• CH167845A - Speaker. : de en
  • ES133287A1 - A device, applicable to all kinds of spinning machines, which favors the parallelism of the wicks and fibers, when performing the great drafting. : en es
  • CH167868A - Conical socket wrench for tightening round nuts. : de en
  • FR761300A - Helmet for hair drying : en fr
  • FR761339A - Combustion space for internal combustion engines : en fr
  • GB407274A - Improved device for demonstrating the fundamental arithmetical operations : en
  • US1950476A - Card perforating machine : en
  • US1950849A - Gas burning furnace : en
  • US1950868A - Centrifugal bowl : en
  • US1951033A - Switch and operating mechanism therefor : en
  • US1950523A - Roller side bearing : en
  • US1950854A - Liquid sampler and method for sampling liquids : en
  • US1951132A - Method of making memorial markers : en
  • US1951254A - Electrooptical testing device for acoustic signals and sounds : en
  • GB407237A - Improvements in or relating to burners for gaseous liquid or other fuels : en
  • CA340000A - Telephone system : en fr
  • DE593989C - Ribbed carpet consisting of upper and lower fabric : de en
  • US1950461A - High tension distributor for the ignition systems of internal combustion engines : en
  • US1951100A - Inserted blade cutter : en
  • ES133250A1 - Procedure for manufacturing a new device for lifting mechanical traction vehicles. : en es
  • CH167993A - Vehicle, especially bicycle or motorcycle. : de en
  • ES1827Y - Lined wooden heel. : en es
  • GB407242A - Improvements in and relating to cane mills : en
  • US1951242A - Display fixture for stores : en
  • US1950891A - Thermostat : en
  • CH167826A - Drying cabinet, in particular for drying photographs. : de en
  • DE594073C - Device for stacking shaped objects, for example bricks, on trolleys : de en
  • CA340083A - Rolling mill : en fr
  • DE594502C - Device for the aftertreatment of copper silk spider cake : de en
  • US1950570A - Sewing machine : en
  • GB407077A - Improvements in methods of preparing cement raw materials : en
  • DE594439C - Fall Zero Circle : de en
  • FR761118A - Method of using the energy of the locks of navigable canals : en fr
  • GB407249A - Improvements relating to steam generators operating in the region of critical pressure : en
  • ES133304A1 - Improvements in the mechanism of the valves of passage. : en es
  • DE594166C - Dry gas backflow preventer : de en
  • FR761436A - : fr
  • NL32127C - : en
  • US1950687A - Hood catch : en
  • DK48510C - Procedure for staining the surface of unglazed, burnt bricks and earthenware. : da en
  • NL32321C - : en
  • US1950487A - Oil filtering and rectifying device : en
  • US1950978A - Lens for head lamps : en
  • CA340022A - Brake valve device : en fr
  • CH168024A - Process for the production of a new anthraquinone derivative. : de en
  • DE594198C - Depositing device for the matrices or the like of matrix setting machines and line casting machines or the like, in which the matrices collected in a channel are lifted from the depositing lock to the distributor by means of a separating slide : de en
  • US1950533A - Focusing means in photographic enlarging apparatus : en
  • US1950747A - Ophthalmic mounting and method of forming same : en
  • USD91731S - Design for a dress : en
  • DE594415C - Evaporator for liquid fuels with preheater : de en
  • NL32298C - : en
  • DE594247C - Dividing device for gear grinding and cutting machines : de en
  • DE594250C - Universal joint, especially for motor vehicles : de en
  • GB407231A - Improvements in and relating to the production of hosiery on flat bar knitting frames : en
  • NL32271C - Roentgen device with rectifier and with high voltage cables provided with earthed sheaths : en nl
  • CA340106A - Building : en fr
  • AU1177533A - Improved lubricants and process forthe manufacture and production ofthe same : en
  • CH167893A - Drive device on centrifugal governors, in particular for regulating the fuel supply in internal combustion engines. : de en
  • DE554066C - Automobile body : de en
  • CA339941A - Vehicle steering device : en fr
  • CA340041A - Rubber vulcanization : en fr
  • ES133347A1 - A method of preparing an insecticide product for the protection of plants. : en es
  • FR761246A - Improvements to closed-circuit guard systems : en fr
  • USD91712S - Design for a bottle : en
  • DE594534C - Device driven by the drive motor for lifting the ends of the track guide frame of motor vehicles : de en
  • US1950650A - Concrete form apparatus : en
  • CA339973A - Railway tie plate : en fr
  • CH167925A - Method and device for connecting synchronous machine blocks in parallel. : de en
  • GB407223A - Improvements in wheel rims : en
  • FR761286A - Bumper pivot system for watches and other precision instruments : en fr
  • FR761261A - Retractable fishing rod : en fr
  • GB407097A - Improvements relating to the method of bending coffin sides : en
  • US1950899A - Manufacture of hydrocyanic acid : en
  • ES133239A1 - Procedure for obtaining in pure form the germinal substance of the mixtures resulting from the disin germination of the seeds of plants of the families of the cesalpiniáceas and of the mimosáceas, as well as of seeds of analogous classes. : en es
  • CA339942A - Flow machine throttling means : en fr
  • CA339978A - Knitting machine : en fr
  • US1951086A - Cushioning mechanism : en
  • US1950839A - Nostril dilator : en
  • CA340107A - Ironing board : en fr
  • USD91745S - Design fob a cash register cabinet : en
  • USRE19114E - Device for regulating power generating : en
  • FR761313A - Clock alarm clock : en fr
  • GB407059A - A new or improved sparking plug : en
  • GB407081A - Device for automatically measuring and discharging predetermined quantities of materials from containers : en
  • DE594477C - Device for the production of fibrous material strips formed from an upper and a lower layer with a measured filling : de en
  • ES133382A1 - Consumption reducing device, applicable to all types of explosion engines. : en es
  • ES2099Y - Apparatus for washing clothes. : en es
  • FR761380A - Egg holder device and its manufacturing process : en fr
  • US1951145A - Parking device for vehicles : en
  • DE594140C - Pliers for free-hand stamping of ticket booklets, control cards, etc. like : de en
  • DE594527C - Internal combustion engine with a pressurized coolant circuit : de en
  • ES133407A1 - A procedure for obtaining copies by reflectography. : en es
  • ES133337A1 - New security padlock system. : en es
  • ES2403U - Poster to mark or label, figures and changeable letters. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407091A - Improvements relating to fluid pressure braking apparatus : en
  • US1950696A - Marine lamp : en
  • US1951134A - Telephone system : en
  • US1951022A - Dial register for telephone numbers : en
  • CH167733A - Movable shutter with blinds shutter. : de en
  • ES133383A1 - Warp developer mechanism. : en es
  • DE593838C - Gripper and round shuttle drive for multi-needle embroidery machines : de en
  • CA340046A - Moulding apparatus : en fr
  • US1951221A - Apparatus for lining pipes with cementitious material : en
  • USRE19116E - Lock washer and method of making : en
  • ES132721A1 - A centrifugal mill. : en es
  • DE594430C - Electric incandescent lamp with a reflector forming a circular channel with a parabolic cross-section : de en
  • FR761327A - Electronic tube receiver-amplifier : en fr
  • GB407271A - Improvements in shoe last : en
  • GB407111A - Improvements relating to caissons : en
  • ES133247A1 - A process for manufacturing steels for high quality rivets. : en es
  • ES2428U - New sugar bowl (Machine-translation by Google Translate, not legally binding) : en es
  • FI15747A - Folding fabric bed : en fi
  • US1951057A - Marking pen : en
  • US1951230A - Refrigerating apparatus : en
  • DE594437C - Process for the production of shaped artificial sponge masses from viscose : de en
  • FR761135A - Beach and camping mattresses : en fr
  • GB407105A - Improvements in gauges for cylindrical apertures and the like : en
  • CH167808A - Process for the production of a new anthraquinone derivative. : de en
  • CH167738A - Device indicating the "left" of railway tracks. : en fr
  • CH167781A - Machine for treating strands of yarn, especially for dyeing. : de en
  • DE594351C - Shock absorbing device for hydraulic structures or ships : de en
  • DE594401C - Cast-encapsulated electrical distribution system for low voltages : de en
  • ES133391A1 - An automatic signaling system for vehicles in operation applicable to railways, roads and other traffic routes. : en es
  • US1950522A - Pilot for valve seat facing tools : en
  • US1951021A - Ionization tube structure : en
  • DK48508C - Arrangement for the Examination of Milk with Respect to Changes in Its Composition Caused by Upper Diseases. : da en
  • DE594227C - Drive device for electrical switches : de en
  • CH167751A - Operating mechanism, especially for window frames. : en fr
  • US1950931A - Stock feeding mechanism for automatic machine tools : en
  • US1951041A - Draper apron : en
  • USD91702S - Design fob a thermometer : en
  • US1950857A - Mechanical movement transmitting apparatus : en
  • CA340012A - Superheterodyne radio receiver switch : en fr
  • ES2409U - Ballot box for elections. (Machine-translation by Google Translate, not legally binding) : en es
  • CH167753A - Machine for blowing hollow glass bodies. : de en
  • CH168017A - Process for the preparation of an azo dye. : de en
  • ES133199A1 - A mechanism for changing the direction of rotation of the tines or spindles of spinning machines and the like. : en es
  • FR761231A - Hangars for aircraft with boxes having their exterior access opening and independent of the main entrance to the hangar : en fr
  • DE594378C - Process for producing long, wool-like threads : de en
  • GB407670A - Improvements in or relating to the plating, cleaning or etching of articles or metals : en
  • CH167779A - Lock for left-left knitting machines with jacquard equipment. : de en
  • DE594518C - Comb cutting machine : de en
  • CH167787A - Tie ties. : de en
  • CA339995A - Steel sheet manufacture : en fr
  • CH167739A - Closing device for interchangeable containers intended to collect household waste or other materials. : en fr
  • US1950593A - Knockdown portable bench : en
  • AU1262233A - Improvements inthe manufacture of fungicidal bodies : en
  • US1951039A - Method of applying inorganic insulation to electrical sheets : en
  • US1951025A - Filter circuits : en
  • GB407713A - Process of and apparatus for the production of manure : en
  • ES2087Y - Taco for almadreña. : en es
  • FI15772A - Isbrytare : en fi
  • US1950969A - Machine for stropping razor blades : en
  • CA339953A - Retort : en fr
  • DE594418C - Loading point for conveyor wagons underground : de en
  • DE594468C - High-voltage safe device for operating X-ray tubes : de en
  • CH167891A - Control device with rotary valve on reversible machines. : de en
  • CH167926A - Multi-motor drive for work machines with hydraulic synchronization protection. : de en
  • CA339987A - Photographic emulsion : en fr
  • NL32258C - : en
  • DE594159C - Switchgear with liquid switches : de en
  • ES133399A1 - A construction procedure for drill bits for looms of looms. : en es
  • FR761164A - Concrete pipe and its method of assembly : en fr
  • GB407239A - Car hoisting device : en
  • USD91741S - Transparent door : en
  • CA340021A - Telegraph and telephone system : en fr
  • DE594243C - Spark plug with electrode cemented into the insulating body : de en
  • US1950970A - Two-cycle engine : en
  • CA340104A - Metal and alloy deoxydation : en fr
  • US1950679A - Traveling border discharge tube display : en
  • US1951137A - Gaseous electric discharge device : en
  • US1951255A - Gun rack : en
  • DE594184C - Commuting : de en
  • US1951084A - Device for removing bark from logs : en
  • US1950509A - Control mechanism : en
  • US1950858A - Rope : en
  • CH167930A - Thermal trigger device. : en fr
  • CH167742A - A method of manufacturing studs in particular for paving and a stud obtained by this process. : en fr
  • DE594133C - Pantographs for electric vehicles : de en
  • GB407191A - Improvements relating to variable stroke pumps : en
  • GB407362A - Improvements in a process of making laminated metal : en
  • DE594245C - Double row self-adjusting roller bearing : de en
  • FR761193A - Device for starting the engine, by pedals, for bicycles with a clutch motor : en fr
  • GB407208A - Improvements in or relating to the coating of aluminium or aluminium alloys : en
  • ES133265A1 - Procedure for manufacturing rubber footwear using a special mold. : en es
  • GB407214A - Improvements in or relating to suspending devices for curtains and the like : en
  • FR761276A - Process for the catalytic hydration of ethylene or the catalytic dehydration of ethyl alcohol : en fr
  • FR761369A - Apparatus for the distillation and incineration of materials applicable in particular to the treatment of seaweed : en fr
  • GB407721A - Improvements in and relating to methods of and apparatus for cutting spiral bevel gears : en
  • FR761149A - Device for collecting water : en fr
  • US1950908A - Package for thread cones : en
  • US1951023A - Brush : en
  • US1951042A - Roller bearing cage : en
  • USD91735S - Design fob a dress : en
  • GB407092A - Improvements relating to control valves for fluid pressure braking apparatus : en
  • US1950814A - Production of candles : en
  • DE594471C - Arrangement of a centrifugal dust collector : de en
  • FR761343A - Panel applicable in particular to signage and advertising : en fr
  • GB407376A - Improvements in and connected with the separation of solid materials of different specific gravities by pneumatic pressure : en
  • FR761129A - Process for obtaining a vegetable fiber-rubber product, and resulting products : en fr
  • US1950745A - Clothesline reel : en
  • US1950856A - Combined circuit maker and breaker : en
  • US1950949A - Detachable window : en
  • US1950468A - Alkyd resinous composition : en
  • US1950554A - Fastening inserting machine : en
  • DE594297C - Process for the production of bricks and bricks from highly refractory metal oxides : de en
  • FR761188A - Centrifugal regulator device for all applications, but above all for the automatic advance of ignition devices or engine injection devices : en fr
  • FR761349A - Universal tool for strip ligatures on rubber and metal tubes : en fr
  • GB407124A - Improvements in non-fogging photographic packing materials : en
  • GB407678A - A new or improved catch : en
  • ES133302A1 - Improvements in the counters with rate change. : en es
  • CH167851A - Movement with an electric winding motor. : de en
  • CA339939A - Tool : en fr
  • US1950596A - Sparking plug for internal combustion engines : en
  • US1950919A - Method of making toy furniture and the like : en
  • US1951006A - Luminesckent tube : en
  • US1950436A - Polymerized halogenated hydrocarbons and process of producing same : en
  • US1950375A - Method of producing refractory brick and kiln therefor : en
  • US1950756A - Steam generating boiler : en
  • US1951045A - Supercharger drive for internal combustion engines : en
  • US1951126A - Locomotive drive : en
  • US1950733A - Cane knife : en
  • DE594462C - Verdol paper : de en
  • DE594334C - Mixture intake line for internal combustion engines : de en
  • CH167936A - Arrangement for the conversion of alternating current in such a different frequency by controlled electrical discharge vessels. : de en
  • DK48498C - Machine for cleaning larger containers such as milk jugs and the like. : da en
  • IE12966L - Refrigerators : en
  • DE594371C - Arrangement for the regulation of three-phase motors : de en
  • US1950703A - Refrigeration : en
  • CH167961A - Bucket syringe for optionally spraying air foam or water. : de en
  • GB407130A - Improvements in or relating to show case clamps : en
  • GB407272A - Improvements in roller bearings and cages therefor : en
  • US1950611A - Linear induction motor : en
  • US1950777A - Hydraulic turbine : en
  • US1951225A - Motor control system : en
  • US1951278A - Fracture nail : en
  • US1950421A - Dyestuffs derived from cyano acetic acid : en
  • US1950529A - Shuttle binder for looms : en
  • US1950921A - Wire pail or egg basket : en
  • DE594469C - Device for boiling eggs : de en
  • DE594050C - Procedure for starting synchronous three-phase double field motors : de en
  • GB407275A - Improvements relating to the manufacture of spark plugs : en
  • FR761390A - Visible coin coin selector : en fr
  • CH167895A - Switching device for switching the ignition on and off and a starting device of internal combustion engines. : de en
  • ES2067Y - Clasps applicable to penknives and other similar instruments. : en es
  • FR761323A - : fr
  • GB407277A - Improvements in broaching attachments for metal cutting machines : en
  • US1950671A - Manufacture of oxygenated organic compounds : en
  • DE594179C - Objects made of copper-tin-silicon alloys, shaped by hot stretching : de en
  • DE594421C - Bearing for the forme cylinder of rotogravure printing machines, formed from several parts and seated in a bore in the frame wall : de en
  • US1950955A - Photo-electric tube : en
  • US1951233A - Abrasive and process of manufacturing the same : en
  • FR761216A - Apparatus for transforming powdered medicinal substances into pills : en fr
  • DE594362C - Hand washing machine with gear ratio on the washing machine cover : de en
  • CH167996A - Fans, in particular for vehicles. : de en
  • US1950934A - Pail : en
  • US1950966A - Table leg support : en
  • US1950385A - Electrical griddle or cooker : en
  • US1950862A - Brush : en
  • CH167737A - Hollow sleeper in reinforced concrete. : de en
  • FR761112A - Artificial wool, and its manufacturing process : en fr
  • USD91714S - Design for an outboard motor : en
  • DE594496C - Magnetic drive device, in particular for optical display devices : de en
  • GB407264A - Improvements in and relating to temperature responsive devices for controlling electrically operated devices : en
  • CA339960A - Comb cleaner : en fr
  • FR761179A - Manufacturing process of rubber hollow bodies : en fr
  • CH167815A - Method for adjusting the paper tension in paper or board machines with electric multi-motor drive. : de en
  • CH167987A - Wagon wheel, in particular for motor vehicles. : de en
  • US1950852A - Dust seal : en
  • GB407063A - Improvements in and connected with gauge glasses : en
  • CH167934A - Discharge vessel filled with gas or steam. : de en
  • FR761199A - Device for cleaning and maintaining tiles, parquet floors and similar surfaces : en fr
  • FR761225A - Improvements to television sets and other similar devices : en fr
  • GB407159A - Improvements in or relating to observation apparatus for motor vehicles : en
  • US1950589A - Semitrailer : en
  • US1950760A - Condenser : en
  • US1950817A - Drain strainer : en
  • GB407206A - Manufacture of azo-dyestuffs : en
  • CH168029A - Process for the preparation of a new salt of a polyoxymonocarboxylic acid. : de en
  • FR761344A - Spinning top : en fr
  • GB407688A - Improvements in vibration-damping, sound-deadening or shockabsorbing joints or supports : en
  • FI15760A - Sätt att framställa fastsittande, porfria, hamringsbara nickelskikt på järn oc stål : en fi
  • ES133388A3 - A procedure for the manufacture of handles for saucepans. : en es
  • FR761152A - Improvements in the manufacture of chicory : en fr
  • FR761365A - Rail support and fixing device : en fr
  • GB407178A - Improvements in continuous fuel distillation apparatus : en
  • CA340077A - Paper sheet interfolding machine : en fr
  • DE594475C - Hanging dryer : de en
  • ES2119U - A new fountain pen (Machine-translation by Google Translate, not legally binding) : en es
  • DE594425C - : de en
  • ES133178A3 - Improved grease nipples for consistent grease. : en es
  • US1950827A - Process for the manufacture of alkyl halides : en
  • US1951250A - Process of producing calcium butyrate : en
  • US1950785A - Valve lapping machine : en
  • FR761224A - Suspended and dragged landing pad for aircraft carrier : en fr
  • GB407379A - A process for improving the temperature-viscosity curves of lubricating oils : en
  • US1950467A - Valve cooling means : en
  • US1951079A - Wiper for gauge rods : en
  • US1951141A - Electric discharge device and electrode therefor : en
  • CH167916A - Neutral terminal. : de en
  • US1950434A - Preparation of hydro-halogen addition products of acetylenic hydrocarbons : en
  • US1950483A - Preparation of glue and the product thereof : en
  • US1950990A - Package winding machine : en
  • US1950499A - Heat regulator device and method : en
  • US1951051A - Race game apparatus : en
  • DE594148C - Method and device for eliminating tension in finished wire ropes : de en
  • DE594306C - Mandrel for machining, especially turning hollow bodies : de en
  • US1951002A - Steam turbine, spur-gear power-box for stoker drives : en
  • US1951258A - Trailer : en
  • ES133158A1 - Improvements in the construction of closures for ovens of horizontal chambers. : en es
  • DE594106C - Fluid coupling with container for receiving the working fluid that is temporarily not used : de en
  • DE594144C - Cam comb gears on sewing machines : de en
  • DE594474C - Portable hose cleaning device : de en
  • GB407339A - Improvements in brakes and retarding apparatus : en
  • CA340016A - Slab floor or roof : en fr
  • CA340092A - Wired radio receiving system : en fr
  • ES133172A1 - Improvements in the construction of wheels of motor vehicles to travel by road and by rail. : en es
  • NL32326C - : en
  • GB407317A - Improvements in thermionic valve amplifier circuits : en
  • US1950674A - Oil mop : en
  • US1950967A - Preparation of aluminum alloys : en
  • DE594113C - Process for regulating the power transfer between two or more AC power plants : de en
  • FR761134A - Sunroof for motor vehicles and others : en fr
  • US1950428A - Storage battery charging and distributing panel : en
  • US1950753A - Means for and method of magnetizing magneto field members : en
  • GB407677A - Improvements in or relating to hydraulically operated brakes : en
  • FR761320A - Fatty substances soluble in concentrated alkaline baths : en fr
  • GB407106A - Improvements relating to electrically controlled oil burning apparatus : en
  • GB407194A - Improvements in the manufacture and production of nitrogenous condensation products : en
  • CH167940A - Device for the operation of electric flame arc furnaces, which are fed by direct current generators driven by counter-rotating turbines. : de en
  • DE594294C - Spring-loaded saddle, especially for bicycles : de en
  • DK48492C - Universal made for automatic firearms. : da en
  • ES133266A1 - Evaporating device for disinfection of premises. : en es
  • FR761111A - Transparent : en fr
  • ES133156A1 - A manufacturing process for insulating and decorative coatings at par. : en es
  • DE594411C - Lasting machine with slide plates : de en
  • CH167889A - A piston machine that can be used as a compressor with two pistons in a common cylinder. : de en
  • US1950482A - Reflex optical lever : en
  • US1951284A - Heel protecting foot rest : en
  • GB407219A - Improvements in or relating to the regulation of steam heating systems : en
  • CH167789A - Swimsuit for swimming and sports. : en fr
  • CA339968A - Mop : en fr
  • CA340003A - Briquette making apparatus : en fr
  • CA339930A - Camera : en fr
  • US1950494A - Method of preventing the incrustation of boilers : en
  • ES2094Y - Paper tube for the textile industry of the type called Tableth tubes. : en es
  • FI15739A - Switch and distribution box for electrical cables : en fi
  • US1950912A - Gauge : en
  • US1950626A - Blower : en
  • US1950836A - Internal expanding brake : en
  • DE594278C - Device for heat transfer, in which the heat transfer surfaces are made of spirally wound sheets : de en
  • FI15759A - Valve : en fi
  • IE12487L - Wash tubs : en
  • CH167807A - Process for the preparation of 1,4-diaminoanthraquinone-2,3-disulfonic acid. : de en
  • CH168005A - Cleaning device provided with a handle. : de en
  • DE594361C - Fermentation process : de en
  • DE594448C - Method and device for cutting threads, preferably at pipe ends, by means of several tools arranged in a cutting head and coming into action one after the other : de en
  • CA340063A - Safety match container : en fr
  • FR761128A - Method for locating the movements of a regulating member, with application to radio and radio telegraphy and to precision devices : en fr
  • FR761154A - Needle for making high wool rugs and ladies' works : en fr
  • US1950386A - Sewing machine : en
  • US1951027A - Time switch : en
  • US1951260A - Method of producing glue from bones : en
  • DE594402C - Process for the production of electrical end or intermediate contacts, which also serve as outer leads, with resistors consisting of a poorly conductive layer on an insulating base : de en
  • ES133315A3 - Procedure to obtain printing effects on knitted fabric. : en es
  • FI15775A - Dörrklinka : en fi
  • FR761202A - Automatic lighter : en fr
  • CH167850A - Electrically serviced clockwork movement. : en fr
  • CH167862A - Process for the production of a metal film strip carrier suitable for projection in incident light. : de en
  • GB407187A - Manufacture of sulphonation products of aliphatic carbinols : en
  • CA339926A - Elevator for mines and quarries : en fr
  • CA339931A - Saw handle : en fr
  • DE594259C - Manufacture of anhydrous tin tetrachloride : de en
  • DE594484C - Device for fastening running parts on their shaft, especially in steam and gas turbines : de en
  • GB407240A - Improvements in the manufacture of artificial filaments, films and the like : en
