• DK48726C - Semi-automatic Bedding and Bedding Device. : da en
  • GB409764A - Improvements in and relating to mechanically operated presses : en
  • DE596853C - Motor winch arranged on a chassis for pulling agricultural equipment : de en
  • US1958133A - Sheet phier : en
  • US1958299A - Intaglio printing methods and apparatus : en
  • AT137593B - Regulating arrangement for mechanically coupled turbines connected in series. : de en
  • US1958009A - Pulsation eliminator for rayon systems : en
  • US1958137A - Apparatus for cutting lengths from alpha traveling web : en
  • DE596706C - Clamping and locking device, especially for the overlapping ends of straps for packages : de en
  • US1957835A - Safety device for punch presses : en
  • US1958208A - Electric long-distance indicating system : en
  • DE596714C - Gas pressure regulator : de en
  • DE596892C - Cattle wagon with liquid-tight metal tub : de en
  • FR763837A - Board game, dice and pawns : en fr
  • DE596856C - Control device for the combustion chamber of back pressure drive devices : de en
  • US1958371A - Processes for making nu-chloro azodicarbonamidines : en
  • FR43392E - Metallic Coated Electrical Switch Refinements : en fr
  • FR43389E - Improvements to liquid displacement and low resistance switches : en fr
  • GB410071A - Improvements in or relating to casings for roll-films : en
  • DE596607C - High voltage transformer or reactor : de en
  • FR763762A - Fixing or junction piece for ends of metal wires or cables or other objects to be connected : en fr
  • FR763778A - Double blade fixing pliers for stylograph, mechanical pencil, etc. : en fr
  • FR763824A - Rotary wing plane : en fr
  • FR763795A - Continuous motion steam engine : en fr
  • GB409934A - An improved suspension device, more particularly intended for use with electric heaters for hair waving : en
  • GB410166A - Improvements in stuffing-box substitutes for liquid-measuring and like apparatus : en
  • FR763907A - Improvements to road vehicles : en fr
  • DE587173C - Food can with clamp-on lid : de en
  • DE596836C - Process for the production of gray dyes of the anthraquinone series : de en
  • FR763860A - Household waste incineration furnace : en fr
  • US1957597A - Draft mechanism : en
  • US1958402A - Process of treating acid sludge : en
  • US1958053A - Electric control for sound amplifying systems : en
  • US1957560A - Means for cleaning the plates of an electrostatic air or gas cleaner : en
  • US1958052A - Building construction : en
  • US1958221A - Rod packing : en
  • US1958272A - Tank gauging apparatus : en
  • FR763752A - Counter magazine specially for coins : en fr
  • US1957602A - Machine for making razor blades : en
  • DE596721C - Machine for processing, especially for smoothing, rods made of any material, e.g. B. of wooden rods : de en
  • FR763992A - Hand hoe : en fr
  • DE596861C - Display device for the wear in vehicle rubber tires : de en
  • DE596862C - Anti-skid sleeve for rubber-tired vehicle wheels : de en
  • AU1342433A - Improvements relating to apparatus for decreasing rail contact resistance on railways andthe like : en
  • CA341551A - Telephone transmitter : en fr
  • GB409814A - Improvements in and relating to wind-screens for use on motor vehicles : en
  • FR763792A - Improvements and devices made to hydraulic cylinders : en fr
  • AT137493B - : de en
  • CA341421A - Saw setting device : en fr
  • AT137541B - Tilting mechanism for valve gas meter. : de en
  • GB410059A - Improvements relating to windscreen wipers : en
  • GB410109A - Braiding or core covering machine : en
  • GB410118A - Manufacture of organic esters of cellulose and its derivatives : en
  • FR43376E - Improvements made to the use of reinforced concrete, in particular for the establishment of floors and stairs of buildings and industrial premises : en fr
  • GB409838A - Improvements in toys : en
  • US1957708A - Mechanical base : en
  • US1957432A - System for recording the timing conditions in internal combustion engine ignition circuits : en
  • US1957823A - Portable polishing machine : en
  • GB410061A - Improvements in apparatus for use in permanently waving hair : en
  • GB410076A - Improvements in the production of photographic records of sound : en
  • DE596835C - Revolving electric metal halide lamp : de en
  • FR763906A - Process for the manufacture of cellulose alfa from bamboo stems, with a view to the manufacture of cellulose esters in place of cotton pulp and derivatives : en fr
  • FR763991A - Combination of moldings and electrical conductors : en fr
  • GB410112A - Improvements in or relating to non-metallic fastenings and to methods of using the same : en
  • CA341395A - Cigarette package : en fr
  • DE596556C - Cinematographic recording apparatus : de en
  • GB410480A - Improvements in or relating to reel or spool holding devices : en
  • DE596866C - Ruler : de en
  • US1958088A - Bed spring support : en
  • DE596800C - Circular loom : de en
  • GB410037A - Improvements relating to steam generating and superheating installations : en
  • US1957567A - Blow gun : en
  • US1957837A - Method of purifying lead, tin, and lead-tin alloys : en
  • DE596826C - Hydraulic drive for weight-automatic track brakes with vertical pressure cylinders : de en
  • GB409800A - Improvements in or relating to the protection or covering of metal and means therefor : en
  • GB410122A - Improvements applicable to upholstery pads, beds, cushions and the like : en
  • GB409892A - Improvements in or relating to machines for cutting bricks and performing like operations : en
  • US1957626A - Envelope or like container : en
  • US1957903A - Wrapping material : en
  • US1958023A - Pressure regulator : en
  • FR763851A - Improvement to boilers with removable internal firebox with flashback : en fr
  • FR763995A - Incandescent wire support in tubular incandescent electric lamps : en fr
  • GB410074A - Improvements relating to gramophones : en
  • GB410002A - Improvements in or relating to machines for manufacturing metal capsules for closingor sealing bottles and other containers : en
  • DK48733C - Device for supplying lubricant to pan-shaped lower shells in axle bearings, in particular for rail vehicles. : da en
  • GB409977A - Improvements in or relating to machines for working liquid, pulverised or granular materials, particularly for mixing and conching cacao and chocolate materials : en
  • AT137465B - Safety device for scissor bars. : de en
  • CA341412A - Lubricating device : en fr
  • US1957667A - Chip-flow lathe for hard-metal and diamond tools : en
  • US1958313A - Piston ring : en
  • US1957570A - Truck bolster : en
  • US1957979A - Apparatus for winding artificial silk for treatment : en
  • US1958252A - Sludge level indicator : en
  • AT137483B - Terminations, connecting sleeves, branch sleeves or the like for electrical cables. : de en
  • AU1472433A - An improved apparatus and process forthe concentration and/or sizing of mineral particles : en
  • GB410079A - Dusting process and appliance : en
  • US1957999A - Pile driving apparatus : en
  • US1958326A - Racket stringer : en
  • AT137576B - Process for the production of iodine sticks from alcoholic iodine solutions solidified with soap. : de en
  • GB409802A - Improvements in and relating to electric insulating materials : en
  • GB409862A - Improvements in or relating to direct current generators : en
  • US1957963A - Paper making machine : en
  • DE596797C - Centrifugal drum with outlet openings arranged on its circumference and leading radially outwards for the solid components separated from the centrifugal fluid : de en
  • DE596948C - Roll film and plate camera with focusing screen setting : de en
  • GB410003A - Razor blade : en
  • AT137557B - Adjustable brake linkage for rail vehicles. : de en
  • GB409994A - Improvements in or relating to washing boilers or the like : en
  • GB410072A - Improvements relating to fittings for use in making connection between an electric cable and an electrical appliance : en
  • US1957434A - Process for the production of a covering similar to linoleum : en
  • US1957948A - Vehicle wheel and brake : en
  • US1958130A - Axminster loom : en
  • GB409762A - Improvements in or relating to ink ribbon mechanism for typewriters and like machines : en
  • AT137535B - Process for bleaching delicate fibers. : de en
  • DE596647C - Process for the production of a non-corrosive engine propellant : de en
  • DE596625C - Rotary piston internal combustion engine : de en
  • FR763884A - Device for shooting on embossed films : en fr
  • DE596970C - Arrangement for switching off several electric motors whose remote-controlled switches are preceded by a common main switch : de en
  • US1958278A - Coking of tar or pitch : en
  • US1958136A - Method of seasoning sheets containing a solvent : en
  • US1958225A - Ventilating and air conditioning apparatus : en
  • GB410162A - Improvements relating to the drying of hops : en
  • US1958404A - Safety motor controlling system : en
  • GB410054A - Improvements in or relating to sparking plugs : en
  • GB410081A - Improvements in and relating to automatic bag filling and weighing machines for powdered or granular material : en
  • USD92170S - Design for a batter pitcher : en
  • DE596659C - Process for the production of thiourea from rhodanammonium : de en
  • DE596723C - Self-collecting locking machine that can be attached to typewriters as an additional device : de en
  • GB410157A - Improvements in machines for applying a layer of plastic material to articles such as biscuits : en
  • DE596589C - Drilling machine for rock drilling : de en
  • DE596748C - Automatic starting device for electric motors by means of a load clutch : de en
  • DE596753C - Process for the production of water-insoluble azo dyes : de en
  • DE596791C - Process for preventing dusting in the production of patterns by rubbing on dry paints : de en
  • US1958067A - Match package : en
  • GB410056A - Improvements in or relating to collapsible frame structures of the crossed-leg type, primarily for furniture and like articles : en
  • US1958185A - Apparatus for hair waving : en
  • AT137558B - Contactor control for induction motors. : de en
  • CA341427A - Fish elevator : en fr
  • US1957486A - Electron emitter : en
  • FR763763A - Improvements made to cutters for pile with double or multiple weft : en fr
  • FR763903A - Foundation pile that can be driven through rip-rap : en fr
  • GB410021A - Improvements in or relating to the ventilation of byres or the like : en
  • FR763869A - Heat treatment process for aluminum-magnesium alloys : en fr
  • FR763998A - Hydraulic binder for mortar or concrete : en fr
  • FR763770A - Self-closing armature for leaded cables : en fr
  • GB410058A - Improvements in and relating to welting for boots and shoes : en
  • US1958187A - Lubricator structure : en
  • US1958192A - Color match guide : en
  • US1957904A - Photographic film gate : en
  • USD92201S - Design fob a shoe : en
  • CA341435A - Dirigible aircraft : en fr
  • US1957753A - Fuel pump with accessible body : en
  • US1958325A - Flotation machine : en
  • USD92184S - Design for a radiator cap : en
  • DE538375C - Process for the preparation of organic mercury compounds : de en
  • DE596658C - Process for dyeing and printing acetate silk : de en
  • US1957775A - Transmission mechanism : en
  • US1958135A - Shoe : en
  • US1958218A - Calcium hydroxyethylphenylamino para sulphonate and process of preparing same : en
  • CA341417A - Shingle cutter : en fr
  • AT137461B - Artificial threads and metal mesh made from them. : de en
  • AT137502B - Cigarette or cigarette tube. : de en
  • US1958037A - Grab winch : en
  • US1957812A - Valve for vacuum systems : en
  • US1957946A - Process for the conversion of hydrocarbon oils : en
  • GB409966A - Improvements in gear generating machines : en
  • GB409749A - Improvements relating to paper cartons : en
  • US1957666A - Double throw switch : en
  • US1957723A - Sweat band flanging machine : en
  • US1958159A - Disconnecting switch with compensated electrodynamic forces : en
  • US1957623A - Slicing machine : en
  • US1957768A - Manufacture of alumina : en
  • AT137514B - Drive for rail vehicles. : de en
  • FR763975A - Marker and folder device for card games : en fr
  • FR763988A - Absorbent fabric for cleaning : en fr
  • GB410143A - Centrifugal separators : en
  • US1957912A - Moisture resistant fibrous material : en
  • US1958243A - Apparatus for feeding wires : en
  • DE596474C - Mopping device for floors with a device for drilling the wipe on the device handle : de en
  • GB409992A - Improvements in or relating to spark arrestors, soot collectors and the like : en
  • DE596633C - Thread wax device for sewing machines : de en
  • FR763769A - Process for manufacturing sodium nitrate from sodium chloride : en fr
  • FR763943A - Electric contact regulator for controlling a physical quantity : en fr
  • CA341479A - Electric blasting cap : en fr
  • DE596565C - Process for conveying a dust-air emulsion : de en
  • DE596867C - Closure for containers with semi-solid or liquid contents, such as tubes, bottles, etc., with a rotatable, non-longitudinally displaceable cap : de en
  • GB410008A - Improvements in or relating to the manufacture of mixed halogenated compounds for use as di-electric media : en
  • DE596668C - Shut-off device for the gas outlet of an oil switch : de en
  • FR763854A - Improvements to taps : en fr
  • DE596871C - Ribbed tube for heat exchangers with surfaces pressed out of the rib plane : de en
  • AT137526B - Device for supporting the opened upper part of base sewing machines. : de en
  • CA341408A - Click lock : en fr
  • DE596485C - Knot catcher for paper stock u. like : de en
  • US1957974A - Film magazine : en
  • US1957648A - Process and apparatus for the treatment of heavy oils and the like for the conversion thereof into lighter products : en
  • DE596612C - Device for polishing, cleaning, etc., especially for manicure purposes : de en
  • DK48724C - Flashlight. : da en
  • AT137431B - High power transmitter for shorter waves. : de en
  • US1957699A - Flange connection : en
  • US1957852A - Refining white metal scrap : en
  • US1958091A - Cylinder cock : en
  • USD92179S - Design for a stocking : en
  • USD92198S - Design for a spectacle front : en
  • GB410046A - Device for preventing blow-downs in chimneys and for ventilating motor cars, buses, railway carriages, ships, buildings, and the like : en
  • CA341416A - Cultivating and hilling machine : en fr
  • DE596615C - Device for humidifying and cleaning the air in rooms heated by steam heating : de en
  • US1957998A - Valve : en
  • AT137534B - High pressure metal vapor arc lamp. : de en
  • CA341565A - Hydrocarbon production : en fr
  • GB410169A - An improved means for bringing internal combustion engines to and maintaining at a temperature to ensure efficient operation and easy starting : en
  • AT137410B - Container for card rolls. : de en
  • FR763783A - Manufacturing process for stockings and products obtained by this process : en fr
  • GB409903A - Apparatus for testing lubricants : en
  • GB409976A - Improvements in liquid elevators for gas meters of the constant level type : en
  • AU1381733A - New artificial oil-soluble resinous compositions : en
  • CA341468A - Flash-removing tool : en fr
  • AT137418B - Method and device for forming leather gaiters. : de en
  • US1958273A - Pressure device for dispensing fluids, grease, and the like : en
  • FR763940A - Telescope viewfinder with converging lens for cameras : en fr
  • GB409843A - Device for testing fishing lines and the like : en
  • US1957515A - Bumper : en
  • US1958001A - Grinding machinery : en
  • US1957902A - Forced draft furnace : en
  • AT137430B - Glow light amplifier tube. : de en
  • US1958111A - Label wiping mechanism : en
  • US1958172A - Well pump : en
  • USD92172S - Design for a textile fabric or : en
  • US1958099A - Indicating electric fuse : en
  • CA341522A - Phonograph : en fr
  • GB409927A - Electric boiling plates : en
  • US1957529A - Shock absorber for motor vehicles : en
  • US1957638A - Cleaning device : en
  • US1957767A - Manufacture of alumina : en
  • AT137450B - Antenna tower serving as a vertical antenna. : de en
  • GB409852A - Means for opening closed sheet-metal containers such as preserve cans or the like : en
  • AT137546B - Firedamp-proof time fuse. : de en
  • US1958209A - Manufacture of ammonium thiocyanate : en
  • USRE19155E - Rubber coated article and method : en
  • US1957900A - Photo-mechanical resist : en
  • US1958282A - Radio apparatus : en
  • US1958353A - Means for effecting distant control : en
  • DE596454C - Women's pants : de en
  • CA341507A - Fertilizer : en fr
  • US1957653A - Electropneumatic braking system : en
  • DE596712C - Cable entry for electrical tools : de en
  • FR763812A - Improvements to fire extinguishers : en fr
  • FR763951A - Piggy bank fitted with a device to prevent it from opening before it is completely filled : en fr
  • US1957427A - Process for increasing the mechanical strength properties of steel : en
  • US1958276A - Child's folding toilet seat : en
  • US1958328A - Tobacco can : en
  • FR43357E - Cooling device for cannons and rapid-fire rifles : en fr
  • US1957509A - Apparatus for moving objects : en
  • US1957821A - Electric light : en
  • US1957536A - Boiler : en
  • US1958224A - Humidifying apparatus : en
  • US1958305A - Coke oven door : en
  • AT137497B - Continuous reel. : de en
  • AU1640534A - Process forthe treatment with hydrogenating gases of distillable carbonaceous materials : en
  • CA341559A - Textile operation : en fr
  • US1957506A - Suction cleaner : en
  • US1958051A - Mounting device for electric fixtures : en
  • DE596646C - Method and device for emptying a viscous liquid with a high freezing temperature, u. a. paraffin-containing petroleum distillation residue, containing container : de en
  • FR763800A - Device for mounting several radio receivers on a common antenna : en fr
  • US1957848A - Spindle and collet for tappet end valves : en
  • US1957727A - Tobacco handling machine : en
  • FR763874A - Improvements to electrical contacts : en fr
  • GB409769A - Improvements in and relating to lathes : en
  • USD92186S - Design for a textile fabric or : en
  • US1957993A - Vacuum discharge vessel : en
  • DE596477C - Process for the extraction of tin, lead, antimony or bismuth or alloys of these metals from oxidic or oxidic material : de en
  • DE596781C - Round boat drive for multi-needle embroidery machines and sewing machines : de en
  • GB409916A - Improvements in or relating to the treatment of pile fabrics : en
  • GB409909A - Improvements in or relating to a cooling apparatus and process for annealed material : en
  • GB410000A - Improvements in and relating to rail vehicles : en
  • DE596783C - Film counter on roll film cameras for different film switching paths : de en
  • US1957910A - Liquid dispensing apparatus : en
  • US1957980A - Receptacle : en
  • FR763809A - Improvements to the mechanisms actuating grid conveyors : en fr
  • FR763917A - Improvements to devices for marking roads or lanes : en fr
  • GB409791A - Improvements in and relating to processes for dehydrating alcohols by azeotropic distillation and apparatus therefor : en
  • GB410161A - Improvements in or relating to methods of and apparatus for preparing an electrolysed antiseptic : en
  • CA341432A - Fly catcher : en fr
  • DE596704C - Device for inserting tubes into boxes : de en
  • GB409860A - Improvements in or relating to sweeping brushes : en
  • GB410067A - Improvements in or relating to diaphragm pumps : en
  • DE596888C - Process for dyeing wool with nitro-o-oxyazo dyes : de en
  • DE596140C - Hydraulic, hand operated, portable shredding machine with built-in pressure pump : de en
  • DE596575C - Capacitor or capacitor-like apparatus with a solid dielectric that is under the pressure of a gas, an insulating liquid or ground : de en
  • GB409804A - Improvements in or relating to vices : en
  • DK48712C - Airplane wing for arrow-shaped, tailless Airplanes. : da en
  • DE596549C - Clamp : de en
  • GB409987A - Exercising machine : en
  • GB410033A - Improvements in and relating to methods of and apparatus for producing refractory bodies : en
  • US1957562A - Diaphragm mounting : en
  • US1958397A - Process and composition of matter of protecting and coloring concrete : en
  • FR763856A - Improvement brought to the mechanical control of shoe brakes, and more particularly of self-locking brakes : en fr
  • GB409867A - Improvements in and relating to paving slabs, road surfaces, flooring and the like : en
  • DE596854C - Thermostatic safety device against flashbacks in multi-cylinder internal combustion engines : de en
  • US1958258A - Automatic steering system : en
  • FR763797A - Tool for making watch glasses from unbreakable materials : en fr
