : en fr
  • ES183941A1 - IMPROVEMENTS IN THE SPEED CHANGES FOR BICYCLES. : en es
  • FR939514A - Folding camera with automatic lens positioning : en fr
  • GB612529A - Improvements relating to the preparation of fibrous material for spinning : en
  • CH258170A - Heat storage system. : de en
  • AU149633B2 - Fungicidal compositions comprising the reaction product ofa waterinsoluble metallic soap anda metal hydroxyquinolinate and methods of making same : en
  • CH258197A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • GB612633A - Concealable table : en
  • GB612836A - Collapsible box : en
  • GB612711A - Improvements in or relating to control mechanism for internal combustion engines : en
  • ES16293Y - Liquid dispenser. : en es
  • US2453715A - Grenade mine : en
  • US2453834A - Combination corset and stocking retainer : en
  • US2453956A - Door check : en
  • US2453996A - Radio bomb release system : en
  • GB612776A - Improvements in anchoring devices for guy ropes and the like : en
  • US2454093A - Web splicing device : en
  • US2454066A - Panel and trim mounting : en
  • ES18304U - Pourer of spices and other substances (Machine-translation by Google Translate, not legally binding) : en es
  • FR939580A - Processes and agents for the preparation of aqueous solutions of water-insoluble substances : en fr
  • GB612954A - Improvements in and relating to housings for high voltage electrical apparatus : en
  • US2453701A - Process for electrolytic oxidation of quinoline to quinolinic acid : en
  • US2454151A - Brassiere : en
  • US2454221A - Electric service outlet : en
  • AU143952B2 - Improvements in or relating to tyre protecting devices : en
  • ES18365U - Set of folding table and seats in the form of a suitcase. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612502A - Improvements in or relating to spinning bobbins : en
  • US2454120A - Dual generator ventilation : en
  • GB612976A - Hair curler : en
  • GB612986A - Improvements in rotary compressors, exhausters, pumps, and the like : en
  • GB612605A - Improvements in or relating to coating compositions containing thermoplastic resins : en
  • GB612610A - Improvements in or relating to heat radiating apparatus : en
  • GB612712A - Processes of preparing primary aliphatic amines : en
  • GB612864A - Improvements in spraying apparatus : en
  • GB612930A - Improvements in burners for liquid fuel : en
  • CH258021A - Ribbon stamp. : de en
  • GB612908A - Improvements in or relating to the manufacture of double-shuttle cut-pile moquettes and like fabrics : en
  • GB612878A - Improvements in or relating to machines for manufacturing rolls of paper or like material of definite lengths : en
  • GB612825A - Oil cooler : en
  • CH258008A - Process for the preparation of 2,2-bis (p-chlorophenyl) -1,1,1-trichloroethane. : de en
  • ES183993A1 - IMPROVEMENTS RELATED TO CENTRAL TELECOMMUNICATION SYSTEMS. : en es
  • AU145465B2 - Lmrpovements in or relating to electric pulse systems : en
  • US2453991A - Rubber mounting : en
  • USD151767S - Design for a bkooch or similar article : en
  • US2454181A - Sandal type shoe with instep guard : en
  • GB612541A - Improvements in liquid transfer apparatus : en
  • CA452723A - Method and apparatus for closing cartons : en fr
  • GB612835A - Improvements in dehydration apparatus : en
  • USD151755S - Design foe a christmas ornament : en
  • USD151782S - Design for a handbag : en
  • ES16369Y - Hinge. : en es
  • FR939572A - Treatment of films, filaments, fibers and similar shaped articles : en fr
  • ES16473Y - Trunk-alcove for doll. : en es
  • ES16336Y - Tricycle perfected for transporting people and things. : en es
  • FR939625A - Improvements to ignition of internal combustion engines : en fr
  • US2454141A - Thermostatic liquid controlling device : en
  • US2454189A - Fluid pressure operated circuit interrupter : en
  • US2453869A - Bomb-carrying apparatus for aircraft : en
  • GB612523A - Improvements in or relating to change speed gears for bicycles and like vehicles : en
  • GB612775A - A lubricant, coating disinfectant or like product : en
  • US2453823A - Multiple stage refrigeration : en
  • GB612649A - Improvements in and relating to display stands : en
  • FR939430A - Improvements to automatic couplers for model railway equipment : en fr
  • GB612596A - Poising-tool : en
  • CH257976A - Process for the production of a fuel body and fuel bodies produced by this process. : de en
  • CH258029A - Leaf turner for musical notebooks. : en fr
  • US2453738A - Modified cyanine dyes : en
  • US2453698A - Revolving polarized disk : en
  • US2454073A - Air compressing system : en
  • US2454200A - Molded impeller : en
  • ES16302Y - Ball to hit. : en es
  • ES17251Y - Hair clip. : en es
  • GB612538A - Improvements in or relating to pallets for industrial trucks : en
  • ES183831A1 - A PROCEDURE TO MAKE A PREPARATION OF FTALOCIANIN WITH A TENDENCY DECREASED TO FLOCCULATION, CRYSTALLIZATION OR BOTH. : en es
  • GB612709A - Improvements relating to gear mechanism for power drives : en
  • GB612751A - Improvements in water supply fittings : en
  • FR939434A - Seals for electronic discharge tubes : en fr
  • GB612817A - Improvements in gas turbine plants : en
  • GB612934A - Automatic machine for moulding, from dough, the shells or cases required in the manufacture of meat pies, fruit tarts and the like : en
  • CA452608A - Temperature control mould for casting : en fr
  • CH258165A - Device for changing the tires of motor vehicle wheels. : de en
  • CH258185A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CA452589A - Tool feed device : en fr
  • GB612734A - Load hook connection : en
  • GB612768A - Improvements in or relating to spring-mounted bearings for trucks or other wheeled vehicles, castors and the like : en
  • US2453690A - Process of producing polyvalentmetal hydrocarbon sulfonate : en
  • USD151763S - Brooch or similar article : en
  • GB612696A - Improvements in sewing machines with a free work-arm : en
  • ES16477Y - Shock absorber for bicycles and the like. : en es
  • FR939461A - An arithmetic calendar device determining by movement the monthly periods of fertility of the woman : en fr
  • US2454224A - Belt connector : en
  • ES18360U - Automatic cord holder (Machine-translation by Google Translate, not legally binding) : en es
  • FR939475A - Feeding and transport device : en fr
  • GB612760A - Improvements in shearing machines : en
  • ES163932A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 162247. : en es
  • FR939581A - Printing process with aqueous emulsions : en fr
  • ES17422Y - Safety valve for inkwells. : en es
  • FR939549A - Process for the electrolytic oxidation of pyridine derivatives to corresponding acids : en fr
  • GB612782A - Improvements relating to electric cut-out devices, particularly for electric immersion heaters : en
  • CA452631A - Method and apparatus for washing cylinders : en fr
  • CH258082A - Clamping sleeve for fastening ball bearings with a cylindrical bore on a shaft. : de en
  • GB612843A - Improvements in the manufacture of synthetic resinous products : en
  • GB612562A - Improvements relating to supply equipment for electric arcs : en
  • GB612659A - Machines for filling containers with finely divided or plastic materials : en
  • GB612765A - Improvements relating to electromagnetic switches : en
  • GB612922A - Improvements in fluid turbine : en
  • GB612898A - Improvements in or relating to vacuum tube amplifiers : en
  • ES16388Y - Protective support for spectacle supplements. : en es
  • ES183846A1 - A METHOD TO OBTAIN REFRACTORY MOLDS. : en es
  • US2453711A - Cathode-ray tube control circuit : en
  • ES16383Y - File-type that allows the organization of automatic selection, classification or sort files. : en es
  • ES183773A1 - PROCEDURE FOR OBTAINING UREA. : en es
  • FR939401A - Improvements to devices for the study of land crossed by a survey : en fr
  • ES18374U - Folder for matches (Machine-translation by Google Translate, not legally binding) : en es
  • FR939543A - Treatment of iron oxides : en fr
  • GB612567A - Improvements in grinding wheel truing mechanism : en
  • CA452725A - Manufacture of compounds of therapeutic value : en fr
  • USD151800S - Drinking fountain or similar article : en
  • ES18245U - Telephone hearing protector (Machine-translation by Google Translate, not legally binding) : en es
  • ES183910A1 - IMPROVEMENTS IN VARIABLE ELECTRICAL RESISTANCE. : en es
  • USD151760S - Design for a brassiere : en
  • CA452660A - Manufacture of heterocyclic bases from aldehydes and ammonia : en fr
  • CH258085A - Assembly consisting of a flexible pipe and connection elements. : en fr
  • FR939497A - Improvements in color photography : en fr
  • GB612534A - Improvements in or relating to containers for fragmentary and like material, and methods of loading and unloading the same : en
  • FR939417A - Improvements to direction finders : en fr
  • FR939542A - Machine continues to work the rubber, with two scrapers : en fr
  • US2454198A - Automatic control for washing machines : en
  • US2454055A - Apparatus for handling material : en
  • US2454136A - Two-speed single-phase motor : en
