• US1970031A - Stripping machine : en
  • US1970359A - Container for wrenches and the like : en
  • US1970524A - Weaving mechanism : en
  • US1970375A - Centrifugally controlled circuit closer : en
  • CH171079A - Sound film system. : de en
  • CH171240A - Method for the preparation of a cardiac active glucoside. : de en
  • USRE19271E - Lighting system for : en
  • US1970414A - Wall structure : en
  • CA343958A - Spreader : en fr
  • CH171164A - Gas burner. : de en
  • DE601480C - Circular knife scissors for cutting, trimming and trimming long metal sheets : de en
  • DE601589C - Process for the production of spinnable coconut fibers : de en
  • US1969894A - Method of producing soluble phosphates in solid state : en
  • US1969919A - Railway motor truck : en
  • US1969972A - Marker for shoe uppers : en
  • US1970399A - Locking device : en
  • NL33688C - : en
  • US1969954A - Injector valve : en
  • US1970201A - Water treating and storage apparatus : en
  • US1970534A - Method of heat exchange : en
  • DE601351C - Device for automatic adjustment of the braking force according to the vehicle load : de en
  • CH171219A - Bogie. : de en
  • US1970044A - Folding spectacles : en
  • GB414763A - Improvements in or relating to the mounting of power units, vehicle bodies and the like : en
  • US1970017A - Gas cannon : en
  • US1970499A - Roasting apparatus : en
  • US1969923A - Brake beam safety support : en
  • US1970360A - Electric food heating apparatus : en
  • US1969809A - Belt conveyer : en
  • US1970369A - Hydraulic shock absorber : en
  • DE601406C - Extensible link band made of sheet metal, especially for bracelets : de en
  • GB415088A - Improvements in or relating to the distillation of liquids containing vitamins : en
  • US1970103A - Control system : en
  • AU1235133A - Improvements in or relating to method and apparatus forthe manufacture of rubber thread : en
  • US1970138A - Nozzle for oil burners : en
  • US1970363A - Method of producing orthodihydroxy benzenes : en
  • DE601310C - Safety tap : de en
  • CA343949A - Centrifugal bowl : en fr
  • CH171068A - Foldable touring ski. : de en
  • DE601567C - Ball joint for piston : de en
  • FR768804A - Fuse for lamps and electric utensils : en fr
  • CH171220A - Vehicle that can travel on railways and road networks. : en fr
  • USD93083S - Design fob a combined dispensing : en
  • DE601557C - Method and device for the production of rings, spring coils and similar workpieces of round or square shape : de en
  • CA343966A - Adjustable stool : en fr
  • FR768883A - Rack or vertical frame dryer : en fr
  • GB414794A - Improvements in or relating to hydraulic control apparatus : en
  • GB414802A - Improvements in or connected with tracks such as greyhound racing tracks : en
  • CH171232A - Process for the production of a new azo dye. : de en
  • DK49130C - Procedure for the removal of the harmful constituents contained in coffee beans, in particular chlorogenic acid. : da en
  • ES134845A1 - A process for manufacturing vegetable or animal fiber shells for the extraction of oils. : en es
  • CH171158A - Ion valve for converting direct current into alternating current or alternating current with a different frequency. : de en
  • CH171106A - Cigar cutter designed as a tabletop device. : de en
  • DE601291C - Straw tube sewing machine : de en
  • DE601486C - Padlock with two shells made by pressing and punching : de en
  • DE601546C - Detergents for metals : de en
  • US1969735A - Manufacture and use of new anthraquinone derivatives : en
  • US1969796A - Separable fastener and installation thereof : en
  • ES134974A1 - A device for internal combustion engines, intended to reduce the pressure in the fuel supply conduit to an adequate amount after the feeding operation. : en es
  • GB415038A - Shoe made of rubber and fabric : en
  • FR768905A - Improvements to stoves and gas stoves : en fr
  • US1969816A - Engine : en
  • US1969875A - Drop leaf table : en
  • US1970176A - Block signaling system for railways : en
  • US1970476A - Scribing or marking device : en
  • USD93017S - Design for a lace tablecloth : en
  • GB415014A - Improvements in and relating to rectifier units and rectifier valves for such units : en
  • US1970024A - Bearing sleeve : en
  • US1970108A - Planting implement : en
  • DE601516C - Ringless curtain or curtain rod composed of several rails : de en
  • FR768808A - Improvements in processes for drawing wire, tubes, bars and other similar products : en fr
  • NL33323C - : en
  • US1969908A - Hair waving apparatus : en
  • US1970260A - Compressor : en
  • AU1392333A - Improvementlin'!lubricating oils : en
  • US1969754A - Supporting of thread guides of warp knitting machines : en
  • US1970088A - Method of operating internal combustion engines : en
  • US1970354A - Means for feeding molten glass : en
  • US1969793A - Concentrator apparatus : en
  • ES2533Y - Clothes dryer in the form of a folding ladder. : en es
  • US1970489A - Lawn mower : en
  • US1970292A - Fiber testing apparatus : en
  • US1969780A - Measuring sugar server : en
  • US1969920A - Lubrication device : en
  • US1970387A - Bed bottom : en
  • US1970289A - Conveyer : en
  • FR769062A - Device for opening compressed gas cylinders, more particularly applicable to fire extinguishers : en fr
  • DE601333C - Fountain pen : de en
  • GB414795A - Improvements in connecting rods for internal combustion engines : en
  • GB415101A - Improvements in tuning and indicating devices for radio receiving sets : en
  • ES134916A1 - A system of ignition and operation of electric lamps of gases or vapors. : en es
  • US1969849A - Blank-making : en
  • US1970082A - Producing of foam by mechanical means : en
  • US1970084A - Electrical resistance thermometer : en
  • DE601515C - Yarn tension regulator for knitting and crochet handicrafts : de en
  • US1970114A - Aircraft propeller : en
  • CH171089A - Electric heater for optional use as a soldering iron and immersion heater. : de en
  • US1970284A - Process of refining hydrocarbon oils : en
  • US1969725A - Piston pin inserter and remover : en
  • ES134016A1 - A procedure for the limitation by double fuse of the passage of the current through the electric power lines. : en es
  • FR768762A - Method and device for the manufacture of an extensible band by means of artificial fibers : en fr
  • US1970097A - Heel-attaching machine : en
  • US1970520A - Universal base for electric switches, etc. : en
  • CA343929A - Electric distribution system : en fr
  • CH171082A - Hermetic watch. : en fr
  • DE601336C - Electromagnetic rail brake : de en
  • DE601346C - Drain valve for tank wagons : de en
  • GB414944A - Improvements in displacement meters for measuring liquids : en
  • GB414922A - Device for conveying photographic emulsion carriers through treatment baths : en
  • FR768936A - Central weight and card holder support and cards with visible edges, for horizontal filing : en fr
  • US1969944A - Trolling spoon : en
  • US1969819A - Screened coils provided with a device for adjusting the selfinductance : en
  • CH171132A - Fridge. : de en
  • DE601367C - Adjustment device for hydraulic braking devices of motor vehicles : de en
  • ES134949A1 - Improvements in vehicles for the transport of goods and materials. [GOES TO UTILITY MODEL No. 3039]. : en es
  • FR768885A - Improvements in rubber vulcanization : en fr
  • DE601349C - Railway wagon that can be converted into a trailer that can be driven on the road : de en
  • FI16032A - Transmissionsväxel : en fi
  • ES134869A1 - Provision provided with a heat accumulator for cooking, roasting, toasting and the like. : en es
  • FR768817A - Safety valve : en fr
  • DE601415C - Heavy-duty woven electrical resistor : de en
  • ES134660A1 - An explosion engine and compressor. : en es
  • ES134799A1 - A perfect closing system for all kinds of shotguns. : en es
  • ES134723A1 - A procedure for obtaining fabrics, sponges and similar materials that, by impregnation in a special preparation, clean all kinds of unnatural spots on human skin. : en es
  • IE13170L - Well boring : en
  • ES134655A1 - PROCEDURE FOR THE PURIFICATION OF AQUEOUS OILS OF PLANT AND ANIMAL ORIGIN : en es
  • ES134792A3 - An improved device for coating cement material on tubes. : en es
  • ES2345Y - Collections of complementary jointly drilled templates for the execution of drawings. : en es
  • FI16011A - Refunds for the production of cellulose and cellulose products and for the manufacture of cellulose products : en fi
  • GB414848A - Improvements in and connected with trawl fishing gear : en
  • FR769061A - Pressure cylinders for spinning looms : en fr
  • CA343898A - Shoe heel : en fr
  • ES134464A1 - IMPROVEMENTS IN THE COUPLINGS BY GRANULATED MATERIALS : en es
  • ES134962A1 - A new system to refresh rooms during the hot summer season. : en es
  • US1969934A - Vehicle body ventilator and method : en
  • US1970302A - Brush : en
  • US1970533A - Saddle : en
  • ES134884A1 - A new filter-purifier for gas-oil. : en es
  • GB414780A - Improvements in and relating to elastic fluid turbines : en
  • GB415115A - Improvements in and relating to clicking knives or dies : en
  • DE601416C - Reaming machine : de en
  • ES134029A1 - Improvements introduced in the mixer distributing machines used in milling. : en es
  • FR769053A - Insecticide product : en fr
  • ES134803A1 - New procedure for the manufacture of strips or fences, made of rubber, leather or fibers, with patterned or embossed drawings in fire and in relief, applicable to footwear, especially those of children. : en es
  • US1969808A - Rotary plugging tool : en
  • US1970397A - Slicing machine : en
  • CH171005A - Clamp lock with locking head for push-on spindles. : de en
  • ES134728A1 - Improvements in cutting devices, especially in shaving machines. : en es
  • ES134812A1 - PROVISION TO TRANSMIT SIGNAL CURRENT IMPULSES IN TELECOMMUNICATION SYSTEMS WITH DISTURBING LEVEL : en es
  • FI16035A - Method of keeping animal feedingstuffs fresh : en fi
  • DK49139C - Stand for Urine Bottles or similar. : da en
  • USD93038S - Design fob a shoe : en
  • ES134972A3 - A method of manufacturing metal sash windows with sheet metal, strip or bent plate. : en es
  • US1970299A - Low pressure process for separating low boiling gas mixtures : en
  • ES2891U - Baggage device. (Machine-translation by Google Translate, not legally binding) : en es
  • FI16048A - Fertilizers for the production of by-products of hydraulic binders with the aid of cement, lime, gypsum or other vegetative materials, with the aid of fossil fuels, with the aid of hydraulic materials : en fi
  • FR768913A - Process for the preparation of azo dyes : en fr
  • FR769084A - Improvements to wrapping and twisting machines : en fr
  • GB414891A - Improvements relating to the coupling together of vehicles : en
  • CH170975A - Device for automatic opening and closing of a garage door. : de en
  • GB415068A - Improvements in carburettors : en
  • GB415103A - Improvements in or relating to cards for holding and displaying articles : en
  • US1970180A - Paper making machine : en
  • DE601292C - Machine for making bows and tufts on fabrics : de en
  • DK49138C - Procedure for the production of clichés. : da en
  • US1969752A - Razor blade holder : en
  • US1969771A - Vacuum machine : en
  • ES2471Y - Folding cardboard boxes and the like. : en es
  • ES2373Y - Armor for portable optical instruments. : en es
  • US1970529A - Turbulent radiant combustion chamber : en
  • DE601341C - Process for the production of long creped paper : de en
  • GB415073A - Improvements in or relating to the preservation of rubber : en
  • GB414853A - Improvements in or relating to electrical accumulators and batteries : en
  • ES134925A1 - A process for manufacturing synchronous discs or analogous auxiliary elements for the subsequent synchronization of sound films. : en es
  • US1969781A - Aircraft of the rotative sustaining wing type : en
  • DE601334C - Device and production of hollow bodies closed on all sides or on five sides on extrusion : de en
  • DE601442C - Metallic packing made of sealing rings arranged in angular chamber rings : de en
  • DE588884C - Heat exchange plate : de en
  • US1970142A - Electric visible surface gauge indicator : en
  • FR768962A - Improvements to cathode ray lamps : en fr
  • US1969832A - Method of freezing fish and other foodstuffs : en
  • FR768990A - Apparatus for harvesting algae or similar plants : en fr
  • GB414941A - Process for the production of a new water-soluble derivative of 8-hydroxyquinoline : en
  • GB414762A - Improvements in or relating to dust extraction apparatus : en
  • ES135006A1 - A process for the preparation of tanning action condensation products. : en es
  • FR769056A - Development of protective spark plug caps : en fr
  • ES2362Y - Disc to indicate the size of the barrels. : en es
  • DE601542C - Method for compensating for fluctuations in steam power plants : de en
  • DE601472C - Arrangement on electrical controllers with intermittently contact-closing parts : de en
  • ES134859A1 - Multiple filter paste for wines, beers, liqueurs and other liquids. : en es
  • DE601299C - Dice device : de en
  • DE601491C - Method for the loose storage of coal encased in coking chambers : de en
  • ES134509A1 - Improvements introduced in the manufacture of ties. : en es
  • GB414918A - Method of separating the constituents of gaseous mixtures : en
  • USD93007S - Design fob a shoe : en
  • FR768977A - Improvements to inner tubes and their manufacturing processes : en fr
  • FR769089A - Sound amplifier : en fr
  • GB414798A - Improvements relating to apparatus for delivering lubricant under pressure : en
  • US1970077A - Means of separating and collecting dust particles and liquid globules : en
  • US1970440A - Electric translating circuits : en
  • GB414992A - Improvements in devices for attaching a photographic camera or the like to an optical observation instrument : en
  • CA343930A - Portable loudspeaker : en fr
  • DE601339C - Thick-walled, transparent protective bell for electric lights with light-diffusing glass insert : de en
  • DE601509C - Automatic photoelectric switching device operating on the charging method : de en
  • FI16042A - Sliding barrier formed partly of transverse and partly of parallel hokes : en fi
  • ES134712A1 - An improvement in the conductions of liquids from deposits in which they are expelled under forced pressure. : en es
  • ES134783A1 - An apparatus for wetting and drying in continuous work of freshly spun artificial silk yarns. : en es
  • ES134831A1 - Procedure for making chestnut rings or any other fibrous wood intended for pipería, packing boxes and the like. : en es
  • US1969902A - Hum elimination system : en
  • US1969779A - Motor interference elimination system : en
  • ES134839A1 - IMPROVEMENTS IN ARADOS : en es
  • GB414965A - Improvements relating to the mounting of pulleys on the ends of shafts : en
  • DE601565C - Spiral staircase with movable steps : de en
  • US1970256A - Window dressing : en
  • FR768820A - Device for skinning animals : en fr
  • FR768841A - Improvements to stenographic machines : en fr
  • GB414928A - Rear support for firearms : en
  • DK49126C - Glass making apparatus. : da en
  • ES133999A1 - A new system of hose sleeves for roving machines. : en es
  • FR769009A - Carburetor : en fr
  • DE571779C - Three-phase magnet for brakes or the like : de en
  • FR768911A - Electrical resistance welding process and apparatus for implementing this process : en fr
  • FR768810A - Process for the manufacture of beryllium (or glucinium) compounds from minerals containing beryllium : en fr
  • US1969866A - Radio shielded cable fastener : en
  • US1969995A - Window sash : en
  • CA343915A - Film reel : en fr
  • DK49128C - Method and apparatus for electrolytic refining of aluminum. : da en
  • US1970070A - Dyeing preparation and its conversion to dyestuffs : en
  • ES134824A1 - System of electric pumps with suppression of all mechanical delay. : en es
  • FR768857A - Improvements to grape must coolers : en fr
  • GB414902A - Improvements in apparatus for vending newspapers and the like : en
  • ES134945A1 - A sander machine. : en es
  • FR768884A - Production of new water-insoluble azo dyes : en fr
  • FR769040A - Vibration or percussion generator mechanism : en fr
  • GB414909A - Improvements relating to sliding sash type windows : en
  • FR768908A - Convertible bedside table : en fr
  • DE601327C - Selector gearboxes, especially for machine tools, preferably for vertical turning machines : de en
  • FR769077A - Improvements to reflector lamps : en fr
  • ES134701A1 - Procedure to devulcanize the rubber. : en es
  • ES134895A1 - A method of preparing a coating composition and applying it to rubber articles. : en es
  • ES2811U - Folding bed in the form of a bench using two spring mechanisms. (Machine-translation by Google Translate, not legally binding) : en es
  • US1970237A - Blow torch : en
  • GB415024A - Improvements in or relating to spray carburetters : en
  • ES134590A1 - A new procedure to produce colors combined with engraving, on pieces of iron or steel. : en es
  • CH171145A - Liquid switch. : de en
  • CH171085A - Heat-resistant object in the temperature range of 500-1200ºC. : de en
  • CH171025A - Machine for tenderizing meats. : en fr
  • US1970148A - Process for the continuous treatment of vegetables with soda and gaseous chlorine for the industrial production of cellulose : en
  • USD93008S - Design for a bicycle : en
  • US1970197A - Colored asbestos cement shingle : en
  • USD93030S - Design fob a cravat holder : en
  • ES134852A1 - A process for making briquettes capable of reacting and burning without smoke. : en es
  • US1970280A - Siliceous product and process of making the same : en
  • CH171032A - Process for the preparation of a nuclear-substituted 1.4.5.8-naphthalenetetracarboxylic acid. : de en
  • ES134337A1 - A process for the manufacture of glasses and glasses of glass, half glass and blown glass. : en es
  • US1970184A - Washing machine : en
  • USD93062S - Design fob a bottle : en
  • US1970523A - Stoker : en
  • DK49116C - Inserts for ties and the like and with such an insert provided with ties or the like. : da en
  • US1970481A - Process of bonding fins to radiator tubes : en
  • CH171022A - Shoeing on wooden shoes. : de en
  • CA343956A - Refrigerating apparatus : en fr
  • CH171011A - Device on shirt and collar for detachable attachment of the latter to the shirt. : de en
  • US1970172A - Booster : en
  • ES134109A1 - NEW CONSTRUCTION SYSTEM OF CONCRETE REINFORCED ROOFS FOR DRIVES : en es
  • ES135008A1 - Procedure for obtaining artificial spare parts for the interior of the human or animal body, especially spare chewing apparatus. : en es
  • ES2527Y - Self-threaded shuttle. : en es
  • AU1596334A - Improvements inthe recoating of surfaces of pipes : en
  • CH171179A - Device for curling the hair. : en fr
  • DE601528C - Warning device for oxygen breathing apparatus to indicate the approaching exhaustion of the oxygen supply : de en
  • FI16046A - Förpackningsband för dragtändstickor : en fi
  • GB415066A - Improvements in and relating to the production of beryllium alloys : en
  • DE601366C - Sponge rubber cushions, for example for vehicle seats : de en
  • CH171192A - Switching control device based on the control of a signal lamp circuit on switchable devices, in particular on tooth clutches and gear change transmissions. : de en
  • DE601385C - Device for cutting off razor blades that are perforated on the band and notched with a piece of scrap in between : de en
  • US1969773A - Typewriting machine : en
  • US1970016A - Tool holder : en
  • US1970310A - Electrooptical system : en
  • CH170954A - Device for fastening the cover rails of putty-free skylights on the rungs. : de en
  • DE601330C - Double acting hydraulic press : de en
  • DK49115C - Chicken nests. : da en
  • CH171194A - Luminous sign. : en it
  • US1970494A - Vehicle signal : en
  • USD93024S - Design fob a muffler : en
  • CA343984A - Library conveyer system : en fr
  • ES2449Y - Puree press. : en es
  • GB415099A - Improvements in roller driving gear of spinning, twisting and similar machines for the production of irregularly spun yarns : en
  • GB415079A - Improvements in or relating to amplifiers and electron discharge devices therefor : en
  • US1969931A - Sheet feed mechanism in sheet handling machines : en
  • US1970370A - Floral device or garland : en
  • FR769012A - Process for the manufacture of valuable papers : en fr
  • FR769074A - Combined controls for aircraft engines : en fr
  • US1970264A - Warp-stop mechanism for textile apparatus and machinery : en
  • US1970478A - Garment hanger : en
  • ES134871A1 - An announcing device. : en es
  • ES134955A1 - A procedure for the manufacture of shades for shading the eyes and painting the lips. : en es
  • GB415102A - Improvements in or relating to pneumatic tube conveyor systems : en
  • FR768916A - Articulated harrow : en fr
  • GB414803A - Apparatus for forming grooves on road surfaces : en
  • US1970512A - Calculating machine : en
  • CA343917A - Cap feeding machine : en fr
  • FR768923A - Register for hot air and gas : en fr
  • FR769044A - Improvements to automatic gas valves : en fr
  • GB414828A - Improvements in or relating to horse shoes : en
  • GB414970A - Improvements in or relating to furnace firebridges : en
  • US1969823A - Automatic film developing apparatus : en
  • DE601482C - Showcase or the like : de en
  • ES134480A1 - A process for manufacturing artificial leather. : en es
  • ES134973A3 - Procedure for the manufacture of rubber. : en es
  • FR768759A - Tie : en fr
  • ES2804U - Tap special application in public sources. (Machine-translation by Google Translate, not legally binding) : en es
  • GB414785A - Improvements in and relating to electrical control systems for controlling the thickness of strip material : en
  • CH171103A - Centrifuge with neck bearing and this protective labyrinth seal. : de en
  • ES134627A1 - Manufacturing process of special, insulated handles for aluminum cookware. : en es
  • US1969791A - Horizontal boring machine : en
  • US1970092A - Wheel aligner : en
  • FR769008A - Skill game : en fr
  • GB414960A - Improvements in devices for mending or darning clothes : en
  • US1969768A - Advertising folder : en
  • US1970353A - Textile assistants and process of : en
  • US1970384A - Cell for use in spinning cellulose acetate in the dry process : en
  • GB414856A - Improvements in optical systems for cystoscopes and the like : en
  • DE601474C - Cosmetic preparations : de en
  • CH171071A - Toy. : de en
  • US1970120A - Heat insulated receptacle : en
  • ES134717A1 - Perfections in the machine guns. : en es
  • ES134948A1 - Improvements in a construction process of extensible and shrinkable electrical conductors. : en es
  • US1969912A - Method for forming articles : en
  • FR768846A - Method of operation of secondary batteries : en fr
  • US1969818A - Treatment of hydrocarbon oils : en
  • US1970010A - Fuel vaporizer and carburetor : en
  • US1969788A - Lifting sling for containers : en
  • DE601543C - Process for the production of mixed fertilizers in spherical form : de en
  • US1970124A - Luminous price sign : en
  • FR768818A - Method of spreading liquid coating compositions : en fr
  • ES134878A3 - An automatic shuttle change system for looms with one or more wefts. : en es
  • ES133964A1 - Eccentric turbine. : en es
  • ES134654A1 - IMPROVEMENTS INTRODUCED IN THE IoNICA DISCHARGE DEVICES AND THE CIRCUIT FOR THEM : en es
  • ES134732A3 - A procedure for attaching handles to kitchenware items. : en es
  • US1970231A - Method and blank for making axle housings : en
  • US1970376A - Method of making tennis strings and the like : en
  • USD93048S - Design for a razor blade sharpener : en
  • ES134681A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • FR769097A - Improvements to automatic steering rectifiers for airplanes : en fr
  • ES134132A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NUMBER 123740 : en es
  • DE601555C - Method and device for creasing or rotary bending of cardboard : de en
  • FR768836A - Improvement in spark plugs : en fr
  • ES134994A1 - IMPROVEMENTS INTRODUCED IN THE HYDRAULIC DEVICES FOR TRANSMISSION OF MOTION : en es
  • ES2534Y - Container for lubricants and other liquids. : en es
  • GB414956A - Improvements in furnace grates : en
  • ES134921A1 - A piston machine with self-lubricating packing rings. : en es
  • ES2817U - A fundus camera (Machine-translation by Google Translate, not legally binding) : en es
  • USD93035S - Design foe a lace table cloth : en
  • ES134764A1 - An electric appliance to light gas. : en es
  • ES134853A1 - An apparatus for copying by projection images in lenticular lattice films. : en es
  • ES2814U - A new glass plate bearing the registration number of motor vehicles, motorcycles, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • GB415071A - Improvements in or relating to cathode ray tubes : en
  • FR768782A - Method for quenching band saw teeth : en fr
  • ES134591A1 - An apparatus or utensil intended to contain, melt and apply for medical and surgical uses, solid fusible substances to be used in freshly melted liquid state. : en es
  • ES2110Y - Cap and bottle cap that makes it non-refillable. : en es
  • FR768767A - Improvements to household garbage vehicles : en fr
  • US1969851A - Windshield for automobiles : en
  • ES134554A3 - A new procedure to give celluloid articles, preferably toys, buoyancy and proper translation in water. : en es
  • ES134833A3 - A procedure to improve the impermeability of footwear and boots : en es
  • FR769026A - Rack and pinion control device : en fr
  • USD93011S - Design fob a buckle : en
  • ES2429Y - Finned tubes for heating appliances. : en es
  • GB414844A - Improvements in and connected with printers' chases : en
  • GB415078A - Improvements in radio receiving apparatus : en
  • USD93040S - Design fob a shoe : en
  • USD93063S - Design for a bottle : en
  • DE601249C - Kitchen table that can be used as a washbasin and pull-out table : de en
  • DE601352C - Selective protection arrangement : de en
