• DK64381C - Camshaft with helical extending Cam or Combs and Mold for its Casting. : da en
  • FR908324A - Electric lighting installation for cycles and motor vehicles : en fr
  • US2397483A - Pump : en
  • US2397655A - Curb outlet : en
  • US2397851A - Concrete mixer : en
  • AU40046A - An oil separator foran electric aeronautic device such asan ice eliminating system : en
  • AU121224B2 - Improvements in or relating tothe treatments the surface of glass to reduce the proportion of incident light reflected thereby : en
  • US2397714A - Optical objective : en
  • AU133459B2 - Improvement indirection finders : en
  • US2397769A - Recovery of hydrogen halide : en
  • US2397532A - Range finder : en
  • AU129337B2 - Improvements in or relating togas-producing charges suitable forthe generation of gas pressure forthe operation of mechanical devices and for blasting operations : en
  • AU131903B2 - Means forand method of dispensing carbonated liquids : en
  • CA433955A - Station identifier : en fr
  • US2397516A - Safety locking device : en
  • US2397864A - Color yielding photographic elements : en
  • GB576390A - Improvements relating to electroplating apparatus : en
  • ES11594Y - Droplet saving device. : en es
  • US2397719A - Wheel : en
  • CA433940A - Synchronizing device for rotating bodies : en fr
  • US2397753A - Journal box and dust guard : en
  • US2397858A - Powered bicycle : en
  • GB576374A - Machines for mixing powders and liquids : en
  • FR908211A - Multiplier divider and frequency modulator : en fr
  • CA433904A - Electrical apparatus protective device : en fr
  • ES12176Y - Automatic holster for hunters. : en es
  • GB576410A - Improvements in drums for ball mills, pebble mills and like machines : en
  • ES12156Y - Awning for spraying trees and plants. : en es
  • ES172754A1 - IMPROVEMENTS IMPLEMENTED IN THE MECHANISMS OF FORCE FOR RAILWAY WAGONS : en es
  • US2397727A - Organo-siloxanes and methods of making them : en
  • US2397722A - Face protective device : en
  • US2397876A - Governor control mechanism : en
  • GB576473A - Improvements in electric switches operated by a glow discharge : en
  • ES12696U - Device to contain the roll of toilet paper, keeping it embedded in the wall. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172668A1 - A NEW DEVICE FOR ADAPTATION TO THE WHEELS OF VEHICLES IN REPLACEMENT OF ROOF AND TIRES : en es
  • US2397766A - Portable stove : en
  • FR908179A - Device for energizing a feeder supplied from both ends : en fr
  • FR908255A - Collar and tie holder : en fr
  • ES12634U - Switch contact for electric current. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172709A1 - IMPROVEMENTS IN APPLIANCES FOR THE TRANSFUSION OF BLOOD : en es
  • FR908285A - Light signaling device : en fr
  • AU1239943A - Improvements in noise reduction circuits of sound recording systems : en
  • CA433891A - Signal device : en fr
  • AU193246A - Coupling system : en
  • AU1251244A - Improvements in radio aerials : en
  • AU121211B2 - Improvements in and connected with extrusion presses for lead and lead alloys : en
  • AU1312144A - Improved method of and apparatus for preparing plaster bandages : en
  • AU132139B2 - Impulse storing and repeating device : en
  • AU2515145A - Process for treating acid sludge : en
  • US2397866A - Photographic elements : en
  • ES12659U - Staple to place "patches" for repair of car covers. (Machine-translation by Google Translate, not legally binding) : en es
  • AU238946A - Means forand method of dispensing carbonated liquids : en
  • CA433876A - Picture embossing machine and process : en fr
  • AU1272544A - Improved coupling device for semitrailers : en
  • FR908229A - Educational game : en fr
  • FR908275A - Variable crank for bicycle : en fr
  • GB576483A - Improvements in or relating to x-ray radiography : en
  • US2397681A - Draper : en
  • USD144289S - Design for jewel studded sun glasses : en
  • US2397871A - Cycle controlling device : en
  • AU133776B2 - Electron discharge devices and associated circuits : en
  • AU1085243A - Improvements in and relating to pneumatic tube conveyor systems : en
  • AU194646A - Improvements in and relating to electrical terminal strips : en
  • US2397584A - Conveyer belt guard edge : en
  • US2397477A - Radio control system for moving vehicles : en
  • US2397685A - Device for distribution of accounts : en
  • US2397680A - Snap on clip : en
  • CA433966A - Filter insertible in pipe-lines, etc : en fr
  • ES12168Y - Device for joining the handle to the metal body of strainers with a metal mesh bottom. : en es
  • FR908312A - Ultra-shortwave bandpass filter : en fr
  • US2397730A - Shrinkage compensating means : en
  • US2397814A - Honing machine : en
  • AU234246A - Improvements in or relating to the preparation of alkyl esters 4 -(2 (4-carboxy) theazolidin yl) phenaceturic acid and derivatives thereof : en
  • US2397830A - Harmonic control system : en
  • USD144309S - Ice tongs or similar article : en
  • ES12172Y - Device for collecting dust produced by mechanical rotary hammers. : en es
  • US2397597A - Gasket : en
  • USD144340S - Design for, a coat : en
  • CA433947A - Gas range combination vent : en fr
  • AU121232B2 - Improvements in or relating to smoothing arrangements for electric power sources : en
  • AU263646A - Improvements in foldable baby carriages : en
  • ES172673A1 - IMPROVEMENTS INTRODUCED IN THE MANUAL TELESCOPES : en es
  • GB576446A - Improvements in self-propelled vehicles adapted to carry means for destroying military land mines : en
  • ES12668U - A new metallic protector for shoe heels (Machine-translation by Google Translate, not legally binding) : en es
  • FR908132A - Magnetic device for braking measuring devices, relays and meters : en fr
  • GB576494A - Process for the manufacture of bicyclic sulphur compounds : en
  • US2397820A - Treatment of hydrocarbons : en
  • ES12170Y - Toy : en es
  • ES172692A1 - A DEVICE FOR DETERMINING THE DIRECTION OF PROPAGATION OF AN INCIDENT WAVE : en es
  • ES12649U - Close for a flexible link. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576372A - Improvements in or relating to adding mechanism for record card controlled accounting machines : en
  • US2397543A - Differential coupling arrangement : en
  • US2397865A - Processes of color photography and elements therefor : en
  • USD144288S - Design for electric scissors or the like : en
  • USD144342S - Design fob a coat : en
  • ES12231Y - Terminal fixing plug in electrical appliances. : en es
  • FR908103A - Hull construction process : en fr
  • ES172801A1 - PROCEDURE TO PRODUCE MULTICOLORED LUMINOUS EFFECTS IN CINEMATOGRAPHIC PROJECTIONS AND DEVICES : en es
  • GB576461A - Improvements in or relating to air intake silencers : en
  • GB576469A - Improvements in electrical square-wave generators : en
  • USD144284S - Design for a two-piece hair barrette : en
  • US2397672A - Air duct control for heating systems : en
  • FR908205A - Wood tar oil refining : en fr
  • FR908264A - Cinematographic projection device : en fr
  • CA433973A - Facsimile recording blank : en fr
  • AU130357B2 - Improvements relating to rotary bits for rockand like drilling : en
  • US2397821A - Shuttle check controlled by temperature : en
  • ES12690U - Valve bags. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1265644A - Improvements in or relating to beneficiation of frother flotation : en
  • AU250146A - Improvements in and relating to hydraulic clutches : en
  • US2397599A - Windshield cleaner motor : en
  • USD144291S - Design for a mirror frame or the like : en
  • GB576411A - Improvements in electric cables : en
  • GB576434A - Improvements in and relating to tools for finishing the teeth of gear wheels : en
  • ES12676U - Corkscrew extractor, specially designed to uncover wine bocoyes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576376A - Improvements in or relating to milling cutters, reamers and like tools : en
  • FR908138A - Process and device applicable to sewing work : en fr
  • ES172721A1 - IMPROVEMENTS IN SLIDING CLOSURE DEVICES OF THE ZIPPER TYPE : en es
  • US2397509A - Hand grenade : en
  • US2397567A - Cementitious material : en
  • US2397616A - Photogravure printing plate : en
  • ES12686U - Hinge applicable to boxes and boxes in general. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576423A - Improvements in garment hanger : en
  • AU129942B2 - Improvements in and relating to hydraulic clutches : en
  • US2397581A - Apparatus for preparing paving materials : en
  • US2397508A - Hydroxamic acids : en
  • ES12689U - Closing of strip for bags. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12697U - Folding bedside table. (Machine-translation by Google Translate, not legally binding) : en es
  • USD144335S - Design fok a coat : en
  • GB576394A - Improvements in or relating to the formation of layers of organic polysulphide polymer plastics : en
  • ES12230Y - Protective cover for clinical thermometers. : en es
  • FR908113A - Folding bed warmer and dryer : en fr
  • US2397673A - Dual wheel drive mechanism : en
  • ES12217Y - Detachable toy. : en es
  • ES172711A1 - A TRANSFORMER ELECTRIC CIRCUIT SYSTEM CONVERTER FOR SMALL LOADS : en es
  • FR908141A - Pressure relief device for combustion engines : en fr
  • US2397742A - Automatic operation of diaphragms and shutters of portrait cameras : en
  • FR908318A - Device for fixing workpieces on a machine tool bench : en fr
  • US2397872A - Rivet feeding device : en
  • USD144320S - Schraysshuen jewelry pin or similar article : en
  • USD144339S - Design for a coat : en
  • US2397501A - Cannon feed unit : en
  • ES172767A1 - AN ELECTRICAL APPLIANCE FOR RUNNING AND ELEVATION OF CURRENT : en es
  • FR908300A - Housing in agglomerated material : en fr
  • ES172693A1 - A VARIABLE FREQUENCY ASSEMBLY OF A PIEZOELECTRIC GLASS : en es
  • US2397458A - Louver post : en
  • FR908246A - Improvements to toys representing automatic weapons : en fr
  • IE17489L - Preventing corrosion; packaging metal articles : en
  • US2397738A - Gauge for grinding tool bits : en
  • US2397582A - Corrugating die : en
  • US2397802A - Insecticidal compounds and a process of making same : en
  • US2397484A - Poultry feeder : en
  • FR908274A - Airship parachute, adjustable descent speed : en fr
  • FR908171A - Parquet skate and its production process : en fr
  • GB576406A - Improvements in or relating to branch fittings for pipes : en
  • ES10582U - Improved provision in the means of graduation of the output of the shaving soap bars. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576452A - Improvements in or relating to abrasive files for glass cutting : en
  • GB576388A - Improvements in leaf springs : en
  • AU121241B2 - Improvements in or relating to apparatus for testing gyroscopic and like instruments : en
  • AU1456644A - Improvements in or relating to apparatus for testing gyroscopic and like instruments : en
  • US2397459A - Grinding apparatus : en
  • FR908108A - Sound-only films or tapes and recording and hearing device : en fr
