• US1839510A - Friction brake : en
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  • US1840285A - Method of making shirt studs : en
  • CA318754A - Scanning system : en fr
  • US1840028A - Process for refining lead-bismuth alloys : en
  • CA318662A - Impregnating and coating composition : en fr
  • US1839517A - Exposure indicator for photographic shutters : en
  • US1839794A - Railway switch locking apparatus : en
  • US1840073A - Stencil printing mechanism : en
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  • DE541031C - Device for sticking labels on the front and side surfaces of packs : de en
  • FR717135A - Utensil for cooking shell eggs : en fr
  • FR717305A - Portable Combination Table and Seating : en fr
  • GB364616A - Improvements in or relating to circular rib knitting machines : en
  • US1840076A - Recovery of sulphur from sulphur dioxide : en
  • US1839193A - Therapeutic gas generator : en
  • CA318713A - Rock drilling operation : en fr
  • CA318726A - Pulp disintegrating apparatus : en fr
  • GB364233A - Improvements relating to fluid operated mechanisms for machine tools or other purposes : en
  • GB364605A - Process for the preservation of marmalades, jams, jellies, fruit juices and other preserved fruit without heating being resorted to : en
  • US1839452A - Hinge : en
  • US1840131A - Testing machine : en
  • USD85946S - Design for a coat : en
  • US1840181A - Tractor hitch : en
  • US1839813A - Dumping fork : en
  • US1839956A - Color printing : en
  • US1840141A - Metal furniture : en
  • AU3092230B - Hasp fastenings for attache cases, trunks, boxes andthe like : en
  • DE541207C - Fitting for the face of boards : de en
  • US1839230A - Vacuum pressure frame : en
  • US1839934A - Motor controller : en
  • US1840110A - Fountain pen : en
  • DE541283C - Continuous fruit and filter press with reciprocating pistons : de en
  • US1839569A - Adjustable machine tool : en
  • US1839868A - Method of treating impregnated insulation : en
  • US1839671A - Method of and apparatus for popping corn : en
  • AU364031A - Method of operating elongated explosion chambers, in particular for internal combustion turbines and apparatus therefor : en
  • CA318615A - Method of removing malodorous gases formed in pulp manufacture : en fr
  • CA318735A - Packing gland : en fr
  • FR717173A - Talking machine needle : en fr
  • FR717225A - Engine fuel and method of manufacturing it : en fr
  • CA318599A - Container for dressed fowls : en fr
  • US1840220A - Manifolding system for internal combustion engines : en
  • FR717281A - Oil collector for friction discs, especially applicable to textile machines : en fr
  • FR717324A - Process for removing naphthalene and gum-forming constituents from gases : en fr
  • GB364250A - Improvements in and relating to table jellies : en
  • AU2997130B - Improvements inthe structure of wings for aircraft : en
  • FR717308A - Orientation size for joint nail tips and joint nails with this size : en fr
  • US1840038A - Golf cup for sand greens : en
  • CA318652A - Apparatus for the photographic recording and reproducing of sound : en fr
  • DE540984C - Process for the production of pure zinc sulphate from alkalis containing zinc sulphate and sodium sulphate : de en
  • GB364340A - Improvements in or connected with magazine-loading firearms : en
  • AU371931A - Improvements in harvester threshers : en
  • AU270331A - Means forthe projection on screens or areas of large sizes or measurements : en
  • AU3092130B - Improvements in and relating to vaporizing apparatus for use in connection with oxygen andother liquefied gases, in particular forthe supply of welding andother outfits : en
  • CA318629A - Apparatus for purifying oil used in tin coating machines : en fr
  • US1839817A - Fountain pen : en
  • US1840250A - Car retarder for railroads : en
  • US1839222A - Garment attachment : en
  • FR717214A - Improvements made to diffusers or burners for diesel engines without compressor and with pre-combustion chamber or air tank : en fr
  • US1839743A - Electric hammer : en
  • US1839771A - Expansive underreamer : en
  • FR717469A - Method and device for heat transmission : en fr
  • FR717330A - New device allowing easy loading of loads such as open coal sacks on trucks or wagons : en fr
  • US1839425A - Temperature control : en
  • USD85927S - William j : en
  • US1839605A - Garment hanger : en
  • US1839824A - Floor scrubbing machine : en
  • DE540886C - Paper roll attachment : de en
  • DE541110C - Method and device for defense against frost damage : de en
  • US1839796A - Gas burner tip : en
  • DE541371C - Foundry plant with two conveyor tracks arranged one above the other : de en
  • US1839508A - Lubricating system for driers : en
  • US1840217A - Curtain protector : en
  • US1839204A - Shoe form : en
  • US1839406A - Keyless lock : en
  • FR717592A - Spray carburettor with air throttle device cooperating with a fuel regulator : en fr
  • FR717280A - Dancer doll : en fr
  • USD85941S - Design fob : en
  • CA318689A - Dump car : en fr
  • US1839212A - Artificial silk thread making apparatus : en
  • US1839260A - Shoe machine : en
  • US1839458A - Rotary sleeve valve internal combustion engine : en
  • US1840218A - Gas meter : en
  • US1839509A - Roundabout : en
  • US1839973A - Machine for sorting and counting paper money : en
  • USD85926S - of toledo : en
  • GB364277A - Improvements in the manufacture of non-splintering compound transparent sheets : en
  • GB364402A - Improved method and means for use in plastering walls and the like : en
  • GB364180A - Improvements in and relating to internal combustion engines using a mixture of hydrogen and oxygen as fuel : en
  • GB364223A - An improved method of producing smokeless hunting and practice powder : en
  • US1839551A - Floor covering : en
  • US1839592A - Rotary engine construction : en
  • US1839612A - Method of forming cementitious bodies at elevated temperatures : en
  • US1839844A - Drill pipe and propeller shaft : en
  • US1840042A - Conveying apparatus : en
  • US1840277A - Resilient gear : en
  • AU159331A - Improvements in or relating to smokers' ash receptacles : en
  • US1840278A - Fence rail connection : en
  • DE541119C - Process for the production of a colored sound image film : de en
  • DE541250C - Coke oven charging machine : de en
  • FR717334A - Advanced training in electric ovens : en fr
  • FR717373A - File (or rasp) formed from saw blades : en fr
  • GB364466A - Method of making fibrous substances impermeable to fluids : en
  • DE541170C - Process for the preparation of alkylated phenols : de en
  • FR717269A - Braking device for reel holder : en fr
  • GB364208A - Amusement ride of the horse race and steeplechase type : en
  • GB364667A - Improvements in knock-down or stunning pens for the humane slaughter of animals : en
  • GB364328A - A flash point testing machine : en
  • GB364516A - Process of and apparatus for thickening wood oil : en
  • GB365070A - An improved machine for looping tied strings into a chain of loops : en
  • US1839755A - Leaning wheel : en
  • US1839486A - Medicament carrier : en
  • GB364310A - Improvements in or relating to pivotal joints or flexible supports : en
  • GB364481A - Improvements in or relating to high tension electric cables : en
  • GB364213A - Improvements in pulverising mills : en
  • GB364440A - Fireproof lathing : en
  • GB364634A - Improvements relating to devices employed in measuring for boots or shoes : en
  • US1839543A - Pin ticket : en
  • DK45078C - Apparatus for volumetric Measurement of gaseous or liquid substances. : da en
  • DE540967C - Device for maintaining the vault of metallurgical ovens : de en
  • GB364456A - Device for preventing the theft of incandescent electric lamps : en
  • FR717122A - Improvement of cisterns for water closets or others : en fr
  • FR717438A - Improvements to constant acceleration starting processes of DC motors : en fr
  • DE540940C - Process and mold for the final blow molding of raw quartz moldings : de en
  • DE541089C - Device for protecting the starting resistors of an induction motor : de en
  • FR717327A - Trolley support for curtain doors : en fr
  • DE540821C - Process for drying cardboard and other plate-shaped bodies : de en
  • FR717194A - Production of new stable disazos : en fr
  • FR717278A - Radio receiver with heating and plate batteries mounted inside and easily interchangeable : en fr
  • DE540957C - Drum mill for paper and cardboard manufacture : de en
  • DE541094C - Thread guide with an exchangeable tube for cotton knitting machines held between resilient claws : de en
  • GB364381A - Articles of jewellery and personal ornaments : en
  • FR717326A - Automatic tipping device for liquid measuring devices with two measuring vessels : en fr
  • CA318751A - Television system : en fr
  • FR717210A - Improvements to flexible gas hoses : en fr
  • DE541227C - Removal device for pressure bottles with liquid carbonic acid : de en
  • US1839479A - Electric incandescent luminous tube : en
  • US1839632A - Method of and apparatus for treating oil wells : en
  • FR717162A - Powder box : en fr
  • GB364651A - Improvements relating to gyratory cone crushers : en
  • FR717105A - Improvements to electrical control and signaling installations : en fr
  • FR717338A - Improvements to gear cutting machines : en fr
  • GB364607A - Improvements in machine guns : en
  • GB364469A - Improvements in and relating to screw pumps : en
  • GB365031A - Improvements in or relating to circular knitting machines : en
  • US1839789A - Rolling sheets : en
  • DE540999C - Process for the gentle distillation of petroleum products for the production of lubricating oils : de en
  • US1839695A - Hypodermic syringe : en
  • USD85911S - A corpobation of connecti : en
  • US1839646A - Diverging jet cutting tip for cutting torches : en
  • USD85907S - Almeb h : en
  • US1839492A - Scoring mechanism for use in envelope making machines : en
  • US1839923A - Toilet seat : en
  • GB364357A - Improvements relating to fluid operated metal cutting and like machine tools : en
  • GB364670A - : en
  • US1839812A - Eyebar : en
  • US1839918A - Closure applying machine : en
  • US1839974A - Hydrogenation of carboxylic acids : en
  • DE541006C - Method and device for hardening glass panes : de en
  • FR717399A - Switching devices for high frequency transmission lines : en fr
  • GB364591A - Handle for trunks, travelling bags and the like : en
  • US1839381A - Antenna plug : en
  • US1839574A - Adjustable fastener for gloves and shoes : en
  • FR717198A - Shade with stretched fabric : en fr
  • US1840155A - Motor vehicle equalizing and suspension system : en
  • FR717254A - Improvements to electrical circuit breaker contacts : en fr
  • US1839231A - Rod wiper : en
  • US1839594A - Bracket : en
  • FR717498A - Improvements made to devices generating oscillations : en fr
  • FR717460A - Thomas slag manufacturing process : en fr
  • GB364294A - Improvements in belt conveyors : en
  • GB364424A - Improvements in and relating to printing cylinders for carrying intaglio printing plates for intaglio printing machines : en
  • DE541279C - Soap for cleaning and protecting wool, feathers and hair against textile pests : de en
  • DE541399C - Electric incandescent lamp with a slotted screen arranged inside the glass bulb : de en
  • US1839268A - Medicine glass : en
  • DE541148C - Process and device for the production of phenol in the form of sodium phenolate from phenol-containing waters : de en
  • GB364649A - Improvements in and relating to gear wheel or like pumps and apparatus for measuring or feeding plastic substances : en
  • DE541274C - Device for measuring the liquid content of closed vessels : de en
  • DE541275C - Diving laces : de en
  • FR717538A - Process for making aromatic amines using phenols and ammonia or amines : en fr
  • GB364160A - Improved method of constructing tunnels under water, together with bridges above said tunnels : en
  • GB364367A - An improved device for stacking letters, documents and the like : en
  • AU85131A - Improvements in or relating to wireless receiving apparatus : en
  • DE541092C - Elastic knitted varicose vein stocking : de en
  • DE541125C - Radial and to enable a wobbling movement by means of a compressible rubber ring, elastic grinding wheel attached to its shaft and replaceable : de en
  • US1839871A - Display construction : en
  • US1840002A - Steam shovel : en
  • US1840169A - Combination clamp and drift pin : en
  • GB364613A - Improvements in or relating to the preparation of titanium compounds : en
  • GB364313A - Improvements in and relating to textile piece boards : en
  • GB364317A - Improvements in and relating to trolley wire clamps : en
  • GB364319A - Improvements in or relating to the optical projection of images : en
  • GB364329A - Improvements in and relating to medical, zoological and botanical specimens : en
  • GB364599A - Improvements relating to electrical discharge devices : en
  • US1839943A - Spring shackle : en
  • US1839999A - Steam trap : en
  • GB364255A - Improvements in the manufacture and production of acetaldehyde and acetic acid : en
  • US1840001A - Distance meter : en
  • US1840072A - Electrical connecting device : en
  • USD85961S - steckler : en
  • FR717260A - Butter molding machine : en fr
  • FR717403A - Dishwasher : en fr
  • GB364235A - Improvements in or relating to winding gear for deep shafts : en
  • GB364423A - A process for the cleansing of rags, fibres, cellulosic materials of a like kind and the removal therefrom of rubber, gutta percha, rosins, oils, fats, waxes and like materials : en
  • DE541084C - Double crossing switch in drag switch design : de en
  • GB364603A - Improvements in and relating to systems of frequency modulation : en
  • FR717106A - Improvements to water heaters and similar devices : en fr
  • FR717382A - Multi-part hinged door : en fr
  • FR717155A - Improvements in methods and apparatus for drying artificial silk thread cakes : en fr
  • GB364209A - Improvements in automatic steering mechanisms for self propelled devices : en
  • DE540972C - Compressed air compression molding machine with fluid-controlled lowering of the plunger : de en
  • DE541251C - Device for the mechanical drive of the pressure screws when locking coke oven doors : de en
  • DE541057C - Lens shutter with time release mechanism : de en
  • US1839571A - Control means for power transmission devices : en
  • US1839240A - Scouring implement : en
  • US1839867A - Radio apparatus : en
  • US1840010A - Engine cooling apparatus : en
  • US1840215A - Radio condenser : en
  • AU2997130A - Improvements inthe structure of wings for aircraft : en
  • US1839732A - Process for determining the location of substances having alpha different electrical conductivity from surrounding media : en
  • FR717236A - Seat operated flush toilet : en fr
  • IE12417L - Telephony. : en
  • FR717537A - Disazo dyes and their method of application : en fr
  • DE541130C - Firearm in carriage with directional handles and shoulder piece : de en
  • GB364515A - Improved lock : en
  • GB364527A - Improvements in or relating to mail chutes : en
  • DE541174C - Hydraulic stamping press, especially for stereotypists : de en
  • DE541147C - Process for the preparation of water-soluble salts of phenylquinoline carboxylic acids and their derivatives : de en
  • DE541177C - Device for attaching wax stencils to a holder in rotary stencil printers : de en
  • US1839248A - Fluid-tight joint for water heaters : en
  • US1839467A - Distance relay : en
  • US1839507A - Mechanism for reversing and removing phonograph records : en
  • US1839578A - Method of erecting tanks : en
  • FR717245A - Control device for wireless telegraphy apparatus : en fr
  • FR717499A - Improvements to methods and apparatus for transmitting and receiving orders : en fr
  • GB364140A - Electromagnetic relay arrangement for indicating temperature : en
  • GB364448A - Improvements in caps for carbon electrodes for dry batteries and so forth : en
  • US1839675A - Clothing : en
  • US1840019A - Automatic stoker : en
  • DE540941C - Grudeherd : de en
  • FR717410A - Milking machine, with electrically operated pulsating device : en fr
  • GB364196A - Improvements in electric switch-fuses : en
  • GB364354A - Improvements in or relating to the manufacture of panels and sbeets for building and other constructional purposes : en
  • US1839581A - Registbation op valve chests and bushings : en
  • US1840029A - Sifter control : en
  • DE540992C - Open electric hotplate with overflow protection, in which the bedding for the heating wires is divided while leaving air gaps : de en
  • US1839815A - Infinitely variable speed transmission mechanism : en
  • US1840293A - Hand truck : en
  • AU258731A - Process of and apparatus forthe electrical melting of glass : en
  • US1839309A - Collapsible umbrella : en
  • US1839706A - Electrotelescopy : en
  • US1839787A - Cutter mounting for reamers : en
  • CA318593A - Teething and massaging device : en fr
  • USRE18319E - Assionob : en
  • AU2921330B - Improvements in or relating to motor driven railroad vehicles : en
  • US1839636A - Milk bottle holder : en
  • US1840242A - Portable typewriter attachment : en
  • DE540629C - Two-rope gripper : de en
  • DE541101C - Tower construction for cable cranes, cable excavators, etc. like : de en
  • CA318655A - Phonograph apparatus : en fr
  • US1839669A - Printer's hook : en
  • US1839972A - Display device : en
  • US1839478A - Making phosphoric acid : en
  • DE541114C - Preparation and milling procedures for grain : de en
  • CA318739A - Listing and checking machine : en fr
  • DE541288C - Stripping nozzle for objects to be painted : de en
  • CA318638A - Accounting system and apparatus : en fr
  • DE540708C - Induction furnace for the continuous melting of aluminum : de en
  • DE541212C - Process for cleaning exhaust gases from internal combustion engines : de en
  • US1840185A - Attachment for boats : en
  • DE541203C - Shoe cleaning machine : de en
  • AU3041330A - Improvements in cooking stoves : en
  • US1839730A - Safety valve : en
  • US1840032A - Brake : en
  • DE540961C - Golf clubs : de en
  • DE541003C - Movable molding machine : de en
  • US1839329A - Circuit breaker : en
  • US1840003A - Identification umbrella handle : en
  • FR717312A - Method for consolidating flat arched springs : en fr
  • AU3055730B - Improvements in and relating to driving waggon : en
  • FR717468A - Improvement in thermal insulation processes and its applications : en fr
  • GB364237A - Improvements relating to the control of distant mechanisms by wireless communication : en
  • GB364201A - Improvements in or relating to the production of ammonium salts : en
  • GB364289A - Improvements in or relating to the manufacture of electric cables and articles made of lead or lead alloys : en
  • CA318608A - Building structure : en fr
  • US1839429A - Tread strip forming machine : en
  • US1840021A - Closure : en
  • US1839738A - Apparatus for effecting catalytic reactions between gases under pressure and at high temperature : en
  • US1840045A - Pump for refrigerating apparatus : en
  • FR717298A - Process for modifying the properties of black soaps and mixtures thereof : en fr
  • US1840229A - Double salts : en
  • US1839316A - Spindle drive for machine tools : en
  • US1839830A - Pistol : en
  • CA318576A - Photoelectric musical instrument : en fr
  • US1839503A - Wearing apparel : en
  • FR717437A - Improvements to the manufacturing processes for shoe stiffeners : en fr
  • FR717502A - Car trailer for high tonnages : en fr
  • FR717378A - Device for removing and refitting tires : en fr
  • AU2974730B - Improvements inthe art of illumination : en
  • GB364194A - Improvements relating to lubricant pumps or guns : en
  • GB364428A - Improvements relating to hinged windows, fan-lights, ventilators and the like : en
  • GB364229A - Improvements in or relating to the method of and apparatus for applying tensile and elongation tests to materials : en
  • GB364451A - Improvements in or relating to locking devices for hub caps : en
  • US1839436A - Method of producing composite articles : en
  • US1839788A - Foldable extension device : en
  • US1839717A - Cigarette making device : en
  • US1839904A - Vacuum tube device : en
  • GR3473B - BODY WITH BROKER AND REGULATION. : el en
  • CA318565A - Method for defrosting refrigerators : en fr
  • FR717249A - Device for carrying out gas analysis according to the principle of thermal conductivity : en fr
  • US1839335A - Protective device for film projecting apparatus : en
  • US1839718A - Mower guard : en
  • FR717542A - Support for mobile lights or other objects : en fr
  • GB364200A - Improvements in choking coils for heavy current networks : en
  • DE530688C - Device for embroidering fabrics with thread loops : de en
  • DE541035C - Process for the preparation of molecular compounds of the alkali, alkaline earth and magnesium salts of 2-phenylquinoline-4-carboxylic acid with 1-phenyl-2,3-dimethyl-4-dimethylamino-5-pyrazolone or 1-phenyl-2,3-dimethyl -5-pyrazolone : de en
  • US1840093A - Method of and apparatus for starting alternating current motors : en
  • FR717495A - Improvements to optical weighing devices : en fr
  • US1840204A - Doorknob mount : en
  • GB365145A - Improvements in or relating to coupling devices for tractor-trailers : en
  • GB364399A - Improvements in covering devices or guards for the burners of oil or spirit stoves : en
  • GB365051A - Improvements in or relating to punching machines : en
  • GB364501A - Improvements in the manufacture of electric incandescent lamps or the like articles : en
  • FR717291A - Washing machine improvements : en fr
  • FR717340A - Improvements in devices for measuring, cutting and winding linoleum or oilcloth : en fr
  • GB364454A - A holder for adapting yellow screens and extension lenses to lens mounts : en
  • GB364498A - Improvements in or relating to burner fittings for furnaces : en
  • GB364215A - Improved method of and apparatus for carrying out catalytic gas reactions : en
  • FR717112A - Automatic rescue device : en fr
  • FR717191A - Method and device for wireless transmission of signals : en fr
  • GB364495A - Improvements in foot arch supports : en
  • DE540908C - Self-seller for electricity, gas, petrol or the like. : de en
  • IE11720L - Spout attachment and strainer : en
  • FR717264A - Beating machine : en fr
  • GB364570A - A method of, and apparatus for marking film strips by printing, impression or stamping : en