  • ES16349Y - Detachable electrical plug. : en es
  • GB612651A - Improvements in or relating to the supply conductors of electron discharge tubes : en
  • GB612656A - Improvements in or relating to electrical delay devices : en
  • GB612784A - Improvements relating to rubber hot water bottles : en
  • GB612809A - Improvements in or relating to flame igniters : en
  • AU2380648A - Improvements in or relating to travelling wave amplifiers : en
  • US2453753A - Method of manufacturing cathodes of electric discharge tubes : en
  • US2453768A - Welding electrode holder : en
  • US2454169A - Gain control system responsive to an average value : en
  • ES18378U - Comb with device to cut the hair (Machine-translation by Google Translate, not legally binding) : en es
  • ES183853A1 - IMPROVEMENTS IN THE MANUFACTURE OF STEERING STEERING WHEELS, FOR AUTOMOBILES AND SIMILAR. : en es
  • GB612686A - Improvements in or relating to rotary wing aircraft : en
  • GB612820A - Improvements in attached or loose collars, cuffs and wristbands : en
  • ES183863A3 - A NEW METHOD TO OBTAIN EXOTHERMAL REACTION PREPARATIONS. : en es
  • GB612871A - Improvements in and relating to moulds for use in building walls : en
  • GB612721A - Improvements in combustion product power plant : en
  • FR939424A - Process for the production of mixed cellulose esters of organic acids : en fr
  • GB612788A - Improvements in or relating to devices for tuning radio-apparatus : en
  • GB612646A - Improvements relating to silicone intermediates : en
  • CH257965A - Wood connection and process for their manufacture. : de en
  • GB612850A - Device for measuring liquids : en
  • US2454201A - Electrical measuring instrument : en
  • US2453856A - Liquid dispensing device : en
  • US2453699A - Cylinder plug for gas-operated guns with grenade launchers : en
  • US2454206A - Electric motor reversing control : en
  • USD151799S - Design fob a hollow glass building block : en
  • CA452728A - Knitting machine : en fr
  • US2453706A - Catalytic production of amides : en
  • US2453752A - Emulsion adapted for coating textiles : en
  • US2453772A - Aluminum coating process : en
  • US2453972A - Machine for cutting and polishing nonspherical or conical surfaces by means of abrasive band tools : en
  • US2454150A - Voltage adjusting system : en
  • CH258154A - Power supply device for telephone sets served by an automatic exchange. : en fr
  • CA452695A - Production of zinc : en fr
  • CH258047A - Magazine gramophone for automatic double-sided record play. : de en
  • CH258056A - Watch movement click. : en fr
  • NL104630B - : en
  • CA16584S - Glass bottle : en
  • CA452691A - Electronic device and control means therefor : en fr
  • AU144491B2 - Improvements in or relating to travelling wave amplifiers : en
  • US2453821A - Strap tightener : en
  • AU140489B2 - Improvements in or relating to commercial detonators : en
  • CH258075A - Dry shaver. : de en
  • AU144674B2 - Improvements in and relating to locks : en
  • US2454013A - Shopping bag with foldable, extensible top : en
  • FR939524A - Automatic closing system for clasps of bags and other objects : en fr
  • GB612675A - Improvements in or relating to suspension fittings for electric lights : en
  • US2454102A - Electric capacitor : en
  • AU149231B2 - Dialkylaminoalkyl pyridines and their piperidinoalkyl morpholinoalkyl, and imidazolinyalkyl analogs : en
  • CA452669A - Mordant dyeing process and product : en fr
  • CH258025A - Winder-gluer for cinematographic films. : en fr
  • AU145670B2 - System for connecting a radio station toa telephone network utilising thesame frequency band forthe two directions of transmission : en
  • CH258121A - Fuse element for switch box. : de en
  • GB612689A - Improvements in telegraphones : en
  • GB612739A - Key-locked slidable-bolt fastenings for attache cases, portfolios and the like : en
  • CH258028A - Device for pointing the lead of a pencil or mechanical pencil. : en fr
  • US2454240A - Photogrpahic suction holder : en
  • AU144843B2 - Improvements in or relating tothe manufacture of compounds containing phosphorus having insecticidal properties : en
  • US2454114A - Scarfing machine : en
  • CA452692A - Calculating device : en fr
  • CH257971A - Method for storing and mixing liquid and solid components of manure from cattle stalls. : de en
  • CA452720A - Object detecting and locating system : en fr
  • CH258087A - Method and device for graphitizing sealing plates. : de en
  • US2453820A - Incased drain plug : en
  • US2454000A - Cash register : en
  • US2454032A - Photographic border device : en
  • CA452677A - Sewing machine : en fr
  • CH258035A - Motor device for mechanical rocket. : en fr
  • ES18294U - Office furniture. : en es
  • ES16391Y - Improved lamp holder. : en es
  • ES18328U - Metallic piece of lining or reinforcement of shoe soles (Machine-translation by Google Translate, not legally binding) : en es
  • ES183823A1 - A PROCEDURE FOR THE MANUFACTURE OF BLOCKS OR BRICK FOR CONSTRUCTION. : en es
  • ES183932A1 - A CONSTRUCTION PROCEDURE WITH ARMED CONCRETE STRUCTURES WITHOUT THE USE OF WOOD OR IRON FORMWORK. : en es
  • AU144275B2 - Process for separating fluid mixtures into fractions of different volatilities by rectification : en
  • AU2367348A - Fungicidal compositions comprising the reaction product ofa waterinsoluble metallic soap anda metal hydroxyquinolinate and methods of making same : en
  • CH257991A - Slide rider on a heald frame. : de en
  • CH258195A - Device for treating goods with sonic or ultrasonic vibrations. : de en
  • CH258072A - Spatial structure with a three-dimensional network-like structure. : de en
  • US2454116A - Apparatus for controlling centrifugal formation of sheet material : en
  • CH257988A - Spooling machine with turret thread knotting device. : de en
  • US2454149A - Isomerization of normal butane : en
  • CA452629A - Hydraulic drive and control therefor : en fr
  • CH258188A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CH258010A - Process for the preparation of an azo dye. : de en
  • US2453932A - Business machine : en
  • CH258019A - Printing machine. : en fr
  • AU144505B2 - Improvements in or relating to electric gas filled sequence discharge tubes : en
  • US2453804A - Mold for concrete weight for iron pipe lines : en
  • US2453907A - Game : en
  • US2453838A - Apparatus for indicating the available seating accommodation at places of entertainment : en
  • ES18283U - Grinder to grate and cut tubers, legumes and other foods. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939432A - Coupling circuits between stages with electronic tubes : en fr
  • FR939501A - Process and installation for the manufacture of fabric and the like and products conforming to those obtained : en fr
  • FR939502A - Improvements in devices intended to draw lines or other figures on clothing, furs, textile products and other similar surfaces : en fr
  • CA452620A - Collapsible structure : en fr
  • CA452617A - Artificial hand : en fr
  • CA452664A - Extension table : en fr
  • CH258053A - Show. : en fr
  • CH258202A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • ES18372U - Metal grips mount. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453712A - Purification of turpentine : en
  • CH258002A - Method and device for drying. : de en
  • DK67959C - Procedure for preserving green fodder. : da en
  • GB612933A - Improvements in or relating to machines adapted for cementing shoe parts : en
  • CA452666A - Apparatus for winding strands : en fr
  • CH258145A - Sprayer for powdery material. : en fr
  • US2454153A - Brassiere : en
  • ES16651Y - Clamping ring for radio receiver lamp holders. : en es
  • GB612796A - Improvements in aeroplanes : en
  • NL61942C - : en
  • US2453750A - Endless track mechanism : en
  • US2454215A - Controlling mechanism for sand traps : en
  • GB612990A - Improvements in or relating to arrangements for insulating electric resistance heating elements : en
  • CH258032A - Rail overpass for toy trains. : de en
  • USD151776S - Design fob a sweatee : en
  • CH257994A - Taker. : de en
  • CH258115A - Device for controlling the charging current of accumulator batteries. : de en
  • ES13643Y - Lamp holder or socket for radio lamps and the like. : en es
  • CH258030A - Holder for the snow basket on ski poles. : de en
  • US2453802A - Spinning machine : en
  • FR939520A - Electric welding process : en fr
  • FR939441A - Superheterodyne receiver : en fr
  • GB612680A - Improvements relating to mudguards for cycles and the like : en
  • GB612693A - Improvements in and relating to the manufacture of heterocyclic amines : en
  • GB612947A - Improvements relating to window regulators : en
  • FR939495A - Servo-motor regulator device : en fr
  • GB612549A - Improvements in roller bearings : en
  • GB612840A - Fuel feed and power control system for gas turbines, jet propulsion engines and the like : en
  • GB612952A - Glow discharge starter switch for electric discharge lamps : en
  • USD151733S - Design for a lady s stocking : en
  • ES16517Y - Launcher device for liquid drops under pressure. : en es
  • ES183779A1 - UNIVERSAL ANCHORING DEVICE FOR CROP TOOLS FOR MOTORCYCLES. : en es
