• US1975247A - Electric switch : en
  • US1975370A - Engine for operating presses : en
  • CA344972A - Pipe connecting device : en fr
  • CA345001A - Weeder : en fr
  • US1975113A - Heat treatment of copperberyllium alloys : en
  • CA345038A - Driving mechanism : en fr
  • DE603504C - Coupling transformer for radios and wave meters with a grid between the coupling windings : de en
  • DE603656C - Rubber sole with openings for ventilation purposes : de en
  • US1975272A - Brake equalizing device : en
  • US1975155A - Coiled wire cutting machine : en
  • US1975319A - Centrifugal machine for purification of paper pulp and analogous masses : en
  • US1975535A - Safety razor : en
  • US1975143A - Thermionic vacuum tube : en
  • US1975549A - Process for cracking of hydrocarbon oils : en
  • DE603640C - Process for controlling the calorific value and the density of coal distillation gases : de en
  • GB417369A - Construction, control and mounting of propeller pumps, especially for heating installations : en
  • US1975645A - Lip stick holder and dispenser : en
  • US1975578A - Welding machine : en
  • US1975286A - Process of manufacturing waterproof crepe-paper : en
  • US1975758A - Universal joint : en
  • US1975437A - Induction heated furnace : en
  • US1975720A - Wedge mechanism for friction shock absorbing devices : en
  • DK49330C - Closure stopper for thermoses. : da en
  • FR771194A - Process for the preparation and treatment of tobacco, cigars, cigarettes, smokers' articles : en fr
  • US1975397A - Process for the manufacture of changeant or opalescent glass : en
  • AU1357633A - Water soluble diazoimino compounds and their application : en
  • DE603594C - Self-indicating target for interior oblique shooting stands with protective cover : de en
  • CA345064A - Luggage carrier : en fr
  • US1975626A - Transmission control mechanism : en
  • GB417371A - Improvements in and relating to the manufacture and production of cartridge cases and the like : en
  • US1975331A - Frame for making hooked rugs or the like : en
  • GB417204A - Improvements in or relating to electrical indicating and controlling systems : en
  • GB417271A - Method of and apparatus for the preparation of malt : en
  • DE603404C - Urine bottle : de en
  • GB417326A - Improvements in the manufacture of artificial textile materials : en
  • AU1360333A - Improvements m tilling implements including ploughs and cultivators : en
  • FR771156A - Improvements to fertilizer distributors : en fr
  • FR771372A - Spraying process and sprayer comprising application : en fr
  • CA345014A - Motor vehicle : en fr
  • CA345072A - Induction electricity meter : en fr
  • ES2939U - Box for photographic equipment. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417226A - Improvements in purification of phosphoric acid : en
  • ES2932U - A new spool of threads for sewing : en es
  • FR771306A - Ammonia synthesis process : en fr
  • CA345046A - Electrical storage cell : en fr
  • US1975563A - Process for treating hydrocarbons : en
  • CA344967A - Solid lubricant : en fr
  • US1975685A - Spectacle frame : en
  • US1975653A - Remote control system : en
  • FR771101A - Plain-stitch flat knitting machine having an auxiliary counter controlled by the main counter : en fr
  • FR771168A - Improvements made to internal combustion or internal combustion engines : en fr
  • GB417227A - Improved means for varying the cylinder clearance of multi-cylinder internal combustion engines : en
  • US1975373A - Method and means for binding sheets into books : en
  • GB417295A - Improvements in firebars, furnace grate links, and the like : en
  • US1975070A - Reenforced abrasive wheel and the manufacture thereof : en
  • US1975329A - Fastening means for electric heating pads : en
  • DE603359C - Milling machine controlled by a template and finger finger for milling guide curves : de en
  • GB417581A - Improvements in air craft : en
  • US1975117A - Dirigible headlight : en
  • AU1727934A - Lifesaving garment : en
  • US1975101A - Water heater : en
  • USD93528S - Design for a lady s coat : en
  • FR771301A - Indicating device for variable capacitors and similar applications : en fr
  • DE603494C - Tapping point for conveyor systems : de en
  • DE603577C - Glasshouse : de en
  • GB417265A - Improvements in or relating to heels and methods of making the same : en
  • GB417583A - Improvements relating to means for collecting broken ends in spinning machines : en
  • DE603370C - Low pressure gas burner : de en
  • US1975510A - Basket liner : en
  • AU1609634A - Improvements in or relating to electric discharge tubes comprising cathode and one or more grids : en
  • AU1450233A - Improvements in or relating to drying peat and other materials : en
  • US1975294A - Hand luggage : en
  • GB417317A - Improvements in toy vessels : en
  • FR771159A - Fabric stretching machine : en fr
  • DE603641C - Device for humidifying and ventilating rooms : de en
  • DE603551C - Telegraph receiver for sheet printing : de en
  • FR771257A - Folding lounge chair : en fr
  • GB417328A - Improvements in and relating to protective devices for electric circuits : en
  • DE603711C - Rotary piston for rotary piston compressor : de en
  • US1975170A - Oil seal : en
  • DE603458C - Luffing crane : de en
  • FR771161A - Improvements to heat transmission tubes : en fr
  • FR771129A - Bottle uncorking machine : en fr
  • FR771292A - bottle rack : en fr
  • GB417367A - Improvements in electrical welding machines : en
  • GB417390A - Improvements in electric lighting and power plants : en
  • GB417374A - Improvements in centrifugal sludge separator bowls : en
  • FR771377A - Differential device for controlling the needle holder bars of combing machines and gills : en fr
  • CA345079A - Coal marking method : en fr
  • US1975105A - Duplex metal article : en
  • DE603612C - Process for butt welding sheet metal or slotted pipes using a block welding torch with six or more torch mouthpieces : de en
  • DE603733C - Process for the preparation of urethanes of the pyridine carboxylic acid series : de en
  • DE603571C - Thread extraction machine : de en
  • FR771254A - Improvement of gutter-shaped guides for rolling mill trains : en fr
  • FR771340A - Lighting, ignition and heating device : en fr
  • US1975338A - Process of forming chromium iron alloys : en
  • GB417294A - Improvements in magnetic compasses : en
  • USRE19332E - Manufacture of manifolding books : en
  • DE603595C - Target shooting target : de en
  • USRE19335E - Apparatus for : en
  • ES135289A2 - System of devices to prevent theft and robbery in banks, shops and industries. : en es
  • US1975474A - Manufacture of shoes : en
  • GB417445A - Improvements in or relating to constructional toys : en
  • FR771328A - Improvement in lightning arresters : en fr
  • US1975619A - Antidetonating means : en
  • DE603611C - Rust-proof welded connection for pipes provided with rust protection : de en
  • US1975174A - Antidazzle device for use with head lamps : en
  • US1975671A - Process of manufacturing leather and product used in connection therewith : en
  • US1975507A - Combination bracelet and cosmetic holder : en
  • FR771118A - Device for inflating tires and other operations requiring the use of compressed air and its installation on motor vehicles : en fr
  • FR771178A - Surge arresters : en fr
  • US1975200A - Attachment for paring knives : en
  • US1975669A - Meat-tenderer : en
  • US1975746A - Method of transforming manganese steel : en
  • US1975086A - Control for vapor-generators : en
  • US1975077A - Inorganic thermoplastic composition : en
  • DE603421C - Relief valve for remote control of vehicle shock absorbers : de en
  • FR771117A - Wire brush for cleaning parquet floors and the like : en fr
  • GB417399A - Improvements in and relating to arrangements for measuring current in direct currentelectric circuits : en
  • FR771158A - Fireproof box for storing films, ro: ntgen films and the like : en fr
  • GB417327A - Improvements in the manufacture of artificial filaments, yarns, ribbons, films and like materials : en
  • GB417273A - Improvements in or relating to the production of compositions comprising chlorinated rubber and synthetic plastics : en
  • FR771234A - Shower mixer : en fr
  • FR771286A - Car lifting device : en fr
  • DE603678C - Device for galvanic reinforcement of the silver plating of silver-plated cutlery on the resting points : de en
  • DK49337C - Valve control mechanism for combustion engines. : da en
  • DE593875C - Process for the production of sound and heat insulating porous fiber boards of low specific weight : de en
  • US1975181A - Means for preparing forms for multicolor printing : en
  • US1975483A - Muffler : en
  • FR771310A - Cooling device for arc furnaces for the production of nitrous vapors : en fr
  • GB417218A - Improvements in the manufacture of artificial materials : en
  • FR771180A - Miniature game of bowls : en fr
  • USRE19334E - Device fob copying on machine tools : en
  • DE603479C - Device for limiting the beginning and end of a line on writing, calculating and similar machines : de en
  • DE603508C - Device socket with earthing contact springs arranged on the outside : de en
  • GB417321A - An improved snowplough attachment for road and tramway vehicles : en
  • USD93519S - Design fob a pablor game board : en
  • US1975719A - Tobacco treating method : en
  • GB417398A - Device for the lateral fixing of ball or roller bearings : en
  • FR771331A - Leak stopper in flexible pipes : en fr
  • DE1313839U - : de en
  • DE603734C - Process for the preparation of aliphatic amino alcohols : de en
  • GB417500A - Improvements in web supply mechanism for printing presses and other machines : en
  • US1975197A - Shade for lighting fixtures : en
  • US1975348A - Method and apparatus for making high speed pasters : en
  • USD93456S - Design fob a bottle cap : en
  • CA345000A - Railway axle journal lubricator : en fr
  • GB417600A - Improvements in and relating to electric power converting apparatus : en
  • DK49341C - Method and Apparatus for Sterile Filling and Closing of Bottles. : da en
  • ES134451A1 - Procedure for obtaining radiographic projections under different projection angles. : en es
  • ES135276A1 - Procedure for the manufacture of steel tube furniture. : en es
  • GB417495A - Improvements in or relating to the pasteurising of liquids : en
  • DE603518C - Arrangement consisting of several machine groups for supplying two or more separately working electrical energy consumers : de en
  • GB417404A - Improvements in or relating to methods of and apparatus for measuring the heat consumption in fluid circulation heating systems : en
  • GB417346A - Improvements in and relating to self-propelled trucks for handling goods : en
  • GB417389A - Improvements in or relating to accelerometers or the like : en
  • US1975558A - Casket pedestal : en
  • DE601642C - Process for the preparation of disulfides : de en
  • DE603423C - Machine for trimming shoes : de en
  • US1975122A - Feed roller mounting for tubing machines and the like : en
  • US1975497A - Knockdown floor stand or similar article : en
  • US1975165A - Apparatus for cooling inclosures : en
  • GB417412A - Improvements in and relating to the electric propulsion of ships : en
  • ES135305A1 - A process of manufacturing tiles. : en es
  • GB417585A - Improvements in or relating to control apparatus for vehicles of the diesel-electric type : en
  • FR771313A - Automatic adjustment device applicable to direct current rotating machines : en fr
  • DE603498C - Device for periodically filling coal into vertical furnace chambers : de en
  • ES2933U - Blanket-container for bananas. (Machine-translation by Google Translate, not legally binding) : en es
  • DE603580C - Arrangement for sprinkling fields : de en
  • DE603588C - Reproduction camera : de en
  • FR771375A - Process for treating artificial silk threads and resulting new product : en fr
  • CA345073A - Zinc phosphate material : en fr
  • US1975676A - Resiliently articulated joint : en
  • US1975504A - Process and apparatus for preparing artificial threads : en
  • US1975234A - Electric motor controller : en
  • DE603673C - Free release for oil switch : de en
  • US1975743A - Spool holding means : en
  • USD93447S - Design fob a liquid atomizer : en
  • US1975408A - Mothproofing media : en
  • US1975111A - Optical apparatus : en
  • US1975597A - Wading boot with concealable top extension : en
  • US1975125A - Article handling apparatus : en
  • US1975554A - Garbage can : en
  • CA344994A - Sprinkler : en fr
  • AU1747634A - Improvements in drench syringes for veterinary use : en
  • US1975094A - Traveling crane : en
  • US1975128A - Container or package for eggs, etc : en
  • US1975163A - Latching means for hand bags : en
  • US1975501A - Tube mill or ball mill : en
  • FR771220A - Syringe for transfusions, bloodletting, injections and similar uses : en fr
  • US1975434A - Apparatus for hot welding and rolling metals and other substances : en
  • US1975187A - Window : en
  • DE603602C - Steam generator with regulation of the amount of working fluid : de en
  • ES2934U - Electric oven. (Machine-translation by Google Translate, not legally binding) : en es
  • CA345041A - Abrasive material : en fr
  • CA345030A - Hygrometer : en fr
  • FR771215A - Process for obtaining high boiling point polymers : en fr
  • FR771338A - Process for treating alkylolamine soaps and products related to these soaps : en fr
  • US1975102A - Orchard heater : en
  • ES2941U - A game of society in which a track for a ball finally ends above the path traveled by a series of circular and rotary catch holes arranged concentrically in relation to the axis of rotation (Machine-translation by Google Translate, not legally binding) : en es
  • GB417504A - Improvements in aircraft : en
  • DK49335C - Radio receiver with automatic Power control. : da en
  • ES135304A1 - Device for mechanically separating mucilage from fibrous substances in wood pulp or other analogous fibrous mixtures. : en es
  • GB417352A - Improvements in the process of producing compositions of fuel oil and powdered coal : en
  • DE603459C - Hinged bucket hangers : de en
  • ES135317A3 - An improvement introduced in the manufacture of gloves. : en es
  • USD93521S - Design for a lace cover or similar : en
  • DE603556C - Boiler pipe sealing machine : de en
  • DE603537C - Door lock security : de en
  • DE603587C - Guiding the material bars on multi-spindle revolver swivel arms : de en
  • DE603620C - Process for the extraction of elemental sulfur from iron sulfides : de en
  • IE13110L - Sheet metal can : en
  • DK49322C - Chair for camp use or similar. : da en
  • FR771154A - Manufacturing process of a fine yarn mixed wool and cotton or wool and natural or artificial silk : en fr
  • GB417589A - Improvements in guards or shields for the operating parts of carding engines and like machines : en
  • DE603281C - Malschloss, all of the locking disks of which are adjustable from a single adjusting means, for example an adjusting disk : de en
  • DE603564C - Arrangement for regulating the phase shift in an alternating current circuit : de en
  • US1975243A - Glow lamp : en
  • USD93491S - Design for a shoe : en
  • GB417215A - Improvements in electric discharge apparatus : en
  • GB417279A - Improvements in toothless type epicyclic gears : en
  • GB417422A - Improvements in or relating to inertia operated electric safety devices for protecting motor cars against fire after collision : en
  • DE603367C - Hinge box : de en
  • DE603454C - Gas or vapor-filled electric discharge lamp connected to high frequency voltage : de en
  • FR771227A - Iron holder for electric irons : en fr
  • GB417343A - Improvements in fuse mechanism for projectiles : en
  • US1975088A - Endless tape stock quotation projecting machine : en
  • CA345081A - Circuit arrangement for frequency transformation : en fr
  • AU2893263A - Linearity control for television receivers : en
  • US1975426A - Air activator : en
  • US1975457A - Sanitary bandage : en
  • DE600295C - Orbital piston machine with ball housing and with a disk-like piston disk composed of several segment-shaped parts : de en
  • FR771196A - Potato washing machine : en fr
  • GB417392A - An improved adjustable and convertible copy holder for use either as a separate unit or with typewriters and similar machines : en
  • US1975177A - Solidified gas refrigerator : en
  • US1975494A - Header and separable tubular unit : en
  • US1975718A - Art of casing tobacco : en
  • ES135308A3 - Improvements in electric accumulators. : en es
  • FR771166A - Improvements in methods and apparatus for applying ink, in particular those for coating at least certain regions of sheets with carbon copying ink : en fr
  • FR771197A - Eyeglass frame : en fr
  • US1975196A - Singeing method and means : en
  • US1975600A - Internal combustion engine : en
  • FR771391A - Tabletop appliance for grating cheese : en fr
  • FR771363A - Combined medical belt : en fr
  • FR771288A - Target : en fr
  • GB417202A - Improvements in or relating to carrier current signalling and distant control systems : en
  • US1975131A - Process for hydrolyzing acid sludge : en
  • US1975461A - Coin controlled timed service device : en
  • US1975674A - Press : en
  • FR771153A - Washing machine improvements : en fr
  • FR771268A - Preparation of isatin-alpha-halide halides in the ring : en fr
  • GB417512A - Improvements in and relating to valves : en
  • GB417644A - Improvements in or relating to recording sounds : en
  • FR771384A - Welding machine : en fr
  • DE603600C - Device for packing furniture : de en
