• US1963546A - Process for making pigments : en
  • US1963768A - Cutting and punching machine for frozen confections : en
  • US1963426A - Draft device : en
  • US1963407A - Antifriction bearing : en
  • US1963804A - Combination grave marker and flower vase : en
  • CA342339A - Headlamp lens protector : en fr
  • US1963600A - Signaling system : en
  • US1963380A - Fish lure : en
  • USD92556S - Design for a ftlrniture leg : en
  • DE599000C - Arrangement for the synchronous drive of devices for recording or playing back video and audio recordings on separate carriers with the help of synchronous motors : de en
  • DE599039C - Self-tie : de en
  • GB412019A - Improvements in and relating to moulded concrete blocks : en
  • GB412163A - Method and apparatus for varnishing rattan pith and like substances : en
  • US1963365A - Distributing roll : en
  • US1963419A - Expanding terminal : en
  • US1963423A - Connecting rod design for radial engines : en
  • US1963274A - Safety device for cashiers : en
  • US1963730A - Stop for bag closing machines : en
  • US1963848A - Releasing or nonreleasing clamp : en
  • US1963918A - Pour point depressor : en
  • US1963847A - Cutting edge for implements : en
  • US1963923A - Protective covering for bottles and the like articles : en
  • GB412183A - Improvements in or relating to the finishing of boots or shoes : en
  • US1963128A - Measuring apparatus : en
  • US1963478A - Manure spreader : en
  • US1963497A - Paint hardening and drying : en
  • US1963572A - Knockout mechanism : en
  • FR766051A - Agents for controlling plant diseases : en fr
  • DE598978C - Device for measuring absolute vacuums : de en
  • DK48876C - Roofing. : da en
  • FR765937A - Device for the protection and packaging of containers : en fr
  • FR766056A - Process for protecting substances sensitive to oxidation or their solutions : en fr
  • FR765953A - roadway lighting : en fr
  • CA342389A - Cardboard box : en fr
  • CA342500A - Temperature controlling apparatus : en fr
  • FR766123A - eyeshadow case : en fr
  • GB412096A - Improvements in colour photography and cinematography : en
  • US1963193A - Protective relay : en
  • US1963411A - Plate for line printing and method of producing same : en
  • CA342352A - Tail light indicator : en fr
  • CA342455A - Refrigerating apparatus : en fr
  • US1963630A - Amphibian landing gear for aircraft : en
  • US1963367A - Water heating device : en
  • US1963577A - Shoe and method of making same : en
  • GB411980A - Improved means for supporting ladders in erected positions : en
  • US1963410A - Building unit : en
  • US1963836A - Looper trimmer : en
  • USD92534S - Design fob a pencil : en
  • FR765891A - Machine for wrapping cigarettes, cigars, cigarillos and other stick-shaped objects : en fr
  • DE598903C - Cheat pin : de en
  • FR765869A - Tools for fixing locks and other fittings to suitcases and the like : en fr
  • FR765935A - Improvement in glazing beads : en fr
  • AU1420933A - Improvements in or relating to web fed printing machines : en
  • AU1164533A - Shoe insertion : en
  • US1963331A - Flap trimmer : en
  • US1963207A - Production of artificial teeth : en
  • US1963237A - Beauty appliance : en
  • US1963602A - Safety glass : en
  • FR43533E - Stove with accumulation : en fr
  • FR766158A - Removable seal for drive vanes of turbines, pumps and similar machines : en fr
  • US1963064A - Adjustable die-holder : en
  • US1963228A - Electrical connecter : en
  • US1963725A - Piston and piston ring : en
  • FR766172A - Connection system for identical objects comprising one or more openings, such as curtain rings, for example : en fr
  • FR766049A - Improvements to shuttle-less looms and their weft feed mechanism : en fr
  • US1963582A - Train control system : en
  • GB412055A - A process for the production of calcium formate : en
  • US1963164A - Eyeset and the like for dolls and the like : en
  • US1963707A - Toning process, particularly for toning the red color component image for multicolorphotography : en
  • US1963927A - Drag link : en
  • US1963936A - Oil seal : en
  • CA342478A - Electric switch mechanism : en fr
  • US1963136A - Manufacture of hydroxylated derivatives of the anthraquinone series : en
  • US1963322A - Scrubbing, sizing, starching, or other like machine : en
  • US1963649A - Safety razor blade : en
  • CA342493A - Artificial board : en fr
  • US1963894A - Agricultural implement : en
  • FR766134A - Protective cap for x-ray tube : en fr
  • US1963578A - Internal combustion engine : en
  • AU1302233A - Improvements in or relating to electrical frequency converters : en
  • CA342422A - Gaseous electric discharge device : en fr
  • DK48888C - Apparatus for decarburization while simultaneously Stirring Milk in Transport Buckets. : da en
  • DE598827C - Adjustable choke coil : de en
  • FR766177A - Improvements to deconcentrating devices or steam purifiers attached to boilers : en fr
  • GB412240A - Improvements in or relating to machines adapted to transform or shape a can body : en
  • FR766188A - Phonophotographic device : en fr
  • GB412228A - Improvements in and relating to cooling systems for dynamo electric machines : en
  • US1963592A - Steel trolley wheel : en
  • US1963891A - Cushioning device : en
  • CA342488A - Liquid fuel burner : en fr
  • GB411986A - Improvements in and connected with colliery rollers, drums and sheaves for colliery ropes and like purposes : en
  • DK48877C - Paternoster Elevator, especially for Garage and Parking of Automobiles. : da en
  • FR766021A - Internal combustion engine : en fr
  • US1963364A - Friction clutch : en
  • US1963877A - Grate key : en
  • USD92526S - Design fob an alphabet fob fobming : en
  • FR43523E - Electric weft feeler device for looms : en fr
  • DE599054C - Tap switching device for step transformers with an infinitely variable regulating, split exciter winding : de en
  • FR766128A - Sludge evacuation device for boilers : en fr
  • FR766197A - Controller for railway vehicles and electric trams : en fr
  • GB412129A - Improvements in or relating to card-holding means for typewriters and like machines : en
  • GB412150A - Improvements in and relating to evaporators for refrigerating machines : en
  • GB412093A - Improvements in machines for guiding cutting and welding burners : en
  • DE599001C - Electrical contact device actuated by a film tape : de en
  • FR43537E - Automatic circuit breaker or current limiter for installations : en fr
  • US1963566A - Manufacture of pigments : en
  • CA342346A - Footwear : en fr
  • FR765924A - Method of making faked cinematographic films : en fr
  • DE599059C - Device for condensing metal vapors : de en
  • GB411955A - Braun tube : en
  • CA342459A - Irrigating ultraviolet ray tube : en fr
  • CA342484A - Lubricating compound : en fr
  • FR766118A - Dyes which can be used for coloring organic compositions capable of being molded : en fr
  • US1963688A - Hollow fence bar and process of making the same : en
  • US1963792A - Vacuum tube socket and terminal therefor : en
  • GB411969A - Improvements in ventilators : en
  • DE598670C - Chiller : de en
  • DE598975C - Recording device, in particular for color photography and cinematography : de en
  • FR766140A - Machine for the automatic production of pasta directly from flour : en fr
  • USD92536S - Design fob a waistcoat : en
  • DE598775C - Method and device for driving a tunnel by means of a shield : de en
  • DE598693C - Damping device for an auxiliary power clutch of motor vehicles operated by negative pressure : de en
  • US1963915A - Welding apparatus : en
  • US1963591A - Planting machine : en
  • AU1482633A - An improved support for glasses and the like for folding or deck chairs : en
  • FR765951A - Thermo-regulator valve for central heating radiators : en fr
  • US1963329A - Vaginal and anal irrigator : en
  • FR43549E - Process for the individual manufacture of all articles of clothing, such as dresses, coats, blouses, skirts, scarves, lingerie, etc. : en fr
  • US1963416A - Airplane structural elements : en
  • FR43527E - Sophisticated device applicable to all types of industrial or other generators and ensuring the complete suppression of smoke : en fr
  • GB411923A - Improvements in trigger top and game apparatus : en
  • FR765988A - Improvements in the manufacture of rubber mats : en fr
  • FR766008A - Hydrocarbon transformation process : en fr
  • DE598910C - Model gauge like a slide gauge : de en
  • DK48896C - Device for Registering the Position of a Machine Part. : da en
  • DE599064C - Reversible shoe for soil cultivation devices or the like, which is rotatably attached to a carrier arranged in the vicinity of the impeller : de en
  • FR766098A - Mounting method for curved carbon brushes : en fr
  • GB412226A - Improvements in stockings and like articles and fastening and stretching devices therefor : en
  • DE598877C - Method and device for the production of multi-layer textile fabrics from vegetable fibers : de en
  • DE598970C - Method and device for measuring the liquid level in containers or the like. : de en
  • DK48886C - Dome for Lighting Fixtures for Width and Surface Lighting. : da en
  • FR766074A - Improvements to multi-grid lamps and their application methods : en fr
  • FR765874A - electric heating elements : en fr
  • FR765907A - Retreating machine gun enhancements : en fr
  • US1963528A - Flying machine : en
  • US1963818A - Method of making an adsorption agent : en
  • USD92540S - Design for a cook stove : en
  • US1963933A - Work-guiding and trimming device for sewing machines : en
  • FR765938A - Device for controlling electric discharge devices by means of a single direct current source : en fr
  • FR765977A - Machine for unwinding, cutting and gluing tapes and labels : en fr
  • FR765918A - Automatic volume control device, with noise canceling device, for radio receivers : en fr
  • GB412016A - Improvements in printing or recording machines : en
  • FR766175A - Internal combustion engine for aviation : en fr
  • FR766190A - Improvements to boxes for cachets or similar items : en fr
  • US1963655A - Thermostatic control : en
  • FR765971A - Improvements to internal combustion engine injectors : en fr
  • GB412252A - An improved method of obtaining refined kauri gum from crude gum materials and apparatus therefor : en
  • US1963292A - Method of and apparatus for preshrinking and conditioning fabrics : en
  • USD92527S - Design fob a bumper guard : en
  • FR766180A - Safety razor enhancements : en fr
  • GB412198A - Improvements in or relating to the conforming of shoe uppers to the shape of lasts : en
  • USD92530S - Design fob a plug foe use with a bus : en
  • US1963440A - Overload cushioning device for motor vehicles : en
  • US1963654A - Shock absorber : en
  • DE598760C - Method for adjusting the brakes of a device designed according to patent 588567 for improving the capacitance symmetry of multi-core telecommunication cables : de en
  • FR766031A - Plate straightening machine : en fr
  • FR765955A - Switch or contactor in time : en fr
  • CA342341A - Tool : en fr
  • AU1296433A - Generator for low pressure steam : en
  • US1963534A - Machine for effecting kneading, crushing, mixing, and similar operations : en
  • US1963721A - Writing shelf : en
  • DE598846C - Process for the production of a waterproof, filler-free, vulcanized rubber containing paper or cardboard : de en
  • FR765862A - Garter clamp, etc. : en fr
  • FR766091A - Activated carbon manufacturing process : en fr
  • FR766109A - Locomotive with internal combustion engine : en fr
  • GB412049A - Manufacture of organic compounds : en
  • DE598749C - Cylinder lock with leaf tumblers, which are brought into the open position when a double-faced key is turned : de en
  • DE599021C - Machine vice : de en
  • GB412083A - Improvements in or relating to bottle holders for serving and distributing beverages : en
  • US1963350A - Pump : en
  • US1963451A - Practice bomb : en
  • US1963573A - Method of making lock washers : en
  • US1963321A - Garage door operating mechanism : en
  • FR766183A - Improvements to removable metal racks and shelves with mobile trays : en fr
  • GB411964A - Tracing chart : en
  • GB412063A - Dough twisting or braiding machine : en
  • CA342378A - Milk bottle container : en fr
  • CA342449A - Stain resisting alloy : en fr
  • US1963438A - Method and apparatus for producting film for projecting stereoscopic motion pictures : en
  • US1963855A - Power driven screw-driver : en
  • DE598976C - Telescopic sight for machine guns : de en
  • GB412155A - Improvements in shoe stretchers : en
  • GB412165A - Improvements in cardan joints and the like : en
  • US1963117A - Signal modulation : en
  • US1963631A - Emergency chain : en
  • US1963241A - Cotton cleaning and reclaiming machine : en
  • GB411877A - Manufacture and application of new dyestuffs : en
  • GB412234A - Method for removing fish from fish ponds : en
  • AU1298033A - Process of treating wood for surface ornamentation : en
  • US1963351A - Method of constructing foundations : en
  • CA342405A - Brake head : en fr
  • CA342501A - Rolling apparatus : en fr
  • CA342490A - Typewriter : en fr
  • GB411993A - Improvements in display cards : en
  • US1963256A - Pneumatic starter pump for gas engines : en
  • US1963162A - Protected vacuum-insulated receptacle : en
  • US1963704A - Sealing means : en
  • DE598864C - Device for mixing two substances in the same quantity : de en
  • AU1301733A - Improvements in toothed metal strip suitable for binding containers andin apparatus for producing such strip : en
  • US1963385A - Process for producing lubricants by hydrogenation of hydrocarbon oils : en
  • US1963614A - Internal combustion engine : en
  • DK48878C - Bread slicer. : da en
  • FR765927A - Circular knitting machine : en fr
  • FR765959A - Improvements to signaling devices applied to sword assaults : en fr
  • FR765983A - Propeller convertible into fixed wing : en fr
  • GB412146A - Improvements in feeding devices for wire working machines : en
  • DE598800C - Method and apparatus for taking photographs in artificial light : de en
  • FR766187A - Spark plug : en fr
  • GB412081A - Improvements in eyeglasses for correcting ocular image differences : en
  • US1963134A - Molded paper article and the art of manufacture thereof : en
  • US1963932A - Vehicle wheel structure : en
  • FR765871A - Balancing device suitable for shutters, overhead doors and the like : en fr
  • US1963392A - Automobile closed body construction : en
  • DE598831C - Glass suction blowing machine : de en
  • DE598917C - Injection carburetors for aircraft engines : de en
  • FR766192A - Swimmer toy : en fr
  • US1963547A - Journal box and bearing structure : en
  • US1963773A - Apparatus for effecting alignment of pattern pieces on garment fabric : en
  • FR765919A - High sensitivity relay valve : en fr
  • US1963450A - Merchandise box : en
  • US1963839A - Window structure : en
  • FR766131A - Flower holder jewelry : en fr
  • US1963086A - Water jacket for machine guns : en
  • US1963262A - Hull extractor for cotton : en
  • US1963326A - Eraser and retrieving device therefor : en
  • US1963885A - Attachment for looms : en
  • US1963432A - Engine set : en
  • US1963766A - Collapsible tube closure : en
  • DK48884C - Clamping device for the pivotable support legs on machine gun brackets. : da en
  • FR43532E - Advanced mounting of bristle <<locks>> on toothbrushes : en fr
  • US1963919A - Lubricating apparatus : en
  • CA342529A - Washing machine irrigating device : en fr
  • US1963715A - Cylindrical flying ship : en
  • US1963861A - Process of and apparatus for separating coal from coal culm : en
  • US1963482A - Shoe-treeing apparatus : en
  • FR765912A - Microphone amplifier system without lamps : en fr
  • US1963916A - Bobbin guide : en
  • GB412161A - Improvements in or relating to electric lamp holders particularly for vehicle lamps : en
  • GB412000A - Improvements in fastenings for doors and the like : en
  • US1963147A - Centrifugal pipe casting apparatus : en
  • FR766189A - Optical device enabling several light projections to be made simultaneously by means of a single device : en fr