  • USD151748S - Similar article : en
  • US2454110A - Lug box lifter : en
  • AU2377248A - Dialkylaminoalkyl pyridines and their piperidinoalkyl morpholinoalkyl, and imidazolinylalkyl analogs : en
  • CH258096A - Hydraulic lift for automobiles. : en fr
  • ES17400Y - Pacifier. : en es
  • ES18353U - Dryer and disinfectant protective device for toothbrushes (Machine-translation by Google Translate, not legally binding) : en es
  • FR939468A - Water tap in which an electric heating device is incorporated : en fr
  • FR939529A - Method and apparatus for the continuous further treatment, protected from air, of fluffy textiles : en fr
  • GB612884A - Improvements relating to fasteners or holders for stair carpets and the like : en
  • US2454015A - Onion grading rollers : en
  • GB612943A - Improvements in non-refillable bottle closures : en
  • FR939494A - Medical chair : en fr
  • FR939633A - Receivers for blind landing signals : en fr
  • ES183968A1 - IMPROVEMENTS IN THE CONSTRUCTION OF RHEOSTATES. : en es
  • CH257980A - Deck chair. : de en
  • CH258065A - Device for temporarily ensuring, in an automatic lathe with an auxiliary shaft, an accelerated speed of the main shaft. : en fr
  • GB612841A - Mechanical multiplication gear for integrating a periodically variable product, in particular for meters for measuring the flow of fluids for thermotechnical purposes : en
  • ES18261U - Underwear model. (Machine-translation by Google Translate, not legally binding) : en es
  • CH258016A - Infusion bags, in particular for tea and coffee, and methods for making the same. : de en
  • US2454135A - Binding implement : en
  • ES18332U - Box of additional resistances or shunts for electrical measuring devices. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612664A - Improvements in or relating to centrifugal pumps : en
  • ES183766A1 - A TELEVISION RECEIVING SYSTEM : en es
  • FR939418A - Reflective surface : en fr
  • GB612658A - Improved power unit for a motor vehicle : en
  • IE18430L - Oil-water compositions : en
  • US2453744A - Lathe : en
  • ES165884A1 - IMPROVEMENTS INTRODUCED IN THE VOLANTES WITH RADIALALLY ELASTIC UNION BETWEEN THE ARMS AND THE CROWN. : en es
  • GB612624A - Improvements in or relating to fuel supply systems for internal combustion engines : en
  • FR939467A - Thermal engine power station including turbines : en fr
  • ES16821Y - Safety scissors for children use. : en es
  • FR939420A - Process and plant for the production of economical condensed milk with a high fat content : en fr
  • FR939421A - Process and device for the preparation of silicic ethers-salts : en fr
  • GB612537A - Improvements in or relating to electric torches : en
  • GB612887A - An improved composition for the whitening of articles of canvas, white leather or white deerskin : en
  • DK67960C - Method of making cartoons. : da en
  • ES18362U - Concrete part for the construction of beams and ribs of vaults for roofs and buildings. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939469A - Removal of zinc from lead : en fr
  • ES16347Y - Trousers ironing device. : en es
  • ES183954A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRONIC IMAGERY SLOW ELECTRON ANALYZERS PREVIOUS. : en es
  • GB612504A - Manufacture of sheets and coatings of plastics : en
  • GB612644A - Improvements in or relating to apparatus for measuring the rate of flow of fluid : en
  • GB612821A - Set of furniture which can be packed together in a small space : en
  • US2453763A - Selenium rectifier and process for making same : en
  • US2453858A - Process for obtaining rubber from goldenrod leaves : en
  • US2453811A - Combination fluid coupling and friction clutch : en
  • CA452729A - Sludge tank for reconditioning coolant liquids : en fr
  • FR939589A - Device for the use and reproduction of electro-optically reproducible sound recordings : en fr
  • GB612521A - Improvements in and relating to object-locating and -detecting systems : en
  • CH257997A - Process for the production of zippers and device for carrying out the process. : de en
  • AU2305548A - Improvements in or relating to clamps for use in connection with hair waving apparatus and machines : en
  • US2453900A - Film developing apparatus : en
  • GB612824A - Typewriting or like machines : en
  • USD151783S - Design for a necklace ob similar article : en
  • GB612743A - Improvements in automatic locking devices for the setting on or starting handles of self-acting spinning mules : en
  • ES16426Y - Cabinet with special characteristics. : en es
  • ES16650Y - Improved lamp holder for radio receivers. : en es
  • GB612766A - Apparatus for measuring the capacity of water or other liquid supply conduits : en
  • ES183944A1 - A BRAKE BLEEDING APPARATUS. : en es
  • US2453743A - Signaling system and training device for target tracking : en
  • US2453955A - Remembrancer : en
  • US2454087A - Internal thread milling mechanism : en
  • US2453898A - Ring lock cutter chain structure : en
  • FR939526A - Explosion, combustion or mixed engines, with thermodynamic characteristics modifiable by variable pre-compression and combined torque variators : en fr
  • GB612888A - Improvements in or relating to magnetic separators : en
  • GB612758A - Improvements in sash windows : en
  • GB612874A - Improvements in or relating to an ore jig : en
  • ES16820Y - Simplified joining for V-belts. : en es
  • GB612619A - Improvements in or relating to recording apparatus : en
  • FR939612A - Improvements made or relating to clamping devices : en fr
  • GB612585A - Improvements in receivers for angle-modulated carrier waves : en
  • GB612969A - Improvements in or connected with refuse collecting vehicles : en
  • ES183998A1 - PROCEDURE FOR THE MANUFACTURE OF NON-DETONATING WATERPROOF WICKERS. : en es
  • FR939544A - Advanced training in electron microscopes : en fr
  • GB612806A - Improvements in or relating to methods of preparing zinc resinates and the zinc resinate products resulting therefrom : en
  • GB612577A - Improvements in or relating to goggles or the like : en
  • GB612713A - Method of forming metal by working it over or through a die : en
  • GB612839A - Improvements in, or relating to, steam-operated heaters for water and other liquids : en
  • GB612949A - Improvements relating to handles for vehicle door fastenings : en
  • GB612978A - Improvements in or relating to pump fittings for liquid atomisers : en
  • ES18263U - Key. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939615A - Rotary mounting method for cameras comprising one or two models inserted into the background : en fr
  • GB612790A - Improvements in the manufacture of crotonic anhydride : en
  • GB612670A - Improvements in or relating to television and like transmitters : en
  • FR939477A - Alloy : en fr
  • US2454025A - Job elapsed time recorder : en
  • US2454195A - Circulating gas heater : en
  • GB612518A - Improvements in and relating to apparatus for reactions between gases, liquids and solids : en
  • CA452706A - Electric buzzers, and particularly to buzzers employed in alarm clocks : en fr
  • CH257970A - Process for the production of porous building materials. : de en
  • CH258175A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • US2453748A - Surfacing runner : en
  • US2454084A - Friction disk brake for automobiles and the like : en
  • CH258061A - Method and apparatus for forging parts such as propeller hubs. : en fr
  • GB612631A - Improvements connected with hose clips : en
  • US2453845A - Flexible work tray for heattreating furnaces : en
  • US2453787A - Saw-tooth voltage generator : en
  • AU129726B2 - An improved connector for pressure lines : en
  • AU147987B2 - Improvements in and relating to webs of fibrous materials consisting of or comprising incompletely acetylated cellulose fibres : en
  • CH257999A - Footwear. : de en
  • CH258034A - Additional device for handguns. : de en
  • US2454006A - Internal-combustion rotary motor : en
  • CH258164A - Apparatus for cleaning air hoses to be repaired for bicycles, motorcycles and automobiles at the areas to be treated with adhesive. : de en
  • CA452678A - Work clamping mechanism : en fr
  • US2453974A - Ketchup dispenser : en
  • US2453979A - Portable wire reel holder : en
  • CH258081A - Roller bearing. : de en
  • AU142158B2 - Improved magnetron especially adapted for frequency modulation : en
  • US2454226A - Drop table apparatus for use in servicing trucks and wheels of railway vehicles : en
  • US2454026A - Synchronous electric motor : en
  • CA452622A - Lifting device : en fr
  • USD151789S - Design for a toe ring : en
  • CA452718A - Supersonic inspection device : en fr
  • ES14470Y - Deaf lantern. : en es
  • ES18359U - Case for cold ripple equipment (Machine-translation by Google Translate, not legally binding) : en es
  • AU2310048A - Sterilizing liquids : en
  • ES18363U - Shirt for men with elastic reinforcement. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612616A - An improved method of producing metallic and alloy powder : en
  • US2453825A - Tailstock lathe for drilling : en
  • ES16314Y - Automatic break thermoelectric circuit breaker. : en es