  • ES172760A1 - IMPROVEMENTS IN FREQUENCY DETERMINING DEVICES : en es
  • GB576455A - Self cleaning sparking plug : en
  • US2397834A - Rocket motor : en
  • US2397849A - Rotary grinder : en
  • AU121233B2 - Improved coupling device for semitrailers : en
  • AU1291344A - Improvements in or relating to flexible liquid containers : en
  • CA433885A - Necktie spreader : en fr
  • US2397511A - Gas engine : en
  • US2397674A - Spinning toy : en
  • FR908226A - Improvement in culinary or similar containers : en fr
  • CA433917A - Container key attaching means : en fr
  • FR908122A - Mobile advertising construction template : en fr
  • FR908230A - Improvements to the operation of tabulating machines : en fr
  • ES12228Y - Device to adapt the radio headphones to the hair dryer helmet. : en es
  • ES12568U - Improved radiography devices. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397817A - Wall covering and the like : en
  • FR908159A - Stepped circular grate, for all stoves burning solid fuels : en fr
  • FR908265A - Installation of synchronous alternators excitation through rectifiers : en fr
  • FR908182A - Bed stool : en fr
  • USD144306S - Design for a push-button signaling device : en
  • US2397828A - Control handle : en
  • US2397461A - Dynamometer roll shields : en
  • FR908118A - Central heating boilers : en fr
  • FR908334A - Flexible sole with removable overlapping surfaces : en fr
  • US2397898A - Handle structure for bottle carriers : en
  • AU1176243A - Improvements in or relating to temperature-responsive control apparatus, and refrigeration systems including such temperature responsive control apparatus : en
  • CA433910A - Motor control system : en fr
  • GB576433A - Mechanism for use in the grinding of screw-threads : en
  • DK64384C - Method and Apparatus for Making Coated Paper. : da en
  • FR908152A - instant tightening nut for coil pins and pawls : en fr
  • ES172665A1 - A PROCEDURE FOR OBTAINING NEW COMPOUNDS BASED ON SUPERPOLIAMIDES : en es
  • FR908225A - Improvement in metal devices for suspending electrical resistances in furnaces : en fr
  • ES172751A1 - A REGULATOR WITHOUT PHASES FOR THE GRADUATION AT WILL OF THE NUMBER OF REVOLUTIONS OF AN ELECTROMOTOR : en es
  • ES172781A1 - IMPROVEMENTS IN THE SYSTEMS OF ADJUSTMENT BY AROS OF THE EMBROIDERY WITH THE CYLINDERS : en es
  • FR908187A - Machine for the production of dry cell anodes : en fr
  • AU184246A - Improvement in antenna : en
  • CA14557S - Toy aeroplane : en
  • CA433932A - Knitting method and machine : en fr
  • AU121225B2 - Improvements in or relating to devices for finding the direction and / or distance of stationary or moving bodies, vehicles or carriages : en
  • ES12680U - Board for diverse games (Machine-translation by Google Translate, not legally binding) : en es
  • US2397545A - Self-adjusting fracture reducing device : en
  • FR908289A - Control device for bells : en fr
  • DK64371C - Means of improving Mel's baking ability. : da en
  • DK64372C - Washing machine. : da en
  • CA433943A - Thiazole compound : en fr
  • AU1094943A - Improvements in stabilized solutions of derivatives ofp-amino benzene sulphonamide : en
  • CA433919A - Gas dispensing apparatus : en fr
  • CA433981A - Sterilizing gas supplying apparatus : en fr
  • US2397626A - Method of making a bushing : en
  • US2397517A - Crankshaft holding and pin aligning means : en
  • USD144282S - Alfojfs bach : en
  • CA433915A - Industrial truck : en fr
  • US2397475A - Method and apparatus for controlling moving vehicles : en
  • AU130336B2 - Improvements in or relating to agricultural tractors or vehicles : en
  • US2397469A - Battery holder : en
  • US2397613A - Power means for road pugs : en
  • ES172741A1 - AN INTERNAL COMBUSTION ENGINE WORKING IN A TWO-STROKE CYCLE : en es
  • ES12178Y - Otorhinoscope. : en es
  • FR908350A - Improvements to the soles of the kind: espadrilles : en fr
  • US2397890A - Safety razor : en
  • FR908242A - Method of making a doorway or opening for a frame, quite suitable, in a masonry : en fr
  • US2397752A - Internal-combustion engine : en
  • FR908130A - Claw coupling applicable in particular to transmission mechanisms of motor vehicles : en fr
  • ES12189Y - V-belt type, perfected. : en es
  • USRE22738E - Pantos girdle : en
  • ES172689A1 - A CLOSED ELECTRIC OVEN : en es
  • US2397528A - Seat table : en
  • US2397867A - Photographic elements containing protein color formers : en
  • AU190846A - Two-way radio communication system : en
  • ES12637U - Pocket perpetual almanac (Machine-translation by Google Translate, not legally binding) : en es
  • US2397746A - Wave-signal direction finder : en
  • US2397515A - Gear shaving machine : en
  • US2397724A - Copolymers of vinyl chloride and trichlorethylene : en
  • FR908206A - Astronomical dial controlled by a clockwork movement : en fr
  • AU313546A - Improvements relating to rotary bits for rockand like drilling : en
  • US2397467A - Apparatus for generating continuously variable mechanical operations : en
  • FR908217A - Combination padlocks : en fr
  • CA433954A - Tabulation control system : en fr
  • AU130789B2 - Improved annealing method : en
  • US2397882A - Valve mechanism of internalcombustion engines : en
  • US2397669A - Process of producing substituted malonylchlorides : en
  • USD144313S - Schraysshuen jewelry pin or similar article : en
  • AU197546A - Impulse storing and repeating device : en
  • CA433883A - Self-locking nut or bolt : en fr
  • AU131802B2 - Radio guiding system : en
  • US2397500A - Barrel closure : en
  • USD144305S - Design for a picture frame or the like : en
  • US2397494A - Measuring device : en
  • FR908345A - Viewfinder for cinematographic cameras : en fr
  • US2397525A - Cleaner construction : en
  • US2397827A - Method and apparatus for pressing, deaerating, and drying : en
  • ES172691A1 - IMPROVEMENTS MADE IN THE ARTICULATED DIRECTIONS FOR CYCLE GUIDES : en es
  • FR908228A - The cut without trying on or retouching : en fr
  • ES172677A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PARAFINADORES SUPPORTS : en es
  • ES12194Y - Furniture usable as a sofa or double bed. : en es
  • FR908154A - Improvements to wood and iron shutters : en fr
  • FR908133A - Contact lens clearing sensitive parts of the eye : en fr
  • US2397706A - Automatic valve : en
  • ES12673U - Improved bicycle sleeve. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908180A - Method for reading a text, for observing an illustration, projection apparatus, films, shooting installations, film printing installation for carrying out the method : en fr
  • AU252046A - Improvements in or relating to antiknock agents : en
  • US2397472A - Oil well device : en
  • US2397570A - Bale loader : en
  • US2397653A - Distillation of polymerizable compounds : en
  • US2397767A - Process for making copper soaps : en
  • USD144334S - Design fok a coat : en
  • US2397627A - Adhesive compositions : en
  • USD144322S - Schraysshuen jewelry pin or similar article : en
  • US2397699A - Travel limiting device : en
  • GB576442A - Improvements in radiating systems of electro-magnetic waves : en
  • ES172742A1 - A SYSTEM FOR CONNECTING SMALL EXPLOSION ENGINES TO LIGHT VEHICLES AND INDUSTRIAL FACILITIES : en es
  • AU121214B2 - Improvements in or relating tothe production of polymerised nitro-ethylene : en
  • US2397574A - Turnbuckle wrench : en
  • FR908127A - Pouring cap : en fr
  • US2397583A - Electroformed article : en
  • US2397818A - Method and apparatus for concentrating colloidal dispersions : en
  • US2397737A - Process of desulphurizing : en
  • AU128612B2 - Improvements in and relating to electrical terminal strips : en
  • ES12191Y - Automatic match lighter. : en es
  • ES12691U - Valve bag. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908276A - Tandem dryer with drawers for all products and especially for pasta : en fr
  • US2397595A - Plug and switch box : en
  • US2397463A - Threading apparatus : en
  • US2397580A - Recovery of valuable hydrocarbons : en
  • US2397759A - Filter : en
  • USD144298S - Design for a lady s suit : en
  • US2397691A - Potato-planting machine : en
  • CA433888A - Acceleration electrical measuring device : en fr
  • CA433931A - Textile material water repelling process : en fr
  • CA433907A - Alternating current motor control system : en fr
  • FR908221A - Improvements to electrical switches : en fr
  • US2397744A - Metallic coating composition and structure produced therefrom : en
  • FR908307A - Game : en fr
  • ES172671A1 - A REPRODUCTIVE MACHINE OF SCULPTURES AND RELIEFS BY MEANS OF POINTS : en es
  • US2397703A - Self-locking shaft lock : en
  • FR908140A - Electro-mechanical motor : en fr
  • CA433898A - Voltage responsive switch : en fr
  • US2397900A - Piston ring expander : en
  • US2397751A - Baby pants : en
  • FR908302A - Improvements to elastic bed bases : en fr
  • FR908126A - Cable clamp : en fr
  • US2397555A - Razor : en
  • FR908261A - Improvements to heating systems, or refrigeration by radiant panels : en fr
  • USPP673P - Rose plant : en
  • ES172738A1 - A CARBURETOR SYSTEM FOR SMALL POWER EXPLOSION ENGINES : en es
  • FR908321A - Manufacturing, assembly and assembly processes, standardized elements used in particular for construction : en fr
  • GB576419A - Improvement in hydraulic control valves : en
  • BE460532A - : en
  • US2397612A - Plastic compositions and applications thereof : en
  • ES171885A1 - A HAIR DRYER APPARATUS : en es
  • CA433881A - Cylindrical metal article production : en fr
  • FR908193A - Road crane : en fr
  • GB576480A - Process for producing olefinic hydrocarbons : en
  • CA433882A - Paper winding reel : en fr
  • US2397740A - Communion wafer tray : en
  • USD144343S - Design fob a coat : en
  • US2397551A - Electrical condenser housing : en
  • US2397831A - Production of molded metallic articles : en
  • US2397797A - Watch strap : en
  • CA433913A - Sewage treatment system : en fr
  • US2397716A - Bottle carrier : en
  • USD144297S - Design foe a pendant ok the like : en
  • AU2302445A - Improved annealing method : en
  • US2397513A - Chain link tool : en
  • CA433957A - Valuable hydrocarbon production : en fr
  • ES172771A1 - A NEW DEVICE THAT ALLOWS THE EMISSION OF ARTICULATED SOUNDS TO THE ILLEGED OPERATORS OF LARINGE : en es
  • CA433945A - Hair dyeing composition : en fr
  • GB576385A - Improvements in disc wheels : en
  • AU121204B2 - Method of making selenium elements : en
  • AU121275B2 - Power driven implement for digging postholes andthe like : en
  • CA433924A - Brooch or badge : en fr
  • US2397809A - Military vehicle : en
  • AU141300B2 - Improvements in and relating to alkaline earth halophosphate luminescent materials : en
  • USD144336S - Design for a coat : en
  • GB576409A - Fog nozzle : en
  • GB576454A - Improvements relating to variable speed power transmission mechanisms : en
  • AU240846A - Improvements in and relating to alkaline earth halophosphate luminescent materials : en
  • AU130490B2 - Two-way radio communication system : en
