• USD143846S - Design fob a rocket motor : en
  • US2394529A - Armature winding mechanism : en
  • US2394590A - Fuse link : en
  • US2394793A - Preparation of ores for alkaline roast : en
  • CH241040A - Nail. : de en
  • CH241116A - In the telephone system provided device, by means of which an auxiliary device can be switched into one of the lines that BEZW the microphone. connect the telephone of a subscriber telephone set with the rest of this set ver. : de en
  • AU1118743A - Improvements in film lubricated bearings : en
  • AU122046A - Improvements in electric discharge lamps : en
  • ES11925Y - Rolling hanger. : en es
  • US2394907A - Lubricants : en
  • US2394922A - Furnace door operating mechanism : en
  • US2394828A - Stove : en
  • CH241062A - Device for lubricating a rotating shaft. : en fr
  • US2394643A - Evaporation process : en
  • US2394834A - Detergent : en
  • CH240971A - Rope reel. : de en
  • CH240989A - Process for the preparation of a new dithiocarbamic acid derivative. : de en
  • CH241143A - Process for the preparation of a new amide derivative. : de en
  • AU120931B2 - An improved calculating device : en
  • US2394574A - Adjustable vessel holder for field ranges : en
  • CH241011A - Camera fitted with a device for determining the aperture of the lens diaphragm. : en fr
  • US2394745A - Nut picker : en
  • AU100246A - Oxidized cellulose suture and method of making same : en
  • AU126046A - Loop antenna : en
  • US2394750A - Execution of catalytic conversions in the presence of ferrous metals : en
  • USD143824S - Design for a fur coat : en
  • USD143861S - Northrop airplane : en
  • AU82746A - Multiplex communication system : en
  • ES169337A1 - A PROCEDURE FOR THE TREATMENT OF WOOD OR OTHER CELLULOSE MATERIALS OBTAINING SUCROSE : en es
  • DK64288C - Cheese planer. : da en
  • GB575262A - Improvements in or relating to the production of ensilage and of adjuvants therefor : en
  • ES7713Y - Stopper for bottles and similar containers. : en es
  • GB575288A - Improvements in or relating to apparatus for loading wheeled vehicles with fragmentary material : en
  • CA433059A - Piezoelectric crystal : en fr
  • GR10576B - IMPROVEMENTS OF THE METHOD OF EXTRACTION OF SUGAR FRUITS FOR THE PRODUCTION OF THESE CONCENTRATED SYRUPS. : el en
  • GB575285A - Process for the production of 4-ketone and 4-sulphone derivatives of naphthasultone 1:8-naphthol sulphonic acid and 1:8-naphthol sulphonamide : en
  • ES170258A1 - A PROCEDURE WITH ITS CORRESPONDING DEVICE FOR THE MANUFACTURE OF PRINT CHARACTERS BY PRESSURE CASTING OR INJECTED CAST IRONING OF SYNTHETIC MATERIALS THAT REBUILD BY HEAT : en es
  • CH241139A - Window stay. : de en
  • US2394607A - Ship : en
  • US2394660A - Process of sulphating aluminum ore : en
  • US2394838A - Supplemental lifting finger for cutter bars : en
  • USD143884S - Design fob an electric iron or similar article : en
  • ES12474U - Security brooch applicable to necklaces, bracelets and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172110A3 - IMPROVEMENTS IN DIRECTIONAL ANTENNAS SYSTEMS FOR THE ELIMINATION OF VERTICAL CROSSING : en es
  • CA432980A - Concrete mortar mixing : en fr
  • US2394545A - Tin plate manufacture : en
  • US2394740A - Method of and machine for making inner soles : en
  • CH241163A - Process for the preparation of a new monoazo dye. : de en
  • US2394839A - Grinding attachment for twist drills : en
  • US2394614A - Double exposure prevention device : en
  • ES171979A1 - A NORIA.BOMBA FOR EXTRACTION OF WATER, BY ANIMAL TRACTION : en es
  • GB575386A - Improvements in or relating to complex esters and polymers thereof and methods of preparing same : en
  • DK64295C - Method of Making Stiff Coats for Footwear. : da en
  • ES11985Y - Desktop folder : en es
  • ES171037A1 - IMPROVEMENTS IN THE MOUNTING COLUMNS FOR THE DISTRIBUTION OF ELECTRICAL CURRENTS IN BUILDINGS : en es
  • GB575370A - Improvements in or relating to domestic or like boilers : en
  • US2394969A - Combination couch and bed : en
  • ES172167A1 - A PROCEDURE FOR THE MANUFACTURING OF CURRENT TRANSFORMERS AND DEVICE CHANGE NEEDLES ACCORDING TO THE SAME : en es
  • ES11806Y - Folding chair for beach and field : en es
  • ES11933Y - Perfected electric iron. : en es
  • GB575373A - Improvements relating to flame-cutting machines : en
  • GB575393A - Improved cork compositions : en
  • ES11930Y - Device to air pressure any powder at a distance. : en es
  • GB575335A - An improved column for dealcoholising and dehydrating by distillation : en
  • AU87446A - Radio relaying : en
  • CH241095A - Safety device on generators powered by water turbines. : de en
  • FI21087A - Livräddningsanordning : en fi
  • GB575368A - Improvements in gramophones : en
  • CH240959A - Device for storing butter. : de en
  • GB575343A - Improvements in powder metallurgy : en
  • US2394926A - Key operated telephone call transmitter : en
  • US2394553A - Snap-out manifolding unit : en
  • US2394668A - Fuel injection pump : en
  • US2394664A - Control apparatus : en
  • US2394829A - Allyl-type phosphates and their preparation : en
  • AU122346A - Screw-cutting machine : en
  • US2394939A - Arrester member for impulse couplings : en
  • US2394847A - Venetian blind : en
  • GB575312A - Improvements in or relating to telephone systems : en
  • US2394825A - Airplane tail support : en
  • CH241091A - Injection machine with screw for wrapping wires, cables, braids and the like with plastic compounds. : de en
  • ES11921Y - Variable enrollment card. : en es
  • USD143883S - Design for a fishing keel : en
  • US2394669A - Overload release device : en
  • FI21065A - The gas generator is a non-exhaust gas generator for the production of the product : en fi
  • ES9564Y - Device for cutting hair with razors. : en es
  • CH241045A - Link filing belt on filing machines. : de en
  • CH241124A - Method and apparatus for producing stacks of flat and brittle objects to be wrapped on a wrapping machine. : de en
  • US2394561A - Apparatus for mixing and placing concrete : en
  • ES172111A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ANODES : en es
  • ES11942Y - Glasses for sports. : en es
  • US2394931A - Centrifugal pump : en
  • US2394530A - Azomethines : en
  • GB575249A - Improvements in or relating to electron multipliers : en
  • GB575297A - Improvements in electrical resistors : en
  • US2394594A - Shower cabinet : en
  • ES172158A3 - IMPROVEMENTS IN VACUUM TUBE OSCILLATORS : en es
  • ES172182A1 - A METHOD OF MANUFACTURING WIRE SHEATHED IN GLASS OR CRYSTAL : en es
  • US2394770A - Alcoholysis of alkamine esters of diaryl hydroxyacetic acids : en
  • USD143876S - Design for a smoker s stand : en
  • US2394595A - Apparatus for controlling the pressure of furnace gases : en
  • US2394851A - Manufacture of detergents : en
  • US2394884A - Fid : en
  • ES11984Y - Portable lighting lamp. : en es
  • AU120929B2 - Improvements in games of skill : en
  • USD143787S - Design fob a garden cultivator : en
  • US2394566A - Process for obtaining products derived from blood : en
  • ES172169A1 - INSTALLATION FOR THE REMOTE MANEUVER OF ELECTRICAL DEVICES CONNECTORS : en es
  • FI21062A - Maneuvering arrangements for electrical equipment : en fi
  • ES11924Y - Antiseptic paper dispenser box. : en es
  • ES12395U - A packaging system applicable to postal parcels (Machine-translation by Google Translate, not legally binding) : en es
  • ES12438U - A puzzle toy (Machine-translation by Google Translate, not legally binding) : en es
  • GB575286A - Hollow building slabs : en
  • DK64284C - Process for the Preparation of the Sodium Salt of (α, γ-dioxy-β, β-dimethyl-butyryl) -β'-aminobutyric acid. : da en
  • GB575304A - Improvements in and connected with key-locked fastenings for attache cases and the like : en
  • FI21075A - For slotted slots open on the side of the sliding door : en fi
  • AU120914B2 - Improved apparatus for use in shaping tool diamonds : en
  • USD143856S - Northrop airplane : en
  • FI21083A - Fertilization requirements and sorting for fiber, fiber or fiber optic upholstery : en fi
  • US2394626A - Welding apparatus : en
  • US2394830A - Tractor loader : en
  • US2394861A - Automatic chuck : en
  • US2394610A - Apparatus for manufacturing optical prisms : en
  • USD143853S - Northrop airplane : en
  • CA432977A - Railway car truck : en fr
  • CH240998A - Process for the production of dry, cold water soluble starch products. : de en
  • AU1346944A - Radio cabinet and speaker mounting : en
  • US2394634A - Torque measuring tool : en
  • US2394944A - Induction heating apparatus : en
  • AU125846A - K Improvements in or relating toa continuous process of isolating substantially anhydrous pyridine bases from aqueous mixtures : en
  • US2394591A - Electrical resistor : en
  • USD143799S - Design fob a shoe ob similar article : en
  • CH240995A - Method of manufacturing a paint. : de en
  • US2394562A - Brake shoe tool : en
  • FI21082A - Sätt att Limma papper : en fi
  • GB575369A - Improvements in or relating to ball or roller bearings : en
  • USD143833S - Design for a hat : en
  • ES171612A1 - A NEW PROCEDURE FOR FORTIFICATION OR COVERING OF SURVEYS WITH OPEN AND ELASTIC TUBES : en es
  • ES6349Y - Bottle for ink or other liquids. : en es
  • USD143843S - Design for a panel of embossed leather : en
  • CH241004A - Folder for files and correspondence. : de en
  • US2394569A - Fitting hearing aid device : en
  • ES12131U - Neon gas lamp or other excitable gas. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575318A - Improvements in or relating to silicon carbide compositions : en
  • ES12443U - Thermal kitchen and refrigerator. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575330A - Improvements in the method of erecting walls of building structures and in material used therein : en
  • ES171969A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 159916 : en es
  • AU69246A - Circuit tuners : en
  • US2394580A - Automatic transmission apparatus and control : en
  • US2394679A - Downspout for bubble trays : en
  • US2394964A - Drain fitting : en
  • USD143874S - Northrop airplane : en
  • GB575406A - Improvements in and relating to soaps and non-soapy detergents : en
  • GR10586B - ELECTRIC HOB AFTER TWO CONCENTRATED PLATES HEATED CONSEQUENTLY. : el en
  • CH241149A - Process for the preparation of a new monoazo dye. : de en
  • ES172214A1 - A NEW MACEDORA DE CARNES MACHINE : en es
  • GB575276A - Means for performing grinding operations on the interiors of hollow work pieces : en
  • FI21058A - Anordning for television broadcasting is further regulated : en fi
  • ES172091A1 - A NEW PROCEDURE TO TREAT THE CARDBOARD IN THE MANUFACTURE OF ARTICLES OF THE SAME : en es
  • US2394623A - Spur gear testing machine : en
  • ES11945Y - Compact pocket, with snap closure and protected hinge. : en es
  • ES12455U - Container for cutlery and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575251A - Improvements in or relating to corrugated ingot moulds : en
  • ES12009Y - Box for the packaging of fresh fish destined for export. : en es
  • ES172164A1 - A RATIONAL LIGHTING APPARATUS BASED ON GAS ACETYLENE : en es
  • ES5532Y - Cap for all kinds of frequently used containers. : en es
  • ES6033Y - Electric power switch, toggle, perfected. : en es
  • FI21078A - Sätt att tillverka burkar av Papp eller papper och med botten och lock av samma material : en fi
  • US2394606A - Automatic feed mechanism for loading ordnance, tools, and the like : en
  • US2394697A - Lamp guard and handle : en
  • US2394943A - Apparatus for molding hollow concrete blocks : en
  • US2394547A - Spring suspension for railroad cars : en
  • US2394863A - Manufacture of water-soluble salts of magnesium : en
  • FI21059A - Apparatus for electroacoustic lighting : en fi
  • GB575403A - Improvements in and relating to over-load release devices : en
  • ES11939Y - Classifier for urgent and visible documents, avoidance of possible thefts, and of appropriate shape and dimensions to have it placed on the table. : en es
  • ES172209A1 - A PERFECTED APPARATUS TO JOIN DIFFERENT PAPER SHEETS, WITHOUT THE STRANGE ELEMENTS COMPETITION : en es
  • ES170786A1 - IMPROVEMENTS IN DEVICES FOR THE CIRCULATION OF PRESSURE LIQUIDS : en es
  • ES172083A1 - IMPROVEMENTS IN OR RELATING TO HYPODERMIC BLISTER SYRINGES : en es
  • ES172161A2 - IMPROVEMENTS MADE IN THE PURPOSE OF THE MAIN PATENT NUMBER 167249 : en es
  • AU120930B2 - Improved on-load tap-changing device for tapped transformers : en
  • GB575345A - Improvements in or relating to gauges : en
  • FI21061A - Radiomottagare av homodyntyp : en fi
  • US2394693A - Method of and apparatus for transferring loads from loaded pallets to industrial trucks : en
  • US2394751A - Desulphurization of aromatic : en
  • CH241030A - Scale device on price calculation scales with at least two weighing ranges. : de en
  • US2394551A - Unsaturated ketones of the cyclopentano phenanthrene series : en
  • US2394789A - Band saw : en
  • US2394768A - Ignition system : en