  • FR763834A - Advanced altimeter corrector for carburetors : en fr
  • FR763873A - Improvements to maneuvering tables : en fr
  • US1957827A - Envelope sealing machine : en
  • FR763978A - Gear switch : en fr
  • US1958223A - Water meter : en
  • FR763965A - Pipe enhancements : en fr
  • GB409973A - Composite frame moulds for the preparation of confectionery, such as chocolate : en
  • GB410032A - Improvements in and connected with bag-making machines : en
  • US1957681A - Apparatus for measuring fluidflow : en
  • US1958006A - Milmvoltmeter : en
  • FR763753A - Apparatus for introducing "crepe" fabrics into the reams : en fr
  • FR763811A - Sliding door with rubber band for finger protection : en fr
  • US1957826A - Shingle : en
  • US1958242A - Safety cut-off device fob burners : en
  • GB409788A - Improved harvesting appliance : en
  • GB410133A - Improvements in, and relating to, the manufacture or production of, chain-cables : en
  • US1957805A - Ball joint for conduits : en
  • AT137429B - Process for the production of a filling compound from gutta-percha for root canal fillings. : de en
  • AT137550B - Seed dressing. : de en
  • US1957976A - Feed control mechanism : en
  • US1958281A - Electric cable : en
  • US1957859A - Lock : en
  • US1958126A - Bobbin : en
  • US1958162A - Track construction : en
  • US1958226A - Condenser for refrigerating apparatus : en
  • US1958277A - Converting tar or pitch to coke : en
  • DE591192C - Driver for looms : de en
  • FR763929A - Metal seal : en fr
  • US1958201A - Carbureting process : en
  • CA341465A - Mineral matter dispersion : en fr
  • US1957923A - Nut : en
  • AU1242233A - Improvements relating tothe drying of timber andother materials : en
  • FR43380E - Seaplane : en fr
  • FR763938A - Process for the manufacture of masses composed of esters and (or) ethers of cellulose or containing them : en fr
  • US1958287A - Accelerator : en
  • US1957925A - Method of and apparatus for measuring frequency : en
  • US1958175A - Cylinder connection for printing machines : en
  • DE596667C - Device for accelerating the filling and releasing of air brakes : de en
  • AT137532B - Process for the production of artificial threads from viscose. : de en
  • CA341531A - Hydrocarbon conversion process : en fr
  • DE596564C - Armature for remote indicator systems with a four-phase winding : de en
  • CA341489A - Display container : en fr
  • DE596684C - Coin dispenser : de en
  • DE596464C - Device for continuously changing the magnetic resistance of electrical machines : de en
  • DE596731C - Process for the preparation of higher molecular weight diazo compounds : de en
  • US1957785A - Seat for motor vehicles : en
  • CA341483A - X-ray apparatus : en fr
  • FR763764A - Braking mechanism for vehicles and other vehicles of locomotion : en fr
  • US1957789A - Chocolate butter and method of making same : en
  • US1957810A - Hydrocarbon oil conversion : en
  • US1958354A - Jet pump and the like : en
  • US1957455A - Automobile brake testing device : en
  • US1958017A - Apparatus for throwing granular material : en
  • AT137446B - Method and circuit for operating a transmitting-receiving arrangement for high-frequency traffic. : de en
  • AT137422B - Suitcase cinema apparatus. : de en
  • CA341523A - Damped mechanical filter : en fr
  • US1957700A - Flange connection : en
  • US1958284A - Fire extinguishing apparatus : en
  • USD92215S - Design for a water closet : en
  • US1958050A - Packing material : en
  • US1957440A - Conduit installation and elements : en
  • US1957544A - Circulating heating stove : en
  • US1957779A - Heat exchange device : en
  • US1958381A - Carbureting process : en
  • CA341423A - Animal snare : en fr
  • US1957718A - Method of centrifugal molding : en
  • US1957872A - Preservative for wood : en
  • US1958078A - Vacuum pan : en
  • AT137406B - Tripod for weapons, optical devices, etc. like : de en
  • AT137414B - Winding device for sewing machines. : de en
  • AT137583B - Locking device for a hand excavator. : de en
  • DE596521C - Safety device for gas container : de en
  • DE596572C - Process for the production of Krarupdraehten : de en
  • DE596916C - Automatic loading valve for starting bottles of internal combustion engines : de en
  • US1957898A - Settling apparatus : en
  • GB410501A - Improvements in and relating to the sealing of waterless gas-holders : en
  • US1957684A - Envelope : en
  • CA341469A - Roofing : en fr
  • US1957742A - Wall-wash flange : en
  • US1957778A - Separable plug : en
  • US1958171A - Well pump : en
  • US1958183A - Lubricating device : en
  • CA10320S - Ski and hiking hose : en
  • AT137476B - Frame for standing internal combustion engines. : de en
  • US1958024A - Friction spring : en
  • US1958339A - Camera : en
  • US1958373A - Xf biown ohls : en
  • CA341413A - Paper container : en fr
  • CA341490A - Cathodic film forming means : en fr
  • FR763755A - Improvement in the establishment of forks : en fr
  • FR763801A - Game table for public establishments : en fr
  • US1957814A - Three-insulator high tension switch : en
  • US1958093A - Control system for fuel burners : en
  • US1957649A - Process and apparatus for the treatment of soda-treated tars and other residues of the petroleum industry with a view to the conversion thereof into light products : en
  • US1957677A - Liquid container and housing : en
  • US1958340A - Match holder : en
  • US1957533A - Bolt anchor : en
  • US1958065A - Compressor unit : en
  • US1958334A - Last : en
  • US1958049A - Molding apparatus for hollow concrete structures : en
  • US1957945A - Apparatus for the conversion of hydrocarbon oils : en
  • US1958255A - High frequency energy dissipator : en
  • GB409877A - Improvements in and relating to road traffic control systems : en
  • CA10321S - Golf hose : en
  • CA341442A - Razor and stropper : en fr
  • AT137594B - Sealing ring for cast iron socket pipes with stuffing box. : de en
  • US1958139A - Sprocket chain and method for making the same : en
  • AT137488B - Carrier current transmission system via cable lines. : de en
  • GB410138A - Improvements in electric cables : en
  • US1958097A - Corrective insole : en
  • US1958144A - Machine for making stick candy : en
  • USD92194S - Design for a bathroom scale casing : en
  • US1957780A - Process for the conversion of hydrocarbon oils : en
  • US1958084A - Filing device : en
  • FR763999A - Rubber wire manufacturing process : en fr
  • GB409751A - Improvements in organ-like instruments for the electrical production of sound : en
  • US1957773A - Self locking contact plug : en
  • US1958217A - Lubricating device : en
  • CA341451A - Welding wire feed device : en fr
  • US1957527A - Spraying construction : en
  • US1957973A - Method of case hardening : en
  • US1958116A - Brake lining and method of making the same : en
  • US1957463A - Fastener-inserting machine : en
  • US1957791A - Pipe painting device : en
  • US1957936A - Manufacture of amino-dihydroxy-anthraquinones : en
  • US1957645A - Delivery vehicle : en
  • US1958312A - Glider : en
  • AT137426B - Method and device for finishing objects from molten silicic acid-containing substances. : de en
  • US1957855A - Hand torch : en
  • DE596570C - Process for the operation of absorption refrigerators : de en
  • AT137511B - Drive device for motor vehicles with a tubular support which is arranged in the longitudinal center plane of the vehicle and forms the chassis. : de en
  • FR763845A - Tube and bar bending machine : en fr
  • GB409819A - Improvements relating to cash and like receptacles or boxes : en
  • AT137571B - Device for influencing telephone stations for signal delivery or for disrupting calls. : de en
  • CA341514A - Draft and buffing gear : en fr
  • US1958271A - Safety razor : en
  • US1957710A - Door operating mechanism : en
  • US1957894A - Vibration dampener for fluid pressure gauges : en
  • CA341428A - Resin article production : en fr
  • AT137409B - Mouthpiece for extrusion presses for the production of all systems of roof tiles or the like. : de en
  • CA341537A - Windshield cleaning system : en fr
  • CA341494A - Fluid pump : en fr
  • DE596708C - Dryer with built-in rocking wheels : de en
  • CA341499A - Silent gear : en fr
  • CA341543A - Shoe heel attaching machine : en fr
  • US1957635A - Brake shoe construction : en
  • US1957968A - Smoking pipe : en
  • US1958165A - Hand wheel for manually operable valves : en
  • US1958262A - Valve : en
  • CA341438A - Carbon sheet : en fr
  • CA341502A - Light signal for railways : en fr
  • US1957598A - Weather strip : en
  • DE596756C - Process for the preparation of dyes of the anthraquinone series : de en
  • FR763886A - Mechanically operated tool : en fr
  • FR763882A - Hydraulic or pneumatic control device : en fr
  • US1957734A - Circuit breaker : en
  • US1958068A - Device for automatically reeling strips of stampings : en
  • US1957905A - Wrench : en
  • US1958363A - Knob attachment : en
  • US1958040A - Boat launching and stowing apparatus : en
  • US1958098A - Braiding machine : en
  • DE596690C - Injection device for internal combustion engines : de en
  • AT137407B - Device for total measurement with correct sign and total counting of measured quantities. : de en
  • AT137454B - Device for dosing and mixing liquids. : de en
  • US1957446A - Oscillator system : en
  • US1958035A - Method and apparatus for treating materials : en
  • US1958113A - Tuft forming and spacing device for axminster looms : en
  • AT137495B - File for saw sharpening. : de en
  • US1957856A - Manufacture of mixed cellulose esters : en
  • US1958121A - Drive means : en
  • DE596830C - Method for producing circuits from metal strips on an insulating plate by placing a metal foil on the plate and subsequently punching out the strips : de en
  • FR763919A - Toolbox : en fr
  • FR763979A - Cap for chimney stacks forming fume extractor and ventilation device : en fr
  • AT137531B - Kitchen stove. : de en
  • CA341429A - Distillation of combustibles : en fr
  • US1957523A - Flow velocity actuated flowing device : en
  • US1958306A - Bottle capping mechanism : en
  • AT137574B - Container for card rolls. : de en
  • CA341566A - Valve : en fr
  • US1957516A - Electric switch mechanism : en
  • AU1301933A - Improvements in or relating to refrigerating by means of solid carbon dioxide : en
  • GB409985A - Improvements in or relating to incandescent wire ignition plugs : en
  • US1957906A - Electric cut-out : en
  • US1958177A - Railway signaling system : en
  • USD92208S - Design for a shoe ob similar article : en
  • US1957807A - Orifice meter fitting : en
  • US1958010A - Control apparatus for liquid separators : en
  • US1958329A - Axle puller : en
  • US1957426A - Miniature camera spool and winding mechanism : en
  • US1957939A - Process for the production of carboxylic acids : en
  • GB410015A - Improvements in or relating to high speed electrically driven portable dulling and like tools : en
  • AT137597B - Wall panel with shut-off valve. : de en
  • US1957728A - Locking device for bull rings : en
  • FR43400E - Children's car convertible into a mechanical car forming a sports toy : en fr
  • CA341450A - Collapsible holder : en fr
  • FR43367E - Radiator for motor cars and other applications : en fr
  • AT137435B - Process for the production of protective substances, in particular disease protection substances and medicinal substances. : de en
  • AU1505833A - Transparent sign for illuminating letters, figures, marks andthe like by day and by night : en
  • CA341511A - Make and break contact : en fr
  • DE596661C - Surface heat exchangers, especially superheaters : de en
  • CA341491A - Wine manufacture : en fr
  • CA341504A - Metal extruding apparatus : en fr
  • US1957568A - Cam shaft lapping machine : en
  • US1958352A - Shipping container : en
  • US1957881A - Measuring and distributing apparatus for alimentary liquids or others, and more particularly for milk : en
  • US1958012A - Process for the manufacture of alkali metal hydride : en
  • DE596779C - Pulley change gear with a pulley adjustable in diameter : de en
  • DE596788C - Bicycle hub designed as a pendulum hub with brake : de en
  • CA341394A - Log cabin : en fr
  • CA341521A - Television system : en fr
  • DE596350C - Self-collecting sales facility : de en
  • AU1267633A - Control unit for line casting and composing machines : en
  • US1958003A - Brief case : en
  • US1958104A - Condenser induction motor : en
  • US1958174A - Test paper correcting machine : en
  • US1958230A - Clothing container : en
  • US1957770A - Fastening device : en
  • US1957436A - X-ray apparatus : en
  • AT137501B - Berry picker. : de en
  • CA341400A - Button making machine : en fr
  • FR763820A - Device for connecting and bracing close walls : en fr
  • GB410069A - Improvements relating to automatic weighing machines : en
  • US1957619A - Adjustable reel for dye kettles and the like : en
  • US1957940A - Body for use in electrolysis : en
  • AT137452B - Aperture system for microscope condensers. : de en
  • DE596656C - Pneumatic feed for rock drilling machines : de en
  • FR763976A - Bell-shaped dry gasometer : en fr
  • US1957957A - Tray making machine : en
  • US1958291A - Cooling apparatus : en
  • AT137440B - Electrolytic capacitor. : de en
  • FR43364E - Powder for the treatment of vines : en fr
  • FR763780A - Assembly intended for the detection of high frequency oscillations with subsequent amplification : en fr
  • US1957450A - Demountable automobile body : en
  • US1958370A - Nu-chloro compound and its use in sterilization : en
  • GB409951A - Improvements in dye-sticks : en
  • GB410147A - Television transmission method : en
  • AT137419B - Double-edged punch. : de en
  • AU1272633A - Improved spud grip for wheels : en
  • GB410172A - Improvements in or relating to power operated clutch and brake mechanism : en
  • AT137507B - Whip tops. : de en
  • US1958089A - Bearing element : en
  • US1958110A - Method of drying rubber : en
  • US1958128A - Safety device for machines : en
  • US1957832A - Speed reducing gearing : en
  • FR763799A - Soft drip mat for cups and glasses : en fr
  • US1957926A - Book jacket : en
  • US1958168A - Combined buck and plinth : en
  • US1958200A - Recuperator structure : en
  • DE583511C - Roll cassette for photographic display devices : de en
  • GB409812A - Improvements in and relating to refining engines for paper pulp : en
  • DE596754C - Process for the preparation of o-oxyazo dyes : de en
  • AT137416B - Needle changing device for gramophone sound boxes. : de en
  • AT137580B - Automatic control for electric drives. : de en
  • US1957498A - Automatic service disconnecter : en
  • CA341527A - Solvent extraction : en fr
  • DE596449C - Single rod winding with artificial rods, which consist of interlaced partial conductors : de en
  • DE596808C - Single or multi-phase synchronous machine : de en
  • GB409756A - Improvements in or relating to super-heterodyne radio receivers : en
  • GB409898A - Improvements in and relating to tidal gates of the one-way flap type : en
  • US1957659A - Telephone substation system : en
  • FR763958A - Signal device : en fr
  • GB410060A - Improvements in refractometers : en
  • GB409921A - Manufacture of azo-dyestuffs : en
  • FR763857A - Hydrocarbon transformation process : en fr
  • GB409817A - Improvements in or relating to railway and tramway tracks : en
  • DK48722C - Procedure for the Manufacture of Vinyl Resins. : da en
  • GB409896A - Improvements in or relating to synthetic resins and compositions and articles containing them : en
  • FR763912A - Manufacture of a fluid to waterproof fabrics : en fr
  • GB409770A - Improvements in the manufacture and production of benzanthrene : en
  • GB410173A - Improvements in leather manufacturing machines : en
  • DE596376C - Device for applying and conveying sheet-like blanks made of cardboard, corrugated cardboard or the like to constantly rotating tool sets : de en
  • US1957824A - Paper making : en
  • US1958342A - Window ventilator : en
  • GB409730A - Process of producing butyl alcohol and acetone : en
  • US1957465A - Treatment of maple sirup : en
  • IE13367L - Electric cooking stove : en
  • FR763968A - Method and device for screening materials in jet and impact sprayers : en fr
  • FR763970A - Counting devices for rolled coins or tokens : en fr
  • GB409799A - Improvements in and relating to vehicle lamps : en
  • GB409842A - Improvements relating to automatic circuit-breakers, switches and the like, in whichthermally-sensitive release devices are used : en
  • GB409763A - Improvements in and relating to folding beds : en
  • GB409961A - Improvements in and relating to water heating apparatus : en
  • US1957640A - Device for providing carbon dioxide under pressure : en
  • USD92168S - Design for a swing plug for use with : en
  • US1957899A - Necktie packaging : en
  • USD92224S - Design for a compact or the like : en
  • GB409796A - Improvements in keys for use in railway chairs : en
  • US1958280A - Microscope : en
  • US1958330A - Race puller : en
  • DE596772C - Drive for calculating machines, accounting machines, etc. like : de en
  • FR764050A - Improvements to elastic base plates for machine support : en fr
  • GB410120A - Improvements in or relating to pipe joints for metal pipes having a protective lining : en
  • US1958335A - Slug casting machine : en
  • FR763775A - Electric lock with bolt : en fr
  • AT137556B - Device for regulating operating parameters, in particular for regulating the power output of electric power generators. : de en
  • CA341454A - Locking device : en fr
  • FR43375E - Advanced varicose stockings : en fr
  • GB410025A - Improvements in anchors : en
  • CA341556A - Roundhouse equipment : en fr
  • US1957726A - Combined shirt and trunks : en
  • US1958109A - Method of making alpha casting of different metals : en
  • US1957817A - Process and apparatus for making paper : en
  • US1957607A - Water tube boiler baffle : en
  • US1957790A - Floor sander : en
  • AU1070232A - Process for the treatment with hydrogenating gases of distillable carbonaceous materials : en
  • US1958152A - Device for automatically adjusting the size of the loop in cinematographic apparatus : en
  • AT137402B - Apparatus for matching items of clothing. : de en
  • AT137516B - Housings for drying elements, in particular for flashlights. : de en
  • AT137553B - Electric discharge tube. : de en
  • AU1430733A - Improvements in or relating tothe manufacture of coloured extruded products of rubber, bitumen ora like plastic : en
  • AT137482B - Electric cable or wire with non-metallic armouring. : de en
  • FR43399E - New Water Insoluble Azo Dyes and Method of Preparation : en fr
  • GB410499A - Improvements in or relating to electrical resonant circuit arrangements : en
  • US1958382A - Rotatable mop : en
  • US1958297A - Fluid operated switch : en
  • AT137470B - Fabrics, in particular for carpets or upholstery fabrics. : de en
  • US1958077A - Floor surfacing machine : en
  • US1958332A - Syringe : en
  • US1958396A - Liquid feed system : en
  • USD92165S - Design for a textile fabric : en
  • US1957474A - Paper manufacture : en
  • USD92188S - Design for a novelty stocking : en
  • USD92203S - Design fob a shoe : en
  • DK48710C - Bicycle mirror for placement on the head. : da en
  • DK48729C - Tongue to loose placement in the nozzles of the vacuum cleaner. : da en
  • FR763899A - Improvements to aircraft with rotating lifting members : en fr
  • FR763959A - Harmless Repeating Shooting Toy : en fr
  • US1957937A - Process of bleaching fibrous cellulose material : en
  • AT137584B - Backpack. : de en
  • US1957953A - Electrooptical system : en
  • US1958100A - Apparatus for medical purposes : en
  • AU1070132A - Improved production of ultraviolet and luminous radiations by electric discharge apparatus : en
  • CA341508A - Fertilizer manufacture : en fr
  • US1957483A - Method and apparatus for multiplying records : en
  • US1957633A - Weaving attachment for stitchforming machines : en
  • US1958286A - Pire extinguishing apparatus : en
  • US1957489A - Arc welding machine : en
  • US1958204A - Stabilization of peroxide solutions : en
  • US1957783A - Piston ring : en
  • US1957931A - Airplane take-off accelerator : en
  • US1957431A - Railway car conditioning : en
  • US1957524A - Method of making beturn bends : en
  • DK48727C - Receiving device with automatic volume control. : da en
  • US1957590A - Device for pressing sheet material : en
  • US1957971A - Ventilator : en
  • USRE19162E - Cigar lighter : en
  • DE596676C - Powder compact : de en
  • FR763881A - Method and device for the treatment of hydrocarbons : en fr
  • GB409807A - Improvements in or relating to the control of fuel injection apparatus for internal combustion engines of the liquid fuel injection compression ignition type : en
  • GB409845A - Improvements in hinges : en
  • DE596643C - Process for the production of gravel roads : de en