  • AU246646A - Improvement in reflection reducing coatings : en
  • US2397807A - Combination storm window : en
  • GB576391A - Improvements relating to screw-conveyor bearings : en
  • US2397684A - Flush ventilator : en
  • US2397717A - Method and apparatus for electrically heating and forming metal bodies : en
  • FR908259A - Manufacturing process for high emissivity cathodes : en fr
  • FR908109A - Graphical tables allowing to find quickly and without any mathematical operation the results concerning the prices of transport by rail : en fr
  • ES12007Y - Special syringe. : en es
  • FR908195A - Precise radio telemetry system : en fr
  • US2397654A - Propulsion means : en
  • GB576421A - Improvements in or relating to stereoscopic apparatus in relation to cinematograph reproduction : en
  • GB576492A - Improvements in or relating to shoe-heel stiffeners and moulding machines therefor : en
  • US2397589A - Container closure : en
  • FR908174A - Further training in pressurized fluid braking systems : en fr
  • FR908151A - Improvement to ovens heated by multiple burners independently associated with flue pipes arranged in the same vertical plane : en fr
  • CA433899A - Electrical distribution system : en fr
  • ES172670A1 - A MACHINE TO MARK ORANGES, EGGS AND SIMILAR BODIES FOR YOUR FORM : en es
  • FR908235A - Device for automatic coke extinction : en fr
  • GB576405A - Improvements in apparatus for measuring electrical resistance : en
  • US2397695A - Mold or container packing : en
  • US2397893A - Cycle controlling device : en
  • US2397875A - Knife : en
  • FR908251A - Accumulator controller : en fr
  • US2397815A - Internal-combustion turbine plant : en
  • ES172645A1 - A NEW SYSTEM FOR SAFETY SHAVING MACHINE : en es
  • ES172723A1 - AUTOMATIC BRAKE MECHANISMS IN AERODYNAMICS : en es
  • GB576443A - Improvements in or relating to electrical connecting means : en
  • FR908128A - Method and device for recording signals : en fr
  • CA433970A - Retractile cord making apparatus : en fr
  • AU1164243A - Improvements in or relating to spark control : en
  • US2397799A - Amino-ethers and a process for their manufacture : en
  • AU128698B2 - Improvements in metal-to-glass seals : en
  • AU121236B2 - Improvements in or relating to spreaders for fertilizers andthe like : en
  • US2397757A - Hairbrush : en
  • CA433889A - High speed telegraph system : en fr
  • AU123510B2 - Improvements in or relating to arrangements for defining a glidepath for landing aircraft : en
  • US2397862A - Fluid coupling : en
  • AU261246A - Improvements in, and relating to, cutlery : en
  • ES172669A1 - A PROCEDURE FOR THE PREPARATION OF ELASTIC THREADS COATED, OF BLONDA, BRAIDS OR TWISTED, PERFECTED AND FABRICS, POINTS OR OTHERS THAT WEAR THEM IN THEIR APPLICATIONS : en es
  • AU129560B2 - Improvements in or relating toa locating and identifying system : en
  • US2397870A - Draft producing apparatus : en
  • GB576475A - Improvements in and relating to electric induction apparatus : en
  • CA433880A - Folding box : en fr
  • US2397604A - Electrical indication at a distance : en
  • US2397576A - Quick disconnect coupling : en
  • CA433886A - Record filing device : en fr
  • AU135623B2 - Process for preparing zirconium compounds : en
  • FR908150A - Device for transforming portable reboring units into stationary machine tools : en fr
  • FR908156A - New pulse-counting telegraph : en fr
  • FR908358A - : fr
  • CA433897A - Electrically neutral air cleaning : en fr
  • US2397462A - Window brake : en
  • US2397556A - Silencer unit : en
  • US2397840A - Phase modulation detector : en
  • US2397493A - Tool jig : en
  • US2397735A - Coupling device : en
  • AU130131B2 - Improvements in and relating to electrically insulating arrangements : en
  • CA433980A - Crankcase for internal combustion engine : en fr
  • CA433937A - Diamond drill : en fr
  • ES172688A1 - A PROCEDURE FOR THE MANUFACTURE OF A PRODUCT LIKE RUBBER : en es
  • FR908234A - Tidal power station and its operating cycle : en fr
  • GB576464A - Improvements in and relating to potato diggers and attachments therefor : en
  • US2397605A - Machine for making records on statistical cards : en
  • US2397606A - Communication booth : en
  • CA433906A - Synchronous converter ventilation : en fr
  • US2397709A - Aviator's belt or the like : en
  • AU262346A - Improvements in acetylene generators : en
  • USD144315S - Schraysshuen jewelry pin .or similar article : en
  • US2397524A - Propeller with variable pitch : en
  • ES12658U - Bottle or container for preserving and using all kinds of powdered products, especially food, dentifrices, medicinal, pharmaceutical, hygienic and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172658A3 - IMPROVEMENTS MADE IN ELECTRIC HEATING SYSTEMS : en es
  • LU27889A1 - : en
  • FR908213A - Improvements to plastic pipe joints : en fr
  • GB576426A - Improved life raft : en
  • FR908144A - Lubricating device for diesel engines : en fr
  • CA433901A - Circuit interrupter : en fr
  • CA433921A - Goggles : en fr
  • AU76946A - Improvements in or relating to engine-propeller drive systems : en
  • US2397801A - Snap fastener : en
  • CA433918A - Metal stock cutting method and apparatus : en fr
  • CA433930A - Textile material water repelling process : en fr
  • US2397857A - Amusement device : en
  • ES12201Y - Hidden bed in a piece of furniture. : en es
  • FR908293A - Construction of demountable reinforced cement barracks : en fr
  • US2397873A - Fluid treating apparatus : en
  • US2397492A - Machinist's gauge : en
  • US2397530A - Manipulator : en
  • US2397754A - Shutter operator : en
  • US2397661A - Radiation detector : en
  • FR908186A - Method and device for the use of catalysts in chemical syntheses and conversions : en fr
  • US2397668A - Automatic focusing enlarger and contact printer : en
  • AU130112B2 - Improvements in or relating to tape dispensers : en
  • US2397588A - Shoe sewing machine : en
  • FR908121A - Improvements to rotary machines with fluid circulation, such as compressors or turbines, and to devices for variating this circulation : en fr
  • FR908236A - Measuring device, in particular for the shape of the contour of bodies of revolution and other workpieces : en fr
  • FR908332A - Optical systems manufacturing process : en fr
  • FR908149A - Molding powder : en fr
  • GB576399A - Improvements in or relating to spectacles, eye-glasses or the like : en
  • US2397630A - Dichloroformate preparation : en
  • GB576484A - Improvements relating to amphibian vehicles : en
  • FR908287A - Perfected galoche : en fr
  • ES172762A1 - IMPROVEMENTS IN A DISTANCE INDICATOR SYSTEM : en es
  • US2397860A - Grinding machine : en
  • US2397829A - Telephone system : en
  • AU197446A - Halogenated polymers of unsaturated hydrocarbon compounds and methods of preparing thesame : en
  • US2397726A - Baking oven : en
  • ES172312A3 - A FLOOR FORGING PROCEDURE : en es
  • US2397557A - Limit stop : en
  • AU121200B2 - Improvements inthe manufacture of vinyl chloride : en
  • GB576478A - Improvements in or relating to hydraulic control valves : en
  • ES172732A1 - AN ARRANGEMENT IN CONTINUOUS ELECTRODE OVENS : en es
  • ES172540A1 - A PROCEDURE FOR OPERATING INTERNAL COMBUSTION ENGINES AND AN IMPROVED INTERNAL COMBUSTION ENGINE, OF THE ELECTRICALLY IGNIED TYPE : en es
  • FR908349A - Improvements made to electrical appliances, in particular to electric cookers and stoves : en fr
  • US2397741A - Tire shield : en
  • GB576424A - An improved vibration and/or shock absorber : en
  • FR908148A - Non-directive loudspeaker assembly : en fr
  • ES11211Y - Automatic device N, which, without more than stepping on the accelerator, provides the necessary and sufficient air to burn the diesel gas alone in the combustion engines, and in the diesel types mixed with 20 to 25 percent of foreign fuel. : en es
  • ES172555A1 - IMPROVEMENTS IMPROVED IN THE CALLED FLOORED OR TUNNEL FURNACES AND THEIR CORRESPONDING ROLLING MATERIAL, EMPLOYED IN CERAMIC WORK : en es
  • US2397775A - Window shade attaching means : en
  • US2397904A - Gun oil composition : en
  • FR908203A - Cores with multiple magnetic circuits for electrical devices and installations with variable currents : en fr
  • FR908308A - Thread breaker : en fr
  • ES172676A1 - A PROCEDURE FOR THE MANUFACTURE OF BRACELETS, SLAVES AND OTHER DECORATIONS : en es
  • AU123356B2 - Improvements in or relating to engine-propeller drive systems : en
  • US2397720A - Apparatus for stacking lumber : en
  • CA433928A - Sealing structure : en fr
  • FR908117A - Electric capacitor : en fr
  • USD144331S - Counter rack for packaged commodities : en
  • US2397844A - Signaling apparatus : en
  • FR908270A - Backpack device or tourist bag : en fr
  • AU1227843A - Method of making selenium elements : en
  • FR908232A - Packaging for stockings and others : en fr
  • CA433975A - Oxidation process : en fr
  • FR908202A - electric heating elements and their manufacturing process : en fr
  • FR908337A - Gyroscopic thruster : en fr
  • ES172739A1 - A NEW IGNITION SYSTEM FOR SMALL EXPLOSION ENGINES : en es
  • FR908145A - Improvements in the methods of manufacturing and assembling cathodes of cathode ray tubes : en fr
  • FR908325A - Wheel hub of bicycle and other two-wheeled vehicle : en fr
  • FR908112A - Multiple tool holders for machining machines : en fr
  • FR908185A - Accounting book : en fr
  • FR908227A - Substances suitable for improving the properties of mineral oils and oily products containing such substances : en fr
  • GB576378A - Improvements relating to rotary pumps : en
  • FR908292A - Thermostatic regulator with contactor-circuit breaker core pivoting on an axis below, acting successively on one or more different circuits or as a rheostat : en fr
  • US2397859A - Liquid fuel and method of producing same : en
  • US2397887A - Automatic alternate routing of interoffice calls : en
  • ES12677U - Perpetual file calendar. (Machine-translation by Google Translate, not legally binding) : en es
  • AU130417B2 - Coupling system : en
  • US2397701A - Frequency control in ultra high frequency circuit : en
  • CA433925A - Sulphuric acid manufacture : en fr
  • USD144279S - Design for scissors : en
  • GB576489A - Process for the manufacture of bicyclic sulphur compounds : en
  • AU121221B2 - The manufacture of moulded articles : en
  • AU1287844A - Improvements in innertubes for pneumatic tyres and their manufacture : en
  • US2397838A - Method of and apparatus for producing elastic fabrics : en
  • ES172682A1 - A DEVICE FOR THE HANDLING OF RAZORS : en es
  • AU1321244A - Photo-electrically controlled apparatus for effecting the delivery toor the introduction into glass bottles and like containers of glass treating substances : en
  • FR908278A - Carousel-shaped mobile toy : en fr
  • US2397803A - Window drain and ventilator : en
  • US2397636A - Piston ring : en
  • US2397591A - Vacuum pump : en
  • GB576379A - Improvements relating to guards for power presses and other machines : en
  • FR908184A - Combing and ginning machine for flax and other similar plants : en fr
