• US2399087A - Can-feeding means : en
  • USD144493S - Button or similar article : en
  • CA434258A - Shoe heel : en fr
  • US2398945A - Removal of astringent substances from cocoa : en
  • US2398964A - Loading machine : en
  • CA434324A - Drying composition : en fr
  • CA434355A - Freely oscillating gear : en fr
  • US2399092A - Air or watertight device for timepieces : en
  • US2399013A - Process for the recovery of sulphur dioxide from gas mixtures : en
  • US2398763A - Rotary cutter : en
  • CA434306A - Electrical signalling system : en fr
  • GB576892A - Safety controls for gaseous fuel burners : en
  • US2399060A - Contactor for tuners : en
  • GB576923A - Improvements in or relating to machines for the manufacture of confectioner's goods : en
  • US2399000A - Envelope : en
  • CA434257A - Shoe heel : en fr
  • FR909049A - Improvement in processes and devices for the acetylene enrichment of fuel gases, and in particular lean gas : en fr
  • US2398898A - Solid forged locking stud link : en
  • US2399016A - Dispensing device : en
  • FI21226A - Driving instructions for installation of radio equipment on the radio : en fi
  • USD144478S - Design for a goblet : en
  • FR908913A - Variable power coupling device : en fr
  • CA434266A - Wire stretcher : en fr
  • US2398985A - Caulking gun : en
  • US2399094A - Enamel coated article : en
  • GB576860A - Improvements in, or relating to, rotary carburizing furnaces : en
  • USD144526S - Design for a game board : en
  • US2398961A - Balancing of reciprocating engines : en
  • USD144503S - Design for a toy boat : en
  • USD144507S - Glass cigarette or like container : en
  • USD144510S - Design for a lady s bag : en
  • CA434275A - Basket : en fr
  • CA434268A - Storage arrangement : en fr
  • US2398925A - Letoff for looms : en
  • US2398882A - Resinous compositions and plasticizers therefor : en
  • FR908851A - Transformable table : en fr
  • FR908905A - Fastening system for roofing elements : en fr
  • FR53575E - Improvements to induction clutches : en fr
  • US2399019A - Method of adhering rubber to metals : en
  • CA434350A - Welding method and apparatus : en fr
  • FR908956A - Construction process : en fr
  • FR53574E - Method of collecting insects with a view to their transfer or destruction and apparatus for carrying out this method : en fr
  • FR908917A - Enzymatic endoproteolysis of yeasts and other products : en fr
  • GB576840A - Improvements in or relating to clutches : en
  • US2398988A - Apparatus for detecting trends in observed data : en
  • CA434364A - Optical scale-reading apparatus : en fr
  • US2399025A - Dowel and shear plate installing device for road building machines : en
  • US2398872A - Cell case partition machine : en
  • US2399082A - High dielectric material and method of making same : en
  • FR908912A - New domestic heating equipment : en fr
  • FR908948A - Improvements to the device for dehulling broom and other textile plants : en fr
  • AU155146A - Improvements in and relating to adhesives tapes or sheets : en
  • AU284746A - Phonograph apparatus : en
  • US2399012A - Measuring device : en
  • US2398831A - Spinning apparatus and method : en
  • FR909040A - Milk pot : en fr
  • CA434287A - Shoe manufacture : en fr
  • US2398886A - Laminated glass structure : en
  • FR908887A - Device for the production of concrete elements : en fr
  • FR908915A - Improvement in radio-guidance devices : en fr
  • FR908939A - Charging device for electric accumulator batteries : en fr
  • FR908959A - Improvement in the preparation of emulsions : en fr
  • GB576826A - Improvements in or relating to the production of beams of short-wave electromagneticradiation : en
  • FR908883A - Electrical device for the destruction of insects : en fr
  • FR908961A - Ternary solution of saturated hydrocarbons and its manufacturing process : en fr
  • US2398838A - Self-locking bolt : en
  • FR53557E - Adhesive materials and compositions containing them : en fr
  • US2398998A - Organic polysulphide plastic compositions : en
  • USD144520S - Tablecloth or similar article : en
  • FR909029A - Electrical installation for remote control of filling and emptying of several liquid tanks : en fr
  • US2398891A - Recovery of chlorine from magnesium chloride electrolysis : en
  • FI21232A - Fickkniv : en fi
  • US2398855A - Fluid control valve : en
  • FR908869A - Hinge : en fr
  • FR908953A - Discontinuous circulation furnace with high outlet temperature for heated parts, such as forging parts : en fr
  • US2399143A - Collapsible display device : en
  • US2398885A - Speed responsive clutch : en
  • CA434402A - Signalling system : en fr
  • CA434271A - Guider for travelling stock : en fr
  • US2399002A - Circular knitting machine : en
  • US2399097A - Transmission : en
  • US2399116A - Glass furnace : en
  • CA434374A - Control gear for hydraulically operated machine : en fr
  • US2399128A - Shoe tree : en
  • FR53590E - Method and apparatus for forming artificial resins made plastic by heat : en fr
  • GB576861A - Improvements in or relating to electro-magnetic relays : en
  • USD144511S - Wrapping paper or the like e. a. messenger : en
  • GB576870A - Improvements in or relating to carriers for electric fuses, links and similar connections : en
  • US2398785A - Machine and method of relieving trapping strain on yarns : en
  • US2398968A - Electric lamp : en
  • US2399104A - Process for producing castings of aluminum-beryllium alloys : en
  • US2398833A - Earring : en
  • GB576843A - Improvements in partition and wall structures : en
  • CA434400A - Article holding tray : en fr
  • US2399100A - Low altitude parachute : en
  • US2398776A - Process for producing aerated soap : en
  • US2399089A - Leakproof dry cell : en
  • US2398910A - Lubricated piston : en
  • GB576836A - Improvement in or relating to abrasive compositions : en
  • CA434394A - Profiling mechanism : en fr
  • US2398879A - Material handling apparatus : en
  • USD144494S - Button or similar article : en
  • BE460980A - : fr
  • FR53593E - Continuously adjustable secondary voltage switch : en fr
  • GB576932A - Improved method of and means for separating slag from furnace gases : en
  • CA434279A - Wheel structure : en fr
  • CA434346A - Container vacuumizing and closing apparatus : en fr
  • FR53598E - Fixed extractor : en fr
  • AU130354B2 - Improvements in aqueous wheat flour extendable amino-aldehyde condensation product adhesives : en
  • FR908866A - Electrical telecommunications systems : en fr
  • US2399152A - Gas turbine plant : en
  • FR909032A - Stabilized wick luminaire using waxes and solid fats : en fr
  • US2399137A - Preparation of sterile tubing sets : en
  • FR908922A - Machine for the automatic production of cardboard boxes stitched with wire : en fr
  • FR908995A - Electromagnetic clutch : en fr
  • GB576857A - Improvements in and relating to mountings for laps, scaifes, grinding, polishing andlike wheels or discs, and means for driving such : en
  • AU130536B2 - Vehicle headlight control : en
  • CA434406A - Electronic repeater : en fr
  • GB576924A - Improvements in and relating to ice making apparatus : en
  • GB576913A - Derivatives of hydrolysed interpolymers of ethylene and vinyl organic esters : en
  • US2398881A - Coated article : en
  • AU125001B2 - Improvements in or relating to aircraft engines : en
  • FR908927A - Machine for field bending flat bars, of copper or aluminum or other ductile and cold-malleable metals, in order to obtain round contiguous turns of a determined diameter : en fr
  • US2399059A - Motor controller : en
  • CA434292A - Bearing for paper drier cylinders : en fr
  • US2398890A - Reinforced abrasive article and method of making same : en
  • US2398957A - Device for guiding shuttles on circular weaving looms : en
  • GB576877A - Improvement in processes for making dicarbonylic compounds : en
  • DK64442C - Device for devices for turning ship's rudders and rotating blades on ship's propellers. : da en
  • FR909027A - Improvements to transport planes with detachable hold for road travel : en fr
  • US2398914A - Window ventilator : en
  • FR908937A - Folding and transformable upholstery and garden chair : en fr
  • FR909024A - Method and device for rapid road construction : en fr
  • GB576899A - Improvements in skew bascule bridge : en
  • FR53577E - Continuously adjustable secondary voltage switch : en fr
  • FR908984A - Centrifugal compressor : en fr
