• DE579923C - Three-force brake with the maximum braking effect depending on the weight of the car : de en
  • DE580030C - Device for separating the herbs from the potatoes on potato harvesting machines with an endless sieve conveyor grate : de en
  • DK47505C - Method of Making a Powdered Hydraulic Binder Containing Bituminous Ingredients. : da en
  • US1916649A - Floor waxer and polisher : en
  • US1916768A - Heat exchanger : en
  • FR748562A - Swimsuit constituting bra : en fr
  • FR748620A - Beaconing device particularly intended for signaling aeronautical bases, maritime aviation bases and ports : en fr
  • GB394720A - Improvements in or relating to means for scouring shoe parts : en
  • US1916537A - Bed side table : en
  • DE580309C - Tobacco pipe : de en
  • FR748381A - Safety corsets for siphons : en fr
  • US1916480A - Entrance inclosure door actuating mechanism : en
  • US1916540A - Clasp : en
  • US1916563A - Construction of concrete pavements : en
  • US1917187A - Cutting machine : en
  • DE579982C - Machine for the automatic welding of longitudinal or circumferential seams : de en
  • DK47506C - Procedure and Means of Deleting Textile Tapes. : da en
  • US1916439A - Control relay : en
  • US1916527A - Inflatable toy balloon with openings : en
  • GB395388A - Self-luminous day and night signs : en
  • DE580048C - Process for developing and otherwise treating film strips : de en
  • US1916337A - Heat interchanging apparatus : en
  • DE580339C - Process for the production of yeast : de en
  • CA333830A - Door dovetail and bumper : en fr
  • FR748460A - Manufacturing process of high molecular weight aliphatic sulfides : en fr
  • FR748539A - Improvements in the manufacture of artificial materials and of the apparatus intended for this manufacture : en fr
  • GB394814A - An improved terminal board or block for electricity meters : en
  • GB394968A - Apparatus for calculating and mechanically and graphically representing quantities involved in problems of solution, evaporation, and like processes : en
  • GB394969A - Improvements in or relating to fittings for supporting electric lampholders : en
  • DE580053C - Sea mine : de en
  • US1916386A - Malleable nickel having improved welding quality : en
  • US1916750A - Ornamental accessory for automobiles : en
  • US1916207A - Automatic film developing machine : en
  • US1916254A - Steam boiler : en
  • DE579963C - With the interposition of a disengageable elastic coupling, for example an air buffer with an outlet valve, driven conveyor chute : de en
  • DE579960C - Process for converting quartz : de en
  • GB395384A - Cold asphalt or bitumen dispersions, more particularly for street constructional purposes, and a process for the manufacture thereof : en
  • CA333817A - Spare tire cover : en fr
  • GB394732A - Improvements in and relating to the tipping of cigarettes : en
  • FR748688A - Method and apparatus for thickening mixtures of liquids and solids, especially paper pulps : en fr
  • USD90260S - of new yobk : en
  • DE579968C - Method of embroidery : de en
  • FI15313A - Förfaringssätt ocord anordning för framställning av Cellulosa : en fi
  • DE580097C - Ashtray : de en
  • FI15316A - Behållare för behandling av träflis ochra andra cellulosamaterial med vätskor : en fi
  • GB394834A - Improvements in axle arrangements for vehicles : en
  • US1916487A - Photogrammetric apparatus : en
  • GB394926A - Improvements in collapsible tube closure : en
  • DE580199C - High-pressure tube steam generator with constant supply under operating pressure and constant addition of working media in front of or in the superheater for temperature control of the emerging steam : de en
  • DE580285C - Process for the production of amino acids from substances containing keratin : de en
  • FR748629A - Improvements to withdrawal devices : en fr
  • FR748778A - Device for the transhipment of standardized containers : en fr
  • US1916231A - Measurement of electrical characteristics of transmission circuits and networks : en
  • US1916534A - Resistance controller : en
  • US1916668A - Method and apparatus for conditioning molten glass : en
  • US1916318A - Internal combustion engine : en
  • US1916481A - Electrical fire alarm : en
  • US1916189A - Cabinet construction : en
  • FR748630A - Dry accumulator, tin : en fr
  • FR748740A - Typewriter, calculator or accounting machine : en fr
  • GB394750A - Improved stand or support for flowers and other articles : en
  • CA333763A - Safety razor : en fr
  • CA333829A - Printing telegraph system : en fr
  • FR748453A - Improvements to clutch control mechanisms for tab machines controlled by record cards, or others : en fr
  • FR748577A - Elastic medical belt, antiptosic for lifting and fixing intestinal masses : en fr
  • FR748796A - Warning device for vehicles mounted on tires : en fr
  • GB394850A - Improvements in and relating to protective means for electric apparatus : en
  • US1916501A - Transmission : en
  • CA333802A - Heating and ventilating unit : en fr
  • DE579780C - Vessel with a height-adjustable cross-section, especially for differential pressure gauges which are used to measure the volume of flowing media : de en
  • DE580265C - Device for winding wires onto wires or bands, in particular for producing Krarup wires : de en
  • FR748744A - Improvement with pincers for castration : en fr
  • FR748757A - Thermo-electric generator : en fr
  • FR748782A - Improved Electroplating Method and Apparatus : en fr
  • FR748605A - Improvements made to binders or similar agricultural machines : en fr
  • GB394923A - Improvements in bridge boards, particularly for use in competitions : en
  • DE580172C - Deflagration chamber for deflagration combustion turbines : de en
  • FR748374A - Sleeve joint for tubes and pipes : en fr
  • FR748683A - superheater elements : en fr
  • FI15322A - Broms för motorvagnar : en fi
  • FR748738A - Shells firing against planes : en fr
  • GB394948A - Improvements relating to the cleansing of fabrics : en
  • US1916577A - Gas generation : en
  • USD90222S - Design fob a combined electric lamp and picture frame : en
  • GB394830A - Improvements in or relating to tractors : en
  • GB394893A - Manufacture of light-sensitive materials : en
  • DE580011C - Process for the preparation of Kuepen dyes of the anthraquinone series : de en
  • DE580301C - Hot water heating system with accelerated water circulation : de en
  • FR748488A - Improvements relating to prime movers : en fr
  • GB394991A - An improved method of and means for automatically regulating the drill pressure in deep-boring plant : en
  • FR748756A - Control for electric discharge vessels : en fr
  • CA333837A - Railway track : en fr
  • FR748797A - Device for fluoroscopy and relief radiography : en fr
  • CA333775A - Cigar wrapper handling machine : en fr
  • US1916285A - Rubber composition and method of preserving rubber : en
  • US1916519A - Carton for cylindrical objects : en
  • AU825732A - Improved apparatus forthe rapid freezing offish : en
  • FR748442A - Process for dehydrogenating organic compounds : en fr
  • FR748709A - Device comprising the assembly of a brush and a wax bar : en fr
  • GB394980A - A new or improved cooking device for foodstuffs : en
  • US1916321A - Tooth crown and method of making the same : en
  • US1916506A - Decarbonizer : en
  • FR748687A - Improvements in the technique of electromechanical sound recording and photoelectric reproduction of it from the inscriptions obtained : en fr
  • US1916405A - Amplifier : en
  • US1916887A - Dummy joint cutter for concrete pavements : en
  • DE580024C - Device for heating vulcanizing presses : de en
  • DE580263C - Device to prevent overloads in power generators that are driven by steam engines : de en
  • GB394831A - Apparatus for drawing off the material from flat knitting machines : en
  • US1916314A - Isocyanates : en
  • USD90267S - Design fob a combined lighter and tobacco container or the like : en
  • DE579898C - Medical syringe with a glass syringe barrel : de en
  • US1916362A - Loom rewarping attachment, automatic warp tension plate and sectional guide : en
  • DE579950C - Device for measuring the pitch diameter of threads : de en
  • DE580190C - Tobacco cutting machine : de en
  • US1916478A - Process of obtaining efficient germ-gland substances in a water-soluble condition : en
  • US1916603A - Process of producing aluminium sulphate : en
  • GB395347A - A system for the remote supervision of electric power circuits : en
  • US1917051A - Dialing device : en
  • US1917203A - Fluid strainer : en
  • US1917004A - Conveyer system : en
  • FR748356A - Method and device for working bearings, bushes, etc. : en fr
  • FR748719A - Fixed or tilting and rolling overhead door device for garages : en fr
  • US1916597A - Marine steering mechanism : en
  • US1916757A - Cigarette dispenser : en
  • DE580023C - Process for the production of a protective coating against termites on wood : de en
  • DE580185C - Rudder for folding boats : de en
  • FR748360A - Clamping and cutting device for wire binders for straw balers and similar machines : en fr
  • FR748712A - Improvements in the production of sheets for reproductions of the carbon paper type : en fr
  • GB394942A - Improvements in or relating to the separation of suspended particles from liquids : en
  • FI15318A - Fertilization rate for the production of sulphite cellulose and tallow : en fi
  • FR748531A - Filling or dusting material and its applications : en fr
  • FR748674A - Improvements to modulation systems for high frequency transmitters : en fr
  • US1916288A - Article of furniture of the folding type : en
  • US1916962A - Scale : en
  • GB394901A - Improvements relating to the mounting of washing appliances in dolly tubs and the like : en
  • GB394756A - Improvements in and relating to electric welding apparatus : en
  • DE579888C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE580291C - Common wave arrangement in which a fundamental frequency is fed from a central point from the individual transmitters via lines : de en
  • US1916779A - Light-sensitive material : en
  • US1916784A - Mine car brake mechanism : en
  • US1916410A - Alloy : en
  • US1916608A - Apparatus for handling forgings : en
  • US1916324A - Clutch mechanism for punch presses : en
  • US1916644A - Heating apparatus : en
  • DE580042C - Lowering device on sewing machines : de en
  • US1916446A - Means for minimizing harmonics in radio receiver output circuits : en
  • US1916799A - Mouthplece for cigarettes : en
  • DE579867C - Method of manufacturing screws : de en
  • GB395013A - Improvements relating to fluid pressure braking apparatus : en
  • FI15281A - Ringsmörjning för axellager : en fi
  • US1916826A - Flange oiler : en
  • FR748784A - Wooden forks with interchangeable prongs : en fr
  • US1916921A - Thumb protector : en
  • US1916718A - Apparatus for the dry cooling of coke : en
  • US1916785A - Mine car brake mechanism : en
  • US1916283A - Speed change transmission : en
  • US1917205A - Antenna system for sleet melting and conductor therefor : en
  • US1916445A - Can delivery mechanism : en
  • US1916983A - Gas bubneb : en
  • US1916287A - Rubber composition and method of preserving rubber : en
  • US1916797A - Process of preparing antimonates : en
  • CA333833A - Button : en fr
  • US1916359A - Automatic weft replenishing and weft cutting device for looms for weaving : en
  • US1917080A - Weighing device for wagons : en
  • DE580086C - Level voter : de en
  • FR748445A - New intermediate products and new coloring matters derived from : en fr
  • FR748497A - Turbocharger : en fr
  • GB394842A - Improvements in or relating to short-time electric switches especially for lighting staircases at night : en
  • US1916674A - Lift mechanism : en
  • USD90233S - Design for a shoe : en
  • FI15282A - Anordning för direkt avväsning av verkliga pejlvinkeln vid radiopejling : en fi
  • US1916450A - Oil converter : en
  • US1916773A - Cereal cutting machine : en
  • CA333665A - Master lock with double indicator : en fr
  • CA333814A - Voltage regulator system : en fr
  • US1916662A - Folding receptacle : en
  • FI15308A - Friction skoppling : en fi
  • US1916772A - Folding camp armchair : en
  • DE580315C - Driver with wedge effect for tool cone : de en
  • DE580119C - Process for the permanent increase of the load-bearing capacity of water-impermeable soils : de en
  • FR748479A - Automatic flow regulator device : en fr
  • FR748694A - Container intended in particular for vacuum discharge devices : en fr
  • FR748705A - Rotary internal combustion engine : en fr
  • CA333743A - Photo electric device : en fr
  • DE580114C - Security lock to be installed behind the usual door lock : de en
  • DK47515C - Reinforced Pupin Cable and Procedure for Making Holder Rings Therefor. : da en
  • FR748450A - Device for the treatment of dental periostitis : en fr
  • FR748689A - Speed regulator applicable in particular to the unwinding mechanisms of a flexible strip at constant speed and improvements to these mechanisms : en fr
  • US1916192A - Agitating and disintegrating device : en
  • US1916925A - Power transmission system : en
  • FI15283A - Set the value of the temperature variation for the electrical insulation and the insulation cable and the maximum capacity of the cable to the maximum capacity : en fi
  • FI15306A - Provisional results : en fi
  • FR748623A - Advanced binding : en fr
  • US1917060A - Flash light : en
  • US1917176A - Process of impregnating fiber board with solid substances : en
  • DE580069C - Coin sluice for gas cashiers : de en
  • US1916230A - Combination feeder and shipping carton : en
  • CA333794A - Accounting machine carriage : en fr
  • US1916316A - Battery control circuit : en
  • US1916524A - Protection booth : en
  • US1916634A - Toy construction block : en
  • US1916879A - Wheel toy : en
  • US1916384A - Compound compression stop and waste valve : en
  • CA333812A - Tuning means : en fr
  • FR748405A - : fr
  • FR748441A - Special glue for papers and other waterproof items : en fr
  • CA333707A - Engine exhaust gas purification : en fr
  • CA333712A - Four wheeled vehicle : en fr
  • DE580010C - Process for the production of new condensation products : de en
  • DE580159C - Electromagnetically operated piston pump : de en
  • FR748396A - Improvements to rotary compressors : en fr
  • FR748785A - Device for improving the characteristics of electronic lamps : en fr
  • US1916672A - Subassembly for electrical heaters : en
  • US1916266A - Doorlock : en
  • US1916976A - Container closure : en
  • DE579984C - Storage of grinding spindles, especially for thread grinding wheels : de en
  • DE580147C - Plug switch with mutual locking : de en
  • FR748365A - Nitrogen acid manufacturing process : en fr
  • GB394813A - Improvements for rubber printing stamps : en
  • US1916188A - Hydrostatic fuel gauge : en
  • US1916263A - Machine for shaping uppers over lasts : en
  • US1916409A - Apparatus providing progressive lighting and extinction of articles such as letters,words, phrases, pictures, etc. : en
  • CA333696A - Metal fence post : en fr
  • CA333844A - Partial saponification of fabrics : en fr
  • US1916600A - Blade sharpener : en
  • US1916657A - Process of refining crude phthalic anhydride : en
  • DE580182C - Removable spring handlebar for bicycles : de en
  • GB394725A - Improvements in high tension magneto-electric machines : en
  • US1916651A - Door actuating mechanism : en
  • US1916831A - Method for the manufacture of artificial silk : en
  • US1916561A - Therapeutic appliance : en
  • US1916728A - Storage battery terminal : en
  • US1916639A - Card holder : en
  • US1916906A - Charge forming device : en
  • US1916839A - Milking machine teat cup : en
  • US1916241A - Electric machine : en
  • CA333778A - Linotype control sheet preparing apparatus : en fr
  • FR748547A - Improvements to internal combustion engines : en fr
  • GB394931A - Improvements relating to letter-sheets and the like : en
  • DE580197C - Vertical shaft for water turbines with internal impeller control : de en
  • GB394772A - Improvements relating to automatic telephone systems : en
  • US1916865A - Window regulator : en
  • US1917069A - Drill mounting : en
  • US1917002A - Debit and credit tabulator : en
  • DE579986C - Order brush with protective cap : de en
  • AU948832A - Improvements in or relating tothe treatment of hydrocarbon oils : en
  • US1916437A - Distillate petroleum products and method of treating the same : en
  • US1916406A - Door for cash protectors : en
  • US1916953A - Cattle hitch : en
  • US1917016A - Circuit for reducing interference : en
  • US1916335A - System for preventing electrical ignition of reservoir stored inflammables : en
  • CA333760A - Brake composition : en fr
  • DE579919C - Drain cleaning basket made of helically wound basket springs : de en
  • CA333742A - Safety car equipment : en fr
  • CA333811A - Glow lamp : en fr
  • US1916533A - Variable speed friction gearing : en
  • US1917150A - Self locking slide loop : en
  • DE580139C - Process for the production of secondary alcohols : de en
  • FI15307A - Friction skoppling : en fi
  • US1916490A - Valve : en
  • US1917072A - Acoustic device : en
  • US1917090A - X-ray apparatus : en
  • US1917044A - Process for manufacturing highly emissive cathodes : en
  • DE579904C - Dry fire extinguisher : de en
  • DE580008C - Circuit for frequency multiplication : de en
  • US1916581A - Lathe : en
  • DE580259C - Centrifugal drum with outlets arranged on the circumference for the heavier materials : de en
  • CA333734A - Metallic magnesium : en fr
  • US1916470A - Railway rolling stock : en
  • US1916693A - Molded closure : en
  • US1916344A - Bulk car liner : en
  • US1916766A - High pressure relief valve : en
  • CA333673A - Coating and sheet material impregnating apparatus : en fr
  • DE580106C - Light metal pistons for internal combustion engines : de en
  • DE580194C - Device to prevent the spread of dust when emptying unloading wagons into bunkers below : de en
  • CA333777A - Audion tube circuit testing apparatus : en fr
  • US1916744A - Ball and socket connection : en
  • US1917000A - Valve : en
  • FR748519A - Incandescent lamp base improvements : en fr
  • US1917130A - Subgrade planer : en
  • US1916334A - Brush : en
  • US1917161A - Nonskid tire chain : en
  • USD90253S - Frederick a : en
  • CA333761A - Relay : en fr
  • GB394970A - Improvements in transmission apparatus for converting irregularly occurring movements into substantially regular movements : en
  • CA333823A - Folding machine sheet placing apparatus : en fr
  • CA333846A - Textile material colouration : en fr
  • CA333685A - Lath construction : en fr
  • DE579952C - Process for making food replicas : de en
  • GB394704A - Improvements in crucible furnaces : en
  • US1916332A - Air cooling attachment for electric fans : en
  • US1916824A - Removal of sulphur compounds from gases : en
  • US1917126A - Mandrel for box-making machines : en
  • FR748665A - Process for the complete extraction of the constituent elements of certain marine algae : en fr
  • DK47496C - Seal for Disc Gas Containers. : da en
  • GB394896A - Improvements in and relating to weft carriers for looms : en
  • US1916482A - Yieldable gearing : en
  • US1916565A - Circuit controlling device : en
  • US1916812A - Macaroni and method of making the same : en
  • US1916790A - Poultry appliance : en
  • DE579939C - Compressor system : de en
  • US1916710A - Straining attachment for pans and kettles : en
  • US1916380A - Synchronously operated punch press : en
  • FI15330A - With a screw lock, a muffler or a drill cylinder, a bottle or an annular plate with a hopper and a mask for turning the cylinder : en fi
  • GB394721A - Improvements in or relating to draining boards, or the like : en
  • DE579929C - Cable for greater depths of the sea : de en
  • DE579967C - Drawing press : de en
  • DE580228C - Hollow capacitor, in particular made of ceramic material, with a reinforced attachment at the point at which the inside of the capacitor opens to the outside, for the inclusion of a separately manufactured bushing : de en
  • DE580267C - Process for the production of firmly adhering coatings from aqueous rubber dispersions : de en
  • FR748367A - Improvements to papers for the reproduction of writing or drawings : en fr
  • GB394852A - Improvements in and relating to closures for bottles and the like : en
  • GB394939A - Improvements in reflectors : en
  • US1916739A - Electrodynamic photographic sound device : en
  • DE580080C - Broadcasting system : de en
  • DE580260C - Centrifugal machine with a lid that can be swiveled around a horizontal axis : de en
  • FR748759A - Process for the production of printing inks : en fr
  • GB394697A - Improvements in or relating to wave filters : en
  • FI15297A - Foglist för av plåtar ell plattor bildade tak-, väggbeklädnader o.dyl. the same is true for the production of water : en fi
  • FR748764A - Process for the treatment of thin sheets of cellulosic nature : en fr
  • FI15327A - Refractory slag-containing brick mass and brick manufacturing method : en fi