  • DK49331C - Apparatus for reproducing speech, music, song and other sounds. : da en
  • FR771232A - Improvements to valve actuators : en fr
  • DE588965C - Process for the production of sols containing metal oxides : de en
  • DE603482C - Remote controlled route switch : de en
  • FR771281A - Button for suspender buckle : en fr
  • GB417283A - Improvements in refrigeration compressors : en
  • AU1657934A - Improvements in or relating tothe manufacture of materials of or provided with compositions of or containing rubber : en
  • GB417720A - Improvements in nozzles for vacuum cleaners : en
  • DE603679C - Brush dampening unit for paper or the like. : de en
  • US1975158A - Combined rear vision mirror and clock : en
  • US1975159A - Combined mirror and time piece : en
  • CA345033A - Reinforced plaster base : en fr
  • ES2764U - A new cardboard box, cardboard and other papers to contain sugar and various products (Machine-translation by Google Translate, not legally binding) : en es
  • GB417492A - Lock-stitch sewing machines : en
  • ES2914U - Electric heater to curl the hair. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417660A - Improvements in or relating to the impregnation of textile materials : en
  • US1975195A - Coating method : en
  • ES2930U - Wetting device usable as mojasellos or vaporizer. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771177A - Improvements to DC generators : en fr
  • FR771121A - Device for preventing projections of solid or liquid particles when filling a capacity with any material : en fr
  • GB417281A - Improvements in or relating to systems for automatically stopping a vehicle in the event of death or fainting of the driver : en
  • GB417460A - Improvements relating to the automatic control of currents in electric circuits : en
  • US1975169A - Concentrating the water-soluble vitamine content of a watersoluble vitamine containing material : en
  • GB417516A - Improvements in and relating to jacketed steel electrodes for electric arc welding : en
  • GB417487A - Improvements in or relating to the control surfaces of aircraft : en
  • US1975413A - Fastener-attaching machine : en
  • US1975152A - Cigar tip : en
  • US1975599A - Back rest cover : en
  • US1975624A - Internal combustion engine power unit for vehicles : en
  • USD93488S - Design for a shoe : en
  • DE603643C - Fountain pen can be used as a letter scales : de en
  • FR771336A - Baby underwear : en fr
  • GB417182A - Improvements in cathode ray tubes : en
  • FR771300A - Advanced wire for sawing stones, marble or other materials : en fr
  • US1975126A - Intermittent drive : en
  • US1975670A - Process of manufacturing leather and products used in connection therewith : en
  • GB417517A - Improvements relating to dynamo electric direct current generators : en
  • DE603557C - Axle bearing with drip edges for the lubricant arranged above the steering knuckle : de en
  • DE603664C - Device for the production of solutions of uniform concentration directly from salts : de en
  • DK49338C - Pipe connection to Pipe with inner lining. : da en
  • GB417461A - Improvements relating to electric selective switching systems : en
  • US1975479A - Washing station : en
  • DE603462C - Coin checker with inclined channel : de en
  • GB417485A - Improvements in and relating to electrical clocks : en
  • FR771157A - Heat regulator for heating and smoking systems : en fr
  • FR771315A - Improvements to gauges : en fr
  • GB417282A - Improvements in or relating to television and like picture transmitting systems : en
  • GB417601A - Improvements in apparatus for compensating vibrations in ships and in other structures : en
  • DE603749C - Safety device for acetylene welding systems : de en
  • USD93501S - Design fob a dress : en
  • US1975278A - Lifting jack apparatus for vehicles : en
  • USD93453S - Design fob a clock : en
  • DE603758C - High voltage transformer with oil insulation : de en
  • US1975492A - Automobile hand brake and other lever : en
  • US1975714A - Arrangement for controlling the gas discharge in electric discharge vessels : en
  • ES135275A1 - Mechanical procedure for the operation of internal combustion engines using liquid fuels with high and normal boiling temperatures. : en es
  • GB417375A - Improved shuttles carrying bobbins with inside unwinding for looms with automatic bobbin-changing : en
  • ES2921U - A toy. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771191A - Carrier more particularly intended for the transport of slush : en fr
  • GB417264A - Improved apparatus for controlling traffic more particularly on single line railways : en
  • US1975650A - Shear : en
  • FR771362A - Improvement in drying facilities with recovery of volatile solvents : en fr
  • IE13102L - Heat exchangers : en
  • FR771339A - Workpiece clamping device : en fr
  • FR771225A - Totalizer : en fr
  • FR771279A - Device for throwing coins for use as a fairground attraction : en fr
  • FR771324A - : fr
  • US1975180A - Course recorder : en
  • US1975257A - Pyranthrone-halogen complex addition compound and process of making the same : en
  • US1975730A - Horseshoe and method of making the same : en
  • FR771130A - Device to prevent fraud on securities : en fr
  • GB417437A - Improvements in electric switches more particularly for radio receivers : en
  • ES2920U - Sprayer for perfumery and similar uses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771103A - Improvements to electromechanical units for electric locomotives : en fr
  • FR771207A - Vehicles, in particular motor vehicles, for all terrains : en fr
  • DE603677C - Self-cashing display case with output device for cards to be written on : de en
  • GB417496A - Process for the oxidation of isoaldehydes : en
  • DE603469C - Power brake device for motor vehicles : de en
  • DE603515C - Self-starting alternating current motor, in particular for driving electric clocks : de en
  • DE603694C - Disc wheel : de en
  • GB417331A - Process for the manufacture of potassium dichromate : en
  • US1975304A - Tile anchoring clip : en
  • US1975352A - Sealing means for pumps and the like : en
  • ES132508A1 - New lighting system for automobiles. : en es
  • US1975525A - Motor vehicle : en
  • US1975292A - Luggage carrier : en
  • US1975571A - Apparatus for starting and regulating electric discharge lamps : en
  • ES2925U - Water cooling tank. (Machine-translation by Google Translate, not legally binding) : en es
  • ES135296A3 - Improvements in the force units for industrial lubricant injectors. : en es
  • CA345029A - Hygrometer : en fr
  • AU1711934A - Recovery of elemental sulphur : en
  • US1975354A - Electrical connecter : en
  • US1975739A - Window screen : en
  • US1975134A - Railway traffic controlling system : en
  • DE603525C - Braided straps : de en
  • US1975399A - Process for the manufacture of molding sand more particularly suitable for the confection of cores and stone bed molds : en
  • ES2940U - Universal roller machine for decorations with plastic paints, glue, oil and transparent inks. (Machine-translation by Google Translate, not legally binding) : en es
  • DE603510C - Switches, especially for automatic switchgear, with upstream and main contacts : de en
  • DE603683C - Placing machine with plaiting roller that can be swiveled into the plastering recess : de en
  • FR771350A - Improvements to typographic type melting machines : en fr
  • GB417476A - Improvements in thermionic valve caps and valve holders : en
  • DK49347C - PROCEDURE FOR EXTRACTING GROWTH PROMOTIONAL SUBSTANCES IN CONCENTRATED STATE OF THYMUS GLANDS. : da en
  • AU1698634A - Improvements relating to seats for furniture orthe like : en
  • CA345025A - Fastener : en fr
  • GB417428A - Improved advertising device : en
  • DE603507C - Spring-loaded connector pin, especially for radio purposes : de en
  • DE603629C - Mercury toggle switch : de en
  • GB417190A - Improvements in means for governing the weight-flow of cereal grain and other materials : en
  • GB417335A - Improvements in and relating to vaporisers for use on internal combustion engines : en
  • US1975349A - Grinder for dressing skins : en
  • US1975175A - Magneto field member : en
  • US1975239A - Method of chromium plating : en
  • DE603592C - Boeller gun : de en
  • FR771173A - Electric discharge tube : en fr
  • FR771253A - : fr
  • GB417276A - Improvements in or relating to processes for the recovery of sulphur from sulphide ores : en
  • DE603463C - Mixture compressing two-stroke internal combustion engine : de en
  • DE603466C - Grinding device with horizontal shaft : de en
  • US1975136A - Railway traffic controlling system : en
  • US1975364A - Automatic coin-controlled cooled bottle dispenser : en
  • US1975696A - Dispensing tube cap : en
  • US1975547A - Clay pin drying and cutting machine : en
  • DE550383C - Production of pre-work pieces for rolling out rings for ball bearings : de en
  • US1975124A - Aircraft : en
  • US1975317A - Window regulator attachment : en
  • US1975375A - Alloy : en
  • US1975654A - Printing machinery : en
  • US1975661A - Disk wheel for roller skates : en
  • GB417441A - Improvements in or relating to electric discharge tubes : en
  • US1975227A - Method, apparatus, and elements thereof for use in the electrodeposition of chromium : en
  • US1975617A - Means for heating with water : en
  • US1975099A - Pyrotechnic composition for producing brown smoke : en
  • FR771212A - Improvements to typographic bar casting machines : en fr
  • US1975662A - Index tab and guide : en
  • US1975694A - Ciecuit closer for : en
  • USD93512S - Design fob a shoe : en
  • US1975166A - Azo dyes and method for their preparation : en
  • US1975232A - Freezing units for household refrigerators : en
  • CA345023A - Package container forming method and apparatus : en fr
  • US1975266A - Oil pilot for hydrocarbon burners : en
  • AU1441333A - Improvements in or relating to thermionic oscillation generator arrangements suitable for use in radio transmitters andthe like : en
  • CA345085A - Amplifier : en fr
  • AU1727834A - Improvements ina joint : en
  • GB417497A - Manufacture of ortho-amino-azo-compounds : en
  • US1975323A - Method of and means for spinning artificial silk : en
  • DE603658C - Double, gas-tight closure of the gaps on doors, windows, flaps by flexible sealing means : de en
  • US1975523A - Plaster flushtype register frame : en
  • CA345011A - Soil preparing method : en fr
  • USD93515S - Design for a shoe : en
  • US1975652A - Electrical relay : en
  • US1975462A - Vessel for cocktails : en
  • USRE19330E - Hammer mill : en
  • DE602585C - Apparatus and method for producing telephone wire groups with improved electrical values : de en
  • DE603340C - Twist winder for rayon : de en
  • CA345076A - Abrasive article manufacture : en fr
  • DE603689C - Steam chamber for counter-rotating turbines : de en
  • FR771226A - Device for freely feeding piece fabrics onto the needle bars of stretching, stretching and drying machines : en fr
  • CA344966A - Solid lubricant : en fr
  • CA345067A - Concrete reinforcing member producing machine : en fr
  • GB417286A - Improvements in and connected with the refining of lead : en
  • GB417362A - Coking oven : en
  • US1975481A - Permanently attached closure cap for collapsible tubes : en
  • DE603767C - Holding device for the entry reflectors of range finders or the end mirrors in adjustment devices of range finders : de en
  • FR771352A - Winder : en fr
  • GB417194A - Compositions containing chlorinated rubber and manufacture of same : en
  • FR771243A - Rheostat or potentiometer more particularly applicable to low and high frequency devices for adjusting the sound intensity : en fr
  • FR771329A - Elastic suspension device for magnetic compasses and other on-board devices : en fr
  • GB417336A - Improvements in or relating to coal-cutting machines and the like : en
  • GB417358A - Improvements in or relating to boxes and like containers : en
  • CA344971A - Globe and angle valve : en fr
  • CA345028A - Filter : en fr
  • GB417205A - Improvements in or relating to high frequency selective signalling systems utilisingpower lines : en
  • IE13946L - An improved knitting machine : en
  • GB417357A - Improvements in or relating to coal cutting machines and the like : en
  • GB417434A - Improvements in connection with vehicle lighting for parking : en
  • IE12932L - Cement production : en
  • FR771263A - Two-phase separation process for paraffin : en fr
  • AU1441733A - Improvements in or relating to thermionic valve and like circuit arrangements : en
  • US1975270A - Transmitter and receiver : en
  • FR771181A - Improvements to spinning and twisting machines : en fr
  • GB417210A - Improvements in and relating to sound-proof windows : en
  • GB417211A - Improvements in rear trunks or boxes for automobile vehicles : en
  • GB417455A - Improvements in or relating to apparatus for circulating the air and controlling atmospheric conditions in rooms or other enclosures : en
  • US1975585A - Window glass cleaning implement : en
  • GB417591A - Improvements in or relating to systems and apparatus for automatically controlling acircuit breaker or the like and adapted to operate on the occurrence of an abnormal condition in an electrical circuit : en
  • US1975445A - Dispenser for toothpicks and the like : en
  • FR771297A - Automatic emergency power supply device for gas installations : en fr
  • USD93513S - Design for a shoe : en
  • DE603488C - Spouts for ceramic vessels : de en
  • FR771135A - Improvement in the tobacco reception tank of a pneumatic transport installation : en fr
  • US1975069A - Glazed refractory articles and method of making the same : en
  • US1975595A - Convertible rack : en
  • DE603448C - Arrangement consisting of three or more individual wires for the transmission of high-frequency energy : de en
  • DE603675C - Device to prevent incorrect displays of the measuring instrument in systems which show spray losses in the lines : de en
  • GB417435A - Improvements in or relating to cathode ray tube oscillographs : en
  • US1975495A - Method of making pipe joints : en
  • DE603503C - Radio receiver : de en
  • USD93451S - Design for an automobile : en
  • CA345065A - Brake mechanism : en fr
  • US1975138A - Apparatus for fluid pressure regulation : en
  • US1975715A - Cylinder looper : en
  • USRE19333E - Tuning coil shifter : en
  • US1975357A - Plaster cutting tool : en
  • GB417206A - Improvements in means for removing ball bearings from shafts : en
  • GB417311A - Improvements in and relating to electromagnetic devices : en
  • GB417477A - Improvements relating to scanning devices for television and the like : en
  • US1975681A - Printing attachment : en
  • FR771114A - Aerodynamic braking device for aircraft : en fr
  • DE603634C - Process for the preparation of indigoid dyes : de en
  • US1975118A - Rotating wing aircraft : en
  • DK49336C - Apparatus for Detecting Distances or Depths. : da en
  • ES2797U - Oil ring for pistons of internal combustión engines. (Machine-translation by Google Translate, not legally binding) : en es
  • US1975305A - Toy bed : en
  • US1975693A - Powder puff : en
  • DE603568C - Measuring arrangement for loss angle measurement at high voltage by means of a bridge arrangement, which is located in a Faraday cage : de en
  • ES133591A1 - Benches with horizontal swing movements variable transversely to the march and in the direction of this, and benches with variable alternative movement, produced both mechanically and freely or at will of their occupants and applicable both to : en es
  • GB417186A - Improvements in and relating to the propulsion and steering of ships : en
  • GB417502A - Improvements in and relating to control systems for the motors of electrically driven vehicles employing regeneration for braking purposes : en
  • GB417289A - Finger dial for impulse-transmitters : en
  • ES2926U - An original device for poles (Machine-translation by Google Translate, not legally binding) : en es
  • US1975285A - Reversible shirt : en
  • US1975709A - Electrical transmission device : en
  • ES134763A1 - Apparatus for the extraction of olive oil by mechanical means. : en es
  • DE603539C - Target practice device with target projection and hit marking device : de en
  • GB417406A - Improvements in paper makers' dryer felts : en
  • GB417478A - Improvements in or relating to steam superheaters for marine and like smoke tube boilers : en
  • FR771382A - Improvements to saws : en fr
  • FR771316A - Improvements to escalators : en fr
  • ES2693U - A new closing device applied to invisible latches of the metal reinforcements of constructions (Machine-translation by Google Translate, not legally binding) : en es
  • FR771144A - Accessory device for billiards : en fr
  • GB417179A - Improvements in and relating to luminous discharge tubes : en
  • GB417228A - Improvements in the manufacture of articles of imitation stone or the like : en
  • FR771365A - Improvements made to reduction transmissions with planetary gears for star motors of aerial locomotion vehicles : en fr
  • USD93452S - Design for a thermostat casing : en
  • US1975087A - Composition of matter : en
  • DE603467C - Multi-chamber mill : de en
  • US1975493A - Method and composition for treating textiles : en
  • GB417469A - Methods of making moulded light weight heat-insulating products : en
  • US1975320A - Electric table : en
  • DE603604C - A laminated core of electrical machines united to form a solid body by a sheet metal jacket placed around it : de en
  • DE603630C - Switching arrangement for tube generators which are used to control or display the position of electrical apparatus, in particular electrical switches : de en