  • FR908994A - Demountable reinforced concrete construction system : en fr
  • FR909044A - Device for the preservation of powdered sulfonylurea, or the like, and of the container which contains it against any external contact, and its sterilization process : en fr
  • GB576878A - Improvements in grinding mills : en
  • FR908977A - Hydraulic servo-motor control device of the pitch of two conjugated coaxial propellers : en fr
  • GB576841A - Improvement in flexible chutes : en
  • US2398826A - Telephone or like system : en
  • US2399055A - Resinous products from furfuryl alcohol and process of making the same : en
  • GR10641B - MECHANICAL METHOD OF CONSTRUCTION OF HOSES FOR CONTINUOUS ELECTRICITY AND TRACTION. : el en
  • GB576893A - Safety control apparatus for fuel burners : en
  • FR908873A - Variable compression diesel engine : en fr
  • FR908899A - Water-soluble anthraquinone compounds : en fr
  • FR908936A - Improvements on the use of plastic and transparent materials for the presentation of water colors and other fine colors : en fr
  • FR908942A - building element : en fr
  • US2398812A - Ladder assembly : en
  • US2398843A - Apparatus for coating paper : en
  • FR908891A - Fixed compression self-ignition engine : en fr
  • GB576904A - Improvements in or relating to brake and like apparatus : en
  • FR908929A - Stadimeter telescope. horizontal self-reduction of the distances read on a stadia between stadia wires : en fr
  • US2398927A - Self-propelling projectile : en
  • CA14590S - Toy figure : en
  • CA434354A - Bobbin or spool : en fr
  • FR909007A - Illuminating mirror : en fr
  • GB576914A - Power transmission in mining and like machines : en
  • FR908965A - Dual control device for cycle brakes : en fr
  • US2398978A - Strainer : en
  • US2398922A - Method and apparatus for feeding fruit and vegetables : en
  • CA434299A - Spur gear drive : en fr
  • GB576931A - Improvements in purifying machines for cereal products : en
  • GB576851A - Improvements connected with vacuum cleaners : en
  • US2399157A - Rope : en
  • US2398801A - Magnetically controlled torpedo firing mechanism : en
  • US2398887A - Weighing machine control : en
  • FR909002A - Improvements to frequency discriminator circuits : en fr
  • GB576888A - Improvements in water-cooled gas condensers : en
  • FR53560E - Machine tool made up of a series of cylindrically arranged lathes : en fr
  • US2398902A - Brake cylinder venting apparatus : en
  • FR908897A - Closing device for cans and containers in general : en fr
  • FR908910A - Improvements to electric irons : en fr
  • US2398835A - Process and apparatus for glazing leather : en
  • US2398952A - Apparatus for manufacturing silica glass : en
  • FR908860A - Automatic gear change device : en fr
  • US2399140A - Method for reclaiming crankcase oil : en
  • CA434372A - Laminated padlock : en fr
  • USRE22747E - Cut-out construction : en
  • FR53563E - Improvements to the spoons used for fishing voracious fish : en fr
  • USD144476S - Combined dispensing and article display cabinet : en
  • US2399133A - Cable connector : en
  • FR908945A - Ball joint connection device : en fr
  • CA434300A - Motor vehicle change speed gear : en fr
  • FR908957A - New polarized electromagnet : en fr
  • US2398905A - Alkylation of isoparaffinic hydrocarbons : en
  • FR908934A - Improvements in the manufacture of furniture and the like : en fr
  • DK64431C - Antenna system with two antenna systems. : da en
  • FR908926A - Current inputs in lamps with sustained luminescence using a physical effect obtained by a glass of special composition : en fr
  • FR908864A - Salt spray test chamber to know the corrosion resistance of metallurgical products and more generally, the behavior of materials in a given atmosphere : en fr
  • GB576903A - Devices for measuring electrical impedances : en
  • FR908997A - Multiple effect and grazing torpedo : en fr
  • AU302646A - Pulse multichannel systems : en
  • FR908877A - Float plug for angling : en fr
  • US2398949A - Portable self-propelled scaffold : en
  • FR908983A - Stylograph refinements : en fr
  • CA434281A - Socketed-head setscrew manufacture : en fr
  • GB576837A - Improvement in or relating to abrasive composition : en
  • US2399135A - Frequency divider : en
  • US2398847A - Electric fence insulator : en
  • FR908980A - Electric washing machine : en fr
  • DK64437C - Apparatus for Making Butter. : da en
  • US2398861A - Lactones of the saturated and unsaturated cyclopentanopolyhydrophenanthrene series and process of preparing same : en
  • AU133955B2 - Audio/video signalling systems : en
  • AU134222B2 - Multiplex telegraph system using frequency discrimination : en
  • CA434333A - Inhibiting polymerization process : en fr
  • CA434353A - Door electric operator : en fr
  • US2398805A - Striking line holder : en
  • CA434338A - Heating apparatus : en fr
  • US2398937A - Method of welding tube : en
  • US2399150A - Attachment for vehicle clutch pedals : en
  • US2398789A - Antifriction screw device : en
  • FR908979A - Multiple disc clutch : en fr
  • CA434291A - Collet chuck : en fr
  • CA434309A - Measuring and controlling system : en fr
  • CA434409A - Brake beam head wear eliminating device : en fr
  • US2398764A - Sheathed knife clasp : en
  • DK64433C - Arrangement by a common support means for the placement of several electrical appliances. : da en
  • FR909005A - Material for the preparation of medical prostheses and in particular dental prostheses and artificial teeth : en fr
  • CA434328A - Non-fogging coating composition : en fr
  • US2399011A - Bleeding instrument : en
  • US2399023A - Ignition distributor : en
  • CA434398A - Switching device : en fr
  • CA434363A - Electroformed article : en fr
  • CA434308A - Endless track vehicle : en fr
  • FR908894A - Improvements to metal frameworks for plastic sliding teeth : en fr
  • CA434367A - Radio receiver : en fr
  • US2398866A - Activating conductor of the second : en
  • US2399083A - Photographic materials : en
  • US2399038A - Order check device : en
  • US2399010A - Brake : en
  • US2399031A - Process for making permanent magnet alloys consisting of silver, manganese, and aluminum : en
  • US2398954A - Process and apparatus for promoting thermal reactions : en
  • GB576848A - Improvements in or relating to the production of aminoalkyl iodoaryl ketones : en
  • CA434362A - Tocopherolester (dl-) manufacturing process : en fr
  • CA434405A - Piezoelectric crystal : en fr
  • US2399136A - Ordnance : en
  • GB576885A - Improvements in parachutes : en
  • GB576894A - Improvements in or relating to slitting machines for paper and similar material in web form : en
  • CA434259A - Shoe insole : en fr
  • CA434391A - Hose and pipe coupling : en fr
  • US2398999A - Polymethine dyes : en
  • USD144529S - Walker suction cleaner casing : en
  • FR908889A - Vibration generator : en fr
  • US2398854A - Telephone system : en
  • FR908909A - Device for the manufacture of molded loudspeaker membranes : en fr
  • FI21236A - Grundpåle ocurfarande för dess framställning : en fi
  • CA434327A - Polymerization process : en fr
  • CA434277A - Metal cleaning apparatus : en fr
  • FR908881A - Improvements to pantographs of gear grinding machines using the form grinding wheels : en fr
  • AU131818B2 - Improvements in hitch for grain drill : en
  • CA434314A - Trap door and step arrangement : en fr
  • CA434329A - Synthetic polymer melt extruding process : en fr
  • FR908949A - Electrical installation for arc welding and other applications : en fr
  • US2399014A - Ground speed meter for aircraft : en
  • USD144515S - Design for a bathing suit : en
  • US2398941A - Vise : en
  • FR53569E - Disazo dyes : en fr
  • FR908928A - Three-speed direct transmission crankset for bikes : en fr
  • CA434272A - Wire pulling device : en fr
  • US2398919A - Process for catalytic desulphurization : en
  • US2399148A - Stop motion for drawing frames : en
  • US2399061A - Switch : en
  • GR10640B - AUTOMATIC WATER CHLORINATION DEVICE THROUGH CHLORESSUM. : el en
  • US2398774A - Apparatus for pulverizing materials : en
  • FR908985A - Evaporative carburettor : en fr
  • US2399127A - Dry cell : en
  • USD144517S - Receptacle for cosmetics and other articles : en
  • US2399079A - Dual carburetor : en
  • USD144512S - Design for a dress : en
  • FR53564E - Automatic dispenser for sterilization of drinking water or other uses : en fr
  • FR908918A - New brake block : en fr