  • FR748392A - Device for transporting samples of germs taken from the back of the mouth and throat, blood samples and the like : en fr
  • FR748382A - Timed release mechanism : en fr
  • FR748708A - Triple valve for pressurized fluid brake : en fr
  • US1916317A - Volute spring structure for lateral motion trucks : en
  • FR748490A - Nut tapping machine : en fr
  • GB394706A - Improvements in and relating to the driving of auxiliary apparatus on railway vehicles : en
  • GB395004A - The manufacture of metal-organic complex compounds : en
  • US1916329A - Power plant : en
  • DE580120C - Compressed air impact tool with a mounted on the working cylinder, z. B. screwed handle cover : de en
  • FR748593A - Improvements to milking machines or other similar devices : en fr
  • GB394764A - An improvement in or relating to presses for fabrics : en
  • DE579947C - Fence post made of half wood : de en
  • DE580133C - Draw bench trolley : de en
  • DE580319C - Switching device, especially as an emergency self-switching, on motorcycles, motor vehicles and aircraft : de en
  • US1916304A - Testing system : en
  • US1916245A - Fuse : en
  • US1916464A - Bacon hanger : en
  • US1916514A - Auxiliary driving light : en
  • DK47512C - Folding Car Seat. : da en
  • US1917053A - Portable crane : en
  • CA333766A - Transparent soap : en fr
  • US1916595A - Can washing machine : en
  • US1917148A - Crank shaft : en
  • CA333677A - Turbine type gas engine : en fr
  • US1916789A - Garment : en
  • US1917013A - Sound translating device : en
  • DE579738C - Machine for designing the end of a shoe with the upper leather edge turned out : de en
  • DE580311C - Tilting ash or ink container with self-closing lock : de en
  • DK47497C - Automatic intermediate buffer coupling. : da en
  • GB394883A - Improvements in or relating to television telecinematograph and like systems : en
  • CA333765A - Safety razor : en fr
  • US1916507A - Scarf : en
  • US1916937A - Slack take-up for electric conductor cords : en
  • DE580198C - Colloidal activated carbon : de en
  • US1916986A - Group indicating system : en
  • FR748636A - Dynamometer for balance springs : en fr
  • GB394791A - Improvements relating to anti-dazzle fittings for headlamps : en
  • CA333674A - Vehicle drive device : en fr
  • US1916435A - Molded table cover : en
  • US1916440A - Method of and apparatus for making boxes : en
  • FR748364A - Advanced chicken coop : en fr
  • GB394937A - Device for locking a filling nozzle to a tank inlet or the like : en
  • GB394809A - Improvements in or relating to cigarette making machines : en
  • CA333828A - Container : en fr
  • FR748731A - Improvements to convertible seats into beds : en fr
  • GB394818A - Improvements in and connected with optical projection apparatus : en
  • DE580095C - Fire extinguisher for cigars and cigarettes : de en
  • US1916408A - Electric discharge tube : en
  • US1916467A - Tension regulator : en
  • US1916667A - Bed reader : en
  • DE580070C - Ignition torque adjustment device for electromagnetic ignition apparatus for internal combustion engines : de en
  • FR748601A - Gardening instrument formed by the combination of a weeder and a knockout tool : en fr
  • CA333831A - Matrix-setting and type-line-casting machine : en fr
  • FR748506A - Interlock coupling for shift controls and similar devices : en fr
  • FR748553A - Improvements in devices for channeling fluids for cooling reciprocating machine parts : en fr
  • GB394824A - Device for exploring or reconstituting an object or image for use with systems of picture telegraphy copying telegraphs or television and the like : en
  • DE579897C - Process for the production of a water-soluble disinfectant : de en
  • US1916493A - Container : en
  • US1917190A - Mechanical lubricator with individual motor drive : en
  • US1916702A - Composite pile joint : en
  • US1916763A - Manufacture of smokeless powder propellants : en
  • US1917178A - Combination lapping and testing machine for gears : en
  • US1916782A - Frequency and phase indicating system : en
  • US1916974A - Match dispensing apparatus : en
  • US1916504A - Safety razor : en
  • US1916929A - Sharpener for hair clipper blades : en
  • US1916596A - Cleaner for cake-cutting machines : en
  • USD90240S - Design fob : en
  • US1916352A - Transformer : en
  • US1916703A - Electromagnetic acoustic device : en
  • US1917024A - Telephone system : en
  • US1916546A - Tractor guide : en
  • US1916426A - Method and means of boiler control : en
  • DE579800C - Device for the simultaneous presentation of advertisements and time information : de en
  • CA333736A - Connecting rod alignment gauge : en fr
  • FR748579A - Improvements to tire wheels for vehicles : en fr
  • GB394802A - Improvements in or relating to tin-openers : en
  • US1917026A - Cigarette dispensing device : en
  • FR748534A - Operating mechanism for changes, signals and similar devices : en fr
  • US1916497A - Lifting jack : en
  • US1917096A - Method and apparatus for cleaning : en
  • US1916249A - Catalyst : en
  • US1916576A - Bookholder : en
  • US1916913A - Sheet metal sash construction : en
  • USD90272S - Fred j : en
  • CA333798A - Engine synchronism indicator : en fr
  • US1916216A - 2-amino-10-anthrones and a process of preparing the same : en
  • CA333693A - Gate valve mechanism : en fr
  • GB394816A - Process for the treatment of textiles, paper, leather, skins and other fibrous substances : en
  • US1916297A - Heater : en
  • US1916602A - Acid resisting alloy : en
  • US1916694A - Ignition coil and controlling device therefor : en
  • US1916941A - Automatic grave cover : en
  • US1916894A - Cabinet construction : en
  • US1916229A - Radio transmitter system : en
  • US1916604A - Nu-substituted aryl-sulphonamides and process of producing same : en
  • US1916190A - Feed mill : en
  • US1916525A - Lock washer : en
  • US1916995A - Hook display carton : en
  • US1916204A - Vacuum tube : en
  • DE580028C - Plow body for laying the earth beam sideways without turning : de en
  • DE580116C - Process for painting hot-dip galvanized surfaces : de en
  • FR748766A - Cylindrical shaped kettle with ribs for hams, ham nuts, rolls, blood sausages and meats : en fr
  • CA333722A - Artificial stone : en fr
  • FR748472A - Reservoir pen holder : en fr
  • US1917088A - Grading machine : en
  • US1916594A - Production of phosphoric acid and hydrogen : en
  • US1916821A - Bracelet : en
  • FR748486A - Improvements made to autographic registers : en fr
  • DE580066C - Twelve-phase transformer for rectifier : de en
  • US1916488A - Electric lead connecter : en
  • US1916509A - Wall cabinet mounting : en
  • US1917075A - Gas burner control : en
  • US1916552A - Conveyer system : en
  • US1917211A - Bailer : en
  • CA333774A - Cigar bunch moulding machine : en fr
  • CA333808A - Modulated signal detection : en fr
  • US1916223A - Sound translating device : en
  • US1916686A - Casing liner : en
  • US1917142A - Flexible buckle belt : en
  • DE580245C - Process for the production of electrically and hand-welded chains : de en
  • US1916915A - Edible meal and process of preparing the same : en
  • US1917008A - Timing mechanism : en
  • FR748368A - Vacuum regulator applicable in particular to motor car engines : en fr
  • US1916569A - Rotating furnace : en
  • US1916871A - Mechanical movement for intermittent motion : en
  • US1917077A - Radio tuning device : en
  • CA333724A - Weighing machine controlling mechanism : en fr
  • US1916633A - Process and apparatus for cleaning fruit : en
  • US1916479A - Pipe coupling : en
  • CA10019S - School pin and ring : en
  • AU914932A - Improved filling and pouring spout with cap for water bags andthe like : en
  • DE579993C - Artificial ice rink : de en
  • GB394786A - Power plant for twin shaft ships : en
  • CA333832A - Pinion stand : en fr
  • DE580232C - Process for the production of water-insoluble azo dyes : de en
  • US1916884A - Railway tie extracting device : en
  • US1916614A - Device and method for supplying foam suppressing substances : en
  • US1917049A - Dial operating mechanism : en
  • FR748798A - Triggering device for composing machines : en fr
  • US1916401A - As tbustes : en
  • US1916441A - Process for producing hydrocarbon distillates : en
  • US1916624A - Automatic control mechanism : en
  • FR748614A - Device for preventing carbon deposits in internal combustion engines : en fr
  • FR748711A - Slider for zippers : en fr
  • CA333783A - Spare tire side plate : en fr
  • US1917068A - Furnace : en
  • US1916453A - Cigarette dispenser : en
  • US1916588A - Power transformer and more particularly to transformers and reactors for extra-high voltage currents : en
  • US1916895A - Windshield heater : en
  • US1917146A - Regenerative electric regulator : en
  • CA333744A - Photo electric device : en fr
  • US1916434A - Inductor for furnaces and the like : en
  • US1916522A - V-8 engine : en
  • US1916623A - Shouldered stud bolt riveting or setting die : en
  • USD90241S - Field : en
  • CA333729A - Lenticular film manufacture : en fr
  • CA333759A - Egg powder : en fr
  • DE580043C - Device on the pump to detect the vacuum when evacuating vessels : de en
  • CA333718A - Buckle : en fr
  • US1917021A - Typewriting machine : en
  • US1916457A - Production of halogen compounds : en
  • US1917089A - Inorganic lubricant and process of producing the same : en
  • US1916531A - Cement loader, bag counter and indicator for batch mixing apparatus : en
  • US1916680A - Toy machine-gun : en
  • US1916307A - Battery charging regulation : en
  • US1916655A - Press mechanism : en
  • US1916643A - Snow vehicle : en
  • US1916930A - Pipe coupling : en
  • CA333849A - Wire clip making machine : en fr
  • FR748772A - Method and apparatus for making hollow wooden articles by straightening or stretching : en fr
  • DE580229C - Electron tube with a large surface anode consisting of flanged parts : de en
  • US1916641A - Toothbrush : en
  • AU758532A - Improvements in paper sacks : en
  • CA333670A - Fibrous suspension testing apparatus : en fr
  • US1917164A - Press roll removing apparatus : en
  • GB394778A - Improvements in and relating to metal tubes : en
  • US1916496A - Method of making lead alloys : en
  • US1916521A - Ice cream dispenser : en
  • US1916817A - Sash operating mechanism : en
  • US1916843A - High frequency transmitter : en
  • US1916919A - Automatic synchronizing mechanism for film printing machines : en
  • US1916969A - Accounting means : en
  • US1916460A - Sedimentation device : en
  • FR748449A - Heating appliance using fuel oil : en fr
  • US1916366A - Lamp manufacture : en
  • US1916369A - Liquid infusion device : en
  • DE579636C - Compensation device for measuring instruments : de en
  • GB394952A - Improvements in internal combustion engines : en
  • CA333795A - Journal box lid : en fr
  • DE580346C - Acetylene generator : de en
  • CA333758A - Fabric cleaning method : en fr
  • DE580031C - Clamping and cutting device for straw presses or the like with wire binding : de en
  • US1916215A - Compound of the diphenyl methane series and process of preparing the same : en
  • US1916796A - Road rail form : en
  • US1916932A - Rug : en
  • US1917063A - Sheet metal container : en
  • US1917199A - Automatic charge guide adjusting mechanism for glass feeding apparatus : en
  • US1916330A - Roller for crushing clods : en
  • US1916605A - Method of making adjustable spanners : en
  • US1916975A - Electric regulation : en
  • US1916403A - Tooth paste : en
  • AU917832A - Improvements inthe manufacture of hydrogen peroxide : en
  • GB394873A - Improvements in or relating to electric cooking or boiling apparatus : en
  • GB394915A - Improvements in and relating to closures for jars, bottles and like containers : en
  • AU1060532A - Improvements in or relating to dust-collecting apparatus for use in rock drilling : en
  • US1916461A - Tread member : en
  • AU1061632A - Improvements relating tothe manufacture of ethyl alcohol : en
  • US1917143A - Drill cable snap or cracker : en
  • US1916206A - Welding electrode and method of producing same : en
  • US1916498A - Temperature controlled apparatus : en
  • US1916518A - Tank filler-cap lock : en
  • US1917043A - Cooling unit : en
  • AU809832A - A safety hurdle and steeple jump : en
  • CA333799A - Condenser terminal : en fr
  • DE580014C - Process for the production of Kuepen dyes : de en
  • DK47503C - Sighting device for ejecting objects from aircraft. : da en
  • FR748713A - Audible or light warning device at will, for all vehicles : en fr
  • GB394788A - A machine tool for drilling, tapping, screwing and like operations : en
  • US1916743A - Production of acrolein : en
  • US1916943A - Hair former : en
  • US1917113A - Superregenerative receiver : en
  • GB395015A - Improvements in deck chairs : en
  • CA333666A - Vacuum locking system : en fr
  • GB395010A - Improvements in or relating to indicators for liquid delivery apparatus : en
  • CA333689A - Signal transmission system : en fr
  • US1916275A - Machine for shaping uppers over lasts : en
  • US1916246A - Money delivering machine : en
  • GB394753A - Process of preparing lacquer-like glossy coatings on flexible materials : en
  • US1916458A - Checker construction : en
  • FR748635A - Regulating balance spring series for time measuring instruments : en fr
  • FI15301A - Janko's plucking hook : en fi
  • GB394885A - Improvements in bottle boxes : en
  • CA333725A - Hair waving device : en fr
  • CA333787A - Wood pulp manufacture : en fr
  • GB394922A - Improved process and device for making spun cakes of artificial silk : en
  • CA333836A - Colour meter : en fr
  • US1916520A - Valve guide : en
  • DE580102C - Heat accumulator with embedded heating wires for heating greenhouse crops : de en
  • FR748508A - Static device for closing and opening an alternating current circuit with a determined phase : en fr
  • FR748563A - Metrological equipment for determining the waves emitted by bodies : en fr
  • CA333720A - Garden hose support : en fr
  • CA333773A - Meat treating method : en fr
  • DE580327C - Container for applying glue u. Like. On documents : de en
  • US1916901A - Refrigerating system and structure therefor : en
  • US1916979A - Process for producing asymmetrical dichloracetone : en
  • US1917050A - Dialing device : en
  • FR748473A - Production process for new dyes of the indigoïde series : en fr
  • FR748641A - Hot rolled bars and accessories for guillotine and sliding frames : en fr
  • DE580049C - Switching device for film cutting, testing, listening and presentation tables : de en
  • GB394892A - Locking device for piston rings : en
  • FR748544A - Insulating vessel with internal protective lining : en fr
  • FR748567A - Enhancements to carbon paper backing devices, attaching to typewriters : en fr
  • FR748418A - Start valve for water meters : en fr
  • DE579896C - Process for the production of hydrophilic fatty substances : de en
  • GB394917A - Removal of hydrogen sulphide from combustible gases : en
  • FR748625A - Advanced self-reflective device : en fr
  • US1916948A - Grease pump : en
  • US1917157A - All metal tire cover : en
  • FR748380A - Floral decoration device : en fr
  • FR748403A - Process for obtaining solid impressions on esterified cellulose fabrics : en fr
  • US1916452A - Sealing device : en
  • US1916688A - Earth boring apparatus : en
  • FR748533A - Pasteurized and herbalized cheese and its manufacturing process : en fr
  • FR748581A - Lace fabric : en fr
  • GB394848A - Improvements relating to tables, chairs, and similar furniture : en
  • FR748372A - Measuring device for determining the density of gas in a vessel, tube, or similar apparatus : en fr
  • US1916621A - Azo dyestuff and fiber dyed therewith : en
  • US1916545A - Apparatus for the thermal dissociation of hydrocarbon gases and vapors : en
  • FR748561A - Lid for candy jar or others : en fr
  • FR748774A - Object-holder table for devices used for projecting large objects illuminated by transparency : en fr
  • US1917027A - Pipe joint compound : en
  • US1916430A - Water pressure cleaner : en
  • US1916616A - Electric switching device : en
  • CA333776A - Alloy processing : en fr
  • DE580292C - Device for fastening overhead lines to insulators : de en
  • FR748618A - Process for promoting the penetration of latex into textile fibers, threads, fabrics, cords and other textile objects : en fr
  • IE12716L - Gasometers : en
  • US1916451A - Sealing device : en
  • FR748503A - Vibration-free foundations : en fr
  • US1916484A - Direct current motor control system : en
  • US1916500A - Intake manifold : en
  • US1917082A - System of electric power transmission : en
  • DE580055C - Sign triangle : de en
  • DE580058C - Light sources for marine purposes : de en
  • GB394906A - Improvements in the manufacture and production of nickel carbonyl : en
  • US1917198A - Comminuting machine : en
  • US1916553A - Faucet : en
  • USD90273S - William willheim : en
  • US1917165A - Traffic signal system : en
  • US1916712A - Receptacle for material-carrying spools : en
  • US1916345A - Life saving apparatus for aviators : en
  • US1916367A - Process for softening water : en
  • DE580208C - Arrangement to be operated from outside for cleaning the nozzle for petroleum burners : de en
  • FR748444A - Mechanical devices for feeding locomotive hearths : en fr
  • GB394782A - An improved device for supporting "shuttering" or "centering" used in connection with the laying of concrete floors, roofs, staircases, and like purposes : en
  • US1916722A - Diathermy : en
  • US1916835A - Hanger : en
  • US1916293A - Method and apparatus for manufacturing valve bags : en
  • DE580075C - Process for the production of glycol monoalkyl ethers : de en
  • FR748648A - Safety lamp with removable lighter, can be used as a lighter with removable rubbing holder : en fr
  • GB394784A - Improvements relating to electrically operated clocks : en
  • US1916933A - Oil gauge wiper : en
  • US1916934A - System and method of regulation : en
  • CA333772A - Bacon inspection device : en fr
  • CA333843A - Ice cream cone : en fr
  • US1917020A - Composite article and method of bonding with resin solutions : en
  • US1917135A - Well apparatus : en
  • AU803232A - Improvements in and relating to roller or like grading elements for fruit, vegetable and like grading machines : en
  • US1916378A - Strip delivery mechanism for punch presses and the like : en
  • US1917030A - Combined advertising and display device : en
  • US1916752A - Insulated cabinet or receptacle : en
  • US1916848A - Concealed refrigerator lock : en
  • AU551631A - Improvements in apparatus for applying treads tothe covers of pneumatic tyres : en
  • CA333842A - Self-priming impeller pump : en fr
  • US1916255A - Electrical control for can making machinery : en
  • US1916428A - Medical syringe : en
  • US1916732A - Spooling device for drum cables : en
  • CA333726A - Coin testing device : en fr
  • US1917038A - Plastic product and process of producing same : en
  • USD90249S - Design for a cutting torch handle : en
  • GB394811A - Improvements in or relating to overflow centrifuges for the purification of paper pulp, crude starch and similar substances : en
  • DE580186C - Drawbar guide : de en
  • FR748780A - Suction valve for dental prostheses : en fr
  • FR748399A - Reinforced bag or tote : en fr
  • FR748377A - Improvements to internal combustion engines and in particular to two-stroke engines : en fr
  • FR748517A - Sealing ring for cast iron socket pipes with gland seal : en fr
  • FR748597A - Improvement in two-stroke engines : en fr
  • FR748762A - Apparatus and device for viewing photographic images by transparency, operating on batteries, accumulators or on a distribution network : en fr
  • GB394719A - Improvements in or relating to windings for dynamo-electric machines : en
  • FR748527A - Radiant boiler : en fr
  • CA333806A - Thermionic tube circuit arrangement : en fr
  • DE579974C - Device for lateral or longitudinal displacement of the deflection plates of a cathode ray oscilloscope : de en
  • DE580068C - Control for alternately loaded crane hoists : de en
  • US1917144A - Mechanical pencil : en
  • GB394930A - Improvements in or relating to fuel injection pumps for internal combustion engines : en
  • DE580144C - Bending tool for insulating pipes of large diameter : de en
  • FI15329A - Fertilization of the upper part of the metal frame and of the mask for the purpose of density : en fi
  • DE580084C - Termination for a gas or oil filled high voltage cable and process for its production : de en
  • FR748514A - Process for coating objects in aluminum or aluminum alloys and object obtained by this process : en fr
  • FR748602A - Clod breaker : en fr
  • GB394864A - Improvements in and relating to surface condensers : en
  • FR748633A - Hydraulic freewheel : en fr
  • FR748783A - Metal trim for doors and windows : en fr
  • FR748566A - Electrically serviced clockwork movement : en fr
  • US1916495A - Method of molding : en
  • US1916568A - Bottle brushing apparatus : en
  • FR748495A - Process for vulcanizing rubber or rubber-like masses : en fr
  • US1916357A - Deodorant holder : en