  • DE541222C - Inevitable Schaeftezug for high and low machine : de en
  • DE541018C - Power transmission means for shaft couplings : de en
  • DE541205C - Steam cooker for bulk feeding : de en
  • DE541048C - Process for cleaning montan wax : de en
  • DE541276C - Diving laces : de en
  • FR717300A - Process for obtaining high-value fatty acids from oils and fats containing fatty acids and furthermore unsaturated components : en fr
  • GB364673A - An improved board for teaching arithmetic : en
  • FR717396A - Tanning process for hides and skins : en fr
  • FR717489A - Golf Club Bag Improvements : en fr
  • CA318564A - Anti-skid device for tires : en fr
  • US1839490A - Apparatus for distributing parts : en
  • US1839537A - Expanding reamer : en
  • FR717420A - Further development of bicycle lanterns : en fr
  • DE540684C - Roll calibration for pilgrim step mills : de en
  • GB364434A - Improvements relating to document files : en
  • GB364512A - Improvements in or relating to servo-motor mechanism for the operation of carillons : en
  • GB364621A - Process and apparatus for the manufacture of articles of reinforced concrete : en
  • IE12147L - Polishing device : en
  • GB364415A - Improvements in and relating to electrical musical instruments : en
  • GB364339A - An improved spare wheel carrier for motor vehicles : en
  • US1839538A - Contact : en
  • US1839857A - Washing machine : en
  • US1839215A - Electric clock : en
  • US1839315A - Moving picture projector : en
  • US1839835A - Screw driver : en
  • DE541076C - Device for drying steam or separating sharp-edged or other dust from air or gases : de en
  • US1839897A - Mechanical pencil : en
  • US1839773A - Rayon manufacture : en
  • US1840123A - Tractor guide : en
  • US1840200A - Chemical loop drier conveyer : en
  • GB365144A - Improvements in filing cabinets : en
  • US1840005A - Back band hook : en
  • DE541107C - Instrument to determine ametropia : de en
  • FR717257A - Improvements to liquid cleaners, such as engine lubricating oil cleaners : en fr
  • GB364577A - Improvements in and relating to the control of electric propulsion machinery : en
  • US1839398A - Brush block assembly : en
  • US1839885A - Coin changer : en
  • US1840175A - Tobacco press : en
  • US1839337A - Collar : en
  • US1839720A - Gas producer : en
  • GB364265A - Improvements relating to lock nuts : en
  • GB364517A - Stop-motion and brake mechanism for the spindles of twisting, spinning and spooling frames : en
  • US1839611A - Pump operating mechanism : en
  • DE471674C - Electrically operated locking device for vertical chamber ovens : de en
  • DE541260C - : de en
  • FR717354A - Improvements to photoelectric cells : en fr
  • FR717363A - Combined device for extracting cherry and olive pits : en fr
  • FR717380A - Connection box for overhead-underground telephone lines : en fr
  • FR717464A - Board game : en fr
  • GB364286A - Improvements relating to hot water supply apparatus : en
  • GB364494A - Improvements in method and apparatus for drawing tubes : en
  • GB364325A - Improvements in gas regulating devices : en
  • FR717447A - Improvements in knitting looms : en fr
  • US1839313A - Stall construction : en
  • US1839661A - Illuminated spirit level : en
  • US1840051A - Milling machine : en
  • US1839937A - Lamp shade construction : en
  • FR717266A - Improvements in processes for recovering metallic aluminum from materials containing it : en fr
  • FR717350A - Automatic switch-off for motor trolleys : en fr
  • DE541257C - Process for the preparation of derivatives of 2-arylquinoline-4-carboxylic acids : de en
  • FR717477A - Sheets for drying mechanical razors : en fr
  • GB364377A - Improvements relating to catches or fastenings for the sliding rails of drop-side cots or bedsteads : en
  • DE540845C - Device for producing a letterpress : de en
  • USD85952S - Design fob : en
  • US1839786A - Illuminated sign : en
  • DE541007C - Hand tool for cutting cheese or the like. : de en
  • US1839299A - Alternating current machine : en
  • US1840197A - Horse collar cushion : en
  • GB364214A - Improvements relating to the construction of floors and ceilings : en
  • GB364429A - Improvements in or relating to the construction of photographic film spools : en
  • FR717507A - Battery locomotive : en fr
  • GB364285A - Method of and means for collecting and governing the storage of gas derived from sewage treatment : en
  • GB364315A - Ventilator for motor cars and other vehicles : en
  • CA318665A - Conductor and ground wire support : en fr
  • GB365055A - Improvements in or connected with sectional huts and the like : en
  • US1839567A - Wrapping machine : en
  • US1839559A - Control system : en
  • US1839849A - Turbine cylinder : en
  • USD85957S - Design for a holder for pot or other flowers : en
  • FR717145A - Improvements in the manufacture of amidines : en fr
  • FR717304A - Agricultural roller refinements : en fr
  • FR717190A - Metal steam rectifier with anode screens arranged in protective anode tubes : en fr
  • FR717384A - Sealant-free fastening device for glass roofs : en fr
  • GB364234A - Improvements in roller bearings : en
  • GB364371A - Improvements in hinge joints : en
  • GB364592A - Improvements in rock drills : en
  • US1839836A - Anti-freeze feeder for pipe lines : en
  • FR717102A - New sole and shoes with application : en fr
  • FR717235A - Machine for molding and mechanically marking the soap on six sides : en fr
  • GB364499A - Improvements in thread and yarn oiling devices for use in winding or spooling apparatus : en
  • US1839600A - Collapsible shoe tree and stretcher : en
  • FR717351A - Tar sweeping wheelbarrow : en fr
  • GB364139A - Improvements in stamping or printing and recording mechanism : en
  • US1839324A - Machine for making bricks and the like : en
  • US1839557A - Bearing grinder : en
  • US1839562A - Vacuum tube : en
  • DK45072C - Gearshift device for Automobiles and the like. : da en
  • FR717141A - Method and device for manufacturing hollow bodies of fibrous material : en fr
  • CA318756A - Rolling machine : en fr
  • DE541067C - Device for arranging drawing board pins in perforated plates : de en
  • DE541360C - Process for the production of brown coal coke briquettes : de en
  • US1839698A - Cable splice : en
  • US1840180A - Gas control : en
  • US1839650A - Transmitter system : en
  • US1840066A - Walking beam : en
  • FR717387A - Long distance pipes for high pressure live steam : en fr
  • FR717540A - Improvements to electric induction furnaces : en fr
  • US1839906A - Mechanism for operating signal switches : en
  • FR717482A - Support for folding furniture parts and adjustable tilt : en fr
  • DK45075C - Washing machine. : da en
  • GB364623A - Improved process for the colouring of alloys of zinc aluminium and copper : en
  • US1839283A - Corner reenforcement for containers : en
  • US1839582A - Vacuum cleaner : en
  • DE541160C - Air cooling device for multi-cylinder internal combustion engines : de en
  • GB364165A - Improvements in and relating to methods of and apparatus for use in colour cinematography : en
  • GB364500A - Improvements in or relating to cooling apparatus for reciprocating pistons : en
  • GB364174A - Improvements in or relating to the extraction of tannin or other organic substances from vegetable or animal matter : en
  • US1839348A - Cut out box : en
  • US1839464A - Printer's register hook : en
  • US1839966A - Sash operating means : en
  • FR717433A - Device to project images : en fr
  • US1839493A - Fishing tool : en
  • GB364418A - Process for the thermal decomposition of hydrocarbons : en
  • CA318554A - Flue connection : en fr
  • CA318682A - Cinematograph projector : en fr
  • AU171731A - A process for producing pastils or tablets which are difficult of solution and adapted for treating wounds : en
  • FR717478A - Device for attaching a handle to a broom or the like, as well as for similar uses : en fr
  • DE541236C - Process for preparing fish skins for quick tanning : de en
  • FR717549A - Electric facial massager : en fr
  • CA318643A - Ester-aldehyde gum emulsion : en fr
  • US1839485A - Pump : en
  • US1839528A - Ratchet lift : en
  • US1839591A - Whistling toy : en
  • US1839804A - Dehydrating classifier for sand and gravel plants : en
  • DE540975C - Centrifugal mill : de en
  • DE541109C - Coin checker : de en
  • US1839899A - Space current device : en
  • US1839902A - Expanding letter file : en
  • US1839912A - Process for the esterification of cellulose : en
  • US1839639A - Window hinge : en
  • FR717180A - Removable and mobile device to improve new or used metal bases : en fr
  • FR717208A - Syringe intended for spraying sprayed liquids : en fr
  • FR717252A - Improvements to electrical machines with laminated mass : en fr
  • AU3092230A - Hasp fastenings for attache cases, trunks, boxes andthe like : en
  • GB364242A - A new or improved machine for brushing fired earthenware and china : en
  • GB364368A - Fabric and garment supporter made therefrom : en
  • US1839544A - Shoe ornamenting device for shoe ornamenting machines : en
  • USD85959S - Lttla m : en
  • US1839709A - Method of and apparatus for cementing wells : en
  • US1839826A - Hopper construction for stokers : en
  • DE541267C - Process for the production of Kuepen dyes : de en
  • DE540867C - Device for rinsing the nose : de en
  • DE540884C - Note writing method and device : de en
  • AU3082930A - Improvements in or relating to radio andother high frequency receivers : en
  • GB364191A - Improvements in or relating to dynamo-electric machines : en
  • GB364383A - Improvements in hand-operated loading and unloading means for machine guns of the maxim type, such as vickers' guns or the like : en
  • GB364468A - Improvements in table game apparatus : en
  • US1839949A - Machine gun mounting : en
  • US1839976A - Swinging landing gear : en
  • CA318745A - Railway traffic controlling apparatus : en fr
  • DE541071C - Duplicating device : de en
  • US1839197A - Process of refrigeration : en
  • US1839957A - Potato planting machine : en
  • US1840007A - Windshield wiper : en
  • US1840271A - Current retarding and deflecting device : en
  • CA318668A - Television system : en fr
  • US1839418A - Key cutting machine : en
  • US1839286A - Form construction for concrete curbs : en
  • US1840190A - Measuring bottle : en
  • USD85910S - A cobpobation of connecti : en
  • USD85956S - Design fob : en
  • CA318733A - Storage battery : en fr
  • CA318736A - Centrifugal fan : en fr
  • US1840177A - Vacuum snubber : en
  • AU3082730A - Improvements in and relating to rotary retorts forthe treatment of oil shale andthe like : en
  • DE541483C - Collector machine : de en
  • CA318601A - Apparatus for compacting plastic materials : en fr
  • CA318758A - Cellulose composition derivative : en fr
  • US1839444A - Vapor burner : en
  • CA318587A - Foam distributing apparatus : en fr
  • FR717504A - Device for presenting the catgut for surgical sutures : en fr
  • GB364323A - Manufacture of hydroxy-alkyl-polyvinyl-compounds : en
  • GB364370A - Improvements in portable loading machines : en
  • GB364417A - Improvements in and relating to chain driving mechanism : en
  • USD85908S - Design for wrapping paper or similar article : en
  • US1839334A - Folding device for rolling mills : en
  • US1839668A - Hair treating apparatus : en
  • US1840137A - Oil burner : en
  • US1839210A - Tobacco basket : en
  • FR717218A - Aircraft retractable landing gear : en fr
  • FR717379A - Letter envelope : en fr
  • US1839770A - Sash lock and weather strip : en
  • USD85923S - Design for a crib : en
  • US1839340A - Seal : en
  • US1839634A - Converter : en
  • US1839751A - Fishing rod handle : en
  • US1840134A - Production of organic products from meat pickle brine : en
  • US1839547A - Automatic loading gas regulator : en
  • DE540871C - Method and device for the production of a cohesive band of reed sticks, wooden sticks o. : de en
  • FR717154A - Improvements to the control mechanisms of longitudinal-displacement wipers : en fr
  • FR717240A - Button cuffs : en fr
  • FR717486A - Cigarette Packing Machine Improvements : en fr
  • GB364322A - An improved method of manufacturing solid carbon dioxide or equivalent substance : en
  • DK45069C - Procedure for refining and decolorizing mineral oils and mineral fats. : da en
  • US1839471A - Sole press : en
  • US1839954A - Servo brake : en
  • US1839816A - License tag mounting : en
  • US1840107A - Ship propulsion system : en
  • USD85933S - Design for an ensembi : en
  • AU378831A - An improved engine starter : en
  • CA318636A - Electrical circuit arrangement : en fr
  • CA318596A - Coin-controlled vending apparatus : en fr
  • US1839941A - Centrifugal separator : en
  • DE540962C - Table soccer game with figures running in grooves : de en
  • DK45074C - Device for Bread Cutters. : da en
  • US1839453A - Metal wheel : en
  • DE541377C - Rotary lobe pump with auxiliary suction device : de en
  • GB364637A - Improvements in or relating to short wave oscillation generators : en
  • FR717331A - Lockable plug : en fr
  • US1839806A - Display device : en
  • US1840071A - Printing machine : en
  • FR717506A - Process for separating solid fatty acids from liquid fatty acids : en fr
  • FR717516A - High voltage cable manufacturing process : en fr
  • GB364596A - Improvements in electrically heated tubing : en
  • DE540982C - Device for operating Schweloefen System Rolle : de en
  • DE541055C - Sorting and cleaning device for grain : de en
  • GB364350A - Improvements in or relating to electric clocks : en
  • GB364450A - Improvements in tanks for motor cycles : en
  • CA318613A - Veneer apparatus : en fr
  • GB364291A - Improvements in trestles : en
  • US1839445A - Lasting machine : en
  • US1839823A - Thread-cutting mechanism for sewing machines : en
  • US1840011A - Sheet delivery mechanism for printing presses : en
  • GB364267A - Improvements in or relating to counter-pressure members for sheet feeding and like machines : en
  • GB364648A - Improvements in and relating to the stacking or the arranging of biscuits or the like : en
  • AU2922630B - An improved cultivator : en
  • CA318686A - Sheet-delivery apparatus : en fr
  • AU700632A - Improvements in and relating to the treatment ofJ oxidisable organic compounds : en
  • GB364254A - Improvements in or relating to window raising and lowering apparatus : en
  • GB364493A - Improvements relating to electrically-driven rotary pumps : en
  • GB364365A - Improvements in and relating to refrigerating apparatus : en
  • GB364509A - Improvements in and relating to protective systems for electron discharge devices : en
  • US1839414A - Dinner pail : en
  • US1839647A - Jig saw : en
  • DE540924C - Pole voter for telephone systems : de en
  • DE541001C - Method for maintaining the composition of viscose hair balls containing magnesium sulfate : de en
  • FR717357A - Reinforced cement floors-ceilings with metal mesh : en fr
  • DE541043C - Easily exchangeable power connection cap for carbon brushes of collector machines, clamped on only by spring action : de en
  • GB364552A - Improvements in or relating to the manufacture of rubber thread or tape : en
  • GB364590A - Improvements in valve bags : en
  • CA318762A - Binding machine conveyor : en fr
  • DE540878C - Device for automatic control of the consistency of liquids of all kinds : de en
  • DE541150C - Arrangement of interchangeable coils in a wireless device : de en
  • US1839214A - Grain washing and drying machine : en
  • US1839607A - Clothes drying rack : en
  • US1839641A - Combination bumper extension and trunk rack : en
  • FR717163A - Improvements to window construction : en fr
  • FR717246A - Current reversing relay for direct currents : en fr
  • FR717114A - Compressed cement playing ball : en fr
  • GB364359A - Improvements in or relating to counting mechanisms, more particularly for gas meters : en
  • GB364396A - Improvements connected with mortice latches : en
  • DE542423C - Turbine rotor blade with reinforced foot inserted in the axial direction : de en
  • US1840213A - Direction indicator : en
  • US1839350A - Dehydrator : en
  • CA318737A - Milk cooler : en fr
  • US1839220A - Purification of metallic salt solutions : en
  • US1839540A - Motor : en
  • US1840008A - Apparatus for underglaze decorating print ware : en
  • US1839292A - Feed board for printing presses : en
  • US1839694A - Vacuum hanger : en
  • FR717597A - Velouter loom : en fr
  • USD85964S - Design for a portable ice car : en
  • GB364442A - Improvements in high pressure superheated steam turbines : en
  • GB364251A - Improvements in toy cannons : en
  • GB364293A - Improvements in and relating to bee or honeycomb foundation sheets : en
  • US1839514A - Device for preventing short circuiting flow around impellers : en
  • GB364305A - Improvements in threshing machines : en
  • GB364553A - System of electric traction utilizing compound motors : en
  • GB365035A - Improvements in or relating to the manufacture of insoles for boots or shoes : en
  • DE541073C - Process for the production of true colorations and prints with ester salts of leukokuepen dyes : de en
  • GB364280A - Improvements in connection with hot water boilers : en
  • US1839216A - Work box : en
  • US1840233A - Self parking windshield cleaner motor : en
  • US1840226A - Method of producing alpha contoured surface on stone : en
  • US1840232A - Valving and sewing bag : en
  • DE541065C - Device for the production of ball safety pins : de en
  • CA318699A - Control mechanism for concrete mixers : en fr
  • US1839433A - Exhaust box : en
  • US1839553A - Clothes pressing machine pad : en
  • USD85937S - Hage w : en
  • US1839642A - Blue print machine : en
  • US1840058A - Composition heel : en
  • US1840216A - Conduit support : en
  • USD85963S - Urasabtjro tomita : en
  • GB364356A - Improvements in or relating to means for igniting mercury arc lamps and similar discharge devices : en
  • FR717109A - Process for the manufacture of a material giving the advantages of compressed asphalt : en fr
  • DE540959C - Baskuel lock for touching double windows pivotable around an inner axis : de en
  • US1840243A - Process of improving properties of rubber, and product : en
  • US1839336A - Adjustable gasket : en
  • US1839409A - Quick paper inserting device : en
  • FR717371A - Lubrication system : en fr
  • FR717440A - Improvements to means for marking signs on relatively large objects, in particular on packing boxes or the like : en fr
  • US1839693A - Revoluble truing means for helicoidal surfaces : en
  • CA318583A - Slack adjuster : en fr
  • CA318616A - Weldrod for arc welding : en fr
  • US1839586A - Trigger mechanism : en
  • US1839250A - Adjustable bracket support : en
  • DE541155C - Electric rod heater with metallic protective jacket : de en
  • US1839410A - Portable bleacher construction : en
  • US1840065A - Supporting means for car doors : en
  • FR717414A - Process for the production of organic colored pigments, colored lacquers, etc. : en fr
  • DE541045C - Electrical multiple capacitor consisting of a number of capacitor windings assembled to form several winding rows : de en
  • DE541233C - Switching method for two or more electric vehicle engines, in particular rail engines : de en
  • FR717446A - Improvements to apparatus for cutting filaments or textile fibers : en fr
  • FR717177A - Safety explosive : en fr
  • GB364132A - Improvements in or relating to hose pipes and methods of and apparatus for making same : en
  • FR717404A - Blade for eccentrically rotating piston compressors : en fr
  • GB364361A - Process for the manufacture of chromates and dichromates : en
  • GB364392A - Improvements in or relating to automatic burglar alarms : en
  • GB364384A - Improvements relating to ring spinning and analogous machines : en
  • GB365146A - Remote control apparatus for electric current : en
  • GB364366A - Improvements in packing fragile articles : en
  • GB364595A - An improved invoice, account, statement or circular form, for use without envelope or wrapper : en
  • FR717186A - Process for the dehydration of solutions containing divalent ammonium phosphate : en fr
  • GB364332A - Organ stop action : en
  • DE541159C - Extraction of tin from alloys containing tin : de en
  • GB364472A - Improvements in or relating to bottle crates or holders : en
  • GB364375A - Improvements in and relating to pipe joint unions or connections : en
  • FR717237A - Sliding lead pencil : en fr
  • FR717524A - Production of new cellulose derivatives : en fr
  • US1839563A - Aircraft : en
  • US1839213A - Accordion : en
  • US1839531A - Apparatus for rough forcing rings : en
  • US1839685A - Method and burner for burning powdered fuel : en
  • US1839797A - Printing electric meter : en
  • US1839858A - Armature and method of making it : en
  • US1840267A - Process of separating materials : en
  • FR717116A - Piston for combustion machines : en fr
  • FR717408A - Apparatus for injecting any fluids into seminal vesicles or other similar organs : en fr
  • GB364460A - Improvements in rotary drill bits : en
  • DE540997C - ink : de en
  • DE541010C - Self-grabber with catch bell : de en
  • US1839333A - Method of and apparatus for the rolling of metal strips and sheets : en
  • FR717488A - Improvements to metal boxes : en fr
  • GB365032A - Improvements in automatic and semi-automatic telephone plants : en
  • CA318544A - Collapsible running gear for vehicles : en fr
  • FR717454A - Advanced alloy, especially for bearings : en fr
  • GB364511A - Improvements in shock absorbers for aircraft under-carriages : en
  • GB365057A - Device for automatically adjusting the size of the loop in kinematographic apparatus : en
  • FR717364A - Centrifugal dust collector : en fr
  • GB364610A - Improvements in or relating to electrical sound reproducing devices and the like : en
  • CA318702A - Production of soluble phosphates : en fr
  • FR717272A - Centrifugal fan : en fr
  • FR717275A - Hinge pin for ladders and ladders with application : en fr
  • GB364163A - Improvements in or relating to the desiccation of fruit : en
  • US1839561A - Tablet and ruling attachment therefor : en
  • US1840282A - Insulated electrical conductor : en
  • US1840212A - Bill fold : en
  • US1839842A - Vending machine : en
  • USD85932S - Design for a dress : en
  • DE541270C - Device for discharging the slag with two traveling grids running opposite one another in one plane : de en
  • DE541297C - Moving, setting up and starting the motors for the paper machine drive, which are regulated on relative synchronism : de en