  • USD144524S - Design fok a jewelry finding : en
  • US2399075A - Undercutting and conveying element : en
  • FR908868A - Method and apparatus for printing films, as well as films obtained : en fr
  • FR909008A - Anticryptogamic products : en fr
  • USRE22745E - Automatic lock gate : en
  • DK64429C - Television receiver. : da en
  • FR908857A - Traveling advertising turret : en fr
  • FR909043A - Thermometric bottle : en fr
  • GB576896A - Improvements in and connected with the curing of cheddar cheese : en
  • US2399139A - Wire twisting tool : en
  • FI21229A - Fertilizers and apparatus for utilizing cellulose fibers in vegetable material : en fi
  • FR908902A - System for doubling the traffic capacity of a radiotelegraph transmitter : en fr
  • FR909014A - New installation of shutters and blinds : en fr
  • US2398850A - Desk telephone set : en
  • US2398895A - Self-lubricating and coloring projectile : en
  • FR908874A - Curler for wavy hair : en fr
  • FI21234A - Maskinpistol med ledad stock : en fi
  • US2399156A - Treatment of rubber : en
  • FR53595E - Process for extracting hydrocarbon mixtures : en fr
  • FR908998A - Microscopic refinements : en fr
  • GB576934A - Improvements in and relating to fastening devices for removable covers : en
  • US2399108A - Liquid spray device : en
  • US2399112A - Lawn sprinkler : en
  • US2398862A - Line guide for fishing rods : en
  • US2398871A - Rocket firing tube : en
  • CA434375A - Fire-foam producing apparatus : en fr
  • CA434264A - Oil burner : en fr
  • FR908967A - Device for playing movies and other documents : en fr
  • USD144483S - Design fob a container cap : en
  • FR53556E - Gas regulator : en fr
  • GB576875A - Improvements relating to electro-deposition of metal on non-conductive material : en
  • US2398775A - Valve : en
  • FR908968A - Improvements to electric soldering irons : en fr
  • US2398989A - Air swept ball mill system : en
  • US2399141A - Water automobile : en
  • US2398779A - Method of making duplicating blanks by telefacsimile and the like : en
  • US2398829A - Electron discharge device : en
  • USD144475S - Design for a height gauge : en
  • USD144528S - Combined cigarette and match case : en
  • US2398845A - Battery charging and voltage regulating system : en
  • US2398852A - Vehicle window regulator mounting : en
  • DK64439C - Method for Preparing a Dry, Soluble Coffee Extract. : da en
  • US2399054A - Breathing apparatus : en
  • AU296946A - Improvements in or relating to vacuum tubes orthe like : en
  • US2398840A - Cutter attachment for hand punches : en
  • US2398921A - Liquid level control : en
  • US2398963A - Mechanical movement : en
  • USD144508S - Design for a bomb sight : en
  • US2398794A - Submarine mine : en
  • US2399113A - Gauging and controlling mechanism : en
  • US2398883A - Liquid fuel burner : en
  • USD144513S - Design fob a rocking horse : en
  • CA434276A - Plastic optical element production : en fr
  • CA434359A - Seed gum preparing process : en fr
  • CA434411A - Cellulose purification : en fr
  • CA434254A - Valve : en fr
  • CA434386A - Coating material applying method and apparatus : en fr
  • AU130296B2 - Recording system : en
  • AU302846A - Improvements in or relating to arrangements for repeating oscillograph indications ata distance : en
  • GB576849A - Improvements in or relating to variable speed gearing : en
  • CA434332A - Cast methyl methacrylate sheet : en fr
  • US2398990A - Aralkylated sulphamides and process of making same : en
  • US2398936A - Ash receiver : en
  • USD144488S - Design fob a button ob similab abticle : en
  • US2398933A - Ice crusher : en
  • CA434380A - Spot welding machine : en fr
  • FR908888A - element and provisional construction method : en fr
  • CA434260A - Trailer top : en fr
  • CA434256A - Clothes pin : en fr
  • FR908981A - Bicycle pedal toe clip : en fr
  • FI21233A - Klackjärn : en fi
  • FR53583E - Methods and installation for measuring and regulating quantities of heat transported by fluids : en fr
  • FR909017A - Construction system for temporary buildings and constructions thus produced : en fr
  • FR908987A - Electric kitchen appliances : en fr
  • US2399026A - Amides of 2-aminoarylenethiazoles : en
  • USD144519S - Design for a receptacle for cosmetics and other articles : en
  • FR908952A - Process for fitting hollow bodies : en fr
  • GB576871A - An improved tool for forming undercut recesses : en
  • AU130139B2 - High frequency thermocouples : en
  • AU131506B2 - Arrangements for recording time intervals between pulses : en
  • CA434297A - Hopper clog preventing device : en fr
  • CA434284A - Free piston machine : en fr
  • US2398844A - Paper coating : en
  • US2398915A - Surgical instrument : en
  • GB576834A - Improvements in or relating to switching systems and apparatus : en
  • US2398800A - Electrical prospecting method and apparatus : en
  • US2399072A - Centrifugal compressor : en
  • US2398938A - Air outlet device for ventilating apparatus : en
  • US2398765A - Toy typewriter : en
  • AU228546A - Frequency modulated transmission system : en
  • FR908872A - Internal combustion machine supercharged by exhaust turbo-compressor : en fr
  • FR908944A - Motor vehicle : en fr
  • USD144484S - Design for a container cap : en
  • US2399034A - Electric explosion initiator : en
  • US2398948A - Bottle carrier : en
  • US2399044A - Transfer switch : en
  • FR908990A - Further training for radio receivers : en fr
  • CA434331A - Cleaning process and composition : en fr
  • CA434313A - Temporary support for casting concrete floors : en fr
  • GB576880A - Improvement in and relating to aromatic amine-aldehyde resinous products : en
  • FR908855A - Compressor-inflator : en fr
  • US2399018A - Testing device : en
  • GB576845A - Improvements in or relating to electrical signalling systems : en
  • GB576864A - Improvements relating to finned-tube heat interchange apparatus : en
  • US2398901A - Shield for electrical wall fixtures and the like : en
  • FR908870A - Device for placing engravings, photographs, mirrors and other objects : en fr
  • FR908907A - Stirrup machine for reinforced cement constructions : en fr
  • AU182446A - Improvements in optical filters and masks : en
  • FR908933A - Anti-fog mirror : en fr
  • US2398810A - Chemical process : en
  • FR908865A - Universal drill holder for sharpening small diameter drills : en fr
  • CA434285A - Photoengraving : en fr
  • CA434319A - Electrical apparatus : en fr
  • GB576886A - An improved injection-quantity regulator for separately ignited injection internal combustion engines that operate at different heights, for instance aircraft engines : en
  • US2398889A - Resinous material : en
  • US2398994A - Control device : en
  • CA434390A - Optical objective : en fr
  • AU132301B2 - Pulse multichannel systems : en
  • AU201446A - Improvements in and relating toa retaining device for rotary shuttle : en
  • US2399047A - Snubber : en
  • AU299146A - Improvements in or relating to aircraft engines : en
  • AU140209B2 - Improvements in or relating tothe manufacture ofa composite fibrous sheet material : en
  • US2398926A - Catalytic polymerization of monoolefinic organic compounds : en
  • US2399149A - Toy gun : en
  • AU302246A - Deflaction arrangements for oscillographs : en
  • CA434323A - Polyamide : en fr
  • US2398892A - Resistor bulb : en
  • US2399067A - Motor control system : en
  • AU223046A - Improvements in or relating tothe manufacture ofa composite fibrous sheet material : en
  • CA434395A - Detoxicant : en fr
  • US2398782A - Electrical junction system : en
  • US2398867A - Manufacture of halogenated organic acids : en
  • USD144486S - Design for a button or similar article : en
  • US2399009A - Elastic fluid turbine : en
  • FR908925A - Detachable spindle rear hub for cycles and the like : en fr
  • USD144491S - Unitfd statfs patfnt officf : en
  • CA434371A - Cold forging machine : en fr
  • US2398832A - Printing mechanism : en
  • US2398924A - Work holder for machine tools : en
  • USD144530S - Design fok a dress : en
  • FR908903A - Automatic hydraulic machine with rotary hydraulic distributor : en fr
  • FR908900A - Method and installation for charging buffered accumulators and lighting installation for motorized bicycles and other applications : en fr
  • FR909041A - Mechanical transmission mechanism for operating, from a variable speed motor shaft, one or more driven shafts rotating at constant speed : en fr