  • DE603702C - Pole-changing three-phase motor, the number of poles can be switched in the ratio 2: 4: 8 : de en
  • ES135280A1 - A steering device for tracked vehicles. : en es
  • FR771211A - Circuit arrangement for optimum suppression of a disturbing frequency : en fr
  • DE603430C - Device for removing individual sheets from a stack of sheets : de en
  • US1975406A - Feed mill : en
  • US1975734A - Rubber composition and method of preserving rubber : en
  • ES135292A3 - A hydraulic compressor especially to be used with oil. : en es
  • GB417420A - Improvements in and relating to cathode ray oscillographs : en
  • USD93478S - Design for a container for the : en
  • CA345075A - Luggage carrier : en fr
  • DE603351C - Procedure for securing the supply of control or monitoring circuits : de en
  • DK49321C - Low frequency volume control system. : da en
  • US1975418A - Toy train : en
  • US1975559A - smith : en
  • US1975660A - Manifolding book : en
  • FR771186A - Steel mold for cement pipes, reinforced or not : en fr
  • US1975263A - Shackleless spring suspension for road vehicles : en
  • DE603687C - Process for the production of catalysts for ammonia synthesis : de en
  • FR771192A - Improvements to material sorters : en fr
  • US1975427A - Air activator : en
  • US1975729A - Hoist attachment : en
  • US1975553A - Brake : en
  • US1975241A - Drinking vessel : en
  • US1975455A - Metallic tube press : en
  • US1975673A - Reading glass attachment : en
  • FR771294A - Improvements to lighting lamp centering systems : en fr
  • FR771199A - Slipper manufacturing process and resulting industrial product : en fr
  • FR771242A - automotive identity tag : en fr
  • FR771390A - Improvements to machines for shaping the uppers of shoes to the curve of their mounting shape : en fr
  • GB417298A - Improvements in earth clips for electrical conductors and wireless uses : en
  • GB417443A - Improvements in web supply mechanism for printing presses and other machines : en
  • GB417440A - Improvements in or relating to thermionic amplifiers : en
  • DK49348C - Device for insulation boards for building use. : da en
  • DE603512C - Overvoltage protection device with glow tube and with switch for short-circuiting the glow tube : de en
  • DE603657C - Multi-shot blank firing weapon : de en
  • DE603667C - Percussion drill device : de en
  • DE603668C - Process for cleaning molasses for the purposes of alcohol or compressed yeast production : de en
  • DE603552C - Spark gap for high-voltage systems with compressed gas cooling : de en
  • US1975580A - Connecting device for flanged or upset tubes : en
  • DE603416C - Electric light tubes, in particular for advertising purposes : de en
  • DE603455C - Electric lighting device with electric light tubes operated on single-phase alternating current and inductivities connected upstream of these to reduce period flicker : de en
  • FR771151A - Sanitary napkin : en fr
  • FR771269A - Indigoid dyes : en fr
  • FR771314A - Static ejection system for the exhaust pipes of internal combustion or external combustion engines : en fr
  • GB417438A - Improvements in thread cops : en
  • FR771124A - Bra refinements : en fr
  • US1975104A - Control for vapor generators : en
  • DE603670C - Process for the preparation of arylamino alcohols : de en
  • FR771266A - Improvements to mowers : en fr
  • US1975656A - Valve mechanism : en
  • DE603526C - Process for separating weak acids from gas mixtures : de en
  • DE603601C - Switching arrangement for main circuit miniature motors, especially for clock winding : de en
  • FR771337A - Eccentric drive mechanism and its applications : en fr
  • CA345016A - Hydrocarbon vapour lamp : en fr
  • CA345094A - Pulp article moulding machine : en fr
  • DE603357C - One-way clutch : de en
  • DE603373C - Process for the production of purified lactic acid : de en
  • DE603586C - Starting clutch with differential gear : de en
  • AU1524833A - An improved device for dipping fruit : en
  • GB417201A - Improvements in or relating to the operation of coke ovens : en
  • GB417421A - Improvements in or relating to boots and shoes : en
  • AU1443133A - Improvements in or relating to floating soap : en
  • US1975393A - Apparatus for straining or filtering liquids : en
  • US1975727A - Process for making chloroform : en
  • AU261862B2 - Linearity control for television receivers : en
  • AU1444833A - Improvements in advertising balls : en
  • US1975212A - Net making machine : en
  • US1975414A - Toilet paper holder and cutter : en
  • US1975602A - Insulating sleeve for lead covered cables : en
  • US1975480A - Peocesg of pgepaking acetaldehyde : en
  • US1975115A - Article subject to abrasion : en
  • AU1471733A - Improvements in machines for polishing, grinding and husking cereals and legumes : en
  • CA345054A - Resin and ester processing : en fr
  • CA345006A - Rubber sole cementing method : en fr
  • DE603432C - Circuit arrangement for telegraph systems with intermittent double current operation : de en
  • US1975321A - Electric heater : en
  • CA344998A - Sulphur recovery : en fr
  • US1975459A - Automatic motor starter and overload control and warning means : en
  • USD93460S - Design for a shoe : en
  • AU1441033A - Improvements mor relating tothe treeing of hoots or shoes : en
  • CA345057A - Tube drawing method and apparatus : en fr
  • AU1716634A - Improvements relating tothe centrifugal moulding and lining of pipes andthe like : en
  • GB417235A - Improvements in kinematograph film spool storage cabinets : en
  • US1975451A - Cleaning implement : en
  • DE603574C - Process for the production of beryllium alloys in melt flow : de en
  • GB417394A - Improvements in and relating to the manufacture and utilisation of substances suitable for use as penetrating, wetting, emulsifying, dispersing, foaming, cleansing and like agents : en
  • DE603540C - Automatic pistol : de en
  • DK49349C - Bruse. : da en
  • FR771334A - Improvements in the manufacture of stainless steels : en fr
  • US1975586A - Back rest : en
  • CA345098A - Fabric processing : en fr
  • AU1758334A - Improvements in or relating tothe dispersion of synthetic resins in liquids : en
  • GB417198A - The manufacture of water-insoluble azo dyestuffs : en
  • GB417431A - New or improved device for the disinfection of microphones and receivers of telephonic, wireless transmission and like apparatus : en
  • DE603741C - Spot or roller welding electrode for welding iron workpieces : de en
  • US1975428A - Method and apparatus for storing and shipping liquids : en
  • US1975592A - Advertising device : en
  • CA344969A - Folding deck chair : en fr
  • US1975365A - Razor : en
  • DE603478C - Steam generator with low liquid content and regulation of the output depending on the steam pressure : de en
  • FR771162A - Improvements to mechanically loaded fireplaces : en fr
  • US1975236A - Machine gun and automatic small arm of the gas operated type : en
  • US1975701A - Automatic door or lid lift : en
  • US1975160A - Azo dyes and method for their preparation : en
  • US1975146A - Lined furnace wall and supporting bracket therefor : en
  • US1975378A - Closure for bottles and analogous receptacles : en
  • US1975655A - Method of making shoe patterns : en
  • FR771147A - Process for preparing the filling mass for boiler absorbers : en fr
  • US1975345A - Piston : en
  • GB417272A - Improvements relating to variable speed hubs for cycle wheels : en
  • US1975536A - Method of promoting pollination : en
  • US1975567A - Fastening device for rotary brushes and the like : en
  • FR771185A - Improved front end on interceps plow : en fr
  • US1975154A - Dispensing device : en
  • US1975302A - Finder for photographic cameras : en
  • USD93509S - Design for a shoe : en
  • ES2708U - Liquid spraying device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417229A - Improvements in and relating to grinding or abrading tools : en
  • GB417417A - Improvements in apparatus for folding cloth : en
  • DE603542C - Process for the production of porous building or filling materials : de en
  • US1975424A - Air activator : en
  • US1975372A - Windshield frame : en
  • US1975587A - Adjusting device for looms and method of controlling weft threads : en
  • FR771190A - Method and device for the treatment of magnesium vapors : en fr
  • US1975566A - Card register with the cards arranged in echelons in horizontal direction : en
  • US1975668A - Potato harvester : en
  • GB417484A - Improvements in electric lamp holders : en
  • US1975301A - Apparatus for the manufacture of pulp : en
  • US1975173A - Milk sample mailing unit : en
  • DE603559C - Resilient contact wire support : de en
  • US1975293A - Hydraulic power transmission : en
  • US1975609A - Azo dye and method for its preparation : en
  • USD93443S - Design for a pie baking fan : en
  • US1975083A - Structural toy : en
  • USD93464S - Design for a buckle : en
  • US1975332A - Folding crib and pen : en
  • US1975633A - Load operating means : en
  • US1975415A - Rubber headed valve stem : en
  • US1975692A - Method of burnishing the interior of corn cob pipe bowls : en
  • US1975147A - Control mechanism for automobile engines : en
  • US1975214A - Flushing device : en
  • US1975355A - Mounting means : en
  • US1975421A - Valve for flush tanks : en
  • US1975638A - Sewage purification : en
  • US1975752A - Plant protector : en
  • US1975463A - Swing and exercising device : en
  • US1975579A - Process of making seamless paper shades and other articles and products thereof : en
  • USD93436S - Pepper sprinkler : en
  • GB417499A - A new or improved support for web rolls, feeding printing and other machines : en
  • DE603596C - Bullet-proof and poison-proof window for air raid shelters : de en
  • US1975327A - Refrigerator shelf : en
  • DE603567C - Signal device for continuous monitoring of the correct activation of the electricity meter and current limiter in networks with neutral conductors : de en
  • CA344970A - Bag making and filling machine : en fr
  • DE603603C - Circuit arrangement for telephone systems with two-wire connecting lines : de en
  • GB417270A - Adjustable electric imitation fuel fires : en
  • FR771179A - Rubber shoe : en fr
  • FR771267A - Connecting rod for agricultural mowers, with automatic backlash adjustment and quickly removable blade : en fr
  • FR771392A - Process and apparatus for obtaining very complete dehydration of ammonia in gaseous or liquid state : en fr
  • FR771252A - : fr
  • US1975258A - Dyestuffs of the pyranthrone series and process of making the same : en
  • DE603513C - Device for converting direct current into alternating current of precisely constant frequency by means of resistance converters driven by motors at constant speed : de en
  • FR771371A - Wood-clad tile : en fr
  • GB417459A - Improvements in platen-rotating mechanism for typewriters : en
  • GB417238A - Improved specific-gravity indicating device : en
  • GB417418A - Improvements in and connected with steering gear of motor road vehicles : en
  • US1975665A - Vulcanizer : en
  • DE603332C - Switching device for generating variable mixed colors by means of light sources emitting different colored light : de en
  • FR771309A - Combination safety lock : en fr
  • US1975186A - Explosive charge : en
  • US1975713A - Brake shoe assembly : en
  • USD93458S - Design for a pitcher or similar : en
  • GB417467A - Improvements in or relating to towers for use as or for carrying electrical conductors : en
  • FR771358A - Hygroscopic apparatus : en fr
  • DE603651C - Hood holder for motor vehicles : de en
  • CA344984A - Thread and yarn treating process : en fr
  • US1975398A - Process for the manufacture of molding sand, as used for making cores and flask molding, free and template moldings : en
  • US1975625A - Drag bucket reenforcing structure : en
  • US1975107A - Track : en
  • US1975577A - Control system : en
  • US1975409A - Solid stable diazoazo salts and process of preparing them : en
  • US1975435A - Automobile and truck towing mechanism : en
  • ES135000A3 - A new process for making a leather-like material. : en es
  • DE603396C - Device for winding runners of multi-pole electrical machines : de en
  • GB417219A - Refrigerating apparatus for the storage and preservation of food, delicacies and the like : en
  • GB417414A - Improved rotary multi-colour offset printing machine : en
  • ES135309A1 - A procedure for the manufacture of a device capable of emitting sounds. : en es
  • ES135274A1 - A rectified lamp filled with gas. : en es
  • CA345084A - Variable condenser : en fr
  • ES135011A1 - An electric incandescent lamp filled with gas. : en es
  • GB417447A - Improvements in cleaning devices for floors, windows or similar surfaces : en
  • GB417196A - Improvements in or relating to wireless direction finding systems : en
  • ES2860U - A device adaptable to bicycles and motorcycles that converts them into navigable vehicles (Machine-translation by Google Translate, not legally binding) : en es
  • GB417278A - Improvements in or relating to starters for internal-combustion engines : en
  • DE603545C - Conveyor device arranged between two work stations, in particular for the back and forth transport of rolling stock between the rolling mill and the heating furnace : de en
  • DE603584C - Screw locking : de en
  • GB417377A - Improvements relating to cylinder castings for steam locomotives : en
  • US1975238A - Article feeding mechanism : en
  • AU1454833A - Improvements in tension adjustment of sheepshearing machine handpiece : en
  • AU1515633A - A process and apparatus for the purification of molten metals : en
  • DE603451C - Clamping device for electric power lines : de en
  • DK49326C - Filter for Vacuum Dryers. : da en
  • US1975748A - Ignition system for internal : en
  • US1975738A - Removable full opening cover for metallic barrels or containers : en
  • CA344988A - Cable clamp : en fr
  • USD93479S - Design fob a heel : en
  • US1975757A - Safety razor : en
  • GB417363A - Covers or protectors for match boxes : en
  • CA345018A - Battery ignition system : en fr
  • CA344985A - Filament production : en fr
  • DE603738C - Drive device for electrical switches : de en
  • USD93507S - Design for a shoe : en
  • US1975240A - Delivery container : en
  • AU1400633A - Improvements in drench syringes for veterinary use : en
  • US1975476A - Production of organic compounds by dehydrogenation : en
  • US1975702A - Folding stand for golf bags : en
  • US1975223A - Azo dyes and methods for their preparation : en
  • USD93510S - Design fob a shoe : en
  • DE603304C - Flue tube superheater, especially for locomotive boilers or the like : de en
  • DE603599C - Production of a coating on continuously moving plate-shaped workpieces by means of moving nozzles : de en
  • GB417288A - Improvements in fuses for projectiles : en
  • US1975344A - Piston ring : en
  • CA345015A - Garment : en fr
  • CA345055A - Silent gear : en fr
  • US1975627A - Sliding door spring : en
  • US1975140A - Vacuum tube stem : en
  • USD93502S - Design fob an ensemble dress : en
  • CA344975A - Cigar or cigarette holder : en fr
  • CA345044A - Engine : en fr
  • CA345010A - Miner's glove and mitten : en fr
  • US1975082A - Vaporizer : en
  • US1975605A - Electric car heater : en
  • US1975546A - Drinking cup : en
  • GB417316A - Improvements in and relating to bedplates for the manufacture of roofing tiles : en
  • ES135036A3 - A procedure for supplying fuel to gas burners. : en es
  • AU1709934A - Improvements relating tothe securing of cylindrical bodies in holes or sockets : en
  • US1975145A - Vibration-absorbing connecter : en
  • US1975439A - Photographic type composing : en
  • USD93468S - Design fob lace : en
  • USD93473S - Design for a knitted dress : en
  • US1975245A - Chemical pack : en
  • US1975367A - Keyboard transmitter : en
  • DE603700C - Procedure for decommissioning rectifiers : de en
  • GB417236A - Improvements in and relating to thermionic valve systems : en
  • US1975509A - Injector : en
  • DE603496C - Dough dividing machine equipped with a long molding machine : de en
  • ES135042A1 - Air reheater device [PASSES TO UTILITY MODEL No. 2427]. : en es
  • FR771139A - Limiting device for double-plate anchor escapement : en fr
  • CA344989A - Multi-piece piston for fluid pressure engines : en fr
  • US1975581A - Welding apparatus : en
  • FR771241A - Device for controlling electric discharge devices by means of capacitors and switches : en fr
  • US1975262A - Swing seat : en
  • US1975482A - Process of producing beryllium fluoride : en
  • GB417333A - Improvements in liquid-break electric circuit breakers : en
  • GB417416A - Improvements in or relating to vapour burning apparatus : en
  • FR771344A - Non-slip runner for motor vehicles or motorcycles : en fr
  • GB417308A - A knife sharpening apparatus : en
  • USD93530S - Design for a dress : en
  • GB417506A - Improvements in the preserving of root vegetables : en
  • GB417188A - Improvements in or relating to degreasing apparatus : en
  • US1975078A - Mica products with inorganic binders : en
  • US1975522A - Candlestick set : en
  • FR771317A - Method and devices for obtaining the triggering of track relays in railway signaling : en fr
  • GB417472A - Improvements in or relating to stockings and socks and the method of and machines for making the same : en
  • DE603544C - Device for casting and treating forgings : de en
  • US1975572A - Sweet clover seed harvester : en
  • DE603607C - Steel electrode with aluminum additive for arc welding : de en
  • CA344961A - Meat hanger : en fr
  • DE603547C - Equipment for reloading freight containers : de en
  • US1975119A - Stabilizer : en