  • ES10586Y - Core or cartridge, to hold and store the wicks for pocket lighters. : en es
  • ES12458U - Security seal (Machine-translation by Google Translate, not legally binding) : en es
  • DK64294C - Shift gears, especially for Bicycles. : da en
  • GB575319A - Improvements in or relating to reciprocating pumps or motors : en
  • ES172042A1 - A NON-ELECTRIC APPARATUS FOR MAKING HALF POINTS AND POINT GENRES, APPLICABLE TO SEWING AND ANALOG MACHINES : en es
  • CH241084A - Air-cooled four-cylinder engine. : de en
  • ES172125A1 - IMPROVEMENTS IN TELEVISION SYSTEMS : en es
  • ES172166A1 - A PROCEDURE FOR THE INDUSTRIAL OBTAINING OF ISOMERA GAMMA OF HEXACLOROCICLOHEXANO : en es
  • NL99399B - : en
  • ES171965A1 - PROCEDURE, WITH ITS CORRESPONDING APPARATUS, TO MANUFACTURE AGGLOMERATED CORK OBJECTS, SOLID, HOLLOW OR EMPTY IN VARIOUS FORMS AND A SINGLE PIECE : en es
  • US2394690A - Engine starter gearing : en
  • FI21053A - For the production of water from the storm and from water to water : en fi
  • ES165084A1 - A PROCEDURE FOR OBTAINING A PRODUCT FOR THE MANUFACTURE OF D ETHONS OR UNIFORM PLUGS RECESSED IN WALLS AND SIMILAR : en es
  • FI21051A - Apparatus for the formation of an alloyed metal or ductile iron ore : en fi
  • GB575287A - Improvements relating to connector pins for electrical plug and socket connections : en
  • US2394923A - Dust collector : en
  • US2394928A - Conversion process and apparatus therefor : en
  • US2394622A - Orienting device : en
  • US2394726A - Recess tool for trenails and dowels : en
  • US2394826A - Tail skid connection for airplanes : en
  • USRE22721E - Fluid medium dispensing apparatus : en
  • USD143879S - Design for a dress : en
  • CH240996A - Process for melting resins, in particular raw copals, and apparatus for carrying out the process. : de en
  • ES171880A1 - A DEVICE FOR THE REPLACEMENT AND INTERMITTENT AND AUTOMATIC LIGHTING OF POSTERS, LABELS AND SIMILAR : en es
  • ES12470U - Breasts holder (Machine-translation by Google Translate, not legally binding) : en es
  • USD143868S - Northrop airplane : en
  • ES172171A3 - A NEW PERFECTED SYSTEM FOR THE SEPARATION OF PARTICLES FROM THE GAS OR MIXTURE OF GASES THAT CONTAIN THEM : en es
  • US2394599A - Article feeding apparatus : en
  • US2394621A - Article dispenser : en
  • ES12003Y - Tennis racquets. : en es
  • US2394786A - Carrier current control system : en
  • US2394792A - Engine ignition controlling device : en
  • AU108746A - Improvements relating to piezoelectric devices andthe manufacture thereof : en
  • ES171676A2 - IMPROVEMENTS MADE IN THE PURPOSE OF THE MAIN PATENT NUMBER 150209 : en es
  • AU1384844A - Improvements relating to liquid fuel injection pumps and pump systems for internal combustion engines : en
  • AU120922B2 - Improvements in or relating to electric discharge tubes with electron beams controlled by deflection : en
  • AU125746A - Improvements in or relating tothe production of Metanilamidodiazines and intermediates thereof : en
  • CH241075A - Volumetric pump with adjustable flow independently of the rotation speed. : de en fr
  • ES11926Y - Departments for filing cabinets, in particular suspended departments. : en es
  • FI21071A - Sammonfogningsanordning för Timmer : en fi
  • FI21057A - Anordning for storm blockspelrum vid bromsar med högt utväxlingsförhållande : en fi
  • US2394942A - Dispensing means for containers : en
  • ES11980Y - Envelope for correspondence and other uses. : en es
  • US2394766A - Apparatus for testing the aerodynamic balance of airscrews : en
  • ES172160A3 - IMPROVEMENTS IN OR RELATED TO JOINTS OR SPACES FOR ELECTRIC POWER CABLES : en es
  • AU1335444A - Method of transferring heat and hermitecally closed heat transfer system : en
  • CH241119A - Multi-channel system for the transmission of messages. : de en
  • USD143850S - Northrop airplane : en
  • AU1351544A - Improved apparatus for use in shaping tool diamonds : en
  • CH240946A - Harrow. : de en
  • ES12030Y - Spanner wrenches : en es
  • CH241036A - Self-winding watch movement by oscillating weight. : en fr
  • US2394774A - Pickling inhibitors : en
  • CH240994A - Process for the production of a yellow wool dye. : de en
  • US2394671A - Profile grinding machine : en
  • ES11922Y - Scallop marker template. : en es
  • ES170952A1 - IMPROVEMENTS IN ELECTRIC SHAVING MACHINES : en es
  • ES171538A3 - A MANUFACTURING PROCEDURE FOR HEAT INSULATING HANDLES AND HANDLES, DIRECTLY MOLDED ON THE CORRESPONDING PART OF VARIOUS KITCHEN UTENSILS AND OTHER HOUSEHOLD APPLIANCES : en es
  • GB575407A - Improvements in and relating to apparatus for wiping down spinning mules : en
  • US2394556A - Dust collector for tile cutting and similar machines : en
  • USD143812S - Design for a shoe ok similar article : en
  • CH241144A - Process for the preparation of a new amide derivative. : de en
  • NL58549C - : en
  • USD143821S - Design for a wrist watch strap : en
  • CH241106A - Electrically heated glass melting furnace. : de en
  • CH241055A - Adhesive vise jaw and process for making same. : de en
  • US2394743A - Blending fuels : en
  • CA433024A - Switching means for interconnecting co-axial conductors : en fr
  • US2394808A - Wrench : en
  • USD143802S - Design fob a dress : en
  • USD143835S - Design fob an ash tray or the like : en
  • ES172109A1 - IMPROVEMENTS IN OR RELATING TO OR ELECTRIC WELDING APPARATUS : en es
  • ES172194A1 - A PROCEDURE FOR DEGREASING SKIN AND HAIR : en es
  • CA433055A - Machine tool : en fr
  • US2394845A - Combination tool : en
  • US2394685A - Turbine installation : en
  • CA433033A - Alloy steel article : en fr
  • AU24146A - Index files for loose papers : en
  • US2394627A - Heating apparatus : en
  • US2394831A - Method for repairing heat exchangers : en
  • CA433065A - Storage battery : en fr
  • CA432995A - Open hearth furnace skewback : en fr
  • CH241162A - Process for the preparation of a new monoazo dye. : de en
  • ES171971A1 - A CATHODIC RAYS TUBE : en es
  • CH241112A - Process for the preparation of d, l-a-tocopherol. : de en
  • CH240988A - Process for stabilizing formaldehyde solutions. : de en
  • ES171058A1 - PROCEDURE FOR OBTAINING SUPERPHOSPHATES : en es
  • USD143863S - Northrop airplane : en
  • GB575397A - Test plug for pipes : en
  • ES172176A1 - A PROCEDURE FOR OBTAINING NEW PYRIMIDINE COMPOUNDS : en es
  • AU1368744A - Improved cylinder hone : en
  • CA432994A - Electric cable : en fr
  • CH241118A - Device intended for the transport of polarized waves by hollow electromagnetic guides. : en fr
  • CH241110A - Bell for treating muscles and other tissues in the human or animal body. : de en
  • CH241113A - Preparation for the treatment of fibers containing keratin. : en fr
  • ES171340A1 - A PROCEDURE TO PRODUCE METALLIC POWDERS : en es
  • CH241101A - Magnetostatic pole shoe lens for corpuscular beam apparatus. : de en
  • AU116946A - System for measuring electric characteristics : en
  • CH241080A - Valve control drive on internal combustion engines with opposite rows of cylinders and two crankshafts. : de en
  • CH241138A - Two-part connection. : de en
  • ES171995A1 - IMPROVEMENTS IN ELECTRICAL CONDUCTORS ISOLATED : en es
  • US2394702A - Prefabricated building structure : en
  • US2394705A - Method of making shoes : en
  • US2394957A - Inhibition of incrustations : en
  • ES12396U - Case to contain the pencil or carmine bar, equipped with its own lighting means, in order to project a luminous circle that facilitates the makeup of the lips in the dark. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575344A - Improvements in or relating to air conditioning equipment for motor vehicles : en
  • GB575394A - Improvements in or relating to the electrodeposition of copper by fusion electrolysis : en
  • GB575328A - Air release valves, more especially for the oil containers of vaporised fuel burners and heating apparatus : en
  • US2394712A - Switch : en
  • GB575387A - Improvements in and relating to vapour discharge apparatus : en
  • GB575329A - Improvements relating to wireless receivers : en
  • US2394541A - Sleeve construction : en
  • CH241115A - Stamping apparatus for one-handed operation, in particular for work time control cards. : de en
  • US2394968A - Vitamin concentration : en
  • GB575384A - Improvements in apparatus relating to the production of pulses having rectangular voltage and current time forms : en
  • ES172208A1 - A DISPOSITION OF CONTACTS FOR FLAT ELECTRIC FLASHLIGHTS, POCKET : en es
  • AU120924B2 - Improvements in or relating to fluorescent tube lighting systems and transformers therefor : en
  • CH241014A - Multi-lead pen. : de en
  • US2394678A - Process for obtaining low sulphur diisobutylene polymer : en
  • US2394543A - Textile printing paste and fabric : en
  • US2394877A - Arc welding rod holder : en
  • US2394608A - Dispersion : en
  • US2394779A - Adjustable tongs : en
  • USRE22718E - Planetary transmission : en
  • US2394882A - Valve seat grinding tool : en
  • USD143838S - Design for a golf putting game device : en
  • ES12088U - Differential speed change (Machine-translation by Google Translate, not legally binding) : en es
  • US2394672A - Valve mechanism : en
  • SE115816C1 - : sv
  • US2394937A - Excess-voltage protective structure for overhead conductors : en
  • USD143840S - Panel of embossed leather : en
  • US2394910A - Preparation of polydioxolane : en
  • US2394946A - Magnifier : en
  • ES11950Y - A stopper with a tap for bottles of all kinds and particularly for large ones and carafes : en es
  • ES170910A1 - IMPROVEMENTS IN THE DEVICES TO EQUIP THE CROPER APPARATUS OF ALTOS HORNOS : en es
  • ES166447A1 - A PROCEDURE WITH THE CORRESPONDING APPARATUS FOR CONTINUOUS CATALYSIS : en es
  • USD143871S - Northrop airplane : en
  • USD143806S - Design for a brooch or similar article : en
  • ES172187A3 - UNN STERILIZER FOR INSTRUMENTS AND SURGICAL MATERIAL : en es
  • US2394570A - Production of potassium chloride and magnesia : en
  • USD143790S - Design for a bracelet or similar article : en
  • USD143807S - Design for a control knob or similar article : en
  • GB575353A - Improvements in means for temporarily holding pictures, photographs, or the like, inalbums or the like : en
  • GB575354A - Picture framing : en
  • GB575337A - Improvements in or relating to scribing devices : en
  • US2394717A - Clerical rabat : en
  • US2394605A - Drying apparatus : en
  • US2394582A - Ethers-of hydroxydihydronorpolycyclopentadienes : en
  • US2394948A - Grinding wheel dressing attachment : en
  • USD143881S - Design for a dress : en
  • FI21088A - Safety device for locks : en fi
  • GB575377A - A process for the production of gas mixtures containing carbon monoxide and hydrogen : en
  • USD143880S - Design for a dress : en
  • AU1132043A - Improvements in or relating to telephone subset assemblies : en
  • CH241001A - Process for material-removing machining of hard metal. : de en
  • CH241154A - Process for the preparation of a new monoazo dye. : de en
  • US2394849A - Process for treating hydrocarbons : en
  • FI21159A - Automatic transmission control for gramophone : en fi
  • FI21069A - Anordning att inmonteras i kakelugnselstad : en fi
  • FI21089A - Machine for equipping shoelaces with toe caps made of extrudate : en fi
  • US2394835A - Exposure meter : en
  • CA433019A - Moulding composition : en fr
  • CH240948A - Building construction. : de en
  • GB575280A - Improvements in and relating to means for reciprocating printing press beds : en
  • US2394631A - Apparatus for heating catalyst chambers : en
  • CH240974A - Earmuffs. : de en
  • USD143800S - Design for a shoe or similar article : en
  • USD143849S - Northrop airplane : en
  • US2394952A - Butadiene-styrene elastomers : en
  • US2394636A - Progressive drawing press : en
  • CH241122A - Box for the presentation and display, in particular of timepieces. : en fr
  • CA432979A - Stamp hinge folding, cutting and packaging machine : en fr
  • GB575253A - Improvements in or relating to diagnostic compositions and methods for employing same : en
  • FI21054A - Process for the preparation of alkenylquinoline-4-carboxylic acids and their salts : en fi
  • CA432988A - Window regulator mechanism : en fr
  • FI21094A - Spinning machine that can be attached to a sewing machine : en fi
  • US2394618A - Electrical connection : en
  • GR10575B - MECHANICAL APPLICATIONS OF PRACTICAL NUMBER. : el en
  • US2394730A - Method of making laminated structures : en
  • GB575290A - Improvements in or relating to devices for the collation of statistics : en
  • GB575362A - Improvements in and relating to the decarbonylation of furfural : en
  • USD143814S - Design for a shoe ob similar article : en
  • FI21070A - Thermostatic hot and cold water mixing valve : en fi
  • US2394588A - Photographic developer : en
  • USD143793S - Design for a child s bdj : en
  • GB575372A - Improvements relating to flame-cutting machines : en
  • CH241033A - Optical device having at least one deformable refractive surface. : de en