  • ES2066Y - Joints of the transversal supports with the longitudinal supports of the frames in motor vehicles. : en es
  • ES2411U - Device for support of tubes and cables. (Machine-translation by Google Translate, not legally binding) : en es
  • ES2398U - A new indicator of circulation built in rubber (Machine-translation by Google Translate, not legally binding) : en es
  • ES133369A3 - Improvements in the elastic arm winders. : en es
  • ES2429U - Finned tubes for heating devices. (Machine-translation by Google Translate, not legally binding) : en es
  • DE594254C - Double valve for motor vehicle and bicycle hoses : de en
  • ES2412U - Devices to attach the handles to the brushes (Machine-translation by Google Translate, not legally binding) : en es
  • DE594163C - When closed, removable needle bearing : de en
  • FR761240A - Mica capacitor, especially intended for high frequency applications : en fr
  • DE594381C - Frame for stove firing : de en
  • DE594260C - Process for the production of sulphonated mineral oil hydrocarbons : de en
  • US1950382A - Dispenser : en
  • FI15765A - Sätt för blekning av cellulosahaltigt material e.d., såsom Cellulosa eller cellulosaderivat, eller material, innehållande sådana ämnen, jämte på sådant sätt behandlat material : en fi
  • GB407307A - Composing device for embossed printing of tickets and show-cards : en
  • US1950999A - Edge roll : en
  • US1950794A - Oil bottle top : en
  • US1951222A - Machine for snelling fishhooks : en
  • USD91738S - Design for a table : en
  • ES133145A1 - Frame receiver with large wave field. : en es
  • ES2438U - Simple infernillo to benzine or other flammable liquid. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761275A - Improvement in cork substitutes : en fr
  • FR761311A - Straight valve with valve body guided obliquely to the direction of flow of the liquid : en fr
  • GB407259A - Improved method and means for machining roll necks : en
  • FR761212A - Glass working process in pot furnaces : en fr
  • DE594417C - Pick hammer with conical retaining cap : de en
  • CA339999A - Telephone switch : en fr
  • CH167867A - Razor. : de en
  • DE594519C - Comb cutting machine : de en
  • ES132966A1 - Diathermy apparatus with series sparkmeter. : en es
  • ES133272A1 - IMPROVEMENTS IN THE MANUFACTURE OF AUTOMATIC FIREARMS : en es
  • FR761172A - Process for making materials self-disinfecting : en fr
  • AU1653834A - Improvements in or relating to press tools for scoring sheetmetal : en
  • AU1000732A - Improvement in internal combustion engines : en
  • ES133401A1 - A cutter of metal parts. : en es
  • FR761213A - Improvement in the manufacture of thin sheet metal walls of all metals, autogenous or electrically welded, more particularly tank walls and spacers : en fr
  • FR761330A - Appliance for browning silverware : en fr
  • US1950599A - Refrigerator truck : en
  • US1950659A - Spring friction device : en
  • US1950821A - Electric calendar : en
  • FR761287A - Improved sole for shoes and shoes provided with said sole : en fr
  • CA340026A - X-ray system : en fr
  • CA339927A - Composite glass : en fr
  • US1950594A - Load responsive control : en
  • US1950652A - Pear coring apparatus : en
  • US1951223A - Refrigerating apparatus : en
  • US1950676A - Capacitance coupling : en
  • ES133368A1 - Fixed contact device, for electric torch. : en es
  • FR761236A - Red rear light flashlight, for bicycle : en fr
  • DK48513C - Savings machine. : da en
  • FR761120A - Improvements to printing machines : en fr
  • CA339990A - Photographic anti-halation layer : en fr
  • CH167835A - Single-bellows gas meter with valve control. : de en
  • US1951271A - Electric fuse holder : en
  • US1950583A - Brake testing device : en
  • US1950819A - Precision tool : en
  • GB407140A - Device for the treatment of rheumatism in any form : en
  • US1950936A - Grinding machine : en
  • US1951105A - Rotary disk edging machine : en
  • CH167736A - Double flap weir. : de en
  • CA339971A - Bed spring reinforcement : en fr
  • US1951115A - Curtain fixture : en
  • US1951270A - Air conditioning apparatus : en
  • FR761221A - Improvements to the mechanism of calculating machines controlled by recording cards and others : en fr
  • FR761194A - Process for the production of pig iron from scrap steel : en fr
  • US1950917A - Guard for guy wires : en
  • ES133377A1 - IMPROVEMENTS IN THE MACHINES FOR RECORDING AND REPEATING PHONOGRAPHIC DISKS : en es
  • ES2446U - Device applicable to walking dolls to improve their movements and perfect their push-ups. (Machine-translation by Google Translate, not legally binding) : en es
  • ES133414A1 - A procedure to obtain glues. : en es
  • US1950648A - Curtain structure : en
  • US1950505A - Jacket for liquid dispensing receptacles : en
  • DK48512C - Tunnel section for underwater tunnels. : da en
  • DE594315C - Die setting and line casting machine with die sets whose dies have different lengths : de en
  • DK48495C - Violin support for fastening to a violin. : da en
  • ES133386A1 - Procedure to obtain imitations of Roman mosaic, with plates of cement and asbestos. : en es
  • US1950661A - Clock : en
  • FR761373A - Process for obtaining flat articles with a crepe appearance : en fr
  • US1950830A - Apparatus for carrying out distillations under low pressure : en
  • US1950605A - Combustion apparatus : en
  • ES133397A1 - Dispenser for the supply of cleaning solutions. : en es
  • FR761158A - Electric hoist with locking safety brake and hand control : en fr
  • CA340048A - Ironing machine : en fr
  • GB407119A - Improvements in or relating to electric signalling apparatus : en
  • ES133362A1 - A plot-guide device for all types of automatic loom shuttles. : en es
  • US1951087A - Expanding plug or mandrel : en
  • USRE19112E - Metal furniture : en
  • ES133312A1 - A method to record and reproduce electrical impulses. : en es
  • US1951014A - Automatic slack adjuster : en
  • FR761102A - Improvements in the manufacture of cylindrical metal bins, especially zinc bins for dry electric battery cells : en fr
  • GB407125A - Improvements in or relating to apparatus for use in flying ballets and other similarstage effects : en
  • FR761171A - Hunting rifle device with two superimposed and fixed barrels and with movable block : en fr
  • FR761237A - Device adapting to bicycles, tricycles, tandems, etc., to increase their speed and reduce the force necessary for their actuation : en fr
  • ES133188A1 - Improvements introduced in the independent guide wheels for vehicles, especially for motor vehicles. : en es
  • ES133408A3 - Improvement in the manufacture of car tire covers. : en es
  • CH167863A - Process for improving the strength properties of aluminum alloys containing manganese. : de en
  • US1951140A - Glass tube cutter : en
  • US1951047A - Checkerwork : en
  • DE593722C - Process for producing transparent effects on silk : de en
  • GB407165A - Improvements relating to air-drying sizing machines : en
  • CH168014A - Process for the preparation of an azo dye. : de en
  • DE594388C - Auger cutter for cutting toothed wheels : de en
  • DK48511C - Apparatus for devices for indicating stops on trams. : da en
  • ES133217A1 - ANNOUNCEMENT APPARATUS : en es
  • DK48487C - Skraatobaksæske. : da en
  • DE573178C - Packaging container for eggs, Christmas tree decorations or similar easily breakable items : de en
  • FI15783A - Sätt att framställa porösa kroppar eller massor genom bränning av leror, lerhaltiga material och bergarter till inträdande expansion jämte för sättets utförande avsedda ugnsanordningar : en fi
  • US1950923A - Load binder : en
  • US1950391A - Flow control fitting : en
  • US1950767A - Toothbrush : en
  • ES2439U - Elastic plug for water conduction applicable to all kinds of refrigerators. (Machine-translation by Google Translate, not legally binding) : en es
  • CA340065A - Glass polishing tool : en fr
  • CH167842A - Keypad on computing and recording machines. : de en
  • ES133184A1 - A process for the manufacture of a fabric resistant to fire and acids contained in the dyes. : en es
  • FR761329A - Low temperature electric heater : en fr
  • ES132819A1 - A connection system for the selective reception and amplification of electrical oscillations. : en es
  • GB407216A - Improvements in or relating to the air-cooling of internal combustion engines : en
  • CH167929A - Electric current interruption device. : en fr
  • CH167848A - Balance wheel. : en fr
  • CH167954A - Process for the preparation of an aqueous solution of 3,6-diamino-10-methyl-acridinium palmitate. : de en
  • US1950960A - Flexible writing implement : en
  • FR761243A - Improvements to lubricating oils : en fr
  • FR761294A - Timer drum for meters : en fr
  • GB407114A - Improvements in or relating to systems for the transmission of angular motion : en
  • ES133328A1 - A method for the manufacture of articles of rubber or similar material. : en es
  • US1951159A - Telephone system : en
  • US1950617A - Speedometer-odometer spring aligner : en
  • US1951077A - Purification of phosphoric acid : en
  • DE593140C - Overcurrent protection device with a reclosing device after the fault has been rectified : de en
  • US1950647A - Mechanical time movement : en
  • US1950942A - Drying apparatus : en
  • AU1222833A - Improvements in or relating to reversible collars : en
  • CH167812A - Process for the production of belt grease. : de en
  • CH167773A - Device for switching the fabric tree of looms with clamping mechanism and planetary gear. : de en
  • FR761228A - Extraction of pyrethrins : en fr
  • GB407207A - Improvements in and relating to seat and like cushions : en
  • FR761219A - Point recording device for the card game called bridge : en fr
  • CH167832A - Ski binding. : de en
  • CA340074A - Organic fluid halogenation : en fr
  • AU1170133A - Improvements in and relating to audio-frequency amplifying means insound reproducing apparatus : en
  • CA340100A - Electric receptacle : en fr
  • US1950765A - Sanitary napkin machine : en
  • US1951240A - Garment : en
  • US1950613A - Anchoring device for tufting buttons : en
  • US1950759A - Variable reactance circuit : en
  • DE594130C - Track layout with alternately changed track : de en
  • FR761207A - Improvements to taps and warranty capsules : en fr
  • CA340099A - Ventilator : en fr
  • GB407388A - Improvements in thermionic valves : en
  • GB407361A - Improvements in or relating to firelighters : en
  • FI15778A - Letter opener : en fi
  • GB407234A - Improvements in or relating to rubber-coated fabrics : en
  • US1950458A - Lighting fixture : en
  • US1950574A - Extension ladder latch : en
  • FR761114A - Method of generating tilting or sawtooth oscillations free from return lines, particularly for television : en fr
  • AU1194433A - Improvements in rotary furnaces for combustion of town refuse andthe like : en
  • GB407225A - A process for the production of potassium oxalate : en
  • ES133137A1 - A GRAPHITE WRAP CONSTRUCTION PROCEDURE FOR RECTIFYING ANODES : en es
  • CA340050A - Current rectifier : en fr
  • DK48500C - Phosphoric acid-containing fertilizer of the superphosphate type, double phosphate type or similar and the method of its manufacture and the apparatus for carrying out the method. : da en
  • FR761247A - Camera : en fr
  • CH167880A - Device used to connect the ends of belts together. : en fr
  • DE594239C - Measuring pump with working and measuring pistons arranged one above the other in one and the same cylinder : de en
  • DE594481C - Process for the production of higher aliphatic alcohols : de en
  • US1950656A - Freewheeling device : en
  • AU1258333A - An improved process for deoxidising slag forthe manufacture of steel : en
  • GB407673A - Improvements in the manufacture of films, sheets and the like containing cellulose derivatives : en
  • AU1334333A - Improvements in or relating to scales, weighing machines orthe like : en
  • CA340076A - Tool manufacture : en fr
  • CH167998A - Method for lubricating axle bearings, in particular for rail vehicles. : de en
  • DE594403C - Protection device for electrical line networks using a tube transmitter and tube receiver for currents of non-network frequency : de en
  • ES133320A1 - A mechanical roulette powered automatically by the pressure in its path of a disk or coin. : en es
  • CH167982A - Device for suspending the independent steered wheels of a vehicle, in particular of a motor vehicle. : en fr
  • CH167965A - Circuit arrangement for telephone systems with call or control counters at the call stations. : de en
  • ES133257A1 - A home for oil with steam ejector burner. : en es
  • CA339977A - Spare tire cover : en fr
  • US1950535A - Frequency control apparatus : en
  • US1950585A - Printing machine : en
  • CA340009A - Electric discharge lamp : en fr
  • CH167745A - Warm or hot water heating. : de en
  • CH167980A - Automatic braking device, for vehicles. : en fr
  • USD91743S - Design for an oil demonstrator or : en
  • US1951246A - Portable quilting apparatus : en
  • ES132411A3 - A process for the manufacture of containers and component parts of rubber-lined elements and primary and secondary materials. : en es
  • FR761442A - : fr
  • DE593979C - Method and device for holding fish or fish fillets during skinning or other processing : de en
  • DE594128C - Quick-closing blowdown valve : de en
  • CA340085A - Detachable clip member : en fr
  • CH167870A - Centrifugal machine with a drum provided with cells on the circumference, which rotates slowly around its own axis, but quickly around an axis that crosses its own axis. : de en
  • CH167990A - Support on a bicycle or motorcycle. : de en
  • US1950498A - Portable pressing device : en
  • USD91705S - Design for a carpet sweeper : en
  • US1950789A - Razor : en
  • US1951136A - Electric lamp device : en
  • DE594258C - Cleaning device on sieves for vacuum drying drums : de en
  • FR761386A - Improvements to hangers for lower garments such as pants : en fr
  • US1950926A - Nasal inhaler : en
  • FI15746A - Winding machine roller : en fi
  • GB407104A - Process for recording and reproducing sounds, and device for the realisation of this process : en
  • GB407213A - Process of improving flours or dough prepared therefrom for the manufacture of foodstuffs : en
  • DE594142C - Material stop on single or multi-spindle automatic bar turning jaws : de en
  • ES133413A1 - A procedure for the manufacture of recessed and coated bathtubs. : en es
  • FR761303A - Metal cover with rubber damper : en fr
  • DE594416C - Portable oil burner : de en
  • FR761139A - Apparatus and devices for powering internal combustion engines : en fr
  • US1951253A - Sanitary and self-cleansing trap : en
  • US1950995A - Olfopneumatic strut : en
  • US1951044A - Process of dissociating hydrocarbon gases and vapors to obtain a mixture of hydrogenand nitrogen in determined proportions : en
  • GB407338A - Improvements in and relating to adjustable piston rings : en
  • DE594419C - Mining machine with a cutting arm and a short cross conveyor : de en
  • US1950902A - Cotton stripper : en
  • US1950906A - Thermostat : en
  • US1951191A - Ratchet movement : en
  • ES133380A1 - A machine for the automatic manufacture of earthenware dishes. : en es
  • GB407138A - Improvements in or relating to valves : en
  • US1950586A - Air cleaner : en
  • US1951062A - Coiled strip holder : en
  • FI15755A - Slåttermaskinsskärverk : en fi
  • FR761270A - Mineral oil refining improvements : en fr
  • ES133395A1 - Chlorine gas manufacturing process. : en es
  • US1950638A - Refrigerating apparatus : en
  • US1951119A - Production of coated fabrics : en
  • US1951330A - Reel for extension lights : en
  • DE593992C - Device for determining the value of the phase angle or a clear function of the phase angle, in particular for the purpose of remote transmission : de en
  • DE594197C - Process for the production of resinous masses and lacquers : de en
  • CH167967A - Installation in automatic telephone systems. : de en
  • DE594321C - accumulator : de en
  • ES2401U - Device for barrels cap. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761183A - Threader support : en fr
  • DE594298C - Procedure for registration and, if necessary, regulation of the chlorine content in water treated with this : de en
  • DK48504C - Procedure and device for prior folding of the closing part by a watertight paper vessel. : da en
  • ES133182A3 - A procedure for the manufacture of imitation brushed fabrics. : en es
  • DE594186C - Lifting device for motor vehicles : de en
  • ES2406U - Closing device for container boxes for the transport of goods. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407221A - Resilient chairs : en
  • FR761214A - : fr
  • FR761378A - Self-tightening wrench : en fr
  • DE593741C - Conveyor machine for downward conveyance : de en
  • FR761299A - Improvements to rubber-lined articulation blocks : en fr
  • ES133252A1 - OIL GAS GENERATOR : en es
  • FI15786A - Grain drying plant : en fi
  • DE594392C - Sliding shoe : de en
  • FR761359A - Progressive rotary gear change : en fr
  • FR761165A - Improvements to regulators for pumps for motor vehicles : en fr
  • CA340020A - Acoustical ceiling : en fr
  • CH167766A - Brush. : de en
  • CH167928A - Surge protection device. : en fr
  • US1950682A - Milk can filler : en
  • US1950437A - Catalytic process for polymerizing chloro-butadiene : en
  • US1950532A - Portable pressure gauge : en
  • ES133185A1 - Procedure for obtaining endless metallic fabrics, especially for the manufacture of paper and cellulose. : en es
  • FI15776A - Dörrlås : en fi
  • GB407203A - Improvements in slabs for building and other structural purposes : en
  • DE594235C - Electric pot vacuum cleaner with all-round filter : de en
  • DE594176C - Attachment vessel for thinning and steaming food : de en
  • DE594293C - Clamp for attaching loose tires to the wooden rims of wagon wheels : de en
  • US1951178A - Sheet piler : en
  • CA340034A - Modulating system : en fr
  • CA339989A - Photographic gelatine layer : en fr
  • CA340055A - Artificial reed fabric : en fr
  • ES132811A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • FI15726A - Metal straps for hops and co-grinding with ls. : en fi
  • FR761382A - Improvements to cask tanks for the fermentation of liquids and in particular beer wort : en fr
  • US1950994A - Wheel alignment testing device : en
  • CH167761A - Chair with reclining seat. : de en
  • CH167767A - Brush with container for liquid soap. : de en
  • CA340068A - Illuminated radio indicator : en fr
  • FR761396A - Table cloth bottle holder : en fr
  • US1950992A - Power transmission device : en
  • US1950766A - Box or container partition-crate for bottles and other objects : en
  • DE594206C - Gate valve with axially displaceable, parallel sealing plates, which are pressed onto their seats by rolling levers rolling on each other : de en
  • US1950669A - Fluid heated roll : en
  • US1950872A - Mold for artificial teeth : en
  • US1951070A - Threshing machine : en
  • DE594244C - Adjustable slide bearing : de en
  • CA340064A - Dumbwaiter door : en fr
  • CA340098A - Saw gauge : en fr
  • NL32214C - : en
  • US1950670A - Bake oven : en
  • US1951012A - Starting device for sedimentation apparatus : en
  • US1951208A - Distillate petroleum product and method of treating the same : en
  • FR761360A - Rigid corrugated reinforcement : en fr
  • GB407163A - Improvements in or relating to garden syringes and the like : en
  • DE594034C - Machine for flattening and rubbing seams on footwear : de en
  • DE594464C - Conversion of sulfur dioxide in gases containing small amounts into sulfur : de en
  • US1950714A - Container and cooler : en
  • GB407369A - Improvements in or relating to electrical overload devices responsive after a time lag : en
  • DE594155C - Drying device : de en
  • US1951224A - Master cylinder for brakes : en
  • US1951302A - Levo-compounds of the 1-hydroxyphenyl-2-aminopropan-1-ol series and process of preparing them : en
  • DE594304C - Multi-motor drive for controllable machines with decreasing torque when the speed drops : de en
  • US1950641A - Resin bonded wheel : en
  • US1951056A - Game : en
  • US1951152A - Sheet metal piling unit : en
  • US1950448A - Flexible coupling : en
  • US1950466A - Automatic self-cleaning strainer : en
  • US1951171A - Electric switch : en
  • US1950634A - Metallic base-board : en
  • US1951317A - Bottom cap : en
  • USD91720S - Design for an open cockpit pursuit : en
  • DE594367C - Device for corrugating sub-chambers for water tube boilers : de en
  • DE594350C - Rotatable ship window : de en
  • FI15754A - Tändsticks- och plånanordning i cigarrettaskar : en fi
  • US1950722A - Automatic engine starter : en
  • US1951283A - Butterfly valve : en
  • US1950584A - Lady's hand luggage : en
  • FR761297A - Hair waving iron with lever : en fr
  • US1951169A - Mechanical power hammer : en
  • US1950860A - Hydraulic gear shifting mechanism : en
  • CA339996A - Rail bond : en fr
  • CH168023A - Process for the production of a new anthraquinone derivative. : de en
  • US1951198A - Sound recording : en
  • USD91747S - Design for a sun hat : en
  • US1950675A - Friction gear for stepless changing the rotation of a driven shaft : en
  • US1951058A - Dump wagon : en
  • ES2440U - License plate for cars. (Machine-translation by Google Translate, not legally binding) : en es
  • CH167902A - Method for accelerated temperature equalization in a heated liquid which is under its vapor pressure. : de en
  • FR761322A - Insulating support for electrical pipes : en fr
  • DE594330C - Magnetic coupling for transferring the movement of one rotatable body to another, especially for measurement purposes : de en
  • CH167944A - Light wire holder for light tubes of any shape. : de en
  • FR761325A - Adjustable width harrows : en fr
  • GR4599B - HERMETIC, AUTOMATIC AND GROUP OCCUPATION SYSTEM OF SERIOUS SURGERY CONTAINERS. : el en
  • DE594116C - Process for the extraction of vanadium compounds from iron ores : de en
  • DE594322C - Control device for feed motors to optionally change the size of the feed : de en
  • FR761399A - Process for making holes in the ground using flushing fluid : en fr
  • FR761414A - : fr
  • US1951110A - Blade holder : en
  • GB407131A - Improvements in or relating to pens : en
  • FR761271A - Screw shape of gears : en fr
  • CA340023A - Fluid pressure brake : en fr
  • CH167844A - Magnetic system for electromagnetic devices for converting electrical vibrations into mechanical ones or vice versa, provided with two or more pairs of pole pieces and with an armature placed in the air gaps formed between them. : de en
  • CH167966A - Selector box for wire radio networks and switching systems. : de en
  • US1950393A - Welding edges of sheet metal plates : en
  • US1951306A - Method of making radiator shutters : en
  • US1950419A - Anti-back-lash device : en
  • US1950694A - Clutch for motor vehicles : en
  • US1951009A - Tank safety device : en
  • CA340084A - Motor vehicle : en fr
  • GB407118A - Improvements in boxes for the storage and display of goods for sale : en
  • CH167769A - Securing for bottle necks. : de en
  • CH167791A - Closing eyelet for corset clasps. : de en
  • US1950779A - Spray gun with locked controls : en
  • US1950558A - Process for the production of gas, oil, and other products : en
  • US1950881A - Window casing with removable panel : en
  • US1951314A - Article of furniture : en
  • US1950691A - Combined take-up drive and handle for motion picture cameras : en
  • US1950850A - New derivatives of higher aliphatic hydrocarbons containing sulphur and process of making same : en
  • US1951111A - Treatment of hubs of car wheels : en
  • CH167799A - Process for the preparation of a mixture of soluble, pourable and storage-stable alkali silicates. : de en
  • US1950493A - Spare wheel and tire lock : en
  • US1951143A - Gaseous electric discharge device : en
  • US1951155A - Gaseous electric discharge device : en
  • CH167776A - Device for advancing the rotary can magazine of automatic looms. : en fr
  • CH167858A - A method of manufacturing finned pipes and finned pipes obtained by this method. : en fr
  • US1951065A - Pneumatic rock drilling machine : en
  • US1950568A - Die casting machine : en
  • US1950667A - Hair comb : en
  • US1951029A - Device for use in making threads : en
  • US1950728A - Valve : en
  • US1951128A - Support for electric devices : en
  • CA340053A - Insulator coupling : en fr
  • DE594446C - Fixed slide sealing ring : de en
  • US1950415A - Lock for separable fasteners : en
  • US1950737A - Mining machine : en
  • US1950600A - Hood latch : en
  • US1951238A - Kitchen cabinet : en
  • CH167992A - Device on motor vehicles with air-cooled engines, in particular motorcycles, for utilizing the heated cooling air. : de en
  • USD91700S - Design for a calculating chart : en
  • US1950866A - Pressing apparatus for the manufacture of cigar fillers : en
  • US1951276A - Temperature-measuring device : en
  • AU1144033A - Improvements in or relating to cathode ray tubes : en
  • CH167991A - Safety device to prevent the theft of releasably attached machine parts. : de en
  • ES133165A1 - Improvements in automatic projection spotlights. : en es
  • CH167728A - Wall made of panels. : de en
  • CH167759A - Tea strainer. : de en
  • CA339970A - Trousers supporting means : en fr
  • CH167830A - Snow basket for ski poles. : de en
  • ES2414U - Support for cloth or paper towels, for cleaning razors or razor blades, provided or not with interchangeable blades, for all kinds of inscriptions. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761203A - Device for combining two doors so as to only allow them to be crossed in a determined direction : en fr