  • FR908971A - Improvements to automatic temperature regulation systems of a thermostatic chamber : en fr
  • FR908943A - Frame : en fr
  • FR909006A - Voltage adjustment device on high-voltage current-generating devices for radiology : en fr
  • GB576847A - Improvements in endless track landing elements and means for mounting the same on aircraft : en
  • GB576827A - Improved means for ventilating aircraft gun turrets : en
  • CA434293A - Mould for forming blocks or tiles : en fr
  • AU132943B2 - Improvement in radio navigation system : en
  • GB576874A - Improvements in or connected with conveyors, railways, and the like : en
  • CA434270A - Laminated thermo-setting resinous material : en fr
  • US2398955A - Coin separator : en
  • US2399056A - Brush holder and drip catcher : en
  • US2399088A - Expansion valve : en
  • DK64440C - Directions to Vehicles, in particular Bicycles, Motorcycles or Automobiles. : da en
  • FR908924A - Auxiliary brake lever with cable coupler for cycle handlebars and the like : en fr
  • FR908999A - Suspension device intended more particularly for surgical field lighting devices : en fr
  • GB576901A - Improvements relating to track circuit signalling systems for railways and the like : en
  • GB576895A - Method of processing fruits and vegetables : en
  • FR908893A - Improvements to the elements used in the establishment of the barracks and their assembly : en fr
  • FR909047A - : fr
  • FR53551E - Instalaltion for drying and browning metal parts : en fr
  • FR908973A - Suction cap for chimneys, ventilation ducts and the like : en fr
  • DK64426C - Encapsulated Stirrer with Planetary Stirring Motion. : da en
  • US2398849A - Power transmission device : en
  • CA434253A - Belt drive for machine tools : en fr
  • US2398830A - Device for purifying oxygen and the like : en
  • US2398851A - Extensible length level : en
  • US2399146A - Tire tool : en
  • AU131290B2 - Improvements in and relating toa retaining device for rotary shuttle : en
  • FR909025A - Insecticide product more specially intended for the destruction of Colorado beetles : en fr
  • GB576838A - Drop-out half-tone negatives : en
  • US2399051A - Air swept ball mill : en
  • FR908859A - Freewheel for cycles or other vehicles : en fr
  • GB576844A - Improvements in or relating to route or destination indicators : en
  • FR53592E - Saw frame and keys : en fr
  • US2398822A - Tension device for sheet material : en
  • FR53571E - Printing process and printing machine for implementing this process : en fr
  • US2399118A - 2-oxazolidone compounds and method for preparing the same : en
  • US2398884A - Gas torch : en
  • FR909003A - Improvements to processes for shaping glass or similar materials : en fr
  • FR908947A - Hygrometer for low temperatures : en fr
  • US2398920A - Toy : en
  • FR53573E - Sweaty clothes : en fr
  • GB576921A - Improvements in or relating to refrigerating systems : en
  • FR909028A - Improvement in the construction of hollow bodies, in particular for vehicles and especially for aerodynes : en fr
  • GR10643B - GASOLINE COOKING WITHOUT AIR PUMP AND REFORMABLE FLAME. : el en
  • FR908878A - Cigarette holders and similar articles : en fr
  • FR908904A - Process for manufacturing and firing from alkaline earth aluminates and aluminous cements : en fr
  • DK64443C - Writing pen. : da en
  • USD144498S - Farber pressure cooker : en
  • USD144495S - Button or similar article : en
  • FR909042A - Dual-control hydraulic brake system : en fr
  • US2399115A - Pressure cooker : en
  • CA434283A - Ship construction : en fr
  • CA434326A - Shaped product : en fr
  • US2399147A - Lubricant dispensing valve : en
  • US2398787A - Method of and apparatus for treating yarn or cord : en
  • USD144532S - Necklace or similar article : en
  • US2399007A - Tape condenser : en
  • US2399099A - Oil burner fuel level control : en
  • CA434312A - Supercharger : en fr
  • CA434339A - Garment hanger : en fr
  • US2399043A - Hand lift truck : en
  • US2398820A - Production of vinyl esters : en
  • GB576912A - Improvements in or relating to the processing of potatoes : en
  • GB576922A - Improvements relating to glider towing and release mechanism : en
  • FR908974A - Improvement in high voltage electric current rectifier vacuum tubes, in particular in valves of the so-called kenotron type : en fr
  • FR908906A - Improvements to case locks : en fr
  • US2399033A - Heater control valve and switch : en
  • US2398768A - Exothermic reaction charge : en
  • US2399017A - Locating equipment : en
  • CA14595S - Machine for peeling vegetables : en
  • US2398773A - Conversion of hydrocarbon oils : en
  • FR908863A - Light boxes, lids, boxes and cases for perfumery : en fr
  • FR53562E - Support framework for mining galleries, in profiled irons, the adjacent ends of which are provided with appendages forming a bowl joint : en fr
  • GB576879A - Hair waving and curling devices : en
  • US2398814A - Speed change system : en
  • US2398878A - Fuel injection control device : en
  • CA434334A - Gas pressure actuated fire extinguisher : en fr
  • GB576828A - Improvements in electro-magnetic beam receiving aerial devices : en
  • FR908879A - Hinge : en fr
  • US2398804A - Method and means for treating motion-picture film : en
  • US2399015A - Material level indicator : en
  • US2398766A - Steam injector for pipe lines : en
  • FR908911A - Board game : en fr
  • FR909022A - Improvements to claw clutches : en fr
  • AU133134B2 - Improvements in or relating tothe stabilization of vinylidene resins andthe fabrication of articles therefrom : en
  • US2398971A - Electric lamp : en
  • CA14585S - Wall switch plate : en
  • US2399124A - Method of manufacturing composite boards : en
  • USD144518S - Receptacle for cosmetics and other articles : en
  • US2398864A - Internal-combustion engine : en
  • FR908976A - Method for carrying out, while walking, stitches transfers on knitting machines with paddle needles : en fr
  • GB576863A - Improvements in pipe and tubing couplings : en
  • CA434316A - Aromatic amine nuclear methylation process : en fr
  • US2398802A - Legging : en
  • US2399145A - Mortise gauge and cutting tool : en
  • FR908970A - Improvements to articles comprising a reservoir, such as, in particular, reservoir pen holders and similar articles : en fr
  • FR909050A - Process for obtaining cellulose from vegetable fibrous materials : en fr
  • CA434382A - Automatic or semi-automatic firearm : en fr
  • CA434288A - Door lock : en fr
  • US2399021A - High-speed vehicle : en
  • US2398780A - Fruit treating machine : en
  • US2399106A - Paddle : en
  • US2399022A - Distributor : en
  • USD144480S - Design fob a costume jewelry pin : en
  • GB576854A - Improvements in and relating to electrical fuse carriers or holders : en
  • AU292546A - Improved crusher : en
  • CA434269A - Automobile control : en fr
  • FR53597E - Mineral fuel gasifier generator : en fr
  • FR53579E - Generating device, modulator or amplifier of electrical oscillations : en fr
  • US2399095A - Method of selective adsorption of gases : en
  • US2399080A - Governor : en
  • US2399096A - Production of magnesium-containing mixtures : en
  • US2398842A - Still : en
  • US2399035A - Phonograph stylus : en
  • CA434325A - Organic ester preparation : en fr
  • CA434337A - Vinyl and ethylidene ester manufacture : en fr
  • US2398975A - Means for prestressing cable : en
  • USD144516S - Receptacle for cosmetics and other articles : en
  • CA434320A - Organic ester preparation : en fr
  • US2399129A - Pressure sending unit : en
  • USD144502S - Design foe a heat circulating unit : en
  • US2398762A - Window ventilator : en
  • US2398953A - Bubble tower unit : en
  • USD144505S - Design for a jeweley pin : en
  • AU129078B2 - Improvements in optical filters and masks : en
  • DK64441C - Frame for goods transport bicycles. : da en
  • US2398795A - Parachute : en
  • US2399020A - Thermomotive device : en
  • USD144497S - Design fos a cover fos a suture jar : en
  • US2398816A - Submarine signaling : en
  • US2398912A - Rheostat : en
  • FR908991A - Propeller refinements : en fr
  • US2399050A - Treating hydrocarbon fluids : en
  • FR909037A - Process for treating natural magnetic iron oxide and resulting product for cement improvement : en fr
  • US2399138A - Screw holding attachment for screw drivers : en
  • FR909035A - Improvements to frequency transposing devices : en fr