  • DE601374C - Process for the production of electrical resistors : de en
  • ES2477Y - Mixed rubber or jute insole or other textile for footwear. : en es
  • ES2400Y - Perfected barrel stopper. : en es
  • FR768773A - Incorporation of metal, whether or not associated with asbestos, in blocks, sheets or objects of all kinds in foam rubber or similar bodies, whether or not incombustible : en fr
  • FR769016A - Motion picture drive device : en fr
  • FR768970A - Objects of porcelain and stoneware of great compactness and uniformity, and method for their manufacture : en fr
  • ES2491Y - Metal hanger for costume suits. : en es
  • CH171173A - Device for dosing powders. : de en
  • US1970251A - Mechanical movement : en
  • DE601280C - Electromagnetic sound reproduction device, the armature of which is elastically fastened on both sides of its center of gravity to a resilient support, the natural oscillation of which is different from that of the armature : de en
  • DE601537C - Wind power machine with pendulum frame : de en
  • ES134915A1 - Device to take a lifeboat out of board. : en es
  • ES2497Y - Clasp for holding stockings and socks. : en es
  • GB414781A - Improvements in and relating to pulverising machines : en
  • US1970107A - Feeding device : en
  • USD93031S - Weighing machine casing : en
  • CA343919A - Flooring for bookstacks : en fr
  • AU1582534A - Improved means for eliminating smoke and/or improving combustion in boilers ofthe locomotive type : en
  • ES134652A1 - A process for preparing lactones with a large number of links having more than eleven carbon atoms in the lactone nucleus. : en es
  • US1970066A - Time controlled switch : en
  • US1970266A - Folding chair : en
  • ES134695A1 - IMPROVEMENTS INTRODUCED IN THE ANTIPARASITE DEVICES IN THE RADIO-ELECTRIC RECEIVERS : en es
  • GB414937A - Improvements in and relating to shutter devices for wireless tuning dials : en
  • US1969999A - Compressor unit : en
  • US1970254A - Tread member for shoes : en
  • FR768814A - Method for forming two parallel fold lines in sheets of cardboard, corrugated cardboard or the like : en fr
  • FR769007A - Improvements to shock coils : en fr
  • CH171241A - Method for the preparation of a cardiac active glucoside. : de en
  • DE601554C - Pendulum mill : de en
  • GB414885A - Improvements in and relating to pressure fluid containers : en
  • ES2290Y - Device that allows obtaining two or more simultaneous views or projections. : en es
  • FI16023A - Panndiopter : en fi
  • US1969750A - Silica brick : en
  • US1969860A - Plow : en
  • DE601255C - Process for the production of vulcanized rubber : de en
  • FR769041A - Accounting cash : en fr
  • GB415003A - Improved reflecting system applicable to signals, signs and the like : en
  • CH171181A - Cash register with registration device. : de en
  • DE601070C - Process for the preparation of unsaturated monocyclic primary diterpene alcohols of the vitamin A type : de en
  • DE601510C - Process for impregnating and assembling electrical capacitors : de en
  • ES134167A1 - Improvements in electric lamps. : en es
  • FR768845A - sink : en fr
  • ES2451Y - One-person shaving brush. : en es
  • FR768979A - Improvements in the manufacture of plastic compositions : en fr
  • GB414818A - Improvements in and relating to safety valves : en
  • DE601562C - Installation switch with contact bridge (slide) sliding between the opposing, resilient, fixed contacts : de en
  • ES2518Y - About announcer. : en es
  • FR768869A - Separator with discharge of centrifuged material through a hollow shaft : en fr
  • FR768964A - Propeller refinements : en fr
  • GB415118A - Improvements in or relating to television and the like systems : en
  • ES134503A1 - A process for the manufacture of packings or packing intended to seal the containers containing all kinds of fluid liquids and water vapor at high and low pressures based on the cork as an elastic body. : en es
  • US1970155A - Control for charging machines : en
  • US1970049A - Restoring conveyer chain for the patrices of type line setting machines : en
  • US1970508A - Flotation of ores : en
  • ES2815U - Revolving door. (Machine-translation by Google Translate, not legally binding) : en es
  • GB414897A - Process and apparatus for the determination of the time exposure of photographic copies : en
  • GB414787A - Improvements in or relating to collapsible cartons, or packing cases : en
  • GB414991A - Apparatus for producing spinning cakes of artificial thread : en
  • US1970301A - Air conditioning method and apparatus : en
  • US1970433A - Valve controlling mechanism for steam engines : en
  • GB414861A - Game device : en
  • USD93074S - Design for a bottle : en
  • USD93052S - Design for a ldp rouge container : en
  • DE601289C - Disk mill : de en
  • ES134642A1 - IMPROVEMENTS INTRODUCED IN THE IONIC AMPLIFIERS : en es
  • ES134664A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT OF INVENTION NUMBER 123601 : en es
  • FR768954A - Resistor and method for making resistors : en fr
  • US1969888A - Deaerating steam heating system : en
  • US1970448A - Radiator vent valve : en
  • US1969968A - Burner control apparatus : en
  • US1970425A - Auxiliary fueling for internal combustion motors : en
  • US1969873A - Grapple : en
  • US1970150A - Ophthalmic instrument : en
  • USD93043S - Design for a toothbrush : en
  • ES134667A1 - A procedure for the purification of gypsum by means of water, with separation of the pure clays. : en es
  • ES134951A3 - A new procedure for covering photographs intended to be framed with cellophane, celluloid or other flexible and transparent material. : en es
  • GB414879A - Improvements in anchoring devices for steel sheet pilings : en
  • FR768772A - Piston packing : en fr
  • ES134481A1 - A process for manufacturing artificial leather. : en es
  • ES2189Y - Hygienic chicken coop with mechanical feeding, cleaning and water supply device. : en es
  • GB414836A - Improvements in or relating to thermionic oscillation-generators and the like : en
  • US1970078A - Pipe coupling : en
  • ES134816A1 - A connection system for electric discharge pipe filled with gas. : en es
  • GB414808A - Improvements in or relating to tension clamps for supporting electric conductors : en
  • US1969761A - Polyhydric alcohol-carboxylic organic acid-weak polybasic inorganic phenol-aldehyde condensation product : en
  • US1970346A - Distilling apparatus for reclaiming used lubricating oils : en
  • DE601285C - Process for the manufacture of products containing active sulfur : de en
  • ES2530Y - Device for squeezing fruits in order to extract the juice. : en es
  • US1970215A - Card, picture, and sign exhibiting : en
  • FR768876A - Stabilizer, mainly intended for motor cars : en fr
  • GB415104A - A mechanical testing machine : en
  • GB414823A - Improvements relating to spare wheel carriers for motor vehicles : en
  • DE601381C - Zipper : de en
  • GB415375A - Improvements in or connected with fastenings for securing railway rails to metal sleepers : en
  • FR768922A - Improvements to circular knitting machines, rotary needle cylinder : en fr
  • ES134638A1 - A cash register. : en es
  • GB415105A - Improvements in silencing devices for the exhaust gases of internal combustion engines : en
  • US1970321A - Steam engine valve : en
  • FR768926A - Further training provided in the establishment of safety razors : en fr
  • DE601418C - Process for achieving pure whites and pure yellows in reflective raster images : de en
  • ES134960A1 - Improvements in the regulating devices or lifts, applicable to cars, trams and the like. : en es
  • GB414969A - Improvements in or relating to collapsible stands and the like : en
  • GB415084A - Improvements in or relating to electric switches of the quick-make and quick-break type : en
  • CH171016A - Tie. : de en
  • FR768807A - Process for manufacturing cyclic esters and resulting products : en fr
  • GB414953A - Medical injection syringe : en
  • ES134483A3 - Procedure for dehydrating organic liquids. : en es
  • US1970341A - Toy automobile hoist : en
  • DK49136C - Device by Plows. : da en
  • DE601595C - Drive device for motor vehicles with drive wheels mounted on rocker arms : de en
  • US1969733A - Control for heating systems : en
  • US1970485A - Door securer : en
  • US1969889A - Paper bottle or container : en
  • US1970217A - Telephone system : en
  • CA343961A - Oil burner safety apparatus : en fr
  • CH170987A - Support cushions, in particular upper mattresses or upholstered furniture seat cushions. : de en
  • CH171002A - Heald frame with electrical chain thread monitor device. : de en
  • USD93026S - Design for a brush : en
  • GB414744A - Improvements in rotary compression refrigerating machines : en
  • GB415060A - Improvements in or relating to modulated carrier wave receivers, particularly for radio receivers : en
  • CH171121A - Jack. : de en
  • US1969821A - Umbrella : en
  • US1970104A - Valve operating device : en
  • US1970315A - Selector system for radio receiving apparatus : en
  • ES134847A1 - Improvements in the manufacture of bush springs. : en es
  • ES134990A1 - Improvements in the preparation of the welding rods. : en es
  • GB414916A - Improvements in edible baked products : en
  • US1970205A - Machine for drawing and cutting stock : en
  • US1970431A - Method and apparatus for making shingle elements : en
  • US1970020A - Charge forming device : en
  • FR768921A - Manufacturing process of nitro-arsanilic acid : en fr
  • GB415019A - Stiffener for wearing apparel : en
  • GB414929A - Improvements in or relating to fountain or reservoir pens : en
  • GB414899A - Improvements in and relating to card indexes : en
  • GB414990A - Butt strap for laterally joining two or more metallic strips : en
  • ES2502Y - A new device for cleaning shoes : en es
  • FR768881A - Machine for removing tubers, such as potatoes for example : en fr
  • DE601323C - Process for the production of synthetic compositions from polyvinyl chloride : de en
  • ES134582A1 - A machine for printing, stamping, trimming, punching and other similar purposes for paper, cardboard and other appropriate materials. : en es
  • FR768880A - Indirect lighting fixture for gardens, beaches, terraces, etc. : en fr
  • DE601457C - Process for the production of rubber compounds : de en
  • FR768860A - Device for protection against arsines, fumes and dust, applicable to gas mask cartridges : en fr
  • ES134913A1 - A rotary engine. : en es
  • GB414898A - A new or improved power transmission means : en
  • ES134910A1 - Improvements introduced in the manufacture of compressors. : en es
  • DE601379C - Mechanics for clarinets : de en
  • ES134898A1 - An apparatus for projection copying of lenticular film films. : en es
  • FR769073A - Improvement in tube expansion devices : en fr
  • FR769075A - Communication method with running trains by high frequency powerline carrier, applications : en fr
  • FR769099A - Universal device for the treatment of wounds with electrolyte antiseptic : en fr
  • AU1411533A - Improved sterilizer particularly applicable for treating milk and cream containers : en
  • CH171086A - Automatic machine for setting rivets composed of a male element and a female element. : en fr
  • DE601489C - Process for the preparation of waste water containing vegetable tannins for biological cleaning : de en
  • FR768839A - Device for the treatment of liquids, in particular water, by ozone : en fr
  • ES134382A1 - Mechanical liquid measuring device. : en es
  • US1969795A - Gasket : en
  • US1970056A - Tool chuck : en
  • US1970382A - Internal combustion engine : en
  • CH171118A - Winch. : de en
  • DE576010C - Process for sorting paper or similar materials in web or sheet form : de en
  • DE601481C - Rider or roller cone brush for plansifters : de en
  • US1970486A - Puddling machine : en
  • US1969719A - Running vacuum tube light : en
  • US1970186A - Melting furnace : en
  • FI16031A - Anordning vid skjutventiler : en fi
  • FR768831A - Railway car tipping device without the use of a tipping platform : en fr
  • FR769068A - Device for emptying, by means of a dispenser-gauge, a standard-type milk jug : en fr
  • GB414792A - Rust and scale removing tool : en
  • US1969951A - Process for producing dicalcium phosphate : en
  • CA343977A - Oscillator : en fr
  • CH171109A - Hose connector lock. : de en
  • CH171180A - Device for cleaning hoses. : de en
  • CH170976A - Process for drawing glass tubes and glass rods. : de en
  • AU1244533A - Improvements in and relating to sparkplugs : en
  • CA343942A - Angle cock device : en fr
  • GB415032A - Improvements in and connected with gates for kinematograph apparatus : en
  • CH171185A - Phone device. : en fr
  • ES134918A1 - A procedure for obtaining phosphate fertilizers. : en es
  • CH171174A - Process for the preparation of a new cardiac active glucoside. : de en
  • US1970218A - Hand-operated, electric controlled, tapping device : en
  • US1970294A - Poultry bleeder and braining device : en
  • USRE19275E - Transmission control : en
  • DE601302C - Method and device for the production of hollow stones closed on all sides : de en
  • CA343893A - Table : en fr
  • CH171069A - Device to be attached to skis for pulling the back of the boot against the ski when skiing. : de en
  • DE601142C - Drafting system sliver compactor : de en
  • US1970332A - Automobile signal : en
  • ES134383A1 - Improvements introduced in the manufacture of electric stoves. : en es
  • ES134802A1 - A recording machine. : en es
  • CH171104A - Tension frames for fabric, in particular for stencil duplication. : de en
  • CH171156A - Device for operating high-voltage discharge vessels with hot cathodes. : de en
  • ES134710A1 - Procedure for the production of sausages or minced sauces. : en es
  • CA343954A - Container and closure : en fr
  • CH171211A - Car wheel with removable, split rim. : de en
  • CH171147A - Electrical resistance. : en fr
  • AU1593334A - Improvements in tie ribbons for packaging goods : en
  • FR768796A - Elastic suspension for wheels mounted on oscillating half-axles, in particular for motor vehicles : en fr
  • DE601331C - Cigarette dispenser in connection with lighter and ashtray for motor vehicles : de en
  • ES2532Y - Tube for permanent wave. : en es
  • FR769078A - Lengthwise hollow gutter for medical uses and method of manufacturing this gutter : en fr
  • US1970509A - Belt : en
  • US1970027A - Method of forming brake drums : en
  • US1970300A - Process for the operation of the vaporizers of air resolution plants : en
  • US1969981A - Single phase induction motor : en
  • US1970352A - Web feeding device : en
  • ES134725A3 - Device for electric heating of plates without direct coupling to them with conductive cable and with resistors or at least housed in spark plugs. : en es
  • CA343970A - Piston : en fr
  • US1969769A - Process of extracting metals from ores : en
  • US1970403A - Wrench : en
  • US1970258A - Manufacture of pulp : en
  • US1969789A - Pipe joint : en
  • US1970012A - Welding torch : en
  • US1970159A - Automobile tire skate : en
  • US1969900A - Towel : en
  • US1969994A - Unstacker : en
  • US1970116A - Safety razor blade sharpener : en
  • DE601337C - Low frequency transmitter : de en
  • DE601490C - Double fabric with terry top fabric and smooth bottom fabric : de en
  • ES134708A1 - An apparatus intended for the rapid preparation of infusions. : en es
  • ES134863A1 - Improvements in the canillera machines. : en es
  • FR768847A - Method and installation of a rotary kiln for the manufacture of cement : en fr
  • FR768874A - Light wave transmission device : en fr
  • CH170995A - Spreader capsule bottle closure. : de en
  • DE601307C - Injection internal combustion engine with self-ignition and an air reservoir arranged in the cylinder head and opening into the combustion chamber : de en
  • FR768826A - Improvements to mercury switches : en fr
  • US1969777A - Method of making closures : en
  • US1970462A - Winding machine : en
  • US1970374A - alpha-methylol-alpha-ethyl-butyraldehyde and process of preparing same : en
  • GB414873A - Improvements in or relating to safety razors : en
  • DE601388C - Washing machine or the like with a drum : de en
  • ES134624A1 - A force transmission device. : en es
  • GB414820A - Improvements in and relating to drawers, more particularly for gentlemen's wear : en
  • GB414839A - Improvements in fuel pumps : en
  • CA343946A - Glass article treating method : en fr
  • FR768998A - Universal clasp : en fr
  • GB414877A - Improvements in means for applying labels to articles, particularly wrapped articlessuch as chocolate bonbons. caramel squares and the like : en
  • ES134984A1 - A compressed air brake system for trains traveling at high speeds. : en es
  • FR768754A - Glide path beacon for guiding aircraft on landing : en fr
  • CA343926A - Photographic sound recording apparatus : en fr
  • FR768806A - Welded frame for polycylindrical piston machines : en fr
  • GB414800A - Improvements relating to poultry rearing appliances, poultry houses, poultry pens and the like : en
  • ES134897A1 - CROSS WINDING MACHINE WITH SLOTTED DRUM AND ORGAN FIRING GUIDE : en es
  • GB414949A - Improvements relating to the vulcanisation of rubber and analogous substances : en
  • ES134788A1 - Improvements in the construction of boats. : en es
  • CH171146A - Method for sending out certain pulse sequences in telecontrol systems operating according to the pulse number method using a contact selector influenced by a pulse generator. : de en
  • CH170950A - Device for moving the windows or the ventilation flaps on greenhouses. : de en
  • ES134823A1 - A new valve system for liquid and gas tanks. : en es
  • CH171063A - Device for protecting grave wreaths. : de en
  • CH171111A - Weight safety valve for water pipes and the like. : de en
  • ES134749A1 - An apparatus for claims with colored games. : en es
  • FR769083A - Improvements to photoelectric cells : en fr
  • GB414964A - Improvements in and relating to winding drums or winches for motor vehicles : en
  • GB415055A - Improvements in yarn manufacture : en
  • GB414976A - Improvements in or relating to knitting machines : en
  • US1970086A - Means for erecting and straightening the eyelashes : en
  • US1970168A - Meat cooker adjuster : en
  • DE601342C - Process for the production of sheets of paper, cardboard and the like covered on both sides with metal foil like : de en
  • DE601572C - Process for making colored photographic materials : de en
  • GB414821A - Improvements in the manufacture of condenser yarns : en
  • DK49134C - Telegraph system with associated Devices for Use in this. : da en
  • DE601590C - Process for the production of a preparation intended for hemostatic purposes : de en
  • ES134801A1 - A procedure to register texts in sound films or others, already finished. : en es
  • DE601497C - Jacquard flat knitting machine : de en
  • ES2394Y - Device to prevent the removal of the caps of the radiators and gasoline tank of automobiles. : en es
  • FR768852A - Device for the automatic fixing and centering of a removable rim on a car wheel : en fr
  • FR768868A - New protective devices for electric shock devices : en fr
  • GB414829A - Improvements in or relating to heat insulation : en
  • ES2810U - Carabiner for bracelets, wristwatches and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • FR768963A - Lifting device for platforms and similar machines : en fr
  • US1970069A - Game apparatus : en
  • US1970099A - Endless track construction : en
  • ES133957A1 - Improvements in fire extinguishing equipment. : en es
  • ES134862A1 - A process for the preparation of snacks in the solid state. : en es
  • US1970348A - Fishing reel mount : en
  • US1970394A - Folder or inclosure : en
  • FR768812A - Hydraulic press for sheet metal bending : en fr
  • FR768870A - Backstroke collar to be placed separately on the rods of drills, picks and similar tools and pressed against these rods : en fr
  • FR768903A - Device for connecting a lighting device with a microscope : en fr
  • ES2707U - Pool table. (Machine-translation by Google Translate, not legally binding) : en es
  • FR769082A - Printing device using typing perforated clichés : en fr
  • US1969927A - Lubricating system for sewing machines : en
  • FR768799A - Fuse with horn : en fr
  • US1970528A - Drawing mechanism for spinning frames and similar machines : en
  • DE601426C - Ice briquette and process and device for its production : de en
  • ES134665A1 - An apparatus to beat the ground mass of olive and separate the oil that breaks up at the same time. : en es
  • ES134953A3 - Process for the manufacture of endless elastic ribbons or cords and other similar articles. : en es
  • CA343887A - Radium-emanation drinking apparatus : en fr
  • US1969877A - Form aligning device : en
  • US1969748A - Manufacture of basic derivatives of anthraquinone : en
  • USD93047S - Design for a lamp : en
  • ES134592A1 - Improvements in the treatment of olefinic hydrocarbons. : en es
  • CH171021A - Ski shoe with toe strap. : de en
  • US1969828A - Sedative compounds : en
  • FR768931A - Production of new water-insoluble azo dyes : en fr
  • FR769037A - Two-stroke engines : en fr
  • GB415057A - Improvements in or relating to the manufacture of zinc chloride : en
  • ES134635A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF SAID PATENT : en es
  • ES134798A1 - IMPROVEMENTS INTRODUCED IN SEALED TAP : en es
  • ES134818A1 - A cap system for lamps, with the corresponding lampholder. : en es
  • FR769050A - Vacuum : en fr
  • DE601301C - Rocking horse, chair or the like with a pair of wheels that are only movable forward and arranged at the apex of the runners : de en
  • US1969775A - Brake drum : en
  • US1970386A - Tobacco pipe : en
  • DE601483C - Speed controller for power machines that work in parallel, in particular for driving electrical synchronous generators : de en
  • FI16008A - The provisions of this Regulation are based on the provisions of this Regulation : en fi
  • FR768769A - Improvements to typographic ingot melting machines : en fr
  • US1970005A - Multiple coin separator : en
  • US1970127A - Heat exchange installation : en
  • DE601436C - Process for the production of artificial sponge from viscose solutions : de en
  • CH171151A - Thermostat for electrically heated apparatus. : de en
  • ES2464Y - Hermetic adjustment type applicable to closing bottles, jars, barrels, pipes and, in general, to all kinds of containers and joints of any size, destination material. : en es
  • GB415117A - Improvements in or relating to pressure regulators for fluid systems : en
  • ES134848A1 - HIGH VOLTAGE CURRENT PRODUCER APPARATUS FOR THE LIGHTING OF LUMINESCENT TUBES AND OTHER APPLICATIONS THAT NEED THESE CURRENTS : en es
  • FR768816A - Receiver mounting of t. s. f. intended for reception of several wavelength ranges : en fr
  • FR768951A - Slip-free friction transmission : en fr
  • GB414985A - Improvements in and relating to the springing of wheels more particularly for motor vehicles : en
  • GB414765A - Improvements in or relating to the manufacture of electric cables : en
  • GB415072A - Improvements in or relating to valves : en
  • US1969915A - Lubricating device : en
  • ES134930A1 - A physical-chemical mechanical procedure for the enrichment and separation of minerals containing two or more metals in the state of arsenates, arsenides, sulfate, sulphides, carbonates and sulfo-arsenides, by means of a reducing and oxidizing furnace : en es
  • FR768811A - Locking device for drills and similar tools in dental instruments : en fr
  • FR768988A - Sophisticated extendable tavelette, specially designed for unwinding artificial thread cakes : en fr
  • GB415006A - Improvements in or relating to the lubrication of hinges : en
  • USD93033S - Design for an aquarium : en
  • US1970426A - Paper making process : en
  • GB415020A - Hair curler and waver : en
  • US1969909A - Motion picture moving screen : en
  • GB414962A - Improvements in or relating to containers for liquefled gas : en
  • ES2444Y - Case for packing cigarettes. : en es
  • FI16014A - Förfaringssätt för framställning av silverföremål, t.ex. bordsbesticksföremål : en fi
  • GB414815A - Improvements in or relating to touring bags and to their attachment to cycles : en
  • ES2478Y - New spigot to extract fluids. : en es
  • GB414935A - Improvements in or relating to spring devices particularly for the valves of internal combustion engines : en
  • ES134578A3 - New procedure for the preparation of drying oils specially designed for gluing natural or artificial textile fibers. : en es
  • ES134613A1 - An improved process for the treatment of gases containing sulfur dioxide. : en es
  • ES134797A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB414864A - Improvements in means for positioning and silencing the doors of vehicles : en
  • ES134959A3 - A modification in appliances for gas heating. : en es
  • GB414807A - Improvements in apparatus for spraying liquids and distributing chippings on to roadand like surfaces : en
  • GB415085A - Improvements in or relating to power transmission : en
  • GB415054A - Improvements in textile yarns and the manufacture thereof : en
  • ES2485Y - Document classifier. : en es
  • ES134657A1 - An electric discharge tube filled with gas. : en es
  • FR768755A - Hand tool refinements : en fr
  • GB414746A - Improvements in the control of electric discharge vessels : en
  • ES134603A2 - IMPROVEMENTS MADE IN THE PURPOSE OF SAID PATENT : en es
  • FR768991A - Method and apparatus for compressing the wicks stacked in the spinning pots or on the turntables : en fr
  • GB414689A - Improvements in or relating to homogenising or emulsifying apparatus or the like : en
  • GB414809A - Improvements in and connected with machines for washing sand, gravel, and other likematerials : en
  • ES2595U - Balanced lid for quick automatic opening (Machine-translation by Google Translate, not legally binding) : en es
  • GB414914A - Improvements in and relating to vaporizers for internal combustion engines : en
  • GB414905A - Improvements in or relating to luminescent materials and methods of manufacturing the same : en