  • GB407377A - Improvements in cathode ray tubes : en
  • US1950553A - Cream extractor : en
  • US1950778A - Grave vault and method of constructing the same : en
  • GB407244A - Power supply system for electrically driven vehicles : en
  • US1950443A - Hinge : en
  • US1951245A - Pressure actuated switch : en
  • CA340007A - Ingot for hollow steel bars : en fr
  • FR761121A - Distributor regulator of the oil flow to several sprayers-burners in proportion to the air flow of each : en fr
  • GB407199A - Improved control device for railway signals, points and the like : en
  • GB407294A - Improvements in and relating to apparatus for use in cooking : en
  • AU1161733A - Improvements relating tothe production of bituminous material in rod formation : en
  • GB407269A - Improvements in crighton openers for opening and cleaning textile fibres : en
  • FR761190A - Device for the articulated connection of a brush to a handle : en fr
  • FR761285A - Automatic loading and unloading device for bottle rinsing machines : en fr
  • NL55528B - : en
  • US1950863A - Individual envelope for photographic films : en
  • USD91740S - Design fob a bottle : en
  • US1950518A - Current conducting film cue mark : en
  • US1951000A - Edge roll : en
  • US1950784A - Roll-about foldable bed : en
  • NL32106C - : en
  • AU1169033A - Improvements in or relating to oscillatory systems suitable for use in wireless signalling and for similar purposes : en
  • CH167786A - Shirt. : en fr
  • CH167894A - Engine system with a manually operated ignition adjustment device. : de en
  • ES133331A3 - A procedure for making vehicle tire covers. : en es
  • US1950838A - Decorating fabrics : en
  • CA340101A - Musical instrument : en fr
  • CH167722A - Device for making earth pots. : de en
  • US1950918A - Combined headlight lens and reflector : en
  • US1951303A - Oil tank accessory : en
  • US1950432A - Polymers of halogenated hydrocarbons and process of preparing same : en
  • US1951061A - Lawn tool : en
  • US1950465A - Hinged receptacle : en
  • US1951050A - Dental plate brush : en
  • FI15729A - Sät att impregnera tjocka textile products with latex under hydraulic hydraulics : en fi
  • USD91748S - Design for a carrying handle : en
  • US1950424A - Aircraft : en
  • US1951150A - Gas conduction device : en
  • US1950898A - Synchronous electric clock and the like : en
  • GB407083A - Improvements in or relating to advertising signs and the like : en
  • ES2096Y - Indoor game similar to soccer. : en es
  • FR761142A - Dual-color simultaneous camera : en fr
  • FI15727A - The procedure produces inner plates for separators : en fi
  • US1950716A - Electric switch : en
  • US1950985A - Temporary binder or loose sheet holder : en
  • ES2405U - Multi-compartment air chamber for vehicle tires. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761178A - Process for the preparation of molding powders from methyl aldehyde and from carbamide and derivatives, and powders thus obtained : en fr
  • GB407120A - Improvements in bearings and method of making the same : en
  • FR761277A - Air motor : en fr
  • GB407101A - Improvements in or relating to operating means for brakes, clutches, and other devices operated by fluid pressure : en
  • FR761191A - Improvements to sensitive relays : en fr
  • DE594170C - Driving shield sliding on a foundation plinth : de en
  • ES1987U - Flexible cartridge with easily replaceable threads. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407291A - An improvement in or relating to the flat-pressing of textile fabrics : en
  • CH167959A - Apparatus for transfusion of blood. : en fr
  • ES133255A3 - A direct current machine. : en es
  • FR761157A - Coin sorter and dispenser : en fr
  • CH167941A - Cutting nozzle for double bevel cuts. : de en
  • CA339957A - Pencil display rack : en fr
  • FR761273A - Improvements to push-pull amplifiers : en fr
  • FR761220A - Rubber vulcanization process : en fr
  • FR761354A - Improvements to jockstrap : en fr
  • US1951117A - Gaseous electric discharge device : en
  • ES133267A3 - Manufacturing process for hair cutting and cattle shearing machines, by means of injected casting. : en es
  • ES133330A1 - Rotary muffle furnace for endothermic or similar processes. : en es
  • CH167984A - Collapsible vehicle roof on vehicles, in particular on motor vehicles. : de en
  • US1950673A - Joint installing machine : en
  • GB407093A - Improvements relating to casement windows and the like : en
  • DE594454C - Cooler for bottled milk : de en
  • ES133384A1 - Improvements in the refining or purification of benzene, gasoline and other similar light hydrocarbons. : en es
  • US1950781A - Portable refrigeration device : en
  • US1951078A - Piercing point : en
  • US1951214A - Tinted toilet mirror : en
  • FR761267A - : fr
  • GB407241A - A method of and means for imparting a silky gloss to woollen pile carpets : en
  • GB407353A - An improved toy : en
  • CH167743A - Machine for spreading materials on a background. : en fr
  • US1950413A - Cradle : en
  • US1950444A - Waterproofer and bond for concrete : en
  • US1950417A - Wrinkle finish for flexible articles : en
  • US1950565A - Sewing machine driving mechanism : en
  • US1950986A - Oil-impregnated armature : en
  • GB407135A - Improvements in rotary engines : en
  • US1950713A - Paper machinery : en
  • US1951043A - Color photography : en
  • GB407300A - Improvements in and relating to electric amplifying methods and means for use in regulating systems : en
  • DE594092C - Magnet winding for high currents with a broken number of turns : de en
  • FR761364A - Adjustable induced voltage transformer and installations including application : en fr
  • DE593006C - Apparatus for making bodies emitting electrons : de en
  • DE594268C - Process for the production of a lightweight concrete and a filler for this : de en
  • CH167833A - Method and tool for producing a drawn metal cartridge case for firearms. : de en
  • US1950719A - Highway guard : en
  • US1951320A - Variable pitch propeller : en
  • DE594338C - Double spiral : de en
  • CA339944A - Battery terminal clamp : en fr
  • CH167881A - Spreading device on the piston. : de en
  • CH167890A - Cross-flow turbine. : de en
  • US1950450A - Vacuum cleaner nozzle : en
  • US1951048A - Ring blanker machine : en
  • DE594173C - Process for the preparation of a remedy for rheumatism, gout, sciatica and the like like : de en
  • DE594503C - Device for treating fibers : de en
  • ES133213A2 - IMPROVEMENTS IN THE CONSTRUCTION OF VEHICLES FOR FILMING ON RAILS : en es
  • GB407345A - Improvements relating to combined reciprocating steam engines and turbines : en
  • US1950731A - Receiver : en
  • CH167771A - Process for filling and closing bottles. : de en
  • US1950776A - Hydraulic turbine : en
  • CH167831A - Ski binding. : de en
  • CH167730A - Frameless, hinged window shutters. : de en
  • DE594308C - Respirator : de en
  • ES133372A3 - Improvements in cold rooms, refrigerators and similar facilities. : en es
  • GB407298A - Apparatus for permanent hair waving : en
  • GR4597B - MEANS FOR THE LIFTING OF SINKING SHIPS. : el en
  • CA339965A - Cement block making machine : en fr
  • CH167871A - Device for stirring metal powders, flake paints and the like into a binding agent. : de en
  • CH167955A - Process for the preparation of a preparation from castor oil. : de en
  • US1950977A - Attachment of brake lining to brake shoe : en
  • US1951180A - Device for determining light intensity : en
  • CA339976A - Spare tire cover : en fr
  • GB407133A - Improvements in or connected with gas lamps for street or other lighting : en
  • US1950379A - Method of making a brush : en
  • CH167768A - Cap for containers. : en fr
  • CH167765A - Device for covering the seats of lavatories with a sheet of paper. : en fr
  • DE594290C - Metal accordion key : de en
  • DE594508C - Woven cloth : de en
  • CH167910A - Sheet metal housing on AC foot motors. : de en
  • US1950965A - Rail guard : en
  • US1950901A - Wire drawing mechanism : en
  • US1951093A - Countersinking machine : en
  • US1950496A - Tabulating machine : en
  • US1951174A - Process of making dies, tools, etc. : en
  • US1950547A - Juice and pulp extractor : en
  • CH167816A - Method for connecting objects of all kinds, in particular sheet-like structures made of cellulose compounds. : de en
  • DE594370C - Arrangement for controlling, in particular the speed of rotating machines, as a function of the frequency difference between two alternating current sources : de en
  • FR761160A - Ejection transposing-substituting cryptographer : en fr
  • CH167968A - Automatic telephone system. : de en
  • CH167874A - Button with fastening device, which is intended in particular for connecting suspenders to trousers. : de en
  • AU1123233A - Improvements in or relating toa method of dispersing solids : en
  • DE594255C - Hand tool for sharpening scissors with a grinding body between two bowl-like gripping surfaces : de en
  • DE594320C - Antenna structure with preferably ground radiation : de en
  • FR761301A - Folding furniture : en fr
  • AU1249233A - Improvements in means forand relating to corralling and trapping animals : en
  • DE594472C - Device for gluing a work piece to another work piece or the like. : de en
  • GB407096A - Improvements in electric conductors suitable for high frequency transmission : en
  • US1951131A - Method for wrapping confections : en
  • US1950698A - Mechanical toy : en
  • CA340105A - Wire rope die : en fr
  • DE593929C - Automatic volume control for radio receivers : de en
  • CH167834A - Toxic gas protection building. : de en
  • US1950416A - Process of making imitation astrachan fur : en
  • US1950929A - Mandrel rod supports : en
  • US1950831A - Synchronizing apparatus for television receivers : en
  • US1951293A - Cofferdam : en
  • US1951239A - Article dispenser : en
  • US1950569A - Lasting machine : en
  • US1950811A - Process for the recovery of oils and coke from oil-bearing residues : en
  • US1950812A - Distributing center : en
  • US1950911A - Internal combustion engine : en
  • DE594354C - Projectile with movable wings, particularly suitable for use as an aerial bomb : de en
  • CA339985A - Photographic material : en fr
  • CH167957A - Process for the preparation of an oxy fatty acid derivative. : de en
  • US1950602A - Brake linkage : en
  • ES131904A1 - A manufacturing process for mixed toys, that is, composed of various metals and cardboard. : en es
  • ES133183A1 - IMPROVEMENTS IN THE MANUFACTURE OF HORSESHOES FOR HORSES AND OTHER HORSE ANIMALS : en es
  • GB407292A - Improvements in or relating to steam traps : en
  • CA340030A - Sound record : en fr
  • CH167811A - Method of making a paint. : de en
  • CH168033A - Optical device for signaling or advertising. : en fr
  • USD91733S - Design fob a dress : en
  • CA339929A - Film production : en fr
  • CA340044A - Radio apparatus : en fr
  • CH167938A - Reed frequency relay with at least two differently tuned, separately responding reeds. : de en
  • US1950405A - Reverse-plating mechanism for knitting machines : en
  • CA340110A - Electric current rectifier : en fr
  • CA340056A - Armoured cable connector fitting : en fr
  • DK48502C - Coupling device for automatic telephone systems with common wires. : da en
  • AU1165533A - An improved drencher : en
  • DE594188C - Arrangement of the tilting bearing for the ventilation wing of windows : de en
  • DE594318C - Television receiving device with point-by-point image generation : de en
  • FI15745A - Shaving soap cup : en fi
  • FR761107A - Method of rolling parallel-flanged u- and i-beams by means of fluted roll mills : en fr
  • FR761306A - Pylon insulators : en fr
  • GB407341A - Apparatus for the measurement of electrical resistance : en
  • FR761255A - Suspension and shock-absorbing device for vehicles : en fr
  • CA340036A - Vaporizer : en fr
  • US1950519A - Window or door frame : en
  • US1950591A - Chair ladder : en
  • US1950582A - Container : en
  • US1951130A - Eyelash curler : en
  • US1951300A - Paper stuffing machine : en
  • US1950486A - Panel board equipped for testing : en
  • CA339979A - Glass melting apparatus : en fr
  • US1950541A - Carrier frequency receiving circuits : en
  • USD91718S - T li mandri : en
  • CA339945A - Sound radiator : en fr
  • CA340031A - Sound record : en fr
  • CH168016A - Process for the preparation of an azo dye. : de en
  • ES2138Y - Perfected grill. : en es
  • DE594221C - Control for gear change transmission of traction vehicles with multi-speed gearbox : de en
  • DE594256C - Pressure pads, especially for footwear glue presses : de en
  • US1951114A - Shock absorber : en
  • CH167988A - Anti-skid device for vehicle wheels equipped with pneumatics. : de en
  • CA340096A - Textile fabric : en fr
  • CH167782A - Rubber laundry rammer. : de en
  • US1951273A - Dishwashing machine : en
  • DE578940C - Coke oven door : de en
  • US1950837A - Car doorlock : en
  • USD91732S - Design fob a dress : en
  • US1950660A - Focusing device for cameras : en
  • US1950525A - Machine for rolling core solder : en
  • US1950786A - Apparatus for cracking hydrocarbon oils : en
  • DE594436C - Method and device for vulcanizing tapes made of porous rubber with closed cells : de en
  • GB407082A - Improvements in apparatus for grinding ore and the like : en
  • GB407310A - Improvements in thermostatic apparatus : en
  • US1951030A - Engine starting mechanism : en
  • US1951139A - Synchronous shiftable bevel gearing : en
  • CA340067A - Tarnish resisting silver : en fr
  • CH167997A - Light vehicle. : de en
  • US1950795A - Machine for making and applying wire handles to baskets : en
  • CA340062A - Convector section : en fr
  • US1950619A - Extensible chair : en
  • US1951184A - Art of separating mixed gases : en
  • US1950640A - Foot pedal jack : en
  • US1951312A - Locking device : en
  • DE594205C - Hand tool for forming nozzles on glass bottles : de en
  • US1950706A - Copyholder : en
  • US1950853A - Suction box for the manufacture of paper and similar products : en
  • FI15731A - A set of distillate fly resins : en fi
  • USRE19107E - System and method of : en
  • FR761439A - : fr
  • GB407189A - Improvements in warships : en
  • FR761208A - New arrangement of electric steel furnaces for rapid charging : en fr
  • FR761234A - Manufacture of artificial yarns and other products using cellulose compounds : en fr
  • FR761269A - Interior trim for slat baskets : en fr
  • DE594511C - Carrying table, serving device, stand or the like. : de en
  • USD91729S - Design fob a dress : en
  • FR761262A - Float for swimming : en fr
  • GB407132A - Floor waxer and polisher : en
  • FR761350A - Level controller, intended in particular to measure the water contained in hydrocarbon tanks : en fr
  • CH167794A - Device for grinding coffee or the like. : de en
  • DE594498C - Device for the exchangeable attachment of wave- or zigzag-shaped, wire- or band-shaped electrical heating resistors in electrical ovens : de en
  • ES133103A1 - A new procedure to azoar the seeds. : en es
  • US1950524A - Multiple spindle grinder : en
  • US1950644A - Screw driver : en
  • GB407251A - Apparatus for perforating well casings in situ : en
  • GB407340A - Improvements in or relating to valve devices for automatically controlling the flow of gas in pipes : en
  • CH167747A - Centrifugal machine for the production of tubular bodies from concrete, cement and other hardening masses. : de en
  • DE594276C - Valve control for piston steam engines : de en
  • DE594246C - Device for the production of chrome coatings : de en
  • CH167735A - Multi-walled fireplace for residential buildings. : de en
  • FI15730A - Filters for cleaning are removed : en fi
  • FR761249A - Tube testing machine : en fr
  • IE12852L - Heat accumulators : en
  • US1951195A - Signal for railway crossings : en
  • US1951236A - Garment stay securing means : en
  • US1950726A - Die press : en
  • FR761148A - Further training on bent axles of locomotives and similar shafts and resulting parts : en fr
  • US1951308A - Fuse integrity indicator : en
  • DE594118C - Process for solidifying and sealing cast cardboard bottles, cast cardboard packs and other cast cardboard products by impregnation with pore-filling substances : de en
  • US1950534A - Machine for use in the manufacture of stitch-down shoes : en
  • US1951019A - Bottle wrapper : en
  • US1951067A - Automatic device for feeding paper : en
  • US1951227A - Milk bottle lock : en
  • FI15732A - Phosphorus uptake for phosphorus with the aid of phosphorus and for utilization of phosphate feed : en fi
  • ES133415A1 - An electric discharge tube with a cathode and one or several grids. : en es
  • GB407284A - Improvements in and relating to bearings for measuring instruments and the like : en
  • ES133309A1 - A procedure for the mechanical molding of earthenware dishes. : en es
  • ES133336A1 - Improvements in sewing machines. : en es
  • ES2430U - School desk with its seat. (Machine-translation by Google Translate, not legally binding) : en es
  • FI15758A - Thermostat : en fi
  • GB407326A - Improvements in or relating to pyrographic apparatus : en
  • US1950607A - Testing apparatus : en
  • US1950701A - Method of treating seeds with a : en
  • USD91716S - Design for a boiler : en
  • US1950410A - Modulation system : en
  • US1950937A - Life preserver jacket : en
  • US1950983A - Strainer : en
  • US1951103A - Machine for the production of knitted fabrics : en
  • US1950734A - Food product : en
  • US1950907A - Cellulose organic ester composition comprising a phthalic acid ester of a monoether of hydroquinone : en
  • FR761288A - Camera comprising a range finder based : en fr
  • GB407107A - Improvements in or relating to means for reinforcing signalling electric currents traversing long lines : en
  • GB407220A - Improvements in or relating to safety razors : en
  • FR761182A - : fr
  • FR761346A - Method and device for clarifying waste water from factories and the like : en fr
  • US1951104A - Machine for the production of knitted fabrics : en
  • US1951210A - Gas-blast circuit breaker : en
  • DE594044C - Sewing machine with a needle feed height controlled by the fabric thickness and the stitch length : de en
  • ES132716A1 - A process for making toothpastes. : en es
  • ES2436U - Perfect tie. (Machine-translation by Google Translate, not legally binding) : en es
  • FI15733A - Milk cooler : en fi
  • FI15777A - Security chain : en fi
  • FR761353A - Process for the manufacture of hydraulic cements and for their use, or that of similar cements, in the construction of roads, paths, etc. : en fr
  • FR761375A - Engine cylinder : en fr
  • ES2434U - Syringes for injections. (Machine-translation by Google Translate, not legally binding) : en es
  • USRE19109E - Skylight joint : en
  • ES133364A1 - Absorption machine with auxiliary pressure compensating gas that circulates alternately through the vaporizer and the absorber by means of a vibrating plate. : en es
  • FI15766A - Sätt att tillverka glättat papper : en fi
  • CH167795A - Machine for the production of pasta. : en fr
  • CH167725A - Machine for making pipe hourdis for blankets : de en
  • CH167924A - Arrangement for the supply and regenerative braking of DC machines by means of grid-controlled discharge vessels. : de en
  • US1951125A - Solder flux applying device : en
  • US1951201A - Contact resurfacing device : en
  • US1950579A - Universal joint : en
  • CH167774A - Spool button device for looms with automatic spool exchange. : de en
  • CH167778A - Embroidery machine with several thread brake rollers assigned to a row of needles. : de en
  • CH167943A - Gas-saving burner. : de en
  • CA339975A - Alloy steel : en fr
  • CH168020A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • DK48489C - Handskeemne. : da en
  • ES133346A1 - A new procedure to make toiletries, perfumes and beauty calls, irradiated by solar ultraviolet rays or emitted by the mercury lamp. : en es
  • CA340072A - Band pass radio receiver : en fr
  • US1950773A - Hydraulic turbine : en
  • US1950996A - Tubular fire escape : en
  • US1951037A - Blow-off valve : en
  • US1951199A - Hydraulic apparatus : en
  • CH167970A - Electromagnetic horn, especially for vehicles. : de en
  • IE13206L - Wool cleaning : en
  • US1950944A - Diesel type engine : en
  • US1951083A - Air brake : en
  • USD91699S - Design for a cage : en
  • CH167797A - Liquid with particularly high capillary activity. : de en
  • CH167947A - Mirror for dentist. : en fr
  • FR761204A - Improvements made to gauges for liquids, especially those for large capacity tanks : en fr
  • ES133303A1 - Traction system of railway vehicles. : en es
  • FR761358A - Closure for filing cabinets, loose-leaf registers and similar applications : en fr
  • CH167900A - High pressure boilers with a large heating surface, especially for locomotives. : de en
  • DE594528C - Gear change gearbox : de en
  • DK48497C - Clamping device for use in leveling, laying and hammering the teeth on forest saws. : da en
  • FR761133A - Percussion fuze with delayed arming for projectiles : en fr
  • ES133154A1 - IMPROVEMENTS IN THE MANUFACTURING OF GLASS AND GLASSWARE AND WITH THOSE RELATED MANUFACTURING : en es
  • ES133375A3 - Procedure for the manufacture of tubes to sip ice cream and soft drinks. : en es
  • GB407374A - Disposal of gas works effluents and the like : en
  • US1950738A - Method of applying adhesive tape to spools : en
  • GB407257A - Improvements in or relating to braking devices : en
  • FR761131A - Improvements made to fuel systems to ensure cold starting and running of internal combustion engines : en fr
  • FR761264A - Improvements to hoppers : en fr
  • GB407243A - Extinguishing tube for cigars and cigarettes : en
  • GB407301A - Improvements in and relating to chimney cover plates : en
  • IE13452L - Photography : en
  • DE593827C - Insulating oil : de en
  • CH167913A - Device for power transmission from a direct current to an alternating current network with the aid of grid-controlled discharge cells. : de en
  • DE594220C - Carrying rope safety device for cable cars : de en
  • DE594269C - Traveling sieve with a sieve area formed from individual movable sieve strips : de en
  • ES132773A3 - SPECIAL PROCEDURE TO AVOID THE USE OF COBALT DERIVATIVES IN THE GLAZE OR GLASS COVERING EARTHQUAKE OBJECTS : en es
  • GB407122A - Improvements in means for removing sludge from rectangular sedimentation tanks : en
  • GB407222A - Improvements in or relating to interphase transformers for rectifier systems : en
  • ES133393A3 - A procedure for making velvet ribbons. : en es
  • FR761138A - High resistance removable seat device for all types of valves : en fr
  • GB407680A - Improvements in or relating to clutches or brakes : en
  • GB407098A - Improved method of, and means for, controlling the output of compression refrigerating apparatus : en
  • DE594395C - Production of hydrogen and hydrogen-containing gases from hydrocarbons : de en
  • DE594449C - Brush roller for devices for sharpening, peeling, polishing and brushing of grain : de en
  • US1950946A - Navigational instrument : en
  • AU1168933A - Improvements in or relating to superheterodyne modulated carrier wave receivers : en
  • CA340079A - Smelting process : en fr
  • CA339937A - Carboxylic acid : en fr
  • CH167800A - Dry process for the production of aluminum fluoride. : de en
  • US1950530A - Slicing machine : en
  • US1951328A - Form of leavening ingredient : en
  • US1950920A - Rotary cutter : en
  • CH167879A - Method for controlling hydraulic clutches. : de en
  • US1950573A - Rolling mill : en
  • US1950427A - Control system for the transmission of angular motion : en
  • ES132879A1 - A process for manufacturing radiator panels. : en es
  • ES133196A1 - Method to modulate a beam of radiant energy and register the modulation. : en es
  • FR761210A - Crankcase gas and vapor recuperator and regenerator : en fr
  • FR761296A - Profiled metal ruler for leveling cement screeds or similar materials : en fr
  • DE594171C - Device for image decomposition and composition using an angle mirror : de en
  • DE594207C - Process for the preparation of a fixing salt for photographic use : de en
  • GB407103A - Improvements in machines for cleaning and polishing tin-plates and the like : en
  • GB407149A - Improvements in and relating to continuous current generators : en
  • US1950809A - Constant speed mechanism : en
  • CH167876A - Single-acting piston machine with cross head. : de en
  • USD91742S - Design for a bottle package : en
  • US1950495A - Pie making machine : en
  • US1950754A - Magneto : en
  • DE594136C - Flue pipe cleaner : de en
  • FR761201A - Liner for gas engine cylinder : en fr
  • GB407316A - Improvements in or relating to the pulverising of coal : en
  • CA340028A - Push button valve : en fr
  • CH167960A - Bucket syringe for optionally spraying air foam or water. : de en
  • US1950845A - Machine for treating skeins of textile material : en
  • DE594482C - Process for the preparation of N-alkyl perhydrocarbazoles : de en
  • ES133345A1 - CONSTRUCTION PROCEDURE FOR REAR AXLE AND LIKE BEARINGS : en es
  • CH167917A - Electric switch. : en fr
  • CH167904A - Steam power plant with circuit of the working medium. : de en
  • GB407297A - Improvements in cameras for use in colour photography : en
  • US1950380A - Lighting fixture : en
  • US1950456A - Electrical apparatus : en
  • CH167746A - Liquid heater in which the liquid flows through a tube bundle. : de en
  • US1950941A - Dispenser for powdered materials : en
  • US1951053A - Mail-box : en
  • US1950841A - Apparatus for disposing of sewage : en
  • US1951219A - Fruit juice extractor : en
  • ES133193A3 - A lifting device. : en es