  • DE579818C - Process for the preparation of organic rhodanides and their conversion products : de en
  • FR748795A - Device for installing DC or AC rectifiers with rare gas or metal vapor discharge vessels : en fr
  • US1916924A - Fishing rod handle : en
  • DE580062C - Silicification of technical hydrofluoric acid : de en
  • US1916348A - Coking retort oven : en
  • US1916364A - Automatic testing apparatus : en
  • US1916279A - Container : en
  • US1916465A - Process and apparatus for electroplating projectiles : en
  • US1916707A - Closure : en
  • US1916701A - Pile boring and facing machine : en
  • DE580237C - After-tubes : de en
  • FI15284A - Sät att reglera flere träslipmaskiner samt anordning för tillämpning av förfaringssättet : en fi
  • FR748746A - Method and device for establishing protective coatings on overhead propellers : en fr
  • US1916765A - Position and altitude finder : en
  • US1916836A - Production of shaped articles from masses containing silicon : en
  • US1916530A - Vending machine : en
  • US1916234A - Scale : en
  • DK47514C - Coupling device for controlling ATMs for Telephones. : da en
  • GB394799A - Improvements in or relating to adjustable pitch air screws : en
  • US1916219A - Meter box : en
  • US1916684A - Air lock for pneumatic caissons : en
  • US1916708A - Spike setting device : en
  • CA333719A - Fork and spoon hook and handle : en fr
  • DE580271C - Process for the production of Loetstaeben : de en
  • US1916911A - Drain trap : en
  • US1916232A - Record analyzing mechanism : en
  • DE579905C - Drive device for the steering wheels of motor vehicles with two cardan joints arranged at the same distance from the pivot axis of the steering knuckle : de en
  • DE579921C - Labyrinth seal for sliding axle bearings of rail vehicles : de en
  • DE580071C - Process and machine for the production of low-twist wire ropes : de en
  • FI15310A - Hydraulic shaft : en fi
  • DE580195C - Device for scrolling (stepping) the heald frames for dobby machines : de en
  • US1917073A - Method of stabilizing chlorinated aliphatic hydrocarbons : en
  • US1916471A - Display stand : en
  • US1917162A - Motor operated tufting machine : en
  • USD90259S - Design por a spoon or article op analogous nature : en
  • US1916825A - Separating substances from solutions thereof : en
  • US1916998A - Tabulating, calculating, and similar machine : en
  • FR748604A - Diaphragm used to limit the image field in projection devices illuminating the object by transparency : en fr
  • FR748608A - Tensioner for chair consolidation : en fr
  • CA333762A - Railway traffic controlling system : en fr
  • AU973132A - Improvements relating to slidable seats for vehicles andthe like : en
  • DE579971C - Glow lamp with flat plate electrodes for television receivers : de en
  • FR748789A - Stove cover : en fr
  • GB394984A - Improvements in hygrometric apparatus : en
  • US1916656A - Heat transfer unit : en
  • CA333710A - Air and moisture proof package : en fr
  • FR748612A - Improvements to aluminum-based alloys : en fr
  • FR748658A - Edible fatty substance : en fr
  • CA333847A - Bevel gage : en fr
  • CA333748A - Pipe coupling : en fr
  • US1916390A - Top stop : en
  • DE579892C - Winding arrangement for transformers, especially measuring transducers : de en
  • DE580142C - Furnace for the direct production of steel from ores : de en
  • US1916466A - Pipe pusher : en
  • US1916516A - Broaching machine : en
  • DE579991C - Refrigeration device : de en
  • DE581413C - Hollow body divided into spherical zones : de en
  • US1916355A - Window ventilator : en
  • US1916926A - Arcing ground suppressor : en
  • US1916935A - Valve organization for playing balls and the like : en
  • US1917112A - Acoustical product : en
  • USRE18887E - distribution op water for cooling brake rims : en
  • DE579828C - Circuit arrangement for displaying the traffic and operating status of lines in telephone systems : de en
  • CA333790A - Engine charge supplying apparatus : en fr
  • CA333809A - Superheterodyne radio receiver : en fr
  • DE580227C - High-voltage capacitor, especially for high loads, in which one of the coatings consists of a stable metal part and forms the supporting part of the capacitor : de en
  • FR748578A - Heater-atomizer for heavy liquid fuels : en fr
  • FR748570A - Method and apparatus for obtaining uniformity of thickness of the film to be deposited on an object after passing this object through a bath of the constituent of the film : en fr
  • DE579823C - Adjustment device for arbitrarily adjustable counter shells for the support shell of axle bearings : de en
  • US1916462A - Commutating electric machine : en
  • US1917141A - Defroster : en
  • CA333757A - Rubber compounding method : en fr
  • DE579979C - Firebox for pulverized coal firing with interior walls consisting of vaults : de en
  • CA333826A - Certificate and record holder : en fr
  • DE580036C - Moersermuehle : de en
  • DE580045C - Changeable display rack : de en
  • DE580029C - Potato harvester with conveyor grate attached to the coulter, over which an endless belt runs : de en
  • USD90243S - gottesman : en
  • FR748454A - Improvements to tabulator machines controlled by recording cards : en fr
  • GB394977A - Improvements in or relating to insecticides : en
  • DE578973C - Faucet with spring, rubber or otherwise loaded peg and a ventilation device consisting of wedge surfaces and attachments : de en
  • FI15320A - Airship : en fi
  • GB394985A - Improvements in rotary pumps, blowers and motors, and in machines for use in producing the rotors thereof : en
  • US1916852A - Refrigerator construction : en
  • US1916956A - Aircraft : en
  • FR748484A - Rectification process : en fr
  • US1916885A - Process and apparatus for producing emulsions : en
  • DE579793C - Recording machine with several adding units : de en
  • GB395003A - The manufacture of metal-organic complex compounds : en
  • US1917006A - Air conditioning method and apparatus : en
  • FR748637A - Composition for plasters and coverings of roads, roads and the like : en fr
  • US1916867A - Switch : en
  • FR748480A - Improvements to hooking systems particularly applicable to electrical circuit breakers : en fr
  • FR748678A - Safety cash drawer : en fr
  • FR748791A - Process for the preparation of condensation products : en fr
  • CA333714A - Artificial bait : en fr
  • DE580224C - Automatic switch with trip-free release, especially in the form of a plug : de en
  • US1917155A - Fluid-break circuit interrupter : en
  • DE579678C - Spool winding machine with a device for automatically inserting paper or insulating strips between the layers of the spool and controlling the paper feed by the reciprocating wire guide : de en
  • FR748455A - Improvements in hydro-and aerodynamic propulsion : en fr
  • FR748717A - Improvements to roller mills : en fr
  • GB394822A - Improvements in or relating to light sensitive cell circuits particularly for use in photographic sound reproduction : en
  • DE580040C - Machine for sewing leather with a thread take-off lever that works in two motion levels : de en
  • US1916267A - Apparatus for grinding gun barrels and cylindrical surfaces : en
  • CA333784A - Spare tire cover : en fr
  • US1916682A - Bearing structure : en
  • GB394767A - Improved method of mounting hinged doors : en
  • US1916661A - Branding and inking device : en
  • FI15314A - Anordning vid Silar för cellulosakokare och dylikt : en fi
  • FR748398A - Device for changing direction and braking an airplane : en fr
  • GB394717A - Improvements in or relating to head lamps for motor vehicles : en
  • GB394993A - Improvements in or relating to steam engines : en
  • FR748351A - Device for coupling several tillage implements : en fr
  • FR748565A - Electrically serviced circular balance clockwork movement : en fr
  • FR748752A - Telephone or other electrical remote signaling installation, operating with or without an amplifier : en fr
  • GB394890A - Improvements in or relating to drills for coal and rock : en
  • DE579870C - Feed device for leather sewing machines : de en
  • FR748692A - New system of sliding and tilting sash windows : en fr
  • FR748645A - Method of decoration by means of continuous or interrupted colored rings of inflatable objects, such as balloons, toys or others : en fr
  • GB394904A - Improvements in optical systems of analysis for television : en
  • US1916647A - Display device : en
  • US1916851A - Brake shoe and method of making same : en
  • US1916313A - Folding hood for vehicles : en
  • US1917181A - Ceramic products and method of manufacturing the same : en
  • GB394954A - Improvements in or relating to luminescent tube testing devices for sparking plugs : en
  • FR748528A - Combined cigarette and match holder : en fr
  • GB394861A - Improvements in luminous electric discharge tubes : en
  • FI15277A - Anordning för avskiljande av vatten ur bark ell dlikt : en fi
  • FR748424A - Method of manufacturing raised rails and the like : en fr
  • CA333672A - Shifting gear : en fr
  • US1917106A - Clavicle splint : en
  • US1916269A - Apparatus for treating and peeling fruits : en
  • US1916353A - Vacuum cleaner : en
  • US1916863A - Method and apparatus for agglomerating metalliferous masses : en
  • US1917110A - Full circle retreader : en
  • US1917119A - Mixing machine : en
  • DE579914C - Process for dewatering peat mass by heat treatment : de en
  • FI15300A - Horizontal : en fi
  • FR748647A - Products and processes for cleaning constructions, boards, posts, trees, etc. : en fr
  • GB394800A - Cylinder heads for internal-combustion engines : en
  • GB395390A - Improvements in and relating to the electrolytic treatment of aluminium or its alloys : en
  • DE579981C - Spinning machine for the production of acetate rayon in the wet spinning process : de en
  • USD90238S - Norman eisenstadt : en
  • FR748560A - Device for the flow by determined quantities of the contents of bottles or other receptacles : en fr
  • DK47504C - Air cooling device for firearms. : da en
  • FR748679A - Construction method for floor slabs or the like : en fr
  • GB394895A - Improvements in graphical calculating instruments for determining wind measurements by pilot balloons : en
  • GB394927A - Improvements in folding skis : en
  • FR748542A - Diaphragm explosion pot rupture contact for electric circuit breaker in oil : en fr
  • US1916485A - Time governed circuit controlling mechanism : en
  • AU802132A - Improvements inthe manufacture of yeast : en
  • GB394918A - Non-drip vessels and method of manufacturing the same : en
  • US1916749A - Turf edger : en
  • FR748626A - Pressure lubrication device : en fr
  • GB394820A - Improvements in and relating to means for drafting fibres in spinning frames : en
  • GB394828A - Improvements in and relating to dielectric for electric apparatus : en
  • US1916909A - Alternating current motor : en
  • US1916327A - Process for preparing organic fluorine compounds : en
  • US1916195A - Dispensing appliance : en
  • US1916816A - Automatic latching device : en
  • FR748481A - Timed automatic circuit breaker : en fr
  • FR748532A - Nozzle bodies for steam or gas turbines : en fr
  • FR748723A - Electro-magnetic circuit breaker : en fr
  • USD90237S - Nickolaj de leo : en
  • CA333702A - Conical container : en fr
  • SE77721C1 - : en
  • US1916311A - Machine for inspecting, splicing, and rewinding motion picture films : en
  • GB394897A - Improvements in or relating to brushes : en
  • CA333824A - Motor fuel : en fr
  • US1916194A - Lamp socket : en
  • DE579918C - Process for the preparation of intermediate products which are substituted in the naphthalene nucleus by at least one carboxyl group and at the same time contain a heterocyclic nucleus : de en
  • FR748650A - Method and devices for forming thick white or colored fumes : en fr
  • FR748697A - Improvements to central heating boilers and the like : en fr
  • US1916351A - Fire extinguisher : en
  • US1916475A - Airplane : en
  • US1916243A - Telegraph system : en
  • US1916888A - Heat reclaimer : en
  • USD90239S - emmons : en
  • US1916220A - Meat packing device : en
  • US1916770A - Method of improving the handling and storing qualities of compounds of calcium : en
  • US1917093A - Air deflector : en
  • US1917070A - Ball joint lubricator : en
  • US1916341A - Tractor guide : en
  • US1917001A - Temperature responsive device : en
  • US1917085A - Seed distributor : en
  • DE567497C - Process for sterilizing potatoes : de en
  • CA333840A - High pressure gas holder : en fr
  • US1917094A - Motor suspension : en
  • FR748745A - Optical instrument, pocket format, capable of revealing, without the use of a telescope, the peculiarities and details of the physico-chemical phenomena which take place in organic liquids : en fr
  • GB394771A - Improvements in and relating to power units : en
  • GB395016A - Improvements in or relating to multiple core telephone and telegraph cables : en
  • DE567314C - Ball joint for tie rods and control rods on motor vehicles : de en
  • CA333819A - Pen : en fr
  • US1916967A - Flexible coupling for vehicular structures : en
  • DE580239C - Clampable sieve for ladles or the like. : de en
  • FR748499A - Improvements made to sockets such as those for electric lamps : en fr
  • US1916774A - Cigar head knurling and punching device : en
  • US1916372A - Wire heating apparatus : en
  • US1916250A - Universal marker : en
  • US1916294A - Rescue tower : en
  • US1916761A - Telephone exchange system : en
  • US1917208A - Football training dummy : en
  • US1916370A - Checker support : en
  • US1917074A - Support for automobile hoods : en
  • US1917118A - Shotgun cartridge : en
  • US1917154A - Vaporizing system for commercial liquefied hydrocarbons : en
  • AU1002132A - Improvements in and relating to submarine locating, harvesting and recovery apparatus : en
  • US1916511A - Hood latch : en
  • DE579865C - Feed control on machine tools : de en
  • US1916695A - Vacuum check air valve for vapor heating systems : en
  • US1916711A - Fuse tightener : en
  • US1917166A - Indirect generation of steam by means of superheated heating steam : en
  • US1917180A - Piston motor : en
  • US1916632A - Plug stop : en
  • USD90248S - Design for a welding torch body or handle : en
  • US1916660A - Exercising machine : en
  • US1916822A - Spool : en
  • US1917175A - Metal joint washer or gasket : en
  • FR748436A - : fr
  • US1916202A - Shelf support : en
  • US1916395A - Heat exchange apparatus : en
  • US1916261A - giese : en
  • GB394875A - Improvements in and relating to vacuum arc apparatus : en
  • US1916609A - Universal stage for microscopes : en
  • CA333704A - Air conditioner : en fr
  • CA333701A - Teakettle spout : en fr
  • DE576820C - Process for the indirect production of photographic dye images : de en
  • DE579933C - Cooling device for the rotors of electrical machines : de en
  • DE579955C - Preparations for protecting metals against attack by non-oxidizing acids : de en
  • GB394752A - Improved device for facilitating the stropping or sharpening of razor blades : en
  • DE579920C - Pressure roller for automatic input and output of the pull rope in cable cars : de en
  • DE580056C - Magazine ejector : de en
  • DE579830C - Display device for radio receiver : de en
  • DE580051C - Device on motor vehicle wheels to intercept carried away stones, water and. like : de en
  • FI15280A - Sätt att laka råfosfat : en fi
  • GB394790A - Improvements in bags or the like for containing heat generating materials : en
  • CA333767A - Spreader for spray compositions : en fr
  • FR748451A - Nipper for castration : en fr
  • US1917009A - Electrical connecter : en
  • US1916795A - Volume control system for radioreceivers : en
  • US1916648A - Draw-leaf table : en
  • US1916455A - Humidifying system : en
  • DE580217C - Box tipper with automatic locking in the loading and unloading position and with a flap that opens upwards : de en
  • US1916429A - Method of producing mixed fertilizers : en
  • CA333764A - Safety razor : en fr
  • DE579926C - Feedback tube generator with double grid tubes for generating vibrations of the second kind : de en
  • FI15278A - Bränare for catalytic converter : en fi
  • FR748639A - Device for stabilizing the air speed in the heating coils : en fr
  • FR748707A - Cutting chain mortiser device for wood : en fr
  • FR748716A - Control system for bomb launchers placed on aircraft : en fr
  • FR748720A - Processes for the production of high value condensation products : en fr
  • GB394944A - Automatic distributor for fluids such as lubricating oil under pressure : en
  • GB394929A - Improvements in axle trucks for tramway and like vehicles : en
  • IE12535L - Refrigeration : en
  • CA333741A - Carbon black : en fr
  • DE579975C - Coil with protective cover for counters and measuring instruments : de en
  • US1917167A - Roof for cars : en
  • DE580223C - Device for the automatic voltage regulation of power generators : de en
  • FR748548A - Process for showing signs or words in different luminous colors using perforated plates : en fr
  • US1916626A - Air and fuel pump unit : en
  • US1916759A - Buffing wheel : en
  • US1916857A - Closure member and method of forming and applying : en
  • DE579940C - Device for aligning toes and loosening their joints : de en
  • DE580020C - Scrubbing water collecting container on window base u. like : de en
  • FR748610A - Dual-trap nest with automatic readable registration : en fr
  • DE579731C - Process for the production of fertilizers : de en
  • US1916659A - Sealing ring : en
  • US1917034A - Demountable spoked wheel : en
  • US1916535A - shipley : en
  • USD90228S - Design for a paper weight or similar article : en
  • US1916855A - Transmission : en
  • GB394855A - Improvements in tufting apparatus : en
  • GB394981A - Process for the manufacture of azo dyestuffs : en
  • DE579869C - Drive device for the thread insertion and holding members in leather sewing machines : de en
  • US1916780A - Alloy : en
  • US1917105A - Device for generating short waves : en
  • FR748475A - Toy : en fr
  • US1916298A - Abdominal supporting belt : en
  • US1916423A - Polymerization product from divinyl ether and related compounds and process of producing same : en
  • FR748659A - Method and devices for the regular or regulated entrainment of pulverulent materials such as pulverized coal in combustion apparatus : en fr
  • US1916271A - Change dispensing mechanism : en
  • US1917200A - Wiper mechanism for windshields and the like : en
  • US1916532A - Conveyer mechanism : en
  • DE579932C - Automatic overcurrent switch in plug form : de en
  • US1916433A - Speed control valve : en
  • US1916555A - Liquid fuel consumption indicator : en
  • US1917195A - Extended channel system : en
  • US1916436A - Lasting machine : en
  • FR748551A - Improvements in the treatment of the edge of the uppers in the manufacture of shoes : en fr
  • US1916402A - Method and apparatus for handling molten materials : en
  • US1916947A - Machine for impressing patterns on materials : en
  • FR748667A - Folding panel for advertising or other applications : en fr
  • CA333786A - Helical casting moulding apparatus : en fr
  • DE579988C - Process for the oxidation of solid or liquid non-aromatic hydrocarbons, waxes and the like Like. Using nitric acid : de en
  • FR748661A - Improvements to pulverized coal burners also using another fuel : en fr
  • US1916256A - Homopolar generator : en
  • US1916383A - Stereoscopic plate shifter : en
  • US1916240A - Electric machine : en
  • US1916646A - Combination fluid sipping and float device : en
  • US1916793A - Handle extension : en
  • US1917168A - Process for treating fibrous material : en
  • US1916315A - Means for automatically defrosting refrigerating units : en
  • US1916683A - Display rack for canned goods : en
  • US1916840A - Roller drier for cylindrical bodies and method of handling such bodies therein : en
  • DE579901C - Cash register for department stores : de en
  • DE580038C - Cloth clamp for buttonhole sewing machines : de en
  • US1916222A - Road machine : en
  • US1917046A - Ignitio : en
  • US1917183A - Positioning tool : en
  • FR748755A - Farmer : en fr
  • GB394863A - An improved synchronous electric motor : en
  • GB394711A - Improvements in or relating to television and like facsimile signalling systems : en
  • GB394839A - Improvements in or relating to cylinder blocks and heads for internal combustion engines : en
  • US1916538A - Check protector : en
  • DE580166C - Process for the enrichment of germanium : de en
  • DK47493C - Sealing device for rotating motors. : da en
  • GB394733A - Improvements in or relating to bed-side and like screens : en
  • GB394773A - Improvements in or relating to electric arc welding machines : en
  • FR748427A - Improved rubber vulcanization process : en fr
  • FR748478A - Improvements to combustion engines with injection and self-ignition of fuel : en fr
  • GB394710A - Improvements in or relating to television apparatus : en
  • FI15293A - Behållare med skäranordning för ost och liknande : en fi
  • FR748432A - Canvas for the manufacture of tapestry works and method of making these works : en fr
