• DE582670C - A capacitor consisting of a plurality of thin metal sheets with interposed layers of insulation : de en
  • ES131128A1 - A procedure, with the corresponding apparatus, for cleaning liquids by means of centrifugal force. : en es
  • GB396804A - Improvements in or relating to sensing pin boxes for record card controlled statistical machines : en
  • GB397167A - Improvements in and relating to methods of and means for subjecting a specimen of material to a fatigue test : en
  • DE557307C - Process for the production of irritant-free, long-lasting morphine solutions : de en
  • DE582377C - Winding machine : de en
  • DE582470C - Method for the electrometric measurement and control of the effective chlorine content of water in the presence of ammonia or ammonia compounds : de en
  • GB396848A - Improvements in railway wagons : en
  • GB396943A - Improvements relating to rotary percussive drills : en
  • US1922641A - Cutting mechanism for sheet material : en
  • FR750828A - openwork screen for beehives : en fr
  • US1922099A - Caster for furniture and the like : en
  • US1922920A - Adjustable diffuser and injector : en
  • DE582403C - Coke emptying device for vertical gas retorts : de en
  • FR750816A - Pump priming device : en fr
  • GB397014A - Mechanism for holding metal and other plates in slot punching machines and the like : en
  • FR750712A - Fuse switch : en fr
  • GB397051A - Improvements in or relating to printing devices particularly for tabulating machinesemploying perforated cards : en
  • CH163367A - Device for regulating the line voltage of multi-phase networks. : de en
  • ES131153A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 128110 : en es
  • US1922790A - Air conditioning apparatus : en
  • US1922875A - Flask for dental molds : en
  • US1922472A - Flooring : en
  • DE582423C - Feeding device for roller chairs : de en
  • DE582460C - Device for crushing solid material, in particular slag, by means of several crushing rollers : de en
  • DE582282C - Device for peeling and cutting potatoes, asparagus, fruits and the like. like : de en
  • DE582516C - Arrangement for the excitation of commutator rear machines connected to asynchronous machines : de en
  • DK47644C - Grating rod for lighthouse. : da en
  • DE582435C - Process for the preparation of theophylline and paraxanthin : de en
  • FI15345A - Anordning vid föreldstäder få angpannor med mera : en fi
  • GB396991A - Improvements in or relating to cartridge fuses : en
  • ES1808U - Plug for metal containers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750703A - Aluminum alloy piston ring for internal combustion engines and the like : en fr
  • DE582479C - Device for automatic complete shut-off of the fuel supply to the drive engine of motor vehicles to reduce fuel consumption : de en
  • DK47648C - Combustion engine. : da en
  • ES1419Y - Protector for the nozzle or siphon outlet spout. : en es
  • GB396931A - Improved apparatus for centrifugally moulding concrete blocks, slabs and like articles : en
  • USD90502S - Design fob a shoe : en
  • USD90511S - Design fob a display stand : en
  • GB396939A - Improvements in or relating to the petrification of ground, soil, or other measures : en
  • DE582498C - Flat spreader with articulated V-shaped abrasive links : de en
  • US1922466A - Exercising and amusement device : en
  • US1922549A - Vehicle jack : en
  • GB396959A - An improved automatic device for arranging the fastener members of sliding-clasp fasteners in rows : en
  • US1922675A - Roll glue spreader : en
  • DE582523C - Common frame for a season ticket and a photo or the like. : de en
  • FR750739A - New insulating tubular brick : en fr
  • FR750753A - Mechanical combination of balancer transmissions and organ couplings : en fr
  • US1923036A - Conveyer mechanism : en
  • GB397150A - Improvements in or relating to portable electric hand lamps : en
  • CH163426A - Device for protection against the skidding of the drive axles of electric vehicles. : de en
  • FI15336A - Fermentation rate for alkali-silicate or alkali-silica-silicate uric chloride and silica gel : en fi
  • GB396926A - Improvements relating to article-carriers for attachment to handbags, travelling cases and the like : en
  • DE582625C - Process for the production of products containing alkali cyanamide : de en
  • ES1426Y - Game of "foot-ball". : en es
  • ES1670U - An improved heel (Machine-translation by Google Translate, not legally binding) : en es
  • GB396825A - Improvements relating to pick holders for coal cutters : en
  • US1922208A - Package : en
  • US1922693A - Extracting iodine from natural waters and the like : en
  • ES131207A1 - A propeller with reversible articulated blades. : en es
  • FR750637A - Device for applying plasters to surfaces : en fr
  • US1922363A - Rotary engine : en
  • CA334958A - Wall plug : en fr
  • USD90501S - Design fob a shoe : en
  • US1922072A - Automatic safety razor : en
  • GB397492A - An improved retaining wall for earth or other material filled in behind it : en
  • USD90472S - Design for a stringed musical : en
  • DE582527C - Automatic ignition timing adjustment for clockwise and counterclockwise internal combustion engines : de en
  • ES131213A1 - A process for obtaining caustic potash from potassium sulphate, with simultaneous production of oxalic acid. : en es
  • DE582504C - Production of potash or caustic potash with secondary production of ammonia or ammonium salts : de en
  • DE582629C - Degassing furnace : de en
  • FR750811A - Wind motor : en fr
  • US1922203A - Refrigeration : en
  • US1922742A - Cinematographic apparatus : en
  • CH163402A - Apparatus for issuing stamps, such as postage stamps, Fahr- or. Entrance tickets and the like. : de en
  • DE582414C - Mining lamp with firedamp indicator : de en
  • ES1546U - Card with classification means. (Machine-translation by Google Translate, not legally binding) : en es
  • DE582545C - Process for the preparation of ketones of the cycloolefin series : de en
  • DE582570C - Potato harvester with a lifting drum composed of tine rods : de en
  • ES131177A3 - A device for stopping the arrival of beets, potatoes or other materials in root-cutters. : en es
  • US1922652A - Self-sealing collapsible tube : en
  • DE582433C - Method and device for the production of a coherent row of staples for wire staplers : de en
  • FR750785A - Improvements in metal rolling : en fr
  • GB396796A - Process for the production of ethers of cellulose esters : en
  • ES131155A1 - A device for actuating and locking in its dead position, a rotary adjustment member, such as the tap male or the plug of an electric switch. : en es
  • US1922154A - Process for increasing the output of oil wells : en
  • US1922270A - Fabric making : en
  • US1922740A - Tire spreader : en
  • DE582664C - Process for the production of gas mixtures which simultaneously contain acetylene, hydrogen and carbon oxide : de en
  • DE582768C - Cinema playback device with a three-part housing : de en
  • US1922430A - Shoe and method of making the same : en
  • US1922805A - Bearing construction and art of making the same : en
  • US1922817A - Grinding machine : en
  • GB396885A - Improvements relating to dust trunks employed with cotton and other fibre-opening and cleaning machines : en
  • US1922179A - Propeller : en
  • US1922267A - Rumble seat top : en
  • DE582325C - Paper transport device for paper bag machines : de en
  • DE582512C - Device for opening layers of paper on top of one another and folded in the back : de en
  • ES1196Y - Hair combs. : en es
  • FR750814A - Process for sintering fine ores : en fr
  • ES130792A3 - An automatic coin or token dispenser that allows you to quickly turn the change. : en es
  • GB396847A - Improvements in or relating to steamships : en
  • GB396874A - Electricians' screw-driver : en
  • GB396960A - Apparatus for drawing off a definite quantity of water from a pressure water conduit : en
  • DE582535C - Weaners : de en
  • FR750744A - Fire alarm : en fr
  • CH163362A - Process for the production of ring-shaped caps from paper, pressboard or the like. : de en
  • ES1377Y - Container for all kinds of creams and polishes for footwear and other appropriate purposes. : en es
  • CA334933A - Manger : en fr
  • FR750607A - Improvements to television systems : en fr
  • FR750742A - Tube system that can be used to feed pasty products to a brush device with a hollow handle : en fr
  • FR750848A - Device for combustion engines with two or more cylinders for the use of liquid fuels which are difficult to gasify : en fr
  • US1922923A - Manufacture of caoutchouc-like bodies : en
  • US1922976A - Course indicator for reproducing the indication of alpha gyrocompass : en
  • USD90518S - Design fob a rug : en
  • ES131277A1 - A device perfected to automatically rectify the game of the chassis of vehicles rolling on railways. : en es
  • FR750676A - Device attached to the door panels to see from the inside to the outside and by its hinged grid to receive letters, newspapers, without opening the door : en fr
  • FR750803A - Cannula for vaginal injections : en fr
  • DE582649C - Drive device for the piston feed spindle on floor polishing devices : de en
  • US1922494A - Casement window : en
  • US1922794A - Arrangement for amplifying alternating voltage variations : en
  • GB396850A - Improvements in or relating to range finding devices : en
  • GB397070A - Improvements relating to boiler stoves : en
  • CA334810A - Container display board : en fr
  • CA334869A - Rug cleaning apparatus : en fr
  • US1922575A - Label follower mechanism : en
  • ES131310A1 - A process to manufacture fuel. : en es
  • GB396845A - Improvements in hair-drying apparatus : en
  • US1922057A - Window construction : en
  • US1922258A - Portable electric tool : en
  • US1922329A - Rock drill : en
  • US1922459A - Their production : en
  • US1922792A - Testing apparatus : en
  • US1922206A - 2-carboxy-5-nitro diphenyl : en
  • FR750648A - Process for the preparation of contact catalysts : en fr
  • GB397079A - Improvements in armour plate : en
  • CH163409A - Device for the transmission of several electrical measured values by means of only one forward and one return line. : de en
  • CA334809A - Combined stool and stepladder : en fr
  • DE582375C - Pneumatic tube socket with metal rings : de en
  • US1922660A - Power transmission : en
  • US1922309A - Luminous sign : en
  • US1922703A - Railway draft rigging : en
  • US1922815A - Unit heater : en
  • US1922999A - Collapsible tube cap : en
  • CA334982A - Printing telegraph : en fr
  • US1922166A - Mechanism for dry gas meters : en
  • US1922264A - Rodless pump : en
  • ES131333A1 - Improvements in electric arc devices. : en es
  • GB396929A - Improvements in and relating to steam heating systems : en
  • US1922557A - Burglarproof depository for valuables : en
  • FI15357A - Anordning for the construction and operation of the grate : en fi
  • DE582578C - Device for sterilizing crown caps for bottles : de en
  • DE582532C - Brick extrusion press with endlessly rotating press belts : de en
  • GB397074A - Improvements in or relating to electric luminous discharge tubes : en
  • US1922254A - Thermionic tube electrode : en
  • US1922501A - Building product and method of making the same : en
  • USD90494S - Design fob a bug : en
  • GB396941A - Improvements in devices for imparting a permanent wave to hair : en
  • US1922375A - Corn harvesting machine : en
  • US1922763A - Colostomy appliance : en
  • CA334878A - Cinematograph and phonograph synchronising device : en fr
  • US1922336A - Pothead : en
  • US1922960A - Coal burner and feed mechanism : en
  • CA334989A - Cathode : en fr
  • US1922021A - Golf apparatus : en
  • US1922153A - Amyl cresols and preparation thereof : en
  • DE582627C - Radially loaded twin-flow turbine : de en
  • ES131196A2 - A PROCEDURE FOR THE PRODUCTION OF VALUABLE HYDROCARBONS : en es
  • ES131281A1 - A process for the thermal treatment of metal objects, especially for hardening steel and iron. : en es
  • ES1776U - Foot-ball game for the living room. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922571A - Box construction : en
  • US1922649A - Acetylene generator : en
  • US1922214A - Wall tile attachment : en
  • US1922749A - Cream whipping apparatus : en
  • US1923009A - Method and apparatus for handling materials : en
  • US1922804A - Transmission mechanism : en
  • US1922916A - Method of attaching keys and the articles : en
  • USD90493S - Design for a collar clasp : en
  • ES1412Y - Brooches for garters or corset straps. : en es
  • ES131194A1 - Device for the packing of a tree against a box arranged on it and against which it makes special movements. : en es
  • ES1473Y - Protector for edges of shoe soles. : en es
  • CH163336A - Friction wheel lighter. : de en
  • FR750697A - Process for transforming phenolic products and low temperature tars into hydrocarbons : en fr
  • GB396927A - Improvements in, or relating to, mops and the like : en
  • CH163295A - Device on photographic cameras. : de en
  • CH163298A - Inkwell. : de en
  • CH163275A - Process for the preparation of a mixture of phenol and monooxybenzoic acids. : de en
  • DE582610C - Winding device for spring winding machines : de en
  • CH163382A - X-ray system for recordings of short duration. : de en
  • US1923001A - Restraining device : en
  • US1922607A - Insecticide carrier, spreader, and emulsifier and process of making same : en
  • US1922380A - Forming mill : en
  • ES1484Y - Protector for stockings and socks. : en es
  • DE582404C - Machine for punching belts : de en
  • ES1411Y - Toiletry bag for shoe cleaning. : en es
  • GB396853A - Improvements in and relating to electric protective systems : en
  • US1922069A - Scaffold : en
  • US1922223A - Machine for removing and sifting ashes : en
  • DE582408C - Application brush for cleaning products, especially shoe care products : de en
  • CH163424A - Automatic central buffer coupling, in particular for railway vehicles, with horns intended for interlocking the coupling heads. : de en
  • DE582541C - Device for attaching zigzag or sinusoidal grooves on flat surfaces of workpieces : de en
  • CA334828A - Malting apparatus : en fr
  • ES1860U - Corrector or uterine support. (Machine-translation by Google Translate, not legally binding) : en es
  • CH163249A - Method and machine for building up yarn in a cylindrical cross winding for bleaching, dyeing, etc. : de en
  • ES131197A1 - DEVICE FOR CLEANING RIBBED OR SLOT RAILS : en es
  • ES131193A3 - Improvements in essential motor emergency devices for installations powered by electricity. : en es
  • ES1830U - Template of rubber and jute or other textile for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • CA334872A - Railway crossing : en fr
  • CA334877A - Loom : en fr
  • CH163313A - Magnetic method for testing materials and equipment for performing this method. : de en
  • AU1065632A - Improvements inboxes formed of stiff paper, cardboard orthe like : en
  • CH163432A - Process for the production of ferrophosphorus. : de en
  • DE582490C - Pantograph for electrically driven apron conveyors : de en
  • DE582667C - Process for the production of resistors : de en
  • CH163229A - Device for heating or vaporizing fuels in a liquid state. : de en
  • CA334826A - Shelf papier : en fr
  • US1922454A - Control and locking mechanism : en
  • US1922479A - Adjustable concrete insert : en
  • US1922837A - Feed stop for towel cabinets : en
  • US1922037A - Treatment of metals : en
  • US1922930A - Gas keeper : en
  • US1922103A - Process of improving the quality of transformer oils : en
  • US1922265A - Animal trap : en
  • CA334988A - Retractile device : en fr
  • GB397535A - Improvements in engine starting mechanism : en
  • ES131166A3 - Improvements in dispenser counters for the measurement of liquids. : en es
  • ES131305A1 - ELECTRIC DRIVE FOR LOOMS, WEAVING AND SIMILAR MACHINES : en es
  • GB397034A - Manufacture of tetrazo-compounds : en
  • GB397169A - Improvements in the separation of paraffin wax or similar waxy substances from oils containing the same : en
  • CA334971A - Electrolytic device : en fr
  • CH163421A - Ignition current switch for automotive engines with battery ignition. : de en
  • DE582668C - Device for regulating the voltage according to size and phase in three-phase networks : de en
  • US1922546A - Electric heating unit : en
  • CA334853A - Skylight joint : en fr
  • CH163412A - Backpack. : de en
  • DE582672C - Electric drive for cotton knitting machines : de en
  • DE582735C - Single phase alternating current motor with variable speed, especially for cinema sets : de en
  • GB397119A - Improvements in the manufacture of gramophone and the like records : en
  • CA334803A - Ingot mould hot top : en fr
  • DE582413C - Printing unit for scales with a device to prevent pressure, unless the scales are in equilibrium : de en
  • CA334824A - Electric iron : en fr
  • CA334959A - Cinematograph camera : en fr
  • DE582486C - Device for attaching roving bobbins to bobbin frames of spinning machines : de en
  • ES1841U - Folding chair, with crossbows. (Machine-translation by Google Translate, not legally binding) : en es
  • GB396830A - Improvements in or relating to electron discharge tubes used for the recording of sounds : en
  • US1923031A - Hydraulic shock absorber : en
  • CH163300A - Auxiliary device for arithmetic lessons in elementary level. : de en
  • DE582548C - Device for gluing the paper strand of a full paper roll to the strand of an expired paper roll : de en
  • DK47638C - Device for sound recording and sound reproduction. : da en
  • US1922734A - Trap nest front : en
  • ES1458Y - Headwear made of duralumin. : en es
  • US1922442A - Apparatus for removing solids from sewage and other fluids : en
  • US1922181A - Loud speaker : en
  • US1922856A - Loading apparatus for proofers : en
  • US1922043A - Lock : en
  • US1922070A - Fan injector : en
  • US1922467A - Sulphurized phenol : en
  • US1923015A - Advancing motor drilling structure : en
  • US1922620A - Device for cutting sheet material : en
  • US1922358A - Coin controlled mechanism : en
  • US1922419A - Accessory for cooking vessels : en
  • CH163258A - Foldable portable dryer. : en fr
  • CA334791A - Barrel lock : en fr
  • ES131220A1 - A NEW DEVICE FOR CLEANING GRILLS : en es
  • ES131015A3 - Improvements in the frames with mechanical device for sweepers. : en es
  • FR750625A - Oil burner : en fr
  • US1922577A - Bottle labeling machine : en
  • US1922517A - Apparatus for scoring boxing bouts and the like : en
  • CA334970A - Radio receiver : en fr
  • USD90506S - Design for a textile fabric or : en
  • US1922597A - Journal box lid : en
  • US1922819A - Supporting means for reflectors and like devices : en
  • US1922328A - Process of preparing synthetic rutile titanium dioxide : en
  • US1922382A - Apparatus for treating paraffin : en
  • US1922929A - Means for keying members on shafts : en
  • US1922939A - Apparatus for gas analysis : en
  • USD90497S - Design fob a shoe : en
  • DE582387C - Process for the production of double-walled tubes or similar hollow bodies : de en
  • ES131283A1 - A multiple filament electric lamp. : en es
  • FR750612A - Mounting or housing of turbine casings : en fr
  • US1922444A - Fabric and method of making the same : en
  • ES1838U - Table for notes of races of any kind. (Machine-translation by Google Translate, not legally binding) : en es
  • ES1812U - Interchangeable knurls for liquid counters. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922534A - Heat exchange device : en
  • CA334844A - Motor fuel processing : en fr
  • DE582517C - Electric light tubes : de en
  • GB396839A - Improvements in and relating to sliding doors, windows, and like closures : en
  • US1922645A - Friction clutch : en
  • US1922969A - Textile packaging : en
  • US1922159A - Wind deflector for vehicles : en
  • US1922274A - Metallurgical furnace : en
  • CA334972A - Container : en fr
  • FI15380A - Compatibility of the contract price with regard to the production and distribution of goods and the production of cement or cement : en fi
  • US1922984A - Electrical supply equipment for discharge tubes : en
  • US1922991A - Typewriting machine : en
  • US1922420A - Attachment for stoves : en
  • US1922488A - Process and apparatus for preparing respiration baths : en
  • US1922696A - Single pole double throw quick make and break switch : en
  • US1923024A - Bracket for curtain rods : en
  • CA334879A - Chemical pulping process : en fr
  • US1922238A - Dental appliance : en
  • US1922771A - Vaporizing apparatus : en
  • AU864532A - A combined safety razor blade sharpener and shoe horn : en
  • CA334915A - Engine water-tight joint : en fr
  • ES131190A1 - Improvements in the spark plugs used in the explosion engines. : en es
  • GB396896A - Improvements in or relating to frame aerials : en
  • DE554971C - Mixing and beating machine : de en
  • DE549827C - Device for processing engine cylinders or the like. : de en
  • ES131317A1 - A manufacturing process for elastic products based on textiles. : en es
  • GB397033A - Improvements in or relating to electrically insulating bushings : en
  • US1922327A - Sheet glass apparatus : en
  • US1922477A - Construction of motive power engines and pumps : en
  • US1922681A - Removing tool for sheet binding staples : en
  • CA334831A - Wrench : en fr
  • CA334834A - Folding scissors : en fr
  • DE582510C - Sheet feeding device for rotary printer : de en
  • CH163314A - Speed indicator. : en fr
  • US1922081A - Fireworks : en
  • CA334837A - Window washing device : en fr
  • CA334854A - Diaphragm valve : en fr
  • DE582526C - Process for coloring rubber : de en
  • ES1387Y - Guide to action on shuttle lifts. : en es
  • ES1400Y - Twin mattress. : en es
  • FR750605A - Process for reducing the flammability of combustible materials : en fr
  • FR750749A - Ophthalmoscope ensuring images free of glare : en fr
  • GB396940A - Improvements relating to hard metal alloys : en
  • GB397040A - Improvements in and relating to electric power distribution systems : en
  • GB396857A - Engine with rolling piston oscillating in a circle : en
  • US1922304A - Bearing manufacture : en
  • ES131247A3 - A procedure for obtaining applicable regime products as superfood. : en es
  • GB396944A - Improvements in or relating to ships steering gear : en
  • DE582364C - Device for winding up and automatic triggering of large music and choral gyroscopes : de en
  • DE582538C - Storage and transport container for liquefied gases : de en
  • GB396815A - Improvements in and relating to the securing of timber joints : en
  • US1922186A - Manufacture of direct ammonium sulphate : en
  • US1922900A - Holder for tags, etc. : en
  • FR750660A - Display system with multiple transformations and combinations : en fr
  • DE582349C - Scrubbing device for floors u. like : de en
  • GB397120A - Improvements in flying machines, and in apparatus for the propulsion of fluids : en
  • FR750844A - Lubricant Testing Machine : en fr
  • ES131219A1 - A new solvent and vapor irrigation system in the pomace accumulated in the extractors, applicable to all types of construction. : en es
  • GB397027A - Improvements in endless-track propellers for marine vessels or aircraft : en
  • FR750709A - Device for supplying, at will, hot water, steam and cold water to the filters of the machines for preparing coffee : en fr
  • US1922210A - Spring cover : en
  • US1922621A - Mop : en
  • FR750669A - High-lift, low-lift and anti-rollover device applicable to aircraft : en fr
  • US1922222A - Plow : en
  • US1923014A - Colander : en
  • ES131275A1 - A device for the supply of ammunition of two associated guns for the simultaneous aiming in direction. : en es
  • ES1835U - A device for sharpening scissors or other sharp blades (Machine-translation by Google Translate, not legally binding) : en es
  • US1922768A - Endless track vehicle : en
  • US1922068A - Antidraft apparatus for doors : en
  • US1922080A - Cannon : en
  • US1922627A - Two-way radio communication system : en
  • USD90477S - Design for a textile fabric or : en
  • CH163290A - Rangefinder with built-in viewfinder for photographic cameras. : de en
  • USD90510S - Design fob an automobile mat : en
  • CA334944A - Railway car coupler : en fr
  • CH163350A - Injection internal combustion engine with air storage. : de en
  • DE582708C - Process for the production of down comforters and stenter frames for carrying out the process : de en
  • CH163226A - Device for thawing frozen water pipes. : de en
  • CH163429A - Airplane operated by flapping its wings. : de en
  • DE582327C - Process for the remote transmission of measured quantities, positions of movable organs or other values that can be expressed by numbers : de en
  • DE577295C - Device for punching, drilling and cutting profile iron of all types and sizes without scribing and coring : de en
  • ES1658U - Casting box for water meter batteries. (Machine-translation by Google Translate, not legally binding) : en es
  • GB396820A - Improvements in and relating to the electrolytic production of magnesium : en