  • FR908941A - Protective iron for shoes : en fr
  • US2398983A - Snap gauge : en
  • DK64444C - Cutting polisher. : da en
  • FI21228A - Grönfoderkonserveringsmedel : en fi
  • US2398911A - Combustion apparatus : en
  • USD144531S - Design fob a lace or similar article : en
  • AU263446A - Improvement in apparatus for handling motion picture film : en
  • FR53558E - Variable speed drive by friction of one or more pairs of bi-conical rollers, with automatic pressure proportional to the resistive torque : en fr
  • CA434377A - Vehicle endless track : en fr
  • AU132454B2 - Improvement in apparatus for handling motion picture film : en
  • AU297046A - Improvements in or relating to marker selection control systems such asare used in automatic telephone systems : en
  • US2398836A - Distillation system : en
  • US2399030A - Holder for miners' lamp : en
  • US2399036A - Fluid-cooled device : en
  • US2398992A - Pneumatic tool : en
  • US2399049A - Production of butadiene : en
  • US2398928A - Reaction propulsion device : en
  • AU273546A - Improvements relating to fluorescent Materials : en
  • CA434415A - Paper feeding device in short-hand typewriters : en fr
  • AU296546A - Vehicle headlight control : en
  • AU2567445A - Improvements in optical filters and masks : en
  • CA434401A - Signalling system : en fr
  • AU134688B2 - Improvements in or relating to marker selection control systems such asare used in automatic telephone systems : en
  • FR908892A - Safety razor blade wiper : en fr
  • IE17808L - Improvements relating to buildings consisting of a rigid¹framework and glazing or other sheet covering material¹carried thereon : en
  • US2399120A - Stable red phosphorus : en
  • AU131952B2 - Burner for liquid fuel : en
  • AU130975B2 - Automatic tone controlling circuit arrangement for radio or like systems : en
  • US2398896A - Drill-bit carrier : en
  • AU282146A - Improvement in radio navigation system : en
  • GB576824A - Improvements in and relating to doors and the like for aircraft : en
  • GR10642B - SAFETY AND ADJUSTMENT FLAME VALVE FOR A GAS COOKING MACHINE. : el en
  • FR908972A - Phosphomagnesium fertilizer and its manufacturing process : en fr
  • GB576907A - Improvements in or relating to row crop cultivators or the like : en
  • FR908982A - Improvements to pulse amplifiers : en fr
  • US2398772A - Electron tube : en
  • US2398993A - Protective system : en
  • US2398986A - Photographic compound : en
  • US2398806A - Clutch : en
  • GB576898A - Improvements in tablet-making and like machines : en
  • AU132050B2 - Improvement in expansible tooth sprocket : en
  • CA434399A - Light modulating apparatus and method : en fr
  • GB576865A - Improvements in and relating to induction heating work coils : en
  • GB576855A - Improvements in or relating to colour photography : en
  • FR908875A - Process for dyeing artificial fibers with sulfur dyes : en fr
  • GB576839A - An overload indicator for hoisting mechanism : en
  • FR908996A - bolt cutter : en fr
  • CA434389A - Internal combustion engine : en fr
  • FR53582E - Process for preparing iron powder : en fr
  • IE18850L - Wireless signalling; pulse modulation : en
  • USD144501S - Design for a badge or like article : en
  • US2399103A - Joint and method of making the same : en
  • FR53600E - Improvement of pedals for railways : en fr
  • FR908862A - ceramic or other element, to form floor beams : en fr
  • FR908950A - mine prop : en fr
  • FR908964A - Anti-slip device for shoe heels : en fr
  • FR908986A - Advanced foot pedal for railway tracks : en fr
  • US2398769A - Resilient construction for articles of furniture : en
  • FR908962A - Method and device for automatically regulating humidification and controlling aeration in artificial incubators : en fr
  • US2399085A - Synthetic wax composition : en
  • CA434403A - Signalling system : en fr
  • GB576881A - Improvement in aromatic amino-aldehyde resinous products : en
  • GB576911A - Improvements in radiators for cooling liquids : en
  • US2399042A - Keel and prow stem for boats : en
  • USD144506S - Design for a combined lipstick : en
  • US2398853A - Handwheel for looms : en
  • CA434310A - Knitting machine : en fr
  • US2399058A - System for producing acetylene : en
  • FR908919A - Automatic scale : en fr
  • CA434296A - Separable fastener : en fr
  • US2399003A - Electric discharge device : en
  • US2399068A - Unsaturated 5-amino-1,3-dioxanes and preparation thereof : en
  • GB576891A - Improvements in or relating to colour photography : en
  • FR909033A - Magneto-electronic regulator : en fr
  • FR909038A - Method for continuous observation of ph. from an environment : en fr
  • FR908908A - Improvement with meat or vegetable grinders : en fr
  • CA434321A - Carbon compound : en fr
  • FR53585E - Treatment of cellulose textiles with formaldehyde : en fr
  • US2399074A - Breaking down mechanism : en
  • US2398778A - Sensitized photographic emulsion : en
  • US2398972A - Device for indicating the slope of grain of structural lumber : en
  • GB576831A - Improvements in or relating to a mining machine chain bit and holder therefor : en
  • FR53561E - Improvement in isothermal coatings in their applications and apparatus specific to the manufacture of said coatings : en fr
  • CA434349A - Punch press : en fr
  • GB576829A - Improvements in paint-drying and like apparatus : en
  • FR908935A - Improvements in the manufacture of furniture or similar articles, for industrial, household construction and for other uses : en fr
  • GB576835A - Improvements in and relating to abrasive compositions : en
  • GB576935A - Improvements in building construction : en
  • GB576889A - Improvements in or relating to colour photography : en
  • FR908920A - Soundtrack replacing amplification by pickup : en fr
  • FR53584E - Device and method for attaching elements incorporated into an electric discharge tube : en fr
  • FR53552E - Electric traction generator : en fr
  • CA434265A - Snow plough : en fr
  • FR908916A - Improvements to two-stroke internal combustion engines : en fr
  • USD144527S - Design for a bus marker light : en
  • US2398917A - Combined brake beam and head therefor : en
  • US2398931A - Table board supported sewing machine : en
  • FR53566E - Reverse smoke dryer-smokehouse for fish, meat and similar products : en fr
  • GB576856A - Improvements in and relating to cutting, grinding or polishing machines for diamondsor other stones and the like : en
  • US2399065A - Electromagnetic switch coil mounting : en
  • US2399142A - Thermal dissociation of monoethanolamine salts : en
  • US2399110A - Shock absorbing mechanism : en
  • US2398797A - Pigeon container : en
  • USRE22746E - Miner s drill carriage : en
  • FR908966A - Window with removable panes and fixing device therefor : en fr
  • FI21225A - Lagring för en Axel inne i en ihålig Axel för elektriska regulleringsanordningar och förfaringssätt för framställning härav : en fi
  • US2398827A - Cowl fastener : en
  • US2399091A - Amplitude limiting system : en
  • GB576920A - Improvements in or relating to casement windows : en
  • IE18014L - Irradiation of liquids : en
  • US2398846A - Making gasoline : en
  • FR53568E - Trap intended for the destruction of rodent animals : en fr
  • US2398982A - Master set : en
  • US2398976A - Rubberlike polymerization product and process for producing same : en
  • AU130353B2 - Improved crusher : en
  • CA434376A - Sheet severing means : en fr
  • US2398950A - Ice cream mix and the production thereof : en
  • CA434273A - Barrier : en fr
  • CA434392A - Sensing mechanism : en fr
  • US2399121A - Reproduction of a face : en
  • US2399151A - Construction of bulkheads, walls, partitions, and the like : en
  • US2399081A - Spraying device for liquids : en
  • CA434379A - Foldable step : en fr
  • FR908876A - Improvements to gaseous fuel burners : en fr
  • CA434330A - Electroplating : en fr
  • US2399064A - Water-soluble disazo dyestuffs and a process for their manufacture : en
  • USD144487S - Design fob a button or similar article : en
  • US2398858A - Display device and household rack : en
  • AU298746A - Hydraulic duplicating mechanism and exhaust governor : en
  • CA434282A - Sucker rod : en fr
  • GB576883A - Improvements in electric discharge devices : en
  • US2399093A - Conversion of hydrocarbons : en
  • CA434352A - Photographic element and process : en fr
  • US2398841A - Gear power unit : en