  • GB417187A - Improvements in or relating to devices for applying emollient oils, lotions or the like to the hands or feet : en
  • FR771126A - Bottle capping machine : en fr
  • FR771210A - Device for optimum transmission of a desired frequency and optimum suppression of an unwanted frequency : en fr
  • GB417650A - Improvements in or relating to coin-freed apparatus : en
  • US1975221A - Wheel : en
  • DE603716C - Parking counter with distant signal : de en
  • DE603765C - Mobile ash extractor : de en
  • ES2850U - A new joint for grills that suppresses the beating of trains and trams (Machine-translation by Google Translate, not legally binding) : en es
  • FR771246A - Electro-mechanical transmission, in particular for vehicles with internal combustion engines : en fr
  • FR771330A - Swing parts brake : en fr
  • GB417310A - Improvements relating to reflectors : en
  • DE603475C - Extrusion press for manufacturing metal pipes, in particular lead cable sheaths : de en
  • FR771216A - Composition containing an activator of latent detergents : en fr
  • GB417291A - Improvements in coil-tube heat-exchange apparatus for fluids : en
  • US1975382A - Exercising apparatus : en
  • GB417424A - Improvements in or relating to sluice valves : en
  • GB417654A - Improvements in fulling fabrics : en
  • DE603465C - Equipment on machine tools with reciprocating movement of the work table : de en
  • FR771360A - Process for dyeing skin with monoalkyl-dioxynaphthalene ethers 1, 4 or -dioxyanthracene 1, 4 : en fr
  • GB417588A - Method of producing colour-photographic printing-out images : en
  • US1975711A - Reverse flow meter : en
  • DE603654C - Opening device connected to a can or the like : de en
  • FR771277A - Button that can be secured by means of a backing plate, in particular on the interior lining of motor vehicles : en fr
  • ES2938U - Hygienic container for food products. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771112A - Apparatus for supplying fibrous material for incorporation into fabrics : en fr
  • DK49340C - Electric Bulb of the Reflector type. : da en
  • ES2916U - Source brush (Machine-translation by Google Translate, not legally binding) : en es
  • FR771205A - Circuit trap for high frequency : en fr
  • FR771247A - Gear Mechanism : en fr
  • FR771278A - Switch-circuit breaker : en fr
  • IE13236L - Electric discharge tubes : en
  • GB417648A - Improvements in means for controlling driving gear of automobiles : en
  • GB417297A - Improvements in signalling systems particularly suitable for hospitals, hotels and the like : en
  • US1975268A - Steam generating apparatus and method : en
  • DE579110C - Wave power machine with float : de en
  • GB417242A - Improvements in fastener tape : en
  • GB417463A - Improvements in or relating to electrical indicating systems : en
  • GB417199A - Improvements in or relating to slicing machines for meat and the like : en
  • FR771131A - Imitation straw hat : en fr
  • DE603666C - Cover lens for headlight-like devices : de en
  • DE603690C - Automatic sheet feeder : de en
  • FR771214A - Resinous substances and their manufacturing process : en fr
  • GB417309A - Process for dehydrating gases : en
  • GB417334A - Improvements in liquid coolers for aircraft or other vehicles : en
  • FR771312A - Improvements to devices for dispensing pasty materials in determined quantities : en fr
  • FR771283A - Hollow bricks for the establishment of ceilings, vaults and bays : en fr
  • US1975539A - Centrifugal machine : en
  • DE603520C - Maximum measuring device, consisting of two counters : de en
  • CA345004A - Garment : en fr
  • USD93490S - Design fob a shoe : en
  • US1975496A - Sanctuary lamp and candle therefor : en
  • US1975383A - - hydroxynaphthyl - : en
  • US1975588A - Carbon disulphide reaction products and process of making same : en
  • US1975127A - Package and container for fragile articles : en
  • US1975330A - Mold : en
  • DE603527C - Tooth and ear cleaners : de en
  • FR771136A - Hanging saddle mount for bicycles : en fr
  • GB417471A - Improvements in or relating to cloches or horticultural cold frames : en
  • US1975339A - Method for improving pigments containing titanium : en
  • CA344976A - Citrous fruit tool : en fr
  • GB417584A - The production of coatings on light metals : en
  • FR771224A - Billiard with springboard and cell with metal wire bands : en fr
  • FR771208A - Device for automatic adjustment of the direct voltage of grid-controlled arc rectifiers by means of contact devices : en fr
  • FR771258A - Drying device for all powdery or granulated materials : en fr
  • FR771341A - Device for measuring the speed of ships : en fr
  • GB417239A - Improvements in sharpening appliances for reamers : en
  • GB417314A - Improvements in projectiles : en
  • GB417359A - Improvements in variable speed gears : en
  • US1975488A - Duplicating device : en
  • ES133542A1 - A procedure to extract the honey from the hives. : en es
  • FR771187A - Rubber mold for cement pipes, reinforced or not : en fr
  • US1975310A - Process of making ferrous alloys : en
  • US1975380A - Portable rug washing and cleaning device : en
  • US1975161A - Process for the digestion of vegetable growths to produce cellulose : en
  • US1975129A - Container or package for eggs, etc. : en
  • US1975217A - Automatic adjustment mechanism for vehicle brakes : en
  • US1975282A - Reflector mounting : en
  • FR771223A - Method of teaching the different kinds of writing, round, bastard, cursive, etc., by the use of transparent inserts : en fr
  • FR771374A - Composition intended for detaching fabrics and more particularly those made of artificial textiles : en fr
  • GB417354A - Improvements relating to protective cover sheets for closet seats : en
  • DE603456C - Filler for the cavities of human teeth : de en
  • US1975395A - Automatic musical instrument : en
  • DE603581C - Pistons for internal combustion engines : de en
  • FR771333A - New ferrous alloys and their manufacturing process : en fr
  • ES135273A1 - A method of manufacturing endless belts based on a textile and an elastic or plastic material. : en es
  • GB417303A - Improvements relating to control systems for a plurality of parallelconnected asynchronous electric motors : en
  • DE603505C - Push-pull transformer : de en
  • GB417224A - Improvements in or relating to artificial stone : en
  • DE603531C - Device for determining the hardness of substances in particular in flat layers : de en
  • ES135075A1 - A procedure for the manufacture of pitchforks. : en es
  • FR771304A - New electric hotplate : en fr
  • GB417395A - Improvements in or relating to electrical condensers : en
  • US1975135A - Railway traffic controlling system : en
  • US1975346A - Sand projector : en
  • FR771222A - Optical position indicators for switches, switches and combiners of electric heating devices : en fr
  • US1975596A - Traveling sprinkler : en
  • US1975091A - Alcohol denaturant and process of preparing it : en
  • US1975503A - Superheater : en
  • DE603550C - Cover for printing ink rollers : de en
  • FR771141A - New cage : en fr
  • FR771308A - Further development in the manufacture of artificial yarns, films, films and the like of viscose : en fr
  • USD93438S - Design fob a bedstead : en
  • ES2919U - Piggy bank. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771265A - Nitometer or device for measuring brightness, illumination, intensities and transparencies : en fr
  • US1975401A - Coin detector : en
  • US1975589A - Centralized hydraulic control for radial drills : en
  • US1975385A - Fishing apparatus : en
  • US1975545A - Collapsible tube and container for analogous purposes : en
  • US1975484A - Cooling system for electric discharge devices : en
  • US1975281A - Interlocked grating : en
  • USD93523S - Design for a clock case : en
  • GB417287A - Improvements in electrodes for sparking plugs : en
  • US1975412A - Ash receiver : en
  • US1975100A - Time indicator : en
  • US1975253A - Package : en
  • DE603460C - Synchronous motor with a toroidal excitation coil that is common for stator and rotor : de en
  • DK49323C - Stair chair. : da en
  • DE603481C - Lubricating device with spring-loaded oil catch and lubricating plate under the steering knuckle : de en
  • GB417341A - Improvements in and relating to writing pads or blocks and/or blotters : en
  • FR771113A - Automatic lock gate : en fr
  • FR771127A - Bottle capping machine : en fr
  • FR771230A - Volumetric meter for liquids : en fr
  • FR771251A - Resistance support provided with an intermediate resistance for incandescent electric lamps : en fr
  • GB417217A - Improvements in or relating to thermally actuated pumps : en
  • US1975456A - Process of producing olefine hydrocarbons and derivatives thereof : en
  • DE603648C - Process for the production of files by grinding from the solid, hardened Vorwerkstueck : de en
  • DK49342C - Procedure for Destruction and Protection against Woods Harmful Organisms. : da en
  • US1975678A - Objective : en
  • US1975447A - Chewing gum material and method of making same : en
  • US1975464A - Electric tea kettle : en
  • DE603653C - Method and device for producing a pull cork : de en
  • DK49333C - Sport unloading. : da en
  • FR771323A - Purifier device applicable to cotton card plates for the removal of impurities : en fr
  • GB417373A - Improvements in and relating to centrifugal separators : en
  • DE603522C - Device for the production of incandescent lamps or similar vacuum vessels on automatically rotating machines : de en
  • US1975663A - Process and apparatus for making ketene : en
  • US1975524A - Container, dispensing, and display means for cakes, etc. : en
  • US1975178A - Valve for liquid co and like flasks : en
  • US1975717A - Method and apparatus for treating materials : en
  • US1975343A - Tool handle : en
  • US1975513A - Alarm system : en
  • FR771357A - Braiding machine improvements : en fr
  • GB417325A - Improvements in or relating to the manufacture of yarn from staple fibres : en
  • FR771133A - Flow device for bagging machines : en fr
  • FR771305A - Process for checking the quality of welds and devices for implementing this process : en fr
  • CA344997A - Waste sulphite liquor processing : en fr
  • GB417300A - Improvements in method of producing flour : en
  • DE603308C - Circuit arrangement for Schnurverstaerkeraemter : de en
  • FR771271A - Turbine-like speed change transmission for automatic torque increase : en fr
  • GB417411A - Improvements in the production of adherent metal coatings upon iron, steel or other metal : en
  • GB417268A - Improvements in and relating to brushes for toilet and other purposes : en
  • CA344996A - Golf mallet : en fr
  • GB417292A - Improvements in or relating to automatic firearms : en
  • USD93470S - Design fob a shoe : en
  • AU1357433A - An improved heating appliance : en
  • US1975381A - Doll construction : en
  • USD93439S - Design for a bedstead : en
  • DK49334C - Amplifier device with a single output tube. : da en
  • AU1772834A - ApasifraTs For eiý2verinag chage : en
  • CA345008A - Acceleration and deceleration meter : en fr
  • US1975116A - Aircraft : en
  • USD93506S - Design fob a shoe : en
  • US1975256A - Halogenated pyranthrone and process of making same : en
  • US1975487A - Process of making strip shingles : en
  • US1975521A - Pedal switch : en
  • US1975591A - Belt cleaner : en
  • USD93496S - Design fob a shoe : en
  • US1975402A - Azodyestuffs : en
  • CA345051A - Production of 1-chloro-ethyl-benzene : en fr
  • CA345053A - Alkali dichromate manufacture : en fr
  • DE603662C - Dismountable packing box : de en
  • ES134923A3 - A thermal device for cooking by calorific concentration, and for cooling all kinds of liquids, foods, and substances in general. : en es
  • GB417285A - Improvements in photographic telescope finders having a converging objective part : en
  • GB417353A - Apparatus for playing a game : en
  • US1975658A - Heating element assembly : en
  • US1975441A - Wave repeating system : en
  • US1975090A - Denaturant for ethyl alcohol : en
  • USRE19331E - Governor : en
  • US1975275A - Refrigerator case : en
  • US1975733A - Power transmission device : en
  • US1975283A - Sound recording : en
  • DE603660C - Combined igniter for aircraft defense with clockwork separator : de en
  • US1975172A - Protective system : en
  • US1975704A - Heat pump cycle and method of operating same : en
  • DE603224C - Speed change transmission : de en
  • CA345034A - Building slab and clip : en fr
  • DK49327C - Apparatus for closing doors or the like in compressed air. : da en
  • DE603661C - Articulated device for physical exercise : de en
  • FR771116A - Ribbons stamp : en fr
  • CA345005A - Seed treating process : en fr
  • CA345082A - Grid electrode forming method : en fr
  • US1975109A - Method and apparatus for treating sewage : en
  • AU1706934A - Improvements in electrodynamic sound reproducing apparatus : en
  • DK49339C - Device for Removal, Removal of Acidification of Water. : da en
  • CA345092A - Comestible packaging method and apparatus : en fr
  • AU1462033A - Improvements in spring mattresses, spring seats, andthe like : en
  • CA344991A - Curtain rod threader : en fr
  • US1975242A - Preformed plastering unit : en
  • US1975454A - Valve : en
  • US1975506A - Exhaust steam injector : en
  • FR771138A - Capping system with security bottle against fraud : en fr
  • US1975613A - Furnace jacket construction : en
  • US1975291A - Container support : en
  • US1975079A - General process of bonding : en
  • US1975130A - Control for heating systems : en
  • US1975141A - Compound prism block for cameras : en
  • FR771311A - Manufacturing process of alkaline nitrates : en fr
  • GB417493A - Improved apparatus for moving and changing illuminated advertisements : en
  • GB417197A - The manufacture of water-insoluble azodyestuffs on the fibre : en
  • GB417446A - Improvements in or relating to cathode elements for use in thermionic tubes, electric discharge tubes and the like : en
  • US1975356A - Copper oxide rectifier : en
  • DE603553C - Flat knitting machine with jacquard device : de en
  • CA344987A - Ski fastening : en fr
  • FR771321A - Device applicable to looms for obtaining pleated fabrics during weaving : en fr
  • GB417449A - Improvements in and relating to the production of reduced particle size from spray-solidified powder-like or granular materials : en
  • CA344979A - Can or box : en fr
  • CA345032A - Child's folding push chair : en fr
  • AU1449833A - An improved pasture harrow : en
  • US1975183A - Impact recorder : en
  • US1975391A - Rail block fastening device : en
  • CA345048A - Electric switch : en fr
  • DE603645C - Differential manometer with two tubular springs wound in multiple spirals : de en
  • FR771290A - Joint device for vertically adjustable beds : en fr
  • USD93440S - Design for a bedstead : en
  • US1975548A - Fabrication of corrugated papers : en
  • DE603506C - Universal pliers for bending, stripping and cutting off insulating tube and tubular wire : de en
  • DE603753C - Short circuit braking for two coupled railcars : de en
  • US1975307A - Head for golf sticks and the like : en
  • GB417413A - Improvements in and relating to domestic fires and to simulating the appearance of burning or glowing fuel therein : en
  • CA345096A - Shovel : en fr
  • US1975192A - Clean-out means for burner connections : en
  • US1975468A - Fastening-inserting machine : en
  • USD93514S - Design fob a shoe : en
  • US1975471A - Resinous product and process of making same : en
  • US1975724A - Game apparatus : en
  • DE603530C - Cooking vessel made of porcelain, earthenware, glass or the like with a metal jacket : de en
  • DE603555C - Procedure for tensioning and advancing a drill that slits in front of the head : de en
  • US1975618A - Catamenial bandage retainers : en
  • US1975106A - Duplex metal abticle : en
  • US1975252A - Industrial truck : en
  • US1975290A - Valve surfacing tool : en
  • USD93462S - Design for a roller-skate : en
  • USD93484S - Design for a doorlatch : en
  • US1975248A - Production of indanthrones : en
  • FR771322A - Arrangement of transformers for high voltage, particularly applicable to current transformers : en fr
  • FR771378A - Process for obtaining new scenic or decorative effects and means for implementing this process : en fr
  • GB417659A - Improvements in the manufacture and production of condensation and polymerisation products of hydrocarbons : en
  • US1975297A - Insulator : en
  • US1975333A - Salvage buoy : en
  • AU1458933A - Stable bituminous emulsions and method of preparing thesame : en
  • US1975336A - Motion picture projecting machine : en
  • US1975512A - Penholder for inkstands : en
  • US1975093A - Automatic heat control for carburetors : en
  • AU1345933A - Method of and apparatus for separating materials by means ofan air blast : en
  • AU1402733A - Cinematographic projection apparatus : en
  • US1975244A - Joint for electrical conductors : en
  • US1975574A - Corn cutter : en
  • US1975710A - Flow indicator : en
  • US1975737A - Prevention of air bubbles in glass : en
  • US1975436A - Method of heating by induction and furnace therefor : en
  • US1975593A - Lubricating device : en
  • US1975335A - Separator : en
  • FR771332A - Process for the direct casting on ferrous metals of anti-friction metal alloys, and device for carrying out this process : en fr
  • US1975362A - Hydraulic brake : en
  • GB417345A - Improvements in carding machines : en
  • CA345087A - Electric switch : en fr
  • US1975405A - Saddle seat : en
  • DE603354C - Artificial femur : de en
  • GB417410A - Filters for super-heterodyne circuits for wireless reception : en