  • GB411931A - Improvements in and relating to gaseous electric discharge devices and methods of making the same : en
  • GB412153A - Improvements relating to the cylinders of internal combustion engines : en
  • DE598986C - Common cylinder cover for multi-cylinder internal combustion engines : de en
  • FR43504E - Improvements in the production of hollow ingots : en fr
  • FR766170A - Plating paste : en fr
  • FR765906A - Improvements to so-called thickening devices : en fr
  • GB411913A - Improvements in and relating to jigging mechanism : en
  • FR766179A - Process for reproducing or copying by optical means, oscillations recorded by mechanical means : en fr
  • DE598742C - Gripper for single chain stitch sewing machines : de en
  • FR43505E - Improvements applied to the manufacture and installation of parquet floors : en fr
  • GB412225A - Improvements in fireboxes or furnaces : en
  • FR766014A - Rotating wing plane : en fr
  • FR766053A - : fr
  • USD92546S - Design for a table : en
  • US1963063A - Strip scrubbing machine : en
  • GB412031A - Improvements in or relating to luminous electric discharge tubes : en
  • DE599011C - Device for stringing ball rackets : de en
  • US1963720A - Hydraulic coupling : en
  • DE598938C - Hand-branded glue : de en
  • DE598814C - Procedure for avoiding harmful crosstalk couplings by shifting wires in telephone cables with twisted pairs : de en
  • DE599045C - Line ship with cooling device of a die setting and line casting machine : de en
  • FR766044A - Improvements in twisting and cabling of twine, rope or the like : en fr
  • FR766059A - Telegraph method and devices : en fr
  • FR766115A - Further training in vacuum fumigation devices : en fr
  • GB412078A - Improvements in controlling gear for winding and hauling engines and the like : en
  • FR766108A - Wooden silo for green fodder : en fr
  • FR766132A - Device for electrically producing music using additional devices added to t receivers. s. f. : en fr
  • CA342361A - Necktie : en fr
  • US1963513A - Valve structure : en
  • US1963527A - Staple : en
  • GB411982A - Improvements in or relating to processes for treating iron and steel to improve their heat-resisting and/or physical qualities : en
  • DE599017C - Suction wells for fire extinguishers made of concrete rings : de en
  • US1963145A - Hydraulic shock absorber : en
  • CA342516A - Rustless steel manufacture : en fr
  • FR766029A - Device to measure the verticality of soundings in all ways and inclinations, especially for verticality measurements in sounding rods : en fr
  • GB411952A - An improved process and apparatus for the manufacture of artificial silk : en
  • GB412101A - Improvements in and relating to lubricating oils : en
  • FI15943A - Förfarande och masin för tillverkning av Papp : en fi
  • GB411927A - Improvements in and relating to reciprocating sawing, filing and like devices : en
  • GB412279A - Improvements in or relating to electrical musical instruments : en
  • FR43518E - Compass compensated, especially for air transport : en fr
  • US1963519A - Liquid handling apparatus : en
  • US1963729A - Arc welding : en
  • US1963633A - Thermostatic valve : en
  • US1963190A - Envelope construction : en
  • US1963132A - Canning apparatus : en
  • US1963476A - Coffee extractor : en
  • US1963666A - Apron taper : en
  • FR43530E - Cold rolling machine : en fr
  • DE598972C - Record speaking or sound recording machine : de en
  • FR43529E - Method and machine for the simultaneous automatic mounting of the staples on the two tapes of a rack fastener : en fr
  • FR766121A - Mounting for pulleys and the like : en fr
  • GB411914A - Improvements relating to wheels : en
  • US1963554A - Resistor and process of making same : en
  • US1963556A - Treatment of hydrocarbon oils : en
  • US1963803A - Reamer pilot : en
  • US1963854A - Rim : en
  • DE598921C - Method and device for the production of a basic thread chain for darning : de en
  • GB412209A - Improved process for the preparation of activated or absorbent carbon or decolourising carbon : en
  • DE598784C - Cast metal steam or hot water heating pipe with electrical auxiliary or additional heating device : de en
  • DE599055C - Electrically controlled oil firing system with mercury toggle switches arranged in the motor and ignition circuit : de en
  • FR43501E - : fr
  • FR43506E - Process for the manufacture of light bicycles : en fr
  • GB412050A - Improvements in continuously variable-speed ratchet gearing : en
  • GB412214A - Improved method of and apparatus for the transfer of heat by a condensable medium in a circulation system : en
  • GB412218A - Improvements in or relating to the manufacture of hollow ingots and tubes : en
  • DE598897C - Fire door for locomotives : de en
  • FR765948A - Improvements to sole brooms : en fr
  • FR766111A - Iron lining for ring or arc shaped mines : en fr
  • US1963323A - Treatment of manufactured gas : en
  • US1963872A - Control valve : en
  • FR765879A - Improvements to cooling devices for beer and other beverages contained in barrels : en fr
  • FR766033A - Elastic suspension for axles, in particular for bogies of vehicles running on rails : en fr
  • FR766043A - Photographic baths : en fr
  • FR766062A - Improvements to devices for cleaning flat surfaces : en fr
  • DE599063C - Device for the operation of agricultural machines for tillage, in particular milling machines with an electrical drive that is independent of the drive : de en
  • GB412220A - Improvements in or relating to folding tables and other similar articles of furniture : en
  • FR765932A - Call device for automatic telephony : en fr
  • FR766114A - New means of signaling for train coverage : en fr
  • FR766160A - Process for fulling fabrics : en fr
  • GB411921A - Improvements in navigating instruments for aircraft : en
  • DE598892C - Electric light bulb for series connection : de en
  • GB412222A - Improvements in or relating to the grinding of rotating eccentric knives : en
  • GB411991A - Improvements in or relating to turret lathes and the like : en
  • GB411943A - Improvements in and relating to translucent moulded building materials : en
  • GB412144A - Improvements in ignition electrodes for glass bulb type mercury vapour rectifiers : en
  • USD92509S - Design for a bottle : en
  • GB412035A - Process of preparing a food product : en
  • GB412074A - Alloy : en
  • US1963334A - Slip-on garment : en
  • US1963525A - Wear resisting ferrous alloy : en
  • US1963103A - Cap-embossing machine : en
  • US1963111A - Dispensing attachment for liquid cement containers : en
  • US1963122A - Aerating machine : en
  • CA342429A - Cylinder diameter gauge : en fr
  • FR766024A - Arrangements for mechanical manufacture of tiles : en fr
  • GB412048A - A process and apparatus for the moulding of pipes, masts and other hollow articles from concrete and the like : en
  • DE598786C - Seismograph or vibration meter : de en
  • FR766198A - Manufacturing process for colored photographic materials : en fr
  • US1963568A - Embedding capacitor : en
  • FR765905A - Radio cabinet for living room, smoking room, etc. : en fr
  • FR766138A - Manufacturing process of high quality alkali sulphides in anhydrous state : en fr
  • US1963072A - Method of treating deep wells : en
  • US1963129A - Doll's eye : en
  • US1963642A - Electromagnetic transmission : en
  • US1963794A - Vacuum tube socket and terminal therefor : en
  • US1963443A - Vending machine : en
  • FR765857A - Improvements to the attachment of condenser tubes and other similar multi-tube heat exchangers : en fr
  • GB412224A - Improvements in and relating to the production of phosphatide products : en
  • US1963159A - Carburetor : en
  • US1963611A - Wood cutting router bit : en
  • US1963636A - Endqscopic instrument and elec : en
  • DE599058C - Process for the preparation of resinous polymerization products : de en
  • DE598932C - Switching device for change gears, especially for motor vehicles : de en
  • DE599006C - Safety switch for the electric current : de en
  • FR766048A - Improvements to molds for concrete construction elements : en fr
  • FR766042A - Headlights with anti-glare devices : en fr
  • DE598674C - Interlocking protection to avoid transformer short circuits in contactor controls with line-saving circuit and complete interlocking as well as with two step contactor groups, each controlled by a guide switch at the same time and working over a common voltage divider, especially for electrically operated rail vehicles : de en
  • DE598835C - Seating that can be converted into a bed : de en
  • DE598960C - Switch drive in which the power is transmitted via a traveling nut : de en
  • DE598806C - Slicing machine that can be opened around a horizontal axis : de en
  • FR766093A - Device for exiting the ends of the heating conductors of tubular heating bodies embedded in the casting material : en fr
  • CA342428A - Coating composition : en fr
  • FR766026A - Improvements to winders for threads or similar products : en fr
  • GB412046A - Improvements relating to step-by-step mechanism : en
  • US1963216A - Brake testing apparatus : en
  • DE598813C - Circuit arrangement for private branch exchanges with query facility : de en
  • US1963610A - Multiplex rotary filter : en
  • US1963833A - Wrench : en
  • AU1083633A - Improvements in or relating to modulated carrier wave receivers : en
  • FR765970A - Looms cleats : en fr
  • CA342344A - Cutter-chain block : en fr
  • AU1220633A - Dredge bucket and lip assemblies : en
  • US1963332A - Two speed rotary machine : en
  • US1963377A - Automatic stop : en
  • AU1371133A - Improvements in transmission belting : en
  • US1963425A - Method of and apparatus for forming screens : en
  • US1963696A - Wheel structure : en
  • FR43536E - Improvement of fiber drawing mechanisms in textile spinning machines : en fr
  • DE598777C - Arrangement for the extraction of emanation-containing air, which is sucked off directly by the consumer, by means of radioactive fluids : de en
  • FR43547E - Machine for growing peanuts : en fr
  • FR766117A - Method and device for photography : en fr
  • GB412556A - Improvements in and relating to concrete and compositions therefor : en
  • FR765973A - Construction games and the like : en fr
  • DE598522C - Machine gun carriers for aircraft : de en
  • GB412178A - Improvements relating to the withering of tea leaves : en
  • GB412213A - Improvements in and relating to heavy oil burners : en
  • DE581028C - Switching method for incandescent lamp image presentation devices with relays controlled by a film strip and excited by light-sensitive cells : de en
  • FR765895A - Fireplaces ignition devices : en fr
  • CA342374A - Package for fragile articles : en fr
  • DE595436C - Car roof, especially for motor vehicles : de en
  • GB411971A - Improvements in or relating to machine guns : en
  • CA342474A - Fuel burning apapratus : en fr
  • GB412132A - Improvements in and connected with apparatus for assembling window and like frames : en
  • GB412012A - Improvements in and relating to cartridges for fire arms : en
  • US1963089A - Cabinet door : en
  • US1963287A - Hydraulic tilting device for trucks : en
  • US1963336A - Soldering tool : en
  • CA342410A - Radiant heat superheater : en fr
  • DE598987C - Engine braking device : de en
  • FR43507E - Box for beauty creams and all paste products : en fr
  • FR766045A - elevator-loader-compressor for all vehicle bodies : en fr
  • US1963098A - Shuttleless loom : en
  • US1963757A - Process for the treatment of highboiling hydrocarbons : en
  • CA342335A - Detergent product dissolution : en fr
  • FR765925A - Sophisticated container particularly suitable as a kitchen utensil : en fr
  • DE599033C - Process for making coffee substitutes : de en
  • FR766018A - Improvements to mechanical presses or similar machines : en fr
  • US1963376A - Magnetic motor toy : en
  • DK48898C - Pneumatic Circulation Dryer without Disassembly Device. : da en
  • US1963355A - Method of treating gears and similar articles : en
  • US1963802A - Bracket for curtain and valance supporting extensible rods : en
  • US1963341A - Soundproof room construction : en
  • GB411951A - Improvements relating to prepayment meters : en
  • CA342494A - Composing machine : en fr
  • DE595413C - Process for cleaning and de-acidifying vegetable drying oils for painting technology : de en
  • CA342354A - Road ramming machine : en fr
  • USD92528S - Design fob a rubber heel : en
  • US1963914A - Railway truck : en
  • CA342497A - Hosiery : en fr
  • DE598989C - Cooling device for internal combustion engines : de en
  • US1963694A - Machine for separating and feeding blanks : en
  • CA342439A - Paper bag making machine : en fr
  • US1963362A - Brace and method of forming concrete structures : en
  • US1963900A - Machine for use in the bending of edges of metal sheets into bead form : en
  • DE598719C - Friction clutch, especially for the gearbox of vehicles : de en
  • US1963693A - Cable grip : en
  • US1963775A - Reverse drive : en
  • US1963212A - Gate operating mechanism : en
  • CA342406A - Windshield wiper : en fr
  • CA342358A - Fluid dispenser : en fr
  • CA342511A - Rail joint spring : en fr
  • US1963722A - Indicating control device : en
  • US1963399A - Lubrication apparatus : en
  • AU1302433A - Improvements in automatic intermittent switches : en
  • GB412005A - Improvements in the manufacture and production of anthrapyrimidines : en
  • US1963516A - Process for the recovery of phenols from gas liquors : en
  • FR766110A - Syringe for injection : en fr
  • FR765859A - Advanced distribution for reciprocating piston engines and engines equipped with this distribution : en fr
  • FR766107A - Improvement in reservoir pen holders : en fr
  • DK48882C - Rolls for Driving Tables. : da en
  • DK48897C - Machine for Casting Cement or Concrete pipes and the like. : da en
  • GB411945A - Improvements in or connected with ground anchors for posts and like purposes : en
  • DE598941C - Process for the production of double warp pile fabrics for dense, low-pile velvets : de en
  • FR765976A - Support device allowing the continuous entrainment of materials in the form of bands, wires or cables : en fr
  • DE598860C - Setting up to compensate for the asymmetrical loading of a multi-phase network with the help of compensation impedances : de en
  • CA342465A - Packing for bottles : en fr
  • FR765889A - Improvements to signal receiving devices : en fr
  • CA342421A - Gaseous electric discharge device : en fr
  • GB412056A - Improvements in or relating to sharpening or honing apparatus for razor blades : en
  • GB412250A - Improvements in control arrangements for alternating current electric motors : en
  • CA342366A - Variable speed transmission mechanism : en fr
  • GB412143A - Improvements in and relating to printing machines : en
  • DE598948C - Process for separating dust mixtures by means of a capacitor field : de en
  • DE598396C - Circuit arrangement for time zone counting : de en
  • DE599050C - Compound circuit for relay with voltage winding to switch off the charging current of collector batteries after rapid charging : de en
  • FR765933A - Multiple knife : en fr
  • GB412930A - Delustring of artificial silk : en
  • FR766076A - Advanced mold : en fr
  • FR766083A - Improvements to elastic cover umbrellas : en fr
  • GB411978A - Improvements in or relating to electricity meters : en
  • FR765943A - Improvements to reinforcements for reinforced concrete beams : en fr
  • FR765854A - Electric resistance welding process and devices for carrying out the process : en fr
  • US1963149A - Centrifugal pipe casting apparatus : en
  • GB412111A - Arrangement for the electric cutting of metals : en
  • FR766006A - Ball valve refinements : en fr
  • US1963420A - Combination gas burner : en
  • GB412100A - Improvements in filters more particularly for hydrocarbons : en
  • FR766071A - Process for increasing the resistance to corrosion of aluminum alloys containing approximately 3 to 16% magnesium : en fr
  • US1963338A - Method of forming boiler headers : en