  • CA318625A - Wire tying machine : en fr
  • FR717480A - Improvements in the preparation of cellulose for use in the manufacture of viscose and other useful materials : en fr
  • GB364182A - Improvements appertaining to the production of fireproof floors : en
  • GB364584A - Improvements in turning lathes and like machines : en
  • US1839256A - Mechanical toy : en
  • US1839944A - Thermometer shaker : en
  • DE541191C - Transformer for amplifier purposes : de en
  • FR717265A - Improvements to chewing gum and its manufacturing process : en fr
  • FR717459A - Process for the manufacture of ebonite with the incorporation of stone or similar minerals : en fr
  • GB364574A - Improvements in the manufacture and production of fatty acids : en
  • US1839955A - Camera for color photography : en
  • US1840064A - Radio telephony receiving apparatus : en
  • US1839778A - Straw cutting machine : en
  • US1840171A - Leveling device for mill rolls : en
  • GB364421A - Improvements in electric heaters : en
  • FR717348A - Knitting machine : en fr
  • GB364601A - Improvements in or relating to permanent waving : en
  • DE541000C - Method and device for the distillation of distillation residues from petroleum : de en
  • DE541141C - Device for disinfecting water closets and similar systems : de en
  • US1839525A - Shutter control for internal combustion engines : en
  • FR717461A - Electrical power transport installation : en fr
  • FR717149A - equipment for fishing seines consisting of several tensioning devices : en fr
  • FR717390A - Process for obtaining solvents and emulsifying agents : en fr
  • DE541196C - Process for the preparation of metal compounds of o-oxyazo dyes : de en
  • US1839628A - Barrel steamer and drier : en
  • US1840052A - Coated strip and process of coating strips : en
  • DE541258C - Process for the preparation of o-anilinesulfonic acids : de en
  • US1839482A - Method of making container covers : en
  • US1839258A - Junction box for under floor systems : en
  • US1839395A - Apparatus for producing tremolo effects : en
  • US1840205A - Fluid handling and controlling apparatus : en
  • GB364485A - Improvements in or relating to cash boxes : en
  • FR717409A - Devices allowing flotation and movement on the water of the human body : en fr
  • DE541298C - Device for returning the control element of a servo motor : de en
  • US1840291A - Method of applying tinting liquid and product thereof : en
  • US1839221A - Machine for wearing in journal bearings : en
  • US1839584A - Burner structure : en
  • US1839678A - hollander : en
  • US1839838A - Safety-hook : en
  • US1840025A - Cutter for suction dredgers : en
  • US1840121A - Vacuum tube : en
  • FR717243A - Method and apparatus for treating rubber latex or similar colloidal substances : en fr
  • GB364374A - Improvements in or relating to framed lenses : en
  • US1840240A - Battery support and connection : en
  • CA318653A - Sound reproducing apparatus : en fr
  • GB364178A - Improved method of forging heads on bolts, pins, spikes and the like with a power press machine : en
  • GB364344A - Improvements in and relating to reaping and binding machines : en
  • US1839637A - Cup dispenser : en
  • US1839424A - Flush tank apparatus : en
  • US1840024A - Smoker's stand : en
  • US1839473A - Motor control mechanism for electric clocks : en
  • US1840059A - Rolling machine : en
  • AU10531A - Golf poker game : en
  • AU3083930B - Improvements in and relating to fuel supply systems of internal combustion engines : en
  • DE541040C - Flashing light device with interrupter for signal lights : de en
  • GB364221A - Improvements relating to the manufacture of alcohol : en
  • GB365046A - Improvements in and apparatus for the working up of substances containing asphalt, such as tars, petroleum, destructive hydrogenation products of coals and the like by separation of asphalt therefrom : en
  • US1839265A - Latch : en
  • US1840023A - Window cleaner : en
  • CA318709A - Mould for welding rails : en fr
  • AU3041330B - Improvements in cooking stoves : en
  • US1839388A - Decolorization of lubricating oils : en
  • US1840202A - Cleaning device for brooders : en
  • AU3083430A - An improved spring-supported apron : en
  • US1839209A - Mold for making cork slabs : en
  • US1840224A - Brooder front : en
  • CA318764A - Device for handling railway ties : en fr
  • US1839766A - Endless track mounting : en
  • US1840201A - Window cleaner : en
  • CA318535A - Piston : en fr
  • CA318558A - Alloy steel wheel : en fr
  • AU2974730A - Improvements inthe art of illumination : en
  • DE540955C - Pipe expansion compensator : de en
  • AU3086030A - Improvements in or relating to methods and means for generating oscillations : en
  • AU3083430B - An improved spring-supported apron : en
  • AU2918130B - Improvements in method of and means for operating internal combustion oil engines : en
  • DE541021C - Film tour with pilot light : de en
  • DE541033C - Parallel vice : de en
  • GB364276A - Utensils for the infusing of tea and the like : en
  • AU425831A - Fitters' measuring instrument and fitting gauge : en
  • CA318584A - Goods container transportation means : en fr
  • FR717443A - Device indicating the amount of consumption : en fr
  • US1839900A - Hair curling apparatus : en
  • US1839833A - Operating mechanism for motor car clutches : en
  • CA318547A - Sale system : en fr
  • CA318728A - Pipe joint : en fr
  • FR717222A - Process for making a protective coating on anologous pipes and parts : en fr
  • DE541223C - Light metal spool for automatic looms : de en
  • GB364347A - Improvements in electrically heated washing machines : en
  • CA318634A - Telephone system : en fr
  • CA318707A - Box fastener : en fr
  • DE530389C - Laundry rammer : de en
  • US1839314A - Adjustable bearing : en
  • US1839338A - Hose coupling : en
  • CA318624A - Storage battery : en fr
  • CA318645A - Vinyl ester product : en fr
  • DE541384C - Universal rolling mill : de en
  • FR717349A - Provision for the manufacture of pantries : en fr
  • FR717531A - Process for recovering film waste using alcoholic alkali solutions : en fr
  • US1839982A - Refractory product and method of making same : en
  • US1840004A - Circuit breaker : en
  • US1839262A - Apron : en
  • US1840100A - Processing apparatus : en
  • US1840231A - Grinding machine : en
  • FR717532A - Tile cutter : en fr
  • GB364388A - Improvements in or relating to clamping devices : en
  • US1839330A - Automatic joint breaker : en
  • US1840161A - Power transmission device : en
  • US1839251A - Guiding means for rolling mills : en
  • US1839523A - Process for producing iron phosphate : en
  • FR717458A - Device for molding plastics : en fr
  • US1839207A - Cushion device for water closet bowls and the like : en
  • US1839725A - Rail and tie plate assembly : en
  • US1839750A - Means for moistening ceramic articles while shaping them : en
  • GB364273A - Improvements in and relating to wound treating materials : en
  • GB364457A - Process for the purification of and particularly for the elimination of acids from hydrogen peroxide solutions by electrolysis : en
  • DE540882C - Valve : de en
  • GB364303A - Improvements in or relating to reversing regenerative furnaces : en
  • USD85915S - Design fob a cabinet fob game appabattjs : en
  • US1840062A - Vehicle door latch : en
  • US1840184A - Binder : en
  • FR717175A - Distribution device for electrical installation, in particular for network connections to transformers : en fr
  • FR717471A - Straw press and the like : en fr
  • GB364343A - Improvements in the manufacture of lamp shades and reflectors and signs : en
  • AU3083530B - Process fop the manufacture of acetone : en
  • USD85925S - Edwin w : en
  • USRE18324E - Elm a a : en
  • US1839861A - Cementing plug : en
  • CA318602A - Washing machine : en fr
  • FR717286A - Mobile seat for transport vehicles : en fr
  • FR717311A - Boxes containing condiments to sprinkle : en fr
  • DE541128C - Lock with two locking mechanisms housed in separate chambers : de en
  • CA318548A - Orthopaedical bandage : en fr
  • GB364425A - Improved waist belt retaining device on trousers or skirts : en
  • GB364483A - A safety fastener for bags : en
  • CA318609A - Speed indicator : en fr
  • CA318741A - Card perforating machine : en fr
  • AU375831A - Improvements in or relating to folding cameras : en
  • AU97431A - Improvements in and relating to flushing cisterns : en
  • FR717165A - Improvements to presses intended for drawing sheet metal and similar parts : en fr
  • GB364259A - Improvements in or relating to movable spanners : en
  • GB364342A - An improved catalytic unit for heating : en
  • GB364497A - A device for carrying portable stoves and the like on bicycles : en
  • US1839781A - Chain clamping device : en
  • US1839909A - Method of producing pipe couplings : en
  • US1839613A - Electric furnace : en
  • US1839705A - Obstetrical bed : en
  • US1840266A - Machine for making and vending or dispensing toilet seat covers and the like : en
  • US1840294A - Fuel briquette treating apparatus : en
  • DE541460C - Press for ceramic materials : de en
  • US1839477A - Control apparatus : en
  • GB364227A - Improvements in devices for controlling the fuel supply to the engines of motor vehicles and the like : en
  • US1839249A - Filter for paper making : en
  • US1839891A - Apparatus for coating pipes : en
  • US1839872A - Filament spring structure : en
  • US1839946A - Coin delivery apparatus locking means : en
  • US1840060A - Thermostatic valve : en
  • FR717147A - Protection relays for multiphase transmission systems : en fr
  • FR717168A - Improvements made to devices for separating solid, liquid or gaseous particles in suspension in a fluid of different density, and more especially in gases : en fr
  • FR717451A - Improvements in fabric finishing : en fr
  • DE541096C - Braided strand and process for its manufacture : de en
  • US1839356A - Electromagnetic winding mechanism for clockwork : en
  • US1839389A - Lifting tongs : en
  • DE540889C - Device for damping the impacts on the carriage spring and the bumper : de en
  • DE541185C - Holding clamp, especially for pipes : de en
  • FR717133A - Improvements to folding seats, folding shelves or similar objects : en fr
  • FR717401A - Flush flush mount window lock : en fr
  • CA318607A - Sealing method and apparatus : en fr
  • FR717125A - Method and device for producing musical sounds electrically : en fr
  • DE541139C - Method for burning hollow bodies : de en
  • GB364606A - Articulated steam locomotive with bogies : en
  • US1839435A - Interior collar can : en
  • GB364635A - An improved process for defecating and purifying sugar-juices : en
  • GB364166A - Improvements in and relating to baking ovens and the like : en
  • CA318573A - Wire tying tool : en fr
  • CA318582A - Portable crane : en fr
  • FR717124A - Luminous advertising device : en fr
  • GB365042A - Improvements in pencil holders : en
  • US1839200A - Method of making channel bodies : en
  • US1840292A - Electrical contactor : en
  • DE541126C - Mortise key lock with ring disc-shaped tumblers : de en
  • GB364169A - Improvements in crushing machines : en
  • GB364336A - Improvements in fairings for streamlining struts of aircraft, and a method of manufacturing such fairings : en
  • FR717546A - Additional suspension for suspended vehicles : en fr
  • GB364256A - Separation of solid particles from flue gases : en
  • DE541028C - Gas pressure charger : de en
  • FR717421A - Enclosed electric machine with internal refrigerant air stream driven in cycle and external refrigerant air stream uncovered : en fr
  • GB364420A - Thermally-operated electric switch : en
  • FR717108A - Waterproof shoes : en fr
  • FR717294A - Device for activating and deactivating and for finely adjusting the inking rollers of printing machines : en fr
  • GB364179A - Improvements in and relating to internal combustion engines : en
  • FR717359A - Sloped hearth for pre-drying and incineration of wet materials : en fr
  • FR717434A - Rolling truck for automobiles : en fr
  • DE540517C - Device for securing devices connected to alternating current and operated with only one current direction, in particular self-locking Roentgen pipes : de en
  • DE541310C - Safety valve for high pressure acetylene generator : de en
  • FR717199A - Rotary compressor : en fr
  • GB364602A - Improvements in and relating to the cracking of petroliferous materials : en
  • GB364642A - Improvements relating to alloys : en
  • US1839393A - Blow-out preventer : en
  • US1840223A - Car retarder for railroads : en
  • GB364283A - Improvements in or relating to tables : en
  • US1840111A - Grease gun : en
  • US1839870A - Weapon : en
  • US1839953A - Combined shutter and film winding mechanism for photographic cameras : en
  • DE540994C - High frequency induction furnace : de en
  • GB364480A - Improvements in weeding implements : en
  • DE541259C - Periodically acting absorption refrigeration machine : de en
  • AU357331A - Improvements in or relating to means for passing plates sheets bars, or other articles through acid treatment baths, furnaces and the like : en
  • AU63231A - Process and apparatus for making iron oxide and sulphur dioxide from iron sulphide ores : en
  • CA318546A - Portable dock : en fr
  • DE541294C - Process for the production of artificial masses : de en
  • DE541074C - Process for converting coca alkaloids into alkylated derivatives of ecgonine or pseudoecgonine : de en
  • FR717301A - Process for improving the quality of hydrocarbons : en fr
  • FR717512A - Improvements made to spark plugs : en fr
  • FR717346A - Automatic vacuum brake, especially intended for railways : en fr
  • USRE18321E - krueger : en
  • FR717519A - New azo dyes : en fr
  • CA318622A - Driving gear for engines, compressors, pumps, etc. : en fr
  • CA318667A - Metal carbonizing process : en fr
  • CA318540A - Dressing tool for grinding wheels : en fr
  • CA318605A - Yeast production : en fr
  • DE541229C - Process for the preparation of primary amines : de en
  • US1839564A - Blotter : en
  • FR717302A - electrodes for alkaline batteries : en fr
  • FR717476A - Tamper-evident metal closure for all containers : en fr
  • GR3470B - SYSTEM FOR MANUFACTURE UNDER BASES REPLACED ETHER OR SULFETER. : el en
  • DE541022C - Braking device for film spools : de en
  • CA318530A - Rubber colloidal dispersion : en fr
  • CA318704A - Curtain closure : en fr
  • DE541011C - Roller block : de en
  • US1839635A - Temple : en
  • CA318694A - Electrical precipitation apparatus : en fr
  • US1840255A - Combined holder and snuffer for cigarettes : en
  • US1840106A - Transmission : en
  • US1839893A - Photogoniometer : en
  • CA318701A - Process of leaching phosphate rock : en fr
  • CA318692A - Clamping device : en fr
  • US1839627A - Precision grinder : en
  • US1839798A - Fastening device : en
  • CA318750A - Removable tool and holder : en fr
  • DE540960C - Swimming apparatus : de en
  • US1839275A - Rotary internal combustion engine : en
  • US1840037A - Lock : en
  • US1839397A - Apparatus for and method of applying designs on textiles : en
  • US1839266A - Swivel joint : en
  • US1839629A - Push button switch for elevators : en
  • US1840239A - Vehicle direction signal : en
  • US1839247A - Insect destroyer : en
  • US1839666A - Drink mixer : en
  • US1839977A - Process and apparatus for regulating furnaces working with different fuels : en
  • US1839883A - Grounding fitting for electrical systems : en
  • CA318744A - Power trip : en fr
  • DE541367C - Electric drive for knitting machines : de en
  • FR717535A - Floating body in the form of a balloon, comic object, etc., with interior lighting device : en fr
  • GB364632A - Improvements in or relating to apparatus or appliances for use in recreation or amusement : en
  • US1839192A - Muffler for internal combustion engines : en
  • US1839648A - Portable motor driven screw driver : en
  • US1839722A - Printing machine : en
  • AU61331A - Means for preventing snoring : en
  • CA318579A - Sluice gate : en fr
  • US1839451A - Power source : en
  • US1839677A - Oil retainer construction : en
  • GB364158A - Improvements in or relating to automatic or semi-automatic telephone system : en
  • GB364272A - Improved head piece or cap for use in setting hair waves : en
  • CA318660A - Anthracene dye : en fr
  • US1839731A - Confection making apparatus : en
  • CA318658A - Lamp basing apparatus : en fr
  • CA318691A - Safety sling hook : en fr
  • US1839691A - Line fastener : en
  • DE541019C - Clutch that can be engaged and disengaged with resilient shock absorbers to convert the shock forces into friction work : de en
  • DE541243C - Exchangeable post box insert box : de en
  • US1839896A - Snap buckle slide : en
  • US1840138A - Attachment device for drinking cup dispensers : en
  • CA318572A - Combination tennis racket press and cover : en fr
  • US1839372A - Tabulating machine for operating in fractions : en
  • US1839511A - Etching machine : en
  • US1839860A - Packing box : en
  • US1840077A - Indicating system : en
  • US1840149A - Method of extracting oils : en
  • US1840162A - Process of opening-up resiniferous wood : en
  • USRE18313E - of spokane : en
  • DE541181C - Method for the remote control of motors for electric traction vehicles : de en
  • DE541204C - Bottom form for cooking and heating vessels : de en
  • GR3474B - METAL CASE FOR USE OF THE USED SAFETY SHAVER BLADES FOR SCRATCHING LEADS, CUT THE CARPET CARPET. : el en
  • CA318640A - Process for removing phenols from liquors : en fr
  • US1839387A - Unit roller bit head and cutters : en
  • US1839825A - Metallic signboard : en
  • US1840145A - Electric control system : en
  • FR717570A - Method for locating a fault in air-insulated telephone cables : en fr
  • GB364222A - Silencers for internal-combustion engines, pneumatic machinery and the like : en
  • US1839431A - Electrostatic condenser : en
  • US1839376A - Apparatus for ascertaining the compressibility of articles or masses and grading theobjects so tested : en
  • US1839981A - Amusement device : en
  • FR717523A - Sheet metal protection device for cigarette packs : en fr
  • GB364433A - Improvements in exhaust steam change-over valves for a combined piston engine and exhaust steam turbine : en
  • FR717134A - Electrically operated grinding wheel : en fr
  • DE540920C - Device for hardening the inner wall of hollow bodies : de en
  • FR717296A - New waterproof, non-combustible and insulating product for roofing buildings and other uses : en fr
  • GB364188A - A new or improved method of and apparatus for securing a metal support to an articleof fused silica : en
  • GB364510A - Aeroplane provided with a plurality of propellers : en
  • DE541132C - Ready mixer for concrete or the like. : de en
  • FR717271A - Agricultural tractor with two-cylinder engine, heavy oils : en fr
  • DE541176C - Device for intermittently spraying paint onto the inking rollers of printing machines : de en
  • FR717159A - Smoke mixing process above the hearths and smoke-eating device : en fr
  • DE541088C - Plug for sockets with longitudinally divided housing : de en
  • US1839270A - Radioactive means for activating water in bottles : en
  • US1840176A - Sign holder : en
  • US1839560A - Internal combustion engine : en
  • FR717267A - Device for protecting the edges of glasses and containers : en fr
  • DE541004C - Press molding machine : de en
  • CA318539A - Saw : en fr
  • US1839686A - Alloy for pen points : en
  • FR717365A - Process and device making it possible to carry out any operation of washing, bleaching and dyeing the preparation locks of flax, hemp and other similar fibers, after winding on a pin bed : en fr
  • GB364301A - Improvements in or relating to curbs for wells, shafts, trenches and the like : en
  • CA318730A - Manufacture of electrically welded vessels : en fr
  • FR717223A - Device for cracking oils and similar materials : en fr
  • GB364167A - Improvements relating to means for displaying books, packets and other goods : en
  • FR717367A - Process for solidifying high concentration bleach : en fr
  • US1839623A - Internal combustion engine : en
  • US1839978A - Delustered artificial silk and method of delustering : en
  • US1840103A - Riveting tool : en
  • US1840150A - Fuse puller : en
  • FR717202A - Air filter for protective masks : en fr
  • GB364282A - Improvements in and relating to shot gun cartridges : en
  • GB364484A - Improvements in or relating to luminous electric discharge tubes : en
  • AU2922630A - An improved cultivator : en
  • FR717206A - Improvements to window construction : en fr
  • GB364157A - Improvements in or relating to sheet-feeding mechanism for printing machines : en
  • GB364252A - Improvements in silencing chambers for explosion engines : en
  • USD85938S - Hage w : en
  • CA318594A - Gas water heater : en fr
  • GB364513A - Improvements in clips : en
  • GB364170A - Vaporising device for use with internal combustion engines : en
  • GB365044A - Improvements in and relating to methods and apparatus for driving tunnels : en
  • DE540880C - Group lubrication pump with several piston pumps arranged in a row : de en
  • GB364311A - Improvements relating to thermally responsive apparatus and methods of operating the same : en
  • FR717539A - Method of assembling metal surfaces and arrangement of separating baffle obtained by this method : en fr
  • GB364312A - Improvements in or relating to centerless grinding machines : en
  • FR717405A - Improvements to electrical relays comprising vacuum tubes : en fr
  • GB364389A - Improvements in centrifugal governors : en
  • FR717448A - Improvements in the manufacture of yarns, threads, etc. : en fr
  • FR717372A - Camera for photographic reproductions : en fr
  • GB364195A - Improvements relating to paper tubes employed as thread holders : en
  • FR717193A - Production of new stable zoics : en fr
  • GB364320A - Improved machine for gauging glass articles such as lamp bulbs : en
  • DE518903C - Process for removing the toxins of tobacco smoke when smoking : de en
  • DE541012C - Bag loader : de en
  • FR717320A - Grill : en fr
  • FR717377A - Installation for the exchange of printed telegrams : en fr
  • US1839965A - Tractor guide : en
  • FR717436A - Automatic weighing device with drop weights for scales and weighbridges : en fr
  • GB364443A - Improvements in or relating to toys : en
  • US1839549A - Windmill lubrication system : en
  • US1839225A - Typographical composing machine : en