  • GB415062A - Improvements in or relating to injection moulding presses : en
  • FR768925A - Improvements to reflectors for cycles : en fr
  • US1970128A - Ash tray : en
  • DE601583C - Coil sensor arrangement : de en
  • ES134488A1 - Apparatus to prepare and serve soft drinks. : en es
  • GB414843A - Improvements in and relating to visible indexes : en
  • CA343948A - Container cap remover : en fr
  • CH171234A - Time-setting mechanism for a timepiece. : en fr
  • USD93034S - Design fob a lace table cloth : en
  • ES133469A1 - Improvements in and related to gliders for flights without motor. : en es
  • GB414775A - Improvements in and relating to pressure-generating means for hydraulic presses : en
  • GB415089A - Improvements in welded fabricated structural members : en
  • USD93071S - Design fob a bottle : en
  • ES134727A1 - Improvements in desktop fans. : en es
  • ES2536Y - Shovel for use in baking ovens : en es
  • FR768992A - heat exchanger : en fr
  • FR769014A - Amplifier mechanism for measuring instruments : en fr
  • FR769088A - Meat larder : en fr
  • ES134406A1 - A provision of mirrors and prisms for photographic and cinematographic equipment. : en es
  • GB415036A - Improvements in or relating to television apparatus and the like : en
  • AU1620934A - Improvements in corsets, surgical supports andthe like : en
  • US1970389A - Electrical control circuit : en
  • US1969802A - Packing holder for fragile articles : en
  • FI16009A - Anordning för eldning medelst flytande bränsle : en fi
  • DE601357C - Floor locking device for mobile beds : de en
  • DE601498C - Process for sifting cocoa powder and similar powdery substances in circulating air sifters : de en
  • US1969831A - Syringe for use by veterinaries : en
  • USD93066S - Design fob a bottle : en
  • CH170979A - Fluff. : de en
  • FR768777A - Chromiferous Azo Dyes Tinting Pink Shades : en fr
  • FR768824A - Socket pipe joint : en fr
  • ES134298A1 - Arrangement to regulate the power of the freely flying piston compressors. : en es
  • GB414998A - Color-filter material and preparation thereof : en
  • ES2399Y - Board billiards. : en es
  • FR768873A - Method of fixing a printing block and products obtained : en fr
  • GB414868A - A new or improved brake for perambulators, bath chairs and other hand-propelled vehicles : en
  • US1969940A - Rolling mill and the like : en
  • US1970381A - Photographic copy holding apparatus : en
  • DE601365C - Folding top : de en
  • GB414999A - Hand controlled power rammer : en
  • US1970075A - Combination stove and heater : en
  • US1969734A - Automatic armature winding machine : en
  • US1969862A - Latch mechanism for cake formers and the like : en
  • USD93056S - Design for a brake extension lever : en
  • US1970057A - Temperature control and the like : en
  • ES134602A1 - Improvements introduced in the manufacture of footwear. : en es
  • FR769118A - Improvements in plants for spinning and finishing artificial silk : en fr
  • DE601582C - Device for the production of hollow bodies with conical inner and possibly also outer surfaces : de en
  • ES134651A1 - IMPROVEMENTS INTRODUCED IN A SOLE RELAY AND CIRCUIT FOR THE SAME : en es
  • DK49135C - Method of making a ribbed warp knitting machine on a warp knitting machine with a single row of needles. : da en
  • USD93042S - Design fob a shoe : en
  • FI16043A - Förfaringssätt och apparatus for försegling ell tillslutning av flaskor eller behållare av papper eller dyl. : en fi
  • DE601355C - Process for the manufacture of porcelain jacket crowns : de en
  • DE601361C - Photographic cassette : de en
  • US1969759A - Controlling means : en
  • US1969798A - Retainer for tools and the like : en
  • ES134645A3 - Quick start-up procedure for steam boilers. : en es
  • US1969774A - Concrete column reenforce joint : en
  • US1970090A - Floor covering or like material : en
  • FR768893A - Clutch release device for automatic intake limiter : en fr
  • ES134738A1 - A procedure for the construction of metal plate partitions. : en es
  • FR768958A - Enhancements to t.s.f. receptors : en fr
  • US1970235A - Sheet handling mechanism : en
  • US1970283A - Treatment of hydrocarbon oils : en
  • US1969998A - Combination of salicylic acid and calcium salts : en
  • ES135001A3 - Fabric or waterproof fabric with sparkling made of animal hair. [GOES TO UTILITY MODEL No. 2026]. : en es
  • US1969803A - Internal seam soldering machine : en
  • US1970446A - Transfer sheet control for billing machines : en
  • US1970519A - Series lighting system : en
  • US1970536A - Winding machine : en
  • AU1432233A - Improvements in or relating to vulcanizing apparatus : en
  • CH170977A - Method for making necks on glass vessels from glass tubes and device for carrying out this method. : de en
  • CH171144A - Telecommunication and remote control equipment. : de en
  • DE601424C - Device for crystallizing salts from solutions : de en
  • AU1497633A - Improved method of and apparatus for washing, filling and emptying bottles : en
  • CH171224A - Contact wire suspension for structures with low headroom, such as bridges, etc. : de en
  • US1970102A - Sound recording and reproducing apparatus : en
  • US1969840A - Method of welding thin metal structures : en
  • CA343878A - Filament, thread and ribbon manufacture : en fr
  • CA343903A - Tubeless tire : en fr
  • DE601380C - Mechanical pipe coating device : de en
  • FR768940A - Candy box toy : en fr
  • US1970122A - Method of making thin abrasive wheels : en
  • CA343951A - Sanitary napkin making machine : en fr
  • US1970144A - Fused electric connecter : en
  • US1970193A - Method of packaging : en
  • US1970126A - Rotary cam drive sprinkler : en
  • US1969817A - Rapid revolver loader : en
  • US1969942A - Ink distributing mechanism for printing machines : en
  • USD93055S - Design for a display device or : en
  • CH171062A - Erasers. : de en
  • CH171099A - Shaped bodies for polishing, honing and grinding objects of great hardness. : de en
  • US1969772A - Treatment of hydrocarbon oils and coal : en
  • CA343897A - Sheave : en fr
  • DE601541C - Steam power plant, in particular Grez steam power plant, consisting of an upstream machine and main engine : de en
  • US1970253A - Well drilling system : en
  • US1970428A - Rotary hook for sewing machines : en
  • USD93028S - Design for a cravat holder : en
  • US1970080A - Automobile signal : en
  • CH171114A - Rolling element planetary gear. : de en
  • DE601431C - Device for switching off electrical power with arc extinguishing : de en
  • CH171141A - Suspension isolator. : de en
  • CH171229A - Dish disinfection, washing and drying apparatus. : de en
  • US1970041A - Bracelet : en
  • CH171010A - Method and machine for making reusable feathers gathered in lumps of bed feathers. : de en
  • ES2801U - Hygienic device applicable to headphones. (Machine-translation by Google Translate, not legally binding) : en es
  • ES2818U - Folding chair. (Machine-translation by Google Translate, not legally binding) : en es
  • US1970208A - Shock absorber for motor cars and other vehicles : en
  • US1970212A - Stereoscopic motion picture apparatus : en
  • FR769051A - Temperature indicator and devices with application : en fr
  • US1970160A - Auxiliary brake and accelerator control : en
  • CA343867A - Brick, slab or sheet manufacture : en fr
  • CA343895A - Jewel mounting : en fr
  • CH171116A - Device for pressurized lubrication of a machine member movable relative to a stationary oil supply source and in particular of a connecting rod head on the crankshaft. : en fr
  • DE601503C - Production of linings for containers that are resistant to strong hydrochloric acid and alkalis : de en
  • ES134933A1 - OXYGEN ENGINE FOR STRATOSPHERIC AIRPLANES : en es
  • GB415033A - Improvements in flame-proof seals for electric conductors : en
  • AU1250833A - Improvements in or relating to television and like signal amplifiers : en
  • CH170967A - Process and extrusion press for degassing kneadable press material. : de en
  • USD92998S - Design fob a shoe : en
  • CH171125A - Automatic adjustment device for filling, ignition or speed regulation of internal combustion engines. : de en
  • DE601316C - Device for keeping voltages constant : de en
  • ES134355A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 122039 : en es
  • GB414841A - Tuning indicator for radio apparatus : en
  • GB414883A - A control valve for containers : en
  • GB415107A - Improvements in electrically heated hot plates : en
  • US1970147A - Method of treating recovered sulphur : en
  • US1969947A - Pipe wrapping machine : en
  • CH170991A - Foam vibrating machine. : de en
  • DE601344C - Dough molding machine : de en
  • GB414924A - Improvements in or relating to hand reaping or harvesting machines : en
  • ES134294A1 - An improved system apparatus applicable as an accessory in writing machines. : en es
  • ES134760A3 - A system of gates with a counterweight sliding on rollers and with hermetic closing. : en es
  • ES134639A1 - Improvements in the manufacture of fuels. : en es
  • CH171009A - Steam generator to be attached to an iron. : de en
  • ES134622A3 - Procedure for making a milk-based mixture or emulsion with various nutritional and aromatic substances and sugar. : en es
  • GB414993A - Improvements in the driving gears of centrifugal separators : en
  • CH170990A - Washbasin to be connected to a water pipe, especially for bedrooms. : de en
  • ES134877A3 - A compensation procedure that cancels the effect of mutual inductions between the elements of a polyphase meter. : en es
  • CH171060A - Colored chalk. : de en
  • CA343875A - Gear case cleaning apparatus : en fr
  • CA343993A - Electrical device enclosure : en fr
  • CH171000A - Winding machine with stationary winding units. : de en
  • CH171225A - Motor vehicle with a driver's cab for both directions of travel. : de en
  • US1970028A - Wardrobe : en
  • US1970250A - Conveyer : en
  • NL33315C - roentgen appliance : en nl
  • US1970526A - Register : en
  • CH171028A - Process for the production of completely water-soluble, solid products that can be used as coffee additives or coffee substitutes. : de en
  • CH171043A - Means of publication. : de en
  • AU1352533A - Improvements in or relating to method of and machine for the manufacture of continuous sheets of asbestos cements cement reinforced with wire netting : en
  • CH171037A - Process for the preparation of a diphenyldiamino-oxybenzene. : de en
  • ES134686A1 - Distribution system applicable to steam engines. : en es
  • ES134794A3 - System for capturing oscillating electromagnetic currents through a closed circuit, for its curative application to the human body. : en es
  • CH171142A - Connection rosette for flush mounting. : de en
  • GB606875A - Improvements in and relating to protective housings or shields for the accommodation of gunners or observers on aircraft and other vehicles : en
  • DE601296C - Cutting device for cutting off the excess thread ends when tying a cat's head knot : de en
  • US1970032A - Fruit washer brush holder : en
  • ES134834A1 - Improvements in the manufacture of fuels. : en es
  • US1970418A - Switch attachment for cameras and the like : en
  • DE601575C - Storage of the pressure plate of clutches, especially for motor vehicles : de en
  • FR768972A - Hair clip : en fr
  • US1970356A - Rotary printing press : en
  • US1969937A - Method of treating molds : en
  • CA343967A - Railway car : en fr
  • CH171038A - Process for the production of a solid, stable diazo preparation. : de en
  • US1970065A - Process of bleaching pulp and other lignified materials : en
  • US1970471A - Granular material : en
  • ES2820U - Container, especially bottle that has to be closed by a cap. (Machine-translation by Google Translate, not legally binding) : en es
  • FR768770A - Improvements made to quick filing files : en fr
  • GB414981A - Improvements in and relating to feed mechanisms for coal cutting machines : en
  • ES2379Y - Mouthpieces or armor for work bags. : en es
  • AU1652334A - Improved process for the treatment of wheat preparatory to milling : en
  • CH170970A - Ceramic washbasin. : de en
  • CH171081A - Device for actuating talking machines. : en fr
  • ES134656A1 - Device for copying film. : en es
  • FI16007A - Fertilization and anchorage for drift from anchorage, which means that the electrical energy of the genome and the aggregate is improved and that it does not have the effect of electrostatic attraction. : en fi
  • US1969936A - Car coupler : en
  • CA343950A - Sanitary napkin making machine : en fr
  • CH171013A - Suspender belt for corsets, bodices or girdles. : de en
  • FI16017A - Dust cover for balconies : en fi
  • GB414940A - An improved cavity brick for building purposes : en
  • GB415416A - Improvements in or relating to seats for water closets : en
  • FR769006A - Apparatus to achieve the undulating waving : en fr
  • GB414975A - Batch bobbins : en
  • GB415059A - Improvements in and relating to vehicles for carting refuse : en
  • DE601449C - Device for exchanging heat : de en
  • ES653U - Toys armed with grapillas, loops or edges that allow you to put on people or objects just by being thrown into space. (Machine-translation by Google Translate, not legally binding) : en es
  • GB414835A - Improvements in metallic packings for rotating rods : en
  • GB415063A - Improvements in or relating to conveyors : en
  • USD93019S - Design for an edible container for : en
  • US1969805A - Floor surfacer and polisher : en
  • CA343877A - Filament, thread and ribbon manufacture : en fr
  • DE601577C - Chassis frame for motor vehicles : de en
  • ES134601A1 - A procedure for obtaining cork stoppers for bottles of spirits at high pressure, such as cider, champagne, etc. : en es
  • GB414893A - New or improved auxiliary control mechanism for motor road vehicles : en
  • GB415100A - Novel or improved means for supporting draining trays for sinks and the like : en
  • CH171205A - Automatic disengagement and engagement device for clutches, in particular for those between the engine and the subsequent drive part in motor vehicles. : de en
  • US1969907A - Hair waving clamp : en
  • USD93021S - Design for a shoe rack or similar : en
  • CA343888A - Shoe lace tipping method : en fr
  • ES134370A2 - PERFECTIONS IN PORTABLE PNEUMATIC GUILLOTINE SHEARS : en es
  • FR768878A - Support pulley for belt conveyor with ball bearings protected from dust : en fr
  • GB415023A - Improvements in and relating to brassieres or bust bodices : en
  • FR768822A - Silk cocoon unwinding process : en fr
  • FR768928A - Electric motor, especially for submerged pumps, drilling rigs and the like : en fr
  • FR768981A - Improvements to metal drums for rolling iron curtains : en fr
  • GB414987A - Improvements in and relating to rear axle bearings for motor vehicles : en
  • ES2473Y - Automatic closure-seal device. : en es
  • GB414906A - Tubular heat exchange apparatus for fluids applicable to the cooling of lubricating oil by water, and for other like applications : en
  • CH170963A - Equipment on the radiators of electrical hot water storage tanks to protect against overheating. : de en
  • USD93054S - Design for a hat stand : en
  • DK49112C - Sound-insulating Construction for Building Use and the like. : da en
  • US1969887A - Antiglare device for automobiles : en
  • DE601430C - Electric switch for alternating current : de en
  • US1969989A - Coat : en
  • FI16006A - Allowances for the internal security system, whether or not they are used : en fi
  • FR768974A - Device for indicating and printing the results of weighings in scales with tilting lever : en fr
  • US1970151A - Skillet : en
  • US1970211A - Brake testing apparatus : en
  • USD93082S - Design fok a combined dispensing : en
  • US1970137A - Method of making shovels and like implements : en
  • US1970255A - Adsorbent : en
  • US1970277A - Headstock unit : en
  • US1969858A - Photographic roll-film : en
  • FI16010A - Anordning for tillverkning av dekorativa vävnader : en fi
  • CA343868A - Tobacco pipe and cigar holder : en fr
  • GB414793A - Improvements in stair rod eyes : en
  • DE601549C - Roasting or cooking utensils made of sheet metal : de en
  • ES134133A1 - Procedure for preparing a cork composition. : en es
  • ES2445Y - New reinforcement to make ties and bows wrinkle-free. : en es
  • FI16049A - Sammanvikbar insats flasklådor : en fi
  • FR769105A - : fr
  • ES134566A2 - A PROCEDURE FOR THE CONDITIONING AND PRESENTATION OF COFFEE WITH MILK : en es
  • FR768952A - Method and apparatus for the treatment of carbonaceous materials, and method of forming charges therefor : en fr
  • US1970362A - Rotary jar : en
  • ES2524Y - Special packaging for products. : en es
  • FI16018A - Anordning vid fönster med metallbågar : en fi
  • ES2447Y - Shotgun wrench. : en es
  • CH170984A - Support runners for curtains. : de en
  • CH171187A - Surge transmitters for arranging the establishment of telephone connections. : de en
  • FR768957A - System of expandable segments, ensuring by pressure the sealing of the rods and pistons of engines, pumps and other similar devices : en fr
  • FR769049A - Mobile wall-mounted circular saw for bench or other work : en fr
  • GB415076A - Improvements in or relating to variable speed power transmission mechanism : en
  • ES134935A2 - IMPROVEMENTS IN THE DEFEAT SPOLETS FOR PUMPS AND OTHER PROJECTILES : en es
  • GB414934A - Improvements relating to the manufacture of refractory materials and materials possessing heat and sound insulating properties : en
  • ES134975A1 - Current distributor for permanent wave devices. : en es
  • FR768984A - Azo dyes manufacturing process : en fr
  • FR769018A - New shock absorber system applied directly to vehicle wheels : en fr
  • ES134414A1 - Procedure for crimping the fixed nozzles of metal containers to the body of the containers. : en es
  • GB414778A - Improved process of treating silk : en
  • USRE19270E - Film supporting and driving : en
  • DE601400C - Drip stopper : de en
  • ES2495Y - New knitwear stocking. : en es
  • FR769076A - Crimping of closure caps on smooth-rimmed containers : en fr
  • FR769064A - Further development of ice cream makers and turbines for ice cream making : en fr
  • ES134909A3 - Process for the preparation of bleaching substances, especially clay activation bleaching earths and other suitable natural and artificial starting substances capable of sorption. : en es
  • FR768760A - Storm lantern : en fr
  • CH171040A - Process for the precipitation of substances causing the hardness of the water and device for its exercise. : de en
  • GB414971A - Improvements in or relating to the packing of food and similar products : en
  • DE601593C - Process for the production of building panels from pulp : de en
  • ES134035A1 - A process for manufacturing electrolytic cells. : en es
  • ES2538Y - One-piece double hook without any welding. : en es
  • CH171015A - Method of decorating pieces of fabric cut for use and pieces of fabric decorated according to the same. : de en
  • DE587175C - Propeller driving device using wind power : de en
  • FR768877A - Roof for vehicles : en fr
  • GB414816A - Door-or like locks : en
  • ES134125A1 - Indicating device for small electric currents. : en es
  • US1970230A - Gripping device in machine for handling tobacco : en
  • CH170949A - Mower. : de en
  • DE601298C - Mechanical skittles : de en
  • ES2531Y - A new opener for all kinds of containers : en es
  • GB414832A - Improvements in or relating to window or like curtains : en
  • DE601475C - Skin care products : de en
  • ES134866A1 - A perfection in the manufacture of screws or nails filleted. : en es
  • GB414865A - Method of and apparatus for compensating for play in machines for grinding or otherwise forming screw-threads : en
  • AU1479433A - Improvements in or relating to ventilating devices for vehicles : en
  • ES134519A1 - A system of placement in the caps called "crown", coins or other gifts that can not be removed without uncovering the container to which the cap is applied. : en es
  • FR768978A - Process for preparing high molecular weight organic, plastic and colored materials : en fr
  • FR769079A - Secondary air intake and heating device in domestic and industrial homes : en fr
  • AU1428133A - Improvements in and connected with apparatus for pulling up trees andthe like : en
  • DE601585C - Single-casing steam turbine : de en
  • US1970383A - Automatic furnace : en
  • USD93032S - Design for rubbebette material : en
  • GB415067A - Hydraulic press for bending sheet metal : en
  • FR768751A - Equipment suitable for performing x-rays with a short exposure time : en fr
  • ES134786A1 - Disconnector and automatic safety connector for electric elevators with alternating or continuous current. : en es
  • USD93012S - Design for a burial casket : en
  • ES134958A3 - Improvements in the manufacture of plates, tubes and other pieces of cement and asbestos. : en es
  • GB414867A - Improvements in or relating to cases for cigarettes, cigars and the like : en
  • CH171017A - Professional apron. : de en
  • DE601447C - Picnic eyes for dolls : de en
  • CA343863A - Biograph film winding apparatus : en fr
  • ES134730A1 - A process for the manufacture of paper, celluloid, cloth or similar materials, velvety, with combined backing. : en es
  • ES134891A1 - An elastic coupling of shafts. : en es
  • USD92997S - Design fob a spoon : en
  • US1970296A - Air conditioner : en
  • CH171134A - Finned tube heat exchange device. : de en
  • CH171236A - Process for the manufacture of dentures. : de en
  • US1969845A - Safety roadway construction and rotary guard rail apparatus therefor : en
  • CA343955A - Sulphur compound removal : en fr
  • DE601362C - Centrifugal pendulum governor with radially arranged, spring-loaded flywheels : de en
  • ES134641A1 - A new mechanical device for plastering. : en es
  • DE601045C - Pendulum timer : de en
  • CH171227A - Faired trim for airplane wheels. : en fr
  • CA343869A - Cigar box wood treating process : en fr
  • CH170965A - Electric underfloor heating. : de en
  • CH170981A - Floor cleaning device. : de en
  • CH171064A - Annual calendar. : de en
  • US1969956A - Process of refining petroleum : en
  • US1970349A - Package wrapper : en
  • CA343934A - Kier operation control : en fr
  • ES134944A3 - A procedure for waterproofing and priming tapes, braids and cords of all kinds. : en es
  • ES134963A1 - A ROTARY GRILL GAS GENERATOR WITH WATER-FILLED ASHTRAY PLATE : en es
  • GB414773A - Improvements in or relating to feeding-appliances for poultry : en
  • ES134856A1 - Procedure for the production of tightly adhering bituminous covers on asphalt, cement and other hard road surfaces. : en es
  • US1969843A - Cutter for and method of cutting gears : en
  • US1970054A - Wall protector for stoves : en
  • US1970183A - Cutting and wrapping device : en
  • DE601338C - Cap insulator in which the cap and insulator head are provided with conical beads and connected by a spout : de en
  • CA343901A - Fibro-cement tube manufacture : en fr
  • US1969853A - Pattern mechanism for knitting machines : en
  • USD93006S - Design for an illuminated artificial : en
  • CA343998A - Telephone system : en fr
  • US1970432A - Switch operating mechanism : en
  • CA343924A - Floor covering : en fr
  • US1969917A - High tension sleeve insulator : en
  • US1969794A - Method for producing pens : en
  • US1969879A - Structural insert : en
  • USD93076S - Design for a bottle : en
  • AU1682034A - Improvements in or relating to regulating transformers for continuous voltage regulation : en
  • CH171077A - Multiplication machine. : de en
  • US1969957A - Shelving : en
  • US1970227A - Paper making : en
  • US1970488A - Device for arresting cinders, flyash, etc. : en
  • USD93001S - Design for a cigarette holder or : en
  • GB414951A - Improved convertible equipment for compartments of sleeping cars and similar applications : en
  • DE601372C - Arrangement for power consumers connected in series, especially for lighting systems on rail vehicles : de en
  • CH171218A - Rail vehicles, in particular for mountain railways. : de en
  • ES133773A1 - A process for heat treating iron, iron alloys and the like. : en es
  • US1969996A - Water circulating pump : en
  • US1970320A - Tunnel kiln : en
  • US1970196A - Hinge construction : en
  • US1970275A - Compressed yeast product : en
  • US1970518A - Hair clipper : en
  • US1970203A - Method of softening water and water-treating and storage apparatus : en
  • US1970318A - Silver alloy : en
  • CA344006A - High temperature resistant fan : en fr
  • FR768786A - Closing device by stapling by means of a sliding part : en fr
  • US1970047A - Manufacture of match packages : en
  • US1969742A - Electromagnetic valve : en
  • US1969872A - Equalizer for hydraulic brakes : en
  • US1970214A - Refrigerating apparatus : en
  • US1970495A - Method of manufacturing an article of neckwear : en
  • US1970169A - Liquid fuel mixture vaporizer : en
  • US1970335A - Gripping tack : en
  • US1969886A - Method of manufacturing ferro alloys : en
  • US1970165A - Oil seal : en
  • FR768900A - Method and device for the manufacture of hydraulic couplings : en fr
  • ES134703A1 - A method of winding raw silk. : en es
  • ES134829A1 - Device for the production of pulsating or alternative high frequency currents. : en es
  • US1970181A - Back pressure control mechanism for machine tools : en
  • ES134658A1 - An electric discharge tube filled with gas. : en es
  • ES134776A1 - PROCEDURE FOR THE MANUFACTURE OF PROTECTIVE ENVELOPES FOR OVULES, SUPPOSITORIES, PENCILS AND DRUG PLUGS : en es
  • ES133953A1 - A method for manufacturing electrodes for galvanic elements, especially for large-area plates for electric accumulators. : en es
  • GB414788A - Improvements in pipe couplings or connections : en
  • FR768809A - Improvements to materials acting by friction, such as brake linings : en fr
  • FR768987A - Improvements to automatic telephone systems : en fr
  • ES134345A3 - A process for the manufacture of an ink eraser and removes stains from coffee, fruit, wine, iodine tincture and the like, in solid state. : en es