  • US1963470A - Inboard truck with side bearing means : en
  • US1963508A - Radio control system : en
  • GB412149A - Improvements in metal vapour rectifiers : en
  • USD92511S - Design for a railway car : en
  • US1963486A - Glass rolling means : en
  • DE598805C - Slicer for meat or other foods with a rotating circular knife : de en
  • FR766167A - Manufacturing process of cast iron or steel : en fr
  • FR765928A - Dry straightener. : en fr
  • US1963391A - Electroplating method : en
  • US1963269A - Method of desulphurizing and purifying iron : en
  • FR766075A - Safety device for knitting machines : en fr
  • CA342338A - Window shielding device : en fr
  • USD92531S - Design fob a wheel : en
  • US1963827A - Variable speed unit control : en
  • US1963311A - Tethered projectile device : en
  • US1963488A - Treatment of hydrocarbons : en
  • US1963427A - Shelf locking construction : en
  • US1963137A - Process of dyeing silk containing textiles : en
  • US1963541A - Self-locking cow stanchion : en
  • FR765863A - Warning sound sensor for road vehicles : en fr
  • FR766094A - Elastic rubber seat for bicycle saddles and other applications : en fr
  • FR766154A - Circular and continuous motion machine replacing the reciprocating piston machine : en fr
  • US1963718A - Meat apportioning machine : en
  • FR765965A - Track improvements for tractors : en fr
  • GB412075A - Improvements in metal elbow constructions and method of producing the same : en
  • GB412255A - Improvements relating to the fitting of the tubes of condensers and similar multi-tubular heat exchange apparatus : en
  • US1963846A - Furnace : en
  • DK48883C - Counter for Coins or similar. : da en
  • DK48894C - Device for operating a blade or fin propeller. : da en
  • US1963435A - Rat trap : en
  • GB412227A - Means for securing gudgeon pins in pistons of internal combustion engines and the like : en
  • US1963930A - Internal combustion engine : en
  • US1963239A - Gear lubricant : en
  • US1963637A - Guard for windshield wiper blades : en
  • DE598778C - Electric induction heating device, especially for pipe welding machines : de en
  • GB412142A - Improvements in and relating to devices for cooling articles by means of freezing mixtures : en
  • GB412152A - Improvements in and relating to tuning arrangements for high frequency circuits : en
  • US1963093A - Electric controlling apparatus : en
  • FR766135A - Method of transmitting signaling currents through telephone lines : en fr
  • DE598883C - Composite rail : de en
  • US1963787A - Shell lining for jordan engines : en
  • US1963808A - Loom take-up mechanism : en
  • FR765952A - Portable device for strapping and sealing of packages : en fr
  • FR766152A - Bell for auxiliary heating : en fr
  • GB411889A - Improvements relating to organs : en
  • GB412071A - Improvements in document files : en
  • DE598804C - Running coat : de en
  • DE598873C - Steaming device for ovens with rotating baked goods carriers or traveling stove : de en
  • DK48893C - Cinematographic apparatus. : da en
  • USD92522S - Design for a utility holder for : en
  • GB412011A - Improvements in or relating to pipe joints : en
  • US1963868A - Arc welding : en
  • US1963284A - Portable electrical measuring instrument : en
  • DE598951C - Method for fastening bundles of bristles by means of wire loop anchors in a brush holder made from several parts of different properties : de en
  • GB411930A - Treatment of cellulose fibres and fabrics : en
  • FR765996A - Mirror device for overtaking and overtaking cars : en fr
  • US1963505A - Process for the refining of vegetable and animal oils : en
  • US1963599A - Differential change-speed gear : en
  • US1963753A - Sound motion picture system : en
  • US1963875A - Electric combination lock switch : en
  • GB412062A - Improvements in stocking suspenders for personal wear : en
  • DE598826C - Mercury interrupter : de en
  • DE598985C - Pipe slide for internal combustion engines : de en
  • FR765894A - Device for relieving tension, using luminescent lamps : en fr
  • US1963291A - Checkerwork : en
  • US1963888A - Method of distilling heavy petroleum oils : en
  • AU1389433A - Improvements in dephosphorizing steel : en
  • GB412042A - Improvements in or relating to coal loading machines and the like : en
  • GB412130A - Improvements in method of producing rubber covered suction rolls : en
  • DE598733C - Process for the production of rubber vulcanizates : de en
  • DE599031C - Process for removing electrical charges and solvent residues from films made from cellulose acetates : de en
  • GB411917A - Improvements relating to playing balls : en
  • US1963456A - Method and apparatus for drawing wire : en
  • DE598895C - Device for monitoring the position of shut-off devices in gas generation plants : de en
  • US1963882A - Automatic door draft stop : en
  • DE598875C - Device for continuous drawing of wire : de en
  • IE12757L - Projectile fuses : en
  • US1963340A - Oil burner : en
  • US1963942A - Swaging machine : en
  • DE598799C - Process for the production of durable bichromate colloid layers for photochemical purposes : de en
  • CA342392A - Lather soap dispenser : en fr
  • AU1408433A - An improved steam generator : en
  • CA342527A - Dyestuff dispersion : en fr
  • GB412242A - Improvements in fluid dispensing apparatus : en
  • DE598867C - Straw press or straw binder with a swinging piston driven by cranks using push rods (coupling) : de en
  • DE599128C - Device for crushing, mixing or the like. : de en
  • GB412029A - Improvements in or relating to heat exchange apparatus : en
  • GB412024A - Improvements in electric discharge tubes chiefly for television and luminescent relays : en
  • DE598997C - Process for keeping fish fresh : de en
  • DE598907C - Anti-slip protection for roof ladders : de en
  • DE599052C - Contactor control, especially for starting electric motors : de en
  • US1963204A - Grinding machine for all kinds of materials : en
  • US1963511A - Molded brake lining material : en
  • DE598945C - Multiple sheeter : de en
  • GB411954A - Improvements in or relating to gas meters : en
  • GB412124A - Improvements in devices for puncturing the skin : en
  • GB412244A - Process for the surface coating of iron and steel : en
  • FR765851A - Machine for separating the must from the stalks or the like during crushing of the grape : en fr
  • FR766168A - Ground grip stud for pneumatic tires on motorcycles, cars, etc. : en fr
  • GB412180A - Improvements in or relating to perforated record-controlled mechanism : en
  • DE598984C - In different levels guided, provided with drivers reading belt for potatoes or the like. : de en
  • US1963360A - Brush : en
  • DE501339C - Counter for banknotes : de en
  • DE598968C - Weatherproof components for roofing, waste pipes, gutters, etc. like : de en
  • FR765867A - Process for the preparation of tanning substances : en fr
  • FR766178A - Oscillator circuit for obtaining a constant mid-frequency in superheterodyne radio receivers : en fr
  • FR765878A - Method for the production of electric fields whose lines of force are arranged in a predetermined manner : en fr
  • US1963405A - Swimming pool : en
  • DE599024C - Device for leaching and boiling wooden separators for accumulators : de en
  • US1963485A - Moving picture apparatus : en
  • US1963687A - Doorcheck : en
  • DE598810C - Process for the production of conical breast pockets from bust holders : de en
  • DE598818C - Process and measuring device for determining the real load limits on test pieces in fatigue tests through alternating stress : de en
  • DE599008C - Shoe trees with powder bag : de en
  • GB412040A - Improvements in loosening, mixing and moistening tobacco leaves : en
  • US1963121A - Treatment of materials made of or containing cellulose esters : en
  • US1963196A - Windmill : en
  • US1963512A - Reenforced concrete pipe joint : en
  • US1963671A - Gravity operating device for sorting fruits or vegetables : en
  • US1963887A - Adjustable stand : en
  • US1963076A - Means and method for the production of tobacco articles : en
  • DK48881C - Filtering device. : da en
  • CA342479A - Telephone system : en fr
  • CA342348A - Boiler plug : en fr
  • CA342487A - Wood fibre reducing machine : en fr
  • CA342512A - Gaseous electric discharge device : en fr
  • AU1208533A - Automatic volume control : en
  • US1963412A - Humidifier : en
  • US1963590A - Power transmission : en
  • US1963219A - Free wheel and clutch interlock : en
  • USD92564S - Grab bar : en
  • CA342329A - Burner air pre-heater : en fr
  • CA342330A - Anthraquinone compound : en fr
  • CA342334A - Engine fuel control apparatus : en fr
  • US1963826A - Landing sight for airplanes : en
  • US1963864A - Pressure controlled switch : en
  • US1963873A - Envelope opening device : en
  • CA342415A - Paper machinery : en fr
  • US1963306A - Machine for sealing bags and like containers : en
  • US1963760A - Circuit controlling device : en
  • US1963220A - Drawer suspension : en
  • US1963795A - Domed container end : en
  • DE598911C - Checker for stamps : de en
  • DE599029C - X-ray tubes with a rotatably arranged anode which ends in a hollow cylinder containing the holder : de en
  • US1963236A - Container closure : en
  • US1963397A - Apparatus for gauging material : en
  • CA342489A - Glassware annealing apparatus : en fr
  • CA342411A - Steam boiler : en fr
  • CA342420A - Core sheathing apparatus : en fr
  • CA342391A - Hydraulic accumulator : en fr
  • CA342377A - Wrench : en fr
  • FR766133A - Device for receiving and distributing printed matter in packages : en fr
  • US1963084A - Sulphur terpene compounds and process of producing the same : en
  • US1963878A - Butter receptacle : en
  • DE598962C - Process for the production of azo dyes : de en
  • FR766193A - Process for coloring organic solvents, varnishes, fatty substances, oils, resins, waxes and other similar substances as well as products obtained from these substances : en fr
  • CA342509A - Electro-optical system : en fr
  • US1963524A - Method and apparatus for generating steam : en
  • US1963863A - Wind motor : en
  • USD92542S - Design for a bottle : en
  • CA342447A - Alloy steel : en fr
  • CA342446A - Steel article : en fr
  • FR43535E - Guide rail device for extension tables : en fr
  • GB411970A - Improvements in or relating to receptacles or containers for fruit : en
  • US1963217A - Milk or other bottle emptying machine : en
  • US1963740A - Superheater header : en
  • US1963745A - Process of making composite metal articles : en
  • FR43541E - Compression table pottery for the construction of reinforced concrete floors without formwork : en fr
  • DE598969C - Square root gears : de en
  • DE598649C - Line-up device for tablets u. Like. For the purpose of Flacheinfuellens in tubes : de en
  • GB411933A - Improvements relating to the sealing of electrical conductors into gasfilled quartz containers : en
  • GB412028A - Improvements in and relating to the production of metal castings from gelatine reliefs : en
  • US1963249A - Chain and sprocket : en
  • FR766161A - Process for collecting lithium contained in lithiniferous minerals : en fr
  • US1963871A - Tire curing bag : en
  • CA342388A - Planting machine : en fr
  • CA342442A - Valve mechanism : en fr
  • DE598648C - Feed device for bridging the gap between two consecutive reel compression molds that are gradually guided past a reel delivery or removal point : de en
  • FR765975A - : fr
  • GB412552A - Improvements in or relating to loud speakers : en
  • DK48889C - Method and Apparatus for Manufacturing Adhesives. : da en
  • US1963185A - Phototube : en
  • US1963503A - Method and apparatus for mixing and working of rubber : en
  • FI15944A - Grain dryer : en fi
  • US1963445A - Bookkeeping machine : en
  • US1963182A - Compensating system : en
  • FR766010A - Apparatus for the aeration of liquids, in particular fermenting musts from the manufacture of yeast, alcohol, vinegar and similar products : en fr
  • GB411988A - An improved means of making a temporary repair in a vessel such as a tank : en
  • US1963135A - Spinning and like frame : en
  • US1963489A - Stabilized petroleum wax : en
  • US1963280A - Collapsible tube machine : en
  • GB412230A - Improvements in or relating to machines for creasing and/or burnishing leather or like articles : en
  • US1963333A - Carrier : en
  • GB412134A - Reversible base plate for casting steel ingots in moulds : en
  • AU1300833A - An improved server for ice cream and like confections : en
  • CA342426A - Electric incandescent lamp : en fr
  • DE599023C - Circuit arrangement for the transmission of impulses over double-directional connecting lines in telephone systems with dialer operation : de en
  • US1963627A - Explosive composition : en
  • US1963673A - Reproducing arm : en
  • FR765978A - Improvement in vacuum pumps using steam as motor fluid : en fr
  • FR766046A - Circuit breaker, in particular for hand-held electrical instruments : en fr
  • US1963783A - Lubricating apparatus : en
  • US1963869A - Arc welding : en
  • CA342369A - Dispensing barrel elevator : en fr
  • FR765876A - Plastic dielectric material and its use in equipment : en fr
  • FR765966A - New construction game : en fr
  • FR766061A - Machine for folding and entangling pre-folded sheets of paper : en fr
  • FR765866A - Table tennis : en fr
  • GB412010A - Improvements in neckties and the like articles of personal wear : en
  • FR766149A - Safety razor enhancements : en fr
  • GB412072A - Improvements in or relating to means for conveying material in mines : en
  • US1963897A - Table for surgical and like uses : en
  • US1963378A - Box lock or latch : en
  • FR766000A - Automatic tipping harvesters : en fr
  • US1963203A - Breast grooving and lip forming machine for heels : en
  • US1963272A - Box : en
  • US1963436A - Clamp : en
  • FR765944A - Improvements to light cranes and in particular to cranes for company sites : en fr
  • FR765969A - Improvements in the construction of electric accumulators : en fr
  • US1963935A - Vinylethinyl derivatives and processes for preparing same : en
  • US1963404A - Rollscreen unit : en
  • US1963108A - Esters, and process for making the same : en
  • US1963188A - Clutch plate : en
  • DE598983C - Cutting unit for mowing machines with two knife rails moving back and forth in opposite directions between articulately connected guide bars : de en
  • US1963247A - Grindstone : en
  • US1963335A - Underslung brake head : en
  • US1963645A - Agricultural implement : en
  • US1963598A - Manufacture of 5-nitro-2-aminoanisole : en
  • US1963242A - Supporting member for enameling racks : en
  • US1963564A - Pruning shears : en
  • GB412086A - Improvements relating to the moulding of composite edible rolls : en
  • CA342381A - Pile fabric : en fr
  • GB412118A - Improvements in water taps for wash-hand basins and the like : en
  • GB412164A - Manufacture of new azo dyes : en
  • DE598954C - Process for the preparation of a uniform crystalline peroxide from 1íñ2íñ3íñ4-tetrahydronaphthalene : de en
  • DE562754C - Device for humidifying the room air : de en
  • GB412003A - Improvements relating to labels or tags : en
  • FR765985A - License plate for motor vehicles or others : en fr
  • US1963464A - joi joint : en
  • DE598863C - Nib-like drawing pen : de en
  • FR766082A - Heat storage device for domestic use : en fr
  • DE598959C - Arc extinguishing device for liquid switch : de en
  • FR765852A - Vending machine : en fr
  • GB411906A - Improvements in or relating to appliances for playing a puzzle game or patience : en
  • US1963379A - Filler for egg boxes : en
  • US1963417A - Shutter control for cameras of any type : en
  • FR766174A - Auxiliary device for sorting freight cars : en fr
  • GB412027A - Improvements in or relating to valves : en
  • FR766001A - Improvements in the preparation and application of catalytic agents : en fr
  • GB412002A - Improvements in or connected with water heaters : en
  • GB412080A - Improvements in or relating to vacuum distillation of high boiling point products : en
  • DE598971C - Automatic parking device for record speaking machines : de en