  • US1958038A - Shower bath spray head : en
  • GB409781A - Improvements in seats, sofas and the like : en
  • GB409755A - A process for the production of benzoic acid and benzoates : en
  • CA341536A - Moulding powder : en fr
  • DE596677C - Floor polisher with screw conveyor for the floor polish : de en
  • DE596858C - Process for the transmission of tubular mills that run at high speeds : de en
  • FR763876A - Improvements to dust vacuum cleaners : en fr
  • GB410196A - Improvements in or relating to pipe joints for metal pipes having a protective lining : en
  • US1957942A - Wire coating machine : en
  • US1958336A - Variable pitch propeller : en
  • GB410463A - Improvements in or relating to sewing machines : en
  • GB409772A - Improvements in or relating to methods of treating rubber surfaces : en
  • FR43372E - Pipe seal : en fr
  • DE596962C - Device for one or two triggering of route sounds for railway operations : de en
  • FR43352E - Method and device for methodical leaching of raw sugars : en fr
  • GB409965A - Improvements in and relating to processes and devices for lubricating free wheels, more particularly for rail vehicles : en
  • US1958275A - Lens testing instrument : en
  • US1958391A - Expansion joint : en
  • FR763790A - Carton for shipping gloves : en fr
  • FR763817A - Electric lamp with two-color light allowing visibility in fog : en fr
  • AT137552B - Circuit for amplifying electrical vibrations. : de en
  • USD92171S - Design fob a button : en
  • AT137581B - Process for making soap. : de en
  • CA341422A - Tobacco pipe : en fr
  • DE596730C - Process for the preparation of substituted aminopyridines : de en
  • FR763859A - Liquid fuel hotplate that can be used as the top of a range : en fr
  • GB409938A - Improvements in the construction of hats : en
  • GB409944A - Improvements in arc-extinguishing devices for electric switches : en
  • CA341396A - Clarifying sol preparation : en fr
  • AT137448B - Broadcast Procedure. : de en
  • AT137458B - Device for soldering the power supply wires of electric lamps and discharge vessels to the base. : de en
  • AT137512B - Power transmission system, especially for motor vehicles and. like : de en
  • AT137508B - Protective device for belts, drawstrings, etc. like : de en
  • DE596626C - Nut lock : de en
  • FR764006A - : fr
  • AU1111333A - Improvements in mechanism applicable to race totalizators : en
  • FR763939A - Improvements made to starter devices, particularly those with pneumatic or even hydraulic control : en fr
  • AT137479B - Motor starters and regulators, in particular for sewing machines. : de en
  • US1957657A - Signaling system : en
  • CA341477A - Electric power converting apparatus : en fr
  • US1957828A - Resistance unit : en
  • US1957838A - Leveling rod : en
  • US1957660A - Stenciling process : en
  • FR763900A - Expansion cap, particularly suitable for bottles : en fr
  • AT137517B - Newspaper holder. : de en
  • CA341564A - Magneto : en fr
  • GB409748A - Improvements in or relating to gripping, crushing or cutting tools : en
  • GB409835A - Improvements relating to the forming of cementitious walls : en
  • CA341554A - Window fastener : en fr
  • US1957488A - Acid inhibitor : en
  • US1957886A - Device for rapidly determining the fineness of fibers : en
  • CA341545A - Cementing machine : en fr
  • US1958007A - Heater : en
  • US1957891A - Brake mechanism for vehicles : en
  • US1958210A - Method of making aryl phosphates and product thereof : en
  • US1957751A - Internal combustion engine : en
  • US1957839A - Valve bag : en
  • US1958240A - Apparatus for controlling burners : en
  • AT137421B - Time switch. : de en
  • AT137459B - With a fiber blanket, inflatable hollow rubber bodies and processes for their manufacture. : de en
  • US1958324A - Auditorium : en
  • USD92183S - Design for a garment : en
  • US1957909A - Lubricating system for internal combustion engines : en
  • DE596732C - Touch mechanism of a die setting and line casting machine with a disengageable coupling between (blank) die release buttons and the wedge space release button : de en
  • DE596636C - Hand tool for grinding and polishing with exchangeable covering : de en
  • DE596642C - Swing excavator equipped with an articulated ladder for creating ditches with embankment walls of various inclinations : de en
  • DE596775C - Pivoting seat for agricultural machinery : de en
  • CA341397A - Hydraulic power transmitter : en fr
  • US1957665A - Advertising device : en
  • US1958090A - Rubber shoe : en
  • AT137579B - Impulse remote control. : de en
  • AT137591B - Stepless speed change gear. : de en
  • FR763878A - Improvement in external and lateral guiding devices of a film during its passage through the film corridor of projection cinematographic devices : en fr
  • CA341392A - Aseptic discharge nozzle : en fr
  • CA341498A - Wool cleaning process : en fr
  • GB410114A - Improvements in or relating to fluorescent screens : en
  • AU1195033A - Improvements in or relating to television and like systems : en
  • CA341466A - Wood block flooring : en fr
  • US1957994A - Tree coverer for silkworm culture : en
  • CA341393A - Glucoside ester production : en fr
  • DE596855C - Process for utilizing waste heat from internal combustion engines : de en
  • US1958066A - Combined lamp and phototube : en
  • USD92166S - Design for a textile tape or similar : en
  • US1957705A - Spray gun : en
  • US1958203A - Routing machine : en
  • CA341532A - Torsion balance : en fr
  • US1957972A - Multistage regulator : en
  • CA341419A - Multifocal lens : en fr
  • GB409917A - Improvements in electric time switches : en
  • AT137492B - Shower bath facility. : de en
  • AT137555B - Acetylene developer based on the drawer system with a fixed gas bell. : de en
  • AU1500133A - Improved method of and machine for forming ribbons of glass having spaced bosses thereon : en
  • US1957755A - Egg carton : en
  • CA341488A - White luminous tube manufacture : en fr
  • AT137439B - Process for the production of bodies consisting of a core and a jacket. : de en
  • FR763875A - Process for the assembly by welding of steel parts with a high manganese content and assemblies obtained by this process : en fr
  • AT137464B - Device for scraping wall and ceiling surfaces. : de en
  • AT137412B - Method and device for the production of X-rays. : de en
  • CA341534A - Draft rigging : en fr
  • AT137585B - Method for drying paper raw materials, such as cellulose, wood pulp or the like. : de en
  • AT137515B - Combined heating element for steam and electric heating. : de en
  • CA341524A - Window channel : en fr
  • US1957889A - Photographic recording apparatus : en
  • AU1262533A - Improvements in, or relating to, holders or containers for tape plasters andthe like in roll form : en
  • AT137403B - Ever-ready case for photographic apparatus. : de en
  • AT137567B - Process for the production of a cement. : de en
  • AU1408633A - Improvements in and relating to leaf springs : en
  • US1958189A - Apparatus for forming and wrapping articles : en
  • US1958241A - hausler : en
  • US1957578A - Semiautomatic transmission : en
  • US1957977A - Switch heating device : en
  • US1957743A - Production of hydrogen : en
  • US1957988A - Production of diphenyl substances : en
  • US1957504A - Rotary well drilling rig : en
  • US1958105A - Thread grinding machine : en
  • AT137438B - Process for liquefying 2-2-2-tribromoethyl alcohol. : de en
  • CA341430A - Quack grass digger : en fr
  • DE596515C - Large mirror for advertising, equipment, toilet purposes, etc. Like. With a matt, translucent edge : de en
  • DE596739C - Pantographs for electric railways : de en
  • US1957854A - Apparatus for carbonating and dispensing liquids : en
  • US1958194A - Fuse : en
  • AU1470233A - Froth flotation treatment of ores : en
  • USD92204S - Design for a shoe : en
  • FR763986A - Improvements to cases for pastilles or similar products : en fr
  • AT137566B - Treatment electrodes for short wave therapy. : de en
  • DE596604C - Interference protection for electric motors with concealed brushes : de en
  • GB409839A - Improvements in and relating to liquid-sprayers : en
  • DE596688C - Carburetor device : de en
  • FR763822A - Synthetic lacquers and their preparation process : en fr
  • GB409873A - Connecting device for straps, boots, braces and other articles : en
  • DE596634C - Additional device for grinding machines, especially surface grinding machines : de en
  • DK48732C - Refrigerator for storing whole milk. : da en
  • DK48716C - Shoe. : da en
  • GB409790A - A new or improved method of treating food for human consumption : en
  • DE596524C - Casting mold for die setting and line casting machines with inserts : de en
  • FR763916A - Instrument for gripping, cutting or crushing organs : en fr
  • DE596882C - Device for drying fibrous webs, in particular paper and cardboard webs : de en
  • FR763888A - Improvements in apparatus for reproducing sound films : en fr
  • US1958096A - Label cutting and folding machine : en
  • GB409815A - Improvements relating to hose couplings : en
  • US1957990A - Canopy door : en
  • DE596461C - Side rail for the usual railway superstructure for driving on for rubber-tired vehicles : de en
  • US1958314A - Inclinometer : en
  • US1957480A - Disconnect type fuse box : en
  • US1957802A - Spark plug tester : en
  • DE596937C - Packing box, especially for fish, with an inner lid that fits the packaged goods : de en
  • FR763789A - High-performance equipment for so-called Lyon printing of fabrics : en fr
  • GB410007A - Improvements in and relating to electrically driven rollers : en
  • US1958199A - Die-casting machine : en
  • FR763883A - Process for manufacturing solid carbon dioxide : en fr
  • GB409919A - Improvements in or relating to closure devices for collapsible tubes and other containers : en
  • DE596655C - Bayonet-like lock on press studs : de en
  • DE596744C - Quartz crystal arrangement : de en
  • DE596710C - Electric antifreeze device : de en
  • DK48721C - Process for the Preparation of C, C-Phenylethyl-N-n-propylbarbituric acid. : da en
  • DE596924C - Fire protection device with extinguishing device for playback cinematographs (projectors) : de en
  • DE586446C - Process for the preparation of guanidine salts : de en
  • FR763920A - Method and device for fixing the end of the wire on the spool and the spindle, in the winders : en fr
  • FR763963A - Media for phonographic recordings : en fr
  • US1957829A - Resistance unit : en
  • FR763847A - Improvements to the sound emitting devices of talking machines, t. s. f., amplifiers and the like : en fr
  • GB410017A - Improved method and circuit-arrangement for keeping constant an electric current : en
  • FR43385E - Crank cycles : en fr
  • US1958294A - Railway car retarder : en
  • CA341453A - Universal torch machine : en fr
  • US1957535A - Oil gas generator : en
  • US1957733A - Blasting cartridge and charge : en
  • USD92167S - Design for a female child figure or : en
  • US1957863A - Apparatus for handling photographic strip material : en
  • US1958269A - Excavating machine : en
  • US1957501A - Method and means for obtaining true : en
  • US1958094A - Hydraulic system and nozzle therefor : en
  • FR763956A - Development of egg cups : en fr
  • AT137577B - Hydraulic power transmission device. : de en
  • GB409850A - Improvements in or relating to electrically heated cooking apparatus : en
  • FR763848A - Metal frame for brushes, brooms and mops : en fr
  • FR763915A - Skill game : en fr
  • DE596816C - Process for the preparation and rounding of straight remaining abutting edges in the production of welded slotted pipes : de en
  • US1958400A - Vaporizing generator : en
  • US1958086A - Power take-off for motor vehicles : en
  • DE596432C - Removal of the razor blades from the conveyor belt of blade grinding and polishing machines : de en
  • DE596798C - Device for connecting hose lines to well pipes : de en
  • GB409823A - Electro-responsive systems, for use particularly for protective purposes : en
  • GB409789A - An improved electric spot-welder : en
  • FR763892A - Improvements made to systems for the detection of physical or chemical phenomena such as the release of mists, vapors, fumes, gases : en fr
  • US1958254A - Apparatus for separating a single cylindrical article from a quantity of such articles : en
  • CA341402A - Jointed doll or puppet : en fr
  • US1957784A - Self-locking valve tappet : en
  • GB409948A - An improved indexing or filing device : en
  • DE596719C - Circuit arrangement for private branch exchanges, in which exchange and consultation calls are made over the same connection line : de en
  • US1957651A - End fold mechanism : en
  • US1958029A - Door fastener : en
  • FR763960A - New process for the treatment of musts or fruit juices : en fr
  • US1957871A - Speed governor mechanism : en
  • US1958163A - Hair treating box : en
  • US1957655A - Internal combustion engine : en
  • US1957712A - Combination auto driven car and truck : en
  • US1958296A - Tent frame : en
  • US1958327A - Water-insoluble colored products fast to light, to water, and to weather : en
  • US1957695A - Arch support : en
  • GB410019A - Improvements relating to electric discharge tubes : en
  • US1958173A - Filled can weighing and sorting apparatus : en
  • AT137436B - Device for tying off veins, lymph vessels, tissues and the like like : de en
  • AT137529B - Process for the production and presentation of synchronous cinematographic image and sound recordings. : de en
  • US1957521A - Lash arresting and vibration dampening means : en
  • US1957877A - Permutation switch : en
  • AT137575B - Card game. : de en
  • GB410062A - Improvements in the manufacture of evaporators for cooling air in refrigerating chambers or cabinets : en
  • US1957844A - Outlet box : en
  • US1958082A - Diaper : en
  • US1957526A - Air compressor : en
  • USD92217S - Design fob a garter clasp loop : en
  • US1958119A - Outboard motor : en
  • US1958289A - Fire extinguishing installation : en
  • AT137569B - Hair dryer hood. : de en
  • CA341467A - Welding flash removing apparatus : en fr
  • US1958386A - Electric phonograph reproducer : en
  • US1957851A - Lock : en
  • GB409949A - Adjustable guiding device for movable scaffolds : en
  • CA341520A - Picture reproducing system : en fr
  • CA341542A - Shoe stiffener : en fr
  • DE596757C - Process for the production of acid-tinting wool dyes of the anthraquinone series : de en
  • FR763850A - Spinning cakes spinning process by rapidly rotating the cake around its own axis : en fr
  • GB409768A - Improvements in and connected with speed indicators and revolution-speed indicators : en
  • FR763962A - Further training in internal combustion and explosion engines : en fr
  • DE596628C - Shut-off device : de en
  • US1957530A - Method of manufacturing connecters : en
  • US1957804A - Container cover : en
  • US1957845A - Sprayer : en
  • US1958132A - Cutting device : en
  • US1957792A - Outside pipe cleaning machine : en
  • US1958215A - Method of forming the banjo and frame of a rear axle housing : en
  • AT137545B - Automatic depositing device for slicing machines with rotating circular knife. : de en
  • AT137404B - Method and device for slurrying kaolin or the like. : de en
  • CA341418A - Sanding device for vehicles : en fr
  • AT137469B - Bag, especially shopping bag. : de en
  • AT137564B - Cross rolling mill for the production of thin-walled tubes from thick-walled tube blanks. : de en
  • USRE19157E - Apparatus for speed control : en
  • CA341487A - Spool and core : en fr
  • US1957548A - Expansion valve : en
  • AT137413B - Inner formwork (cast core) for the production of hollow bodies made of concrete, plaster and similar materials. : de en
  • US1957656A - Bread rack : en
  • US1957550A - Transmission for motor cars and control means therefor : en
  • CA341452A - Welding apparatus : en fr
  • US1957631A - Carburetor : en
  • AT137587B - Sign triangle. : de en
  • US1957795A - Sucker rod locking device : en
  • DE596332C - Device for pouring matrices set in a manual setting boat in a die setting and line casting machine : de en
  • AT137468B - Wall plugs. : de en
  • CA341506A - Sliding door guide : en fr
  • US1958368A - Extension leaf desk : en
  • US1957683A - Mechanism for soldering metal containers : en
  • US1958186A - Storage battery : en
  • US1957449A - Purification of hydrocarbon oils : en
  • US1957842A - Die for assembling cloth-covered articles : en
  • US1957569A - Apparatus for lapping or grinding : en
  • US1958147A - Flash removing tool : en
  • CA341456A - Foil and thread manufacture : en fr
  • DE596865C - Method for determining whether the grinding wheel has attacked the workpiece : de en
  • FR43398E - Oscillating paddle mixer : en fr
  • US1957517A - Electric switch mechanism : en
  • US1957591A - Implement to clean textiles : en
  • DE596785C - Motor vehicle sunroof : de en
  • GB410004A - Driving device : en
  • DE596630C - Epicyclic gearbox : de en
  • US1957647A - Boat steering mechanism : en
  • CA341431A - Window : en fr
  • AT137527B - Method and device for the production of panels from fibrous masses. : de en
  • AT137484B - Socket. : de en
  • US1957467A - Spacer nail : en
  • US1957737A - Switch : en
  • US1958148A - Device for counterbalancing or diminishing the vibrations occurring in the stationary parts of engine plants and the like : en
  • AT137520B - House-shaped packaging box. : de en
  • US1957719A - Lifting device : en
  • US1957758A - Lawn mower : en
  • GB410052A - Improvements in or relating to vacuum pans : en
  • GB410016A - Purifying zinc metal : en
  • DE596918C - Device for adjusting the ignition time : de en
  • FR763757A - Parasol can be applied to windows to act as a blind : en fr
  • US1958145A - Fan : en
  • US1957445A - Cutting apparatus : en
  • US1958178A - Method of making channel forgings : en
  • US1958387A - Tuft fabric forming loom and method of forming tuft : en
  • USD92196S - Design fob a spectacle front : en
  • AU1070632A - Improvements in means for testing the power developed by automobiles, locomotives and other self-propelled vehicles : en
  • DE596635C - Grinding wheel, in particular for cutting stones : de en
  • FR43378E - Method and devices for light projection in relief of photographic and cinematographic images : en fr
  • US1957437A - Manufacture of modified oil products from fatty oils : en
  • US1957438A - Mercury switch : en
  • US1958095A - Variable speed transmission : en
  • FR763814A - Cannula for the introduction of therapeutic agents into the human or animal body : en fr
  • FR763926A - : fr
  • US1957811A - Circular oven : en
  • US1958344A - Securing means for holding electric light bulbs in sockets : en
  • US1957731A - Lubricating fitting : en
  • CA341484A - X-ray exposure timer : en fr
  • US1958112A - Electrical filling stop motion for axminster looms : en
  • DE596679C - Process for the preparation of derivatives from polymers of acrylic acid, their derivatives or their homologues : de en
  • GB410094A - A device for spraying paint or colouring matter : en
  • US1957563A - Heel plate : en
  • US1957716A - Album fob photographic pictures : en
  • US1958164A - Air conditioning apparatus : en
  • US1957428A - Reverse lock for driving shafts : en
  • US1957913A - Process for making paper : en
  • FR43356E - Improvements to TV analyzer devices : en fr
  • GB409870A - Improvements relating to sparking plugs : en
  • CA341414A - Paper container : en fr
  • CA341501A - Railway signalling system : en fr
  • CA341518A - Paper manufacture : en fr
  • CA341382A - Magneto-electric machine : en fr
  • CA341529A - Olefine gas polymerization : en fr
  • US1957654A - Wheel : en
  • CA341444A - Road scraping iron : en fr
  • USD92161S - Design for a combination signal : en
  • GB409761A - An improved rabbit trap : en
  • GB410013A - Improvements in or relating to games of skill : en
  • FR763871A - Photoelectric device for smoke detection : en fr
  • FR763908A - Process and devices for producing cold using the exhaust gases of internal combustion engines or similar machines : en fr
  • FR763922A - Receiver with automatic volume control : en fr
  • FR43360E - Process and devices for manufacturing vitreous products by stretching or rolling : en fr
  • US1957582A - Attachment plug receptacle : en
  • US1957472A - Rock drill : en
  • US1958161A - Control circuits : en
  • US1958211A - Method and apparatus for treating continuous films : en
  • DE596742C - Circuit arrangement for four-wire connections with echo suppressors : de en
  • DK48734C - Furnace for the production of gas and coke with steam supply to the gasification chambers. : da en
  • US1958283A - Fire extinguishing apparatus : en
  • DK48711C - Adjustment device for the plow and the wheel on the plows. : da en
  • DK48717C - Procedure for the Preparation of Aminomethylheptene Derivatives. : da en