  • US1839463A - Center for wire ropes : en
  • US1839599A - Woodworking machine : en
  • US1839882A - Cutting device : en
  • US1839546A - Work head for grinding machines : en
  • US1839984A - Rubber-soled footwear : en
  • GB364449A - Improvements in and relating to centrifugal dust separators and collectors : en
  • GB364663A - Improvements in or relating to the manufacture of tin oxide gels : en
  • DE541051C - Examination equipment for doctors : de en
  • FR717238A - Music notation process : en fr
  • FR717534A - Process and devices for the presentation in tubes and the extraction from these tubes of pasty or fluid substances : en fr
  • GB364314A - Improvements in and relating to materials suitable for use as insulators for heat orsound : en
  • GB364432A - Improvements relating to sound insulating layers for ceilings, walls, floors and the like : en
  • US1839854A - Automatic operator for sewing machines : en
  • FR717231A - Process for water softening : en fr
  • FR717431A - Improvements to the flexible tube manufacturing process : en fr
  • FR717533A - Pipe connector : en fr
  • FR717435A - Stitch, length and time counter for checking machines, especially sewing machines : en fr
  • GB364571A - Improvements in or relating to magazine gramophones : en
  • US1839834A - Rural mail box : en
  • US1840165A - Uncoupling mechanism : en
  • US1840206A - Newspaper holder : en
  • DE541368C - Sand spinner : de en
  • FR717263A - Method and device for remotely transmitting the results of a horse race or a sports competition : en fr
  • US1839555A - Lighting fixture : en
  • US1839790A - Harvester reel end guard device : en
  • US1840082A - Muffler : en
  • US1839792A - Combustible mixture supply for internal combustion engines : en
  • US1839993A - Operation indicator : en
  • US1839402A - Apparatus for transferring data from perforated records : en
  • US1840026A - Automobile : en
  • FR717323A - Rulers to be coupled for enlarging or reducing drawings and plans : en fr
  • DE541190C - Electric hand and signal lamp for generating different colored light : de en
  • FR717391A - heat exchangers : en fr
  • FR717418A - Process for manufacturing charcoal briquettes and resulting industrial products : en fr
  • US1839235A - Safety device for elevators : en
  • US1840178A - Synchronous acting vacuum snubber : en
  • US1840195A - Blowpipe : en
  • US1840170A - Bed attachment : en
  • US1840276A - Micrometer caliper : en
  • DE540868C - Device for cleaning and drying razor blades : de en
  • DE541422C - Electrically powered machine tools, in particular for filing, grinding, polishing : de en
  • US1840139A - Electrical coil : en
  • GR3472B - HORIZONTAL REGIONAL HEATING HEATERS. : el en
  • GB365040A - Improvements in textile materials and the production thereof : en
  • US1839609A - Dispensing apparatus : en
  • US1840284A - Electron discharge device : en
  • GB364247A - Improvements in or relating to machines controlled by record cards, more particularly statistical machines : en
  • GB364327A - An improved method of making preparations for treating textiles and leather : en
  • GB364445A - Feeder for soling machines : en
  • GB364203A - Ball and socket connection : en
  • FR717144A - Horseshoe : en fr
  • GB364650A - Improvements in devices for use with cups and saucers, and adapted for advertising purposes : en
  • DE541117C - Drum mixer : de en
  • DE540911C - Driving belt made of leather strips arranged on edge : de en
  • US1839300A - Liquid level indicator : en
  • US1839244A - Neckless guitar-mandolin : en
  • GB364379A - An improved fuel supply apparatus : en
  • GB364391A - Improvements in clutches : en
  • FR717178A - Closing device for doors of heaters and the like : en fr
  • FR717472A - Portable power tools for woodworking : en fr
  • GB364187A - Process for the manufacture of nitro arylamino derivatives of leuco sulphuric acid esters of anthraquinonoid and indigoid compounds : en
  • US1839504A - Reel : en
  • US1840113A - Telephone transmission system : en
  • DE541050C - Water pipe cooling device for the combustion chamber in pulverized coal firing : de en
  • GB364131A - Improvements in and relating to dense refractories : en
  • US1839293A - Article support : en
  • US1839522A - Socket for vacuum tubes : en
  • CA318734A - Security apparatus for steam generating plants : en fr
  • DE537415C - Window buffer : de en
  • DE541136C - Method and device for the production of porous bodies : de en
  • US1839640A - Card distributor : en
  • CA318683A - Developing method for cinematographic films : en fr
  • US1839935A - Electric thermostat : en
  • US1840187A - Brake rod : en
  • US1839443A - Retort : en
  • US1839791A - Combustible mixture supply for internal combustion engines : en
  • CA318537A - Clutching device with automatic declutching : en fr
  • CA318533A - Rubber object production from aqueous dispersions : en fr
  • US1840102A - Apparatus for cleaning articles : en
  • USD85924S - Design fob a crib : en
  • US1840063A - Nitric acid process : en
  • US1839566A - Well swab : en
  • US1839716A - Aeroplane control : en
  • US1839362A - Treatment of crude oils and natural gas : en
  • US1840198A - Process for the extraction of cellulose from materials containing cellulose : en
  • CA318647A - Photo-electric tube : en fr
  • DE541029C - Blasting method for digging trenches : de en
  • US1839481A - Circuit arbangement for generating electric oscillations : en
  • US1839856A - Gun recoil pad : en
  • DE540482C - Parallel switching device : de en
  • DE541161C - Process for making grids : de en
  • FR717183A - Driving device for coarse spinning, spinning and twisting machines with spindles controlled by helical trains : en fr
  • FR717547A - Vibrating table, light, for household use : en fr
  • GB364386A - Improvements in appliances for electrically stunning animals : en
  • DE540926C - Switch with pre-stage : de en
  • GB364202A - Improvements in or relating to lifts for automobiles : en
  • US1839652A - Tubing catcher : en
  • US1839700A - Toy : en
  • US1839601A - Duplicating printing machine : en
  • IE12221L - Milk cans. : en
  • DE541401C - Device for mixing dental amalgams : de en
  • US1839296A - Railway dump car construction : en
  • US1840136A - Rear cross member : en
  • FR717550A - Process for the manufacture of iron sheets with a smooth and flat surface, by electrolytic means : en fr
  • GB364675A - Improvements in and relating to containers for fluids under pressure : en
  • US1839430A - Feed splitter : en
  • US1839800A - Process for the recovery of indium : en
  • US1839476A - Workholding mechanism : en
  • US1839855A - Process of and mechanism for making neckties : en
  • US1839619A - Method of determining stream line contours : en
  • US1839948A - Advertising change tray : en
  • DE540726C - Friction wheel lighter : de en
  • DE541036C - Process for the sulfonation of pyridine and its homologues : de en
  • DE541364C - Feed water surface preheater with additional heating by the steam released when the condensates are released from higher pressure : de en
  • FR717121A - Shoe with elastic rubber midsole : en fr
  • FR717253A - Unique control device for tuning devices from a t station. s. f. : en fr
  • GB364184A - Improvements in or relating to cellarettes : en
  • DE541054C - Drive for the cutting mechanism of mowing machines : de en
  • DE541149C - Circuit arrangement for stepper mechanisms : de en
  • AU2921330A - Improvements in or relating to motor driven railroad vehicles : en
  • US1839785A - Motor vehicle : en
  • USD85944S - Design for a pencil : en
  • US1839673A - Exhibition bench : en
  • US1839278A - Refrigerating apparatus : en
  • US1839724A - Grate : en
  • US1839847A - Wheeled excavating scoop and scraper : en
  • US1839257A - Valve control system : en
  • US1839500A - Welding apparatus : en
  • US1839585A - Valved closure for liquid containers : en
  • US1840085A - Constructional material functioning as an expansion joint : en
  • US1839983A - Manufacture of rubberized articles : en
  • US1839470A - Ticker protecting means : en
  • US1839895A - Variable-pitch propeller : en
  • US1839383A - Trimmer for battery separators : en
  • GB364628A - Purification of crude aromatic compounds : en
  • GB364206A - Improvements in or relating to moving iron circular coil measuring instruments : en
  • FR717256A - Improvements in manufacturing processes for non-metallic gear wheels : en fr
  • FR717528A - Method and apparatus for silencing the noise of the exhaust gases of an internal combustion engine : en fr
  • AU356331A - Anew or improved process lor the extraction and treatment of vegetable fibres andthe products resulting therefrom : en
  • GB364228A - Improvements in or relating to runners for hydraulic turbines comprising bucket-like blades for jet-admission : en
  • DE540913C - Method and device for dewatering slurries in an individually charged closed container : de en
  • USD85913S - Design for a cabton : en
  • US1840087A - Control system : en
  • FR717415A - Coupling device for multiple grid tubes : en fr
  • GB364676A - Improvements in cable joints : en
  • US1839814A - Mount : en
  • US1839933A - Windshield cleaning apparatus : en
  • USD85950S - mcfadden : en
  • USD85966S - Design for a restaurant type coffee maker : en
  • AU16931A - Improvements in and relating to furnaces : en
  • FR717479A - Improvements to presses used for draining and molding Gruyère and Emmenthal cheeses : en fr
  • GB364197A - Diagram boards for the use of lecturers in economics for platform speakers, employers and others : en
  • FR717103A - Electrical protection device for premises : en fr
  • GB365142A - Improvements in and relating to telemetering systems : en
  • GB364338A - Improvements in or relating to gas generators : en
  • GB364461A - Improvements in and connected with fishing reels : en
  • GB364525A - An improved method and apparatus for edge rolling of crepe paper and the like : en
  • US1839597A - Straw spreader : en
  • US1839783A - Collapsible table : en
  • US1840179A - Calendar : en
  • CA318738A - Interpreting machine : en fr
  • US1839419A - Radioreceiver : en
  • US1839583A - Automobile door retainer : en
  • US1839829A - Wire wheel : en
  • US1839852A - Machine for operating upon shoes : en
  • DE541206C - Safety crank for winches, explosion motors or the like. : de en
  • DE541308C - Process for the production of line etchings by producing two superimposed etch covers, the second of which has widened picture elements compared to the first underneath : de en
  • FR717297A - Speculum : en fr
  • CA318672A - Combined harvester : en fr
  • CA318551A - Automobile signal light : en fr
  • US1839440A - Runner for railway house cars : en
  • US1839457A - Electric motor : en
  • US1839630A - Damper control for house heating systems : en
  • US1839903A - Hygrometer : en
  • US1840227A - Cinematographic photographing apparatus : en
  • CA318561A - Cellulose derivative article : en fr
  • FR717412A - Process for the thermal treatment of organic substances : en fr
  • FR717491A - Provision for centrifuge bowls operating with a complementary or supporting liquid : en fr
  • GB364360A - Improvements in covers for manholes, inspection chambers and the like : en
  • CA318651A - Sound reproducing apparatus : en fr
  • CA318531A - Electric organ : en fr
  • DE541295C - Process for the preparation of mercaptobenzothiazole : de en
  • US1839626A - Fruit guard for strapping machines : en
  • US1840173A - Slack box : en
  • CA318568A - Portable fire extinguisher : en fr
  • US1839363A - Helical fire escape : en
  • US1839366A - Gas burner for stoves : en
  • US1839664A - Mechanical toy demonstrator : en
  • US1839621A - Automatic firearm : en
  • US1839737A - Container for matches and fragments thereof : en
  • US1839908A - Controller attachment for automobiles : en
  • US1840056A - Safety razor and blade therefor : en
  • DE541162C - Process to accelerate the hardening of hydraulic binders : de en
  • GB364387A - Improvements relating to methods and means for preserving wood : en
  • GB364446A - Improvements in record strips for use in autographic registers : en
  • GB364502A - : en
  • US1840156A - Packing element : en
  • US1840289A - Coating apparatus : en
  • DE540917C - Number printing unit : de en
  • DE541032C - Device for applying tapes, strips or the like to packs : de en
  • USRE18323E - Running board for container cars : en
  • FR717427A - Fibrous composition containing fillers and agglutinating materials and method of making same : en fr
  • FR717453A - Process for treating fibrous material : en fr
  • US1839683A - Balanced wedge check valve : en
  • CA318706A - Apparatus for transmitting and receiving pressure waves in liquids : en fr
  • CA318717A - Seam for woven wire belts : en fr
  • DE534084C - Device for sucking a viscous liquid from a storage container : de en
  • CA318650A - Glass to metal seal : en fr
  • CA318711A - Metallurgical process : en fr
  • US1839610A - Screen : en
  • US1839827A - Toilet roll labeling machine : en
  • US1840013A - Radio receiving and reproduction system : en
  • US1840118A - Testing machine : en
  • GB364335A - An improved twine package : en
  • US1839714A - Amplifier for sound reproducing devices : en
  • US1839822A - Air cushion seat : en
  • US1839752A - Combination display and shipping container : en
  • CA318577A - Sawing machine : en fr
  • US1839428A - Water softener : en
  • US1839879A - Device for reburning exhaust gases : en
  • US1839936A - Internal combustion engine : en
  • DE541319C - Upward and downward swingable feed sheet for sheet-fed printing machines with pre-grippers : de en
  • DE541268C - Process for improving the slipperiness of lubricating oils : de en
  • DE540958C - Device for dropping mail bags and other loads from aircraft : de en
  • GB364622A - A group speed signalling and recording apparatus : en
  • GB364427A - Improvement in work holding vise : en
  • FR717201A - Advanced process for <<bracking>> oils : en fr
  • FR717313A - Process for manufacturing gelatin and glycerin capsules by quenching : en fr
  • FR717392A - Improvements to cardboard or paper containers for milk, cream, etc. : en fr
  • DE541009C - Hay elevator : de en
  • FR717156A - Improvements in apparatus intended for stapling together the ends of tapes of metal or other similar materials : en fr
  • FR717374A - Manometric safety system for tank with limited or constant internal pressure by special device : en fr
  • FR717445A - Process for extracting scents from natural flowers : en fr
  • FR717456A - Gear shifting for bicycles : en fr
  • GB364507A - Aluminium alloys resistant to the action of seawater : en
  • US1839996A - Process of manufacturing sheet material and product obtained thereby : en
  • AU206731A - Improvements in or relating to welding methods and apparatus : en
  • US1839881A - Advertising display stand : en
  • US1840140A - High frequency transmitter : en
  • US1839809A - Overflow indicator : en
  • US1839205A - Container : en
  • US1839971A - Spotlight and the like : en
  • FR717457A - Gear shifting for bicycles : en fr
  • CA318696A - Electrical precipitation apparatus : en fr
  • CA318630A - Fire extinguishing apparatus : en fr
  • CA318556A - Picture transmission system : en fr
  • US1839494A - Discharge chute : en
  • CA318697A - Apparatus for electrical precipitation : en fr
  • CA318755A - Manufacture of rubber goods : en fr
  • AU3083930A - Improvements in and relating to fuel supply systems of internal combustion engines : en
  • AU33131A - Improvements in scoring' boards : en
  • USD85943S - Design for a dress : en
  • USD85945S - Raymond loewy : en
  • GB364362A - Improvements in vacuum cleaners : en
  • GB364550A - Improvements in or relating to pattern grading or like generating machines : en
  • US1839505A - Tobacco pipe : en
  • US1839754A - Hair treating apparatus : en
  • US1840031A - Water softening apparatus : en
  • US1839496A - Building construction : en
  • US1840182A - Fruit squeezer : en
  • US1839469A - Stove construction : en
  • US1839907A - Triode vacuum tube : en
  • US1839604A - Foot rest : en
  • CA318718A - Feed water regulator : en fr
  • FR717501A - Process for the production of solidified carbonic acid by conversion of petroleum oils : en fr
  • US1840108A - Polishing tool : en
  • US1839378A - Woodworking machine : en
  • US1839656A - Adjustable seat : en
  • US1839689A - Refrigerating system : en
  • US1839845A - Advertising device : en
  • US1840057A - Telegraph code translating apparatus : en
  • US1839828A - Severing machine : en
  • US1840128A - Valve spring : en
  • GB364471A - Improvements in moulds for matrix composing and type line casting machines : en
  • US1839290A - Direction finder for radiowaves : en
  • US1839254A - Conduit outlet box and grounding device : en
  • US1839354A - Device for measuring moments of torsion : en
  • US1840117A - Furnace grate and operating mechanism therefor : en
  • US1839291A - Combined desk and invalid's table : en
  • US1840097A - Impulse circuit : en
  • GB364487A - Improvements in hammer rock drills : en
  • US1839681A - Oil thief : en
  • US1840079A - Liquid dispensing apparatus : en
  • US1840030A - Heel-seat fitting machine : en
  • US1839840A - Vending machine : en
  • AU3090330B - Improvements in method of blanking and forming jaws for steel traps : en
  • US1839228A - Wood heel grooving machine : en
  • US1839862A - Pack bag : en
  • US1839358A - Method of and apparatus for forming caissons : en
  • US1839654A - Ampul sealing machine : en
  • US1839952A - Device for mixing gases and liquids : en
  • US1839970A - Vermifuge medicine and process of producing same : en
  • US1840148A - Variable pitch propeller for airplanes : en
  • CA318678A - Wheel : en fr
  • DE541047C - Process for the extraction of fragrances from flowers and other parts of plants : de en
  • US1839368A - Transmission mechanism for hoisting apparatus : en
  • AU448931A - Dual pneumatic tires : en
  • US1839723A - Advertising device : en
  • US1839289A - Dental engine handpiece : en
  • AU221431A - Improvements in or relating to tea, coffee cocoa orthe like dispensers : en
  • US1839272A - Process of making metallic containers : en
  • US1840020A - Vehicle door control : en
  • US1839839A - Roll-away bed : en
  • US1839380A - Machine for reaping papyrus : en
  • US1839741A - Fuel utilization : en
  • US1839745A - Illuminating device for projecting sound films : en
  • DE540966C - Compressor without stuffing box, especially for refrigeration machines : de en
  • FR717370A - Improvement in altimeters and climb speed indicators : en fr
  • US1839736A - Coin control mechanism : en
  • USD85965S - Bertram l : en
  • US1839747A - Fuse composition stream member having reenforced ignition : en
  • US1840256A - Fuel feeding valve : en
  • DE540789C - Electrode for electric arc irradiation, especially for killing germs : de en
  • DE541069C - Drum dyeing machine for hat stumps : de en
  • DE540996C - High frequency induction furnace : de en
  • FR717160A - Resilient bottom piston : en fr
  • US1839364A - Railway car : en
  • US1839911A - Boiler : en
  • US1839961A - Coated filler and process of producing same : en
  • CA318567A - Soil tilling device : en fr
  • US1839598A - Pipe coupling seal : en
  • US1839964A - Process for making bimetallic tubes : en
  • USRE18315E - As trustee : en
  • US1839211A - Adding and subtracting register : en
  • CA318606A - Electric switch : en fr
  • FR717463A - Fireplaces, ovens and other combustion devices control system : en fr
  • CA318543A - Tubular container : en fr
  • US1839417A - Turbine operated valve : en
  • US1840199A - Safety razor blade : en
  • DE541068C - Method for rolling rods with an interrupted profile : de en
  • US1839962A - Valve : en
  • US1840061A - Dovetail : en
  • US1840262A - Stop mechanism for yarn doubling and twisting machines : en
  • DE540950C - Collapsible eyeglass frame : de en
  • US1839929A - Dredge : en
  • US1839969A - Fur cutting machine : en
  • US1839942A - Automotive wheel : en
  • US1840112A - Artificial larynx : en
  • US1839351A - Dog racing device : en
  • US1839850A - Method of bolting turbine casings : en
  • DE541242C - Device for remote adjustment of pointer positions : de en
  • FR717419A - Wet spinning process of acetylcellulose : en fr
  • US1839422A - Apparatus for shaping cigar bunches : en
  • US1840091A - Poration : en
  • GB364567A - Improved system and apparatus for concentrating or thickening liquids such as pulps and ore slimes : en
  • US1839660A - Process for making waterproof insulating bodies : en
  • US1839801A - Electric induction furnace : en
  • US1840245A - Garment attachment : en
  • US1839674A - Interlocking stovepipe seam : en
  • US1839765A - Teat cup of milking machines : en
  • US1839545A - Means for successively exhibiting groups of signs : en
  • US1839963A - Drill steel retainer : en
  • US1839226A - Conveyer belt : en
  • US1839687A - Laundry press : en
  • DE541179C - Drive for double suspension cable cars : de en
  • GB364671A - Improved means for cooling the brake rims of drawworks drums in well boring plant : en
  • US1839346A - Manufacture of cigarette paper : en
  • US1839880A - Burner : en
  • CA318552A - Flexible electric heating element : en fr
  • US1839301A - Polyphase filter circuit : en
  • AU3092130A - Improvements in and relating to vaporizing apparatus for use in connection with oxygen andother liquefied gases, in particular forthe supply of welding andother outfits : en
  • US1839939A - Refrigerating apparatus : en
  • US1839799A - Vertical flexible coupling : en
  • USD85969S - Design fob : en
  • US1839344A - Method of treating magnetic materials : en
  • FR717292A - Improvements in shooting systems and color projection by additive synthesis : en fr
  • FR717483A - Safety device for elastic joints of flexible gas pipes : en fr
  • US1839375A - Leer loader : en
  • US1839769A - Counting machine : en
  • US1839980A - Breathing apparatus : en
  • US1839873A - Typewriting machine : en
  • USD85942S - Design fob : en
  • US1839439A - Measuring device : en
  • US1839653A - Method of affixing ornamental plates : en
  • CA318669A - Relay for network distribution systems : en fr
  • AU374431A - Display turntable : en
  • US1839992A - Change speed or reverse gearing : en
  • CA318632A - Ferro-phosphorus production : en fr
  • CA318721A - Scanning element for television systems : en fr
  • US1839782A - Container : en
  • US1840092A - Brake drum truing machine : en
  • US1839919A - Seamless hollow metallic section and process of making the same : en