  • GB397042A - Improvements in or relating to stencil-duplicating apparatus and stencils therefor : en
  • DE582422C - Rubber V-belts and process for their manufacture : de en
  • US1922335A - Aerial eliminator : en
  • CA334808A - Brake mechanism : en fr
  • CA334867A - Metal band forming machine : en fr
  • CA334848A - Room cleaning device : en fr
  • US1923012A - Raising and lowering device : en
  • US1922189A - Apparatus for making paper containers : en
  • CH163397A - Process for the preparation of 1-p-oxyphenyl-2-N-methyl-amino-ethanol-1. : de en
  • CH163437A - Process for the production of a mixture of water-soluble humus colloids. : de en
  • US1922836A - Printing clock : en
  • US1922545A - Automobile body : en
  • US1922844A - Heat exchange device : en
  • US1922861A - Broadcast receiver apparatus : en
  • DE582458C - Compressed gas generator : de en
  • DE582461C - Jacquard gear for warp knitting machines : de en
  • FR750836A - Relays and relay systems upgrades : en fr
  • DE582583C - Light intercom : de en
  • US1922881A - Hydraulic control system : en
  • US1922038A - Stainless metal : en
  • US1922410A - Ventilating skylight : en
  • CA334956A - Superheterodyne receiver control : en fr
  • US1922746A - Toy : en
  • CA334922A - Rubber belt manufacture : en fr
  • CH163320A - Sound reproduction device with acoustic horn. : en fr
  • US1922415A - Electrical-including radio-apparatus : en
  • US1922725A - Film coloring machine and method of coloring film : en
  • US1922911A - Compressor governor : en
  • US1923025A - Portable lock : en
  • CH163292A - Adjustment device for the lens in photographic cameras equipped with a range finder. : de en
  • AU859232A - Improvements in rollers for crushing clods : en
  • ES131218A1 - PROCEDURE FOR SOLIDIFYING AND WATERPROOFING LAYERS OF EARTH AND ROCK : en es
  • FR750830A - Coke oven : en fr
  • GB397000A - Means for regulating the voltage supplied to lamps, motors, or other current consuming apparatus which are supplied with alternating or pulsating direct current : en
  • GB397157A - An automatic resistance welding system : en
  • DE582521C - Preparations for coloring living hair : de en
  • CA334842A - Ink transfer member : en fr
  • CH163416A - Device for the automatic coupling of trailers with tractor vehicles. : de en
  • CH163252A - Retractable sewing machine with foldable and foldable pedal device. : de en
  • DE582601C - Method for igniting the electric arc in mercury vapor rectifiers : de en
  • DE582634C - Process for the production of a cocoa powder with increased suspension capacity : de en
  • FR750768A - Improvements to Machine Made Bolts and Nuts : en fr
  • GB397026A - Improvements in carburettors having an acceleration pump : en
  • CH163267A - Device for cutting bone meat. : de en
  • ES131129A1 - A device for capsular hydraulic machines. : en es
  • GB396817A - Improvements in and relating to thermionic electrometers : en
  • AU1044632A - Improvements relating to telegraph signalling apparatus : en
  • AU924632A - Improvements in ball or tube mills : en
  • GB396799A - Electron discharge device : en
  • CA334998A - Ingot mould hot top : en fr
  • CH163369A - Line clamp. : de en
  • DE582411C - Cooker kettle : de en
  • DE582462C - Drive for flat weft knitting machines with mechanical speed control : de en
  • DE582549C - Suction nozzle with an uneven suction surface : de en
  • GB396983A - Improvements in and relating to dial arrangements for radio receivers : en
  • US1922100A - Refrigerating apparatus : en
  • US1922124A - Aircraft : en
  • US1922370A - Door construction : en
  • CH163340A - Segment with adjustable outside diameter. : en fr
  • US1922688A - Multistage type air cleaner : en
  • US1922808A - Basket handle : en
  • US1922364A - Double action swing : en
  • US1922961A - Water closet bowl and clean-out construction therefor : en
  • US1922656A - High pressure discharge unit : en
  • US1922243A - Cover for the openings of cooking stove hot plates : en
  • CH163448A - Process for obtaining a durable derivative of cyclohexenyl-ethyl-barbituric acid. : de en
  • US1922063A - Monocoque body : en
  • US1922134A - Finishing machine : en
  • US1922956A - Necktie knot tying and retaining form : en
  • GB397488A - Improvements in or relating to pipe joints : en
  • US1922188A - Inspection device : en
  • US1922250A - Frequency-changing circuit : en
  • DE582769C - Process for the production of correct tonal printing forms for multi-color printing : de en
  • FR750726A - Improvements to casing frames for pneumatic tires : en fr
  • GB396965A - Improvements in or relating to tiltable block bearings : en
  • CH163273A - Method of making camphor. : de en
  • US1922918A - Production of liquid, in particular aromatic, hydrocarbons : en
  • ES1450Y - Metal cap for cider bottles and other carbonated drinks. : en es
  • GB397077A - Improvements in cigarette cases or the like : en
  • US1922565A - Label : en
  • CA334936A - Heat exchanger : en fr
  • CH163347A - Device on compressors, in particular rotary piston compressors, for automatically starting the same when empty. : de en
  • ES131115A1 - PROCEDURE FOR OBTAINING WRITINGS, IMAGES AND ANALOGUES ON ALUMINUM AND ITS ALLOYS : en es
  • US1923047A - Permanent magnet : en
  • US1922219A - Cultivator : en
  • US1922556A - Caster wheel : en
  • CA334963A - Electrical coil spool : en fr
  • AU950732A - Improvements in paper containers : en
  • CA334895A - Elevator guide rail lubricator : en fr
  • US1922044A - Releasable oil well packer : en
  • US1922324A - Removable chill ring for pipe welding : en
  • CH163441A - Process for obtaining a highly concentrated aqueous solution of a salt of 3,5-diiodo-4-pyridone-N-acetic acid. : de en
  • CA334887A - Conductor defect detecting apparatus : en fr
  • CH163345A - High-speed, valveless piston machine. : de en
  • US1922704A - Humidifying unit with tube : en
  • US1922769A - Flying boat : en
  • CA334838A - Cattle guard : en fr
  • ES131251A3 - A procedure for the construction of home gas alcohol stoves. : en es
  • ES1393Y - Boxes for teaching reading. : en es
  • FR750602A - Device for opening sheet metal envelopes, for example cans of food or the like : en fr
  • FR750707A - Power train and steering device, removable for floating vessels : en fr
  • GB396806A - Improvements in or relating to record card controlled tabulating machines : en
  • US1922835A - Plug closure : en
  • US1922502A - Aisle seat for busses : en
  • US1922513A - Forming press : en
  • US1922982A - Manufacture of photographic pictures : en
  • US1922482A - Halogendibenzopyrenequinones : en
  • US1922160A - Process at the sulphite cellulose digestion, of removing turpentine and other volatile matters present in the chips : en
  • US1922535A - Method of producing quartz seals : en
  • US1922598A - Die-casting : en
  • FI15339A - Wagon transfer device : en fi
  • GB397132A - Improvements in oxide coated thermionic cathodes : en
  • US1922269A - Zigzag mesh fabric : en
  • US1922644A - Straight dental handpiece : en
  • US1922279A - Radioreceiver : en
  • FR750837A - Neutrodyne assembly for screen grid lamps : en fr
  • US1922732A - Railway draft rigging : en
  • DE582561C - vacuum cleaner : de en
  • GB396903A - Improvements in and relating to wall and other bracket-like tables : en
  • CA334814A - Paint striping device : en fr
  • US1922040A - Sheet feeder : en
  • US1922416A - Gas absorbent : en
  • US1922842A - Wirebound box blank : en
  • US1922965A - Transmission gear : en
  • CA334896A - Coil clamp : en fr
  • CH163232A - Roasting device with grate. : de en
  • US1922638A - Garment : en
  • US1922694A - Partition construction : en
  • US1922676A - Closure holding device : en
  • US1922583A - Tensioning spider for deep-well turbines : en
  • US1923016A - Process and apparatus for treating hydrocarbons : en
  • CH163326A - Pneumatic device for refueling automatic lathes and the like. : en fr
  • CH163377A - Contact crossbar for oil switch. : de en
  • CA334819A - Jar lifter : en fr
  • US1922495A - Roller and key for printing presses : en
  • CA334912A - Lamp and bulb reclaiming process : en fr
  • CA334875A - Cylinder ridge reamer : en fr
  • US1922596A - Variable coupling : en
  • US1922674A - Insulation in electric discharge tubes : en
  • USD90503S - Design for a shoe : en
  • DE582485C - Device for introducing the alignment strips into reversible shoes : de en
  • USD90499S - Design for a shoe : en
  • US1922491A - Conversion of hydrocarbons of high boiling point into those of low boiling point : en
  • CA334818A - Vinegar manufacture : en fr
  • FR750734A - Bandages and hernia belts with flexions, applying pressure from the bottom to the top : en fr
  • US1922125A - Insulator heating circuit : en
  • CH163239A - Ring for fastening curtains. : de en
  • CH163259A - Innovation in shirts and similar underwear. : de en
  • CH163330A - Process for the coagulation of rubber latex and apparatus for carrying out this process. : de en
  • US1922180A - Ash tray : en
  • US1922450A - Gauge rod wiper : en
  • US1922679A - Armature for magnetic loud speakers : en
  • US1922440A - Electrical heating appliance : en
  • CA334865A - Corrosion inhibition : en fr
  • CH163304A - Skisteigknecht. : de en
  • AU924232A - Improvements in rotary engines and pumps : en
  • CH163349A - Release device for quick-closing devices of steam turbines, which have a quick-closing device that can be operated by hand. : de en
  • NL30400C - : en
  • US1922271A - Apparatus for formation and welding of crossed wire products : en
  • US1922623A - Wired radio receiving system : en
  • DE582427C - Low awning failure : de en
  • DE582508C - Device for fastening flexible printing plates on a forme cylinder : de en
  • US1922091A - Refrigerating apparatus : en
  • US1922972A - Method and means for handling excavated material : en
  • FI15337A - Secondary-nickel-alloying with high-strength and permeability for the purpose of handling : en fi
  • GB396881A - Improvements relating to table game boards : en
  • US1922457A - Shock absorber : en
  • US1922359A - Fifth wheel construction : en
  • US1922412A - Gluing and sealing machine for shipping cases : en
  • US1922097A - Drum weir : en
  • US1922368A - Apparatus for mixing concrete : en
  • US1922683A - Thread and yarn clearer : en
  • DE582520C - Process for liquefying tribromomethyl alcohol : de en
  • DE582687C - DC-AC double current machine or converter : de en
  • FR750731A - Protects vines and other plants : en fr
  • US1922522A - Control device for alpha machine : en
  • US1922580A - Temperature alarm : en
  • DE582611C - Cantilever track turning machine connected to the setting car : de en
  • US1922480A - Manufacture of amino-hydroxyanthraquinones : en
  • USD90514S - Design for a textile fabric or : en
  • US1922631A - Means and method for reproducing sound from alpha photographic film record : en
  • CA334924A - Rim lock : en fr
  • US1922447A - Transfer : en
  • USD90486S - Design for a tourist camp cottage : en
  • US1922553A - Lifting device : en
  • US1922594A - Ring for attaching articles to clothing : en
  • CA334917A - Beryllium fluoride production : en fr
  • FR750615A - Process for clarifying liquids by flocculation : en fr
  • FR750833A - Improvements made to the assembly of garden tools on their tractor : en fr
  • CA334860A - Cereal processing : en fr
  • CH163228A - Articulated boiler for the combustion of fine-grain fuels. : de en
  • CH163240A - Device to prevent slippage of door templates, straw mats or the like while entering. : de en
  • CH163335A - Device for drying sand. : de en
  • DE582569C - Device for hammering scythes and sickles with a pressure jaw : de en
  • FR750624A - Standard garment for use by tailors and method of making individual garments using this standard garment : en fr
  • US1922115A - Antenna array : en
  • US1922958A - Electric vaporizer : en
  • CA334883A - Refrigerator cabinet : en fr
  • US1922744A - Roll-over machine : en
  • CA334951A - Constructional toy : en fr
  • CA334840A - Locomotive accessory supporting apparatus : en fr
  • DE582430C - Device for dewatering colloidal precipitates : de en
  • ES131233A1 - Improvements in DC electric motor equipment driven in connection with rotating transformers of the same current. : en es
  • ES131265A1 - ELECTRIC DRIVE FOR THE SHUTTLE PUNCH DEVICE ON LOOMS AND ANALOGUE MACHINES : en es
  • US1922086A - Brooder : en
  • US1922657A - Mop : en
  • US1922216A - Laminated field assembly for electric motors : en
  • US1922373A - Valve head for air motors : en
  • US1922555A - Lifting device and supporting device : en
  • US1922035A - Frying and cooking apparatus : en
  • US1922851A - Self-loading dump-body : en
  • US1922793A - Reworking of die-rolled articles : en
  • DE582543C - Inlet channel with movable extension piece for excavator equipment : de en
  • ES1380Y - Element for thermal insulation. : en es
  • GB397049A - Sole for boots and shoes for outdoor games, more especially football : en
  • DE582483C - Painting lock, in which the painting disks form the side cover of the lock and are rotatably arranged opposite the central stationary drawing disks : de en
  • CA334908A - Glass feeding apparatus : en fr
  • DE582659C - Security device against theft of motor vehicles : de en
  • GB397102A - Improvements in or relating to vehicle brakes : en
  • CH163328A - Milling device for woodworking. : de en
  • CH163435A - Process for the preparation of a sulfonation product of a basic derivative of higher paraffinic hydrocarbons containing nitrogen-containing groups. : de en
  • CH163251A - Chain stitch sewing machine. : en fr
  • DE582367C - Process for the production of stones of all kinds from mixed concrete : de en
  • US1922509A - Heating by circulating heat-transferring liquids : en
  • US1923053A - Paper box : en
  • CH163388A - Device for reducing the amount of steam in the working area in front of the anodes of mercury vapor rectifiers. : de en
  • ES1865U - Toilet bowl for toilets running water. (Machine-translation by Google Translate, not legally binding) : en es
  • DE582503C - Containers for removing solids from liquids : de en
  • DE582608C - Process for the production of colored bitumen emulsions : de en
  • US1922338A - Street sweeper : en
  • US1922059A - Radio receiving system : en
  • US1922937A - Extrusion molding press : en
  • US1922273A - Magnetic fluid gauge : en
  • US1922401A - Drilling machine : en
  • US1922935A - Article supporting bracket : en
  • CA334949A - Abrasive metal carbide manufacture : en fr
  • US1922101A - Refrigerating apparatus : en
  • US1922352A - Control device : en
  • US1922849A - Gauging of screw threads : en
  • CH163317A - Oscillograph. : en fr
  • DE582350C - Washing and washing machine for dishes and like : de en
  • ES131183A3 - An improvement in the manufacture of stretch knits. : en es
  • ES1816U - A cortona plug device (Machine-translation by Google Translate, not legally binding) : en es
  • FR750770A - Gasket for pipe assembly : en fr
  • CH163401A - Comb. : en fr
  • US1922182A - Regulating apparatus : en
  • US1922147A - Atomizing and evaporating device for vegetables and the like : en
  • US1922090A - Signaling system : en
  • US1922187A - Process for the purification of air : en
  • CH163447A - Process for obtaining a durable derivative of cyclohexenyl-ethyl-barbituric acid. : de en
  • DE582361C - Push-off device for billiard balls with springy and rotating piston : de en
  • CA334817A - Clothes-peg : en fr
  • FI15370A - Växelsystem för fordon : en fi
  • FR750794A - Auto window slide : en fr
  • GB396883A - Improvements in and relating to protective devices for electric condensers : en
  • CA335002A - Poppet valve : en fr
  • CH163373A - Oil switch housing. : de en
  • CA334863A - Plant package : en fr
  • ES1864U - Improved device consisting of a bobbin tube to improve the winding of the thread in the mechanical spinners. (Machine-translation by Google Translate, not legally binding) : en es
  • GB396829A - Improvements relating to display devices : en
  • FR750729A - Elastic coupling : en fr
  • GB396802A - Improvements in and relating to mercury arc rectifiers : en
  • FR750634A - Improvements made to pipe fittings : en fr
  • ES131243A1 - A refinement in piston pumps. : en es
  • FR750629A - Improvements to the balancing of rotating components or elements : en fr
  • ES131175A1 - Improvements in the manufacture of alkaline cyanides, especially sodium cyanide. : en es
  • ES131167A3 - Improvements in the manufacture of insulating handles or handles for metal containers or utensils. : en es
  • US1922801A - Battery hand lamp : en
  • DE582493C - Process for the preparation of 1-phenyl-2-aminopropanol- (1) hydroxylated in the phenyl nucleus : de en
  • CA10067S - Glass bottle with cap : en
  • GB397100A - Improvements in or relating to friction members : en
  • DE582647C - Process for dewaxing hydrocarbon oils : de en
  • GB397099A - Improvements in steam generators : en
  • US1922496A - Pipe wrench : en
  • US1922211A - Mattress tufting machine : en
  • US1922748A - Construction shore : en
  • US1922948A - Attachment plug : en
  • FR750758A - Container with filter spout for infusions : en fr
  • ES131157A2 - IMPROVEMENTS TO GAS-FILLED ELECTRIC INCANDESCENCE LAMPS : en es
  • ES131259A3 - Improvements in motor trucks, especially electric. : en es
  • CA334931A - Tractor hitch : en fr
  • GB397038A - Appliances for playing table games simulating cricket : en
  • FI15368A - Anordning vid flygmaskiner med roterbara bärytor : en fi
  • CH163244A - Frame for storing and individual delivery of packages of goods. : de en
  • GB396800A - Improvements in fire engines : en
  • GB397109A - Force measuring machines : en
  • GB397493A - Improvements in injection apparatus for fuel for internal combustion engines : en
  • CA334929A - Pulp article drying apparatus : en fr
  • DE582565C - Process for the production of sulphonic acids of rubber : de en
  • ES1386Y - Automatic toothpick. : en es
  • CH163299A - Stoup. : en fr
  • CH163214A - Windowsill. : de en
  • US1922985A - Charging pump for multicylinder two-stroke combustion engines or compressors : en
  • US1923022A - Loose leaf binder : en
  • ES1383Y - Covers retreaded. : en es
  • GB397118A - Improvements in or relating to electrical remote control and indication : en
  • US1922164A - Boiler return and vacuum trap : en
  • US1922463A - Process of dyeing and the dyed materials produced : en
  • ES131285A3 - An electrically operated apparatus for skinning cattle. : en es
  • CH163289A - Cinematographic apparatus. : de en
  • FR750736A - Lightweight camping tent : en fr
  • FR750760A - Improvements to aluminum-based alloys : en fr
  • FR750772A - Dispenser for sugar or other products in relatively regular shaped pieces : en fr
  • ES131180A3 - Improvements in beet root mills. : en es
  • FI15343A - Införingsarmatur för elektriska ledningar : en fi
  • FR750756A - Thermometer for measuring oven temperature : en fr
  • DK47650C - Bonemasse and Procedure for its Manufacture. : da en
  • ES1493Y - Apparatus for the defense of stockings and socks. : en es
  • FR750754A - Mechanical counter quantitative calorimeter : en fr
  • GB397163A - Improvements in and relating to radial engines : en
  • FI15340A - Anordning för volkkontroll vid radiomottagare : en fi
  • FR750747A - Improvements to the insulation of capacitor elements or other electrical devices : en fr
  • GB396902A - Improvements in or relating to buffers for railway and like vehicles : en
  • ES131276A1 - Procedure for the extinction of the arc in switches of electrodes in the form of antennas and chimneys precise for such result. : en es
  • FR750763A - : fr
  • US1922171A - Container : en
  • US1922435A - Poultry feeder : en
  • GB396962A - Improvements in inflatable rubber structure and method of making same : en
  • GB396827A - Improvements in and relating to the electrolytic production of magnesium : en
  • ES131134A1 - DISPOSITION TO SIGNAL BOTH THE DIRECTION OF FLIGHT THROUGH RECEPTION WITH LONGER WAVES AND THE INTENSITY OF THE LANDING FIELD BY MEANS OF RECEPTION OF ULTRA-SHORT WAVES : en es
  • FR750617A - Arrangements for establishing the watertight junction between the tubular elements of large or medium diameter conduits laid under water : en fr
  • FR750823A - Apparatus for the mechanical production of foam : en fr
  • DE582359C - Two-for-one or multiple-wire twisting spindle : de en
  • DE582378C - Process for dyeing and printing animal and vegetable materials with stain dyes : de en
  • ES1357Y - Board for the game of the patchessi. : en es
  • GB397135A - An improved method of building up crank shafts and securing propellers and the like to shafts : en
  • ES131119A1 - Improvements in boilers. : en es
  • ES131140A3 - Improvements introduced in precision aneroid barometers. : en es
  • ES1424Y - Perfected funnel. : en es
  • FR750632A - Device for use as negative resistors of electron tubes comprising a cathode, a grid and an anode : en fr
  • GB397491A - Improvements relating to printing presses and particularly intaglio printing presses : en
  • US1922372A - Method and apparatus for preventing offset in printing : en
  • US1922640A - Air induction means foe internal : en
  • US1922977A - Circular knitting machine : en
  • GB396957A - A new or improved combined support for musical percussion triangles or other small percussion instruments and means for detachably holding a musical score therefor : en
  • US1922169A - Towel : en
  • DE582518C - Induced draft system for firing systems that can be switched to natural draft and fan draft : de en
  • ES1304Y - Joint cord with metallic sheath. : en es
  • GB396935A - Improvements in or relating to the toning of bromide photographic prints by the hypo-alum process : en
  • FR750661A - Vacuum Tube Grid Making Machine : en fr
  • FR750745A - Improvements to the fuel supply of automobile engines : en fr
  • US1922104A - Hospital bed : en
  • FR750610A - Device for blistering a molten composition (slag) to be transformed into an artificial pumice stone with high porosity : en fr
  • US1922671A - Pelt stretcher : en
  • CA334823A - Dryer felt seaming apparatus : en fr
  • CA334961A - Cinematograph camera : en fr
  • CH163316A - Device for automatic regulation of the supply of material. : de en
  • US1922418A - Posture regulating chair : en
  • US1922908A - Apron conveyer : en
  • AU728432A - Corrigenda : en
  • US1922204A - Closure for collapsible tubes : en
  • US1922622A - Tube rolling apparatus : en
  • CA334862A - Plant package : en fr
  • CA334996A - Copper and alloy colouring method : en fr
  • US1922592A - Vehicle signal : en
  • US1922912A - Plate glass polishing block : en
  • US1922174A - Sifting and material directing device for containers : en
  • US1922361A - Stove or range : en
  • CH163302A - Sheet music holder equipped with a sheet music turner. : de en
  • CA334843A - Ink transfer member : en fr
  • CH163268A - Process for the saccharification of cellulose-containing substances with mineral acids. : de en
  • GB397025A - Improvements in or relating to processes of making reaction products of ketene : en
  • GB397087A - Improvements in or relating to oscillographs : en
  • US1922486A - Strong box : en
  • GB396886A - Improvements relating to hook fittings for miners' and like lamps : en
  • AU837032A - Improvements relating to automatic telephone systems : en
  • DK47651C - Procedure for the production of colored cement or mortar. : da en
  • ES131272A3 - A procedure for the manufacture of carved background velvets and velvet with warp effects. : en es
  • US1922924A - Antislipping projection for boots and shoes : en
  • US1922524A - Gas lamp construction : en
  • US1922606A - Method and means for propelling and steering water or air ships : en
  • US1922722A - Storm sash operator : en
  • US1923057A - Aldehydeamine cinchona bark alkaloid condensation product : en
  • US1922990A - Toy : en
  • US1923008A - Tunnel liner : en
  • ES1446Y - Improvements in the devices for holding stockings and similar clothing. : en es
  • GB397083A - Improvements in pumps for delivering measured quantities of liquid : en
  • US1922137A - Sole molding machine : en
  • US1922885A - Plural motor drive : en
  • CH163422A - Wheel tire clamp for fastening the wheel tire to the rim of wagon wheels. : de en
  • US1922515A - Nut cracker : en
  • US1922199A - Telephone system : en
  • US1922298A - Window lock for limiting the opening distance of window sashes : en
  • FI15353A - Forwarding rules and regulations for the production of flat-rolled products and materials : en fi
  • FR750662A - Process and installation for the purification of waste water from gas washing : en fr
  • ES131293A3 - A procedure for making fabrics with floating stripes. : en es
  • GB397168A - Improvements in and relating to record card operated tabulating machines : en
  • US1922504A - Cabinet construction : en
  • FR750708A - Insecticide product : en fr
  • GB396855A - Improvements relating to electromotors : en
  • GB396822A - Improvements in electric wave signalling apparatus : en
  • FR750812A - Broom holder : en fr