  • ES134714A1 - An improvement in automatic looms. : en es
  • FI16041A - Kolsyresnösläckare : en fi
  • ES134968A1 - A system of cushioning by spring, for seats, especially for seats of motor vehicles and the like. : en es
  • GB414974A - Improvements in split drum winding machines for threads : en
  • GB414915A - A new or improved flexible sliding shutter : en
  • GB414869A - Improvements in bed tables, book rests and the like : en
  • DE601507C - Transition coupling, especially for railway vehicles, in which a towing coupling is hooked into the existing towing hook : de en
  • US1970187A - Method of chain-looping skeins of rubber thread and warps of rubber thread : en
  • ES2601U - Amusement device composed of a figure on horseback or another quadruped with legs in which it makes him advance. (Machine-translation by Google Translate, not legally binding) : en es
  • US1969970A - Shoe : en
  • ES2369Y - Sample book of changeable sheets. : en es
  • CH170948A - Motorized soil and crop cultivation, harvesting and tractor machine. : de en
  • CH170958A - Garage door. : de en
  • CH171183A - Coin validator with catching device for inserted counterfeit coins and hinged side wall. : de en
  • US1970500A - Boiler construction : en
  • DE601571C - Fire-proof container for storing films, x-ray films, etc. : de en
  • CH171126A - Injection pump for internal combustion engines. : de en
  • DK49123C - Finger disc for Impulse Transmitters. : da en
  • FR768909A - Internal slide for articulated table legs : en fr
  • FR768968A - Improvements made to flexible pipe fittings : en fr
  • ES2440Y - Registration plate for cars. : en es
  • FI16044A - Lock cover : en fi
  • US1969859A - Plow : en
  • ES134787A1 - A process of manufacturing a beauty scientific cream. : en es
  • DE601441C - Pipe connection or coupling, especially for pipes made of soft metal : de en
  • ES127388A1 - A new procedure for making baby bottles. : en es
  • ES134947A3 - New process for manufacturing stockings and socks. : en es
  • FR768774A - Self-stabilizing device : en fr
  • FR768775A - Automatic safety cut-out for ignition of explosive gases by electric spark : en fr
  • FR769096A - Luminous advertising device : en fr
  • CH171061A - Instrument for writing. : en fr
  • CH170968A - Device for manufacturing corrugated sheets. : de en
  • AU1291933A - An electric vaporiser : en
  • FR768790A - Home Improvements : en fr
  • GB414950A - An improved wheeled gun carriage : en
  • US1969963A - Chlorophenylphenol and method of making same : en
  • US1970459A - Plating rack : en
  • ES2812U - Mattresses and folding mattresses, especially for field and beach. (Machine-translation by Google Translate, not legally binding) : en es
  • FR769027A - Mobile lifting device more particularly applicable to the loading and unloading of boats : en fr
  • FI16005A - Strange-shaped cradle with stick, slang-shaped hollow, specially designed to lead the cable (cable) as an anchor for the first time : en fi
  • GB414901A - Improvements in or relating to winding-up and unwinding devices of an endless band wound up, except for a loop, in superposed layers forming a spiral : en
  • DK49121C - Patronmagasin. : da en
  • FR768944A - Improvements to billiards and ball games : en fr
  • FR768888A - Improvements to the attachment of strips, borders, moldings and other trim : en fr
  • GB414799A - An improved process for the manufacture of tanning extracts soluble when cold : en
  • ES134896A3 - A refinement in cylinder mill feeding. : en es
  • GB414796A - Improvements in the lubrication of cylinders : en
  • FR768865A - Centrifugal pump with circulating auxiliary liquid or water ring : en fr
  • FR768967A - TV device in natural colors : en fr
  • GB414782A - Improvements in or relating to holders for cop or like yarn packages for use on creels, winding machines or other textile apparatus : en
  • FR768756A - Wheel improvements : en fr
  • GB415034A - Improvements in and relating to pistons and packing therefor : en
  • ES134632A1 - Improvements in modulated wave transmitters. : en es
  • GB414852A - Improvements in or relating to milk prams : en
  • GB414870A - Improved device for measuring the deflections under load of floors and walls of buildings and structures : en
  • DE601446C - Dipping machine : de en
  • ES2819U - Stove to burn liquid fuels, essentially diesel. (Machine-translation by Google Translate, not legally binding) : en es
  • GB414997A - Temperature compensation in electrical meter devices with cuprous oxide rectifier : en
  • ES134762A1 - Perfection related to an apparatus for infusions of coffee, tea or other substances applicable to heat water and similar uses. : en es
  • FR768993A - Improvements to television systems : en fr
  • FR769039A - Improvements to gyratory crushers : en fr
  • GB414917A - Improvements in or relating to outgo pipes from water-closet pans : en
  • US1969844A - Shock absorbing vehicle frame : en
  • DE601473C - Secondary draft regulator for firing systems and ventilation systems : de en
  • US1969905A - Dispensing device : en
  • GB414825A - Improvements in or relating to blood transfusion devices : en
  • GB414887A - Improvements in screw drivers : en
  • FR768942A - : fr
  • GB415040A - Process for producing three-colour photographs and kinematographic films on a film with layers on both sides : en
  • ES2513Y - Receptacle for extractive matches. : en es
  • ES2808U - Parachute toy (Machine-translation by Google Translate, not legally binding) : en es
  • GB414790A - A machine for testing extensible material : en
  • GB414842A - Improvements in shoe and slipper uppers : en
  • DE601215C - Device for automatic interruption of the supply of the work material for spinning, twisting and similar textile machines : de en
  • DE601358C - Skin protection products : de en
  • ES134822A1 - New procedure for the construction of gaskets for liquid and gas pipelines with fast union and disconnection. : en es
  • FR768765A - Grinding and polishing machine : en fr
  • GB414872A - Process for dyeing furs : en
  • GB414858A - A device for use in conjunction with telephones for notifying to the caller the time of the return of the subscriber who is absent when called : en
  • DE601434C - Flat weft knitting machine : de en
  • ES134750A1 - Perfeccionamientos in the machines of cut the hair with electrical accionamiento. : en es
  • US1970245A - Process of and machine for making concrete blocks and article made thereby : en
  • US1970430A - Manufacture of nuts from balls : en
  • USD93023S - Design for an ash receiver : en
  • GB414973A - Improvements in or relating to handles for cutlery : en
  • GB415022A - Improvements in or relating to induction motors : en
  • US1970282A - Treatment of hydrocarbon oils : en
  • US1969892A - Sectionally supported air-cooled wall : en
  • US1970221A - Air supply means and method for cupolas : en
  • US1970262A - Safety device for die presses : en
  • US1969744A - Solution of infusible amine-aldehyde condensation products and process of making same : en
  • FR768956A - Multi-part cylinder gas engine : en fr
  • FR768897A - Double cardan joint : en fr
  • GB414904A - Improvements in telephone systems : en
  • US1969835A - Flexible pocket receptacle : en
  • CA343932A - Ceramic material : en fr
  • CH170978A - Glassy object. : en fr
  • CH171018A - Protective device on headgear of all kinds, in particular on hats. : de en
  • DE1300450U - : de en
  • GB414811A - A new or improved trolley mounting for tramway-cars and like vehicles : en
  • DE601387C - Grater washing machine with removable mover arms : de en
  • FR768961A - Device for moving switching levers suitable for a daily dial in switching clocks : en fr
  • GB415065A - Improvements in or relating to lubricating oils : en
  • GB414810A - Improved scoring device for card and other games : en
  • ES134615A1 - Sorting machine for fruits, eggs and other objects of spherical or approximately spherical shape. : en es
  • US1969976A - Utility case : en
  • US1970416A - Slicing machine : en
  • US1970464A - Bottle crate : en
  • US1970058A - Apparatus for storing and dispensing carbon dioxide : en
  • ES134899A1 - A special system device for loading solid, pasty or semi-liquid materials into a mobile storage bin. : en es
  • ES134814A1 - Improvements in circuit arrangements comprising electric discharge tubes filled with gas. : en es
  • ES134116A1 - Improvements in thermionic lamps. : en es
  • FR768828A - Method and device for extracting the air contained in plastic masses, in particular ceramic masses treated in presses such as extrusion presses : en fr
  • USD93060S - Design for a lace tablecloth : en
  • US1970351A - Pivotable window construction : en
  • US1970393A - Method of and means for connecting reservoirs to fluid filled cables : en
  • US1970067A - Process for the production of ageresisting iron and steel : en
  • US1970234A - Means for and method of humidifying air : en
  • FR768950A - Process for obtaining constituents of air which have a higher boiling point than oxygen : en fr
  • US1970436A - Combination flat and filler : en
  • DE601531C - Combined top game of two cone bodies held together by a screw : de en
  • ES134314A1 - Improvements in microphones feeding systems and other services, in local power stations. : en es
  • ES134927A1 - Procedure for manufacturing luminous signs by refraction. : en es
  • US1970224A - Automatic fire alarm : en
  • FR769019A - Elastic support with constant reaction : en fr
  • US1970325A - Reduction of distortion in vacuum tube circuits : en
  • ES2816U - A blind-grid of vertical rotating leaves, manageable from the inside (Machine-translation by Google Translate, not legally binding) : en es
  • US1969767A - Door opening and closing device : en
  • US1970427A - Thyratron equipment : en
  • FR768851A - Waterproof textile products : en fr
  • US1970347A - Method and apparatus for shaping sheet material : en
  • US1970465A - Foot bath : en
  • US1970492A - Soap dispenser : en
  • ES134680A1 - An improved process for industrial preparation of butanol and acetone by fermentation. : en es
  • ES134773A1 - A process for the gasification of finely granulated fuels. : en es
  • ES134876A1 - A mechanism for toy shotgun, by compressed air. : en es
  • FR768915A - Device for opening hatches in hopper trucks : en fr
  • ES134886A1 - Improvements in submarine cable systems. : en es
  • GB414926A - Improvements relating to the manufacture of footwear : en
  • ES134784A3 - A procedure for the manufacture of waterproof packing sacks. : en es
  • FI16034A - Method of keeping animal feedingstuffs fresh : en fi
  • ES2508Y - Pen with sharpening device. : en es
  • FR768855A - Suspension device for tracked vehicle : en fr
  • DE601411C - Camera micro attachment : de en
  • ES134858A3 - Procedure for obtaining compresses based on silt, peat, mud or natural schlams or similar synthetic compounds. : en es
  • DE601356C - Porcelain kiln for dental purposes : de en
  • US1970226A - Bottle dispensing refrigerator : en
  • US1970378A - Vehicle supporting dual wheel assembly : en
  • FR768982A - : fr
  • ES134741A1 - High pressure pump suitable for boiler feeding or for spraying liquids. : en es
  • FR768843A - Starting device for motors : en fr
  • GB414863A - Electric advertising lamps : en
  • ES134874A3 - Procedure for the manufacture of tubes. : en es
  • FR769055A - Improvement of stopper caps and processes for their manufacture : en fr
  • GB415095A - Improvements in and relating to pails, buckets and like receptacles and containers : en
  • GB415384A - Improvements in corrosion resisting coverings for pipes and other articles : en
  • ES134844A1 - A procedure for the automatic regulation and interruption of the current in the circuits of electrical lighting and motive power. : en es
  • ES134917A1 - An installation to mechanically fill bags or bags with powdery material. : en es
  • FR769059A - Processes for heating corrosive metal baths and installations for carrying out these processes : en fr
  • GB414952A - Manufacture of halogenated phenylthioglycollic acids : en
  • DE601373C - Electric switch : de en
  • DK49122C - Procedure and Systems for Regulating the Power Output of Diesel-Electric Vehicles. : da en
  • GB414912A - Improvements in or relating to thermostatic control arrangements : en
  • GB414995A - Improvements in computing apparatus for transforming coordinates : en
  • USD93041S - Design for a shoe : en
  • ES134902A1 - Control valve for compressed air brakes. : en es
  • ES2480Y - Drilled paper sheet blocks. : en es
  • DE601398C - Electrically heated oven : de en
  • CH171210A - Windshield cleaners for vehicles. : de en
  • CH171217A - Pressure medium control device for speed change transmissions of motor vehicles, in particular rail cars. : de en
  • DE601573C - Hand fire extinguisher with extinguishing fluid escaping under pressure : de en
  • FI16037A - Apparat för indirect uppvärmning resp. the quality of the cellulose cell or cellulose : en fi
  • GB414748A - Improvements in and relating to copper alloys and articles made therefrom : en
  • GB415050A - An improved railway-coach seat : en
  • CA343935A - Carboxylic acid : en fr
  • CH171136A - Capacitor group for single-phase motors. : de en
  • US1970246A - Manufacture of new dyestuffs and the application thereof : en
  • CA343885A - Pipe connector : en fr
  • US1970200A - Therapeutical bed-pad : en
  • NL33393C - : en
  • FR768983A - : fr
  • FR769042A - Thermostatically controlled radiator curtain : en fr
  • GB415002A - Improvements in or relating to suction cleaners : en
  • US1970342A - Process for the reconnaissance of the geological formations, and especially for the study of porous strata, encountered by a bore hole : en
  • US1969962A - Method of making a rubber article having a molded outer surface : en
  • US1970135A - Light sensitive apparatus : en
  • ES134672A1 - Spark plug with new double spark ignition system. : en es
  • DE601556C - Process for producing wood pulp : de en
  • CA343879A - Formic acid synthesis : en fr
  • US1969801A - Hydrocarbon substituted bromophenol : en
  • US1970060A - Machine for grinding splined shafts, gear teeth, and the like : en
  • US1970395A - Mounting device : en
  • USD93027S - Design fob a memorial clockcase : en
  • DE601314C - Process for the purification of tar phenols using organic solvents : de en
  • FR768798A - Method and apparatus for sinking and casing wells in soft ground : en fr
  • DE601559C - Cleaning brush with two movable brush sets, especially for radiators : de en
  • FR768797A - Method and device for preventing contamination of a liquid to be aerated by impurities in the air : en fr
  • FR769054A - Making and casting molds for easily oxidizable metal parts : en fr
  • GB414766A - Improvements in the manufacture of alkyl halides : en
  • NL33503C - : en
  • US1969810A - Tunnel lining : en
  • USD93037S - Design for a bracelet : en
  • DK49137C - Bearing for Lighting Machines for Bicycles and Motorcycles. : da en
  • FR769021A - Improvements made to spark plugs to prevent water vapor from condensing on the electrodes and on the insulation : en fr
  • USD93061S - Design for a shoe : en
  • ES134548A1 - An apparatus for the printing and reproduction of phonograms in endless bands. : en es
  • ES2807U - A new sole applicable to all kinds of footwear (Machine-translation by Google Translate, not legally binding) : en es
  • CH170973A - Locking device having a lock which is concealed when the parts to be locked are assembled. : en fr
  • CH171019A - Insole for frame footwear. : de en
  • US1969728A - Method of making metal objects : en
  • US1969716A - Hat stand and rack : en
  • US1969787A - Journal box dust guard : en
  • US1970303A - Method of purifying ammonium thiocyanate : en
  • DE601304C - Method and device for burning cement : de en
  • DK49124C - Compensation unit for voltage division. : da en
  • FR769010A - Process for the preparation of vinyl derivatives : en fr
  • CH171172A - Medical lighting and heating device. : de en
  • USRE19274E - Process of treating heavy : en
  • US1970037A - Surfacing unit : en
  • USD93046S - Design for a space heater : en
  • GB414797A - Improvements in wire tying machines : en
  • USD93010S - Design fob a weighing scale unit : en
  • US1970101A - Stapling machine or tacker : en
  • US1970306A - Baking agent and process of improving dough : en
  • US1970406A - Wire coil : en
  • US1970076A - Electrolytic process for the manufacture of chemical compounds : en
  • US1970249A - Game : en
  • CH171039A - Process for the preparation of an azo dye. : de en
  • US1969939A - Navigating instrument : en
  • DE1309016U - : de en
  • GB414888A - An improved anchor : en
  • FR768889A - Process for the production of azo dyes : en fr
  • FR768854A - Improvements to independent wheel suspensions : en fr
  • DK49120C - Load-bearing construction for roof structures, bridges, floor separations and the like. : da en
  • DE601527C - Mobile, erectable and extendable ladder with an erecting traction device acting on the foot of the ladder : de en
  • US1969836A - Negative impedance : en
  • US1970241A - Lubricated plug valve : en
  • FR768835A - Advanced training in rail cars : en fr
  • FR768861A - Monetary contactor with exhaust or silent motors : en fr
  • FR768819A - Pourer for liquids, especially canned milk : en fr
  • US1969813A - Door control device : en
  • FR768935A - Method and apparatus for projecting lenticular grating films : en fr
  • DK49129C - Procedure for Increasing the Alcohol Yield by Ferments by Suppressing the Sugar Consumption Necessary for Fermentation. : da en
  • ES134552A1 - An apparatus for defrosting oil encased in drums. : en es
  • US1969950A - Sewing machine attachment : en
  • US1970003A - Internal combustion rotary engine : en
  • CH171168A - Device for determining the reactivity of a human being with regard to anticipated stimulants and for the methodical exercise of these reactions with regard to these stimulants. : en fr
  • US1969870A - Valve fixture : en
  • GB414849A - Improvements in and relating to electric welding apparatus : en
  • GB414930A - Improvements in or relating to furnaces : en
  • GB415081A - Improvements in processes for the production of light sensitive layers by means of diazo compounds : en
  • US1969764A - Electrical apparatus : en
  • CA344013A - Recessing cutter : en fr
  • CH171200A - Removable box with metal corners. : en fr
  • CH171131A - Steam system with heat exchangers. : de en
  • US1970511A - Ironing machine : en
  • US1969985A - Radiator : en
  • US1970110A - Pocket construction : en
  • USD93065S - Design fob a bottle : en
  • US1970272A - Fluid dispensing apparatus : en
  • ES2821U - Yoke formed by the threaded connection of several iron tubes or other metal alloys, whose central part is a t. (Machine-translation by Google Translate, not legally binding) : en es
  • US1969948A - Car coupler : en
  • US1970493A - Machine for removing wool from dead skins : en
  • US1970113A - Forehearth for glass melting furnaces and method of conditioning molten glass : en
  • US1970115A - Razor blade sharpener : en
  • US1970355A - Suction cleaner : en
  • USD93057S - Design fob a sandal : en
  • US1969721A - Cable system : en
  • US1970228A - Core covering machine : en
  • US1969756A - Incense burner : en
  • US1970219A - Device for indicating temperature : en
  • DE601551C - Process for the production of molded parts with a very hard and dense surface : de en
  • ES134008A1 - A method for making the extinguishing insulation of an arc in an electrical conductor. : en es
  • US1970240A - Portable crane : en
  • CH171105A - Process for the production of dye coatings on polished metal surfaces. : de en
  • CH171119A - Cable winch set up for motorized drive. : de en
  • CA343910A - Snow removing device : en fr
  • CH170952A - Beehive with separate brood and honey room. : de en
  • DK49127C - Sound-spreading and sound-absorbing Body. : da en
  • ES2375Y - Folding turnbuckle for flags and the like. : en es
  • FR768971A - Device for the parallel operation of DC converters using discharge, steam or gas vessels, controlled by grills : en fr
  • CA10396S - Tin primarily to contain tobacco : en
  • AU1311133A - Improvements in or relating to electrical coupling devices : en
  • DE601303C - Device for burning cement : de en
  • DE601360C - Collection screen for devices for evaluating measurement images : de en
  • ES2377Y - Ball joint hose for greasing. : en es
  • ES2802U - League bra. (Machine-translation by Google Translate, not legally binding) : en es
  • FR768794A - Improvements to the construction of air coolers : en fr
  • US1970497A - Windshield wiper : en
  • NL33328C - : en
  • US1969717A - Vacuum machine : en
  • US1970443A - Loom for weaving weft pile fabrics : en
  • US1970479A - Clevis hook : en
  • CH171186A - Circuit arrangement for telephone systems with branch points that can be called optionally and located on a common line. : de en
  • CH171091A - Tool drive device applicable to high precision lathes. : en fr
  • DE601522C - Protection device for jaw crusher with break plate : de en
  • CH171193A - Wrapping paper for goods suitable for creating an advertising effect. : de en
  • CH171155A - Device for controlling the grid of a rectifier. : de en
  • US1969871A - Power shovel : en
  • US1970089A - Container for explosives : en
  • US1970285A - Binding arrangement : en
  • US1969929A - Fluid pressure controlled circuit maker : en
  • US1970379A - Slicing machine : en
  • CH171191A - Electric position indicator. : de en
  • US1970131A - Relief valve : en
  • US1969763A - Locomotive piston rod crosshead : en
  • DE601494C - Machine and process for the mass production of high-value resistors : de en
  • ES134649A1 - An industrial process for the manufacture of beverages based on natural fruit juices, conserving their vitamins. : en es
  • ES134991A1 - A distributor of candles that works by the introduction of a piece of currency. : en es
  • FR769029A - Improvements to the bases of incandescent electric lamps : en fr
  • GB414892A - Improvements relating to insulator bushings for the electrodes in electric gas or vapour discharge devices : en
  • FR768833A - Improvements to folding boxes : en fr
  • FR769048A - Alloy containing gold and glucinium : en fr
  • GB414889A - Improvements in or relating to circuit arrangements for automatically limiting the duration of an electrical process : en
  • FR768840A - Automatic electrical device intended to ensure the safety of the service of a railway installation and in particular to prevent train collisions : en fr
  • GB415116A - Improvements in and relating to self-lubricating metallic surfaces : en
  • US1969830A - Carton filling machine : en
  • US1970192A - Surfacer mounting : en
  • US1970021A - Apparatus for conveying loose material : en
  • US1970505A - Container closure : en
  • CH171239A - Method for the preparation of a cardiac active glucoside. : de en
  • US1970517A - Double acting electrohydraulic operator : en
  • USD93002S - Design fob a corner plate for : en
  • CA343911A - Piston expansion means : en fr
  • CA343938A - Urea synthesis : en fr
  • AU1387933A - Improvements in and connected withthe housing and feeding ofthe cutter blades inwood working planes : en
  • CA343923A - Gate-valve device : en fr
  • CH171112A - Three-way or multi-way tap, especially for coffee machines, the paths of which start at different points from a cylindrical central longitudinal chamber. : de en
  • CH171162A - Headlights, in particular for bicycles. : de en
  • CA343986A - Copper fungicide : en fr
  • US1970175A - Loom harness : en
  • CH171222A - Railway signaling system with multi-aspect signals. : de en
  • DE601545C - Electromagnetic time relay : de en
  • US1970185A - Pitman arm for looms : en
  • US1970361A - Liquid dispensing apparatus : en
  • CH170956A - Rolling safety grilles on doors, windows and the like. : de en
  • CH171012A - Protective device on hip holders. : de en
  • US1970073A - Automobile smoking set : en
  • US1970506A - Spool covering machine : en
  • CH171213A - Anti-skid device on pneumatic wheels of motor vehicles. : de en
  • CH171107A - Bearings, especially block plain bearings, for horizontally and inclined shafts. : de en
  • CA343988A - Vacuum cleaner hose connector : en fr
  • GB414759A - Motor-vehicles : en
  • US1969726A - Hot top : en
  • US1970079A - Spectacles or eyeglasses : en
  • USD93009S - Design fok a valve handle cap : en
  • CH171228A - Sliding window. : de en
  • US1970071A - Nonremovable display device : en
  • US1970455A - Electric selector : en
  • DE601408C - Process for preventing tarnishing of objects made of nickel, copper and alloys of these metals : de en
  • US1970423A - Signaling system : en
  • USD93013S - Design for a shoe : en
  • US1969732A - Production of ortho-dihydroxy benzenes : en
  • US1970236A - Hydrodynamic power transmission device : en
  • DE601340C - Carburetor : de en
  • DE601359C - Device for the machine production of the bead straps on seamless immersion rubber objects : de en
  • FR769028A - Cooling system for large vehicle engines : en fr
  • GB414739A - Improvements in and relating to a.c. boosters : en
  • US1970139A - Flooring and the like : en
  • US1970473A - Wall fixture : en
  • US1970293A - Suction cleaner : en
  • DE601312C - Process for the production of a set for degassing ovens, in particular from badly baking bituminous coal : de en
  • ES2165Y - Apparatus for cleaning windows. : en es
  • FR768997A - Improvements to electrical relays : en fr
  • US1969918A - Roof decking : en
  • US1970026A - Charge forming device : en
  • US1970366A - Gas and liquid transfer pump : en
  • CA343978A - Picture reproducing apparatus : en fr
  • US1970043A - Dust bag : en
  • US1970149A - Resistance device : en
  • US1970291A - Weighing and delivery mechanism : en
  • US1970515A - Electric valve translating circuit : en
  • US1969814A - Internal combustion engine : en
  • US1969943A - Attachment for jacks : en
  • US1970141A - Process for hardening iron, steel, and cast iron alloys by nitriding : en
  • DE601343C - Stack briquette : de en