  • ES18385U - Siphon for pipes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612948A - Improvements relating to door and like fastenings : en
  • GB613000A - Anti-vibration mounting : en
  • FR939408A - Adjustable aerial improvements : en fr
  • FR939427A - Resistance lamps : en fr
  • AU2356448A - Improvement in magnetostrictive signal-translating arrangement : en
  • FR939462A - Folding cardboard packaging : en fr
  • GB612807A - Improvements in or relating to methods of preparing zinc-calcium resinates and the products resulting therefrom : en
  • CA452658A - Method and apparatus for controlling the concentration of suspensions : en fr
  • CH258161A - Vacuum flask. : de en
  • GB612626A - Improvements relating to mudguards for perambulators and juvenile vehicles : en
  • GB612867A - Improvements in fountain pens and the like : en
  • ES16365Y - Tool for starting vehicle engines. : en es
  • AU129832B2 - Improvements in electrode support and contacting means : en
  • US2453793A - Refrigerator car door : en
  • US2454109A - Crayon holder : en
  • US2454208A - Garment : en
  • US2453874A - Hydrocarbon synthesis : en
  • CA452665A - Centrifugal apparatus : en fr
  • CH258006A - Electrode. : de en
  • ES16445Y - Handle with coupling for various tools, changeable. : en es
  • GB612625A - Improvements relating to mudguards for perambulators and juvenile vehicles : en
  • GB612906A - Improvements in or relating to magnetic deflecting means for cathode ray tubes : en
  • USD151781S - Display stakd or similar article : en
  • ES16371Y - Ladies bra : en es
  • FR939538A - Planer head : en fr
  • DK67940C - Collecting electrode for imaging tube with pre-image. : da en
  • ES18277U - Focus perfected for photographers and amateurs. (Machine-translation by Google Translate, not legally binding) : en es
  • US2454117A - Bus transfer system : en
  • FR939550A - New manufacturing process for artificial eyes and resulting new industrial products : en fr
  • CA452690A - Electronic device and control means therefor : en fr
  • FR939535A - Cork filled blocks : en fr
  • GB612798A - Improvements in aircraft retractable undercarriages : en
  • GB612889A - An improved safety-guard for fabric shearing machines : en
  • CH258138A - Process for preparing dimethylaminoethyl-N-benzyl-N-a-aminopyridine. : en fr
  • CH258149A - Pressure telegraph apparatus. : de en
  • US2454159A - Guide sleeve construction for plug gauges : en
  • FR939478A - High frequency heater : en fr
  • GB612977A - Air brake for use, in particular, in dynamometers : en
  • USD151780S - Design for a table : en
  • ES16348Y - Pencil sharpeners. : en es
  • FR939523A - Method of warping by superposition of non-woven layers of yarns for the manufacture of esparto articles and more particularly mats and the like : en fr
  • GB612671A - An improved treadle-operated vehicle driving mechanism : en
  • ES16511Y - Metal shutter with mechanical control. : en es
  • GB612970A - Improvements in or connected with refuse collecting vehicles : en
  • AU141955B2 - Improvements in and relating to traverse mechanism : en
  • GB612599A - Improvements in or relating to grass cutting shears : en
  • GB612684A - Improvements in or relating to a metal working machine : en
  • US2453742A - Terminal attachment for crutches and the like : en
  • US2453916A - Caster mount for single-wheel trailers : en
  • US2454096A - Means for discharging rockets : en
  • US2454165A - Regulating system : en
  • ES183904A2 - AN PERFECTED AND AUTONOMOUS EQUIPMENT FOR THE SPRAYING OF WATER INTENDED FOR THE HUMIDATION OF INDUSTRIAL PREMISES. : en es
  • GB612774A - Improvements in or relating to electromagnetic relays : en
  • US2453940A - Flexible container with side opening : en
  • FR939498A - Improvements to turbine rotors : en fr
  • ES183982A1 - IMPROVEMENTS IN THE MANUFACTURE OF ALPARAGATAS. : en es
  • FR939571A - Nitrogen fertilizer : en fr
  • CH257959A - Motocultor. : en fr
  • USD151798S - Hollow glass building block : en
  • FR939577A - Glass annealing improvements : en fr
  • GB612514A - Improvements in hydraulic transmission systems : en
  • FR939646A - Flange for mittens : en fr
  • ES15313Y - Rubber strap with circular section. : en es
  • DK67942C - High frequency variometer. : da en
  • CA452709A - Method of compressing gases : en fr
  • ES17453Y - Candy box. : en es
  • FR939412A - Improvements to electronic discharge devices for very high frequencies : en fr
  • FR939570A - Improvements in the purification of sulfonamide derivatives : en fr
  • GB612594A - High power mercury vapour current converters with metal tank : en
  • GB612653A - A method for conveyance of fish such as herring : en
  • GB612661A - Improved hopscotch stone : en
  • IE19174L - Electro-magnetic lens systems : en
  • ES18265U - Treated tape for the manufacture of floors and soles for all kinds of footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612781A - Improvements in drag-line excavators : en
  • ES18292U - Composite, foldable lectern, for typewriters. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939525A - Process for manufacturing perforated papers which can be used as curtains, tablecloths, etc. : en fr
  • GB612962A - Improvements in or relating to combine harvesters : en
  • GB612645A - Improvements in and relating to ship propulsion : en
  • ES183869A1 - A PROCEDURE FOR PREPARING BICALCIUM PHOSPHATE, STARTING FROM AN ACID SOLUTION THAT CONTAINS FLUOR, AS WELL AS CALCIUM AND PHOSPHORIC ACID. : en es
  • FR939409A - Improvements to electric current rectifiers : en fr
  • FR939491A - Improvements to vibrators : en fr
  • ES183949A1 - AN AGRICULTURAL MACHINE ADVENTOR SCREEN CLEANER SCREWDRIVER. : en es
  • US2454059A - Umbrella : en
  • FR939488A - Rolling device for dressing band saw blades : en fr
  • GB612613A - Improvements in hydraulic couplings : en
  • US2454247A - Facsimile recording apparatus : en
  • US2453990A - Holder for fastener attaching means : en
  • CH258107A - Running-in procedure of a piston machine, in particular of a heat engine. : en it
  • FR939484A - Multi-objective scope and single eyepiece : en fr
  • FR939622A - Improvement in cranks for starting engines ratchet crank : en fr
  • GB612992A - Preparation of fluoro-chloro compounds : en
  • FR939602A - Pipe joint : en fr
  • US2454036A - Fluid seal for shafts : en
  • US2453717A - Aligning bar : en
  • CH257963A - Scarecrow. : de en
  • CH258060A - Method and device for the continuous production of electrically welded pipes from a metal strip. : de en
  • US2454133A - Attachment to geometrical : en
  • US2453799A - Air gun : en
  • US2454097A - Photographic printing easel : en
  • CH258036A - Instrument with a light pointer for checking the dimensions of workpieces. : de en
  • CH258037A - Projection device to simultaneously control different views of the same room. : en fr
  • CH258162A - Packaging for eggs. : de en
  • GB612832A - Improvements in or relating to radio echo systems : en
  • DK67963C - Light track explosive projectile with a metallic conductor for transferring the heat of the light charge to the detonating charge of the explosive charge. : da en
  • NL62828C - : en
  • DK67948C - Method for automatic arc welding with constant speed of the welding wire feed. : da en
  • FR939458A - Coupling systems between electrical assemblies, one balanced and the other unbalanced : en fr
  • US2454031A - Electric discharge device of the magnetron type : en
  • CA452582A - Pressure accumulator : en fr
  • CH258004A - Smoker for smoking meat and sausage products. : de en
  • US2454255A - Polystyrene-chlorinated meta diphenyl benzene composition : en
  • CH258058A - Forging press attachment for forging crankshaft shafts and the like. : en fr
  • CA452642A - Hydrogenated oil composition : en fr
  • USD151753S - Design for a comb : en
  • USD151801S - Von erdberg toy animal figure : en
  • ES16329Y - Metallic flector. : en es
  • AU2308745A - An improved connector for pressure lines : en
  • CH258076A - Moving mower lever. : en fr
  • CA452727A - Circular knitting machine : en fr
  • US2454060A - Relay : en
  • ES183906A1 - A COMBINED PROCEDURE WITH COMBINATIONS IN TICKETS AND SPECIAL ACCOUNTS, IN A SERVICE OF DISTRIBUTION OF DELIVERIES, MESSAGES, DAILY PURCHASE AND COOKED ECONOMIC MEALS. : en es
  • AU2383048A - Improved nose or tail wheels of aircraft : en
  • CH258123A - Selenium rectifier. : de en
  • ES16493Y - Puzzle game. : en es
  • US2454194A - Method for making a holder of plastic material for pocket combs and the like : en
  • ES183873A1 - A NEW STRETCHING SYSTEM FOR STAMP, VISCOSE AND SIMILAR FIBERS. : en es
  • GB612799A - Aircraft controlling system : en
  • GB612972A - Improved electric battery charging system : en
  • US2454023A - Conveyer : en
  • ES16490Y - Control shaft complement for radio receivers. : en es
  • AU139551B2 - A method of and means for converting electrical energy into heat : en
  • CA452705A - Apparatus involving the electrical measurement of an elapsed time interval : en fr
  • DK67943C - Electrical insulating tape. : da en
  • USD151743S - Design foe an internal length comparator gauge : en
  • DK67932C - Procedure for making books without wire stapling. : da en
  • US2453882A - Inhibiting corrosion in wells : en