  • US1840188A - Rotary tiller : en
  • US1840125A - Friction shock absorbing mechanism : en
  • US1839914A - Heat insulating block : en
  • US1840222A - Wrapping and sealing apparatus : en
  • US1840249A - Table : en
  • US1840166A - Uncoupling mechanism : en
  • US1840280A - Signal switch : en
  • US1840241A - Article of footwear : en
  • DE540956C - Gear transmission : de en
  • GB364662A - Improvements in coin-collecting mechanism for hire-purchase systems : en
  • FR717285A - Automotive improvements : en fr
  • DE540830C - Distance relays with organs that control the response and the expiration time, which are dependent on the line resistance, and an assistant who operates the organ for the expiration time : de en
  • FR717172A - Improvements to warning devices : en fr
  • AU89731A - Improvements in scoring boards : en
  • FR717503A - Removable button for collar and cuff : en fr
  • GB364185A - Process and machine for stripping or stemming tobacco : en
  • CA318763A - Weatherstrip : en fr
  • DE541112C - Jaw control for board drop hammers moved by eccentric : de en
  • DE541164C - Roll, especially support roll, for cold rolling mills : de en
  • US1839645A - Airplane fuselage and method of constructing the same : en
  • US1839967A - Ministrator : en
  • US1839284A - Well screen : en
  • US1840230A - Berm and shoulder attachment for road rollers, etc. : en
  • CA318633A - Two-piece screw cap : en fr
  • FR717441A - Improvements in direct reading weighing instruments taking weights automatically : en fr
  • GB364403A - An improved process for the production of low boiling hydrocarbon oils from heavier, higher boiling hydrocarbon oils by the action of hydrogen at elevated temperatures : en
  • GB364505A - Handle for electric accumulators : en
  • US1840142A - Metal furniture : en
  • US1840274A - Desk top : en
  • GB364669A - Improvements in the manufacture and production of wetting, cleansing and emulsifyingagents : en
  • AU3083030A - Improvements in or relating to radio andother high frequency transmitters : en
  • CA318620A - Wrench : en fr
  • DE541081C - Railway superstructure with rib shims : de en
  • US1839288A - Process for the production of thymol and menthone : en
  • US1839947A - Radio time-setting control : en
  • DE541186C - Flush-mounted box with a frame supporting the electrical installation equipment : de en
  • US1840115A - Steering mechanism : en
  • US1839328A - Road guard : en
  • US1840012A - Apparatus for making gasoline : en
  • US1839483A - Valve mechanism : en
  • US1840152A - Flying machine : en
  • USD85931S - George graff : en
  • US1839643A - Cabinet : en
  • US1840049A - Metal feeding roller : en
  • USD85914S - Design for a combined lighting, signaling and indicating accessory foe : en
  • DE541098C - Process for the production of threads, ribbons or similar structures by spinning viscose solutions : de en
  • FR717101A - Improvements to nozzle grids for fireplaces : en fr
  • CA318641A - Moulding composition : en fr
  • CA318743A - Oil cracking apparatus : en fr
  • CA318659A - Chemical process : en fr
  • DE541024C - With a water-soluble locking member equipped looser for sea mines : de en
  • US1839369A - Heater : en
  • US1840080A - Dampener : en
  • US1839774A - Making of soda cellulose for conversion into viscose : en
  • CA318619A - Book support : en fr
  • DE541199C - Process for the preparation of Kuepen dyes of the dibenzanthrone series : de en
  • FR717339A - Device for determining the flight speed of air vehicles fitted with bomb-throwing devices : en fr
  • GB364463A - Improvements in and relating to the production of highly etherified cellulose : en
  • GB365036A - Improvements in or relating to machine guns : en
  • GB364324A - Improvements in air filtering : en
  • AU439631A - Improvement in display devices : en
  • US1839392A - Water heater : en
  • FR717158A - Sample syringe : en fr
  • FR717352A - Table for teaching : en fr
  • GB364369A - Improvements in sliding or opening roofs for vehicles : en
  • US1839708A - Pipe finishing tool : en
  • GB364447A - Improvements in or relating to the wrapping of sweetmeats or other edible products : en
  • GB364337A - Air craft wing : en
  • DE541079C - Steam turbine with automatically acting compensating piston for the axial thrust : de en
  • DE541105C - Alloys of aluminum with silicon : de en
  • DE541197C - Process for the preparation of acidic disazo dyes : de en
  • FR717411A - Centrifuge bowl shaft immobilizer : en fr
  • US1839405A - Liquid displacing apparatus : en
  • US1839864A - Control of grid glow tubes : en
  • GB364266A - Improvements in or relating to float-operated gauges for petroltanks and other liquid-containers : en
  • GB364219A - Method for the manufacture of brake and clutch linings for vehicles, machines or the like : en
  • DE541303C - Process for the production of a low-viscosity viscose solution for the manufacture of rayon : de en
  • GB364321A - Method and means for turning and finishing pieces of work : en
  • FR717303A - Release device for releasing loads : en fr
  • GB364331A - Improvements in and relating to scaffolding : en
  • GB364193A - Improvements in or relating to pulverisers : en
  • GB364476A - Improvements in or relating to depolarizers for primary electric cells or batteries : en
  • GB364597A - Improvements in and relating to therapeutic apparatus : en
  • FR717439A - Concrete implementation process : en fr
  • GB364168A - A variable speed drive for road rollers, tractors and the like : en
  • FR717508A - Process for preparing water soluble silk fibroin : en fr
  • CA318592A - Belt conveyor device : en fr
  • US1839379A - Screen : en
  • US1840283A - Liquid dispensing container : en
  • FR717110A - New hooking device for hooking noquettes for line fishing : en fr
  • FR717137A - Receiver housing for salad basket : en fr
  • GB364297A - Improvements in windows or ventilators for poultry houses and similar buildings or structures : en
  • CA318710A - Method of welding railway rails : en fr
  • DE541005C - Insert forming machine : de en
  • DE541220C - Bag holder with gate valve : de en
  • FR717226A - Improvements to metallurgical furnaces : en fr
  • FR717496A - Improvements made in the closing of executives : en fr
  • US1839332A - Method of rolling metal sheets and strips : en
  • US1839697A - Vending machine : en
  • US1840101A - Apparatus for controlling the working of material : en
  • US1840151A - Drawknife : en
  • IE11923L - Poppet valve construction. : en
  • GB364181A - Method of and apparatus for producing pottery ware : en
  • USD85958S - John j : en
  • US1839625A - Conveyer for loading machines : en
  • US1839761A - Band coupler : en
  • DE541049C - Process for gasifying fuel with an oxygen-water vapor mixture : de en
  • DE541066C - Machine for making wire nails : de en
  • GB364666A - Production of asphaltic products from aromatic and naphthenic mineral oils : en
  • FR717170A - Closure for minister's office : en fr
  • GB364378A - Improvements in spark plugs for internal combustion engines : en
  • GB365033A - Improvements in the treatment of metals and alloys : en
  • GB364244A - Improvements in or relating to indicating mechanism : en
  • US1840053A - Method of packaging : en
  • US1839726A - Circular retractor : en
  • DE541154C - Resilient seal on electrical lights : de en
  • FR717299A - Humectants, detergents, dispersants, emulsifiers, etc. : en fr
  • GB364404A - Improvements in bottle and jar closures : en
  • US1839487A - Vehicle brake : en
  • US1839905A - Method of electrolysis : en
  • USD85930S - George graff : en
  • DE541447C - Tower for hald wire cable cars : de en
  • FR717321A - surgical operator headband scout : en fr
  • DE541103C - Connection piece for stove pipes : de en
  • FR717166A - Decompressor control device for internal combustion engine : en fr
  • FR717185A - Device for stopping, in the event of faults, automatic book broaching machines : en fr
  • FR717518A - Improvements to pressurized fluid brake devices : en fr
  • GB364452A - Propelling and steering gear for ships : en
  • DE541026C - Paddle wheel ship propeller : de en
  • FR717306A - Improvements to the feed mechanism used in printing machines : en fr
  • GB364405A - Improvements in and relating to rotary engines : en
  • DE540763C - Process and circular knitting machine for the production of reversible clad goods : de en
  • DE540727C - Potato planting machine in which the potatoes are separated by double flaps : de en
  • DE541249C - Coal filling cart for coking chambers : de en
  • GB364453A - : en
  • FR717426A - Fibrous composition containing resinous substances and its manufacturing process : en fr
  • FR717522A - Mechanism for overturning plow coulter frames : en fr
  • US1839667A - Road grading machine : en
  • US1840189A - Combined mop and brush : en
  • US1839644A - Railway car dump door construction : en
  • US1840273A - Fishing lure : en
  • DE541166C - Metal jacketing and pipe extrusion press : de en
  • CA318657A - Bulb shaping device : en fr
  • DE541262C - Arrangement for supplying a low-voltage system to be operated with alternating current : de en
  • FR717115A - Mobile and extendable shelter : en fr
  • FR717494A - Process for the thermal treatment of hydrocarbons : en fr
  • GB364189A - Improvements in and relating to snap action devices : en
  • GB364407A - Process of and apparatus for the production of gas of high calorific power, and by-products, by gasification with oxygen under elevated pressure : en
  • GB364631A - Improvements in or relating to rotary pump and like machines : en
  • FR717484A - Exciter and modulator system for a photoelectric cell : en fr
  • GB364264A - Improvements in telegraphic systems : en
  • US1840191A - Pen or pencil holding device : en
  • DE541091C - Plate air heater : de en
  • US1839198A - Safety valve for gas or oil wells : en
  • US1839491A - Scoring mechanism for envelope machines and the like : en
  • CA318542A - Scissors : en fr
  • DE540860C - Treatment electrode for medical devices : de en
  • FR717213A - Method and device for the production of coke and gas in chamber furnaces or retort furnaces with intermittent operation : en fr
  • FR717529A - New average speedometer for vehicles : en fr
  • FR717544A - Process for the production of glass objects with metallic elements : en fr
  • CA318631A - Garment pressing machine : en fr
  • DE540788C - Arrangement on three-phase cascades with permanently excited commutator rear machine : de en
  • DE541014C - Writing mechanism for registering impulses : de en
  • FR717259A - Device for the automatic opening of sheets fed closed in broaching machines and the like : en fr
  • GB364380A - Closures for bags, purses, pouches and the like : en
  • US1839341A - Cap : en
  • US1839968A - Reproducer : en
  • US1840153A - Oil filter : en
  • US1839219A - Wheel flange oiler : en
  • US1839287A - Display device : en
  • US1839416A - Machine regulating means : en
  • US1839432A - Collet and pusher : en
  • GB365148A - Improvements in or relating to dewatering solid materials : en
  • USRE18320E - gallagher : en
  • AU3093230B - Improvements in and relating tothe testing of electrical and/or magnetic characteristics of metal sheets : en
  • CA318580A - Prime mover control : en fr
  • FR717342A - Guide device for band saws : en fr
  • USD85970S - Design por a cabinet for a combined clock and radio : en
  • GB364519A - Improvements in or relating to vent valves for electric pumping installations : en
  • FR717466A - Improvements to sulfuric acid spray devices : en fr
  • GB364211A - Method and machine for the manufacture of ampullas and the like glass bodies : en
  • GB364398A - Improvements in machinery for making biscuits and like baked products : en
  • GB364326A - Improvements relating to electric cooking appliances : en
  • DE540970C - High frequency induction furnace : de en
  • GB364239A - Improvements in or relating to apparatus for eliminating substances from gases, by washing : en
  • GB364400A - Improvements relating to the manufacture of synthetic resins : en
  • US1839526A - Phenylsalicylic acid and method of making same : en
  • US1839877A - Repair vulcanizer : en
  • US1839602A - Coupler : en
  • US1840238A - Film developing machine : en
  • DE541266C - Process for the production of wool dyes of the anthraquinone series to be dyed in an acid bath : de en
  • GB364346A - Improvements in or relating to vent relief valves : en
  • IE11777L - Clutch control by servo-motor : en
  • GB364243A - Improvements in or relating to preserving oxidizable organic compounds : en
  • GB364645A - Improvements relating to release mechanism for fluid containers : en
  • GB364238A - Improvements relating to automatic electric current generating apparatus : en
  • FR717341A - Device for automatic parallel coupling of electrical networks : en fr
  • US1840089A - Loaded submarine cable : en
  • US1840084A - Vehicle body sill assembly : en
  • DE540782C - Procedure for the secret transmission of signals : de en
  • DE541085C - Train control and safety system for railways : de en
  • FR717525A - Arrangement for controlling grid potential in high voltage grid tubes, especially in x-ray generating devices : en fr
  • FR717543A - Improvements to camera control mechanisms : en fr
  • GB364395A - Improvements in two-stroke cycle internal combustion engines having opposed pistons in each cylinder : en
  • FR717337A - Device intended for the improvement and the cure of rheumatism, by enveloping heat, obtained by electricity : en fr
  • GB364290A - A process for removing scale from butt welded tubes : en
  • FR717169A - Device for dispensing and positioning the clips of the slide fasteners : en fr
  • FR717234A - Improvement of lubrication devices : en fr
  • DE540916C - Process for the preparation of nuclear halogenated derivatives of aryl-1-thioglycol-2-carboxylic acid amides : de en
  • GB364240A - Improvements relating to the insulation of electric cells more particularly the cells of electric batteries of the high tension type : en
  • DE541020C - Roll film camera with mirror exposure : de en
  • FR717318A - Frame for stereoscopic photographic plates : en fr
  • FR717126A - Drum Turbine Shaped Reaction Turbine : en fr
  • FR717481A - Bourdon tube enhancements for manometers, liquid expansion thermometers and other instruments : en fr
  • FR717261A - Radio transmission and reception installation : en fr
  • GB364275A - Improvements in rotary pumps : en
  • GB364393A - Improvements in or relating to means for igniting mercury arc lamps and similar discharge devices : en
  • DE541238C - Process for the preparation of a serum preventing and curing tuberculosis : de en
  • DE540798C - Coffee machine for making large quantities of coffee : de en
  • DE541070C - Method and device for generating pressure surges in the combination bleaching process : de en
  • FR717353A - Socket system with movable base for electric lamps : en fr
  • GB365054A - Improvements in mudguard stays, stands, handles, and similar parts of cycles, and the like : en
  • FR717127A - Solid carbonic acid gasification process and devices : en fr
  • FR717309A - Convertible roof device for road vehicles : en fr
  • DE541192C - Procedure for testing glow cathode tubes with control grid : de en
  • CA318575A - Engine charge forming means : en fr
  • CA318720A - Signalling device for clutches : en fr
  • US1839570A - Tie plate : en
  • FR717188A - Cable branch : en fr
  • FR717402A - Boats traveling on water : en fr
  • FR717493A - Illuminated diagram of connections with measuring instruments interspersed in its layout : en fr
  • GB365143A - Improvements in the production of composite articles : en
  • FR717229A - Product intended to sharpen razor blades : en fr
  • DE541135C - Insert filter container made of porcelain : de en
  • FR717517A - Folding metal box : en fr
  • GB364412A - Improvements in magnetic compensators : en
  • USRE18322E - Krueger : en
  • DE541075C - Flange connection for manifolds supported on standpipes in boiler feed systems : de en
  • DE541284C - Brake device for electric carts with single wheel drive : de en
  • DE541134C - Process for the production of hollow bricks closed on all sides : de en
  • DE541218C - Device for pressing out the folds from the upper leather of footwear : de en
  • US1839321A - Reeling device : en
  • FR717205A - Improvements to window construction : en fr
  • FR717520A - Apparatus for comparing light intensities : en fr
  • GB364232A - Device for exploring or reconstituting an object or image for use with systems of picture telegraphy, copying telegraphs or television : en
  • US1839243A - Casing floater : en
  • US1839370A - Drop forge die adjuster : en
  • US1839238A - Fastening inserting machine : en
  • CA318563A - Bottle sealing cap : en fr
  • DE541183C - Feeding machine for transmission systems : de en
  • FR717376A - Extendable and folding trestle : en fr
  • DE541080C - Die setting and line casting machine with a casting mold, the lid of which is pressed against the lower part of the casting mold in the casting position : de en
  • US1839758A - Collapsible wallet : en
  • US1839638A - Rotary engine : en
  • US1840050A - Lagging for boiler furnaces : en
  • US1840268A - Variable speed hydraulic power transmission mechanism : en
  • US1839587A - Attachment for motion picture cameras : en
  • GB364271A - Improvements in electric hot-plates : en
  • GB364295A - Improvements in folding bed settees : en
  • GB364568A - Electric discharge tubes : en
  • AU3094430B - An improved clamp or connector for electric cables : en
  • GB364492A - Improvements in or relating to fasteners for lining or panelling for motor cars or other purposes : en
  • CA318610A - Brake hanger : en fr
  • DE541210C - Device for proportional mixing of two media : de en
  • US1839196A - Automatic machine for forming ironing boards and the like : en
  • US1839408A - Positive column conduction tube : en
  • DE541329C - Electric lamp with protective bell and automatic switch-off device : de en
  • GB364288A - Improvements in wire netting fencing posts : en
  • US1840081A - Chain : en
  • US1839297A - Shoe : en
  • US1839466A - Wirebound barrel and method of manufacture thereof : en
  • FR717315A - Parquet brush for dust vacuum : en fr
  • USD85951S - Design fob a wall back ob similab abticle : en
  • FR717219A - Winding device to continue spinning and twisting : en fr
  • DE540695C - Production of phosphorus and phosphorus compounds by reducing phosphorus minerals in a fan oven : de en
  • AU368931A - Improved means of controlling regeneration in electrically propelled vehicles : en
  • GB364156A - Improvements in or relating to sheet-feeding mechanism for printing machines : en
  • IE12123L - Discharge tubes : en
  • DE541059C - Height-adjustable protective shield for trench excavators : de en
  • FR717510A - Machine for mechanically extracting and cutting parallelepipedic blocks : en fr
  • GB364406A - Improvements in or relating to apparatus for anaesthetic dentistry : en
  • US1840253A - Supercharger for internal combustion engines : en
  • USD85919S - of baltimobe : en
  • DE540927C - Switch to interrupt currents of very different current strengths with magnetic series blowing : de en
  • DE540987C - Driving lock device for rail vehicles : de en
  • GB364183A - Improved device for separating cream from milk : en
  • DK45073C - Self-acting Apparatus for Sorting Sand, Stone and the like. : da en
  • FR717485A - Spindle for spool changing automatic loom shuttle : en fr
  • GB364608A - Improvements in and relating to electric drive for spinning machines : en
  • GB364520A - Improvements in the varnishing of printed surfaces : en
  • DE540623C - Adjustable bed frame : de en
  • CA318569A - Front seat for automobiles : en fr
  • DE541479C - Automatic regulation of periodically operating absorption refrigeration machines : de en
  • FR717138A - Closure system for bags and other items : en fr
  • CA318639A - Brake-drum truing machine : en fr
  • US1839261A - Expanding device for grinding tool : en
  • CA318536A - Fertilizer : en fr
  • US1839851A - Means for securing screens to radiators : en
  • US1839931A - Plating : en
  • USRE18314E - Electric scintillating jeweler s advertising- device : en
  • US1839394A - Blow-out preventer or control head : en
  • US1839320A - Cable reel trailer : en
  • US1840096A - Soap holder : en
  • US1839651A - Sharp freezing unit : en
  • US1839890A - Brush gear for dynamo-electric machines : en
  • DE541383C - Stand-up collar for uniforms : de en
  • US1839502A - Fluid electrode electric discharge device : en
  • US1840122A - Control system : en
  • US1839558A - Educational apparatus : en
  • US1839913A - Bronzing machine : en
  • US1840022A - Identification or certificate holder : en
  • US1839391A - File holder : en
  • US1839807A - Water valve control for concrete mixers : en
  • CA318555A - Railway switch mechanism : en fr
  • FR717317A - Annealing furnaces : en fr
  • US1839360A - Rail joint : en
  • US1839518A - Method of forming tungsten carbide : en
  • US1839536A - Table : en
  • CA318732A - Method of electrically welding tubular connections for thick-walled pressure vessels : en fr
  • US1839245A - Rubber heel attaching means : en
  • DE540989C - Arrangement for fastening and connecting catenary wires for electric railways : de en
  • DE541140C - Process for the operation of rotary kilns for burning plaster of paris and similar materials and rotary kilns for this : de en
  • AU406231A - Improvements in and connected with electric regulators : en
  • DE541086C - Echo or feedback lock for transmission systems : de en
  • GB364230A - Electric railway system : en
  • US1839459A - Perforator : en
  • US1839521A - Tube socket and contact terminals therefor : en
  • US1840132A - Telephone system : en
  • US1840146A - Shirt envelope : en
  • US1839253A - Grinding mechanism : en
  • USD85947S - Design fob an automobile radiator cap ob similar article : en
  • AU473131A - Improvements in telephone construction : en
  • US1839441A - Parachute : en
  • US1839442A - Harmonic control : en
  • US1839927A - Recuperator or regenerator use of gases from high frequency furnaces : en
  • CA318723A - Oil reclamation : en fr
  • GB364573A - Improvements in appliances for pressing, stretching and hanging up garments : en
  • CA318649A - Photo-electric tube : en fr
  • CA318614A - Paste tube : en fr
  • US1839910A - Support structure for condenser tubes : en