  • ES1831U - Miniature football game, transportable for field and travel. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922569A - Carburetor : en
  • FR750719A - Removable mounting device for the <<bon-bout>> on the heels of the shoes : en fr
  • FR750701A - Equipment for the treatment of gas or gas mixture by electric corona : en fr
  • GB396921A - Automatic drawbolt device for use on double folded doors, windows, shutters and the like : en
  • ES131252A2 - IMPROVEMENTS IN THE AUTOMATIC MIXING MILLS : en es
  • GB396922A - Improvements in card guides for piano jacquard-card cutting machines : en
  • GB397045A - Improvements in or relating to vehicle brakes : en
  • DE582507C - High-performance turbine : de en
  • US1922379A - Air inlet valve for internal combustion engines : en
  • ES1846U - A fungal rubber muffin (Machine-translation by Google Translate, not legally binding) : en es
  • ES131173A1 - An improvement in the valves of passage for liquids and gases of all kinds. : en es
  • FR750759A - : fr
  • FR750653A - Device allowing momentary disengagement in motor cars with internal combustion engines : en fr
  • DK47654C - Carrier current signaling device. : da en
  • ES131138A1 - A new system of stabilizers for airplanes. : en es
  • US1923045A - Draft rigging : en
  • US1922738A - Radiographic apparatus : en
  • US1922950A - Spinning apparatus : en
  • USD90517S - Design for a brassiere : en
  • US1922567A - Picture frame : en
  • CA334805A - Harvester frame : en fr
  • CA334976A - Journal box : en fr
  • CH163227A - Door lock. : de en
  • DE582472C - Process for cooling the lubricating oil in motor vehicle engines : de en
  • DE582515C - Device for reducing the oxygen content of the cooling air of electrical machines cooled by a closed circulating air flow : de en
  • DE582582C - Timer for projectiles : de en
  • ES1861U - Special container designed to contain pressed sardines for better preservation, preservation and presentation. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922473A - Method of producing plastic masses, petrifying after the setting : en
  • USD90515S - Design fob a rack : en
  • US1922284A - Power propelled mower : en
  • US1922774A - Molded block : en
  • US1922500A - Fuse holder : en
  • US1922378A - Lock nut : en
  • US1922880A - Road grader : en
  • US1923013A - Apparatus for the preparation of semicolloids and uniform colloids : en
  • US1923037A - Engine starter : en
  • US1922130A - Golfer's stance appliance : en
  • US1922325A - Manufacture of paper : en
  • AU875732A - Improvements in or relating to sliding clasp fasteners : en
  • GB397133A - Improvements in and relating to door and like bells : en
  • DK47633C - Hatch cover. : da en
  • CA334919A - Gold and antimony separation : en fr
  • CH163206A - Device for making flycatchers. : de en
  • DE582534C - Process for the production of highly refractory masses : de en
  • DE582729C - Device for hydraulic control for several valves of piston engines : de en
  • FI15347A - Kraftgasgenerator, särskilt för motorfordon : en fi
  • CH163243A - Concealed console support device for washbasins in the ceramic industry. : de en
  • US1922399A - Box : en
  • US1922691A - Loose leaf binder : en
  • CH163210A - Rocker closure device for a bay. : en fr
  • CH163427A - DC traction vehicle with regenerative braking. : de en
  • US1922658A - Wringer mop : en
  • US1922968A - Hose coupling : en
  • FR750706A - Rotary vane air pump : en fr
  • CA334871A - Ophthalmic lens : en fr
  • CH163342A - Toilet flush valve. : de en
  • US1922838A - Heat exchange device : en
  • US1922872A - Method of removing hydrogen sulphide from natural gas : en
  • AU959732A - Aerating means for contact masses : en
  • DE582621C - Fountain pen with a needle-like, piston-weighted tip : de en
  • US1922811A - Multiple ampulla : en
  • US1922893A - Process of making laminated glass : en
  • US1922609A - Roller : en
  • US1922841A - Process of manufacturing fish lure and fish lure made thereby : en
  • CA334876A - Log sawing machine : en fr
  • ES130536A3 - A paint gun. : en es
  • FR750746A - Large Diameter Pit Quarry Punch and Spiral Wire Saw Pole Combination : en fr
  • FR750773A - Reinforced concrete coating for tunnels or other underground works, and method for its execution : en fr
  • GB397093A - Improvements in and relating to steam generators : en
  • GB396917A - Improvements in or relating to alternating current watt-hour electricity meters : en
  • CA334797A - Carbureter : en fr
  • CA334822A - Hay loader : en fr
  • US1922853A - Process for the electrolytic deposition of chromium : en
  • US1922943A - Fabric : en
  • US1923002A - Shingle roof : en
  • CH163433A - Process for the production of normal, primary tetradecyl alcohol. : de en
  • ES1408Y - Adjustable bracelet for watches. : en es
  • FR750718A - Helicopter with articulated junction between the lift-propellant and the fuselage : en fr
  • US1922244A - Electrode and method of making the same : en
  • US1922295A - Inside glare shield : en
  • AU863432A - Improvements in refrigerating gas compressors : en
  • CH163270A - Process for cleaning tar or bituminous sulfur. : de en
  • US1922257A - Slide fastener : en
  • CA334994A - Cash and check receptacle : en fr
  • CH163418A - Steam turbine drive on automobiles. : de en
  • US1922119A - Process and machine for producing knitted fabrics : en
  • CH163415A - Roller table with rollers individually driven by induction motors. : de en
  • CA334792A - Knitted fabric : en fr
  • CA334833A - Heat exchanger : en fr
  • CH163419A - Electrical installation for motor vehicles. : en fr
  • US1923058A - Method of treating metals : en
  • DE582585C - Package winder : de en
  • US1922096A - Method of preparing yeast raised dough for baking : en
  • US1922460A - Tractor : en
  • DE582425C - Device for making seamless candies : de en
  • DE582468C - Liquid level indicator for containers, especially for washing kettles : de en
  • DE582563C - Housing for parquet floor polisher : de en
  • DE582766C - Two or more part roller bearing : de en
  • ES1469Y - Pocket diary portfolio for daily use. : en es
  • CA334851A - Dispensing device : en fr
  • CH163288A - Method for preparing the elevator of printing presses. : de en
  • CA334868A - Coal cleaning apparatus : en fr
  • CH163385A - Electric discharge tube. : de en
  • US1922064A - Valve : en
  • US1922539A - Fuel supplying pump for internal combustion engines of the airless fuel injection type : en
  • USD90483S - Combined base and standard for a lamp : en
  • NL30458C - Method for dyeing fabrics, threads and the like with azo dyes : en nl
  • US1923041A - Distant control for speed varying devices : en
  • US1922407A - Charge forming device : en
  • US1922993A - New reserving preparation and reserve dyeing process : en
  • US1922422A - Relay : en
  • US1922446A - Clamping device : en
  • US1922493A - Steering wheel assembly : en
  • CA334864A - Duster and handle : en fr
  • CH163431A - Automatic weft bobbin replacement device on mechanical looms with shuttle change on both sides. : de en
  • US1922997A - Combination level and gauge : en
  • AU858932A - Improvements in and relating tothe heating of plant houses propagating frames, seedbeds andthe like : en
  • CH163378A - Control device on prime movers for driving generators. : de en
  • ES131143A1 - A lighting installation. : en es
  • ES129978A1 - Procedure to avoid seals in the pipes of sinks, sinks, toilets, laundry piles, bathtubs and in general in all kinds of pipes and pipes of running or waste water and to ensure a perfect drainage. : en es
  • ES1497Y - Batea container to contain pharmaceutical ampoules, vials and the like. : en es
  • DE582511C - Sheet feeding device for office printing machines : de en
  • US1922291A - Balloon tire : en
  • IE12612L - Cooling reciprocating engines : en
  • ES130983A1 - A method of manufacturing pneumatic wheels for vehicles. : en es
  • USD90508S - Design for a textile fabric or : en
  • ES1453Y - Security seal and transparent and hermetic closing device. : en es
  • USD90495S - Design fob a lounging chair : en
  • ES131330A1 - A thermal protection sleeve for two-stroke, double-acting combustion engines. : en es
  • GB397159A - An improved method of producing photographic pictures and kinematograph films in colour : en
  • ES1290Y - Tilting planes for orange processing machines. : en es
  • DE582464C - Furniture foot with a fixed base plate and a roller that can be switched on and off by moving vertically : de en
  • FI15375A - Redemption for optical and acoustic phenomena within the field : en fi
  • CH163444A - Process for the preparation of l-1-m-oxyphenyl-2-aminopropan-1-ol chlorohydrate. : de en
  • DE582654C - Recording or speaking machine with magazine and automatic plate change : de en
  • DE582759C - By air pressure or electrically driven hammer saw for making wall slots or for cutting off blocks of wall, concrete or stone : de en
  • GB396801A - An improved rotary pump : en
  • DE582536C - Common winding device for watches with two springs : de en
  • GB396859A - Process for obtaining fast tints on wool : en
  • GB396933A - Improvements in or relating to processes of solubilizing metal values in oxidized ores containing iron : en
  • FR750781A - Electric weft feeler for looms : en fr
  • GB397125A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • US1922173A - Heat exchange device : en
  • US1922311A - Aeroplane wing structure and method of making the same : en
  • FR750776A - Bottle spout : en fr
  • US1922739A - Colored tinsel fabric : en
  • US1923050A - Snap fastener slide socket : en
  • ES130476A1 - A mechanical system to make graphic prints to various inks. : en es
  • ES1404Y - Toy parachute. : en es
  • DE582557C - Chamber furnace for the production of gas and coke with steam supply : de en
  • GB396805A - Improvements in or relating to machines for sorting statistical cards : en
  • USRE18916E - Supply circuits for radio sets : en
  • US1922082A - Storage battery container : en
  • US1922821A - Recording acoustic vibrations : en
  • ES1815U - A slot (Machine-translation by Google Translate, not legally binding) : en es
  • CA334861A - Rail joint : en fr
  • CA335004A - Glow discharge lamp : en fr
  • US1922756A - Method of and machine for producing gears : en
  • US1922847A - Process of metal deposition and product thereof : en
  • GB396913A - Improved lawn mower sharpener : en
  • US1922142A - Sign and display structure : en
  • CA10064S - Finger rings and other jewellery insignia : en
  • CA334950A - Magazine pencil : en fr
  • US1922667A - Fuel igniting means and method : en
  • CA334979A - Cushioning mechanism : en fr
  • DK47639C - Row cleaner insert. : da en
  • GB396968A - Improvements relating to the production of propionic acid by fermentation : en
  • DE582469C - Roller speaking machine : de en
  • GB397171A - Improvements relating to the control of motors for electrically propelled vehicles : en
  • US1922765A - Spring connection : en
  • AU1008232A - An improved insulation for heat, cold or sound : en
  • DE582612C - Process for the production of azo dyes : de en
  • DE582774C - Working document composed of individual pieces of wood by reasoning, as a meat chopping block, punching block, cutting board or the like : de en
  • FI15374A - Movie shooting board : en fi
  • NL30577C - : en
  • US1922425A - Device for registering and feeding objects to alpha magazine : en
  • US1922921A - Mainspring for watches, clocks, etc. : en
  • ES131201A1 - An improved device for applying sole or rubber caps to the heels of footwear. : en es
  • ES1448Y - Projectiles with a light path. : en es
  • FR750628A - Cot : en fr
  • GB396936A - Improvements in or relating to sheet feeding mechanism : en
  • GB397067A - Improvements in or relating to indicating devices suitable for use in connection with tuning and other control means of radio receivers : en
  • DE582675C - Device for feeding pre-compressed, vented briquetting material onto roller presses : de en
  • DE582529C - Postcard consisting of two sheets of paper connected together (reply card) : de en
  • DE582555C - Device for counting draw axles : de en
  • DE582562C - vacuum cleaner : de en
  • DE582683C - Adjustable set closer : de en
  • ES131250A1 - A method of manufacturing containers and containers of glass, with perforated bottom. : en es
  • FI15367A - Stålstege : en fi
  • GB397037A - Improvements in or relating to torpedo tubes : en
  • CA334894A - Motor control system : en fr
  • CH163338A - Insulating pad for machine foundations to prevent the transmission of vibrations. : de en
  • US1922218A - Monument : en
  • US1922593A - Electrical transformer : en
  • US1922859A - Dyeing machine : en
  • US1922167A - Helicoplane and airplane : en
  • US1922867A - Multiple wall waterproof bag : en
  • US1922932A - Corrugated transparent material : en
  • US1923044A - Protective device for chlorinating apparatus : en
  • USD90492S - Design for a package display stand : en
  • ES130865A1 - Improvements in the construction of sliding hoods for all types of vehicles. : en es
  • ES131311A1 - An apparatus of operation by coins to practice games of skill or luck. : en es
  • ES1843U - Cambrillones of wood for the manufacture of footwear (Machine-translation by Google Translate, not legally binding) : en es
  • GB397086A - Improvements in and relating to wharf or quay walls : en
  • CA334930A - Tractor plow : en fr
  • CH163428A - Fastening device for spray decks on folding boats. : de en
  • CA334962A - Mixing machine : en fr
  • US1922974A - Homogenizer : en
  • US1922898A - Signal for brooders : en
  • DE582684C - Device for the transmission of commands between the individual drivers of an electric train with multiple controls : de en
  • CA334973A - Truck side frame : en fr
  • DE582373C - Drive of conveyor troughs, shovel sieves and similar devices by means of intermittent magnetic attraction : de en
  • DE582546C - Process for the preparation of resinous condensation products from phenols : de en
  • DE582639C - Device on typewriters to secure the lettering border on the lower edge of the paper layers : de en
  • GB397172A - A removable holder for spoons and the like for use in connection with kitchen rangesand the like : en
  • ES131073A1 - Improvements in the manufacture of accumulator plates, tubular elements. : en es
  • ES1384Y - Suspender strap for men's trousers. : en es
  • GB396810A - Improvements in or relating to the manufacture of waxed papers : en
  • DE582531C - Power-driven recording cinematograph : de en
  • DE582622C - Fountain pen : de en
  • US1922531A - Metal ribbon machine : en
  • US1922229A - Game : en
  • DE582765C - Air supply control in internal combustion engines for vehicles with generator gas drive : de en
  • FR750805A - : fr
  • IE13158L - Drying of colloid material (peat) : en
  • GB397117A - Cellulose derivatives and their manufacture : en
  • ES1402Y - Headwear made of agglomerated cork. : en es
  • US1922727A - Production of pattern effects upon textile fabrics or other materials : en
  • DE582357C - Device for sharpening knives and cutting devices of all kinds : de en
  • DE581472C - Asymmetrical photographic lens with six surfaces bordering on air : de en
  • US1922073A - Milling machine : en
  • US1922468A - Parquet flooring : en
  • ES1494Y - Own clamping flange for tubes and similar applications. : en es
  • US1922280A - Air valve : en
  • US1922602A - Volume control circuits : en
  • USD90507S - Design for a textile fabric or : en
  • US1922109A - Lubricant dispensing device : en
  • US1922909A - Fertilizer : en
  • GB397028A - Improvements in and relating to switch mechanism for manually controlled electrical boring machines : en
  • CH163221A - System for generating hot water for heating purposes at a constant temperature using the exhaust steam of a turbine, the output of which is generated independently of the heating steam operation. : de en
  • US1922050A - Pump : en
  • US1922717A - Mechanism for feeding fragile objects to machines : en
  • CH163245A - Ladder that can be used as a stepladder and extendable stepladder. : de en
  • CA334902A - Bottle cap : en fr
  • US1922814A - Floor clip and the method of making same : en
  • AU814032A - Improvements in connector handles for electric heating devices : en
  • AU858032A - Improved stay and fastening means for casements, fanlights andthe like : en
  • DE582315C - Weaners : de en
  • US1922589A - Oiling system : en
  • USD90487S - Design for a button : en
  • US1922110A - Die structure : en
  • US1922318A - Air cooled brake : en
  • US1922158A - Ticket rack : en
  • CH163390A - Device for controlling the anode grids of valve rectifiers by arcing. : de en
  • AU881532A - Improvements in or relating in electrical timing apparatus : en
  • US1922151A - Adjusting device for saw arbors : en
  • US1922773A - Fruit juice extractor : en
  • US1922845A - Towel cabinet : en
  • GB396961A - Improvements in looms for weaving without shuttles : en
  • US1922878A - Road guard mounting : en
  • ES1492Y - Improved packaging box. : en es
  • GB396875A - Improvements in electromagnetic pick-ups for gramophones : en
  • ES1149Y - Handles, brackets and handles, known by the generic name of fittings for springs. : en es
  • DE553707C - Waterproof paper container : de en
  • FR750850A - Process for the hydrogenation and dissociation of coal sludge, coal distillation products, tars, mineral oils, fats and the like : en fr
  • GB396819A - Improvements in impulse senders for use in telephone or like systems : en
  • US1922786A - Store illuminating device : en
  • US1922941A - Apparatus for the automatic administration of medication : en
  • US1923039A - Animal trap : en
  • DE582506C - Multi-stage DC machine : de en
  • DE582665C - : de en
  • US1922143A - Method for egg preservation : en
  • US1922551A - Vehicle jack : en
  • US1922046A - Bale covering and method of preparing same : en
  • US1922427A - Control apparatus for pumps : en
  • US1922469A - Supercharger for carburetors : en
  • US1922586A - Gas range : en
  • US1922406A - Plunger for vehicle lifts : en
  • US1922708A - Electric door operator : en
  • US1922755A - Key case : en
  • USD90480S - Design fob a fabric : en
  • US1922547A - Digester : en
  • US1922964A - Wind deflector shield : en
  • US1923021A - Method of reconditioning filter-aid material : en
  • CH163423A - Electric power generator with switching device in the exciter circuit, in particular for internal combustion electrical units on vehicles. : de en
  • CA334858A - Drink mixer : en fr
  • CH163280A - Process for the production of a new vat dye. : de en
  • US1923017A - Die rolling : en
  • CA334942A - Feeding mechanism for metal working machines : en fr
  • US1922275A - Cushioned crank pin : en
  • US1922485A - Ice cream shipping bag : en
  • US1923027A - Automatic mill mixer : en
  • CH163361A - Device for bringing about a controllable exchange of power between two alternating current networks. : de en
  • US1922384A - Barrel making machine : en
  • CA334816A - Hockey stick : en fr
  • US1922235A - Switching mechanism : en
  • GB397011A - Improvements in and relating to traveller rings for use on spinning machines : en
  • FR750670A - Continuous de-tar removal and saturation apparatus for wood distillation vapors, and various applications, in particular for gas debenzolization : en fr
  • US1922344A - Gauging instrument for vehicle wheels : en
  • CH163359A - DC generator with shunt and main circuit excitation. : de en
  • ES131331A1 - A process for granularly converting mixtures of ammonium chloride and terreoalkali carbonates. : en es
  • ES131171A3 - A process for manufacturing wrought iron discoidal fin tubes. : en es
  • ES1496Y - Apparatus for cooling liquids with internal agitator. : en es
  • US1922197A - Vehicle substructure : en
  • FR750831A - Fixing device or fastener with rod and invisible anchoring head : en fr
  • GB397082A - Continuously operating vertical gas generating chamber : en
  • US1922476A - Display holder : en
  • FR750677A - Amplifier device for recording and hearing amplified sounds : en fr
  • GB397013A - Improvements relating to sectional cupboards, bookcases and the like and to fastening devices therefor : en
  • CA334866A - Can body reforming machine : en fr
  • FR750732A - Improvements in remote control means of mobile signaling or safety devices on board locomotive vehicles, in particular motor vehicles : en fr
  • GB397047A - Improvements in and relating to cartons with divisions : en
  • CA334945A - Truck side frame and journal box : en fr
  • CH163360A - Device for increasing the efficiency and the power factor of multi-phase AC motors, in particular multi-phase induction motors. : de en
  • US1922185A - Photo-tube : en
  • US1922588A - Barrel : en
  • USD90491S - Design for a bustic chair : en
  • US1922146A - Thread feeding mechanism : en
  • US1922183A - Supervisory control system : en
  • US1922560A - Holder for bricks or the like : en
  • CA334830A - Articulated grain distributor : en fr
  • US1922287A - Cellulose esters and process of making same : en
  • US1922934A - Device for the elimination of chromatic flicker in projection apparatus : en
  • CH163331A - Polishing pad. : de en
  • ES131244A3 - New system for obtaining medicinal baths. : en es
  • US1922209A - Wheatstone bridge : en
  • US1922349A - Motion picture projecting machine : en
  • USD90485S - Design for a tourist camp office : en
  • AU715432A - Skull bridle : en
  • DE582351C - Rider-like clamp that can be placed or slid onto curtain irons or girders : de en
  • GB396823A - Improvements relating to arrangements for charging electric secondary batteries : en
  • FI15376A - Suksiside : en fi
  • CH163414A - Packaging for empty containers. : en fr
  • DE582513C - Device for influencing the train and the route : de en
  • US1922296A - Manifolding : en
  • CA334836A - Locomotive boiler : en fr
  • CH163352A - Device for purifying the supply air of an engine using ambient air as oxidizer. : en fr
  • US1922724A - Motor control system : en
  • US1922863A - Radiator and filter therefor : en
  • US1922886A - Pressure applying mechanism : en
  • DE582519C - Instrument for skin vaccination : de en
  • DE582626C - Process for the production of thiourea from calcium cyanamide : de en
  • ES131240A1 - Procedure for the manufacture of plastic materials. : en es
  • US1922633A - Transmission and control mechanism : en
  • US1922205A - 2-carboxy-5-amino diphenyl : en
  • US1922212A - Method of tufting mattresses : en
  • US1922689A - Method of forming screw-threaded members : en
  • US1922754A - Lamp shade bracket : en
  • US1922686A - Electrical connecter : en
  • US1922095A - Handball glove : en
  • US1922321A - Method of extracting the volatile constituents from carbonaceous materials : en
  • US1922829A - Gate hoisting system : en
  • CH163282A - Process for applying writings, images, ornaments and the like to bars of soap. : de en
  • GB396985A - Improvements in pumps for the production of artificial cream and the like : en
  • ES1467Y - Shirts with converging boot sleeves. : en es
  • US1922345A - Bathroom fixture : en
  • US1923029A - Double top boiler check and stop valve : en
  • US1922389A - Curtain fixture : en
  • CA334841A - Sound reproducing apparatus : en fr
  • FR750675A - Device to ensure the rational suspension of vehicles on rails : en fr
  • GB397061A - Purifying zinc : en
  • GB397081A - Improvements in or relating to electric cables for use for conveying radio and other very high frequency energy : en
  • DE582466C - Saw chain with cutting teeth and spacer teeth arranged in between : de en
  • ES1544U - Compositions in the handle of revolvers for the perfect consolidation of the same (Machine-translation by Google Translate, not legally binding) : en es
  • CH163440A - Installation rotary switch with pull cord operation. : de en
  • USD90516S - Design fob a cabinet heater : en
  • FR750822A - Mechanical mower with industrial motor traction : en fr
  • ES131118A1 - Improvement of food manufacturing procedures for diabetics, rich in albumin. : en es
  • FI15377A - Sät och anordning för fyllning av cigarrettaskar : en fi
  • GB396828A - Improvements in apparatus for separating dust from coal or other materials : en
  • ES1370Y - Perpetual index visible. : en es
  • ES1429Y - Applicable mug with removable metal handle. : en es
  • US1922826A - Dispensing carton : en
  • US1922121A - Reciprocating pump : en
  • US1923034A - Electrically driven dumb waiter, etc. : en
  • DE582396C - OE switch with at least four series-connected interruption points per phase : de en
  • CA334925A - Drop centre rim : en fr
  • US1922316A - Air cleaner : en
  • FR750668A - Process for manufacturing pigmented protective coatings and products obtained by this process : en fr
  • GB396890A - Improvements in operating mechanism for fanlights, ventilators and the like : en
  • GB396979A - Improvements in and relating to razor stropping devices : en
  • US1922201A - Pilot and burner control apparatus : en
  • US1922884A - Nut cracker : en
  • US1922903A - Manufacture of dull luster artificial silk : en
  • US1923011A - Shock absorber : en
  • US1922462A - Street marker, construction form, and screed : en