  • CH241007A - Desktop machine, fitted with a line adjustment mechanism. : en fr
  • GR10581B - OPERATOR LIGHTER FOR A SINGLE MOVEMENT OF HAND WITHOUT A SPECIAL SPRING. : el en
  • AU133469B2 - System for measuring electric characteristics : en
  • CH240973A - Vacuum. : en fr
  • AU1279944A - Improvements in games of skill : en
  • CH241130A - Device for keeping the wheel hub of bicycles clean. : de en
  • US2394737A - Filling machine : en
  • US2394773A - Metal pickling : en
  • CA433022A - Card punching machine : en fr
  • AU132427B2 - Improvements in or relating to detectors or frequency changers for radiofrequency oscillations : en
  • AU79246A - Phase detection and tuner control : en
  • US2394620A - Preparing metal for drawing operations : en
  • USD143878S - Design for a pin or similar article : en
  • CA433035A - Internal corrosion prevention in conduits : en fr
  • US2394755A - Air distribution in mechanical draft towers : en
  • US2394888A - Valveless suction apparatus : en
  • AU1062143A - Improvements relating to means or devices for uprooting bushes andthe like : en
  • CA433058A - Electro-magnetic relay : en fr
  • CH241019A - Ski binding. : de en
  • CH241021A - Board game. : de en
  • ES12010Y - A new box for the packaging of salted fish : en es
  • US2394881A - Article assembling apparatus : en
  • AU133667B2 - Improvements in or relating to trinuclear iminol cyanine dyes : en
  • CH241051A - Jig. : de en
  • CH241068A - Device for driving a shaft. : de en
  • AU117746A - Fireproof thermal insulation compositions and articles made therefrom : en
  • AU129904B2 - Improved fluid-pressure responsive electric switch : en
  • CH241044A - Precision machine tool. : en fr
  • ES11986U - Device for fixing the actuator mechanism in pear-shaped electric switches (Machine-translation by Google Translate, not legally binding) : en es
  • ES12005Y - Improved trailer for cars. : en es
  • GB575307A - Process of and means for the manufacture of sheet and like metal parts : en
  • GR10585B - AUTOMATIC EMISSION device OF THE SOS signal. KATOU STIGMATOS. : el en
  • US2394686A - Variable condenser : en
  • GR10579B - HIGH VOLTAGE ELECTRON PRODUCTION DEVICE FOR MULTIPLE ACCELERATION OF THESE UNDER ELECTRIC FREQUENCY. : el en
  • AU130872B2 - Fireproof thermal insulation compositions and articles made therefrom : en
  • CH241151A - Process for the preparation of a new monoazo dye. : de en
  • ES11269U - Shaving machine with automatic blade attachment. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433002A - Garment : en fr
  • CA433037A - Corrosion preventive composition : en fr
  • AU1326744A - Improved cultivator : en
  • AU1329544A - Improvements in or relating to screw-threaded closure devices andthe like : en
  • CH241081A - Camshaft drive on internal combustion engines. : de en
  • DK64291C - Device for regulating means for setting the control range in thermostatically controlled pneumatic or hydraulic systems. : da en
  • US2394619A - Indicating parallel rules : en
  • ES172207A1 - A PROCEDURE FOR THE MANUFACTURE OF A PLASTIC MATERIAL FOR THE WATERPROOFING OF FABRICS OR FABRICS OF VEGETABLE, NATURAL OR SYNTHETIC FIBER : en es
  • GB575367A - Improvements in or relating to electric switches : en
  • GB575358A - Improved safety razor frame : en
  • CH240997A - Process for the production of dry products which, with cold water, give dispersions which, on drying, form water-insoluble layers on a support, composed of colloids containing hydroxyl groups, in particular carbohydrates. : de en
  • ES170787A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PLASTIC TUBES : en es
  • US2394571A - Device for releasing heavy objects, particularly for dropping bombs from aircraft : en
  • AU963543A - Improvements in or relating to fluorescent tube lighting systems and transformers therefor : en
  • ES12451U - Ipara piston hydraulic cylinders collar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394820A - Scale : en
  • ES11826Y - Device for holding wristwatches or other objects, provided with two rings or similar fixing elements. : en es
  • AU133502B2 - Improvements in or relating to phase or frequency modulation : en
  • USD143788S - Design fob a wallet ob similab abticle : en
  • US2394887A - Method and means of rendering harmless poisonous gases in the atmosphere : en
  • ES172177A1 - IMPROVEMENTS IN THE DRYING DEVICES OF SUBMERGED ELECTRICAL APPLIANCES : en es
  • AU129982B2 - Improvements in and relating to electrically-driven drying apparatus : en
  • US2394567A - Lubricating grease composition : en
  • CH241017A - Tongue instrument. : de en
  • US2394900A - Patent leather shoe : en
  • US2394734A - Lubricant having high film strength : en
  • ES172119A1 - IMPROVEMENTS MADE IN THE MANUFACTURING OF INSECTICIDE COMPOSITIONS : en es
  • US2394930A - Formation of mirrors by thermal evaporation : en
  • US2394945A - Counter for flat articles : en
  • US2394655A - Servo-motor : en
  • USD143810S - Design fok a shoe ok similar article : en
  • CA433070A - Grinding ball : en fr
  • ES12440U - Shaving machine, equipped with an internal electric bulb, which allows you to shave comfortably when there is no good light to illuminate the face. (Machine-translation by Google Translate, not legally binding) : en es
  • GR10578B - POWER PRODUCTION PUMP. : el en
  • ES172122A1 - A NEW DRAWING DEVICE : en es
  • CH241065A - Apparatus for maintaining above a determined value the pressure at a given point of a liquid pipe. : en fr
  • ES171978A1 - A PROCEDURE FOR THE MANUFACTURE OF INSECTICIDES EMULSIONS : en es
  • US2394858A - Apparatus for smoothing furnace walls : en
  • FI21066A - Forward spinning av : en fi
  • ES11965Y - Cardboard box, perfected, with automatic closure. : en es
  • FI21081A - The scope of this Regulation is based on cellulose : en fi
  • ES171245A1 - A SYSTEM OF AUTOMATIC CHANGE FOR TELETIPOS : en es
  • ES172183A3 - A THERMAL INCANDESCENCE SWITCH : en es
  • GB575270A - Production of free-flowing sodium fluoride : en
  • ES172127A1 - IMPROVEMENTS IN THE MANUFACTURE AND ASSEMBLY OF FOLDING AND STROLLED CHAIRS : en es
  • FI21091A - Sikte för skjutvapen : en fi
  • GB575272A - Improvements in, and in the manufacture of, universal joints : en
  • US2394548A - Spring suspension for railroad cars : en
  • FI21096A - Board game : en fi
  • ES172088A1 - A SYSTEM OF COLLECTIVE LIGHTING OF A TRAIN OR CONVOY : en es
  • US2394670A - Dielectric material : en
  • US2394695A - Slipper spring block : en
  • US2394905A - Alkylation of benzene : en
  • CH241137A - Locking device for sliding parts. : en fr
  • ES12452U - Folding chair that serves as a cane. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172152A1 - A PROCEDURE FOR THE MANUFACTURE OF EDIBLE POTATOES : en es
  • CH241109A - Stand for diagnostic examination using X-rays. : de en
  • US2394657A - Apparatus for preventing offset : en
  • ES171114A1 - PROCEDURE FOR THE OBTAINING OF CRYSTAL FIBER CHIPS AND THREADS : en es
  • CA433013A - Rectifier : en fr
  • GB575349A - Improvements connected with the knife edges of levers : en
  • CH241064A - Process for the production of hollow components provided with corrosion, heat and scale resistant linings. : de en
  • US2394742A - Okstor : en
  • CH241135A - Regenerative braking circuit for single-phase collector motors, in particular rail motors. : de en
  • CH241103A - Corpuscular beam apparatus that is connected to at least one high-voltage line. : de en
  • US2394698A - Evaporator : en
  • CH240985A - Cereal bran roasting process. : en fr
  • USD143791S - Burton airplane : en
  • CH240955A - Utensil for extracting juice from oranges, lemons and similar fruits. : en fr
  • AU120917B2 - Improvements in or relating to methods of preparing a luminescent mixture : en
  • AU30746A - Crotonic acid manufacture : en
  • CA433017A - Puffing gun : en fr
  • US2394933A - Radio transmission and testing system utilizing pulse type generators : en
  • AU120920B2 - Improvements in and relating tothe regeneration of waste rubber : en
  • AU130701B2 - Improvements in or relating to pistons : en
  • USD143862S - Northrop airplane : en
  • US2394836A - Feed mechanism : en
  • CA432990A - Oil refining device : en fr
  • US2394953A - Mechanical refrigerating system : en
  • ES172216A1 - A MIXED NORMA : en es
  • CH241023A - Mobile toy with wings attached to the body in flight position. : de en
  • CA432983A - Walker for physically disabled persons : en fr
  • ES11961Y - Dispensing device for bleaches and similar liquids. : en es
  • CA433015A - Rectifier : en fr
  • US2394646A - Latch mechanism : en
  • GB575361A - Improvements in or relating to work-holding devices for machine tools and the like : en
  • CH241088A - Circuit for keeping constant an operating variable occurring at the terminals of an electrical device fed by a direct current source with a variable voltage. : de en
  • US2394640A - Attachment for toothbrushes : en
  • US2394781A - Spraying machine : en
  • US2394865A - Spark plug : en
  • US2394639A - Apparatus for manufacture or converting of textile yarn : en
  • AU107946A - Valve seatings and methods of manufacturing valve seatings : en
  • AU128891B2 - Improvements in and relating to intermeshing screws for conveying andthe like : en
  • AU132147B2 - Improvements in or relating to electrode biassing arrangements : en
  • US2394869A - Push-button control of signal seeking receivers : en
  • CH241057A - Button for closing items of clothing. : de en
  • US2394676A - Mechanical movement : en
  • US2394902A - Preparation of substituted sulphonamides : en
  • GB575284A - Improvements in and relating to the manufacture of artificial aqueous dispersions ofrubber, rubber substitutes and rubber-like substances : en
  • US2394542A - Textile printing composition and fabric : en
  • AU1077543A - Improvements in bandages : en
  • CA432997A - Brake mechanism : en fr
  • US2394632A - Coupling structure for flexible tubes : en
  • ES12466U - Wardrobe for all kinds of clothing. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172133A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 161187 : en es
  • GB575385A - Improvements in or relating to means for reducing heat transfer between surfaces of members clamped together : en
  • ES11934Y - Non-deformable shoulder pad and buttress. : en es
  • US2394654A - Conversion of hydrocarbons : en
  • GB575321A - Improvements relating to power transmission mechanisms : en
  • ES12461U - One-piece body pack to hold tobacco and make cigarettes automatically. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171175A1 - A PROCEDURE TO OBTAIN GRANITE AND ARTIFICIAL STONES : en es
  • ES172108A3 - IMPROVEMENTS IN RADIO LAMPS WITH NEW ANTENNA SYSTEM : en es
  • ES8904Y - Frame for photographic copies, films and the like. : en es
  • ES12446U - Special bicycle for children. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575379A - Improvements in the treatment of fabrics to render them resistant to noxious gases, vapours and liquids : en
  • GB575273A - Improvements in or relating to universal joints : en
  • GB575366A - Improvements in means for automatically regulating the proportions of the componentsof a gaseous or liquid mixture : en
  • GB575342A - New monoazo dyestuffs : en
  • ES11927Y - Perfect Soap Bar : en es
  • US2394579A - Process for the production of iron oxide : en
  • GB575356A - Improvements in and relating to tools for curving strip metal of profiled section : en
  • US2394723A - Broaching tool : en
  • US2394832A - Combination wall hook and socket : en
  • US2394934A - Process of producing ophthalmic lenses : en
  • USD143801S - Design fob a dress : en
  • GB575325A - Improvements in or relating to a device for loading preforms into the die plate or loading board of a multiple cavity moulding press : en
  • GB575264A - Improvements in or relating to the treatment of felt and the products obtained thereby : en
  • GB575274A - Improvements in and relating to means for reciprocating printing press beds : en
  • GB575391A - Improvements in or relating to range finders : en
  • ES12004Y - Ashtray type. : en es
  • ES172047A1 - IMPROVEMENTS INTRODUCED IN FAUCETS : en es
  • US2394883A - Metal working : en
  • ES11975Y - Bag for women, with its own armor. : en es
  • ES172181A1 - A METHOD FOR PREPARING A LUMINESCENT MATERIAL : en es
  • GB575255A - Improvements in and relating to electric induction apparatus : en
  • CH241022A - Track switch for toy trains. : de en
  • US2394721A - Lens centering device : en
  • US2394955A - Machine for assembling commutators : en
  • US2394859A - Machine for cutting and winding materials : en
  • USD143794S - Design for a child s bdj : en
  • US2394649A - Scanning apparatus : en
  • US2394659A - Artificial tooth and anchor therefor : en
  • US2394748A - Miniature ornamental enclosure : en
  • US2394903A - Half-cycling protective relay system : en
  • US2394852A - Liquid feeding apparatus : en
  • GB575374A - Improvements relating to flame-cutting machines : en