  • DE540922C - Safety device with a light-sensitive cell which is continuously illuminated by a light source in an unaffected state : de en
  • US1839475A - Carburetor : en
  • US1839499A - Vehicle signal device : en
  • US1839744A - Mechanical drive : en
  • FR717287A - Toothbrush with protected handle : en fr
  • FR717430A - Exhalation device applicable in particular to gas masks : en fr
  • CA318715A - Journal box : en fr
  • CA318674A - Slicing machine : en fr
  • AU3082830B - Improvements in and relating to building elements and structures : en
  • FR717369A - Rat poison : en fr
  • GB364212A - Improvements in or relating to cooling arrangements for thermionic valves and other electric discharge devices : en
  • AU2914930B - Improvements in or relating tothe vacuum sealing of bottles, jars cans and like containers bya cold process : en
  • DK45081C - Rectangular Manhole Closure. : da en
  • GB364431A - Improvements in or relating to variable electric condensers : en
  • DE541053C - Aluminum alloy : de en
  • US1840270A - Sewing machine : en
  • GB364186A - Improvements in or relating to locking devices for telescopic ladders and the like : en
  • GB364292A - A new or improved fastening for attaching cowlings and like covers : en
  • AU221331A - Improved combination garden rake and hoe : en
  • US1839427A - Wheel flange oiler : en
  • US1839663A - Drain valve structure : en
  • US1840086A - Constructional material functioning as an expansion joint : en
  • CA318663A - Mineral oil stabilization : en fr
  • US1839554A - Pivoted end sliding window sash : en
  • US1839614A - Screen : en
  • DE541143C - Device to increase the efficiency of mashes : de en
  • CA318534A - Guard-rail bracket : en fr
  • US1839680A - Connecting rod : en
  • US1839711A - Adjustable stair rail tee : en
  • US1839884A - Frangible vessel and method of making the same : en
  • US1839456A - Art of mixing finely divided solid materials : en
  • US1839930A - Servo mechanism : en
  • US1840237A - Work holder for straightening machines : en
  • US1839915A - Remote control apparatus : en
  • US1839237A - Wheel : en
  • DE540963C - Drive for loading machine : de en
  • GB364207A - Improvements in or relating to power transmission mechanism for the propellers of boats or other vessels : en
  • GB364382A - Box for plastic substances : en
  • US1839400A - Chuck : en
  • US1839713A - Dogging mechanism : en
  • US1840168A - Ballast resistance : en
  • DE540863C - Separation of titanium dioxide hydrate from hydrolyzable solutions of titanium salts : de en
  • CA318675A - Chemical compound : en fr
  • GB364401A - Improvements in or relating to the destructive hydrogenation of hydrocarbon oils : en
  • US1839488A - Cleaning of metallic parts : en
  • US1839759A - Glass cutting machine : en
  • US1839529A - Quick drying lacquer : en
  • US1839603A - Vehicle brake device : en
  • USD85918S - of baltimore : en
  • USD85936S - Hage w : en
  • GB364490A - Manufacture of diazo-preparations : en
  • US1840219A - Electrical connecter : en
  • DE541237C - Device for stretching artificial threads : de en
  • US1839269A - Lasting machine : en
  • US1839715A - Chain tightening tool : en
  • US1840116A - Switch cleaning device : en
  • US1839863A - Vacuum tube : en
  • US1839579A - Cash register : en
  • US1840196A - Tip for blowpipes : en
  • US1840099A - Pneumatic clutch : en
  • US1839608A - Recording volt-ampere-meter : en
  • US1839767A - Drilling apparatus : en
  • US1840126A - Tree-digger blade : en
  • US1840129A - Safety device for dynamo electric machines : en
  • US1840159A - Aeroplane : en
  • CA318757A - Manufacture of cellulose esters : en fr
  • DE541409C - Green feed silo made of sheet steel with insulating lining : de en
  • DE541108C - Device for checking the tightness, especially of weld seams : de en
  • CA318690A - Apparatus for operating portable power plants without recooling : en fr
  • GB364302A - Means for viewing or projecting cinematograph films : en
  • FR717290A - Washing machine improvements : en fr
  • FR717150A - Apparatus for treating tissue by circulating bath : en fr
  • DE541102C - Soot shut-off : de en
  • FR717104A - Cement mixer : en fr
  • GB364526A - Improvements in pulverising mills : en
  • GB364572A - Improved means and method of applying a surface layer of grease or the like to an electric cable : en
  • GB364436A - Improvements in and relating to fountain-pens : en
  • US1839575A - Ultra-violet ray hover and brooder : en
  • US1840207A - Tuning apparatus : en
  • US1840264A - Poultry feed trough : en
  • US1839532A - Grinder : en
  • US1840090A - Impulse circuit : en
  • FR717424A - Coupling arrangement for telephone systems with selector service and with several intermediate offices connected in series : en fr
  • FR717215A - Improvements to devices for accumulating blood at a specific location in the human body : en fr
  • GB364372A - Hand blotter : en
  • FR717307A - Device for railways, intended to prevent the deflection of the ends of rails at the point of joints : en fr
  • GB364236A - Improvements in processes and apparatus for extinguishing coke : en
  • US1839875A - Cushioning means : en
  • US1840290A - Tinting liquid : en
  • US1839263A - Auto control system : en
  • DE541172C - Process for the preparation of 2- (4'-aminoarylamino-) 6- or -7-alkoxynaphthalene derivatives : de en
  • DE541118C - Antihalation layer for photographic films and plates : de en
  • CA318684A - Furnace grate : en fr
  • DE541273C - Tripod head : de en
  • DE541046C - Process for melting light metals : de en
  • GB364246A - Improvements relating to hinges : en
  • US1839239A - Fence protector : en
  • US1839727A - Vehicle top inclosure means : en
  • US1839898A - Topping arm for fence posts : en
  • US1839223A - Spool structure and method of making the same : en
  • DE540907C - Locking device for the drive of machines with pressure and Fuehlwerk, z. B. cash registers or punch card machines : de en
  • FR717130A - Noria perfected : en fr
  • DE481975C - Foot measuring device : de en
  • DE540540C - Acoustic facility : de en
  • DE541027C - Explosive projectile with ignition by a burning flare : de en
  • DE541146C - Process for the production of cellulose ethers : de en
  • US1839206A - Air humidifier : en
  • US1839775A - Piston refinishing machine : en
  • DE541078C - DC machine : de en
  • FR717241A - Continuous soft starter : en fr
  • FR717244A - Rotary shear : en fr
  • US1839454A - Safety device for vehicles, particularly power driven vehicles : en
  • US1839519A - Door lock set : en
  • USRE18318E - Process o : en
  • FR717397A - Tanning process for hides and skins : en fr
  • US1839194A - Canard type airplane : en
  • US1839615A - Screen : en
  • US1840164A - Pressure treatment for oils and the like : en
  • DE541478C - Device for clamping flexible printing plates on the forme cylinder of gravure printing machines : de en
  • CA318671A - Harvester pick-up : en fr
  • US1839199A - Device for assembling shoe parts : en
  • US1840017A - Window shade : en
  • DE540588C - Process for the production of peroxides of organic acids : de en
  • GB364210A - Improvements in and relating to typewriter calculating machines : en
  • GB364260A - Improvements in, or relating to, ploughs : en
  • FR717513A - Arrangement of supply and intake pipes in high pressure hot water heating systems : en fr
  • GB364569A - Improvements in or relating to multiplex electric signalling systems : en
  • IE12846L - Automobile bumper : en
  • US1839990A - Easy opening container : en
  • US1840018A - Agricultural implement : en
  • US1839450A - Nail capping machine : en
  • US1839768A - Fountain brush : en
  • FR717221A - Stamp distributor : en fr
  • GB364161A - Improvements in adjustable means for supporting articles to be displayed or other objects : en
  • GB364506A - Regulating device for the supply of flushing liquid to centrifuges : en
  • DE540895C - Device for pulling staples, especially metal staples, into pre-punched loose-leaf binders, catalog folders and the like. Like. With curved band guides : de en
  • DE541358C - Pneumatic tube socket with adjustable body along its axis : de en
  • FR717432A - construction elements and their assembly method : en fr
  • US1839271A - Production of black vat dyestuffs of the anthracene series : en
  • CA318589A - Cereal coffee : en fr
  • CA318656A - Motor control system : en fr
  • CA318729A - Electric welding process : en fr
  • GB364261A - Improvements in, or relating to, doors, screens, or other closure or partitioning devices for buildings, enclosures, or the like : en
  • GB364341A - Apparatus for shaping paper cartons or boxes with flat, rectangular bottoms : en
  • FR717176A - Three-lens photographic lens : en fr
  • FR717407A - Improvements to hydrofoils : en fr
  • US1839462A - Silencer : en
  • US1839772A - Spinning frame and the like : en
  • US1840158A - Method of treating hydrocarbons : en
  • DE540990C - Process for absorbing excess gases in glow cathode tubes : de en
  • DE541180C - Arrangement for the wireless transmission of characters and messages to a vehicle operated by means of a power supply line : de en
  • FR717282A - Cork : en fr
  • FR717319A - Holder for stereoscopic cameras : en fr
  • GB364141A - Improvements in and relating to the halogenation of anthraquinone and its derivatives : en
  • US1839998A - Curling tongs : en
  • GB364192A - Improvements in or relating to the manufacture of telephone selector banks and like electrical apparatus : en
  • GB364588A - Improvements in and relating to mixing and kneading apparatus : en
  • FR717239A - Concrete paving : en fr
  • GB364220A - Method of treatment of bearing materials : en
  • DE541246C - Water reserve : de en
  • FR717251A - Process for treating hydrocarbons using catalysts : en fr
  • DE540938C - Cooling furnace with roller conveyor : de en
  • FR717358A - Centrifugal governor device for electric, mechanical or other motors : en fr
  • GB364258A - Improvements in and relating to electrical fuses : en
  • GR3471B - HOW TO USE PRESSURED EXHAUST GAS CASES OF USING PRESSURE AIR. : el en
  • GB364198A - Improvements in and relating to electric motor controllers : en
  • DE541017C - How to attach levers : de en
  • DE541093C - Catching needle for flat knitting machines with jacquard petinet device : de en
  • US1839779A - Art of making cardboard boxes : en
  • USD85960S - Design fob a game board : en
  • US1839662A - Self-locking cap for gasoline tanks : en
  • US1839959A - Friction clutch : en
  • USD85921S - Design fob a crib : en
  • USRE18312E - And seed p : en
  • FR717314A - Can for preserves, in particular for sardines : en fr
  • GB364278A - Improvements in magneto generators : en
  • DE540939C - Process for separating glass : de en
  • DE541406C - Trowel for melting tin, tar, etc. like : de en
  • US1839777A - Television apparatus : en
  • GB364609A - Manufacture of monoazo-dyestuffs : en
  • DE540988C - Mechanical train control device : de en
  • FR717128A - Device for automatically indicating the route of the path traveled or to be traveled by a vehicle in perfect progress in synchronism with the route itself : en fr
  • GB364352A - Improvements in cigarette holders : en
  • FR717279A - Manufacturing process of floats : en fr
  • FR717388A - Combustion engine : en fr
  • GB364218A - Improvements in or relating to aircraft : en
  • DE541448C - Conveyor device : de en
  • US1839506A - Door holder : en
  • GB364217A - Improvements in automatic control devices for talking machines : en
  • US1839236A - Electric water heater : en
  • US1839618A - Humidifier : en
  • US1839733A - Centrifugal method for treating scums of all kinds : en
  • DE540978C - Tunneling machine : de en
  • DE541163C - Duese with adjustable nozzle opening : de en
  • GB364224A - Improvements relating to railway points : en
  • GB364253A - Improvements in or relating to brakes for motor vehicles or the like : en
  • FR717400A - Improvements in shooting and projection systems for color cinematography by the additive system : en fr
  • FR717527A - Arrangement to maintain an adequate oil charge in an oil filled cable : en fr
  • GB364226A - Improvements in and relating to the protection of metals : en
  • DE520466C - Arrangement for the scanning of characters for image transmission purposes by means of closely spaced conductive pins : de en
  • FR717610A - Automatic ring target : en fr
  • DE540973C - Sheet metal jacket for room stoves : de en
  • CA318666A - Electrode for electron discharge devices : en fr
  • FR717344A - Improvements to the yokes holding folding keys for the hood attachment control; hood and tarpaulins; winder for clockwork or mechanical movements, winding drums, etc. : en fr
  • FR717526A - Automatic installation switch with rotating contact member, located above the control coil : en fr
  • GB364385A - A combined frictional pocket ignitor and watch : en
  • DE541219C - Process for the production of propellants for projectile charges : de en
  • US1839365A - Airship construction : en
  • GB364518A - Improvements in the construction of airships : en
  • GB364334A - Suction cleaners : en
  • GB364426A - Improvements in and relating to the dressing of coal and the like : en
  • DE541113C - Device for polishing or peeling all kinds of goods : de en
  • DE540713C - Bowl for wiping off the shaving foam : de en
  • US1839304A - Concrete pile : en
  • US1839979A - Delustered silk and method of delustering : en
  • US1840244A - Imitation brick construction : en
  • GB364508A - Frame piece for doors and method of manufacturing the same : en
  • CA318560A - Feeding table for clothes wringers : en fr
  • CA318742A - Card perforating machine : en fr
  • US1839703A - Expansion joint tool : en
  • US1839748A - Mop wringer : en
  • US1839201A - Track rail gauge : en
  • AU3093230A - Improvements in and relating tothe testing of electrical and/or magnetic characteristics of metal sheets : en
  • CA318566A - Ferrule for rackets, golf clubs, etc. : en fr
  • US1839484A - Blade for windshield wipers : en
  • US1839534A - Illuminated sign or ornamental device : en
  • USD85920S - Design for a bridge for : en
  • CA318532A - Rubber object production from aqueous dispersions : en fr
  • CA318642A - Oil tank cleaning method : en fr
  • US1839349A - Wing of aeroplanes and the like aircraft : en
  • US1839888A - Method of and means for tunneling : en
  • US1839624A - Gate : en
  • US1840154A - Equalizing and suspension system for motor vehicles : en
  • US1840210A - Cigar holder : en
  • CA318680A - Process of vulcanizing rubber compounds : en fr
  • US1839267A - Railway car construction : en
  • US1839421A - Extrusion press : en
  • USD85906S - Design fob a swivel mounting fob : en
  • US1840095A - Candy treating machine : en
  • US1840287A - Extraction of oils from materials containing same : en
  • US1839208A - Quartz oscillator for controlling transmitter valves and oscillation generators : en
  • US1839869A - Voltage regulator for radiotransmitters : en
  • US1840068A - Printing machine : en
  • DE541044C - Main current magnet for induction counter : de en
  • GB364204A - Improvements in or relating to the purification of petroleum and petroleum distillates : en
  • GB364458A - Soling machine : en
  • US1840033A - Portable dispensing cabinet : en
  • US1840235A - Steam boiler : en
  • FR717332A - Improvements to the clutch release bearings : en fr
  • US1839295A - Method of making and treating cellulose esters and products thus obtained : en
  • US1840275A - Chair back construction : en
  • USD85905S - A voluntary associa : en
  • CA318716A - Apparatus for producing gas and coke : en fr
  • GB364474A - Improvements in or relating to ships' hatchcovers : en
  • GB364614A - Improved apparatus for making tubular paper or like cartons or receptacles : en
  • GB364172A - Improvements in or relating to bottle crates or holders : en
  • DE541405C - Melting plant : de en
  • FR717450A - Improvements in the manufacture of textile yarns : en fr
  • GB364316A - Metal reinforcement of wooden window frames : en
  • DE541465C - Membrane remote control activated by gas pressure waves with gas pressure regulation : de en
  • US1839588A - Plunger actuated underreamer : en
  • US1839728A - Container : en
  • US1840221A - Fin or casing element for metallic window frames : en
  • AU3082830A - Improvements in and relating to building elements and structures : en
  • CA318586A - Automobile door catch and lock : en fr
  • DE540852C - Call and signal machine : de en
  • DE541016C - Fuel filter for fuel injection engines : de en
  • FR717393A - Method and apparatus for air conditioning : en fr
  • GB364522A - Improvements in devices for automatically closing gas taps : en
  • FR717220A - Leonardo assembly with friendly control : en fr
  • FR717322A - Improvements to pressurized fluid brake devices : en fr
  • US1839995A - Safety paper and method of making the same : en
  • DE541198C - Process for the representation of valuable decoctions of the pyranthrone : de en
  • DE541235C - Process for the production of a liquid, non-gelatinizing soap : de en
  • DE541287C - Double box for the separate storage of different materials : de en
  • FR717416A - New water supply system : en fr
  • FR717452A - Improvements in the manufacture and treatment of textiles or other materials : en fr
  • US1840105A - Liquid purification : en
  • DE541311C - Device for generating negative pressure in gas apparatus, in particular gas pressure regulators : de en
  • GB364604A - Improvements in or relating to lighting installations for vehicles : en
  • CA318529A - Apparatus for making racquets : en fr
  • DE541023C - Roof for motor vehicles : de en
  • DE541151C - Electrical switch, the contacts of which are arranged in an evacuated vessel or a vessel filled with inert gas : de en
  • FR717139A - Electric switch or signal control device for railway : en fr
  • FR717536A - Improvements in the manufacture of artificial materials : en fr
  • US1839729A - Container and stand therefor : en
  • US1840036A - Amino anthrones and process of preparing the same : en
  • DE541264C - Electric heater made of resistance mass : de en
  • DK45079C - Support system for drive devices with endless drive belt for automobiles. : da en
  • CA318637A - Electrolytic cell : en fr
  • CA318749A - Cable telephony : en fr
  • US1839190A - Lubricating device : en
  • US1839818A - Wheel : en
  • US1840259A - Protecting guard : en
  • GB364579A - Improvements in and relating to power converting apparatus : en
  • FR717389A - Oil filter refinements : en fr
  • FR717192A - Coupling arrangement for battery charging : en fr
  • US1839837A - Pressure regulator : en
  • US1839960A - Furnace : en
  • US1840109A - Telephone system : en
  • FR717329A - Backfire protected water container, applicable to acetylene generators : en fr
  • GB364438A - Improved process for the manufacture of artificial silk : en
  • DE541338C - Metallic cap for spark plugs : de en
  • DE541433C - Thread guide for winding machines : de en
  • FR717548A - Settling device adaptable to taps, check valves or valves of any type : en fr
  • FR717356A - Flat roof tile : en fr
  • GB364583A - Improvements in or relating to the cathodes of vacuum tubes : en
  • US1839195A - Gear differential : en
  • US1839218A - Wheel flange oiler : en
  • US1839832A - Internal combustion engine : en
  • US1839874A - Fraud preventing device : en
  • US1840047A - Flexible bracelet : en
  • DE541064C - Device for driving presses or the like. : de en
  • FR717250A - Catalysis process for the treatment of crude oils and other applications : en fr
  • CA318703A - Fastener slider : en fr
  • US1840214A - Knockdown kite reel : en
  • FR717274A - Further training in ventilation equipment : en fr
  • US1839501A - Die mechanism for tubular sheet metal articles : en
  • US1839793A - Vacuum cleaner : en
  • US1839894A - Continuous process for the manufacture of acetic acid in the anhydrous state from its aqueous solutions : en
  • US1840000A - Automobile lock : en
  • US1840054A - Firearm : en
  • FR717157A - Oxidation process of nitrites to nitrates : en fr
  • FR717111A - Process for waterproofing felt hats, caps, berets, slippers, gaiters and all other felt objects and felt in general : en fr
  • GB364353A - Improvements in and relating to the construction of electric accumulator cells : en
  • DE540995C - High frequency induction furnace : de en
  • FR717428A - Colored screen on paper for the production of natural color photographs : en fr
  • GB364304A - Improvements in and relating to resinous compositions : en
  • US1839259A - Heel-attaching machine : en
  • US1839707A - Automatic train control : en
  • DE541173C - Process for the preparation of anthraquinone derivatives : de en
  • FR717413A - Process for the production of high-value waxy materials : en fr
  • FR717425A - Improvements to finely sharpened blades and their manufacturing process : en fr
  • CA318562A - Water closet : en fr
  • GB364486A - Improved machine for the manufacture of cemented shoes : en
  • DE541063C - Sensor for extrusion presses with liquid use of non-lead metals : de en
  • DE541281C - Anode for electroplating baths : de en
  • US1840104A - Gyroscopic apparatus for stabilizing bodies : en
  • US1839232A - Door opening mechanism : en
  • US1839692A - Adjustable last : en
  • US1840183A - Golf bag construction : en
  • US1839227A - Foxing applying machine : en
  • USD85909S - Design for a dress : en
  • GB364300A - Manufacture of alloys : en
  • FR717129A - Further training in norias and similar lifting devices : en fr
  • FR717509A - Improvements to flexible transmissions and process for their manufacture : en fr
  • GB364225A - Improved manufacture of metallic cyanamides : en
  • GB364298A - Improvements in slide rules : en
  • US1839323A - Incandescent wire arrangement in audions : en
  • US1839589A - Roller cutter organization for earth boring drills : en
  • US1839280A - Spectacles : en
  • US1839925A - Article packing machine : en
  • AU175731A - Improvementsin or relating to lehrs for annealing glassware : en
  • DE541097C - Process for making improved cellulose acetate floss : de en
  • DE541188C - Protective device for liquid-insulated electrical apparatus, in which the decomposition gases or vapors or a liquid displaced as a result of abnormal operating conditions act on an organ that responds to the flow velocity : de en
  • US1839367A - Sash construction : en
  • US1840039A - Indicator needle : en
  • US1840027A - Method of and apparatus for making inner tubes : en
  • CA318685A - Process of treating hydrocarbons : en fr