  • CA341434A - Interlocking valve : en fr
  • US1957944A - Landing net : en
  • GB410139A - Improved method and means for operating and controlling internal combustion engines : en
  • US1957616A - Heating system : en
  • US1957794A - Treatment of hydrocarbon oils : en
  • AU1303633A - Noise suppressor : en
  • GB409888A - Improvements in hydraulic shock absorbers for automobiles : en
  • AT137554B - Electric discharge tube. : de en
  • DE596699C - Electric bell ringing device : de en
  • US1958158A - Fabricating and welding wide sheets of metal : en
  • US1958245A - Control system : en
  • CA341441A - Rubber shoe sole : en fr
  • GB410042A - A device for polishing shoe heels : en
  • FR763971A - Improvements in the construction and operation of filtration devices : en fr
  • GB409771A - Process of and apparatus for eliminating arsenic from concentrated sulphuric acid : en
  • FR763933A - Pumping device, particularly applicable to viscous liquids, such as fuel oil, consistent greases and the like : en fr
  • GB410127A - Improvements in or relating to machines for making steel shavings from wire : en
  • DE596482C - Two-part piston for internal combustion engines : de en
  • DE596638C - Process for the production of light wood-like panels from plant fiber material : de en
  • DE596842C - Flat weft knitting machine with undivided needle bar for the production of a stocking in one operation : de en
  • FR763897A - Balanced lifting system : en fr
  • GB409809A - Improvements in or relating to spring mattresses : en
  • GB410156A - Improvements in or relating to fire extinguishers : en
  • DE596450C - Chain walking grate with grate bars that overlap like roof tiles : de en
  • DE596520C - Brassiere : de en
  • DE596930C - Leak bolt : de en
  • GB410057A - Automatic flooding cocks for ash discharging plants : en
  • GB409853A - Improvements in or relating to rotors for blowers of the roots type : en
  • FR43361E - Device for studying and solving the game and bridge problems and for recording the solutions to said problems : en fr
  • FR763772A - Device for checking the teeth of interlocking bars in switching devices of railway protection installations : en fr
  • FR763858A - Board game : en fr
  • FR763948A - Cartridge used to extinguish chimney fires : en fr
  • DK48713C - Airplane wings, especially for arrow-shaped, tailless airplanes with aa wingtips placed vertical fins. : da en
  • FR763805A - Eyeglass joint enhancements : en fr
  • FR763955A - Safety hat or headgear : en fr
  • GB410038A - Improvements in mowing machines : en
  • GB409811A - Improvements relating to fittings for use in making connection between an electric cable and an electrical appliance : en
  • GB409797A - Improvements in and relating to settee and chair beds : en
  • US1958190A - Toilet paper pack : en
  • FR763985A - Improvements to shoe trees : en fr
  • US1958031A - Radio receiving system : en
  • US1958227A - Pianoforte keyboard : en
  • GB410012A - Improvements in or relating to sound transmitters : en
  • GB409753A - Improvements relating to concrete and like piles : en
  • GB409851A - Improvements in and relating to protective coverings on electron discharge tubes : en
  • GB410045A - Improvements relating to the packaging of thread on bobbins : en
  • GB409865A - Improvements relating to pertused or indented metal sheets and their manufacture and use : en
  • FR763997A - Engine locomotive or diesel engines : en fr
  • US1957540A - Apparatus for reading sound on cinematograph sound films : en
  • USD92205S - Design fob a picture mat : en
  • US1958018A - Window operated screen for automobiles : en
  • DE596663C - Cooler with cast iron housing, which contains a tubular passage space and encloses a passage space surrounding the pipes : de en
  • GB409874A - Improvements relating to dress-shields : en
  • AT137525B - Process for the production of opanks. : de en
  • FR763921A - : fr
  • GB409854A - Improvements in methods of and apparatus for adding reagents to liquids : en
  • CA341449A - Wood protecting device : en fr
  • GB409928A - Improved means for attaching top pieces to heels : en
  • DE596891C - Absorption machine : de en
  • GB409952A - Improvements in or relating to work-advancing means for pilgering mills : en
  • GB409901A - Improvements in or relating to the refining of hydrocarbon oil distillates : en
  • GB409904A - Improvements in or relating to alternating current interruptors : en
  • GB409940A - Improvements in machines for grinding artificial dentures : en
  • GB410163A - Improvements in motor driven vehicles : en
  • DE596839C - Process for operating water gas generators with alternating gas directions : de en
  • FR43371E - lightweight construction elements and their manufacturing process : en fr
  • FR763846A - Clutch-shifting unit : en fr
  • US1957586A - Lock : en
  • US1957661A - Meter : en
  • FR763853A - Improvements to remote control devices, particularly contactors or electrical switches : en fr
  • GB409969A - Process of and apparatus for the pyrolytic conversion and coking of mixtures of finely divided solid carbonaceous material and hydrocarbon oil : en
  • DE596928C - Steering device for vehicles, especially for electric carts, for changing direction of travel : de en
  • USD92191S - Design fob a table top : en
  • GB409824A - Improvements in carrying out catalytic reactions : en
  • DE596610C - Reusable tap, especially for coal dust pipelines : de en
  • FR43365E - Lightweight wheel with steel tread, particularly intended for railcars : en fr
  • DE596255C - Process for the preparation of ketones from citral : de en
  • DE596899C - Iron molding box : de en
  • GB409806A - Improvements in and relating to washer boxes for coal : en
  • GB410009A - Improvements in an apparatus for the introduction of medicaments into the human or animal body by means of iontophoresis : en
  • GB409831A - An improved method for application of closures to cans, jars or like containers : en
  • GB409779A - Improvements in or relating to printing devices for use in addressing or like machines : en
  • GB410176A - Improvements relating to excavators : en
  • GB410082A - Improvements in or relating to welding : en
  • DE596620C - Microscope for optical length measurement : de en
  • GB409777A - Improvements in and relating to photographic cameras : en
  • GB409805A - Improved method and means for testing wires, wire ropes and rods by cyclic bending : en
  • GB410065A - Improvements in and relating to electric motors : en
  • US1957717A - Fluid fuel burner : en
  • US1958249A - Refrigerating system : en
  • USD92180S - Design fob a stocking : en
  • AT137489B - Lead alloy sheath for electrical cables. : de en
  • GB409956A - Improvements in and relating to the assembly of electric wires or conductors : en
  • GB410479A - Process for impermeabilising porous or pervious masonry, concrete and other stony materials : en
  • US1957468A - Distillation of coke oven tar : en
  • FR43366E - System for mounting the propeller blades in their hub to adjust their incidence on the ground : en fr
  • US1958008A - Collapsible oar and oarlock : en
  • USD92187S - Design fok a badge or similar article : en
  • USD92190S - Design for a table top : en
  • CA341555A - Multi-pocket ice cream cone : en fr
  • US1957706A - Envelope fastener : en
  • US1958028A - Signal device : en
  • DE596540C - Retractable bar, holding the coffin, guided in a coffin raising and lowering device : de en
  • GB409897A - Improvements in cam mechanism for converting reciprocating into circular motion : en
  • DE596919C - Engine with auxiliary spring : de en
  • GB409910A - Process for refining crude copper : en
  • US1957478A - Method of applying labels : en
  • US1957883A - Vacuum juicer : en
  • US1957884A - Spindle for a reeling device : en
  • US1957583A - Combustion apparatus : en
  • US1958146A - Method of removing welding flash : en
  • DE596875C - Closed fuse for high breaking capacity : de en
  • DE596484C - Linking machine : de en
  • AT137563B - Single chamber compressed air brake. : de en
  • USD92163S - Design for a combination manicure : en
  • US1957636A - Brake : en
  • US1958059A - Metal trimming mechanism : en
  • CA341439A - Speed gear : en fr
  • USD92164S - Design for a casing i or liquid : en
  • AU1110633A - An instrument for enciphering and deciphering : en
  • CA341437A - Door lock gauge : en fr
  • US1957606A - Processing apparatus : en
  • US1957673A - Teat dilator : en
  • US1957992A - Tourniquet : en
  • DE596702C - Dosing machine and automatic filling and packaging device : de en
  • IE13146L - Ties and scarves : en
  • GB410104A - Improvements in the method of coating iron or steel articles with aluminium : en
  • DK48730C - Procedure and Device for Aerating Liquids. : da en
  • GB410144A - Improvements in or relating to the production of vegetable fibres : en
  • DE596466C - Circuit arrangement for motors that are fed by a rectifier : de en
  • US1957676A - Baling wire : en
  • US1958343A - Brooder : en
  • FR43396E - Improvements made to wheels with removable rims : en fr
  • US1957476A - Swiveled drill bit for cable tool drilling : en
  • US1958072A - Method of making molds : en
  • US1958239A - Positive column discharge device : en
  • USD92211S - Design for a textile fabric or : en
  • DK48714C - Centering device for machines for making Crown-Cork Capsules and similar Shutters. : da en
  • FR763945A - Improvements to cabinets for refrigerating appliances or to heat-insulated cabinets and to the processes for coating said cabinets : en fr
  • DE589045C - Measuring device : de en
  • DE596674C - Centrifugal casting mold for the manufacture of tubular bodies : de en
  • US1957696A - Vault : en
  • US1957868A - Cellulose acetate composition : en
  • US1958048A - Numbering head : en
  • GB409803A - Improvements in and relating to pillow, bolster and like cases : en
  • US1957495A - Method of straightening fenders and other sheet metal : en
  • US1957499A - Metallic propeller and method of making : en
  • US1957538A - Electrical network : en
  • US1958160A - Collar clasp : en
  • USD92176S - Design fob an ice pick : en
  • USD92197S - Design for a spectacle front : en
  • DE594951C - Cutting device with an upper and a lower knife on upholstery spring coiling machines : de en
  • GB409859A - Improvements relating to emulsifiers, particularly for making artificial cream, and method of use thereof : en
  • GB410093A - An improvement in box or case fasteners or the like : en
  • FR763829A - Spinner with movable bottom basket, operating in continuous rotation : en fr
  • GB409933A - Method and apparatus for the production of flexible tubes : en
  • IE13284L - Relief valve : en
  • AT137598B - Air pump. : de en
  • GB409864A - Improvements relating to gas turbines : en
  • DE596700C - Device for opening flat-pressed cross-bottom bags : de en
  • IE13272L - Packing machine : en
  • FR763942A - Improvements in the manufacture of olefins and other products : en fr
  • GB409924A - Improvements in and relating to tennis and other racquets : en
  • DE540755C - Production of highly concentrated nitric acid : de en
  • US1958127A - Valve actuator : en
  • US1957843A - Heating system : en
  • GB410126A - Manufacture of salts of organic esters of cellulose : en
  • FR763802A - Current transformers with reinforced windings against short circuits : en fr
  • FR763788A - Bridge game calculator : en fr
  • DE596905C - Safety device for elevators, especially for ship lifts : de en
  • DE596118C - Multiple tube circuit with resistance capacitance coupling : de en
  • FR763890A - Further training in the control of internal combustion or explosion engine starters : en fr
  • GB409759A - Improvements in and relating to polyphase rectifiers : en
  • GB410050A - Device for attaching microscopes to machine tools : en
  • US1957938A - Bleaching process : en
  • US1957430A - Comb attachment for electric hair clippers : en
  • US1957561A - Engine : en
  • GB409954A - Improvements in caps for pit props and like supports : en
  • GB409775A - The manufacture of new azo dyestuffs : en
  • GB410070A - Improvements in the treatment of bristles for tooth brushes and other brushes : en
  • GB410124A - Improvements in and relating to electric cable installations : en
  • US1958195A - Scraper : en
  • DE596818C - Process for the extraction of pure constituents or groups of constituents from mixtures of liquids : de en
  • US1958265A - Combustion chamber : en
  • US1957959A - Binder : en
  • US1957672A - Telephone system : en
  • USD92162S - Design foe a food rack : en
  • DE1299597U - : de en
  • FR763865A - Solid fuel heater : en fr
  • GB409754A - Improvements in and relating to the demolition of piles and structures under water : en
  • GB410053A - Improvements in or relating to brakes for movable parts : en
  • FR43381E - Method and apparatus particularly intended for the manufacture of reinforced concrete parts : en fr
  • GB409932A - Improvements in or relating to cabinets for wireless receiving apparatus : en
  • FR763934A - Couple dispatcher : en fr
  • US1958071A - Electrically driven vibrator : en
  • US1958290A - Picket fence : en
  • US1957452A - Hydraulic shock absorber : en
  • FR763807A - Artificial bristles with reduced gloss and transparency : en fr
  • AU1439433A - Method of making briquettes : en
  • AT137423B - Film transport device. : de en
  • GB409784A - Improvements in and relating to electrical measuring instruments : en
  • US1957701A - Igniting system for smudge pots : en
  • US1957956A - Portable shower : en
  • US1958002A - Faucet : en
  • CA341447A - Metaldehyde poisoning preventing means : en fr
  • GB409752A - Improvements in mills for grinding paints, enamels, inks and other viscous substances : en
  • GB410099A - Improvements in machines for corrugating cardboard, millboard, paper and the like : en
  • US1957650A - Compact and the like : en
  • USD92173S - Design for a glass bottle : en
  • CA341493A - Crinkled elastic material : en fr
  • CA341517A - Tool for cutting tongues in metal sheets : en fr
  • FR763977A - Typewriter carriage advancement device : en fr
  • AT137506B - Suction system for conveying liquids, in particular milk and liquid milk products. : de en
  • US1957678A - Umbrella locking device : en
  • US1957831A - Toilet bowl : en
  • US1957461A - Acetyl-choline salts, dimethylamino-ethyl acetate, and process for their production : en
  • US1957485A - Cylinder grinding tool adjusting mechanism : en
  • GB409841A - Improvements in or relating to light metal pistons : en
  • AT137561B - Process for welding fluoro iron, gray cast iron, cast steel, silicon cast and structural steels. : de en
  • US1957579A - Process for treating sand : en
  • AT137518B - Truss packaging for eggs or fruits. : de en
  • DE596769C - Process for the preparation of polymerization products : de en
  • AT137524B - Device for room ventilation. : de en
  • AT137543B - Dry gas meter with four measuring spaces formed by the arrangement of two membranes in two separate capsules and control by means of slides that are located next to one another and move parallel to one another. : de en
  • US1957960A - hosack : en
  • US1958376A - Treatment of material containing cellulose : en
  • CA341480A - Electric blasting cap : en fr
  • GB409881A - Improvements relating to grids for gas purifiers : en
  • US1957689A - Sole fitting machine : en
  • USD92222S - Design for a typewriting machine : en
  • AT137434B - Sending method. : de en
  • GB409776A - Improvements in or relating to remote control and/or supervisory systems : en
  • GB409832A - Improvements in or relating to methods of and means for effecting centrifugal separation : en
  • GB409849A - Improvements in apparatus for the treatment of flue gases, waste gases from industrial processes, and the like : en
  • US1958015A - Well pump : en
  • US1957634A - Means for ventilating stock cars : en
  • US1957885A - Method of and system for recording and reproducing : en
  • US1958140A - Method of seasoning pyroxylin plastic, particularly sheets : en
  • AT137444B - Toilet box. : de en
  • DE596621C - Speedometer with flying pendulum : de en
  • DE596981C - Injection syringe : de en
  • AT137548B - Device for monitoring switch positions. : de en
  • DE596961C - Paper cup arrangement on typewriters : de en
  • GB410020A - Apparatus for saturating liquids with carbon dioxide : en
  • FR43351E - Improvements to acetylene reactions : en fr
  • FR763758A - Propulsion system for aerial vehicles : en fr
  • DE596911C - Process for the production of synthetic compositions made from vinyl chlorides : de en
  • FR43379E - Process for the manufacture of alkali salts from chlorides : en fr
  • DE596671C - Braun's tube for recording periodic or short-term events in which the cathode ray writes a circle as a zero line : de en
  • GB410115A - Improvements in or relating to the treatment of motor fuel : en
  • FR763913A - Improvements to motion transmission components for bicycles : en fr
  • FR763980A - Gasifying device for naphtha intended for supplying normal automobile and truck engines : en fr
  • GB410027A - Improvements in or relating to mountings for belt and rope pulleys and the like : en
  • FR763994A - Wide ribbon projector for bright projection of news or other information : en fr
  • US1957613A - Carton making machine : en
  • US1958020A - Apparatus for disintegrating and dispersing : en
  • CA341470A - Journal box : en fr
  • US1958107A - Footwear appliance : en
  • US1958263A - Gas tight seal and method for making same : en
  • AU1155533A - Improvements in or relating tothe stabilisation of chlorinated hydrocarbons : en
  • US1957447A - Printing machine : en
  • US1957797A - Reflector : en
  • US1958250A - Speed responsive means : en
  • US1958366A - Electric fuse : en
  • DE596885C - Device on wire braiding machines : de en
  • GB409765A - Improvements in the manufacture of thin metal tubes and like members : en
  • AT137471B - Dust catchers for vacuum cleaning devices. : de en
  • CA341525A - Cosmetic container : en fr
  • DE596910C - Process for producing machine hoses made of rubber with a pattern on the outside : de en
  • DE596929C - Flat-bed wooden rim with a removable segment attached by push-in tabs : de en
  • US1957628A - Finger print card holder : en
  • US1957671A - sadgebury : en
  • CA341420A - Collapsible tube closure : en fr
  • CA341446A - Atomizer : en fr
  • US1957756A - Mower : en
  • US1958117A - Ski binding : en
  • US1958166A - Electrical signal receiver : en
  • US1957861A - Cellulose acetate composition containing a mix ture of isomeric cresyl toluene sulphonates : en
  • US1957646A - Art of producing colored pictures : en
  • US1958021A - Fixture : en
  • US1958234A - Double deck coach : en
  • US1958005A - Receptacle and method of producing the same : en
  • CA341462A - Electric thermal switch : en fr
  • DE596758C - Mixture for a cold sealing compound : de en
  • DE596675C - Hair curling device with hair wraps heated by hot air : de en
  • DE596696C - Cover plate attachment to safety razors : de en
  • FR763842A - New reinforced concrete surface : en fr
  • CA341539A - Shoe machine : en fr
  • DE596728C - Process for the preparation of 2-oxy-5-aminopyridine or its core substitution products : de en
  • DE596457C - Device for generating gases for use in expansion heat engines : de en
  • GB409856A - Improvements in or relating to wood block flooring : en
  • GB409967A - Improvements in or relating to sound pick-up arrangements suitable for use in broadcast and like studios : en
  • US1957618A - Demountable hump reel : en
  • US1958288A - Fire protective installation : en
  • US1958317A - Bobbin winding machine : en
  • US1957818A - Process of rectification : en
  • US1958033A - Transparent ribbon : en
  • US1958027A - Emission valve modulation system : en
  • US1957793A - Shock absorber : en
  • FR763863A - Method and device for obtaining localized galvanic deposits : en fr
  • US1957643A - Pivotal coupler connection : en
  • US1958064A - Advertising sign : en
  • GR4708B - PORTABLE MEN'S CLOTHING HANGER. : el en
  • AT137477B - Internal combustion engine. : de en
  • AT137600B - Sealing bearing. : de en
  • GB410041A - Improvements in water tube steam boilers : en
  • CA341541A - Shoe sole positioning mechanism : en fr
  • US1957503A - Power transmitting device : en
  • US1957605A - Pipe coupijng : en
  • US1957669A - Fuel pump : en
  • CA341516A - Indicator : en fr
  • US1957928A - Manfolding : en
  • US1957941A - Density controlling apparatus : en
  • US1958123A - Centrifugal machine : en
  • CA341455A - Aluminium and alloys : en fr
  • CA341513A - Automobile trunk : en fr
  • DE596670C - Handling head for electrical fuse links : de en
  • DE596967C - Liquid switches, especially expansion switches : de en
  • US1957964A - Method and apparatus for treating fruit and the like : en