  • CA343866A - Tire : en fr
  • CA343944A - Gas producing process : en fr
  • US1969811A - Method of and means for building and reenforcing the walls of tunnels, shafts, and the like : en
  • US1969815A - Internal combustion engine : en
  • US1970239A - Shock absorber for motor vehicles and the like : en
  • CA10405S - Jar : en
  • DE601521C - Process for the production of a corrosion protection coating on magnesium and magnesium alloys : de en
  • US1970467A - Process for working up ferrovanadium containing products : en
  • US1969984A - Cyclohexyl-aromatic hydrocarbon : en
  • US1970470A - Road surfacing composition and the like : en
  • US1969899A - Coffee grinder attachment : en
  • US1969980A - Ammonium salt : en
  • US1970163A - Art of treating seeds : en
  • US1970424A - High frequency signal system : en
  • US1970098A - Transmission mechanism : en
  • US1969865A - Articulated cover for journal boxes : en
  • US1969975A - Clock : en
  • CH171215A - Freewheel hub with coaster brake. : de en
  • US1969869A - Stage discharge of pressure cylinder : en
  • GB414767A - Improvements in or relating to the construction of roads and other surfaces : en
  • DE601383C - Compressed air offset machine with two chambers arranged one above the other : de en
  • DE601329C - Tools and methods for making cinematographic animated films : de en
  • US1969834A - Tipped cigar and method of making the same : en
  • US1969965A - Gyroscopic compass and latitude indicator : en
  • US1970199A - Bushing for locomotive valve motions : en
  • US1970022A - Terminal connection : en
  • US1969738A - Reforming last : en
  • US1969785A - Scraper : en
  • DE601391C - Coke oven door : de en
  • ES2813U - Boxes destined to be embedded in the wall in the various uses to which they are subject in electrical installations (Machine-translation by Google Translate, not legally binding) : en es
  • FR768856A - Non-slip signal nail : en fr
  • FR768996A - Manually operated direction indicator : en fr
  • CA343900A - Commodity container : en fr
  • US1969971A - Marker for shoe uppers : en
  • US1970118A - Safety razor blade sharpening roll : en
  • DE596908C - Wooden box window to be used in plaster : de en
  • ES134791A1 - PROCEDURE TO INCREASE THE PERMUTABILITY OR EXCHANGE CAPACITY IN THE EXCHANGE AGENTS OR BASE EXCHANGE AGENTS : en es
  • US1970317A - Radiator : en
  • CH171128A - Cable connector. : de en
  • CH171169A - Tripods, in particular for medical purposes. : de en
  • US1970333A - Intermittently operating electrical device : en
  • DK49118C - Swimming figure. : da en
  • ES134700A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF SAID PATENT : en es
  • FR768899A - Resilient bearing for pivot, particularly for the balance axis of clockwork movements : en fr
  • US1969848A - Mail chute : en
  • US1970030A - Tractor for semitrailers : en
  • US1970501A - Firearm : en
  • GB415119A - Improvements in and relating to speed-regulating devices : en
  • US1969897A - Hollow rivet : en
  • US1969961A - Burner control apparatus and system : en
  • US1970059A - Pipe coupling : en
  • US1969864A - Oil cooler : en
  • US1970295A - Apparatus for treating well fluids : en
  • US1969714A - Headlight lens : en
  • ES134752A1 - New procedure for the waterproofing of paper pulp, wood or rags. : en es
  • ES134906A1 - Procedure to treat fresh fruit to prevent it from rotting. : en es
  • FR769060A - Ash and tobacco residue evacuation device : en fr
  • GB414920A - Frame or stand for gas stove : en
  • CA343992A - Sound radiator : en fr
  • CA343999A - Cable sheathing perforating method : en fr
  • CH171033A - Process for the preparation of a nuclear-substituted 1.4.5.8-naphthalenetetracarboxylic acid. : de en
  • DE601324C - Process for the preparation of conversion products of polymeric compounds : de en
  • DE601544C - Overcurrent switch for large capacities, especially high-speed switches : de en
  • CH171055A - Recording device for reproduction work and the recording of small objects using a small camera. : de en
  • CH171152A - Method and device for the production of X-rays. : de en
  • CA343883A - Display sign : en fr
  • US1970510A - Resin and balsam prepared with the aid of an inorganic body and process of making same : en
  • AU1711034A - Improvements inthe attachment of headings, edgings mouldings andthe like finishings : en
  • USD93064S - Design for a bottle : en
  • US1969751A - Refractory brick : en
  • USD93004S - Design for a chaise longtje : en
  • US1969881A - Pump : en
  • ES2389Y - Tight-closing device on boxes for easy opening. : en es
  • CH171074A - Automatic firearm with weight lock for firing cartridges of various calibers. : de en
  • DE601399C - Flat weft knitting machine : de en
  • CA343916A - Metal sheet rolling apparatus : en fr
  • US1969913A - Back band curtain rod and drapery bracket : en
  • US1969991A - Electrical contact device : en
  • US1969893A - Photographic developing apparatus : en
  • CA344009A - Concentrator : en fr
  • US1969925A - Certificate or like holder : en
  • US1970064A - Remote volume control for talking and/or sound picture equipment : en
  • US1970263A - Roll : en
  • US1970405A - Handling pulverized coal and the like : en
  • US1970125A - Electric distribution system and conductor thereof : en
  • US1970048A - Apparatus for separation of suspended material from gases : en
  • US1969863A - Air conditioning device : en
  • CH171007A - Method of cleaning sanitary napkins and washing machine for practicing the method. : de en
  • ES134604A1 - Improvements in the construction of portable firearms. : en es
  • FR769022A - Coat hanger : en fr
  • CH171154A - Discharge tube with gas filling and hot cathode for rectifying alternating current. : de en
  • US1969933A - Dump wagon : en
  • CA343921A - Sprinkler release mechanism : en fr
  • CH171006A - Decating and damping device. : de en
  • CH171058A - Method for obtaining color views and device for implementing it. : en fr
  • CH171056A - Lens shutter. : de en
  • US1970338A - Constant current direct current generator : en
  • CH171133A - Heat exchange plate. : de en
  • CA344000A - Relay system : en fr
  • CH171097A - Process for the continuous production of viscose artificial sponge. : de en
  • CA343896A - Liquid filtering and sterilizing apparatus : en fr
  • CA343979A - Piston ring : en fr
  • DE601450C - Lowerable structure for tunnel construction and foundations under water : de en
  • DE601476C - Backrest that can be placed on upholstered furniture and supported on its side rest : de en
  • DE601390C - Trolley for filling coal into degassing chambers : de en
  • GB414989A - Apparatus for use in the wet doubling of yarns : en
  • ES134614A1 - Improvements in the construction of devices for the reduction of sulfur dioxide to the state of elemental sulfur. : en es
  • ES134961A1 - Improvements in gasoline dispensing devices. : en es
  • FI16039A - Centrifugalsorterare : en fi
  • CA343873A - Window set : en fr
  • DE601478C - Process for influencing the solubility properties of organic cellulose derivatives : de en
  • FR769024A - Improvements in processes and apparatus for pressure casting of various objects : en fr
  • GB414791A - Improvements in or relating to electric tumbler switches : en
  • CA343987A - Hydrocarbon oil conversion : en fr
  • ES133604A1 - Railroad wagon with removable part forming a trailer for road transport. : en es
  • FR769011A - New porous or spongy, flexible or elastic articles and their manufacturing process : en fr
  • FR769020A - Process for the fermentation of food substances, particularly applicable to the manufacture of bread, pastry, biscuits and the like : en fr
  • CA343981A - Windscreen wiper : en fr
  • DE601294C - Saddle that can be used as a chair for bicycles : de en
  • DK49131C - Transport device for ready-mixed concrete. : da en
  • CA343907A - Filtering apparatus : en fr
  • CH171163A - Device for controlling the gas supply to a gas-heated device. : de en
  • CH171035A - Process for the production of acetic acid by the oxidation of acetaldehyde. : de en
  • CH171073A - Carriage that can be dismantled in single loads. : de en
  • CH171120A - Jack. : de en
  • US1970319A - Silver alloy : en
  • USRE19273E - Machine tool : en
  • US1970143A - Process of refining gasoline with zinc chloride : en
  • US1970179A - Power wrench : en
  • CA343943A - Fuel gas producing apparatus : en fr
  • ES134541A1 - CART SWITCHING DEVICE ON TYPEWRITERS : en es
  • ES2392Y - Die for cutting and drilling rubber floors. : en es
  • FR768844A - Signal for motor vehicles : en fr
  • ES134765A1 - Improvements in and related to gas protection masks. : en es
  • ES134875A1 - A mechanism to open and close the doors automatically. : en es
  • CH170969A - Process for coloring the surface of unglazed fired brick and pottery. : de en
  • CH171023A - Centrifugal classifier for flour or other powdery or granular material. : de en
  • CH171084A - Process for the manufacture of objects made of a hard alloy. : de en
  • DE601470C - Compressed gas switch : de en
  • CH171189A - Modulation device for radio transmitter. : en fr
  • ES134620A1 - Transformer for electric arc welding. : en es
  • FR768830A - Device for milking machines : en fr
  • US1970334A - Transmission control circuits : en
  • US1970206A - Fuse mechanism for projectiles : en
  • CH171117A - Elevator with endless chains and two stops. : de en
  • CA344007A - Brake : en fr
  • CH171003A - Clothes and linen. : de en
  • DE601548C - Process for the preparation of preparations containing sulfur in colloidal distribution : de en
  • FR768973A - Method and apparatus for directing the luminous flux of a constant light source in television and light sound recording applications : en fr
  • FR769057A - removable light shield or other screen that can be moved by hand : en fr
  • GB414878A - Improvements in cycle saddles : en
  • CH171098A - Mixing mill with device for dust-free emptying. : de en
  • AU1375433A - Improvements in or relating to thermionic valve circuit arrangements : en
  • US1970531A - Road scarifier : en
  • CA343913A - Rail joint bridge : en fr
  • CA344010A - Aliphatic acid neutralization : en fr
  • ES134593A1 - An improved method for blasting or starting materials such as coal. : en es
  • ES134940A1 - Improvements in liquid spray equipment with adjustable nozzle. : en es
  • ES134746A3 - A bottle capping and capping machine. : en es
  • GB414814A - Improvements in the manufacture of moulded porous products from plastic materials : en
  • FR768989A - : fr
  • ES134928A3 - Manufacturing process for bicycle tires based on cord fabric. : en es
  • GB414840A - A new or improved method or process of taking foot impressions, and a chart or pad device for use in connection therewith : en
  • FR769085A - Improvements in knitting looms : en fr
  • CH171065A - Elastic ball. : en fr
  • FR769004A - Signaling and electrical indication device : en fr
  • GB414831A - Improvements in wind and weather screens : en
  • ES134634A1 - PROCEDURE FOR THE MANUFACTURE OF BINDERS BY ViA HuMEDA : en es
  • FR769046A - Device for simultaneously winding the gear bodies of a clock : en fr
  • GB415108A - Improvements in and relating to pails, buckets and like receptacles and containers : en
  • US1970340A - Defrosting apparatus : en
  • DE598154C - Process for the production of nitrogen-containing anthraquinone derivatives : de en
  • FR768859A - New kill pistol with automatic cocking, start and ejection : en fr
  • GB414958A - Improvements in and relating to drinking troughs for animals : en
  • ES2428Y - New sugar case : en es
  • GB414804A - Improvements relating to heating apparatus for buildings : en
  • CA343862A - Wire drawing machine : en fr
  • CA343953A - Rubber processing : en fr
  • CA343973A - Television system : en fr
  • DE601558C - Toothbrush with two brush bodies arranged on a stem : de en
  • US1970085A - Method and apparatus for making tubular rivets and the like : en
  • FR769102A - : fr
  • ES133786A1 - A new synchronized film system for the projection of animated images with musical hearing obtained by means of a harmonic plate or similar medium. : en es
  • ES134971A1 - Improvements in the procedure for degumming textile fibers. : en es
  • GB414834A - Improvements in vices : en
  • GB414833A - Improvements in lift-out electric fuse isolators : en
  • GB414881A - Improvements in and relating to speed, distance and drift angle indicators for aircraft : en
  • GB415011A - Improvements in and relating to blast mixing machines : en
  • FR769032A - Renovator-thermodynamic device of spark plugs of combustion engines : en fr
  • GB414837A - Improvements in or relating to plugs or dowels : en
  • US1969904A - Bituminous road making composition : en
  • FR769091A - Airtight container for internal preparation of solutions or emulsions just before use : en fr
  • ES134589A1 - An apparatus and its smokeless lighting procedure for obtaining instant photographs. : en es
  • ES134804A2 - EXTENSIONS IN THE OBJECT OF THE MAIN PATENT NUMBER 132075 : en es
  • GB415008A - Improvements in fuel pumps for internal-combustion engines : en
  • GB415012A - Improvements in and relating to the production of wire wheels and an improved spoke therefor : en
  • ES133902A1 - An apparatus to carry out conversions of thermal and dynamic energy. : en es
  • ES2122Y - Rubber horseshoe without plant. : en es
  • ES2418Y - Cushion for medical belt. : en es
  • US1969856A - Paper sizing and composition therefor : en
  • US1970350A - Transmission line : en
  • ES134618A1 - New accumulator system. : en es
  • ES2361Y - Perfected brushes. : en es
  • FR768766A - Friction epicyclic transmission mechanism : en fr
  • FR768959A - Process for depositing on a support, in particular on an incandescent filament, a layer which increases the electronic emission or the light output : en fr
  • GB414747A - Improvements in or relating to rubber coated articles and method of making the same : en
  • US1969854A - Pipe working tool : en
  • US1970008A - Doorcheck : en
  • ES134782A1 - IMPROVEMENTS IN THE ACTIVE CARBON MANUFACTURING PROCEDURE : en es
  • ES134684A1 - An apparatus and its procedure that allows by means of the application of the force of the lever to obtain all kinds of energy in its multiple aspects, among them the production of electrical energy. : en es
  • FR768842A - Low capacitance shielded electrical conductor : en fr
  • GB415041A - Improved method of and means for bending and shaping lawn mower blades and like blades : en
  • GB414980A - Improvements in or relating to commodes or night stools : en
  • ES134870A1 - A procedure for the manufacture of carpets. : en es
  • FR768837A - Advertising device : en fr
  • ES134017A1 - A current limiting device by double fuse. : en es
  • ES134796A1 - PROCEDURE FOR STABILIZING PHOTOGRAPHIC EMULSIONS OF SILVER HALOGENIDE : en es
  • FR769047A - Sliding door leaf coupling device : en fr
  • US1970119A - Stropper roll : en
  • US1970154A - Submersible motor construction for deep well pumps : en
  • DE601505C - Process for the preparation of 3-oxyselenonaphthene and its derivatives : de en
  • FR768995A - Process for the production of spongy rubber articles : en fr
  • GB414812A - Improvements in or relating to trusses : en
  • GB415015A - Improvements in or relating to dust and like separators : en
  • ES134693A3 - Automatic welding system for iron and steel pipes with autogenous welding. : en es
  • ES134887A2 - IMPROVEMENTS IN THE PURPOSE OF PATENT NUMBER 133099 : en es
  • ES134998A1 - Improvements in the unbundling machines straighten, parallelize and purify textile fibers. : en es
  • FR768941A - Improvements to the successive electric control of a series of components : en fr
  • GB415097A - Improvements in or relating to brakes for aircraft-wheels : en
  • US1969841A - Gear cutter : en
  • US1970419A - Perpetual calendar : en
  • FR768948A - Electro-acoustic translator devices : en fr
  • ES134821A1 - Brake pad system of removable type with transverse elastic key. : en es
  • ES134873A3 - Procedure for the manufacture of tubes. : en es
  • FR768761A - Quick-acting switchable and switchable rod coupling : en fr
  • FR768866A - Method and apparatus for the manufacture of cushions and other rubber articles filled with pressurized gas : en fr
  • GB415053A - Improvements in combination garments : en
  • FR768805A - Improvements to connecting rods for internal combustion engines : en fr
  • FR768904A - Improvements in cellular rubber manufacturing : en fr
  • FR769100A - Apparatus for quantitatively measuring liquids and gases as they pass : en fr
  • FR768933A - Use of waterproofed hat felt for the constitution of masks and other anti-gas items : en fr
  • FR769080A - Engine fuel : en fr
  • US1969966A - Liquid measuring device : en
  • FR769003A - Television method and device : en fr
  • ES134806A1 - A perfected high speed motor system of the vertical shaft type. : en es
  • ES134988A1 - ELECTRONIC VALVE OR TUBE : en es
  • DE601319C - Process for the production of emulsifier-free dispersions : de en
  • GB414903A - Improved gyroscopic compass : en
  • ES134779A1 - A procedure for wetting and drying in continuous work of freshly spun artificial silk yarns. : en es
  • DE601467C - Replica for pupinized two-wire lines : de en
  • ES134781A1 - A procedure for obtaining a product designed to disinfect, mobilize and intensify the fertilization of the land. : en es
  • CH170988A - Foldable, mobile underframe for baskets, serving boards and the like. : de en
  • FI16015A - Threaded blind brake device : en fi
  • US1970140A - Switch control system and apparatus : en
  • US1970322A - Steam engine valve : en
  • US1970407A - Pyrometer lamp : en
  • DE601347C - Tank car with a tank that is firmly mounted on the underframe and a protective casing in the shape of a wagon box : de en
  • DE601386C - Spreaders for running webs of fabric : de en
  • FR768914A - Process for separating alkali nitrate and ammonium chloride from salt mixtures resulting from the transformation of alkali chlorides by means of ammonium nitrate : en fr
  • DE601427C - Electrode for galvanic elements, especially as a large surface plate for electrical lead collectors : de en
  • FR768947A - All-metal wheelbarrow wheel, made of electrically welded flat irons, with round iron axle, without hub : en fr
  • FR768783A - Sliding cabinet doors refinements : en fr
  • AU1670134A - Automatic coupling device for vehicles : en
  • FR769000A - Hanging device for paintings, mirrors and the like : en fr
  • DE601332C - Protection device for pen holder : de en
  • CH171233A - Process for the production of a new azo dye. : de en
  • ES134612A1 - An improved process for extracting sulfur from sulphide minerals. : en es
  • FR768875A - Wind heater or similar heat exchange device in which at least one of the agents used is a gas : en fr
  • US1970170A - Slicer feed : en
  • US1970233A - Massage device : en
  • USD93036S - Design for a lace table cloth : en
  • US1969833A - Apparatus for treating foodstuffs : en
  • FR768778A - Chromiferous Azo Dyes Tinting Pink Shades : en fr
  • CA343882A - Vehicle suspension : en fr
  • CH170974A - Hinge for doors, window sashes etc. : de en
  • CH171237A - Method for the preparation of a cardiac active glucoside. : de en
  • ES133992A3 - A procedure for the construction of towel racks. : en es
  • ES134957A3 - A procedure for the production of natural sparkling wines. : en es
  • USD93079S - Design for a display support for : en
  • FR768758A - Improvements to traction sulphates : en fr
  • US1970252A - Vehicle signal : en
  • US1970055A - Hoisting machinery : en
  • US1970463A - Valve lock : en
  • ES134766A1 - Improvements introduced in the manufacture of incandescent lamps. : en es
  • ES134774A1 - Installation for the use of the force of the waves of the sea. : en es
  • GB415120A - Pliers, clippers or pinchers : en
  • ES134134A3 - Device for projecting animated images on the screen. : en es
  • US1970313A - Autographic register : en
  • DE601479C - Canary training and singing box : de en
  • ES2479Y - A toy holder : en es
  • CA343980A - Piston ring expander : en fr
  • DE601471C - Oil switch : de en
  • DE601501C - Device for separating foreign bodies from gases or vapors : de en
  • GB415025A - Improvements in and relating to the bonding of metals with rubber : en
  • FR769015A - Razor blade sharpener : en fr
  • DE601404C - Sliding window guided on swivel rails : de en
  • ES134807A1 - IMPROVEMENTS IN THE MANUFACTURE OF HIGH VOLTAGE PASS INSULATORS OF THE TYPE OF ROLL CAPACITORS : en es
  • FR768776A - Recorder tail rack : en fr
  • FR768892A - rubber spring elements : en fr
  • CH171083A - Process for the production of alloys of the alkaline earth metals. : de en
  • CH171226A - Boat with frame structure. : de en
  • ES134059A1 - DEVICE FOR AUTOMATIC POSITIONING OF PRESERVATIVE COVERS ON TOILET SEATS : en es
  • US1969960A - Drink dispenser : en
  • DE601429C - Toggle switch with sliding contact : de en
  • DE601526C - Process for the temporary, repeatedly detachable attachment of photographic films to rigid substrates : de en
  • ES134443A3 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF FORNITURES FOR FURNITURE AND OTHERS BASED ON ABRASIT OR ALBERIT ALONE OR COMBINED WITH ALL KINDS OF METALS : en es
  • CH171115A - Gear for motion conversion. : de en
  • US1970025A - Charge forming device : en
  • GB414745A - Improvements in method and machines for manufacturing boxes, such as match boxes : en
  • DE601512C - Wire clamp : de en
  • GB415005A - Improvements in the lubrication of cylinders : en
  • GB415398A - Improvements relating to indirectly heated cathodes for electron discharge devices : en
  • DE601421C - Process for removing oily components from condensation water : de en
  • US1970401A - Tinitfo statf j patfnt officf : en
  • USD93000S - Design for a photograph stand : en
  • US1970006A - Coin controlled vending machine : en
  • US1970019A - Hinge : en
  • US1970207A - Fuse mechanism for projectiles : en
  • US1970182A - Bending machine : en
  • ES134978A1 - A process for the production of hydrocarbons by treatment of carbonaceous materials distilled with hydrogenated gases. : en es
  • FR768791A - Dispenser for sugar, salt, pepper, etc. in powder : en fr
  • GB415009A - Improvements in high frequency amplifying arrangements : en
  • FR768946A - Interchangeable ring for fixing the sheet in billiards with holes : en fr
  • AU1400033A - Tone control : en
  • FI16027A - Räfsa : en fi
  • DE597315C - Process for processing wet spinning waste from flax and hemp for the production of high-quality paper : de en
  • DE601511C - Permanent magnet, especially made of steel with high coercive force : de en
  • ES134793A1 - A new procedure to separate the woody part constituted by crushed bones of the pulp and skin, that is, the nutritive matter contained in the olive pomace after the fat is extracted by hydraulic pressure. : en es
  • FR769002A - Improvements to gas-filled incandescent electric lamps : en fr
  • DE601325C - Straight guidance with high-speed scales : de en
  • ES134828A1 - Procedure to reproduce drawings imitating the painting. : en es
  • GB414789A - Improvements relating to the manufacture of synthetic resin mouldings : en
  • CH171029A - Apparatus for the distillation of liquids. : en fr
  • NL61872B - : en
  • CH171171A - Storage table for medical treatment with short-wave electrical oscillations. : de en
  • FR768887A - Improvements to vibrating devices : en fr
  • FR769095A - Lever for containers of all kinds : en fr
  • GB415018A - Improvements in and relating to photo-electric devices : en
  • GB415110A - Improvements in engine starter control : en
  • ES134682A1 - PROCEDURE FOR OBTAINING A COMPOSITION FOR COATINGS, PARTICULARLY FOR FOOTWEARS : en es
  • FR769033A - Surge protector : en fr
  • ES134926A2 - A PLUNGER MACHINE WITH SELF-LUBRICATING PACKING RINGS : en es
  • FI16028A - Anordning förrebygga sugning i motorer vid Automobiler vid avbruten eller minimal gastillförsel : en fi
  • FR768792A - Metal coil or similar for the textile industry comprising its centering and drive system : en fr
  • DE601519C - Slide seal for internal combustion engines : de en
  • DE601592C - Device for the production of objects from small cork : de en
  • ES134630A1 - Improvements in the automatic lighters. : en es
  • GB414936A - Improvements in and relating to fetters such as handcuffs : en
  • ES2388Y - Lock with security device and alarm. : en es
  • GB414776A - Improvements in and relating to hand operated cultivators : en
  • GB414860A - Spraying device : en
  • DE601328C - Aluminum solder : de en
  • DE601409C - Device for winding sleeves made of cardboard, cardboard, asbestos cardboard, or the like. : de en
  • DE601414C - Device for separating the weft threads for shuttle looms : de en
  • US1970314A - Typewriter attachment : en
  • FR769070A - Driving machine, with elastic fluid, with two opposed pistons, each double acting and with distribution controlled only on the long sides of each of the pistons which face each other : en fr
  • FR768784A - Process for the preparation of n (gamma-alkoxy-beta-oxypropyl) n-butylaminobenzol and its derivatives : en fr
  • FR768930A - Device for balancing the pressure in the tires and for signaling deflation : en fr
  • FR769035A - metal screen for incandescent lamps of automobile headlights : en fr
  • GB415030A - Improvements in or relating to rotary fluid motors, compressors and the like : en
  • FI16029A - Hydraulic clutch balancing load and speed : en fi
  • US1969973A - Marker for shoe uppers : en
  • CA344014A - Signalling system : en fr
  • US1970437A - Method of and apparatus for the rapid freezing of liquids : en
  • GB415052A - The manufacture of carbohydrate derivatives : en
  • ES134939A1 - Improvements in vehicles for the transport of goods and materials. : en es
  • GB414783A - Improvements in alloys : en
  • US1970013A - Appliance for facial treatment : en
  • GB414880A - Electrical apparatus for anaesthetising dogs, cats and the like : en
  • DE583740C - A coherent whole wage package : de en
  • FR769072A - Improvement in tube expansion devices : en fr