  • FI15757A - The provisions of this Regulation shall apply to the application of this Regulation : en fi
  • GB407263A - Improvements in or relating to exercising apparatus : en
  • ES132529A1 - PROCEDURE TO MANUFACTURE PROFILED FORKS : en es
  • FR761161A - Graphic recorder of warning signals, usable in particular on road vehicles : en fr
  • GB407368A - Improvements in remote control apparatus for power driven boats and the like : en
  • DE594248C - Method and device for drying objects made from moist paper pulp : de en
  • DE594535C - Steering device for the caterpillar guide frame of caterpillar vehicles : de en
  • ES133171A3 - Improvements in the construction of tables or counters for exhibition and sale. : en es
  • NL32345C - : en
  • US1950400A - Frequency divider : en
  • US1951322A - Foot measuring device : en
  • US1950420A - Acoustical building construction : en
  • US1950537A - Method for the differential flotation of sulphureted copper and zinc ores : en
  • US1950601A - Film winding mechanism : en
  • US1951252A - Beer pipe circulation cleaner : en
  • DE594394C - Process for the production of an alcoholic beverage : de en
  • US1950889A - Process for the purification of tertiary butyl alcohol : en
  • ES2441U - A defense, shin guard or leg bra device, for use in football or similar exercises (Machine-translation by Google Translate, not legally binding) : en es
  • GB407289A - Improvements in and relating to the balancing of rotary bodies : en
  • US1950655A - Stock straightener : en
  • US1951181A - Method and apparatus for separating the individual strands of a rope : en
  • CH167784A - Vacuum cleaner. : de en
  • CH167865A - Method and device for the production of wooden vessels. : de en
  • CH167873A - Collar button. : de en
  • DE1293365U - : de en
  • US1950506A - Portable adjustable grain elevator : en
  • US1950832A - Apparatus for recording the periods of operation of an electrical installation : en
  • US1950880A - High speed sheet delivery device : en
  • US1950658A - Apparatus for splicing yarn : en
  • US1951148A - Signaling system : en
  • CH167976A - Bag tongs. : de en
  • US1950964A - Frictional wire connecter : en
  • USD91726S - Design fob a shoe : en
  • CA339925A - Razor blade sharpener : en fr
  • NL32343C - : en
  • US1950422A - Steel column and frame for floor slabs : en
  • US1951003A - Planter : en
  • CH167983A - Blocking device on transmissions of motor vehicles. : de en
  • US1950932A - Slag granulation : en
  • US1950396A - Electric luminescent tube system and apparatus : en
  • US1951313A - Sanitary shaving brush : en
  • US1951249A - Container : en
  • US1950411A - Sustaining blade for aircraft rotors : en
  • US1951232A - Needle polishing machine : en
  • US1950508A - Combination resistor : en
  • US1951109A - Telephone system : en
  • US1950930A - ritter : en
  • US1951046A - Fruit washing and drying machine : en
  • US1951289A - Window screen : en
  • DE593982C - Method and device for cleaning and degreasing : de en
  • US1950702A - Nipple fastener for nursing bottles : en
  • US1950750A - Resistance device : en
  • US1950803A - Safety lock : en
  • US1951153A - Switch controlling device : en
  • US1950844A - Change speed gear : en
  • NL33336C - : en
  • CA339964A - Hair waving appliance : en fr
  • CA340014A - Plasterboard edge labelling machine : en fr
  • DE594376C - Electrically heated cooking device consisting of a stand and an attachable hotplate with temperature controller : de en
  • DE594360C - Automatic switching device for the binding eccentric on looms : de en
  • CA340087A - Fabric cleaning apparatus : en fr
  • CA340038A - Shaft coupling : en fr
  • US1951055A - Lid : en
  • FI15749A - Fireplace and oven door : en fi
  • ES133206A1 - Improvements in the manufacture of bandages for cures. : en es
  • GB407209A - Improvements in or relating to precision grinding machines : en
  • US1950628A - Windshield operating mechanism : en
  • DE594154C - Device for feeding spools of thread and similar objects to be packed in groups : de en
  • ES133403A1 - Procedure to manufacture shatterproof glass. : en es
  • GB407279A - Improvements in apparatus for recording conditions of the vascular system : en
  • US1950668A - Scutcher calendering roller heater : en
  • US1951082A - Azo-dyestuffs and process of making same : en
  • FR761317A - : fr
  • ES2432U - A box for the packaging and display of thread combs for sewing and embroidery (Machine-translation by Google Translate, not legally binding) : en es
  • GB407169A - Method and apparatus for the continuous production of litharge in solid phase from pieces of metallic lead : en
  • ES133288A3 - An improvement in the layout of the drawing train rollers on continuous spinning machines. : en es
  • FR761206A - Remotely controlled electrically controlled chronometer-type tachometer or speedometer : en fr
  • FR761333A - Cinematographic projection method and apparatus : en fr
  • AU1162533A - Improvements in or relating to radio and similar high frequency carrier wave systems forthe transmission of television highspeed picture telegraphy andthe like : en
  • CA339994A - Sheet mill catcher : en fr
  • CH167822A - A stack of carbonless form sheets glued together. : de en
  • DE594145C - Sewing machine with retractable upper part : de en
  • ES133354A2 - APPARATUS FOR PROJECTION COPYING OF LENTICULAR RETICULA FILMS : en es
  • GB407229A - Improvements in and relating to electric and other welding machines : en
  • ES133245A3 - Toothbrush system, interchangeable. : en es
  • ES133335A1 - An electron discharge device. : en es
  • FI15785A - The aid is granted on a first-come, first-served basis : en fi
  • DE594199C - Drying drum for rotogravure printing machines : de en
  • ES131041A3 - A process for the manufacture of agglomerates of chicory substitute for coffee. : en es
  • ES133323A1 - A machine to reproduce. : en es
  • CH167905A - Tubular steam generator. : de en
  • DE594211C - Piston setting machine for processing coal, ore, etc. like : de en
  • DE594319C - Amplifier device with means for automatic sensitivity control : de en
  • DE594444C - Propellant gas generator : de en
  • DE594493C - Antenna tower serving as a vertical antenna : de en
  • FI15761A - The scope of this Regulation does not exceed the requirements of this Regulation : en fi
  • US1950859A - Apparatus for producing sounds of a musical character : en
  • US1951035A - Apparatus for recording and controlling : en
  • DE594182C - Flow meter : de en
  • ES2420U - Inviolable envelope. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761174A - Large diameter gravity displacement road roller : en fr
  • FR761233A - Manufacture of artificial yarns and other products using cellulose compounds : en fr
  • US1951146A - Transmission mechanism for machine tools : en
  • CA339959A - Forced draft furnace : en fr
  • US1951288A - Tightening support for water pumps : en
  • US1950449A - Booster equipped locomotive : en
  • FR761257A - Toy : en fr
  • DE594108C - Automatic fire protection device for cinematographs : de en
  • US1950388A - Softening lead bullion : en
  • US1950892A - Control device : en
  • US1951167A - Continuous process of wall board manufacture : en
  • CH168004A - Rotatable table top. : de en
  • CH167920A - Device for extinguishing the arc at the point of interruption of electrical switches, in particular direct current switches. : de en
  • DE594397C - Address printing machine with a turret-like print head with two printing pads and a device for automatic, step-by-step advancement of a list to be printed : de en
  • ES1566Y - Hygienic container-container for solids or liquids to be used slowly, avoiding the use of fingers when handling the content. : en es
  • CH167750A - Mortise lock. : de en
  • CA339950A - Tentering machine steaming unit : en fr
  • US1951081A - Surface skimmer : en
  • AU1320033A - Improvements in folding boxes : en
  • DE594352C - Grinding machine : de en
  • FR761163A - Process for the creation of artificial ice rinks : en fr
  • NL33356C - : en
  • CA339936A - Carboxylic acid : en fr
  • FR761258A - Improvements in the production of films, sheets, etc. : en fr
  • US1950510A - Refrigerating apparatus : en
  • US1950616A - Insulator : en
  • US1950526A - Ornamental device : en
  • US1951163A - Gaseous electric discharge device : en
  • US1951182A - Four-drum winder : en
  • US1950796A - Cleaning nozzle : en
  • US1950790A - Gunsight reticule adjustment means : en
  • US1950988A - Process of and apparatus for applying a fibrous coating to a filament or wire : en
  • US1950527A - Calculating machine : en
  • US1950769A - Dispensing device : en
  • FR761397A - Process of impregnating fibers with rubber : en fr
  • US1950445A - Lighting and ignition system for automobiles : en
  • US1950447A - Refrigerator case : en
  • US1951154A - Curling rod for permanent waving : en
  • US1951329A - Distributor bar for typographical machines : en
  • ES133297A1 - A procedure for rubber coating horse horseshoes. : en es
  • GB407337A - Improvements in or relating to the arrangement of auxiliary dynamo-electric machines employed as generators and starting motors for internal combustion engines : en
  • DE594333C - Process and system for the field-wise transfer of the hole information from an original strip to a double strip : de en
  • ES133385A1 - Improvements in bottle caps. : en es
  • ES2418U - Cushion for medical belt. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407137A - Improvements in or relating to the production of ribbons, straws and like products of cellulose derivatives : en
  • DE594135C - Arrangement for recording the duration of the occurrence of certain voltage values : de en
  • US1950620A - Process for manufacturing carbureted water gas : en
  • US1950643A - Wrapped ice cream portion : en
  • US1950981A - Teeatment and purification of certain gases : en
  • US1951237A - Dishwashing device : en
  • DE594275C - Process for the production of glycine from its esters and their salts by saponification : de en
  • DE594398C - Circuit arrangement for telegraph exchanges with relay transmission circuits : de en
  • US1950757A - Handcuff : en
  • CH167903A - Equipment for feeding steam boilers, especially high pressure boilers. : de en
  • AU1314633A - Improvements inthe recovery of alcohol from breadmaking ovens : en
  • US1950645A - Smoking pipe : en
  • US1950975A - Opacimeter and method of measuring opacity : en
  • US1950680A - Syringe : en
  • US1950690A - Dual sound recording and reproducing apparatus : en
  • US1950878A - Process of treating hydrocarbons : en
  • DE594104C - Process for producing pipe insulation : de en
  • US1951196A - Adjustable bedspring rest : en
  • ES133290A3 - A hydraulic jack. : en es
  • DE594486C - Push button mechanism with power drive of a die setting and line casting machine : de en
  • ES2079Y - Heating radiators. : en es
  • FI15769A - The application of the powder is carried out by means of a powder coating : en fi
  • FR761351A - : fr
  • GB407238A - Improvements in or relating to weaving looms : en
  • GB407190A - Improvements in or relating to arrangements of exhaust turbo blowers in connection with internal combustion engines : en
  • DE593927C - Typewriter, typewriter or similar machine : de en
  • DE594083C - Process for the production of methyl vinyl ketone : de en
  • US1950563A - Electric switch : en
  • US1950580A - Automatic variable speed transmission : en
  • FR761433A - Improvements to closing hunting cartridges : en fr
  • ES1986U - Flexible cartridge with insulating board. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761173A - Universal inkwell : en fr
  • FR761374A - Device for fixing spools on the spindles of looms : en fr
  • CH167758A - Running track for rollers. : de en
  • DE594252C - Screw cap for liquid containers, especially of motor vehicles : de en
  • ES133223A2 - REGULATION TRANSFORMER FOR STEPLESS VOLTAGE REGULATION : en es
  • ES2243U - Detachable indicator elements that can be coupled to scales indicating radio characteristics (Machine-translation by Google Translate, not legally binding) : en es
  • CH167732A - Reinforced narrow wood window. : de en
  • CH167908A - The outside of a container, in particular a radiator to be connected to a transformer container. : de en
  • GB407694A - Pre-combustion chamber diesel engine : en
  • US1950783A - Car door mounting : en
  • FR761136A - Extendable multi-groove pulley : en fr
  • GB407328A - Improvements in the utilisation of solid carbon dioxide as refrigerant : en
  • FR761104A - Enhancements to valves for controlling fluid flow, and feedwater heaters : en fr
  • FI15743A - Förfaringssätt and anordning för förbränning av flytande bränslen : en fi
  • ES133387A1 - Installation of lighting with luminous tubes for cars and other vehicles. : en es
  • FR761331A - Trouser tensioner : en fr
  • US1951186A - Hardening and waterproofing compound for cement and concrete mixtures : en
  • DE594517C - Method for filling knotholes or the like in boards : de en
  • DE594273C - Device for filling the feeder from standing lead presses : de en
  • USRE19115E - Sound pick-up device : en
  • US1950993A - Roadway power generator : en
  • US1951120A - Art of refining hydrocarbons : en
  • DE594127C - Process for the preparation of aminodiphenylamine compounds : de en
  • US1951292A - Assembled pile : en
  • FI15738A - Regulator med en medelst flytande ell gasformiga medel rörlig isodromt verkande återföring : en fi
  • FR761222A - Game of dice : en fr
  • CA340027A - Gasket : en fr
  • US1951031A - Engine starting mechanism : en
  • DE594480C - Wood chips for fire lighter : de en
  • FR761211A - Improvements to spark plug electrodes : en fr
  • US1951234A - Art of manufacturing solid balls : en
  • CH167931A - Electrical selective protection device for alternating current networks with distance relay. : de en
  • US1950723A - Lock : en
  • US1950924A - Method and apparatus for screening fibers in aqueous suspension : en
  • US1950788A - Therapeutic electrode : en
  • DE594478C - Shoe shine device : de en
  • DE594195C - Device for fine ventilation of Gaerbottichen : de en
  • CA339955A - Paper for correspondence : en fr
  • CA340075A - Alcohol : en fr
  • CA340097A - Press feeding mechanism : en fr
  • CH167802A - Process for the production of isopropyl-allyl-barbituric acid. : de en
  • DE594236C - Device for displaying overloads on hoists : de en
  • FR761387A - Fishing equipment : en fr
  • USD91737S - Design fob a dress : en
  • ES133365A1 - Absorption machine with auxiliary pressure compensating gas that circulates through the vaporizer and the absorber by means of a vibrating plate. : en es
  • GB407177A - Improvements in ship's rudder : en
  • CH168030A - Process for the preparation of a new salt of a polyoxymonocarboxylic acid. : de en
  • US1950502A - Combination deodorizer and dehumidifier : en
  • US1950651A - Process for gluing wood in the manufacture of plywood : en
  • US1950699A - Battery terminal connecter : en
  • GB407370A - An improved chair : en
  • CA340047A - Selective circuit : en fr
  • DE594222C - Hydraulic drive device, in particular for moving brakes and doors of vehicles : de en
  • CA340058A - Nut placer for tapping machines : en fr
  • US1950689A - Method of and apparatus for electropickling metal : en
  • US1950876A - Thiazoline dye and method of preparing it : en
  • CA339938A - Locomotive cab window closure : en fr
  • CH168009A - Process for the production of durable, crystalline mixtures of alkali silicate hydrates with hydrates of other alkali salts. : de en
  • DE594356C - Spool spindle for hose winding machines : de en
  • US1951177A - Shear mechanism : en
  • GB407164A - Improvements in or relating to fuel injection pumps for internal combustion engines : en
  • GB407278A - Improvements in or relating to automatically controlled low frequency thermionic amplifiers : en
  • GB407161A - Improvements in or relating to boards for building and fitting purposes and method of making same : en
  • FR761379A - Improvements made to mops : en fr
  • DE594112C - Circuit arrangement for the optional control of the transmitting and receiving devices of conveyor systems : de en
  • DE594115C - Process for the purification of conventionally purified and cooled carbon distillation gases from naphthalene : de en
  • ES133179A2 - A NEW STRAIGHT WAY VALVE SYSTEM FOR GASES AND LIQUIDS OF ALL KINDS : en es
  • FR761200A - Improvements in automatic correction devices, mainly time per t. s. f. : en fr
  • DE594357C - Mechanical dice device : de en
  • GB407175A - A new or improved counter pressure machine for the delivery of draught beer : en
  • ES2141Y - Pencil sharpening device that collects all the waste inside. : en es
  • ES133258A1 - A procedure to obtain an impression of the functioning of the foot, which at the same time provides a template for the flat, curved and open or equine foot. : en es
  • ES2431U - Stockings, socks and similar elastic (Machine-translation by Google Translate, not legally binding) : en es
  • GB407210A - Improvements in or relating to apparatus for playing a game of skill : en
  • GB407293A - Improvements in or relating to electric cut outs of the fuse cartridge type : en
  • USRE19113E - Windshield cleaner : en
  • GB407151A - Improvements in and relating to steam generating plants : en
  • DE594192C - Method for the fine ventilation of diaphragm Gaerbottichen : de en
  • DE594040C - Circuit arrangement for telephone systems with call seekers : de en
  • US1950497A - Barometer : en
  • US1950721A - Treatment of hydrocarbon oils : en
  • US1951327A - Electro-polarized relay : en
  • DE594228C - Device for protecting busbars : de en
  • DE594341C - Process for sterilizing canned jars : de en
  • DK48488C - Electromagnetically operated Valve. : da en
  • AU1333433A - Improvements in road surfacing : en
  • CH167726A - Wall for construction purposes. : de en
  • CA340082A - Telegraph keyboard mechanism : en fr
  • US1950748A - Truss type track link : en
  • US1950603A - Play pen : en
  • US1951068A - Paper tray and guide for duplicating machine : en
  • CH168026A - Process for the production of gravure inks. : de en
  • CA339932A - Carboxylic acid : en fr
  • US1950987A - Display device : en
  • ES133321A3 - Automatic vending machine. : en es
  • CA340004A - Hydrocarbon catalytic treatment : en fr
  • US1950595A - Gasoline gauge : en
  • US1950724A - Oil excluding ring : en
  • USD91739S - Design for a garment button : en
  • DE594230C - A variable capacitor, which can be calibrated according to frequencies and consists of partial capacitors, which has the same and prescribed resistance for all adjustable frequencies : de en
  • ES132827A1 - Procedure to manufacture tires, especially for wheels of rail vehicles. : en es
  • DE594168C - Process for the preparation of condensation products of the anthraquinone series : de en
  • AU1214633A - Improvements relating to filtering or thickening apparatus : en
  • US1950557A - Pressure contact fuse clip : en
  • US1950952A - Manufacture of primary disazodyestuffs and their production : en
  • CH167755A - Process for increasing the gas yield when operating discontinuous chamber furnaces which are used to generate distillation gas and coke. : de en
  • FI15779A - Writing template flag to be attached to the writing sheet : en fi
  • CA339946A - Concrete dam : en fr
  • CA340045A - Can opener : en fr
  • CA340054A - Separable fastener : en fr
  • US1950810A - Constant speed mechanism : en
  • US1950950A - Servomotor : en
  • US1950545A - Combined ventilator and awning : en
  • US1951172A - Vehicle signal : en
  • USD91704S - Design for a bottle or similar : en
  • US1950440A - Halogen-substituted chemical compounds and processes for preparing same : en
  • US1950662A - Coated article and method of preparing the same : en
  • US1950963A - Apparatus for determining the specific gravity of solid substances or bodies : en
  • DE594488C - Track bedding machine : de en
  • GB407185A - Improvements in or relating to jig saw puzzles : en
  • US1950587A - Brake operating means : en
  • CH168007A - Electric thread monitor device for slip creels. : de en
  • CH167729A - Process for the production of roof coverings, wall coverings and the like. From corrosion-resistant sheet metal, in particular from copper and its alloys. : de en
  • CA339948A - Tooth brush : en fr
  • FR761127A - Improvements to measuring devices and devices : en fr
  • FR761162A - Improvements to distributors for engine ignition devices : en fr
  • FR761290A - Illuminated panel on transparent white background for protection or signaling devices : en fr
  • CA340095A - Unknown quantity indicating and recording instrument : en fr
  • US1951323A - Foot size measurer : en
  • FR761241A - Elastic closure tube : en fr
  • GB407188A - Improvements in and relating to vacuum cleaning devices : en
  • FR761170A - Improvements to remote control switches : en fr
  • FR761383A - Electric heater : en fr
  • DE594002C - System for heating metallic objects : de en
  • DK48514C - Aperture for car headlights and the like. : da en
  • FR761232A - Safety cap : en fr
  • US1950653A - Electrical amplifier and the like : en
  • DE594365C - Turntable or sliding platform with subdivided main girders : de en
  • US1950951A - Safety device for mines : en
  • US1950700A - Power transmission coupling : en
  • US1951052A - Reaction products of mercapto : en
  • US1950561A - Reversing gear for internal combustion engines : en
  • US1950870A - Recorder : en
  • FR761156A - Improvements in the construction of crucible furnaces for melting glass or other industries : en fr
  • FR761385A - Improvements to electrical contactors for controlling pneumatic machines : en fr
  • FR761395A - Process for manufacturing conical caps of cardboard or similar materials and caps obtained by this process : en fr
  • GB407282A - Improvements relating to spark plugs : en
  • DE594292C - Device for illuminating the front of a motor vehicle : de en
  • US1951073A - Tube drawing apparatus : en
  • USRE19111E - Tool holder : en
  • FI15744A - Sur tandpasta : en fi
  • FR761304A - Mobile air barrier : en fr
  • AU1160933A - Improved fastening means for horse and cattle rugs : en
  • DE594001C - Mechanical protection and locking device for motorized laundry box ironers : de en
  • GB407088A - Improvements in or relating to the manufacture of soap for use in dry cleaning : en
  • GB407262A - Improvements in bunching motions for pirn winding machines : en
  • ES133311A3 - Procedure for the preparation of a stable product that slowly and constantly releases free formic acid. : en es
  • FI15768A - Circulating water pump : en fi
  • GB407285A - Improvements in or relating to cocoanut fibre mats : en
  • US1950418A - Stable malt and malt product : en
  • US1950774A - Hydraulic turbine : en
  • FI15737A - Differential transformer is specially designed for high frequency : en fi
  • US1950451A - Aqueous dispersion of rubber : en
  • US1950768A - Unit heater and ventilator : en
  • US1950900A - Process and means for producing asphalt : en
  • US1950935A - Food : en
  • US1951176A - Coating machine and process : en
  • DE594177C - Cooking vessel for eggs with a water drip pan : de en
  • GB407108A - Improvements relating to the method of infusing coffee and coffee infusers : en
  • FR761282A - Defrosting process for finned pipes in refrigeration systems : en fr
  • US1950861A - Method and apparatus for feeding and separating dry coal from refuse : en
  • FR761227A - Reproduction scale adjustment device in photographic reproduction apparatus : en fr
  • US1951298A - Azo dyestuff and color lakes made therefrom : en
  • US1950629A - Spark plug : en
  • US1951295A - Trap : en
  • FR761319A - New rotating hat guard system with two drums or workers : en fr
  • DE594200C - Device for pressing the squeegee at different strengths on gravure form cylinders : de en
  • GB407173A - Apparatus for use in the testing of paper : en
  • FR761328A - Cooling device, in particular for cylinders of combustion engines : en fr
  • GB407087A - Improvements in vacuum tubes for ultra-short wave signalling : en
  • US1951296A - Choker trap : en
  • AU1318633A - Improvements in and relating to the transit lighting of road vehicles or the like : en
  • FR761105A - Improvements to keys for removing wheels for motorcycles and bicycles : en fr
  • FR761189A - Manufacturing process of softening materials for hard water : en fr
  • US1950562A - Fire extinguisher device : en
  • US1950710A - Refrigerator leg : en
  • US1951101A - Inserted blade cutter : en
  • US1951269A - Cooling nozzle safety device for permanent waving : en
  • AU1169233A - Improvements in or relating to television and similar facsimile systems : en
  • DE594313C - Glove with slit openings on the fingers : de en
  • GB407086A - Improvements in memorandum appliances for recording messages and the like : en
  • US1950621A - Resonant acoustical article of manufacture : en
  • US1950512A - Lawn sprinkler : en
  • US1950835A - Firearm light : en
  • US1950598A - Power transmission device : en
  • US1950665A - Manufacture of cellulose ester products : en
  • US1950672A - Combination metal lath and wall board construction : en
  • US1951097A - Smoking pipe and tube : en
  • US1950392A - Flow control fitting : en
  • US1950540A - Folding card table : en
  • CH167861A - Machine for boring and honing cylindrical bores. : de en
  • ES133200A3 - Procedure for the manufacture of fasteners or fasteners, especially for bandages, of instantaneous placement, self-fixing, with an elastic element of variable tension, arranged between the parts to be joined. : en es
  • FR761295A - Washing and polishing means for simultaneously producing a coating film : en fr
  • GB407143A - Improvements relating to end pieces or connections for flexible pipes : en