  • US1957989A - Gearing : en
  • US1958151A - Power press and the like : en
  • US1957492A - Preparations for treating textile materials : en
  • US1958236A - Brake mechanism for motor vehicles : en
  • US1957761A - Ball joint for conduits : en
  • DE596594C - Process for the preparation of cholesterol esters : de en
  • US1957617A - Calculating machine : en
  • US1957697A - Door motor : en
  • USD92159S - Design for a button : en
  • USD92219S - Design for a drinking glass : en
  • US1957833A - Railway car truck : en
  • US1957873A - Wood preservative : en
  • US1958323A - Manufacture of aluminium in high power tanks : en
  • FR763765A - Rotary gas pump : en fr
  • FR763777A - Improvement in the production of light for therapeutic, photographic, penetrating, etc. purposes. : en fr
  • US1958308A - Device for resharpening razor blades : en
  • CA341535A - Piano action : en fr
  • DE596747C - Contactor control for two-stage starting of electric motors : de en
  • CA341553A - Door : en fr
  • DE596803C - Process for the simultaneous production of concentrated calcium chlorate solutions and lower hydrates of calcium chloride : de en
  • FR763936A - Silent automatic volume control circuits, for radio receivers : en fr
  • DE596532C - Control transformer in economy circuit : de en
  • US1957513A - Means and method of defoaming : en
  • GB409935A - Improvements in devices for the withdrawal of liquid extracts : en
  • US1958322A - Conveyer or screening apparatus : en
  • USD92210S - Design fob a mixer : en
  • US1957722A - Wire stripping tool : en
  • AT137505B - Beet harvester. : de en
  • DE596673C - Process for the production of a mass which sets and hardens by the action of water or steam : de en
  • DE596880C - Lifting device for motor attachments : de en
  • US1957522A - Ice cream freezer for electric iceboxes : en
  • US1957951A - Oxygen regulator : en
  • US1958232A - Preservation of citrus fruit juices and preserved product : en
  • AT137539B - Electric pull-through furnace for the continuous annealing of metal strips, wires, sheets or small parts. : de en
  • DE596807C - Device for switching off electrical energy : de en
  • US1957875A - Bag filling machine : en
  • US1958179A - Handling mechanism for washers : en
  • US1957441A - Method of securing hood caps on vessels : en
  • US1957481A - Electrical insulator : en
  • US1958256A - Package and method of making the same : en
  • US1958392A - Refrigerating apparatus : en
  • US1957777A - Wrapper for cigarette packages and the like : en
  • GB410108A - Improvements in cord-circuit repeaters for use in telephone systems : en
  • FR763838A - Improvements to electric welding machines : en fr
  • GB409915A - Improved method of obtaining sensibly constant retroactive feedback in a thermionic detector : en
  • US1957496A - friden : en
  • US1958360A - Interlocking system for railroads : en
  • CA341509A - Shoe manufacture : en fr
  • DE596519C - Knitted camisole : de en
  • US1957456A - Method of and apparatus for treating metal castings : en
  • US1957601A - Paint brush ferrule : en
  • US1957615A - Water heater : en
  • US1957860A - Spinning bobbin : en
  • US1958403A - Heat transfer structure : en
  • AU1318133A - Improvements in or relating to gasfilled electric discharge tubes for illumination purposes : en
  • US1957983A - High voltage terminal construction and method of assembly : en
  • DE596837C - Isolating agent for the protection of surfaces of various kinds : de en
  • US1957593A - Manufacture of phthaloylphenanthridones : en
  • US1958034A - Processing calcium chloride solution : en
  • AT137442B - Electrode for electrolytic capacitors. : de en
  • CA341548A - Vehicle lift : en fr
  • US1957982A - High voltage terminal construction : en
  • USD92223S - Design for a glove : en
  • AT137582B - Bicycle support with lock. : de en
  • AT137588B - Gas turbine unit with multi-stage combustion. : de en
  • CA341386A - Egg beater : en fr
  • FR763784A - Improvements in the manufacture of aldehyde condensation products : en fr
  • US1957834A - Railway car truck : en
  • US1958129A - Loom for weaving tufted fabric with pattern on the back : en
  • AT137427B - Process for the production of substances enriched in vitamins. : de en
  • AT137578B - Method and device for connecting individual objects such as staples and the like. like : de en
  • US1957429A - Insecticide and insectifuge : en
  • US1957443A - Process for preparing certain acylcholine esters and their salts : en
  • US1958377A - Brake testing apparatus : en
  • US1957641A - Mop : en
  • US1957698A - Conveyer : en
  • US1957707A - Apparatus for the continuous manufacture of ice cream and other frozen food products : en
  • US1958206A - Refrigerating apparatus : en
  • US1957551A - Electric motor : en
  • US1958316A - Coupler : en
  • US1957433A - Method of making a photographic printing plate : en
  • US1957907A - Horse collar : en
  • US1958266A - Curb service tray : en
  • US1957494A - Treatment of materials : en
  • US1957715A - Lubricating cup : en
  • US1958081A - Warp switch : en
  • US1957614A - Direct chain drive : en
  • US1957630A - Means for supporting vertical guides and other members : en
  • US1958193A - Apparatus for treating fabrics : en
  • US1957927A - Piston ring : en
  • US1958061A - Folding seat accessory : en
  • GB409957A - Improved method of, and means for, producing coloured pictorial or ornamental effects on glass or like transparent materials : en
  • GB410005A - Manufacture of a purified cellulose : en
  • GB409964A - Built-up demountable motorcycle : en
  • GB410026A - Pocket mirror : en
  • DE596915C - Vending machine : de en
  • GB409836A - Improvements relating to turning lathes : en
  • GB410174A - Improvements in or relating to tobacco cutting machines : en
  • FR763852A - Improvements made to flexible transmissions, in particular those used for the remote control of valves, taps, etc. : en fr
  • GB409941A - Improvements relating to counter stiffeners for shoes : en
  • AT137496B - Device for the production of foam by mechanical means. : de en
  • GB409998A - Improvements relating to the supply of solid pulverulent fuel to internal combustion engines : en
  • GB409999A - Method of manufacturing charcoal briquettes : en
  • FR763825A - Elastic bench : en fr
  • DE596737C - Lever system for operating electrically set points, signals, etc. : de en
  • FR43362E - Improvements to sound-producing devices : en fr
  • FR763779A - Open rotor for centrifugal pumps : en fr
  • FR763803A - Distribution arrangement for three-cylinder machines : en fr
  • GB409869A - An improvements in or relating to machines for scouring or otherwise treating fabrics with liquids : en
  • GB410130A - Improvements in magazines or hoppers for relatively flat articles : en
  • GB409982A - Improvements in forced fits for connecting metallic elements : en
  • US1957566A - Suction cleaner : en
  • US1957876A - Process for the treatment of sugar juices : en
  • CA341459A - Cigarette rod cut-off : en fr
  • GB410137A - Improvements in hose cocks for use with apparatus for dispensing measured quantities of liquid : en
  • GB410113A - Improvements in and relating to ridge ventilators : en
  • FR763796A - Radio reception arrangement : en fr
  • GB409995A - Machines for use in making boxes : en
  • GB410141A - Improvements in or relating to apparatus for washing and screening materials such as gravel and sand : en
  • US1957830A - Stretching machine : en
  • GB409914A - An improved container for roll films : en
  • USD92221S - Design for a housing for coin : en
  • GB409891A - Improvements in and relating to roads, sidewalks, floors and other surfacings : en
  • GB410193A - Improvements in or relating to telescopic columns, masts and the like : en
  • DE573599C - Process for the dehalogenation of halogenated utility or waste water : de en
  • DE596509C - Process for the production of pentaerythritol : de en
  • US1957738A - Lister : en
  • US1957771A - Snowplow : en
  • DE596873C - Brush rate for voters : de en
  • FR763793A - Improvements in relays : en fr
  • DE596849C - Wire glass substitute made of tissue with a coating of cellulose esters or ethers : de en
  • AT137478B - Wire rope. : de en
  • USD92157S - Design for an advertising drinking : en
  • GB410135A - Automatic multiple spindle screw machines : en
  • DE596210C - Metal cover and decorative rail for curtains, drapes or the like. : de en
  • DE596525C - Device for delivering the cast lines to a die setting and line casting machine with a slide channel : de en
  • DE596687C - Carburetors for internal combustion engines : de en
  • DE596804C - Switching of flue gas heated intermediate superheaters in steam generation systems with several steam generators : de en
  • GB410158A - Improvements in clutch control mechanism : en
  • GB410116A - Improvements in the manufacture of hosepipes and the like : en
  • GB409931A - Clasp or clip for hair waving : en
  • FI15848A - Höj- och sänkbar Rost för eldstäder : en fi
  • AT137570B - Device for stapling loose sheets of paper. : de en
  • FR763930A - Combined detection and automatic volume control circuits : en fr
  • DE596912C - Allocation device for track scales : de en
  • FR763866A - Separator for electric accumulators and the like : en fr
  • US1957911A - Cable release for photographic shutters : en
  • US1958106A - Shaper and power transmitting mechanism therefor : en
  • GB409979A - Improvements in or relating to photophonographic apparatus : en
  • DE596617C - Safety device for roof scaffolding suspended from ropes : de en
  • DK48723C - Method of Manufacturing Fertilizer. : da en
  • AU1512433A - Improved construction of crown-cork : en
  • US1957729A - Photoelectric system : en
  • US1957857A - Cellulose acetate compositions containing ethylene chloride and an amino plasticizer : en
  • US1957966A - Coupling : en
  • US1958390A - Automobile brake testing device : en
  • US1957484A - Purification of organic bodies : en
  • US1958157A - Can opener : en
  • US1957444A - Typesetting machine : en
  • US1958298A - Method of making margin stops for typewriting machines : en
  • US1957714A - Swivel cord connecter : en
  • FR763893A - Toy airplane or glider : en fr
  • GB409958A - Improvements in stands or trays for the reception of annealing or cementation boxes : en
  • US1957608A - Adjustable headrest : en
  • US1958351A - Portable magnetic separator : en
  • DE596644C - Device for the mechanical lateral incision of flat, band-shaped insulation material, in particular strips of paper and linen, for intermediate layers of electrical coils : de en
  • FR763901A - Framed seats for attached frames : en fr
  • FR763937A - Convenient table for washing babies : en fr
  • GB410051A - Improved method of transmitting signal currents through telephone lines : en
  • FR763996A - Aeration device, ventilation, etc. : en fr
  • GB410011A - Improvements in or relating to ventilated rubber footwear : en
  • US1957625A - Rectal bath : en
  • US1957865A - Mold for ice cream and the like : en
  • US1958014A - Piezo-electric crystal : en
  • US1958379A - Valve construction : en
  • CA341391A - Automobile lift device : en fr
  • DE596951C - Method and device for screening, in particular fine-grained moist matter : de en
  • GB409981A - Improvements in floor polishers : en
  • FR763823A - Rational ventilation device for motor vehicles or others : en fr
  • US1958207A - Means for making hemstitched seams and the like : en
  • US1958320A - Concentration of phosphate : en
  • USD92213S - Design for a lens clip : en
  • US1957555A - Lactobacilli concentrate : en
  • GB410129A - Improvements in or relating to calculating and like apparatus : en
  • FR763914A - Process for the preparation of aldehydes : en fr
  • FR763972A - Filter candles for the artificial silk industry and the like : en fr
  • GB409801A - Improvements in and relating to the treatment of gases or inflammable vapours for the production of light sources for therapeutic, photographic, penetration and other purposes : en
  • DE596720C - Process for the production of anti-knock motor fuels and highly viscous oils : de en
  • DE596920C - Device for generating a slow axial reciprocating movement of rapidly rotating machine parts : de en
  • FR763928A - Nickel-aluminum magnetic steels : en fr
  • GB410047A - Improvements relating to the inlet passages of the cylinders of internal combustion engines : en
  • AU1273033A - Improvements in interchangeable knife edges for weighing scales andthe like : en
  • CA341546A - Edge finishing machine : en fr
  • GB409960A - Improvements in spring balancing devices for vertically sliding sashes and the like : en
  • DE596587C - Heating device for low-boiling hydrocarbons : de en
  • DE596793C - Process for the manufacture of water-resistant asbestos-cement products : de en
  • FR43370E - : fr
  • US1957592A - Weather strip for sliding sashes : en
  • US1957762A - Glow plug for internal combustion engines : en
  • DE596649C - Lock for handguns : de en
  • GB410010A - Improvements in circuit arrangements for supressing noise in radio receivers : en
  • USD92206S - Design for a tray or the like : en
  • GB410075A - An improved method of and apparatus for making boxes of the drawer and shell type : en
  • AT137415B - Method of measuring exposure conditions in the photographic copying process and copier photometer for practicing this method. : de en
  • AT137599B - Belt drive. : de en
  • US1957808A - Fluid analyzing method and apparatus : en
  • US1957507A - Piston ring slotting fixture : en
  • US1958202A - Method of making sizing material : en
  • US1957813A - Aircraft : en
  • US1958134A - Hair brush : en
  • CA341398A - Garment pressing machine : en fr
  • DE596755C - Process for the preparation of disazo dyes : de en
  • US1957760A - Nail pulling hammer : en
  • GB410043A - Improvements in mouldings : en
  • US1957519A - Multiple radio receiving system : en
  • US1958220A - Belt dressing : en
  • US1957800A - Visible index or record : en
  • GB409816A - Improvements in the refining or purification of benzol, petrol and like light spirits : en
  • FR763827A - Camp beds and their mounting devices in tents : en fr
  • GB410110A - Improvements in brackets or holders for pipes : en
  • FR763819A - Quick-release wire control without adjustment : en fr
  • GB409930A - Improvements relating to glass disc-records for sound reproduction : en
  • US1958393A - Apparatus for reforming can bodies : en
  • USD92158S - Design fob a base unit for a cabinet : en
  • US1957686A - Spraying device : en
  • US1957975A - Blower pipe system : en
  • US1958388A - Tufted fabric loom : en
  • US1957870A - Process of preparing 2-methylselenazoline : en
  • US1958000A - Parachute apparatus : en
  • US1958311A - Lithographic ink composition : en
  • USRE19156E - Electrical controlling apparatus : en
  • FR763894A - Cathode ray tube : en fr
  • GB409736A - Improvements in or relating to refrigerating apparatus : en
  • US1957454A - Power output indicator for high frequency apparatus : en
  • US1958260A - Conduit : en
  • GB410125A - Manufacture of organic esters of cellulose and its derivatives : en
  • DE596693C - Method for clamping turbine blades for the purpose of manufacturing blade roots : de en
  • GB409936A - Method of manufacturing colours of iron, or crystallized sulphate of iron or other soluble salts of iron from pyrites cinders : en
  • US1957744A - Production of gaseous mixtures containing hydrogen and nitrogen from methane : en
  • US1958274A - Method of securing floor edging strips : en
  • CA341549A - Vehicle lift : en fr
  • US1957514A - Defoamed product : en
  • US1957621A - Veneer handling machine : en
  • US1957806A - Deck lid lock : en
  • US1957950A - Calculating machine : en
  • US1958333A - Turbine : en
  • US1958401A - Justification control device for typographical machines : en
  • CA341550A - Short wave oscillation generator : en fr
  • US1958042A - Folding chair : en
  • US1957497A - Dump body for vehicles : en
  • US1957967A - Scarf or muffler : en
  • US1957878A - Cellulose organic ester composition of matter containing a benzyl ether of diethylene glycol : en
  • US1958253A - Retractible discharge nozzle for pumps : en
  • US1957679A - Lighting system for toy automobiles : en
  • US1957748A - Game : en
  • US1957825A - Boiler feed and low water cut-off : en
  • US1958054A - Apparatus for separating liquids of different gravity : en
  • US1957934A - Magnesium base alloys : en
  • GB409963A - Improvements in and relating to the operation of gas-blast electric switches : en
  • CA341476A - Electric power converting apparatus : en fr
  • CA341485A - Cellulose nitration : en fr
  • DE596774C - Self-collecting electric skill tester : de en
  • FR43363E - Improvements to vehicles running on rails : en fr
  • DE596351C - Feeding device for dry food : de en
  • GB409920A - Improvements in yarn winding machines : en
  • CA341563A - Slip-sheet for printed matters : en fr
  • DE596596C - Cutting device for printing machines : de en
  • GB410029A - Improvements in and relating to foundry moulding machines : en
  • GB410131A - Improvements in or relating to means applicable to vehicles for jacking up or like purposes : en
  • DE596641C - Drying plant for pottery : de en
  • AT137551B - Manufacture of objects that must be resistant to the attack of heated hydrogen. : de en
  • GB409962A - Improvements in or relating to control and protective arrangements for electric distribution systems : en
  • DE596459C - Device for conveying condensate from surface condensers : de en
  • US1957534A - Bottle feeding mechanism : en
  • US1958345A - Sweatband : en
  • FR763889A - New process making berets shrink-resistant to moisture : en fr
  • US1957482A - Electrolytic cell : en
  • US1957520A - Drop wire frame : en
  • US1957740A - Tubular skate : en
  • DE596627C - V-belt or pulley : de en
  • CA341424A - Furnace : en fr
  • CA341495A - Insecticide : en fr
  • GB410034A - Improvements in and relating to elastic fluid generators : en
  • GB410080A - Improvements in or relating to sealing or locking devices : en
  • FR763867A - Arrangement of surfaces likely to use the sun's rays for the preparation of water or hot solutions : en fr
  • FR763776A - Alarm device, in particular for automobiles : en fr
  • CA341403A - Gas meter : en fr
  • FR764000A - High voltage electric shock device : en fr
  • US1957947A - Motion picture auditorium : en
  • US1958237A - Brake mechanism for motor vehicles : en
  • FR763835A - Device for signaling wrecks of submarines or other vessels : en fr
  • US1958079A - Method and apparatus for testing for internal flaws : en
  • DE596417C - Mixing device at Kollergaengen : de en
  • GB409731A - Improvements in and relating to apparatus for aerating liquids : en
  • AT137509B - Cigarette tube with cotton filter. : de en
  • USD92214S - Design fob an umbrella-stand : en
  • GB409918A - An improved method and means for atomizing and aerating liquids : en
  • US1957920A - Manufacture of 1-amino-4-hydroxy-anthraquinone : en
  • US1958358A - Game : en
  • US1957490A - Automatic control valve for fluid operated motors : en
  • US1958380A - Machine for making lollipops : en
  • GB410123A - Improvements in imitation fuel : en
  • US1957986A - High voltage terminal construction : en
  • GB410066A - Improved method of balancing rotating bodies : en
  • US1957764A - Method of increasing strength of salt solutions : en
  • US1957995A - High tension cable : en
  • US1957862A - Drinking fountain : en
  • US1958364A - Heat transfer tube : en
  • AT137456B - Thread counter. : de en
  • CA341567A - Pump for concrete : en fr
  • GB409970A - Improvements in television receiving systems : en
  • GB410167A - Improvements in or relating to road traffic control systems : en
  • US1958302A - Stern structure for ships : en
  • USD92200S - Design for a shoe : en
  • US1957866A - Stub type valve stem : en
  • US1957869A - Selenazolinocarbocyanine dye and process of preparing it : en
  • US1957603A - Water shed plate for clothes wringers : en
  • US1957847A - Mirror : en
  • US1958101A - Dispensing container : en
  • US1958251A - Antijimmy lock : en
  • FR763993A - Process for manufacturing dyestuffs from o-arylene dicyanides : en fr
  • GB409760A - A process for treating porous soils : en
  • CA341505A - Token device : en fr
  • GB409978A - Improvements in or relating to wireless aerial systems : en
  • FR43384E - Device to ensure absolute safety at sea for passengers on all ships, airships and airplanes : en fr
  • GB410030A - Improvements in and relating to foundry moulding machines : en
  • AU1253533A - Electric water-heating unit : en
  • US1957557A - Locking device for sewing machines and the like : en
  • US1957867A - Well pumping valve : en
  • US1958057A - Signal control : en
  • US1957459A - Anthraquinone body and process of preparing the same : en
  • US1957864A - Method for reproducing on photographic strip material : en