  • DE603408C - Mirror galvanometer for optical sound recording : de en
  • DE603698C - Teletypewriter : de en
  • US1975486A - Electric transmitting and receiving apparatus : en
  • US1975691A - Toothbrush and tumbler holder : en
  • USD93441S - Design for a dress : en
  • DE603538C - Box magazine for self-loading weapons : de en
  • AU1928734A - Improvements in or relating to lighting installations : en
  • GB417240A - Improvements in or relating to saddles for cycles : en
  • GB417458A - Improvements in, and relating to, forging, swaging, sharpening and like machines : en
  • AU1484933A - Improvements in spring balances or weighing machines : en
  • CA345061A - Luggage carrier case : en fr
  • US1975433A - Process and apparatus for melting materials : en
  • USD93448S - Design for a radiocabinet : en
  • US1975636A - Container transfer apparatus : en
  • US1975606A - Bottle opener : en
  • US1975700A - Power transmission mechanism : en
  • FR771164A - Improvements to pumps for bicycles and motorcycles : en fr
  • FR771275A - Seed drill : en fr
  • US1975358A - Combination illuminated house number plate, letter drop opening, and signal push button : en
  • CA344974A - Tire tube : en fr
  • US1975377A - Railroad rail tie plate and fastening means : en
  • US1975731A - Method of treating psyllium seeds : en
  • CA344963A - Dry cleaning apparatus : en fr
  • USD93522S - Design fob a clock case : en
  • CA344973A - Tobacco stringing method and apparatus : en fr
  • US1975444A - Container : en
  • US1975644A - Flywheel magneto : en
  • US1975216A - Copper base alloy : en
  • US1975284A - Razor blade hone : en
  • US1975640A - Wheel and axle assembly : en
  • US1975404A - Dual compartment bag : en
  • US1975646A - Bearing for spindles : en
  • US1975490A - Eyeglasses : en
  • DK49332C - Combined Harrow and Seed Cover. : da en
  • FR771145A - Artificial pneumothorax device : en fr
  • FR771388A - Side stabilizer suspension for motor vehicles : en fr
  • CA344968A - Shuttlecock manufacture : en fr
  • AU1733534A - A process for treating metals with slags : en
  • US1975379A - Slot machine : en
  • US1975416A - Sterilizer for milk and other liquids : en
  • US1975098A - Construction for aircraft : en
  • US1975449A - Production of sodium sesquicarbonate and sodium bicarbonate : en
  • US1975337A - Refrigerating apparatus : en
  • US1975230A - Rotary drum filter : en
  • USD93525S - Design for a combination display : en
  • US1975095A - Method of and apparatus for operating a steam boiler : en
  • US1975231A - Apparatus for recording or reproducing sound on films : en
  • FR771373A - Warning group for motor boats and other applications : en fr
  • GB417221A - Improvements in or relating to internal-combustion engines of the fuelinjection type : en
  • GB417384A - Improvements in radio receiving apparatus : en
  • GB417722A - Improvements in or relating to combined color-picture and sound-record kinematograph films : en
  • USD93505S - Design fob a bottle cap : en
  • CA345056A - Concrete pile formation : en fr
  • US1975642A - Hydraulic shock absorber : en
  • USD93485S - Design fob a shoe : en
  • DE603500C - Circuit arrangement for connecting lines operated with alternating current signaling in telephone systems : de en
  • AU1447433A - An improved wheeled chair for infants : en
  • CA345063A - Luggage carrier : en fr
  • DE603750C - Feed water regulator for steam boiler : de en
  • DE603613C - Range finder combined with a see-through viewfinder and coupled with the lens for photographic and cinematographic apparatus : de en
  • FR771255A - Improvements in the fabrication of high and medium carbon steel wires in the form of heat-treated coils or coils : en fr
  • ES135312A1 - Procedure for obtaining hot water. : en es
  • FR771140A - Portable safety float, instantly inflatable with the touch of a finger : en fr
  • GB417462A - Improvements in or relating to garment patterns : en
  • DE603563C - Setting device for an electrically heated thermostat that acts as a remote time switch : de en
  • ES2847U - New exhibition container to preserve cheese submerged in oil. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771285A - Improvements in rubber vulcanization : en fr
  • AU1430633A - Electric we~dinig oir solderimg appairatus ifor non-ifeirrous metals or alloys : en
  • CA344993A - Cigarette dispenser : en fr
  • US1975677A - Objective : en
  • CA345039A - High-voltage fuse : en fr
  • GB417430A - Improvements in or relating to portable electric battery lamps : en
  • US1975351A - Car refrigeration means : en
  • US1975209A - Crawler tread mechanism : en
  • USD93503S - Design foe a tea-ball : en
  • US1975555A - Bracing means for telephone poles and the like : en
  • AU1653334A - An improved concrete building slab : en
  • CA345027A - Carpet or rug : en fr
  • DE603461C - Method for measuring the liquid contained in the form of droplets in gases or vapors : de en
  • US1975598A - Purification of trinitrotoluene : en
  • CA345066A - Carbon dioxide production : en fr
  • FR771348A - Discharge lamp comprising a cathode, an anode and one or more intermediate grids : en fr
  • AU1415133A - Improvements in or relating to a method and manufacture of rubber strips : en
  • ES134987A1 - New fabric manufacturing process applicable to the manufacture of layers. : en es
  • USD93487S - Design for a shoe : en
  • USD93477S - Design for an automobile ornament : en
  • GB417212A - Improvements in or relating to joists, beams, pillars, struts and the like : en
  • GB417296A - Improvements in or relating to aerial systems suitable for use for wireless broadcasting : en
  • CA345037A - Wireless aerial : en fr
  • GB417765A - Improvements in or relating to combined color-picture and sound record films : en
  • FR771221A - Machine for making a kind of food dough in the form of dumplings : en fr
  • FR771351A - Electric lamp : en fr
  • FR771137A - fuel saver : en fr
  • US1975273A - Demountable rim structure : en
  • ES2711U - Mechanotherapy device, aimed at the rational growth of people of short stature. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771171A - Improvements to pneumatic tires : en fr
  • GB417339A - Improvements in or relating to machines for preparing grain or similar products for decortication or peeling : en
  • GB417456A - Improvements in or relating to apparatus for circulating the air and controlling atmospheric conditions in rooms or other enclosures : en
  • GB417466A - Improvements in and relating to pistons and piston valves : en
  • GB417351A - Improvements relating to loom pickers : en
  • FR771264A - Washing machine : en fr
  • FR771343A - Improvements to harrows : en fr
  • US1975527A - Treadle switch : en
  • DE603187C - lock : de en
  • FR771356A - Improvements to stop devices for money boxes with clockwork movement : en fr
  • GB417356A - Improvements in shooting apparatus : en
  • US1975249A - Press : en
  • US1975341A - Golf club putter head : en
  • US1975384A - Structural element : en
  • ES135022A1 - PROCEDURE TO TREAT TEXTILE MATERIALS : en es
  • GB417482A - Improvements in and connected with motor road coaches : en
  • USD93511S - Design for a shoe : en
  • DE603444C - Telautograph in which different frequencies are used to transmit each of the two components of the transmitter pen movement : de en
  • DE603519C - Method for determining the power factor for a maximum load occurring during a certain time interval in AC systems using two maximum counters that are periodically controlled at the same time : de en
  • ES134736A1 - Improved method and apparatus to classify solid bodies, such as oranges, according to a specific weight. : en es
  • GB417658A - Improvements in navigational steering systems : en
  • FR771400A - Front end for harvester-binder or mower : en fr
  • US1975092A - Denaturant for ethyl alcohol : en
  • US1975641A - Coupler mechanism : en
  • DE603335C - Arrangement for the recording of images and sounds for the purposes of picture sound films using sound receiving devices (microphones) and cinema recording devices arranged in the immediate vicinity of one another : de en
  • DE603638C - Shelf grate for stoves : de en
  • US1975612A - Furnace fan bearing : en
  • ES135310A3 - A procedure for the manufacture of trumpets for horns of all kinds. : en es
  • DE603464C - Automatic, for the production of spirally running grooves or teeth for machine tools with reciprocating table serving dividing head : de en
  • DE603470C - Hand cutter : de en
  • DE603706C - Process for the further processing of radioactive artificial silk mass (viscose), which radioactive substances are incorporated before hardening or drying : de en
  • GB417427A - Improvements in and relating to electric heating apparatus : en
  • ES2521U - Fluffy and plastic gold pellets for dental orifices (Machine-translation by Google Translate, not legally binding) : en es
  • GB417403A - Improvements in or relating to tunnelling shields particularly of the type known as "hooded greathead shields" : en
  • FR771193A - Support for camera and similar : en fr
  • US1975502A - Transmission belt or chain for internal combustion motors or the like : en
  • US1975604A - Adjustable acoustical element : en
  • US1975074A - Safety means for addressing machines : en
  • US1975361A - Process for the removal of residual poisons from fruits and vegetables : en
  • GB417498A - Improvements in or relating to thermionic valves and like discharge devices : en
  • FR771132A - Folding cradle or cot : en fr
  • FR771229A - Method, installation and apparatus for the automatic adjustment of a characteristic of a mixture of several fluids : en fr
  • FR771204A - Improvements to Devices Using Fluid for Power Transmission : en fr
  • GB417381A - Improvements relating to dynamo electric generating apparatus : en
  • CA345068A - Evacuation of electronic devices : en fr
  • CA345086A - Shot shell : en fr
  • GB417330A - Improved apparatus for supplying fibrous material for incorporation in fabrics : en
  • US1975533A - Chute supporting means : en
  • US1975211A - Drying oil and method of producing it : en
  • US1975390A - Packer for wells : en
  • DE603401C - Injection syringe for vaccination purposes, especially for veterinary use : de en
  • DE603529C - Process for the production of absorbable sterile sewing material for surgical purposes : de en
  • US1975394A - Synchronizing mechanism : en
  • FR771346A - Apparatus for concentrating musts and other solutions : en fr
  • DE603533C - Tool arrangement on automatic multi-spindle lathe for rod-shaped material : de en
  • ES135284A1 - Procedure for the manufacture of bronze colors. : en es
  • FR771319A - : fr
  • USD93472S - Design fob a knitted dress : en
  • FR771231A - Improvements in the manufacture of colored molded materials and fillings for these materials and in articles obtained with said materials : en fr
  • US1975274A - Centrifugal pump impeller : en
  • US1975647A - Rectifier : en
  • GB417494A - Improvements in and relating to flat knitting machines : en
  • GB417365A - Improvements in submarine salvage and recovery apparatus and method of operating same : en
  • DE603562C - Step switch with mercury switching tube, especially for smaller capacities : de en
  • DE603720C - Machine for shredding materials of any hardness and structure : de en
  • DE603969C - Driving device for beds : de en
  • AU1411933A - Improvements mand relating to icecream or like cabinets : en
  • USD93527S - Design for a reflector : en
  • FR771125A - Products for soil fertilization and their manufacturing process : en fr
  • GB417274A - An improved machinery belt fastener : en
  • GB417267A - Improvements in variable speed power transmission mechanism : en
  • US1975542A - Process of making flocked fabric : en
  • ES135025A1 - Apparatus for the purification or decalcification of water : en es
  • FR771354A - Contact fabrics of metallic threads : en fr
  • US1975742A - Composite metal article : en
  • DE603712C - Device for drawing ellipses : de en
  • CA345095A - Rack : en fr
  • FR771203A - Device for interrupting an electrical circuit : en fr
  • FR771237A - Process for the protection of metals against liquids exerting a corrosive action : en fr
  • FR771370A - Improvements to tunnel kilns : en fr
  • FR771399A - Applications of the unbalanced electric motor for smoke dust collectors : en fr
  • GB417473A - Improvements in methods of and means for removing sediment and floating matter from settling tanks : en
  • CA344986A - Butter measure : en fr
  • FR771284A - Process for preparing emulsifying agents for industrial uses and bitumen emulsions : en fr
  • FR771361A - Oil furnace with spray nozzles, in which fuel is supplied to a plurality of nozzles : en fr
  • GB417233A - Improvements in or relating to fans or blowers : en
  • GB417721A - Improvements in hydraulic transmissions : en
  • DE603610C - Loading device for automatic scales : de en
  • US1975228A - Structural member : en
  • US1975300A - Gear transmission : en
  • US1975470A - Yielding wall joint : en
  • US1975478A - Input linkage control for power brakes : en
  • DE603616C - Process for the production of glass yeasts and glass tub bricks : de en
  • US1975222A - Vaporization process and apparatus therefor : en
  • DE603704C - X-ray tubes with asymmetrically arranged electrodes and a cathode that is earthed during operation : de en
  • DE603697C - Device for determining the chronological sequence of telegraphic characters : de en
  • ES2840U - A new model of footwear (Machine-translation by Google Translate, not legally binding) : en es
  • FR771217A - Device for the sudden opening of automatic installation switches : en fr
  • FR771320A - Multi-speed bicycle chain derailleur system : en fr
  • USD93498S - Design fob a double sign support : en
  • DE590547C - Basket with no handles made of wire mesh : de en
  • ES2861U - A model of a demountable bed base (Machine-translation by Google Translate, not legally binding) : en es
  • FR771189A - Protection against electrolysis for high voltage installations cooled by water circulation : en fr
  • DE603565C - Power divider for rectifier or inverter : de en
  • US1975623A - Electrical resistance unit : en
  • US1975703A - Fluid-tight glass closure for metallic containers : en
  • US1975755A - Fuel composition and method of manufacture : en
  • DE603517C - Multi-phase AC motor with a primary winding divided into several winding sections connected in parallel during operation : de en
  • DK49320C - Device for Attaching Detachable Flippers to Shirts. : da en
  • GB417185A - Improvements relating to artificial horizons : en
  • IE13898L - Soil improvers : en
  • US1975550A - Grounder for gasoline dispensing nozzles : en
  • US1975311A - Lubrication device : en
  • CA345070A - Hat : en fr
  • ES135319A1 - A procedure for the manufacture of heels for footwear. : en es
  • US1975726A - Endless track vehicle : en
  • FR771202A - Hermetically sealed container for internal preparation of solutions or emulsions just before use : en fr
  • FR771182A - Lifting and stabilizing device for scaffolding or others : en fr
  • GB417464A - New or improved temperature control means for ventilator installations : en
  • GB417299A - Improvements relating to diameter and screw-thread gauges and the like : en
  • ES2936U - A new rubber beach sandal (Machine-translation by Google Translate, not legally binding) : en es
  • GB417200A - Improvements in packing glands for pipes : en
  • GB417344A - Improvements in or relating to pumps for filter presses and the like : en
  • ES2922U - Scooter mechanically operated. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771367A - Coke oven door : en fr
  • GB417586A - Improvements in incandescent spirit lamps : en
  • FR771143A - Device for the choice of colors, cuts and designs : en fr
  • ES135323A1 - A process for the manufacture of articles of glass, half glass and blown glass, provided with handle. : en es
  • DE603476C - Separation of metals or metalloids forming water-soluble double fluorides from their compounds, in particular oxide or silicate ores containing foreign metals : de en
  • DE603671C - Device to improve the economic efficiency in turbine systems with occasional low loads, especially when ships are cruising : de en
  • DE603718C - Screw studs made from a section of H-shaped rod material : de en
  • GB417655A - Improvements in electro-mechanical power plant for locomotive vehicles : en
  • US1975213A - Process for making light fluffy material : en
  • US1975639A - Dash tire pressure indicator : en
  • FR771397A - Carrier device for parachutes : en fr
  • GB417262A - A method of treating materials which come into contact with photo-sensitive preparations : en
  • GB417348A - Improvements in rotary type exhausters, compressors, superchargers and the like : en
  • IE13346L - Purification of zinc : en
  • DE585460C - Process for the production of housings for shut-off devices by forging or pressing : de en
  • DE603355C - Method and apparatus for making seamless hollow rubber articles : de en
  • DE603606C - Arrangement to protect the asynchronous motor part of motor-generators against disturbances caused by the return of the missing voltage of the alternating current network : de en
  • DE603721C - Opening device for milk cans : de en
  • FR771170A - Totalizer system specially applicable to games using balls : en fr
  • FR771318A - Washing, rinsing and wringing machine for laundry and other fabrics : en fr
  • GB417214A - Improvements in and relating to gas blast electric switches : en
  • DE603368C - Thread tensioning device for slip frame : de en