  • DE580306C - Pointer manometer, in which the pointer is driven by a gear segment rotatable in the plain bearing : de en
  • GB394709A - Improvements in or relating to the electric melting of glass or the like : en
  • GB394745A - Improvements in and relating to the heat treatment of hydrocarbon oils : en
  • DE579900C - Device for continuous drying of films : de en
  • FR748555A - Steam iron : en fr
  • FR748569A - Improvements made to radio equipment with the possibility of connecting pick-ups, microphones or the like : en fr
  • DE579555C - Encryption device with encryption rollers : de en
  • DE579868C - Machine for sewing leather or the like (double machine) : de en
  • DE580017C - Heat exchanger with metal pipes : de en
  • FR748416A - Tipping floor vehicle : en fr
  • GB394739A - Improved tooth-cleaner having a projecting back : en
  • FR748673A - Improvements to wireless telegraphy transmitters : en fr
  • FR748704A - Method and device for the production of luminous signs, designs or decorative patterns in electric gas discharge lamps : en fr
  • FR748790A - New dyes for vats : en fr
  • GB394731A - Improvements in or relating to stands or supports for wringing or mangling machines : en
  • US1916792A - Golf club head : en
  • GB394936A - Improvements in folding maps : en
  • FR748507A - Glove : en fr
  • FR748737A - Meat grinder : en fr
  • FR748587A - Safety device allowing smoking without risk of starting a fire even in a place where the air is charged with flammable vapors or gases : en fr
  • GB394819A - Churns for butter making : en
  • US1916592A - Process of preparing acetylene : en
  • GB394769A - Improvements relating to pile wires or cutters for looms : en
  • FR748781A - Heel pad for horses : en fr
  • GB395387A - Improvements in automatic wire clip forming and closing machines : en
  • FR748732A - Cardboard box, especially for packing eggs : en fr
  • DE580250C - Bracing for the fields formed by longitudinal beams and ring sides in rigid airship frames : de en
  • FR748463A - Improvements to grain cleaning devices for threshing machines : en fr
  • US1916807A - Fuel supply device for liquid fuel burners : en
  • US1917179A - Preparation of allyl alcohol : en
  • DE580170C - Drawing nail for glue tape fly catcher : de en
  • US1916620A - Pavement and paving unit : en
  • US1916699A - Means for stringing tennis rackets with strings : en
  • DE579973C - Frequency relay for overlay remote control systems : de en
  • CA333785A - Spare tire cover : en fr
  • DE579943C - Edge reinforcement for surface structures, such as carpets, etc. like : de en
  • GB394785A - A telegraph exchange system : en
  • GB394836A - Improved electric water heater : en
  • GB394865A - Improvements in or relating to methods of producing rust-proof iron or steel : en
  • DE580016C - Process for distilling or cracking hydrocarbon oils : de en
  • DE580136C - Process for transferring highly water-containing gelatinous masses with thixotropic properties into shaped gel material : de en
  • DE580061C - Dredging barge with upper deck for loading cargo : de en
  • FR748535A - Improvements to accumulator devices and subtraction counters in accounting machines controlled by punched cards : en fr
  • US1916523A - Leather preservative and process of applying same : en
  • USD90266S - shinn : en
  • DE580203C - Process for the production of metal reinforcements on bar-shaped resistors : de en
  • FR748491A - Method and device for manufacturing electric capacitors : en fr
  • GB394728A - Improvements relating to illuminated signs : en
  • DE580105C - Internal combustion engine : de en
  • US1916611A - Fornia : en
  • US1916677A - Method of preventing the formation of scale : en
  • US1916769A - Automatic signaling mechanism for schools : en
  • FR748660A - Burner support frame for heating bakery ovens and the like : en fr
  • GB394726A - Improvements in brushes : en
  • DE580059C - Tool for the production of hollow stones closed on five sides : de en
  • DE580278C - Device for the production of binding covers : de en
  • GB394735A - Improvements in or relating to illuminated indicating or mimic diagrams : en
  • GB394878A - Improved construction of show card or display stand : en
  • FR748793A - Method and means for the sterilization and subsequent cooling of foods contained in closed containers : en fr
  • DE580158C - Device for cleaning the longitudinal grate bars of traveling grates lined up on cross members : de en
  • FR748788A - : fr
  • GB394853A - Apparatus for indicating the presence of smoke or dust in air : en
  • GB394880A - Device for measuring skirts and the like : en
  • FR748568A - Bag decor with interchangeable initials : en fr
  • GB394714A - Improvements in or relating to the production of transparent films, sheets, artificial glass or the like from hydrate cellulose with or without metal or textile fabric stiffening : en
  • DE579772C - vacuum cleaner : de en
  • FR748573A - Receiver station of t. s. f. intended for motor cars : en fr
  • GB394869A - Improvements in or relating to lubricating appliances : en
  • FR748564A - Device for the automatic disinfection of telephone transmitters and headphones : en fr
  • DE579889C - Synchronous motor : de en
  • DE580137C - Production of complex hydrofluoric acid salts : de en
  • US1916950A - Releasing clamp : en
  • US1917022A - Electrochemical process for cleaning metal : en
  • USD90224S - Design fob a picttjbe fbame ob similab abticle : en
  • US1917065A - Apparatus for dyeing or otherwise treating fabrics : en
  • US1916685A - Valve : en
  • US1916988A - Collapsible flower display : en
  • US1917131A - Artificial incisor : en
  • US1916199A - Writing implement : en
  • US1916276A - Boiler washing and filling system : en
  • US1916587A - Battery charging unit : en
  • US1916984A - Chest for silverware : en
  • US1917151A - Self locking slide loop : en
  • CA333695A - Weeding tool : en fr
  • GB394724A - Improvements relating to galvanometers for oscillographs : en
  • GB395001A - Improvements in or relating to signal lamps : en
  • US1916221A - Airtight meat cooking container and processor : en
  • US1916591A - Bookholding device : en
  • DE580161C - Joint for toilet seats and lids : de en
  • FR748768A - Refrigerator device for milk canisters : en fr
  • GB394761A - Improvements relating to the treatment of textile fabrics : en
  • US1916876A - Selective double jaw trap : en
  • US1916508A - Turf restorator : en
  • DE580107C - Tool for machining stud heads and tapering stud shafts in one operation : de en
  • DE580035C - Aluminothermic casting process : de en
  • CA333698A - Water purification for fish transportation : en fr
  • DE580231C - Device for the automatic advance of the electrode during electric arc welding with rotating rod electrodes : de en
  • DE580241C - Calculating machine with alignment device : de en
  • DE580296C - Distributor for dusty or paste-like substances, such as. B. powder : de en
  • FI15294A - Pre-brick stove with heating cabinets : en fi
  • US1916801A - Machine for sorting perforated cards : en
  • DE580077C - Device for testing safety regulators on steam or gas turbines : de en
  • DE580286C - Type body for type lever typewriters : de en
  • FR748684A - Method and device for obtaining, by galvanic deposition, nickel tubes and product obtained by this process : en fr
  • CA333682A - Milking apparatus : en fr
  • DE580074C - Method for producing a smooth, hair-free, in particular simple cord made of hard-fibred hemp or the like. : de en
  • DK47494C - Spring system for two- and three-axle railway carriages. : da en
  • US1916379A - Punch press mechanism and automatic stop therefor : en
  • FR748430A - Automatic control of an absorption refrigeration appliance : en fr
  • GB394765A - Improvements in wire-drawing machines : en
  • GB394992A - Improvements in, or relating to, cycle and like electric lamps of the dry-battery type : en
  • DE579954C - Injection carburetor : de en
  • DE580212C - Process for cleaning wool, hair, skin, leather or other materials of animal origin : de en
  • DE579674C - Device for starting electric motors using a shift drum : de en
  • DE579909C - Process for the production of yeast containing magnesium : de en
  • GB394888A - Improvements in or relating to drawers for furniture : en
  • DE579903C - Tool for the production of dovetail profile grooves in one operation from the solid material : de en
  • DE580052C - Air pump : de en
  • US1916308A - Building block : en
  • US1916993A - Thrust plate : en
  • CA333717A - Belt pulley : en fr
  • US1916726A - Lining for molds for concrete columns : en
  • FR748371A - Ladder console : en fr
  • DE580276C - Process for reducing the effects of gas mixtures on explosions : de en
  • FR748747A - Mechanical device for controlling and varying the speed of the knitting needle intended for re-stitching stockings or other knitted articles or fabrics : en fr
  • DE580233C - Cleaning agents for household and commercial appliances : de en
  • FR748361A - Improvements to balancing devices for crankshafts : en fr
  • FR748651A - Support for pants and skirts : en fr
  • DE580111C - Blueprint machine with glass cylinder and endless conveyor : de en
  • USD90270S - Design fob a toy : en
  • DK47498C - Device by Microphones. : da en
  • GB394945A - Improvements in containers : en
  • US1917087A - Protective device for electrical apparatus : en
  • DE579972C - Method for changing the frequency of circles containing piezoelectric crystals : de en
  • DE579997C - Device for automatic recording of telephone calls : de en
  • DE580092C - Electric vacuum cleaner : de en
  • FR748477A - Vehicle suspension : en fr
  • US1916448A - Meter tag identification seal : en
  • US1916468A - Tea extract paste : en
  • US1917137A - Banana extractor and ice cream injector : en
  • US1916260A - Collar and can assembling machine : en
  • US1917045A - Apparatus for controlling the level of liquids : en
  • FR748440A - Powder compact : en fr
  • FR748437A - Apparatus for burnishing the side and / or front faces of circular section bodies, in particular of stub axles : en fr
  • DE580174C - Rocket engine : de en
  • DE578949C - Oil slingshot for axle bearings of rail vehicles : de en
  • GB394817A - Method and machine for the manufacture of palings, straw matting blinds, or the like : en
  • GB394844A - Improvements in and relating to machines for casting storage-battery grids : en
  • US1916238A - Display cabinet : en
  • FR748375A - Tipping device for skips : en fr
  • FR748545A - Arrangement for storing blocks of dry ice in double-walled vessels with empty space : en fr
  • FR748598A - Ignition device for oil burners or similar fuels : en fr
  • FR748583A - Improvements made to devices for measuring the section or flow rate of orifices by the pressure drop undergone by a fluid flowing through these orifices : en fr
  • FR748622A - Floating roof for tanks : en fr
  • DE580103C - Irrigation device : de en
  • DE580153C - Arrangement for expanding the control range of rotor-fed three-phase shunt motors that are equipped with a double brush set for control by means of brush shifting : de en
  • DE580168C - Piston fluid meter with two measuring cylinders : de en
  • GB395008A - Improvements in radiators for heating buildings : en
  • US1917029A - Multistage rotary compressor : en
  • US1917169A - Liquid fuel injection pump for internal combustion engines : en
  • FR748363A - New suspension system for vehicles and vehicles with application : en fr
  • GB394924A - Improvements in containers for oil immersed electrical apparatus : en
  • FR748530A - : fr
  • FR748666A - Harpoon trocar for septic punctures : en fr
  • FR748358A - Elastic drive mechanism : en fr
  • FR748686A - Automatic locking and unlocking device for underwater mines : en fr
  • DE580295C - Phosphate glasses : de en
  • DE579744C - Pressing tool for mortaring floor covering panels : de en
  • GB394832A - An improved material for the manufacture of toe-caps, counters and other stiffening insertions for use in boots and shoes : en
  • GB394887A - Process for the manufacture of the tetrasulphuric acid ester of leuco-1.2.2.1-anthraquinone azine : en
  • US1916706A - Remote control system : en
  • US1916870A - Centrifucal bowl : en
  • US1917177A - Collar : en
  • US1916474A - Copper and copper alloy tube and method of making : en
  • US1916548A - Earth surface mixer : en
  • US1916959A - Article aligning mechanism : en
  • DE579827C - Arrangement for correcting the phase position of two revolving systems, of which the system to be corrected has a speed that deviates from the target rotational speed : de en
  • FR748571A - New acid dyes of the anthraquinone series and their preparation process : en fr
  • US1916486A - Collapsible boat : en
  • US1916987A - Accounting machine : en
  • US1916227A - Merchandise display : en
  • FR748402A - Mobile guide for paper cutters, shears and similar machines : en fr
  • GB394698A - Improvements in machines for breaking flax and the like : en
  • DE580019C - Coffee grinder with split storage container : de en
  • DE580189C - Fish shaped toy : de en
  • DE580283C - Method for the preparation of anthrapyridone droplets : de en
  • FR748422A - Process for obtaining valuable products from acid slurry : en fr
  • FR748770A - Mechanical merry-go-round for fairground entertainment : en fr
  • FR748649A - Hydraulic remote control device : en fr
  • US1916483A - Inflatable article : en
  • US1916510A - Electric system for recording and reproducing sound : en
  • US1916809A - Playground apparatus : en
  • US1916952A - Charge forming and feeding means for internal combustion engines : en
  • US1917003A - Reproduction of sound records : en
  • DE579588C - Device for pulling glass tubes : de en
  • GB394743A - Improved heating device for poultry brooders : en
  • US1916619A - Ash tray and support therefor : en
  • US1916640A - Hospital sheeting : en
  • US1916734A - Automatic locator recorder : en
  • DE580350C - Process for the manufacture of rubber products : de en
  • FR748749A - Carrier and load carrier system specially adapted for parking motor vehicles or for any other similar purpose : en fr
  • DE580253C - Device for controlling the liquid masses of rolling tanks : de en
  • FR748599A - Improvement in the assembly of leather goods or other seamless items : en fr
  • GB394894A - Improvements relating to devices for filing cards, papers or the like : en
  • FR748621A - Improvements to recording manometers and other similar devices : en fr
  • DE580299C - Device for juicing fruits : de en
  • DE580313C - Friction wheel for pyrophoric lighters : de en
  • US1916698A - Dry battery : en
  • US1916551A - Method of removing impurities from gas : en
  • US1916226A - Zirconium, silicon and alkali metal solutions and method of making same : en
  • US1916396A - Automatic lock for record book metal : en
  • US1917102A - Frequency modulation : en
  • DE580091C - Area processing machine, in particular for wet and dry processing of floors and the like. like : de en
  • DE579745C - Crank gear for washing machines : de en
  • DE580122C - Process for the production of sugar cane juice and sugar cane stem mass processed into commercial cellulose : de en
  • US1916309A - Internal combustion engine : en
  • US1916412A - Fixture support : en
  • US1916582A - Fishing tackle : en
  • FR748383A - Staircase screen : en fr
  • DE580150C - Arrangement for electrical machines with vertical shaft and coolers attached to the machine housing : de en
  • FR748489A - Control device for heavy oil burner : en fr
  • FR748619A - Dosing dispenser applicable to powdery materials : en fr
  • US1917109A - Oxy-arc cutting nozzle : en
  • US1916310A - Internal combustion engine : en
  • US1916981A - Receptacle making apparatus : en
  • CA333738A - Embossed pile fabric : en fr
  • FI15290A - Sauna oven : en fi
  • FR748769A - Improvements to hydraulic brakes : en fr
  • GB395341A - Method of producing hollow bodies closed on all sides or on five sides by means of extrusion presses : en
  • FR748615A - Device for automatically controlling the amplification of electrical oscillations : en fr
  • CA333839A - Lock nut : en fr
  • FI15295A - Section pan : en fi
  • US1916290A - Loom for weaving oriental knotted fabrics : en
  • US1916387A - Brake shoe reenforce : en
  • US1916580A - Basket or box corner reenforce : en
  • CA333789A - Engine charge supplying apparatus : en fr
  • CA333727A - Stocking elastic welt : en fr
  • GB394859A - Improvements in or relating to apparatus for heating road surfaces : en
  • FR748698A - Hinge device allowing the windshield of an airplane to be released, to freely parachute the occupants : en fr
  • DE579764C - Circular knitting machine : de en
  • FI15287A - Förfaringsäätt för elektrisk svetsning : en fi
  • DE580006C - Arrangement for cascade connections of asynchronous machines with commutator rear machines excited in the shunt : de en
  • FR748504A - Improvements to packs or blocks of sheets of paper or fabric : en fr
  • FR748725A - Method for picking up and distributing, in rectilinear knitted hosiery looms, two or more securely separated yarns, and device for applying this method : en fr
  • GB394779A - Improvements in and relating to machines or appliances for trimming welded tubes : en
  • FI15332A - Grain dryer : en fi
  • US1916210A - Visible index : en
  • US1917124A - Laundry press : en
  • CA333750A - Grinding or abrading machine : en fr
  • US1916958A - Pickling tank : en
  • US1916422A - Tire shaping machine : en
  • US1916753A - Ornamental glass : en
  • US1916823A - Folding table : en
  • DE580238C - Forehearth for removing molten glass : de en
  • GB394757A - Improvements in variable gearing for bicycles and the like : en
  • GB394810A - Improvements relating to the recording of sound : en
  • DE580026C - Speaking machine, in particular roller speaking machine with electric motor drive : de en
  • DE580275C - Buckle for belts, bags, jewelry, etc. like : de en
  • DE580225C - Heat relay or release with temperature compensation : de en
  • FR748502A - Concrete battens : en fr
  • FR748787A - Luxury vehicle seat : en fr
  • DE579907C - Rock dust container that can be tilted and thrown away from the explosion : de en
  • US1916700A - Flywheel magneto ignition apparatus : en
  • US1916829A - Button loop : en
  • US1916679A - Curtain fixture : en
  • US1916860A - Sewing machine : en
  • DE580155C - Electrical measuring device with two or more individual measuring units : de en
  • DE579890C - Single-phase collector motor for mains frequencies above 25 Hertz : de en
  • GB394907A - Improvements relating to combined variable-speed gears and free-wheel devices for motor vehicles : en
  • US1917192A - Spare tire mirror : en
  • DE579913C - Process for the production of washable finishes : de en
  • DE579922C - Track gauge on railway vehicles : de en
  • CA333676A - Centrifugal mechanism : en fr
  • US1916382A - Mounting for guy protectors or guards : en
  • US1916536A - Construction, relative to frames : en
  • US1917120A - Folding box : en
  • US1917159A - Car doorlatch : en
  • US1916306A - Carbonaceous fuel and method op producing same : en
  • FI15296A - Roof tile : en fi
  • DE564670C - Process for the production of pretzels : de en
  • DE580357C - Suspender clip : de en
  • DE580220C - Remote control device with rotating contact arms, in which the running time or the idle time of the contact arms is monitored : de en
  • GB394780A - Improvements in and relating to magneto electric machines : en
  • US1916242A - Railway motor : en
  • US1916922A - Removing iodine from dispersion in a liquid medium : en
  • US1916954A - Making porous material : en
  • USD90252S - Gustave httbach : en
  • US1916213A - Mop construction : en
  • DE580110C - Switching device controlled by the pressure cover of a copier for a copier clock that controls the exposure time : de en
  • CA333804A - Cooking utensil : en fr
  • US1917101A - Production of fast dyeings with ester-salts of leuco vat-dyestuffs : en
  • USD90247S - Design fob a portable dispensing cab or analogous device : en
  • US1916517A - Lifting jack : en
  • US1916574A - Method of making gill ring tubes : en
  • DE579844C - Sand blow molding machine : de en
  • GB394826A - Improvements in needle dials for knitting machines : en
  • US1916748A - Process and apparatus for applying edge sealing material to laminated glass : en
  • FR748702A - Improvements to locomotive hearths : en fr
  • GB394774A - Apparatus for facilitating the proper festooning of linoleums, floor coverings, fabrics or such like which require to be dried or dealt with in festooned fashion : en
  • US1916820A - Electrically operated valve for organ pipes : en
  • US1917086A - Retaining and sustaining device : en
  • DE580121C - Control for water column machines with two adjacent working cylinders : de en
  • US1916893A - Two-way clutch device : en
  • FR748557A - Improvements to fuel supply devices by pumps for variable speed internal combustion engines : en fr
  • US1916291A - Process of obtaining carbon black and hydrocarbons of more complex molecular structure by the pyrolytic dissociation of hydrocarbon gases and vapors : en