  • DE598609C - Device for measuring consumption : de en
  • US1963789A - Furnace grate : en
  • FR765994A - Process for obtaining pure, non-toxic compounds of arsenobenzol and its derivatives : en fr
  • GB412091A - Improvements in a process of obtaining cement, concrete or compounds thereof containing arsenical combinations : en
  • DE598914C - Electric pressure indicator : de en
  • DE599030C - Circuit for fine adjustment of drives : de en
  • GB411907A - Improvements in or relating to the cleaning and pickling of metals and manufacture of products therefor : en
  • DE598920C - Quick pipe connection with ball joint-like interlocking coupling parts and toggle linkage : de en
  • DE599038C - Screening device for bulk goods : de en
  • GB411936A - Improvements in and relating to magneto electric machines : en
  • US1963612A - Folding table : en
  • CA342364A - Emulsion : en fr
  • FR766153A - Lifting system for motor cars : en fr
  • FR766185A - Means of improving the terracotta flue pipes of the living quarters, in particular as regards the mechanism and the execution : en fr
  • FR766199A - Sealing rings for pistons : en fr
  • DE598828C - Filling device for gas generators : de en
  • GB412006A - Improvements in rotary engines : en
  • GB412068A - Improvements in or relating to hair-clips : en
  • GB412151A - Improvements in dough mixing and kneading machines : en
  • CA342466A - Web tensioning mechanism : en fr
  • CA342375A - Hose leak stopper : en fr
  • DE599025C - Switching relay based on the Ferrari principle : de en
  • FR765893A - Improvements in processes for the manufacture of tools and other objects using carbides : en fr
  • DE598702C - Method and device for drying finished, ventilated plywood and similar panels of wood : de en
  • FR43534E - Single cable tractor for outward and return : en fr
  • GB412160A - Wire coil removing device on wire drawing benches : en
  • CA342452A - Methane liquid hydrocarbon production : en fr
  • GB411911A - Improvements in or relating to evacuating arrangements for evacuating apparatus, for example, mercury arc rectifiers : en
  • US1963765A - Flowed film : en
  • FR43509E - Improvements to progressively adjustable electric discharge rectifiers and converters : en fr
  • FR766099A - Indicator light for the operation of signaling devices and position lights : en fr
  • FR766136A - Improvements to air humidifiers : en fr
  • GB412123A - Improvements in or relating to welded joints : en
  • US1963115A - Releasing and holding means for car hand brakes : en
  • CA342390A - Wire tightening device : en fr
  • US1963500A - Manure distributor : en
  • CA342407A - Petroleum purification : en fr
  • CA342463A - Floor covering : en fr
  • FR43519E - Indirect shot billiard game : en fr
  • CA342432A - Electric supervisory control system : en fr
  • CA342436A - Loom stop motion : en fr
  • DE598816C - Ash removal device : de en
  • US1963493A - Process of revivifying brucite or magnesium hydroxide : en
  • DE598992C - Cock with automatic lubrication device : de en
  • US1963749A - Manufacture of aromatic dicarboxylic acid chlorides : en
  • US1963270A - Pressure relief attachment : en
  • US1963285A - Computing and typewriting machine : en
  • US1963480A - Reduction dubbing and recording of sound on film : en
  • CA342445A - Metal working tool : en fr
  • CA342508A - Wave transmission system : en fr
  • DE598638C - Facility for breeding queen bees : de en
  • DE598832C - Glass suction blowing machine : de en
  • DE599060C - Test apparatus for liquids, especially milk, with a device for taking and measuring a certain amount of the liquid to be tested and a reagent to be added : de en
  • DE598886C - Adjustment device for the self-induction value of cylinder coils : de en
  • CA342435A - Cellulose plastic product processing : en fr
  • US1963821A - Track bracket : en
  • USD92550S - Design fob a bridge for an : en
  • CA342485A - Television system : en fr
  • US1963372A - Folding bed : en
  • US1963065A - manufacture of thickened : en
  • US1963540A - Process of producing a uniformly colored cement : en
  • US1963267A - Casket receiving device : en
  • US1963390A - Feed water regulator : en
  • USRE19212E - Thermostatically controlled : en
  • US1963209A - Heel-seat-fitting machine : en
  • US1963429A - Radiator : en
  • CA342525A - Yarn and filament manufacture : en fr
  • US1963142A - Coating composition : en
  • US1963409A - Electric toaster appliance : en
  • US1963619A - Explosive composition : en
  • DE598937C - Safety system for an airtight container : de en
  • US1963358A - Combustion furnace : en
  • USD92532S - Design fob a bottle : en
  • GB411984A - Improvements relating to jaw or toothed clutches : en
  • CA342397A - Insulation stripping device : en fr
  • US1963499A - Sanitary retractile razor strop : en
  • US1963594A - Serving table : en
  • US1963449A - Slicing machine : en
  • US1963719A - Mechanical vibrating element : en
  • US1963625A - Refrigerating apparatus : en
  • USD92513S - Design for a knitted fabric : en
  • USD92538S - Design for a lamp shade : en
  • US1963459A - Stopper polishing machine : en
  • US1963550A - Process for the production of electricity by means of a fuel cell : en
  • CA342399A - Oil burner : en fr
  • FR766073A - Qualified varnish based on rosin and turpentine : en fr
  • FR766144A - Light signaling device for level crossings : en fr
  • GB411918A - Improvements in the methods and means for producing active charcoal or for re-activating spent charcoal : en
  • GB412077A - Improvements in brackets and holders for electric lamps : en
  • DE598811C - Process for improving the properties of non-hardenable condensation products from phenols and aldehydes : de en
  • DE598823C - Process for the preparation of lobelanin and related compounds : de en
  • FR765885A - Ratineuses improvements : en fr
  • US1963245A - Conversion of hydrocarbons of high boiling point into those of lower boiling point : en
  • US1963382A - Shuffle board game : en
  • US1963653A - Vacuum cleaning machine : en
  • US1963822A - Garment pressing machine : en
  • US1963100A - Lauryl thiocyanate : en
  • US1963465A - Sealing means : en
  • US1963686A - Tractor wheel spade : en
  • US1963403A - Locally hardened molybdenum steel article of manufacture : en
  • DE589493C - Device for rows and pulling threads through one or more layers of fabric : de en
  • US1963223A - Radio volume compression system : en
  • FR766173A - Advanced massage device : en fr
  • DE598961C - Arrangement for alternating current power transmission : de en
  • GB412127A - Variable speed cutting mechanism : en
  • GB412076A - Improvements in and relating to milling machines : en
  • FR765853A - Apparatus and method for handling loads and in particular elements and crossings : en fr
  • GB412189A - Improvements in or relating to tubular electric heaters : en
  • GB412206A - Improvements in or relating to the recording and reproduction of oscillations, such for example as sound : en
  • FR765914A - Folding steel carts for children and dolls : en fr
  • FR765931A - Improvements to dry gasometers : en fr
  • FR766137A - Electrical apparatus, in particular x-ray apparatus : en fr
  • GB412057A - Improvements in aeroplane construction : en
  • US1963113A - Machine for the treating of hat-felts : en
  • FR766054A - Apparatus for shaking the spreading mass of concrete or the like : en fr
  • DE598947C - Method and device for sterilizing packaged foodstuffs and luxury items, in particular tobacco products, by means of X-rays : de en
  • GB411884A - Improvements in or relating to paper cutting machines : en
  • GB411989A - Improvements relating to tensioning devices for driving chains, belts and the like : en
  • US1963293A - Traffic signal device : en
  • CA342502A - Time-of-day announcing system : en fr
  • DK48887C - Apparatus for aeration of fermenting liquids using Fine-pore Aerators. : da en
  • DE598542C - Protection circuit for line networks with capacitors : de en
  • DE598782C - Method and device for producing elongated hollow bodies by centrifugal casting : de en
  • GB412105A - A process for the preparation of aqueous solutions of hypochlorous acid : en
  • US1963083A - Automatic control mechanism for can making machines : en
  • US1963268A - Electric motor control : en
  • GB412112A - Improvements in or relating to gyroscopically operated toys : en
  • US1963071A - Trimming machine : en
  • FR766041A - Piston for machines with self-lubricating rings : en fr
  • GB412140A - Improved method of an and apparatus for electric welding : en
  • GB412201A - Improvements in or relating to the exhaust parts of the cylinders of internal-combustion engines : en
  • GB412207A - Improvements in or relating to grid arrangements for mercury arc rectifiers : en
  • US1963418A - Arc suppressing air-break switch : en
  • US1963623A - Valve for train stop systems : en
  • USD92547S - Desigjf for a bridge for an : en
  • US1963184A - Welded truss : en
  • USD92516S - Design fob a grinder frame : en
  • US1963414A - Removable bottom for cages : en
  • US1963530A - Cable connecter : en
  • GB412572A - An improved method of, and means for, moulding plastic substances under heat and pressure : en
  • DE598599C - Signal system for two-way communication in wireless traffic : de en
  • DE598901C - Filter for vacuum cleaner : de en
  • US1963793A - Vacuum tube socket and terminal therefor : en
  • GB411909A - Improvements in heating and cooking apparatus : en
  • GB412121A - Improvements in machines for the manufacture of filled chocolates : en
  • US1963139A - Electrically operated mop : en
  • GB412177A - Improvements in telephone systems : en
  • FR765855A - Base and corresponding socket for electric discharge tubes or incandescent lamps : en fr
  • GB412020A - Improvements in dyeing, washing and like apparatus : en
  • GB412154A - Improvements in or relating to electron discharge device oscillation generators : en
  • US1963551A - Inductor compass : en
  • FR765922A - Aromatic condensation products and process for their preparation : en fr
  • CA342359A - Lubricating grease : en fr
  • FR766030A - Nails and screws improvement : en fr
  • US1963548A - Paintbrush container and holder : en
  • US1963676A - Flying machine : en
  • US1963896A - Treated pigment : en
  • FR43514E - Incandescent electric lamp with gaseous atmosphere : en fr
  • DE598821C - Sausage filling machine with connected dividing device : de en
  • DE599043C - Condensation process in light steam-powered vehicles, especially aircraft : de en
  • US1963709A - Flush tank and hopper ensemble : en
  • US1963880A - Friction operated mechanism : en
  • DE598807C - Process for the production of relief-like embossments on heat-softenable, in particular celluloid-like, masses : de en
  • DE599040C - Washing machine with movably mounted laundry container : de en
  • US1963211A - Flushing tank : en
  • DE598698C - Switching device for direction indicators of motor vehicles, boats and. like : de en
  • GB411908A - Improvements in or relating to the manufacture of adhesive and filmforming compositions : en
  • GB412120A - A template for use in drawing letters and figures by hand : en
  • US1963299A - Dual purpose carton : en
  • US1963471A - Nicotine salts of 2.4-dinitrophenol and substituted derivatives thereof : en
  • CA342448A - Case-hardened steel : en fr
  • US1963309A - Belt : en
  • US1963446A - Safety pin : en
  • GB411947A - Improvements in or relating to the manufacture of boxes, cartons and like containers : en
  • DE598825C - Process for printing uncoated or weakly sized papers using autotypes : de en
  • FR765939A - Devices allowing rapid control of any device placed at a variable distance : en fr
  • DE598710C - Starting circuit for asynchronous machines : de en
  • DE598896C - Automatic hydraulic valve control for gas generation systems with alternating operation : de en
  • DK48899C - Method for Manufacturing Asphalt Concrete for Cold and Hot Laying. : da en
  • FR766104A - Character printing device, particularly applicable to telegraph apparatus : en fr
  • US1963733A - Cash register : en
  • US1963518A - Valve : en
  • US1963608A - Illuminating apparatus : en
  • US1963698A - Air conditioning system : en
  • DE598926C - Methods and devices for changing the character of an image during optical copying : de en
  • GB411920A - Improvements in or relating to the preparation of shoe soles : en
  • GB411944A - Improvements in and relating to springs for doors, gates and like pivoted members : en
  • CA342471A - Earth moving device : en fr
  • CA342496A - Hydrocarbon gas pyrolysis : en fr
  • USD92544S - Design fob a bottle : en
  • US1963368A - Steel circulating hose for rotary well drilling systems : en
  • CA342519A - Typewriter ribbon rejuvenator : en fr
  • US1963179A - Apparatus for reeling rubber stock : en
  • US1963652A - Sewing machine for closing paper bags and the like : en
  • US1963689A - Stabilizing and spring controlling device : en
  • US1963570A - Water cooler : en
  • US1963734A - Cutting and collecting mechanism for printing presses : en
  • US1963595A - Glove : en
  • US1963674A - Refrigerating device : en
  • US1963079A - Sound record : en
  • CA342454A - Ball mill pulverizer : en fr
  • US1963273A - Hinge : en
  • DE598887C - Electromagnetic overcurrent release with delay device for asynchronous motors : de en
  • DE598927C - Automatic photographic shutter : de en
  • FR43546E - Improvements to cylinder heads of explosion or combustion engines : en fr
  • GB412190A - Improvements in automatic reeling machines : en
  • FR765887A - Curler : en fr
  • GB412602A - Improvements in or relating to the manufacture of cap closures for bottles or the like fitted with rubber rings : en
  • CA342400A - Gas turbine plant : en fr
  • FR766181A - Further training in reciprocating piston engines : en fr
  • FR766012A - Device for crushing vegetables and fruits : en fr
  • US1963104A - Stop for rotating parts : en
  • US1963225A - Method of and machine for the pro : en
  • US1963604A - Coated electrolytic product : en
  • US1963905A - Rolling mill : en
  • DE598861C - Socket for amplifier tubes : de en
  • FR766050A - Improvements in weaving looms without shuttle and mechanism, to measure and cut the thread, for these looms : en fr
  • GB412110A - Improvements in or relating to the manufacture of glass : en
  • DE598794C - Multi-chamber mill : de en
  • US1963255A - Scanning device : en
  • US1963801A - Spark plug : en
  • US1963148A - Centrifugal pipe casting machine : en
  • DE563727C - Device for humidifying the room air : de en
  • GB412232A - Improvements in or connected with the construction of wings for aircraft : en
  • GB412036A - Improvements relating to furniture : en
  • US1963221A - Automatic metal feeder for typecasting and slug-casting machines : en
  • FR43517E - Sheaths set with decorative subjects intended to protect the stem of a drinking glass : en fr
  • GB411967A - Welded engine frame or bed frame for internal combustion engines : en
  • US1963327A - Counter : en
  • US1963468A - Process of preparing storage battery plates : en
  • US1963116A - Propellent powder and process of manufacture : en
  • US1963118A - Composite paper wrapper : en
  • US1963201A - Auto headlight shield : en
  • US1963233A - Combination package : en
  • US1963690A - Stabilizing and spring controlling device : en
  • US1963732A - Electrical apparatus involving cable : en
  • CA342417A - Outside wallboard : en fr
  • US1963289A - Objective illuminating device : en
  • DE597538C - Protective housing for clocks : de en
  • DE598605C - Saliva suction device with tongue and cotton wool holder : de en
  • GB412179A - Polarizer and method of making same : en
  • DE598751C - Bulwark : de en
  • US1963297A - Fitting of rimless eyeglasses, spectacles, and the like : en
  • US1963509A - Foldable chair : en
  • US1963767A - Adjustable reamer : en
  • CA342413A - Waxed paper article : en fr
  • FR766009A - Thermo-electric battery at defined temperature : en fr
  • US1963361A - Buffer mechanism for diaphragm face plates : en