  • GB414838A - Improvements in spectacles : en
  • CA343881A - Pharynx treating instrument : en fr
  • US1970429A - Eyeglass construction : en
  • FR768753A - Improvement in motor vehicles allowing the camp : en fr
  • FR768863A - Improvements to devices for grinding off-center rotary knives : en fr
  • FR768901A - Electric motor-transmitter device for sewing machines and similar applications : en fr
  • ES2457Y - Container for liquids. : en es
  • ES134617A1 - Improvements in the manufacture of suction whistles for automobiles. : en es
  • ES2806U - A new ashtray model (Machine-translation by Google Translate, not legally binding) : en es
  • FR768879A - Photoelectric amplifier device : en fr
  • GB414946A - Improvements in and relating to gun recoil apparatus : en
  • US1970136A - Protection of molten baths : en
  • US1969924A - Cable winding device : en
  • US1970209A - Furnace structure : en
  • US1970267A - Locker : en
  • USD93078S - Design for a spoon ok similar article : en
  • DE601403C - Scaffolding for the production of walls, especially bunk walls for exhibitions : de en
  • FR768785A - Device for obtaining a high flashing speed for flashing signals : en fr
  • FR769023A - Device intended to ensure on locomotives or railcars the repetition of signals with multiple indications : en fr
  • GB414945A - Improvements in or relating to percussion fuzes for projectiles : en
  • FR768918A - Control system for tubular frame motor cars : en fr
  • GB414874A - Improved device for operating discharge tubes having incandescent cathodes : en
  • GB414908A - A new or improved machine for distributing washers upon cores in moulds, or for likepurposes : en
  • GB415086A - Improvements in or relating to methods of making heat treated white cast iron and the improved iron produced thereby : en
  • CH171057A - Process for copying color lenticular films onto films of the same type and device for carrying out this process. : en fr
  • US1970271A - Process of tanning hides : en
  • GB414943A - Improvements in and relating to extrusion presses for metal tubes : en
  • DE593695C - Lead drive clamp for steering and straightening young lead shoots : de en
  • FR769111A - : fr
  • GB415096A - Improvements relating to roofing structures for containers : en
  • US1970445A - Flying shear : en
  • US1970496A - Carrier provided with a light sensitive substance and process of manufacturing the same : en
  • US1969762A - Floating hub liner : en
  • DE601368C - Cleaning sieve for fuel taps : de en
  • FR769031A - Signal integration method, by a static system indicating only the number of signals sent, regardless of their amplitude : en fr
  • FR768929A - Turbine locomotive with gearbox : en fr
  • GB414764A - Improvements in mechanical frequency standards such as piezoelectric crystals : en
  • ES2461Y - Device for the use of liquid pharmaceutical products packed in dropper bottles. : en es
  • GB415069A - Improvements in the manufacture and production of nitrogenous condensation products of the anthraquinone series : en
  • DE601397C - Bridge circuit to protect radio receivers against local interference : de en
  • ES2507Y - Electric pencil for pyrography. : en es
  • CA343864A - Manicuring instrument : en fr
  • US1969903A - Superheterodyne receiver : en
  • US1969820A - Driving mechanism for textile edge folding machines : en
  • US1970132A - Steam engine piston : en
  • US1970297A - Feeding heads for reciprocating or jigging conveyers : en
  • US1970516A - Guard for loose leaf binders : en
  • USD93029S - Design for a cravat holder : en
  • ES134549A1 - Improvements in typewriters. : en es
  • GB414761A - Improvements in or relating to cinematograph colour films bearing a sound record : en
  • CH171092A - Hand plane with electric motor. : de en
  • CH171137A - Device for compensating for ampere winding differences on transformers whose primary and secondary windings are divided into spatially separated sections and are arranged in different ways within the individual sections. : de en
  • FR768919A - Cylinder for two-stroke internal combustion engines : en fr
  • FR768969A - Method of manufacturing embossing cylinders intended for embossing films or casting supports for producing films : en fr
  • FR768823A - Tanned gelatin for wood bonding : en fr
  • FR768850A - Incandescent electric lamp or electric discharge tube : en fr
  • ES135003A1 - Automatic switch device to prevent fraud or theft of electric power. : en es
  • ES2822U - Double-wall electrode for electric batteries. (Machine-translation by Google Translate, not legally binding) : en es
  • FR768832A - Powder compacts : en fr
  • GB414968A - Improvements in convertible bodies for vehicles, and particularly for motor vehicles : en
  • FR768757A - Improvements to needle selection systems by jacquard mechanics, in single or multiple drop straight knitting machines : en fr
  • FR768934A - Heat resistence : en fr
  • ES134707A1 - A retarding mechanism of the shooting speed for automatic weapons. : en es
  • FI16050A - Apparat för ledning av luft eller gaser i finfördelat tillstånd in i vätskor : en fi
  • GB415017A - Improvements in superheterodyne receivers : en
  • US1970011A - Air mail receptacle : en
  • US1970477A - Lace fabric : en
  • CH171041A - Sand trap for vertical water flow. : de en
  • CA344005A - Vending machine : en fr
  • CH170994A - Bottle cap with opening organ. : de en
  • CH171216A - Device for the compulsory, economical control of the power of a machine set consisting of an internal combustion engine and an unstable generator for vehicles with electrical power transmission. : de en
  • US1969747A - Insertion of fastenings : en
  • US1969878A - Cooking utensil : en
  • CH171208A - Frost protection window for heating the windshield of motor vehicles. : de en
  • CA343990A - Hydrocarbon oil processing : en fr
  • CA343870A - Fruit case : en fr
  • CH171231A - Device for loading the creel on winding machines. : de en
  • CH170999A - Dishwasher. : de en
  • CH171123A - Method for operating a steam plant with at least one steam generator with a low liquid content and steam plant for carrying out the method. : de en
  • US1969911A - High voltage terminal construction : en
  • US1969969A - Depth measuring device : en
  • US1970225A - Gas generator : en
  • US1970358A - Translucent optical projection screen : en
  • US1970468A - Tire pressure indicator : en
  • CH171204A - Device for the automatic control of the idling speed of the drive motor of motor vehicles with a freewheel device. : de en
  • CH171036A - Process for the preparation of 2-nitrodiphenyl. : de en
  • GB414854A - Improvements in pin tumbler locks : en
  • US1970072A - Knitting machine : en
  • US1970158A - Combined cigarette lighter and cigarette package holder : en
  • CA343922A - Sprinkler head : en fr
  • US1969890A - Process of preparing phenol-furfural condensation products : en
  • US1970029A - Method of and apparatus for forming channeled strips : en
  • ES2805U - Armchair transformable in bed (Machine-translation by Google Translate, not legally binding) : en es
  • US1970035A - Drawing device : en
  • US1970216A - Screw slotting device : en
  • US1970336A - Dough molding machine : en
  • CA343884A - Colour cinematography : en fr
  • US1970287A - Sound and moving picture reproducing machine : en
  • US1970247A - Carrier : en
  • USD93077S - Design for a bottle : en
  • AU1678734A - An improved composition for the treatment of the feet of sheep and cattle : en
  • CH171238A - Method for the preparation of a cardiac active glucoside. : de en
  • CH171049A - Tear-off calendar. : de en
  • CH171067A - Roller skate, especially for negotiating tight turns. : de en
  • ES134688A1 - A new machine to toast coffee. : en es
  • FI16038A - Förfaringsäätt för kontinuerlig blekning av Cellulosa : en fi
  • CH170992A - Suspension device for the lids of vessels. : de en
  • US1969800A - Dust mop : en
  • US1969953A - Glove drying device : en
  • US1969946A - Feed table for sheet feeding mechanism : en
  • CH171080A - Sound box for speaking machines. : de en
  • FI16026A - In the vacuum seed drill : en fi
  • FR769090A - Radial Circular Knitting Machine : en fr
  • CA343989A - Plankless truck bolster : en fr
  • GB414882A - Motor-vehicle springing : en
  • US1970164A - Bituminous road surfacing material : en
  • US1970167A - Lubricating device for locomotive driver journals : en
  • DE601382C - Adjustable closure for belts, items of clothing, bags or the like. : de en
  • US1969766A - Heat exchange device : en
  • US1970004A - Internal combustion engine : en
  • US1970438A - Welded spoke wheel : en
  • DE601287C - Automatic device for trap nests for remote counting of the hatching of the laying animals : de en
  • US1970248A - Production of valuable hydrocarbons from varieties of coal, tars, mineral oils, and the like : en
  • CA343891A - Concrete treating apparatus : en fr
  • DE601539C - Process for the production of resinous condensation products from phenols, urea and aldehydes : de en
  • ES134740A3 - Improvements in electric extractor fans. : en es
  • FR768838A - Rotary kiln manufacturing process for white cement : en fr
  • US1969730A - Process of improving sweet corn for preserving : en
  • CH171093A - Veneer press. : de en
  • CH171195A - Advertising device with color schemes. : en fr
  • USD93016S - Design for a cocktail shaker : en
  • USD93072S - Design for a bottle : en
  • US1970220A - Folding furniture leg : en
  • US1970377A - Centrifugal machine : en
  • US1970398A - Packing cup for master cylinders : en
  • US1970451A - Container : en
  • ES134989A1 - A process for making materials for bactericidal dressings. : en es
  • FR768815A - Machine for the continuous production of concrete objects by vibration : en fr
  • US1969952A - Combined corset and diaphragm support : en
  • US1970274A - Citrus fruit reamer : en
  • CH171202A - Connection of the upper frame to the lower frame in road and rail vehicles. : de en
  • CA343995A - Telephone exchange system : en fr
  • DE601455C - Process for generating luminous gas : de en
  • CH171242A - Process for the preparation of a barbituric acid derivative. : de en
  • CA343983A - Cracked petroleum residue processing : en fr
  • CH171170A - Foot bandage. : de en
  • ES134742A1 - A process for the manufacture of sweetened carbonated beverages. : en es
  • GB414939A - Improved process for electro-deposition of chromium : en
  • CA343952A - Grinding body manufacture : en fr
  • US1970521A - Freeness tester : en
  • US1969760A - Electric heater : en
  • US1970367A - Barrel agitator and handle : en
  • CH171076A - Device for the in-flight measurement of the speed and drift of an aerial vehicle. : en fr
  • CH171090A - Device for producing helically wound metal strips, in particular those made of hardened spring steel. : de en
  • US1969993A - Clutch : en
  • US1969812A - Quick action valve : en
  • US1970173A - Card table cover : en
  • FR769017A - Appliance for baking pastries on direct heat : en fr
  • US1970449A - Antifriction bearing : en
  • US1970308A - Method of canning salmon and product resulting therefrom : en
  • DE601435C - Process for the production of molded plastics from viscose foam : de en
  • FR768965A - Coupling arrangement for telephone systems : en fr
  • DE601412C - Orbiting wing system for aircraft : de en
  • DE601538C - Flushing or blowing line made of wear-resistant material : de en
  • ES134719A1 - Random pump for the elevation of liquids. : en es
  • FR768793A - Chain derailleur gear change device : en fr
  • CA344012A - Headlight indicator : en fr
  • CA343974A - Microphone stand : en fr
  • CH171008A - Machine for washing, rinsing and spinning laundry. : de en
  • ES134879A1 - Improvements in wireless telegraph lamps with multiple grids. : en es
  • FR769045A - Device for checking the straightness, orientation of lines or translations of mechanical parts and, incidentally, for optical checking of planes : en fr
  • FR768800A - Device for inflating the inner tubes of pneumatic tires : en fr
  • FR769030A - Apparatus for spreading liquid on a floor or the like and sweeping or scrubbing the same : en fr
  • FR769043A - Process for the manufacture of a glass material based on formaldehyde, urea and guanidine and use of the product : en fr
  • CH171124A - Internal combustion engine with airless fuel injection. : de en
  • US1969757A - Safety seal : en
  • US1969955A - Current controlling apparatus : en
  • US1969979A - Clay burning furnace : en
  • ES134967A1 - Improvements in cleaning equipment for threshing machines. : en es
  • ES1991Y - Elastic horseshoe. : en es
  • ES2423Y - Cork plugs for hunting shotguns. : en es
  • FR769067A - Improvements to the metal construction of walls of houses or other buildings : en fr
  • FR768853A - Device for fixing a removable rim on a car wheel : en fr
  • US1970309A - Floor and ceiling : en
  • CH170961A - Sheet pile wall anchoring with at least one movable anchor connecting iron. : de en
  • DE601410C - Device for winding sleeves made of cardboard, cardboard, asbestos cardboard, or the like. : de en
  • CA343996A - Impulse transmitter : en fr
  • ES134826A1 - New warning device for cases of theft applicable to all kinds of locks, doors and windows. : en es
  • ES134919A1 - A procedure to harden plates and other glass objects. : en es
  • ES134646A1 - A new bonding process, by vulcanizing the floor or sole of jute, hemp or other textile, to the canvas or cloth cuts in all kinds of footwear. : en es
  • DE601574C - Additional gear, in particular for motor vehicles, consisting of a belt gear with opposing conical pulleys and overrunning clutches : de en
  • FR769086A - Improvements in devices for measuring and dispensing gasoline, and other similar products : en fr
  • US1970146A - Reversible liquid pump : en
  • ES134340A1 - A method of manufacturing an apparatus to avoid the damages caused by the fall of the healds in the looms. : en es
  • FR769081A - Improvements to centralized traffic control installations for railways : en fr
  • FI16040A - Med reglerbara bett försedd längdskärningsmaskin för trämassa o.dyl. : en fi
  • FR768943A - Foundation process on sandy or muddy bottoms : en fr
  • US1970015A - Soap holding device : en
  • US1970023A - Lathe : en
  • DE600909C - Remote control, especially multiple control for electrically powered vehicles : de en
  • DE601560C - Brush holder with conical two-part brush handle : de en
  • US1970038A - Sound reproducing device : en
  • US1970457A - Construction of floors, walls, etc. : en
  • US1970474A - Retaining device for artificial dentures : en
  • ES134694A1 - Apparatus for projecting metals or other materials reducible to dust. : en es
  • DE601260C - Photoelectric signal, control or measuring device : de en
  • CA343936A - Chlorinated hydrocarbon stabilization : en fr
  • CA343991A - Impeller : en fr
  • CH171001A - Shuttle guide for looms. : de en
  • US1969723A - Folding table : en
  • US1970400A - Bracelet chain : en
  • FR768994A - Installation of apparatus for the concentration of combined beet distillery stills for the use of vapors in the distillery : en fr
  • GB414862A - Improvements in the production of chlorinated rubber : en
  • GB415377A - Process for separating di-acetylene from gases containing acetylene : en
  • ES134685A3 - Improvements in the manufacture of sound-tight telephone mouthpieces. : en es
  • ES134161A3 - A procedure for the manufacture of solid food for animals. : en es
  • ES134726A1 - Procedure for the manufacture of iodogenic dressings. : en es
  • ES2017Y - Bottle cap with safety valves. : en es
  • GB414994A - Improvements in or relating to fastening hooks for bracelets, watch wristlets and the like : en
  • ES134661A1 - A CONDENSER FOR STEAMED SULFUR : en es
  • FR769092A - Inflatable air cushion : en fr
  • US1969990A - Automatic driving mechanism : en
  • US1970415A - Electrical regulating system : en
  • ES134623A1 - ANTENNA ARRANGEMENT FOR DIRECTED TRANSMISSION OR RECEPTION PREFERENTIALLY OF SHORT ELECTRIC WAVES : en es
  • CH171024A - Pasta machine. : de en
  • ES134970A1 - A new procedure for the manufacture of footwear with mixed soles of vegetable fiber and crepe, rubber or rubber. : en es
  • US1970444A - Weft pile fabric loom : en
  • GB415000A - Moistening device for yarn-doubling machines and the like : en
  • GB414801A - Improvements in the manufacture and production of intaglio printing inks : en
  • US1969727A - Adjustable stocking form : en
  • US1969922A - Method for curing hides and skins : en
  • CA344011A - Muller : en fr
  • CH171166A - Device for soldering the power supply wires of electric lamps and discharge vessels to the base. : de en
  • US1970530A - Hydraulic actuating mechanism : en
  • US1969826A - - means for stringing tennis rackets with strings : en
  • FR768927A - Soles with ventilation chambers and their application to shoes : en fr
  • FR768999A - Remote transmission system with several concentric double lines united in a cable : en fr
  • GB414771A - A machine for cutting blocks of wood to obtain shavings for use in the manufacture of match boxes or similar articles : en
  • ES2528Y - Toy. : en es
  • FR768788A - Manufacturing process of non-combustible and refractory insulation for electric wires and cables for example, and resulting products : en fr
  • FR768821A - Friction drive system for rotating machines by direct coupling, chain or belt transmission : en fr
  • FR768886A - Method and apparatus for cooling glass : en fr
  • GB414983A - Improvements relating to liquid fuel injection pumps : en
  • GB415397A - Improvements in or relating to sliding clasp fasteners : en
  • ES134912A1 - A new machine to make cigarettes. : en es
  • DE601529C - Suspension fork with parallelogram, especially for motorcycles u. like : de en
  • ES134722A3 - New coil or winder suspension system. : en es
  • GB415043A - Improvements in and relating to the rolling of helically twisted electrical conductors : en
  • DE601395C - Method and furnace for warming up and annealing elongated rolled stock : de en
  • US1970453A - Grinding machine : en
  • US1969765A - Lighting device : en
  • ES134880A3 - A mechanical raster button. : en es
  • DE601326C - Friction gear change transmission : de en
  • AU1419233A - Improvements in apparatus or plant for filtering liquids, or separating solids from liquids : en
  • GB414817A - Instrument for measuring smoke density : en
  • GB414900A - Improvements in carriers for pneumatic dispatch tube apparatus : en
  • ES2434Y - Syringes for injections. : en es
  • ES134924A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF SAID PATENT : en es
  • ES2509Y - Device to prevent the removal of the caps of the radiators and gasoline tank of automobiles. : en es
  • FI16021A - Power compass : en fi
  • US1969945A - Razor and loading device therefor : en
  • US1970243A - Coating or filling textile fabrics : en
  • US1970357A - Means for mounting lenses : en
  • ES134605A1 - Improved procedure for the sterilization of cork that is used for the packaging of agricultural products. : en es
  • ES134907A1 - Improvements in the construction of coating plates made of flowable bituminous masses by heating. : en es
  • US1970009A - Garment hanger : en
  • FI16051A - Eater thrower : en fi
  • GB415093A - Improvements in humidifying systems for air and gases : en
  • US1970007A - Blown fuse signal : en
  • FI16036A - Fertilization requirements for mechanical overhead contact lines : en fi
  • GB415080A - Improvements relating to gas fire radiants : en
  • DK49133C - Row cleaner insert. : da en
  • ES134616A1 - An improved method of manufacturing hollow metal objects, such as turbine blades. : en es
  • GB414988A - Improvements in or relating to filters : en
  • DE601274C - Foaming device for liquid melt material : de en
  • GB414927A - Improvements relating to electron discharge amplifiers : en
  • US1969804A - Aircraft construction : en
  • CA343972A - Air brake : en fr
  • DE601394C - Process for smoldering fine-grained or dust-shaped coal : de en
  • DE601439C - Milling hoe in which the star wheels and a pendulum hoe are mounted on a common frame : de en
  • ES134683A1 - A procedure of construction of continuous elastic pavement executed in cold on any firm base. : en es
  • ES2481Y - Strainer-tap. : en es
  • FR769094A - Veneer press for rounded surfaces : en fr
  • GB415064A - Apparatus for damping paper and textile webs and the like : en
  • FR768867A - : fr
  • FR768895A - Process for producing liquid-impermeable windings for electric motors : en fr
  • DK49111C - Device for Preventing Automobile Wheel Slipping. : da en
  • FR769034A - Method and device for braking and reversing direction of single-phase commutator series motors : en fr
  • GB414824A - Electric accumulator : en
  • GB414979A - Improvements in or relating to hydraulic couplings : en
  • NL33359C - : en
  • US1969846A - Highway guard : en
  • GB414984A - An improved condenser bobbin or spool for wool carding machines : en
  • CH171078A - Bureau machine. : de en
  • AU1382133A - Hinges for expansible suit cases, trunks and the like : en
  • CA343969A - Grain fumigation : en fr
  • US1970279A - Lubricating device : en
  • CA343964A - Rubber thread : en fr
  • CH171153A - Mercury vapor discharge vessel. : de en
  • AU1407433A - Buckle : en
  • CH171110A - Sealing device with sealing ring. : de en
  • ES134846A1 - A machine to make precision works, lettering and artistic by means of saw in metal sheets. : en es
  • GB414938A - Improved method of making water-proof matches : en
  • US1970096A - Calculating machine : en
  • US1970304A - Elevator and like apparatus : en
  • DE601288C - Tension pulley gear for belt transmission : de en
  • US1970422A - Butt joint construction : en
  • CH171160A - Candlestick with a candle barrel pretending to be a candle. : de en
  • US1969874A - Tooth cleaning device and composition : en
  • US1969895A - Phonograph record and method of playing same : en
  • CH170966A - Electric oven. : de en
  • US1970094A - Means for and method of controlling the temperature and condition of molten glass in forehearths : en
  • US1970491A - Printing press : en
  • US1969824A - Radiator core : en
  • US1969941A - Submarine rescue device : en
  • USD93049S - Design fob an extensible grille : en
  • US1970202A - Water treating and storage apparatus : en
  • CH171212A - Removable anti-skid fitting on wheel tires of vehicles, in particular tractors. : de en
  • CA343985A - Glass article : en fr
  • CH171150A - Installation circuit breaker. : de en
  • CH171050A - Tear-off pad, especially for tear-off calendars. : de en
  • US1970198A - Manicuring instrument : en
  • US1970244A - Electric switch : en
  • US1970213A - Cabinet and shelf structure : en
  • US1970068A - Amusement device : en
  • FI16016A - The procedure produces an insulating material for construction purposes and a substance thus manufactured : en fi
  • CH171046A - Method and device for manufacturing cardboard containers with four side walls. : de en
  • ES2324Y - Bathroom glasses holder : en es
  • GB415031A - A process for casting metals : en
  • ES2537Y - Broom with special grip of the fiber or palm. : en es
  • US1970117A - Razor blade sharpener operating means : en
  • US1970156A - Motor vehicle assembly : en
  • ES134699A2 - IMPROVEMENTS IN THE PRODUCTION OF WATER SOFTENING SUBSTANCES AND BASE TRANSFORMERS : en es
  • ES134901A1 - A machine for stamping oranges and similar fruits. : en es
  • ES2338Y - Developer cylinder for cards. : en es
  • US1969792A - Cone belt : en
  • US1970045A - Method and means of treating textile fibers : en
  • CH171108A - Sealing device, in particular for slip clutches. : de en
  • FI16033A - Förfaringssätt framställning av coffeinfritt och förädlat kaffe : en fi
  • FR768882A - Steering system for wheeled vehicles with independent suspension : en fr
  • GB415042A - Process for the production of artificial filaments, threads, films and the like : en
  • GB415094A - Improvements in or relating to the manufacture of filaments, threads, ribbons, and the like materials comprising cellulose acetate or other organic esters of cellulose and of fabrics containing such materials : en
  • US1969736A - Automatic by-pass for hydraulic mechanisms : en
  • CH171066A - Ski and its method of manufacture. : de en
  • DE601370C - Process for the production of projection images for distortion-free projections for the display of stage decorations, in which flexible members with suitable adjusting devices are used : de en
  • FI16045A - The project and the end of the ballistic fire test : en fi
  • ES134977A1 - Perfections in the construction of machine guns. : en es
  • ES131217A1 - Procedure for manufacturing a device to prevent the filling of bottles. : en es
  • FR768938A - Process for manufacturing pots, pans and the like molded from pure aluminum or from an aluminum alloy, and apparatus for carrying out this process : en fr
  • US1970178A - Safety anchor : en
  • US1970269A - Electrical condenser : en
  • US1970456A - Bathtub and cabinet therefor : en
  • ES134611A1 - Improvements in vulcanization procedures. : en es
  • ES134941A2 - IMPROVEMENTS IN SUBMARINE CABLE SYSTEMS : en es
  • GB414826A - Improvements in or relating to electric hand-lamps : en
  • US1970410A - Extension table : en
  • FR768771A - Method and device for widening hollow bodies : en fr
  • FR768871A - Shortenable umbrella : en fr
  • CA343933A - Gasoline stabilizer : en fr
  • CH171196A - Show stand. : de en
  • ES2523Y - Balloon holder with light, diffuser adaptable directly to electric bulbs. : en es
  • FR768764A - Light panel : en fr
  • CH170959A - Height adjustable forestay. : en fr
  • US1970161A - Apparatus for music instruction : en
  • US1970439A - Antifrictional bearing : en
  • CA343941A - Brake cylinder lubricator : en fr
  • US1969740A - Method of and machine for shaping lasts : en
  • US1970475A - Automatic fuel cut-off : en
  • FR769098A - : fr
  • FI16024A - Vending machines : en fi
  • GB414822A - Improvements in or relating to electric battery lamps for fishing and other marine buoys : en
  • ES2339Y - Girdle for visceral ptosis and for pregnancy. : en es