  • FR761151A - Automatic machine for decorating all cookies and making filled cookies : en fr
  • FR761368A - Packaging closure : en fr
  • CH167744A - Heat storage furnace. : de en
  • CH167780A - Device for treating skeins of yarn with liquids. : de en
  • FR761253A - Internal combustion turbine with full injection drive wheel rotating at a high number of revolutions : en fr
  • IE12865L - Tobacco pipes. : en
  • DE594141C - Clamp switch : de en
  • DE594234C - Suction hood of a vacuum cleaner with a rotating body arranged in it : de en
  • USD91727S - Design for a shoe : en
  • ES133411A1 - Procedure for hermetic sealing of containers made of paper, cardboard or similar. : en es
  • FR761274A - soot eliminator for chimneys : en fr
  • CH168027A - High pressure steam generation system. : de en
  • ES133243A1 - Improvements in water purification devices. : en es
  • FR761119A - Footstool for w.-c. : en fr
  • GB407136A - Improvements in circular knitting machines : en
  • DE594438C - Zinc alloys : de en
  • ES133221A1 - An electric clamp for welding. : en es
  • GB407266A - Improvements in or connected with a sealing device : en
  • US1950384A - Trap : en
  • US1950592A - Outer wheel bearing retention : en
  • US1951325A - Metal sign holding means : en
  • DE594147C - Machine for making ropes or cables : de en
  • DE594346C - Process for directing cinematographic picture or picture sound films : de en
  • ES133350A1 - Procedure for the neutralization of vegetable and animal oils in general and application of the products and subproducts obtained. : en es
  • US1951244A - Signal lamp : en
  • US1950453A - Artificial dispersion of rubber : en
  • GB407717A - An improved method of manufacturing vibration-damping, sounddeadening or shock-absorbing joints or supports : en
  • ES133065A1 - NEW PROCEDURE FOR THE MANUFACTURING OF CARTON PACKAGING FOR FRUITS AND PRIMITIES : en es
  • DE594400C - Arrangement for frequency multiplication with the help of electron tubes : de en
  • US1950744A - Olefin-polysulphide plastic : en
  • US1951309A - Indicating plug fuse : en
  • CH167849A - Self-winding elongated watch movement. : en fr
  • ES133296A1 - A procedure for the manufacture of metal reinforcements for elastic tools. : en es
  • DE594210C - Toggle gear for presses, especially briquette presses : de en
  • DE594279C - Track winch with a lifting jack sitting on a movable housing : de en
  • CH167847A - Elongated wristwatch. : en fr
  • ES133230A1 - Combined water circulation valve with five positions for water purifying devices. : en es
  • ES133298A1 - A procedure for the manufacture of duplicating devices. : en es
  • FR761315A - Apparatus for expanding steam, particularly applicable to variable vacuum steam heating systems : en fr
  • US1951318A - Draft yoke : en
  • CH167838A - Measuring device with friction gear. : de en
  • US1951297A - Arc snuffer : en
  • USRE19108E - Material handling apparatus : en
  • DK48485C - Device by Speakers. : da en
  • FR761367A - Insulating door : en fr
  • FI15752A - Blylegering : en fi
  • US1950820A - Coating materials : en
  • US1951127A - Starting apparatus for electric discharge devices : en
  • CA339956A - Automobile ventilator : en fr
  • FR761254A - Detachable ring rim : en fr
  • DE594373C - Commutation device for alternating current commutator motors fed with pulsating direct current : de en
  • DE593986C - Optical signaling device for aircraft operated by means of a key mechanism : de en
  • FR761110A - Process for stopping damaged parts of a fabric : en fr
  • GB407113A - Improvements in electric energising apparatus : en
  • FR761195A - Process for deforming and in particular for closing the ends of tubes, more especially applicable to the manufacture of new pumps for cycles : en fr
  • GB407148A - Improvements in or relating to pistons : en
  • GB407211A - Improved connections for sheet iron pilings : en
  • ES133211A1 - A procedure for the manufacture of conglomerate tubes of all kinds. : en es
  • ES133141A1 - WRITING INK MANUFACTURING PROCEDURE : en es
  • FR761153A - Improvements to culinary appliances such as, in particular those intended for the preparation of so-called: boiled eggs : en fr
  • CA340011A - Gaseous discharge lamp : en fr
  • CA340043A - Composition producing method : en fr
  • ES133157A1 - Improvements in the construction of doors for horizontal oven chambers. : en es
  • ES133305A1 - A new device to serve as condensation water collector or vapor pressure reducer. : en es
  • FR761230A - Seat convertible into bed or lounge chair : en fr
  • FR761242A - Method and device for transmitting heat from energized gases to heat receiving bodies : en fr
  • FI15753A - Myntprövare för automater : en fi
  • US1950572A - Brake assembly : en
  • FR761229A - : fr
  • AU1162833A - Improvements in or relating tothe cementing together of pieces of stock : en
  • CA340024A - Fluid pressure brake : en fr
  • US1951156A - Gaseous electric discharge device : en
  • US1950567A - Front drive : en
  • USD91728S - Design fob a shoe : en
  • US1950559A - Elastic woven fabric : en
  • US1951310A - Fuse integrity indicator : en
  • CA340069A - Detector : en fr
  • CH167919A - Loudspeaker switch, in particular for distribution networks. : de en
  • DK48501C - Device for television systems and the like. : da en
  • ES133151A1 - An improved procedure in the manufacture of footwear. : en es
  • GB407102A - An improvement in or relating to shaving brushes : en
  • US1951121A - Rotary disk valve : en
  • US1951187A - Winding machine : en
  • US1950695A - Cream separator : en
  • DE594157C - Process for the absorption or recovery of carbon monoxide and diolefins or of one of these two compounds from gases or vapors : de en
  • DE594461C - Sludge centrifugal machine, in which the centrifugal drum consists of two drum parts and is provided with a closing slide for the sludge gap : de en
  • CH167829A - Ski binding. : de en
  • US1950618A - Hand brake : en
  • CA339983A - Photographic emulsion : en fr
  • US1950692A - Reversing mechanism for driving shafts : en
  • US1950823A - Burial casket : en
  • ES133163A1 - A new weapon-automatic system. : en es
  • ES2056Y - Counter device for liquor glasses poured from a bottle. : en es
  • US1950546A - Sole press : en
  • US1950504A - Perforating machine : en
  • CH167724A - Preparations for destroying pests, in particular rodents. : de en
  • US1951326A - Process for recovering manganese from ore : en
  • ES133366A1 - Procedure to preserve and clarify liquids that contain colloids. : en es
  • CH167953A - Process for the preparation of a mercury compound of podophyllin. : de en
  • CH167963A - Control slide register. : de en
  • US1950542A - Smoking pipe : en
  • US1950755A - Draft damper closer : en
  • US1950953A - Hollow forged valve and method of making the same : en
  • US1951149A - Electric apparatus : en
  • US1950939A - Machine for countersinking nuts : en
  • FR761140A - Improvements to electric lighting devices : en fr
  • FR761278A - Grid Magnetron : en fr
  • US1950423A - Sand toy : en
  • CA339963A - Explosive : en fr
  • FR761259A - Improvements relating to processes and apparatus intended for welding and similar operations : en fr
  • DE594059C - Device for sprinkling fields : de en
  • DE594109C - Mobile cinema camera tripod : de en
  • DE594122C - Diagonal strip cutting machine : de en
  • CH167856A - Cathode material for the electrolysis of molten alkali and alkaline earth halides. : de en
  • FR761292A - Device for maintaining a shaft longitudinally in at least one position relative to a bearing in which it rotates : en fr
  • US1950578A - Fabric stretching machine : en
  • NL32334C - : en
  • US1951265A - Furnace grate : en
  • GB407235A - Improvements in matrix dies for extruding heated metals : en
  • DE594194C - Fermentation process through fine ventilation : de en
  • ES133289A2 - APPLICATIONS IN THE OBJECT OF THE MAIN PATENT : en es
  • CA339972A - Electric contact device : en fr
  • CH167817A - Set up on note and appointment diaries, notebooks and the like to facilitate the overview of the entries. : de en
  • US1950575A - Check valve : en
  • US1951162A - Time delay mercury switch : en
  • US1951301A - Strand inlaying machine : en
  • CH167918A - Spreading device on electrical installation apparatus with base fastening slots for fastening the apparatus in flush-mounted boxes. : de en
  • ES2402U - Labels of letters and figures changeable. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407381A - Improvements in operating carbonising chambers or retorts : en
  • DE594152C - Process for obtaining tars from their emulsions with water : de en
  • ES131042A3 - A process for the manufacture of malt agglomerates. : en es
  • FR761337A - Device for multiple reproduction of originals with reverse writing : en fr
  • GB407217A - An improved loud speaker : en
  • ES133292A1 - A process for bleaching and dyeing ribbons obtained in the preparation for spinning. : en es
  • FR761250A - : fr
  • FR761122A - Amphibious bicycle : en fr
  • USPP87P - : en
  • DE594497C - Metal vapor rectifier : de en
  • ES132361A1 - Improvements in the switches. : en es
  • CA339949A - Tube cap : en fr
  • FR761324A - Valve holder plug ensuring, by the variable position of the valve, the safety shut-off and the drawing of liquids : en fr
  • FR761393A - Tin cans, in particular cans : en fr
  • DE594761C - Sanitary napkin : de en
  • ES2427U - Regulatory device of air (Machine-translation by Google Translate, not legally binding) : en es
  • DE594476C - Einspaen machine : de en
  • US1950397A - Wall structure and building unit : en
  • US1950387A - Slag formation and reduction in lead softening : en
  • US1950635A - Connecter : en
  • US1950688A - Perforating and forming apparatus : en
  • US1951211A - Arrangement for driving rotary compressors : en
  • FR761345A - Air cooling device for internal combustion engines : en fr
  • ES133367A3 - Improvements in variable pitch propellers. : en es
  • DE594125C - Process for the production of acetylene from methane or other gaseous hydrocarbons : de en
  • US1951034A - Adjustable repair clamp for bell and spigot joints : en
  • AU1255933A - Improvements in or relating to miniature vehicles for use in race games : en
  • US1950818A - Parasiticide : en
  • FR761150A - Ring chain device, with interlacing particularly applicable to the constitution of bracelets, rings and other similar articles of adornment : en fr
  • FR761280A - Cooking fat and method of making it : en fr
  • US1950612A - Art of coating metals with lead : en
  • US1950885A - Metans for preventing raveling of garment seams : en
  • US1950976A - Automobile control mechanism : en
  • DE594264C - Disc coil wound from parallel conductors with the inner end of each conductor connected to the outer end of the following conductor : de en
  • CA339928A - Proportioner : en fr
  • CH167888A - Horizontal piston press for pressing out chopped fruit, berries and other juicy fruits. : de en
  • FR761192A - Steam motor compressor unit for locomotives : en fr
  • FR761223A - Product intended to replace leather and to make all rubber articles made from fabrics : en fr
  • CA339980A - Abrasive cut off machine : en fr
  • GB407144A - Improvements in rabbit hutches, dog kennels, and like shelters for animals : en
  • DE594026C - Reservoir for the brake fluid of hydraulic braking devices on motor vehicles or on hydraulic power transmission systems : de en
  • DE594457C - Device for tapping and sucking off blood from slaughter animals : de en
  • FI15774A - Dörrlås : en fi
  • FR761146A - Safety and adjustment device for heating : en fr
  • CH168025A - Process for the production of a new anthraquinone derivative. : de en
  • FI15767A - Rolls of paperboard, paperboard and linen material : en fi
  • FR761321A - Wrist watch : en fr
  • FR761332A - Improvements to buoyant clothing : en fr
  • GB407224A - Improvements in or relating to polyphase rectifier systems : en
  • ES133209A2 - IMPROVEMENTS IN ELECTRIC DISCHARGE TUBES : en es
  • ES133231A1 - Systems for manufacturing and closing containers. : en es
  • CH167723A - Method for preventing plants from settling on masonry walls. : de en
  • US1950430A - Process of impregnation and product obtained thereby : en
  • CH167721A - Cultivator. : de en
  • DE593925C - Rotary rubber printing machine for indirect printing of workpieces : de en
  • ES133352A1 - Improvements in the hooking devices of suspended insulators. : en es
  • CH167762A - Collapsible rest furniture. : de en
  • FR761141A - Advanced machine for cutting ampoule necks : en fr
  • GB407327A - Improvements in and relating to footwear : en
  • CH167821A - Printed sheet, prepared to receive a text by reproducing it, process and device for its preparation. : en fr
  • DE594284C - Rotary piston machine with sickle-shaped working area : de en
  • CH167949A - Radioactive pad designed as a compress. : de en
  • US1950903A - Controlled reduction of photographic images : en
  • DE594229C - Electrical measuring device : de en
  • DE594404C - Method for the quantitative determination of low electrical conductivities and related parameters : de en
  • ES2415U - A molded part for artificial teeth (Machine-translation by Google Translate, not legally binding) : en es
  • FR761326A - Assembly comprising an oscillating circuit with positive resistance and two electronic resistors, one positive, the other negative : en fr
  • GB407084A - Improvements in or relating to centrifugal separators : en
  • US1950484A - Pipe wrapping tester : en
  • ES133355A1 - Improvements introduced in the heads porta blades for woodworking machines with vertical spindle and analog. : en es
  • DE556773C - Self-sealing coke oven door : de en
  • DE594233C - Roller for sheet glass drawing machines : de en
  • US1950577A - Automatic medicinal vaporizer : en
  • US1950581A - Variable speed transmission mechanism : en
  • US1950887A - Internal combustion engine : en
  • US1951217A - Vibration dampener and isolator : en
  • GB407117A - Improvements in or relating to the mounting of electric immersion heaters and other articles in the walls of tanks : en
  • GB407129A - Improved railway lines : en
  • CH167946A - Device for connecting the power supply cables to electrical discharge tubes. : de en
  • USD91734S - Design for a dress : en
  • GB407288A - Improvements in method of and means for heating a container electrically : en
  • NL32131C - GLOW-LIGHT REINFORCEMENT TUBE WITH AN AUXILIARY PANODE : en nl
  • CH167748A - Machine for mixing building materials, especially concrete. : de en
  • FI15734A - Cooling device for motor vehicles : en fi
  • GB407112A - Improvements in or relating to clutch operating mechanism for motor vehicles : en
  • CH167937A - Procedure for switching off reignitions in rectifiers. : de en
  • CH167886A - Switching device on electric elevators. : de en
  • US1950875A - Process for the vaporization of formamide : en
  • US1951331A - Support construction for radiators and the like : en
  • GB407192A - Photographic automatic shutter : en
  • AU1177733A - Improvements in and relating tothe form of floating vessels : en
  • CH167884A - Overlapping sheet metal connection. : de en
  • CH168019A - Process for the preparation of a dye of the anthrapyridone series. : de en
  • DE594447C - Shut-off device : de en
  • DE594366C - Material testing machine : de en
  • ES132813A3 - Procedure for obtaining products similar to soap and for the manufacture of soaps, detergents and the like. : en es
  • GB407718A - Improvements in or relating to electric cables : en
  • US1950511A - Electrically operated steam generator for individual heating units : en
  • US1951066A - Removing scale from pipes and tubes : en
  • GB407145A - Improvements in knitting pins : en
  • DE594336C - Fuel injection pump : de en
  • US1950631A - Brake and clutch pedal pad : en
  • US1951213A - Color-filter-mirror : en
  • US1951168A - Metal eyelet : en
  • USD91697S - Design for an ice-cream scoop : en
  • US1950503A - Lock : en
  • FI15725A - Shaft device, spike, y.m. for winding and unwinding fence wire : en fi
  • FR761362A - Mop, in particular for washing tiles, coverings, bodywork or other : en fr
  • US1950761A - Typewriting machine : en
  • ES133270A3 - A crucible furnace for smelting metal from printing plates and for similar uses. : en es
  • FR761130A - Advanced training in wind melting furnaces : en fr
  • DE594383C - Mast base : de en
  • ES133242A1 - Improvements in refrigeration appliances by absorption. : en es
  • USD91724S - Design for a shoe : en
  • ES133327A1 - Improvements in cement kilns or similar materials. : en es
  • DK48490C - Vacuum cleaner. : da en
  • FR761244A - Method and apparatus for forming the warp of yarns for darning fabrics, garments, stockings, socks and the like : en fr
  • GB407230A - Improvements in telekinematographic transmitters : en
  • GB407250A - Improvements in and relating to method and means for mining a soluble : en
  • ES133394A3 - A procedure for making labels with drawings and inscriptions woven into them. : en es
  • ES2091Y - Hook for ajar blinds. : en es
  • ES133220A1 - A fastening device for wheels of mine saloons, wagons or other, mounted crazy on their axles. : en es
  • DE594134C - Switching device for electrical equipment that should be able to be connected to networks of various voltages and currents : de en
  • FR761357A - : fr
  • GB407116A - Improved apparatus for obtaining unsaturated steam or vapour : en
  • US1950807A - Air conditioning apparatus : en
  • US1951324A - Process for treating hydrocarbons : en
  • FR761312A - Process for the preparation of coffee infusion from green coffee beans : en fr
  • ES133207A1 - A new procedure for the manufacture of footwear. : en es
  • US1950637A - Engine mounting : en
  • US1950958A - Folding table : en
  • ES132626A1 - Improvements in the manufacture of metal tubes for the installation of electrical conductors. : en es
  • FR761166A - Piezoelectric quartz and similar improvements : en fr
  • GB407281A - A carbon bow current collector for electric vehicles : en
  • CH167878A - Piston rod attachment to the cross head in piston engines. : de en
  • US1950590A - Slack adjuster for valves : en
  • ES133203A3 - An automatic billiard meter-meter. : en es
  • ES133308A1 - A machine to configure molds to obtain filleted castings. : en es
  • GB407218A - Improvements in rubbish bins : en
  • US1950666A - Control system for radio receiving sets : en
  • DE594442C - Container for holding flower bulbs : de en
  • US1951229A - Ejector for power presses : en
  • DE594257C - Process for the production of heat-insulating and soundproof building materials : de en
  • US1950712A - Sprinkler : en
  • CA340090A - Gas supplying apparatus : en fr
  • DE594164C - High pressure socket connection with gland seal : de en
  • DE594253C - License plate for motor vehicles : de en
  • NL32289C - : en
  • US1950962A - Electric booster mechanism : en
  • DE594500C - Bell knife for leather sharpening machines : de en
  • US1950808A - Rolling awning or screen housing and support : en
  • US1951204A - Carton : en
  • DE594450C - Bone cutter : de en
  • DE594285C - Device for ambulance transport : de en
  • CH167978A - Filling device in storage containers for bulk goods. : de en
  • FR761293A - Magnetic speedometer : en fr
  • US1950998A - Wheel coupling device : en
  • US1951054A - Projection lantern : en
  • US1951091A - Method of manufacturing chromium of chromium alloys : en
  • US1951144A - Mailing folder : en
  • USRE19110E - Centrifugal clutch : en
  • US1950991A - Seed display stand : en
  • US1950412A - Loom : en
  • US1950627A - Door operating apparatus : en
  • CH167806A - Process for the preparation of an azo dye. : de en
  • CH167827A - Reservoir pen holder. : en fr
  • US1950871A - Method of making composite metal articles : en
  • US1951089A - Driving mechanism for motor vehicles : en
  • DE594387C - Arrangement to facilitate the running-in of pistons in cylinders for internal combustion engines : de en
  • ES133379A3 - A new procedure for the manufacture of braids or ribbons of thread or cotton for footwear, belts, hats and all kinds of braided articles and fabrics and similar purposes. : en es
  • ES133232A1 - Process of making a vegetable product for the preparation of a hot drink. : en es
  • ES133410A1 - Improvements introduced in the manufacture of tongue and groove parts for woodworking machines. : en es
  • CA340071A - Antenna heating system : en fr
  • DE594165C - Brassiere : de en
  • DE594208C - Photographic filter sheets : de en
  • DE594407C - Storage container with insulating vessel : de en
  • ES133294A1 - Quick opening and closing valve without water hammer. : en es
  • FI15728A - Laundry angel : en fi
  • FR761108A - Device intended to improve the chimney draft : en fr
  • ES132581A1 - A ferris wheel for water elevation. : en es
  • FR761272A - Motorcycle Engine Auto Cooler : en fr
  • US1950460A - Process for the conversion of oxygen containing carbon substances : en
  • CH167855A - Process for the preparation of metals and metal alloys from metal-containing compounds by thermal cleavage. : de en
  • FR761177A - Process for the preparation of molding powders from methyl aldehyde and from carbamide and derivatives, and powders thus obtained : en fr
  • GB407695A - Improvements in means for preventing unauthorized operation of brake levers on motorvehicles : en
  • US1950455A - Silencer : en
  • US1950697A - Reducing discoloration of motor fuels : en
  • US1951064A - Cable cone clamp : en
  • US1951285A - Beverage cooling apparatus : en
  • ES133202A1 - Improvements introduced in the frames and welded baseboards for internal combustion engines. : en es
  • GB407078A - Improvements in and relating to appliances for teaching elementary arithmetic : en
  • FR761209A - Improvements to measuring devices : en fr
  • FR761284A - Self-threading needle : en fr
  • FR761263A - Improvements relating to cosmetic cases : en fr
  • US1951015A - Water heating and deaeration : en
  • US1951102A - Circular knitting machine : en
  • ES133140A1 - A procedure for welding aluminum. : en es
  • CH168022A - Process for the production of a vat dye. : de en
  • US1950491A - Grinding machine : en
  • US1950865A - Dental crown gauge : en
  • CH167952A - Process for the manufacture of a medicinal or vaccine. : de en
  • USD91701S - Design for a card dealing machine : en
  • FR761215A - Improvements in the transmission of direct current pulses in telephone, telegraph, remote control or similar systems : en fr
  • ES2004U - Nails or metal pitches to indicate the steps for pedestrians in the roadways. (Machine-translation by Google Translate, not legally binding) : en es
  • NL32246C - : en
  • US1951287A - Duplex envelope : en
  • US1950954A - Cementing agent for cellulosic plastics : en
  • CA339984A - Photographic emulsion : en fr
  • US1950474A - Vacuum brake : en
  • US1951088A - Crane safety device : en
  • CA340103A - Textile apparatus : en fr
  • CH167740A - Snow plow for pulling or pushing force. : de en
  • DE594240C - Method of making a screen : de en
  • AU1168733A - Press ofthe worm screw type : en
  • US1951202A - Cabinet : en
  • US1950782A - Soap dispenser : en
  • DE594126C - Process for the production of pure betaine rhodanide : de en
  • DE594231C - Method for measuring and registering radiation quanta : de en
  • CA340088A - 3-methylal-3-oxymethl-n-pentane : en fr
  • CH167828A - Removable device with keys for musical instruments with keys. : en fr
  • CH167939A - Method of charging electric furnaces to perform operations comprising reductions, and furnace for implementing this process. : en fr
  • CH167866A - Process for the manufacture of rubber and hard rubber articles. : de en
  • CH167805A - Process for the production of a chromium-containing azo dye which coloring in shades of pink. : de en
  • CH167857A - Device for reducing and displaying the oxygen pressure in oxygen battery systems. : de en
  • ES2442U - Throwing dart for target shooting. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407722A - Improvements in or relating to the manufacture of hydration products of olefines : en
  • AU1302033A - Improvements in oir relating to the recovery of sulphur dioxide from gas mixtures : en
  • CH167994A - Safety device on aerial cableways with a trolley interception device that acts on their suspension cable in the event of a cable break. : de en
  • GB407080A - Improvements in or relating to bed settees, couches, divans and the like : en
  • DE594107C - Process for the production of grinding stones : de en
  • DE594169C - Process for the preparation of sulfur-containing anthraquinone derivatives : de en
  • AU1282733A - Variable speed power transmission mechanism : en
  • CA340033A - Display stand and card : en fr
  • CH167958A - A process for the preparation of a stable and sterilizable oily solution of bismuth mono-a-butylnormal thiolaurate. : en fr
  • CA339933A - Carboxylic acid : en fr
  • CA339998A - Locomotive arch : en fr
  • FR761336A - Improvements in the construction of railway bogies : en fr
  • US1950401A - Metallic window sash and casing construction : en
  • GB407290A - Improvements in or relating to control devices for the knitting members of flat knitting machines, particularly pearl machines : en
  • DE594249C - Film projector with optical compensation for image migration : de en
  • GB407184A - Improvements in or relating to electric treadle or mat switches : en
  • ES2165U - Apparatus to clean crystals. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761126A - Device for protecting acetylene pipes and generators against backflow of oxygen : en fr
  • FR761169A - Door locks controlled by their own operating devices : en fr