  • FR908281A - Cremone block aerator : en fr
  • FR908215A - Precision dressing marble : en fr
  • FR908161A - Circuit switch : en fr
  • USD144317S - Schraysshuen jewelry pin or similar article : en
  • FR908199A - Process for the preparation of 2-aminopyrimidine and its homologues : en fr
  • US2397687A - Ordnance mount : en
  • GB576417A - Tractor and tank traps : en
  • GB576371A - Improvements relating to apparatus for treating liquids with solid reagents : en
  • US2397826A - Production of dialkyl ethers : en
  • US2397559A - Facsimile signal inverter : en
  • US2397614A - Generator : en
  • CA433929A - Phenolic resin composition : en fr
  • USD144327S - Tumbler and brush holder : en
  • AU121235B2 - Improvements in innertubes for pneumatic tyres and their manufacture : en
  • US2397645A - Antenna system : en
  • US2397848A - Teletypewriter control system : en
  • US2397495A - Conversion of alkylated aromatic hydrocarbons : en
  • FR908115A - Automatic tie ironer : en fr
  • CA433971A - Conoscope : en fr
  • US2397572A - Manually operated breech-loading rapid-fire gun : en
  • US2397698A - Removable conveyer pan for egg opening machines : en
  • US2397659A - Control mechanism for rocket apparatus : en
  • US2397553A - Supervisory apparatus for telegraph systems : en
  • US2397793A - Fuel burner : en
  • US2397561A - Collet tube collar : en
  • US2397547A - Salted fish : en
  • US2397521A - Rooter for excavators : en
  • USPP674P - Apricot tree : en
  • AU174946A - Communication cables and method of making them : en
  • AU188246A - Improvements relating toa method of and device for anchoring single and plural layer cables : en
  • ES172744A1 - IMPROVEMENTS IN THE PRODUCTION METHODS OF RECTIFIER ELEMENTS : en es
  • US2397835A - Mechanism for the supply of fuel to internal-combustion engines : en
  • GB576448A - Improvements in the manufacture of oxide-coated cathodes : en
  • FR908119A - Mixer : en fr
  • FR908339A - Vehicle : en fr
  • GB576389A - A method for the manufacture of glass articles : en
  • ES172657A1 - IMPROVEMENTS INTRODUCED IN THE HIGH POWER AND BROADBAND THROUGH-BAND SPEED MODULATION TUBES : en es
  • US2397773A - Centering device for lathes : en
  • ES12175Y - Tap for liquids. : en es
  • AU222746A - Improvements in or relating to tape dispensers : en
  • US2397593A - Mouthpiece for musical instruments : en
  • USD144290S - Design for a grip for sanitary belts : en
  • US2397464A - Seal structure : en
  • US2397496A - Corer and slicer : en
  • US2397652A - Underreamer : en
  • USD144293S - Watch band or similar article : en
  • US2397558A - Pintle : en
  • CA433969A - Conoscope : en fr
  • FR908317A - Mobile subject shooting : en fr
  • US2397728A - Mold for the production of prestressed reinforced concrete sleepers : en
  • GB576408A - Improvements in or relating to lubricators or to covers therefor : en
  • US2397705A - Amination of olefins : en
  • ES12159Y - Score or marker apparatus. : en es
  • GB576428A - Improvements in and relating to bearings for shafts, spindles and the like : en
  • FR908188A - Advanced training in multiple transmission systems : en fr
  • FR908212A - Improvements to carbonization or distillation furnaces : en fr
  • AU199246A - Color television : en
  • US2397868A - Two-stage deoiling and dewaxing : en
  • USD144285S - Design fob a game board : en
  • US2397611A - Process for the recovery of gum constituents from asclepiadaceae and product : en
  • AU130315B2 - Improvements in meat choppers : en
  • CA433872A - Razor blade sharpening means : en fr
  • CA433868A - Sheet-feeding apparatus : en fr
  • CA433909A - Delayed start electric motor : en fr
  • GB576416A - Improvements in and relating to the manufacture of styrene and the like : en
  • FR908177A - Continuous printing sheet bundle enhancements : en fr
  • FR908254A - Game of skill and chance : en fr
  • GB576444A - Improvements in methods of wireless beam propagation : en
  • US2397617A - Safety razor : en
  • US2397763A - Continuous developing mechanism : en
  • US2397884A - Frequency diversity telegraph system : en
  • ES172722A1 - A PROCEDURE TO PERFORM CONSTRUCTIONS FENCED BY SEPARATE ELEMENTS, PARTICULARLY BASED ON PILOTAGE : en es
  • CA433905A - Variable speed motor : en fr
  • US2397552A - Toy : en
  • US2397571A - Ice cutter : en
  • US2397607A - Control mechanism : en
  • FR908269A - Method and device for increasing the power or capacity of electric accumulators by heat input : en fr
  • GB576447A - Improvements relating to the remote control of self-propelled war vehicles : en
  • GB576449A - Improvements in and relating to valves : en
  • FR908244A - Process for the recovery of oils and fats : en fr
  • GB576404A - Improved means for adjustably securing the hinged panels of vehicle windshields, andother angularly-movable panels : en
  • ES12169Y - Improved candle holder. : en es
  • US2397841A - Phase modulation detector : en
  • US2397534A - Engine controller : en
  • ES12222Y - Cover or covers for books, folders, notebooks and similar items, with a luminous device. : en es
  • GB576456A - Improvements in engraving machines : en
  • ES12177Y - Protective curtain against sunlight. : en es
  • FR908218A - Method of mounting the elements of a gasifier equipment, more particularly for motor vehicles : en fr
  • FR908298A - New way of positioning typewriter characters when welding them to character bars : en fr
  • US2397747A - Antiaircraft and machine gun mount : en
  • US2397781A - Fuse : en
  • GB576413A - Improvements in and relating to fuel injection pumps for internal combustion engines : en
  • US2397628A - Synthesis of amino acids : en
  • ES12179Y - Corkscrew. : en es
  • FR908238A - Electronic multi-position switch : en fr
  • FR908309A - Underwater telescope : en fr
  • US2397778A - Fluid-pressure motor : en
  • US2397869A - Driving mechanism : en
  • ES12644U - Cat lift. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397805A - Base coat for launching grease : en
  • CA433875A - Spike forging die set : en fr
  • FR908344A - Device for driving any wheel by friction on its rim or tread : en fr
  • US2397544A - Method of rifling : en
  • US2397677A - Liquid feeding device : en
  • US2397560A - Mass spectrometry : en
  • US2397899A - Process and apparatus for performing endothermic catalytic reactions in the gas phase : en
  • US2397665A - Culinary implement : en
  • US2397888A - Signal translating apparatus : en
  • ES12657U - Regulator device of the faucet outlet. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908155A - Horsehair, strip, ribbons, etc., of vinyl polymers : en fr
  • USD144332S - Design for a wheeled toy : en
  • AU188346A - Television system : en
  • CA433871A - Glass frost shield cutting unit : en fr
  • AU1248943A - Improvement indie stock andthe like and process of making same : en
  • AU131964B2 - Improvements relating to hydraulic mechanisms : en
  • US2397693A - Automatic lock slider : en
  • US2397729A - Wrench : en
  • US2397903A - Methylene-bis-2 hydroxy-3 naphthoates : en
  • DK64377C - Method for the production of microporous, skin-like membranes or cover layers. : da en
  • ES172779A1 - AN APPARATUS TO BENEFIT THE SULFUR OF THE MINERALS THAT CONTAIN IT : en es
  • AU1441444A - Improvements in and connected with extrusion presses for lead and lead alloys : en
  • FR908262A - Radiant panel, heating or cooling, advanced : en fr
  • FR908277A - Double sole for shoes in general, and particularly for espadrilles : en fr
  • US2397505A - Catalytic cracking and catalyst reactivation : en
  • USD144280S - Similar article : en
  • US2397575A - Method for recovering copper value from dilute solutions of copper salts : en
  • US2397824A - Manganese ore reduction treatment : en
  • GB576482A - Improvements in forced feed lubrication systems : en
  • US2397777A - Gearing : en
  • FR908258A - Washing products manufacturing process : en fr
  • GB576493A - Improvements in or relating to the production of pest control compositions : en
  • GB576362A - Improvements in or relating to the manufacture of coatings and shaped articles from synthetic linear polyamides : en
  • GB576377A - An improved gas-heated oven stove : en
  • ES172773A1 - A PROCEDURE FOR THE CONSTRUCTION OF CEILINGS : en es
  • US2397546A - Camera shutter : en
  • US2397466A - Lamp shade or the like : en
  • ES12652U - Pencil case for colored pencils (Machine-translation by Google Translate, not legally binding) : en es
  • GB576441A - An improved chimney or ventilation cowl : en
  • US2397629A - Induction heating : en
  • GB576375A - Process for the isomerisation of saturated hydrocarbons : en
  • CA433900A - Electrical precipitator for minute dust particles : en fr
  • DK64383C - Procedure for Impregnation of Fabric Containers or Other Fabric Fabrics. : da en
  • ES12678U - Stopper for all kinds of containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172747A3 - IMPROVEMENTS IN OR RELATED TO SPLICES AND TERMINATIONS FOR ELECTRIC POWER CABLES : en es
  • CA433958A - Two-part last : en fr
  • AU1361644A - Power driven implement for digging postholes andthe like : en
  • US2397679A - Paraffin scraper : en
  • US2397756A - Thermoelectric device : en
  • CA433956A - Railway switch operating mechanism : en fr
  • ES172765A1 - A PROCEDURE FOR TRANSFORMING THE TURT OF ALMONDRA AMRAGA IN A PRODUCT SUITABLE FOR CATTLE FEEDS : en es
  • US2397562A - Audience demand meter : en
  • CA433964A - Cigarette case : en fr
  • FR908256A - Lubricating pump whose elements, mounted in series, have a supply piston and a delivery piston : en fr
  • AU1306244A - An improved pipe cleaner : en
  • AU134776B2 - Improvement in reflection reducing coatings : en
  • ES12635U - Box of multiple contact sockets for electric currents (Machine-translation by Google Translate, not legally binding) : en es
  • ES11417Y - Combs device with the burrs or beards resulting from the molding externalized towards the edges of the tines corresponding to one side of the comb. : en es
  • FR908136A - Letter box with automatic date and date indicator that can be associated with an illuminated advertising device : en fr
  • FR908326A - Butcher's circular saw : en fr
  • US2397779A - Toy : en
  • AU1194643A - Molded plastic electrical fuse construction : en
  • FR908125A - Watch lens fixing device : en fr
  • GB576462A - Improvements in kilns : en
  • US2397489A - Automatic blade pitch control for helicopter rotor or airscrew : en
  • ES12171Y - Apparatus for destruction of insects and harmful animals. : en es
  • AU121213B2 - Photo-electrically controlled apparatus for effecting the delivery toor the introduction into glass bottles and like containers of glass treating substances : en
  • FR908319A - Method and device for fixing a cutting tool of a machine tool, with a cylindrical shank, in an intermediate support cone : en fr
  • ES12695U - Folding basket for purchase. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908163A - advanced drawing square : en fr
  • GB576387A - Improvements in building constructions : en