  • FI16047A - Inspection arrangements for the production of ceramic products : en fi
  • FR768894A - Coin retraction system for billiard counters : en fr
  • US1970305A - Spark indicator and controller : en
  • FR768829A - Single-phase high voltage transformer, especially for large powers : en fr
  • GB414774A - Improvements in or relating to wheels : en
  • GB414847A - Improvements relating to penetrating oils : en
  • GB414896A - A machine for the manufacture of concrete roof tiles : en
  • FR768949A - Method and apparatus for recording sound : en fr
  • FR768827A - Improvements to variable speed electric machines : en fr
  • US1969837A - Testing fixture for gear cutters : en
  • GB414850A - Improvements in or relating to devices for collecting electric currents from overhead conductors for transmission to moving vehicles : en
  • DE601425C - Flooding device for refrigeration machines : de en
  • US1970420A - Emergency governor mechanism for prime movers : en
  • GB414961A - Improvements relating to electric hand boring machines with cooling arrangements : en
  • US1969997A - Hydraulic wheel feeding mechanism : en
  • GB415004A - Improvements in or relating to bearings : en
  • USD93005S - Design for a pressing iron : en
  • ES134650A1 - A process for the manufacture of cream-based ice cream. : en es
  • ES134911A1 - A process for manufacturing highly refractory coatings for ovens. : en es
  • FR768862A - Treatment process for rare earth combinations : en fr
  • CH171209A - Air flap for vehicles. : de en
  • DE601335C - Process for the production of an alkaline-acting mixed fertilizer containing nitrogen, phosphoric acid and potash : de en
  • FR769087A - Solid, liquid or gaseous fuel roasting or grilling oven : en fr
  • GB414813A - Improvements in and relating to roots' blowers, exhausters, and the like : en
  • DE601375C - Overcurrent time release in which the timer is driven by a running motor : de en
  • ES134979A1 - Method of manufacture of mixed traca in all colors. : en es
  • ES2460Y - Hand hooks for harvesting olives. : en es
  • FI16012A - Sauna stove : en fi
  • DE601561C - Device for fastening turbine wheels on the shaft with tongue and groove : de en
  • GB414986A - Two-stroke cycle internal-combustion engines : en
  • GB414779A - Improvements in or relating to the regeneration or purification of catalytic and like contact masses : en
  • FR768848A - Method and apparatus for hydration of cellulose pulp : en fr
  • FR768924A - Presentation process for almonds removing their sulfur : en fr
  • USD93053S - Design for a bathing cap : en
  • DE601581C - Lock security : de en
  • ES134663A1 - Procedure for obtaining condensation products. : en es
  • DE601534C - Liquid level regulator for bathtubs : de en
  • ES134996A1 - An alarm device against thieves. : en es
  • ES2499Y - A slider for adjustable length straps or straps : en es
  • FR769036A - Heat recovery device for kitchen utensils or the like : en fr
  • ES134673A1 - Improvements in the manufacture of glues, jellies, pastes and adhesives. : en es
  • ES2803U - Straight passage valve. (Machine-translation by Google Translate, not legally binding) : en es
  • US1969743A - Preparation of reptile skins for use as leather : en
  • US1969935A - Vehicle body ventilator and method : en
  • US1970323A - Steam engine valve : en
  • US1970466A - Game : en
  • US1969910A - Multi-pose-reflecting apparatus : en
  • ES134778A1 - Improvements in the production of tanned leather. : en es
  • DK49110C - Procedure for the manufacture of hard products or articles, e.g. Plates for Building and Assembly purposes. : da en
  • ES2391Y - Device for lifting and transporting barrels and other cylindrical containers in order to facilitate their emptying : en es
  • FI16020A - Sätt att skydda i fria luften lagrat virke mot lagringsskador : en fi
  • US1969776A - Window fastener : en
  • US1970482A - Windshield heater : en
  • US1970105A - Condenser and method of making the same : en
  • US1970145A - Apparatus for burning liquid fuel : en
  • US1970404A - Portable building : en
  • CH171031A - Process and device for gas cleaning by means of wet filters. : de en
  • US1969852A - Infra-red ray converter : en
  • US1969739A - Method of reforming lasts : en
  • GB414768A - Process for the manufacture of stable diazonium compounds : en
  • CH171051A - Steep view card index. : de en
  • CA343876A - Batttery plate : en fr
  • CH171034A - Process for the production of ethyl vanillin. : de en
  • US1970278A - Method of making butter tubs and the like : en
  • DE601547C - Process for the production of detergents, cleaning agents, dispersants and wetting agents : de en
  • DK49113C - Plastic Material, bl. a. for Sound Registration. : da en
  • ES134666A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 131775 : en es
  • CH171130A - Process for the elimination of salts in tubular steam generators. : de en
  • US1970371A - Air compressor engine : en
  • AU1685634A - An improved specific for preventing blowflies striking sheep for lamb marking, dipping andthe like : en
  • US1970051A - Grounded resistance unit : en
  • US1970238A - Knitting machine : en
  • US1970364A - Process for preparing orthodihydroxy benzene : en
  • US1970417A - Automatic phonograph : en
  • US1970480A - Adjustment for seat backs : en
  • US1970513A - Hose nipple connection : en
  • USD93067S - Design for a bottle : en
  • CA344015A - Compressed gas preparing apparatus : en fr
  • CH171044A - Embossed cardboard. : de en
  • CH171159A - Shielded grid power supply. : de en
  • US1970062A - Loom shuttle adapted for automatically stopping the loom on substantial depletion ofthe weft : en
  • CH171004A - Ball holder. : de en
  • US1970087A - Transplanting tool : en
  • USD93073S - Design for a bottle : en
  • US1969807A - Tire rimming tool : en
  • CA343894A - Candy making machinery : en fr
  • US1970339A - Motor fuel product : en
  • US1970276A - Unit spindle bearing assembly : en
  • US1970412A - Means for opening and closing circuits at regular intervals : en
  • ES2469Y - Safety device for threaded couplings from the tap to the cap on which the metal drums are mounted when it is not used. : en es
  • CH171201A - Machine system for the preparation of macadam road construction material with loading device. : de en
  • GB414982A - Improvements in and relating to gear changing arrangements for motor vehicles : en
  • CH171075A - Dial gauge for length measurements. : de en
  • DE601290C - Roller for roller mills : de en
  • DE601419C - Pen with bevelled writing plate for safety fountain pen : de en
  • NL33514C - : en
  • US1969974A - Switching device : en
  • CH171048A - Tear-off pad. : de en
  • CH171143A - Device for interrupting AC circuits. : de en
  • ES134009A1 - A method of preparing explosives. : en es
  • GB415082A - Improvements in and relating to roofs for vehicles : en
  • CA343902A - Cord take-up reel : en fr
  • CH171165A - Battery flashlight. : de en
  • US1969921A - Automatic control mechanism for water heaters : en
  • US1970469A - Manufacture of rubber : en
  • AU1292633A - Improved dog-spike and method of manufacture : en
  • US1969729A - Formation or production of blocks : en
  • US1970000A - Crowning attachment for roll grinding machines : en
  • US1970409A - Ratchet tool : en
  • US1970487A - Bread band : en
  • DE601401C - Coat for containers, especially milk bottles : de en
  • DE601493C - Completely encapsulated compression refrigeration machine : de en
  • DE601405C - Axial thrust knife for single-disc thrust bearing : de en
  • ES134932A2 - AN INSTALLATION TO PRINT FILMS OR FILMS : en es
  • FI15997A - Spänne fåmanhållande av beklädnadspersedlar ocly dylikt : en fi
  • US1969901A - Chair : en
  • US1970081A - Heated hand-covering : en
  • US1970331A - Vehicle lamp controlling means : en
  • CH171199A - Packet of cigarettes. : de en
  • US1969749A - Bearing and friction lock : en
  • US1969982A - Light beam reflecting and controlling means : en
  • US1970413A - Returnable shipping container : en
  • ES2467Y - Wire guide for winding gathering machines or similar. : en es
  • GB414805A - Improvements in and connected with steel or other tubular scaffolding used in building construction and other purposes : en
  • FR768986A - Gas illuminated railway signal : en fr
  • AU1483433A - Improvements in or relating to electrical signalling systems : en
  • USD93022S - Design for a doily : en
  • US1970191A - Surfacing device : en
  • US1970040A - Self-drain bonnet valve : en
  • US1969959A - Advertising device : en
  • ES134893A3 - Procedure for fixing all kinds of solidifiable enamel colors and paints on glass, crystal, earthenware and porcelain. : en es
  • US1969930A - Hair waving apparatus : en
  • US1970242A - Knitting machinery : en
  • ES134716A2 - IMPROVEMENTS IN THE HAND OPERATED LEVER SWITCH : en es
  • CH171087A - Process for connecting hollow workpiece parts by internal soldering. : de en
  • US1969868A - Hand can opener : en
  • US1969883A - Volume control : en
  • US1969926A - Dial and switch mechanism : en
  • US1970484A - Oil filled submergible electric motor : en
  • US1969778A - Switch device : en
  • US1970093A - Fork : en
  • US1969825A - Tightening device for type : en
  • CH170957A - Window. : de en
  • ES134772A1 - An installation to impress films or films. : en es
  • FR768917A - Improvements to container or tank doors : en fr
  • CA343982A - Ammonia distillation apparatus : en fr
  • ES134280A1 - Liquid meter supply device. : en es
  • GB414933A - Improvements in and relating to adjusting devices for fuel pumps : en
  • GB414921A - Improvements in electric skill-testing apparatus : en
  • US1970435A - Balanced turbine or pump runner and method of balancing : en
  • US1970460A - Envelope moistener and sealer : en
  • US1970472A - Lens strap for spectacles : en
  • DE601300C - Amusement track with several rotating decks : de en
  • FR768920A - Coupling device : en fr
  • US1969988A - Folding rule : en
  • ES134176A1 - Procedure for manufacturing phonograms in endless bands. : en es
  • FI16030A - Machine belt buckle : en fi
  • GB414919A - Improvements in reclining chairs : en
  • US1970527A - Quadding and centering device for typographical machines : en
  • ES134476A1 - A system pump-pump perfected for the transfer and supply of dangerous liquids. : en es
  • ES2809U - Hat for field work (Machine-translation by Google Translate, not legally binding) : en es
  • FR768787A - Guillotine window : en fr
  • FR769063A - Transportable monobloc metal silo : en fr
  • GB415010A - Improvements in and relating to poppet valves for internal combustion engines : en
  • ES2376Y - Folding tables and the like. : en es
  • DE601576C - Damping valve for an auxiliary power clutch for motor vehicles operated by negative pressure : de en
  • GB414866A - Improvements relating to coating compositions employed in testing oil containers andthe like for the presence and quantity of water : en
  • US1969967A - Burner control apparatus and system : en
  • US1970344A - Stoker : en
  • US1970039A - Lavatory valve : en
  • US1969741A - Ethanolamine salt of cellulose esters containing dicarboxylic acid radicals and its preparation : en
  • ES134861A3 - A procedure for the extraction of tartaric matter contained in wine feces. : en es
  • FR768795A - Elastic suspension for wheels mounted on oscillating half-axles, in particular for motor vehicles : en fr
  • FR768813A - Extrusion press for the manufacture of metal tubes : en fr
  • DK49125C - Pessary with valve closure and hollow shaft. : da en
  • GB414948A - Improvements in or relating to lubricating media : en
  • DE601293C - Friction shock absorbers : de en
  • US1970329A - Battery control circuit : en
  • USD93068S - Design for a bottle : en
  • DE601308C - Process for the production of low-twist, tension-free facade wire ropes : de en
  • FI16019A - Method of manufacturing veneered wood panels : en fi
  • FR769069A - Removable track device adaptable to the lifting frame by axles of car lifts, to lift them by the wheels : en fr
  • GB414923A - Improvements in or relating to universal joints and to shaft assemblies including the same : en
  • US1970083A - Sulphuric acid ester of anthranols : en
  • USD93050S - Design for an extensible grille : en
  • US1970522A - Treatment of acetate silk : en
  • US1969987A - Starter drive : en
  • ES134636A1 - Induction furnace without core. : en es
  • ES134849A1 - An improved system device for maintaining a constant temperature in cold rooms. : en es
  • US1970050A - Hose coupling : en
  • DE598880C - Pipe steam generator with forced flow of the working medium : de en
  • DE601306C - Power generator : de en
  • CH170971A - Concealed washbasin hanging device. : de en
  • US1970074A - Float valve : en
  • US1970365A - Apparatus for producing chenille thread : en
  • US1970326A - Brick wall and waterproofing means therefor : en
  • GB415075A - Improvements in or relating to manhole and like covers and grids : en
  • CH170998A - Drafting system with endless belts. : de en
  • ES2505Y - Cover for powder boxes. : en es
  • FI15998A - Bykknipa med vid handtaget ledat fästa backar : en fi
  • GB414911A - Process for the production of transparent and impermeable coatings on sheets, bands, films or the like of regenerated cellulose : en
  • GB415037A - Improvements in or relating to the electrodeposition of metal : en
  • US1970153A - Control device for charging machines : en
  • US1970286A - Closure operating mechanism : en
  • US1970450A - Clip : en
  • USD93080S - Design for a lace tablecloth : en
  • CH171127A - Device for supplying fuel to float carburetors. : en fr
  • ES134628A1 - Recording thermometer with direct reading and free expansion. : en es
  • GB414741A - Method of operating a vapour generator : en
  • GB414972A - Improvements in or relating to retorts for the low temperature distillation of coal or the like : en
  • US1969958A - Safety grip for bathtubs : en
  • CA343928A - Electrical transmission system : en fr
  • ES134014A1 - Method of manufacturing a means to protect human skin against irradiation. : en es
  • DE601413C - Anti-skid device for motor vehicles : de en
  • DE601578C - Lorry with a motorized, excavator-like loading and unloading device : de en
  • FR768907A - Table of contents and devices facilitating the reading of program parts given simultaneously at times determined by several stations transmitting t.s.f. : en fr
  • GB414963A - Electric distance relay : en
  • CH171221A - Continuous compressed air brake for railway trains. : en it
  • US1970281A - Treatment of hydrocarbon oils : en
  • US1970441A - Package wire tying machine : en
  • US1970442A - Condenser controlled follow-up system : en
  • ES134648A1 - Improvements in the construction of firearms. : en es
  • GB414907A - Improvements in or relating to ribbon microphones : en
  • ES134768A1 - PROCEDURE FOR THE OBTAINING OF STRONG SUBSTANCES : en es
  • ES134920A1 - A procedure to prepare uric acid solvents. : en es
  • US1970123A - Grease trap : en
  • DE601458C - Fuel injection pump : de en
  • US1969790A - Combination inlet and injector valve for water softeners and the like : en
  • US1970166A - Gas generator for internal combustion engines : en
  • US1970210A - Window : en
  • USD93045S - Design fok a combined washing : en
  • US1970121A - Cross rolling machine : en
  • US1970188A - Winding machine with mechanical charging of bobbins : en
  • US1970307A - Knitting bag : en
  • US1969861A - Shoe burnisher : en
  • US1970312A - Electrooptical system : en
  • US1970385A - Lubricating system for transmission gears : en
  • CA343957A - Refrigerating apparatus : en fr
  • CH170962A - Machine for tamping concrete or any other material used in the construction of road surfaces. : en fr
  • DE601437C - Limit gauge (tolerance or fit gauge) : de en
  • US1970091A - Storage battery connecter : en
  • US1970372A - Process for producing a fertilizer from raw phosphate : en
  • CA343865A - Piston : en fr
  • CA343872A - Sweater stretcher : en fr
  • CH171047A - Method and device for binding books, etc. : de en
  • CH171157A - Ion valve. : de en
  • US1970109A - Furnace : en
  • ES134800A2 - IMPROVEMENTS IN ELECTRIC DISCHARGE TUBES : en es
  • GB414786A - Improvements in tobacco ash receptacles : en
  • GB414955A - Improvements in and relating to the cooling of the fuel injection valves of internal combustion engines : en
  • DE601563C - Switch with extinguishing of the arc by a flow of compressed gas : de en
  • US1970537A - Snap-acting thermostatic valve : en
  • ES129245A3 - Improvements made to devices for holding the end of a wire or cable. : en es
  • FR768985A - Process for preparing coffee tablets or coffee-based blends : en fr
  • AU1674834A - An improved castrating, tailing and dehorning instrument : en
  • CA343963A - Cigar bunch machine : en fr
  • US1970270A - Process of dissolving cellulose : en
  • CA343960A - Petroleum hydrocarbon conversion : en fr
  • US1969783A - Liquid gauge : en
  • US1970390A - Braider carrier : en
  • USD93015S - Design for a lady s hand bag : en
  • US1969829A - Air conditioning means : en
  • US1969882A - Manufacture of new cellulose esters : en
  • ES134496A1 - A perfection in the manufacture of drills. : en es
  • FR768896A - Improvements to electric accumulator batteries : en fr
  • CA343975A - Outlet box : en fr
  • US1969745A - Frequency changing apparatus : en
  • US1969784A - Depth indicator for liquids : en
  • US1970327A - Magneto : en
  • US1970535A - Method of separating or extracting bodies from partial oxidation products : en
  • USRE19276E - Method of and apparatus fob regu : en
  • FR768953A - Improvements to the crutches or skids of rotary cultivators used to keep tines or other implements at the desired depth in the soil : en fr
  • ES2420Y - Inviolable envelope. : en es
  • ES134881A1 - A working device for change of temperature usable for the operation of electrical switches, alarm devices, safety valves and for any other mechanical or electrical purposes. : en es
  • DE601596C - Skylight window opener : de en
  • GB415021A - Improvements in and relating to lighting systems for road vehicles : en
  • GB414859A - An improved detachable clip for use in connection with tins, boxes and similar containers : en
  • AU1517333A - A method and apparatus for closing or sealing cartons and the like : en
  • ES134697A1 - A transportable threshing machine : en es
  • GB415013A - Improvements in and relating to pressure pipe lines and more particularly to pressure pipe lines for electric cable installations : en
  • US1970343A - Broiler construction : en
  • US1970373A - Grease gun : en
  • CH171176A - Process for the preparation of a compound from caffeine and hydrochloric acid quinine. : de en
  • US1970034A - Mechanical movement : en
  • US1970106A - Refrigeration evaporator : en
  • US1970134A - Hydraulic press : en
  • DE598271C - Operating and examination chair that can be tilted from a sitting position to a lying position : de en
  • ES134761A1 - A dual-dam gate system for reservoirs. : en es
  • CH171177A - Disinfection and preservation methods. : de en
  • CH171175A - Process for the production of a preparation by means of which dental and jaw diseases can be prevented or treated. : de en
  • CA344003A - Rubber sole shoe : en fr
  • US1969753A - Method of operating constant volume explosion chambers : en
  • CH170982A - Curtain hanging device. : de en
  • CA343871A - Warping spool : en fr
  • US1969827A - Scroll saw chuck : en
  • US1970273A - Production of materials, decorative articles, and protecting linings or the like, bythe transformation of fibrous cellulose materials : en
  • ES134905A1 - ADJUSTABLE DISTRIBUTION AND MIXING SYSTEM FOR CONCRETE AND MORTAR MIXING MACHINES, CONTINUOUS WORKING AND SIMILAR : en es
  • ES134943A3 - Improvements in equipment for vulcanizing rubber articles. : en es
  • CA343889A - Resinous coating composition : en fr
  • CH170980A - Automatic basket conveyor device on dish washing machines. : de en
  • AU1487433A - Improvements relating to printed waxed paper : en
  • DE601317C - Arrangement for voltage dividers formed from gas discharge paths : de en
  • CA343874A - Dental crown : en fr
  • ES134865A1 - Cinematographic projector. : en es
  • CA343906A - Hydraulic torque transmitting apparatus : en fr
  • CH170986A - Spring support frame for upholstered furniture, in particular for beds. : de en
  • CH171052A - Remote release device for lens shutters on photo cameras. : de en
  • CH171113A - Manual and control gear. : de en
  • GB414830A - Improvements in or relating to amusement apparatus : en
  • CA343976A - Cathode ray apparatus : en fr
  • DE601363C - Three-point mounting for the drive motor of motor vehicles : de en
  • DK49132C - Washing machine. : da en
  • ES134985A1 - Electromagnetic regenerator. : en es
  • ES134731A1 - Improvements in the manufacture of discs for closing containers. : en es
  • AU1725134A - Improvements in or relating to pneumatic tires : en
  • CH171053A - Film recording device intended to be attached to the rear wall of a photographic camera. : de en
  • CH171206A - Braking device for negative or positive pressure on vehicles. : de en
  • ES135005A1 - A potato caliper sorting apparatus. : en es
  • FR768966A - Remote electromagnetic control circuit breaker : en fr
  • GB415058A - Improvements in or relating to spirit pyrophoric igniters : en
  • CH170997A - Dosing and filling device for liquids. : de en
  • ES2380Y - Electric heater for liquids. : en es
  • FR768891A - New high-grip motion transmission belt : en fr
  • GB415077A - Improvements in the manufacture and treatment of textile materials containing cellulose derivatives : en
  • ES134724A1 - A new system for manufacturing paper tubes, preferably conical. : en es
  • ES134954A3 - A cooling fan appliance. : en es
  • GB414760A - Improvements in or relating to the manufacture of can bodies : en
  • GB414910A - Screw-locking devices : en
  • NL33431C - : en
  • DE601540C - Process for the production of resinous condensation products from phenols and formaldehyde : de en
  • ES134739A1 - A procedure to attach to the containers and other aluminum pieces the handles of different metal. : en es
  • DK49114C - Procedure for electrolytic precipitation of chromium. : da en
  • ES134775A1 - Perfections introduced in the spring or folding clasps. : en es
  • US1970311A - Projection of images for viewing in stereoscopic relief : en
  • ES134904A1 - Procedure to treat the oxidic smoke that leaves the combustion chambers of the zinc white kilns (zinc oxide). : en es
  • ES2384Y - Billiards. : en es
  • ES134864A2 - IMPROVEMENTS IN THE AUTOMATIC DISCONNECT BUTTON SWITCH ESPECIALLY SUITABLE AS CURRENT LIMITER : en es
  • ES134737A1 - A coating system for walls or other walls. : en es
  • FR768955A - Remote signaling cable particularly intended for the transmission of high frequency currents : en fr
  • CA343939A - Non-corrosive alcohol : en fr
  • CH171122A - Piston spinning pump. : de en
  • ES134080A1 - An apparatus for defibrating stems of plants, for example, of broom and the like, to produce textile fibers. : en es
  • FR768890A - Point marker for various games : en fr
  • GB414884A - Improvements relating to electric clocks : en
  • US1969737A - Electrical insulating oil : en
  • DE599772C - Method and device for sorting paper or similar materials in web or sheet form : de en
  • DE601456C - Device for cleaning blankets, fabrics, etc. : de en
  • ES134704A1 - An apparatus for winding raw silk. : en es
  • ES134458A1 - Improvements in the manufacturing process of commercial ammonia solutions. : en es
  • ES134743A1 - An improvement in the manufacture of billiard blocks. : en es
  • ES2437Y - Car-seat for children. : en es
  • FR769005A - Safety washer : en fr
  • GB414777A - Improvements in synchronous alternating current motors : en
  • CH171139A - Device for ventilation of electrical machines. : de en
  • FR768980A - Improvements in the construction of sheet metal elements for roll-up curtains and iron with articulated elements : en fr
  • FR769065A - Signaling device for pedestrian crossings : en fr
  • FR769038A - Scraper ring with lights, for pistons of internal combustion engines and other applications : en fr
  • GB415074A - Improvements in or relating to toy power boats : en
  • US1969713A - Electrical test set : en
  • GB414819A - Improvements in or relating to means for mounting electrical apparatus : en
  • USD93075S - Design for a bottle : en
  • ES134892A1 - Improvements introduced in the manufacture of frozen chocolates. : en es
  • FR768872A - Electromagnetic warning device, especially for vehicles : en fr
  • US1970222A - Door : en
  • ES134429A1 - A procedure to avoid fraud in the electric installations at a flat rate. : en es
  • GB414954A - Improvements in or relating to speed governors for injection internal combustion engines : en
  • DK49117C - Can with associated extruder for oil-based paints or similar. : da en
  • CH171026A - Process for the production of nitrogen-rich fermentation mashes. : de en
  • CH171095A - Process for the production of bodies from hardenable synthetic materials. : de en
  • CH171140A - Process for the production of collectors for small direct current motors, in particular direct current motor meters. : de en
  • CH171230A - Window cleaning device. : de en
  • FR768780A - Ceilings of metal or of rigid materials other than metal for wooden floors : en fr
  • US1969938A - Method of making composite paper : en
  • US1970112A - Method and apparatus for making glass with salt : en
  • US1970259A - Shoe presser element : en
  • USD93039S - Design for a shoe : en
  • FR768858A - Fireproofing of manufactured rubber : en fr
  • FR769093A - Self-dosing-spout : en fr
  • CA343918A - Screw capping machine : en fr
  • FR768975A - Advertising device : en fr
  • DE601553C - Method for braking and reversing hydraulically driven machine tools : de en
  • ES134745A1 - Improvements in the construction of planes to support aircraft. : en es
  • GB415382A - Improvements in the manufacture of derivatives of cellulose : en
  • USD93051S - Design for a furniture pedestal : en
  • USD93070S - Design for a bottle : en