  • GB407127A - Improved process for the treatment with hydrogenating gases of distillable carbonaceous materials : en
  • DE594406C - Rotary piston machine with slide piston : de en
  • ES133190A1 - Mechanical-electrical device for automatic sale. : en es
  • CH167981A - Automatic coupling device for vehicles. : en fr
  • DE594160C - Filling head for gas generator : de en
  • DE594241C - Flat slide control for internal combustion engines : de en
  • GB407198A - An appliance for use in examining the mouth and antrum for use in operating in the mouth : en
  • US1950614A - Control apparatus : en
  • US1951267A - Trombone : en
  • DE594385C - Push rod lock for mowing machines : de en
  • ES1877Y - Coffee maker with ascending water circulation. : en es
  • ES133301A1 - A process for the manufacture of knitted or knitted velvet fabrics for tufts or slits for slippers, espadrilles and other similar footwear. : en es
  • FR761239A - Addition of object trolleys to children's mobile beds : en fr
  • DE594440C - Pneumatic contact device, especially for speaking machines with tape-shaped sound carriers : de en
  • GB407679A - Improvements in or relating to appliances or apparatus employing high frequency electric currents for medical or curative purposes : en
  • FR761184A - Construction process for metal or other panels : en fr
  • GB407308A - Improvements in and connected with sanding nozzles : en
  • US1950725A - Ribbon feed and reverse mechanism : en
  • GB407195A - Improvements in or relating to roofing tiles : en
  • US1950435A - Catalytic process for preparing halogen butadienes : en
  • US1950973A - Hack saw : en
  • ES133314A3 - Process for manufacturing hollow rubber objects starting from latex. : en es
  • DE594369C - Frequency monitoring arrangement : de en
  • FI15736A - Anordning för bestämning av varaktigheten av telefonsamtal : en fi
  • US1950395A - Means for operating gas filled luminescent tubes : en
  • ES2103Y - Container for injection needles. : en es
  • GB407200A - Manufacture of disodium carbimide : en
  • ES133329A1 - Static transformer three-phase-single-phase armature and separate inductors. : en es
  • US1950792A - Shutter for automobile radiators : en
  • US1950873A - Hinge : en
  • NL32200C - GLOW LIGHT REINFORCEMENT TUBE : en nl
  • US1951158A - Golf bag : en
  • FR761235A - Method and device for the manufacture of pipes for masts, supports and the like : en fr
  • US1950551A - Refrigerating apparatus : en
  • US1950677A - Pole reenforcement : en
  • DK48494C - Apparatus for Polishing and Re-polishing Leather Footwear. : da en
  • AU1373733A - Improvements in or relating to sorting devices, for rapid sorting of office papers and any small articles : en
  • CA339961A - Water closet ventilating apparatus : en fr
  • CH167757A - Window cleaning device. : de en
  • CH167999A - Device for transmitting the position of a line signal to a moving train. : de en
  • ES2092Y - Device for cleaning combs. : en es
  • GB407155A - Improvements in electric lighting units : en
  • GB407171A - Improvements in golf-tees : en
  • ES133249A1 - Auto-itinerary-warning and its industrial procedure. : en es
  • GB407280A - Improvements in or relating to ventilating devices for vehicles : en
  • CH167956A - Process for the preparation of N-allylated C, C-disubstituted barbituric acids. : de en
  • ES2290U - Device that allows to obtain two or more simultaneous visions or projections. (Machine-translation by Google Translate, not legally binding) : en es
  • DE594495C - High-voltage transformer, the high-voltage winding of which is housed in a one-piece coil box made of insulating material. : de en
  • ES2404U - A document driller for filing (Machine-translation by Google Translate, not legally binding) : en es
  • ES2419U - Cushion for seats and backrests of automobiles and for other analogous uses. (Machine-translation by Google Translate, not legally binding) : en es
  • CH167839A - Test bench. : de en
  • USD91730S - Design for a dress : en
  • US1950693A - Mechanical filter : en
  • CA340108A - Ski fitting : en fr
  • CA340109A - Centrifugal governor : en fr
  • CH167793A - Device for taking measurements of a part of the body such as those of the foot and the leg. : en fr
  • CH167727A - Construction. : en fr
  • CA340094A - Electrolytic apparatus : en fr
  • CA340025A - Electric switch : en fr
  • AU1216633A - An improved method of packing biscuits, cakes andthe like : en
  • CA339935A - Carboxylic acid : en fr
  • CH167872A - Kettle for painting material such as lime, blancfix, mineral paint and the like, which can be used by two people at the same time. : de en
  • CH167989A - Tire rim. : en it
  • US1951017A - Method of treating chemical pulf : en
  • US1950971A - Reduction gear : en
  • FR761370A - Improvements to caissons for jacking operations : en fr
  • GB407276A - Method of protecting lead : en
  • US1950743A - Locomotive : en
  • US1950746A - Production of resin-like condensation products : en
  • US1951197A - Joint construction : en
  • US1951259A - Battery terminal : en
  • GB407167A - Carburettors for internal-combustion engines : en
  • DE594391C - Ski edge fitting : de en
  • US1951266A - Safe guard : en
  • CA339981A - Floor surfacing machine : en fr
  • US1950883A - Treatment of aluminum hydrate : en
  • CA339943A - Cutting machine for seed potatoes : en fr
  • CH167841A - Clamp for laboratory use. : de en
  • ES132573A3 - A procedure for the construction of toy vehicles with a greater or lesser number of mountable and removable parts. : en es
  • US1951189A - Automatic brake and electric ignition control for automobiles : en
  • US1951038A - Camera mechanism : en
  • US1950409A - Combined egg candler and dater : en
  • US1950751A - Fence post : en
  • USD91719S - Design for a bracelet or similar : en
  • US1950771A - Wire clamp and connecter : en
  • US1950943A - Transferring and stacking mechanism : en
  • DE594459C - Device for wet twisting threads : de en
  • ES133236A1 - IMPROVEMENTS IN THE OBTAINING OF SOLID FUELS TO MAKE THEM FLAMMABLE TO THE SPARK AND ITS CORRESPONDING EXECUTION PROCEDURE : en es
  • ES133376A1 - A breeder for chicks. : en es
  • FR761103A - System of column trays to be distilled, rectified, purified, dehydrated, etc. : en fr
  • DE594427C - Parcel counter : de en
  • DE594455C - Transition cover : de en
  • ES133205A1 - PROCEDURE FOR DEVELOPING SILVER HALOGENIDE EMULSIONS : en es
  • US1950622A - Lighting fixture : en
  • DE594463C - : de en
  • GB407204A - Improvements in the manufacture of shoes : en
  • FR761371A - Universal joint : en fr
  • FI15784A - Flasklåda : en fi
  • FR761392A - Improvements to woven belts and their manufacturing process : en fr
  • CA339947A - Exploding wedge : en fr
  • CH167790A - Rubber apron. : de en
  • US1950402A - Work carrier : en
  • US1950801A - Construction column : en
  • ES133226A1 - Key or graft tap to be assembled and disassembled in the pipes without cutting the pressure. : en es
  • ES133240A1 - Soles manufacturing process for all kinds of footwear. : en es
  • FR761109A - Construction process for isothermal buildings and materials for the application of this process : en fr
  • ES133259A1 - A new ignition procedure for ionized mercury vapor lamps. : en es
  • ES2445U - New reinforcement to make ties and ties unbreachable. (Machine-translation by Google Translate, not legally binding) : en es
  • CH167852A - Process for the production of press-welded objects. : de en
  • GB407156A - Improvements in photographic and the like objectives : en
  • CA339974A - Ventilating system : en fr
  • CA340018A - Acoustical ceiling : en fr
  • US1950406A - Method and apparatus for controlling electrical waves : en
  • US1950877A - Telephone system : en
  • DE594174C - Drawing table with differential gear and parallelogram drawing device : de en
  • DE594193C - Process for the fine ventilation of Gaerbottichen : de en
  • GB407356A - Process for protecting wool, fur, hair, feathers and the like against attack by moth : en
  • US1951099A - Sterilizer : en
  • ES133166A1 - A camera installation for the use of ethylene gas as a ripener for fruits and vegetables. : en es
  • US1951049A - Fluid-pressure system : en
  • US1950489A - Cartridge fuse, knife blade type : en
  • US1950833A - Fluid dispensing apparatus : en
  • US1951157A - Laundry machine : en
  • US1951185A - Art of separating mixed gases : en
  • DE594051C - Process for the preparation of metal-containing azo dyes : de en
  • ES2068Y - Fixed wall coat rack. : en es
  • CA339967A - Barbed wire stringing device : en fr
  • CH167922A - Compressed gas switch with multiple interruption. : de en
  • DE594358C - Chip basket for transporting fruit, vegetables or the like. : de en
  • DK48493C - Method of Preparation of Secondary and Tertiary Derivatives of the Aminomethyl Heptene. : da en
  • USD91723S - Design for a shoe : en
  • DE594363C - Process for the production of alkali azides, especially sodium azide : de en
  • ES133191A1 - A mechanical device to calculate proportions. : en es
  • GB407723A - Improvements in or relating to electric secondary batteries : en
  • FR761361A - Automatic stop device for adjusting the inclination of the backrest of day beds, patient beds, or the like : en fr
  • GB407181A - Improved manufacture of high molecular mercaptans : en
  • ES133277A1 - A process for the manufacture of or containing rubber articles, with small holes therethrough. : en es
  • US1950515A - Master switch : en
  • US1950914A - Transmission : en
  • US1950516A - Phenoplastic and method of preparing same : en
  • US1951080A - Cock-grinding machine : en
  • US1950608A - Method of and means for increasing the electrical strength of cables : en
  • US1951291A - Chaser holder with heeled clamps : en
  • DE594342C - Process for seasoning canned food : de en
  • ES2097Y - Hygienic salt shaker. : en es
  • ES132296A1 - A procedure for the construction of seamless conduits. : en es
  • DE594340C - Rotating shears for several rolling veins in motion : de en
  • FR761298A - Voltage regulator device for four-pole dynamo : en fr
  • FR761352A - Process for the production of incandescent cathodes with indirect heating : en fr
  • GB407146A - Improvements in or relating to power transmission mechanism : en
  • CH167914A - Socket. : de en
  • DE594162C - Glow discharge tube with a cylindrical glass cover : de en
  • DE594386C - Push rod lock for mowing machines : de en
  • DE594423C - Mechanical train control device : de en
  • DE594504C - Uterine pessary made of cotton wool or the like. : de en
  • FR761384A - Regulation device for an electric generator driven by a heat engine : en fr
  • US1950742A - Top post and connection : en
  • US1951235A - Smoke box structure for locomotives : en
  • DE594368C - Circuit arrangement for telephone systems with dialer operation, in which connections of different values are established via the same connection devices : de en
  • USD91725S - Design fob a shoe : en
  • ES133198A1 - A new procedure for the manufacture of soles for footwear. : en es
  • DE594460C - Economy cartridge : de en
  • GB407253A - Improvements in writing implements : en
  • US1950972A - Detachable sporting-shoe mud cleat : en
  • FR761389A - Interchangeable shank system for picks and similar tools, and resulting new industrial products : en fr
  • DE594111C - Method and device for connecting the overlapping ends of metal straps, especially for strapping packages : de en
  • DE594265C - Electrolytic capacitor with porous layers that are arranged between the capacitor electrodes and soaked with an electrolytically active compound : de en
  • US1951024A - Deaerating apparatus : en
  • DE594017C - Self-seller with fee collection device : de en
  • FR761125A - Improvements to t devices. s. f. : en fr
  • DE594379C - Water pressure pulsation device, especially for massage purposes : de en
  • US1950729A - Asparagus cutting machine : en
  • CA340078A - Synthetic resin product : en fr
  • FR761256A - Winding-unwinding device of an endless belt wound, except for a loop, in superimposed layers forming a spiral : en fr
  • CH168000A - Barrier. : de en
  • CH167915A - Electric cable. : en fr
  • AU1267733A - Improvement in method and apparatus for dispensing gas material : en
  • GB407226A - Improvements in or relating to beaters for paper pulp and like material : en
  • US1950378A - Strainer : en
  • FR761314A - cold hair waving pin : en fr
  • GB407283A - Improvements relating to water-tube battery condensers or like kind of apparatus of the reversible gas-flow type, for use in gas plant : en
  • FR761356A - Device for grinding or polishing smooth or profiled bodies : en fr
  • GB407708A - Improvements in or relating to the immunisation of seed grain and the like : en
  • DE594331C - Device for determining the weight content of liquid containers : de en
  • ES131040A3 - A procedure for the manufacture of cocoa agglomerates. : en es
  • FR761137A - Automatic tensioner device for bicycle chain : en fr
  • FR761217A - Product replacing leather, and its manufacturing process : en fr
  • FR761124A - Burner mounting device for gas stoves : en fr
  • FR761252A - Process for the preparation of lubricating oils and improvers for these oils : en fr
  • DE594494C - Three-phase electric motor drive for work machines with fluctuating loads, especially scissors : de en
  • US1950727A - Thermostatic valve structure : en
  • US1951004A - Apparatus for drying coating paper : en
  • FR761381A - Combined Ash Screening Charcoal Bucket System : en fr
  • GB407371A - Improvements in or relating to building constructions : en
  • DE594507C - Vacuum cleaner for suction and blowing operation : de en
  • FI15751A - A screw press used in the manufacture of casein or the like : en fi
  • US1950479A - Stop device for tabulating machines : en
  • US1950571A - Self inflating pillow : en
  • US1951220A - Rod coupling : en
  • ES133174A1 - A procedure for obtaining margarine of the same qualities as cow butter, both for its degree of fusion and taste and aromatic smell. : en es
  • ES133212A1 - Balancing glass, especially for vehicles on rails. : en es
  • FI15771A - Installation of the engine on the bicycle : en fi
  • FR761218A - Transparent-lit police plate : en fr
  • CH167975A - Non-slip iron for draft animals. : en fr
  • US1950709A - Attachment for bathing infants : en
  • US1950681A - Three-wing panicfroof revolving door : en
  • US1951205A - Decolorized refined petroleum product and method of producing same and decolorizing agent therefor : en
  • US1951294A - Gaseous electric discharge device : en
  • US1951272A - Homopolar pipe welding generator : en
  • US1950576A - Auxiliary lens : en
  • DE594343C - Device for demonstrating objects of all kinds : de en
  • US1951262A - Fuel-mixing device : en
  • FR761347A - Tissue revitalization process : en fr
  • US1951071A - Refrigerator tray : en
  • US1951247A - Steering gear for motor vehicles : en
  • DE594238C - Surveying device, leveling device or the like. : de en
  • US1950797A - Automobile crank-nonkicking : en
  • US1950816A - Display container : en
  • DE594470C - Process for the production of a watertight, accessible roof covering for flat roofs : de en
  • GB407227A - Improvements in or relating to the production of hydrocarbons of low boiling point by the destructive hydrogenation of solid carbonaceous materials : en
  • DE594282C - Vacuum switch : de en
  • ES2400U - Stopper perfected for barrels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761376A - bucket elevator : en fr
  • GB407193A - Improvements in and relating to the cracking of hydrocarbon oils : en
  • US1950407A - Cylinder grinder : en
  • US1950940A - Awning rod holder : en
  • US1950927A - Flexible cover for vehicles : en
  • DE594372C - Starting procedure for asynchronous machines excited by three-phase machines : de en
  • GB407296A - Device for catching the liquid flowing out of the uterus : en
  • GB407248A - Improvements in or relating to chocolate : en
  • ES2396U - A new refrigerator (Machine-translation by Google Translate, not legally binding) : en es
  • FR761363A - Knitting process with elastic yarn on forming looms, and new products resulting from its application : en fr
  • GB407265A - Improvements in apparatus for delivering measured quantities of liquid : en
  • US1951096A - Double acting jack : en
  • CA339966A - Insecticide, cleaning agent, etc. : en fr
  • US1950431A - Halogen derivative of acetylene polymers and process for making same : en
  • US1950606A - Electric resistance : en
  • CH167853A - Aluminum alloy. : de en
  • CH167927A - Automatic installation switch with switch-on pushbutton and contact element that can move perpendicular to the axis of the button. : de en
  • AU1322733A - Improvements in or relating tothe production of fabricated structures : en
  • DE593753C - Injection carburetor : de en
  • DE594191C - Clock to indicate different local times : de en
  • US1950882A - Brake rod cushioning device : en
  • US1951122A - Interlocked solder joint and method of making the same : en
  • US1950979A - Metal binding strip : en
  • US1950989A - Control mechanism : en
  • US1951059A - Sash pulley : en
  • US1950945A - Manufacture of fertilizers : en
  • CA340002A - Door check : en fr
  • ES2083Y - Roasting station for roasting and selling chestnuts, coffee, chickpeas, peanuts, etc. : en es
  • CH167741A - Trolley for waste bins with facility for opening and closing the bin lids. : de en
  • US1950888A - Vibration damper : en
  • US1950377A - Apparatus for handling packed metal stock : en
  • CA340029A - Brake valve spring mechanism : en fr
  • CH167986A - Wheel with removable rim, especially for motor vehicles. : de en
  • US1950425A - Combined truck and mound covering device : en
  • US1950683A - Lighter for gas burners : en
  • US1950735A - Process for desulphurizing hydrocarbon oils : en
  • GB407304A - Improvements in high-frequency band filters : en
  • US1950736A - Freewheeling device : en
  • AU1284933A - Improvements in or relating tothe treatment of hyrdocarbon oils : en
  • US1950740A - Cigarette carton : en
  • US1950798A - Excitation of loud speaker motors : en
  • US1951279A - Pump attachment for internal combustion motors : en
  • US1950399A - Relaxation circuit oscillator : en
  • US1950758A - Glass machine : en
  • AU1283933A - Improved fruit grading apparatus : en
  • CA339997A - Cellulose pulp tank : en fr
  • FR761265A - Automatic cold control in appliances using carbonic acid ice : en fr
  • FI15740A - Frequency setting for electrical cables or LED cables with ometalled connection and with high voltage cables and LEDs : en fi
  • FR761341A - Process for preparing photographic discoloration layers : en fr
  • GB407182A - Improvements in and relating to delivery apparatus for granular material and the like : en
  • DE594232C - Process for the production of radium-active substances by depositing the decay products of the emanations in the air on negatively charged metal electrodes : de en
  • US1950928A - Apparatus for effecting the tying of wool bale and like ties : en
  • ES2433U - Metal box to easily separate the cover of it. (Machine-translation by Google Translate, not legally binding) : en es
  • US1950649A - Colorgram and method of making and using the same : en
  • CH167752A - Process for the manufacture of glass products and device for its implementation. : en fr
  • DE594410C - Closing head for capsule machines : de en
  • DE594490C - Magnet system, especially for dynamic loudspeakers : de en
  • ES133224A2 - REGULATION TRANSFORMER FOR STEPLESS VOLTAGE REGULATION : en es
  • FR761181A - Improvements to analyzer devices in television : en fr
  • DE594114C - Cleaning or freshening agent for cloth or linen sports shoes : de en
  • DE594324C - Conductor insulation for electrical machines : de en
  • CH167948A - Denture. : en fr
  • US1951095A - Pressure reducing valve : en
  • US1951160A - Manufacture of magnesium chloride : en
  • US1950705A - By-passing device for idle running steam engines : en
  • CH167882A - Closure device on pressure vessels. : de en
  • US1950948A - Osteo-rotor : en
  • CA340057A - Nut guide for tapping machines : en fr
  • DE594355C - Trigger device for aircraft firearms : de en
  • ES133195A1 - Toy cinematographic apparatus. : en es
  • US1950639A - Timing control for synchronized power transmissions : en
  • US1950867A - Pivot bearing for clocks, watches, and other precision instruments : en
  • GB407261A - Improvements in regulators for the thread or yarn guides of the winding mechanism ofrayon spinning, yarn winding, twisting at delivery, spooling and like machines : en
  • DE594196C - Device for the production of pipes with an inwardly thickened head end : de en
  • US1950552A - Relay cover : en
  • US1951011A - Paper bag : en
  • US1951092A - Furnace charging apparatus : en
  • US1951243A - Circuit breaker releasing mechanism : en
  • US1950480A - Accounting machine : en
  • US1950739A - Refining treatment of hydrocarbon oils : en
  • US1951113A - Electric discharge device : en
  • US1951013A - Shock absorbing device : en
  • US1950501A - Rock crushing plant : en
  • US1951001A - Steam turbine spur-gear power-box for stoker drives : en
  • US1951281A - Method and apparatus for conditioning materials : en
  • DK48491C - Machine for Pasteurization and Emulsification of Dairy Products. : da en
  • FR761113A - Iron alloy for the manufacture of stainless articles that resist acids and high heat : en fr
  • CH168002A - Watercraft. : de en
  • DE558654C - Heat and cold exchange apparatus, in particular for cold machines : de en
  • DE593451C - Two-needle hemstitch sewing machine : de en
  • US1951280A - Cyclic oxidation of alcohols to form aliphatic acids : en
  • US1950630A - Washing machine : en
  • US1951275A - Metal reshaping machine : en
  • US1950913A - Sewing machine : en
  • CA340019A - Acoustical ceiling : en fr
  • CA340070A - Antenna : en fr
  • CH167754A - Installation for glass spinning. : en fr
  • FR761143A - Improvements to railway crossings : en fr
  • GB407299A - Apparatus for permanent waving : en
  • US1950539A - Package and closure element therefor : en
  • US1950441A - Preparation of halogen butadienes and process of preparing the same : en
  • US1950787A - Fuel burner : en
  • US1950531A - Circuit for X-ray multiple tube stands : en
  • US1951016A - Fur scraping and fleshing apparatus : en
  • CH167749A - Device for connecting a pipe to a connecting piece. : de en
  • DE594202C - Dimmable headlights for motor vehicles : de en
  • DE594281C - Device to increase the usability of shunting systems with eddy current track brakes : de en
  • DE594433C - Mercury vapor lamp or rectifier burning under atmospheric pressure : de en
  • ES133396A1 - Procedure to sterilize residual water. : en es
  • FR761302A - Photophonographic apparatus : en fr
  • CH167995A - Vehicle driven by an internal combustion engine by means of electrical transmission. : de en
  • CH168032A - Process for the preparation of a therapeutically valuable derivative of veratrum acid. : de en
  • ES1865Y - Bucket for running water toilets. : en es
  • GB407166A - Ultra-short wave high frequency amplifier : en
  • CH167775A - Method for beating up the weft threads in looms and device for carrying out the method. : de en
  • US1951194A - Automatic broaching machine : en
  • USD91746S - Design for a sun hat : en
  • CH167972A - Holding rail for plates in display stands, protective walls, attachments for counters or the like. : de en
  • ES133418A1 - Improvements in knitting machines. : en es
  • GB407099A - Improvements in lubricators for colliery tubs and the like : en
  • GB407123A - Improved means for preventing damage to water and like pipes by frost : en
  • GB407179A - Improvements in printing-face-forming matrices : en
  • DE594337C - Fuel injection pump : de en
  • US1950446A - Automatic device for dissipating energy : en
  • USD91736S - Design for a dress : en
  • GB407364A - Improvements in looms for weaving pile fabrics : en
  • CA339958A - Sliding fastener fixing device : en fr
  • US1950762A - Typewriting machine : en
  • US1950909A - Tablet packaging machine : en
  • CA340006A - Cellulose ether derivative : en fr
  • DE594146C - Hand embroidery frame attachment : de en
  • CH167798A - Method and electrode for carrying out power-consuming electrochemical processes. : de en
  • DE594327C - Hemostatic pen : de en
  • US1950560A - Signal : en
  • FR761245A - Means for obtaining the triggering of warning signals against theft by breaking or cutting surfaces and in particular windows or mirrors : en fr
  • US1950707A - Mining machine : en
  • USD91710S - Design for a buckle : en
  • CH168021A - Process for the production of a vat dye. : de en
  • NL32550C - : en
  • US1950452A - Aqueous dispersion of rubber and method of making same : en
  • US1950624A - Pumping device and method : en
  • DE594299C - Weaving method and device for its implementation : de en
  • CA339940A - Tire scuff detector : en fr
  • US1950404A - Shuttle and needle mechanism for weaving : en
  • US1950956A - Method of coating chloramine and product thereof : en
  • DE583236C - When the room temperature rises, the locking device for doors, especially sliding and wing doors, shutters, etc. : de en
  • FR761266A - Improvements to coffee grinders : en fr
  • FR761291A - Device simultaneously indicating the nature, voltage and possibly the frequency or polarity of an electric line : en fr
  • CA340073A - Ester manufacture : en fr
  • CH167951A - Drip stopper. : de en
  • AU1044832A - Improvement in food products and their manufacture : en
  • DE594523C - Reading and computing device : de en
  • US1950475A - Tabulating machine : en
  • DK48486C - Tool for Use in the Manufacture of Patterned Textiles. : da en