  • US1916365A - Elevator guide shoe : en
  • US1916908A - Sound absorbing means : en
  • US1916652A - Door operating mechanism : en
  • US1916731A - Automatic hair-clipper : en
  • DE579776C - Process for removing cadmium from zinc : de en
  • DE580331C - Rifle stock and butt : de en
  • FR748352A - IMPROVEMENTS TO CLOCKS AND ELECTRICAL CLOCKS AND THEIR CONTROL DEVICES : en fr
  • CA333834A - Button : en fr
  • DE579962C - The lengthening of the furnace tube forming the rotary kiln cooler : de en
  • FR748628A - Antiseptic paint with casein and process for obtaining it : en fr
  • FR748800A - Processing with wood cutters or similar : en fr
  • US1916265A - Shoe press : en
  • US1916340A - Flying machine : en
  • DE580252C - Closure for the hood of motor vehicles : de en
  • GB394877A - Improvements in railway trucks or bogies : en
  • GB394925A - Opening means for cans : en
  • FR748494A - New compositions based on chlorinated rubbers intended for the improvement of coatings : en fr
  • GB394740A - Improvements in or relating to electric circuit breakers having arc-rupturing devices : en
  • US1917204A - Inductive coupling arrangement for electron tube circuits : en
  • FR748431A - Improvements to nails and signage plates : en fr
  • US1916277A - Boiler washing and filling system : en
  • US1916224A - Self-contained oscillator tube : en
  • US1916381A - Barrel raising machine : en
  • US1916778A - Water-insoluble azo-dyestuff and fiber dyed therewith : en
  • US1916725A - Lawn edger : en
  • FI15324A - Suksiside : en fi
  • DE579961C - Process for the production of a flour-shaped building material which can be deformed by the application of pressure : de en
  • US1916459A - Fore and aft rigged vessel : en
  • US1916805A - Bejottdttstbie aktiehgeseilschaet : en
  • US1916858A - Milling machine : en
  • DE580044C - Shoe stand with adjustable legs : de en
  • US1916849A - Electric switch : en
  • US1916738A - Valve : en
  • US1917185A - Fountain pen and the like : en
  • US1916966A - Gang punch : en
  • US1916842A - Cream separator for milk bottles : en
  • GB394943A - Artificial limbs for display purposes : en
  • CA333780A - Desiccating system : en fr
  • FR748595A - Blotting pad : en fr
  • GB394940A - An improved method of forming sinkers for knitting machines : en
  • US1916262A - Method and apparatus for feeding batch mixtures to furnaces : en
  • US1916477A - Automatic control apparatus : en
  • US1916251A - Lubrication : en
  • US1916787A - Traffic guard : en
  • US1917123A - Card holder : en
  • US1916912A - Spray nozzle : en
  • USD90274S - Elsie greenspan : en
  • US1916714A - Self contained training and exercising oar : en
  • US1917037A - Manufacture of francis runners for hydraulic turbines : en
  • DE580067C - Glass rectifiers, in particular mercury vapor rectifiers, with electrically operated heating devices and cooling fans : de en
  • DE580337C - Wind power machine with a horizontal axis of rotation, on the wing ends of which auxiliary wind turbines are attached : de en
  • FR748652A - Electric meter for cars : en fr
  • USD90258S - Charles miller : en
  • DE579948C - Process for the production of molded plastics : de en
  • DE580329C - Call waiting machine : de en
  • US1917132A - Paper receptacle : en
  • CA333723A - Key holder : en fr
  • US1916618A - Cylinder grinding stand : en
  • SE77677C1 - : en
  • US1916443A - Power transmission system : en
  • US1916692A - Molding of plastic articles : en
  • US1916810A - Electrically heated bake oven : en
  • US1916727A - Smoker's apparatus : en
  • US1916844A - Rotary switch and switching system : en
  • US1916882A - Collapsible strut : en
  • DE580164C - Process for the production of rubberized thread fabric inserts : de en
  • FR748760A - Matchstick : en fr
  • DE579996C - Process for the remote transmission of still and moving images, in which the light falling on it is controlled with a special frequency for each point of the image : de en
  • FR748733A - Device for lighting a little distant space : en fr
  • GB394881A - An advertising or display device : en
  • FR748434A - Air and moisture impermeable packaging : en fr
  • GB394994A - Improvements in and relating to magneto-striction transmitters and receivers for the transmission and reception of sound : en
  • FR748728A - Bubbler device for mixing liquids using compressed gas : en fr
  • CA333668A - Rotary index apparatus : en fr
  • DE554960C - Railway or crane rail for laying over cross sleepers, designed as a three-belt carrier with plate webs : de en
  • DE580177C - Screw head processing machine with slotting and turning device : de en
  • GB394843A - Process for manufacturing a solvent product for the textile industry and product derived therefrom : en
  • GB394707A - Improvements in or relating to control systems for electric motors driving sound and motion picture apparatus : en
  • GB394781A - Improvements in firebars for furnaces : en
  • GB394794A - Improvements in and relating to gas meters : en
  • FR748701A - Elastic drain : en fr
  • DE579958C - Device for producing a homogeneous, if possible lump-free mixture of tar, bitumen or the like with dust-like fillers : de en
  • GB395011A - Improvements in and relating to speed regulating systems : en
  • DE579886C - Process for the preparation of alkali cyanides : de en
  • DE580211C - Process for the production of patterned floor coverings with visible joints : de en
  • US1916420A - Control apparatus : en
  • US1916999A - Amusement bide and vehicle : en
  • DE580154C - Transformer winding with alternating primary and secondary winding groups : de en
  • FR748439A - Process for dyeing acetylcellulose or mixed fabrics containing acetylcellulose, in an acid bath, using highly dispersed, water-insoluble dyes : en fr
  • DE579893C - Isolation of large rectifier cathodes : de en
  • DE580322C - Folding boat : de en
  • FR748690A - Installation for the production of superheated steam : en fr
  • GB394777A - Improvements in or relating to valve gear for internal combustion engines : en
  • US1916280A - Press : en
  • US1916339A - Dynamo-electric machine : en
  • US1916385A - Football line charging apparatus : en
  • FR748410A - Element tester for starter batteries, with resistance interposed in the charging circuit : en fr
  • FR748727A - Improvements to devices for cutting certain vegetables : en fr
  • DE579577C - Machine for the automatic soldering of the pole wires to the cups of drying elements : de en
  • GB394921A - Improvements in or relating to patterning mechanism for jacquard flat knitting machines : en
  • FR748470A - Knitting machine for all finished items : en fr
  • FR748703A - Coffee filter, metal : en fr
  • FR748417A - Glass closing system : en fr
  • GB394718A - Improvements relating to systems of illumination employing electric non-filament gas tubes : en
  • GB394856A - Improvements relating to the fuel supply to and lubrication of internal combustion engines : en
  • US1916225A - Fastening device : en
  • US1916794A - Collar construction : en
  • US1916847A - Gathering and inserting machine : en
  • FR748588A - Vegetable press : en fr
  • DE580287C - Machine for printing money on checks and the like like : de en
  • GB394908A - Improvements in or relating to straightening rolled material, especially plates and section irons : en
  • US1916331A - Coking apparatus : en
  • FR748404A - Improvements to steam generators : en fr
  • FR748574A - Advanced crampon for agricultural tractors : en fr
  • DE580226C - Short circuiter for electric light bulbs to be connected in series : de en
  • US1916197A - Refrigerating apparatus : en
  • US1916713A - Water cooled stoker : en
  • DE580022C - Free-floating device for generating waves : de en
  • DE580188C - Ski binding : de en
  • FR748776A - Clutch device with force limiter : en fr
  • GB395017A - Improvements in and relating to lamp reflectors : en
  • FR748771A - Improvements to wheels for baby carriages and similar cars, for toys and other applications : en fr
  • FR748407A - Servo Motor Solenoid Valve : en fr
  • FR748596A - Device facilitating the starting of internal combustion engines : en fr
  • GB394857A - Improvements in electro-dynamic speakers : en
  • US1916526A - Lock washer with keys : en
  • US1916599A - Oscillating electric fan : en
  • GB394959A - Process for reproducing sound films : en
  • FR748414A - Improvements made to valves for retaining a compressed fluid inside a hollow body : en fr
  • GB394792A - Improvements in or relating to internal chucks or carriers : en
  • FR748458A - Instrument for carving soup : en fr
  • FR748718A - Method and device for cleaning and adjusting the electrodes of spark plugs : en fr
  • FR748510A - Process for increasing color fastness : en fr
  • GB394770A - Improvements in or relating to lay swords for looms for weaving : en
  • DE579879C - Device for paint application : de en
  • FR748492A - Sports vehicle for children : en fr
  • FR748554A - Standing Bottle Labeling Machine : en fr
  • US1916258A - Tire groover : en
  • GB394768A - Improvements relating to indicators for use in mimic circuits or like diagrams : en
  • US1917196A - Process of carbonizing solid bituminous fuel : en
  • DE580073C - Mixing and beating machine with continuously variable speed change gear : de en
  • DE580094C - Use for the mouthpiece of tobacco pipes, cigar or cigarette holders : de en
  • DE580132C - Clothing : de en
  • DE580171C - Test circuit for high voltage devices : de en
  • FR748433A - Water closet device : en fr
  • FR748753A - Device for removing gasification residues from gas generators : en fr
  • GB394914A - Lubricating devices for sewing machines : en
  • US1916296A - Centrifugal casting machine : en
  • US1916900A - Method of low temperature distillation : en
  • US1916200A - Ink dispensing device : en
  • US1916211A - Meter for hot water : en
  • US1916696A - Vacuum air valve for vapor heating systems : en
  • USD90263S - Jack schweizeb : en
  • CA333669A - Porous caoutchouc : en fr
  • US1916397A - Card index file : en
  • CA333679A - Stereotype matrix treating mechanism : en fr
  • US1916343A - Railway freight car construction : en
  • US1916719A - Drapery suspension device for curtains : en
  • US1916880A - Compositing pyroxylin : en
  • USRE18886E - Renewable fuse element : en
  • DE579937C - Process for the decomposition of fatty acid mixtures : de en
  • DE580033C - Device for cooling fuel nozzle valves : de en
  • CA333684A - Fabric processing : en fr
  • US1916808A - Desk set : en
  • US1916681A - Window structure : en
  • US1916666A - Method of and apparatus for supplying glass to suction machines : en
  • US1917012A - Sound translating device : en
  • USD90265S - Design for a lamp or similar article : en
  • DE579956C - Storage of coil springs within the latch, bolt or other lock parts moving in a straight line : de en
  • US1916193A - Piston lathe : en
  • US1916404A - Transmitting system : en
  • DE580004C - Single-phase to direct current converter : de en
  • FR748513A - Zinc coating process for iron objects : en fr
  • GB394911A - Improvements in and relating to weft inserting apparatus for looms with fixed weft bobbins : en
  • GB394950A - Improvements in and relating to welding electrode holders : en
  • US1916938A - Internal combustion engine supplementary air control : en
  • FR748754A - Match that can be lit multiple times : en fr
  • GB394796A - Improvements in filters for vacuum cleaners : en
  • GB394988A - Improvements in and relating to acoustic systems for locating a movable source of sound : en
  • GB395002A - Process and apparatus for producing sheet metal electrolytically : en
  • US1916212A - Indicator locating device : en
  • US1916492A - Process of plating shot : en
  • US1916375A - Sled with endless track drive : en
  • USD90268S - Design for a jar : en
  • US1917023A - Windshield heater : en
  • DE580176C - Switching device on trimming systems for sheets : de en
  • FR748742A - Medium capable of producing double-piece, uncut pile, on ordinary looms : en fr
  • FR748518A - : fr
  • US1916544A - Windshield wiper arm construction : en
  • US1917015A - Power amplifier : en
  • US1917116A - Fluid distributor device for fluid driving gears : en
  • DE580191C - Process for the production of porous building boards : de en
  • DE580064C - Switchgear with one or more generators with high-speed switches and several branches with conventional overcurrent switches : de en
  • DE580096C - Loeschhuelze for cigarette butts : de en
  • GB394996A - Improvements in or relating to cooking utensils : en
  • FR748515A - Lattice Incandescent Sleeve : en fr
  • FR748775A - Sewing machine cabinet : en fr
  • FR748691A - Process for decorating objects and objects obtained using this process : en fr
  • US1916859A - Container : en
  • US1916914A - Control mechanism for machine tools : en
  • GB394971A - Floor scrubbing and mopping machine : en
  • DE568500C - Belt strap for waistbands : de en
  • DE580076C - Process for the production of sodium acetate : de en
  • FR748681A - Manufacturing process of lead bronze alloys : en fr
  • DE579894C - Process for the production of dyes and intermediates of the anthraquinone series : de en
  • DE580207C - Fadenfuehrer Aufrueckeinrichtung for bottle winding machines : de en
  • DE579999C - Antenna arrangement with preferred ground radiation : de en
  • FR748627A - Manufacturing process for metal doors : en fr
  • FR748662A - Hydraulic accumulator : en fr
  • FR748677A - Parachute belt : en fr
  • FR748758A - Paving stone of elastic material, such as rubber, for paving streets or similar applications : en fr
  • DE580081C - Method and device for heating an oven for drying coating material on wires, in particular electrical conductors, or other elongated bodies using the pull-through method : de en
  • DE580256C - Safety razor : de en
  • DE580320C - Roll tank system for ships : de en
  • US1916257A - Air supply device : en
  • US1916907A - Ventilating and air-conditioning apparatus : en
  • DE579916C - Reaction apparatus for ketonizing acetic acid vapors : de en
  • DE580281C - Process for the preparation of resin acid nitriles : de en
  • US1916421A - Rubber cement : en
  • US1916771A - Folding lawn and camp chair : en
  • US1917140A - Machine for forming glass articles : en
  • US1916303A - Method of converting roasted lead ores and bag-house dust directly into lead salts : en
  • US1916762A - Spark arrester : en
  • US1916850A - Hand truck : en
  • US1916252A - Tank ladder : en
  • US1916709A - Dry battery : en
  • USD90231S - Design for a coal stove : en
  • FR748777A - Improvements to woodworking machines : en fr
  • US1916607A - Weather-resistant coating material : en
  • FR748730A - Mechanical razor device with continuous blade unwinding on the support comb : en fr
  • US1916391A - Center-axle drive for locomotives : en
  • US1916414A - Drill jig : en
  • US1916918A - Container for wrenches and the like : en
  • US1916970A - Coating for walls of asphalt containers : en
  • US1917042A - Heating coil : en
  • US1917076A - Deflector shield : en
  • US1917104A - Starting motor switch : en
  • USRE18889E - Method and apparatus for testing metals : en
  • US1916678A - Goggles : en
  • FR748799A - Sign plate for day and night use for automobiles and other uses : en fr
  • GB395339A - Improvements in combined rail drilling and end facing machines : en
  • CA333801A - Bathing suit : en fr
  • CA333805A - Discharge tube testing apparatus : en fr
  • US1916416A - Method of manufacturing safety razor blades : en
  • US1916670A - Thermostatic switch assembly : en
  • US1916399A - Door holder : en
  • US1916571A - Doorcheck : en
  • US1916572A - Gas burner : en
  • FR748632A - Bleach machine for fodder and other materials : en fr
  • GB394978A - An improved composition for automatically sealing punctures in pneumatic tubes and process of manufacturing same : en
  • FR748429A - Jacketed pipe and manufacturing processes for jacketed or unsheathed pipes : en fr
  • FR748474A - Incandescent electric lamps for vehicles, in particular automobiles : en fr
  • CA333692A - Tent pole : en fr
  • CA333820A - Hair waving apparatus : en fr
  • DE580294C - Electrical control device for automatic simultaneous control of the supply of fuel, combustion air and, if necessary, the feed water to steam boiler systems : de en
  • FR748520A - One-piece drip capsule : en fr
  • DE579748C - Process for the production of hardenable or hardened condensation products from urea, acetamide and formaldehyde : de en
  • FR748522A - Removable clutch and braking device adaptable to electric motors for sewing machines and the like : en fr
  • US1917191A - Lubrication assembly for locomotives : en
  • FR748646A - Refinements to valves : en fr
  • USD90244S - Textile fabric or similar article : en
  • FR748483A - Tie stand : en fr
  • GB394920A - Improvements in or relating to multi-contact electric tumbler switches : en
  • DE579927C - Modulation circuit of a magnetron tube transmitter for short waves : de en
  • DE580240C - Dragonfly : de en
  • DE580344C - Switchgear, especially for rotary printing series machines : de en
  • DE580112C - Forceps for the electrical stunning of animals for slaughter : de en
  • DE580124C - Process for the production of sulphates : de en
  • FR748582A - Improvements to short wave electric generators, called magnetrons : en fr
  • DE573865C - Reaction motor with a pressure pipe connected to a water tank, which acts like a hydraulic ram on a shut-off valve : de en
  • DE579985C - Process for the sterilization of liquids such as beer : de en
  • US1916834A - Mop : en
  • US1916305A - Plant stake : en
  • US1916273A - Process of making organic esters of cellulose : en
  • US1916358A - Radio direction finder : en
  • US1916622A - Brake tester : en
  • US1917019A - Pile wire spoon, holder, for two edge cutting blades : en
  • US1916326A - Drinking fountain : en
  • US1916642A - Egg crate : en
  • US1916675A - Switch : en
  • US1916716A - Process for the manufacture of portland cement : en
  • US1916368A - Mold press : en
  • US1916866A - Axle puller : en
  • CA333850A - Refrigerator car bulk-head : en fr
  • US1916946A - Process for wet-treatment, especially for washing textile goods in the form of fabrics : en
  • DE580290C - Switching arrangement for direct-pointing direction finding : de en
  • FR748680A - Artificial silk slub yarn manufacturing process : en fr
  • DE580063C - Device for carrying out exothermic catalytic gas reactions : de en
  • GB394960A - Central station for anti-aircraft and naval coastal firing : en
  • DE580274C - Method and device for the magnetic separation of goods : de en
  • DE580334C - Method for sealing the screw-capped neck of tubes : de en
  • FR748580A - Safety device for pressure vessels : en fr
  • DE580104C - Mixture compressing two-stroke internal combustion engine : de en
  • FR748696A - Automatic bagging machine : en fr
  • GB394755A - Improvements in or relating to electric hand lamps : en
  • DE580210C - Ironer drive with reversing gear : de en
  • DE579906C - Hook and eye tape : de en
  • DE580000C - Lid for electrical collectors, in whose only free opening an easily removable plug is inserted : de en
  • US1916237A - Heater : en
  • US1917111A - Trap for catching animals alive : en
  • FR748538A - Improvements in the manufacture and processing of filaments and similar products : en fr
  • FR748616A - Synthetic bed base : en fr
  • GB394876A - Improvements in or relating to spring seating, mattresses, and the like : en
  • US1917032A - Photographic printing paper : en
  • US1917172A - Synchronous motor : en
  • USD90225S - Design for a picture frame or similar article : en
  • DE580173C - Coal dust feed device for internal combustion turbines : de en
  • DE580325C - Safety razor with a reciprocating blade : de en
  • DE580140C - Process for the production of carbamic acid chloride from salmiac and phosgene : de en
  • US1916931A - Heat-treatment of metals : en
  • FR748384A - Method and device for the self-regulation of the sound intensity supplied by a radio receiver : en fr
  • GB394932A - Improvements relating to the manufacture of box blanks : en
  • FR748558A - Flow control device for injection pumps : en fr
  • GB395389A - Improvements in or relating to autographic recorders : en
  • FR748631A - Method and device for loading cannons and other firearms : en fr
  • FR748592A - Fixing device for denture suction cups : en fr
  • GB394910A - Protecting cover for sewing machines and the like : en
  • DE580087C - Process for the production of barrier layer photocells, which consist of a semiconductor, such as copper oxide, with flat electrodes applied on both sides : de en
  • US1916818A - Electron tube system : en
  • US1916939A - Carbonizing process : en
  • FR748721A - Cork float combined with a waterproof garment allowing the flotation and movement on the water of the human body : en fr
  • US1916877A - Animal trap : en
  • GB394849A - An electrically heated flow water heater : en
  • GB394815A - Improvements in or relating to ultra-short wave radio and like receivers : en
  • FI15302A - Shredder : en fi
  • FI15321A - Anordning vid remskivor på traktorer : en fi