  • US1963576A - Piston fluid pulsator with handcontrolled valves : en
  • DE598783C - Moving device for elevator floor doors : de en
  • US1963662A - Wire carrying base : en
  • GB412060A - Improvements in or relating to the refrigeration of perishable commodities in shop windows or non-insulated display spaces : en
  • FR765921A - Device for protecting mercury vapor rectifiers operating under a strongly inductive load against short circuits and ignition backfiring : en fr
  • US1963428A - Rotary compressor : en
  • US1963886A - Dropper : en
  • US1963454A - Moving picture projector : en
  • US1963771A - Burner control : en
  • US1963421A - Joint : en
  • US1963699A - Range : en
  • US1963898A - Multiple ply textile fabric : en
  • DE599004C - Car body with a folding top frame that can be folded from front to back : de en
  • FR765890A - Improvements to liquid fuel burners : en fr
  • DE598977C - Pocket microscope : de en
  • US1963723A - Impedance transformer : en
  • US1963755A - Electrical resistance : en
  • US1963507A - Fitting making apparatus : en
  • US1963080A - Sediment tester for milk : en
  • DE597544C - Support grid for wall cladding made of tiles or plaques : de en
  • US1963618A - Telegraph receiving system : en
  • USD92545S - Design for a lamp shade : en
  • US1963069A - Preparation of 1-benzoyl-amino-4-chloro-anthraquinone : en
  • US1963200A - Deaerating and deoiling machine : en
  • US1963517A - Conversion of hydrocarbons : en
  • US1963857A - Heat exchanger : en
  • US1963646A - Portable measuring valve : en
  • US1963087A - Phasing of isochronous mechanisms : en
  • DE598957C - Arrangement of the torque arms for two adjacent drive axles : de en
  • CA342524A - Yarn and filament manufacture : en fr
  • CA342469A - Earth mover : en fr
  • DE598943C - Process for the production of molding compounds from hard rubber powder : de en
  • CA342387A - Garment hanger : en fr
  • DE598865C - Device for sound recording on an endless belt-shaped layer support : de en
  • DK48890C - Pneumatic-hydraulic lifting device. : da en
  • CA342438A - Screw threading device : en fr
  • CA342457A - Wheel : en fr
  • CA342491A - Typewriter : en fr
  • DE598792C - Holder for pipes or the like with spreading attachment : de en
  • USRE19214E - Garbage burner : en
  • CA342340A - Subaqueous construction : en fr
  • FR765941A - Machine for wringing and drying artificial silk cakes or others : en fr
  • US1963496A - Light valve : en
  • DE599007C - Horizontally movable window guided on rollers : de en
  • DE599051C - Switching device, especially for cutting machines : de en
  • USD92520S - Design for a vertical bumper : en
  • US1963736A - Battery plate : en
  • DE598840C - Centrifugal pendulum to determine the direction of gravity or the horizon on vehicles or similarly moving bodies : de en
  • US1963178A - Process for treating hydrocarbon oils : en
  • US1963301A - Hollow dowel : en
  • US1963126A - Mold for producing type carriers or shuttles for typewriting machines : en
  • US1963601A - Laminated glass : en
  • DE598924C - Reel for show banners : de en
  • GB412128A - Improvements relating to telescopic cocks for metal casks or containers for transporting fluids : en
  • FR766169A - Improvements to the mechanisms transmitting power : en fr
  • US1963206A - Draft and buffing gear : en
  • US1963484A - Elevator control system : en
  • FR43542E - Improvements to wheels and pulleys on ball bearings and the like : en fr
  • GB412210A - Improvements relating to means for loading and transporting vehicles and the like onrailway wagons : en
  • GB412184A - Improvements in clutch control mechanism for automobiles : en
  • FR765920A - Improvements to molded pavers : en fr
  • FR766037A - Device for cooling internal combustion engines, particularly explosion chambers and, preferably, for operating gas turbines : en fr
  • DE598881C - Heating surface arrangement on boundary steam generators according to : de en
  • FR765962A - Manufacturing process of soundproof ceilings : en fr
  • US1963881A - Independent wing locking device for revolving doors : en
  • US1963175A - Removal of wax from oil : en
  • USD92514S - Design for a shoe : en
  • US1963305A - Semirotary wire fabric machine : en
  • FR766156A - Typewriter Tabulator Improvements : en fr
  • FR766196A - Improvements to consumption indicators : en fr
  • GB412015A - Improvements in cutters with inserted teeth for use in milling and other machine tools : en
  • GB412044A - Improved manner of and means for forming balls or rolls of sliver : en
  • US1963125A - Mold for producing type carriers or shuttles for typewriting machines : en
  • DE598922C - Dispensing device for flowable masses : de en
  • DE598965C - Device that can be placed on the head and used for therapeutic heat treatment : de en
  • CA342451A - Alloy steel : en fr
  • US1963913A - Pulley : en
  • CA342480A - Switching apparatus : en fr
  • AU1372633A - An improved brooder : en
  • CA342470A - Hydraulic control device : en fr
  • DE598844C - Coupling devices for starters of internal combustion engines : de en
  • US1963408A - Detachable extension for tractor trucks : en
  • AU1247833A - An improved blower forthe recovery of gold and heavy minerals from dry material : en
  • US1963850A - Grading machine : en
  • CA342363A - Mortise machine : en fr
  • US1963187A - Clutch plate : en
  • US1963585A - Lead for printing presses : en
  • US1963328A - Electric heater : en
  • FR766151A - Unbreakable comb, reinforced back : en fr
  • DE599028C - Device on asynchronous machines with a commutator rear machine to reduce the voltage that occurs in the runner when starting : de en
  • US1963298A - Wire drawing method : en
  • US1963613A - Supercharging organization for internal combustion engines : en
  • US1963639A - Envelope : en
  • DE598776C - Autonomous route block : de en
  • GB412205A - Improvements in and relating to the anodic coating of aluminium and aluminium alloys : en
  • US1963455A - Moving picture projector : en
  • US1963580A - Rail-joint and bar therefor : en
  • US1963657A - Ignition distributor and method of timing same : en
  • CA342331A - Engine ignition device : en fr
  • US1963663A - Lubricator valve : en
  • US1963809A - Process of obtaining constituents of air having a higher boiling point than oxygen : en
  • US1963073A - Draft control : en
  • FR766079A - Television method and device : en fr
  • GB412007A - A joint for connecting the tubular metallic framework with the timber of school desks, seats and the like : en
  • GB412095A - Improvements in cooling means for mercury vapour rectifiers and other electric discharge apparatus : en
  • GB412148A - Improvements in metal vapour rectifiers : en
  • US1963307A - Apparatus for stripping ingot molds : en
  • US1963160A - Control of inverse voltage : en
  • US1963315A - Production of iron or steel : en
  • US1963348A - Sewing machine : en
  • US1963254A - Electron discharge device : en
  • US1963710A - Upholstery making apparatus : en
  • US1963120A - Duplicating machine : en
  • US1963716A - Glare-intercepting eyeshield : en
  • US1963838A - Vermin destroyer : en
  • FR765899A - Device for determining the position of invisible moving aircraft and for transmitting the coordinates of this position to other devices : en fr
  • DE598577C - Device for sealing windows and doors by means of a rail that can be raised and lowered which is connected to the locking bar : de en
  • USD92560S - Design for a curtain or the like : en
  • US1963457A - Latitude and longitude meter : en
  • US1963841A - Cocurrent evaporator with counter-current condensation for fractional liquefaction : en
  • USRE19216E - Colored or diffusing coating for : en
  • DE598949C - Machine for rounding steel pipes from the welding of their longitudinal edges : de en
  • DE598952C - Process for the production of dioxane : de en
  • GB411939A - Improvements in or relating to the manufacture of boot and the like soles and heels : en
  • USD92549S - Design for a bridge for an : en
  • DE599053C - Electromotive drive device for work machines : de en
  • US1963313A - Gag operating device : en
  • US1963812A - Library card printing machine : en
  • US1963629A - Method of fabricating well screens : en
  • GB411979A - Improvements in or relating to governors for operating regulators safety devices, closure members and the like : en
  • US1963542A - Self tapping screw : en
  • US1963852A - Slide fastener : en
  • DE598754C - Toy animal figure with a voice built into the trunk : de en
  • US1963751A - Negative resistance device : en
  • US1963901A - Lubricant containing a cellulose derivative : en
  • US1963724A - Apparatus for upsetting plate edges : en
  • US1963772A - Aerial banner : en
  • US1963856A - Printer's roller : en
  • DE599026C - Protection circuit for electrical power distribution networks : de en
  • GB412004A - Improvements in or relating to non-slip surfaces for paving-blocks : en
  • GB412126A - Improvements in or relating to television and like apparatus : en
  • US1963304A - Skelp scraper : en
  • US1963462A - Tool handle : en
  • DE589670C - Process for improving the heat treatment of melts, e.g. B. of iron : de en
  • DE598905C - Continuous water heater with a heat sensor arranged in the hot water outlet line : de en
  • US1963156A - Ornamental glassware : en
  • US1963557A - Arm bath : en
  • US1963324A - Camera shutter : en
  • US1963779A - Pneumatic dispatch system : en
  • AU1325833A - Improvements in or relating to electric luminous discharge tubes : en
  • CA342437A - Glass tube drawing apparatus : en fr
  • CA342528A - Dyestuff dispersion : en fr
  • CA342522A - Yarn and filament manufacture : en fr
  • DK48895C - Device for tapping machines for footwear. : da en
  • US1963596A - Reverse motion preventer : en
  • US1963127A - Prism : en
  • US1963640A - Damper means and draft regulating means for furnaces : en
  • CA342456A - Refrigerating apparatus : en fr
  • DE598890C - Tap switching device for step transformers with an infinitely variable regulating, split exciter winding : de en
  • US1963123A - Low level indicator for electrolyte of storage batteries : en
  • US1963133A - Azo dye and process of preparing same : en
  • AU1356033A - Anew or improved childs folding push-chair : en
  • US1963094A - Self-starting synchronous electric motor : en
  • US1963448A - Sanding machine drum : en
  • US1963909A - Process for converting scrap leather into a fertilizer component : en
  • US1963946A - Method of making composite metal members : en
  • US1963319A - Piercing point : en
  • US1963430A - Elevator door control : en
  • AU1299133A - Improvements in culinary appliances for use in preparing french beans, peas, and like podded vegetables : en
  • US1963588A - Manufacture of cement : en
  • FR766120A - Delivery or suction drawer for concrete pumps or similar devices : en fr
  • US1963799A - Window cleaner's safety device : en
  • USD92521S - Design foe a bottle : en
  • CA342355A - Furnace control device : en fr
  • US1963658A - Fuel pump installation : en
  • US1963797A - Container valve : en
  • CA342518A - Collapsible tube closure : en fr
  • US1963800A - Lock washer : en
  • USD92518S - Design for a flask : en
  • USRE19218E - Light-sensitive device : en
  • USD92525S - Design for an alphabet for forming : en
  • AU1580034A - Draught apparatus for harvesting andthe like machines : en
  • CA342514A - Wheel gripper adjusting device : en fr
  • CA342441A - Waxed paper uniting method : en fr
  • FR765888A - Extrusion press for manufacturing metal tubes and bars : en fr
  • FR43526E - Improvements to time distribution by alternating currents : en fr
  • FR765974A - New anthracene series tank dyes and their preparation process : en fr
  • DE596957C - Process for the complete liquefaction and saccharification of starchy substances, especially grains, for fermentation purposes : de en
  • DE598841C - Additional inclination scale for scales with add-on or sliding weights : de en
  • DE598946C - Call waiting machine : de en
  • FR765950A - Advanced process for coating metals with a protective metal layer : en fr
  • DE598847C - Lens shutter support on photographic box cameras : de en
  • FR766141A - Automatic flexible electric cord rewinder for electric iron or similar appliances : en fr
  • US1963244A - Safety wringer : en
  • DE598928C - Method for synchronizing picture sound films : de en
  • US1963678A - Mine locomotive : en
  • DE598709C - Switching with the downstream triggering device arranged within the oil vessel : de en
  • CA342462A - Gaseous medium compression : en fr
  • US1963099A - Training idler for conveyer belts : en
  • US1963424A - Viscolizer valve : en
  • AU1301533A - Improvements in control valves for liquid elevating apparatus : en
  • CA342367A - Over-current signal : en fr
  • GB411958A - Improvements in fish frying and like ranges : en
  • AU1302633A - Means for producing zinc andother metal shavings : en
  • US1963180A - Closure fastener : en
  • US1963388A - Stove door hinge : en
  • FR766171A - Device for transforming plows into machines for planting potatoes and other tubers : en fr
  • FR766147A - Improvements to chimney sweeps : en fr
  • CA342444A - Alloy steel : en fr
  • DE598839C - Process for the production of hollow rubber bodies with the aid of deliquescent cores : de en
  • GB412090A - Improvements in or relating to methods of manufactuing hardened gear wheels composed of several parts and to the gear wheels made by the method : en
  • GB412156A - Process for the production of flanged metal discs, more particularly for disc-wheels for power vehicles : en
  • US1963858A - Steam developing device for flatirons : en
  • GB412082A - Bimetallic element : en
  • FR765956A - Improvements to rubber tires and their attachment to the rims of vehicle wheels : en fr
  • FR765917A - Camera, projection apparatus and method for color cinematographic projection : en fr
  • FR765873A - Improvements to file clamps for filing cabinets, mobile binders, etc. : en fr
  • FR766194A - Process for obtaining pavement coverings which fix dust and do not freeze : en fr
  • GB412079A - Improvements in fire alarms and extinguishers : en
  • FR766125A - Convertible ring-pendant system : en fr
  • GB412176A - Manufacture of aqueous solutions of aminoacridine or aminoacridinium salts : en
  • FR766101A - Device allowing the on-load starting of asynchronous single-phase motors : en fr
  • GB412277A - Improved processes of, and electrolyte for electroplating : en
  • IE12809L - Fuses for projectiles : en
  • GB412113A - Means for preventing leakage in valves, cocks or the like : en
  • FR766036A - Advanced processing process for metal ores : en fr
  • FR766100A - Butane gas burner : en fr
  • FR766130A - Detachable stapling device for boxes or similar articles made of paper or other lightweight materials : en fr
  • GB412122A - Improvements in or relating to embroidery devices : en
  • US1963258A - Manufacture of valuable products by oxidation and decarboxylation of aromatic compounds : en
  • US1963491A - Wire or strip blanking machine : en
  • GB412022A - Improvements in or relating to land trenching appliances for drainage purposes : en
  • FR765864A - Hand lance with converging jets : en fr
  • CA342499A - Gasket : en fr
  • AU1416233A - Improvements in and relating to wireless apparatus : en
  • CA342515A - Heel tap : en fr
  • US1963276A - Expanded vermiculite manufacture : en
  • US1963615A - Internal combustion engine : en
  • GB412574A - Improvements in or relating to electric switches such as those controlling electric motors : en
  • DE598833C - Device for erecting and aligning the eyelashes : de en
  • DE598991C - Internal combustion turbine, in which the compression of the propellant gases takes place in channels of the impeller that are open to the circumference : de en
  • US1963632A - Automobile trim panel : en
  • US1963183A - Feeding and slitting device : en
  • US1963665A - Scraper : en
  • US1963813A - Elastic thread : en
  • US1963904A - Rotary gas flow meter : en
  • US1963939A - Antiskid device : en
  • DE1304443U - : de en
  • GB412097A - Improvements in or relating to coffee makers : en