  • ES2915U - Bigoudi or hair curler. (Machine-translation by Google Translate, not legally binding) : en es
  • US1975467A - Connecter for electric cables : en
  • US1975683A - Connecting clamp for wires and cables : en
  • US1975150A - Multiple die assembly for forming bottle caps : en
  • US1975303A - Instrument holder : en
  • US1975498A - Fastening device for percolator tops : en
  • FR771359A - Process for preparing artificial wood-like compositions : en fr
  • FR771274A - Manufacturing process for granulated sugar starting from wood sugar solutions : en fr
  • DE603418C - Friction pump with a cylindrical circulating body : de en
  • US1975267A - Method and apparatus for conditioning air : en
  • US1975531A - Pencil and igniter : en
  • DE603439C - Device for removing individual sheets of paper from a stack, especially for labeling machines : de en
  • DE601681C - Rotary piston machine with rotating abutments : de en
  • GB417376A - Improvements in inductance coils : en
  • GB417315A - Improved construction of box or carton for holding sweetmeats and other articles : en
  • GB417598A - Improved method and apparatus for wrapping cylindrical articles : en
  • US1975322A - Traffic signal control system : en
  • US1975753A - Welding method and apparatus therefor : en
  • US1975687A - Fruit cleaning and polishing machine : en
  • ES134696A1 - A process and its corresponding special apparatus for the magnetic separation of mixed products, of a different nature. : en es
  • US1975295A - Cotton compress : en
  • CA344965A - Powder box : en fr
  • DE603383C - Pressing device for dough with movable sheet metal support plate : de en
  • FR771238A - Process and machine for the manufacture of reinforced concrete pipes : en fr
  • DK49344C - Procedure for the production of synthetic silk threads, films, tapes and similar art products of solutions of cellulose in sulfuric acid. : da en
  • US1975261A - Fruit dicing machine : en
  • US1975318A - Printing machine : en
  • US1975530A - Toy : en
  • DE603644C - Process for the production of record blanks : de en
  • US1975466A - Method of finishing pile carpet or rug : en
  • GB417366A - Improvements in or relating to means for transporting goods and the like : en
  • USD93459S - Design for a plate ob similar : en
  • DE603609C - Device for measuring cylindrical outer and inner surfaces on workpieces during their machining : de en
  • DE603491C - Device for attaching seal labels to bottles with wire clip closures : de en
  • CA345093A - Corset : en fr
  • DE603501C - Arrangement for the commissioning of discharge sections, especially for power supply units : de en
  • FR771325A - Boiler temperature regulator adjustment strip and similar device : en fr
  • FR771345A - New barometer : en fr
  • FR771280A - Process for the manufacture of draw-off and passage valves and equivalent components : en fr
  • GB417231A - Improvements in vertical gas retort settings : en
  • FR771142A - Automatic sales device : en fr
  • GB417324A - Improvements in or relating to parquetry flooring, panelling and the like : en
  • USD93475S - Design for a dental flask : en
  • DE603348C - Circuit arrangement for middle and end women with cord operation : de en
  • DE603337C - Free release for self switch : de en
  • CA345012A - Motor vehicle : en fr
  • US1975084A - Composition of matter and process of treating molten metals : en
  • US1975298A - Water heater for oil burners : en
  • US1975068A - Fixture support : en
  • US1975651A - Rack : en
  • CA345009A - Package humidifier and drier : en fr
  • US1975296A - Ball bearing pulley : en
  • US1975423A - Automatically controlled oil burning system : en
  • DE603626C - Longitudinal receiving antenna : de en
  • FR771239A - Braiding machine : en fr
  • GB417486A - Apparatus for making suppositories : en
  • US1975403A - Incinerator : en
  • US1975440A - Steam generating apparatus : en
  • US1975611A - Azo dye : en
  • CA344982A - Insulated conductor : en fr
  • FR771174A - Machine for covering threads and mainly elastic threads : en fr
  • FR771176A - Industrial applications of alloys containing zirconium : en fr
  • GB417439A - Improvements in boot cleaning and polishing brushes : en
  • USD93457S - Display device : en
  • DE603647C - Process for the production of files by grinding from the solid, hardened Vorwerkstueck : de en
  • DE603576C - Optical torsion meter : de en
  • AU1441533A - Improvements in or relating to television and like apparatus : en
  • USD93450S - Design for a radiocabinet : en
  • US1975666A - Battery connecter : en
  • US1975744A - Electric sewing machine : en
  • USD93466S - Design for a buckle : en
  • CA344977A - Circuit breaker safety device : en fr
  • CA345078A - Spring connecting device : en fr
  • US1975103A - Laundry padding : en
  • US1975422A - Method and apparatus for the manufacture of disk ribbed pipes : en
  • US1975516A - Gravity indicator : en
  • AU1720934A - Improvements in or relating to rheostats or potentiometers : en
  • DE603708C - Coal dust distributor : de en
  • DE603763C - Process for the cracking of hydrocarbon oils and for the pressure hydrogenation of carbonaceous materials : de en
  • GB417364A - Stereoscope : en
  • CA345019A - Foot arch support : en fr
  • US1975269A - Glass pipe : en
  • US1975194A - Lifting sling : en
  • US1975199A - Attachment for splitting knives : en
  • US1975465A - Azodyestuffs : en
  • DE603558C - Rail brake magnet : de en
  • USD93455S - Design fob a bottle cap : en
  • GB417216A - Improvements in or connected with lawn mowers : en
  • CA345060A - Inductive circuit arc suppressing means : en fr
  • US1975630A - Sanding roller : en
  • DE595634C - Air jet impact shredder : de en
  • US1975376A - Alloy : en
  • DE603417C - Copier with a device for determining the correct exposure time, etc. : de en
  • US1975142A - Thermostatically controlled fuel : en
  • CA345090A - Column building method : en fr
  • GB417436A - Improvements in or relating to methods of capping electric incandescent lamps or thelike : en
  • CA345024A - Milk bottle capping machine : en fr
  • US1975659A - Evaporator for refrigerating devices : en
  • DE603298C - Arrangement for inertia-free distribution for multiple signal transmission with connection of the transmission channels in continuous sequence : de en
  • US1975089A - Cane harvesting machine : en
  • USD93437S - Design for a bottle casing : en
  • DE603766C - Suspension bracket for curtains, curtains or the like. : de en
  • US1975366A - Motor vehicle chassis : en
  • CA345106A - Cylinder grinder : en fr
  • DE603572C - Process for the treatment of chrome leather tanned in particular by the two-bath process : de en
  • CA345049A - Ventilator mechanism for vehicle windows : en fr
  • AU1579334A - Improvements in and relating to water closet flushing cisterns : en
  • FR771120A - Extendable pliers for extracting animals from their burrows : en fr
  • US1975220A - Electroacoustic musical instrument : en
  • US1975420A - Safety connection on electric lifts : en
  • US1975472A - Bottle opener : en
  • US1975505A - Filling device for hydraulic gears : en
  • US1975315A - Process and apparatus for treating oils : en
  • FR771104A - Standardizing speed control device for steam generators : en fr
  • FR771261A - : fr
  • US1975340A - Azo dyes : en
  • US1975682A - Process for manufacturing an explosive substance containing ammonium nitrate : en
  • DE603724C - Tighter for ski bindings : de en
  • DE603492C - Device to prevent the goods from sticking to the walls of bunkers, rubble trunks and other containers : de en
  • US1975204A - System and apparatus for handling material : en
  • US1975565A - Locomotive : en
  • USD93444S - Design fob a fountain pen ob pencil : en
  • USD93508S - Design for a shoe : en
  • US1975557A - Sheet dispensing device : en
  • FR771228A - Principle of registering calculator controlled by punched cards : en fr
  • GB417645A - Improvements in or relating to photographically copying sound records : en
  • FR771295A - Dissolving product for cleaning the hair or other applications : en fr
  • FR771396A - Handheld or portable device for recording and reproducing speech and sounds in general : en fr
  • FR771380A - Openable boom carriage, with elastic suspension for rolling : en fr
  • FR771233A - Arrangement for ordering plansifters : en fr
  • GB417426A - Improvements in the pneumatic transmission of power : en
  • GB417448A - Improvements in and relating to drives for electric locomotives : en
  • GB417408A - Improvements in gasfilled triode circuits : en
  • IE13214L - Electric discharge tubes : en
  • ES135300A1 - A mechanism of invention of the direction of rotation of the propeller of the aircraft during the march. : en es
  • GB417518A - Improvements in or relating to scrubber standpipes for horizontal gas retorts : en
  • US1975387A - Salts of amino-acridine compounds with sulphonic acids : en
  • ES2935U - Cardboard container. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771287A - Device for guiding the spindles of braiding machines : en fr
  • ES2931U - Package of triangular shape for the transfer and export of all kinds of fruits. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771376A - Containers for transporting beverages : en fr
  • US1975514A - Ball pusher for grinding mills : en
  • US1975576A - Method of applying a conducting coating on insulators : en
  • US1975608A - Electric blasting cap : en
  • US1975342A - Necktie : en
  • CA345026A - Friction material : en fr
  • DE603578C - Pruning shears : de en
  • DE603468C - Suspension for motor vehicles : de en
  • CA345103A - Reverse gear : en fr
  • DE603362C - Impeller pump with sealing, circulating auxiliary fluid : de en
  • ES2924U - Annunciator device applicable to tables. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417372A - Improvements in centrifugal separators : en
  • US1975157A - Counter : en
  • US1975225A - Electric welding : en
  • US1975162A - Method for placing divided materials at relatively inaccessible points : en
  • US1975634A - Cooling means : en
  • US1975179A - Coating material : en
  • FR771282A - Sliding adjustment device for strips of fabric intended for making garters, suspenders, etc. : en fr
  • GB417207A - An improved attachment for holding booklets, and the like in binders : en
  • US1975185A - Centrifugal clutch : en
  • US1975432A - Carburetor : en
  • US1975229A - Valve for rock drills : en
  • GB417263A - Improvements in the manufacture of filaments, yarns, ribbons, fabrics and like materials, made of or containing cellulose esters : en
  • ES135320A2 - Procedure for the manufacture of your own footwear for bathing and beach. : en es
  • US1975747A - Stop motion for looms : en
  • FR771289A - Magnesium manufacturing process : en fr
  • ES135315A3 - Procedure to manufacture waterproof bags. : en es
  • FR771273A - Improvements to pedals of bicycles and the like : en fr
  • GB417653A - Improvements in the treatment of fuel spirits : en
  • DE601536C - Wind power machine with air compressor, the reciprocating pistons of which are switched on and off one after the other by a centrifugal regulator : de en
  • US1975475A - Desulphurization of hydrocarbon oils by hydrogenation : en
  • CA345043A - Fibre spoke gear : en fr
  • US1975289A - Apparatus for cleaning film-strip : en
  • US1975312A - Lubricating device : en
  • USD93465S - Design for a buckle : en
  • DE603509C - Wall and ceiling pull switches : de en
  • FR771200A - Method for manufacturing undeformable knits, mechanism allowing the production and new products resulting therefrom : en fr
  • GB417640A - Improvements in kinematograph films and in methods for the production thereof : en
  • FR771236A - Process for the manufacture of assimilable phosphate and caustic soda : en fr
  • FR771134A - Improvements to tube furniture : en fr
  • GB417378A - Improvements in inductance coils : en
  • DE603514C - Dry plate rectifier arrangement with upstream amplifier, especially for measuring purposes : de en
  • US1975374A - Game apparatus : en
  • US1975712A - Device for producing adjusting motions in automatic machinery : en
  • DE603493C - Transition point between a belt conveyor for documents conveyed upright and a two-belt conveyor : de en
  • DE603693C - Conveyor bag for loose road building materials : de en
  • ES135286A1 - Shoe support for cleaning it. : en es
  • GB417368A - Improvements in autogenous welding apparatus : en
  • GB417442A - Improvements in electric switch-fuses : en
  • US1975561A - Automatic pressure regulator for vacuum discharge tubes : en
  • USD93529S - Design fob a lady s coat : en
  • FR771148A - Process for the manufacture of brake drums with centrifugal outer jacket in wear-resistant cast iron, and new industrial products obtained by its application : en fr
  • DE603378C - Internal combustion engine with fuel injection : de en
  • DE603649C - Manufacture of iron railway sleepers with rail guide ribs, especially turnout and curve sleepers : de en
  • FR771213A - Adjustable clothing : en fr
  • GB417429A - Improvements in devices for dressing grinding wheels : en
  • GB417232A - Improvements in and relating to the construction of air propellers and blades therefor : en
  • US1975706A - Hosiery toe : en
  • GB417293A - Improvements in and relating to indicating devices on radio-receivers and the like : en
  • US1975562A - Jointer fence : en
  • GB417191A - Improvements in thermionic valves : en
  • GB417419A - Electrodeposition of cadmium : en
  • ES2943U - Beard soap bar case (Machine-translation by Google Translate, not legally binding) : en es
  • FR771240A - Method and apparatus for applying moving materials to certain bodies, such as electric cables : en fr
  • FR771276A - Cardboard container : en fr
  • FR771327A - Advanced training in antiparasitic devices : en fr
  • GB417393A - Improvements in or relating to holders for electric lamps : en
  • GB417479A - Improvements in coating compositions : en
  • DE603627C - Power line for antennas : de en
  • US1975583A - Acid resisting pump : en
  • GB417396A - Improvements in and relating to control switches for electric motors : en
  • GB417347A - Improved construction of stocking suspender or clip : en
  • GB417306A - Improved vaporising and igniting device for internal combustion oil engines : en
  • GB417465A - Improvements in or relating to the production of caustic alkalies in a form suitable for packing and transport : en
  • DE603333C - Circuit for feeding several different colored light sources from the secondary windings of a rotating transformer with variable mutual induction between the primary winding and secondary windings : de en
  • DE603395C - Leonard drive : de en
  • DE603541C - Thread guide for rayon twisting machines : de en
  • GB417342A - Automatic feeding mechanism for separate like articles : en
  • US1975520A - Folding chair : en
  • USD93481S - Design for a bottle : en
  • GB417391A - Improvements in lubricant testing devices : en
  • AU1441633A - Improvements in or relating to television, oscillographic and like apparatus : en
  • US1975544A - Paste for storage battery plates : en
  • USRE19337E - Car loading device : en
  • AU1473533A - Improvements in and connected with straw-walkers of threshers header harvesters and like machines : en
  • FR771123A - Lighters improvements : en fr
  • FR771368A - Box for consistent or viscous substances or ointments with device for removing its contents : en fr
  • US1975191A - Ham saw-gauge : en
  • US1975314A - Scroll saw : en
  • US1975551A - Lifting device for motor and other vehicles : en
  • US1975708A - Method and apparatus fob drying : en
  • US1975508A - Superheater : en
  • US1975201A - Sound controlling means : en
  • US1975205A - Double stand-up collar : en
  • US1975168A - Transformer tank construction : en
  • US1975575A - Apparatus for the spinning of cuprammonium filaments : en
  • CA345091A - Fastener : en fr
  • US1975324A - Wall covering : en
  • US1975570A - Closet seat hinge : en
  • USD93500S - Design fob a dress : en
  • US1975151A - Chamfering mechanism : en
  • US1975250A - Hydraulic feed control apparatus : en
  • AU1519633A - Improved shearing comb : en
  • US1975568A - Molecular vacuum pump : en
  • CA345045A - Engine : en fr
  • DE603254C - typewriter : de en
  • DE603490C - Push rod lock for mowing machines : de en
  • GB417639A - Improvements in and relating to copy-holders : en
  • US1975218A - Fish lure : en
  • US1975371A - Electric signaling system : en
  • US1975489A - Driving mechanism for stokers : en
  • US1975728A - Sewing machine : en
  • GB417450A - Improvements in glow discharge tubes for photographic sound recording : en
  • FR771383A - Winding or balling device for forming balls of steel wool or other metals : en fr
  • ES132969A1 - PROCEDURE FOR THE TREATMENT OF WASTE, SEWER WATER AND THEIR SIMILARS AND DEVICE FOR THEIR EXECUTION : en es
  • FR771109A - Aquatic propulsion device : en fr
  • US1975438A - Magnetic muffle or other body and method of varying the magnetic transformation thereof : en
  • US1975614A - Thermostatic control circuit : en
  • USD93517S - Design for a dress : en
  • US1975745A - Electric phonograph : en
  • FR771107A - Lantern for traffic control at intersections : en fr
  • FR771364A - Tubular filter : en fr
  • US1975388A - Automobile jack combination : en
  • US1975584A - Machine for manufacturing composition roofing : en
  • FR771209A - Selective circuit arrangement for radio receivers : en fr
  • GB417490A - Improvements in and relating to the preservation of comestibles in closed vessels : en
  • DE603608C - Angle checking device : de en
  • GB417302A - Improvements in dissolving and extracting devices : en