  • US1922718A - Manufacture of artificial filaments, threads, and the like : en
  • CA334966A - Hydrocarbon oil refining process : en fr
  • CA335000A - Sound track recorder : en fr
  • DE582358C - Procedure for eliminating the internal tension in a wire rope : de en
  • DE582360C - Ball repelling device for table billiards : de en
  • FR750806A - High frequency receiver with screen grid lamps : en fr
  • US1922083A - Process of making clay products : en
  • US1922770A - Drawing die : en
  • CA334789A - Cistern liquid retaining apparatus : en fr
  • US1922411A - Automatic continuous liming device : en
  • US1922437A - Compact portable power pump : en
  • US1922646A - Pyroxylin composition containing derivatives of ethylene glycol : en
  • US1922312A - Electric furnace : en
  • CH163235A - Shoe cleaning machine. : de en
  • US1922481A - Production of halogen derivatives of dibenzopyrene quinones : en
  • FR750643A - Method and apparatus for detecting imperfections that the edges of sharp-edged tools are likely to have : en fr
  • FR750743A - Pre-paid switching mechanism for billiards and similar games : en fr
  • GB396879A - Improvements in or relating to fountain or reservoir pens : en
  • US1922503A - Bed construction : en
  • US1922833A - Clutch : en
  • ES131127A3 - Solid state zinc chloride manufacturing process. : en es
  • ES1862U - Circular brush for use in machinery for the repair and cleaning of shoes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397068A - Improvements in electric batteries : en
  • FR750735A - Improvements to looms : en fr
  • FR750826A - Aircraft wheel brake improvements : en fr
  • GB396984A - Arrangement for supporting the connecting wires of electric irons, cooking apparatusand the like : en
  • ES1837U - Trillo with remover. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750849A - Incubator-dryer-brooder : en fr
  • GB396882A - An improved disconnectible coupling for pipes and tubes : en
  • DE582392C - Automatic central buffer coupling : de en
  • GB397021A - Improvements in and relating to the electrical insulation of wires : en
  • DE582383C - Disconnection device for electromagnetic speaking machines with magnetizable, rewindable, wire or tape-shaped phonetic transcription carrier according to the Poulsen method : de en
  • DE582477C - Sewing machine with lowering device : de en
  • GB397016A - Manufacture of water-insoluble azo-dyestuffs on the fibre : en
  • US1922396A - Pneumatic swab plunger : en
  • ES1829U - Ratchet to remove the free pistons from the wheels of the bicycles (Machine-translation by Google Translate, not legally binding) : en es
  • FR750809A - Self-locating and locking device for measuring tooth canal length, pivot length, and kit for use : en fr
  • GB396869A - Improvements in or relating to the manufacture of cigarettes : en
  • GB397126A - Improvements in and relating to thermionic tubes : en
  • ES131145A1 - Improvements in the methods to perfect electrical conductors. : en es
  • ES131154A1 - Procedure with its devices for automatic or semi-automatic regulation of the operation of ovens and similar devices. : en es
  • ES1433Y - Box for the conditioning and preservation of bottles and carafes. : en es
  • FR750682A - Improvements made to clocks, alarm clocks and electric clocks : en fr
  • GB397885A - Improvements in or relating to locating and supporting brackets for radiators such as are employed to warm buildings and the like : en
  • US1922568A - Hub and brake drum assembly for vehicle wheels : en
  • GB396942A - Improvements in and relating to electro-therapeutic necklaces : en
  • ES131279A1 - Automatic electric boiler : en es
  • DE554975C - Rolling bearings, especially for measuring devices, inclinometers or the like. : de en
  • ES131209A1 - A perfecting procedure and its corresponding special apparatus for the measurement and distribution of fluids. : en es
  • FI15358A - Värmeapparat för motorbåtar, Automobiler m.m. : en fi
  • FR750655A - Process for the production of nitrogenous acid from nitrogen oxides : en fr
  • GB396865A - Improvements in and relating to screw propeller blades and the like : en
  • GB397131A - Improvements in or relating to sliding clasp fasteners : en
  • FR750649A - Improvement in the mounting of viewfinders on cameras : en fr
  • GB396975A - Improvements in or relating to carburetters : en
  • GB397160A - Improvements in or relating to abrading or surfacing : en
  • DE582388C - Process for the production of aluminized roofing felt : de en
  • ES1405Y - Packaging device. : en es
  • GB397134A - Improved method of conditioning magnetic materials : en
  • US1922062A - Lock : en
  • US1922783A - Pumpkin steamer : en
  • US1922053A - Floor construction : en
  • US1922946A - Switching device : en
  • DE582449C - Bending device for wire mesh : de en
  • CA334914A - Magneto electric machine driving means : en fr
  • CA334975A - Journal box : en fr
  • DE582522C - Toothpaste and process for making the same : de en
  • DE549671C - Device for attaching eye protection screens, goggles, etc. like : de en
  • GB396852A - Improvements in or relating to systems of subaqueous barriers for water craft and submarines : en
  • CH163306A - Equipment for grenade shooting. : en fr
  • ES130381A3 - Improvements in the construction of the mirrors for exhibitions. : en es
  • ES1332Y - Device for establishing telephone communication on automatic telephones. : en es
  • FR750801A - Rotary drum switch : en fr
  • AU856932A - Improved apparatus for use inthe manufacture of confectionery : en
  • CA334885A - Electric main line protective device : en fr
  • DE582558C - Process for the extraction of immune substances : de en
  • ES131210A1 - A procedure for the rapid dephosphorization of highly oxidized steels. : en es
  • FR750604A - Work for the regulation of underground water tables : en fr
  • FR750835A - Improvements made to electric braking devices for motors, particularly traction motors : en fr
  • DK47645C - Portable, collapsible swimming pool. : da en
  • ES1807U - Footwear with ribbed strip in the fence replacing the current stitching (Machine-translation by Google Translate, not legally binding) : en es
  • FR750614A - Improvements to accounting machines : en fr
  • USD90476S - Design fob a waterproof cigarette : en
  • DE582588C - Centrifugal drum with nested insert bodies : de en
  • ES130553A1 - Intermittent spinning machine and spinning process with it. : en es
  • ES131160A1 - A procedure for manufacturing cameras for wheels of motor vehicles. : en es
  • GB396920A - Improvements in or relating to electric fans : en
  • GB397152A - Improvements in or relating to yarn and like winding machines and traverse mechanismtherefor : en
  • DE582710C - Play doll imitating drinking : de en
  • IE13444L - Cowlings for air cooled engines : en
  • US1922085A - Bluing package : en
  • US1922087A - Head for forming rolled and extruded metal articles : en
  • US1922177A - Method of cooking and drying eggshells : en
  • ES1309Y - Tin boxes for packing olives. : en es
  • FR750757A - Reservoir pen holder : en fr
  • DE582450C - Equipment on machines for moving or processing needles and wire shafts : de en
  • DK47646C - Security device against misuse of prepaid gas meters. : da en
  • ES131113A1 - A machine for color photography. : en es
  • GB396809A - Improvements in or relating to stainless steel alloys adapted for use in turbine blading : en
  • ES131274A2 - IMPROVEMENTS IN THE MANUFACTURING OF CEMENTOUS MATERIALS : en es
  • FR750611A - Heat exchange device, more particularly oil cooler for steam turbine installations : en fr
  • FR750764A - Improvements to reciprocating pumps for lifting or transporting concrete and other similar materials : en fr
  • FR750790A - Device allowing the use of heavy oils in gasoline engines : en fr
  • GB396986A - Improvements in or relating to finely adjustable wire-wound high resistances : en
  • FR750635A - Development of internal combustion engine pistons : en fr
  • GB396980A - Improvements relating to the manufacture and treatment of paper : en
  • GB396832A - Improved bedstead jointing means : en
  • ES1396U - Sausages or cold meats with hollows or interior fillings (Machine-translation by Google Translate, not legally binding) : en es
  • FR750738A - Perforating mechanisms and keypad counters for typesetting machines : en fr
  • US1922348A - Burner : en
  • US1922680A - Combination wrench : en
  • ES1461Y - Mail lifting mechanical box. : en es
  • US1922386A - Locking device for swiveling casing hooks : en
  • US1922807A - Rectangular basket : en
  • US1922067A - Hatch cover : en
  • GB397064A - Improved means for supporting steam superheater elements in water tube boilers : en
  • NL30610C - : en
  • FR750652A - Device for measuring the deflection of the rails of railway tracks : en fr
  • GB397148A - Improvements in the isolation of ú­-xylenol from phenolic mixtures : en
  • ES1686U - Loose sheets of safety knives. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922367A - Shoe form : en
  • US1922448A - Production of expanded vermiculite : en
  • US1922591A - Process for manufacturing caustic soda : en
  • DE582661C - Process for the production of a scratch cloth : de en
  • ES1390Y - Tabletop appliance, poster stand, with automatic caller and ashtray. : en es
  • DE582448C - Cold drawing process for aluminum sheet for the production of containers or the like with an upper reinforcement edge : de en
  • US1922120A - Expansion sheath for wood-spikes : en
  • CA334846A - Egg box : en fr
  • ES131130A1 - Improvements in the treatment of iron pyrites to recover sulfur and form iron oxide. : en es
  • ES131122A1 - An improved system apparatus for the cooking, preparation and cooling of food substances, packed in cans. : en es
  • ES131241A1 - Improvements in the methods for splicing unvulcanized rubber articles. : en es
  • US1922094A - Hearse : en
  • US1922331A - Luminair : en
  • US1922890A - Hammer : en
  • US1923048A - Dobby drive : en
  • CA334788A - Sound picture producing method : en fr
  • DE582525C - Multi-sash window with side sashes that can be pivoted about vertical axes and center sashes that can be moved and swung out horizontally from the common closing plane : de en
  • DE582540C - Wall clad with nailed insulating panels : de en
  • FR750740A - Improvements to the establishment of air conditioning devices for hairdressing : en fr
  • GB397471A - Improvements relating to oil and other liquid or fluid filters : en
  • AU871432A - An improved coating for cured meats and similar products : en
  • CA334825A - Shelf paper : en fr
  • GB397053A - Improvements in or relating to oscillographs : en
  • GB397071A - Improvements in and relating to boiler furnaces : en
  • GB396946A - Improvements in the manufacture of racquet strings and the like : en
  • GB396977A - An improved method of and means for constructing metal structural pillars or members for vehicle bodies : en
  • CH163411A - Case with business cards. : de en
  • GB397078A - Improvements in or relating to mechanical warp thread stop motions for looms : en
  • US1922866A - Rotary airfoil : en
  • GB397151A - Improvements in or relating to annealed steel sheets and to hacksaw blades made fromsuch sheets : en
  • ES131319A1 - A manufacturing process for elastic products based on textiles. : en es
  • FR750713A - Advanced creel system for parade warping : en fr
  • DE582653C - Method and device for determining the geographical latitude : de en
  • US1922766A - Ophthalmic mounting : en
  • DK47652C - Procedure for vulcanizing rubber and rubber-like substances and their accelerators. : da en
  • FI15363A - Fertilization rate for framing of the basic paper with alkaline alkaline fillings : en fi
  • US1922530A - Piano : en
  • US1922871A - Brake testing mechanism : en
  • FR750651A - Improvements to artificial teeth : en fr
  • DE582539C - Process for the catalyzing of solid, lump fuels : de en
  • GB396916A - Improvements in or relating to albums and like containers for gramophone records : en
  • US1922234A - Switching mechanism for automotive vehicles : en
  • US1922332A - Electric hand flash light : en
  • US1923028A - Metal wheel : en
  • US1922673A - Reducing electrical leakage in discharge tubes : en
  • CH163358A - Heat exchangers, in particular evaporators for refrigerating machines. : de en
  • ES1842U - Autoinjector apparatus. (Machine-translation by Google Translate, not legally binding) : en es
  • GB396964A - Manufacture of cement powders : en
  • FR750699A - Advanced telescope for aviators : en fr
  • GB396841A - Improvements in or relating to mandrels for use in making metal tubes : en
  • GB397017A - Improvements in or relating to fireboxes for locomotives and the like : en
  • CH163279A - Process for the production of a new vat dye. : de en
  • FR750813A - Manufacturing process of building plates : en fr
  • FR750818A - Device for automatic heating control of several rooms isolated from each other, for example, compartments of a railway car : en fr
  • FR750821A - Annealing furnace for ribbons and wires : en fr
  • GB397031A - Improvements in and relating to incandescent and other gas fires or heaters : en
  • FR750727A - Improvements to starters and starting circuits : en fr
  • GB396906A - Improved safety envelope : en
  • GB397155A - Improvements in the manufacture of keys for locks : en
  • ES131162A1 - A new system for manufacturing air chambers for wheel tires. : en es
  • ES131335A1 - A procedure to obtain a soybean meal of modified flavor. : en es
  • GB396973A - Improvements in and connected with the crowning of teeth : en
  • FR750650A - Safety glass : en fr
  • GB397060A - Melting pot for stereotype casters : en
  • US1922353A - Superpressure overhead valve engine : en
  • US1922200A - Air cooled combustion engine : en
  • US1923005A - Machine for uniting looped fabrics : en
  • ES131329A1 - NEW METHOD FOR THE MANUFACTURE OF MAGNETIC CORES : en es
  • GB397024A - Improvements relating to the automatic temperature regulation of partitioned enclosures, such as the compartments of railway carriages : en
  • US1922998A - Combined pan scraper, shovel, and broom : en
  • DE582623C - Device for securing the spool bolts of stranding machines : de en
  • GB396893A - Process for dyeing or printing textile materials consisting of or containing cellulose esters and cellulose ethers : en
  • ES130690A3 - An automatic switch device for electrical circuits. : en es
  • FR750716A - Development of control levers : en fr
  • FR750832A - Improvement in packaging : en fr
  • FI15361A - Envelope : en fi
  • FI15342A - Expansion measures : en fi
  • DE582455C - Multiple switches : de en
  • GB396997A - Improvements in chimney and ventilating shaft or the like tops or terminals : en
  • USD90479S - Design for a textile fabric or : en
  • US1922404A - Tailstock for lathes, grinders, and the like : en
  • US1922516A - Furnace construction : en
  • ES131206A1 - Improvements in rotary transformers for continuous electric currents. : en es
  • IE12396L - Asbestos cement sheets. : en
  • ES131253A1 - Flexible centrifugal can for spinning or bending all kinds of fibers and with device for unloading. : en es
  • DE582353C - Heat meter : de en
  • US1922023A - Coal feed screw : en
  • US1922618A - Catadioptric lens : en
  • US1922144A - Unit heater : en
  • US1922165A - Flower pick : en
  • US1922351A - Tube for boiler economizers, heat exchangers, and the like : en
  • US1922424A - Indexing device for welders : en
  • US1922514A - Stereotype casting apparatus : en
  • US1922334A - Thread-removing mechanism for hemstitching machines : en
  • US1922543A - Automatic coupling : en
  • FR750841A - Manufacturing process and application of new dyes : en fr
  • GB397467A - Improvements relating to the manufacture of pneumatic articles : en
  • US1922392A - Valve lifter : en
  • US1922566A - Exercise belt : en
  • US1922599A - Boiler construction : en
  • US1922114A - Manifolding machine : en
  • GB396808A - Improvements in or relating to tiltable block bearings : en
  • CA334981A - Colour photography : en fr
  • ES1392Y - Home lighter. : en es
  • ES1742U - Sugar packets with cellophane wrapping paper or other similar material, transparent and waterproof (Machine-translation by Google Translate, not legally binding) : en es
  • DE582407C - Process and centrifugal casting mold for the production of hollow bodies : de en
  • GB396877A - Improvements in electric variable resistances : en
  • GB396928A - Improvements relating to methods of operating discharge devices of the dependent arcdischarge type : en
  • US1922362A - Liquid recording gauge : en
  • CH163439A - Device for protecting the pedestals and their foundations from gas and steam turbines and other hot machines against the radiant heat generated by them. : de en
  • DE582220C - Speaking machine, in particular case speaking machine : de en
  • ES129109A1 - An automatic cleaning device, which works by inserting coins or tokens. : en es
  • ES131139A1 - A manufacturing process of a collapsible, rotating and removable awning frame, construction based on tubes of different diameters, in steel, metal or nickel-plated. : en es
  • US1922428A - Apparatus for smelting aluminum : en
  • US1922994A - Trimming joint : en
  • US1922397A - Signal horn : en
  • DE582642C - Storage for roles of overvoltage and lights : de en
  • GB396970A - Improvements in circular looms : en
  • ES1640U - Indoor soccer game (Machine-translation by Google Translate, not legally binding) : en es
  • GB397091A - Improvements in drying-frames : en
  • DE582474C - kiln : de en
  • DE582613C - Process for the production of asymmetrical indigoid dyes : de en
  • GB396910A - Improvements in book covers or protectors : en
  • GB397088A - Improvements in or relating to planet wheel change speed gears : en
  • DE582496C - Single lever control with auxiliary circuit for electric twin-motor gripper winches : de en
  • CH163376A - Oil switch with a device for attaching it to shoring. : de en
  • CH163387A - Connection between the graphite electrode and the metal parts for power supply and cooling of the same in vacuum metal vapor arc apparatus. : de en
  • CH163430A - Hangers. : de en
  • US1922926A - Thermionic valve : en
  • US1922709A - Process for manufacturing nitko- : en
  • AU968332A - Improvements in screw caps for bottles and jars : en
  • US1922492A - Process of producing hydrocyanic acid : en
  • US1922947A - Nipple everter : en
  • AU862932A - Improved ballcock : en
  • FR750771A - Method and device for suspending, fixing and powering long tubular electric lamps : en fr
  • FR750838A - Manufacturing process of new amino anthraquinone derivatives and their application to the coloring of textile materials : en fr
  • GB396846A - Improvements in or relating to tooth-brushes : en
  • GB397110A - Improvements relating to plural-deck vehicle bodies : en
  • FR750720A - Direct reaction combustion or explosion turbine : en fr
  • US1922388A - Bed rail fastener : en
  • US1922879A - Telephone system : en
  • US1922613A - Sliding couch bed : en
  • USD90469S - Service station : en
  • US1922455A - Doorlatch : en
  • CA334874A - Remote control system : en fr
  • CA334820A - Film for sound cinematography : en fr
  • ES1410Y - Facial massage device. : en es
  • ES1436Y - Apparatus for electric lighting. : en es
  • CH163339A - Socket pipe connection with screw-in threaded bushing. : de en
  • US1922720A - Thermostat : en
  • GB397076A - Improvements in and relating to thermionic amplifiers : en
  • US1922439A - Printing press : en
  • US1922028A - Dynamo-electric machine : en
  • CH163445A - Process for the preparation of l-1-m-oxyphenyl-2-aminopropan-1-ol chlorohydrate. : de en
  • US1922661A - Spark plug containing an intensifying gap : en
  • US1922816A - Preparation of stabilized titanous salt solutions : en
  • US1922865A - Starter for internal combustion motors : en
  • US1922919A - Process for preparing poultry food : en
  • GB396816A - A method of and mechanism for automatically opening closed book signatures and the like : en
  • GB396925A - Improvements in loud speakers : en
  • US1922242A - Hood fastener : en
  • US1922608A - Safety pin carding machine : en
  • US1923052A - Pneumatic conveyer relay or terminal : en
  • US1922054A - Friction gripping device : en
  • DE582341C - Circuit arrangement for audio frequency call rates : de en
  • DE582348C - Device for cleaning all kinds of surfaces, especially windows and floors : de en
  • FI15344A - Förfaringssätt oc apparatus for framställning av commutatorsegment : en fi
  • GB396947A - An improved illuminating device : en
  • FR750631A - Automatic cooling and pressurizing system for cold rooms and beer lines : en fr
  • US1922381A - Accordion : en
  • US1922465A - Calculator : en
  • CH163263A - Process for the production of zippers. : de en
  • NL30427C - : en
  • FR750829A - Coke oven masonry retainer : en fr
  • CH163253A - System for automatic embroidery, consisting of a card striking device and a pantograph device coupled to it with a variable transmission ratio. : de en
  • CH163305A - Football game with characters. : en fr
  • CA334910A - Drain board : en fr
  • DE582499C - Rotary piston internal combustion engine with sliding shoes on the slide piston : de en
  • ES131239A1 - A mechanical starting device without batteries for internal combustion engines. : en es
  • CA334832A - Can opening device : en fr
  • DE582589C - Inclined reinforcement for iron bolt and swing gates : de en
  • DE582756C - Openable upholstered mattress : de en
  • CA334901A - Bottle cap : en fr
  • CH163393A - Dimming device for headlights. : de en
  • NL30553C - : en
  • DE582376C - Gas pressure regulator with pressure wave passage for gas lamp : de en
  • US1922088A - Mechanism for extruding and rolling metal : en
  • US1922231A - Phonograph : en
  • US1922276A - High tension switch : en
  • CH163233A - Electric heating device. : de en
  • US1922421A - Furnace : en
  • US1923032A - Bottle refrigerator : en
  • NL30614C - : en
  • NL30544C - : en
  • NL30547C - DOVETAIL SHAPED JOINT OF TWO PARTS : en nl
  • US1922716A - Method of expanding alpha flattened paper roll : en
  • US1922682A - Method of converting potassium chloride into potassium sulphate : en
  • ES131084A1 - A security lock : en es
  • CH163307A - Aiming device on aircraft. : de en
  • US1922550A - Vehicle jack : en
  • CA335001A - Wafer baking mould : en fr
  • CH163407A - Electric floor lamp with clock chime. : de en
  • DE582243C - Process for the production of synthetic menthol : de en
  • US1922333A - Advertising golf course : en
  • US1922585A - Broiler oven : en
  • US1922548A - Surface ornamenting composition and method of preparing and applying the same : en
  • USD90468S - Design for a service station : en
  • US1922135A - Stitch marking device : en
  • US1922230A - Process of preparing cyanamid : en
  • US1922118A - Apparatus for delinting and softening cotton seed : en
  • US1922283A - Manufacture of crystalline materials : en
  • ES131063A3 - A new device for maneuvering the doors of large containers. : en es
  • FI15371A - Slip handling for rakhyvelbett : en fi
  • CH163255A - Process for the preparation of a treatment bath of great wetting and penetrating power. : de en
  • US1922075A - Dedusting apparatus : en
  • DE582393C - Control circuit for contactors, especially for electrically powered vehicles : de en
  • GB396989A - Improvements in apparatus for the delivery of tokens : en
  • AU886832A - Improvements in and connected with windows and the like : en
  • CA334852A - Shoe counter : en fr
  • GB397147A - Improvements in the manufacture of keys for locks : en
  • US1922647A - Plumbing device : en
  • CH163248A - Automatic winding device for spinning preparation machines with automatically raised press heads. : de en
  • ES131120A1 - Improvements in steam boilers. : en es
  • US1922628A - Cas burner : en
  • AU1003932A - Improvements in and relating to centrifugal mineral separators : en
  • CA334799A - Cementitious composition : en fr
  • CH163365A - Turbo-alternator rotor. : en fr
  • US1922904A - Football game : en
  • US1922221A - Resistance material : en
  • US1922996A - Cigarette supply clip or receptacle : en
  • US1922048A - Air-excluding and automatic drainage device : en
  • US1922323A - Hydraulic installation : en
  • ES1188Y - Toothbrush with interchangeable bristle support element. : en es
  • ES1435Y - Device to hold the tail of cows. : en es
  • US1922217A - Refrigerating means and method : en
  • US1922326A - Compact : en
  • USD90478S - Design for a holder for pretzels or : en
  • US1922127A - Pail silencer : en
  • US1922629A - Mechanical discharger for centrifugal extractors : en
  • US1922663A - Water tube boiler : en
  • USD90519S - Church : en
  • US1922297A - Arthur s : en
  • US1922713A - Means and method of refrigeration : en
  • US1922906A - Guide for stitching machines : en
  • US1922261A - Doorlatch : en
  • USD90496S - Design fob a shoe : en
  • US1922624A - Automatic variable speed transmission : en
  • ES1817U - Multiple ribbon roll. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750691A - Coastal defense system against the sea : en fr