  • GB412231A - Improvements in or relating to power transmission mechanism and variable speed gearing : en
  • US1963110A - Method and means for projecting colored images : en
  • GB412107A - Improved combination pocket case : en
  • FR765936A - Improvements to binders for loose-leaf or other binders, and book covers : en fr
  • GB411948A - Improvements in, or relating to, nut forging machines : en
  • GB411975A - Improvements in steam cookers : en
  • US1963215A - Car construction : en
  • USD92517S - Design for a typewriting machine : en
  • FR765989A - Improvement in fuel systems for internal combustion engines : en fr
  • FR766139A - Manufacturing process of artificial fibers in rovings : en fr
  • DE598759C - Device for, in particular, multi-wave high-frequency message transmission via power lines : de en
  • US1963817A - Gas stove : en
  • GB412018A - Improvements in or relating to methods of and apparatus for distributing liquefied gases : en
  • FR765954A - Improvements to marking machines : en fr
  • FR765981A - Manufacturing process of artificial sponges : en fr
  • DE598996C - Sewing machine with sewing light arranged on the underside of the arm : de en
  • US1963532A - Traction sander : en
  • DE598888C - Heat switch : de en
  • DE598999C - Recording camera, especially for reproduction : de en
  • US1963248A - Machine for reforming can or receptacle bodies : en
  • US1963415A - Grain car door : en
  • DE598904C - Depending on the water pressure or the water flow through the heater controlled gas valve for gas-heated water heaters : de en
  • DE599019C - Toilet with automatic flushing device and with tilting bowl built into the basin : de en
  • DK48891C - Device for Potato Harvesters. : da en
  • FR765923A - Improvements in the treatment of carbonaceous materials by means of hydrogenating gases, and apparatus for carrying out the process : en fr
  • DE598718C - Casting tip for letter casting machines : de en
  • GB412084A - An improved method of construction of automobile bodies and the like, such as aeroplanes and light sea-craft : en
  • DE598919C - Right-angled elbow for pressure medium lines : de en
  • FR766103A - Process for preparing polymeric vinyl alcohol : en fr
  • GB412115A - Sludge digestion apparatus for treating sewage sludge : en
  • GB412116A - Improvements in or relating to laminated springs : en
  • US1963240A - Heel fabric and method of knitting : en
  • US1963337A - Method of forming boiler headers : en
  • US1963533A - Stabilizing and spring controlling device : en
  • CA342423A - Gaseous electric discharge device : en fr
  • DE598752C - Two-for-one twisting spindle : de en
  • FR765991A - Improvements made to apparatus, such as, in particular, stylographs, suitable for being filled with a liquid : en fr
  • FR766145A - Improvements to chimney sweepers : en fr
  • GB412065A - Improvements relating to the purification of sewage : en
  • DE598808C - Winding machine with stationary winding units : de en
  • FR765880A - Adjusting device for action turbines : en fr
  • USD92561S - Design fob a wedding ring : en
  • US1963545A - Method of and equipment for handling and shipping materials in bulk : en
  • US1963574A - Incinerator : en
  • GB412039A - Improvements in the construction of links and linkwork : en
  • FR766146A - Improvements to chimney sweepers : en fr
  • FR766166A - Process for preparing a rich gas starting from a lean gas : en fr
  • GB412001A - Improvements relating to electric fires : en
  • GB412094A - Improvements in and relating to chairs, settees and the like : en
  • US1963735A - Method of steam heating from central station mains : en
  • DE598322C - Safety device for Kloeppelverbindungen on hanging isolators u Like. Using coil springs : de en
  • US1963109A - Preparation of halogenated benzoyl-amino-anthraquinone : en
  • US1963354A - Sewage stabilization apparatus and process for outfall sewers : en
  • US1963682A - Method of preservation : en
  • US1963727A - Frequency regulation of systems distributing power and time : en
  • USD92523S - Luggage carrier attachment or : en
  • US1963510A - Film marking : en
  • AU1333733A - Improvements in and connected with optical projection apparatus : en
  • DE598795C - Portable advertising device with a row of advertising panels slidably arranged next to one another in guides of a housing : de en
  • FR765858A - Elastic fixing device for outboard motors : en fr
  • FR766025A - Automatic hose clamp : en fr
  • GB412043A - Improvements in ship hull construction : en
  • FR43522E - Method and devices for further processing of artificial silk : en fr
  • US1963660A - Automobile transmission : en
  • USD92541S - Design for a moisture dispensing : en
  • FR765963A - Canister : en fr
  • DE1303914U - : de en
  • DE598748C - Swing saddle used as a pillion seat for motorcycles and other vehicles : de en
  • DE598803C - Rear fork, especially for three-wheeled vehicles : de en
  • US1963434A - Article support : en
  • US1963472A - Fluid motor : en
  • US1963422A - Scissors sharpener : en
  • US1963467A - Rotatable table : en
  • GB412166A - Improvements in and relating to die casting : en
  • DE599037C - Slider for regulating the discharge of setting machines : de en
  • GB412131A - Improvements in or relating to means for attaching a door handle or knob : en
  • US1963317A - Advertising globe : en
  • DE598884C - Rail extension device : de en
  • GB412085A - Improvements in and relating to compression refrigerating systems : en
  • US1963483A - Doorlock : en
  • CA342510A - Direction finding system : en fr
  • FR766148A - Improvements to chimney sweepers : en fr
  • US1963074A - Vinylethinyl carbinol polymers and processes for preparing same : en
  • DE599048C - Switches, particularly toggle switches : de en
  • DE598566C - Device for determining the fee that is to be paid by a consumer of electrical energy for his withdrawals from a supply network, which are based on several different tariffs : de en
  • GB412104A - Chromatic harmonica with tone controls : en
  • FR765992A - Ticket dispenser, especially for public transport services : en fr
  • GB411963A - An improved display or advertising stand or device : en
  • DE598745C - Fire extinguishing device for liquid and gas or foam-like extinguishing agents : de en
  • FR766150A - Knitted sheath, seamless, with suspenders integral with the sheath : en fr
  • FR766039A - Manufacturing process of welded pipes : en fr
  • FR766057A - Improvements to centrifuge baskets for refining sugar and other materials : en fr
  • GB412199A - Improvements in or relating to pots, cartons and other receptacles constructed of paper or the like : en
  • GB412103A - Improvements in or relating to film feeding apparatus for cinematograph apparatus : en
  • FR766020A - Device indicating the various kinds of possible chords and serving to determine their position on a chord board, usable in particular for playing the accordion : en fr
  • GB411973A - Collapsible luggage containers for motor cars : en
  • FR765958A - Process of bonding or intimate welding of plastic substances of different or similar composition, applicable in particular to rubber and nitrocellulose : en fr
  • GB411941A - Improvements relating to adjustable windows : en
  • FR765865A - Improvements to television systems : en fr
  • FR766072A - Metal frame forming an exterior outline for a tennis court or other : en fr
  • USD92535S - Design for a stringed musical : en
  • DE598879C - Process for the preparation of 4-pyridylpyridinium dibromide : de en
  • DE598851C - Feed and discharge device for compressed air conveyors with cylinder drums interrupted on part of the wall : de en
  • DE598940C - Clamping and closing tool for tires made of steel band or steel for packages u. like : de en
  • DE598852C - Process for the elimination and destruction of impurities contained in aqueous fluids, in particular waste water : de en
  • FR766186A - Detachable bumper device : en fr
  • US1963374A - Production of quinoline yellow bases : en
  • US1963579A - Process of preparing molding mixtures and molded articles therefrom : en
  • FR43528E - Removable valves with elastic lamellae for high speed compressors : en fr
  • FR766200A - Improvements to electric rectifiers : en fr
  • FR766067A - : fr
  • DE575807C - From powdery and grainy substances, e.g. B. mica, graphite and graphite carbon products, manufactured kneadable paste, especially for sealing purposes : de en
  • FR765979A - Device to facilitate the maneuvering of the booms : en fr
  • DE598838C - Putty-free gutters for glass roofs : de en
  • US1963259A - Apparatus for refining mineral oil by aluminum chloride : en
  • US1963879A - Parking apparatus : en
  • DE598923C - Cutting machine for bulk sugar : de en
  • FR765964A - Device for supporting and suspending thin-walled containers : en fr
  • US1963754A - Telephone system : en
  • FR765877A - Electric lamp : en fr
  • GB411981A - Extension handle, clamping device and valve operating means for paint brushes and the like : en
  • US1963814A - Joint strip : en
  • US1963851A - Cotton chopper and cultivator : en
  • GB411994A - Improvements in or relating to apparatus for unwinding thread from bobbins : en
  • GB412136A - Improvements in or relating to injection internal combustion engines : en
  • FR765881A - Bell and loom spinning and twisting process for its implementation : en fr
  • FR766090A - Float for seaplane : en fr
  • CA342357A - Speedometer : en fr
  • US1963077A - Cushioning mechanism : en
  • US1963401A - Ventilation of dynamo-electric machines : en
  • US1963928A - Leaning wheel grader : en
  • US1963609A - Building insulation : en
  • US1963695A - Production of pictures in colors : en
  • US1963883A - Roasting machine : en
  • US1963906A - Radiator construction : en
  • FR765902A - Method of fixing the end of a tube or the like in a female part and assemblies obtained by this method : en fr
  • US1963555A - Treatment of hydrocarbon oils : en
  • FR43540E - Process for manufacturing vat dyes : en fr
  • GB412045A - Improvements in variable speed transmission mechanism for automobiles : en
  • US1963481A - Furnace structure : en
  • US1963535A - Lock washer : en
  • US1963537A - Pipe cutting machine : en
  • FR766035A - Railway track intended in particular for vehicles fitted with rubber tires, and method of construction of this railway track : en fr
  • US1963506A - Radiator : en
  • USD92563S - Design for a carton : en
  • FR43548E - Process for stripping metal surfaces : en fr
  • US1963357A - Abrasive or polishing roll : en
  • GB412014A - Improvements in or relating to the bleaching of textile materials : en
  • DE598842C - Installation on carburetors with foam air supply : de en
  • DE599020C - Shower for toilets : de en
  • FR766106A - Safety closure for cans, drums and other metal containers : en fr
  • DE598988C - Internal combustion engine : de en
  • US1963195A - Symmetrical component system : en
  • US1963664A - Automatic variable pitch propeller : en
  • US1963728A - Reflector button sign : en
  • USD92539S - Design for a cooking stove : en
  • DE598854C - Two-roll rotary printing machine for straight and back printing : de en
  • FR766164A - Improvements to printing machines : en fr
  • FR766165A - Bottle closure device : en fr
  • GB412147A - Improvements in or relating to turbine plants : en
  • FR765872A - Fixing and contact device for electrical conductor : en fr
  • FR766013A - Porous heat-insulating block, method and machine for its manufacture : en fr
  • CA342513A - Pipe joint : en fr
  • US1963091A - Automotive vehicle : en
  • US1963504A - Fruit handling machine : en
  • CA342394A - Garage ventilator : en fr
  • US1963260A - Seed cotton cleaning and hulling machine : en
  • US1963296A - Matrix-setting and type-line-casting machine : en
  • US1963439A - Number plate for dial telephone instruments : en
  • US1963650A - Fruit and vegetable packing machine : en
  • CA342382A - Printing surface composition : en fr
  • US1963400A - Centrifugal casting machine : en
  • US1963561A - Drain pipe cleaner : en
  • US1963845A - Lock nut and method of making same : en
  • US1963369A - Cutting mechanism : en
  • USD92559S - Design for a trailer : en
  • AU1133533A - Improvements in or relating to nut locking devices : en
  • US1963082A - Automatic control mechanism for can making machines : en
  • US1963092A - Treatment of hydrocarbons : en
  • US1963929A - Telephone system : en
  • DK48875C - Device for cross-wound yarn wrenches. : da en
  • US1963785A - Inkwell : en
  • CA342433A - Power switch : en fr
  • US1963744A - Toy : en
  • CA342384A - Wallboard : en fr
  • GB412066A - Concrete floor : en
  • US1963937A - Oil seal : en
  • USD92543S - Design for a stocking : en
  • CA342383A - Book stock washer : en fr
  • US1963575A - Automatic liquid vender : en
  • US1963806A - Visible index file panel : en
  • US1963893A - Process for the production of metals in a finely divided state : en
  • US1963396A - Shoe shank stiffener : en
  • FR765997A - Refrigerant with absorption of two fluids with periodic action : en fr
  • GB412258A - Improvements in fountaion pens : en
  • US1963617A - Ecclesiastical set : en
  • US1963944A - Amusement device : en
  • US1963088A - Method for building roads : en
  • DE598979C - Hot wire vacuum gauges : de en
  • DE598824C - Heat exchangers, especially superheated steam coolers : de en
  • US1963068A - Draft rigging : en
  • US1963433A - Fruit basket : en
  • AU1576233A - Process forthe preparation of citric acid : en
  • CA342486A - Television system : en fr
  • CA342398A - Coin controlled dispenser : en fr
  • US1963924A - Electric toaster : en
  • US1963668A - Amplifying system : en
  • USRE19219E - Ampule : en
  • DE598785C - Corner connection with inserts for hollow metal window frames : de en
  • CA342376A - Pontoon for vehicles : en fr
  • US1963312A - Method of and apparatus for making photographic records of meter and like readings : en
  • US1963870A - Closure for collapsible tubes : en
  • US1963155A - Cast metal corner post and end plate : en
  • US1963702A - Method and apparatus for x-ray photography : en
  • FR766089A - Device for removing deposits from the blades of moving wheels in rotating machines, in particular turbines and hydraulic pumps : en fr
  • CA342424A - Gaseous electric discharge device : en fr
  • FR766016A - Process for manufacturing artificial casings made of animal skin, for sausages and other similar products : en fr
  • AU1563533A - Improvements relating tothe recovery of gold and/or silver from ores and metallurgical products : en
  • US1963844A - Thermionic device : en
  • US1963644A - Cellophane winder and cutter : en
  • US1963151A - Internal combustion engine and piston therefor : en
  • US1963921A - Extracting sulphur : en
  • CA342365A - Shirt : en fr
  • DE598723C - Protection circuit for selective shutdown of defective power supplies : de en
  • FR766078A - Centrifugal force apparatus for launching projectiles : en fr
  • GB412038A - Improvements in or relating to landing gear for aircraft : en
  • GB412186A - Improvements in or relating to pipe joints : en
  • CA342327A - Sewing machine : en fr
  • US1963820A - Door and lock operating mechanism : en
  • US1963294A - Cooking utensil : en
  • US1963860A - Barometer : en
  • US1963681A - Method of preservation : en
  • US1963543A - Instrument sterilizer : en
  • GB411999A - Improvements in or relating to vehicle chassis or bogie frames : en
  • US1963165A - Process of aging and maturing raw alcoholic liquors : en
  • US1963181A - Fire brick : en
  • US1963208A - Tube testing apparatus : en
  • US1963849A - Oil retainer : en
  • DE598715C - Swim cap : de en
  • FR766084A - Goods selling device, at a premium : en fr
  • GB412108A - Improvements in refrigerating liquid : en
  • US1963302A - Spark plug : en
  • US1963776A - Duplex power plant : en
  • US1963214A - Record changing device : en
  • US1963197A - Color photography and cinematography : en
  • US1963288A - Device for emptying refuse receptacles : en
  • US1963342A - System and method for printing motion picture films : en