  • US2453888A - Optical instrument for examining and measuring characteristics of the eye : en
  • US2454121A - Circuit interrupter : en
  • US2453741A - Hydraulic hose coupling : en
  • US2453992A - Auxiliary frame and sash : en
  • US2454239A - Surface covering material : en
  • CH258015A - Process for obtaining cellulosic fibers from vegetable materials suitable for the manufacture of reconstituted wood panels. : en it
  • CH258181A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • ES18330U - Improved buckle. (Machine-translation by Google Translate, not legally binding) : en es
  • CA452605A - Golf bag stand : en fr
  • US2454230A - Motor brush holder connector : en
  • US2454213A - Apparatus for forming filter elements and the like : en
  • GB612564A - Improvements in or relating to automatic lighters : en
  • GB612572A - Improvements in or relating to change-speed mechanism, particularly for vehicles : en
  • US2453942A - Nitration of alcohols : en
  • US2454177A - Necktie holder : en
  • AU2374748A - Improvements in or relating to multiple glazed windows orthe like : en
  • US2453839A - Method and apparatus for spinning artificial filamets : en
  • US2454042A - Standing-wave measuring apparatus : en
  • GB612707A - Improvements in or relating to the manufacture of moulded blocks and the like : en
  • ES16337Y - Living room game based on a board with holes and pegs. : en es
  • US2454049A - Electric capacitor : en
  • US2453814A - Pediatric syringe : en
  • US2453894A - Means for mounting stylus cartridge : en
  • US2454007A - Navigational instrument : en
  • CH257974A - Hinge. : de en
  • CH258024A - Device for attaching a lens holder to a camera. : en fr
  • US2453754A - Holder for lipsticks and the like : en
  • US2453986A - Circular electric lamp : en
  • US2454122A - Selective single control mechanism : en
  • CH258184A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • US2453797A - Crankshaft dressing tool : en
  • US2453872A - Upholsterer's application tool : en
  • AU2372148A - Improvements in or relating to governing marine engines : en
  • AU2384348A - An improved machine for slicing and cutting up substances such as potatoes : en
  • ES183812A1 - A MULTIPLE SWITCH SWITCH OF ELECTROMECHANICAL DRIVE. : en es
  • GB612623A - Improvements in dabbing brushes for woollen combs : en
  • GB612630A - Improved draught and weather excluders for doors, windows or the like : en
  • FR939632A - Self-lubricating tubular member and its manufacturing process : en fr
  • CA452603A - Car truck stabilizer : en fr
  • CH258143A - Process for the preparation of a piperidine derivative. : de en
  • FR939451A - Electric resonance chamber : en fr
  • US2454186A - Crankpin grinding machine : en
  • FR939614A - Magnetic quick-release switch : en fr
  • GB612660A - Improvements in devices for altering the girth of the waist band of trousers : en
  • GB612730A - Improvements in sound and picture transmission systems : en
  • US2454107A - Servo mechanism : en
  • ES16491Y - Screwdriver or multi tool. : en es
  • US2453789A - Twinemaking machine : en
  • US2453910A - Ignition magneto : en
  • US2454202A - Folding picnic table : en
  • US2453975A - Pivoting hydraulic power cylinder for dump trucks : en
  • US2454002A - Wheel scraper : en
  • ES183936A1 - A MAGNETIC CIRCUIT THAT IS MADE UP OF ONE OR MORE PLATES STACKED. : en es
  • GB612971A - Improvements in or relating to folding chairs : en
  • US2453893A - Molder's flask : en
  • FR939000A - : fr
  • US2453850A - Lubricating compositions : en
  • GB612845A - Improvements in or relating to a foldable chair and table combination : en
  • US2454029A - Carton : en
  • US2453735A - Fountain solution roller : en
  • US2453739A - Method for producing plasticcoated knitting needles : en
  • FR939576A - Improvements to internal combustion engines : en fr
  • FR939623A - Wheel lift device : en fr
  • US2453836A - Machine for forming containers from flexible material : en
  • US2453911A - Selector mechanism : en
  • CH258166A - Transmission device for bicycles. : de en
  • US2454112A - Support for spin basket for clotheswashing machines and the like : en
  • AU144273B2 - Improvements in or relating to governing marine engines : en
  • ES183905A1 - AN APPARATUS OF METALLIC FILTERS FOR THE EXTRACTION OF OLIVE OILS. : en es
  • CH258044A - Automatic weighing device. : de en
  • US2453722A - Toolholder : en
  • US2454218A - Composite asbestos member : en
  • CA452630A - Electric megaphone : en fr
  • GR11848B - ONE-TIME INTERNAL COMBUSTION ENGINE. : el en
  • FR939555A - Improvements to domestic heating stoves : en fr
  • GB612861A - Improvements in or relating to socket elements for electrical plug and socket connections : en
  • FR939444A - Method and apparatus for breaking down animal or plant cells to extract the products of cellular secretions therefrom : en fr
  • GB612735A - Methods of sandblasting and apparatus therefor : en
  • GB612941A - Improvements in or relating to metal window frames : en
  • US2453976A - Ball gate and elevating mechanism : en
  • US2454167A - Counting circuit : en
  • CA452701A - Wave length modulator and control means : en fr
  • ES183983A1 - IMPROVEMENTS IN THE MANUFACTURE OF ALPARAGATAS. : en es
  • ES18375U - Telephone microphones protector device. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453693A - Automatic diaphragm control : en
  • US2453897A - Safety for self-loading firearms : en
  • US2454216A - Apparatus and system for electric control purposes : en
  • US2453854A - Speed responsive brake for deceleration of centrifugal machines : en
  • USD151790S - Rufpler attachment housing for-sewing machines : en
  • CH257993A - Method and device for transferring stitches on knitting machines with latch needles. : de en
  • US2453781A - Record controlled operating mechanism for embossing machine keyboards : en
  • AU136764B2 - Improvements in Magneto Distributors : en
  • CA452587A - Raising of natural oil and other liquids by gaseous pressure : en fr
  • GB612540A - Improvements in or relating to spectacles, sun glasses and the like : en
  • US2454182A - Control device for rotary blade units : en
  • US2454228A - Spur : en
  • US2454145A - Lock casing construction : en
  • US2453785A - Holding apparatus with piston through which pressure fluid is passed : en
  • CA452635A - Burner for tent stoves : en fr
  • US2454127A - Mask with adjustable supporting means for profile projectors : en
  • US2454152A - Brassiere and similar garments : en
  • US2453829A - Shipping carton : en
  • US2454166A - Plural electric motor control system : en
  • US2454257A - Arresting hook : en
  • AU145419B2 - Process and device forthe manufacture ofa shrunk artificial thread : en
  • US2453692A - 4-cyano-2, 5-dialkoxyaceto-acetanilides : en
  • USD151754S - Design for a handbag : en
  • US2454162A - Traffic or display sign : en
  • CA452668A - Louvered sheet material : en fr
  • US2453771A - Exerciser : en
  • ES17305Y - Plug for movable electrical connections : en es
  • GB612763A - Hydro-pneumatic lifting jack : en
  • GB612842A - Improvements in or relating to radio-receiving devices comprising a frame aerial : en
  • ES18211U - Useful for juicing and for cutting strips or slices of tubers, fruits or the like : en es
  • GB612989A - Improvements in and relating to portable folding chairs and the like : en
  • US2453859A - Clothes drier : en
  • ES14871Y - Loose-leaf book. : en es
  • AU129773B2 - Improved herbicide : en
  • ES16522Y - Table for beverage establishments, cafes and restaurants. : en es
  • ES16444Y - Tracer. : en es
  • US2453920A - Flower and candy display package : en
  • US2454004A - Nail polish mask : en
  • US2453803A - Propeller blade : en
  • US2454128A - Electrical system : en
  • ES13933Y - Lamp holder or base for radios and similar uses. : en es
  • FR939595A - Improvements made to covering tiles in materials of any kind : en fr
  • US2454067A - Circuit interrupting device : en
  • CH258127A - Method of manufacturing an element with asymmetric electrical conductivity. : en fr
  • FR939490A - Torque or thermoelectric element : en fr
  • GB612808A - Improvements in or relating to methods of preparing zinc resinates and the improved products resulting therefrom : en
  • US2453988A - Automatic frequency control : en
  • ES183964A1 - A PROCEDURE FOR THE DECORATION OF PRINTED PLATES AND BANNERS IN RELIEF. : en es
  • GB612936A - Improvements in handle-operated fastenings for hinged doors and windows : en
  • ES18280U - Views or drawings obtained on transparent plates. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612590A - Improvements in or relating to the production of vinyl cyanide : en
  • GB612676A - A loom stop motion : en
  • AU145200B2 - A process for improving the properties of cellulosic (or protein textile fibres, yarns and fabrics, particularly their fire-resistance and crease-resistance : en
  • ES16083Y - Hot air dryer for soaps, vegetables, fish, wood and similar products. : en es
  • GB612714A - Improvements in or relating to propeller blades and method of making same : en
  • AU141680B2 - Improvements in or relating to multiple glazed windows orthe like : en