  • FR748464A - : fr
  • GB394775A - Improvements relating to automatic telephone and like selective systems : en
  • US1916373A - Welding : en
  • US1916505A - Votingf : en
  • US1916881A - Brake : en
  • US1916554A - Wrench for screw caps of jars and bottles : en
  • DE580135C - Filter fabric : de en
  • US1916454A - Four-cylinder sheet-fed rotary offset press : en
  • US1917014A - Golf playing surface : en
  • US1916476A - Pushing and pulling implement : en
  • US1917091A - Money handling machine : en
  • US1916427A - Pressure responsive electric switch : en
  • US1917201A - Wiper mechanism for windshields and the like : en
  • CA333822A - Photographic reconstruction apparatus : en fr
  • GB394751A - Improvements in synchronous electric time-keeping devices : en
  • US1916806A - Washing machine : en
  • DE579912C - Twine ball protection cover for sheaf ties : de en
  • US1916754A - Intermittently operating thread cutting mechanism : en
  • US1916393A - Pulp screen plate : en
  • US1916472A - Candle flash light : en
  • US1916573A - Fuel package for heaters : en
  • US1916721A - Intergeared offset disk harrow : en
  • US1916869A - Loading platform or like attachment for vehicles : en
  • CA333800A - Cartridge type condenser : en fr
  • CA333730A - Manufacture of lenticular film : en fr
  • US1917160A - Gear lock for combined turntables and tractors : en
  • DE580251C - Compressed air storage for aircraft : de en
  • US1916349A - Recovery of hydrocarbon oils : en
  • DE580234C - Process for the production of technically valuable products from conversion products of drying or semi-drying oils : de en
  • GB395383A - Improvements in and relating to mercury vapour rectifiers : en
  • SE77714C1 - DEVICE FOR CONTINUOUS AND BLEACHING OF CELLULOSA PULP AND OTHER FIBERS : en sv
  • US1916615A - Napkin holder : en
  • US1916804A - Sterilizer : en
  • DK47509C - Capacitively coupled circuits consisting of tunable oscillation system. : da en
  • DK47513C - Device for Boxes for granular or powdered substances. : da en
  • US1916456A - Straining device : en
  • US1916610A - Fornia : en
  • US1916886A - Absorption type refrigerating apparatus : en
  • US1917134A - Conveyer : en
  • CA333755A - Air chuck : en fr
  • US1917056A - Refrigerator and cooling apparatus : en
  • CA333779A - Isolating material : en fr
  • CA333749A - Grinding or abrading machine : en fr
  • US1916463A - Fence post puller : en
  • US1916669A - Thermostat : en
  • USD90246S - Design for a molded container closure : en
  • US1916854A - Receptacle : en
  • US1916940A - Box strapping apparatus : en
  • US1916964A - Printing mechanism : en
  • US1917202A - Roundhouse equipment : en
  • US1916862A - Tube holder : en
  • US1916736A - Locomotive feed water heater of the tank type : en
  • USD90269S - Otto f : en
  • DE546270C - Process for one or both sides dyeing, gluing or drawing paper on the paper machine : de en
  • GB394846A - Improvements in or relating to processes of treating oxidized ores : en
  • US1916746A - Apparatus for and method of making ice cream or the like : en
  • US1916838A - Basket turner : en
  • US1917152A - Casket : en
  • US1916803A - Production of sodium sulphide : en
  • CA333737A - Carburetor : en fr
  • DE579942C - Container with hinged lid : de en
  • FR748643A - Assembly for electrical control of machine tool components : en fr
  • US1917138A - Storage tank for petrol and like inflammable liquids : en
  • CA333680A - Electric lighting device : en fr
  • DE580175C - Device for clamping the switchable tool or work piece drum with multi-spindle, automatic turning arms : de en
  • DE580289C - Stamp pad connected to a stamp holder and closable by a lid : de en
  • FI15309A - Fertilization requirements for the insulation process : en fi
  • DE580128C - Steel wire dictation machine with stationary wire spools and rotating thread guides : de en
  • CA333815A - Electric transmission system : en fr
  • US1917079A - Instrument panel : en
  • US1916747A - Vehicle wheel : en
  • US1916292A - Internal combustion engine : en
  • FR748540A - Magnetron type oscillator : en fr
  • US1916827A - Piston ring compressor : en
  • DE579977C - Electric lamp with electromagnetic suspension device : de en
  • FI15312A - Fertilization requirements for cellulosic pulping, special sulphite cellulosic aggregates : en fi
  • GB394899A - Method of and apparatus for electrically precipitating suspended particles from a gas : en
  • DE579806C - Cable car for mining routes with automatic shutdown of the drive : de en
  • FR748386A - Device for fixing engravings, photographs and the like : en fr
  • GB394789A - Improvements in electric secret contact-combination switches for the protection of movable and immovable objects : en
  • US1917099A - x-ray tube : en
  • US1917036A - Foot throttle for motor vehicles : en
  • US1916389A - Capacitor motor : en
  • US1916665A - Time controlling switch device : en
  • US1917097A - Generator regulator for automotive vehicles : en
  • US1916541A - Marker for fruit brushing machines : en
  • US1916992A - Perfume vending machine : en
  • US1916583A - Flower holder : en
  • US1917136A - Jail lock : en
  • US1917212A - Condenser : en
  • GB394928A - Improvements in apparatus for splitting open, cleaning and removing the gills from herrings : en
  • FI15298A - Stockvagn : en fi
  • FR748550A - Tap : en fr
  • GB394727A - Improvements in or relating to paper cutting and labelling machines : en
  • DE580034C - Planing machine, in particular for planing rails for the production of switch blades : de en
  • US1916248A - Lubricator : en
  • US1916627A - Process of preparing 1.7-dihydroxynaphthalene : en
  • US1917033A - Combination hot and cold water connection : en
  • CA333716A - Hydraulic brake : en fr
  • DE580218C - Bushing insulator with bushing bolts axially cushioned at both ends : de en
  • DE580348C - Vessel conveyor system for inclined conveyor : de en
  • AU817832A - Improvements relating to moulds for refrigerators : en
  • US1916444A - Multimotored amphibian : en
  • US1916963A - Golf club : en
  • CA333675A - Peat carbonization : en fr
  • DE579992C - Continuously acting absorption refrigeration machine : de en
  • DE580247C - Slotted nozzle device for spray hood dispenser : de en
  • FR748466A - Improvements to automatic control devices in tabulating machines : en fr
  • DE579965C - Device for step-by-step testing of perforated jacquard cards, especially for weaving : de en
  • CA333827A - Stove : en fr
  • US1916631A - Paving tile : en
  • US1916729A - Smoker's article : en
  • AU731632A - Improvements in vehicles such as perambulators, and go-carts : en
  • US1916961A - Group indicating system : en
  • US1916312A - Process for manufacturing orange vat dyestuffs : en
  • US1916431A - Process of leaching phosphate rock : en
  • US1916819A - Sugar measuring and serving device : en
  • US1917213A - Undergarment : en
  • CA333747A - Flexible gasket : en fr
  • US1916336A - Cushioned foot for chairs : en
  • US1917209A - Safety razor : en
  • CA333792A - Swing : en fr
  • CA333821A - Wire connector : en fr
  • US1916903A - Safety band saw : en
  • USRE18888E - Automatic power transmission : en
  • US1916371A - Typewriting machine : en
  • CA333768A - Envelope thread affixing machine : en fr
  • DE578721C - Machine for the production of spring washers provided with a soldered ring link : de en
  • FR748355A - Advanced photographic printer : en fr
  • FR748603A - Auxiliary handle for stick instruments : en fr
  • US1916361A - Method and apparatus for stripping hose from mandrels : en
  • US1916878A - Bird house : en
  • DE580001C - Contact arrangement for electrical switches : de en
  • FR748693A - Improvements in the manufacture of articles of rubber or similar material : en fr
  • FR748817A - : fr
  • DE580143C - Furnace, especially for annealing sheet metal : de en
  • FR748606A - Improvements to telephone installations : en fr
  • US1916346A - Vehicle seat : en
  • FR748586A - Improvements to internal combustion engines : en fr
  • US1916217A - Foundry flask : en
  • US1916347A - Press cage : en
  • US1916284A - Coupling : en
  • US1916628A - Goggles : en
  • US1916828A - Robberyproof cashier's window : en
  • US1917031A - Combustion apparatus : en
  • US1916513A - Dispensing device : en
  • US1917018A - Tunnel toy : en
  • US1916201A - Frame cross-tie and apparatus supporting structure for locomotives : en
  • US1917210A - Electric welding machine and method of welding : en
  • US1916612A - Support : en
  • USD90223S - Design fob a combined electric lamp and pictube fbame : en
  • CA333708A - Dial arrangement : en fr
  • CA333711A - Automatic clutch : en fr
  • DE580330C - Call waiting machine : de en
  • DE580130C - Automatic smoke alarm : de en
  • CA333803A - Lapping machine : en fr
  • FR748591A - Toilet flush valve or tap : en fr
  • FR748739A - Detachable lifting boom for instant assembly and disassembly : en fr
  • DE579885C - Filling material for towers, gas washers, columns or the like. : de en
  • US1916586A - Electrolytic device : en
  • US1916767A - Valve : en
  • DE580050C - Sand spreading device for motor vehicles that can be operated from the driver’s seat independently of the brakes or other devices : de en
  • CA333683A - Production of filaments, threads, etc. : en fr
  • CA333740A - Brake triple valve : en fr
  • GB394913A - Improvements in or relating to stone crushers : en
  • CA333770A - Confection holder : en fr
  • US1916205A - Apparatus for converting petroleum hydrocarbons : en
  • USD90227S - Design fob : en
  • CA333796A - Journal box lid : en fr
  • DE580187C - A multiplier containing a friction gear, especially for artillery purposes : de en
  • US1916945A - Tractor-drawn agricultural implement : en
  • US1916244A - Fuse for projectiles : en
  • US1916916A - Grinding machine : en
  • US1917139A - Tile : en
  • CA333735A - Production of metallic magnesium : en fr
  • CA333715A - Hysteresis compensating apparatus : en fr
  • US1916920A - Orifice meter : en
  • US1916949A - Cellular synthetic carbonate product : en
  • US1917100A - Manifolding device : en
  • US1916617A - Manufacture of mixed fertilizers : en
  • US1916630A - Goggles : en
  • US1917054A - Rotary motor : en
  • DE580255C - Detachable attachment of the weight rope to a swing-out sliding window : de en
  • CA333838A - Detachable automobile rim : en fr
  • DE579786C - Automatic magazine speaking machine for optional playback of records : de en
  • DE580054C - Unit for propeller drive : de en
  • GB395368A - Improvements in and relating to the construction of walls, ceilings, partitions, andthe like : en
  • US1916503A - Process of cleaning metal : en
  • DE580219C - Gas or vapor filled discharge tube : de en
  • FR748715A - Distribution principle of superlubricants for internal combustion engines : en fr
  • US1916543A - Portable sander tool : en
  • US1916856A - Clothespin : en
  • US1917121A - Filter : en
  • US1916590A - Amusement device : en
  • US1916601A - Ophthalmic mounting : en
  • DE579747C - Device for compressing coal within the coking chambers of discontinuously operated coke ovens : de en
  • DE579910C - Print frame for hand printing with templates : de en
  • GB394758A - Improvements relating to electric spot welding machines : en
  • GB394987A - Improvements in or relating to colour cinematography : en
  • DE579928C - Broadcast reception distribution system : de en
  • FR748461A - Method of making a mixed yarn from loose artificial fibers and ramie : en fr
  • DE580037C - Device for mixing powdery, fine and coarse-grained goods : de en
  • DE580157C - Gas generator for carburized water gas : de en
  • FR748457A - Improvements in special steels intended for construction : en fr
  • US1916564A - Addressing and printing machine : en
  • US1916593A - Circuit controlling device : en
  • US1916687A - Apparatus for curling hair : en
  • US1916896A - Flexible conduit : en
  • CA333753A - Bottle closure : en fr
  • US1917047A - Glass to metal connection : en
  • CA333754A - Screw cap manufacture : en fr
  • US1916720A - Intergeared offset disk harrow : en
  • DE579698C - Motor vehicle mowing approach : de en
  • DE579924C - Track brake : de en
  • DE579899C - Process for batch casting of brake blocks : de en
  • CA333694A - Dump car : en fr
  • CA333709A - Belt or garter clip : en fr
  • US1916418A - Circuit breaker : en
  • US1916550A - Internal combustion engine : en
  • US1917098A - Apparatus and process for making paper : en
  • US1916629A - Manufacture of condensation products from carbazole compounds and olefines : en
  • CA333700A - Cellulose impregnated material manufacturing apparatus : en fr
  • US1916635A - Fluid flow regulator : en
  • US1916798A - Molding press for hollow articles : en
  • DE580009C - Double-pole load switch for regulating transformers : de en
  • FI15299A - Automatic machine for making spools of yarn : en fi
  • FI15331A - Transport regulations : en fi
  • CA333848A - Portable bleacher : en fr
  • US1916653A - Dental floss holder : en
  • US1917028A - Drawbar construction for mine cars and the like : en
  • US1917057A - Compressor : en
  • US1916547A - Tractor guide : en
  • US1917067A - Stocking inspecting device : en
  • US1917206A - Internal combustion engine : en
  • US1916671A - Thermostat : en
  • US1916928A - Dump wagon : en
  • US1917189A - Rail and flange oiler : en
  • US1917107A - Electric power converting apparatus : en
  • US1916673A - Electric iron : en
  • US1917011A - Telescoping stage : en
  • US1917081A - System of electric power transmission : en
  • DE580149C - Ventilation device for electrical machines : de en
  • FR748505A - Hotplate : en fr
  • US1916203A - Stencil paper : en
  • CA333731A - Railway truck brake rigging : en fr
  • US1917194A - Horn system : en
  • CA333733A - Cigarette rod former : en fr
  • US1916259A - Hob : en
  • DE579895C - Rotary kiln, especially for annealing lithopone : de en
  • GB394860A - Improvements in the manufacture of tarpaulins and like water-proof fabrics : en
  • US1916374A - Armature winding : en
  • AU800132A - Improvements in or relating to feeder or conductor systems for use on very shortwaves : en
  • US1916973A - Sound reproducing means and method : en
  • FR748357A - Combination container for liquid gilding and similar products : en fr
  • FR748423A - Process for manufacturing cookies, pastry and other similar products and products resulting from the application of this process : en fr
  • GB394793A - Improvements in the treatment of artificial silks : en
  • GB395007A - Curative specifics containing sulphonated derivatives of santalene or caryophyllene : en
  • US1916625A - Water heater : en
  • US1917149A - Self locking slide loop : en
  • USD90230S - Design fob a signal lamp fob automotive vehicles : en
  • DE580090C - Process for the production of oily solutions, suitable for injection purposes, of insoluble or sparingly soluble alkaloid bases in oils : de en
  • DE580343C - Surface condenser or the like with pipes rigidly fastened in both pipe bases : de en
  • DE580099C - Ashtray with a lid : de en
  • FI15305A - Control device for combustion engines : en fi
  • GB394699A - A process of manufacture of hollow objects from large ingots : en
  • GB394766A - Improvements in and relating to step ladders of the household type : en
  • US1916800A - Reversible seat or chair : en
  • US1917115A - Box : en
  • FR748521A - Day and night signaling device for motor vehicles : en fr
  • GB394933A - Improvements in and relating to the manufacture of sanitary towels and like absorbent bandages : en
  • FR748425A - Improvements made to the control mechanisms of shutters, blinds or rolling curtains used to close windows : en fr
  • US1917156A - Method of and apparatus for separating cre or metal of high specific gravity : en
  • CA333739A - Wetting, penetrating, foaming and dispersing agent : en fr
  • GB394746A - Aluminium alloys and methods of treating same : en
  • DE579871C - Fabric feed for sewing machines with fabric pusher, fabric presser and pull roller : de en
  • US1916923A - Process of oxidizing naphthenes : en
  • FR748448A - Device for picking up out of reach objects such as fruit, light bulbs, etc. : en fr
  • DE580079C - Locking device for the casting pump of a die setting and line casting machine : de en
  • DE580134C - Process for the production of tubes with partitions : de en
  • GB394838A - Improved type-bar action for typewriters : en
  • DK47501C - Row cleaner insert. : da en
  • FR748600A - Seed drill : en fr
  • FI15326A - Brick mold washing and transport machine : en fi
  • GB395357A - Improvements in and relating to motor head lamp lenses : en
  • DE580205C - Process for the manufacture of rubber bust holders : de en
  • DE579970C - Procedure for starting machines : de en
  • GB395391A - Improvements in and relating to apparatus for handling life boats : en
  • FR748420A - Abrasive instrument for hygienic friction and for cleaning surfaces in general : en fr
  • DE579767C - Sanitary napkin : de en
  • DE579802C - Device for recording and viewing orthomorphic, stereoscopic X-ray images : de en
  • DE580248C - Connection between the sector shutter and the mirror device of a reflex camera : de en
  • DE580338C - Gas burner : de en
  • FR748378A - Apparatus for making molded or punched plastic articles : en fr
  • FR748736A - Improvements relating to a gas purification method and system : en fr
  • GB394806A - Improvements in the manufacture of chrome-nickel-iron alloys known as "rustless" iron or steel : en
  • GB395012A - An improved undercarriage for electrically driven motor vehicles : en
  • GB394955A - Improvements in or relating to tilting seats : en
  • FR748640A - Board game : en fr
  • FR748773A - Cabinets, bookcases and similar pieces of furniture formed of removable compartments joined by a removable assembly and tensioning device : en fr
  • DE580101C - Three-wheel motorized reversible plow : de en
  • CA333791A - Packing board : en fr
  • GB395000A - Improvements in or relating to the manufacture of carbazole-2-ketones : en
  • US1916585A - Means for driving the speed governors or other auxiliaries of fluid-pressure engines : en
  • US1916890A - Emergency key holder for automobiles : en
  • DE580179C - Film cassette with take-off and take-up reels for cinema recorders : de en
  • DE579860C - Gas turbine system with upstream piston combustion engine : de en
  • DE580200C - Teaching for placing the type body on the type lever : de en
  • DK47507C - Procedure for Hardening Clay. : da en
  • FR748546A - Hook for shutters : en fr
  • FR748786A - Vehicle seat : en fr
  • DE580039C - Manual tamping device : de en
  • FR748590A - Fireplace door for domestic heating appliance such as stoves or others : en fr
  • US1917133A - Clutch : en
  • US1916756A - Pump : en
  • US1916777A - Plate mounting : en
  • FR748467A - Improvements in the manufacture of dandruff and thin sheets : en fr
  • GB394867A - Process of and apparatus for the conversion of hydrocarbon oils : en
  • GB394841A - Starting device for internal combustion engines : en
  • US1917108A - Method of and system for taking X-ray photographs : en
  • FR748726A - Improvement in the preparation of rolls for all types of printing and in particular for letterpress and lithographic presses : en fr
  • GB394934A - Improvements in means for regulating by transformers the distribution of wattless and load currents in ring mains : en
  • US1916319A - Apparatus for high temperature distillation : en
  • US1916278A - Oil and gas well drilling apparatus : en
  • US1917158A - Rayon spinning bucket drive : en
  • FR748594A - Process for the production of yeast : en fr
  • US1916350A - Manufacture of color-pictures : en
  • US1916354A - Digging bucket : en
  • US1917041A - Shoe form : en
  • CA333813A - Volume control combining system : en fr
  • US1916704A - Driving mechanism for cotton pickers : en
  • US1917055A - Hydraulic servo motor : en
  • US1916191A - Zero lash valve lifter : en
  • DE580181C - Propeller plane with cocked jack screw : de en
  • USD90232S - Design fob a tobacco pipe : en
  • DE580123C - Process for the preparation of a catalyst for the synthesis of ammonia : de en
  • DK47495C - Brackets for swivel legs by a suitcase and the like, which can be converted into a table or chair. : da en
  • GB394713A - Improvements in or relating to steam generators with thermostatic control of the feed supply and heating : en
  • GB394787A - Water heater : en
  • US1916236A - Method of precipitating titanium compounds : en
  • FR748412A - Tie Making Improvements : en fr
  • FR748415A - Spray carburetor with acceleration pump : en fr
  • GB394833A - Improvements in or relating to fasteners for gates and doors : en
  • US1916542A - Towel cabinet : en
  • US1917048A - Thomas midgufiy : en
  • AU802532A - Incubator : en
  • US1917147A - Cable clamp : en
  • FR748462A - Immobilizer for piston rings : en fr
  • DE580046C - Device for demonstrating small shop window displays : de en
  • GB394958A - Improvements in or relating to devices containing a gasfilled electric discharge tube : en
  • DE580163C - Hollow heatable and coolable veneer allowance : de en