  • USD144499S - Design for a ring : en
  • CA434368A - Textile treating chemical : en fr
  • AU133969B2 - Improvements in or relating to electrical sockets and mounting arrangements therefor : en
  • CA434261A - Belting : en fr
  • FR909036A - Artificial magnetite for the improvement of cements and its manufacturing process : en fr
  • USD144496S - Design fok, a display cabinet : en
  • FR908963A - Device indicating electrical insulation faults, in particular for trolleybuses : en fr
  • AU133461B2 - Earth induction system : en
  • CA434357A - Photographic shutter : en fr
  • US2399057A - Signal : en
  • US2399144A - Loop knitting device : en
  • CA434365A - Metal pickling bath : en fr
  • CA434366A - Magnesium base alloy : en fr
  • US2398863A - Basket carrying cart : en
  • USD144509S - Design foe a cigarette box and ash tray unit : en
  • US2399063A - Lubricating grease : en
  • US2399154A - Severing attachment for typewriting machines : en
  • US2398900A - Wire coiling machine : en
  • US2399153A - Vertical food chopper : en
  • US2399046A - Gas turbine power plant : en
  • US2399130A - Model airplane construction : en
  • CA434397A - Signal translating apparatus : en fr
  • GB576908A - Improvements in and relating to grooved flexible abrasive strip materials and the manufacture thereof : en
  • US2398791A - Toolhead for machine tools : en
  • US2399086A - Welt for use in stitchdown shoes : en
  • USD144482S - Design fob a filter and pumping apparatus : en
  • FR53567E - Device automatically alerting police and emergency services : en fr
  • FR909004A - Optical device for cinematographic shots and projections in color : en fr
  • GB576884A - Laminated wooden knee braces : en
  • GB576846A - Improvements in or relating to x-ray radiography : en
  • CA434407A - Wool treating process against shrinkage : en fr
  • DK64436C - Locking and sealing device for windows or similar hinged construction parts. : da en
  • FR53591E - Method and apparatus for forming artificial resins made plastic by heat : en fr
  • US2398944A - Lubricated shaft bearing : en
  • GB576936A - Improvements in or relating to the driving of the magnetos of motor cycle engines : en
  • DK64432C - Radio receiver with Capacitor tuning. : da en
  • US2399062A - Method of making ring binder structure : en
  • GB576915A - Improvements in and relating to the preparation in powdered form of milk-containing mashed potatoes : en
  • FR909016A - Rotating heating body for evaporator devices : en fr
  • US2398932A - Ice crusher : en
  • GB576909A - Improvements in the bleaching of organic materials : en
  • US2398966A - Fire alarm : en
  • FR908992A - New construction system using prefabricated elements : en fr
  • CA434344A - Tin production process : en fr
  • FR908989A - Liquid reservoir valve : en fr
  • FR908898A - Tool for measuring tooth diameter : en fr
  • US2398869A - Alkylation of hydrocarbons : en
  • US2398877A - Control valve device : en
  • US2398799A - Light screen : en
  • FR909013A - Improvements to suspension files : en fr
  • US2398828A - Underground fuel storage system : en
  • US2398947A - Coupled sliders : en
  • US2398868A - Apparatus for electrical well logging : en
  • FR908993A - Distribution device by rotary spool for piston machines : en fr
  • DK64434C - Apparatus with an electromagnetic self-oscillating device Apparatus with an electromagnetic self-oscillating device. the Organ. : da en
  • FR908932A - Improvements to annular type superheating elements : en fr
  • FR909018A - Improvements made to files for vertical filing : en fr
  • GB576925A - Improvements in or relating to combination chucks for machine tools : en
  • FR908853A - methodical air circulation heat exchanger : en fr
  • GB576868A - Improvements relating to electric lighting fittings : en
  • FR908938A - Quick reclosing device for electric compressed air switches : en fr
  • GB576882A - Improvement in and relating to aromatic amine-aldehyde resinous products : en
  • US2398817A - Method of separating gases or the like : en
  • CA434336A - Condensation product preparing process : en fr
  • AU131180B2 - Improvements in or relating to tools for measuring and and setting out angles : en
  • US2399114A - Oscillator circuit : en
  • CA434322A - Agricultural or horticultural composition : en fr
  • CA434280A - Fabric shine removing process : en fr
  • CA434383A - Electric bell : en fr
  • CA434414A - Photograph obtaining method and apparatus : en fr
  • CA434343A - Chlorine value recovery : en fr
  • US2399066A - Heterocyclic stilbene azo dyestuffs : en
  • US2399084A - Production of shaped structures from proteins : en
  • USD144481S - Design for a juice extractor : en
  • US2398811A - Controlling valve for hydraulic motors : en
  • US2399070A - Clothesline post : en
  • FR53586E - Improvements to horizontal armor mechanics working at open pace : en fr
  • US2398834A - Fuel injection in internalcombustion engines : en
  • USD144523S - Design for a jewelry finding : en
  • DK64445C - Electrical Alarm Device with Acoustic Signaling Devices. : da en
  • GB576890A - Improvements in or relating to colour photography : en
  • AU272846A - Improvements relating to phonograph apparatus : en
  • CA434373A - Marking means for granular, lumpy and dusty commodities : en fr
  • US2399045A - Lathe screw attachment : en
  • US2398777A - Stacking apparatus : en
  • US2399078A - Airplane engine mixture control : en
  • USD144514S - Design for a handbag : en
  • FI21230A - Sätt att använda sulfitavfallslut : en fi
  • US2398973A - Purification of isoprene : en
  • US2398974A - Electric lamp with two shades : en
  • FR909019A - Improvements made to files for vertical filing : en fr
  • US2398918A - Trussed brake beam and/or brake head : en
  • AU133855B2 - Deflaction arrangements for oscillographs : en
  • US2398808A - Apparatus for forming fibrous strands : en
  • US2398991A - Dump scoop attachment for tractors : en
  • GB576825A - Improvements in wireless beam systems : en
  • US2398818A - Apparatus for separating gases and the like : en
  • FR908884A - Process for the manufacture of hollow objects and more particularly of boats : en fr
  • FR908954A - Improvements to dispensing spoons in mechanical seed drills : en fr
  • FR909031A - Electric telecommunications automatic switching system : en fr
  • GB576910A - Improvements in the bleaching of organic materials : en
  • FR908871A - Electric lighter : en fr
  • AU302446A - Arrangements for recording time intervals between pulses : en
  • GB576917A - Improvements in or relating to buildings : en
  • IE17263L - Lasting machines : en
  • GB576929A - Improvements in or relating to electric snap action circuit controlling devices : en
  • FR908861A - Automatically disengageable control mechanism : en fr
  • GB576918A - Improvements in or relating to cigarettes : en
  • FR909026A - Method and device for regulating the amplitude of the oscillations generated by a thermionic oscillator : en fr
  • US2398865A - Wire stranding machine : en
  • US2398965A - Lock nut and bolt : en
  • US2399071A - Railway brake : en
  • US2398923A - Combination dental diagnosis and office desk : en
  • CA434315A - Vehicle body construction : en fr
  • US2398796A - Heel seat fitting machine : en
  • US2398909A - Variable tension recoil means for garment pressing machines : en
  • US2398995A - Earring : en
  • US2398856A - Apparatus for the treatment of artificial materials : en
  • GB576933A - A long chip shovel for measured shovel packing from the end of the sleeper : en
  • US2398907A - Control valve device : en
  • US2398875A - Control mechanism : en
  • US2399101A - Material gathering and loading machine : en
  • AU131773B2 - Improvements in or relating to automatic firearms : en
  • US2398987A - Apparatus for continuously predicting a trend in observed data : en
  • CA434410A - Advertising device : en fr
  • USD144500S - Design for a bottle : en
  • USD144525S - Design for a necklace : en
  • US2398848A - Socket assembly : en
  • US2398897A - Detachable chain link : en
  • FR908890A - prop, hoop and manufacturing process : en fr
  • CA434317A - Modulation control system : en fr
  • CA434408A - Brake beam head wear eliminating device : en fr
  • FR909010A - Indicator-warning panel for residential houses : en fr
  • GB576859A - Improvements in or relating to directional air discharge ventilator devices : en
  • US2398771A - Electronic device : en