  • DE594325C - Device for soldering the power supply wires of electric lamps and discharge tubes on the base : de en
  • FR761238A - Fixing device for auxiliary motors of bicycles : en fr
  • FR761279A - Bakery and pastry products and process for making them : en fr
  • GB407110A - Improvements relating to light reflectors for signs and the like : en
  • CH167935A - Device for converting direct current into multiphase current by means of grid-controlled discharge vessels. : de en
  • DE594347C - Hydraulic regulator for prime movers equipped with a feedback device : de en
  • US1951107A - Oil can : en
  • US1950886A - Vibration dampener for crank shafts : en
  • US1950764A - X-ray apparatus : en
  • US1950381A - Automatic take-up for brakes : en
  • US1950470A - Radiant burner : en
  • DE594018C - Rotary piston internal combustion engine : de en
  • DE594510C - Block of combined paper sheets prepared for individual removal for cleaning eye glasses and the like. like : de en
  • ES2086Y - Movable headlight device for cars. : en es
  • ES2416U - Closing device for container. (Machine-translation by Google Translate, not legally binding) : en es
  • US1950389A - Treatment of lead softener drosses : en
  • US1950490A - Electric switch : en
  • US1950720A - Chlorination of gaseous hydrocarbons : en
  • DE594483C - Heat exchangers, in particular feed water preheaters : de en
  • US1950947A - Pipe fitting member : en
  • US1951135A - Butt plate for gunstocks : en
  • GB407141A - Improvements in or relating to covers for fruit baskets and other similar receptacles : en
  • GB407672A - Process and apparatus for the sterilised filling of liquids, more especially beverages like beer, fruit juices and the like, into glass bottles having a suitable closure : en
  • US1951212A - Emergency brake release : en
  • USD91744S - Design for a roof or similar article : en
  • DE594042C - Closed fuse for alternating current : de en
  • DE594123C - Steep index : de en
  • ES133343A1 - Procedure for manufacturing a binder to agglomerate carbons and for superficial and deep irrigation of roads and streets. : en es
  • FR761283A - Thermionic generator of high and very high frequency electrical oscillations : en fr
  • FR761309A - Method and apparatus for pulverizing coal : en fr
  • ES133404A1 - A rotary wing airplane system. : en es
  • DE594283C - Impulse remote switch with double magnet : de en
  • DE594443C - Device on internal combustion engines for mixture improvement : de en
  • DE594187C - Shoot bolt lock with oppositely moving locking bars : de en
  • ES133262A1 - A blower or axial pump of various graduations. : en es
  • ES2394U - Device to avoid the subtraction of the plugs of the radiators and gas tank of the automobiles. (Machine-translation by Google Translate, not legally binding) : en es
  • CH168006A - Device for sterilizing and cleaning vessels with an opening on a neck-like part, in particular bottles. : de en
  • ES133181A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • CH167760A - Springy seating furniture. : de en
  • GB407064A - Improvements in taps or cocks for gas, fluids and the like : en
  • DE594181C - Measuring tap with hydraulic turnstile : de en
  • US1950623A - Method of and machine for producing spiral fin tubing : en
  • US1951316A - Vacuum cleaner nozzle : en
  • DE594428C - Process for the production of cable connections on carbon brushes for electrical machines using a sleeve made of metal carbon : de en
  • GB407258A - Improvements in and relating to cinematograph apparatus : en
  • CA340001A - Brake : en fr
  • USD91709S - Design for a buckle : en
  • CH167859A - Microscope attachment device on machine tools. : de en
  • US1950864A - Die-casting machine : en
  • US1951142A - Apparatus for and method of manufacturing electric discharge devices : en
  • CA339986A - Photographic emulsion : en fr
  • CH167907A - Artificial ice rink. : de en
  • CA340091A - Rotary gas pump : en fr
  • USRE19106E - Stator with insulation enclosed : en
  • US1951304A - Method of coloring copper and copper alloys : en
  • CA340089A - Water treating apparatus : en fr
  • CH167901A - Tube steam generator with device for desludging the working medium. : de en
  • CH168012A - Process for the preparation of 1-phenyl-3-methyl-4-benzylpyrazolone. : de en
  • ES133161A1 - A procedure for making reinforced front for belts for ladies. : en es
  • GB407100A - Toasting device : en
  • CH167840A - Support frame made of two sheet metal pieces for system parts of electricity meters. : de en
  • US1950564A - Sewing machine : en
  • US1950974A - Noiseless coin container : en
  • US1951256A - Shoe : en
  • DE594301C - Method and device for fastening radial rotor blades or guide blades, in particular for turbines : de en
  • DE594451C - Two-needle hemstitch sewing machine : de en
  • DK48499C - Stop cylinder press with sheet laying in front. : da en
  • US1950556A - Electric switch construction : en
  • CA339924A - Condiment holder : en fr
  • CH167810A - Process for the preparation of a selenocarbocyanine which has a methyl group on the central carbon atom of the polymethine chain. : de en
  • CH167875A - Ash catcher for cigars and cigarettes. : de en
  • US1950394A - Electrical operating device for neon and like signs : en
  • US1951138A - Gaseous electric discharge lamp device : en
  • CH167854A - Sintered hard metal alloy for tools, especially for sandblasting nozzles. : de en
  • US1950829A - Method of treating vermiculite : en
  • US1951060A - Machine for rolling rugs : en
  • CH167770A - Can opener. : de en
  • CH167843A - Transmission train for gramophone, in which the motor member and the plate shaft have speeds whose ratio can take several determined values. : en fr
  • ES133229A3 - A process for the manufacture of a transparent mass, usable to preserve, by coating, objects of all kinds. : en es
  • FI15787A - A method and apparatus for saccharifying cellulose and the like with dilute acids under pressure : en fi
  • CH167899A - High pressure tubular boilers, in particular for locomotives. : de en
  • US1950520A - Means of power transmission : en
  • US1950804A - Storage battery terminal connection : en
  • DK48506C - Luggage fastening device. : da en
  • US1950895A - Clothesline clamp : en
  • US1951193A - Inflated toy rolling pin : en
  • US1951257A - Portable electric chocolate dipping pan : en
  • US1950711A - Cuff link : en
  • US1950654A - Formation tester : en
  • USD91707S - Design for a shoe : en
  • CA339991A - Photographic anti-halation layer : en fr
  • CH168008A - Device for attaching sewing thread spools to sewing machines. : de en
  • US1950893A - Sectional cable clamp : en
  • DE594271C - Device for conveying small-grain bulk goods : de en
  • DE594267C - Method and device for the production of rectangular box parts with a pressed neck : de en
  • ES132688A1 - A new automatic announcing and selling machine system. : en es
  • DE594329C - Automatic return transport for automatic circular cutting saws and similar machines : de en
  • FR761205A - Improvements to rotary pumps : en fr
  • CA340039A - Fibrous material : en fr
  • DE1294606U - : de en
  • CH167813A - Process for the production of cellulose ester compositions. : de en
  • CH167860A - Taps. : de en
  • DE594364C - Method and device for drying room air, especially in cold rooms : de en
  • ES133241A1 - PROCEDURE FOR PROTECTING WOOL AGAINST ATTACK OF MOTH : en es
  • CA339954A - Gas burner unit : en fr
  • CA339969A - Advertising sign : en fr
  • US1951063A - Manufacture of fluted, corrugated, twisted, or other like metal or other tubes, rods, or bars : en
  • US1951282A - Fence post : en
  • US1951203A - Means fob transferring impressions : en
  • US1951226A - Measurement of gravitational forces : en
  • US1951277A - Wheeled toy : en
  • DE594348C - Auxiliary surfaces that can be extended transversely to the direction of flight can be enlarged wing for aircraft : de en
  • DE594353C - Pistol holster : de en
  • ES133170A1 - An ozonator device : en es
  • US1950884A - Self-erecting front camera latch : en
  • US1951319A - Draft rigging : en
  • DE594384C - PTO-driven grass cutter : de en
  • US1951299A - Multiple film printing machine : en
  • DE581980C - Iron-shaped ski crampons arranged on the wood : de en
  • ES133278A1 - Spark plug improvements for internal combustion engines. : en es
  • DE594426C - Branch terminal for electrical lines : de en
  • US1951263A - Automatic toy water tower : en
  • US1951076A - Protective liquid composition for writing paper : en
  • USPP88P - Seedless grape : en
  • US1950528A - Duplex centrifugal machine : en
  • US1951090A - Building construction : en
  • ES133225A2 - REGULATION TRANSFORMER FOR STEPLESS VOLTAGE REGULATION : en es
  • CH168028A - Burner. : en fr
  • US1950544A - Mining machine : en
  • DE594204C - Combustion chamber tube wall : de en
  • ES2085Y - Device adaptable to ordinary mass refiners to transform them into mechanical ones. : en es
  • DE549461C - Device for collecting blood in a specific place on the human body : de en
  • FR761123A - Calipers improvements : en fr
  • DE594101C - Process for producing large disks from synthetic masses : de en
  • DE594530C - Negative holder for photographic enlargers : de en
  • US1951032A - Engine starting mechanism : en
  • US1951215A - Fuel pump : en
  • GB407331A - Method for the elimination from wool and animal spinning fibres of a similar nature of adhering pitch : en
  • US1950869A - Centrifugal : en
  • US1951010A - Airplane clock-setting mechanism : en
  • US1951251A - Means for applying a direct current bias voltage to an electrode of a thermionic device : en
  • CH167783A - Washing machine with removable laundry container. : de en
  • CH167973A - Suitcase convertible into seating and table furniture. : de en
  • DE594272C - Device for welding pipes : de en
  • USD91715S - Design for a heater : en
  • FR761115A - Billiard table convertible : en fr
  • AU1396933A - Pneumatic tire and fabric therefor : en
  • DE594303C - Device for volume control in combined devices for radio and record playback : de en
  • US1951241A - Distillation and purification of fatty acids : en
  • US1950922A - Manufacture of artificial silk : en
  • US1951175A - Sound recording and reproducing system : en
  • DE583834C - Tool for removing the insulation layers from enamel-insulated wires : de en
  • DE594139C - Light meter : de en
  • ES2399U - Billiard of the board. (Machine-translation by Google Translate, not legally binding) : en es
  • DE594226C - Power cable with rope-shaped conductor sealed against the water : de en
  • DE594251C - Security device against theft of motor vehicles : de en
  • GB407150A - Improvements in cricket bats : en
  • CA340059A - Nut blank sorter for tapping machines : en fr
  • CH167921A - Electric switch. : en it
  • AU1269833A - Hose reel : en
  • CH167846A - Sound reproduction device. : de en
  • US1950805A - Floor dispensing device : en
  • GB407197A - Improvements in and relating to apparatus for actuating mechanically movable members in response to variations in intensity of radiated energy. : en
  • US1950925A - Sport glasses : en
  • US1951188A - Detachable shaft coupling device : en
  • AU1315233A - Method of treading tire casings and apparatus therefor : en
  • FR761260A - Method and apparatus for calcining limestone and recovering carbon dioxide : en fr
  • CA339951A - Tire liner : en fr
  • CA340008A - Position signalling system : en fr
  • CH167906A - Process for utilizing and storing heat by means of a continuously operating absorption refrigeration machine and a device for carrying out this process. : de en
  • DE594153C - Multi-part paddle wheel : de en
  • GB407079A - Frequency control of a valve oscillator : en
  • GB407691A - Improvements in or relating to the preservation of wood, furs. and the like : en
  • GB407705A - Improvements in or relating to mountings for reducing vibration of rotating bodies : en
  • DE594124C - Process for the production of acetylene from methane or other gaseous hydrocarbons : de en
  • DE594405C - Flat weft knitting machine : de en
  • DE594420C - Hot round machine for stand-up collars : de en
  • AU1202133A - An automatic controller for electric currents such as used in the circuits of electric motors and in particular of automobile engine starting mechanism : en
  • US1951069A - Truss : en
  • FI15782A - Mask for frosting on the outside of the bearings to the spindles : en fi
  • USD91717S - Design for a merchandise display : en
  • GB407247A - Folding camping trailer : en
  • FI15764A - Paper gluing method and paper thus obtained : en fi
  • ES132975A1 - A procedure for the reduction of minerals, with the corresponding oven for its realization. : en es
  • GB407202A - A method of making articles of apparel to the individual measure : en
  • GB407675A - Improvements in and relating to air cooling means for the cylinders of internal combustion engines : en
  • US1950800A - Fuel burner : en
  • DE594515C - Gravity hot water heating system : de en
  • CA340035A - Knitted article coating process : en fr
  • US1950383A - Shaft and lever : en
  • US1950473A - Apparatus for producing films which, on being exhibited, show stereoscopic cinematographic pictures : en
  • US1951133A - Compositions of matter and process of preparing same : en
  • US1950548A - Illuminated sign : en
  • US1950686A - Hood catch : en
  • ES2065Y - Own mechanical-automatic device for relaxation and recreation. : en es
  • DE594175C - Filing or filing cabinet : de en
  • DE594424C - Arrangement for changing the brightness of the luminous point in a Braun tube, especially in television systems : de en
  • ES132948A1 - A process for manufacturing powder wax for polishing. : en es
  • GB407134A - Improvements relating to loose leaf and like binders : en
  • FR761391A - Stretcher : en fr
  • US1950894A - Coating composition : en
  • US1951007A - Evaporator for refrigerating systems : en
  • DE594058C - Device for sprinkling fields : de en
  • ES133280A1 - Road construction process of aluminous cement concrete. : en es
  • GB407273A - Improvements in or relating to mattress frames : en
  • DE594214C - Holding device removably attached to the Tuerstockstempeln : de en
  • FR761186A - : fr
  • FR761340A - Combiner of electrical circuits : en fr
  • GB407201A - Improvements in and relating to aerials for wireless reception : en
  • FI15756A - Combined egg incubator and artificial mother : en fi
  • US1950514A - Lubricating means for sewing machines : en
  • US1951008A - Abrasive blast cleaning machine : en
  • US1950477A - Holding and retarding mechanism : en
  • FR761388A - Method and device for producing tilting or sawtooth oscillations of constant frequency : en fr
  • GB407256A - Frame for spectacles and eye-glasses : en
  • DE594010C - Circular knitted goods and processes and machine for their manufacture : de en
  • US1950408A - Shieldeb spark plug : en
  • US1951209A - Electrical switching device : en
  • CH167885A - Safety valve. : de en
  • US1950663A - Manufacture of cellulose esters : en
  • US1951075A - Brake rigging for railway cars : en
  • US1950463A - Controlling means for locomotive auxiliary ports : en
  • US1950678A - Tool for reducing the ends of tubes of ductile metal : en
  • FR761168A - Auto-repeating firearms enhancements : en fr
  • ES133349A3 - Procedure and device for the reproduction of images, photographs, drawings and other documents transmitted at a distance and receiving devices that find application of this device. : en es
  • DE577434C - Sound box for converting the mechanical vibrations of a sound pen into electrical ones for playback in loudspeakers : de en
  • GB407109A - Improvements in or relating to syringes for subcutaneous injection : en
  • GB407172A - Improvements in emulsifying apparatus : en
  • CA340086A - Shoe heel : en fr
  • US1950439A - Halogenated butadiene polymer and process for producing same : en
  • DE594212C - Method and device for shaping and stamping workpieces from plastic masses, in particular dough, marzipan or the like. : de en
  • GB407089A - Improvements in or relating to the manufacture and production of concentrated nitric acid : en
  • US1950897A - Boiler alarm gauge : en
  • US1951026A - Polyphase transmission : en
  • US1951315A - Locking attachment for cell door operating mechanisms : en
  • CH167792A - Insole for footwear. : de en
  • CH167823A - Process for drying reproductions, for which fat or. Oil-based paints are used. : de en
  • US1950905A - Refrigerating unit : en
  • FR761268A - New spring ring for keys and all other uses : en fr
  • GB407205A - Improvements in and relating to electric control switches : en
  • CH168018A - Process for the preparation of an azo dye. : de en
  • DE594466C - Power supply unit : de en
  • DE594216C - Conveyor device for rolling stock or the like, in particular roller table for rolling mills : de en
  • DE594453C - Device for destroying foam in milk heaters : de en
  • FI15763A - Fertilizers and equipment for the manufacture of cellulose products : en fi
  • US1950848A - Valve : en
  • US1950588A - Windshield wiper or the like : en
  • US1950749A - Self closing all metal faucet : en
  • CH167763A - Connection device for the individual parts of furniture that can be dismantled, such as boxes, buffets, cupboards and the like. : de en
  • CA339962A - Brake : en fr
  • CH167836A - Electric heat regulator. : de en
  • DE594105C - Pulley change gear : de en
  • DE594335C - Fuel pump for internal combustion engines : de en
  • GB407372A - An improved hydraulic power transmitter : en
  • DE594408C - Process for refining platinum : de en
  • DK48505C - Combined Mechanical and Hydraulic Gearbox for Motor Vehicles. : da en
  • GB407168A - Improvements in or relating to the treatment of fibrous materials for paper making and like purposes : en
  • GB407342A - Improvements in or relating to yarn warping or beaming apparatus : en
  • US1950625A - Brake : en
  • USD91698S - Design for a cover plate for a : en
  • GB407329A - Improvements relating to rotary kilns : en
  • CA339992A - Photographic anti-halation layer : en fr
  • DE594307C - Process for marking films by printing agents that change the bromide silver : de en
  • CH167804A - Process for the production of a chromium-containing azo dye which coloring in shades of pink. : de en
  • USD91713S - Design fob a lace scarf ob similar : en
  • DE594158C - Procedure for the automatic commissioning of substations : de en
  • CH167985A - Device suitable for canceling the vacuum in the suction piping of automobile engines. : en fr
  • US1950513A - Bit for drills : en
  • US1951207A - Distillate petroleum product and method of treating same : en
  • USD91711S - Design for an automobile : en
  • ES132971A1 - Procedure for the purification of residual waters on distillation elements of any kind. : en es
  • FR761187A - Electric control system for temperature adjustment and other applications : en fr
  • FR761159A - Cold forging machine : en fr
  • GB407062A - Improvements in or relating to means and methods for washing clothes : en
  • GB407176A - Improvements in or connected with dolls, toy animals, puppets and the like : en
  • US1950500A - Radiator fin : en
  • US1950968A - Lather producing device : en
  • ES132618A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • DE594185C - Piston for liquid pumps with suction slide : de en
  • US1950704A - Means for cutting external screw threads : en
  • US1950708A - Antenna system : en
  • US1951218A - Tester for high frequency oscillating current : en
  • US1950642A - Sheet feeding mechanism : en
  • CH167803A - Process for the preparation of a chromium-containing azo dye. : de en
  • ES133358A1 - A method for the service of rotary piston combustion engines with a sickle working chamber and a rotary piston combustion engine for carrying out this procedure. : en es
  • GB407953A - Improvements relating to cases or cabinets for piles of paper or other thin sheets : en
  • US1950536A - Underfeed stoker : en
  • US1950825A - Means for preheating the air supply to a gas producer : en
  • CH167825A - Blueprint machine. : de en
  • US1950464A - Thermionic modulating system : en
  • US1950851A - Crush pulverizer : en
  • FR761175A - Auxiliary device for the manufacture of brushes with twisted metal wire frames : en fr
  • FR761180A - Improvements to point-to-point sole gluing machines to shoe uppers : en fr
  • DE594414C - Ignition device for gas stoves and stoves : de en
  • DE594526C - Device for checking coins : de en
  • CH167734A - Device for tensioning a wire loop. : de en
  • US1951116A - Electric discharge tube for the emission of rays of light : en
  • ES132654A1 - New manufacturing system of reproductions in wax of molars by means of appropriate molds. : en es
  • ES133235A1 - An oscillating device for automobile headlights and other uses. : en es
  • ES133361A1 - A machine to produce groups of wooden handles, used in the manufacture of flares and matches. : en es
  • ES133256A1 - Improvements in television methods. : en es
  • ES132996A2 - Procedure of making sepiolite in such a way that it acquires great bleaching power. : en es
  • ES133177A3 - A procedure for the preparation of asymmetric arsenobenzole combinations. : en es
  • ES133237A1 - IMPROVEMENTS IN THE TRANSMISSION OF ELECTRIC WAVES WITH MULTIPLE MODULATION AND RELATIVE DEVICES : en es
  • FI15773A - Container slip for sliping and raking for the same purpose as for sliding : en fi
  • FR761310A - Shirt or shirt-like garment with hidden fastening or buttoning device and suspenders worn under the shirt : en fr
  • ES133281A1 - IMPROVEMENTS IN THE MANUFACTURE OF AUTOMATIC RIFLES AND OTHER FIREARMS : en es
  • CA340093A - Cableless elevator : en fr
  • CH167809A - Process for the preparation of a dye. : de en
  • CH167969A - Method for obtaining deferred viewing of an image, and installation for implementing this method. : en fr
  • CH167979A - Ship unloader. : de en
  • ES133024A1 - Luminous production mechanism. : en es
  • FR761338A - Further development of multi-piece pocket knives : en fr
  • GB407355A - Improvements in the manufacture of cellulose esters : en
  • US1950896A - Exercising apparatus : en
  • CH166490A - A process for preparing glucinium fluoride from a double glucinium fluoride and an alkali metal. : en fr
  • ES2395U - Device for connecting in a detachable way chains of adornment or wristwatches for watch, especially mesh chains, with attached supplementary organs or inserts in it. (Machine-translation by Google Translate, not legally binding) : en es
  • GB407157A - Improvements relating to prepayment meters : en
  • GB407232A - Improvements in automatic musical instruments : en
  • US1950980A - Burner : en
  • US1951286A - Radiator : en
  • DE594339C - Bearing for rotating masses, the shaft of which is mounted in two bearings, one of which is fixed and the other is flexible : de en
  • CA339952A - Cream separator : en fr
  • CA340049A - Composition board : en fr
  • GB407154A - Improvement in weighbridges : en
  • GB407336A - Surfaces for the reception of pointed articles : en
  • DE594522C - Drawing device for making scannable, d. H. raised drawings : de en
  • GB407180A - Improvements in or relating to loose leaf books : en
  • FR761248A - Improvements to machines for collecting and collecting the harvest : en fr
  • US1951274A - Carton : en
  • DE594266C - Process for degassing vacuum devices with glass vessel walls and with several electrodes that do not enclose each other by means of high-frequency induction heating : de en
  • FR761372A - New acid dyes of the triphenylmethane series and their preparation process : en fr
  • GB407121A - Improvements in silos : en
  • GB407378A - Improvements in or relating to building constructions : en
  • DE594489C - Device for coupling railway vehicles : de en
  • ES133187A1 - Improvements in electroacoustic reproduction equipment. : en es
  • US1950685A - Hydraulic snubber : en
  • GB407128A - Looper thread controlling mechanism for sewing machines : en
  • DE594117C - Talking machine drive by means of non-self-starting synchronous motors : de en
  • US1950609A - Railway draft rigging : en
  • US1950961A - Packing apparatus : en
  • US1950442A - Preparation of polymers : en
  • US1950646A - Insulator : en
  • US1951321A - Blade retention device : en
  • DE594131C - Wheel set, especially for vehicles running on rails : de en
  • DE594161C - Process for purifying the acetylene-containing gases obtained from the treatment of hydrocarbons in an electric arc : de en
  • DE594312C - corset : de en
  • ES133233A1 - A process for manufacturing deformation-resistant wooden frames, formed by compensated elements, for window or door frames and for wooden constructions in general. : en es
  • GB407924A - Improvements in and connected with electrical heating systems for buildings : en
  • FR761198A - Motor driven by ion current : en fr
  • DE594183C - Suitcase speaking machine : de en
  • FR761116A - Improvements to devices intended to heat a boiler using liquid or gaseous fuel : en fr
  • US1950549A - Manufacturing hardened articles : en
  • US1951108A - Centrifugal amalgamator : en
  • US1950469A - Washer display gauge : en
  • USD91722S - Design foe an incandescent lamp : en
  • DE594209C - Process for the production of nitrocellulose : de en
  • ES133310A1 - Procedure with your device to carry out, with a spring, the closing of bottle caps. : en es
  • FR761366A - Improvements in means for the production of sounds, in particular music, from phonograms : en fr
  • US1950615A - Weather strip : en
  • US1950846A - Accelerator switch : en
  • DE594263C - Liquid switch with arc extinguishing according to the expansion principle : de en
  • DE594487C - Process for the continuous production of clear ice : de en