  • GB396861A - Improved means for lifting vehicles and the like : en
  • AU1070032A - Improvements in or relating to processes for purifying sugar factory and refinery juices : en
  • DE582074C - Process for the production or improvement of asphaltenes : de en
  • GB396840A - Improvements in filters : en
  • CA334906A - Sand blending apparatus : en fr
  • CA334977A - Draft rigging : en fr
  • DE495047C - Vernier dial for watches : de en
  • US1922699A - Conveyer installation : en
  • US1922305A - Foldable chair : en
  • US1922813A - 2-naphthalenemonosulphonic acid : en
  • US1922896A - High powered internal combustion engine locomotive : en
  • US1922157A - Method and means for preventing cannibalism among poultry : en
  • US1922241A - Speed transmission : en
  • GB396950A - Improvements in linear guides for optical measuring instruments, microscopes and thelike : en
  • GB396998A - Improvements in or relating to electron discharge devices : en
  • GB397153A - Improvements relating to furniture : en
  • CA334811A - Illuminating device : en fr
  • CH163405A - Circuit arrangement for telephone systems with coin-operated stations. : de en
  • DE582758C - Method and device for preparing malt coffee : de en
  • USD90490S - Design fob a book support : en
  • CA334997A - Bottle, vase and jar protecting means : en fr
  • CH163266A - Device for producing a doughy, plastic mass. : de en
  • US1922031A - Matrix : en
  • US1922136A - Combined shade and curtain holder : en
  • US1922796A - Direction indicat or for vehicles : en
  • US1922832A - Process of purifying technical sodium metasilicate hydrates : en
  • US1922834A - Pressure measuring device : en
  • CA334899A - Glass drawing apparatus : en fr
  • DK47632C - Procedure and Device for Closing Containers, In particular Bottles. : da en
  • US1922039A - Conveyer for use in heat treating furnaces : en
  • CA334974A - Draft rigging : en fr
  • CH163283A - Process for the production of a hardening mass. : de en
  • CH163420A - Vacuum control valve. : de en
  • US1922499A - Destructive hydrogenation of carbonaceous materials : en
  • US1922474A - Machine for molding and pressing bricks or blocks : en
  • CH163211A - Procedure for covering and repairing stairs. : de en
  • CH163329A - Process for the production of valveless hollow cushions. : de en
  • DE582764C - Fruit pickers : de en
  • FR750700A - Machine for cutting spherical bodies : en fr
  • US1922519A - Nozzle : en
  • AU860732A - An improved device forthe projection of moving advertising matter announcements andthe like : en
  • DE582677C - Loading device for bucket conveyors : de en
  • FR750641A - Manufacturing process of filaments, threads, tapes, films, etc., of organic cellulose derivatives : en fr
  • US1922635A - Hoisting machine : en
  • US1922193A - Signal transmission system : en
  • US1922579A - Advertising device : en
  • USD90498S - Design for a shoe : en
  • US1922721A - Pump : en
  • CH163346A - Centrifugal conveyor for elastic conveyors. : de en
  • DE582346C - Electric massage machine : de en
  • US1922192A - Telephone system : en
  • US1922672A - Discharge tube : en
  • CA334794A - Comfort and health stocking : en fr
  • CH163224A - Heat transfer device. : de en
  • DE582500C - Process for making porous slag : de en
  • US1922045A - Combined wired radio and space radio receiving system : en
  • US1922089A - Slow acting relay : en
  • NL30613C - Method for preparing a dry substance or powder from emulsions and solutions : en nl
  • US1922286A - Composite window sash and screen : en
  • US1922402A - Method of sintering briquetted materials : en
  • US1922417A - Automatic air brake release valve : en
  • US1922077A - Ground fitting : en
  • GB397052A - Improvements in and relating to two-cycle internal combustion engines : en
  • GB397490A - Improvements in or relating sliding metallic doors : en
  • US1922532A - Attachment for portable drills : en
  • US1922936A - Coating process and material : en
  • NL30559C - : en
  • CA334986A - Electro-optical system : en fr
  • CH163250A - Ribbed jacquard fabric. : de en
  • CH163398A - Process for the preparation of a new salt of a polyoxymonocarboxylic acid. : de en
  • US1923030A - Means for weaving tuft pile fabrics : en
  • ES130455A1 - Amplifier improvements with resistance and capacitance coupling. : en es
  • GB396951A - Manufacture of optically active 1-monohydroxy-phenyl-2-aminopropanols(1) : en
  • GB396953A - Improvements connected with apparatus for practising the game of golf : en
  • FR750687A - Improvements in management, particularly in motor vehicles : en fr
  • GB396887A - Improvements in or relating to intercommunication telephone systems : en
  • GB397058A - Improvements in or relating to catamenial bandages : en
  • FR750733A - Reaction method and devices functioning as amplifiers or selective detectors and as oscillators : en fr
  • GB397084A - Covering plate for the lower stitch forming devices of sewing machines : en
  • FI15335A - Synchronous card register : en fi
  • GB396821A - A continuously operating centrifugal machine : en
  • CA334934A - Control apparatus : en fr
  • FI15351A - Suit bag : en fi
  • FR750659A - Quick-acting flexible claw pliers for secure fixing of gas hoses or the like : en fr
  • FR750804A - Improvements in Manufacturing Processes for Ketene Reaction Products : en fr
  • FR750799A - Process for manufacturing slide closures and closures obtained by this process : en fr
  • FR750620A - Device for advancing and collecting dies for composing machines : en fr
  • DE582484C - Pencil holder : de en
  • DE582577C - Keyless bicycle drum lock : de en
  • DE582439C - Control switchgear for changing the voltage of transformers by switching under load : de en
  • US1922735A - Device for practicing golf : en
  • DE582640C - Print head for address printing machines : de en
  • GB397032A - Improvements in electric discharge devices : en
  • IE12609L - Reciprocating-crosshead engines : en
  • USD90489S - Design fob a chair or similar : en
  • ES1463Y - Football game for living room. : en es
  • ES1427Y - Electric lamp. : en es
  • FR750762A - Door with hinged elements : en fr
  • DE582698C - Process for the extraction of iron from ores or other ferrous materials : de en
  • FI15379A - Gjutform för Tegel och andra keramiska produkter : en fi
  • GB396813A - Improvements relating to automatic temperature alarms : en
  • DE582572C - Sealing body made from a mass of carbon and a metal that is evenly finely distributed in it, in particular for sealing shafts : de en
  • ES131178A3 - SUPERCHARGED INTERNAL COMBUSTION ENGINE. : en es
  • FR750613A - Wire hooping for rotating bodies subjected to the action of centrifugal force : en fr
  • GB396891A - The manufacture of electrical conductors : en
  • GB397095A - Process for tin-soldering aluminium alloys : en
  • ES1445Y - Improvements in closures for metal containers. : en es
  • FR750722A - Device and equipment for the industrial control of gaseous fluids : en fr
  • GB397145A - Improvements in or relating to telegraphic installations : en
  • GB397483A - Improvements in x-ray tube mountings : en
  • GB396863A - Improvements relating to centrifugal hydro-extractors and the like : en
  • GB397094A - Improvements in coke ovens : en
  • ES1490Y - Car seat for children. : en es
  • FR750663A - Process for the continuous rubbing and polishing of glass plates or the like and installation for the application of said process : en fr
  • GB396900A - Improvements in screw propellers : en
  • US1922339A - Suspension spring device : en
  • FR750665A - Automatic sensitivity adjustment device for radio receivers : en fr
  • GB396842A - Improvements in and relating to mechanically operated musical instruments : en
  • ES131236A1 - PROCEDURE FOR THE MANUFACTURE OF STOCKINGS IN AN OPERATION ON THE FLAT KNITTING MACHINE : en es
  • ES1431Y - Device for applying medicinal pastes. : en es
  • FR750767A - Device for curling and waving hair : en fr
  • CH163230A - Process for degassing fuels in continuously operated vertical gas generating furnaces. : de en
  • DE582457C - Switching arrangement for the automatic shutdown of power plants, which consist of generator and engine : de en
  • DE582467C - Process for cleaning raw rubber or rubber milk : de en
  • DE582633C - Process for the local strengthening of the silver plating on galvanically silver-plated cutlery items : de en
  • ES1854U - Removable buttons for garments. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922666A - Gas measuring process and apparatus : en
  • ES131300A3 - A process for the manufacture of knitted fabrics, in piece, with stripes of different appearance. : en es
  • GB397127A - Improvements in and relating to reinforced concrete floors, roofs, walls, and the like : en
  • DE582624C - Toy animal figures progressively running, jumping, moved by a pull cord or self-moving by gravity on an inclined plane : de en
  • US1922260A - Circuit maker : en
  • ES1488Y - Sleeping bag-cape for car. : en es
  • FR750842A - Production process for aromatic aldehydes : en fr
  • FI15369A - Bromsmanövreringsmekanism särskilt för Automobiler : en fi
  • ES1399Y - Improved burner head to work with poor gas or lighting, applicable to gumming machines that glue the rubber rings to the lids of canning cans. : en es
  • US1922777A - Safety device : en
  • US1923010A - Tong : en
  • GB397533A - Means for constructing miniature models of rural scenery, landscapes, or the like from interchangeable units : en
  • US1922980A - Billet surfacing machine : en
  • US1922374A - Corn harvesting machine : en
  • ES1422Y - Ladder. : en es
  • GB396892A - Improvements in or relating to apparatus for circulating the air and controlling atmospheric conditions in rooms or other enclosures : en
  • GB397121A - Improvements in or relating to record-card-controlled statistical machines : en
  • ES1225Y - Gas stove with removable oven. : en es
  • ES131284A2 - A TRANSPORTABLE HEATING APPLIANCE, WITH AN INDOOR OR OUTDOOR HEAT SOURCE, FOR ALL KINDS OF FUELS AND THERMAL MEDIA : en es
  • GB396954A - Improvements in and relating to the frequency transformation of three-phase current : en
  • GB397192A - An improved method of producing multi-colour photographic images and kinematographicfilms : en
  • CH163287A - Process for attaching clichés to the printing plate carrier of printing machines. : de en
  • ES1491Y - Hinge mechanism for filing cabinets, sample books and similar applications. : en es
  • FR750695A - Device for ejecting torpedoes from a torpedo tube : en fr
  • FR750696A - Advertising board : en fr
  • FR750766A - Method of demodulating an alternating current : en fr
  • US1922191A - Method and apparatus for reducing the contact drop between current-carrying contents : en
  • US1922678A - Slide valve engine : en
  • CH163443A - Process for the production of a highly concentrated aqueous solution of a salt of 3,5-dibromo-4-pyridone-N-acetic acid. : de en
  • DE582352C - Device for inking printing types, in particular for printing apparatus on scales : de en
  • CH163399A - Curlers. : de en
  • ES131229A1 - Device for stereoscopic projection of fixed or cinematographic views. : en es
  • ES131296A1 - Procedure for the manufacture of resinous strips of fibrous material. : en es
  • GB396785A - Improved means for preventing priming and for promoting water circulation in steam generators and boilers : en
  • GB397104A - Manufacture of a new dyestuff : en
  • GB397122A - Improved dip-stick gauges for liquids : en
  • US1922542A - Destructive hydrogenation of carbonaceous materials : en
  • CH163389A - Mercury vapor rectifier. : de en
  • US1922824A - Electric motor : en
  • US1922922A - Heddle frame construction : en
  • DK47641C - Electric Bicycle Light Mount. : da en
  • DE582421C - Ball joint : de en
  • ES131182A3 - Device for winding silk threads. : en es
  • US1922129A - Combined storage and refrigeration apparatus : en
  • US1922262A - Process of making chemical pulp : en
  • DE582573C - Methods and devices for adjusting a plane in the focal plane of a lens : de en
  • US1922781A - Auxiliary spring for motor cars : en
  • US1922677A - Radio direction finding system : en
  • ES130938A3 - A process for the manufacture of strips of fabric, lined with fabric, cardboard, rubber or other appropriate materials for making belts. : en es
  • FR750678A - Variable color electric lamps : en fr
  • US1922451A - Thermostat : en
  • US1922426A - Glass tube cutter : en
  • AU948932A - Improved hinge-joint for connecting elements formed bya moulding or pressing operation : en
  • CA334955A - Superheterodyne radio receiver : en fr
  • DE582365C - Storage for sleeping eyes with pendulum eyes for doll heads or the like. : de en
  • FR750737A - Unique adjustment device for radio receiver : en fr
  • US1922651A - Current-tapping cap-plug fitting : en
  • ES131320A1 - A manufacturing process for elastic products based on textiles. : en es
  • ES130249A1 - Procedure for obtaining a dessert or milk marmalade based on condensed milk. : en es
  • GB396849A - Method and means for fixing bung-hole bushes on iron drums : en
  • DE582372C - Lifting device for garbage cans u. like : de en
  • DE582426C - Bacon cutting machine with feed of the product to a knife gate moving back and forth : de en
  • ES1428Y - Block for the construction of walls, buildings and the like. : en es
  • DE582584C - Pre-cutting comb for combing machines : de en
  • ES131147A1 - Procedure for the manufacture of boxes or frames for electric storage batteries. : en es
  • ES1385Y - Reinforced concrete post. : en es
  • ES1833U - Mechanism to move the trees or axes of shop windows with semicircular movement. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922228A - Ventilated seat cushion : en
  • US1922394A - Electric plug connecter : en
  • USD90512S - Design fob a jab : en
  • FI15350A - Holding device for fish hatching : en fi
  • ES131257A1 - A process for the preparation of metal alloys and the extraction of pure earthy alkaline metals. : en es
  • FR750819A - Added heel : en fr
  • US1922224A - Revivification and preservation of chemical solutions : en
  • US1922255A - Cleaning and polishing outfit : en
  • US1922876A - Lateral motion resisting device : en
  • ES131314A1 - Perfections introduced in the instruments for the care of the nails. : en es
  • DE582594C - Long-distance line for high-tension live steam : de en
  • GB396797A - Improvements in or relating to filing cabinets such as magazine cabinets for gramophone records : en
  • CH163315A - Counter with electromagnetic progression. : de en
  • ES1376Y - Flexible element for the formation of lamp bases and similar applications. : en es
  • DE582386C - Horizontal metal extrusion press : de en
  • DE582475C - Buttonhole cutting device for sewing machines : de en
  • DE582651C - Veneer stand : de en
  • US1922117A - Coating machine : en
  • US1922300A - Draft rigging : en
  • GB397041A - An improved control device for apparatus for heating liquids : en
  • CH163294A - Equipment on photographic apparatus for focusing the lens by means of a range finder coupled to the lens. : de en
  • US1922775A - Sliding window : en
  • GB396898A - Improvements in or relating to electric cables : en
  • GB396988A - Package for sliced bread : en
  • ES130993A1 - Method with its procedure for the projection of the photographs in colors. : en es
  • CH163264A - Agitator, especially for cheese kettles. : de en
  • DE582681C - Curved wedge warping for pit lining : de en
  • US1922113A - Train control system : en
  • US1922787A - Headlight : en
  • CA10059S - Appartus for strong and dispensing articles : en
  • DE582363C - Whip top : de en
  • US1922393A - Piston for double acting internal combustion engines : en
  • US1922955A - Ski fastener : en
  • FR750778A - Improvements to cartridge control systems in pneumatic station installations : en fr
  • GB397500A - Improvements in or relating to plate-racks : en
  • US1922933A - Measuring method : en
  • ES130248A1 - Method of packaging the dessert commonly called flan for its preservation. : en es
  • CA334815A - Cigarette mentholator : en fr
  • CH163348A - Rotary machine operated by pressurized fluid. : en fr
  • US1922128A - Pipe tongs : en
  • US1922590A - Packing and shipping device : en
  • ES1281Y - Car axle. : en es
  • GB396862A - Improvements in or relating to the manufacture of filter-plugs for cigarettes and other smokers' requisites : en
  • GB396889A - Improvements relating to hinges : en
  • ES131273A1 - A polishing process of burnished and soaped glass surfaces. : en es
  • FR750784A - Safety locks for elevators or freight elevators : en fr
  • FR750786A - Centrifugal carburettor : en fr
  • US1922307A - Brake : en
  • US1922637A - Apparatus for producing sheet glass : en
  • CA334806A - Signalling device for motor vehicles : en fr
  • US1922033A - Treatment of textile materials : en
  • ES1471Y - Corrugated plates of cement and asbestos fibers for free couplings. : en es
  • ES1770U - Falleb de barra redonda. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397005A - Improved means for propelling and steering boats : en
  • US1922409A - Torch holder : en
  • US1922710A - Stencil printing machine : en
  • US1922102A - Tool kit holder : en
  • CA334928A - Reinforced oil : en fr
  • ES130730A1 - Improvements in the construction and conditioning of trunks-suitcases attachable to the back of cars. : en es
  • DE582247C - Circuit arrangement for controlling a high-frequency transmitter using a dial : de en
  • ES1454Y - Plates for ceilings. : en es
  • ES1483Y - Hanging or turning hardware that makes the contractions and dilations of the windows and balconies extensible and reducible. : en es
  • US1922076A - Guard or shield : en
  • US1922632A - Movable abutment for container vehicles : en
  • CH163261A - Zipper. : de en
  • CH163410A - Device for the simultaneous flow of traffic signals between several stations. : de en
  • US1922092A - Compressor unit : en
  • US1922060A - Arc extinguishing device for electric switches : en
  • US1922281A - Lamp for producing ultra-violet radiation : en
  • CH163446A - Process for obtaining a durable derivative of cyclohexenyl-ethyl-barbituric acid. : de en
  • CA334793A - Foot adjuster and exerciser : en fr
  • US1922611A - Telephone index and memo : en
  • US1922772A - Cover loosening mechanism : en
  • US1922107A - Measuring instrument : en
  • US1922690A - Resinous complex or composite of the urea aldehyde condensation type and their solutions : en
  • US1922253A - Vending machine : en
  • US1922350A - Automatic friction clutch : en
  • US1922692A - Flux : en
  • CA334888A - Cathode for electric discharge devices : en fr
  • US1922901A - Radiator for motor vehicles : en
  • US1922799A - Method for affixing identification tags : en
  • US1923019A - Toy : en
  • US1922441A - Stitching machine : en
  • CH163297A - Flash lamp. : de en
  • US1922340A - Concrete construction : en
  • US1923040A - Well pump plunger : en
  • FR750795A - Removable wheel : en fr
  • GB397115A - Improvements in posts or uprights for the games of net ball, tennis, badminton and the like and sockets or supports for such posts or uprights : en
  • ES1430Y - Device to shred tender beans. : en es
  • CA334954A - Resistance coupled amplifier : en fr
  • GB396854A - Improvements in or relating to piston packing rings : en
  • GB396956A - Improvements in or relating to undercarriages or landing gear for aircraft : en
  • GB397044A - Method of manufacturing zinc battery cans : en
  • ES129993A1 - Procedure to measure the deformations of a body, thermal, atermas or of any gender for the period of resonance of a tense element and the instrument that performs it. : en es
  • FI15366A - Paper roll core plug : en fi
  • GB397144A - Improvements in or relating to rock-drills : en
  • US1922698A - Switch cover : en
  • CA334880A - Sheet metal truss : en fr
  • GB397063A - Improvements in moving picture apparatus capable of use as a camera or projector : en
  • FR750609A - Device for sewing Slavic sandals and other similar shoes : en fr
  • ES1379Y - Device applicable to anti-theft wallets. : en es
  • CA334952A - Truck side frame : en fr
  • US1922126A - Hand mower : en
  • US1922925A - Coin detector : en
  • CH163231A - A method of treating solid bodies which can be easily attacked with a view to giving them protection and a body treated by this method. : en fr
  • CH163413A - Method and device for the production of pressed packs. : de en
  • FR750645A - Process for manufacturing an inner tube for pneumatic tires : en fr
  • FR750789A - Double acting motor : en fr
  • GB396876A - Improvements in connection with arc lamps for photographic and like purposes : en
  • ES1420Y - Metallic decorative element for buttons of all kinds. : en es
  • GB397003A - Improvements in antifriction bearings for sliding doors, windows, panels, and the like : en
  • GB396786A - Process for the operation of vacuum refrigerating systems : en
  • US1922852A - Apparatus for branding articles : en
  • US1922989A - Device for suspending towels, drying cloths, and other objects : en
  • US1922894A - Glass rolling apparatus : en
  • US1923055A - Aldehydeamine cinchona bark alkaloid inhibitors : en
  • ES1803U - Gym apparatus. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750626A - Machine for testing metals and other solids by traction or compression : en fr
  • FR750825A - Coke oven, lower burner and heating partitions subdivided into twin ducts : en fr
  • US1922848A - Exhaust muffler for internal combustion engines : en
  • GB396909A - Improvements in and relating to electric incandescent lamps : en
  • DE582568C - Process for the production of aluminum : de en
  • DK47634C - Ring game. : da en
  • GB397002A - Improvements in and relating to devices for drilling polygonal holes : en
  • IE12576L - Gas-holder : en
  • DE582371C - Packing machine for yeast pieces : de en
  • ES131168A1 - A process for making filled cookies. : en es
  • ES1840U - Turtleneck with supplement pieces applied. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922112A - Closure : en
  • US1922915A - Multiple coin vending machine : en
  • US1922303A - Load handling apparatus : en
  • DE582631C - Talking machine : de en
  • DE582605C - Device for generating a vibrato game in electric musical instruments : de en
  • US1922140A - Channel cementing machine : en
  • US1922497A - Method and machine for making wire-drawing dies, etc. : en
  • US1922619A - Bill fold : en
  • CH163333A - Collapsible trestle. : de en
  • US1922184A - Soundproof base for machines : en
  • US1922391A - Method of producing alpha prepared fuel : en
  • US1923003A - Zirconium refractories : en
  • US1923046A - Draft rigging : en
  • DE582159C - Tube well filter made of ceramic material : de en
  • US1922330A - Material handling apparatus : en
  • US1923054A - Propeller : en
  • CA334920A - Overflow valve for shock absorbers : en fr
  • CH163396A - Ignition device on electric fluorescent tubes. : de en
  • CA334798A - Automobile suspension system : en fr
  • CH163256A - Pliers to row the fabrics. : en fr
  • CH163246A - Measuring plug. : de en
  • ES131315A2 - IMPROVEMENTS INTRODUCED IN PATENT NUMBER 126734 : en es
  • GB396908A - Improvements in or relating to two-speed gear for internal combustion engine superchargers : en
  • CA334995A - Measuring dispenser : en fr
  • DK47647C - Exhaust device for rotating Coin Pockets in Prepaid Gas Meters. : da en
  • ES1451Y - Packaging device. : en es
  • GB397066A - Improvements in and relating to water closet pedestals : en
  • US1922175A - Spark plug : en
  • US1922584A - Concrete form : en
  • US1922762A - Packaging machine : en
  • US1922967A - Tooth powder dispenser : en
  • US1922719A - Trailer brake operating mechanism : en
  • US1922858A - Garment hanger : en
  • US1922957A - Apparatus for computing and indicating the ratio of variable quantities : en
  • US1922272A - Air drying composition : en
  • ES1401Y - Sprayers with rubber pear. : en es
  • CH163394A - Protection device for conduits for explosive gas mixtures. : en fr
  • AU859032A - Improvements in and connected with apparatus forthe production of water gas and like gaseous fuel for use in internal combustion engines : en
  • USRE18917E - Telephone system : en
  • CH163372A - Electric push-button wall switch. : de en
  • NL30857C - : en
  • US1922025A - brand : en
  • ES131136A1 - A DEVICE FOR DRINKING WATER WITH RADIO EMANATION : en es
  • GB396860A - Improvements in or relating to publicity or advertising devices : en
  • US1922630A - Cutter for condenser tubes : en
  • CH163222A - Heat supply system that has a water heating system and a heating system. : de en
  • US1922928A - Pressure control device : en
  • DE582446C - Process for the manufacture of silica stones : de en
  • US1922731A - Ticket printing and registering : en
  • CA334957A - Bolt anchor : en fr
  • US1922910A - Manufacture of filaments, threads, etc. : en
  • CA334847A - Refrigerating apparatus : en fr
  • US1922626A - Collapsible easel : en
  • CH163400A - Device for waving hair. : en fr
  • CA334813A - Impact device : en fr