  • US1970503A - Floor surfacing structure : en
  • CA343890A - Cabinet ironing board : en fr
  • US1969914A - Apparatus for barking logs : en
  • US1970288A - Curtain and drapery pilot or guide : en
  • US1970324A - Locomotive valve mechanism : en
  • DE601364C - Air suspension, in particular for motor vehicles : de en
  • ES134619A1 - A procedure to create a breathable atmosphere, which allows animal life, regenerating the stale air. : en es
  • FR768768A - Electric machine with support for insulating the grooves : en fr
  • US1970490A - Feed mechanism for rag cutters : en
  • US1969847A - Lighter : en
  • US1970380A - Pump control : en
  • ES134550A1 - Apparatus for grooving used tires. : en es
  • ES134894A1 - Improvements in the manufacture of rubber articles by means of dispersions of natural rubber latex or containing it. : en es
  • ES2490Y - Elastic last for footwear. : en es
  • US1969891A - Keyboard apparatus for telegraphs and the like : en
  • ES134718A1 - An improvement in the manufacture of wooden wheels for bicycle wheels. : en es
  • FI15999A - Fertilizers and apparatus for the manufacture of rubber impregnated garments, Tyger : en fi
  • CA343899A - Kinematograph apparatus : en fr
  • CA343892A - Electric clock : en fr
  • DE601460C - Clock system operated by mains alternating current : de en
  • ES134747A3 - Shock spray mechanism with air stream separation. : en es
  • ES134777A1 - A twin machine that reproduces wooden heels for footwear. : en es
  • USD93044S - Design fob a toothbrush : en
  • US1969884A - Small road joint machine : en
  • CH171203A - Device allowing the automatic adjustment of a shock absorber mounted on a vehicle according to the load of this vehicle. : en fr
  • US1969932A - Substitute for rubber and the process of its manufacture : en
  • US1970454A - Cooking utensil : en
  • CA343914A - Wrench : en fr
  • US1970391A - Machine for spreading and surfacing road material : en
  • US1970033A - Fluid compressor : en
  • AU1679234A - Improvements in or relating to furnaces for gas producers : en
  • CH171096A - Process for producing an easily removable protective layer on materials that are to be protected from damage and contamination. : de en
  • CH171100A - Razor blade puller. : de en
  • CH171102A - Device for fastening automobile wheels on their axle journals. : de en
  • DE601315C - Loudspeaker cone clamped at the edge, made up of several curved parts : de en
  • US1969786A - Piston rod collar : en
  • US1969850A - Condensation product from hydroaromatic ring ketones : en
  • ES134753A1 - Adjustable strip-hedge device. : en es
  • ES134789A1 - NEW THERMOSTATIC CONTROL SYSTEM FOR ELECTRICAL SWITCHES : en es
  • GB414959A - Pressed skips, containers and the like : en
  • GB415035A - Improvements in or relating to electrodes for arc welding : en
  • NL33502C - Method for the preparation of vulcanized mixtures of rubber and organic fibrous substances containing constitutional water : en nl
  • FI16013A - A sterile hexamethylenetetramine solution is provided : en fi
  • GB415027A - Improvements in or relating to the degumming of silk : en
  • GB415106A - Improvements in or relating to apparatus for playing games of skill : en
  • CH171188A - Device for releasing occupied connection devices in telephone systems. : de en
  • US1969746A - Frequency changing system : en
  • US1970261A - Flask ring : en
  • CH170985A - Frame for springy seating furniture. : de en
  • FR768849A - Assembly strip for superheater element : en fr
  • DE601321C - Automatic offset device for the needle beds of flat knitting machines : de en
  • US1970408A - Pinking shears : en
  • CH171054A - Viewfinders for photographic apparatus. : de en
  • DE601569C - Machine for sewing leather with awl and ripping knife : de en
  • FR768912A - Process for the economical treatment of sulfur-containing combinations of copper, containing arsenic and antimony, by a smelting operation : en fr
  • GB414890A - Change speed and reversing gear for the longitudinal and transverse movsment of toolcarriers, of machines for grinding and polishing wooden articles : en
  • CA343940A - Fluid pressure brake : en fr
  • USD93081S - Newspapers : en
  • ES134115A1 - Improvements in the methods of manufacturing parachute or similar equipment. : en es
  • GB414894A - Improvements in means for supplying air to incineration furnaces with zone grates : en
  • AU1334033A - Improvements in laminated structures of wood : en
  • AU1664334A - Improvements in or relating tothe cooling of liquid milk products, andother liquids after heating : en
  • US1969867A - Switch for automotive lighting systems : en
  • US1970095A - Wringer : en
  • US1970177A - Toy : en
  • US1969718A - Water sprinkler : en
  • US1970100A - Endless track : en
  • ES134808A1 - A procedure for manufacturing handles for graphic arts. : en es
  • AU1295533A - Improvements in or relating to thermionic valves and circuit arrangements incorporating thesame : en
  • CA343997A - Signal transmission system : en fr
  • DE601506C - Process for the production of relief clichés or galvanos : de en
  • US1969857A - Seed immunizing medium : en
  • CH170953A - Glass pane fastening device on skylights. : de en
  • CH171197A - Support presenting an enclosure for objects, food, etc., staying in a room or in the open air. : en fr
  • AU1403433A - Keyless combination padlock : en
  • CH171148A - Device for automatic periodic switching of electric drive motors. : de en
  • DE601485C - Door handle fastening : de en
  • US1970189A - Storage battery element : en
  • US1970502A - Mattress : en
  • US1970265A - Artificial flower : en
  • CH171235A - Soldering device. : de en
  • GB414857A - Improvements relating to bearings : en
  • CH171135A - Device for converting electrical energy. : de en
  • DE601420C - Process for the production of lime-rich binders similar to Portland cement : de en
  • FR768803A - Method for producing a liquid impermeable winding for electric motors : en fr
  • AU1531633A - Improvements in appliances for use during the cooking of chickens andother poultry : en
  • US1970001A - Vehicle construction : en
  • USD92994S - Design tor fabric or similar : en
  • CA343945A - Dental investment compound : en fr
  • DE601384C - Blow molding machine : de en
  • FR769058A - : fr
  • GB414947A - Measuring apparatus for measuring the space above the liquid in barrels, containers, bottles and other receptacles : en
  • US1970504A - Spectacles : en
  • CA343994A - Heat treating apparatus : en fr
  • CH171138A - Process for the production of parts with laminated cores for electrical machines. : de en
  • DE601322C - Carrying device : de en
  • DE601464C - Device for evaporation of solutions through circulation : de en
  • GB414925A - Method and device for producing pin hinges : en
  • USD93018S - Design for a lace tablecloth : en
  • DE601345C - Method and device for cleaning vessels, in particular for peeling off vessels : de en
  • DK49119C - Fastening device for turbine blades. : da en
  • GB414895A - Improvements relating to locks : en
  • CA343912A - Granular material conveyer : en fr
  • CA343959A - Heating apparatus : en fr
  • USD93025S - Design for a toothbrush holder : en
  • US1970014A - Automatic tractor-trailer combination : en
  • CH170972A - Vanity unit with hairdresser mixer. : de en
  • US1969916A - Copyholder : en
  • CH170960A - Sliding device on extension ladders. : de en
  • US1969949A - Method and apparatus for working arable land, especially for the deeper setting of plants : en
  • US1970392A - Electric circuit breaker : en
  • USD93014S - Design fob a shoe : en
  • ES2370Y - Tilt mechanism for X-ray table : en es
  • ES2504Y - Winding spool with preservation ring. : en es
  • US1969855A - Paper fabric and other product : en
  • US1970052A - Garment support : en
  • US1970129A - Fastening device : en
  • USD93003S - Design fob an electric lamp : en
  • AU1375333A - Improvements in or relating to machines for finishing edges of sheet material : en
  • DE596386C - Easel card file in which two lateral, interchangeable individual holders are provided for each card holder, guided on the board : de en
  • DE596582C - Safety system with temporary automatic activation by a timer or the like. : de en
  • DE601513C - Protection device for three-phase networks : de en
  • FR768802A - Molded bodies, and in particular plates of fibrous materials, and process for their manufacture : en fr
  • FR768898A - Improvements to alternating current pulse relays : en fr
  • CH171045A - Process for the production of a container from sheets of cellulose-containing material and containers produced by the process. : de en
  • FR768945A - System for bringing on board floating basket boats from fairground attractions : en fr
  • GB414827A - Improvements in steel grates for gully grates and the like : en
  • CH171072A - Foldable rifle cleaning rod. : de en
  • CH171088A - Steel electrode for electric arc welding. : de en
  • US1969715A - Casement window : en
  • US1970458A - Apparatus for plating articles : en
  • CH171070A - Toy in the form of an airplane. : de en
  • CH171190A - Magnetic electric bell for alternating current. : de en
  • US1970162A - Reversible induction motor : en
  • CH171214A - Lighting and signaling devices on vehicles, in particular on bicycles. : de en
  • DE601348C - Platform trolley with foldable stakes : de en
  • DE601371C - Inking unit for rotary letterpress machines : de en
  • DE601469C - Device socket for heaters : de en
  • US1969799A - Hat stand : en
  • DE601453C - Compression refrigeration machine : de en
  • CA344008A - Liquid pressure braking system : en fr
  • US1970204A - Treatment of diatomaceous earth with chemical agents : en
  • US1970345A - Lens : en
  • US1970190A - Suction cleaner dust collector : en
  • US1970411A - Protective system : en
  • CA343908A - Hot air furnace : en fr
  • CA343937A - Fabric coating composition : en fr
  • ES134659A1 - An electric discharge tube with positive column discharge. : en es
  • FR768825A - Aviation engine improvements : en fr
  • GB415061A - Improvements in the process of treating blocks of artificial stone with steam and hot air, and in apparatus therefor : en
  • USD93059S - Design for a table : en
  • ES134677A1 - Procedure for the preparation of an anti-knock fuel for engines. : en es
  • ES134983A1 - Improvements in cigarette lighters. : en es
  • US1970152A - Lace tip : en
  • CA343968A - Separable fastener making apparatus : en fr
  • US1970268A - Method and means for bright finishing metals : en
  • USD92996S - Pyrophoric lighter : en
  • ES134965A1 - IMPROVEMENTS INTRODUCED IN THE COMBUSTION ENGINES : en es
  • CH171207A - Alarm device, in particular for motor vehicles. : de en
  • DE601502C - Device for separating solid or liquid components from gases or vapors : de en
  • ES133862A1 - An apparatus to transform electrical energy into lighting energy. : en es
  • ES134668A1 - A new device for measuring and distributing oils. : en es
  • US1969720A - Electric power cable : en
  • AU1539633A - Improvements in steam boilers : en
  • DE601318C - Electrical switchgear : de en
  • CA343965A - Rubber thread : en fr
  • CA343931A - Temperature indicator for electrical apparatus : en fr
  • US1970061A - Swage for oil wells : en
  • CH171182A - Counter for liquid with prior payment. : en fr
  • CH171059A - Lead for pens. : de en
  • CH170955A - Steel framed windows. : de en
  • US1970223A - Sound recording glow lamp : en
  • US1969977A - Method of broaching and broach therefor : en
  • US1969724A - Can head and method of hermetically sealing filled cans : en
  • US1969898A - Tag forming, embossing, and affixing machine : en
  • CH170993A - Protective insert for rubble stones. : de en
  • CH171094A - Small veneer high-speed press. : de en
  • CH170983A - Support tube for curtains connected to a cover rail and slotted on the underside. : de en
  • CH171198A - Method for packing objects in at least two envelopes and means for carrying out the same. : de en
  • US1970514A - Thermostatic switch : en
  • US1969906A - Tensioning mechanism for winding apparatus : en
  • US1970483A - Decelerometer indicating instrument : en
  • CA343971A - Goodyear welting : en fr
  • US1969722A - Cable system for the underground transmission of high tension electrical energy : en
  • US1970171A - Molding press : en
  • US1970298A - Window : en
  • CA343904A - Tie for concrete form work : en fr
  • CH171042A - Process for producing colored coatings on zinc. : de en
  • ES134690A3 - Improvements in gasoline dispensers and other similar liquids. : en es
  • ES134867A1 - Improvements in lighters or liquid fuel burners. : en es
  • GB414977A - Improvements in devices for excluding dust from corners and angles of staircases, rooms and like places, and in articles of furniture and the like : en
  • DE601392C - Device for dry extinguishing of coke : de en
  • DE601445C - Road vehicle for the transport of railway wagons : de en
  • DE601504C - Process for the preparation of polymerization products from unsaturated polymerizable non-benzene-type acetylene polymers : de en
  • FR768906A - Electric stove : en fr
  • CA343962A - Radiator : en fr
  • CH171030A - Filter with small pieces of filter material. : de en
  • US1970046A - Spark plug : en
  • US1969876A - Electric timepiece : en
  • CA343920A - Ammonium nitrate production : en fr
  • CA343925A - Electric distribution system : en fr
  • DE601465C - Process for the production of cyanamide from its alkali compounds : de en
  • USRE19269E - costigan : en
  • CH171184A - Telephone system with group alarm facility. : de en
  • FR768939A - Liquid fuel stove : en fr
  • CA343880A - Slide caster : en fr
  • FR768864A - Device for dividing a light beam into two equal and parallel parts : en fr
  • ES134711A3 - Improvements in the propellers. : en es
  • ES134860A1 - An improvement in air cooling devices. : en es
  • GB414769A - Improvements in or relating to supersonic heterodyne receivers for wireless and like reception : en
  • GB414886A - Improvements in and connected with waste heat boilers and their application in carbonising plants : en
  • GB414967A - Improvements relating to permanent magnets : en
  • US1970498A - Combined electrical motor and generator : en
  • US1970130A - Protective device : en
  • ES134850A1 - An improved device for cooling ship holds. : en es
  • US1970036A - Photoelectric apparatus : en
  • US1970232A - Testing device : en
  • CA343886A - Barn : en fr
  • US1969842A - Face cover for playing rackets : en
  • US1969896A - Garment hanger : en
  • CH171149A - Contact device for accelerated interruption of circuits in the event of a sudden increase in current by means of an electrodynamic repulsive force. : de en
  • ES134840A1 - Improvements in the methods of simultaneous folding of the ends of paper containers and other material of frusto-conical shape. : en es
  • ES2472Y - Perfected flap closure for cardboard or cardboard boxes or containers. : en es
  • GB415383A - Improvements in the manufacture of carbohydrate compounds : en
  • US1970111A - Railway switch controlling apparatus : en
  • DE601295C - Knife sharpening device with two intersecting grinding rollers : de en
  • DE601452C - Withdrawal back pressure turbine : de en
  • USD92999S - Design for a shoe : en
  • US1970257A - Method of securing together shoe parts and the like : en
  • FR768932A - Resilient device for fixing tanks or other tanks to wagon frames : en fr
  • ES2448Y - Automatic toothpick box for toothpicks or cigarette holders. : en es
  • ES134629A1 - NEW BURNER FOR COMBUSTIBLE OILS : en es
  • US1969755A - Phonograph : en
  • US1970195A - Metal window : en
  • US1970461A - License tag : en
  • USRE19268E - Ventilator construction : en
  • US1970002A - Device for relieving manifold vacuum : en
  • ES2500Y - Toy for distraction and claim. : en es
  • GB415051A - Improvements in or relating to supersonic heterodyne receivers for wireless and like reception : en
  • DE601488C - Device for drilling out an extension for site posts with a widened foot : de en
  • FR769052A - New double-acting shock absorber and its applications : en fr
  • FR768902A - Curling tongs : en fr
  • GB415001A - Kitchen balance : en
  • GB415098A - Improvements in starters for internal combustion engines : en
  • DE601454C - Loudspeaker and amplifier arrangement : de en
  • FR768976A - Eraser holder : en fr
  • GB415049A - Improvements in or relating to floor coverings and the like : en
  • DE601552C - Hydraulic transmission for machine tools, especially milling machines : de en
  • FR768910A - Safety device ensuring the automatic stop of trains : en fr
  • US1969797A - Oil sealing device : en
  • US1969839A - Apparatus for absorbing solar energy : en
  • CA343905A - Arcuate truss : en fr
  • CH170989A - Folding device for tables, chairs, shelves etc. : de en
  • CH171167A - Electric discharge tube. : de en
  • CH171178A - Process for disinfecting and deodorising. : de en
  • US1969928A - Collar construction : en
  • US1969880A - Fire extinguisher : en
  • DE601462C - Process for the production of carburized water gas in chamber furnaces : de en
  • CA344004A - Vegetable and animal goods protecting process : en fr
  • US1969978A - Code setting device for signal systems : en
  • US1970018A - Reaming machine : en
  • US1970063A - Underreamer : en
  • DE601432C - Electrical resistance, especially series resistance for power supply units : de en
  • US1970290A - Vacuum cleaner : en
  • ES134715A1 - Improvements in the vane wheel fans. : en es
  • ES134757A1 - Sound controller device applicable to intermediate cards or repasadoras. : en es
  • US1969782A - Distilling and conversion process : en
  • US1969806A - Valve : en
  • US1969838A - Starting and stopping mechanism : en
  • US1969770A - Production of textile materials : en
  • US1970330A - Screening and refining of fiber : en
  • CH170951A - Watering device. : en fr
  • DE601444C - Hook cover lock for sewing machines : de en
  • DE601311C - Method and device for the wet treatment of strands of yarn : de en
  • US1970507A - Power rectifying and speed control system for direct current motors : en
  • DE601305C - Process for the production of hydrogen from hydrocarbons : de en
  • US1970174A - Mechanism for disengaging driving gears : en
  • US1970525A - Spark plug : en
  • USD93020S - Design fob a corner plate for : en
  • DE601438C - Pendulum inclinometer for vehicles : de en
  • ES134817A1 - A cap system for electronic lamps. : en es
  • GB414875A - Price indicating means for use in vending volatile liquids : en
  • ES134769A1 - A machine for working leathers, with flexible shaft drive. : en es
  • ES134756A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 133818 : en es
  • GB414851A - Improvements in or relating to electric generators : en
  • GB414932A - Improvements in aqueous dispersions of carbon black : en
  • ES2409Y - Ballot box for elections. : en es
  • FR768801A - Process for obtaining metals by electrolysis of metal salts in the molten state : en fr
  • GB415007A - Clamp for assembling boiler sections and for like purposes : en
  • US1969731A - Stocking form : en
  • US1969822A - Closure for containers : en
  • US1969983A - Water softening composition and method : en
  • US1970053A - Furnace retort cleaning machine : en
  • ES133787A1 - New improvements to join the two threads of a loop sealing them, seal and new useful for the implementation of this procedure. : en es
  • ES134938A1 - A Roman billiard of mechanical start-up. : en es
  • GB414734A - A process and apparatus for intimately contacting immiscible or partially miscible fluids in a washing or extraction process : en
  • CA343927A - Discharge device cathode : en fr
  • CA343947A - Glass-to-metal joint : en fr
  • CA344002A - Plastic mass, foil and coating production : en fr
  • US1969758A - Device for making perspective drawings : en
  • US1970421A - Electric switch : en
  • US1970532A - Electric discharge tube : en
  • US1969885A - Highway guard : en
  • US1970402A - Art of producing lubricating oils : en
  • CH171129A - Steam system with a steam generator in which the state changes of the working medium take place in a long pipe run. : de en
  • DE601369C - Alarm device for operational monitoring and determination of abnormal turbidity of a gaseous or liquid medium, in particular for determining the smoke density as a means of protection for rooms, transformers and other electrical apparatus : de en
  • US1969986A - Humidifier : en
  • CH170996A - Device for coating corked bottle necks with liquefied paraffin, wax or the like that is solid at normal temperature by dipping the same. : de en
  • AU1637434A - An improved balancing figure toy : en
  • CH171101A - Screwdriver. : de en
  • ES134625A1 - Installation to obtain carbonic acid. : en es
  • ES134885A3 - A new procedure for the manufacture of a wood fiber material. : en es
  • US1970133A - Pump : en
  • GB414966A - Anodic coating of zinc base metals : en
  • CH171161A - Lighting fixtures for roads and vehicles. : de en
  • FR768781A - Process for the production of coiled electric capacitors, insulated with paper : en fr
  • GB414996A - Improvements in trolley-heads for tramcars and the like : en
  • US1970042A - Cuff for use with sphygmomanometers : en
  • FI16025A - Motor driver and its mode of operation : en fi
  • GB414871A - Improvements relating to wringing machines : en
  • GB415083A - The manufacture of hydroxyalkyl-hydroxy derivatives of 2-phenyl-quinoline-4-carboxylic acid : en
  • US1970229A - Adjustable scaffold : en
  • US1970447A - Automatic return type plating machine : en
  • US1970452A - Phonograph : en
  • ES134626A1 - Manufacturing process of special insulating handles, for aluminum cookware. : en es
  • ES134997A1 - A method for manufacturing rubber yarn. : en es
  • ES2424Y - Packing box : en es
  • CA343909A - Razor safety device : en fr
  • CH171020A - Insole for light shoes. : de en
  • ES134486A1 - New construction procedure for smooth wooden walls applicable to doors, windows, fences and similar. : en es
  • FR769001A - Mirror for powder cases, eyeshadows, etc. : en fr
  • ES134813A1 - Arrangement to automatically regulate the degree of transmission in telecommunication systems. : en es
  • GB414913A - Improvements in or relating to down leads for wireless aerials : en
  • US1970194A - Wax package : en
  • DE601320C - Method for protecting from corrosion or the like underlying materials by painting : de en
  • FR768960A - Oscillating Shaft Pumps Improvements : en fr
  • GB414845A - Improvements connected with the roofs of motor cars and motor coaches : en
  • USD93058S - Design for shoe upper material : en
  • US1970328A - Preformed structural unit and method of making the same : en
  • FR768763A - Quick-winding device for film cameras, in particular for small cameras : en fr
  • FR768779A - Improvements to directed antenna systems : en fr
  • ES2450Y - Device for disinfection of microphones. : en es
  • DE601514C - Method and device for applying markings to soap flakes : de en
  • DE601525C - Device for forming sheets from mixtures of paper stock : de en
  • GB414957A - Improvements relating to wave-producing apparatus : en
  • CH171014A - Men's shirt. : de en
  • US1970396A - Method of and machine for making capsules : en
  • DE596629C - Volume regulator for liquids : de en
  • ES134692A1 - A dirigible balloon provided at its extremities with one or more protective chambers against the flammable gases contained in the balloon. : en es
  • ES134735A1 - A process for the manufacture of filler material for the welding of aluminum parts or their alloys. : en es
  • US1970157A - Boot and shoe : en
  • US1970316A - Vacuum tube circuits : en
  • US1970337A - Telephone system : en
  • GB415056A - Improvements in butter churning or working apparatus : en
  • GB415087A - Improvements in and relating to governors : en
  • ES133942A3 - A procedure for the manufacture of condensed milk. : en es
  • FI16022A - Gasmätare, styrd medelst vevmekanism : en fi
  • US1969992A - Protector for electric circuits : en
  • US1970434A - Power plant with intermediate superheaters : en
  • DE601313C - Muffle furnace for smoldering coal : de en
  • DE601566C - Fence-like windbreak device : de en
  • FR768937A - Stretchable material tester : en fr
  • USD93069S - Design fob a bottle : en
  • ES2498Y - Clasp for holding stockings and socks. : en es
  • ES134815A1 - An amplification connection with tunable circuits. : en es
  • ES134966A1 - A closing procedure for drawers of all types of furniture. : en es
  • US1969964A - Regulator valve : en
  • ES134643A1 - A security lock : en es
  • ES2456Y - Garter brooch. : en es
  • ES134995A1 - Improvements in the construction of silos for the conservation of forages. : en es
  • CA344001A - Relay circuit : en fr
  • DE601496C - Process for the production of glow cathodes : de en
  • ES134771A1 - An improvement in automatic and semi-automatic scales. : en es
  • ES134842A3 - System for obtaining tubes of any iron or steel section starting from strip. : en es
  • US1970368A - Printing press : en
  • DE601350C - Braking device : de en
  • ES2463Y - Wardrobe. : en es
  • FR769066A - Automatic stabilizer device for mechanical handling equipment and other applications : en fr
  • GB415452A - Improvements in or relating to surface-grinding machines : en
  • CH170964A - Device for heating liquids. : de en
  • CH171027A - Device for salting meat by means of brine to be introduced into it. : de en
  • GB414806A - Lathe centre and centre drilling attachment : en
  • GB414846A - Improvements in cases or holders for shaving brushes : en
  • GB414978A - Improvements in balanced doors : en
  • GB415016A - Improvements in or relating to dust and like separators : en
  • ES134770A1 - A new DC dynamo system. : en es
  • ES2515Y - Fireplaces with auxiliary draft device and variable location. : en es
  • ES2493Y - Pop-up cardboard box. : en es
  • ES134982A1 - Improvements in the installations of kilns to cook cement. : en es
  • USD92995S - Design foe : en
  • USRE19272E - kurkchee : en
  • US1970388A - Transparent film and process of making the same : en