  • US2398825A - Acid activated clay : en
  • CA434381A - Nut and screw mechanism : en fr
  • CA434393A - Electrolytic process for treating solid materials : en fr
  • US2398873A - Attachment for coat hangers : en
  • US2398798A - Fuel injection pump : en
  • US2399039A - Automatic timing arrangement for multiple unit polishing machines : en
  • US2398981A - Wash-over, outside cutter : en
  • CA434369A - Safety or relief valve : en fr
  • CA434412A - Heat exchange apparatus : en fr
  • US2398809A - Process for casehardening hollow metal members : en
  • CA434404A - Vacuum condenser : en fr
  • US2398913A - Cutoff tool : en
  • US2399040A - Holder for surgical stitching instruments and accessories : en
  • AU302946A - Recording system : en
  • USD144521S - Design for a hobby horse : en
  • FR908856A - Electromagnetic gearbox : en fr
  • GB576842A - Improvements in or relating to the production of polyhydroxy compounds : en
  • US2398962A - Adjustable clamp : en
  • US2399041A - Game board for the blind : en
  • US2398996A - Electric plug : en
  • US2398940A - Surgical headrest : en
  • CA434413A - Quarternary ammonium compound : en fr
  • US2399073A - Longwall mining machine : en
  • US2399077A - Power limiting carburetor : en
  • US2398859A - Material handling and loading apparatus : en
  • US2398930A - Process for separating monomeric diolefins from mixtures of relatively low boiling diolefin and mono-olefin monomers : en
  • US2398935A - Railroad track equipment : en
  • FR908867A - Chemical product increasing the caloric value of mineral or vegetable fuels : en fr
  • US2399102A - Valve for controlling highpressure fluids : en
  • US2399048A - Snubber : en
  • US2399090A - Wing nut : en
  • US2399027A - Mustard gasproof apparel : en
  • FR53596E - Improvements to bottle washing machines : en fr
  • FR909009A - Advanced seed drill : en fr
  • CA434361A - Inking mechanism for printing machine : en fr
  • GB576862A - Improvements in tube or pipe couplings : en
  • GB576919A - Improvements in or relating to wall boxes and junction boxes for use in connection with electrical wiring conduits : en
  • IE17246L - Water-resistant film compositions : en
  • AU132151B2 - Hydraulic duplicating mechanism and exhaust governor : en
  • US2398903A - Control apparatus : en
  • US2398967A - Centrifugal separator : en
  • USD144492S - Button or similar article : en
  • US2398803A - Halogenated polymers of ethylene and process of preparation : en
  • US2398997A - Variable-speed gear transmission : en
  • FI21227A - Elektrisk uppvärmningsanordning : en fi
  • GB576930A - Improvements in means for adjusting or regulating vehicle windshields and other angularly-movable panels : en
  • US2398781A - Antiseptic ice : en
  • USD144490S - Design for a button or similar article : en
  • US2399004A - Electric discharge device and method of fabrication : en
  • US2399006A - Machine for drafting fibrous materials : en
  • US2399111A - Trap : en
  • US2398793A - Radio receiving system : en
  • US2398960A - Television image projection system : en
  • FR908958A - Direction indicator for bicycles or others : en fr
  • FR908896A - Safety regulator : en fr
  • CA434318A - Washing machine : en fr
  • FR908858A - Detachable light metal frame : en fr
  • FR53565E - Improvement of diaphragm pumps for the fuel supply of explosion engines : en fr
  • AU2527445A - Improvements in or relating to electrical sockets and mounting arrangements therefor : en
  • FI21231A - Silplatta : en fi
  • FR908969A - High speed unencrypted telegraphic transmission system : en fr
  • CA434286A - Extension table : en fr
  • US2399024A - Process for obtaining 1,2-dichloro-1,1-difluoroethane : en
  • USD144522S - Design for a flashlight : en
  • AU294946A - Improvements in aqueous wheat flour extendable amino-aldehyde condensation product adhesives : en
  • US2398959A - Vacuum chuck for glass lathes : en
  • US2398786A - Chain dredge bucket and method of forming : en
  • FR53581E - Method for mounting low-power electro-motors and dynamos and motors or dynamos obtained using this method : en fr
  • CA434342A - Anhydrous magnesium chloride production : en fr
  • US2398824A - Filter structure : en
  • US2398837A - Production of butyl alcohol and acetone by fermentation : en
  • US2398979A - Cable stripping tool : en
  • US2399098A - Transmission : en
  • FR908852A - Process for finishing various materials : en fr
  • FR908955A - Liquid controlled injection valve for internal combustion engines : en fr
  • FR53580E - Process for preparing iron powder : en fr
  • AU146247B2 - Improvements relating to phonograph apparatus : en
  • GB576852A - Improvements in or connected with tubular fluorescent lamp fittings : en
  • GB576873A - Improvements in or relating to printing rolls : en
  • FR909030A - Device for locking the blades of a variable-pitch propeller : en fr
  • CA434341A - Automatic tuning apparatus : en fr
  • US2398984A - Secret fastener : en
  • GB576906A - Improvements relating to the production of zinc : en
  • US2398880A - Drying apparatus : en
  • FR908951A - Electric servo system for supplying arcs or other applications : en fr
  • FR909039A - Folding trolley : en fr
  • FR908921A - Tool for sleeving the inner tubes of cycles and motorcycles : en fr
  • GB576927A - Improvements in dyeing : en
  • FR53587E - Sighting device mounted on gun sights : en fr
  • US2398821A - Stripper mechanism for conveyers : en
  • US2398857A - Device for recessing blasting cartridges for insertion of detonators and of detonator-retaining clips : en
  • FR909000A - : fr
  • US2398783A - Rotary seal : en
  • GB576858A - Improvements in tool holders for lathes or like machines : en
  • GB576902A - Improved roller-weighing means for textile drawing, spinning and analogous machinery : en
  • AU241646A - High frequency thermocouples : en
  • CA434304A - Fluid control valve : en fr
  • FR908914A - Automatic electromagnetic gearbox : en fr
  • DK64438C - Farrowing box for Pig Lakes. : da en
  • US2399109A - Window : en
  • US2399032A - Process for making permanent magnet alloys consisting of silver, maganese, and aluminum : en
  • AU132350B2 - Frequency modulated transmission system : en
  • US2398942A - Metallic tie for track rails : en
  • US2398970A - Electric lamp : en
  • GB576897A - Insert expanding tool : en
  • FR53589E - Improvements to wood assemblies, in particular for frames, as well as to processes and machines for obtaining these assemblies : en fr
  • US2398943A - Hydraulic fluid and lubricating oil : en
  • FR53559E - Main cylinder for hydraulic brake device : en fr
  • US2398946A - Electric soldering, brazing, and like tool : en
  • USD144504S - Design for a package in the form of a boat : en
  • GB576900A - Improvements in processes for obtaining modified vegetable waxes : en
  • AU235246A - Multiplex telegraph system using frequency discrimination : en
  • AU131484B2 - Phonograph apparatus : en
  • CA434345A - Paper industry waste product recovery : en fr
  • US2398906A - Article working apparatus : en
  • US2398819A - Conversion of hydrocarbons : en
  • US2398939A - Salt and sugar oven : en
  • US2399123A - Quick-action mechanism : en
  • AU127875B2 - Improvements in or relating to vacuum tubes orthe like : en
  • FR909015A - Ropes, cables, assemblies and braids in vinyl polymer with improved properties : en fr
  • GB576916A - Improved method and apparatus for polishing surfaces : en
  • FR908854A - Can opener forming pliers : en fr
  • US2398807A - Fractional distillation apparatus : en
  • US2398908A - Preparation of aviation gasoline from normally gaseous hydrocarbons : en
  • CA434263A - Printing machine : en fr
  • CA434294A - Tinmen's snip : en fr
  • US2399005A - Method of fabricating electric discharge devices : en
  • GR10639B - PIPE TOBACCO PACKAGING SYSTEM OR KOULOROEIONIC CYLINDERS, WITH SUBSTORATE. : el en
  • AU134351B2 - Selective carrier off noise suppression circuit : en
  • US2398929A - Tube cutting machine : en
  • USD144533S - Design fob a toilet kit : en
  • DK64427C - Process for the preparation of β-alkyl-substituted choline salts. : da en
  • AU134192B2 - Improvements in or relating to arrangements for repeating oscillograph indications ata distance : en
  • CA434356A - Liquid level measuring apparatus : en fr
  • US2398876A - Method of and apparatus for forming tubes of organic plastic material : en
  • US2398904A - Measuring device : en