  • US1975148A - Tire-changing stand : en
  • US1975707A - Loose leaf binder : en
  • US1975740A - Gyroscopic apparatus : en
  • US1975751A - Barn, etc. : en
  • GB417489A - Improvements in the manufacture and production of azo dyestuffs : en
  • DE603295C - Process for the simultaneous production of ammonia as ammonia water and benzene : de en
  • ES135306A2 - Procedure for dyeing animal fibers. : en es
  • GB417409A - Improved suspension device for geographical or like globes : en
  • GB417474A - Improvements in or relating to furnaces : en
  • FR771106A - Glued shoe and its manufacturing process : en fr
  • US1975226A - Power factor measurements in high tension cables : en
  • US1975697A - Plasticizing esters : en
  • FR771272A - Process for the preparation of polymers of hydrocarbons : en fr
  • FR771385A - Method of stabilizing the axis of rotation for very high angular speed controls : en fr
  • GB417213A - Improvements in hinges : en
  • US1975287A - Advertising device : en
  • US1975392A - Bottle washing machine : en
  • GB417386A - Improvements in electrical impedance networks : en
  • GB417349A - Improvements in or relating to honey extractors : en
  • FR771183A - Endless chain, made up of one-piece and interchangeable elements, fitted with several bottle holder cups : en fr
  • GB417400A - Improvements in lapping and honing machines : en
  • US1975686A - Register or grate cover holder : en
  • FR771111A - Device for animating and sounding figurines, dolls or mannequins : en fr
  • US1975528A - Regulator for molding machines : en
  • DK49346C - Procedure for Correction of the Chemical-Physical Equilibrium in Bicarbonate Contained Domestic Water in Hot Water Systems. : da en
  • ES135152A3 - Improvements in the manufacture of air mattresses. : en es
  • DE603589C - Roll film camera : de en
  • FR771184A - Endless chain control system by alternating clicks and chain stopping times longer than running times : en fr
  • ES135299A1 - New tank for the production of a very economical gas in relation to those currently used, applicable to kitchens, stoves and ovens, and also to gas engines. : en es
  • FR771149A - Cereal-based flake product for the manufacture of a drink : en fr
  • FR771389A - New process for recovering heat lost from generators in evaporation stations : en fr
  • ES135291A1 - A fuel saving device. : en es
  • FR771146A - Device for obtaining luminous moving writings, inscriptions and drawings : en fr
  • FR771260A - Removable bowling rack for billiards use : en fr
  • FR771386A - Audible vacuum warning device : en fr
  • GB417491A - Improvements in or relating to painting compositions : en
  • DE603486C - Device for surface welding of thin plates : de en
  • GB417481A - Improvements in or relating to the production of rubber articles from dispersions of or containing natural rubber latex : en
  • FR771393A - Reflector for rectilinear light source : en fr
  • ES135287A1 - An own device for indication and warning of obstacles in all kinds of mechanical traction vehicles. : en es
  • GB417251A - Improvements in carrier frequency signalling systems : en
  • USD93476S - Design for a pencil : en
  • USD93497S - Design fob a cabinet fob a mechan : en
  • CA345071A - Temporary binder : en fr
  • CA345062A - Wardrobe case : en fr
  • US1975616A - Tanning process and product produced thereby : en
  • US1975725A - Vehicle : en
  • AU1441133A - Improvements in or relating to piezo electrically controlled thermionic valve oscillation generators : en
  • US1975219A - Cutter for bias cutting machines : en
  • ES134644A1 - Government of valves for piston locomotives. : en es
  • ES2944U - Metallic ball (Machine-translation by Google Translate, not legally binding) : en es
  • GB417444A - Method of producing colour-photographic bleach out images : en
  • US1975756A - Coil sticking machine : en
  • DE603686C - Process and device for the production of bisulfite solutions : de en
  • CA345080A - X-ray installation : en fr
  • US1975741A - Card stripping mechanism : en
  • US1975453A - Paper box handle : en
  • US1975552A - Trolley wire hanger : en
  • US1975754A - Fish stringer : en
  • US1975096A - Series boiler : en
  • US1975360A - Holder for hypodermic needles : en
  • CA345089A - Motor fuel distillate : en fr
  • US1975085A - Control for vapor generators : en
  • US1975246A - Alkyd resin : en
  • USD93493S - Design for a shoe : en
  • CA345052A - Resin and ester processing : en fr
  • US1975112A - Beryllium alloy : en
  • USD93463S - Design for a registering machine : en
  • AU1544133A - An improved construction of oil fuel burner : en
  • DE603477C - Steam boiler with direct and indirect steam generation : de en
  • DE603521C - Circuit for measuring the insulation resistance in installations and devices for evaluating the measured values : de en
  • GB417590A - A television receiving method employing braun tubes : en
  • DE603388C - Signaling device, especially for vehicles with trailers : de en
  • DE603659C - Floating air raid hood : de en
  • DK49329C - Antenna distribution system. : da en
  • FR771302A - Improvement to transparent hollow elements used for construction : en fr
  • CA344983A - Thread and yarn treating process : en fr
  • CA345036A - Thermionic amplifier : en fr
  • ES2927U - Articulated screen. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417858A - Improvements in or relating to fireplaces and the like : en
  • USD93486S - Design for a shoe : en
  • CA345017A - Battery ignition system : en fr
  • US1975276A - Secured match vault : en
  • US1975499A - Constant illumination electric lamp : en
  • US1975410A - Electric heating furnace : en
  • DE603289C - Device for mirroring cigarettes : de en
  • USD93445S - Design fob a signal light : en
  • USD93492S - Design fob a shoe : en
  • US1975607A - Adjustable guide arm : en
  • US1975443A - Production of sodium hyposulphite and zinc compounds : en
  • CA344999A - Motor vehicle steering gear : en fr
  • US1975716A - Manufacture of lithopone : en
  • AU1724034A - Improvements in or relating to circuit arrangements for high frequency amplifiers and frequency multiplication arrangements : en
  • US1975417A - Motor propelled cultivator or garden-tractor : en
  • US1975407A - Pad for garment pressing devices : en
  • DE603681C - Garbage truck with rotatable filling drum and a flap closure that closes the filling opening of the drum and is coupled to the garbage can lid : de en
  • ES134936A3 - New improved auto-reflectors and mounting devices on veneer and wood. : en es
  • US1975485A - Process for manufacturing pulverulent hydraulic binding agents containing bituminouscomponents : en
  • DE603633C - Attachable reflector for motor vehicle headlights of normal types : de en
  • US1975635A - Heat control radiator valve : en
  • USD93483S - Design for a bottle : en
  • DE603696C - Suspension arrangement for a railway engine : de en
  • US1975203A - Printing telegraph system : en
  • US1975621A - Retort oven for low temperature carbonization : en
  • US1975643A - Combination brush and holder : en
  • US1975526A - Match package : en
  • FR771219A - Improvements to gears for steering mechanically driven vehicles or for other purposes : en fr
  • GB417340A - Improvements in the manufacture and production of sols and highly dispersed suspensions containing oxidic metal compounds : en
  • GB417432A - Improvements in installations for applying caps to bottles, jars and like vessels : en
  • FR771172A - Electric discharge tube : en fr
  • US1975679A - Percussion detonating composition : en
  • ES2918U - Anti-glare device for automobile headlights. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771105A - Control and regulation device for flash boilers : en fr
  • US1975594A - Oil reclaiming machine : en
  • CA345022A - Anti-glare shield : en fr
  • FR771198A - Mechanical optical system for measuring angles and distances : en fr
  • US1975582A - Preparing lubricating greases : en
  • US1975265A - Metal barrel head : en
  • US1975569A - Improvements in and relating to resinous compositions derived from polyhydric alcohols and polybasic acids : en
  • FR771256A - Improvements made to speedometers : en fr
  • DE603665C - Waste flushing device with air chamber and self-closing valve arranged in the outlet pipe : de en
  • DE603619C - Cutting machine for paper, cardboard, etc. Like. With hand pressing : de en
  • DE594794C - Single or multi-phase motor with stator winding protected against ingress of water : de en
  • GB417360A - Door for horizontal oven chambers : en
  • GB417656A - Improvements in or relating to pipe bending tools : en
  • FR771303A - Improvement in thermoelectric transmission equipment, in particular for traction, in which a shunt of the inductors of the motors is carried out by an automatic control : en fr
  • GB417280A - Improvements in or relating to driving arrangements for swingable sieve frames particularly of grits cleaning machines : en
  • USD93495S - Design for a shoe : en
  • FR771296A - Process for improving the waterproofing of shoes and boots : en fr
  • FR771326A - Claw gripper device for picking up and dispensing pieces of ice : en fr
  • GB417657A - Improvements in, or relating to, electric furnaces for the heat-treatment of metallic strip : en
  • GB417519A - New synthetic resins and their manufacture : en
  • US1975334A - Key retainer : en
  • US1975664A - Convertible chair : en
  • FR771165A - Train control device : en fr
  • FR771387A - Abdominal belt : en fr
  • US1975637A - Acoustical material : en
  • US1975251A - Shelf trimming : en
  • US1975684A - Electric switch : en
  • USD93482S - Design fob a textile fabric : en
  • US1975699A - Poppet valve for internal combustion engines : en
  • US1975610A - Thermionic tube : en
  • US1975110A - Figure : en
  • US1975182A - Pedal switch : en
  • US1975176A - Tap changing system : en
  • US1975689A - Chair and stretcher : en
  • DE601643C - Multi-stage rotary piston machine with centrally mounted piston bodies : de en
  • DE603329C - Device for the compensation of the superimposed harmonic torsional forces of different orders : de en
  • US1975518A - Electrode means for therapeutic purposes : en
  • CA345100A - Artificial filament production : en fr
  • US1975316A - Ventilator : en
  • US1975537A - Forging machine : en
  • GB417514A - Improvements in pressure gauges, particularly for indicating absolute pressure, and the like instruments : en
  • FR771293A - Device for manufacturing car hood fans : en fr
  • GB417313A - Improved self-luminous rear light or the like for vehicles : en
  • GB417425A - Improvements in and relating to type wheel mechanisms for telegraph receivers and like apparatus : en
  • DE603473C - Method and device for producing gaps in a tobacco rod on a rod cigarette machine : de en
  • ES135272A1 - An endless belt of perfected manufacturing based on textile and elastic or plastic material. : en es
  • DE603450C - Filled electrical cable system : de en
  • US1975139A - Assembling die : en
  • US1975556A - Leatherboard product and method of making same : en
  • US1975328A - Hair shaping attachment : en
  • US1975529A - Regulator for molding machines : en
  • US1975723A - Pencil : en
  • GB417329A - Improvements in and relating to electric ship propulsion systems : en
  • DE603480C - Process for the production of shaped, easily spreadable fertilizer salts and mixed fertilizers : de en
  • US1975430A - Hinge : en
  • US1975698A - Electrical apparatus for the control of stage lighting equipment or the like : en
  • US1975193A - Hone or abrading tool : en
  • USD93469S - Design for a dress : en
  • US1975075A - Electric cable system : en
  • US1975590A - Bleaching cellulose : en
  • US1975419A - Automatic electric extension light : en
  • GB417195A - Improvements in or relating to electric welding : en
  • GB417513A - Method of producing an enzyme for treatment of malignant growths : en
  • DE603485C - DC cross-field machine : de en
  • US1975153A - Method of producing multicolored threads : en
  • US1975280A - Magnetically oscillated mirror : en
  • US1975081A - Fibrous products with inorganic binders : en
  • CA345059A - Electric wave signalling apparatus : en fr
  • DE603628C - Arrangement for single-frequency transmission : de en
  • DE603371C - Cutting shoe for the pit lining : de en
  • US1975255A - Process of treating wood : en
  • CA345020A - Salicylic acid and calcium salt combination : en fr
  • US1975259A - Method of producing graphitic carbon : en
  • FR771299A - Improvements to aircraft with great course stability : en fr
  • FR771366A - Improvements in elastic couplings for shock absorption in gear transmissions : en fr
  • US1975389A - Refining mill of the roll and adjustable breast bar type : en
  • DE603516C - Starting device for electric motors that start freely before the load, with a single-stage voltage reduction : de en
  • GB417350A - Fuel jettisoning valve arrangement for aircraft : en
  • US1975235A - Building block : en
  • CA345013A - Motor vehicle : en fr
  • DE603397C - Circular knitting machine with revolving needle cylinder and thread guides : de en
  • DE603590C - Theft protection for motor vehicles : de en
  • US1975721A - Radiotube : en
  • CA344978A - Lawn mower : en fr
  • US1975171A - Process of purifying tetra alkyl lead : en
  • US1975469A - Fluid pressure advertising display device : en
  • US1975541A - Means for preserving food stuffs : en
  • GB417269A - Improvements in speed change mechanism for lathes and like machine tools : en
  • GB417361A - Improvements in and relating to cartons and like containers : en
  • FR771291A - Bottle for fermentable liquids : en fr
  • AU1465133A - Improvements in and relating to method of and apparatus for drying copra : en
  • FR771235A - Device for eliminating play in operating mechanisms by threaded shaft : en fr
  • GB417209A - Centrifugal appliance for the treatment of fibres spun in spinning pots : en
  • DE603751C - Intermediate stuffing box for steam turbines : de en
  • ES135295A1 - An apparatus to describe and trace curves. : en es
  • CA344981A - Insulated conductor : en fr
  • CA345021A - High pressure lubricating device : en fr
  • CA345035A - Ammonia recovery : en fr
  • US1975500A - Lubricating wrist-pin bearing : en
  • US1975363A - Yarn holder : en
  • US1975538A - Sash construction : en
  • AU1417633A - Improvements in and relating to clothes hoists : en
  • AU1616334A - Improvements in or relating to intestinal adsorbents : en
  • AU1696334A - Improvement in method and apparatus for forming enwrapped comestible bars andthe like : en
  • US1975271A - Plow : en
  • US1975735A - Stocking and method of making the same : en
  • FR771342A - Method and apparatus for scutching plant stems, such as broom and the like : en fr
  • CA345058A - Moth destroying compound : en fr
  • DE603566C - Control transformer with two alternating and step-wise working tap changers per phase : de en
  • DK49328C - Device by Magasinfyr. : da en
  • CA344980A - Coloured picture projection : en fr
  • DE603497C - Line and shaft construction in steel and iron : de en
  • CA345042A - Weed killing composition : en fr
  • USD93489S - Design fob : en
  • CA345050A - Motion picture camera : en fr
  • DE603674C - Interference protection for electrical machines : de en
  • CA345077A - Elevator door mechanism : en fr
  • GB417178A - Improvements in aeroplane wing structures : en
  • GB417715A - Improvements in the manufacture and production of pharmaceutical preparations : en
  • DE603393C - Procedure for laying oil-filled cables : de en
  • US1975477A - Check valve : en
  • US1975688A - Garment : en
  • DE603614C - Device for the production of a grid made of rayon threads, especially intended for color photography : de en
  • ES135311A1 - A procedure for the construction of elastic tires for vehicles. : en es
  • GB417488A - Improved means for establishing the authenticity of bank notes, bonds, or like documents : en
  • US1975137A - Railway traffic controlling system : en
  • US1975188A - Bucket : en
  • FR771298A - Advanced railroad car connection system : en fr
  • GB417597A - Improvements in optical apparatus for reproducing sound from electro-mechanically-produced records : en
  • DE603752C - Screw connection secured against unintentional loosening : de en
  • CA345105A - Catalyst for ammonia oxidation : en fr
  • US1975132A - Manufacture of sheets or films of cellulose material : en
  • GB417266A - Improvements in and relating to movable service boxes for use in the delivery of goods to house doors and the like : en
  • GB417318A - Improvements in casings for mechanical fuse mechanisms of projectiles : en
  • DE603548C - Container : de en
  • DE603489C - Haulm removal device associated with a potato harvester : de en
  • GB417582A - Improvements in or relating to the catalytic production of alcohols and alcoholic derivatives : en
  • US1975299A - Ski binding : en
  • US1975690A - Illuminated sign : en
  • ES135190A1 - A new welding procedure for metals by chemical means. : en es
  • GB417290A - Improvements in the manufacture of artificial products from viscose : en
  • FR771188A - Method for controlling a braking field lamp without expenditure of energy : en fr
  • DE603484C - Image transmission method, especially for the wireless transmission of tinted images in the manner of telegraphy keying : de en
  • GB417301A - Sheet-feeding device for printing and other machines : en
  • FR771250A - Smoker set : en fr
  • FR771355A - Receivers for television, phototelegraphy and the like : en fr
  • DE603511C - Single or multi-pole oil switch : de en
  • US1975326A - Continuous sheeting and laminating process : en