  • DE596518C - Purification plant for keeping the wastewater fresh : de en
  • DE596838C - Atomizers for liquid fuels, especially for oil firing : de en
  • US1958216A - Lubricating device : en
  • DE596648C - Drawing device with a parallel drawing head : de en
  • AU1155633A - Improvements in coating absorbent materials : en
  • AT137519B - Packing box. : de en
  • CA341448A - Pinking shears : en fr
  • DE596828C - Additional switching device for interference suppression from mains operated tube devices for reception and amplification purposes : de en
  • DE596954C - Headlight cover lens : de en
  • GB409774A - Process for the manufacture of insulating materials : en
  • GB409785A - Improvements in tins, boxes and like containers : en
  • DE596832C - Device for starting synchronous motors, in particular for sound recording or playback devices : de en
  • GB409946A - Improvements in or relating to diaphragm gas valves : en
  • US1957840A - Process of refining hydrocarbons : en
  • US1958231A - Display package : en
  • AT137486B - Device on telephone sets for automatic call recording. : de en
  • CA341475A - Electric power converting apparatus : en fr
  • US1957464A - Combined bottling and capping machine : en
  • US1957782A - Animated slide advertising film : en
  • US1958092A - Strip rubber article and method of producing the same : en
  • DE596650C - Device for the production of seamless, thin-walled pipes from fibrous materials and hydraulic binders on a rounding machine : de en
  • US1958214A - Means for forming the banjo and frame of a rear axle housing : en
  • AT137433B - Apparatus for measuring illuminance levels. : de en
  • US1957546A - Indicating plug fuse : en
  • US1957915A - Production of seamless tubes : en
  • US1958361A - Method of locating faults in cable conductors : en
  • US1957556A - Fuel pump cut-out : en
  • US1958384A - Paper napkin : en
  • US1958348A - Automatic projecting means for oven trays : en
  • CA341464A - Brake : en fr
  • US1958030A - Sheet feeding means for rotary printing presses : en
  • AT137466B - : de en
  • CA341404A - Textile material : en fr
  • AT137445B - Insulating body or layer for indirectly to be heated cathodes of electrical discharge vessels. : de en
  • AU1334533A - Improvements inthe method of and apparatus for shrinking cloth : en
  • US1958045A - Combined lounge robe and jacket : en
  • US1957746A - Integrating mechanism : en
  • AT137467B - Standing umbrella with an inclined adjustable canopy. : de en
  • AT137568B - Process for the production of press powder. : de en
  • CA341497A - Synthetic resin : en fr
  • US1957439A - Attachment for power drills : en
  • US1957644A - Pivotal coupler : en
  • US1957803A - Spark plug tester : en
  • US1957943A - Differential chain hoist : en
  • US1957961A - Coating apparatus : en
  • US1957786A - Coating composition : en
  • DE596740C - Short circuit brake circuit for twin car trains : de en
  • GB409792A - Improvements in or relating to seats for tramway and other rail vehicles : en
  • US1958114A - Jack : en
  • US1957558A - Air temperature regulating apparatus : en
  • US1958292A - Lift truck : en
  • AU1115333A - Improvements in and relating to wireless transmission systems : en
  • CA341471A - Plastic moulding method : en fr
  • CA341558A - Safety razor : en fr
  • US1957470A - Glue applying apparatus : en
  • US1957741A - Apparatus for heating water : en
  • CA341478A - Floor topping mastic : en fr
  • GB409890A - Improvements in or relating to the soles of boots and shoes : en
  • CA341390A - Vernier height gauge : en fr
  • CA341460A - Cigarette tobacco feeding mechanism : en fr
  • CA341547A - Typewriter : en fr
  • AT137491B - Toilet flushing device. : de en
  • AT137528B - Cover plate for the lower stitch forming tools of a sewing machine. : de en
  • US1957874A - Bag filling machine : en
  • CA341410A - Fuel mixer : en fr
  • CA341461A - Paper roll cover and cutter : en fr
  • US1957958A - Cigarette construction : en
  • US1957887A - Adjustable propeller : en
  • US1957919A - Apparatus for increasing volumetric efficiency : en
  • GB409887A - Improvements in and relating to electron discharge devices : en
  • US1957577A - Golf bag hood apparatus : en
  • AU1244633A - Improvements in distributors for manure, or other fertilizer : en
  • DE596611C - Device for reclamping the fiber material on vibrating machines : de en
  • US1957969A - Nipple construction : en
  • US1958041A - Submarine drill unit : en
  • US1958080A - Roll paper dispenser : en
  • US1957759A - Hydraulic control : en
  • US1958169A - Automobile : en
  • CA341384A - Hydraulic transmission gear : en fr
  • US1958369A - Process of extracting lubricating oils : en
  • US1957987A - Method and apparatus for making nut blanks : en
  • US1958246A - Shaft packing : en
  • USD92160S - Design for a powder container : en
  • US1957564A - Expanding capsule body : en
  • USD92207S - Design for a tray or the like : en
  • US1957757A - Mowing machine : en
  • US1957955A - Refrigerator cabinet with : en
  • FR763760A - Palatal plate and its manufacturing process : en fr
  • US1958372A - Processes of preparing : en
  • GB409878A - An improved thermostat : en
  • GB410068A - Vaporizing device for liquefied gases : en
  • US1957539A - Apparatus for reading sound on cinematograph sound films : en
  • US1958149A - Apparatus for the control of highway crossing signals : en
  • DE596841C - Recuperative heat exchanger serving as a centrifugal dust separator : de en
  • FR43386E - Improvements to liquid displacement and low resistance switches : en fr
  • FR43383E - Tire improvement : en fr
  • FR763761A - Manufacturing process for copying coated printed formulas : en fr
  • FR763961A - Automatic heating control device for central heating boilers : en fr
  • FR763821A - Unique high frequency modulated radio transmission method : en fr
  • CA341387A - Advertising apparatus : en fr
  • CA341458A - Cigarette pasting mechanism : en fr
  • CA341552A - Cable conductor winding : en fr
  • AT137401B - Cinema recorder with cassette. : de en
  • AT137595B - Device for supplying an agent, preferably a liquid, to a reciprocating organ of a machine. : de en
  • AU1239633A - Improvements in electrical talking machine pickups : en
  • CA341512A - Typewriter : en fr
  • US1957493A - Treatment of textile and other materials : en
  • US1957639A - Can construction : en
  • AT137472B - Revolving door. : de en
  • GB409737A - Improvements in wireless receiving apparatus : en
  • AT137513B - A ship shape consisting of an upper and a lower ship with a propulsion system in the fore. : de en
  • DE596711C - Electric chain thread monitor in the harness : de en
  • US1957600A - Shoe lace fastener : en
  • US1958261A - Indicator : en
  • US1957732A - Floor covering and manufacture thereof : en
  • US1957453A - Casting machine for stereotype plates : en
  • US1958055A - Tank structure : en
  • AT137537B - Process for the production of photosensitive layers. : de en
  • US1957917A - Tractor : en
  • US1957620A - Power mowing machine : en
  • CA341389A - Turf puncturing roller : en fr
  • CA341405A - Cellulose material processing : en fr
  • AU1454033A - Improvements in or related to apparatus for rendering offal andthe like : en
  • FR763966A - Device for improving the power factor in electric discharge devices with polarized grids : en fr
  • AT137417B - Free-swinging sound diaphragm for speaking machines. : de en
  • AT137428B - Dressing material, suturing material, etc. Like. And process for their preparation. : de en
  • US1957736A - Crank case drain pipe for automobiles : en
  • US1958196A - Terminal : en
  • CA341530A - Olefine gas polymerization : en fr
  • US1957553A - Method of feeding water to boilers : en
  • US1957776A - Sharpener for cutting machines : en
  • CA341463A - Rail vehicle running gear : en fr
  • US1958154A - Piston expansion means : en
  • GB409861A - Improvements in devices for the combustion of liquid fuel : en
  • CA341415A - Paper container : en fr
  • CA341436A - Vehicle brake : en fr
  • US1958229A - Safety meter : en
  • US1957880A - Folding mechanism : en
  • US1957935A - Shot shell : en
  • US1957996A - Hydraulic shock absorber : en
  • FR43358E - Liftable landing gear for amphibious central hull aircraft : en fr
  • GB409942A - Improvements in tubular heat exchange apparatus for fluids and tube bends or connectors therefor : en
  • AT137521B - : de en
  • CA341492A - Rubber filament making apparatus : en fr
  • US1958235A - Key cutter : en
  • US1958341A - Roller conveyer : en
  • GB409808A - Improved harrow : en
  • US1957585A - Organ valve : en
  • USRE19160E - Fishing fly : en
  • AT137533B - Process for the production of proteinoplasts which have a pearly appearance throughout the mass. : de en
  • CA341486A - Coating composition : en fr
  • US1957572A - Water-insoluble azo dyestuff and fiber dyed therewith : en
  • US1957575A - Apparatus for controlling railway switches : en
  • US1957588A - Tilting mechanism for dump cars : en
  • US1958155A - Automatic multiple valve unit : en
  • CA341526A - Road or railway vehicle : en fr
  • US1958270A - Vending machine : en
  • US1958285A - Fire extinguishing apparatus : en
  • US1957511A - Superaudible phonograph recording system : en
  • US1957850A - Printing plate and method of making the same : en
  • US1958060A - Stop motion : en
  • US1958331A - Gas fired unit heater : en
  • US1957765A - Magnetomotive force circuits : en
  • US1957769A - Shoe ornamenting machine : en
  • CA341562A - Biscuit cutter : en fr
  • US1957589A - Fruit clipper : en
  • AT137559B - Strip cutting and rewinding machine. : de en
  • DE596827C - Intermediate or final transmission for simplex double stream telegraph systems with two-way traffic : de en
  • DE596829C - Kettle for drinking water, in particular electric cables, with successive application of vacuum and pressure : de en
  • GB409908A - Improvements in or relating to the mounting of vehicle number plates : en
  • GB410168A - Improvements in extrusion apparatus : en
  • DE596722C - Machine for welding longitudinal or circumferential seams : de en
  • DE596789C - Process for the production of a carrier provided with an abrasive coating, in particular sandpaper : de en
  • DE596716C - Process for the production of water-soluble, high molecular weight condensation products : de en
  • DE596834C - Electrical resistance with a conductivity that depends on the voltage, especially for electric light bulbs or discharge tubes : de en
  • GB410031A - Improvements in or relating to ship propulsion systems employing internal combustion engines : en
  • GB410077A - Improvements in or relating to manufacture of concrete pipes : en
  • US1958184A - Mechanism for molding plastic material : en
  • USRE19159E - Reversible feed mechanism fob : en
  • DE596694C - Lubricating device on sewing machines : de en
  • US1957604A - Shoe rest : en
  • AU1375233A - Improvements in process of recovering nicotine from tobacco : en
  • GB409975A - Improvements in or relating to fastening devices : en
  • USD92192S - Design for a wheeled toy : en
  • US1957772A - Refrigerator and means for circulating air therein : en
  • US1957984A - High voltage terminal construction : en
  • AT137447B - Device for correcting the position and for supporting the uterus. : de en
  • AU1459033A - Anti-bog device for motor vehicles : en
  • US1958359A - Cloth working machine : en
  • AU1068432A - An improved cultivator : en
  • US1957573A - Leer stacker : en
  • US1957890A - Slack adjusting device for brakes : en
  • US1957750A - Process of recovering solvent from sludge : en
  • US1957921A - Furnace : en
  • US1957442A - Flash lighter construction for gas ranges : en
  • US1958198A - Amplifying and reproducing system : en
  • CA341540A - Shoe stiffener preparing machine : en fr
  • AU1239333A - Improvements in or relating tothe manufacture of sliding clasp fasteners : en
  • US1957479A - Controlling means for electrical equipment : en
  • USD92185S - Design for a toilet accessory : en
  • US1957908A - Esters of carvacrol and their : en
  • US1958043A - Magneto field member : en
  • US1958115A - Window channel : en
  • GB409847A - Improvements in and relating to the preparation of titanium and iron compounds : en
  • GB409950A - Erecting device for movable scaffold poles : en
  • GB409996A - Improvements in joints for soil and flush pipes of w.c. basins : en
  • US1957670A - Holder for fastener elements and the like : en
  • US1957918A - Process of making sulphur soap : en
  • CA341440A - Tooth brush and paste holder : en fr
  • GB410121A - Process for producing grooved rails and railway rails : en
  • GB410142A - Improvements in or relating to light-sensitive apparatus : en
  • US1958212A - Modulated oscillator : en
  • US1957675A - Seaplane : en
  • GB409989A - Improved method of and means for testing and correcting want of balance of rotary bodies : en
  • DE596669C - Oil switch-extinguishing chamber with two interruption points that come into effect one after the other : de en
  • AT137437B - Gas-filled electric incandescent lamp for emitting ultraviolet rays. : de en
  • DE596778C - Coupling for connecting pipes, rods, wires, etc. like : de en
  • AT137480B - Cable termination for arrangement in the distribution frame. : de en
  • US1957554A - Method of forming transparent containers : en
  • US1957730A - Altimeter : en
  • US1958016A - Well pump : en
  • US1957924A - Apparatus for forming metal articles : en
  • AU1235233A - Improved adjusting device for pulsators : en
  • CA341399A - Casein material : en fr
  • US1958122A - Trimming machine : en
  • AT137538B - : de en
  • CA341503A - Insoluble sulphur : en fr
  • CA341528A - Olefine sulphating process : en fr
  • CA341474A - Electric power converting apparatus : en fr
  • AT137503B - Tobacco box with cigarette wrapping device. : de en
  • AT137504B - One-handed cigarette case. : de en
  • AU1238233A - An improved concrete block making machine : en
  • US1957518A - Machine for backing sheet rubber : en
  • US1957914A - Deposit and collection receptacle : en
  • US1958124A - Building construction : en
  • US1958346A - Oiling device : en
  • US1958349A - Grid electrode of vacuum electric tube devices : en
  • US1958365A - Motor control system : en
  • US1957510A - Electrical indicating instrument : en
  • US1957853A - Automatic fish striker : en
  • US1958074A - Combined window and sun shade : en
  • US1958319A - Plate clutch : en
  • AT137490B - Slice stacking device for slicing machines. : de en
  • US1958213A - Dynamo-electric machine : en
  • US1958267A - Process for treating hydrocarbon oils : en
  • AT137499B - Process for sensitizing colloid layers containing fading dyes. : de en
  • US1958394A - Filtering apparatus : en
  • US1957781A - Joint : en
  • US1957929A - Superheater boiler : en
  • GB410195A - Improvements in or relating to reel or spool holding devices : en
  • US1958197A - Means for detecting imperfections in yarn : en
  • AT137573B - Method and device for rapid peeling. : de en
  • AT137408B - Conversion device for musical instruments. : de en
  • AT137523B - Device for regulating the gas outlet in gasification burners. : de en
  • US1957725A - Combination shirt and trunks : en
  • CA341472A - Electric power converting apparatus : en fr
  • AT137547B - Photoelectric device. : de en
  • US1957690A - Wheel rim : en
  • DE596476C - Process for separating the layer formed during the removal of contaminants from lead, tin or alloys of these metals using aluminum from the adhering metals : de en
  • DE596494C - Holder for air pumps and other rod-shaped objects : de en
  • DE596883C - Arrangement for monitoring a system for the remote transmission of measured quantities with the help of a tachometer dynamo : de en
  • USD92195S - Design for a service station for : en
  • US1957932A - Method of and furnace for heat treatment : en
  • US1958356A - Automatic parking brake : en
  • AT137542B - Tabulating machine for evaluating punch cards. : de en
  • AT137522B - Electric heating and cooking apparatus. : de en
  • AT137443B - Electric telecommunication lines, in particular antenna cables. : de en
  • US1957954A - Process for purifying oils and for converting incombustible oils into homogeneous fuels : en
  • US1957901A - Coin reset time period control device : en
  • GB410145A - Improvements in or relating to means applicable to vehicles for jacking up or like purposes : en
  • GB409866A - Improvements in or relating to advertising and like signs : en
  • GB410132A - Improvements in the manufacture and production of polymerisation products : en
  • AT137411B - Card guide for typewriters, calculating or accounting machines. : de en
  • GB409882A - Improvements in and relating to cinematographic apparatus : en
  • US1958141A - Method of making alpha flexible connection : en
  • US1957981A - Tire building apparatus : en
  • DE596765C - Eyeglass lens cutting machine : de en
  • DE596768C - Compartment mounted on a rotary axis : de en
  • US1958004A - Internal combustion engine and similar machine : en
  • US1958295A - Food product : en
  • AT137498B - Electric glow igniter. : de en
  • FR43373E - Reservoir pen holder : en fr
  • GB410055A - Improved method of manufacturing partitioned tubes of glass and the like : en
  • DE596795C - Device for taping packs of rectangular cross-section with banderoles or the like. : de en
  • DE596936C - Drive for briquette presses with the pressing speed adapted to the working resistance : de en
  • US1958176A - Portable water softener : en
  • USD92182S - Design fob a stocking : en
  • CA341473A - Electric power converting apparatus : en fr
  • GB410164A - Improvements in or relating to the mercerisation of vegetable fibres : en
  • GB409848A - Improvements in or relating to weft feeler mechanism for looms : en
  • US1957747A - Integrating apparatus : en
  • FR763983A - Saddle for cycles and similar vehicles : en fr
  • GB410095A - Improvements in couplings for vehicles : en
  • FR763957A - Friction damper with different damping action in both directions : en fr
  • FR763877A - Dumpster : en fr
  • FR763925A - Emptying device for sanitary ware : en fr
  • DE596487C - Device for numbering photographic prints : de en
  • FR43377E - Improvements to pistons and their applications to superchargers : en fr
  • DE595775C - Reserve pump device in sulfuric acid operation : de en
  • DE596542C - Chair with tubular steel frame : de en
  • DE596762C - Device for reproducing the shape of human and animal body parts, in particular the human foot, for orthopedic purposes : de en
  • DE596599C - Device to prevent overfilling of hot gasifiers : de en
  • DE596898C - Dust repellent : de en
  • GB409893A - Improvements in or relating to electric furnaces : en
  • FR763830A - Gear change : en fr
  • GB410097A - Improvements in, or relating to, toy or model motor-driven vehicles : en
  • GB410165A - Improvements in or relating to high frequency liquid cooled thermionic valve arrangements, suitable for use in radio and similar transmission systems : en
  • FR763831A - Remote control system for points, signals and devices of all kinds : en fr
  • GB410036A - Improvements relating to steam generators : en
  • FR763864A - Cooling process using refrigerant mixtures : en fr
  • FR763794A - Continuous motion internal combustion engine : en fr
  • FR763924A - Device for monitoring shut-off devices operated by push-button control : en fr
  • FR43395E - Improvements to telegraphy and wireless telephony antennas : en fr
  • DE596718C - Circuit arrangement for the production of group calls in telephone systems : de en
  • GB409871A - Production of alkali metal carbamates : en
  • FR43382E - Improvements to nominal tracking devices used in t.s.f. : en fr
  • GB409902A - Improvement in safety razor : en
  • GB409766A - Improvements in or relating to packing machines : en
  • GB410170A - Wrapping material for all purposes : en
  • CA341510A - Make and break contact : en fr
  • CA341443A - Train control apparatus : en fr
  • US1957581A - Shoe support : en
  • US1957749A - Catalytic production of hydrocyanic acid : en
  • US1957879A - Grinding machine : en
  • US1958026A - Automobile hoist : en
  • US1958087A - Automatic control for refrigeration systems : en
  • US1958399A - Reamer for citrus fruits : en
  • US1958264A - Valve gear : en
  • US1958357A - Electrical make-and-break contacts : en
  • FR763973A - Process for manufacturing powder based on magnesium hydrate, for skin care : en fr
  • DE596471C - Phosphate glasses : de en
  • US1958103A - Apparatus for welding-flashremoval : en
  • DE596787C - Windshield wipers operated by pressure medium : de en
  • DE596914C - Method for testing metals, especially welded workpieces, by bending test bars : de en
  • FR763952A - Concrete manufacturing process and resulting products : en fr