  • US2397792A - Cooling system for marine vehicles : en
  • FR908347A - Automatic cup and spoon sharpener for shoe machines : en fr
  • FR908330A - Apparatus for separating the carbon remaining in the cinders from the gasifiers : en fr
  • GB576432A - Improvements in the manufacture of ethylbenzene : en
  • FR908147A - Distortion compensation in single sideband amplifiers : en fr
  • US2397813A - Display form : en
  • US2397774A - Adhesive tape : en
  • US2397787A - Ultra high frequency coupling device : en
  • US2397682A - Jar lifting device : en
  • US2397811A - Computing apparatus : en
  • AU1365344A - Improvements in or relating to spreaders for fertilizers andthe like : en
  • US2397539A - Remote-control system : en
  • US2397586A - Blower type of mattress renovating machine : en
  • FR908282A - Apparatus for making cigarettes : en fr
  • US2397519A - Welder handle : en
  • US2397750A - Means for fastening tie-plates upon crossties : en
  • USD144341S - Design for a coat : en
  • US2397771A - Diesel fuel oil : en
  • US2397648A - Splint : en
  • US2397663A - Warp-knitting machine : en
  • US2397794A - Carillon toy : en
  • FR908342A - Improvements to machines for returning used journals from crank shafts : en fr
  • ES12219Y - Apparatus for cleaning combs. : en es
  • GB576488A - Improvements relating to collapsible vehicles : en
  • FR908107A - Ear protection device against heat and cold : en fr
  • FR908329A - Security device for locks or other applications : en fr
  • GB576360A - Improvements in radio aerials : en
  • CA433942A - Navigation instrument : en fr
  • ES172786A1 - PROCEDURE FOR THE DECORATION OF ARTICLES OF PORCELAIN, TILES, COOKED LANDS AND ALL KINDS OF CERAMICS : en es
  • FR908101A - Adaptable wheel : en fr
  • FR908253A - Pair of differentiated propellers and its applications : en fr
  • GB576366A - Improved arrangement of a thermocouple for use in connection with high frequency electric heating apparatus : en
  • CA433944A - Organic compound production : en fr
  • US2397486A - Seal : en
  • US2397702A - Agent for mineral oils and mineral oil composition containing the same : en
  • FR908316A - Method and apparatus for bringing liquids to a micro-mist state : en fr
  • FR908323A - Improvements to paper peelers : en fr
  • GB576418A - Improvements in or relating to resin bonded composite ply products : en
  • US2397478A - Electric cooker : en
  • FR908241A - Method and device for collecting milk : en fr
  • FR908201A - Advanced metal formwork for molding real estate constructions : en fr
  • GB576402A - Improvements in the manufacture of piston and other rings : en
  • US2397881A - Signaling system : en
  • US2397854A - Electron discharge device : en
  • USD144314S - Schraysshuen jewelry pin or similar article : en
  • US2397666A - Method of producing luminescent material : en
  • ES12683U - Switch for electric current. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576393A - Improvements relating to projection lanterns employing electric arcs : en
  • CA433870A - Sewing machine attachment : en fr
  • ES12654U - Chain with adjustable coupling, for various suspension, clamping and transmission applications. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397718A - Centrifugal pump mechanism : en
  • USD144294S - Design fob a dress : en
  • FR908243A - Woody fiber retting process : en fr
  • ES12181Y - Container for powdered substances. : en es
  • GB576429A - Improved method of and means for the heat treatment of chains and other lengthy flexible articles : en
  • GB576422A - Improvements in or relating to structures built up from laminated material : en
  • CA433935A - Rivet setting tool : en fr
  • GB576400A - Improvement in spectacles : en
  • ES172758A1 - A PERFECTED PROCEDURE FOR ENERGY PRODUCTION, THROUGH ATOMIC INTEGRATION : en es
  • FR908131A - Locking device for maneuvering control devices actuated by pressurized fluid, in particular in gear change mechanisms of motor vehicles : en fr
  • US2397798A - Machine tool for metal turning and the like : en
  • US2397836A - Cooker : en
  • US2397755A - Lift : en
  • USRE22737E - Method and machine for pro : en
  • US2397523A - Steam generator : en
  • IE17327L - Pipe joints : en
  • ES12682U - Type of security lock. (Machine-translation by Google Translate, not legally binding) : en es
  • USPP672P - Bose plant : en
  • FR908247A - Clasp for watch strap : en fr
  • CA433946A - Inking pad : en fr
  • FR908169A - Container : en fr
  • GB576451A - Improvements in spark testing apparatus for insulated electric cables and wires : en
  • AU1108943A - Improvements in methods of producing or refining aluminium : en
  • US2397637A - Switch box ear : en
  • US2397662A - Method of preparing lubricating : en
  • CA433884A - Joint-covering strip : en fr
  • ES172710A1 - IMPROVEMENTS IN THE CONSTRUCTION OF DRILL PLATES : en es
  • US2397598A - Sole-molding machine : en
  • US2397795A - Gauge : en
  • US2397480A - Variable-speed transmission : en
  • US2397650A - Manufacture of glue : en
  • US2397520A - Carburetor : en
  • US2397861A - Stop means for rotating shafts : en
  • US2397853A - Gluing device : en
  • AU131679B2 - Television system : en
  • FR908296A - Device for packing liquid containers in cardboard boxes : en fr
  • ES172725A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • US2397846A - Apparatus for analysis of gas : en
  • US2397856A - Decorative button : en
  • CA433965A - Insulating sheet or strip : en fr
  • US2397656A - Derivatives of the cyclopentanoperhydrophenanthrene series and process of making same : en
  • CA433953A - Perforating machine : en fr
  • AU117246A - Improvements in and relating to electrically insulating arrangements : en
  • AU255446A - Electron discharge devices and associated circuits : en
  • US2397833A - Slide feed : en
  • USD144321S - Schraysshuen jewelry pin or similar article : en
  • CA433908A - Alternating current motor control system : en fr
  • GB576425A - Improved method of and means for measuring the density of a small area of a photographic negative or other semi-transparency : en
  • AU121216B2 - Improvements in electric switch construction : en
  • US2397690A - Sealing flange for kitchen sinks and like fixtures : en
  • FR908331A - Construction system and elements for its realization : en fr
  • US2397618A - Packing material : en
  • FR908335A - Improvements to the faces of sunglasses adaptable to the glasses : en fr
  • GB576435A - Improved process for the halogenation of unsaturated aldehydes : en
  • AU250046A - Improvements relating to hydraulic mechanisms : en
  • US2397711A - Gun sight : en
  • FR908209A - Electric motors, transformers and their manufacturing process : en fr
  • ES172708A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MIXING MACHINES : en es
  • FR908190A - Drum brake and inner shoe improvements : en fr
  • AU123324B2 - Improvements in radio aerials : en
  • CA433972A - Apparatus for making retractile cord : en fr
  • AU121227B2 - Improvements in or relating to spark control : en
  • CA433962A - Sewing machine thread case retaining device : en fr
  • US2397487A - Loading attachment for tractors : en
  • ES172699A1 - A PROCEDURE FOR THE MANUFACTURE OF HARD SOURCE SOAP, WITH OLIVE OILS OR ORIGINAL OILS, WITH A FIFTY PER CENT OF COLOPHONY ON THESE : en es
  • FR908268A - Method and apparatus for measuring the rotational speed of a gyroscope : en fr
  • GB576431A - Improvements in or relating to safety guards for belt-driven shafts : en
  • GB576465A - Improvements in and relating to the cooling of the valves of internal combustion engines : en
  • CA433869A - Arcuate surface machining machine : en fr
  • USD144326S - Design for a soap dish : en
  • ES12198Y - School inkwell. : en es
  • GB576367A - Improvements in vee link driving belts : en
  • US2397632A - Airplane : en
  • FR908168A - Process for preparing sterilized ampoules of pure acetylcholine chloride : en fr
  • US2397776A - Centrifugal hammer : en
  • AU128998B2 - Process for treating acid sludge : en
  • US2397540A - Ratio circuit : en
  • USD144301S - Design foe a reel for tape cores : en
  • GB576457A - Improvements in or relating to wheels : en
  • ES12693U - Pantograph perfected, especially for the manufacture of signs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908116A - Fixing of metal parts to all ceramic parts : en fr
  • GB576397A - Improvements in or relating to the manufacture of vinyl esters : en
  • GB576467A - Improvements in and relating to road surfaces, road foundations and similar layers : en
  • CA433968A - Material handling apparatus : en fr
  • US2397739A - Forming tool for wire anchors : en
  • US2397761A - Automatic fire extinguisher : en
  • USD144307S - Design for a game board : en
  • FR908160A - Combination padlock : en fr
  • FR908208A - Motor vehicle for impassable terrain : en fr
  • FR908286A - Anti-skid method and device for road vehicles : en fr
  • AU125941B2 - Improvements in or relating to antiknock agents : en
  • AU981743A - The manufacture of moulded articles : en
  • FR908153A - Apparatus for unwinding rayon cakes : en fr
  • US2397707A - Floor cleaning apparatus : en
  • FR908257A - Device for underwater research : en fr
  • US2397550A - Inclinometer : en
  • US2397713A - Motion-picture projector : en
  • ES12672U - Type of own trinket for the formation of necklaces, bracelets and similar objects. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397625A - Thermionic feed-back amplifier : en
  • FR908175A - Pressurized liquid accumulator : en fr
  • GB576407A - Improvements in or relating to sheet-feeding apparatus : en
  • ES11947U - A dictionary device with successively alphabetized voices in a plurality of languages and in respective correspondence in all of them (Machine-translation by Google Translate, not legally binding) : en es
  • US2397537A - Suction cleaner : en
  • ES172345A1 - A NEW THREE HOOK RANGE SCARIFIER CULTIVATOR : en es
  • USD144304S - Design for a mirrok frame or the like : en
  • ES11390Y - Improved bell for bicycles. : en es
  • FR908183A - Improvements to devices for hydraulic control of vehicle brakes and others : en fr
  • US2397733A - Apparatus for handling and coating containers : en
  • ES172740A1 - IMPROVEMENTS IN THE TRANSMISSION SYSTEMS WITH CLUTCH AND SPEED CHANGES : en es
  • FR908305A - Chains coupled with moving rings in the form of a board game : en fr
  • FR908343A - System of opening, certain, rapid or delayed parachutes : en fr
  • ES12164Y - Sack or container for packaging dirty clothes. : en es
  • ES172795A1 - PROCEDURE TO CONVERT IN MOLDING, TRANSPARENT OR COLORED PLATES OR BARS, ALL KINDS OF HORNS AND CORROSIVE WASTE : en es
  • FR908214A - Improvements to furnaces and processes for annealing metal pipes : en fr
  • US2397692A - Surface active rosin derivatives : en
  • US2397600A - Resinous material : en
  • FR908245A - Improvement applicable to certain speed variation systems : en fr
  • US2397694A - Connection device : en
  • US2397780A - Fastening means : en