  • DE580180C - Control device for engines of copier machines : de en
  • GB394903A - Improvements in and relating to lace patterning devices for flat bar knitting machines : en
  • US1916400A - Abc control device : en
  • US1916560A - Load discharging car : en
  • CA333706A - Pole or mast : en fr
  • US1916499A - Glare shield : en
  • DE579944C - writing desk : de en
  • US1917061A - Composite transmission system : en
  • GB394879A - An improved poison for rats, and other vermin : en
  • FI15279A - Brush arm and holder device : en fi
  • FR748395A - Connecting sleeve : en fr
  • GB394956A - Improvements in oil-fired water heaters : en
  • FR748391A - Light reflector : en fr
  • DE578829C - Adding and calculating machine with printing mechanism : de en
  • US1916691A - Reamer for earth boring buckets : en
  • DE580235C - Traveling grate : de en
  • US1916575A - Hot stamp printing machine : en
  • US1917182A - of lttbeck : en
  • US1917186A - Window ventilator : en
  • FR748406A - Device for opening oysters : en fr
  • GB394797A - Improvements in spring-insertions for mattresses, cushions and the like : en
  • CA333807A - Cage for screening coils : en fr
  • FI15317A - Förfaringssätt för behandling av pappersmassa : en fi
  • GB394902A - Improvements in or relating to the manufacture of profile section bars from aluminium base alloys : en
  • US1916788A - Awning hanger : en
  • US1917084A - Curtain stretcher : en
  • US1917173A - Electric motor : en
  • GB394997A - Improvements in or relating to the manufacture of building blocks and apparatus for producing them : en
  • DE580216C - Production of pure thorium oxalate from monazite sand : de en
  • GB394803A - Improvements in electric secondary cells and method for their production : en
  • FR748585A - Staple machine head : en fr
  • GB394808A - Apparatus for treating photographic films : en
  • FI15288A - For the production and distillation of wine and the coloring of the woods under the tricycle : en fi
  • FR748699A - Manufacturing process for thiourea : en fr
  • GB394941A - Cooling means for cylinder heads of internal-combustion engines : en
  • FR748624A - Hunting rifle with two superimposed fixed barrels and movable breech : en fr
  • DE580221C - Device for charging accumulator batteries : de en
  • DE580085C - Push button switch : de en
  • FR748409A - : fr
  • DE580032C - Means for combating animal pests : de en
  • DE580127C - Device for raising or lowering the upper feed rollers on saw frames : de en
  • FR748575A - : fr
  • GB395340A - Improvements in the manufacture and production of softening and gelatinising agents : en
  • FR748653A - Process for manufacturing rubber or similar shoes and means for carrying out this process : en fr
  • FR748468A - Advanced device for the manufacture of films and thin sheets : en fr
  • FR748729A - New board game : en fr
  • GB394827A - Process for obtaining non-resonant surfaces : en
  • FI15311A - Fertilization rate and order of application of margarine emulsion and fly ash : en fi
  • FI15319A - Impregnation of paper for impregnation of paperboard or paperboard, for the manufacture of paperboard products : en fi
  • DE580165C - Process for the production of porous or microporous objects from vulcanized rubber or the like. : de en
  • DE580209C - Device for dyeing hat stumps, socks and similar textiles that are difficult to dye through : de en
  • DE580324C - Safety razor with sharpening rollers : de en
  • FR748576A - adjustable height prop or support with automatic clamping : en fr
  • US1916398A - Visible index device : en
  • US1916289A - Compound : en
  • US1916982A - Fly destroyer : en
  • USD90229S - Design fob a combination ash tbay and glass holder : en
  • FR748487A - Powder puff : en fr
  • US1916875A - Combination well cleaner and pump : en
  • US1917035A - Circuit for reducing interference : en
  • US1917145A - Dead weight gauge : en
  • FR748541A - Locking device applicable to overhead switch and disconnector controls : en fr
  • GB394754A - Improvements in or relating to the manufacture of rubber compositions : en
  • GB394825A - Improvements in and relating to transformers : en
  • CA333713A - Banjo : en fr
  • US1916997A - Machine for calculatively interpreting perforated cards : en
  • US1916214A - Collapsible mop head : en
  • US1917062A - Concrete wall construction : en
  • USD90257S - A corpo : en
  • US1916549A - Heat transferring unit : en
  • US1916502A - Carburetor : en
  • USD90254S - Design por a combined dressing table and mirror : en
  • DE580266C - Safety circuit for single armature converters that work in parallel with a second, independent direct current source : de en
  • DK47511C - Regulator for Wind Engines. : da en
  • FR748500A - Adjustment resistor, potentiometer or the like : en fr
  • FR748536A - New combined base and socket system for electric lamps : en fr
  • GB394730A - Improvements relating to the manufacture of rubber articles resistant to oil and thelike : en
  • US1916968A - Pipe clamp : en
  • US1917058A - Spinning machine : en
  • US1916985A - Printing device for tabulating machines : en
  • DE580007C - Converter system in which several independent or parallel working direct current generators and their exciter are driven by a synchronous motor : de en
  • CA333841A - Milk cooler and deodorizer : en fr
  • US1916715A - Differential balancing means : en
  • AU1016432A - Improved means for preventing leakage along rotating shafts : en
  • AU825432A - Improved automatic extra air device for internal combustion engines : en
  • CA333667A - Milk boiler : en fr
  • US1917066A - Pile hammer : en
  • US1917095A - Signal limiting device : en
  • US1916613A - Stalk cutter : en
  • US1916733A - Self locking slip under button : en
  • US1916815A - Shoe back and heel protector : en
  • US1916951A - Race-starting gate : en
  • DE579771C - Automatic control for bottle blowing machines : de en
  • US1917092A - Control system : en
  • US1916567A - Apparatus for producing light boundaries : en
  • US1916742A - Manufacture of monobrominated menthane : en
  • US1916873A - Apparatus for converting inertia of moving vehicles into power : en
  • US1917040A - Mixing and compressing machine : en
  • USD90235S - Design for a shoe : en
  • US1916473A - Method of controlling the temperature of chemically reacting liquids : en
  • US1916515A - Package making machine : en
  • US1916589A - Colorimeter : en
  • US1916802A - Rudder mounting : en
  • US1916830A - Centrifuge : en
  • CA333825A - Cold laid pavement : en fr
  • US1916281A - Machine for assembling container parts : en
  • US1916637A - Lister attachment : en
  • US1916323A - Booster : en
  • US1916654A - Brake operating mechanism : en
  • US1916899A - Meat clamp for slicing machines : en
  • US1917171A - Governing mechanism for elastic fluid turbines : en
  • CA333697A - Pressing machine : en fr
  • FR748664A - Electric speed variation process : en fr
  • FR748751A - Folding chair : en fr
  • DE580183C - Machine for capping bottles or the like. : de en
  • USD90256S - Design for a bedstead : en
  • FR748496A - : fr
  • FR748743A - Thermal regulator : en fr
  • FR748750A - Grid with adjustable opening for brooders, poultry feed hoppers and similar devices : en fr
  • GB394763A - Combination wringer and/or mangle and table : en
  • US1916432A - Apparatus for manufacturing forgings : en
  • GB394886A - Locking device for detachable heel top lifts for shoes and the like : en
  • GB394898A - Improvements in and relating to direction-sensitive signalling devices for rail and road vehicles : en
  • DE580113C - Security lock with drive of the bolt by a nut to be moved by the key : de en
  • DE580160C - Floor polisher : de en
  • DE580184C - Construction for metal boats : de en
  • DE580318C - Process for debittering and removing pectin from fruits and fruit parts, especially citrus peel, with simultaneous fixation of the pectin substances : de en
  • DE565614C - compressor : de en
  • US1916570A - Stock feeder : en
  • US1916363A - Tunnel kiln : en
  • US1916606A - Safety paper : en
  • US1916218A - Rotary welding transformer : en
  • US1917125A - Lubricator for internal combustion engines : en
  • US1917122A - Stapling machine : en
  • DE579925C - Process for image transmission : de en
  • FR748734A - Improvements to tracking devices of an aircraft or similar craft using sound tracking devices : en fr
  • US1916740A - Appliance for golf practice : en
  • GB394935A - Improvements in or relating to closures for bottles and the like : en
  • CA333788A - Glass fibre production : en fr
  • CA333835A - Aircraft landing gear : en fr
  • AU753932A - Improvements in and relating to extension tables : en
  • GB394900A - Improved process of dyeing warp threads in beamed condition : en
  • US1916320A - Stereoscopic picture with exaggerated or diminished relief : en
  • US1916751A - Jacketed vessel : en
  • US1917114A - Radiant energy guiding system for airplanes : en
  • FR748767A - Improvements in fusible safety valves for pipelines and steam engines : en fr
  • US1916897A - Bearing for sanding machines : en
  • GB394795A - Improvements in or relating to absorption refrigerating apparatus : en
  • DE580178C - Straightening machine with straightening rollers lying in one plane : de en
  • DE580277C - Fixed wide slide : de en
  • CA333751A - Emergency tire chain : en fr
  • DE579995C - Circuit arrangement for automatic transmission devices for telegraph systems : de en
  • DE580003C - Procedure for the automatic connection and disconnection of power consumers : de en
  • FR748376A - Knitting machine : en fr
  • FR748443A - Airplane with conical bearing surfaces, rotating, in the form of rotating discs : en fr
  • FR748556A - Universal kitchen buffet : en fr
  • FR748589A - Further development of folding seats : en fr
  • GB394759A - An improved children's playing tent : en
  • US1917071A - Apparatus for making coffee : en
  • US1917188A - Process of electro-depositing chromium : en
  • DE580204C - Electric regulator in which a carbon resistance is influenced by two magnetic coils : de en
  • USD90251S - of worcester : en
  • FR748393A - Manufacturing process for cleaning products based on alkali silicate : en fr
  • FR748471A - Process for preserving industrial salts, in particular salts used as fertilizers of all kinds, their property of being able to be spread on the fly : en fr
  • FR748714A - Improvements to compound pigments and their manufacturing processes : en fr
  • GB394979A - Process for isolating or purifying terpene alcohols and hydroaromatic alcohols or for separating them from other substances : en
  • US1917017A - Gyrocompass transmission system : en
  • US1917059A - Printing die : en
  • FR748379A - Advanced motor vehicle : en fr
  • FR748559A - Pulling device for curtains, drapes, etc. : en fr
  • CA333732A - Bus-bar : en fr
  • GB394868A - Cushioning of the handle of compressed air hammers : en
  • DE580156C - Cascade current transformer for high operating voltages : de en
  • FR748663A - Cellular filter enhancements : en fr
  • FR748452A - Regulator for oil burner or similar fuels : en fr
  • US1916299A - Air brake : en
  • GB394947A - A method for the production of plastic material for moulding and articles manufactured from the said material : en
  • DE580015C - Process and device for the thermal splitting of hydrocarbon oils : de en
  • US1916960A - Method and apparatus for making confections : en
  • FR748613A - Tie enhancements : en fr
  • DE580167C - Benchmark : de en
  • DE580193C - Compressed air delivery device for concrete and similar masses : de en
  • FR748669A - Process for driving reinforced concrete pilings in compact terrain that is cracked or contains elements of variable hardness : en fr
  • DE579840C - Process for the production of azo dyes : de en
  • DE579941C - Process for the production of glass vessels as well as for filling and melting the filled vessels : de en
  • FI15286A - Helt kapslad enhet för kopplingsanläggningar för högspänning : en fi
  • FR748373A - Partially articulated clevis pulley : en fr
  • GB394801A - Improvements in mechanism for actuating shuttle carriers in looms : en
  • GB394729A - A new or improved telescopic or sliding member for vehicle seats : en
  • GB394744A - Improvements in electric hand lamps : en
  • GB394804A - Improvements in or relating to windshield cleaner systems : en
  • GB394851A - Extensible electric conductor : en
  • GB394737A - An improvement in step-grate producers : en
  • US1916664A - Cutter for severing bag lengths from paper tubes : en
  • US1916989A - Wire : en
  • DE580162C - Device for fastening corrugated sheets of metal, glass, asbestos-cement and the like. a. on roofs : de en
  • FR748584A - Method and apparatus for purifying and regenerating siliceous materials : en fr
  • FR748465A - Piston for internal combustion engine : en fr
  • FR748485A - Voltage signaling device for the representation of conductors in a distribution diagram : en fr
  • GB394983A - Improvements in or relating to mechanical milking appliances : en
  • FR748611A - : fr
  • FR748812A - : fr
  • GB394835A - Improvements relating to machines for the making of thin razor blades : en
  • GB394938A - Improvements relating to the production of felt hats : en
  • FR748644A - Method and devices for launching or throwing progressively increasing speed of projectiles and other objects : en fr
  • GB394741A - Improvements in or relating to oil-blast electric circuit breakers : en
  • DE579915C - Device for separating granular masses from a flow of liquid that entrains them : de en
  • FR748501A - Hollow panels for doors, paneling, and the like : en fr
  • CA333691A - Animal trap : en fr
  • CA333728A - Weather strip : en fr
  • FI15333A - Fläktanordning vid torkanordningar : en fi
  • GB394705A - Improvements in weighing and filling machines for bags : en
  • CA333771A - Electron discharge tube : en fr
  • DE580243C - Method and device for electroplating fine chains or the like. : de en
  • US1916528A - Spray extractor : en
  • US1916853A - Process of treating ores : en
  • CA333746A - Brake cylinder piston sleeve : en fr
  • US1916650A - Latching device : en
  • GB394747A - Improvements in and apparatus for the gasification of fuels which tend to agglomerate : en
  • US1916469A - Eight wheel rail car : en
  • US1916584A - Impregnating and adhesive composition : en
  • US1916832A - Hospital bedside unit : en
  • US1917174A - Cylindrical can body and blank therefor : en
  • DE579949C - Process for the reduction of metal oxides : de en
  • DE580335C - Filling nozzle : de en
  • CA333810A - Sensitivity reduction system : en fr
  • US1916927A - Switching a spare line : en
  • US1917010A - Extensible stage : en
  • US1916438A - Distillate petroleum products and method of treating the same : en
  • DE580138C - Production of alkali phosphates from metal phosphorus compounds : de en
  • DE580280C - Process for the production of complex hydrofluoric acid salts : de en
  • FR748389A - Sprayers for insecticidal or other liquids : en fr
  • GB394715A - Improvements in or relating to electrical attenuation networks : en
  • US1916868A - Protector and supporter for plants : en
  • CA333752A - Traffic signal timing switch : en fr
  • DE580342C - Production of solutions of the double salts of fluoroaluminum with other aluminum salts : de en
  • FR748408A - Tow hook for trailer : en fr
  • US1916864A - Scraper : en
  • US1916775A - Valve grinding machine : en
  • CA333782A - Threshold or sill : en fr
  • US1916388A - Machine for sewing bag corners : en
  • US1916737A - Installation for repeating indications of movement at a distance : en
  • DE580323C - Razor with movable blade : de en
  • FR748493A - : fr
  • DE580152C - Stand-fed three-phase collector motor : de en
  • DK47510C - Drying Room for Wood. : da en
  • US1916356A - Phase multiplier : en
  • US1916413A - Amphibian aircraft : en
  • CA333845A - Textile material : en fr
  • DE580072C - Combustible mixture in hulls to produce white smoke : de en
  • FR748552A - Moisture resistant materials and their manufacturing process : en fr
  • DE580214C - Process for generating a surface combustion for chemical, metallurgical and other melting processes : de en
  • DE580244C - Process for bending workpieces with continuous fibers at a sharp angle : de en
  • US1916764A - Railway signaling system : en
  • US1916491A - Rectilinear induction motor : en
  • US1916833A - Earth working implement : en
  • US1916996A - Machine for pressing sound records and the like : en
  • USD90242S - Design for an amusement machine cabinet : en
  • US1916579A - Electrically operated window : en
  • US1916689A - Process of ripening a cellulose ester and the product thereof : en
  • US1916512A - Fixed size spring unit and method of forming same : en
  • US1916690A - Apparatus for distilling hydrocarbon oils : en
  • US1917163A - Temperature indicator : en
  • DE579876C - Longitudinal split rim for vehicle tires : de en
  • DE579936C - Process for coloring liquid or fusible organic substances : de en
  • US1917170A - Method of and apparatus for forming tunnels : en
  • US1917197A - Pipe wrapping machine : en
  • US1916717A - Safety electric switch : en
  • DE580057C - Process for the production of veneers with artificial grain : de en
  • DE580145C - Device socket for electrical wire : de en
  • US1916360A - Motor operating switch : en
  • US1916760A - Telephone exchange system : en
  • DE580078C - Die setting and line casting machine with die bars guided in a circuit on wires : de en
  • FR748428A - Process for the production of cellulose solutions and for the production of artificial silk threads, films, ribbons and similar artificial products obtained by means of these solutions : en fr
  • FR748735A - Improvements to vehicle loading and unloading devices : en fr
  • CA333721A - Educational appliance : en fr
  • US1916268A - Control switch for electric sewing machines : en
  • US1916394A - Pump-type oiler : en
  • US1916813A - Aeroplane : en
  • DE579934C - Transformer for high currents, especially furnace transformer with oil circulation cooling : de en
  • DE580314C - Internal combustion turbine with concentric to the impeller and with the same rotating compression cylinder : de en
  • US1916735A - Liquid fuel : en
  • CA333690A - Apparatus for bleaching and refining pulp : en fr
  • CA333793A - Vacuum steam heating apparatus : en fr
  • DE576929C - Suspension, especially for rail vehicles : de en
  • DE580312C - Pyrophoric friction wheel lighter in the shape of a pistol : de en
  • CA333745A - Fluid compressor : en fr
  • CA333756A - Mattress tufting frame : en fr
  • DE580222C - Device for improving electrical rapid regulators, in particular of Tirrill regulators : de en
  • US1916489A - Link chain for electric illumination : en
  • FR748543A - Connection grid : en fr
  • US1917039A - Method of cleaning molds : en
  • US1916235A - Remote control device : en
  • US1917103A - Apparatus for truing face mill cutters : en
  • DE579957C - Cigarette wrapping device : de en
  • FR748400A - Automatic scale or similar weighing device : en fr
  • GB394783A - Improvements relating to the manufacture of wired glass sheets : en
  • CA333686A - Nail bin : en fr
  • US1916198A - Insole for shoes and method of manufacturing the same : en
  • US1917078A - Landing gear for aircraft : en
  • DE580005C - Circuit arrangement for starting rotating electrical converters : de en
  • US1916991A - Long stock fabricating machine : en
  • FR748695A - Device for indicating or monitoring (or both) the vacuum in vacuum discharge devices : en fr
  • FR748779A - Improvements to devices comprising, in combination, a watch and a mirror : en fr
  • FR748671A - Improvements to devices for establishing a temporary connection between two parts, in particular for hood clips for motor vehicles : en fr
  • DE580012C - Process for the preparation of dyes for cellulose esters or ethers : de en
  • US1916253A - Device for rotary cutting and the like : en
  • US1916724A - Atmospheric cooling tower : en
  • USD90236S - Design for a mirror : en
  • GB394870A - Method for the production of magnet cores free of losses : en
  • GB394872A - Improvements in or relating to the manufacture of cans, canisters and like metal containers : en
  • GB394916A - Improvements in and relating to closures for jars, bottles and like containers : en
  • DE580117C - Ski made up of two layers of batten : de en
  • US1916392A - Classifier : en
  • US1916705A - Flame arrester for carburetors : en
  • US1916965A - Card handling machine : en
  • US1917153A - Alfred pongbatz : en
  • FR748411A - Process for the preparation of binders for paints : en fr
  • DE579989C - No-head blading for axially loaded steam or gas turbines : de en
  • DE579842C - Method and flat weft knitting machine for joining the two edges of the double edge of socks to one another : de en
  • FI15291A - Glass letter mold : en fi
  • US1916209A - Visible index : en
  • US1916955A - Mounting an anchor bridge in watch movements : en
  • FR748394A - Assembly for lattice or frame constructions, more especially for posts or pylons in lattice or frame in steel tubes : en fr
  • IE12727L - Fountain pens. : en