  • CH163223A - Bath heater with two separate water rooms. : de en
  • CH163364A - Synchronous small motor. : de en
  • CH163312A - Bullet drop meter. : de en
  • CH163351A - Device for fuel supply for injection internal combustion engines with airless injection. : de en
  • CH163395A - Burner for oil firing with forced air supply. : de en
  • NL30541C - : en
  • ES1845U - Metallic basket applicable to hygienic siphons or drains to intercept the passage of foreign matter, avoiding blockages and obstruction in the pipes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750642A - Improvements to cabinets and similar furniture : en fr
  • US1922247A - Device for commutating direct current : en
  • US1922172A - Legging protector : en
  • US1922951A - Rotary pump : en
  • US1922251A - Control system : en
  • US1923007A - Tunnel liner : en
  • DE582412C - Apparatus for making films : de en
  • GB396873A - Improvements in or relating to vehicle wheels having brake drums : en
  • US1922449A - Lock controller : en
  • US1922161A - Garment hanger : en
  • US1922150A - Oil and water heater for internal combustion engines : en
  • US1922371A - Aircraft : en
  • US1922684A - Locking device for thread clearers : en
  • US1922975A - Means for the recovery of precious metals such as gold, platinum, and the like from ore bodies : en
  • AU857432A - Improvements in or relating toa method forthe production of upholstery, mattresses andthe like articles of resilient nature : en
  • DE582304C - Lifting and rotating device on vehicles : de en
  • FR750606A - Boiler for the treatment of molded parts, in particular castings for the manufacture of impregnated artificial stones of all kinds : en fr
  • FR750705A - Internal combustion engine cylinder and piston device : en fr
  • US1922236A - Switching mechanism : en
  • US1922452A - Automatic reclosing circuit breaker and indicator : en
  • US1922751A - Machine tool : en
  • CA334903A - Iron and steel coating : en fr
  • DE582292C - Roller counter with internal teeth and zero setting device : de en
  • DE582567C - Vulcanization accelerator : de en
  • CA334960A - Cinematograph camera : en fr
  • CH163370A - Bride for holding together ducting irons. : de en
  • US1922061A - Hair curler : en
  • CA334935A - Process for increasing the affinity of cellulose esters for dyestuffs : en fr
  • US1922803A - Guide for rolling mills : en
  • US1922757A - Method of and means for producing gears : en
  • DE582757C - Mothproof cabinet : de en
  • DE582494C - Automatic clutch : de en
  • FI15382A - Rolling stock for transport and transport : en fi
  • GB396930A - Improvements in or relating to electric discharge tubes : en
  • DE582380C - Process for the production of condensation products of aromatic sulfonic acids with capillary-active properties : de en
  • US1922809A - Basket handle : en
  • US1922123A - Inulin nitrate and method of producing : en
  • US1922687A - Shock absorbing socket : en
  • US1922745A - Feeding mechanism for fruit paring machines : en
  • US1922343A - Portable steam generator : en
  • US1922538A - Fuel injecting pump for diesel and other like forms of self-ignition engines employing airless- or "solid"-injection of liquid fuel substances : en
  • US1922528A - Process for treating petroleum hydrocarbons : en
  • US1922818A - Fruit cutting and juice extracting machine : en
  • US1922030A - Heilman type comber : en
  • US1922289A - Process for concentrating nitric acid : en
  • FR750792A - Improvements to lubrication devices and to the bearings of oil boxes, with centrifugal lubrication for railway equipment : en fr
  • US1922806A - Electric motor : en
  • USD90484S - Design fob a tourist camp cottage : en
  • GB396971A - Floorings, floor coverings and the like : en
  • GB397080A - Improvements in and relating to bolt fastening devices for doors, casements, and thelike : en
  • AU896332A - Improved means for use in testing the load distribution of railway waggons : en
  • CA334946A - Aluminum alloy processing : en fr
  • US1922245A - Manufacture of gaseous conduction devices : en
  • CA334850A - Name plate holder for door knobs : en fr
  • CH163383A - X-ray system set up for fluoroscopy and taking pictures. : de en
  • CA334856A - Drill rod coupling : en fr
  • US1922131A - Machine for darning faulty places in plush and like fabrics : en
  • US1922314A - Deflector : en
  • US1922403A - Automatic temperature control for furnaces : en
  • US1922810A - Adjustable speed alternating current commutator motor : en
  • CH163291A - Recording apparatus for photographic purposes. : de en
  • CH163303A - Foot swimming device. : de en
  • DE582398C - Compensated asynchronous motor : de en
  • CA334859A - Step mat : en fr
  • CA334947A - Bed sheet : en fr
  • CH163381A - Device for triggering switches. : de en
  • DE582580C - Moving device for sliding windows with a pair of swing arms of equal length lying parallel to one another : de en
  • DE582724C - Wringer : de en
  • DE582595C - Method and device for feeding a preprinted paper web in register : de en
  • CH163392A - Electric melting furnace for the production of lead pigment with particularly rustproof properties. : de en
  • CA334827A - Printing machine selector : en fr
  • ES131316A1 - Device that allows the lubrication under pressure with lost oil of the rods or similar organs of the machines. : en es
  • US1922317A - Commutator : en
  • US1922795A - Apparatus for brine freezing and icing or glazing edibles : en
  • CH163220A - Process for the production of bright, clearly visible road surfaces. : de en
  • CH163272A - Process for the production of carbamic acid chloride. : de en
  • US1922237A - Automatic telephone system : en
  • US1922840A - Plug valve : en
  • US1922789A - Closing means, more particularly for milk cans and the like : en
  • CA334939A - Printing machine : en fr
  • US1922791A - Surveying instrument : en
  • CA334804A - Grain shocker : en fr
  • FR750688A - : fr
  • US1922882A - Absolute pressure recording device : en
  • US1922776A - Hauling device : en
  • CH163325A - Process and rolling mill for the manufacture of seamless tubes by means of skew rolling. : de en
  • US1922782A - Infusion device and the like : en
  • US1922093A - Gauge : en
  • US1922207A - 2-cyano-5-nitro diphenyl : en
  • US1922213A - File envelope : en
  • US1922026A - Rocker shaft bearing for looms : en
  • CH163281A - Process and device for cleaning contaminated or used mineral oils. : de en
  • US1922554A - Lifting device : en
  • DK47643C - Baseboard for Leaves or Strips with Talan Indications. : da en
  • ES1618U - Beach shoe with molded sole and rectangular grooves for holding covered strips. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397090A - Arrangement for preventing high pressures between turns in transformers : en
  • CH163213A - Metal window with sliding leaves. : en fr
  • US1922759A - Remote control system : en
  • US1922051A - Shoe : en
  • US1922202A - Cylinder working tool : en
  • US1922256A - Shoe polishing and brushing device : en
  • US1922857A - Combined liquid fuel and gas burner : en
  • US1922398A - Christmas garden hedge : en
  • US1922702A - Bait holder : en
  • CH163262A - Slide lock. : de en
  • DE582445C - Shaking device for rotating machine parts, such as breast rolls of paper machines and the like. like : de en
  • ES1372Y - Mobile board, for classifiers, lockers, files, bookcases, furniture and the like, especially steel furniture. : en es
  • ES1558U - Boot for the protection of the feet against the rain (Machine-translation by Google Translate, not legally binding) : en es
  • GB397022A - Interchangeable closure for collapsible tubes, tins or the like : en
  • CH163327A - Hand-held threading machine. : en fr
  • ES131169A1 - An apparatus to project images that give the feeling of being animated. : en es
  • FR750782A - Improvements to reproducing machines : en fr
  • GB397009A - Improvements in or relating to sifting and screening apparatus : en
  • NL30612C - : en
  • US1922711A - Remote controlling plant : en
  • US1923004A - Insecticide : en
  • US1922828A - Method of making screens : en
  • CH163271A - Process for the catalytic conversion of terpenes. : de en
  • CH163309A - Self-loading rifle. : de en
  • CA334967A - Floor or pavement : en fr
  • GB397057A - Improvements in and relating to the filling and sealing of bottles and like vessels : en
  • IE12828L - Press for peat and the like : en
  • US1922595A - Automobile license tag holder : en
  • US1922533A - Inking mechanism for printing apparatus : en
  • AU1077533A - Improvements ina. process of removing find recovering acidic gases from gas mixtures containing said acidic gases : en
  • CH163301A - Device on miniature pianos. : de en
  • US1922650A - Circuit arrangement : en
  • US1922741A - Window frame : en
  • US1922029A - Protective device for induction furnace : en
  • US1922292A - Device to control wrapping twine : en
  • US1922266A - Thermostatic air valve : en
  • US1922527A - Apparatus for molding pencils and the like : en
  • US1922377A - Track for track laying wheels : en
  • US1922605A - Container : en
  • CH163219A - Mortise gate, especially for locks, docks, etc. : de en
  • US1922227A - Fluid pressure braking system : en
  • CH163216A - Base, in particular for the production of concrete ceilings. : de en
  • CH163417A - Automobile and car cleaner with a water supply pipe. : de en
  • CA334904A - Ferric oxalate : en fr
  • CH163380A - Electric power transmission installation. : en fr
  • US1922953A - Friction closure for containers : en
  • CH163236A - Scrubber for washing surfaces. : de en
  • FR750808A - Engine operating with reciprocal pistons and automatic ignition, and powered by liquid fuel : en fr
  • GB397043A - Attachment for sewing machines : en
  • GB396952A - Improvements in processes for sizing textile fibres : en
  • GB396981A - Improvements in advertising or displaying on aeroplanes : en
  • US1922034A - Protective device for electric induction furnaces : en
  • US1922220A - Heating and ventilating apparatus : en
  • US1922888A - Billet handling in continuous heating furnaces : en
  • DE582431C - Axminsterteppich loom : de en
  • DE582530C - Process for the production of security paper : de en
  • DE582437C - Circuit arrangement for telephone systems with dialer operation : de en
  • GB396912A - Improvements in and relating to the manufacture of ice : en
  • CA334900A - Refrigerating unit : en fr
  • CA334801A - Ingot mould hot top : en fr
  • CH163404A - Control device for billiard games. : en fr
  • US1922489A - Means for the separation and concentration of the constituents of heterogeneous emulsions, or suspensions : en
  • US1922079A - Emergency lighting : en
  • US1922226A - Electric ship-propulsion system : en
  • US1922162A - Evacuation of electronic devices : en
  • US1922616A - Calibrating means for oil gauges : en
  • US1922178A - Metal-working implement : en
  • US1922614A - Punch : en
  • US1922655A - Ignition device : en
  • US1923006A - Tunnel liner : en
  • CA334800A - Washing machine : en fr
  • CA334889A - Nitric acid concentration : en fr
  • CA334965A - Burner control device : en fr
  • CH163286A - Inking roller drive on platen printing presses, in which the inking rollers circle the printing form. : de en
  • CA334845A - Electric clock : en fr
  • GB397023A - Method of and apparatus for controlling the drainage device of the auxiliary plant of locomotives : en
  • NL30459C - Device for the remote transmission of variable, similar measured values, in particular target distances, in which a number of transmitters mounted on separate measuring stations are connected to a common receiver in such a way that the latter indicates the average value of the settings of the connected transmitters : en nl
  • US1922215A - Bookholder : en
  • US1922905A - Sander drum : en
  • US1922636A - Motion picture screen : en
  • US1922723A - Butter and like divider : en
  • ES130819A1 - A perfection in the manufacture of leather soles to avoid the wear of the seam that has to join them to the rest of the footwear. : en es
  • GB397098A - Improvements in and relating to spinning centrifuges : en
  • DE582443C - Use for cooking holes of coal stoves : de en
  • DE582497C - Insert plate for connecting wooden components : de en
  • ES131318A1 - A manufacturing process for elastic products based on textiles. : en es
  • DE582674C - Light signal switching with alternating driving and stop light generation : de en
  • DE582604C - Firmly adhering rubber covers on metal or stone : de en
  • ES131174A1 - PROCEDURE FOR JOINING MOLDED PIECES WITHOUT FORMWORK, WITH THIN WALLS, IN ANY SIZE, AND APPLICATIONS OF THE SAME : en es
  • US1922475A - Automobile jack : en
  • US1922544A - Electrical connection : en
  • US1922625A - Fusible plug for steam boilers : en
  • US1922268A - Valve controlling apparatus for chlorinators : en
  • US1922277A - Grease gun : en
  • US1922648A - Circuit continuing device : en
  • CA334855A - Sewage disposal process : en fr
  • DK47635C - Device for deep-water fishing gear with seine without belly and with free sub-counter. : da en
  • US1922603A - Sectional radiator cover : en
  • US1922487A - Cabinet : en
  • US1922390A - Process of recovering zinc from brass scrap and other materials containing zinc : en
  • CA334886A - Electric line protective device : en fr
  • FR750769A - Process for cooking cellulose : en fr
  • CA334984A - Hair waving apparatus : en fr
  • CH163207A - Concrete ceilings. : de en
  • CH163408A - Electromagnetic feedback to display the position of organs that can be brought into two end positions. : de en
  • US1922563A - Machine for operating on plastic materials : en
  • US1922414A - Carburetor : en
  • US1922963A - Apparatus for lens adjustment in double lens projection : en
  • US1922423A - Fluid meter : en
  • US1922436A - Flushing device for well drills : en
  • US1922736A - Record sheet : en
  • CA334987A - Wave translation system : en fr
  • US1922581A - Water heater : en
  • US1922537A - Adjustable mount for projecting lenses : en
  • US1922802A - Amusement apparatus : en
  • CA334835A - Pile fabric knitting machine : en fr
  • CA334923A - Wheel assembly : en fr
  • CH163321A - Radio-gramophone. : en fr
  • CH163296A - Process for the production of photographs. : de en
  • US1922293A - Mining machine : en
  • US1922825A - Airplane : en
  • US1922360A - Window construction : en
  • US1922155A - Radio receiving apparatus : en
  • US1922322A - Method of cracking hydrocarbon oils : en
  • US1922408A - Package holder for dyeing machines : en
  • USD90513S - Design for a microscope light : en
  • GB396982A - Improvements in automatic apparatus for preparing hot beverages such as tea, coffee,cocoa and the like : en
  • GB397055A - Improvements in or relating to conveyors : en
  • US1922518A - Vehicle brake : en
  • US1922779A - Starting ignition device : en
  • US1922198A - Conveyer : en
  • CH163357A - Encapsulated refrigeration machine. : de en
  • DE582566C - Process for the production of paints and impregnating agents : de en
  • DE582619C - Air-cooled internal combustion engine : de en
  • ES1801U - Pouch device for making cigarettes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750644A - Hydraulic accumulation system : en fr
  • GB396803A - Improvements in or relating to x-ray installations for making radioscopies and radiographs : en
  • US1922992A - Protector for foods : en
  • CH163225A - Device for dispensing water in certain quantities, in particular for concrete mixers. : de en
  • US1922784A - Ice cream freezer : en
  • CH163254A - Knitted fabrics for bandages, socks for varicose veins, hip and breast shapers, corsets and the like. : de en
  • CH163366A - Voltage regulator device for alternating current. : en fr
  • CA334937A - Rotary engine and pump : en fr
  • CH163354A - Gas steam turbine. : de en
  • US1922483A - Primary electric cell : en
  • US1922891A - Fountain pen support : en
  • US1922341A - Stencil printing machine : en
  • US1922540A - Separator for antifriction bearings : en
  • US1922654A - Modulating device : en
  • DE582638C - Method of making corners from transparent fabrics for fixing pictures and the like like. in albums : de en
  • FR750698A - Improvements to transformers for arc welding : en fr
  • ES1730U - Girdle-bra. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397142A - Improvements in or relating to the manufacture of machined bolts and nuts : en
  • DE582409C - Box for receiving photographic objects, such as plates, films, etc. : de en
  • DK47642C - Vodrulle suspension. : da en
  • ES1771U - Round bar stool with invisible fixation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB397097A - Improvements in and relating to fusible cut-outs for electrically heated furnaces : en
  • FR750667A - Improvements to shades of parchment panels, canvas, plastic or the like : en fr
  • DE582551C - Device on typewriters for the production of forgery-proof writing : de en
  • DE582384C - System for storing a large amount of gas under high pressure in a boiler with low wall strength : de en
  • GB396798A - Improvements in and relating to pirns, tubes and the like for use in the textile industry : en
  • DE582514C - Device for drawing current from an alternating current source : de en
  • FR750666A - Piston : en fr
  • ES131186A1 - A procedure for the refrigeration and transport of easily damaged articles, especially food and disposition to put it into practice. : en es
  • GB396967A - Safes equipped with automatic prepayment devices : en
  • NL30576C - : nl
  • US1922582A - Folding desk, chair, and the like : en
  • ES130382A1 - Procedure for the packing of a tree against a box disposed above it and against which it executes spatial displacements. : en es
  • GB396919A - Improvements in or relating to a method and means for concentrating preferably with simultaneous compounding aqueous dispersions of or containing rubber or the like materials : en
  • CH163257A - Umbrella-like collapsible laundry drying device. : de en
  • DE582524C - Ceiling beams : de en
  • US1922697A - Prepared calcium chloride and method of making same : en
  • US1923018A - Multicylinder internal combustion engine : en
  • DE582394C - Control device for electrically operated trolleybuses : de en
  • FI15381A - Anordning vid Maskiner fformning, fyllning oc tillslutning av portionspåsar för té och dylikt : en fi
  • DE582762C - Equipment on office machines for the transmission of movement quantities : de en
  • GB397039A - Process of improving the taste of hydrogenated fatty oils : en
  • ES1440Y - Device of artifacts usable for all kinds of propaganda. : en es
  • FI15349A - Anordning vid ångkokapparater : en fi
  • FR750723A - Wood concrete and its manufacturing process : en fr
  • FR750802A - Convertible tray : en fr
  • DE582587C - Centrifugal drum with closing means moved by liquid pressure for the sludge outlet openings : de en
  • GB397101A - Improvements in and relating to electric induction furnaces : en
  • ES131225A3 - Automatic device to regulate pressure and save gas consumption. : en es
  • DE582491C - Device for moving the trolley to adjust the length of the hanging ends of an endless double elevator chain : de en
  • DE582564C - Double-shell cavity wall : de en
  • GB396999A - Improvements in and relating to liquid break electric circuit breakers : en
  • GB397509A - Improvements in or relating to the production of artificial filaments or like extruded materials : en
  • GB397156A - Improvements in domestic coal scuttles : en
  • GB397188A - An improved method of producing multi-colour photographic images and kinematograph films : en
  • FR750834A - Improvements made to installations used to mix liquid or gaseous fluids in desired proportions, and to deliver the mixture obtained in determined quantities : en fr
  • FR750845A - Perfected Charm Holder : en fr
  • ES131324A1 - A procedure for obtaining and separating pure vitamin D2 from irradiated ergosterine, by means of dinitrobenzoychlorhydric. : en es
  • CH163386A - Device for easy starting of mercury vapor rectifiers and keeping them warm during operation. : de en
  • ES131224A1 - A procedure for the treatment of heavy hydrocarbons, in order to transform them into stable fuels of direct use. : en es
  • GB397173A - Improvements in and relating to bunkers suitable for coaling locomotives : en
  • FR750800A - Multiple connection device for telephone systems with selectors and lines divided into groups : en fr
  • GB396995A - Improvements in devices for locking the steering wheels of motor vehicles : en
  • GB397065A - Improvements in or relating to caissons for or forming pier and like foundations : en
  • DE582207C - Circuit arrangement for telephone systems with dialer operation and speech current amplifiers : de en
  • DE582487C - Board or similar entertainment game : de en
  • ES1395Y - Bed bug or nail for fixing fly traps or similar applications. : en es
  • FI15360A - For the purposes of this Regulation : en fi
  • FR750619A - Process for the production of new solid disazo compounds, and the products resulting therefrom : en fr
  • GB396934A - Highly ohmic resistance : en
  • GB396972A - Improvements in or relating to electro-magnetically operated valves for internal combustion engines : en
  • GB396937A - Improvements in and relating to machines for forming, boring and cutting out of boards, cylindrical pieces of wood for yarn reels and like purposes : en
  • FI15359A - Utväxlingsanordning för motordrivna fordon : en fi
  • ES130701A1 - Improvements in the manufacture of transport boxes. : en es
  • GB397035A - Improvements in or relating to means for priming centrifugal pumps : en
  • FR750664A - Improvements to call converters for telecommunication lines : en fr
  • GB396994A - Improvements relating to electric accumulators : en
  • ES1802U - Support (Machine-translation by Google Translate, not legally binding) : en es
  • ES131267A1 - Device for sharpening razor blades. : en es
  • ES131302A1 - Improvements in and concerning alarm systems and other similar purposes. : en es
  • GB397030A - Improvements in and relating to glassware forming machines : en
  • FI15378A - Procedure for the manufacture of cigarettes in which the formation of toxic carbon monoxide from cigarette paper is prevented : en fi
  • ES131172A3 - Membrane device and vibrating body, suitable for the production of sounds by means of an aerodynamic action. : en es
  • FR750693A - New sole molding process and machine for implementing this process : en fr
  • GB397029A - Process for re-shaping the profiles of rails by forging : en
  • GB396837A - Improvements in or relating to apparatus for registering and/or recording quantity of granular materials delivered : en
  • CA335005A - Golf ball coating : en fr
  • CH163363A - Electric power generation devices, in particular for vehicles. : de en
  • DE582397C - Contact arrangement for installation self-switch : de en
  • DE582678C - Bunker arrangement with operating bunker and storage bunker for coal and coke : de en
  • FR750755A - Motor-driving machine using the elastic force of gases and the gravity of a liquid : en fr
  • GB396867A - Improvements in and relating to tubular metal frames for buildings, tents, furniture, and other structures : en
  • GB396911A - Improvement in water valve for rock drills : en
  • US1922319A - Speedometer stop mechanism : en
  • US1922617A - Vehicle lighting fixture : en
  • US1922979A - Air mattress or cushion : en
  • US1923035A - Fish rod handle : en
  • DE567464C - Device for producing concrete ceilings consisting of individual slabs or blocks : de en
  • GB396858A - Improvements in and relating to methods of making electric insulating materials : en
  • GB397096A - Process for the making of artificial resins : en
  • GB397143A - A hair piece, toupee or wig : en
  • US1922761A - Food chopping machine : en
  • US1922927A - Apparatus for preventing condensation on the inside surface of alpha show case window : en
  • CA334839A - Amusement device : en fr
  • CH163371A - Device for tensioning the conductors of overhead lines. : de en
  • GB396992A - Improvements in dyeing or printing paper or paper pulp : en
  • DE582586C - Bunker closure with a rolling belt, which is firmly connected to the bunker at one end and guided over a displaceable guide roller, which is carried by support rollers which can be moved together with the guide roller : de en
  • FR750797A - Flow control process for hot water heating radiator valves : en fr
  • USD90481S - Design for a combination illumi : en
  • ES131337A1 - A procedure for the service of combustion engines. : en es
  • FR750796A - Process of joining tubes by welding : en fr
  • GB396969A - Process for removing acid constituents from gases, and rendering said constituents utilisable : en
  • ES131205A1 - Improvements in the methods of preparing raw materials for cement. : en es
  • US1922471A - Apparatus for manufacturing rubber tire tubes : en
  • US1922152A - Ventilator noise deadener : en
  • CA334857A - Drink mixer : en fr
  • CH163341A - Auxiliary control device for pressure regulator. : de en
  • US1922065A - Trunk : en
  • CH163260A - Reversible and reversible cuffs for men's shirts, blouses, etc. : de en