  • US2397647A - Roller-bearing axle : en
  • ES172735A1 - A PROCEDURE FOR MANUFACTURING LUMINOUS COLORS WITH RADIOACTIVE COMPONENT : en es
  • FR908271A - Guard rail for hand loading of rails onto wagons : en fr
  • US2397683A - Boat : en
  • CA433911A - Motor control system : en fr
  • FR908313A - Combat cart : en fr
  • GB576369A - Improvements in and relating to electron discharge devices and lens systems therefor : en
  • AU1215243A - Improvements in and relating to electrical condensers : en
  • CA433936A - Sock heel knitting method : en fr
  • US2397863A - Tire spreader : en
  • ES11957Y - Improvement in hair perm devices : en es
  • FR908340A - Electric heater : en fr
  • ES12161Y - Folding chair for field and beach. : en es
  • CA433903A - Circuit interrupter : en fr
  • CA433939A - Wave signalling system : en fr
  • ES12674U - Independent visual triple effect panel. (Machine-translation by Google Translate, not legally binding) : en es
  • AU132058B2 - Improvement in antenna : en
  • ES12681U - Type of recessed lock. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397578A - Typewriting machine : en
  • US2397843A - Shoe press : en
  • US2397748A - Vehicle lighting system : en
  • ES11794Y - Tablecloths cut to the edge and reinforced with a special system. : en es
  • AU121217B2 - Improvements in or relating to temperature-responsive control apparatus, and refrigeration systems including such temperature responsive control apparatus : en
  • AU130170B2 - Improvements in foldable baby carriages : en
  • US2397590A - Apparatus for distributing seed or powdered and like materials on the ground : en
  • US2397526A - Aircraft : en
  • US2397855A - Pneumatic fly sprayer : en
  • USD144333S - Design fok a coat : en
  • FR908162A - Synchronized radio network control center : en fr
  • ES12468U - Electric pocket torch. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908333A - Oscillating valve insert for measuring instrument : en fr
  • AU133167B2 - Color television : en
  • US2397549A - Portable bottle carrier : en
  • US2397667A - Acyl-guanylureas and their preparation : en
  • GB576415A - Improvements in electro-magnetic landing beams for aircraft : en
  • US2397603A - Shearing apparatus : en
  • US2397465A - Two-stage control : en
  • US2397889A - Fastening device : en
  • US2397845A - Apparatus for analysis of gas : en
  • US2397878A - Parking meter mechanism : en
  • CA433974A - Organic compound oxidation : en fr
  • ES12167Y - Perfect shaker. : en es
  • FR908279A - Gear reducer, servo-variable : en fr
  • US2397678A - Torpedo exploding mechanism : en
  • US2397499A - Crutch tip construction : en
  • US2397507A - Remote-control gun charger : en
  • CA433912A - Oxidation catalyst : en fr
  • AU132261B2 - Frequency converter system : en
  • CA433890A - Rubber composition : en fr
  • FR908291A - Improvements to needle bearings : en fr
  • GB576430A - Adjustable supports or frames for pictures, showcards, photographs, mirrors, advertisements and the like : en
  • GB576479A - Improvements in or relating to footwear : en
  • USRE22739E - Booster pump fob aircraft fuel : en
  • FR908210A - Clasp for ladies' bags and similar receptacles : en fr
  • ES172712A1 - A PROCEDURE FOR THE MANUFACTURE OF STOCKINGS AND SOCKS : en es
  • US2397624A - Lasting machine : en
  • ES12183Y - Neon sign. : en es
  • ES12186Y - Tabernacle armored against fire and theft. : en es
  • ES172752A1 - A DEVICE FOR SHARPENING BLADES OF MOWER MACHINES : en es
  • FR908223A - Single sideband radio wave amplification method : en fr
  • FR908341A - Filter for liquid and gaseous fuels : en fr
  • GB576383A - Improvements in or relating to hoppers for granular material : en
  • ES12215Y - Bowie knife. : en es
  • US2397806A - Electrode stem clamp : en
  • FR908233A - Improvements to amplifiers : en fr
  • GB576384A - An improved resinous material and products therefrom : en
  • ES172737A1 - A PROCEDURE, WITH ITS CORRESPONDING DEVICE, TO COMPRESS AND STAMP THE SILICA (GLASS) : en es
  • US2397886A - Cement composition and method of making same : en
  • USD144308S - Fuselage for grounded aviation trainers : en
  • FR908294A - Electric switch : en fr
  • US2397587A - Transmission : en
  • AU132432B2 - Improvements in acetylene generators : en
  • AU220146A - Radio guiding system : en
  • ES172778A1 - A PROCEDURE TO BENEFIT THE SULFUR OF THE MINERALS THAT CONTAIN IT : en es
  • US2397541A - Belt guard : en
  • ES172763A3 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL SIGNALING SYSTEMS : en es
  • FR908220A - Further development in the manufacture of cathode-ray oscillograph bulbs : en fr
  • US2397488A - Churn : en
  • CA433914A - Centreless grinding or abrading machine : en fr
  • AU242946A - Improvements in meat choppers : en
  • US2397790A - Invalid chair : en
  • US2397819A - Motion reproducing device : en
  • CA433877A - Pencil-bonded pad : en fr
  • US2397498A - Esterification of salicylic acid : en
  • US2397529A - Burner for army type stoves : en
  • US2397640A - Damping valve for shock absorbers, resilient devices, dashpots and the like : en
  • AU261846A - Process for preparing zirconium compounds : en
  • US2397579A - Sound reproducing system : en
  • US2397732A - Mildewproofing : en
  • US2397891A - Oxidation of acrolein to acrylic acid : en
  • GB576445A - Improved means for destroying military land mines : en
  • ES171236A1 - A PROCEDURE FOR THE PREPARATION OF COFFEE INFUSION : en es
  • US2397621A - Fluid pressure motor : en
  • CA433938A - Filtration : en fr
  • US2397623A - Transfer : en
  • ES172782A1 - VIBRATING SHOCK ABSORBER ELASTIC WHEEL SYSTEM : en es
  • FR908102A - Selective transmission of rotary motion : en fr
  • GB576460A - Improvements in and relating to high-frequency oscillators : en
  • FR908304A - Minesweepers : en fr
  • FR908272A - Apparatus for basing or threading superimposed fabrics : en fr
  • FR908172A - Improvements to workshop handpieces : en fr
  • GB576439A - Improvements relating to vehicle brake mechanism : en
  • US2397749A - Clamp : en
  • US2397895A - Organo-siloxanes and methods of preparing them : en
  • FR908157A - Improvements in pulse and ultra-short wave generator devices : en fr
  • GB576365A - Improvements in or relating to anti-static coatings for films : en
  • ES12213Y - Perfect cover for canteens. : en es
  • ES172707A1 - A PERFECT PROCEDURE FOR THE CONTROL OF ALTERNATING CURRENT ELECTRICAL CIRCUITS : en es
  • FR908123A - Apparatus for incubating eggs : en fr
  • FR908110A - Removable frame device in reinforced cement or agglomerates : en fr
  • FR908173A - Improvement to wheels with brakes mainly disc brakes : en fr
  • US2397675A - Sand slurry valve : en
  • FR908295A - Process for obtaining photographic images in natural colors, based on the principle of the trichrome method : en fr
  • GB576373A - Device for use in the removal of roof supporting bars or beams in mines and for similar purposes : en
  • AU121203B2 - Improvements in and relating to electrical condensers : en
  • GB576481A - Improved quick release box for parachute harness : en
  • US2397527A - Remote indicator : en
  • US2397609A - Communication booth : en
  • US2397491A - Twister ring : en
  • AU134631B2 - Improvements in or relating to the preparation of alkyl esters 4 -(2 (4-carboxy) theazolidin yl) phenaceturic acid and derivatives thereof : en
  • AU130637B2 - An oil separator foran electric aeronautic device such asan ice eliminating system : en
  • GB576476A - Preparation of therapeutic sera : en
  • CA433979A - Flour quality improving agent : en fr
  • USD144287S - Design fok a hand mirror frame : en
  • US2397708A - Bottle carrier : en
  • FR908191A - Process for improving the creep resistance of austenitic alloys and alloys thus obtained : en fr
  • FR908198A - Improvements to devices for impregnating and corrugating sheet materials : en fr
  • FR908135A - Contact lens with open scleral part : en fr
  • AU125446A - Improvements in or relating to agricultural tractors or vehicles : en
  • US2397639A - Catalytic isomerization of olefinic hydrocarbons : en
  • USD144319S - Design fox a jewelry pin ok, similar, akttcle : en
  • FR908284A - Catapult toy : en fr
  • FR908250A - Burst device imitating the sound of a submachine gun : en fr
  • ES12684U - Switch for electric current, with attached fuse. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12685U - Dosing case. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576450A - An improved milling machine for use in die-sinking : en
  • ES172780A1 - A PROCEDURE FOR THE MANUFACTURE OF SUGAR PILES BY COMPRESSION STARTING FROM GRANULATED SUGAR : en es
  • US2397825A - Production of methylol urea ethers : en
  • ES172680A1 - IMPROVEMENTS INTRODUCED IN STEAM ENGINE MACHINES, ESPECIALLY IN THOSE INTENDED FOR THE PROPULSION OF VESSELS : en es
  • GB576490A - Improvements in and relating to thermocouples for total radiation pyrometers : en
  • AU121228B2 - Filled detachable radio shielded spark plug lead : en
  • US2397522A - Process for the electrodeposition of tin alloys : en
  • US2397646A - Method of applying patches to woven-wire cloth : en
  • USD144318S - Jewelry pin or similar article : en
  • US2397745A - Adding machine : en
  • US2397504A - Machine tool : en
  • GB576491A - Improvements in or relating to electric conductors : en
  • ES12660U - Beater for espresso machine. (Machine-translation by Google Translate, not legally binding) : en es
  • USRE22740E - Sack jigger : en
  • FR908327A - Preparation process for reinforced film : en fr
  • US2397471A - Method of producing strain-free thermoplastic articles : en
  • FR908248A - Steam or compressed air device : en fr
  • GB576368A - Improvements in self-propelled vehicles, particularly for use in mines : en
  • ES12653U - Improved buckle for ladies suspenders (Machine-translation by Google Translate, not legally binding) : en es
  • GB576459A - Improvements in the mounting of pictures, photographs, designs, letter-press, and the like : en
  • CA433887A - Two-stage fan : en fr
  • AU846A - Improvements in or relating toa locating and identifying system : en
  • US2397902A - Culinary utensil : en
  • CA433902A - Expulsion-type excess-voltage protective device : en fr
  • US2397510A - Hand grenade : en
  • AU132349B2 - High frequency amplifier : en
  • US2397531A - Radio beacon system : en
  • US2397842A - Receiver selectivity control : en
  • FR908170A - Improvements to frequency modulated wave detection devices : en fr
  • US2397784A - Apparatus for determining ballistic factors : en
  • USD144299S - Design for a lady s suit : en
  • FR908263A - Telescopic device, especially for catching fish when angling : en fr
  • FR908288A - Heating device that can be combined with a stove-stove : en fr
  • GB576458A - Improvements in or relating to devices for securing separable members in a detachable manner : en
  • GB576396A - Novel or improved device for facilitating dressing of grinding wheels : en
  • ES172695A1 - IMPROVEMENTS IN CLUTCH CLUTCHES : en es
  • DK64376C - Murbinder. : da en