  • ES171471A1 - A RECTIFICATIVE TRANSFER PROCEDURE, WITHOUT REPRESENTATIVES PROPERLY SAID, FOR THE BAUDOT TELEGRAPH SYSTEM : en es
  • FI21079A - Impregnation method for impregnating cardboard and boxes or containers made therefrom against water, oil, pastes and the like : en fi
  • US2394575A - Transposition bracket : en
  • US2394589A - Cutoff drive mechanism : en
  • US2394769A - Automatic drill press feeder : en
  • USD143813S - Design for a shoe or similar article : en
  • GB575320A - Process for forming honeycomb or like grids for electric discharge devices : en
  • US2394644A - Production of alpha-chloro, betahydroxynitriles : en
  • US2394827A - Antiaircraft fire control apparatus : en
  • GB575267A - Improvements in and relating to positioning means for use with optical apparatus, particularly microscopes : en
  • CA433044A - Spectrograph : en fr
  • US2394927A - Telephone call transmitter : en
  • CH241136A - Servo motor. : de en
  • CH241077A - Internal combustion engine with two crankshafts. : de en
  • USD143847S - Design for an airplane : en
  • US2394687A - Syringe with adjustable piston construction : en
  • US2394764A - Metal pontoon : en
  • US2394800A - Rotary swivel : en
  • US2394958A - Wheel trim : en
  • US2394805A - Game carrier : en
  • ES9315U - Method of assembly of footwear with very soft and light rubber floor. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172153A1 - IMPROVEMENTS IN FRAME ANTENNAS : en es
  • AU97746A - Cavity tuning device : en
  • DK64293C - Nipple for Connecting a Hoseless Pump to a Bicycle Valve. : da en
  • US2394864A - Jig-saw puzzle : en
  • GB575378A - A process for the synthetic production of hydrocarbon oils : en
  • CA433029A - Sol preparation : en fr
  • US2394565A - Physiologically active compounds and a method of making the same : en
  • US2394954A - Lubricant : en
  • ES12006Y - Supplementary electric light fixture combined with photo frames and similar uses : en es
  • ES11739Y - A support stopper to facilitate the closure of the pressure buttons in flexible cases of glasses, cufflinks, binoculars and similar effects : en es
  • CH241093A - Setting insulating compound, in particular for the manufacture of heating wire supports for electric heating elements. : de en
  • CA433027A - Tubular rivet making apparatus : en fr
  • US2394581A - Pyrolysis of tetrafluoroethylene polymer : en
  • US2394840A - Trailer brake : en
  • US2394906A - Production of motor fuel : en
  • USD143844S - Design for a portable desk lamp : en
  • USD143819S - Design for a boot jack : en
  • CH241147A - Process for the preparation of a substantive yellow dye. : de en
  • US2394662A - Removal of organic acids from cracked naphtha : en
  • USD143820S - Design for an airplane : en
  • CA433034A - Corrosion preventive composition : en fr
  • ES172144A1 - A NEW SIMPLIFIED CALCULATOR : en es
  • DK64292C - Plants for Use in the Manufacture of Butter. : da en
  • GB575257A - Electrical apparatus for measuring the thickness of ice on a surface : en
  • US2394719A - Door lock : en
  • AU129803B2 - Improvements in and relating to rotary fans : en
  • US2394708A - Thermostat circuit : en
  • US2394688A - Method of dyeing : en
  • AU143147B2 - Improvements in electric regulators : en
  • CA433047A - Hydroxy-diaryl substituted ethane production : en fr
  • CH241029A - Eddy current dynamometer. : en fr
  • US2394868A - Fuel oil heater : en
  • US2394727A - Method for making small metallic spheres : en
  • US2394735A - Cutting oil : en
  • US2394853A - Liquid storage tank : en
  • AU1739147A - Improvements in electric regulators : en
  • AU120918B2 - Improvements in or relating to systems for amplifying and, if desired after mixing witha local oscillation, separating two or more oscillations : en
  • AU132148B2 - Improvements in or relating to high frequency electrical apparatus : en
  • USD143852S - Design fok an airplane : en
  • US2394810A - Production of branched chain hydrocarbons : en
  • USD143873S - Northrop airplane : en
  • US2394663A - Carburetor device : en
  • US2394718A - Shoe : en
  • ES172212A1 - A PERFECT MACHINE FOR CUTTING BRICKS, TILES AND OTHER CERAMIC PRODUCTS : en es
  • CH241107A - Lamp for attachment to walls and furniture. : de en
  • USD143886S - Design for a dress : en
  • ES11940Y - Wallets, purses and other pocket objects with appendices or holes that are attached to the inside of the clothing pocket : en es
  • CH241031A - Capacitive voltage converter. : de en
  • AU2465845A - Improvements in and relating to intermeshing screws for conveying andthe like : en
  • CH240968A - Circular knitting machine. : de en
  • CH241132A - Speed change transmission. : de en
  • USD143869S - Design for an airplane : en
  • US2394738A - Internal-combustion engine : en
  • US2394891A - Current and voltage regulator system : en
  • USD143870S - Northrop airplane : en
  • CA433001A - Electrical induction apparatus : en fr
  • CH240990A - Process for the preparation of cyclopentanedione. : de en
  • CH241125A - Collapsible harass. : de en
  • CA433049A - Reinforced rubber article production : en fr
  • CA433026A - Logging trailer : en fr
  • AU123046A - Improvements in or relating to high frequency electrical apparatus : en
  • US2394578A - Reclamation of tool steel scrap : en
  • USD143818S - Design foe a dress : en
  • USD143887S - Design for a carbonator cabinet : en
  • CH241090A - Contact box with a received end of a high voltage cable. : de en
  • USD143809S - Design for a shoe or similar article : en
  • GB575316A - Improvements in brass : en
  • GB575381A - Improvements in or relating to the manufacture of vinyl chloride : en
  • GB575401A - Improvements in or relating to harmonicas : en
  • US2394862A - Modified polymers of dioxolane : en
  • US2394667A - Shower stall : en
  • ES4566Y - Aluminum box for built-in electrical installations switch. : en es
  • FI21067A - Sät att bringa olösliga ferrosalter i för farmaceutiskt Bruk šilad form : en fi
  • GB575263A - Improvements in power transmitting devices : en
  • AU127046A - Improvements in or relating to electrically heated ovens : en
  • CH240993A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • US2394784A - Closure construction : en
  • CH240981A - Creaming device on milk vessels. : de en
  • AU75846A - Improvements in apparatus forthe manufacture of prefabricated building units : en
  • ES11974Y - Flask or cigarette case. : en es
  • US2394537A - Treatment of cellulosic materials : en
  • ES172148A1 - A PROCEDURE WITH THE CORRESPONDING DEVICE FOR THE COOLING OF CEMENT CLINKERS OR SIMILAR PRODUCTS : en es
  • US2394763A - Juice extractor : en
  • US2394673A - Brass : en
  • CA433063A - Signal recording method : en fr
  • CA433061A - Signalling system : en fr
  • US2394635A - Magnifying lens system : en
  • ES171080A1 - A MULTI-CELLULAR CAMERA SYSTEM FOR VEHICLE TIRES : en es
  • ES172154A1 - IMPROVEMENTS IN PHASE CHANGERS : en es
  • ES172157A3 - IMPROVEMENTS IN RADIO TRANSMITTER ANTENNAS : en es
  • NL103387B - : en
  • US2394691A - Destructive hydrogenation of polycyclic hydrocarbons : en
  • AU2540845A - Improvements in and relating to rotary fans : en
  • US2394699A - Broaching machine : en
  • US2394872A - Truck : en
  • US2394629A - Oil burner : en
  • US2394823A - Container holder for ladders and the like : en
  • AU120926B2 - Improvements relating to means or devices for uprooting bushes andthe like : en
  • GB575405A - Improvements in and relating to oxygen gas cutting apparatus : en
  • US2394935A - Method and apparatus for forming lined boxes : en
  • US2394960A - Process for polymerizing ethylene : en
  • USD143826S - Design for a clothes hanger : en
  • CH240979A - Method and machine for applying adhesive to the heel of shoes. : de en
  • US2394856A - Wrist watch strap : en
  • US2394586A - Purification of lanthanum salts : en
  • AU120908B2 - Improvements in bandages : en
  • CA433056A - Explosive : en fr
  • CH241013A - Flash lamp. : de en
  • US2394701A - Method of preparing signs : en
  • USD143822S - Johnson airplane : en
  • US2394546A - Aluminum base alloy containing copper and beryllium and method of making the same : en
  • US2394798A - Vacuum-type dusting mop : en
  • US2394822A - Metal strip coil welding machine : en
  • AU122546A - Improvements in and relating to electrically-driven drying apparatus : en
  • USD143832S - Design for a dress : en
  • US2394680A - Regeneration of spent catalyst : en
  • US2394794A - Finger ring : en
  • ES172156A1 - IMPROVEMENTS IN OSCILOGRAPH SCREENS : en es
  • CA432989A - Asbestos spinning fibre : en fr
  • ES172184A3 - A CONTINUOUS PROCEDURE OF DISTILLING OIL-CONTAINING MINERALS : en es
  • AU126546A - Improvements in or relating to detectors or frequency changers for radiofrequency oscillations : en
  • CA433008A - Vehicle window guide and regulator assembly : en fr
  • US2394932A - Pump : en
  • US2394758A - Hygroscopic salt solutions containing arsenic inhibitors : en
  • CH241098A - Process for the production of an indirectly heatable cathode. : de en
  • CH241015A - Adjustable drawing table. : de en
  • US2394689A - Method of dyeing : en
  • US2394647A - Process of making ice : en
  • ES9154U - Device glass holders for interiors of medicine boxes, essences, etc., in cardboard, cardboard or similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394909A - Lubricating oil composition : en
  • GB575331A - Refuse collecting vehicle : en
  • US2394583A - Thiocyano aliphatic acid esters of endoethylene-hydroxycyclopentanoindane : en
  • US2394732A - Slide fastener device : en
  • AU120913B2 - Radio cabinet and speaker mounting : en
  • CA433062A - Signal recording method : en fr
  • AU130792B2 - Valve seatings and methods of manufacturing valve seatings : en
  • AU132961B2 - Screw-cutting machine : en
  • US2394534A - Forming machine and feeding device therefor : en
  • AU130039B2 - Improvements in or relating to electrically heated ovens : en
  • US2394816A - Composition of matter, coated article, and methods of making the same : en
  • US2394785A - Brake for power reverse gears : en
  • CA433041A - Well screen : en fr
  • US2394744A - Drawbar or hitch for agricultural implements : en
  • US2394917A - Television receiving system : en
  • CH241058A - Stud. : de en
  • US2394759A - Method of recovering elements from well bores : en
  • US2394597A - Preparation of organic dhsocyanates : en
  • US2394564A - Sulphurized phenolic composition : en
  • US2394715A - Swivel coupling : en
  • US2394860A - Fuel pump : en
  • US2394915A - Composition of matter : en
  • CH240992A - Process for the production of a chromium-plated dye. : de en
  • AU789143A - Improvements in and relating tothe regeneration of waste rubber : en
  • AU122646A - Improvements in or relating to variable resistances andthe like : en
  • CH241032A - Device for the automatic changing of records in speaking machines. : de en
  • US2394544A - Receiving system for electric waves : en
  • CH240986A - Mustard flavored spice and process for making the same. : de en
  • CH241128A - Chassis with two interchangeable upper parts for prams or dolls. : de en
  • AU125346A - Improvements in or relating to trinuclear iminol cyanine dyes : en
  • US2394886A - Coin wrapping machine : en
  • US2394890A - Universal joint : en
  • ES172168A3 - IMPROVEMENTS IN AUTOMATIC FACSSIMILE SYSTEMS : en es
  • CH240984A - Artificial casing. : de en
  • ES172180A1 - A PROCEDURE FOR THE ELIMINATION OF IMPURITIES, OF ORGANIC INDOLE, FROM AQUEOUS OR MISCIBLE LIQUIDS WITH WATER, BY MEANS OF RESIN GEL : en es
  • ES11627U - Suction or immersion filter using filtering or sterilizing plates (Machine-translation by Google Translate, not legally binding) : en es
  • AU129958B2 - Crotonic acid manufacture : en
  • CH241092A - Procedure for adjusting the inductance of high-current conductors. : de en
  • AU120925B2 - Improvements in or relating to telephone subset assemblies : en
  • AU131013B2 - Piezoelectric apparatus : en
  • CH241156A - Process for the preparation of a new monoazo dye. : de en
  • US2394592A - Unsaturated derivatives of carbamic acid : en
  • US2394802A - Game and toy : en
  • ES12013Y - Regulating bypass valve. : en es
  • FI21060A - Common rules for the operation of automatic control devices : en fi
  • GB575313A - Improvements in or relating to means for controlling clutch and brake mechanism of road and like vehicles : en
  • ES11999Y - Box-container, removable. : en es
  • CH241074A - Venturi jet nozzle. : de en
  • US2394908A - Generator of electrical oscillators of high frequency : en
  • CH241117A - Device for ultra-high frequency oscillations with a discharge tube in which an electron beam that is density-modulated by the transit time effect is generated. : de en
  • CH241009A - Shutter on a photographic camera. : de en
  • CH241035A - Method for producing a layer of amorphous silica on a polished surface of a transparent body. : de en
  • US2394694A - Isomerization of saturated hydrocarbons : en
  • USD143888S - Design fob a baby bib : en
  • US2394811A - Stove : en