  • CH163334A - Tool with wooden handle. : en fr
  • US1923038A - Hydraulic shock absorber : en
  • CA334882A - Dynamo electric machine : en fr
  • US1923042A - Motion picture change-over and cut-off device : en
  • US1922148A - Canning machine : en
  • DE582660C - Milling and cleaning machine for shoemakers : de en
  • US1922758A - Micrometer depth gauge : en
  • ES131192A1 - Improvements in procedures and devices to treat solid materials with gases. : en es
  • FR750777A - Product for first coat of paint : en fr
  • US1922453A - Pinking attachment for sewing machines : en
  • US1922700A - Concrete mixer : en
  • DE582673C - Fuel pressure regulator for internal combustion engines : de en
  • CA334918A - Sulphur purification : en fr
  • NL30746C - : en
  • US1922225A - Control valve : en
  • US1922432A - Outlet box : en
  • US1922600A - Shock absorber : en
  • CH163337A - Bolt screwed into a threaded hole. : de en
  • CH163375A - Device for lowering respectively. Lifting the oil boiler from oil switches. : de en
  • US1922056A - Meter recording mechanism : en
  • US1922356A - Liquid dispensing machine : en
  • FR750689A - Fountain pen holder with <<nip-point>> reservoir, which can be regulated with a regularized ink flow, allowing very large capacities : en fr
  • GB396851A - Improvements in or relating to closures for collapsible tubes and other containers : en
  • DE582697C - Pressing device for tire inlays of partial vulcanizing devices for pneumatic tires : de en
  • FI15373A - Launcher for rifle grenades or similar ammunition : en fi
  • NL30562C - : en
  • US1922233A - Method and means for packing collapsible tubes and the like : en
  • US1922490A - Separation of metals from ores : en
  • US1922728A - Production of pattern effects upon textile fabrics or other materials : en
  • US1922949A - Spinning apparatus : en
  • GB396864A - Absorption filter for respirators : en
  • US1922052A - Garment press : en
  • US1922078A - Window cleaning device : en
  • US1922854A - Cardboard box : en
  • US1922105A - Combination rail bond and connecting plate : en
  • US1922664A - Vapor generator : en
  • US1922685A - Valve structure : en
  • US1922133A - Windshield heater for motor vehicles : en
  • ES1813U - Regulator for liquid counters (Machine-translation by Google Translate, not legally binding) : en es
  • FR750765A - Device to facilitate the perfect handling of the file : en fr
  • US1922752A - Brush : en
  • ES131246A1 - Perfections in the manufacture of waistbands for underwear. : en es
  • FR750750A - Automatic device for changing bobbins on looms : en fr
  • US1922024A - Tubing head : en
  • US1922707A - Oiling device : en
  • US1922899A - Refrigerating apparatus : en
  • FR750646A - Thermionic tubes : en fr
  • DK47649C - Flexible Tube. : da en
  • ES1806U - Pencil almanac perpetual. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922712A - Refrigerating method and apparatus : en
  • US1922864A - Compass : en
  • US1923033A - Bottle refrigerator : en
  • CA334932A - Hydrocarbon oil conversion : en fr
  • FR750657A - Improvements to equipment for metalworking by extrusion : en fr
  • FR750791A - Card game device : en fr
  • US1922541A - Circulating display advertising apparatus : en
  • US1922870A - Tension controlling system : en
  • US1922239A - Combination vocal piano : en
  • US1922248A - Perforating machine : en
  • US1922576A - Overhead bottle guide for alpha labeling machine : en
  • DE582502C - Velvet cutter : de en
  • ES131051A3 - Device for quick closing of autoclave doors. : en es
  • ES131260A1 - An improvement in the manufacture of multicellular rubber. : en es
  • GB397124A - Improvements in the manufacture of aromatic aldehydes : en
  • ES1819U - Terminals for the fastening rods of the filing cabinets by visible files. (Machine-translation by Google Translate, not legally binding) : en es
  • ES1291Y - Drill. : en es
  • ES131203A1 - A device to ignite and ignite mixtures of air fuels formed in explosion chambers. : en es
  • GB397069A - Improvements in or relating to apparatus for starting internal combustion engines : en
  • DE582368C - Heat protectants : de en
  • DE582370C - Process for the production of porous artificial stone surfaces : de en
  • DE582471C - Switch-off device for centrifugal governor, especially when regulating the fuel supply of internal combustion engines : de en
  • ES131282A1 - PROCEDURE FOR OBTAINING PLASTIC MASSES OF ALL KINDS : en es
  • FR750779A - Wood covering with a metal core intended for the decoration of buildings, cruise ships, rolling stock and flying equipment : en fr
  • GB397012A - Improvements in or relating to collapsible boxes : en
  • US1922944A - Elastic woven fabric : en
  • ES131255A1 - A procedure for the sewing of gloves. : en es
  • GB397054A - Improvements in, or relating to moulding machines, for making cast concrete units : en
  • GB396923A - Improvements relating to gas fires or grates : en
  • ES1814U - Stamped head of water meters and other kind of liquids (Machine-translation by Google Translate, not legally binding) : en es
  • ES1811U - Stamped body for liquid counters (Machine-translation by Google Translate, not legally binding) : en es
  • GB396868A - Improvements relating to motor vehicle seats : en
  • FR750672A - Accumulator with aluminum box or aluminum alloy and tin : en fr
  • GB396966A - Improvements in or relating to railway rail joints : en
  • GB396948A - Improvements in graphical recording apparatus : en
  • ES131151A1 - PROCEDURE FOR OBTAINING JOINTS BETWEEN HOLLOW BODIES : en es
  • GB396856A - Improvements in built-up metal pulleys : en
  • ES1331Y - Hygienic shawl for hats and caps. : en es
  • GB397006A - Improvements in electric lamps : en
  • DE582288C - Device for cutting sound recording grooves in tape-shaped sound writing carriers : de en
  • DE582607C - Illuminated circuit diagram with a projection device for displaying various switch positions on a screen : de en
  • DE582615C - Briefcase or wallet : de en
  • ES131230A1 - Perfeccionamientos in a machine to edge strips of celluloid. : en es
  • ES131238A1 - A carbonizing device of leaves and small branches. : en es
  • GB397170A - Improvements in or relating to a method of producing multicolour photographic images, more particularly coloured films : en
  • DE582463C - cupola : de en
  • DE582453C - Train protection device with inductive influence : de en
  • CH163278A - Process for the preparation of aliphatic amines. : de en
  • US1922892A - Display rack : en
  • US1922780A - Cementing apparatus for oil and gas wells : en
  • CA334921A - Advertising device : en fr
  • FI15356A - Sät vid framställning av räfsor, krattor eller liknande redskap jämte en på sådant sätt framställd product : en fi
  • US1922357A - Tumbler for crawling traction mechanism : en
  • CH163425A - Safety device in setting devices for points and signals. : de en
  • DE582429C - Closing device for filled tubes : de en
  • DE582590C - Process for the construction of underground tunnels : de en
  • ES131052A1 - A firing pin insurance system for repeating firearms with counterweight closure. : en es
  • GB397019A - Improvement in methods of producing scissors : en
  • ES130961A3 - Construction procedure of a steel reinforcement for the rail joints. : en es
  • FR750680A - High power electric corona apparatus : en fr
  • AU1064032A - Improvements in and relating to electric transformers : en
  • US1922301A - Method of treating liquid matte : en
  • US1922874A - Operating mechanism for valves : en
  • US1923043A - Method of restraining dye diffusion and resulting product : en
  • US1922714A - Apparatus for the removal and recovery of oils and grease from oil laden water and the like : en
  • ES131270A1 - Improvements in tubular mills with product drag by air. : en es
  • FI15354A - Automatic marking and sorting of machines for the production of bandforms : en fi
  • ES130374A1 - A chemical process for varnishing, with or without nitrocellulose, any vegetable or animal fiber fabrics, including natural leathers starting from a layer of ground rubber or rubber latex and the like with coloring matter. : en es
  • FR750633A - Improvements to the mounting of amplifying lamps, detecting or generating oscillations, comprising several grids : en fr
  • FR750788A - Transmission device : en fr
  • GB396843A - Improvements in and relating to mechanically operated musical instruments : en
  • CA334911A - Drain board : en fr
  • ES1441Y - Socks and stockings support. : en es
  • FR750627A - Locking device controlling the use of telephone devices : en fr
  • US1922074A - Elastic fluid turbine : en
  • US1922669A - Coupling device : en
  • DE582374C - Air suction conveyor with a suction nozzle that can be rotated around the axis of the suction conveyor line by means of a power drive : de en
  • GB396905A - Improvements in and relating to electrodes for discharge tubes : en
  • US1922873A - Revolving harrow and weeder : en
  • CH163234A - Electric hotplate. : de en
  • FI15348A - Skåp- och sängkombination : en fi
  • US1922232A - Telephone system : en
  • US1922470A - Attachment for gasoline tanks : en
  • US1922433A - Sewing machine : en
  • CA334893A - Power transmission system : en fr
  • CH163436A - Process for the preparation of a sulfonation product of a basic derivative of higher paraffinic hydrocarbons containing nitrogen-containing groups. : de en
  • US1922820A - Fuse plug : en
  • US1922639A - Unloading mechanism for rotary compressors : en
  • US1922429A - Process of melting aluminum : en
  • DE582419C - Window connector for cold beds : de en
  • ES131107A1 - An improved process for the manufacture of aluminum alloys. : en es
  • US1922355A - Shaft bearing : en
  • US1922445A - Highway guard : en
  • US1922653A - Debit and credit shift mechanism : en
  • US1922521A - Furnace wall construction : en
  • US1922041A - Sheet feeder : en
  • US1922170A - Drapery : en
  • US1922346A - Choke and starter switch control : en
  • US1922478A - Extension table : en
  • US1922601A - Spark plug terminal : en
  • US1922108A - Buffing wheel : en
  • FR750775A - Tube frame for seats : en fr
  • US1922084A - Self retaining catheter and drainage tube : en
  • GB396836A - A connection system for cathode ray oscillographs in conjunction with special receivers : en
  • ES131184A1 - An apparatus to practice facial massage. : en es
  • AU969032A - Improvements in or relating to explosives : en
  • AU986332A - Improvements in or relating tothe stabilisation of aqueous solutions containing hydrogen peroxide : en
  • US1922176A - Automatic hay unloader : en
  • US1922365A - Friction hinge : en
  • US1923000A - Production of metal castings : en
  • US1922525A - Stage : en
  • ES131156A1 - An apparatus for the separation of materials of different densities. : en es
  • CA334953A - Constant beat frequency system : en fr
  • DE582250C - Nipple lock and seal for bulb sockets and fittings : de en
  • CA334790A - Scouring brush : en fr
  • ES1359Y - Cigarette paper with improved device indicating its bundle. : en es
  • DE582571C - Device for attaching repair patches to be glued to the inner wall of a hose : de en
  • ES130580A1 - A procedure to obtain a gluten containing nitrocellulose. : en es
  • GB396918A - Improvements in openers and scutchers for cotton and other textile fibres : en
  • FR750618A - Water-cooled fireplace wall enhancements : en fr
  • US1922942A - Combination receiver and regenerator unit for refrigerating plants : en
  • US1922139A - Telegraph system for submarine cables : en
  • CA334796A - Hosiery : en fr
  • DE582637C - Roller straightener : de en
  • DE582641C - Electric iron with hood, to whose connection contacts the heating element is connected with flexible contact strips : de en
  • DE582554C - Sleeper shifting device for multi-rail excavator tracks that can be moved on the track : de en
  • CA334943A - Feeding mechanism for metal working machines : en fr
  • FR750817A - Folding step for high speed wagon : en fr
  • CA334795A - Filler for egg containers : en fr
  • DE582428C - Filling table for cans or the like. : de en
  • CA334948A - Radiator : en fr
  • CA334940A - Hydrogen preparation : en fr
  • CH163247A - Revolving lid roller for cotton : de en
  • US1922049A - Direct reading manometer : en
  • US1922337A - Track and support therefor : en
  • US1922383A - Automatic filling device for oil reservoirs or the like : en
  • US1922987A - Charging apparatus for openhearth furnaces : en
  • ES130277A1 - Procedure for obtaining phonogram supports with multidentate writing. : en es
  • FI15352A - Anordning vid ac accumulerande spisar förtand eller gasformig brand : en fi
  • DE582646C - Process for dewaxing hydrocarbon oils : de en
  • US1922670A - Photographic paper : en
  • CA334978A - Draft rigging : en fr
  • CH163308A - Chamber lock on self-loading rifles. : de en
  • FR750840A - Manufacturing process of new dyes and their application to textiles : en fr
  • GB396878A - An improved arrangement of a sealing chamber with cutouts and other devices for use with electric cables : en
  • CH163274A - Process for the production of a new auxiliary material for the textile industry. : de en
  • DE582434C - Production of sodium nitrate : de en
  • CA334897A - Drier : en fr
  • CH163332A - Knife suitable for performing skinning work and other purposes. : de en
  • ES130980A1 - Mechanical-automatic procedure and device for the total preparation of the materials in the iron and steel industry of constructions, suppressing the drawing and previous marking. : en es
  • US1922098A - Caster construction : en
  • US1922395A - Tractor semitrailer : en
  • US1922461A - Printing machine for sensitized material : en
  • FI15364A - Apparat för behandling av fibermassa : en fi
  • FR750616A - Device automatically supplying a liquid reservoir : en fr
  • FR750692A - Method of fixing motor vehicle bodies or other bodies to their chassis : en fr
  • CH163217A - Scaffolding pole connector. : de en
  • FR750630A - Method for selecting the clichés, for addressing machines or other applications and machine for the implementation of this method : en fr
  • FR750787A - Dental spittoon with servo-driven lifting device : en fr
  • GB397103A - Improvements connected with camera shutters : en
  • CA334926A - Cushioning mechanism : en fr
  • ES131189A1 - A lifting device adaptable to vehicles, especially automobiles. : en es
  • ES131208A1 - New machine to wind the thread in the bobbins. : en es
  • CH163353A - Injection pump system for multi-cylinder internal combustion engines. : de en
  • US1922032A - Crystal holder or setting : en
  • GB396963A - Improvements in or relating to change-speed gearing suitable for power-driven vehicles : en
  • DE582644C - Process for the production of azo dyes : de en
  • DK47636C - Method for the production of ammonium nitrate-containing compound fertilizers which can be stored and spread. : da en
  • FR750710A - Instant fixing system of a removable reflector on a movable support by a point taken below the center of gravity of the reflector : en fr
  • FR750715A - Car control instrument holder : en fr
  • US1922995A - Refrigerator cabinet : en
  • FR750690A - Transmission by converging journal crankshafts and connecting rods or universal joints : en fr
  • GB396818A - Improvements in or relating to the control of feed reel brakes : en
  • DE582489C - Hinge for metal lid boxes : de en
  • DE582492C - A blower that works together with a threshing machine to blow away the long and short straw coming from the Schuettler : de en
  • DE582645C - Process for the production of water-insoluble azo dyes : de en
  • ES130708A1 - Improvements in thermal disconnectors to maximum intensity. : en es
  • FR750839A - Manufacturing process and application of new anthraquinone dyes : en fr
  • GB396938A - Improvements relating to imitation fires : en
  • FI15341A - Stick contact : en fi
  • FR750824A - Expandable electric conductor : en fr
  • GB397092A - Ink ribbon with ends free from ink for typewriting machines : en
  • USD90471S - Design for a goblet ob similar : en
  • ES1382Y - Spiral auger to pierce the coal. : en es
  • DE582632C - Connection of a tabulating machine with a punching machine : de en
  • DE582663C - Lying regenerative chamber furnace for coke and gas production : de en
  • FR750623A - Improvements to wires and cables : en fr
  • GB396978A - Hosiery : en
  • GB396996A - Improvements in or relating to machines for general use in working foodstuffs : en
  • US1922347A - Pocket comb and brush : en
  • US1922558A - Crayon and method of making the same : en
  • FR750674A - Box with reversible lid : en fr
  • GB396807A - Improvements in or relating to machines for sizing, grading or classifying : en
  • ES1289Y - Box for the packaging and sale of toilet powders. : en es
  • GB396835A - Improved method for the introduction of foam producing chemicals into a stream of water and apparatus therefor : en
  • GB397046A - Improvements in or relating to the treatment of artificial fibres, more particularlyof artificial silk : en
  • GB397149A - Improvements in or relating to electric switchgear : en
  • FR750658A - Use of pole traction and repulsion as a driving force for single-phase direct or alternating current electric motors : en fr
  • GB397001A - An improved process for obtaining blanc fixe : en
  • FR750639A - Manufacturing process and application of new amino anthraquinone derivatives : en fr
  • US1922306A - Hot box arrester : en
  • US1922552A - Vehicle jack : en
  • US1922970A - Self-loading and unloading trolley conveyer : en
  • US1923059A - Sprayer : en
  • CH163379A - Tap changer on tap transformers. : de en
  • GB397072A - A process for the low temperature carbonization of coal : en
  • US1922701A - Telephone system : en
  • CH163238A - Device for scrubbing floors. : en fr
  • CH163310A - Device with a roller body for registering vibrating movements, in particular for vehicles. : de en
  • DK47640C - Marker for Formation of Plant Holes. : da en
  • ES131269A1 - NEW REMOTE INDICATION REPEATER SYSTEM : en es
  • CA334891A - Sulphite pulp manufacture : en fr
  • US1922376A - Corn harvesting machine : en
  • US1922887A - Variable speed gear transmission : en
  • US1922988A - Hand operated car brake : en
  • US1922163A - Electric protective system for elevators and the like : en
  • US1922750A - Shoe jack : en
  • US1922313A - Process and apparatus for disintegration of material : en
  • US1922855A - Pocket for bathing and sporting garments : en
  • US1922938A - Bag holder : en
  • DE582447C - Shape-changing bust : de en
  • CH163368A - Double-cap hanging insulator. : de en
  • US1922889A - Lock : en
  • US1923020A - Method of grinding track rails : en
  • DE582676C - Process for the production of colored bituminous masses : de en
  • GB397007A - Improvements in or relating to thermionic valve oscillation generators : en
  • US1922767A - Transparent seal : en
  • US1922843A - Condenser : en
  • CA334927A - Motor vehicle testing apparatus : en fr
  • DE582478C - Process for the production of full, undivided chocolate eggs wrapped in metal foils : de en
  • US1922570A - Automatic safety brake : en
  • US1922190A - Valve : en
  • US1922282A - Signal receiving system : en
  • US1922564A - Rod connecter : en
  • ES131297A3 - A machine for vulcanizing tires. : en es
  • CA334968A - Covering layer : en fr
  • CH163384A - Gridless controlled rectifier. : de en
  • DE582576C - Convertible top for closed passenger cars, especially those of low headroom : de en
  • ES131215A1 - A wax crystallization process. : en es
  • GB397534A - Improvements in or relating to the production of colourations on materials made of or containing organic derivatives of cellulose : en
  • CA334985A - Saw filing machine : en fr
  • CH163356A - Method and device for generating and utilizing steam, in particular high-pressure steam. : de en
  • US1922572A - Automatic call mechanism : en
  • CA334990A - Wave transmission network : en fr
  • DE582432C - Method for weaving rod warp pile fabrics and rod for this : de en
  • ES1810U - Liquid lifting device. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922507A - Method of making imitation pigskin gloves : en
  • US1922299A - Dust collector : en
  • US1922574A - Ignition control lock : en
  • US1922981A - Bucket or like receptacle : en
  • US1922196A - Pump : en
  • US1922290A - Detection of frequency modulated signals : en
  • US1922320A - Method and apparatus for determining the interior ballistic characteristics of fixed ammunition : en
  • CA334892A - Discharge device : en fr
  • GB396888A - Elastic suspension for the carrying wheels or rollers of lorries and other vehicles having endless band tracks : en
  • US1922562A - Nitrogenous fertilizer and method of producing same : en
  • USD90470S - Design for a textile fabric : en
  • CH163355A - Composite gas turbine. : de en
  • US1922111A - Dump body construction : en
  • US1922366A - Process for separating bast fibers from shives : en
  • US1922764A - Awning arm bracket : en
  • USD90474S - Design fob a furnace jacket : en
  • US1922246A - Machine tool : en
  • US1922263A - Smoke stick : en
  • US1922860A - Compensating astragal : en
  • US1922369A - Piston ring spreader : en
  • US1922940A - Method of joining the ends of wire cloth : en
  • US1923026A - Bung fixture for containers and seal therefor : en
  • CA335003A - Blast furnace : en fr
  • CH163391A - Device for monitoring the vacuum in vacuum discharge apparatus. : de en
  • CH163277A - Process for the preparation of a halogenation product of acenaphthindanedione diketimide. : de en
  • CH163344A - Fine adjustment elevator. : de en
  • US1922747A - Construction shore : en
  • NL30597C - : en
  • NL30891C - : en
  • CH163323A - Auxiliary lens for lenses of photographic recording apparatus. : de en
  • CH163434A - Process for the preparation of an anthraquinone derivative. : de en
  • US1922315A - Filter candle : en
  • US1922907A - Cable : en
  • CH163215A - Formwork for concrete ceilings. : de en
  • DE582418C - Lawn edger : de en
  • US1922659A - Static brake tester : en
  • CA334890A - Gas cooling process : en fr
  • CA334969A - Phonograph : en fr
  • US1922512A - Balancing mechanism for automatic fluid control systems : en
  • US1922138A - System for transposition of conductor sets in cables : en
  • US1922643A - Electrical connecter construction : en
  • US1922194A - Measuring apparatus : en
  • US1922240A - Di-phenyl phenolphthalein, substitution products thereof, and method of preparing same : en
  • US1922917A - Grader blade : en
  • US1922342A - Polymerization of coumarone : en
  • US1922902A - Zinc sulphate : en
  • CA334898A - Beryllium fluoride preparation : en fr
  • CH163218A - Device for the artificial generation of waves in basins. : de en
  • US1922973A - Grater : en
  • AU1204133A - Luminous indicators or signs : en
  • CA334905A - Vibrating screen : en fr
  • CH163241A - Seating. : de en
  • CH163269A - Process for cleaning organic liquids containing grease and contaminants. : de en
  • ES131211A3 - New folding polishing system that can be adapted to a manicure case for the face and tool handle. : en es
  • DE582606C - Method and machine for cleaning bottles : de en
  • GB396897A - Improvements in and relating to the moulds of typographical line casting machines : en
  • US1922797A - Rotary pump machine : en
  • US1922962A - Power driven swiveled wheel : en
  • FR750827A - Counterbalanced automatic track brake, with swing bracket : en fr
  • US1922578A - Game : en
  • AU648832A - Vermin killer : en
  • CA334881A - Serial bond and debenture preparing method : en fr
  • NL30864C - Cutting device for a moving glass plate provided with a probe connected to a diamond in such a way that when the probe is lifted by the front of a glass plate the diamond is brought into contact with the glass behind that side : en nl
  • US1922434A - Method of indexing glass photomechanically : en
  • USD90473S - Design fob a combination liquid fuel : en
  • US1922354A - Box construction : en
  • US1922986A - Wind board : en
  • US1923049A - Toy vehicle : en
  • CA334983A - Hydrocarbon oil processing : en fr
  • CH163209A - Hollow stone ceiling. : de en
  • US1922737A - Single-phase series railway motor and control system therefor : en
  • US1922827A - Method of and apparatus for feeding melting furnaces : en
  • FR750748A - Coupling device for orientable discs for hoeing, weeding, heaving and heaving of cereals : en fr
  • GB396904A - Improvements in or relating to gas masks : en
  • GB397050A - Improvements in or relating to chamber ovens for the production of coke and gas : en
  • FR750686A - Fixed or mobile installation for heating and spreading tars, their derivatives and assimilable materials : en fr
  • US1922778A - Brake : en
  • US1923051A - Glow lamp : en
  • USD90504S - Design fob a shoe : en
  • USD90482S - Design for a milking parlor stall : en
  • CA334812A - Refrigerator : en fr
  • CA334849A - Window regulator : en fr
  • CH163403A - Vending device. : de en
  • CA334993A - Rail fastener : en fr
  • ES1417Y - One-piece hat. : en es
  • FR750673A - Electric pendulum : en fr
  • DE582773C - Measuring plug : de en