  • US1839556A - Flying machine : en
  • USD85954S - Design for a bather s sandal : en
  • DE541263C - Device for boiling element cells or drawing carbon electrodes : de en
  • US1840279A - Carburetor : en
  • CA318612A - Cushioned foot for chairs : en fr
  • CA318646A - Hard metal composition : en fr
  • US1840135A - Combination tool : en
  • US1839742A - Shaving toilet article : en
  • DK45080C - Base for automatic firearms. : da en
  • US1839926A - Triode vacuum tube : en
  • US1840015A - Transmission control circuit : en
  • CA318693A - Conversion of carbonaceous materials : en fr
  • US1840257A - Self-priming pumping apparatus : en
  • US1840016A - Switch : en
  • CA318578A - Reamer : en fr
  • US1839542A - Paste ejector : en
  • US1839887A - Heat insulating and acoustic plaster : en
  • AU22131A - An improved manure distributor : en
  • USD85939S - John hutter : en
  • US1839573A - Apparatus for testing blood : en
  • US1839740A - Corn planter : en
  • US1839303A - Safety razor : en
  • US1839865A - Liquid-level regulator : en
  • FR717233A - Action regulator for triple valve and triple valve for continuous compressed air brakes : en fr
  • GB364190A - Improvements in instruments for measuring lengths : en
  • CA318746A - Hinged cap : en fr
  • AU307431A - Improvements in or relating to vaccum tubes : en
  • CA318673A - Beater : en fr
  • CA318714A - Freight transporting apparatus : en fr
  • DE540893C - Process for the production of tobacco rods during the processing of the tobacco into cigarettes : de en
  • DE541240C - Fluid change gearbox : de en
  • FR717161A - Device for injecting fuel into the engine suction chamber : en fr
  • FR717449A - Improvements in the treatment of textile materials consisting of or containing organic cellulose derivatives : en fr
  • US1839294A - Hanger for wearing apparel : en
  • US1839997A - Tire carrier : en
  • DE541458C - Locking plate with a framework formed from at least three strips of strips glued together crosswise : de en
  • FR717258A - Roller massager : en fr
  • GB364159A - Improvements in dispensing apparatus for tablets and the like : en
  • GB364464A - Improvements in the production of nicotine-free tobacco : en
  • US1840208A - Chart : en
  • GB364397A - Improvements in blotting devices : en
  • DE541245C - Headlights with a main light source and several auxiliary light sources : de en
  • US1840251A - Movable ground or current return connections for use in the progressive arc welding process : en
  • US1839382A - Switch : en
  • US1839577A - Motor vehicle : en
  • AU16031A - Improvements in transmissions : en
  • US1839886A - Space current device : en
  • CA318581A - Mounting for wall fixtures : en fr
  • CA318603A - Conveyor : en fr
  • US1839916A - Starting motor switch : en
  • US1839385A - System for parallel operation of motors : en
  • US1839423A - Tank closure device : en
  • CA318621A - Water closet : en fr
  • CA318626A - Apparatus for producing burr or grindstones for flour, pulp mills, etc. : en fr
  • CA318627A - Press for plastic materials : en fr
  • USD85935S - Design fob : en
  • US1839917A - Process for puffing cereals : en
  • CA318765A - Steel hull : en fr
  • US1840193A - Price card : en
  • US1840119A - Holding means for battery element supports : en
  • US1839241A - Line casting machine : en
  • US1839735A - Production of active carbon : en
  • US1839924A - Hair clipper : en
  • US1840083A - Cooling system : en
  • CA318545A - Collapsible handle : en fr
  • CA318549A - Radiator tank : en fr
  • US1839762A - Pie plate washing machine : en
  • FR717131A - Process for adjusting boards in straightening or folding machines and machine for carrying out this process : en fr
  • AU3094430A - An improved clamp or connector for electric cables : en
  • CA318654A - Speed regulating system : en fr
  • US1839568A - Switch : en
  • DE517274C - Process for the preparation of halogen-containing Kuepen dyes of the dibenzpyrenquinone series : de en
  • US1839841A - Coin display means for vending machines : en
  • US1839273A - Geared locomotive : en
  • US1839357A - Combination warm air cleaner and heat deflector : en
  • US1839596A - Micrometer : en
  • US1839831A - Safety lock for foldable beds : en
  • DE540923C - Method for image composition in television with the aid of a Braun cathode ray tube : de en
  • DE541034C - Production of phosphorus-free vanadium solutions : de en
  • DE541482C - Brush holder assembly for electrical machines with adjustable holders : de en
  • US1839246A - Fountain cuspidor : en
  • US1839846A - Book match packet : en
  • US1839282A - Ball cock control and silencer : en
  • US1839448A - Pipe thread protector : en
  • AU341831A - Improvements relating tothe manufacture of alcohol and ether : en
  • DE541115C - Closing device for gristmill outlet nozzle : de en
  • US1839224A - Fluid heating apparatus : en
  • US1839277A - Becoveby of products obtained by distillation of wood : en
  • US1839572A - Elevator car and door controlling mechanism : en
  • US1840167A - Adjustable pedestal : en
  • US1840194A - Closure device : en
  • GB364175A - Improved sliver conveying apparatus : en
  • US1839343A - Rheostat : en
  • US1839377A - Multicontact relay : en
  • US1839593A - Resilient glide for furniture : en
  • DE541133C - Machine for treating soft bricks or similar workpieces : de en
  • US1839682A - Connecting collar for furnaces : en
  • US1839690A - Twist-off safety coupling : en
  • FR717146A - Refrigeration process and apparatus : en fr
  • DE541296C - Process for making and improving gray cast iron : de en
  • FR717227A - Process for preparing tank dyes : en fr
  • US1839676A - Tubing coupling : en
  • FR717113A - Wooden washing board and corrugated zinc sheet : en fr
  • FR717242A - Plastic seals for pistons : en fr
  • DE540915C - Method and device for attaching price tags to goods : de en
  • DE541202C - Method and device for producing gas from heavy oil : de en
  • FR717335A - Improvements to plansichters and similar devices : en fr
  • GB364430A - Improvements in automatic orienting and effacing devices for wind-motors : en
  • DE540859C - Device and method for producing high-ohmic resistors : de en
  • GB364306A - Improvements in or relating to pyrophoric lighters : en
  • FR717224A - Method and devices for preheating and distributing air in the combustion chambers of foyars : en fr
  • FR717462A - Wing-cargo compartment made up of several supporting surfaces : en fr
  • CA318559A - Apparatus for producing sudoriferous vapour-baths : en fr
  • US1840120A - Roll paper holder : en
  • US1840246A - Toothbrush : en
  • US1840174A - Helve operated hammer : en
  • US1839516A - Boiler : en
  • GB364173A - Improvements in or relating to machines for inserting fastenings or the like : en
  • GB364355A - Improvements in or relating to the springing of vehicles : en
  • GB364589A - A method of and a machine for centring and driving heavy work-pieces or blanks, such as ingots or the like, on the lathes or like machines in which they are tooled : en
  • FR717343A - Method and device for sharpening and polishing saw blades and other metal parts : en fr
  • GB364281A - Improvements in and relating to advertising signs and the like : en
  • DE540932C - Firebox wall, especially for ship boilers : de en
  • US1839889A - Method of making toys and the like and step product : en
  • AU30731A - Improvements in spinning caps for use in the manufacture of artificial silk : en
  • US1839347A - Propeller : en
  • US1839878A - Fuel delivering device : en
  • USD85916S - Henry dreyfuss : en
  • DE541090C - Process for bleaching highly sulfonated oils : de en
  • GB364199A - Improvements in thrashing machines : en
  • GB364416A - Improvements in or relating to milk churns : en
  • US1839655A - Flame arrester : en
  • GB364665A - Improvements in and apparatus for the continuous treatment of solid substances underpressure : en
  • US1840147A - Gasket : en
  • US1839595A - Stock watering device : en
  • US1839784A - Continuous machine for making paper, artificial leather, and the like : en
  • US1839810A - Grinding fixture : en
  • US1840043A - Multiple-unit tube : en
  • DK45076C - Writing pad for bookkeeping on loose sheets. : da en
  • FR717209A - Apparatus for cleaning castings using a mixture of sand and pressurized water : en fr
  • FR717511A - Automatic coupling device for starting internal combustion engines : en fr
  • US1839374A - True sampling mechanism for cotton condensers : en
  • US1839892A - Oil filter : en
  • FR717247A - Piston improvements : en fr
  • FR717273A - Denicotinization syringe : en fr
  • US1839617A - Store construction : en
  • US1839986A - Wall radiator : en
  • US1839760A - Water tube boiler : en
  • US1840124A - Friction shock absorbing mechanism : en
  • USRE18317E - Feictioh : en
  • AU369931A - Improvements in or relating to gaseous discharge tubes : en
  • US1839489A - Swimming appliance : en
  • US1839331A - Collar fastener : en
  • US1839631A - Combined collar button and tie supporter : en
  • FR717181A - Economical power factor compensation : en fr
  • FR717429A - Direct reduction process for iron ore : en fr
  • GB364422A - Improvements in or relating to machines for the preparation of paper pulp by tearing or shredding paper, wood pulp or like materials : en
  • DE541152C - Circuit arrangement for neutralizing the influence of the false current on the earth fault relay : de en
  • DE541261C - Device for automatic train control : de en
  • US1839326A - Anchoring means for shipped goods : en
  • CA318700A - Double or multiple woven fabric for shirt collars : en fr
  • FR717152A - Manufacture of acetic anhydride : en fr
  • GB364641A - Improved apparatus for making tubular paper or like cartons or receptacles : en
  • FR717136A - Device for producing luminous inscriptions or designs using phosphorescent or radioluminescent materials : en fr
  • GB364249A - Improvements in pantaloon overalls : en
  • FR717228A - Process for the production of oxidation products of sulfur derivatives of higher fatty acids : en fr
  • GB364664A - Improvements in electrical heat storing apparatus : en
  • DE540746C - Electric toy train : de en
  • DE540825C - Process for the formation of the socket end or the spigot end of pipes used for the production of safety welding socket connections : de en
  • DE540888C - Use of white lead arsenite as a light-sensitive substance for photographic, photometric, actinometric u. like purposes : de en
  • DE541226C - Method and device for evaporating vapor- or gas-releasing liquids : de en
  • FR717474A - Device for cleaning the grids of hydraulic plants : en fr
  • DE541072C - Process for dyeing or printing cellulose esters or ethers : de en
  • DE541138C - Device for the production of artificial pumice by blowing up liquid melts of all kinds : de en
  • US1839276A - Traffic button : en
  • US1839407A - Film clip : en
  • US1840160A - Prophylactic device for telephone apparatus : en
  • AU3083530A - Process fop the manufacture of acetone : en
  • DE541209C - Device for vulcanizing rubber goods in flow work : de en
  • GB364467A - Method of and means for driving fastenings in the lasting of boots and shoes : en
  • FR717182A - Reinforced concrete floor : en fr
  • US1839325A - op milwaukee : en
  • US1839359A - Reenforced pile shells : en
  • US1839672A - Flow nipple : en
  • US1839513A - Machine for disintegrating, mixing, and emulsifying materials : en
  • US1839620A - Fruit box strapping machine : en
  • FR717153A - Artificial silk manufacturing process : en fr
  • GB364284A - Improvements in or relating to gramophones, radiogramophones, and like sound reproducing apparatus : en
  • GB364413A - Apparatus for determining automatically the work done by a rope or chain : en
  • US1840209A - Washing machine : en
  • US1839622A - Outside pipe cutter : en
  • DE541153C - Loop current transformer : de en
  • CA318719A - Continuous tread truck : en fr
  • US1840048A - Pipe joint : en
  • USD85940S - Deskjet fob a dispensing device : en
  • US1839411A - Manufacture of artificial silk : en
  • US1839234A - Humidifier : en
  • US1839989A - Storage battery plate : en
  • USD85968S - zinkil : en
  • US1839820A - Capsule filling machine : en
  • US1839312A - Electrical switching apparatus : en
  • US1839734A - Jack stand : en
  • DE541189C - Method for determining the resistance values of the semiconducting layers connected to the electrode rings of electrical capacitors : de en
  • US1839434A - whitman : en
  • AU320931A - Process forthe production of higher alcohols, particularly butyl alcohol, from ethyl alcohol : en
  • CA318585A - Method of extinguishing oil well fires : en fr
  • US1839455A - Signaling : en
  • US1840041A - Skylight : en
  • DE541120C - Claw coupling for motor vehicles : de en
  • FR717293A - Process for making formates : en fr
  • FR717360A - Improvements to radiators : en fr
  • GB364358A - Improvements relating to automatic traffic signals : en
  • GB364470A - Tip and portable mixing appliance : en
  • GB364576A - Improvements in and relating to direct current series circuit power systems : en
  • US1839345A - Method of heat treating magnet steels : en
  • US1839606A - Distender for nostrils : en
  • US1840288A - Air compressing system : en
  • DE527504C - Grid screen to intercept the secondary X-rays : de en
  • FR717195A - Shut-off valve for gases and liquids : en fr
  • FR717470A - Protection device for telephone devices : en fr
  • US1839413A - Valve construction : en
  • US1839437A - Movable ground for arc welding : en
  • DE540777C - Steam or gas turbine : de en
  • FR717473A - New electrical resistance : en fr
  • FR717381A - tensioner forming clamps for gluing frames : en fr
  • FR717521A - Single-chamber pneumatic brake with a triple-valve piston influenced by the pressure in the general compressed air line and in the auxiliary tank : en fr
  • GB364262A - Improved device for the damping and applying of gummed paper and the like : en
  • GB364594A - Form cylinder for rubber printing machines : en
  • US1840228A - Pilot pressure control : en
  • US1839217A - Photo electric system : en
  • US1839702A - Recovery of volatile organic solvents : en
  • US1840192A - Recreation and amusement machine : en
  • FR717187A - Direct reading compass : en fr
  • US1839658A - Method of extinguishing fires : en
  • US1840261A - Bed heater : en
  • FR717530A - Method and apparatus for treating tubular tissue : en fr
  • FR717276A - Further training in the looms : en fr
  • US1839317A - Hand truck : en
  • US1839988A - Device for securing papers and the like in folders and files : en
  • GB364475A - Improvements in and relating to cigarette or cigar holders : en
  • DE540866C - Device for filling injection liquids into ampoules : de en
  • FR717497A - Improvements to the windings of electrical machines and their manufacturing processes : en fr
  • GB364351A - Recovery of sulphur from roaster gases : en
  • DE541124C - Bone scissors : de en
  • DE541144C - Process for the production of closed tubular pressure vessels, boiler parts or the like with disk-shaped floors : de en
  • DE541385C - Rolling mill with vertically positioned rolls : de en
  • GB364636A - Improvements in means for supporting articles on wearing apparel : en
  • US1839565A - Device for looms employed in weaving preparatory chenille material for the manufacture of axminster carpets and the like : en
  • GB364414A - An improved flushing cistern : en
  • CA318591A - Sterilizing method and apparatus : en fr
  • CA318731A - Welding method for thick metal plates : en fr
  • US1839306A - Auxiliary spring for automobile seats : en
  • USD85948S - Design for a desk : en
  • US1839527A - Hydrocarbon burner : en
  • USRE18316E - Sifioks disposal and dbasi : en
  • US1840247A - Induction electric furnace : en
  • USD85917S - Helen dryden : en
  • DE541305C - Process for the production of transparent hot vulcanizates from colored or uncolored rubber mixtures containing factice : de en
  • GB364330A - An improved electromagnetic friction clutch : en
  • CA318759A - Artificial bristles or straw : en fr
  • AU3090330A - Improvements in method of blanking and forming jaws for steel traps : en
  • DE514974C - Process for the preparation of Kuepen dyes of the pyrenequinone series : de en
  • GB364491A - Process and apparatus for electrically separating suspended particles from gases : en
  • US1839932A - Manufacture of anhydrous acetic acid : en
  • AU3087630B - Improvements in or relating to glow discharge devices : en
  • US1839373A - Weighing scale : en
  • US1840035A - Amino benzyl ortho benzoic acids and process of preparing the same : en
  • GB364308A - Stabilising devices for vehicle suspension systems : en
  • AU113631A - An improved fuel vaporizer attachment for internal combustion engines : en
  • CA318611A - Connecting rod : en fr
  • CA318747A - Railway track interlocking gear : en fr
  • DK45070C - Piezo-Electric Device for Receiving Modulated Electric Waves. : da en
  • GB364263A - Improvements in and relating to cut-out insulators for electrical purposes : en
  • GB364477A - Improvements in or relating to electric battery lamps : en
  • AU3082730B - Improvements in and relating to rotary retorts forthe treatment of oil shale andthe like : en
  • CA318570A - Mixing device : en fr
  • CA318725A - Age resisting vulcanized rubber compound : en fr
  • CA318727A - Well reamer : en fr
  • DE541077C - Multiple expansion steam engine : de en
  • AU2914930A - Improvements in or relating tothe vacuum sealing of bottles, jars cans and like containers bya cold process : en
  • US1839590A - Friction clutch : en
  • FR717232A - Apparatus for obtaining products in granulated form : en fr
  • GB364408A - Improvements in and relating to hinged tables, seats and like articles : en
  • GB364439A - Improvements relating to direction indicators for vehicles : en
  • DE541169C - Process for the production of mercury compounds from humic acids : de en
  • FR717347A - Metal shutters : en fr
  • US1839515A - Gas burner : en
  • US1839541A - Scissors sharpening device : en
  • US1839901A - Riveting machine : en
  • FR717268A - Gas distribution device in a ventilator : en fr
  • US1839808A - Aircraft including swinging stair structure for same : en
  • US1840203A - Game table : en
  • DE540803C - Device for displaying quantities that fluctuate only slowly over time, in particular mean pressures over time in the cylinder interior of piston engines : de en
  • GB364216A - Pump to be sunk below the surface of a liquid : en
  • DE541464C - Gas cooker : de en
  • FR717123A - Machine parts, designed to work at high temperatures and to be subjected to strong temperature variations : en fr
  • GB364364A - Improvements relating to cotton opening and like machines : en
  • GB364462A - Improved method of and apparatus for purifying oxygen and hydrogen resulting from the electrolytic decomposition of water : en
  • US1839633A - Electron tube socket : en
  • US1839670A - Adjustable transmission appliance : en
  • US1840225A - Apparatus for injecting chlorine gas under control directly into water pressure mains : en
  • DE540931C - Process for the production of real Kuepen dyes : de en
  • DK45071C - Apparatus for the production of heat exchange tubes with helically wound ribs. : da en
  • FR717204A - Grenade and Grenade Launcher : en fr
  • GB364646A - Method of and apparatus for filling containers such as cans : en
  • GB364587A - Vacuum cleaner : en
  • CA318679A - Heat supplying method for reactions : en fr
  • US1839987A - Manufacture of ash free solid fuel : en
  • GB364630A - Improvements in or relating to arcing preventing devices for electric switches : en
  • DE534201C - Method of preserving eggs : de en
  • US1840252A - Fastener for cold storage and refrigerator doors : en
  • US1840269A - Method of refining distillates : en
  • FR717366A - Frame for an oscillating aerial ladder, with three successive sliding parts, and devices for maneuvering and guying the ladder, by cables and winches : en fr
  • GB364231A - Device for exploring or reconstituting an object or image for use with systems of picture telegraphy, copying telegraphs or television : en
  • GB364488A - Improvements in automobile bumpers : en
  • DE541178C - Process for the production of phosphates from metal oxides and metal salts : de en
  • DE541269C - Cast grate : de en
  • DE541248C - Shear machine with reversible motor : de en
  • GB364465A - Looper-operating mechanism for sewing machines : en
  • GB364503A - Improvements in or relating to means for exterminating vermin : en
  • DE540745C - Signaling device using high frequency waves : de en
  • DE541142C - Device for pressing liquids out of solid and liquid-solid substances : de en
  • DE541396C - Die setting and line casting machine with a belt for conveying the dies to the collecting star : de en
  • US1839958A - Parasol construction : en
  • US1840157A - Manufacture of new products comprising lignone derivatives : en
  • FR717216A - Improvements to sheet metal bending machines in the manufacture of plates or mesh for accumulators : en fr
  • GB364514A - Device for preventing bottles containing milk from being pilfered : en
  • US1839938A - Electrical control apparatus : en
  • FR717514A - Guides for points and crossings in railway toys : en fr
  • US1839447A - Internal combustion and other engine : en
  • US1839928A - Process of making cereal food product : en
  • US1840067A - Printing machine : en
  • FR717475A - Indirect heating device in rotary devices : en fr
  • CA318597A - Picture frame : en fr
  • FR717200A - Improvements to folding beds and similar furniture : en fr
  • US1839415A - Hand punch : en
  • US1839550A - Sleeve-valve engine : en
  • US1839795A - Multiple telephone connecting device : en
  • DE541095C - Jacquard device for textile machines, especially for flat knitting machines : de en
  • DE541370C - Process for the production of castings by centrifugal casting : de en
  • FR717189A - Improvements to receptacles for dust or other waste : en fr
  • GB364409A - Improvements in washing machines : en
  • GB364411A - Improvements in and relating to electric discharge tubes : en
  • DE540754C - Process for the production of rock dust suitable for extinguishing and similar purposes : de en
  • FR717171A - Gasometer seal without hydraulic seal : en fr
  • FR717345A - Improvements to steam generators : en fr
  • DE541099C - Process for the disinfection of bacilli-contaminated raw wool : de en
  • DE541038C - Embossing press for producing stereotype matrices or the like with toggle levers to drive the press plate : de en