  • GB394722A - Improvements in cellulose derivatives : en
  • DK47500C - A Membrane Gas Grinder. : da en
  • FR748435A - Device allowing, with a single stroke of the pen, obtaining several copies, and adapting to the use of bound registers or loose sheets of all accounting records : en fr
  • FR748609A - : fr
  • GB395014A - Improvements in and relating to plywood : en
  • DK47508C - Procedure for Making Potash. : da en
  • DE579966C - Method for saturating sugar juices : de en
  • US1916196A - Method of treating ores : en
  • US1916559A - Side door for railway cars : en
  • US1917184A - Brake shoe : en
  • US1916328A - Shirt protector : en
  • CA333699A - Cable equalizing mechanism : en fr
  • CA333769A - Insulating sleeve : en fr
  • US1916342A - Tire pump : en
  • US1916449A - Hose and pipe coupling : en
  • USD90255S - Design for a bedstead : en
  • FI15303A - Mirror skate : en fi
  • US1916874A - Frazing tool : en
  • US1916990A - Indexing mechanism : en
  • US1917025A - Container capping machine : en
  • US1917052A - Power line carrier current system : en
  • DE579902C - Switching device for time control devices : de en
  • FR748549A - Freewheel hub for cycles, scooters, etc. : en fr
  • FR748706A - Insulating plinth for machine foundations : en fr
  • FR748794A - Tilting window with concealed arm : en fr
  • CA333681A - Adjustable garment form : en fr
  • US1916301A - Oil well recording inclinometer : en
  • USD90271S - Design fob a cedab : en
  • US1916272A - Carriage drive mechanism : en
  • US1916841A - Ammonium nitrate-sulphite fertilizer salt and method of making same : en
  • US1916282A - Art and means of identification : en
  • US1916781A - Seeder : en
  • US1916208A - Extension ladder : en
  • DE579883C - Outer tie wire : de en
  • US1916233A - Bearing positioning means : en
  • US1916971A - High temperature cement : en
  • USD90245S - Candy package : en
  • DE579552C - Device for regulating the cooperation of several water gas generators in one system : de en
  • US1916529A - Optical advertising device : en
  • DE579987C - Process for the production of ammonia by means of contacts : de en
  • GB394749A - A new or improved audible alarm for preventing the unauthorised use of motor vehicles : en
  • US1917064A - Vacuum tube circuits : en
  • DE580201C - Circuit arrangement for telephone systems with dialer operation : de en
  • US1916758A - Air controlling mechanism for paint-filtering apparatus : en
  • CA333671A - Alloy production : en fr
  • CA333781A - Autocollimator mounting : en fr
  • DE580332C - Telescope adjustment : de en
  • CA333797A - Trolley support : en fr
  • GB394871A - Self-priming rotary pumps : en
  • US1916322A - Electric lamp attachment : en
  • US1916676A - Holder and needle for knitting machines : en
  • US1917193A - Vacuum stabilizer : en
  • FR748512A - Improved lubricating composition : en fr
  • AU1035432A - Improvements in shock absorbers : en
  • DE579523C - Method and device for creating the workpieces : de en
  • DE580261C - Process for the execution of chemical reactions in gases and vapors by means of glow discharges : de en
  • CA333816A - Wood reducing process : en fr
  • US1916274A - Process of preparing organic esters of cellulose : en
  • US1916776A - Sulphonated fatty acid esters and their production : en
  • DE580264C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE580047C - Drive for take-up spools : de en
  • DK47499C - Antenna. : da en
  • US1916645A - Method of and means for making curved pipe fittings : en
  • US1917127A - Door closure : en
  • GB394909A - Improvements in and connected with vee gauges : en
  • GB394967A - Improvements in or relating to impulse transmitters for automatic telephone systems : en
  • DE579845C - Tent frame : de en
  • DE580302C - Hot water heating boiler : de en
  • FI15304A - Fertilization of the drift from the engine of the compression with the compression of the cylinder and the cylinder : en fi
  • DE579953C - Two-stroke internal combustion engine in star shape with graduated pistons and fuel mixture pre-compression : de en
  • GB394812A - Box lock with bow-shaped hasp locked from two sides : en
  • US1916891A - Transmission gearing with rear clutch : en
  • US1916905A - Margin regulator for typewriters : en
  • US1916697A - Process for the preparation of alkaline earth aluminates : en
  • US1917005A - Display device : en
  • CA333688A - Capsule filling machine : en fr
  • DE580093C - Coin checker for self-sellers to sort out smooth-edged counterfeit coins : de en
  • DE580021C - Collapsible reclining or folding chair : de en
  • FR748638A - Method and device for capturing atmospheric and telluric electric currents and apparatus including application : en fr
  • GB394807A - An improved measuring container for powdered and granular substances : en
  • GB394919A - Improved means for securing electrical contact blades in position : en
  • US1916663A - Caster : en
  • US1916883A - Rowing machine : en
  • DE566932C - Lever cash register : de en
  • FR748642A - Automatic sound wave aerial probe : en fr
  • DE580041C - Edge guiding device for sewing machines : de en
  • US1916264A - Wear resisting cushion heel : en
  • US1916972A - Stall front : en
  • FR748765A - Process for the preparation of combinations of caffeine and quinine hydrochlorides or cuprine derivatives : en fr
  • FR748369A - Apparatus for checking the operation (ignition and carburation) of internal combustion engines : en fr
  • GB394884A - Improvements in or relating to cotter pin spreaders : en
  • GB394738A - Improvements in and relating to electric motors : en
  • GB394840A - Firing arrangement for boilers for central heating and other domestic purposes : en
  • FR748676A - Method and apparatus for stripping and lifting on ballast railways : en fr
  • US1916377A - Mechanical movement : en
  • US1916415A - Crane hoist control : en
  • US1916338A - Bearing : en
  • US1916872A - Starch conversion product and process of making same : en
  • US1917207A - Triaryl stibine solutions : en
  • USD90234S - Design fob a shoe : en
  • US1916494A - Mower guide for lawn fixtures : en
  • DE580060C - Carrying or handle basket : de en
  • US1916846A - Railway draft rigging : en
  • GB394882A - Belt fastener : en
  • DE580341C - Steep visual card index, in which the cards standing one behind the other are arranged in a staggered manner to one another and grip with guide tabs created by punching over spacers : de en
  • FR748446A - Preparation of shrink molded articles based on cellulose ethers : en fr
  • DE580298C - Bean chopping machine : de en
  • DE579836C - Voltage regulating transformer : de en
  • DE580321C - Adjustable length, especially for folding boats : de en
  • FI15292A - Förfaringssätt vid mattering av ihåliga glasföremål : en fi
  • GB394889A - Improvements in or relating to the removal of nicotine and other toxic vapours from tobacco smoke : en
  • GB394975A - Improvements in or relating to the drying of fibrous or granular materials : en
  • FR748469A - Lifting device for cutting cylinders : en fr
  • FR748814A - : fr
  • US1916247A - Laterally shiftable digging boom : en
  • DE579945C - Lectern : de en
  • DE580268C - Traction sheave lubrication : de en
  • DE580316C - Machine tool, in particular milling machine with at least two motors : de en
  • DE579978C - Process for the production of packages from a number of plates which are lined up on one or more carriers and are held at a certain distance from one another by deformation of the carrier material, the plates or both, in particular for the production of electrical capacitors : de en
  • FR748670A - Continuous paper unwinding image receiving device : en fr
  • US1916325A - Method of controlling recycling of exhaust gas in internal combustion engines : en
  • US1916239A - Link circuit for interconnecting telegraph toll lines : en
  • US1916562A - Casement window operator and lock : en
  • DE580126C - Process for the production of paints from rubber degradation products : de en
  • FR748526A - Adjustable smoke-eating device : en fr
  • FR748456A - Process for making combustible briquettes hard and smokeless : en fr
  • FR748607A - Nut blank sorter for tapping machines and similar machines : en fr
  • US1916417A - Apparatus and process for making cement : en
  • US1916845A - Automatic feed controlling mechanism for punch presses and the like : en
  • US1916994A - Pushpin package : en
  • DE579959C - Device for the automatic and even application of the engobe : de en
  • DE580317C - Manufacture of wheel discs, wheel stars or similar workpieces with rims : de en
  • DE580326C - Multi-color fountain pen : de en
  • US1916407A - Recuperative and regenerative heat treatment of metals : en
  • US1916791A - Golf club : en
  • US1916442A - Universal joint : en
  • DE580151C - Protective device for rotating electrical machines into which an inert gas is blown when a fault occurs : de en
  • DE580307C - Sprocket calculating machine with device for transferring a value back from the result unit to the setting unit : de en
  • FR748763A - Mechanism for operating a hand brick press by means of a motor : en fr
  • GB394874A - Improvements in and relating to the washing and bleaching of textile materials : en
  • FR748421A - Electrical safety contact plugs : en fr
  • US1916424A - Filter system : en
  • USD90262S - of bronson : en
  • DE580284C - Process for the preparation of fluids containing a hormone or a mixture of hormones from parathyroid glands : de en
  • FR748700A - Feed pump control device : en fr
  • DE580272C - Arrangement to create luminous areas of any shape, size and contours on buildings : de en
  • DE580310C - Tobacco pipe with an exchangeable suction cartridge attached to the mouthpiece : de en
  • FR748655A - Automatic gear change : en fr
  • GB394964A - Improvements in or relating to control systems for power plants comprising electric motors and prime movers : en
  • US1916638A - Folding square : en
  • US1916730A - Pad holder : en
  • US1916786A - Clutch device : en
  • FR748476A - Hub cap device for baby carriages and dolls carriages : en fr
  • FI15289A - Breathing capacity measuring device : en fi
  • FI15325A - Method and apparatus for making pipes from mixed fiber mortar : en fi
  • GB394736A - Improvements in or relating to testing combustible fluids : en
  • US1916636A - All aluminum pocket seal : en
  • DE580148C - Relay switching for active power control in three-phase systems : de en
  • US1917129A - Temperature indicator : en
  • DE580254C - Weight compensation device for sliding window : de en
  • FR748523A - Lock for furniture, etc. : en fr
  • FR748438A - Switch or periodic switch : en fr
  • FR748387A - Frame with variable dimensions : en fr
  • FR748792A - Improvement in balances equipped with a calculating mechanism : en fr
  • FR748401A - Apparatus for separating gluten by washing : en fr
  • GB394854A - Improvements in or relating to adjustable supports for electric lamps : en
  • FR748654A - Improvements in the manufacture of waxed paper containers, waxed wood pulp, waxed cellulose or other materials : en fr
  • FR748656A - Hydraulic brake hinge : en fr
  • GB394798A - Improvements in electric insulators : en
  • DE580013C - Process for the production of dyes of the anthracene series : de en
  • DE580083C - Adjustable fastening device for cable splicing machines in cable ducts : de en
  • CA333705A - Dam construction : en fr
  • FR748685A - Process and device for manufacturing, by galvanic deposition, objects such as dies for the artificial silk industry and product obtained by this process : en fr
  • DE579931C - Device for regulating the fluctuating voltage of an alternating current network : de en
  • FR748657A - Improvements to fender radiators : en fr
  • FR748516A - Process for the production of arylisothiazolones : en fr
  • DE579838C - Switching arrangement, which is fed from two current sources with periodically changing currents, to determine state variables of one current from the known variables of another or to bring about an effect from the interaction of two currents, in which the two current sources act on two DC circuits via rectifiers : de en
  • FI15285A - Anordning för fjärrmanövrering : en fi
  • FI15323A - Machine gun metal cartridge belt : en fi
  • FR748537A - Process for modifying the cross section of filaments, threads, etc., made of artificial materials : en fr
  • FI15328A - Förfaringssätt framställning av formstycken och tylikt vid vilka den snabba torkningen är tillsammans med brandörfunden till en own process : en fi
  • DE579826C - Process for facsimile transmission with the help of cylindrical image carriers which are used to hold interrelated image strips : de en
  • FR748529A - Improvements to automatic air exhausters for pressurized pipes : en fr
  • FR748370A - Spinning fish : en fr
  • GB394957A - Improvements in and relating to air tubes for pneumatic tyres : en
  • GB394976A - Improvements in and relating to acoustic systems for locating a movable sound source : en
  • US1916745A - Timing device for machinery : en
  • US1916904A - Drill steel sharpening mechanism : en
  • FR748354A - Improvements to reservoir pen holders : en fr
  • US1916741A - Production of aliphatic-aromatic ketones : en
  • DE580230C - Gas-filled discharge vessel with glow cathode : de en
  • GB394847A - Improvements in and relating to vacuum electric switches : en
  • FR748634A - Mechanical excavator with swivel bucket transformable into a back-excavator, dredger, clamshell and crane : en fr
  • GB394858A - Improvements in or relating to methods of and apparatus for dividing petroleum bottoms : en
  • GB394829A - Improvements in or relating to the recording and reproduction of sound in connectionwith kinematographs : en
  • GB394912A - An improved process for the concentration of liquids and apparatus therefor by sprayevaporation : en
  • DE579938C - Process for removing hydrogen sulfide from gases : de en
  • FR748722A - Process and apparatus for the purification, by filtering, of molten metals and in particular of light metals such as aluminum, magnesium, calcium, etc. : en fr
  • GB394734A - Improvements in or relating to sound recording and reproducing apparatus : en
  • GB394905A - Mount for pictures, photographs and the like : en
  • FR748509A - Apparatus for the production of films and thin sheets : en fr
  • DK47492C - Device for Braking Automobiles and Other Motor Vehicles. : da en
  • US1916270A - Induction motor : en
  • US1916300A - Controlling mechanism : en
  • GB394845A - Improvements in and relating to centrifugal bowls : en
  • DE580131C - Method for layer-by-layer filling of tablets u. Like. Objects in containers using a suction cup : de en
  • FI15315A - Heat recovery in connection with melting furnaces used in the sulphate cellulose industry : en fi
  • US1916419A - Cutting machine : en
  • US1916557A - Car door : en
  • DE578863C - Device on ambulances for loading and unloading stretchers : de en
  • FR748741A - Process for obtaining preparations containing magnesium using yeast : en fr
  • DE580215C - Method and device for the production of columns of filler in natural or artificial deposits : de en
  • DE580297C - Carrying handle for tied packages or the like. : de en
  • FR748447A - New coloring matters : en fr
  • DE579980C - Pulverized coal firing : de en
  • GB394762A - Combination pencil and alarm pistol : en
  • DE580088C - Process for the production of Kuepen dyes : de en
  • FR748459A - Oil burner improvements : en fr
  • FR748682A - Support of superheater elements : en fr
  • CA333818A - Spare tire cover : en fr
  • GB394776A - Improvements in and relating to dielectric materials : en
  • DE578780C - Roller arrangement on head-elastic track-breaking machines moving in both directions : de en
  • US1916936A - Combined safety razor and stropper : en
  • US1916333A - Impregnated product and process of manufacture : en
  • US1916658A - Pneumothorax apparatus : en
  • USD90226S - Design fob a combined electbic lamp and picture frame : en
  • DE579911C - Overmolding device that can be used as a laundry rammer : de en
  • DE580349C - Process for stabilizing rubber dispersions : de en
  • DE579917C - Process for the preparation of diphenylene sulfide : de en
  • DE580002C - Device for controlling electrical machines by means of electron tubes : de en
  • FR748761A - Emergency gangway system for ships : en fr
  • US1916411A - Device for forming noodles, spaghetti, and the like : en
  • US1916889A - Pencil sharpener : en
  • US1916957A - Mercury switch and the like : en
  • DE579908C - Feed device for pneumatic recovery : de en
  • DE580146C - OE compensation vessel for cable fittings : de en
  • FR748426A - Hydraulic valve control : en fr
  • FR748617A - Improvement in emulsions for road surfacing : en fr
  • GB394949A - Improvements in or relating to cuticle removers and methods of making the same : en
  • CA333703A - Gin pole : en fr
  • US1916902A - Adsorbent : en
  • US1916910A - Process of making sinks, washbasins, and the like : en
  • US1917007A - Sound translating device : en
  • US1916944A - Tube paste dispenser : en
  • US1916977A - Bottle closure : en
  • US1917128A - Unit for toy vehicles : en
  • US1916447A - Power transmission system : en
  • US1916558A - Car door : en
  • US1916578A - Doll and mouth set for same : en
  • US1916892A - Gear shifting mechanism for auxiliary gear sets of change speed transmission gearing : en
  • US1916942A - Circuit breaker and changer : en
  • US1916228A - Percolator pump : en
  • USD90275S - Edward heckeb : en
  • US1916723A - Slip-sheeter : en
  • US1916566A - Assembling device for slicing machines : en
  • US1916295A - Artificial resinous substance : en
  • US1916556A - Clamp : en
  • US1917117A - Bandage for the eyes : en
  • US1916425A - Packaging machine : en
  • US1916898A - Curtain : en
  • CA333678A - Necktie : en fr
  • USD90261S - Dbsign fob an electbic pood slices : en
  • US1916814A - Radiator valve : en
  • US1916917A - Grinding machine : en
  • DE579735C - Quartz-controlled tube transmitter in voltage divider circuit with neutralization capacitor : de en
  • DE579946C - Jack : de en
  • DE579983C - Electric motor with tools arranged on the runner for grinding, polishing or other processing of outer cylindrical surfaces, especially on crank pins : de en
  • US1916286A - Rubber composition and method of preserving rubber : en
  • US1917083A - System of electric distribution : en
  • CA333687A - Lawn mower sharpener : en fr
  • FR748385A - Billiard ball throwing device, with elastic and swiveling piston : en fr
  • FR748498A - Improvements to processes and installations for cooking and distillation, at low temperature, of solid fuels : en fr
  • US1916980A - Process for the recovery of acid gas : en
  • US1916837A - Nitric acid concentration : en
  • USRE18885E - dubonnet : en
  • DE580340C - Index sheet : de en
  • FR748511A - High pressure boiler with large heating surface, especially for locomotives : en fr
  • DE580100C - Chewing tobacco box with cutting device : de en
  • US1916302A - Process for the recovery of lead directly from lead ore in the form of an acetate of lead : en
  • US1916978A - Piston : en
  • USD90264S - Design for a bttbial vault : en
  • US1916755A - Stacking fixture : en
  • US1916811A - Doll : en
  • US1916861A - Water storage heater : en
  • GB394760A - Improvements in and relating to machines for stencil duplicating and other purposes and particularly to stripping devices therefor : en
  • GB394963A - Improvements in revolutions counters : en
  • GB394712A - Improvements in or relating to variable attenuation devices suitable for use in connection with thermionic amplifiers : en
  • FR748675A - Improvements to discharge tubes : en fr
  • GB394866A - Improvements in or relating to starters for internal combustion engines : en
  • DE579951C - Optical micrometer : de en
  • DE579990C - Cooling rib ring for small refrigeration machines : de en
  • US1916539A - Process of treating coal and coke : en
  • US1916598A - Return bend : en
  • US1916783A - Apparatus for fitting the ends of piston rings : en
  • USD90250S - Lamp or similar article : en
  • GB394823A - Improvements in or relating to the manufacture of needles for gramophones or the like sound-reproducing or sound-recording apparatus : en
  • DE580098C - Ashtray : de en
  • DK47502C - Device for Motorcycles. : da en
  • US1916376A - Dentist's model : en
  • GB394742A - Improvements in and relating to electric motors : en
  • GB394748A - Improvements in and relating to means for dispensing ink from ink containers such as ink wells and the like : en
  • FR748482A - Gas meter calibration device : en fr
  • DE579887C - Circuit arrangement for monitoring points in telegraph systems with a monitoring device arranged jointly for several telegraph lines : de en
  • FR748668A - Device for measuring the left of the tracks : en fr
  • FR748672A - Improvements made to measuring instruments with a device for amplifying the angular movement of the indicating member, in particular manometers, thermometers, etc. : en fr
  • GB394982A - Improvements in or relating to draught excluders : en