  • AU69346A - Angle modulation detectors : en
  • CA432992A - Paper screw cap : en fr
  • CA433046A - Multiple magneto drive : en fr
  • CH241061A - Cylinder head screw. : de en
  • ES11929Y - Fraud for electricity meters. : en es
  • GR10584B - METHOD OF PREPARATION OF ACIDS FOR NUTRITION. : el en
  • CH241038A - Clock. : en fr
  • AU120912B2 - Improvements invariable inductances : en
  • ES172124A1 - ANTENNAS IMPROVEMENTS : en es
  • US2394898A - Isomerizing hydrocarbons : en
  • US2394812A - Lock nut : en
  • USD143845S - Design for a dress : en
  • US2394875A - Method and means for testing tubes : en
  • CA433016A - Thermocouple structure : en fr
  • GB575283A - Improvements in or relating to dynamo speed controlling devices : en
  • ES11932Y - Automatic pen. : en es
  • ES11972Y - A stitch length regulator on sewing machines in general, whether reversible or not. : en es
  • GB575392A - Improvements in airframe structures : en
  • US2394850A - Foldable box : en
  • GB575256A - Improvements in or connected with electrical impedance bridges : en
  • CH241127A - Vehicle with loading bridge, especially for animal pulling. : de en
  • CH240972A - Handheld vacuum cleaner that can be converted into a stick vacuum cleaner. : de en
  • ES11993Y - Stem or nut applicable to the manufacture of handlebars for bicycles and the like. : en es
  • GB575376A - Improvements in pulverisers : en
  • FI21055A - Coordination of the operation of the motor vehicle : en fi
  • ES171993A1 - IMPROVEMENTS INTRODUCED IN THE LIQUID FUEL GASIFIERS, FOR LAMPS : en es
  • CH241100A - Bushing for the cathode heating lines of a corpuscular jet apparatus. : de en
  • CA432987A - Fishing reel : en fr
  • ES172043A1 - A ELECTRIC MOTOR SYSTEM WITH A DOUBLE AXLE EQUIPPED WITH A DEVICE TO COLLECT POINTS AT HALF AND AT THE SAME TIME SERVES TO ACTIVATE OR MOTORIZE THE MACHINES : en es
  • GB575326A - Improvements in or relating to the production of moulded or coated articles : en
  • US2394710A - Contacting fluids with solids : en
  • US2394788A - Inspection tool : en
  • US2394848A - Process for the production of aliphatic alcohols : en
  • ES11983Y - Reinforcement to prevent disintegration of the soap bars. : en es
  • US2394961A - Cosmetic container : en
  • ES12467U - Buckles applicable to belts, suspenders, suspenders and other similar garments. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394642A - Silicic acid esters : en
  • US2394568A - Weed extractor : en
  • USD143889S - Design for a soap dish : en
  • ES172094A3 - IMPROVEMENTS IN THE AUTOMATIC WEIGHING LOADING DEVICES FOR TEXTILE FIBERS FOR CARDS AND ANALOGUES : en es
  • GB575352A - Improvements in and relating to the construction of floorings, ceilings, wallings and the like : en
  • US2394725A - Shoe : en
  • ES11862Y - Device to remove the thread residue from the bobbins. : en es
  • GB575351A - Improvements in or relating to routing devices : en
  • US2394611A - Electric cable : en
  • US2394854A - Steering apparatus : en
  • AU1292044A - Improved on-load tap-changing device for tapped transformers : en
  • CA433051A - Comminuted material surface determining apparatus : en fr
  • ES11478U - Fitting with special elastic spring for fixing inside the pump. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394550A - Coated electrode : en
  • US2394844A - Stocking protector : en
  • US2394941A - Molding apparatus : en
  • GB575323A - Improvements in injection moulding machines for thermosetting materials : en
  • AU120921B2 - Improved cylinder hone : en
  • CH241060A - Vibration damping for high-speed spindles. : de en
  • AU121046B2 - Improvements relating to liquid fuel injection pumps and pump systems for internal combustion engines : en
  • ES12442U - A perfect clip for hair (Machine-translation by Google Translate, not legally binding) : en es
  • CH240967A - Rapier loom with fixed weft thread bobbins. : de en
  • ES11969Y - Blender for making butter. : en es
  • ES12020Y - Coloring pencil with compound bar. : en es
  • CA433066A - Card index : en fr
  • CH241133A - Auxiliary motor cycle. : en fr
  • CH241008A - Automatic reversing device of the movement of the web for printing devices. : en it
  • ES12150U - A madia of great elasticity in every way (Machine-translation by Google Translate, not legally binding) : en es
  • US2394772A - Shrinking cellulose derivative textile material : en
  • US2394535A - Electrical control system : en
  • US2394761A - Chemical product and process for making the same : en
  • GB575294A - Improvements in or relating to telephone systems : en
  • CH241059A - Electric cigar and cigarette lighter. : de en
  • US2394855A - Type cleaner for typewriting machines : en
  • GB575305A - Improvements relating to shuttles for looms : en
  • US2394637A - Accounting machine : en
  • USD143830S - Design for a clothes hanger : en
  • ES8006Y - Proper support arrangement to receive analogous stubs for accounting, statistical and similar systems : en es
  • US2394609A - Cable fitting : en
  • GB575314A - Improvements in or relating to servo assisted means for controlling the movement of road and like vehicles : en
  • GB575339A - Improvements relating to the manufacture of water-soluble chlorides : en
  • ES171852A1 - IMPROVEMENTS IN CHAIN DRILL MACHINES : en es
  • CH240991A - Process for the preparation of quinoline bases. : en fr
  • CH241072A - Machine with rotors mounted in a housing, interacting in pairs with one another and with the housing wall. : de en
  • ES12448U - Shoe last to avoid the deformation of this one. (Machine-translation by Google Translate, not legally binding) : en es
  • AU110346A - Improvements in or relating to organosilicon-silico sols and gels : en
  • CH241070A - Hydraulic packing press for fruit and other fruits. : de en
  • AU122446A - Process and means for cutting multiple screw threads : en
  • US2394813A - Kerf cutting apparatus : en
  • US2394894A - Method of mounting lenses : en
  • ES11807Y - Callus reducer, perpetual. : en es
  • GB575341A - Improvements in or relating to fountain pens : en
  • ES172200A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MEASURING APRONS OF ALL KINDS OF LIQUIDS : en es
  • ES12019Y - Tool that facilitates the exact marking of the notches and trapezoidal dowels to be made in the pieces of wood to be assembled. : en es
  • FI21073A - Press for framställning av sammansatta bräder : en fi
  • GB575266A - Ion exchange resins : en
  • CA432999A - Filter : en fr
  • CH241039A - Device for the regulation of resistance welding machines. : de en
  • ES12441U - Bar table (Machine-translation by Google Translate, not legally binding) : en es
  • FI21063A - Anordning för fjärrmanövrering : en fi
  • GB575382A - Improvements in the manufacture of chlorinated products : en
  • ES11551Y - Clipped tabs that simultaneously allow double classification. : en es
  • ES172141A1 - A PROCEDURE FOR PRODUCING METALS AND METAL ALLOYS IN INDUCTION FURNACES : en es
  • US2394756A - Production of synthetic rubbers : en
  • GB575265A - Electric motor : en
  • FI21064A - Anordning fnö snö- och issmältning : en fi
  • US2394783A - Friction element : en
  • US2394879A - Trouser hanger : en
  • FI21085A - Propeller : en fi
  • CH241146A - Process for the preparation of a substantive yellow dye. : de en
  • ES172215A1 - IMPROVEMENTS INTRODUCED IN THE ARTICULATIONS OF THE HUNTING SCOTS : en es
  • CH241026A - Measuring device with device for coarse and fine measurement. : de en
  • US2394658A - Apparatus for vulcanizing articles : en
  • US2394876A - Die : en
  • FI21084A - Anordning vid apparater for framställning av skum på fysikalisk väg : en fi
  • AU773642A - Improvements relating to the heat treatment and plasticisation of rubber or the like : en
  • FI21068A - It is possible to derive the results of the action of the hormone : en fi
  • GB575292A - Improvements in or relating to the application of insulating material to electric cables : en
  • CH240947A - Crank lock on long cast reels. : de en
  • CH241158A - Process for the preparation of a new monoazo dye. : de en
  • FI21086A - Anordning vid fartygsroder : en fi
  • ES11781Y - Tubular device for feeding fountain pens. : en es
  • US2394733A - Automatic typewriter : en
  • ES11155U - Universal pressure tap. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12459U - Furniture with retractable beds inside. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394731A - Process of making esterified fossil resins : en
  • CA432985A - Folding wheel chair : en fr
  • US2394950A - Typewriting machine : en
  • CH240961A - Foldable piece of furniture. : de en
  • FI21090A - Self-destructing anti-aircraft projectile : en fi
  • US2394914A - Vibratory feeder : en
  • DK64290C - Plate of wood or other fibrous material. : da en
  • AU225840A - Improvements in or relating to hair-cutting machines and more particularly electrically driven devices for dry-shaving : en
  • CH240983A - Process for the production of baked goods with a meat filling. : de en
  • US2394753A - Electric regulator : en
  • USD143792S - Combined socket- and connector for christmas tree lamps or the like : en
  • USD143805S - Design fob a brooch ob similar article : en
  • USD143817S - Design for a powder mitt : en
  • AU129908B2 - Multiplex communication system : en
  • US2394536A - Compounded lubricating oil : en
  • USD143885S - Design for a dress : en
  • CH241089A - Process for the production of a body composed of a tubular conductor, at least one further conductor arranged within the former, and a powder-form insulating material filling the space between these conductors. : de en
  • CA432982A - Boring bar milling and drilling adapter : en fr
  • GB575298A - Improvements in heating apparatus for buildings : en
  • AU1293844A - An improved calculating device : en
  • US2394809A - Power lifting apparatus : en
  • AU1364444A - Improvements ira or relating to flashlight lamps : en
  • CH240982A - A method and apparatus for pasteurizing or sterilizing milk and other liquids. : en fr
  • CH241096A - Switch with reclosing device. : de en
  • CH240964A - Pressure vessel with a closure provided between the vessel body and the lid. : de en
  • CH240987A - Extinguishing device on shaped smoking articles. : de en
  • GB575250A - Improvements relating to thermionic amplifying and generating circuits : en
  • CH241041A - Device for fixing a workpiece to the spindle of a lathe. : en fr
  • AU232840A - Improvements in or relating to systems for amplifying and, if desired after mixing witha local oscillation, separating two or more oscillations : en
  • US2394603A - Apparatus for producing staple fibers : en
  • US2394892A - Electronic phase bridge : en
  • US2394916A - Methods and compositions for killing weeds : en
  • GB575396A - Improvements in oil-immersed electrical switch-gear : en
  • AU120909B2 - Improvements in film lubricated bearings : en
  • AU129886B2 - Improvements in or relating to electrical precipitators : en
  • CH241034A - Mirror prism with constant deflection. : de en
  • CH241142A - Process for the preparation of a new amide derivative. : de en
  • AU120928B2 - Improvements relating to containers foi paints, adhesives and like liquids and pastes : en
  • CH241168A - Process for the preparation of a derivative of p-amino-benzene-sulfonamide. : de en
  • AU1264944A - Improvements relating to containers foi paints, adhesives and like liquids and pastes : en
  • CH241155A - Process for the preparation of a new monoazo dye. : de en
  • GB575268A - Screw propeller, particularly for aircraft : en
  • AU120916B2 - Centrifugally cast propeller blades : en
  • AU2461245A - Hot strength aluminium alloy : en
  • US2394787A - Directional antenna system : en
  • USD143816S - Design fob a watch bracelet : en
  • CH241123A - Device for storing and displaying newspapers, magazines and the like. : de en
  • CH240954A - Device for the production of acetylene with the production of dry hydrated lime. : de en
  • CH241000A - Extruded product and method of making the same. : en fr
  • CH241024A - Shooting toy. : de en
  • ES11982Y - A leveling device adaptable to the legs of tables and furniture with more than three legs : en es
  • GB575310A - Improvements in or relating to rotary valve internal combustion engines : en
  • ES12476U - A special tensioner for shirt collars (Machine-translation by Google Translate, not legally binding) : en es
  • AU114646A - Piezoelectric apparatus : en
  • AU131814B2 - Index files for loose papers : en
  • CH240966A - Device to prevent leaks from the discharge part of a closed container containing a liquid. : en it
  • US2394870A - Window : en
  • CH241129A - Fenders for bicycles. : de en
  • CA433025A - Selenium element treating method : en fr
  • US2394539A - Phonograph record changer : en
  • US2394617A - Chemical process : en
  • US2394682A - Glue : en
  • US2394867A - Motion picture projector : en
  • ES154296A3 - IMPROVEMENTS IN THE MANUFACTURE OF SUPPORTS FOR RADIOTELEPHONY RECEIVING DEVICES VALVES : en es