  • CH258177A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • AU2305448A - Improvements relating to aircraft landing gear : en
  • CA452612A - Skirt : en fr
  • CH258153A - Method and device for transmitting calls. : en fr
  • AU1760048A - Improvements in or relating to lenses : en
  • US2453929A - Hydraulic pump : en
  • US2453918A - Joint for composite structural elements : en
  • US2454072A - Combined pipe union and check valve : en
  • US2454249A - Traffic protection apparatus : en
  • ES16339Y - Device for the protection of electrical transformers in oil bath. : en es
  • GB612553A - Improvements in loading machines : en
  • IE18166L - Fasteners for boxes, crates, etc. : en
  • US2453728A - Carburetor : en
  • CH258116A - Method for the transmission of several remote control commands via an alternating current network and a control wire by means of network frequency currents and remote control system for carrying out the method. : de en
  • GB612731A - Improvements in or relating to mercury vapour rectifiers : en
  • CH258199A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU144630B2 - Improvements in engine driven wheelbarrow : en
  • CH258136A - Protective bandage for women. : de en
  • CH258152A - Memory device for telephone numbers. : de en
  • AU139001B2 - Improvements in devices for actuating brake cables or like members for transmitting motion : en
  • AU2304548A - Improvements relating to filing apparatus : en
  • FR939446A - Tubular electrical capacitors : en fr
  • US2454111A - Universal angle drive : en
  • CA452598A - Electrical contacting device : en fr
  • CH258052A - Escapement for clockwork. : de en
  • CA452689A - Process for the production of non-knocking benzines : en fr
  • CA452634A - Stretching machine for flattening metal strips : en fr
  • CH258156A - Device for controlling a rotary member. : en fr
  • CH258168A - Bicycle sprocket and method of making the same. : de en
  • US2453985A - Fluid heater : en
  • US2453891A - Pressure release : en
  • AU2434645A - Improvements in swivelling bladed adjustable pitch propellers : en
  • CH258148A - Device for the organization of work comprising the implementation of several means of production. : en fr
  • GB612652A - Improvements in or relating to automatic clutch mechanisms : en
  • GB612818A - Improvements in or relating to gas turbines : en
  • CH258101A - Mash pump. : de en
  • CA452601A - Double boiler : en fr
  • DK67931C - Procedure for dyeing textile blend materials of polyamide tapestries with cotton, cellulose, viscose or copper artificial silk. : da en
  • CH258068A - Punching machine. : de en
  • FR939618A - Clothes holder device with clamps : en fr
  • GB612552A - Improvements in or relating to electrical contact clips : en
  • ES183911A1 - IMPROVEMENTS IN SEALS FOR CONTAINERS. : en es
  • GB612789A - Improvements in and relating to cigarette cases and like containers made of metal : en
  • AU2375248A - Improvements in or relating tothe manufacture of compounds containing phosphorus having insecticidal properties : en
  • ES183959A1 - AN APPARATUS FOR LIQUIDS. : en es
  • FR939599A - New profile can be used as a construction element : en fr
  • CA452626A - Starch adhesive composition : en fr
  • GB612565A - Improvements in or relating to conveyor belts or the like and to fasteners therefor : en
  • US2454124A - Series filtration : en
  • US2454250A - Molding composition of polyvinyl aromatic compound : en
  • FR939428A - Secret communications transmission systems : en fr
  • FR939563A - Electric valve protection method : en fr
  • US2453729A - Benzhydryl amino ethers : en
  • US2454030A - Filter : en
  • US2454260A - Preparation of metal mercaptides of amino-aryl mercaptans : en
  • FR939598A - Wind wheel device applicable to wind power motors allowing two pumps to operate alternately instead of one : en fr
  • FR939404A - Improvements to direction finders : en fr
  • GB612695A - Improvements relating to windshields for aircraft : en
  • GB612914A - Improvements relating to roofing tiles : en
  • AU2305748A - A process for improving the properties of cellulosic (or protein textile fibres, yarns and fabrics, particularly their fire-resistance and crease-resistance : en
  • US2453718A - Heat exchange apparatus : en
  • USD151785S - Design for a radio cabinet : en
  • GB612687A - Improvements in or relating to sustaining rotors for rotary wing aircraft : en
  • GB612993A - Improvements in infants chairs : en
  • CH257986A - Device for dispensing filter paper for coffee. : de en
  • DK67965C - Tool for holding small springs. : da en
  • FR939637A - Adjustments to adjustable nozzles for jet engines : en fr
  • ES16504Y - Floor for industrial furnaces. : en es
  • ES17919U - Improved banderilla (Machine-translation by Google Translate, not legally binding) : en es
  • US2453761A - Hot line jumper clamp : en
  • GB612795A - Improvements in or relating to conveyor systems : en
  • GB612736A - An improved insulated electric conductor : en
  • ES183827A1 - IMPROVEMENTS IN THE CONTROL OF AUTOMATIC COMPENSATORS OR ADJUSTABLE AIRCRAFT. : en es
  • CA452625A - Catch : en fr
  • ES183618A3 - PROCEDURE FOR OBTAINING THE SALTS OF 2-4 DICHLOROPHENOXYACETIC ACID OR ITS HOMOLOGIES, WITH MORE OR LESS CHLORINE CONTENT : en es
  • GB612536A - Improvements relating to receivers for angle-modulated carrier waves : en
  • GB612968A - Combined belt buckle and bottle cap remover : en
  • GB612805A - Improvements in typewriting or like machines : en
  • US2453780A - Flexible pocket receptacle : en
  • US2454088A - Registration desk with mail indicating system : en
  • ES183841A1 - IMPROVEMENTS IN THE UNIPOLAR ELECTRICAL ENGINES, FOR THE OPERATION OF PLATFORMS OR DISCS, THAT ROTATE AT REDUCED SPEED. : en es
  • US2453810A - Photoelectric tube : en
  • US2454170A - Stereotype cylinder printing plate : en
  • GB612890A - Improvements in or relating to miniature compression ignition engines : en
  • GB612955A - Improvements in or relating to lighting fittings : en
  • DK67953C - Apparatus for filling and emptying a container, such as a mixing container for sprayers to control harmful plant infestations. : da en
  • FR939403A - Slider closure : en fr
  • GB612744A - Improved means for securing piston rods in vacuum brake pistons : en
  • AU2331648A - Improvements in or relating to time modulators for electric pulses : en
  • FR939479A - Method of fixing objects using cement, method of manufacturing cement and products obtained : en fr
  • GB612508A - Improved motor bed plate : en
  • GB612804A - Improvements in or relating to electro-hydraulic control systems : en
  • ES12693Y - Improved pantograph, especially for the manufacture of signs. : en es
  • ES18312U - Electric torch that can be adapted to the wrist of the employee or suspended from a fixed point (Machine-translation by Google Translate, not legally binding) : en es
  • US2453734A - Meter pedestal : en
  • US2454191A - Control circuit : en
  • US2454234A - Portable alarm : en
  • US2454057A - Chair iron and seat cushion therefor : en
  • CH258094A - Lubricating device. : en fr
  • US2454106A - Circuit breaker : en
  • US2454154A - Supporting straps for brassieres : en
  • USD151792S - Smith drill sharpener : en
  • US2454143A - Die set with feeding means : en
  • ES183850A1 - A METHOD FOR THE ELABORATION OF REFRACTORY MOLDS FOR CASTING OR CASTING. : en es
  • GB612915A - New water-repellent compositions suitable for the treatment of fabrics : en
  • CA452674A - Structural unit for use in building construction : en fr
  • ES183915A1 - IMPROVEMENTS IN ELECTRIC TRANSLATOR DEVICES. : en es
  • GB612716A - Apparatus for measuring the humidity of gases : en
  • ES18270U - Elastic staple to secure bandages and packages or wrappings in general (Machine-translation by Google Translate, not legally binding) : en es
  • ES18341U - Claws of diagonal fixation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612688A - Improvements in or relating to the controls of rotary-wing aircraft : en
  • GB612700A - Improved rims for motor cycles, cycles and the like vehicles and a method for their production : en
  • US2453884A - Hand signal discharger : en
  • US2454011A - Spark testing apparatus for insulated electric cables and wire : en
  • US2454017A - Socket for fluorescent tubes : en
  • US2453740A - Oxidation of organic compounds and manufacture of phthalic anhydride : en
  • US2454190A - Resistance welding apparatus and jig therefor : en
  • ES16387Y - Duplicator apparatus. : en es
  • GB612770A - Improvements relating to fishing rod and like ferrules : en
  • US2453716A - High-frequency tank circuits : en
  • US2453860A - Slider bending machine : en
  • US2454062A - High-frequency conductor having a low impedance movable electrical contact device : en
  • ES16513Y - Coffee roaster or the like. : en es
  • US2454256A - Juice extractor : en
  • AU140067B2 - Improved nose or tail wheels of aircraft : en
  • AU144444B2 - Improvements in or relating to circuit-arrangements tor controlling a high-frequency oscillator : en
  • ES183772A1 - SOME IMPROVEMENTS IN PROGRESSIVE CLUTCHES. : en es