  • FR908178A - Method and machine for repeated torsion fatigue testing of metals : en fr
  • FR908222A - Cold backflow filter : en fr
  • GB576470A - An improved lubricating grease composition : en
  • CA433894A - Vehicle steering mechanism : en fr
  • AU1448344A - Improvements in or relating tothe treatments the surface of glass to reduce the proportion of incident light reflected thereby : en
  • CA433967A - Signalling system : en fr
  • ES171695A1 - AN AIR-DRIVEN SPEED REGULATOR, APPLICABLE TO SPARK ENGINES AND DIESELS : en es
  • US2397894A - Means for distributing hay in barns : en
  • US2397736A - Hydraulic control system : en
  • FR908124A - Apparatus for bringing eggs to hatch after incubation : en fr
  • ES12656U - Inkwell with reservation deposit. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397883A - Automatic torque converter transmission : en
  • US2397564A - Peanut butter and process of manufacturing the same : en
  • ES12650U - Liquid volume measuring device with counter for their output. : en es
  • FR908310A - Process for the manufacture of thread rolling cylinders : en fr
  • USD144302S - Design for a mirror frame or the like : en
  • US2397474A - Safety shutoff device for furnaces : en
  • US2397542A - Alkylation : en
  • US2397633A - Arachnicides : en
  • CA433893A - Actuating cylinder : en fr
  • AU121202B2 - Molded plastic electrical fuse construction : en
  • AU121209B2 - Improvements in or relating to beneficiation of frother flotation : en
  • GB576474A - Devices for influencing the control grids of high voltage vapour discharge vessels by means of impulses : en
  • USD144281S - Design for a game board : en
  • USD144286S - Design for an athletic supporter : en
  • US2397800A - Gun : en
  • ES12694U - Pencil case for the lips. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908252A - Air turbine for airplanes : en fr
  • AU127580B2 - Improvements in, and relating to, cutlery : en
  • GB576468A - Improvements in linings for ball and like crushing mills : en
  • USD144292S - Diamond mirror frame or the like : en
  • US2397725A - Electrical ignition system : en
  • US2397518A - Fire control valve and fuel line : en
  • FR908338A - New dyes from the anthraquinone series : en fr
  • US2397569A - Machine gun recharger : en
  • US2397657A - Control mechanism for rocket apparatus : en
  • ES12154Y - Utensil for the replacement of tires of bicycles, motorcycles and other light vehicles. : en es
  • USD144324S - Unitfd statfs patfnt officf : en
  • CA433895A - Carrier wave transmitter : en fr
  • US2397479A - Watering trough for poultry and means for automatically controlling the supply of water thereto : en
  • FR908143A - Device for lubricating the timing and other secondary joints of an engine : en fr
  • DK64373C - Air-cooled, periodically operating Absorption cooler. : da en
  • US2397660A - Arch hook : en
  • CA433892A - Electrical signalling system : en fr
  • AU1310144A - Improvements in or relating to arrangements for defining a glidepath for landing aircraft : en
  • US2397644A - Means for sharpening safety razor blades : en
  • CA433866A - Warning indicator for airplane instrument panels : en fr
  • US2397554A - Handling device : en
  • US2397664A - Liquid pump of the centrifugal type : en
  • GB576477A - Improvements in or relating to agricultural tractors and self-propelled cultivators : en
  • US2397573A - Means for adjusting camera bed plates : en
  • GB576381A - Improvements in or relating to display apparatus for shop windows and the like : en
  • DK64374C - Scooters for Centrifugal Blowers or Centrifugal Pumps. : da en
  • FR908166A - Water tube boiler : en fr
  • USD144310S - Design for a salad server : en
  • GB576363A - Improvements in or relating to the production of derivatives of synthetic linear polyamides : en
  • GB576463A - Improvements in electric tumbler switches : en
  • CA433873A - Razor blade holder : en fr
  • AU197046A - Frequency converter system : en
  • US2397638A - Conversion of hydrocarbons : en
  • AU121239B2 - Improved method of and apparatus for preparing plaster bandages : en
  • FR908142A - Pressure relief device for combustion or explosion engines : en fr
  • GB576395A - Improvements in and relating to portable power units : en
  • GB576437A - Improved union for pipes and similar purposes : en
  • US2397481A - Method of treating water jackets for engine cylinders : en
  • US2397533A - Method of making cathodes : en
  • US2397563A - Drilling machine : en
  • US2397700A - Flexible coupling : en
  • US2397535A - Moving web recording machine : en
  • US2397804A - Vibration and shock mounting for fragile instruments : en
  • ES172803A1 - AN ELECTRIC DISCHARGE LAMP, WITH A GAS OR VAPOR CHARGE : en es
  • FR908120A - Toy featuring transformable railway vehicles : en fr
  • US2397697A - Bottom construction for cribs : en
  • CA433920A - Food mixer power unit : en fr
  • FR908158A - Improvements to airtight joints between glass and metal in high power electronic tubes : en fr
  • US2397696A - Comb : en
  • AU197646A - High frequency amplifier : en
  • US2397885A - Frequency diversity telegraph system : en
  • ES12218Y - Mechanical pencil. : en es
  • FR908189A - Process for obtaining commercial baker's yeast with intense production of alcohol : en fr
  • ES12212Y - Sole or pneumatic floor for all kinds of footwear. : en es
  • FR908303A - Toothbrush, brushes in general with improved assembly and adjustment : en fr
  • FR908314A - Electric radiation furnace for the combined drying and reheating of fine foundry molds : en fr
  • ES172684A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CLOSURES FOR VESSELS : en es
  • US2397610A - Part supplying device : en
  • AU121226B2 - Improvements in stabilized solutions of derivatives ofp-amino benzene sulphonamide : en
  • US2397671A - Automobile door lock : en
  • US2397643A - Hot-water type food broiler : en
  • USD144311S - Jewelry fin or similar article : en
  • CA433878A - Optical reflecting material : en fr
  • GB576420A - A new or improved control system for motor vehicles : en
  • US2397897A - Method of drying moisture laden articles : en
  • ES172690A1 - IMPROVEMENTS INTRODUCED IN OPTICAL LENS SYSTEMS : en es
  • US2397536A - Suction cleaner : en
  • US2397791A - Amphibious vehicle : en
  • FR908283A - Magazine box for motion pictures : en fr
  • US2397688A - Electric outlet box : en
  • USD144283S - Design for a mirror frame or the like : en
  • ES172698A1 - IMPROVEMENTS IN THE SCALES, BALANCES AND SIMILAR : en es
  • DK64380C - Steering device for agricultural machinery, in particular seed drills. : da en
  • CA433927A - Power transmission : en fr
  • AU241140A - Improvements in or relating to devices for finding the direction and / or distance of stationary or moving bodies, vehicles or carriages : en
  • AU121206B2 - Improvements in noise reduction circuits of sound recording systems : en
  • US2397901A - Apparatus for measuring molten metal temperatures : en
  • US2397460A - Sewing thread for elastic fabrics : en
  • FR908301A - Improvements in photographic sound recording : en fr
  • FR908320A - Tire lifts : en fr
  • FR908328A - Tanning products and their manufacturing process : en fr
  • DK64385C - Continuously operating Extraction Press. : da en
  • US2397734A - Engine : en
  • FR908249A - Perfected armchair : en fr
  • GB576403A - Improvements in adjustable stays for vehicle windshields : en
  • US2397490A - Apparatus for removing bark from slabs : en
  • USD144303S - Design for a mirror frame or the like : en
  • US2397601A - Purifying dicyclopentadiene : en
  • USD144337S - Design for a coat : en
  • US2397506A - Method of making luggage framework : en
  • CA433874A - Automobile wheel affixing apparatus : en fr
  • US2397710A - Acceleration belt and stocking for aviators : en
  • DK64379C - Safety matchbox. : da en
  • AU121215B2 - Improvements in or relating to flexible liquid containers : en
  • US2397810A - Metal heating or melting furnace : en
  • US2397497A - Method and means for demagnetizing : en
  • US2397764A - Spark gap for use more particularly in high-frequency ignition systems for internal-combustion engines : en
  • US2397596A - Electric signaling system : en
  • US2397788A - Hook for double heddle bars : en
  • AU258146A - Prosthetic apparatus for grave shortness ofthe leg or for total mutilation ofthe foot : en
  • CA433916A - Electrolysis of magnesium chloride fusions : en fr
  • US2397796A - Accumulator : en
  • FR908105A - Monolithic and rot-proof burials : en fr
  • AU121207B2 - Improvement indie stock andthe like and process of making same : en
  • DK64378C - Test Foundation for Measuring Propeller Braking Torque in Airplane Engines. : da en
  • FR908306A - Prefabricated reinforced concrete vault beam for making reinforced concrete floors without formwork : en fr
  • GB576427A - Improvements in or relating to the production of aldehydonitriles : en
  • ES11170Y - Support for stirring rods in engines for this purpose. : en es
  • CA433961A - Shoe manufacture : en fr
  • FR908346A - Objective turret for cinematographic cameras : en fr
  • US2397658A - Combustion apparatus : en
  • US2397723A - Zinc base alloys : en
  • US2397566A - Gas adsorption : en
  • US2397832A - Manufacture of cartridge links : en
  • US2397852A - Glassmaking furnace : en
  • FR908219A - Hot water storage and distribution device : en fr
  • GB576401A - Aryl-dicyandiamides : en
  • AU259146A - Method for increasing the power and efficiency of electrostatic machines ofa given size : en
  • CA433926A - Sulphur dioxide production : en fr
  • AU134786B2 - Prosthetic apparatus for grave shortness ofthe leg or for total mutilation ofthe foot : en
  • CA433960A - Lasting machine : en fr
  • GB576438A - Improvements in or relating to apparatus for burning gaseous and/or pulverised fuel : en
  • GB576398A - Improvements relating to electric switchgear having arcing contacts : en
  • US2397482A - Spraying machine : en
  • US2397634A - Automatic transmission : en
  • AU121210B2 - An improved pipe cleaner : en
  • AU1232443A - Improvements in electric switch construction : en
  • CA433948A - Polymerization apparatus : en fr
  • CA433952A - Printing telegraph : en fr
  • FR908348A - Improvements to electric hotplates, especially for electric stoves and cookers : en fr
  • US2397577A - Interrupter for flexibly mounted guns : en
  • US2397622A - Apparatus for coating material in strand form : en
  • US2397620A - Transmission : en
  • US2397772A - Electrical filter : en
  • USD144329S - Design for a shoe : en
  • AU121220B2 - Improvements in and relating to pneumatic tube conveyor systems : en
  • US2397704A - Safety controls for gaseous fuel burners : en
  • US2397731A - Method and apparatus for radium coating mechanism : en
  • ES12675U - Pliers with special characteristics (Machine-translation by Google Translate, not legally binding) : en es
  • USD144295S - Ischinger cross stand : en
  • ES12227Y - Fire lighter appliance. : en es
  • CA433879A - Pressure control apparatus : en fr