  • US1975123A - Bag making method and bag making machine : en
  • US1975260A - Puff : en
  • DE603524C - Gas-filled mercury vapor lamp, the electrodes of which are in conductive connection with one another before being switched off : de en
  • FR771110A - Method and apparatus for making ravioli and the like : en fr
  • GB417457A - Improvements in, and relating to, forging, swaging, sharpening and like machines : en
  • DE603569C - Electrical discharge tubes, in particular for emitting light beams, with positive column discharge and tube ends lying next to one another, which are provided with a common base : de en
  • GB417275A - Improvements in poultry mash hoppers : en
  • ES135325A1 - Heat recovery. : en es
  • ES2942U - Calibrated external device of the mouth of the glass or analogous vessels of glass, glass or half glass. (Machine-translation by Google Translate, not legally binding) : en es
  • US1975080A - Method of making molded laminated mica products with inorganic binders : en
  • DE603685C - Extraction of pure sulfur : de en
  • FR771169A - Improvements made to intake regulators for internal combustion engines : en fr
  • US1975452A - Manufacture of ground wood pulp and grinding stone therefor : en
  • US1975144A - Breather valve : en
  • US1975458A - Manufacture of cold mix paving material : en
  • USD93454S - Design for a clock : en
  • ES135302A1 - A process for the destructive hydrogenation of solid, distillable carbonaceous material. : en es
  • DE603624C - Process for the preparation of alkamine esters : de en
  • DE603707C - Feeding device for gas generators : de en
  • GB417305A - Improvements relating to cam mechanism : en
  • DE603532C - Device for cleaning the electrodes of spark plugs : de en
  • ES135279A1 - A method to make pavements of roads and similar surfaces, covered for walls and molded blocks. : en es
  • US1975491A - Planting machine : en
  • USD93449S - Design fob a badiocabinet : en
  • FR771335A - Improvements to roller refiners for processing chocolate and other materials : en fr
  • GB417433A - Improvements in and relating to methods of reducing refractory oxides : en
  • DE603583C - Starting device on internal combustion engines with external combustion in several combustion chambers : de en
  • US1975431A - Net making machine : en
  • US1975560A - Apparatus for boiling viscous solutions : en
  • ES2917U - Special packaging for bunches of grapes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR771175A - Safety device for railway trains : en fr
  • GB417407A - Improvements in or relating to corsets, girdles and the like : en
  • FR771167A - Improvements made to the means to obtain the soundproofing of buildings : en fr
  • FR771245A - heat exchanger : en fr
  • US1975620A - Coil winding machine : en
  • US1975073A - Agitating apparatus : en
  • US1975207A - Telephone system : en
  • US1975279A - Apparatus for recording sound on photographic films : en
  • US1975353A - Lamp assembly means : en
  • US1975446A - Display card : en
  • US1975210A - Stripper : en
  • US1975350A - Web or sheet cutting mechanism for printing machines : en
  • US1975237A - Hitch device : en
  • US1975675A - Mechanical regulation or tension indicator : en
  • DE603560C - Telautograph, in which two different frequencies are used to transmit each of the two components of the movement of the transmitter pen, one for forward and backward movement in each component direction : de en
  • DE603570C - Process for the preparation of conversion products of chromium-containing azo dyes : de en
  • CA344962A - Process of treating potassium containing materials : en fr
  • DK49325C - Procedure for the manufacture of wax-prepared paper or similar containers. : da en
  • AU1544233A - An improved oil burner : en
  • US1975254A - Hanger : en
  • US1975288A - Oil burner : en
  • CA344964A - Steam generating system : en fr
  • GB417192A - Improvements in thermionic valves : en
  • ES135297A1 - An apparatus for applying wax to polish floors and other surfaces. : en es
  • SE81569C1 - Method and apparatus for shrinking textile fabrics. : en sv
  • US1975233A - Azo dyes and method for their preparation : en
  • CA345047A - Vertical break disconnecting switch : en fr
  • ES2937U - Filter cannula (Machine-translation by Google Translate, not legally binding) : en es
  • FR771128A - Process for manufacturing cement parts with polished surfaces and device for molding such parts : en fr
  • DE603376C - Device for receiving electrical waves by means of three-electrode tubes in braking field circuit : de en
  • US1975347A - Interval timer : en
  • US1975450A - Cigar banding machine : en
  • FR771248A - Improvements in hydraulic energy transmission : en fr
  • US1975736A - Electric iron : en
  • DE603593C - Blank gun : de en
  • AU1702534A - Improvements intime governed control means for combination with electric service plugs : en
  • US1975705A - Water spiral power unit : en
  • ES135316A1 - A new procedure for the preparation of roving bobbins and the roving frames that they refer to. : en es
  • DK49345C - Dry Culture of Microorganisms and Procedure for the Production of the Same. : da en
  • US1975190A - Thermostat : en
  • CA345003A - Classifier : en fr
  • USD93516S - Design for a dress : en
  • CA344995A - Automobile wheel : en fr
  • US1975750A - Resinous composition : en
  • AU1735134A - Improvements in screws : en
  • CA345002A - Fertilizer : en fr
  • ES133442A1 - A mechanical procedure to ensure the fixation of threaded screws [GOES TO UTILITY MODEL No. 2474]. : en es
  • FR771155A - Device for roasting coffee, beans, and other similar products, in particular malt coffee : en fr
  • DE603591C - Device for sterilizing or cleaning all kinds of vessels : de en
  • US1975573A - Railway car : en
  • US1975108A - Metal cribbing : en
  • US1975215A - Tool holder : en
  • FR771262A - Security device : en fr
  • USD93520S - Design for a serving dish : en
  • AU1430233A - Improvements in milk cans : en
  • DK49324C - Hydraulic Clutch or Gear. : da en
  • GB417307A - Drying artificial silk : en
  • GB417241A - Cover for bicycle saddles and the like : en
  • USD93435S - Design for a motor vehicle heater : en
  • DE603499C - Device for controlling the nozzle valves of steam turbines : de en
  • FR771206A - Wire potentiometer, more particularly for t devices. s. f. : en fr
  • GB417230A - Improvements in reflecting signs : en
  • US1975460A - Lasting apparatus : en
  • US1975631A - Emulsifying apparatus : en
  • US1975695A - Wrench : en
  • US1975519A - Steam plant : en
  • USD93499S - Design for an electrical choke coil : en
  • US1975264A - Fluid pressure brake system : en
  • CA344990A - Hydraulic transmission mechanism : en fr
  • US1975629A - Adjusting device for a pair of objectives of binocular microscopes : en
  • US1975411A - Azodyestuff : en
  • US1975133A - Shoe calk : en
  • US1975189A - Hair waving implement : en
  • FR771347A - Vacuum limiter for internal combustion engines : en fr
  • CA345007A - Safety bolt : en fr
  • US1975473A - Friction controlling apparatus : en
  • US1975325A - Antiskid chain and means for applying and removing same : en
  • GB417402A - Means for regulating the continuous voltage furnished by rectifiers of the mercury vapour type : en
  • GB417338A - Improved means for the protection of electrical installations : en
  • CA345097A - Fabric processing : en fr
  • DE603631C - Device in electrical AC machines to prevent the current from being displaced in axially subdivided connecting brackets that run in two planes : de en
  • ES1856Y - Vessels or containers with voluntary sealing spillway devices. : en es
  • US1975515A - Decorative material and method of making : en
  • US1975632A - Door operating means : en
  • DE603353C - Control measuring device with several organs for monitoring the pointer position, especially in the form of drop bars : de en
  • US1975543A - Tie rack : en
  • DE603523C - Portable device with an electric light bulb fed by a power source for reading theater texts during the performance : de en
  • ES133792A1 - Improvements introduced in the manufacturing of shoe soles. : en es
  • DE603535C - Adjustable decorative plate : de en
  • US1975076A - Production of metallic carbonyls : en
  • USRE19336E - Mechanical stoker : en
  • ES2702U - Improvement in mouldboard plows. (Machine-translation by Google Translate, not legally binding) : en es
  • US1975442A - Gyroscopic instrument : en
  • USD93524S - Design for a bottle : en
  • USD93531S - Design for a magnetic compass : en
  • CA345088A - Scale : en fr
  • DK49343C - Procedure for Preserving Fruit and the like. : da en
  • US1975277A - Combined mirror and instrument : en
  • DE603483C - Clamping device for booms on catenary masts made of profile iron : de en
  • GB417183A - Improvements in and relating to protective devices for electric circuits : en
  • CA345104A - Free piston engine : en fr
  • US1975657A - Combined metal door casing and plaster retaining means : en
  • US1975386A - Process of preparing 1.4-diamino-anthraquinone-2.3-disulphonic acid : en
  • US1975601A - Furnace grate : en
  • USD93526S - Design for a bottle : en
  • CA344992A - Filter : en fr
  • CA345083A - Vacuum tube rectifier : en fr
  • DE603725C - Cone base with pan-like cavity : de en
  • US1975628A - Book binding : en
  • US1975184A - Valve for oil well pump plungers : en
  • US1975749A - Solution tank : en
  • AU1452533A - Improvements in extension ladders : en
  • US1975167A - Preparation of ketone-amines : en
  • FR771353A - Switch refinements : en fr
  • GB417208A - Improvements in electric cables : en
  • GB417857A - Improvements relating to the manufacture of spongy indiarubber and other substances : en
  • FR771369A - Device for gasification of fuels : en fr
  • CA345069A - Store : en fr
  • GB417423A - Manufacture of cyclohexylphenols and intermediate products : en
  • US1975306A - Water softener : en
  • DE603652C - Bicycle sidecar : de en
  • GB417405A - Improvements in devices for dressing grinding wheels : en
  • GB417223A - Improvements in goggles : en
  • US1975121A - Tube making machine : en
  • US1975156A - Building : en
  • ES2913U - Three-pole electric current switch in the shape of a pear. (Machine-translation by Google Translate, not legally binding) : en es
  • GB417203A - Improvements in or relating to temperature indicating apparatus : en
  • CA345099A - Textile material processing : en fr
  • AU1432333A - Improvements in systems for communication control or signalling influences more particularly for centralised traffic controlling installations for railways : en
  • US1975369A - Engine for operating presses : en
  • USD93480S - Design fob a bottle : en
  • USD93504S - Design fob a skirt oe the like : en
  • ES134487A1 - A procedure that allows obtaining an accessory product of hair perm : en es
  • DE602404C - Gripper arm for grippers with a large number of arms arranged in a star shape : de en
  • GB417515A - Improvements in or relating to wireless receiving systems : en
  • FR771150A - Dropper bottle : en fr
  • US1975511A - Closure latch and lock : en
  • GB417284A - Improvements in or relating to radio receivers : en
  • DE603487C - Process for the preparation of a suspension containing fish silver from fish scales : de en
  • FR771259A - Sleeve stretching device controlled by free pressure roller : en fr
  • GB417355A - Improvements in and relating to apparatus for the manufacture and production of cartridge cases and the like : en
  • GB417370A - Improvements in flushing valves : en
  • FR771398A - Two piece tie : en fr
  • GB417385A - An improved apparatus for the manufacture of wool toys : en
  • GB417222A - Method of production of new artificial silk from seaweed : en
  • CA345031A - Yarn or twine manufacture : en fr
  • FR771195A - Ski with protective edges : en fr
  • GB417225A - Improvements in and relating to lifting devices : en
  • US1975308A - Vibratory tuning and regulating device : en
  • US1975534A - Flanged iron section : en
  • US1975622A - Chair seat : en
  • GB417401A - Improvements in or relating to a method of and apparatus for charging ovens and retorts for carbonisation and distillation : en
  • US1975648A - Drafting instrument : en
  • US1975429A - Attachment to cultivating machines : en
  • US1975672A - Preparation of butter substitutes : en
  • GB417468A - Improvements in kilns for burning bricks and the like : en
  • US1975309A - Motion picture projecting machine : en
  • GB417237A - Improved specific-gravity indicating device : en
  • CA345074A - Draft and buffer gear : en fr
  • US1975208A - Vehicle construction : en
  • USD93467S - Design fob a plate or analogous : en
  • DE603691C - Automatic sheet feeder : de en
  • DE603699C - Extinguishing chamber switch : de en
  • USD93471S - Design for a knitted dress : en
  • USD93494S - Design for a shoe : en
  • GB417483A - Improvements in or relating to electric tumbler switches : en
  • GB417766A - Improvements in or relating to combined color-picture and sound record films : en
  • USD93446S - Design for a perfume atomizer : en
  • IE13519L - Twisting and chemical treatment of textile fibres : en
  • GB417332A - Improved thread for use in the manufacture of boots and shoes : en
  • US1975425A - Ozonizing element : en
  • DE603287C - Thread cleaner : de en
  • GB417599A - Improvements in carburetting and vaporising apparatus for internal combustion engines : en
  • GB417397A - Improvements in the fixed contact members of electrical connecting devices such as link disconnecting boxes : en
  • US1975368A - Golf drive indicator : en
  • US1975164A - Grid-controlled mercury arc tube : en
  • US1975517A - Piezoelectric crystal convertergenerator : en
  • CA345101A - Roller bearing : en fr
  • US1975732A - Combined cigarette and match package : en
  • USD93474S - Design for a knitted dress : en
  • FR771395A - : fr
  • FR771379A - Device for suppressing water hammer in the discharge lines of centrifugal pumps : en fr
  • USD93461S - Design for a face powder box : en
  • GB417337A - Improvements in or connected with locks or catches : en
  • DE603585C - Control of working machines with vibrating parts : de en
  • GB417184A - Improvements in or relating to number plates and the like : en
  • FR771102A - Dry agglomerated brick, stamp to manufacture it and mortar trough for its installation without trowel : en fr
  • FR771163A - Coupling device : en fr
  • CA345102A - Corner mount for pictures : en fr
  • USD93518S - Design fob a buckle : en
  • DE584776C - Process for the dewatering of organic liquids with the aid of dewatered gypsum : de en
  • FR771160A - Appliance for washing, sweeping or dusting floors or other surfaces : en fr
  • ES135043A1 - A mechanical procedure against automobile theft. : en es
  • ES135327A1 - Improvement in the supports for phonographic reproductive arms. : en es
  • GB417470A - Improvements in perpetual calendars : en
  • US1975540A - Vending and dispensing apparatus : en
  • US1975615A - Crystal controlled oscillator circuits : en
  • FR771349A - Process for gnawing textile materials : en fr
  • US1975603A - Crystal controlled oscillator circuits : en
  • FR771307A - Improvements to advertising badges : en fr
  • US1975114A - Manufacture of springs : en
  • US1975206A - Brake for dual wheel organization : en
  • DE603642C - Chimney top : de en
  • US1975313A - Lubricating device : en
  • US1975680A - Centrifugal governor : en
  • US1975359A - Crane : en
  • US1975072A - Waterproofing and fireretarding composition : en
  • US1975396A - Coal carbonizing apparatus : en
  • US1975532A - Apparatus for the manufacture of footwear : en
  • US1975649A - Cup dispenser : en
  • FR771108A - Glass and enamels manufacturing process : en fr
  • FR771119A - Improvement in brooms, brushes and the like : en fr
  • GB417193A - Improvements in and connected with fluid clutch or brake devices : en
  • US1975224A - Stoker distributor : en
  • US1975667A - Puzzle and support therefor : en
  • US1975071A - Hydrocarbon cracking reaction chamber : en
  • ES135278A3 - A device for twisting two or more threads. : en es
  • FR771244A - Self-lubricating ball joint and its manufacturing method : en fr
  • FR771122A - Improvements to fertilizer distributors : en fr
  • FR771152A - Method and device for connecting two pipes : en fr
  • US1975198A - Coffin : en
  • US1975448A - Handling and holding drill pipes and the like : en
  • US1975722A - Method of and apparatus for aerating liquids : en
  • US1975202A - Multiwheel road vehicle : en
  • DE603692C - Artificial stone curb with safety signs for traffic : de en
  • AU1694634A - Hairnet or cap : en
  • US1975097A - Method of operating a vapor generator : en
  • US1975120A - Alloy : en
  • US1975400A - Protractor : en
  • US1975564A - Circuit controller : en
  • DE603617C - Clothespin : de en
  • ES135314A1 - A device for acting with a single lever alternatively on two or more levers, applicable to the soneries of clocks and other analogous mechanisms. : en es
  • CA345040A - Shockproof x-ray apparatus : en fr
  • GB417388A - The manufacture of dyestuffs of the azine series : en
  • ES2923U - Tensioner for the lapels of the suits. (Machine-translation by Google Translate, not legally binding) : en es
  • US1975149A - Method of repairing tires : en
  • FR771115A - Drum for transporting oil for use in garages : en fr
  • FR771394A - Lighting device for patterns carried by glass plates, more particularly by means of phosphorescent substances : en fr
  • FR771201A - Improvements made to ribbon looms : en fr
  • GB417312A - Improvements in apparatus for supplying and mixing hot and cold water : en
  • USD93442S - Design for a hood for baby carriages : en