  • GB407174A - Improvements in or relating to the manufacture of manures : en
  • FR761144A - safety nut : en fr
  • GB407139A - Improvements in or relating to electromagnetic devices with axially movable armatures : en
  • GB407267A - Head rest for barbers' chairs : en
  • US1951072A - Plow : en
  • US1950566A - Sewing machine looper mechanism : en
  • AU1301233A - Improvements in crystallizers : en
  • DE594295C - Ship towing system : de en
  • ES133201A1 - A process for the manufacture of elementary pieces to compose mosaic drawings. : en es
  • GB407246A - Improvements in parchmentized fibrous sheets and web materials : en
  • CH167911A - Power connection terminal for collector brushes. : de en
  • ES2435U - Sole for light footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • FR761308A - Hernial bandage and corselet : en fr
  • US1950457A - Series glow-plug : en
  • US1950507A - Method of making noninductive resistors : en
  • US1950890A - Nonhalation film backing : en
  • US1951264A - Setting for the objective of photographic cameras : en
  • US1950855A - Winding machine : en
  • ES133150A1 - Manufacturing process of useful objects for adornment and candy boxes, imitating pastry and confectionery items. : en es
  • ES133197A1 - Improvements in electrical resonance devices. : en es
  • US1950822A - Window installation : en
  • US1951206A - Distillate petroleum product and method of treating same : en
  • FR761398A - Friction clutch : en fr
  • CA339982A - Photographic anti-halation layer : en fr
  • FR761318A - Improvements made to cutting devices, especially safety razors : en fr
  • US1950824A - Dental-instrument grinding device : en
  • US1951190A - Finger and hand guard : en
  • US1950538A - Device for handling rolls of paper : en
  • US1950847A - Check valve : en
  • US1950916A - Pneumatic mounting for excavating machines : en
  • US1951228A - Combination bolt and clinch pin : en
  • US1951248A - Fastening tool handle : en
  • US1951261A - Automobile desk : en
  • FR761335A - Bogie for locomotives, passenger cars, etc. : en fr
  • GB407153A - Improved process of and apparatus for use in effecting emulsification : en
  • GB407305A - Cooling device for cooling cupboards : en
  • CH167932A - Arrangement for switching a converter on and off. : de en
  • FR761400A - Fluid brake improvements : en fr
  • ES133011A1 - IMPROVEMENTS IN VEHICLES INTENDED TO TRANSPORT GOODS : en es
  • ES2407U - Paper that is used as a toy. (Machine-translation by Google Translate, not legally binding) : en es
  • FI15742A - For the purposes of this Regulation : en fi
  • US1950813A - Production of candles : en
  • ES133189A1 - A procedure for the production of metallic rims for light vehicles. : en es
  • CH167864A - Plywood board. : de en
  • CH167942A - Ignition process for an oil burner, and top for the implementation of this process. : en fr
  • DE594190C - Scraper conveyor : de en
  • US1951018A - Magnetostrictive light valve : en
  • US1950775A - Hydraulic turbine : en
  • US1950403A - Scutching and cleaning machine : en
  • US1950770A - Inner spring construction for matresses and the like : en
  • US1951179A - Shoe sewing machine : en
  • CH167764A - Office furniture. : de en
  • DE594349C - Emergency and auxiliary rudder equipment for ships : de en
  • CA340037A - Centrifugal separator machine : en fr
  • CA340102A - Reclining chair : en fr
  • GB407287A - Improvements relating to dressing tables and like articles of furniture : en
  • US1950438A - Polymerized halogenated hydrocarbons and process for producing same : en
  • US1950780A - Control system : en
  • US1950834A - Harrow tooth : en
  • US1950997A - Clothes drier : en
  • US1951124A - Gaseous electric discharge lamp device : en
  • DE594309C - Self-actuating firearm composed of several detachable parts : de en
  • DE594525C - Sorting device for round discs, sheet metal marks and especially for coins : de en
  • DE594156C - Device for the production of fabrics, in which the weft threads are pulled off fixed spools by gripper shots : de en
  • DE594326C - Process for the production of water-insoluble azo dyes : de en
  • CH167777A - Hinge for countersunk sewing machines. : de en
  • FI15735A - Cooling device for motor vehicles : en fi
  • FR761307A - Variable electric resistance device : en fr
  • US1950521A - Safety device for suspended passenger ropeways with two pull ropes : en
  • US1950752A - Oscillating radioreceiver : en
  • US1951170A - Mechanical power hammer : en
  • US1951200A - Car heater : en
  • CA340040A - Crinkle material manufacture : en fr
  • US1951098A - Belt loop : en
  • US1950481A - Method for the projection of cinematograph pictures which give the sensation of a trip in an aeroplane or airship : en
  • US1950741A - Highway traffic signal : en
  • US1951183A - Art of separating mixed gases : en
  • CA340010A - Lamp mount making machine : en fr
  • US1950828A - Induced draft unit for spray booths : en
  • US1951165A - Boiler : en
  • AU1364633A - Improved material for stringing tennis racquets and for like purposes and method of producing same : en
  • CH167964A - Prepayment device to distribute the balls of a game. : en fr
  • US1950772A - Mold for food products : en
  • US1950398A - Cloth finishing : en
  • US1951123A - Process for the preparation of butylcymene : en
  • US1951311A - Sound reproducing device of the electrodynamic or movingcoil type : en
  • CH168003A - Device for electrical space heating. : de en
  • DE594084C - Process for the preparation of condensation products of quaternary pyridine compounds : de en
  • DE594201C - Ink pad : de en
  • AU1042032A - Improvements in and relating tothe transit lighting of road vehicles orthe like : en
  • CH167962A - Hose winding and washing device. : de en
  • DE594286C - Foundry shaft furnace fired with oil, gas or coal dust through the furnace hearth : de en
  • GB407090A - Improvements in or relating to washing boilers, set pans, coppers and the like : en
  • GB407126A - Improvements in springs : en
  • GB407255A - Bolt forging machines : en
  • GB407332A - An improved method and means for manufacturing articles from strip metal : en
  • CH167801A - Process for the production of water-soluble, crystalline aluminum formate. : de en
  • CH167896A - Cylinder and piston assembly of a machine, in particular an internal combustion engine. : en fr
  • CA340017A - Sound absorbing structure : en fr
  • CA340066A - Paper file : en fr
  • DK48503C - Device for Protection of Electrical Installations against Insulation Faults. : da en
  • CH167950A - Device for rubbing babies' gums. : en fr
  • ES2397U - Apparatus for sale in bars and similar establishments of soft drinks of all kinds, with its half refrigerator. (Machine-translation by Google Translate, not legally binding) : en es
  • US1951106A - Device comprising a gasfilled electric discharge tube : en
  • CH167785A - Elastic clothes band. : de en
  • CH167788A - Sports glove. : de en
  • CH167898A - Fuel injection pump for internal combustion engines. : en fr
  • CH168031A - Process for the preparation of a new salt of a polyoxymonocarboxylic acid. : de en
  • US1950485A - Clutch mechanism : en
  • DE594505C - Double pessary : de en
  • NL32556C - : en
  • CA339993A - Ophthalmic mounting : en fr
  • CH167945A - Electric discharge device. : de en
  • US1950793A - Tubing catcher : en
  • DE594533C - Motor vehicle train used to move railroad cars on roads : de en
  • CH167869A - Motorized screwdriver. : de en
  • CH167887A - Electric train. : de en
  • DE594219C - Process for the preparation of aminoacetic acid or its esters by reducing cyanoformic acid ester : de en
  • ES133146A2 - EXTENSION OF THE PROCEDURE OF SAID PATENT AND ITS APPLICATION TO OLIVE OILS AND OTHER OIL SEEDS : en es
  • CH167933A - Installation to prevent current backflow in rectifiers. : en fr
  • CA340080A - Hydrocarbon gas polymerization : en fr
  • US1950462A - Scale : en
  • ES133152A2 - PROCEDURE FOR OBTAINING CONDENSATION PRODUCTS : en es
  • GB407930A - Improvements in or relating to crossings and points for rail-guided traction systems : en
  • US1950684A - Preparing lithographic stones : en
  • US1950915A - Device combining lift, propulsion, and autopropulsion for aircraft : en
  • US1951164A - Vehicle signal : en
  • US1950543A - Tomeoxy-s : en
  • US1950910A - Tractor guide : en
  • US1951118A - Lifting apparatus : en
  • DK48509C - Means of Control of Harmful Organisms. : da en
  • FI15780A - A device for attaching initials to galoshes : en fi
  • GB407295A - Improvements in or relating to rotary pumps : en
  • DE575300C - Automatic liquid siphon : de en
  • GB407158A - Improvements in and relating to steam generators : en
  • GB407382A - Improvements in or relating to automatic train control systems : en
  • GB407215A - Improvements relating to electric battery lamps : en
  • ES133143A2 - IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 128848, RELATING TO THE PNEUMOTORAX DEVICE : en es
  • US1950938A - Piercing point : en
  • FR761106A - Lock for piston ring : en fr
  • GB407147A - Improvements in oil heating stoves or radiators : en
  • CA340081A - Chemical apparatus lining method : en fr
  • DE594119C - A package made of paper or the like for cigarettes and similar items : de en
  • DE592158C - Junction for rod net roofs from single rods only reaching from junction to junction : de en
  • GB407142A - Chequered board for games using movable pieces : en
  • DE594291C - Single-axle vehicle connected between a towing vehicle and a trailer, in particular to carry the gas generation system : de en
  • DE594422C - Device for bringing together printed in double-width rotary high-pressure machines and then divided into single-width webs and longitudinally folded sheets of text with the z. B. printed in a rotogravure printing machine and then cut from the single-width web of inserts or envelopes : de en
  • DE594098C - Latch needle : de en
  • DE594513C - Device for deburring smoker fish : de en
  • CA340051A - Wire drawing apparatus : en fr
  • GB407260A - Improved apparatus for delivering predetermined quantities of granular or pulverulent material : en
  • US1951307A - Indicating plug fuse : en
  • USD91703S - cavanagh : en
  • CA340061A - Convector : en fr
  • US1950414A - Lock for separable fasteners : en
  • DE594467C - Current and voltage converter arrangement for multi-phase systems : de en
  • US1950429A - Process and apparatus for treating acetylene derivatives : en
  • US1950799A - Fracture appliance : en
  • US1950984A - Lubricating device for doors and the like : en
  • US1950715A - Camera : en
  • ES133234A1 - Improvements in television methods. : en es
  • ES133286A1 - A perfected system of great drafting of the preparation and spinning machines. : en es
  • CH167837A - Express car for light items. : de en
  • USD91706S - Design for a shoe : en
  • US1951166A - Scarifier : en
  • US1951290A - Chaser holder with angular clamps : en
  • US1950802A - Garment or ironing press : en
  • US1950933A - Float for fishing tackle : en
  • DE594150C - Process for the production of glazes on concrete objects : de en
  • DE594262C - Switchgear with magnetic spark extinction : de en
  • US1950840A - Roofing strip and method of making the same : en
  • USD91721S - Design for a trailer : en
  • GB407373A - Method of producing electric discharge tubes : en
  • US1950488A - Radiator : en
  • US1950843A - Thermostatically controlled latch : en
  • US1951020A - Antivibration support : en
  • US1951028A - Electric range time switch : en
  • US1951173A - Compressor and pump : en
  • GR4598B - IMPROVEMENT IN OIL GAS PRODUCERS. : el en
  • IE13416L - Photography : en
  • DE594328C - Automatic mechanical braking device on trolleys or tipping cars with only one pull rope operated inclined lifts : de en
  • DE594452C - Furniture in table form for sewing machines : de en
  • DE594060C - Device for keeping the number of turns of the working piston of milking machine pulsators constant : de en
  • DE594374C - Voltage regulating transformer : de en
  • DE594501C - Viscose boiler system : de en
  • GB407245A - Improvements in crushers : en
  • GB407302A - Improvements in and relating to electric hoisting apparatus : en
  • US1950842A - Automatic shuttle changing loom : en
  • US1951147A - Steering gear for motor vehicles : en
  • GB407186A - Improvements in valve seat grinding tools : en
  • FR761155A - Process for obtaining rubber bands for the manufacture of tires in particular, and rubber bands obtained by this process : en fr
  • GB407196A - Improvements in or relating to pencil-sharpener appliances : en
  • GB407959A - Manufacture of fondants : en
  • DE594409C - Device and arrangement for spreading or holding up the wing ends of bottom trawls : de en
  • US1950472A - Lawn mower or trimmer : en
  • US1951036A - Tuning indicator for radioreceivers : en
  • US1950454A - Boiler furnace : en
  • FR761185A - Clutch device : en fr
  • FI15762A - Procedure for making cardboard or sheet-like articles and similar products : en fi
  • ES133222A1 - A rotating lantern for the projection of advertisements or figures. : en es
  • DE594538C - Shoe trees : de en
  • US1950459A - Salt mixtures : en
  • US1950904A - Guide means for a receptacle in photographic apparatus : en
  • US1951094A - Method of making artificial silk and product thereof : en
  • US1951268A - Rain and sun protector for windows : en
  • GB407095A - Improvements in luminous signs : en
  • GB407183A - Improvements in amusement devices for playing table games : en
  • DE594020C - Process for the preservation of organic substances, especially food : de en
  • DE594120C - Wrapping for bottles or other fragile thin-walled objects : de en
  • GB407115A - Improvements in or relating to mercury arc rectifiers : en
  • ES133274A1 - Device that allows the variation of the colors of the images, with a panel of electric lamps with multicolored spotlights. : en es
  • US1950390A - Lubrication : en
  • US1950604A - Method of making dies : en
  • US1951216A - Cathode for electric discharge devices : en
  • FR761167A - Use of hyperbolic paraboloid surfaces in the construction of airplanes, seaplanes, automobile bodies, motor boats, ships and submarines : en fr
  • DE594132C - Method for cleaning the outer walls of vehicles, in particular railroad passenger cars : de en
  • DK48496C - Traffic column. : da en
  • US1951005A - Carboy : en
  • CH167923A - Automatic power switch. : de en
  • US1950763A - Method of packing meat : en
  • US1950957A - Variable resistant chemicals and bandage embodying same : en
  • US1951085A - Pipe coating device : en
  • US1951192A - Automatic soil drill : en
  • CH167772A - Dishwasher. : de en
  • CA340005A - Concrete pile : en fr
  • CH167912A - Device for the transmission and regulation of the alternating current energy supplied by a control center, which is fed to line sections which are simultaneously fed by other control centers. : de en
  • CH167974A - Holder to be worn on a belt for containers to be taken with you when bathing, such as purses, cigarette cases, etc. : de en
  • CH168001A - Electric drive device with battery. : de en
  • DE594270C - Machine for stamping and punching out cookies : de en
  • DE594344C - Advertising device with long and thin ribbons turned on the other side about its longitudinal axis : de en
  • DE594537C - Device for grinding and honing razor blades, consisting of one or more pairs of exchangeable, mutually inclined grinding and stripping bodies : de en
  • DK48507C - Tile or Plate of Glass and Procedure for the Manufacture of the same. : da en
  • FI15770A - Spring device for bicycle handlebar : en fi
  • US1950879A - Preparation of calcium cyanide : en
  • US1951231A - Movable top for ranges : en
  • ES133085A1 - An automatic protective device for level crossings. : en es
  • GB407325A - Improved marine screw propeller : en
  • CA340052A - Plaster of paris bandage : en fr
  • CH167977A - Litter bin. : de en
  • DE594485C - Die waste funnel for die setting and line casting machines with rotating guide channels : de en
  • US1950471A - Manufacture of crepe yarns : en
  • US1950492A - Take in and pay out reel : en
  • DE594300C - Dry kickback protection : de en
  • US1950550A - Case-making machine : en
  • US1950610A - Heat conserving system for locomotive terminals : en
  • DE570959C - Device for moving liquid metal : de en
  • FI15741A - For the purposes of this Regulation : en fi
  • US1950718A - Fruit peeling, stemming, halving, and trimming method and apparatus : en
  • CA340032A - Card display stand : en fr
  • US1950433A - Bromo butadiene polymers and method of producing same : en
  • FR761394A - Starting method for AC motors whose secondary has a squirrel cage winding : en fr
  • GB407160A - Improved electric lamp holder : en
  • US1950791A - Flower end cutter for fruit peeling machines : en
  • US1950717A - Multiple pole line connecter : en
  • GB407333A - Improvements in harrows : en
  • DE594382C - Overflow storage system with any number of taps : de en
  • FR761251A - : fr
  • FR761427A - : fr
  • FI15781A - Suksiside : en fi
  • FR761117A - Game : en fr
  • FR761197A - Device for remote control of electric towing tractors : en fr
  • GB407375A - Improvements in and relating to cageless roller bearings : en
  • DE594323C - Multiple fuse : de en
  • DE594514C - Door contact lock for elevator shaft doors : de en
  • US1950632A - Core forming mechanism : en
  • US1950636A - Blank-creasing machine : en
  • US1951040A - Envelope machine : en
  • DE594399C - Circuit arrangement for dialers, the setting elements of which are actuated to run over an undesired group of lines by several current pulses generated as a function of a number current surge : de en
  • DE594512C - Device for making bed areas mobile : de en
  • CA340060A - Bolt blank producing apparatus : en fr
  • CH167877A - Multi-row ball bearing. : de en
  • ES133168A1 - Improvements in the cambrillones that are used in the manufacture of footwear. : en es
  • FR761101A - Receiver of overtaking warning signals for automobiles : en fr
  • IS77B6 - Utensils for heating drinking water : en is
  • GB407252A - Improvements in cleaning or clearing apparatus for drawing mechanism for textile machinery : en
  • US1951161A - Mercury switch : en
  • CH167897A - Electric machine coupled to the crankshaft of a motor vehicle engine. : de en
  • DE593864C - High-performance fuse with extinguishing of the interruption arc by flowing compressed gas : de en
  • DE594151C - Process for decorating ceramic products : de en
  • DE594121C - Bathing suit with deep back neckline : de en
  • US1950517A - Gyroscopic base line : en
  • US1951112A - Gaseous electric discharge device : en
  • USPP89P - Pendulous juniperus scofulorum : en
  • US1950555A - Polishing machine : en
  • US1950982A - Manifolding sheet : en
  • US1951151A - Tape spool : en
  • FR761348A - Simplified day and night signaling device for motorcycles, cycles, etc. : en fr
  • FR761281A - Movable bolt for firearms : en fr
  • US1950874A - Hinge : en
  • ES133356A3 - Devices on rame machines for widening and drying fabrics. : en es
  • FI15750A - Method of attaching the lid in a wooden cylindrical container : en fi
  • GB407286A - Improvements relating to automatic and semi-automatic telephone systems : en
  • CH168011A - Process for the preparation of 1-phenyl-3-methyl-4-cyclohexylpyrazolone. : de en
  • ES133357A1 - Improvements in refrigerated cabinets. : en es
  • GB407309A - Improvements in and relating to the measurement of small angular deflections : en
  • US1951305A - Refrigerator : en
  • US1950478A - Method of compounding rubber : en
  • US1950597A - Automatic drilling machine : en
  • US1950732A - Washing machine : en
  • DE594521C - Feed device on automatic scales for poorly flowing substances : de en
  • USD91708S - Design fob athletic trousers : en
  • ES133333A3 - Procedure for the manufacture of varnished enameled wires. : en es
  • FR761355A - Low : en fr
  • GB407236A - Improvements in electric discharge devices having control grids : en
  • GB407270A - An improved handle for tennis, badminton and like rackets : en
  • US1950664A - Treatment of textile and other material : en
  • CH168015A - Process for the preparation of an azo dye. : de en
  • CH167824A - Antihalation layer for photographic use which is soluble in alkaline photographic processing baths. : de en
  • ES133295A3 - Vulcanizing apparatus. : en es
  • FR761377A - Centrifugal pump impeller : en fr
  • GB407170A - Machine for distributing or spreading granular or pulverised matter : en
  • ES133167A1 - Precision device for measuring liquids. : en es
  • ES133264A1 - A procedure for obtaining an insulation board for buildings. : en es
  • CA340042A - Power transmission : en fr
  • FR761342A - Process for preparing vat dye baths : en fr
  • CA339934A - Carboxylic acid : en fr
  • US1950426A - Feeding apparatus for extruding presses : en
  • CH167909A - Device for adjusting the brush bridges of rotor-fed reversible multi-phase collector shunt machines. : de en
  • GB407354A - Improvements in or relating to electric circuit interrupters : en
  • DE594203C - Incandescent cathode rectifier tubes with gas filling, oxide cathode and one or more anodes : de en
  • DE594311C - Semi-rigid turn-down collar : de en
  • ES133268A3 - An apparatus for obtaining noodles, macaroni and in general all farinaceous pasta used in food. : en es
  • GB407303A - Improvements in or relating to spindles for loom shuttles : en
  • GB407152A - Improvements relating to the lids or covers of saucepans and like cooking utensils : en
  • DE594242C - Shielding device for the electrical ignition devices of internal combustion engines : de en
  • DE594441C - Tedder with reversing gear and computer drum : de en
  • ES133244A1 - Improvement in electric double wall light tubes. : en es
  • US1950959A - Anchor chain scrubber : en
  • GB407233A - Improvements in carburettors for internal combustion engines : en
  • IS76B6 - Method for preserving animal and plant substances : en is
  • DE594138C - Method for producing a two-layer stone wood floor : de en
  • DE594359C - Tube with a spring-loaded closure cap that seals on a seat surface of the tube neck, to which the product can pass through openings in the neck : de en
  • GB407343A - Improvements in or relating to yarn beaming apparatus and the like : en
  • FR761147A - Passenger seat or cushion for automobiles : en fr
  • GB407162A - Improvements in or relating to light directing devices : en
  • US1951129A - Railway car washing apparatus : en
  • CA340013A - Spring drive : en fr
  • CH167818A - Easel file. : de en
  • ES133155A1 - A hydraulic procedure to drive double effect pumps in deep wells. : en es
  • DE594431C - Method and device for fusing the bell neck of the centerless electric dwarf incandescent lamp with the vent tube : de en
  • US1950376A - Basket and handle therefor : en
  • DE594172C - Gas burners for industrial furnaces : de en
  • CH167971A - Advertisement camera. : de en
  • ES2437U - Car-chair for children. (Machine-translation by Google Translate, not legally binding) : en es
  • ES133332A3 - Improvements introduced in the manufacture of crics or cats. : en es
  • FR761196A - Improvements to television sets : en fr
  • FR761305A - Pull-off tape rake : en fr
  • ES133219A1 - A method to equip the articles with surface finishes. : en es
  • GB407268A - Means for obtaining access to power driven fans of the axial flow type and other parts located in ventilating shafts and like conduits : en
  • FR761334A - Improvements to roller bearings : en fr
  • CH168010A - Process for the preparation of 1-phenyl-3-methyl-4-sec-butylpyrazolone. : de en
  • CH168013A - Process for the preparation of 1-phenyl-3-methyl-4-isobutylpyrazolone. : de en
  • DE594014C - Scales with price and weight information : de en
  • ES133341A1 - IMPROVEMENTS IN OR IN RELATION TO COMPOSITE AIRCRAFT : en es
  • DE594435C - Drip cap for containers and bottles : de en
  • CA339988A - Photographic anti-halation layer : en fr
  • CA340015A - Mineral wool granulating apparatus : en fr
  • CH167756A - Apparatus for spraying liquid floor wax or other liquids. : de en
  • US1950730A - Window screen : en
  • CH167883A - Device for the production of sealing cords from lead. : de en
  • DE594129C - Self-inking stamping machine for drawing laundry u. like : de en
  • US1950657A - Cigarette extinguisher : en
  • AU1345833A - Improved shock absorbing apparatus particularly adaptable tothe undercarriage of aeroplanes : en
  • CH167819A - Device for spraying freshly printed sheets with liquid and then solidifying substances. : de en
  • CH167731A - Wall frame with window and protective grille. : de en
  • CH167892A - Standing single-acting internal combustion engine. : de en
  • US1950633A - Ingot : en
  • US1951074A - Refrigerator : en
  • ES133273A1 - Improvements in the mouth or blower of molds to make bottles. : en es
  • FI15748A - Flame control device for pancakes y.m. for frying : en fi
  • GB407254A - Improvements relating to journals and periodicals : en
  • FR761316A - Device for using waste heat from internal combustion engines : en fr
  • GB407212A - Improvements in swivelling bases for overhead electric trolley poles : en
  • FR761176A - Cooling device for oil of electric transformers : en fr
  • DE594224C - Suspension for longitudinally movable contact wires : de en
  • US1950815A - Means for truing brakes : en
  • US1950826A - Quick detachable electrical connection : en
  • GB407228A - Combination furniture : en
  • DE594465C - Feed pump system with at least two piston pumps connected in parallel : de en
  • ES132536A1 - PROCEDURE FOR THE MANUFACTURE OF STOCKINGS IN RECTILINE MACHINES WITH REDUCED POINT : en es
  • US1950806A - Gas generator : en