  • US1963938A - Method of making fruit ice cream : en
  • FR766004A - Spring loaded pistol replacing the billiard cue : en fr
  • USD92537S - Design for a juice extractor : en
  • CA342351A - Confection : en fr
  • USD92557S - Design fob a molding fob pieces of : en
  • CA342526A - Textile material processing : en fr
  • DE598862C - Method of making hollow artificial threads : de en
  • DE598908C - Multi-family settlement house : de en
  • DE598791C - Silencer : de en
  • FR766092A - Method of manufacturing electric cooking plates comprising tubular heating bodies embedded in the metal at the time of casting : en fr
  • CA342385A - Ventilator : en fr
  • DE598798C - Cinematographic recording device with optional manual and motor drive : de en
  • DE598843C - Pressure valve, especially for injection pumps of internal combustion engines : de en
  • DE598967C - Swivel platform controlled by compressed air : de en
  • USD92529S - Design fob a tot vehicle : en
  • GB412192A - Improvements in incubators : en
  • FR43520E - Improvements to remote level indicators : en fr
  • GB412229A - Improvements in or relating to brake or clutch linings and the like : en
  • DE598955C - Cooling machine with evaporators arranged in different rooms : de en
  • FR766034A - Elastic suspension device for rail vehicles : en fr
  • GB411916A - Improvements relating to fluid pressure braking apparatus : en
  • DE598737C - Device for displaying the level and temperature of a liquid in a container, especially in engine coolers : de en
  • GB411972A - Improvements in tanks utilisable particularly on board ships for transporting wine or similar liquids : en
  • US1963308A - Selective gear for portable cranes : en
  • US1963876A - Rectifier : en
  • US1963166A - Neutral impedance device : en
  • US1963842A - Method and apparatus for the compressional production of cake ice : en
  • USRE19213E - Grave vault : en
  • CA342472A - Gimping machine : en fr
  • FR765911A - Process for the production of mixed fertilizers : en fr
  • US1963945A - Oil filter medium and method of making the same : en
  • FR766080A - Semi-rigid mooring pilings : en fr
  • DE598790C - Irrigation device : de en
  • US1963558A - Fan : en
  • DE598696C - Stabilization and compensation device, especially for motor vehicles : de en
  • DE599049C - Arrangement for electrical rotary switches with right and left switching : de en
  • GB411915A - Process for the manufacture of new azo dyestuffs : en
  • US1963235A - Method for producing compact parcels of meat : en
  • FR766015A - Improvements to printing cylinders or others : en fr
  • GB412117A - Improvements in light-filters for use with light-sensitive cells : en
  • GB412200A - Improvements in or relating to type line casting and composing machines : en
  • US1963205A - Paper feed for parcel post machines : en
  • US1963647A - Method for converting hydrocarbons : en
  • CA342458A - Therapeutic lamp : en fr
  • CA342520A - Kinetic fluid generating apparatus : en fr
  • US1963264A - Conversion of hydrocarbon oil : en
  • GB411965A - Planetary gearing for transmitting the drive from an impulse engine to a rotary element : en
  • GB412109A - Improvements in or relating to valves for controlling the flow of gas to and from gas purifiers or the like : en
  • GB412157A - New or improved automatic temperature control device for central heating systems, boilers and the like : en
  • US1963174A - Garment : en
  • US1963475A - Door support : en
  • US1963571A - Method and apparatus for making paper bags : en
  • US1963345A - Wick lighter : en
  • US1963925A - Guard for tomato lugs or similar containers : en
  • AU1261333A - Improvements in or relating to means for starting internal combustion engines : en
  • CA342475A - Flexible coupling : en fr
  • US1963383A - Process of sulphonating anthraquinone and its derivatives : en
  • US1963706A - Self-equalizing suspension tackle for elevator cars : en
  • US1963282A - Apparatus for roasting mineral bearing particles : en
  • US1963759A - Valuable hydrocarbons by destructive hydrogenation : en
  • DE598757C - Universal bending and bending machine : de en
  • DE598931C - Control device for a clutch of motor vehicles operated by negative pressure and controlled by the accelerator pedal : de en
  • GB411929A - Improvements in and relating to lamp shade supports : en
  • GB412216A - Improvements in pickers for looms : en
  • US1963371A - Apparatus for controlling mechanisms : en
  • CA10363S - Building : en
  • US1963144A - Wire splicing tool : en
  • GB411977A - Improvements relating to brake operating mechanism : en
  • USD92551S - Design for a clock case : en
  • FR765960A - Process for treating yarns, fibers, fabrics, articles or the like in alkaline media : en fr
  • FR765898A - Tipper system : en fr
  • FR766126A - Automatic bobbin change device for looms : en fr
  • GB411966A - Improvements in and relating to window holders and fasteners and the like : en
  • US1963874A - Gas mask canister : en
  • GB411953A - Improvements in or relating to suspension arrangements for road vehicles : en
  • US1963138A - Preparation of amides : en
  • US1963567A - Automatic, continuous freight conveyer : en
  • GB412070A - Improvements in stiffeners for collars : en
  • AU1468133A - An improved device for effecting the cleaning of harrows : en
  • FR766162A - Closed metal box, with gas exhaust valve : en fr
  • GB411919A - Improvements in anti-skid devices for road vehicles : en
  • US1963536A - Self-locking screw : en
  • US1963770A - Can : en
  • GB411987A - Spare wheel and luggage carriers : en
  • GB412211A - Improvements in or relating to cutters for use in milling, boring and other machines : en
  • GB412239A - Improvements in or relating to devices for controlling photographic exposures : en
  • FR765961A - Improvements to explosion engine cylinder heads : en fr
  • US1963661A - Metal bending machine : en
  • US1963816A - Expansible sheave : en
  • US1963460A - Endless traveling water screen : en
  • FR765998A - Method and device for increasing the caloric efficiency of internal combustion engines : en fr
  • FR766032A - Wheel for vehicles running on rails, in particular for trams : en fr
  • FR766081A - Process for the production of azo compounds : en fr
  • US1963339A - Air vulcanizable rubber compound and method of manufacture : en
  • GB411959A - Improvements in and relating to electric signalling or indicating means : en
  • US1963243A - Constant voltage system : en
  • US1963713A - Poultry car : en
  • DE598944C - Ship log with pitot tube : de en
  • DE599005C - Screw cap protection for fuel container closures, especially for motor vehicles and motorcycles : de en
  • DE598797C - Device for drying bodies in chambers with the recovery of volatile constituents, in particular layers of fibrous web-like material soaked or coated with spirit synthetic resin solutions : de en
  • DE598966C - Operating table : de en
  • FR766176A - Vaporizer improvement : en fr
  • GB411957A - Improvements in holders for electric incandescent lamps : en
  • GB412058A - Improved method of manufacturing low-carbon chromium alloys : en
  • FR766065A - Improvements to paper containers : en fr
  • DE598891C - Process and device for the automatic direct measurement of the total loss and the characteristic values of electrical machines with rotating movement : de en
  • DE598899C - Cleaning device for self-razors : de en
  • DE598994C - Flange for the production of iron carriers by welding : de en
  • DE599065C - Friction gear change transmission : de en
  • CA342461A - Chromium production : en fr
  • CA342473A - Lubricating oil : en fr
  • CA342503A - Scanning apparatus : en fr
  • AU1301433A - An automatic lubricator forthe slide bars or rods of elevators andthe like : en
  • CA342483A - Glass tempering apparatus : en fr
  • US1963798A - Laminated glass : en
  • US1963192A - Protecting finger for shuttle housings : en
  • US1963659A - Garment : en
  • US1963743A - Refrigerating container : en
  • AU1534533A - Improvements in lighting fittings : en
  • US1963553A - Art of electric arc welding : en
  • DE598918C - Fuel injection device for internal combustion engines : de en
  • US1963780A - Internal combustion engine power unit : en
  • AU1228633A - Improvements in or relating tothe manufacture of coating compositions : en
  • DE598939C - Drafting top roller for spinning machines : de en
  • US1963469A - Separator : en
  • CA342416A - Reinforced glass : en fr
  • CA342409A - Liquid dispenser : en fr
  • DE596306C - Plug-in contactor drive : de en
  • DE598837C - Liquid heater with interior work surrounded by a decorative jacket : de en
  • DE1304058U - : de en
  • US1963352A - Carburetor : en
  • FR765913A - New lighting mounting method for cycles, motorcycles and cars : en fr
  • US1963199A - Frictional counterbalance : en
  • US1963621A - Cup dispensing mechanism : en
  • FR43521E - Method for increasing the blue sensitivity of light-sensitive silver halide emulsions : en fr
  • GB412053A - Improvements in suspended lamps for shop lighting and like purposes : en
  • GB412929A - Delustring of alkyl or acyl cellulose artificial silk : en
  • FR765984A - New process making it possible to manufacture lace with so-called carted ground without consolidators on rectilinear looms or similar without adding gimps : en fr
  • DE598773C - Process for the production of coarse-grain ammonium sulphate from evaporating liquid ammonia and sulfuric acid : de en
  • DE598829C - Process for the production of amalgam mixtures for tooth fillings from the precalculated amounts of the individual amalgam components stored separately in an ampoule : de en
  • FR765884A - Improvements to light reflectors : en fr
  • FR766066A - Improvements to paper containers : en fr
  • FR766085A - Two or more stage control by liquid transmission, for vehicles on railways : en fr
  • FR766087A - Skis with wear edges : en fr
  • GB412185A - Improvements in or relating to the production of preformed plaster slabs, sheets and other articles : en
  • US1963075A - Device for producing sound : en
  • DE598874C - Device for taking measurements : de en
  • US1963442A - Water heater : en
  • AU1472833A - Improvements in and relating to potential changers : en
  • DE598671C - Control for the shut-off devices of wind heaters : de en
  • US1963583A - Metal roofing : en
  • DE599036C - Parallelogram drawing device : de en
  • USD92519S - Design for a sandal or similar : en
  • US1963626A - Carton : en
  • USD92510S - Design for a projection lamp : en
  • FR765968A - Advanced training in electric vibrators : en fr
  • GB412087A - Improvements in drop-bottom skips and like containers : en
  • CA342495A - Coach latch : en fr
  • FR766017A - Improvements to refractory materials : en fr
  • GB412145A - Improvements relating to cigarette cartons : en
  • GB412202A - Improvements in or relating to lamps for motor vehicles, more particularly projecting lamps for motor cars, motor cycles and similar vehicles : en
  • DE599014C - Ski binding : de en
  • CA342342A - Candle making machine : en fr
  • IE13161L - Producing cast metal articles with special metal facings : en
  • FR766070A - Metal steam electric appliances : en fr
  • DE599002C - Auxiliary machine or power take-off device for motor vehicles : de en
  • GB412017A - Improvements in electric cables : en
  • US1963587A - Multiplex receiving apparatus : en
  • FR766122A - Process for the manufacture of colloidal graphite suspensions, more especially intended for use as lubricants : en fr
  • GB412023A - Apparatus for automatically taking and developing photographs : en
  • DE598930C - Overdrive transmission for motor vehicles : de en
  • GB412254A - Improvements in and relating to the production of the thiocyanates and ferrocyanides of the alkali and alkaline earth metals and prussian blue : en
  • FR765993A - Traveling recording body control device applicable in particular to typographic composition machines : en fr
  • GB412236A - Improvements in and relating to internal combustion engines : en
  • FR765900A - Rotary piston compressor : en fr
  • GB411961A - Method for the production of rubber articles : en
  • GB412064A - Improvements in or relating to vapour burners : en
  • FR43503E - New lock closed by handles or buttons and application of this closure to all locks : en fr
  • FR43538E - Double air flow solids separator-classifier by application of a single fan : en fr
  • FR766159A - Adhesive substances for artificial compositions formed from hardened albuminous substances : en fr
  • GB411960A - Improvements relating to the mechanical separation of heterogeneous matter in fluid streams : en
  • US1963679A - Plunger pump : en
  • GB412037A - Improvements in or relating to wheels : en
  • GB412233A - Improvements in or relating to multi-stage expansion steam engines : en
  • US1963281A - Cabinet stove : en
  • US1963726A - Single sideband modulator : en
  • FR765915A - Planelle : en fr
  • US1963114A - Hydraulic brake mechanism : en
  • US1963756A - Gear cutting apparatus : en
  • FR43510E - Transmission with high gear ratio or gear ratio : en fr
  • FR765875A - Boxers playing device : en fr
  • GB412106A - Shooting game apparatus : en
  • GB412141A - Improvements in dispensing containers for toilet paper : en
  • GB412256A - Improvements in or relating to shock- and noise-absorbing materials : en
  • GB411912A - Improvements in sensitising silver halide emulsions : en
  • DE598622C - Automatic electrical control device or switching device for electrical vehicle lighting systems : de en
  • GB412187A - Improvements in machines for reeling silk from cocoons : en
  • FR43545E - Improvements to crushers : en fr
  • GB412162A - Improvements in and relating to elastic fluid turbines : en
  • US1963495A - Timing device : en
  • DE598871C - Process for achieving a plastic grain by burning the surface of wood and brushing off the charred wooden parts : de en
  • FR766116A - Plant for the treatment of liquids by heat : en fr
  • DE598935C - Warning and stop lamp for vehicles of all kinds, especially motor vehicles : de en
  • US1963265A - Treatment of hydrocarbons : en
  • US1963943A - Process for disintegrating and devulcanizing rubber scrap : en
  • GB412212A - A new or improved method of, and means for, covering the exposed surfaces of cast metal goods : en
  • GB411996A - Improvements in and connected with sheet feeding devices for printing and like machines : en
  • GB412102A - A manufacture of chromiferous azo-dyestuffs : en
  • GB412119A - Fitting for the attachment of the pull string of roller blind rods or the like : en
  • DE598788C - Platter-shaped electric motor with disc armature for speaking machines : de en
  • FR43525E - Hydraulically cooled cinematographic corridor holder : en fr
  • FR765901A - Attachment system for bicycle mudguards : en fr
  • US1963402A - Electrical coin tester and ejector : en
  • US1963559A - Electrical condenser : en
  • US1963413A - Moving stairway : en
  • US1963581A - Sewage treatment : en
  • US1963168A - Electric discharge device : en
  • US1963620A - Honing apparatus : en
  • US1963834A - Method of ornamentation : en
  • CA342353A - Match igniter : en fr
  • US1963198A - Transmission regulator circuits : en
  • US1963441A - Tufting attachment : en
  • USRE19217E - Ironing machine : en
  • US1963453A - Railway car : en
  • US1963353A - Bearing and lubricant housing : en
  • DE598893C - Electric hot water heater : de en
  • FR43531E - Drill chuck : en fr
  • FR766068A - X-ray machine : en fr
  • DE598942C - Circuit arrangement for telephone systems with two-wire connecting lines : de en
  • US1963444A - Remote control apparatus for power driven boats and the like : en
  • FR765987A - Furnace for the treatment of powdery or granular materials : en fr
  • CA342468A - Valve wheel : en fr
  • US1963167A - Method of and apparatus for generating water gas from pulverized fuel : en
  • US1963186A - Voltage compensator : en
  • US1963703A - Concealed hinge : en
  • US1963739A - Cover for babies' beds : en
  • DE598956C - Small refrigeration system : de en
  • US1963090A - Apparatus for detecting excessive deviation of drill holes : en