  • FR908134A - Eye molding apparatus and method of manufacturing contact lenses : en fr
  • CA433923A - Abrasion resistance alloy : en fr
  • CA433941A - Weld splash shield : en fr
  • CA433959A - Tape applying machine : en fr
  • US2397837A - Apparatus for testing telephone lines : en
  • US2397548A - Resinous condensation products : en
  • US2397789A - Method and apparatus for casting metal : en
  • US2397816A - Exhaust turbosupercharger : en
  • US2397619A - Sewing and roughening machine : en
  • US2397880A - Carrying means for containers : en
  • US2397568A - Shockproof electrical resistor : en
  • US2397760A - Recovery of hydrogen halide : en
  • CA433922A - Belting manufacture : en fr
  • CA433978A - Flour treating mixture : en fr
  • FR908280A - Self-aerating device : en fr
  • US2397782A - Road material mixing machine : en
  • US2397896A - Shear press : en
  • FR908216A - Method and apparatus for obtaining color motion pictures and films thus obtained : en fr
  • US2397743A - Ornamental fabric and method of production : en
  • US2397476A - Method and apparatus for controlling moving vehicles : en
  • USD144323S - Jewelry fin or similar article : en
  • CA433963A - Shoe machine : en fr
  • FR908104A - Improvements in aircraft assembly : en fr
  • FR908297A - Device intended to accelerate and improve chemical reactions, dissolutions, homogenizations between a fluid and a solid or more fluids in contact : en fr
  • FR908315A - Watering device for reaction or washing towers or columns : en fr
  • GB576453A - Improvements in fur pelt or skin stretching mechanism : en
  • AU196946A - Improvement indirection finders : en
  • ES12655U - Reinforced cardboard boxes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397758A - Pulping machine : en
  • ES12648U - A hitch applicable to all kinds of beds and similar furniture (Machine-translation by Google Translate, not legally binding) : en es
  • GB576386A - Improvements in or relating to power transmission systems : en
  • FR908197A - Wireless heating device for permanent ripple : en fr
  • GB576414A - Improvements in or relating to photoelectric cells : en
  • US2397715A - Production of aromatic bodies : en
  • US2397721A - Window construction : en
  • USD144296S - Design fob a dish : en
  • US2397631A - Unsaturated carbamate : en
  • US2397785A - Electromagnetic pump : en
  • USD144312S - Jewelry pin or similar article : en
  • US2397765A - Venetian blind : en
  • AU130208B2 - Improvements relating toa method of and device for anchoring single and plural layer cables : en
  • CA433950A - Strip feeding and bursting device : en fr
  • ES172730A1 - IMPROVEMENTS INTRODUCED TO THE NEEDLE PLATE DEVICES OF A SEWING MACHINE : en es
  • ES172736A1 - A SUSPENSION SYSTEM FOR LIGHT AUTOMOBILE VEHICLES : en es
  • ES12199Y - Electric heating plate. : en es
  • ES172703A1 - IMPROVEMENTS IN THE GUIDE AND BLOCKING MECHANISMS OF THE LANZADERA, IN ITS ENTRANCE TO THE DRAWER IN THE TELARES : en es
  • FR908114A - Tie rack : en fr
  • US2397503A - Machine tool : en
  • US2397839A - Process for the recovery of toluene : en
  • ES12130Y - Swivel-adaptable backrest for application in all kinds of seating furniture. : en es
  • FR908181A - Auxiliary start and idle mixer for lean gas engines : en fr
  • ES12155Y - Cuisine type. : en es
  • ES12162Y - Protective device for carafes. : en es
  • AU867343A - Improvements inthe manufacture of vinyl chloride : en
  • US2397712A - Dive angle indicator : en
  • USD144330S - Design for an embroidered fabric : en
  • US2397592A - Resinous compositions for wire coatings and the like : en
  • US2397879A - Draft regulator : en
  • US2397823A - Forceps : en
  • US2397768A - Recovery of hydrogen halides from gases : en
  • GB576486A - Manufacture of rayon : en
  • AU2449145A - Improvements in or relating togas-producing charges suitable forthe generation of gas pressure forthe operation of mechanical devices and for blasting operations : en
  • AU261946A - Relay transmissions : en
  • GB576380A - Improvement in pneumatic finger chucks : en
  • CA433896A - Circuit interrupter : en fr
  • US2397649A - Machine for making hinges : en
  • AU168946A - Improvements in metal-to-glass seals : en
  • GB576495A - Improvements in or relating to indicating, recording or control apparatus : en
  • FR908176A - Shortwave antennas for boats : en fr
  • ES172661A1 - A PICAPORTE LOCK : en es
  • CA433949A - Strip burster : en fr
  • CA433976A - Ballot binding device : en fr
  • FR908192A - Further training in distillation apparatus : en fr
  • US2397786A - Hoe : en
  • US2397485A - Chemical process : en
  • AU1249443A - Improvements in or relating to belt drives for machine tools : en
  • US2397762A - Storage compartment in shape of catenary : en
  • US2397770A - Wrench : en
  • US2397686A - Sublimating apparatus : en
  • FR908207A - Level indicator probes : en fr
  • GB576466A - Improvements in and relating to valves : en
  • ES12166Y - Alcohol powered lamp. : en es
  • US2397847A - Fluid seal : en
  • ES12687U - Luminous medical examination device. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433951A - Vacuum gauge : en fr
  • FR908267A - Methods and apparatus for recording parameter variations on photographic emulsions : en fr
  • US2397651A - Means for securing indentification tags : en
  • ES172785A1 - PROCEDURE FOR THE DECORATION OF ARTICLES OF PORCELAIN, TILES, COOKED LANDS AND ALL KINDS OF CERAMICS : en es
  • US2397538A - Drive coupling : en
  • US2397874A - Refining fatty oils : en
  • ES11430Y - Container for dosed products. : en es
  • FR908299A - Closure system for lady's bags and other bags : en fr
  • FR908322A - Die casting device : en fr
  • US2397615A - Apparatus for drying materials : en
  • CA433867A - Sewing machine folding attachment : en fr
  • US2397670A - Change-over valve for gas dispensing systems : en
  • GB576392A - Improvements in or relating to wire straightening machines : en
  • USRE22741E - Fluorescent : en
  • US2397585A - Method of fabricating universal joints : en
  • DK64375C - Stackable chair with fixed seat. : da en
  • FR908196A - Slide rule : en fr
  • AU1172143A - Filled detachable radio shielded spark plug lead : en
  • AU131721B2 - Halogenated polymers of unsaturated hydrocarbon compounds and methods of preparing thesame : en
  • USD144328S - Design for a brush holder : en
  • AU131720B2 - Communication cables and method of making them : en
  • AU121208B2 - Improvements in or relating to belt drives for machine tools : en
  • US2397689A - Thiol derivatives : en
  • USD144300S - Glass tumbler or article of similar nature : en
  • USD144325S - Design foe a photographic enlabgek : en
  • US2397514A - Preparation of diethers of the glycols : en
  • AU137512B2 - Method for increasing the power and efficiency of electrostatic machines ofa given size : en
  • FR908240A - Switching type AC rectifier with variable brush timing : en fr
  • US2397473A - Means for testing formations in wells : en
  • US2397812A - Machine for wrapping plastic materials : en
  • USD144316S - Jewelry pin or similar article : en
  • AU133096B2 - Relay transmissions : en
  • GB576471A - Improvements in or relating to sorting machines of the manual control type : en
  • US2397468A - Stepladder : en
  • US2397892A - Fastener : en
  • FR908204A - Saving plate with its usual films : en fr
  • DK64382C - Viscosity regulator. : da en
  • FR908164A - Press for the extrusion or extrusion of metal or other tubes, in particular for the jacketing of cables : en fr
  • FR908224A - Heating device intended, in particular, for hairdressing salons : en fr
  • GB576487A - Improvements in change-speed gear of motor vehicles : en
  • US2397641A - Panty brief : en
  • CA433977A - Disc clutch : en fr
  • US2397602A - Preparation of ester polymers : en
  • US2397676A - Photographic developer compositions : en
  • US2397850A - Amplifier gain control : en
  • US2397783A - Computing instrument : en
  • FR908194A - Voltage divider for high or ultra-high frequencies : en fr
  • GB576361A - Hydrazino-1,3,5-triazino derivatives of substituted phenylarsenic compounds : en
  • US2397594A - Hydraulic motor or pump : en
  • US2397565A - Large aperture objective : en
  • AU121240B2 - Improvements in methods of producing or refining aluminium : en
  • GB576370A - Improvements in and relating to infra-red heat generators : en
  • US2397822A - Electron multiplier : en
  • USD144338S - Design for a coat : en
  • ES12692U - Table football game, working electroautomatically. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908165A - Device for killing fish after capture : en fr
  • FR908260A - Device for eliminating interference in wireless telegraphy : en fr
  • GB576364A - Improvements in or relating to direct lift aircraft : en
  • ES172702A1 - IMPROVEMENTS, WITH YOUR CORRESPONDING DEVICE, IN THE PROCEDURES OF FILLING OF CARBON WATER OR OTHER SIPHONES : en es
  • ES172720A3 - A PROCEDURE FOR OBTAINING A BACTERIOSTATIC AGENT : en es
  • US2397808A - Pile fabric for abrasive base : en
  • ES12688U - Sanitary siphon. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576436A - Improvements in or relating to centre indicators for machine tools : en
  • FR908167A - Improvements made to hanging document holders : en fr
  • GB576485A - Means for tuning magnetrons : en
  • US2397877A - Ibdi e : en
  • ES11946Y - Writing nib, particularly for fountain pens. : en es
  • FR908146A - Process for processing fruits and vegetables with a view to preserving them and simplifying their instructions for use : en fr
  • US2397512A - Automatic metal measuring and feeding device : en
  • ES12229Y - Device susceptible to various applications, electric current switch, inverter or controller and whose repair is simplified by simple expansion, reduction or replacement in a system of its elements. : en es
  • ES12197Y - An perfected sponge holder for stamp wetting : en es
  • FR908237A - Histidine manufacturing process : en fr
  • FR908231A - Flat seal, particularly intended for cylinder heads : en fr
  • FR908290A - Internal combustion engine with speed limitation by interruptible control : en fr
  • CA433865A - Rocket line storage means : en fr
  • CA433934A - Tagging machine : en fr
  • AU1263344A - Improvements in or relating to smoothing arrangements for electric power sources : en
  • BE460531A - : en
  • AU1291644A - Improvements in or relating tothe production of polymerised nitro-ethylene : en
  • US2397635A - Electromagnetic relay : en
  • US2397642A - Clutch plate : en
  • ES12651U - Table or lounge game. (Machine-translation by Google Translate, not legally binding) : en es
  • IS148B6 - Method and equipment for drying herring and fish : en is
  • CA433933A - Knitting method and machine : en fr
  • ES172746A1 - IMPROVEMENTS IN RADIOTELEGRAPHIC SYSTEMS : en es
  • US2397470A - Heating stove for closed rooms or the like : en
  • FR908137A - Crankset for cycles and others : en fr
  • US2397608A - Former for sheet metal parts : en
  • US2397502A - Valve rotating device : en