  • FI21056A - Hjulaxel, särskilt för järnvägsvagnar : en fi
  • US2394938A - Impulse coupling for ignition magnetos : en
  • AU120919B2 - Improvements in or relating to hair-cutting machines and more particularly electrically driven devices for dry-shaving : en
  • US2394821A - Toy gun : en
  • US2394956A - Machine feeding mechanism : en
  • US2394967A - Esters of alpha-formylphenaceturic acid and process of preparing the same : en
  • US2394563A - Altitude correction computer : en
  • US2394904A - Unitary engine compressor : en
  • US2394874A - Electrorefining of nickel : en
  • CA433021A - Perforating machine serial punching and card counting apparatus : en fr
  • USD143808S - Design for a bottle carrier : en
  • US2394628A - Water dispersible hormone preparations and method of preparing same : en
  • GB575359A - Improvements in or relating to pre-fabricated structural elements for use in the construction of buildings : en
  • US2394841A - Flanging device : en
  • US2394624A - Gear fixture : en
  • CH241005A - Wire clip for attaching sheets of paper in files. : de en
  • USD143858S - Northrop airplane : en
  • AU108046A - Improvement in therapeutic compositions : en
  • ES172106A1 - AN EXTRACTING MACHINE OF FRUIT JUICES : en es
  • GB575311A - Improvements in or relating to telephone systems : en
  • GB575333A - Improvements in toys : en
  • ES170944A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE HEADS OF MACHINES D EAFEITAR AND CORTAR : en es
  • CH241063A - PTO shaft. : de en
  • DK64289C - Vacuum cleaner nozzle. : da en
  • ES11954Y - A procedure with its corresponding device, to clean and massage the skin : en es
  • US2394573A - Keying monitor : en
  • US2394714A - Control device : en
  • US2394895A - Filter : en
  • USD143882S - Design for a dress : en
  • CH241152A - Process for the preparation of a new monoazo dye. : de en
  • ES12477U - Closure for conical containers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394641A - Catalytic polymerization of unsaturated hydrocarbons : en
  • FI21092A - Sensitive lighter : en fi
  • ES172178A3 - AN PERFECTED PROCEDURE AND APPARATUS FOR ELECTROLYTIC COATING WITH TIN ALLOYS : en es
  • US2394878A - Door closing device : en
  • AU120938B2 - Improved recuperator means for combustion furnaces : en
  • CH241105A - Self-commutated single-phase contact inverter. : de en
  • ES11973Y - Improved Wooden Roller Skate Wheel : en es
  • ES12473U - Rivet piece with double fixing. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575364A - Improvements in or relating to gyratory crushers : en
  • US2394921A - Dental deflasking mechanism : en
  • USD143823S - Design for a fur coat : en
  • ES172103A1 - A GREASER FOR PANTOGRAPHER FRUITERS FOR AUTO-ENGINES, MACHINES D ETHERROCARRIL, METERS, TRAMWAYS, TROLLEYS AND OTHER VEHICLES WITH PANTOGRAPHES : en es
  • US2394803A - Isomerization of hydrocarbons : en
  • CH241043A - Set of components for building devices to implement BEZW. Facilitation of single and series work on drilling, thread cutting and punching machines. : de en
  • US2394752A - Isomerizing hydrocarbons : en
  • US2394791A - Baking batters : en
  • US2394600A - Substituted acid amide antifoggants : en
  • ES11941Y - Automatic calculating device. : en es
  • USD143877S - Design for a pin or similar article : en
  • US2394818A - Hollow conduit and a method of making the same : en
  • US2394630A - Article handling apparatus : en
  • FI21076A - Starting and auxiliary carburettor for internal combustion engines running on generator gas for liquid fuels : en fi
  • CA433053A - Machine tool : en fr
  • CH241120A - Ultra-short wave arrangement. : de en
  • US2394683A - Poisoning composition and method : en
  • GB575317A - Improvements in or relating to safety razors : en
  • US2394638A - Elevator : en
  • DK64281C - Procedure for Drying Washed Clothes in a Washing Machine and Washing and Drying Machine for Carrying Out the Procedure. : da en
  • ES12475U - Metal clamp to reinforce the rubber wheel covers. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575348A - Improvements in apparatus for distributing over and depositing on the land lime, fertilizers or other powdered materials : en
  • USD143867S - Northrop airplane : en
  • CH241053A - Method for the fine provision of the tool with respect to the workpiece or vice versa in machine tools used for fine machining, such as grinding and lapping machines, and devices on machine tools used for fine machining for performing this method. : de en
  • US2394866A - Table top and card holder : en
  • USD143890S - Pork or other article of flatware : en
  • US2394747A - Snap acting control device : en
  • US2394538A - Telegraph repeater : en
  • US2394681A - Printing telegraph apparatus : en
  • US2394666A - Nut or bolt locking device : en
  • US2394776A - Modified polymeric polyhydric alcohols : en
  • CH240969A - Process for improving the properties of staple fiber yarns, especially cotton yarns. : de en
  • GB575340A - Improvements in or relating to variable resistances for controlling electrical potential : en
  • GB575303A - Improvements in apparatus for dressing the grinding wheels of grinding machines : en
  • CH241165A - Shock-absorbing bearing for moving parts of clockwork movements and similar apparatus. : en fr
  • US2394799A - Ventilated spectacle frame : en
  • GB575293A - Improvements in apparatus for curving strip metal by upsetting : en
  • ES170497A1 - THERMAL CHANGERS FOR THE CONTINUOUS TREATMENT OF FLUENT MATERIAL : en es
  • GB575408A - Improvements in and relating to sparking plugs : en
  • ES12016Y - New model toy : en es
  • ES172090A1 - AN IMPROVEMENT IN ELECTROMOTOR-POWERED PRESSES : en es
  • ES172203A3 - A APPARATUS FOR COUNTING THE NUMBER OF TURNS TAKEN BY A MOTOR MACHINE, POWER GENERATOR OR ANY OTHER MECHANICAL ROTATION DEVICE : en es
  • GB575308A - Welding mask : en
  • US2394645A - Method and apparatus for grinding and polishing optical prisms : en
  • AU134650B2 - Improvements in electric discharge lamps : en
  • US2394584A - Thiocyano aliphatic carboxylic acid esters of hydroxydihydronordicyclopentadiene : en
  • US2394965A - Refining lubricating oil stocks : en
  • CH241157A - Process for the preparation of a new monoazo dye. : de en
  • CH240949A - Process for producing a wall cladding element, and wall cladding element produced by the process. : de en
  • CH240951A - Watering lance. : en fr
  • CH240962A - Kitchen extension table with drawer. : de en
  • CH241150A - Process for the preparation of a new monoazo dye. : de en
  • CH241153A - Process for the preparation of a new monoazo dye. : de en
  • USD143859S - Design fob an airplane : en
  • CH241003A - Process for the production of a cover for documents and cover produced by the process. : de en
  • CA433006A - Water purifying emulsion : en fr
  • USRE22720E - Automatic ironing machine : en
  • AU1341744A - Improvements invariable inductances : en
  • US2394601A - Relay : en
  • AU129418B2 - Radio relaying : en
  • CA432981A - Ore mill : en fr
  • CA433011A - Rectifier : en fr
  • CH241027A - Eddy current dynamometer. : en fr
  • CH241085A - Air cooling device on internal combustion engines with two rows of cylinders lying in parallel planes. : de en
  • CH241169A - Process for the preparation of a p-amino-benzene-sulfonamide derivative. : de en
  • AU218740A - Improvements in or relating to electric discharge tubes with electron beams controlled by deflection : en
  • US2394652A - Method of removing from high-boiling tar acids, bodies which impart color to water-white hydrocarbon liquids : en
  • AU120346A - A soil fertilizing device : en
  • US2394675A - Crankcase for internal-combustion engines : en
  • US2394780A - Manufacture of graded shoe lasts : en
  • AU120915B2 - Improvements ira or relating to flashlight lamps : en
  • GB575299A - Improvements in or relating to heels for boots and shoes : en
  • GB575301A - Improvements in or relating to electric indicating or repeating instruments : en
  • USD143789S - Design for a telephone stand unit : en
  • CA432984A - Snow removing apparatus : en fr
  • ES172114A1 - A PROCEDURE FOR OBTAINING AN AGENT TO BENEFIT IRON AND STEEL : en es
  • AU136908B2 - Improvement in therapeutic compositions : en
  • AU120937B2 - Improvements in or relating to screw-threaded closure devices andthe like : en
  • US2394557A - Tube beading device for tampon applicators and the like : en
  • ES12012Y - Clamp for wrist watches. : en es
  • DK64283C - Method for the Production of Oxymethylene Ketones from the Follicle Hormone Series. : da en
  • GR10580B - HEAD PETROL COOKING MACHINE. : el en
  • US2394684A - Refrigerator : en
  • US2394912A - Halogen substituted acetonitriles : en
  • ES11994Y - Revolving joint, perfected, in the lever or kinematic transmission part of the winnowers. : en es
  • ES172143A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRICAL ELEMENTS FOR HEAT PRODUCTION : en es
  • FI21074A - Anordning vid requirements : en fi
  • GB575399A - Improvements in tobacco pipes and cigar and cigarette holders : en
  • US2394936A - Packaging apparatus : en
  • ES11951Y - Detachable binding for groupings of sheets joined by helix wire. : en es
  • GB575279A - Improvements in wheel rims for use with pneumatic tyres : en
  • FI21072A - Sätt att framställa mosaikplattor av trä : en fi
  • USD143829S - Design for a clothes hanger : en
  • GB575300A - Improvements in machines for distributing manure and other like material on ground surface : en
  • ES4416Y - Manual duplicating machine. : en es
  • US2394873A - Applique attachment for sewing machines : en
  • US2394918A - Quinonyl sulphonamides in color compositions : en
  • GB575365A - Improvements relating to double deck bodies of vehicles : en
  • GB575271A - Reflux proportionating apparatus for distillation : en
  • GB575278A - Improvements in or relating to abrasive tools and instruments : en
  • US2394817A - Photographic printer : en
  • GR10582B - GASOLINE COOKING HEAD. : el en
  • DK64282C - Device for Cover Folders for Mounting Cartons for Photographs. : da en
  • ES12026Y - New pin. : en es
  • ES12454U - Folding crib bed perfected (Machine-translation by Google Translate, not legally binding) : en es
  • GB575277A - Improvements in means for fastening doors : en
  • ES11959Y - Heating device for tweezers or tubes for permanent hair waving. : en es
  • CA433052A - Non-reflective lens coating : en fr
  • GB575309A - Improvements in or relating to electro-plating : en
  • ES171696A1 - A PROCEDURE WITH YOUR DEVICE FOR CONTINUOUS MOVING AND POLISHING OF MOONS : en es
  • ES5680Y - Central electrode for spark plugs. : en es
  • CA433020A - Shock absorber : en fr
  • CH241052A - Grinding machine whose grinding spindle can perform a planetary motion : de en
  • CA433068A - Cellulose ester production : en fr
  • ES12024Y - Straight saw blades. : en es
  • ES11979Y - A new system of fixing the pieces of the architectural construction games for children : en es
  • USD143857S - Northrop airplane : en
  • CA433007A - Water treating method and composition : en fr
  • CH241108A - Electrode system of an arc lamp with a closed gas space. : de en
  • US2394704A - Manufacture of wooden soles : en
  • CH240957A - Device for cutting tuberous vegetables, etc. : de en
  • CH241047A - Device for automatic control of the high speed and low speed movement of the tool carriage of a machine tool by means of a hydraulic servo motor. : en fr
  • USD143797S - Couts wallpaper : en
  • US2394709A - Vise structure : en
  • US2394653A - Universal splint : en
  • US2394777A - Salt bath for heat treatment and rectifier therefor : en
  • US2394824A - Apparatus for feeding metal strip to metal working presses : en
  • US2394846A - Rotary wing aircraft : en
  • CH241148A - Process for the preparation of a substantive yellow dye. : de en
  • CH240975A - Zipper. : de en
  • USD143834S - Design for a hat : en
  • US2394919A - Metal-glass seal and sealing alloy : en
  • US2394796A - Hydrocarbon conversion : en
  • AU131752B2 - K Improvements in or relating toa continuous process of isolating substantially anhydrous pyridine bases from aqueous mixtures : en
  • AU93746A - Improvements in or relating to pistons : en
  • US2394593A - Automatic scale : en
  • USD143842S - Design for a panel of embossed leather : en
  • US2394729A - Fastening device : en
  • CH241094A - Combiner especially but not exclusively for electric vehicles. : en fr
  • US2394885A - Liquid level responsive means : en
  • ES12457U - A mattress applicable to all kinds of beds (Machine-translation by Google Translate, not legally binding) : en es
  • CH241114A - Device for double validation of sheets in a cash register. : en it
  • USD143803S - Brooch or similar article : en
  • CH241042A - Device to facilitate the machining of workpieces for drilling, thread cutting and punching machines. : de en
  • US2394739A - Dehydrogenation of hydrocarbons : en
  • USD143815S - Container for cigarettes or similar articles : en