  • GB409905A - Improvements in or relating to amusement apparatus : en
  • GB409939A - Improvements in or relating to wheel toys : en
  • FR763902A - Control device for shock absorbers : en fr
  • GB409885A - Improvements in or relating to apparatus for use in the storage of milk, cream and other similar perishable liquids : en
  • US1958180A - Coupling mechanism for washers and headed fasteners : en
  • US1958233A - Presser-foot for sewing machines : en
  • GB409837A - Improvements in the manufacture and production of chrysene : en
  • US1957466A - Valve mechanism : en
  • US1957745A - Method and apparatus for projecting pictures : en
  • US1957949A - Antenna : en
  • US1958228A - Art of coking hydrocarbons : en
  • AT137592B - Low or medium compression internal combustion engine with external ignition for heavy oil operation. : de en
  • US1957595A - Electrical pump control for water systems : en
  • US1958073A - Filtering faucet : en
  • US1958156A - Internal combustion engine : en
  • US1957508A - Treatment of artificial filaments, yarns, or threads : en
  • US1958337A - Top feeding mechanisms for sewing machines : en
  • US1957897A - Inclinometer : en
  • US1958318A - Door buffer : en
  • US1957685A - Ironing table : en
  • US1958044A - Torch for removing defects from billets : en
  • USD92189S - Design fob a double deck : en
  • US1957724A - Intermediate connection for haulage cages : en
  • US1958047A - Ventilating apparatus for dynamoelectric machines : en
  • DE596483C - Method for producing a combustion mixture for internal combustion engines : de en
  • FR763969A - Process for spraying materials by launching a jet : en fr
  • DE596616C - Shop window screen : de en
  • AT137562B - Machine for bending the edge of pieces of leather by shrinking the leather edge on one side. : de en
  • CA341407A - Traffic guard : en fr
  • US1957754A - Fuel pumping system for internal combustion engines : en
  • GB409980A - Improvements in and relating to pockets for sports garments : en
  • AT137572B - Process for the heat treatment of copper-containing structural and structural steels, which has the same effect as hardening. : de en
  • FR43393E - Improvements to processes for the treatment of mineral oils : en fr
  • US1958118A - Method and apparatus for homogenizing aqueous dispersions : en
  • US1958293A - Railway car retarder : en
  • GB410064A - Improvements in and relating to electric motors : en
  • GB409829A - Improvements in stands or supports for display of shirts, woollen jumpers and like garments : en
  • GB410107A - Improvements in clutch operating mechanism for self-propelled vehicles : en
  • FR763910A - Improvements made to gaseous fuel burners distributed under relatively high pressure : en fr
  • US1957458A - Apparatus for electrical precipitation of suspended particles from gases : en
  • GB409889A - Fuel atomiser : en
  • US1957846A - Rotating index combination lock : en
  • US1958131A - Method of producing weather : en
  • FR763911A - Back support : en fr
  • US1957822A - Insulating material : en
  • DE596813C - Bayonet coupling for connecting the drill rod and the drill bit insert : de en
  • FR763861A - Improvement in alcohol dehydration apparatus and in general in distillation apparatus : en fr
  • AU1240733A - Improvements in or relating to dough mixing and kneading machines : en
  • US1958170A - Liner pump : en
  • DE596713C - Zaehekiste : de en
  • US1957487A - Multicore cable with thermoplastic insulation : en
  • US1957584A - Recording and reproducing apparatus : en
  • US1957694A - Electric clock : en
  • US1958032A - Golf club : en
  • US1957596A - Method of repairing, widening, and resurfacing concrete roads : en
  • FR763927A - : fr
  • DE596551C - Method and device for smoothing a metallic coating on wires : de en
  • FR763785A - Method of transporting annealed sheets (packages of sheets) : en fr
  • DK48731C - Underfuel for solid fuels. : da en
  • DE596516C - Synchronous motor for clocks and like : de en
  • FR763808A - Improvements to grid conveyors : en fr
  • FR43388E - Method and device for aseptic filling and closing of containers : en fr
  • GB410496A - Improvements in or relating to sewing machines : en
  • FR763896A - Lifting eyelet with removal for vehicles with removable body : en fr
  • GB409825A - Improvements in hydraulic operated brakes : en
  • DE596631C - Epicyclic gearbox : de en
  • GB409876A - An improved sheath for the horns of cattle : en
  • FR763751A - Soft steering wheel : en fr
  • GB410467A - Improvements in lift or poppet and like valves : en
  • GB409900A - Method of and apparatus for making thread or strip material : en
  • GB410096A - Governor control for self-propelled vehicles : en
  • DE595742C - Belt corset to bring back fractures : de en
  • DE596752C - Heizkoerpereinsatz for long wave irradiation with irradiation hand lamps, where the socket is arranged perpendicular to the beam direction : de en
  • GB410155A - Improvements in or relating to machines for making sand cores and moulds : en
  • DE596886C - Wall tumble dryer : de en
  • DE596475C - Device for brushing and steaming carpets and plush-like fabrics from furniture and the like. like for the household : de en
  • US1957543A - Electric clock : en
  • US1957663A - Razor blade holder : en
  • US1957798A - Gasket : en
  • US1958238A - Spinning of artificial filaments : en
  • US1958378A - Antifriction bearing : en
  • US1957462A - Ratchet wrench : en
  • US1957735A - Pressure hand oiler : en
  • US1957664A - Thermostatic control mechanism : en
  • US1957713A - Toy gun : en
  • US1958307A - Process relating to the dyeing of wool : en
  • GB409926A - An improved variable hydraulic power transmission device : en
  • US1958108A - Centrifugal pump : en
  • US1958076A - Concrete form construction : en
  • US1958347A - Candelabrum socket : en
  • AU1442033A - Improvements relating to shoes made wholly or mainly of rubber : en
  • US1957545A - Marking implement : en
  • US1958063A - Bell and spigot pipe connection : en
  • AT137590B - Silencer. : de en
  • AU1239533A - Improvements in or relating tothe manufacture of sliding clasp fasteners : en
  • US1957500A - Power transmitting device : en
  • USD92216S - Design fob an automobile bumper : en
  • AT137424B - Switching mechanism of the rotating goods container of self-collecting goods vending machines. : de en
  • GB410146A - Improvements in or relating to means applicable to vehicles for jacking up or like purposes : en
  • CA341482A - Digester : en fr
  • DE596859C - Device for the continuous production of edible fat panels u. like : de en
  • GB409943A - Apparatus for polishing ground and smoothed surfaces of glass, and method of utilising such apparatus : en
  • CA341385A - Hydraulic coupling : en fr
  • GB409750A - Improvements in or relating to the treatment of raw coffee : en
  • US1957668A - Axially movable brake servo : en
  • AT137441B - Broadcast transmission system. : de en
  • AT137586B - Drawing pen for thin flat leads. : de en
  • DE596802C - Manufacture of molded articles made of graphite or carbon graphite : de en
  • GB410048A - A new or improved fluid distributor for hydraulic jacks or similar lifting appliances : en
  • CA341445A - Internal combustion engine : en fr
  • US1957622A - Salvaging apparatus : en
  • US1957720A - X-ray tilt table and bucky unit : en
  • AT137481B - Remote control and telecommunication device. : de en
  • AU1329933A - Improvements in cardboard boxes : en
  • DE588103C - Measuring device, in particular surveying device : de en
  • FR763862A - Improvements to the electrical control of ship rudders : en fr
  • US1957542A - Amplifying circuit arrangement with parallel supply : en
  • US1958219A - Automatic ring plate valve : en
  • US1958025A - Art of making bearing cages and the product thereof : en
  • AU1122233A - Amplifiers : en
  • CA341496A - Shower head : en fr
  • US1957473A - Crutch head : en
  • US1958056A - Vehicle body ventilator and method : en
  • US1958355A - Attachment for postage meter : en
  • US1957451A - Lifting cradle for demountable automobile bodies : en
  • AU1366033A - An improved machinery belt fastener : en
  • US1957991A - Cultivator stock : en
  • AT137405B - Photographic shutter. : de en
  • US1957978A - Gearing for laundry machines : en
  • DE596874C - Control for switch with arc extinguishing by flowing pressurized gas : de en
  • US1957799A - Artificial fish bait : en
  • US1957896A - Aircraft and propulsion means therefor : en
  • US1957952A - Method of making nut blanks : en
  • US1958248A - Bottle cork feeding machine : en
  • DE596792C - Roulette-like calculation game with a revolving dial and a game ball rolling in an inclined plane : de en
  • AT137589B - Overhaul clutch with rejection claws. : de en
  • AT137474B - Method of heating to high temperatures and means of carrying it out. : de en
  • US1958182A - Electric fan : en
  • AT137425B - Switching arrangement for automatically limiting the duration of an electrical process. : de en
  • US1957477A - Detector : en
  • US1957882A - Rotary cutter : en
  • US1957916A - Apparatus for and method of producing metal tubes : en
  • DE596926C - Single track vehicle with a vehicle body in a streamlined shape : de en
  • CA341381A - Nitrogen fixation : en fr
  • US1958062A - Electrical amplifying system : en
  • US1958188A - Shock absorber : en
  • USD92212S - Design for a fountain pen ob similar : en
  • DE596869C - Fire lighter : de en
  • CA341544A - Cementing machine : en fr
  • US1957933A - Sheet metal joint : en
  • US1957849A - Process and apparatus for the production of ammonia : en
  • USD92177S - Design fob a shoe heel : en
  • US1957763A - Lamp : en
  • US1958310A - Process for refining petroleum crude oil : en
  • AT137536B - Elastic plaster wound dressing. : de en
  • CA341515A - Forging machine : en fr
  • AT137544B - Control arrangement, in particular for power machines. : de en
  • US1957721A - Ophthalmic mounting : en
  • US1957970A - Method of photographically producing "ben day" tones : en
  • US1958039A - Elevator cable strain-equalizing connection : en
  • AT137453B - Denture replacement. : de en
  • GB410175A - Improvements in or relating to the treatment of oils : en
  • AU1115033A - Improvements especially relating tothe covering of printed matter andthe like particularly to produce apparent movement : en
  • DK48715C - Procedure and Apparatus for the Manufacture of Plywood Vases by Winding. : da en
  • USD92175S - Design for an elastic lace braid : en
  • CA341388A - Container : en fr
  • CA341481A - Stabilization of formaldehyde solutions : en fr
  • USRE19161E - Filtration of petroleum tars : en
  • GB409880A - Toy machine gun : en
  • CA341401A - Glove : en fr
  • GB409955A - Improvements in and relating to the art of electric arc welding : en
  • GB410006A - Improvements in or relating to the manufacture of rubber bands, rings and the like : en
  • GB410028A - Toothed wheel pump for artificial silk spinning machines : en
  • FR763953A - Spark plug improvements : en fr
  • GB409822A - Improvements in or relating to spraying devices : en
  • GB409828A - Improvements in and relating to devices for delivering materials of a soapy or greasy consistency : en
  • AT137449B - Incandescent socket. : de en
  • AT137432B - High performance incandescent cathode tube. : de en
  • CA341561A - Bolt anchor : en fr
  • US1957609A - Combination fruit juice extractor and kitchen utensil : en
  • US1957895A - Vibration recorder : en
  • GB409959A - Improvements in or relating to drawing rollers for textile machinery : en
  • GB409846A - Improvements relating to the insulation of dynamo electric machines : en
  • GB410044A - Improvements in pilger rolls : en
  • DE596622C - Feeding device on a machine for the production of perforated and eyelet laundry buttons : de en
  • US1958395A - Liquid feed device : en
  • GB409844A - Improvements in or relating to the storage or transport of cold : en
  • GB410018A - Improvements in and relating to pirnless shuttles for weaving looms : en
  • US1957580A - Process of preparing azo dyestuffs containing copper : en
  • US1957687A - Toy with spark producing device : en
  • DE596940C - Method for the simultaneous transmission of the same text over several neighboring telecommunications circuits : de en
  • DE596979C - Method and device for heating vacuum pumps : de en
  • FR763974A - Further development in radiators, especially applicable to aircraft engines : en fr
  • GB409793A - Improvements in or relating to the production of road surfaces : en
  • GB409863A - Process and apparatus for the distillation of zinc and other volatile metals : en
  • GB409945A - Improvements in hernial trusses : en
  • GB409895A - Improvements in crushing mills preferably for crushing coke, cinders and the like : en
  • GB410035A - Improvements in dynamo electric machines : en
  • US1958191A - X-ray unit : en
  • DE594393C - Toy image projector with picture book : de en
  • FR43394E - Improvement in the assembly of leather goods or other seamless items : en fr
  • GB410098A - Improved machine for use in facing nuts : en
  • FR763946A - Adjustable bypass superheater : en fr
  • GB409794A - Improvements in or relating to spring mattresses : en
  • GB409810A - Improvements in or relating to bottle crates or holders : en
  • GB409984A - Improvements in machines for securing together two cup-like sheet metal bodies : en
  • GB409923A - Arrangement for inserting pipe sections in a socket pipe line : en
  • GB409783A - Improvements in tubes for economizers or feed water heaters : en
  • GB409855A - Apparatus for separating moisture from and drying steam or other vapours or gases, applicable to the heating of boiler feed water and other liquids : en
  • DE596499C - Winding head for the production of Koetzersulen : de en
  • FR763766A - Control device for sound film recording and projection systems : en fr
  • FR763923A - Bevelling machine : en fr
  • FR763815A - New Chromatable Yellow Monoazo Dyes and Method of Preparation : en fr
  • FR763909A - Method for lubricating idler wheels of vehicles, in particular rail vehicles, and lubricating device for implementing the method : en fr
  • AU1482933A - Improvements relating to dress-shields : en
  • AU1241833A - Improvements in or relating to electric cables for use for conveying radio andother very high frequency energy : en
  • US1957571A - Echo suppressor : en
  • US1957858A - Anthraquinone dyestuffs : en
  • GB409778A - Improvements in or relating to packings for preventing fluid leakage between stationary and rotating members : en
  • US1957469A - Method of melting pitch and producing pitch products : en
  • US1958257A - Packing and display box : en
  • US1958398A - Liquid feeding device : en
  • US1957702A - Method of making radiators : en
  • US1958153A - Loud speaker indicator : en
  • US1958338A - Electrical make-and-break contact : en
  • DE596909C - Device on gang saws for simultaneous machine setting of the feed and the curtain : de en
  • US1957435A - Pumping mechanism : en
  • US1958321A - Bank protecting device : en
  • CA341519A - Picture reproducing system : en fr
  • US1957820A - Wall construction : en
  • US1957893A - Power system : en
  • US1958150A - Wireless receiving system : en
  • DE596381C - Process for the production of guide and bank revetments on bed load-carrying rivers : de en
  • GB409757A - Improvements in or relating to refrigerating apparatus : en
  • US1958138A - Apparatus for cutting strip material : en
  • US1957801A - Spark plug testing device : en
  • FR763944A - Improvements to notching-drills for railway sleepers : en fr
  • FR763987A - New lace or fabric item : en fr
  • GB409813A - Improvements in the removal of substances forming resins from benzines which are to be employed as motor fuels : en
  • GB410128A - Improvements in or relating to electric signalling and/or remote controlling systems : en
  • DE596895C - Ground connection for the switchboard : de en
  • GB409821A - Improvements connected with the clutch and change gear mechanism of power propelled vehicles : en
  • AT137451B - Diathermy mask. : de en
  • US1958268A - Filter and filter element and method of making filter elements : en
  • CA341411A - Arch supporting boot and shoe : en fr
  • US1957788A - Method of refining rosin : en
  • AU1240633A - Scorer for 500 with calendar combined : en
  • AU1470333A - Froth flotation or separation : en
  • FR763981A - Spring wheel for vehicles running on rails : en fr
  • GB410014A - Improvements in the manufacture of the inner parts or drawers of match and similar boxes : en
  • CA341433A - Massage roller : en fr
  • AT137485B - Control and regulating device for displaying and eliminating disturbing noises in telephone systems with voice amplifiers. : de en
  • AT137565B - Process for the production of resistance masses for electrical resistors. : de en
  • AT137530B - Process for the production of carrier plates for dentures or other plates, which have to fit snugly against a detailed base, preferably for medical purposes. : de en
  • AU1247933A - Improvements in extrusion of cooked plastic material : en
  • US1957766A - Manufacture of alumina hydrate : en
  • US1958120A - Oil seal : en
  • GB410483A - Improvements in carburetors : en
  • GB409899A - Improvements in and connected with self-propelled vehicles with blade wheels : en
  • US1957888A - Process for tinting, dyeing or backing photographic film : en
  • USD92193S - Design for a wheeled toy : en
  • US1958046A - Hydrocarbon burner : en
  • FR763771A - Automatic block protection by means of axle counters : en fr
  • US1957502A - Multiplex telegraph system : en
  • DE596639C - Building block and process for its manufacture : de en
  • AU1469433A - Improvements in process of treating combustible gas : en
  • AT137460B - Vacuum cleaner. : de en
  • AT137510B - Process and device for the comminution, grinding, fiberization or similar treatment of moist and dry materials. : de en
  • AU1236133A - Improvements in laundry washing machines : en
  • US1957691A - Mercury switch : en
  • US1957836A - Eyeglass or spectacle mounting and method of making same : en
  • US1958375A - Covering machine : en
  • CA341533A - Locomotive tender : en fr
  • AT137560B - Gas-filled electric discharge tube. : de en
  • US1957624A - Air conditioning with ground cooling and solar heat : en
  • DE596695C - Process for making holding corners for pictures : de en
  • GB410022A - A carriage-feeding device for typewriters : en
  • GB410083A - Improvements relating to synchronising clutches for power transmission : en
  • AT137596B - Resilient locking device for disk apparatus for the treatment of liquids. : de en
  • USD92202S - Design for a shoe : en
  • US1957997A - Hydraulic shock absorber : en
  • US1958036A - Means for making depthographs : en
  • US1957642A - Lock : en
  • US1957611A - Article of manufacture and process of coating absorbent base materials : en
  • US1958362A - Circuit breaker : en
  • USD92209S - Design for a shoe or similar article : en
  • DE596933C - Afford : de en
  • US1957658A - Shock absorber control : en
  • US1957711A - Clamp for cutting machines : en
  • AT137455B - Method and device for the vitaminization of wool fat or wool fatty alcohols for cosmetic skin creams. : de en
  • DE596640C - Feed device on wrapping machines for sweets and similar items : de en
  • GB409884A - Improvements in or relating to axminster looms : en
  • GB409886A - Improvements in or relating to chimney pots, cowls and the like : en
  • GB410078A - Improvements in and relating to cut-off devices with sudden closing for cutting off a stream of powdered or granular material circulated in a conduit : en
  • US1958279A - Filter : en
  • US1958374A - Manufacture of composite air-blown : en
  • US1957819A - Refining metal : en
  • US1957965A - Pulverized fuel burner : en
  • DE589791C - Rollable rod for tripods, supports, carriers, etc. like : de en
  • DE596546C - Turntable loading for automatic scales : de en
  • AT137462B - Ceiling construction. : de en
  • US1957599A - Dyestuff of the anthraquinone series and process of making same : en
  • AU1356433A - Improved method of and apparatus for preliminarily shaping inflatable plastic articles such as tyre tubes : en
  • US1957815A - Television apparatus : en
  • FR763826A - Potato masher : en fr
  • DE596749C - Arrangement for voltage regulation for an electrical three-wire distribution system : de en
  • US1957565A - Alarm system : en
  • FR763810A - Adjustable die for solid and perforated bricks and other ceramics : en fr
  • FR763935A - Roasting and pastry oven, vapor-proof and electrically heated from the outside : en fr
  • DE596451C - Device for the remote transmission of data from measuring devices by means of pulses using an intermediate encoder : de en
  • US1958102A - Fungicide : en
  • US1957505A - Throttle : en
  • AT137549B - Control of the shovels on shovel chains for driving vehicles. : de en