  • CH258182A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CH258186A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CH258048A - Phonographic reader provided with a movable member which, when the reader is put in place, rests on the disc. : en fr
  • US2454229A - Thermoelectric generator with : en
  • US2454034A - Process fob preparing sulfurized : en
  • US2454144A - Image projection system : en
  • AU143143B2 - Methods and devices serving tothe treatment of various substances bythe action of solar radiation : en
  • CH258095A - Device for lifting full sacks. : de en
  • AU139969B2 - Improvements in or relating to blading for turbines and like machines : en
  • US2454243A - Lighting fixture : en
  • USD151773S - Design for a toothpick dispenser : en
  • CA452719A - Package for rolls and the like : en fr
  • ES16384Y - Flashing light switch plug. : en es
  • GB612581A - Improvements in or relating to electric discharge tubes : en
  • USD151735S - Design for a clip or similar article : en
  • ES183817A1 - A PROCEDURE FOR THE MANUFACTURE OF HARD WALL BOARD, OF SAW AND OTHER CELLULOSIC WASTE. : en es
  • US2453792A - Drain cock : en
  • US2454158A - Abrasive blast table : en
  • GB612559A - Production of amino-acids for use in the production of polymeric materials : en
  • ES18357U - Calculator case (Machine-translation by Google Translate, not legally binding) : en es
  • CH258063A - Machine tool, such as a punching machine. : en fr
  • US2454172A - Method of making seamless platinum ruthenium alloy cannulae : en
  • ES18305U - Improved fishing rod. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453808A - Hydraulic brake : en
  • US2453895A - Filter for sediment traps : en
  • CH258069A - Method and device for processing rubber-like materials. : de en
  • ES17349Y - Pickup stylus. : en es
  • GB612830A - Oil seals : en
  • CH258084A - Coupling that transmits torsional forces. : de en
  • US2453764A - Protection of certain nonferrous : en
  • CA452712A - Variable delivery pump : en fr
  • USD151751S - Design for a handbag : en
  • ES18381U - Improved buckle. (Machine-translation by Google Translate, not legally binding) : en es
  • US2454001A - Control of contrast with aromatic diamine color developers : en
  • CA452703A - Perforated record card : en fr
  • AU150687B2 - Improvements in building material : en
  • US2453981A - Hydraulic clutch : en
  • USD151762S - Design for a toilet bowl brush receptacle : en
  • ES183973A1 - FLAT SURFACE SCREEN BRUSHING APPARATUS. : en es
  • US2454068A - Valve seat grinder : en
  • CH258031A - Magnetomechanical board game and skill game. : de en
  • NL61978C - Method for continuous crimping of twisted yarns by means of an excessive false twist : en nl
  • US2453713A - Novelty lighter : en
  • US2453971A - Combined pipe stand and container for smoking tobacco : en
  • CH258132A - Electric gas discharge lamp and method of manufacturing the same. : de en
  • US2453694A - Lamp support and switch : en
  • GB612783A - Improvements relating to electric fuse holders : en
  • DE800603C - Hollow bodies for the production of reinforced concrete rib ceilings : de en
  • ES17356Y - Sealable container. : en es
  • AU143307B2 - Process forthe manufacture ofa multi-coloured layer of plastic substances, the colours ofwhich forman arbitrary design, aswell asthe products made by applying this process : en
  • CH258114A - Disconnector in column design. : de en
  • USD151730S - Container for perfume bottles or the like : en
  • USD151742S - Design fok a brassiere : en
  • ES18307U - Curler or curler perfected for hair. (Machine-translation by Google Translate, not legally binding) : en es
  • US2453819A - Power lawn mower and control mechanism therefor : en
  • US2453913A - Radial flow forced-air heater : en
  • CA452645A - Fuse construction : en fr
  • AU2299448A - Apparatus for bending work such as tubing into serpentine coils : en
  • CA452684A - Apparatus for heat treating internal surfaces of metal articles : en fr
  • CH257990A - Weft coil. : de en
  • CH258051A - Shooting glasses. : en fr
  • CH258146A - Perm machine. : de en
  • GB612762A - Improvements in or relating to processes for coating surfaces : en
  • CH258187A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • CH258097A - Hydraulic packing press for fruit juice extraction. : de en
  • CA452653A - Hydraulic fluid : en fr
  • FR939426A - Electronic lamps : en fr
  • CH258012A - Product for the protection of metal surfaces against corrosion. : en fr
  • AU2309745A - Improvements in and relating tothe construction of sectional structures, including boxes : en
  • AU129829B2 - Improvements in and relating tothe construction of sectional structures, including boxes : en
  • US2453695A - Lighting set : en
  • US2453798A - X-ray apparatus : en
  • BE482469R - Radiotelephone systems : en fr
  • AU1697447A - Improvements in or relating to stereoscopes : en
  • AU1051643A - Improvements in crystal contacts ofwhich one element is silicon : en
  • US2453924A - Cream separator and homogenizer : en
  • CH257996A - Electric iron. : de en
  • AU138531B2 - Apparatus for bending work such as tubing into serpentine coils : en
  • AU2379548A - Process forthe production of paste-filled containers : en
  • US2454252A - Lubricator head construction : en
  • US2453848A - Facing tool : en
  • CH258158A - Room protection device. : de en
  • NL62002C - Method for the preparation of powdered polyethylene and dispersions thereof : en nl
  • ES183843A1 - SOME IMPROVEMENTS IN THE FORKLIFT TRUCKS. : en es
  • US2453766A - Process and apparatus for transferring measured quantities of liquefied gas : en
  • US2453943A - Truck loading means : en
  • US2454248A - Ice glider : en
  • CA16585S - Doll : en
  • CH258155A - Means attachable to a telephone set of a subscriber telephone system for preventing calls from being made. : de en
  • CA452650A - Automatic pressure sealing device : en fr
  • AU1658747A - Improvements relating tothe points of writing implements : en
  • CA452590A - Ointments and the like : en fr
  • CA452682A - Vehicle wheel suspension : en fr
  • CH258077A - Machine tool with device for determining the exact position of a point in a reference plane. : en fr
  • US2453892A - Ecclesiastical equipment : en
  • AU139980B2 - Improvements in or relating to gas-turbine-engine fuel-systemsandt liquid fuel injectors therefor : en
  • AU2375048A - Switching system comprising multi-switches for establishing one or more connections inline finder and/or selector stages : en
  • GB612956A - Improvements in or relating to fountain pens : en
  • GB612858A - Improvements in or relating to the manufacture of dry rectifiers : en
  • ES18264U - Instrument for picking fruits, and in particular oranges, lemons and other citrus fruits. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183978A1 - PROCEDURE FOR THE PREPARATION OF FERMENTED MILK. : en es
  • GB612593A - Improvements in air-cooled mercury vapour current converters : en
  • GB612987A - Improvements in automatic feed mechanism for milling, drilling or like machines : en
  • CH257982A - Collapsible drawing table. : de en
  • US2453795A - Fluid torque converter, including multiple energizing and energy absorbing elements : en
  • USD151758S - Design fob a game piece set : en
  • ES183847A1 - A PROCEDURE TO RECOVER THE SULFUR FROM THE PYRITES. : en es
  • CA452595A - Method and apparatus for making sheet or web material : en fr
  • CA452643A - Waste disposal apparatus : en fr
  • CH258163A - Containers for pasty foods. : de en
  • CH258071A - Machine for cutting leather. : de en
  • US2453876A - Skate clamp : en
  • US2453927A - Clamp for master sheets of printing machines : en
  • US2453987A - Apparatus for shaping and forming leather : en
  • CH257989A - Unwinding device of a loom. : en fr
  • CH258011A - Process for the preparation of an azo dye. : de en
  • AU2373048A - Improvements in or relating to hydraulic or pneumatic climb fasteners : en
  • CH258100A - Device capable of being used as a pump, compressor or motor. : en fr
  • CH258105A - Synchronizing mechanism of two or more coupled internal combustion engines. : en fr
  • ES18262U - New model of soaps. (Machine-translation by Google Translate, not legally binding) : en es
  • AU2380048A - Improvements in engine driven wheelbarrow : en
  • CH258198A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CH258108A - Gas turbine jet engine. : de en
  • FR939569A - Control device for starting free piston machines : en fr
  • GB612793A - Improvements in or relating to conveyor systems : en
  • FR939516A - Support and furniture for hanging shoes : en fr
  • CH258134A - Equipment, in particular for dental treatment. : de en
  • CA452661A - Vacuum plate : en fr
  • AU139153B2 - Improvements in brakes : en
  • CH258090A - Piston valve. : de en
  • US2454183A - Motor control system : en
  • US2453917A - Electric motor control apparatus : en
  • CA452657A - V-belt : en fr
  • GB612600A - A fastening device for connecting the ends of wrist bands or cords of wrist watches : en
  • CA452609A - Aerodynamic balancing of airscrews : en fr
  • CA452583A - Clothes line reel : en fr
  • GB612617A - Improvements in or relating to the production of magnesium by the condensation of its vapours : en