  • US2394713A - Sectional grating : en
  • US2394925A - Electrical calculating machine : en
  • CA433036A - Pickling bath preparing method : en fr
  • AU120933B2 - Method of transferring heat and hermitecally closed heat transfer system : en
  • ES12472U - Portable radio receiver. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172198A1 - A SMALL CONTINUOUS OPERATION ABSORBING REFRIGERATOR INSTALLATION : en es
  • CA433067A - Viscose yarn production : en fr
  • ES172192A1 - A PROCEDURE FOR THE FIXATION OF CARBON IN ITS DIFFERENT STATES ON PORCELAIN, GLASSES OR OTHER CERAMIC MATERIALS FOR THE MANUFACTURE OF ELECTRICAL RESISTANCES : en es
  • FI21049A - Anordning vid slagborr och dylikt : en fi
  • GB575306A - Improvements in light signal devices for gramophones : en
  • USD143872S - Design for an airplane : en
  • CH240970A - Process for the preparation of stable colored emulsions of synthetic resins. : en fr
  • GB575357A - Improvements in means for suspending and positioning curtains, curtain valances and the like : en
  • CA432976A - Antiknock motor fuel : en fr
  • US2394843A - Coating material and composition : en
  • USD143837S - Design for a bottle : en
  • USD143836S - Design fob a cigarette best : en
  • CA433043A - Isomerization process : en fr
  • ES172173A1 - A LAMINATING MACHINE FOR THE COLLECTION OF SHEET PASTA AND SIMILAR : en es
  • CH241111A - Process for the production of an easily soluble, durable product containing calcium and the gluconic acid residue. : de en
  • CH240977A - Device for making to measure shoe soles, in particular slippers, by means of ribbons, braids, etc. : en it
  • US2394707A - Footwear : en
  • USD143839S - Panel op embossed leather : en
  • CA433031A - Reel : en fr
  • US2394795A - Sandwich cooky machine : en
  • US2394815A - Plasticized composition : en
  • GB575260A - Improvements in or relating to the insolubilisation of hydroxylated polymers : en
  • US2394728A - Fastening device : en
  • CH241054A - Grinding machine with liquid cooling. : de en
  • US2394559A - Speed control for motors : en
  • CA433003A - Container side seam : en fr
  • US2394767A - Rotary valve : en
  • ES12449U - Postcard perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394674A - Process for producing aryl methyl ketones : en
  • USD143786S - Design for a tobacco smoking pipe for women : en
  • CH241134A - Chassis for a heavily loaded, profile-running rail vehicle, especially for mobile power stations and substations. : de en
  • US2394924A - Electric calculating machine : en
  • ES12028Y - Improved selling box. : en es
  • GB575395A - Improvements in or relating to electric oscillation generators : en
  • US2394696A - Alkylation : en
  • FI21077A - Med linjer försett skrivpapper : en fi
  • ES172188A1 - A NUMBER D RECORDER DEVICE EFRAUDES FOR ELECTRICAL INSTALLATIONS WITH COUNTER : en es
  • ES12478U - Valve and fitting equipment, with conical plug for the inflation of all types of chambers and pressurized container. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241140A - Process for the preparation of an inorganic acid ester. : de en
  • ES172097A3 - A LUMINOUS PENCIL : en es
  • ES172202A3 - A CENTER BANK : en es
  • NL58867C - : en
  • ES172101A2 - IMPROVEMENTS MADE IN THE SUBJECT OF MAIN PATENT NUMBER 168917 : en es
  • ES172134A1 - IMPROVEMENTS INTRODUCED IN THE ASSEMBLY OF TUNERS : en es
  • US2394913A - Swing : en
  • US2394949A - Refractometer : en
  • USD143804S - Brooch or similar article : en
  • US2394746A - Watch setting and starting device : en
  • US2394837A - Apparatus for assembling articles : en
  • USD143798S - Design for a pin or similar article : en
  • AU130814B2 - Oxidized cellulose suture and method of making same : en
  • US2394650A - Process of producing nicotinic acid : en
  • ES12450U - Hanger to dry clothes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12029Y - Pipe pliers. : en es
  • US2394741A - Eccentric driving connection : en
  • US2394532A - Hand covering : en
  • GB575398A - Improvements in induction coils : en
  • ES12444U - Automatic dispenser of paper napkins. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172162A3 - A PROCEDURE FOR THE DRYING OF TOMATO JUICES AND OTHER FRUITS : en es
  • CH240958A - Hanging device for curtains. : en fr
  • CH240945A - Reversible plow. : de en
  • US2394587A - Preparation of nu-substituted aminophenols : en
  • GB575269A - Improvements in or relating to racket presses : en
  • CH241087A - Eddy current machine. : en fr
  • ES12453U - Pivot or pin-rivet for automatic binding. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241079A - Internal combustion engine with at least one control shaft provided in the head of the engine and driven by means of spur gears. : de en
  • US2394782A - Convertible and adjustable article carrier : en
  • ES12456U - Chess board and ladies of new structure. (Machine-translation by Google Translate, not legally binding) : en es
  • GB575289A - Improvements in the manufacture of propeller blades : en
  • ES12027Y - Improved system of superimposed discs comprising the tables of addition, subtraction, multiplication and division, for school use. : en es
  • ES172196A1 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF FRAMES, ESPECIALLY FOR SHOWCASES : en es
  • US2394558A - Electric control means for veneer clippers : en
  • US2394554A - Parking meter : en
  • AU1338444A - Improvement in machines for cutting sheet material : en
  • ES172116A1 - A PUMP OF CONCURRENT CYCLES OF DIFFERENTIAL EFFECT FOR HYDRAULIC BRAKES OF AIRCRAFT OR OTHER VEHICLES : en es
  • GB575400A - Improvements in or relating to boat-lowering apparatus : en
  • GB575322A - Improvements in or relating to cycle saddles : en
  • ES172201A1 - A NEW MANUFACTURING PROCEDURE FOR A SUBSTITUTE DETERGENT PRODUCT OF SOAP : en es
  • US2394911A - Automatic vacuum breaker : en
  • US2394804A - Switch construction : en
  • US2394929A - Catalytic alkylation process : en
  • US2394762A - Method of making elastic coil cables : en
  • US2394871A - Halogenated amides : en
  • CA432996A - Essential oil composition : en fr
  • US2394833A - Wax composition : en
  • US2394736A - Awning : en
  • USRE22719E - Angle determining device : en
  • CA432993A - Portable power cable : en fr
  • AU118546A - Improved manufacture of methyl siloxane compositions : en
  • GB575383A - Improvements in and relating to the carrying-out of chemical processes and to apparatus therefor : en
  • ES11935Y - Metal containers for culinary use, attachable to each other as lids. : en es
  • GR10577B - OIL HEATER. : el en
  • AU131331B2 - A soil fertilizing device : en
  • CH241145A - Process for the preparation of a new disazo dye. : de en
  • US2394819A - Forming apparatus : en
  • AU126446A - Improvements in or relating tothe cutting of sheets of resinous or like materials : en
  • GB575347A - Improvements in or relating to radio assemblies in sealed containers : en
  • GB575390A - Improvements in or relating to typewriting machines : en
  • IE17492L - Drying granular and crystalline products : en
  • CH241104A - Circuit for converter motors fed with alternating current. : de en
  • GR10583B - CHILDREN'S TOY ROLLING ON WHEELS WITH ROTATING MODELS OF PEOPLE AND ANIMALS. : el en
  • USD143854S - Northrop airplane : en
  • US2394585A - Floor waxing device : en
  • US2394947A - Variable condenser : en
  • CH240978A - Process for increasing the service life of soles on shoes. : de en
  • US2394771A - Implement for soil preparation : en
  • USD143848S - Northrop airplane : en
  • FI21093A - Spinner : en fi
  • AU129573B2 - Circuit tuners : en
  • CH241028A - Eddy current dynamometer. : en fr
  • DK64287C - Electrical Block Capacitor. : da en
  • US2394807A - Combination pliers for twisting wire : en
  • CA433050A - Granular bed surface determining apparatus : en fr
  • CH241066A - Compressed air blow-off valve. : de en
  • CH241167A - Process for the preparation of a complex gold-gum arabic-peptone compound. : de en
  • AU130126B2 - Cavity tuning device : en
  • AU107846A - Improvements in or relating to electrical precipitators : en
  • AU122946A - Improvements in or relating to electrode biassing arrangements : en
  • AU131447B2 - Receiver system : en
  • CH241025A - Bag holder. : de en
  • DK64286C - Procedure for cleaning the vapor-coated surfaces of surface heat exchange apparatus, and arrangement for such apparatus for practicing the procedure. : da en
  • GB575346A - Improvements in or relating to centrifugal pumps : en
  • AU122746A - Improvements in or relating to phase or frequency modulation : en
  • CA433005A - Cellulosic textile fibre : en fr
  • GB575254A - Improvements in process of coating paper : en
  • GB575334A - Improvements in earth excavating machines or scrapers : en
  • US2394531A - Engine starter gearing : en
  • ES12445U - Secret wardrobe-box. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433009A - Dispensing apparatus : en fr
  • FI21050A - Sätt och anordning för framställning av spiralformigt räfflade slangar eller rör : en fi
  • US2394806A - Drill steel guide : en
  • US2394951A - Surface testing device : en
  • ES171072A1 - IMPROVEMENTS IN AERIAL CONDUCTORS FOR THE EMISSION OR RECEPTION OF ELECTRICAL WAVES, WITHIN BROAD FREQUENCY LIMITS : en es
  • GB575259A - Improvements relating to the purification of cobaltic hydroxide : en
  • CH241071A - Compressor. : de en
  • GB575261A - Improvements relating to scythes : en
  • USD143841S - Design for a panel of embossed leather : en
  • CH241078A - Cylinder cover for internal combustion engines working in the two-stroke process. : de en
  • US2394625A - Process for producing diolefins : en
  • ES12018Y - Cardboard box for packaging. : en es
  • ES12022Y - New lamp for the medical examination of the mouth and pharynx, provided with an interchangeable spatula to press the tongue during examination. : en es
  • ES12008Y - Document filing cabinet model. : en es
  • ES172193A3 - A MULTIPLE CLEANER WITH FILTER AND DISINFECTING DEVICE, FOR THE CLASSIFICATION, SELECTION AND DISINFECTION OF SEEDS : en es
  • USD143831S - Design for a clothes hanger : en
  • CH240952A - Safety lock. : de en
  • GB575295A - Improvements in or relating to the production of water-repellent surfaces : en
  • GB575332A - Improvements in or relating to slide rules or calculators : en
  • GB575375A - Improvements relating to flame-cutting machines : en
  • ES12447U - Toy with swinging movement of the own ones of the trot of the animal that represents. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172146A1 - IMPROVEMENTS IN THE MANUFACTURE OF BUILDING ELEMENTS : en es
  • GB575252A - Improvements in or relating to firing of electric detonators through gas discharge tubes or other electronic discharge devices : en
  • GB575350A - Improvements in or relating to rotary piston pumps, fluid motors or meters : en
  • GB575327A - Improved voltage controller : en
  • US2394665A - Automatic control for carburetor choke valves : en
  • CH241018A - Tongue frame with metal tongues for musical instruments. : de en
  • CH241099A - A method of manufacturing permanent magnets. : en fr
  • USD143855S - Northrop airplane : en
  • ES171115A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BIKES : en es
  • ES172179A1 - AN APPARATUS FOR THE MANUFACTURE OF A FABRIC OR MATERIAL WITH HAIR : en es
  • ES172185A3 - A PROCEDURE FOR THE CONTINUOUS DISTILLATION OF EQUISTO : en es
  • ES9563Y - Disc wheel for rail vehicles; for example, mine haulage wagons. : en es
  • USD143875S - Design for a duplicator : en
  • GB575336A - Improvements relating to the production of metallic zinc : en
  • ES171442A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF TRAMWAYS : en es
  • US2394760A - Slag cleaning tool : en
  • AU128546B2 - Hot strength aluminium alloy : en
  • US2394896A - Aerial flare : en
  • ES12315U - Brooch for leagues. (Machine-translation by Google Translate, not legally binding) : en es
  • AU120923B2 - Improvements relating to the heat treatment and plasticisation of rubber or the like : en
  • US2394602A - Computing and billing device : en
  • AU128594B2 - Improvements in apparatus forthe manufacture of prefabricated building units : en
  • CH241037A - Bumper bearing for clockwork mobile pivot. : en fr
  • CH241046A - Device for controlling the movements of the table of a machine tool. : en fr
  • US2394775A - Metal cutting apparatus : en
  • CA432986A - Engine alarm device : en fr
  • CA433040A - Well screen : en fr
  • CH241067A - Valve for control device of the passage of a fluid. : en fr
  • AU131177B2 - Improvements in or relating tothe production of Metanilamidodiazines and intermediates thereof : en
  • CA433010A - Electrical variations amplifying apparatus : en fr
  • CH241131A - Device for attaching trailers to bicycles. : de en
  • CA433042A - Liquid sealing method : en fr
  • US2394814A - Process for handling fluent solids : en
  • USD143851S - Northrop airplane : en
  • CH241069A - Hoist. : de en
  • CA433014A - Antenna : en fr