  • USD144489S - Design for a button ob similar article : en
  • US2399131A - Automatic winding mechanism for timepieces : en
  • AU301946A - Burner for liquid fuel : en
  • CA434289A - Stoker : en fr
  • AU138498B2 - Improvements relating to fluorescent Materials : en
  • CA434307A - Liquid pressure actuated pump : en fr
  • AU263346A - Improvement in expansible tooth sprocket : en
  • AU231046A - Audio/video signalling systems : en
  • CA434298A - Mobile hoisting and conveying apparatus : en fr
  • CA434370A - Fire extinguishing apparatus : en fr
  • GB576833A - Improvements in or relating to magnetic compasses : en
  • US2398784A - Fastening device : en
  • CA434358A - Shortening stabilization : en fr
  • AU285346A - Improvements in or relating to automatic firearms : en
  • CA434384A - Electric bell : en fr
  • FR909046A - Improvement to spring clips of the type called clothespin : en fr
  • CA434302A - Vote indicating system : en fr
  • CA434396A - Clutch tap and die holder : en fr
  • US2398790A - Precision cylindrical surface generating device : en
  • US2398916A - Electronic voltage regulator : en
  • AU230946A - Automatic tone controlling circuit arrangement for radio or like systems : en
  • US2399125A - Well packer : en
  • AU303546A - Improvements in or relating tothe stabilization of vinylidene resins andthe fabrication of articles therefrom : en
  • CA434387A - Gyroscopic navigational instrument : en fr
  • CA434267A - Belt : en fr
  • US2399155A - Means for slitting and re-coiling strip metal : en
  • US2399126A - Etherification process : en
  • USD144479S - Design for a cigarette case : en
  • FR908901A - Machine for applying on boxes, fruits, biscuits, packaging in flexible sheets such as cellulose material, paper : en fr
  • CA434348A - Container and nozzle assembly : en fr
  • US2398770A - Sterilizer : en
  • USD144477S - Design for a tray : en
  • US2399117A - Molding of plastics : en
  • CA434278A - Wheel structure : en fr
  • USD144485S - Design for a latch unit : en
  • FI21235A - Brandrörssäkring : en fi
  • US2398839A - Transmission : en
  • US2398813A - Gun-training apparatus : en
  • AU295846A - Selective carrier off noise suppression circuit : en
  • CA434385A - Elevating apparatus for handling bulk materials : en fr
  • DK64430C - Receiving booster, by which the lattice biases are reduced across cathode resistors. : da en
  • US2398759A - Conversion of fluid hydrocarbons : en
  • US2398788A - Muffler : en
  • CA434335A - Gasket closure : en fr
  • CA434301A - Hand telephone combined mounting and signal device : en fr
  • CA434305A - Valve for sprinkler system : en fr
  • CA434388A - Electrode for salt bath furnace : en fr
  • AU296646A - Improvements in hitch for grain drill : en
  • CA434262A - Spark plug : en fr
  • CA434340A - Organic detergent composition : en fr
  • US2399107A - Lock nut : en
  • US2398958A - Level indicator for storage bins or hoppers : en
  • CA434378A - Postal franking machine : en fr
  • CA14604S - Ornamental doll : en
  • FR909048A - Electric combiner for railway switch posts : en fr
  • US2399119A - Attachable key : en
  • CA434360A - Slicing machine stacker : en fr
  • FR909012A - Condensed milk manufacturing process : en fr
  • GB576867A - Improvements in or relating to pipe couplings : en
  • US2399122A - Adjustable mounting for ring gears : en
  • CA434311A - Bag material making method : en fr
  • US2398792A - Electrostatic sizing of materials : en
  • US2398894A - Ambulance ventilation system : en
  • AU292746A - Improvements in or relating to tools for measuring and and setting out angles : en
  • FR908960A - Continuous rotary hearth furnace for heating metal in ingots, billets, rounds or others : en fr
  • FR908988A - Installation of balanced breathing tanks for the storage of petroleum products and other more or less volatile products : en fr
  • US2398899A - Catalyst : en
  • US2398951A - Vehicle wheel : en
  • FR908978A - Lightweight soundproof veil for engines, automobiles, etc. : en fr
  • US2398934A - Radiation detector : en
  • FR908880A - Method and machine for cutting bevel and hypoid gears : en fr
  • US2398760A - Innersole and method of making the same : en
  • FR53599E - Improvements to devices used for piloting airplanes : en fr
  • GB576832A - Surgical splints and casts : en
  • US2398969A - Electric lamp : en
  • US2398874A - Electric furnace : en
  • AU303346A - Earth induction system : en
  • CA434347A - Oil can spout : en fr
  • CA434351A - Dispensing closure structure : en fr
  • GB576887A - Improvements in riveting machines : en
  • DK64435C - Method for Manufacturing Sand Casting Molds for Casting Metals. : da en
  • US2399134A - Method of removing oxide coating from aluminum surfaces : en
  • FI21224A - Förfaringssätt för framställning av hållbara landkartor : en fi
  • GB576876A - Improvements in or relating to the control of rotating wing aircraft : en
  • CA434295A - Tractor-trailer assembly : en fr
  • US2399028A - Terminal construction : en
  • US2398767A - Method of producing cellulose ethers : en
  • FR909001A - Device and method for recording a stereoscopic film, allowing the passage of this film in any ordinary projector giving a relief projection, visible to the naked eye, throughout the room : en fr
  • FR909021A - holder for blush stick or similar product : en fr
  • US2399008A - Hydraulic gear of the positive displacement type : en
  • US2399053A - Right-angled aligning and assembling fastener bracket : en
  • GB576823A - Improvements in and relating to means for hair drying : en
  • US2399037A - Circuit interrupting device : en
  • US2398893A - Standard molding base : en
  • FR908923A - Thermal machine : en fr
  • US2399001A - Curtain rod : en
  • FR908882A - Device for the formation of pseudo-edges in tissues : en fr
  • US2398860A - Material handling apparatus : en
  • CA434255A - Steam trap : en fr
  • CA434290A - Swivel unit : en fr
  • CA434303A - Signalling system : en fr
  • AU133854B2 - Improvements in and relating to adhesives tapes or sheets : en
  • IE19072L - Radio navigation : en
  • US2399069A - Bolt anchor : en
  • GB576853A - Improvements in furnaces : en
  • US2398761A - Method and apparatus for simultaneous determination of various properties of the subsoil : en
  • GB576830A - Improvements in or relating to the interpolymerisation of ethylene and vinylidene chloride : en
  • US2398977A - Artificial limb : en
  • US2399052A - Apparatus for handling articles : en
  • FR908895A - Explosion turbine : en fr
  • FR909034A - Further training in building construction : en fr
  • FR908975A - Method, installation and apparatus for obtaining milk with a determined fat content : en fr
  • DK64428C - Coupling for Receiving Carriers that are modulated with current surges, over a wire. : da en
  • FI21237A - Anordning vid Grävmaskiner och liknande : en fi
  • FR909023A - Length measuring device : en fr
  • US2399029A - Sign : en
  • US2398823A - Erasing machine : en
  • FR908940A - Small Format Slide Binder : en fr
  • US2399076A - Helicopter : en
  • US2398980A - Opposed piston two-cycle engine : en
  • US2398888A - Duplicating machine : en
  • FR908931A - Tensioner connector for the instant connection or hooking up of tensioned metal wires and cables : en fr
  • GB576872A - Means for operating trip-free electric circuit breakers : en
  • US2399132A - Fishing reel : en
  • US2398956A - Device for combing warp threads and tightening the weft thread in a circular weavingloom : en
  • GB576866A - Improvements in or relating to terminal connections of secondary batteries : en
  • GB576926A - Improvements relating to saddle mountings for motor cycles : en
  • IE17807L - Improvements relating to buildings consisting of a rigid¹framework and glazing of other sheet covering material¹carried thereon : en
  • GB576905A - Improvements in or relating to systems for the navigation of vessels : en
  • AU132453B2 - Improvements in optical filters and masks : en
  • US2399105A - Bottle vending machine : en
  • CA434274A - Basket : en fr
  • FR908885A - New means of propelling maritime vehicles : en fr
  • US2398815A - Submarine signaling : en
  • US2398870A - Fluid pressure remote-control system : en
  • FR908886A - Improvements to electrical devices for the destruction of insects and more particularly flies : en fr
  • FR909011A - Process for converting calcium salts of organic acids into ketones : en fr