  • AU1320833A - Improvements in or relating to stapling devices : en
  • FR43390E - Improvements to electrical devices to produce pulses, especially at low frequencies : en fr
  • GB409972A - Improvements in or relating to carriage escapement mechanism for typewriting and like machines : en
  • FR764052A - Drawing palette for easy and precise application of lipstick : en fr
  • GB410073A - Improvements in spring hammers : en
  • FR763768A - Gear and gear change device for locomotives with internal combustion engines, and other applications : en fr
  • GB410100A - Improvements in and relating to screw propellers and methods of manufacturing the same : en
  • FR763836A - Improvements to the blades of pumps or compressors : en fr
  • GB409974A - Improvements in electrode arrangements for electric arc converters : en
  • GB410024A - Device for rendering the shuttles in the multiple boxes of the slay immovable, for weaving looms of all kinds : en
  • FR763904A - : fr
  • FR763880A - Lead-acid battery : en fr
  • FR763984A - : fr
  • DE596989C - Air filter with individual pockets : de en
  • US1958083A - Method of charging continuous flow reaction containers with alum : en
  • DE1299891U - : de en
  • DE596799C - Training body for hand looms : de en
  • DE596938C - Back suction protection device for clean water pipes : de en
  • FR763947A - Shoe form : en fr
  • DE596764C - Device for excavating an endless ribbon of glass : de en
  • US1958085A - Nozzle tip : en
  • USD92181S - Design fob a stocking : en
  • US1957662A - Locking device : en
  • US1958367A - Thermal electric fuse : en
  • GB410023A - Improvements in or relating to television and like apparatus : en
  • FR763844A - Explosive system and cartridges including application : en fr
  • GB410039A - Improvements in electrical time signalling systems : en
  • US1958300A - Cutting device : en
  • US1957752A - Method and apparatus for amplifying frequency currents : en
  • US1958385A - Lawn sprinkling means and system : en
  • US1957787A - Production of valuable liquid products from carbonaceous materials : en
  • US1958205A - Liquid level indicator : en
  • US1958303A - Friction transmission control device : en
  • FR43387E - Improvements in coke making with simultaneous production of gasoline, light oils and other by-products : en fr
  • US1957547A - Improved dibenzanthrone and process for its manufacture : en
  • US1958070A - Power transmission clutch : en
  • US1957448A - Stock quotation projecting machine : en
  • US1958222A - Safety lamp guard : en
  • AT137420B - Cruciate garter belt. : de en
  • AU1266533A - Improvements in and connected withthe construction of belt pulleys andthe like : en
  • US1957559A - Attachment for printing presses : en
  • US1958019A - Tank cap lock : en
  • US1957537A - Multiplex radiocommunication : en
  • US1958247A - Cathode structure for mercury arc devices : en
  • AU1249533A - Improvements in or relating tothe manufacture of wire fabric or network : en
  • DE596407C - Heating boiler : de en
  • DE596600C - Block printer : de en
  • US1957637A - Brake : en
  • AT137494B - Attachment tape for windows and doors. : de en
  • US1957612A - Combined pail and mop wringer receptacle : en
  • USD92174S - Design for a rubber eraser head for : en
  • AU1527833A - Improvements in and relating to diving hoods andthe like : en
  • FR763828A - Light regulator : en fr
  • US1958058A - Pamphlet binder : en
  • DE596468C - Electrically heated hotplate with a current switching device that switches the heating current on and off by placing and lifting the cooking vessel : de en
  • GB409971A - Improvements relating to the application of rubber : en
  • GB409990A - Improvements in or relating to automobile dashboards : en
  • DE596806C - Circuit arrangement for telephone systems with dialer operation : de en
  • GB409883A - Improvements in or relating to the lubrication of gear units : en
  • DE596590C - Folder for punched cards that are lined up on detachable or hinged holding devices : de en
  • DE596741C - Device for image transmission by telegraphic means with a rotating slotted disc : de en
  • DK48725C - Method and Press for the manufacture of feed briquettes. : da en
  • GB409782A - Improvements in mechanism for controlling the numbers in rotary numbering boxes for printing machines : en
  • AT137487B - Device for protecting electrical installations against insulation faults. : de en
  • CA341406A - Power propelled mower : en fr
  • DE596707C - Method and device for drying : de en
  • FR763840A - Process for sizing all textiles : en fr
  • US1957739A - Airplane control side propeller mechanism : en
  • GB409953A - Improvements in or relating to electric incandescent lamps of tubular form : en
  • US1957930A - Refining white metal scrap : en
  • USD92220S - Design for a spoon or similar : en
  • US1957475A - Window display fixture : en
  • US1957985A - High voltage terminal construction : en
  • CA341383A - Auto top material : en fr
  • US1958013A - Laminated safety glass : en
  • US1957704A - Envelope : en
  • CA341409A - Tobacco pipe holder : en fr
  • DE596717C - Device to protect the buildings against the vibrations caused by motor vehicle traffic : de en
  • FR763950A - Plate clutch : en fr
  • GB409795A - Improvements in safety razors : en
  • DE596537C - Device for preheating the combustion air from waste incineration plants and method for operating the device : de en
  • AT137500B - Method and device for loading containers. : de en
  • CA341426A - Packing : en fr
  • GB409780A - Improvements in electric cables : en
  • US1957532A - Rotary well drilling bit : en
  • CA341538A - Clip : en fr
  • FR764044A - Acceleration and deceleration measuring device : en fr
  • FR763781A - Gear cutting machine : en fr
  • US1957594A - Distributor : en
  • US1957962A - Liquid dispenser : en
  • US1958315A - Prepaeation of effect threads : en
  • DE596913C - Beam splitting system for binocular microscopes : de en
  • DK48718C - Teat cup for milking machines. : da en
  • DE556819C - Heat trap bell for covering cooking, roasting or baking equipment : de en
  • FR763967A - Combined household washer-extractor : en fr
  • GB409826A - Device for arresting drip from bottles and other similar receptacles : en
  • AU1460433A - An improved construction of moving coil loudspeaker : en
  • FR763754A - Electric instrument : en fr
  • DE596724C - Method and device for the manufacture of box bases : de en
  • FR763954A - Advanced roof frame : en fr
  • US1957816A - Combined natural color kit and chart : en
  • US1957892A - Vat dyestuffs of the dibenzopyrenequinone series : en
  • DK48728C - Distillation tank. : da en
  • US1957610A - Milk bottle lock : en
  • US1958011A - Pipe packing : en
  • US1958259A - Automatic steering equipment : en
  • US1958309A - Gravel washer and separator : en
  • FR763891A - Recording device for recording positions occupied by moving parts, in particular for recording positions occupied by switches : en fr
  • FR43369E - Tunnel kiln alone or coupled : en fr
  • FR763989A - Protective, heat conductive and chemical resistant layers : en fr
  • GB409830A - Improvements in or relating to pliers for cutting the insulation on electric cables : en
  • GB410497A - Improvements in or relating to sewing machines : en
  • DK48720C - Label Stamping Device During Labeling Machine Run. : da en
  • FR763905A - Vehicle lighting device : en fr
  • GB410481A - Process for sensitising photographic silver halide emulsions : en
  • FR763949A - : fr
  • GB409913A - Improvements in feeding devices for poultry : en
  • GB409857A - Improvements in and relating to the production of multiple letter sheets or like forms and apparatus to be employed in connection therewith : en
  • GB409937A - Improvements in or relating to aircraft catapulting apparatus : en
  • DE596705C - Method for packing cigarettes or the like in pocket boxes : de en
  • US1957512A - Phonograph reproducer with superaudible frequency : en
  • DE596965C - Device for the row-wise arrangement of terminal bodies made of insulating material for electrical lines, which are connected to one another by transverse tendons to the row axis : de en
  • US1958167A - Blocking arrangement in electric signaling systems : en
  • US1957587A - Gas burner : en
  • US1957674A - Washing, cleaning, emulsifying and wetting-out agent : en
  • US1957541A - Ignition device for internal combustion engines : en
  • US1958143A - Control mechanism for sprinkler alarms : en
  • FR763868A - New homodyne reception process : en fr
  • CA341457A - Cigarette tobacco feeding mechanism : en fr
  • US1957682A - Method of and material for manufacturing apparel : en
  • DE574080C - Process for the production of fittings with angled or double curved surfaces, tubes and other rotating bodies : de en
  • GB409925A - Improvements in or relating to portable drilling and like rotary machines : en
  • GB409911A - Process for the deoxidation and purification of copper : en
  • DE596894C - Device for influencing the filling and releasing of compressed air brakes : de en
  • FR763816A - Float paddle : en fr
  • GB410171A - Improvements in or relating to rubber surfaces and methods of preparing the same : en
  • GB409922A - Improvements in machines for the manufacture of sliding clasp fasteners : en
  • GB409947A - A method of temporarily reducing the total voltage across two or more series-connected rectifier groups for use with a radio transmitter : en
  • US1957809A - Toilet bowl : en
  • DE596472C - Phosphate glasses : de en
  • US1957460A - Convertible wheel structure for vehicles : en
  • DE596512C - Coil winding machine : de en
  • GB410498A - Improvements in or relating to the colouration of cellulose esters and ethers : en
  • US1957692A - Air brake : en
  • DE596624C - Clamping device for trellis wires : de en
  • FR763813A - Process for the production and placement of bituminous material for road surfacing : en fr
  • FR763849A - Pressurized air boiler : en fr
  • GB409818A - Improvements in charging machines for glass-annealing leers : en
  • FR43353E - Bottle improvement : en fr
  • FR43355E - Improvements to containers for mushroom white : en fr
  • FR43397E - Process for the preparation of pure anhydrous sodium sulfide : en fr
  • FR763964A - Transparent, flexible and foldable curtain for display cases, bookcases, cupboards and similar furniture : en fr
  • DE596316C - Liquid manure distributor with round slide closure : de en
  • GB409868A - Improvements in or relating to sole and heel pads for boots shoes and the like and to the manufacture thereof : en
  • DE595477C - Process for the absorption of hydrogen sulfide, carbonic acid or other gas components : de en
  • FR763982A - Tire tire for vehicles running on rails : en fr
  • GB409858A - Improvements in and relating to telephone cables : en
  • DE596541C - Device for cutting pies, cakes, etc. like : de en
  • DE596614C - Seal on oven doors : de en
  • GB410063A - Improvements in or relating to lamps : en
  • DE596745C - Process for increasing the mechanical strength of insulators made of ceramic mass : de en
  • GB410101A - Improvements in or relating to folding mechanisms particularly for printing machines : en
  • DE596606C - Cascade connection of main asynchronous machine with commutator rear machine : de en
  • GB409986A - Improvements in or relating to thermionic oscillation generator arrangements suitable for use in radio transmitters and the like : en
  • GB410737A - Improvements in and relating to the separation of dry materials : en
  • DE596698C - Replaceable rubber tread : de en
  • DE596473C - Razor blade dryers : de en
  • FR763782A - Improvements to receptacles intended to contain fluids : en fr
  • GB409833A - Improvements in and relating to casting reels used in angling : en
  • GB410117A - Improvements in or relating to the production of raised photomechanical printing surfaces : en
  • GB409929A - Improvements in and connected with locking means for electric lamps and other devices : en
  • GB410111A - Improvements relating to hydraulic accumulator mechanism for the rolls of sugar canemills, rolling mills, mangles and the like : en
  • US1957629A - Temperature regulator : en
  • US1958244A - Combined lock and latch bar : en
  • AT137457B - Rubber thermophore. : de en
  • USRE19158E - Air brake apparatus : en
  • AT137463B - Control device for electric knitting machine drives. : de en
  • AT137475B - Method for producing joints and elastic connections between two elements and means for carrying out the method. : de en
  • US1958350A - Clock winding mechanism : en
  • US1957796A - Tuning arrangement : en
  • US1958301A - Apparatus for cooling coffee, etc. : en
  • DE596697C - Device for cutting flat material webs : de en
  • DK48719C - Freewheel hub with drum entry brake for bicycles or other means of transport. : da en
  • FR763773A - Lighting dynamo with switch for battery ignition : en fr
  • GB409834A - Improvements in air cooled condensers for aircraft : en
  • GB409872A - Improvements in gear change mechanism more particularly applicable to motor vehicles : en
  • GB409983A - An improved process of and apparatus for the production of bent iron and steel sections : en
  • US1957703A - Radiator : en
  • US1958075A - Means for adjusting the cutters of boring machines and the like : en
  • FR763791A - Device for controlling lighting or other devices of a motor vehicle : en fr
  • GB410084A - Improvements in cam mechanisms for picking mechanisms for looms for weaving : en
  • DE596988C - Safety device for closed gas stoves, gas stoves, etc. like : de en
  • GB410136A - A method and mechanism for the purpose of producing linear and angular motion : en
  • FR763870A - Process for covering ferrous metals with an alloy which protects them against corrosion and new industrial products obtained by applying said process : en fr
  • FR763841A - Driving process for piles, sheet piles, piles, tubes : en fr
  • GB409827A - Improvements in and relating to furnace walls and blocks therefor : en
  • GB410140A - Improvements in the construction of boats : en
  • US1957652A - Apparatus for the treatment of heavy oils and other similar products with a view to their conversion into lighter products : en
  • FR763918A - Grille for automotive radiators or other applications : en fr
  • FR763832A - Emulsifying powder making it possible to obtain aqueous emulsions of mineral oils with a view in particular to the treatment of plants : en fr
  • FR763833A - Deliquescent powder to improve the treatment of plants with fungicides or pulverulent insecticides : en fr
  • CA341425A - Brick : en fr
  • FR764029A - Manufacturing process of a new intermediate in the manufacture of dyes : en fr
  • GB409767A - Improvements in and relating to fluid pressure braking apparatus : en
  • GB409906A - Improvements in removable false end caps or adapters for electric lamps : en
  • FR43368E - Aviation engine automatic tuning process : en fr
  • FR43391E - Knitting machine : en fr
  • FR763931A - Device for the distribution of pasty products : en fr
  • DE596689C - air cleaner : de en
  • FR763941A - Method for the rational manufacture of sleepers with bosses, and apparatus used therefor : en fr
  • CA341560A - Textile apparatus : en fr
  • FR43359E - Improvements to leaf suspension springs : en fr
  • FR763818A - Instant closing and fitting system for crates and other packaging : en fr
  • FR43354E - Radiator cap : en fr
  • FR763932A - : fr
  • GB409798A - Improvements in or relating to devices for supporting articles to be dried or aired : en
  • AT137473B - Sealing strips on suction boxes of paper machines or the like and a method for their production. : de en
  • DE596666C - Railway center buffer coupling with steel and rubber springs arranged on the drawbar on both sides of the head sill of the vehicle frame : de en
  • DE596682C - Overflow device for pressure gauge : de en
  • GB409840A - Improvements in or relating to loose leaf binders, and the like : en
  • GB409991A - Metal tube particularly for locating electrical conductors : en
  • AT137540B - Device for multiple transmission of measured quantities. : de en
  • AU1383133A - Process forthe production of valuable hydrocarbons : en
  • US1957552A - Preheating boiler feed-water : en
  • US1957922A - Method of making nuts and like articles : en
  • US1957693A - Time instrument : en
  • DE596701C - Process for filling granular or powdery bulk goods into valve bags : de en
  • DE596812C - Clamping column for rock drilling machines : de en
  • GB409879A - Improvements relating to vee type knife sharpeners : en
  • US1957709A - Woodworking clamp : en
  • FR763759A - Further training in the establishment of railway lines : en fr
  • DE596605C - Two-layer winding or such a corresponding single-layer winding for electrical machines with three or more, but an odd number of parallel winding branches per phase that does not have a common divider for the number of pole pairs : de en
  • CA341557A - Bas-relief production : en fr
  • GB409786A - Means for compressing and inserting piston rings into cylinders : en
  • GB409993A - Improvements in stabilising devices for aircraft : en
  • DE596680C - Process for roasting pyrite : de en
  • US1958022A - Toothbrush holder for tooth powder cans or containers : en
  • US1958125A - Hose coupling : en
  • US1958389A - Emergency brake release and cut-out valve : en
  • US1957627A - Envelope or like container : en
  • USD92178S - Design for a spoon ob similar article : en
  • US1957576A - Air moistening device : en
  • US1958142A - Tank : en
  • US1957525A - Camera : en
  • US1957680A - Stoker mechanism : en
  • CA341500A - Light signal for railways : en fr
  • US1957549A - Billiard chalk holder : en
  • US1957632A - Radio time control : en
  • AU1458733A - A sealing device : en
  • US1957841A - Sleeve pressing machine : en
  • US1957688A - Treatment of grain products : en
  • US1958069A - Transmission belt and method and apparatus for making the same : en
  • US1957528A - Method of precipitating titanium compounds : en
  • FR763855A - Liquid flow indicator : en fr
  • FR763895A - Method of quay equipment by means of support frames : en fr
  • GB409907A - Improved self-opening screw-threading die : en
  • USD92218S - Design for a drinking glass : en
  • GB409820A - Builders wall plough for pointing work : en
  • FR763872A - Electrical connection device : en fr
  • GB409773A - Improvements in or relating to the production and use of diphenyl derivatives : en
  • DE596595C - A back and forth movable spraying device arranged on a sheet-fed printing machine for spraying freshly printed sheets with liquid, solidifying substances : de en
  • US1957457A - Optical rectifying system for moving picture projectors and cameras : en
  • US1958383A - Method and apparatus for obtaining intimate contact between a gas and liquid : en
  • DE596983C - Large-length spray device for atomizing liquids using compressed air, especially on the inner surfaces of block molds : de en
  • FR763804A - Automatic funnel for all liquids : en fr
  • GB409787A - Improvements relating to rotary pumps or the like for any suitable purpose : en
  • GB409988A - Improvements in devices for mechanical separation of dust in gases : en
  • US1957531A - Lamp socket : en
  • US1958181A - Apparatus for producing tubing or the like : en
  • DE1299840U - : de en
  • GB410040A - Improvements in and relating to cardboard and like collapsible boxes : en
  • FR763885A - Development of warping machines : en fr
  • GB410049A - An improved process of and apparatus for operating explosion chambers and associated heat exchangers, in particular for gas turbines and the like : en
  • GB410154A - Electromagnetic apparatus for producing vibrating or reciprocating motion : en
  • GB409968A - Improvements in or relating to shock absorbers : en
  • GB409997A - Improvements in or relating to breech bolts for firearms : en
  • USD92169S - Design for a lip stick case : en
  • DE596458C - Device for the continuous production of clear ice : de en
  • DE596552C - Device for separating spherical particles of a certain size from a powdery mixture : de en
  • DE596822C - Process for the preparation of Oxybenzo- or Oxynaphthothiazolcarbonsaeurearylamiden : de en
  • GB409875A - Improvements in and relating to the cracking of hydrocarbon oils : en
  • US1957491A - Discharge printing : en
  • US1957574A - Shoe buttoning machine : en
  • USD92199S - Design for a spectacle front : en
  • GB410001A - Improved manufacture of tri-alkali phosphate from ferrophosphorus : en
  • GB410134A - Improvements in or relating to apparatus for marking roads or ways : en
  • US1957774A - Oven regulator : en
  • US1958304A - Electrode housing : en
  • DE596743C - Circuit arrangement for two-way transmission systems with echo barriers arranged in the vicinity of the fork point : de en
  • DE596825C - Deterrents : de en