  • US1839307A - Stencil attachment for typewriting machines : en
  • US1839530A - Method and apparatus for forming rings : en
  • US1839318A - Time study method and apparatus : en
  • US1839327A - Distributor for leers : en
  • CA318574A - Engine charge forming and feeding means : en fr
  • US1839426A - Antenna : en
  • US1839495A - Electrical switch for line control of can machinery : en
  • US1839739A - Garment clasp : en
  • US1840014A - Train indicator system : en
  • US1839805A - Tool : en
  • GB365041A - Improvements in or relating to textile materials and their production : en
  • DE541087C - Double grid tube interference generator : de en
  • DE541193C - Process for the production of azo dyes : de en
  • FR717325A - Actuating mechanism applicable to dump-body vehicles, jacks and the like : en fr
  • US1839699A - Method of making toothbrush handles : en
  • FR717541A - Permanent magnet resistant to temperature rises : en fr
  • US1839701A - Car structure : en
  • US1839710A - Valve for high pressure fluids : en
  • US1840070A - Wheel lug cleaning device : en
  • USD85953S - Chables mjlleb : en
  • FR717217A - Method and apparatus for perforating and embossing or corrugating sheet metal : en fr
  • GB364523A - Improvements in signalling devices for road traffic control : en
  • US1839468A - Tape control and tape treating means : en
  • US1839472A - Drying and pressing machine : en
  • DE541037C - Process for the production of pure m- and p-cresol : de en
  • GB364444A - Apparatus for weighing cigarettes issuing from a continuousrod cigarette machine : en
  • FR717277A - Piano improvement : en fr
  • US1839308A - Full automatic back-stop : en
  • US1839352A - Hand stamp : en
  • US1839940A - Hat form : en
  • US1840006A - Shoulder gauge : en
  • CA318681A - Electrolytic production of sodium chlorate : en fr
  • DE541208C - Method of preserving wood : de en
  • US1839202A - Process for treating material by mixtures which thicken under cooking : en
  • US1839520A - Guard finger : en
  • US1839684A - Cutting or threading tool : en
  • US1839404A - Wall-forming material and method of making the same : en
  • CA318618A - Sand drying apparatus : en fr
  • CA318677A - Graining ink : en fr
  • CA318724A - Rubber vulcanization : en fr
  • CA318664A - Cable clamp : en fr
  • US1839533A - Turnbuckle : en
  • US1839552A - Container : en
  • US1839659A - Button clasp : en
  • US1840094A - Safety device for submarines : en
  • US1840254A - Polishing apparatus : en
  • US1839302A - Friction clutch for sound reproducing machines : en
  • CA318590A - Translucent name or number plate : en fr
  • CA318698A - Nail for metal parts : en fr
  • US1840046A - Meter connecting device : en
  • US1839322A - Method of and apparatus for laying pipe under water : en
  • US1839763A - Combined photo folder and support : en
  • CA318722A - Apparatus for reclaiming oils : en fr
  • AU3086030B - Improvements in or relating to methods and means for generating oscillations : en
  • CA318705A - Front wheel driven automobile : en fr
  • CA318752A - Electrical control system : en fr
  • DE541013C - Double bag lifting device : de en
  • DE541100C - Seating furniture with a base made of resilient material, in particular tubular steel : de en
  • US1839353A - Window sash construction : en
  • US1839811A - Propeller : en
  • USD85912S - A cobpobation op dela : en
  • DE541335C - Device to compensate the flow velocity in converging pipes of hot water heating systems : de en
  • FR717336A - Deformable rigid roof body for motor car : en fr
  • GB365069A - Improvements in control gear for hydraulically operated devices and particularly brakes for vehicles : en
  • US1839386A - Goggles : en
  • FR717151A - Pocket lighter : en fr
  • US1839460A - Telephone system : en
  • US1840098A - Lens for light signals : en
  • CA318600A - Air brake system : en fr
  • FR717465A - New construction process and construction elements allowing its application : en fr
  • DE541194C - Process for the production of azo dyes : de en
  • US1840114A - Electrical translating apparatus : en
  • US1839279A - Connecting device : en
  • DE541165C - Draw bench : de en
  • CA318661A - Resin emulsion : en fr
  • AU2922230B - An improved machine for looping tied strings into a chain of loops : en
  • US1839233A - Bleacher seat : en
  • US1839420A - Internal combustion engine : en
  • US1839876A - Apparatus or device for supplying artificially ionized oxygen for ventilation or other purposes : en
  • US1840143A - Film cartridge : en
  • US1839746A - Electric fuse : en
  • CA318760A - Refrigerating system : en fr
  • DK45077C - Coupling device for Telephone system. : da en
  • US1839498A - Dry cell : en
  • US1840075A - Production of dry sugar : en
  • US1840172A - Washing machine : en
  • CA318688A - Combination washing and drying machine : en fr
  • US1839679A - Portable bleacher stand : en
  • US1839535A - Inlaid panel and process of making same : en
  • DE536937C - Outflow regulator : de en
  • DE541217C - Door fitting, especially for vehicle doors : de en
  • FR717500A - Brush : en fr
  • CA318712A - Centrifugal amalgamator : en fr
  • DE541002C - Method for operating furnaces, in particular melting furnaces, and furnaces for carrying out the method : de en
  • US1839371A - Cash register : en
  • USD85928S - William j : en
  • FR717394A - Automatic installation limiter : en fr
  • US1839229A - Thermostatic valve : en
  • US1839649A - Automatic warp beam adjustment : en
  • US1839802A - Electric induction furnace : en
  • FR717140A - Central lubrication device for oonsistant grease : en fr
  • FR717368A - Improvements to buttons and the like and their attachment : en fr
  • GB364268A - Improvements in or relating to electric transmission systems : en
  • US1839945A - Weather cap : en
  • US1839951A - Tire clamp : en
  • US1840069A - Printing machine : en
  • GB364629A - Purification of crude aromatic compounds : en
  • US1839449A - Paper manufacture : en
  • US1839576A - Scavenging two stroke cycle internal combustion engine : en
  • US1839757A - Drain outlet : en
  • US1840236A - Door operating knob : en
  • USD85967S - Design eor a clock case : en
  • CA318623A - Riveting apparatus : en fr
  • US1839310A - Packer and setting tool : en
  • US1840078A - Direction signal switch : en
  • US1839696A - Alternating current television : en
  • US1839803A - Welder's hood : en
  • US1839719A - Apparatus for molding confections : en
  • US1839975A - Apparatus for expanding slitted metal sheets : en
  • US1839274A - Shoe upper : en
  • US1840044A - Tongs for splitting wood : en
  • GB364318A - Improvements relating to electron discharge tubes and similar vacuum devices : en
  • GB364598A - Process for the preparation of skins : en
  • CA318635A - Telephone system : en fr
  • US1839616A - Fluid lines : en
  • FR717406A - Improvements made to the clutch device with wedging member for a addressing machine or similar : en fr
  • CA318617A - Apparatus for administering oxygen : en fr
  • CA9448S - Christmas tree holder : en
  • FR717490A - Improvements to receiving devices for electromagnetic waves : en fr
  • GB364390A - Improvements in cigarette ash or the like receptacles : en
  • GB365045A - Improvements in the treatment of hydrocarbons in the electric arc : en
  • CA318748A - Magazine talking machine : en fr
  • AU3087630A - Improvements in or relating to glow discharge devices : en
  • DE541271C - Device for cutting an endless ribbon of glass into individual sections : de en
  • US1839438A - Method and mechanism for making collapsible tubes : en
  • US1839764A - Electric steam generating system : en
  • DE541167C - Cellulose ester lacquers for covering non-rigid substrates : de en
  • CA318740A - Card perforating machine : en fr
  • CA9453S - A game board wholl composed of paper. cardboard, mill board or straw board or in which such materials predominate : en
  • US1839749A - Automatic distributor : en
  • US1840163A - Refrigerator door latch : en
  • US1839859A - Commutator : en
  • USD85962S - Design for a cabinet cooking range : en
  • FR717487A - Apparatus for affixing wax seals to any objects : en fr
  • GB364482A - A bag fastener : en
  • FR717270A - Automatic ignition and start device : en fr
  • GB364410A - Improvements in and relating to dirigible airships : en
  • US1840186A - Method of controlling reactions : en
  • US1840263A - Press for moist material : en
  • US1839819A - Extraction of dyestuffs : en
  • USD85934S - Design for a dress : en
  • US1840055A - Glow relay tube : en
  • US1839355A - Driving mechanism for long stroke canadian pumps of oil well rigs : en
  • US1839480A - Vending machine : en
  • US1840144A - Coin collector : en
  • CA318538A - Drafting and reproducing apparatus : en fr
  • CA318676A - Coke cooling installation : en fr
  • DE541056C - Seed dry dressing : de en
  • CA318708A - Rail welding method : en fr
  • US1839342A - Electromagnetic bell and vibratory mechanism : en
  • US1839361A - Image producing system : en
  • US1839985A - Shaft bearing : en
  • CA318753A - Portable shower bath : en fr
  • CA318670A - Leading in conductor : en fr
  • GB364479A - Improved method of glazing : en
  • CA318541A - Wrench : en fr
  • DE540935C - Method and device for cooling centrifuged hollow bodies made of metal : de en
  • GB364309A - A new or improved process for the treatment of fat and oil bearing seeds : en
  • AU320731A - Improved metal handle for saucepans andthe like : en
  • DE541201C - Process for the production of cellulose ester body paints : de en
  • US1839580A - Infant's bed : en
  • US1839712A - Fruit and vegetable spout : en
  • US1839319A - Automatic stop for brush making machines : en
  • US1839524A - Sewing machine : en
  • US1839255A - Seaming tool for pipe joints : en
  • US1839446A - Lasting machine : en
  • US1839821A - Cushion spring construction : en
  • DE541211C - Magnetic electric machine with rotating ring magnet : de en
  • USD85904S - Design for a davenport or similar article : en
  • DE540846C - Cross sleeper, consisting of two separate support bodies made of reinforced concrete with an iron tie rod connecting them : de en
  • DE541337C - Guide for tandem pistons : de en
  • FR717288A - Lock particularly applicable to automobile doors : en fr
  • IE13114L - Oil-filled cables : en
  • US1839264A - Seals : en
  • US1839665A - Hinge for doors or windows : en
  • FR717467A - Flexible coating applicable in particular as a mat for golf games : en fr
  • GB364437A - A combination table and ironing board : en
  • FR717295A - Installation of rotating tube furnace for the treatment of raw cement slurry prepared by wet process : en fr
  • GB364473A - Arrangement in sole sewing machines for shoes : en
  • DE541058C - Connection of the lock follower with two thorn halves that extend through the same lengthwise direction to form a pusher pin, onto the ends of which the pusher is pushed : de en
  • US1839399A - Material treating furnace : en
  • US1839688A - Heating and air circulating apparatus : en
  • FR717422A - Resonance relay with polarized oscillating system : en fr
  • US1840133A - Magnetic compass : en
  • CA318648A - Light-sensitive apparatus : en fr
  • DE541380C - Process for the production of highly refractory masses and stones by firing a mixture consisting essentially of molten aluminum oxide and burnt magnesite : de en
  • FR717375A - Coffin : en fr
  • GB364435A - Improvements in or relating to baking pans and like containers : en
  • US1840265A - Compressor : en
  • DE541025C - Ignition device for sea mines, depth charges, etc. like : de en
  • AU2918130A - Improvements in method of and means for operating internal combustion oil engines : en
  • DE541285C - Cooling device for disc brakes of motor vehicles : de en
  • DE541388C - Process for the production of patterned floor coverings with visible joints : de en
  • AU424931A - Improvements in or relating to spools for tape andthe like : en
  • DE540993C - Electric oven : de en
  • GB364615A - Improvements in or relating to circular rib knitting machines : en
  • GB364441A - Improvements in buffers for railway vehicles and the like : en
  • US1840234A - Apparatus for evaporating industrial liquids : en
  • DE540965C - Production of phosphoric acid and hydrogen : de en
  • FR717545A - Surge arresters : en fr
  • FR717179A - Music stand for clarinet : en fr
  • FR717505A - Shared line telephone system with locking or privacy device : en fr
  • GB364600A - Improvements in or relating to fuel atomisers for combustion engines : en
  • DE541241C - Machine for finishing leather edges u. Like. By shrinking : de en
  • FR717211A - Improvements to processes for obtaining mixed fertilizers : en fr
  • FR717248A - Insulators for telegraph and telephone cables : en fr
  • DE541381C - Roller slide : de en
  • GB364269A - Improvements in means for steering trucks, chairs, beds, and other like manually-wheeled or wheelable articles : en
  • GB364504A - Improvements in the production of gramophone disc records : en
  • CA318695A - Precipitator cleaning device : en fr
  • FR717444A - Electric control of looms : en fr
  • GB364287A - Improvements in and relating to body supports for baths and the like : en
  • GB364296A - Improvements in or relating to clocks : en
  • GB365034A - Improvements in the treatment of steels and other ferrous alloys : en
  • US1839921A - Multiple control for diesel engine units : en
  • US1839991A - Reverse gear : en
  • US1840295A - Carburetor : en
  • US1840127A - Sealing gland for rotatable shafts : en
  • CA318598A - Bell : en fr
  • US1839298A - Hydraulic braking system : en
  • US1840009A - Inking mechanism for printing machines : en
  • DE541116C - Device for separating dust : de en
  • US1839704A - Slidable wind deflector : en
  • DE541280C - Gas steam turbine according to patent 529673 with a rotating combustion chamber arranged in a steam chamber : de en
  • AU2922230A - An improved machine for looping tied strings into a chain of loops : en
  • DE541221C - Method and device for wrapping food, luxury goods and medicines : de en
  • FR717107A - Beverage dispenser : en fr
  • DE540900C - Completely encapsulated electrical resistance : de en
  • US1839403A - Valve structure for pumps : en
  • US1839390A - Lockstitch shoe sewing machine : en
  • US1839305A - Buttonhole sewing machine : en
  • US1839384A - Feeding device for welding machines : en
  • US1839848A - Beta aminoamide derivative of arsonic acid : en
  • US1839922A - Motor control system : en
  • DE541175C - Flat casting instrument : de en
  • DE541253C - Method and device for treating carbonaceous materials in order to obtain the volatile components : de en
  • US1839474A - Rotary-cutter can-opener : en
  • FR717174A - Method and device for printing phonograph records : en fr
  • FR717362A - Advanced pipes : en fr
  • GB364478A - A resiliently mounted drive for rapidly rotating bodies, and in particular for spinning cans and the like : en
  • USD85922S - Design fob a cbib : en
  • USD85903S - Design for flock printed voile fabric : en
  • FR717119A - Automatic sheet feeder for collating and broaching machines : en fr
  • FR717196A - Rocket for projectiles, bombs and similar devices : en fr
  • US1839548A - Lip stick holder : en
  • FR717385A - Improvements to handle washers : en fr
  • CA318553A - Production of gelatinous precipitates from brines : en fr
  • US1839242A - Typographical composing machine : en
  • US1840040A - Reenforced container : en
  • US1839843A - Slot-closing means : en
  • US1839396A - Caster : en
  • US1839756A - Method of electrolysis of fused bath and apparatus therefor : en
  • FR717289A - Improvements to starters for internal combustion engines : en fr
  • GB364345A - Improvements in electrical switches with arc extinction by means of self-generated vapour : en
  • GB365043A - Improvements in self-regulating radiators for the steam-heating of railway vehicles : en
  • US1840034A - Liquid halogenated esters of fatty acids : en
  • US1840248A - Rear view mirror : en
  • GB364279A - An appliance for use during tonsorial operations : en
  • US1839252A - Tool chuck : en
  • US1839412A - Method of building massive structures in water : en
  • DE540874C - Area measuring machine, especially for leather : de en
  • DE541061C - Seal for disc gas container : de en
  • FR717587A - : fr
  • GB364176A - Improvements in and relating to dynamo-electric machines : en
  • GB364489A - An improved process and apparatus for washing and aftertreating freshly spun cakes of artificial silk : en
  • CA318550A - Well drilling tool : en fr
  • DE541187C - Switching of the stator windings of multi-phase collector machines : de en
  • GB364524A - Improvements applicable to suspension bridges : en
  • GR3475B - FLEXIBLE SMALL BATTERY OF LIGHTING, HEATING AND MOTORCYCLE IN GENERAL, LONG DURATION AND MAXIMUM EFFICIENCY. : el en
  • FR717442A - Carburized air generator : en fr
  • US1839780A - Rotary table bushing : en
  • US1840286A - Metallic core for electromagnets : en
  • DE541008C - Brushing device driven by means of a flexible shaft : de en
  • GB364162A - Improvements in and connected with electric regulators : en
  • US1840272A - Floating type carpet stud : en
  • FR717515A - Clearance and transport facility : en fr
  • FR717120A - System for mounting in a well a pump with hydraulic or pneumatic control or an elevator : en fr
  • FR717212A - Improvements in mixed fertilizer manufacturing processes : en fr
  • US1839497A - Means for adjusting straightening rolls : en
  • GB364274A - Automatic variable speed gear : en
  • GB365056A - Life guard for motor road vehicles : en
  • GB364171A - Vaporiser for internal combustion engines : en
  • AU38231A - Improvements inthe manufacture of glass hollowware : en
  • AU298631A - Valve for rock drills : en
  • US1839339A - Reel : en
  • US1839657A - Head helmet : en
  • USD85949S - Glenn e : en
  • GB364643A - Improvements in and relating to the supply of electric energy : en
  • US1840130A - Thermionic device : en
  • FR717492A - Steam turbine with automatic balancing piston : en fr
  • GB364257A - Improvements in and relating to fluid compressors : en
  • GB364376A - Improvements in or relating to receiving devices for the television of stationary and moving objects : en
  • GB364419A - Improvements in or relating to the production of hydrogen from hydrocarbon gases : en
  • US1839285A - Hand operated snow shovel and ice chopper for cleaning pavements : en
  • US1839776A - Finding for clasps : en
  • US1840074A - Refrigerating apparatus : en
  • US1840281A - Motor control system : en
  • USD85929S - George graff : en
  • DE541052C - Seating made of continuously curved, resilient material : de en
  • FR717310A - Electro-magnetic auto-switch : en fr
  • GB365147A - Improvements in and relating to gaseous electric discharge devices : en
  • DE540906C - Dynamic balancing device : de en
  • GB364270A - Improvements relating to exhaust steam heaters for use in the smoke boxes or the uptakes of steam boilers : en
  • GB364373A - A new or improved divided collar for attachment to a tube, rod or the like : en
  • FR717117A - Double-acting valve simultaneously acting as a jet breaker : en fr
  • FR717455A - Method and apparatus for conditioning fluids : en fr
  • GB364307A - Improvements in dust confining devices for rock drills : en
  • GB364496A - Improvements in and relating to bobbins used in textile machines : en
  • US1839465A - Lighting structure : en
  • US1839950A - Process for treating rubber and products obtained thereby : en
  • US1839539A - Bread toaster : en
  • USD85955S - Design fob a hypodermic syringe nozzle : en
  • FR717164A - Clutch Mechanism : en fr
  • FR717148A - Method and device for removing lead sheath from electric cables : en fr
  • US1839281A - Excavating bucket : en
  • US1839920A - Article feeding mechanism : en
  • US1839721A - Towel cabinet : en
  • US1839401A - Outward gripping chuck : en
  • AU3055730A - Improvements in and relating to driving waggon : en
  • CA318628A - Metallic conduit : en fr
  • US1839191A - Production of rubber from rubber latex : en
  • US1839461A - Heating apparatus : en
  • CA318557A - Float controlled valve : en fr
  • DE541104C - Cleaning machine for shuttering boards : de en
  • GB364633A - Improvements in or relating to domestic stoves : en
  • FR717395A - Thermal trip for current limiters : en fr
  • GB364551A - Improvements in or relating to manometric tubes or the like : en
  • CA318604A - Metal welding process : en fr
  • CA318644A - Vinyl ester resin : en fr
  • CA318761A - Auger bit : en fr
  • US1839311A - Valve : en
  • US1839512A - Hydrocarbon burner : en
  • US1840088A - Grinding machine : en
  • US1839866A - Means for registering printing plates : en
  • DE540937C - Glass blowing machine : de en
  • DE541039C - Steel alloys with high resistance to attack by acids, to rusting and especially to scaling : de en
  • US1839853A - Nail supplying apparatus : en
  • CA318571A - Manufacture of aluminium and alloys : en fr
  • CA318687A - Container stopper : en fr
  • DE541111C - Trawl : de en
  • FR717143A - Improvements to thermal switches : en fr
  • US1839753A - Paper pulp beating machine : en
  • AU151931A - Improvements intwo cycle internal combustion engines : en
  • DE541200C - Process for the preparation of halogenated anthraquinone acridones and their intermediates : de en
  • DE541171C - Process for the preparation of 1-oxy-2-rhodannaphthalene-3-carboxylic acid and its derivatives : de en
  • DE541286C - Device for determining distance by means of reflected sound waves : de en
  • FR717398A - Shoe with leather upper and rubber sole : en fr
  • GB364248A - Improvements in the construction of airships : en
  • FR717355A - Block calendar : en fr
  • US1839203A - Ink fountain adjusting device : en
  • GB364348A - Improvements in or relating to centrifugal separators : en
  • GB364333A - Improvements in or relating to observation devices for motor vehicles and the like : en
  • GB364363A - Improvements relating to tramway and railway vehicles : en
  • GB364674A - Improvements in or relating to controls for fluid pressure operated aircraft wheel brakes : en
  • US1840211A - Hinge : en
  • CA318588A - Artificial "daylight" lighting unit : en fr
  • CA318595A - Fibre board making apparatus : en fr
  • FR717118A - Luminous advertising device : en fr
  • GB364394A - Process for the preparation of organic derivatives of bromine : en
  • US1839994A - Illuminated fountain : en
  • US1840260A - Saving clock : en