  • ES131137A1 - Improvements in the invoice of cementitious materials. : en es
  • GB396901A - Method of manufacturing regenerated silk yarn : en
  • GB397020A - Improvements in and relating to electrically operated weighing machines : en
  • DE582509C - Ink fountain roller for inking units of all kinds of printing machines : de en
  • DE582617C - Photogoniometer : de en
  • ES131232A1 - Improvements in the control of DC electric motors. : en es
  • ES131280A1 - A spray device for liquid fuel burner. : en es
  • CA334980A - Ironing machine support : en fr
  • DE582603C - Machine for the production of wood heels : de en
  • US1922249A - Arc welding apparatus : en
  • US1922642A - Fuse construction : en
  • DK47653C - Intermediate frequency overlay receiver. : da en
  • CA334907A - Rubber composition : en fr
  • CH163208A - Hollow stone ceiling. : de en
  • FR750685A - Electric welding process and means for implementing this process : en fr
  • GB396811A - Improvements in or relating to picture transmission systems : en
  • GB396894A - Improvements in and relating to reservoir or fountain pens : en
  • GB397062A - Improvements in and relating to drilling, boring, milling, and like machine tools : en
  • FR750751A - New cardboard or perforated paper for looms and similar machines : en fr
  • ES131334A1 - Improvements in differential pressure motors. : en es
  • FR750711A - Balanced suspension for automobile car : en fr
  • FR750725A - Improvements to combined cinematographic projection and sound reproduction equipment : en fr
  • ES131126A1 - IMPROVEMENTS IN ELECTROLYTIC CELLS : en es
  • GB397141A - Improvements in or relating to the stiffening of parts of footwear : en
  • FR750681A - Multi-speaker sound projection : en fr
  • FR750601A - Process for maintaining cooked snails and shellfish during cooking : en fr
  • US1922559A - Rock drill : en
  • US1922405A - Combustion burner : en
  • US1922573A - Control device : en
  • US1922877A - Pruning tool : en
  • US1922831A - Fountain pen : en
  • AU872132A - Process for dephosphorizing steel : en
  • CA334913A - Magneto-electric machine driving means : en fr
  • CH163318A - Device on Ferraris eddy current rotating systems with horizontal shaft, kept in equilibrium by a counterforce, to compensate for the equilibrium disturbed by the influence of temperature. : de en
  • DE582454C - Support frame for self-induction coils for transmitter : de en
  • DE582559C - Nutcracker : de en
  • CA334938A - Tire for railway vehicles : en fr
  • CA334941A - Refrigerator cooling unit : en fr
  • CH163242A - Device for fixing shelves to their supports in libraries, archives and stores. : en fr
  • US1922042A - Railway car metal door : en
  • US1922413A - Garter : en
  • US1922438A - Lock and latch : en
  • US1922506A - Laminated box : en
  • US1922862A - Electrical switching apparatus : en
  • DE582436C - Device for the rapid regulation of prime movers : de en
  • ES1378Y - Grill. : en es
  • DE582379C - Regenerative coke oven with alternately flamed lower and upper burners : de en
  • US1922116A - Antenna array : en
  • US1922526A - Safety supporting means for brake beams : en
  • US1922822A - Radiograph marking means and method of making the same : en
  • FR750783A - Strainer for boreholes : en fr
  • CA334821A - Ski brake : en fr
  • GB397059A - Improvements in and relating to apparatus for the examination of substances by ultra-violet light : en
  • CA334999A - Catamenial pad : en fr
  • CH163442A - Process for obtaining a highly concentrated aqueous solution of a salt of 3,5-diiodo-2-pyridone-N-acetic acid. : de en
  • US1922122A - Support for stacked articles : en
  • US1922668A - Method of uniting members : en
  • US1922760A - Mechanism for electric welding and the like : en
  • US1922132A - Refrigeration : en
  • US1922733A - Reenforcement for alpha water bucket mop wringing device : en
  • US1922662A - Steam boiler : en
  • US1922830A - Turbidimeter : en
  • USD90509S - Design fob a dough product : en
  • US1922839A - Bathtub support : en
  • CH163343A - Hydraulic power transmission device in which fluid serving as a transmission medium circulates in a circuit, the content of which can be changed during operation. : de en
  • DE582537C - Multiple wire drawing machine : de en
  • DE582597C - Waterproof lining of tunnels, in which the sealing layer is arranged on a self-supporting outer molded stone jacket and lies between this and an inner load-bearing lining : de en
  • US1922788A - Combination heating and cooling device for automobiles : en
  • DE582389C - Furnace for sample distillation of coking coals : de en
  • US1922431A - Flexible boot for universal joints : en
  • US1922505A - Window : en
  • US1922743A - Synthetic resin and process of making : en
  • CA334829A - Pencil : en fr
  • US1922055A - Hydroelectric power generator : en
  • US1922706A - Wire stretcher : en
  • FR750702A - Process and equipment for manufacturing and engraving cylinders for obtaining films with refractive elements and product resulting from the process : en fr
  • DE582438C - Synchronous machine for only reactive power generation with synchronizable asynchronous motor as starter motor, which is parallel to the mains : de en
  • ES1839U - Refrigerating fountain column for drinks of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • CH163324A - Process for the production of dry steel casting molds. : de en
  • FR750714A - Mounting system for housewares and other applications : en fr
  • CA334964A - Valve : en fr
  • US1922285A - Power excavator : en
  • US1922443A - Heat exchange apparatus : en
  • DE582410C - Rotary slide lock : de en
  • GB396826A - Improvements in gas supply ports for heating apparatus particularly applicable to melting or heating furnaces : en
  • GB396993A - Switch device for adapters for electric lamps : en
  • DE582495C - Process for the production of water gas : de en
  • US1922156A - Multiple shot aerial salute : en
  • US1922869A - Machine for notching statistical cards : en
  • US1922168A - Molding apparatus : en
  • US1922883A - Material handling system : en
  • ES1374Y - Electric mixer. : en es
  • US1922508A - Refrigerating apparatus : en
  • US1922954A - Fluid pressure regulator : en
  • GB397105A - Improved indicator means for use in connection with electric cut-outs : en
  • ES1820U - A container for lit litter (Machine-translation by Google Translate, not legally binding) : en es
  • IE12605L - Wireless receiving apparatus. : en
  • US1922027A - Trailer body : en
  • US1922587A - Oven door construction : en
  • US1922612A - Chick fount and feeder : en
  • US1922456A - Refrigerator : en
  • US1922895A - Apparatus for the leveling of railways : en
  • CA334870A - Carpet cleaning machine : en fr
  • FR750621A - Centrifugal force device for controlling an electrical circuit : en fr
  • FR750774A - Elastic valve for gas meter : en fr
  • US1922302A - Rear gun sight : en
  • CA334991A - Variable resistance device : en fr
  • ES131125A1 - Perfections introduced in the Morel remover or remover. : en es
  • DE582356C - cassette : de en
  • ES1391Y - Headwear with an air chamber between the cup and the lining. : en es
  • GB396945A - Improvements in or relating to safety razors : en
  • DE582560C - Window cleaning device : de en
  • DE582488C - Board game : de en
  • GB397489A - An improved method of producing multi-colour photographic images : en
  • DE582451C - Bookmark consisting of one or more flexible marks : de en
  • ES1414Y - String curtain. : en es
  • FI15365A - Anordning vid pappersmassesilar : en fi
  • US1922945A - Fastener for fire brick and the like : en
  • CA334884A - Film driving mechanism : en fr
  • GB397010A - Portable autogenous metal-cutting machine : en
  • GB397510A - Improvements in or relating to riveting machines and the like : en
  • GB397116A - Improved manufacture of cellulose derivatives : en
  • GB396955A - Improvements in or relating to paper roll holders and cutters : en
  • GB397146A - Improvements relating to metal-working presses : en
  • US1922897A - Lock : en
  • US1922400A - Retaining means for shafts and the like : en
  • ES131245A1 - A procedure for the manufacture of a waterproofing product applicable to the construction branch. : en es
  • US1922294A - Electric regulator : en
  • DE582369C - Process for the removal of contaminating metal compounds from minerals or for the treatment of metal-containing minerals to extract the metals : de en
  • ES131288A1 - Improvement contributed to the cards. : en es
  • FR750684A - Device for rapid reheating of tars, bitumens or the like : en fr
  • ES131170A1 - A perfection of the locks whose latch functions automatically by the action of a spring. : en es
  • AU1048432A - Paper container forthe reception of liquids, made moistureproof by impregnation with paraffine-wax orthe like : en
  • ES1818U - A pipe for driving gas to the burner applicable to gas stoves and similar appliances (Machine-translation by Google Translate, not legally binding) : en es
  • US1922511A - Dyeing apparatus : en
  • US1922729A - Sanitary waste can : en
  • DE582400C - Process for the preparation of azine dyes : de en
  • DE582556C - Traveling grate with grate path divided into strips : de en
  • US1922634A - Control for infinitely variable transmissions : en
  • DE582399C - Process for the preparation of trisazo dyes : de en
  • ES131159A1 - A new machine for stretching the pieces of fabric. : en es
  • US1922022A - Portable series electrical lighting outfit : en
  • US1922536A - Quartz seal and method of producing the same : en
  • US1922484A - Extracting oil from animal tissue and the lipoid substances by papain digestion : en
  • US1922850A - Six-thread striping machine : en
  • US1922952A - Manufacture and production of filaments, threads, bands and the like from viscose : en
  • DE582385C - Reel with winding thumbs or levers arranged on the outer circumference of the reel drum : de en
  • ES131191A1 - PROCEDURE FOR REMOVING IRON FROM ACID SOLUTIONS OF ALUMINUM SALTS : en es
  • ES1460Y - Universal pocket indicator. : en es
  • GB396895A - Manufacture of ortho-oxyazo-dyestuffs : en
  • GB397123A - Improvements in or relating to thread-waxing devices : en
  • FR750843A - Dispensing container : en fr
  • CA334807A - Wheel puller : en fr
  • CH163237A - Device for cleaning cement, wood, marble floors, etc. : en fr
  • CH163265A - Oven. : de en
  • ES131216A1 - Machine for manufacturing hollow bodies in cement mortar, fibrous or not, or other analogous materials, for coating plastic pipes with metal, and for applying metal reinforcement under tension to the hollow bodies. : en es
  • DE582440C - Table or chair for X-ray purposes : de en
  • DE582593C - Process for obtaining a heart-active hormone extract : de en
  • US1922966A - Overedge stitch forming mechanism : en
  • DE582553C - Device for keeping the part of the workpieces to be heated locally that protrudes from the glow chamber cool : de en
  • DE582699C - Phonographic carrier, phonographic postcard or the like. : de en
  • GB396976A - Manufacture of nitrogenous derivatives of the anthraquinone series : en
  • ES131123A1 - An improved process for the cooking of food substances packed in cans. : en es
  • DE582406C - tweezers : de en
  • DE582616C - Wire bracket for hanging in the strapping of packages : de en
  • GB396932A - An improved denture press : en
  • DE582355C - Straight-line pressure steam heating tube made of elastic material for devices for heat transfer to a liquid, in particular cellulose cooking liquid, which is in contact with the outside of the heating tube : de en
  • DE582481C - Lockable motorcycle stand : de en
  • DK47631C - Tap for steam wires and other wires. : da en
  • FR750636A - Metal box for paints and other products : en fr
  • CH163284A - Descaling device for hot water and steam systems. : de en
  • CH163438A - Gasoline lighter. : en fr
  • DE582575C - Process for sensitizing halide silver emulsions : de en
  • FR750654A - Gas generator powered by waste vegetable matter : en fr
  • FR750741A - Method and device for stabilizing ships : en fr
  • US1922141A - Conveyer : en
  • US1922278A - Process of concentrating nitric acid : en
  • GB397158A - Improvements in or relating to propellers : en
  • DK47637C - Plastic composition, consisting of cement and an aqueous dispersion of rubber, and procedure for the application of the composition. : da en
  • GB396871A - Improvements in or relating to electric circuit interrupters : en
  • US1922149A - Counter-current cooler : en
  • DE582628C - Process for de-tanning chrome-fermented leathers : de en
  • ES1239Y - Chain bracelet, especially for watch. : en es
  • GB396824A - Improvements in apparatus for drying, conditioning or otherwise treating leather andother materials : en
  • GB397018A - Apparatus for the automatic weighing and grading of fruit or the like : en
  • ES1659U - Rotating support for dyeing skeins. (Machine-translation by Google Translate, not legally binding) : en es
  • FI15338A - Snösmältningsapparat : en fi
  • ES131181A2 - IMPROVEMENTS IN THE VULCANIZATION OF TIRES FOR AUTOMOBILE VEHICLES : en es
  • FR750622A - Improvements in the heat treatment of easily oxidizable metals : en fr
  • US1922868A - Time switch operating mechanism : en
  • DE582574C - Two-part guide for video sound films at the sound point : de en
  • GB396870A - Improvements in the manufacture and production of carbamic acid chloride : en
  • GB396958A - Postal franking machines : en
  • US1922066A - Flowerpot handle : en
  • US1922259A - Nozzle : en
  • US1922288A - Seam pressing machine : en
  • US1922615A - R berthon : en
  • US1922715A - Manufacture of artificial filaments, threads, and the like : en
  • FI15355A - Förfaringsäätt för framställning av elastiska bindemedelsskikt för compoundglas : en fi
  • FR750807A - Process for making building plates : en fr
  • FR750810A - Arrangement of radial inlet blades with better sealing of the interstices : en fr
  • GB396831A - An improved foot control system for motor cars and the like : en
  • GB396924A - Improvements in or relating to the manufacture of varnishes, lacquers, or putty masses : en
  • FR750793A - Cutter with interchangeable punches for working with leather and similar materials : en fr
  • DE582609C - Evaporator system for the extraction of the usable components from fermented wort and mash : de en
  • FR750671A - Heavy oil engine : en fr
  • FR750656A - Improvements to vertical retorts for carbonization of coal and other similar materials : en fr
  • USD90505S - Design for a textile fabric or : en
  • GB396814A - Braking paper reels feeding web to printing presses and the like : en
  • GB396866A - Improvements relating to control valves for gas purifiers : en
  • ES1731U - Pants with deposit for children. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750846A - Device for the automatic recording of conversations, adapting to telephone devices : en fr
  • FI15346A - Wood gasifier : en fi
  • GB397089A - A device for making harmonic photographic prints : en
  • ES130912A1 - A flexible handle manufacturing process. : en es
  • FR750761A - Work improvement of aluminum-based alloys : en fr
  • GB396834A - Improvements in or relating to the formation of the charges supplied to internal combustion engines : en
  • DE582581C - Device for shielding wells against poison gases : de en
  • DE582591C - Double-stroke open-shed jacquard machine : de en
  • GB397085A - Improvements in and relating to washing machines : en
  • FR750704A - Fuel injection pump and regulator device, for engine : en fr
  • GB397004A - Improvements in or relating to controllers for electric motors : en
  • CA334802A - Ingot mould hot top : en fr
  • CA334916A - Supercharger two-speed gear : en fr
  • DE582366C - Free-moving toy vehicle powered by a spring drive : de en
  • DE582599C - Device for moving stepping mechanisms that are on a common line : de en
  • US1922610A - Tachometer : en
  • CH163311A - Volumetric piston meter with distributor slide interposed between the cylinder block and a meter connection box. : en fr
  • DE582618C - Arrangement for displaying flammable fumes or gases : de en
  • DE581910C - Show line drawer for strength testers with inclination or pendulum scales for small tensile forces and expansions : de en
  • US1922931A - Clutching device : en
  • USD90500S - Design for a shoe : en
  • GB396987A - Apparatus for placing wrappers on the rolling apron of a cigar rolling device : en
  • ES131093A3 - A procedure with your device to melt the drums of bitumen and tar and dehydrate the mixture. : en es
  • ES1849U - Hygienic container. (Machine-translation by Google Translate, not legally binding) : en es
  • FR750728A - Process for treating leather of any kind : en fr
  • FR750638A - Process for the production of humous fertilizer : en fr
  • ES1665U - Cardboard boxes. (Machine-translation by Google Translate, not legally binding) : en es
  • DE582476C - Sewing machine piston needle : de en
  • DE582614C - Process for the production of indigoid dyes : de en
  • GB396872A - Improved means for attaching stales or handles to brushes : en
  • US1922387A - Silver plating compound and method of silver plating : en
  • GB396899A - Eliminating interference in radio reception : en
  • GB396914A - Improvements in and relating to the controlling devices of vehicles : en
  • DE582636C - Thread tensioner for creel : de en
  • ES131256A1 - Installation procedure to heat floors, apartments and other spaces. : en es
  • FR750694A - Improvements to automatic weapons : en fr
  • GB396915A - Improvements relating to collar studs : en
  • US1922195A - High frequency electrical apparatus : en
  • US1922529A - Guide for cutting torches : en
  • US1922800A - Apparatus for lap welding tubing : en
  • FR750603A - Device for embossing cups and other hollow bodies made of cardboard, thick paper or other similar materials : en fr
  • FR750717A - Joystick and control device for opening and adjusting carburetor, corrector, valve and other engine accessories on aircraft and cars : en fr
  • US1922604A - Reversible garter : en
  • US1922665A - Duplex boiler and furnace wall having water walls : en
  • US1922705A - Pressure actuated governor trip : en
  • US1922983A - Merry-go-round : en
  • ES131254A1 - A new system for the automatic and uninterrupted segregation of specifically lighter and heavier particles of liquid or gaseous mixtures. : en es
  • DE582473C - Multi-cylinder fuel pump : de en
  • FR750683A - Sealing device for vaults : en fr
  • FR750752A - Blank firing ammunition for artillery : en fr
  • GB396884A - Improvements relating to paper feeding mechanism applicable to printing machines andthe like : en
  • GB397048A - Illuminating and decorating devices, such for example as chinese lanterns or the like : en
  • GB397056A - Improvements in means for running variable speed dynamo electric generators in parallel with a constant-voltage source : en
  • DE561253C - Drawing board : de en
  • US1922561A - Ventilating and cooling system for concrete dams or other heavy concrete constructions : en
  • DE582547C - Die setting and line casting machine with freely suspended die rods in a circuit on wires : de en
  • ES131263A1 - HERMETIC SEALING DEVICE FOR VACUUM BOXES OF PAPER MACHINES OR SIMILAR : en es
  • FI15372A - Rakhyvel : en fi
  • FI15362A - Fertilization and adjustment for the production and distribution of the pulp : en fi
  • GB397073A - Improvements in carburettors for internal combustion engines : en
  • DE582354C - Device for cleaning the grinder stone on wood pulp press grinders : de en
  • FR750640A - Method and apparatus for treating artificial filamentary materials : en fr
  • GB396990A - Improvements in loud speakers and other apparatus for interconverting electrical andacoustic vibrations : en
  • CA334873A - Battery charger : en fr
  • DE582285C - Lectern which can be folded into a container : de en
  • US1922058A - Ornamental heel : en
  • US1922458A - Process for filling an ampule : en
  • US1922464A - Process for removing emulsoids from water solutions : en
  • CA334992A - Cellulose solution : en fr
  • CH163293A - Winding-unwinding device of an endless belt wound, except for a loop, in superimposed layers forming a spiral. : en fr
  • DE582420C - Procedure to prevent the mutual displacement of two connected bodies : de en
  • GB396880A - Improvements in or relating to the manufacture of unvulcanised india-rubber from rubber latex : en
  • FR750679A - Illuminated sign or advertising device : en fr
  • CH163322A - Pen for sound recording. : de en
  • CH163212A - Weather bar on window frame. : de en
  • CH163285A - Spray pipe. : de en
  • CA334909A - Drain board : en fr
  • US1922310A - Mine car : en
  • US1922695A - Manufacture of phenyl phenols : en
  • ES129686A1 - Improved machine to place rubber rings on can lids or other containers. : en es
  • US1922726A - Shielded rubber insulated cable : en
  • US1922812A - Gear wheel : en
  • US1922036A - Arc lamp : en
  • US1922145A - Egg carton : en
  • US1922971A - Multiplication device : en
  • US1922252A - Automatic safety check device : en
  • US1922823A - Method and means for marking radiographs : en
  • US1922914A - Evaporating apparatus : en
  • US1922047A - Space discharge tube and mounting therefor : en
  • US1922510A - Foam stabilizer : en
  • US1922520A - Lead screw drive for grinding machines : en
  • US1922785A - Automatic sugar dispenser : en
  • US1922913A - Apparatus for end-to-end welding of pipe : en
  • US1922798A - Vapor circulating attachment for bathtubs : en
  • CH163276A - Process for the preparation of 2-methylaminobenzene-1-carboxylic acid-4-sulfonic acid. : de en
  • ES131231A1 - Improvements in the methods for manufacturing rubber compositions. : en es
  • DE582444C - Hollow valve with heat-resistant cover, especially for diesel engines : de en
  • US1922959A - Knife oscillating device : en
  • US1923056A - Condensation product of cinchona bark alkaloids with thiuram sulphides : en
  • US1922523A - Adhesive-applying mechanism : en
  • GB396949A - Improvements in indicators for showing the state of hire of deck and other chairs in public places : en
  • US1922753A - Hinge : en
  • USD90488S - Design for a nursing bottle support : en
  • DE582579C - Exchangeable grinding and peeling roller for safety razor blades : de en
  • US1922498A - Method and machine for making wire-drawing dies, etc. : en
  • US1922846A - Motor-operated shear : en
  • DE582395C - Multipole switch : de en
  • DE582662C - Process for cleaning up tannery and similar waste water : de en
  • US1922730A - Process of preparing alpha wort : en
  • US1922978A - Process of producing vat dyestuff prints and closely adjacent thereto aniline black prints on the same fabric : en
  • US1922106A - Tire chain : en
  • CH163374A - Straight guide for contact crossbars for oil switches. : de en
  • CH163406A - Telephone system with various groups of exchanges in series. : de en
  • DE582233C - Runner for ring spinning and ring twisting machines : de en
  • FR750724A - Method and devices for the construction of monolithic, ribbed, reinforced concrete floors : en fr
  • DE582391C - Typewriter in which part of the type lever only carries one and the other part of the type lever has two characters : de en
  • ES1112Y - Device for holding all kinds of handles for containers of oils, olives, paprika and other products. : en es
  • DE582362C - Rotary game with two concentric turntables provided with numbers or the like and a magnetic adjustment device : de en
  • ES131124A1 - Improvements in directional or directional antennas. : en es
  • ES1836U - Tubular knitted fabric with samples or relief drawings in three colors (Machine-translation by Google Translate, not legally binding) : en es
  • GB397036A - Improvements in or relating to high frequency electrical oscillation generators : en
  • ES130547A1 - A PROCEDURE FOR THE PREPARATION OF A PASTE INTENDED FOR THE MANUFACTURE OF PACKAGES TO CONTAIN BEAUTY CREAMS AND OTHERS : en es
  • ES1827U - Lined wooden heel. (Machine-translation by Google Translate, not legally binding) : en es
  • US1922071A - Liquid meter : en
  • USD90475S - Design for a flexible pocket : en
  • ES131187A1 - Apparatus for obtaining molds of person. : en es
  • ES1539Y - Ball game table driven by an automatic cue : en es
  • US1922308A - Process for improving vegetable textile materials : en
  • US1922385A - Artificial larynx : en
  • US1923023A - Loose leaf binder : en
  • FR750798A - Building plates : en fr
  • GB396833A - Improvements in liquid fuel pumps for internal combustion engines : en
  • FR750730A - Process for obtaining and purifying preparations containing active substances : en fr
  • DE582652C - Marking device for marking rafters : de en
  • ES131234A1 - A procedure to reveal photographic emulsions by the addition of a silver bromide solvent. : en es
  • FR750780A - System for transforming, in piston machines, a motor movement from rotation into reciprocating movement and its application to compressors or blowers with free pistons : en fr
  • DE582480C - Safety device against unauthorized use and theft of motor vehicles of all kinds : de en