  • CA452675A - Sewing machine : en fr
  • GB612833A - Improvements in or relating to strain gages : en
  • GB612834A - Improvements in or relating to start-stop telegraphic distortion testing apparatus : en
  • FR939611A - Rectifying element manufacturing processes : en fr
  • GB612866A - Improvements in or relating to percussive tools : en
  • CH258093A - Stepless speed converter. : de en
  • GB612800A - Improvements in or relating to sanitary appliances : en
  • CA452594A - Vehicle tow bar : en fr
  • US2453736A - Cartridge orientating hopper : en
  • GB612844A - Improvements in and relating to spring assemblies in or for seats, mattresses, cushions, seat backs and the like : en
  • CA452637A - Mechanism for feeding yarn in circular weft knitting machines : en fr
  • CA452737A - Machine for manufacturing spirally wound straw or tube : en fr
  • GB612718A - Improvements in and relating to electric discharge lamps : en
  • GB612902A - Improvements relating to pyrophoric lighters : en
  • CH258204A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CA452593A - Grinding and polishing apparatus : en fr
  • CH258169A - Installation of block for the protection of trains running on railway lines. : en fr
  • US2454085A - Juicer with hand reciprocated rotary reamer : en
  • AU146036B2 - Improvements in and relating tothe production of ketenes : en
  • CA452654A - Steplessly variable speed-changing gear : en fr
  • US2454018A - Holder for thermionic valves and other electrical devices : en
  • CH258120A - Cursor rheostat. : en fr
  • CH258124A - A method of manufacturing a rectifying element, and a rectifying element obtained by this method. : en fr
  • CH258140A - Process for the preparation of an a, a-di- (aminophenyl) -B, B, B-trichloroethane. : de en
  • US2454253A - Method of and apparatus for heating stacked bodies : en
  • ES16488Y - Glasses for welding. : en es
  • GB612588A - An improved means for attaching an article to clothing during wear : en
  • ES18284U - Apparatus for automatic temperature regulation in ovens and stoves. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18069U - Electric heater. (Machine-translation by Google Translate, not legally binding) : en es
  • FR939557A - Continuous progressive action gear change device : en fr
  • GB612666A - Improvements in or relating to aircraft : en
  • GB612938A - Improvements in or relating to strip-grinding machines : en
  • GB612958A - Improvements relating to starting arrangements for electric fluorescent lamps and other discharge devices : en
  • CH258102A - Device for conveying liquid into a machine. : de en
  • GB612535A - Improvements in or relating to conveyors and methods of operating the same : en
  • US2454238A - Electrically illuminated display apparatus : en
  • ES16300Y - Small table for field and beach. : en es
  • CH258080A - Screw nut. : de en
  • US2453934A - Surgical appliance for treating jaw and other facial bone fractures : en
  • CA452708A - Vibrating headphone band : en fr
  • ES16389Y - Automatic electric switch for light or doorbell, suitable to be mounted on door jambs. : en es
  • FR939405A - Improvements to electronic discharge devices : en fr
  • US2453926A - Revolution counter actuator : en
  • GB612997A - Improvements in or relating to transit boxes for rockets : en
  • US2453708A - Grinding oil composition : en
  • AU2382048A - Improvements in and relating to reservoir writing instruments : en
  • FR939486A - Improvements to pyrophoric lighters : en fr
  • GB612877A - Improvements in mercury vapour rectifiers having metallic tanks and liquid cathodes : en
  • CA452638A - Vehicle steering mechanism : en fr
  • CA452596A - Rolled tooth bar : en fr
  • CH257966A - Molding machine. : de en
  • CH258086A - Device comprising a seal for sealing the contact seal between two cylindrical surfaces with axial relative movement. : en fr
  • ES16487Y - Thermo semi-cooked. : en es
  • USD151791S - Design for pruning shears : en
  • US2454137A - Tubing tool joint : en
  • FR939547A - Process for treating fibrous materials : en fr
  • ES18329U - Sample cover for cookie boxes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES16468Y - Lung or reservoir. : en es
  • US2453994A - High-frequency power output control : en
  • FR939636A - Loudspeaker enhancements : en fr
  • GB612931A - Improvements in electric secondary batteries : en
  • ES16352Y - Protective device for shoe floors. : en es
  • CH258001A - Method of manufacturing a wooden sole with fittings. : de en
  • FR939591A - Television receiver : en fr
  • GB612701A - Improvements in and relating to vehicle spring suspensions : en
  • US2453824A - Alpha-acetoxymethyl acrylonitrile polymers : en
  • US2453899A - Swiveling reciprocating-saw sawing machine : en
  • US2453945A - Friction clutch : en
  • US2454100A - Battery plate separator : en
  • CH258073A - Milling and crushing machine. : de en
  • US2453769A - Preparation of photosetting coating composition : en
  • US2454214A - Closure : en
  • ES18295U - Device for the assembly and dismantling of garters in ladies' belts. (Machine-translation by Google Translate, not legally binding) : en es
  • GB612815A - Improvements in or relating to the stripping of deposited or adsorbed material from finely-divided solids : en
  • GB612826A - Improvements in or relating to work-holding fixtures for lathes : en
  • ES183805A1 - A NEW SYSTEM OF SAFETY AND EXPANSION JOINT FOR ROTARY OVENS. : en es
  • FR939442A - Improvements in sealing and draft control devices for doors, windows and the like : en fr
  • GB612872A - Improvements in or relating to drying and airing racks for clothes : en
  • AU141233B2 - Improvements in or relating to stereoscopes : en
  • GB612583A - Improvements in or relating to antenna systems : en
  • GB612663A - Improvements in cabinets for loudspeakers : en
  • GB612767A - Improvements relating to wringers : en
  • US2454108A - Preparing organic sulfides : en
  • NL61937C - : en
  • GB612654A - Improvements in or relating to safety devices for lift and hoist cages and the like : en
  • GB612702A - Seats for vehicles : en
  • GB612733A - Improvements in or relating to voltage regulators and compensators for use therewith : en
  • FR939416A - Radio-electric position determination systems : en fr
  • FR939597A - Elastic couplings : en fr
  • ES16811Y - Toy singing bird. : en es
  • ES184003A1 - DRIVE DEVICE FOR BRUSH INTERRUPTION ROTARY SWITCHES. : en es
  • GB612757A - Improvements relating to optical objectives : en
  • CH258203A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • ES17214Y - Tricycle capable of being transformed into a stroller, chair and rocker. : en es
  • US2453915A - Model railway vehicle truck : en
  • US2453887A - Diagnostic instrument for examining the eye : en
  • US2454074A - Manufacture of duct turns or vanes : en
  • ES183860A1 - A PROCEDURE FOR DYING LEATHER. : en es
  • GB612527A - A process for improving the crease-resistance of textile material : en
  • US2454138A - Engine driven pump : en
  • CH258118A - Contactor with thermal tripping. : de en
  • FR939482A - Device for heating the fuel mixture for fueling combustion engines : en fr
  • US2454211A - Regulating system : en
  • US2454236A - Pneumatic knitting device : en
  • USD151750S - Design for a handbag : en
  • ES16448Y - Clothespin. : en es
  • ES16379Y - Piece applicable to clothing, carrier of perfume elements. : en es
  • ES183939A1 - IMPROVEMENTS INTRODUCED IN ELECTRONIC ANALYZERS. : en es
  • ES183852A1 - A PROCEDURE OF MECHANIZED ACCOUNTING. : en es
  • US2453755A - Load moving machine : en
  • GB612704A - Improvements in the processing of hydrocarbons : en
  • FR939447A - Device for focusing an electron beam : en fr
  • FR939531A - Articulated and flexible cycle frame : en fr
  • GB612694A - Improvements relating to the springing of seats, mattresses and the like : en
  • US2454024A - Combination electric receptacle and fuse : en
  • US2454171A - Combination isomerization and hydrogenation process : en
  • US2453720A - Apparatus for detecting perforations in ammunition flash tubes : en
  • US2453901A - Compound wrench and screw driver : en
  • CA452614A - Rotary power-transmitting device : en fr
  • ES183776A1 - APPLICABLE VOLTAGE MECHANISM IN REVERSIBLE PLOWS, BOTH SUSPENDED AND WHEELS. : en es
  • ES16406Y - Vertical-horizontal file with central, normal or inverted suspension folder. : en es
  • FR939574A - Punching tool : en fr
  • GB612517A - Improvements in the manufacture of alkali chromates : en
  • US2453777A - Improved cigarette package opener and cigarette ejector : en
  • US2454264A - Piezoelectric device for converting pressure variations into potential variations : en
  • AU2237445A - Improved herbicide : en
  • US2454044A - Draft regulator : en
  • FR939593A - Auxiliary toe cap for socks or stockings : en fr
  • GB612678A - A new or improved toy : en
  • FR939564A - Improvements in fusion welding processes : en fr
  • GB612926A - Improvements in or relating to folding cots, play pens and the like : en
  • GB612710A - Improvements in cash boxes for coin freed apparatus : en
  • GB612881A - Improvements in or relating to aircraft : en