  • ES11976Y - Liquid fuel preheating torch for aluminum-thermal welding. : en es
  • US2394801A - Flying time indicator : en
  • ES172089A3 - AN APPARATUS FOR STATICALLY BALANCING ROTATING AND OSCILLATING BODIES : en es
  • CA433030A - Grinding wheel spindle reciprocating mechanism : en fr
  • AU131753B2 - Improvements in or relating tothe cutting of sheets of resinous or like materials : en
  • AU120932B2 - Improved cultivator : en
  • CH241141A - Process for the production of alkali cellulose. : de en
  • ES172081A1 - AN OPTICAL RECORDING DEVICE AND PROCEDURE FOR ITS CONSTRUCTION : en es
  • GB575404A - Improvements in watertight bags : en
  • CA433018A - Sealed-in regulator : en fr
  • US2394661A - Timing apparatus : en
  • ES172223A3 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF AUTOMOBILE CARS : en es
  • AU1370444A - Improved recuperator means for combustion furnaces : en
  • CH241020A - Ballroom hockey game. : en fr
  • CH241166A - Regulating transformer. : de en
  • CH240965A - Device for smoothing items of clothing, in particular men's trousers. : de en
  • US2394749A - Propeller spinner attaching device : en
  • USD143825S - Design for an automobile hat and coat hanger : en
  • CH240960A - Upholstery rod for making upholstery edges. : de en
  • USD143827S - Design for a clothes hanger : en
  • CA433064A - Bottle cap assorting apparatus : en fr
  • CA433054A - Machine tool : en fr
  • GB575355A - Improvements relating to coupling pins and like devices : en
  • AU129840B2 - Phase detection and tuner control : en
  • GB575291A - Improvements in and relating to fluorescent lamp starting and controlling apparatus : en
  • CA432998A - Power transmission : en fr
  • AU44546A - Improved fluid-pressure responsive electric switch : en
  • US2394612A - Burring tool : en
  • US2394722A - Nursing bottle : en
  • CH240980A - Method and device for clamping footwear for the purpose of processing the sole edge in automatic shoe machines. : de en
  • US2394897A - Aerial flare : en
  • CH241016A - Device for displaying the time periods of fertilization-enabling and fertilization-excluding copulation. : de en
  • ES11928Y - Secafirmas perfected. : en es
  • ES11988Y - Container or container of transparent material : en es
  • ES12471U - Reinforced panties (Machine-translation by Google Translate, not legally binding) : en es
  • FI21160A - Automatic transmission control for gramophone : en fi
  • GB575360A - An improved device for the setting out of holes for machining in the correct relation to one another : en
  • USD143864S - Northrop airplane : en
  • CA433045A - Spectrograph : en fr
  • ES12460U - Perfected container. : en es
  • GB575380A - Improvements in and relating to the production of ethylene glycol : en
  • GB575402A - Improved method for the extraction of casein from seeds : en
  • US2394651A - Contact conversion reaction : en
  • US2394893A - Apparatus for conditioning molten glass : en
  • US2394899A - Stainless steel and method of coating same : en
  • AU105246A - Receiver system : en
  • CH241126A - Vehicle intended for use in snow and ice. : en fr
  • AU132103B2 - Loop antenna : en
  • CA433023A - Vibrator mechanism for tobacco feed : en fr
  • US2394716A - Production of aviation gasoline : en
  • CA433057A - Telephone wire : en fr
  • CH241086A - Method for removing gases contained in electrical elements, in particular accumulators. : de en
  • CH241097A - Electric shock relay. : en fr
  • CH240963A - Collapsible table. : de en
  • US2394966A - Photographic lighting apparatus : en
  • CH241159A - Process for the preparation of a new monoazo dye. : de en
  • US2394633A - Preparation of titanium dioxide pigment : en
  • ES171396A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 169396 : en es
  • CH241121A - Method and device for suppressing flicker when reproducing a television picture. : de en
  • AU132962B2 - Process and means for cutting multiple screw threads : en
  • CA433004A - Container : en fr
  • CH240999A - Bar of soap. : de en
  • AU126946A - Improvements in or relating to ovens for heating filamentary products : en
  • US2394703A - Soil analysis by radiant energy : en
  • CA433032A - Auxiliary spark ignition apparatus : en fr
  • CH241002A - Method of making a tight package from sheet material. : de en
  • AU129574B2 - Angle modulation detectors : en
  • CA433048A - Aryl-substituted phenol production : en fr
  • CA433071A - Loudspeaker : en fr
  • CA433012A - Rectifier : en fr
  • CA433069A - Wood pulp treatment : en fr
  • ES12014Y - Single hole bipolar electrical plug, with concentric electrodes : en es
  • ES4459Y - One-piece rubber shoes for infants. : en es
  • FI21052A - Automatic mask : en fi
  • US2394572A - Decolorization of acrylic and alpha-alkylacrylic acids and their derivatives : en
  • CH241083A - Three-part cooled working piston for internal combustion engines. : de en
  • US2394615A - Method of obtaining sterol and the like from tall oil : en
  • US2394880A - Range finder, height finder, and like optical measuring instruments : en
  • AU130133B2 - Improvements in or relating to variable resistances andthe like : en
  • CA433039A - Corrosion preventive composition : en fr
  • USD143865S - Design for an airplane : en
  • CH241160A - Process for the preparation of a new monoazo dye. : de en
  • ES11866Y - Sports scoring abacus for championships. : en es
  • CH241056A - Device for removing rust deposits from iron structures. : de en
  • US2394901A - Bag supporting device : en
  • USD143795S - Design for a shoe rack : en
  • US2394959A - Optical system : en
  • CA432991A - Printing machine : en fr
  • US2394577A - System and apparatus for facsimile telegraphy : en
  • US2394765A - Ciphering and deciphering mechanism : en
  • AU123646A - Improvements in or relating to modulated high frequency carrier wave signalling systems : en
  • AU132086B2 - Improvements relating to piezoelectric devices andthe manufacture thereof : en
  • CH241082A - Piston. : en fr
  • US2394724A - Method of forming meter magnet : en
  • AU129913B2 - Improvements in or relating to modulated high frequency carrier wave signalling systems : en
  • US2394940A - Truck loader : en
  • CH241161A - Process for the preparation of a new monoazo dye. : de en
  • USD143828S - Design fob a clothes hanger : en
  • AU221940A - Improvements in or relating to methods of preparing a luminescent mixture : en
  • CH240976A - Artificial straw, especially for making hat braids. : de en
  • GB575315A - Process for effecting molecular rearrangements in fats and fatty oils : en
  • USD143784S - Portable engine power unit and housing assembly : en
  • US2394549A - Specific gravity measuring device : en
  • US2394754A - Substituted phenols : en
  • AU134174B2 - Improvements in or relating to organosilicon-silico sols and gels : en
  • GB575388A - Improvements in or relating to the manufacture of projectiles : en
  • USD143811S - Design for a shoe ok similar article : en
  • CA432978A - Concrete block forming apparatus : en fr
  • AU129616B2 - Improvements in or relating to ovens for heating filamentary products : en
  • CH241010A - Auxiliary device adaptable to a cinematographic camera for filming a background and real subjects in combination with an artificial foreground. : en fr
  • US2394962A - Cyanoethylated products and preparation thereof : en
  • CH241073A - Rotary pump coupled with an electric motor to be installed in a straight pipe for a fluid to be pumped. : de en
  • US2394616A - Surface coating for packaging polymers : en
  • US2394596A - Nonfoaming compositions and methods of making same : en
  • US2394797A - Process for the production of a blending fuel : en
  • ES172087A1 - A PROCEDURE FOR THE PREPARATION OF ETHER-SALTS AND AMIDAS OF ORTHO-PHOSPHORIC ACID : en es
  • FI21095A - Apparat för flätning av rackets : en fi
  • US2394576A - Internal-combustion engine head : en
  • US2394528A - Automatic liquid vendor : en
  • ES11938Y - Comprehensive and perpetual calendar : en es
  • FR910696A - Apparatus for cleaning bags : en fr
  • AU120911B2 - Improvement in machines for cutting sheet material : en
  • ES12436U - Individual healing bandage (Machine-translation by Google Translate, not legally binding) : en es
  • US2394598A - Spraying device : en
  • CH240950A - Artificial stone stairs. : de en
  • US2394711A - Question and answer device : en
  • CH241048A - Jig. : de en
  • AU1383844A - Centrifugally cast propeller blades : en
  • CH240956A - Device for peeling fruits. : de en
  • GB575296A - Improvements in or relating to the manufacture of artificial threads : en
  • ES12465U - Combined furniture that performs table functions indiscriminately for various uses and bedrooms. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394613A - Apparatus for testing microphones : en
  • US2394842A - Tool : en
  • USD143796S - Housing for cathode hay apparatus : en
  • CH241006A - Desktop machine. : en fr
  • ES172199A3 - A PROCEDURE FOR TREATING RICE IN THE HUSK : en es
  • US2394920A - Control device : en
  • ES172155A1 - IMPROVEMENTS IN ELECTRICAL CABLES : en es
  • US2394677A - Self-leveling oil burner : en
  • US2394790A - Greases : en
  • ES11963Y - Pocket metal decanter : en es
  • USD143860S - Northrop airplane : en
  • ES171498A1 - A RADIO SWITCHING DEVICE : en es
  • ES172145A1 - A PROCEDURE FOR THE MANUFACTURE OF NEW COMPOUNDS OF PYRIMIDINE : en es
  • FI21097A - Bärpinne, användbar som byggnadsleksak : en fi
  • ES172126A1 - A PROCEDURE FOR OBTAINING CELULOID REGENERATED FROM REMAINS OF WASTE : en es
  • US2394648A - Method of making three-phase transformers : en
  • US2394692A - Method of transferring loads to industrial trucks : en
  • CH240953A - Gas generator with descending combustion. : de en
  • CH241102A - Device for transverse adjustment of a part, e.g. B. the slide, in the beam path of corpuscular beam apparatus. : de en
  • GB575389A - Device for obtaining smooth running of the axle and wheel pairs of heavy rail traction vehicles : en
  • GB575338A - Improvements in or relating to snap action electric switches : en
  • US2394963A - Preparation of 2-aminopyrazine : en
  • ES12160U - Chassis perfected for radio receiver devices. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394604A - Perforating apparatus : en
  • ES172113A1 - A PROCEDURE FOR OBTAINING BIGUANIDA DERIVATIVES : en es
  • ES172019A1 - A UNION SYSTEM OF THE RAILROAD LANES TO COMPLETELY REDUCE THE TREATMENT : en es
  • CA433000A - Radio noise suppression circuit : en fr
  • ES170785A1 - IMPROVEMENTS IN THE VENTILATION OF HYDRAULIC CONTROLS : en es
  • ES11936Y - Sets of containers for culinary uses. : en es
  • ES172159A3 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL INSULATING MATERIALS : en es
  • GB575302A - An articulated metal clasp or belt fastener, for the joining or unien of transmission belts : en
  • GB575258A - Improvements in or relating to feeding devices or fingers for lathes and like machines : en
  • CH241049A - Device on machine tools for fastening workpieces or tools. : de en
  • US2394540A - Stretching of artificial yarn : en
  • USD143785S - Portable engine power unit housing : en
  • US2394533A - Colored mirror : en
  • US2394552A - Charging device : en
  • ES11991Y - New connection for sneakers to inflate all kinds of chambers, perfected and technically modern, based on two or more different materials. : en es
  • US2394700A - Article forming apparatus : en
  • ES9986Y - Signs, with multicolored letters, equipped with light reflections. : en es
  • GB575371A - Improvements relating to flame-cutting machines : en
  • GB575363A - Improvements connected with electric regulators of the carbon pile type : en
  • GB575694A - An improved horticultural or agricultural cloche or garden frame : en
  • US2394555A - Tensile test specimen chuck : en
  • US2394560A - Hard resins : en
  • US2394706A - Fish pole : en
  • USD143866S - Northrop airplane : en
  • CH241012A - Studio camera. : de en
  • GB575275A - Improvements in sheet feeding tables for office printing machines : en
  • ES12000Y - Container box, foldable : en es
  • CH241076A - Valve control for steam engines. : de en
  • US2394656A - Apparatus for opposing offset and eliminating static in printing : en
  • CA433060A - Telephone system : en fr
  • CH241164A - Permanent cover with exchangeable stack of paper sheets. : de en
  • US2394778A - Seed planter : en
  • US2394757A - Gear finishing machine : en
  • US2394720A - Wire drawing die : en
  • US2394889A - Lubricating system : en
  • CA433038A - Corrosion preventive composition : en fr
  • ES12464U - Combined furniture that can perform the functions of ark and bed indiscriminately. (Machine-translation by Google Translate, not legally binding) : en es
  • US2394857A - Electron ray indicating device : en
  • CH241050A - Machine for processing wood and metal. : de en
  • FI21080A - Fertilization rate and anchorage for fiber pulp in cellulose production : en fi
  • CA433028A - Adhesive tape : en fr
  • ES11996Y - Travel decanter. : en es