  • US1963563A - Sharpening device : en
  • USD92524S - Design for a reflector base support : en
  • AU1214533A - Improvements in and relating to moulding articles of concrete or other plastic material : en
  • AU1564133A - Improvements in or relating tothe automatic control of fuel admission in internal combustion engines : en
  • CA342453A - Mixed fertilizer : en fr
  • US1963606A - Capacitor and assembly : en
  • US1963677A - Cardboard box : en
  • USD92565S - Design for a lunch boom kitchen : en
  • US1963669A - Split cycle motor : en
  • AU1305833A - A device for efficient combustion in machines for heat treatment of earth roads : en
  • US1963395A - Metallic building construction : en
  • US1963119A - Manufacture of oxygenated organic compounds : en
  • CA342328A - Automobile lamp indicator : en fr
  • CA342412A - Boiler tube support : en fr
  • CA342425A - Gaseous electric discharge device : en fr
  • US1963224A - Brake rigging : en
  • US1963189A - Automatic locomotive lubricator : en
  • US1963670A - Spring cushion for furniture : en
  • US1963589A - Fuel composition and method of producing the same : en
  • US1963680A - Duplicating machine stationery : en
  • US1963253A - Manufacture of abrasive articles : en
  • FR43516E - Improvements to vehicles that can run on rails and roads : en fr
  • GB411910A - Mechanical calendar : en
  • CA342460A - Carbon-free metal or alloy : en fr
  • FR765929A - Device for adjusting the position of the base of a breaker : en fr
  • US1963295A - Injector for feeding locomotives or other boilers : en
  • US1963672A - Circular drying, stretching, and finishing machine : en
  • GB412125A - Improvements in and relating to door hinges : en
  • US1963070A - Process for partial oxidation of gaseous hydrocarbons : en
  • CA342431A - Electric supervisory control system : en fr
  • USD92553S - Design fob a molding for pieces of : en
  • DE598716C - Process for the production of spherical hollow bodies : de en
  • DE599018C - Hydrant with closable openings in the lower part for loosening the spindle : de en
  • DE598770C - Monitoring device for slave clock systems controlled by master clocks : de en
  • US1963791A - Conveyer apparatus : en
  • US1963278A - Dental operating lamp : en
  • DE598995C - Process for the production of cross heads for locomotives : de en
  • US1963831A - Method and apparatus for filling upholstery plaits : en
  • DE598758C - Signaling device, especially for vehicles with any number of trailers : de en
  • FR765886A - Improvement of wooden sleepers for railways : en fr
  • FR765903A - Mounting method for electromagnets receiving current pulses : en fr
  • US1963523A - Winding machine : en
  • DE598855C - Facing and reverse printing machine consisting of two rotary printing units for rigid workpieces, especially beer glass coasters : de en
  • FR765934A - Dynamo relay and its application to traction : en fr
  • US1963758A - Fluid fuel burning heater : en
  • US1963810A - Electric current rectifying device : en
  • US1963840A - Process for the resolution of gas mixtures : en
  • US1963769A - Telephone system : en
  • DE578599C - Tripod head : de en
  • FR765896A - Gas heated torch system : en fr
  • FR765990A - Device for playing baseball in the bedroom : en fr
  • FR766038A - Process for operating the explosion chambers and the temperature exchangers which follow them in the direction of the gas flow and preferably function as steam generators : en fr
  • US1963531A - Screw propeller : en
  • US1963641A - Detachable heel lift for shoes : en
  • US1963067A - Draft rigging : en
  • US1963320A - Piercing point : en
  • US1963325A - Dehydrator having emulsion guiding surface : en
  • US1963786A - Cooling system : en
  • CA342427A - Dry cleaning soap : en fr
  • CA342477A - Dry cleaning machine : en fr
  • US1963603A - Shipping case : en
  • US1963624A - Combined boiler and water heater : en
  • US1963711A - Process for the manufacture of fertilizers : en
  • US1963310A - Sheet gauging machine : en
  • US1963815A - Disappearing water ballet device : en
  • US1963266A - Filling stop motion for looms : en
  • DE598889C - Tap switching device for step transformers with an infinitely variable regulating, split exciter winding : de en
  • FR766163A - Improvements to signaling processes used in paving and paving roads and streets to guide traffic : en fr
  • US1963648A - Marker for fur skins : en
  • US1963714A - Spark plug : en
  • GB412069A - Improvements in or relating to methods of distilling heavy petroleum oils : en
  • DE598812C - Axle bearing for rail vehicles with lower oil catch and oil feeder bowl : de en
  • GB412099A - Improvements in or relating to the manufacture of sintered hard alloys : en
  • GB412221A - Air washing and purifying apparatus : en
  • US1963229A - Dual disk wheel : en
  • US1963701A - Safety device : en
  • US1963742A - Rear superheater for locomotives : en
  • US1963777A - Roller bearing journal box : en
  • US1963316A - Capping machine : en
  • FR765946A - Combined machine tool for engine overhaul : en fr
  • GB411976A - Improvements in and relating to apparatus for arresting the fall of pit cages, liftsand the like : en
  • GB411995A - Electrically lighted vehicle toy : en
  • DE598902C - Device for wardrobes against pinching : de en
  • DE1304296U - : de en
  • CA342523A - Yarn and filament manufacture : en fr
  • DE598697C - Auxiliary device for the braking and coupling device of motor vehicles : de en
  • FR766040A - Device for monitoring and changing lighting lamps : en fr
  • USD92555S - Design for a molding for pieces of : en
  • US1963394A - Tool grinder : en
  • US1963683A - Means for closing off flow between well casings and inside tubings : en
  • US1963920A - Apparatus and method for lubricating vehicles : en
  • US1963597A - Nitration of n-acetyl-p-toluidine : en
  • US1963738A - Cigarette : en
  • FR765972A - Portable folding stool : en fr
  • DE598820C - Drive device for the steering wheels, especially of motor vehicles : de en
  • DE598950C - Device for the production of sealing strips from lead tape : de en
  • FR766019A - Lightweight heavy oil engine : en fr
  • FR765942A - Dual flow hydraulic compression pump : en fr
  • GB412158A - Improvements in or relating to gasfilled electric discharge tubes : en
  • GB411938A - Improvements in or relating to the manufacture of nets : en
  • GB412139A - Improvements in or relating to hygrometers : en
  • US1963521A - Dispensing device and method of dispensing articles : en
  • US1963922A - Storage of liquefied gas : en
  • US1963375A - Dust collecting apparatus for belt conveyers : en
  • USD92533S - Design fob a bottle : en
  • DE598817C - Safety device for conveyor machines with transfer operation : de en
  • US1963398A - Ventilating apparatus for dynamoelectric machines : en
  • FR765897A - Device for using paints loaded with impurities : en fr
  • GB411985A - A method and apparatus for washing solid, granulated or pulverulent products : en
  • GB412013A - Improvements in or relating to closures for flasks and like containers for fluid material : en
  • US1963300A - Improved drainage fixture : en
  • US1963477A - Table lamp : en
  • US1963899A - Aeronautic instrument : en
  • FR765892A - New process for dressing casings and machine for implementing this process : en fr
  • US1963463A - Pole holder : en
  • US1963154A - Abrasive structure : en
  • DK48880C - Ironing and polishing machine. : da en
  • FR765980A - Device applicable to dryers and rotary kilns : en fr
  • FR766005A - Process for recovering organic constituents contained in black liquor from the manufacture of paper pulp : en fr
  • US1963366A - Luminous tube system : en
  • US1963830A - Removable cover or roof for vehicles : en
  • US1963246A - Impedance control synchronization : en
  • US1963807A - Variable speed unit : en
  • GB411983A - Improvements relating to the production of porous materials or bodies : en
  • FR765904A - Projection louver : en fr
  • DE598793C - Warm or cut-off saw with side air supply : de en
  • FR766069A - Automatic firearm : en fr
  • GB411998A - Improvements in or relating to mountings for railway vehicle wheel axles : en
  • US1963832A - Wedge key : en
  • US1963539A - Water protection device : en
  • FR43512E - Special shaped metal wheelbarrow : en fr
  • US1963651A - Ash receiver for tables : en
  • DE598934C - Car body with a folding top frame that can be folded from front to back : de en
  • DE599016C - Excavator with an upper part carrying the digging tool, which can be moved transversely and pivoted horizontally on the chassis : de en
  • CA342386A - Ice cream dipper : en fr
  • US1963081A - Airplane catapult : en
  • US1963492A - Hand bag : en
  • US1963538A - Clothespin : en
  • US1963934A - Vinylethinyl derivatives and processes for producing same : en
  • FR766157A - Improvements to the cigarette collecting mechanism for cigarette machines : en fr
  • US1963762A - Production of artificial masses : en
  • US1963522A - Receptacle filling and draining device : en
  • DE598915C - Printing unit for registering machines, e.g. B. Cash registers : de en
  • DE598802C - Cooling system for a drive unit that is completely built into an aircraft fuselage : de en
  • US1963238A - Radioreceiver : en
  • USD92562S - Design for a clock case : en
  • GB412025A - Improvements in or relating to embossing presses : en
  • FR765945A - Dyeing process : en fr
  • US1963859A - Tire for mine locomotive wheels : en
  • DE598925C - Process for the production of coated paper, especially art paper : de en
  • US1963502A - Fly box : en
  • US1963251A - Article comprising organic esters of cellulose : en
  • CA342492A - Artificial board : en fr
  • US1963778A - Transfer sheet and method of making same : en
  • US1963811A - Process for producing a mixture of oil gas and water gas : en
  • DK48879C - Coupling device for Centrifuges. : da en
  • US1963095A - Automatic film camera : en
  • US1963363A - Plating fixture : en
  • US1963638A - Magnetic clutch : en
  • US1963829A - Producing high vacua : en
  • US1963940A - Flexible bearing : en
  • CA342507A - Signal transmission system : en fr
  • CA342401A - Bearing cage : en fr
  • DE598858C - Arrangement for regulating the voltage or the current in electrical equipment : de en
  • FR766047A - Diathermy device with spark gap in series : en fr
  • DE598894C - Process for heating shaft ovens or retorts : de en
  • US1963705A - High pressure gear pump : en
  • DE598868C - Stowers for pest control : de en
  • FR765861A - Metering hatch for bulk materials : en fr
  • US1963060A - Arch construction : en
  • US1963373A - Brassiere : en
  • FR766002A - Helicopter : en fr
  • CA342350A - Thread, yarn and film processing : en fr
  • CA342505A - Electrical network : en fr
  • GB412041A - An improvement in trousers : en
  • US1963222A - Can utensil and opener : en
  • US1963752A - Roofing : en
  • US1963232A - Work feeding means : en
  • US1963381A - Condenser winding machine : en
  • AU1554633A - Improvements relating tothe manufacture of mobile fuel from coal and oil : en
  • GB412054A - Improvements in wireless receivers : en
  • US1963520A - Washing machine : en
  • FR765940A - Improvements to systems for central telephone offices of the automatic or semi-automatic type, or other similar offices : en fr
  • GB412137A - Improvements in gearing for driving rolling mills : en
  • FR43550E - Improvement in valve distributions for pressurized fluid engines : en fr
  • FR43513E - New combined base and socket system for electric lamps : en fr
  • FR766027A - Device for removing smoke and / or improving combustion in locomotive boilers : en fr
  • GB411968A - Improvements in and relating to buffers for railway and like vehicles : en
  • GB412092A - Improvements in or relating to television apparatus : en
  • AU1468533A - Improvements in or relating to alternating-current electric meters acting onthe Ferraris principle : en
  • US1963902A - Method for perforating an identifying trade mark on natural leaves of flowers and other plant life : en
  • DE598836C - Intermediate dishes for conveyor baskets : de en
  • GB412114A - Improvements in and relating to pneumatic apparatus for separating granular substances : en
  • CA342332A - Steel pipe manufacture : en fr
  • CA342403A - Circuit breaker : en fr
  • GB412223A - Improvements in, and relating to, the grinding of safety razor blades : en
  • US1963141A - Green corn husking machine : en
  • US1963552A - Box book : en
  • CA342336A - Rail brace : en fr
  • CA342345A - Cutter chain : en fr
  • US1963163A - Garment hanger : en
  • US1963194A - Automatic start, change over, and stop for moving picture projectors : en
  • US1963283A - R l jriplett : en
  • US1963152A - Railway car door operating device : en
  • CA342373A - Rotary valve packing device : en fr
  • CA342481A - Telephone system : en fr
  • DE598712C - Method and device for producing cinematographic combination recordings : de en
  • GB412133A - Improvements in aeronautical metal propellers : en
  • US1963526A - Dirt trap for gas supply lines : en
  • AU1302333A - Method forthe destruction of vermin living in burrows and lairs : en
  • US1963889A - Dovetailing machine : en
  • US1963884A - Lapping machine : en
  • GB411992A - Improved film-feed indicator for kinematograph apparatus : en
  • GB412235A - Improvements in and relating to electrical systems for providing a sequence of operations : en
  • CA342504A - Glass working machine : en fr
  • DE598913C - Method of reproducing a photographic sound record : de en
  • CA342464A - Porous plaster : en fr
  • DE598651C - Pointer setting device for clocks : de en
  • CA342402A - Circuit breaker : en fr
  • CA342347A - Sanitary fixture : en fr
  • US1963078A - Heating system : en
  • US1963153A - Nailing strip : en
  • US1963314A - Swinging-tray conveyer : en
  • AU1557433A - Improvements in high-tension fuse blocks : en
  • GB411922A - Improvements in or relating to the stacking or arranging of substantially flat articles such as biscuits : en
  • GB412061A - Improvements relating to coloured or stereoscopic kinematographic projection of pictures : en
  • CA342482A - Fourdrinier paper machine : en fr
  • FR765982A - Improvements to filter cartridges for breathing apparatus : en fr
  • US1963931A - Rail testing apparatus : en
  • FR766142A - Converter systems : en fr
  • US1963865A - Block feeder fok match machines : en
  • US1963359A - Wire bale tie : en
  • DE598767C - Device for applying sealing caps to bottles and other vessels : de en
  • DE599012C - Binding for means of transport to be attached to the foot : de en
  • GB412030A - Improvements in and relating to electric mixing machines : en
  • US1963466A - Backstop mechanism for elevators : en
  • US1963837A - Shoe form : en
  • FR43502E - Improvements to statistical recording machines : en fr
  • FR765868A - Improvements to machines for wrapping pipes and the like : en fr
  • FR766064A - Improvements to paper containers : en fr
  • GB412098A - Improvements in or relating to the manufacture of sintered hard alloys : en
  • GB412159A - Improvements relating to spring upholstery : en
  • US1963085A - Comminuted alloy : en
  • US1963131A - Fluid cooling for electron emission tubes : en
  • US1963257A - Separation and purification of sulphonates with ammonia : en
  • US1963447A - Loose-leaf binder : en
  • GB412253A - Improvements in and relating to wireless receivers : en
  • GB412059A - Improvements in or relating to ball or float-operated valves or cocks : en
  • CA342517A - Brooder cleaner : en fr
  • DE598305C - Electric clock with synchronous motor and auxiliary movement : de en
  • DE598853C - Drive for the liftable and lowerable pressure cylinder on cylinder high-speed presses : de en
  • FR766143A - Improvements to electric ovens : en fr
  • GB411990A - Improvements in or relating to apparatus for testing electric signals : en
  • GB412170A - Improvements in and relating to variable speed gearing : en
  • US1963494A - Decoration of elastic articles : en
  • FR766077A - Apparatus suitable for shrinking and stretching fabrics, etc. : en fr
  • US1963389A - Toothbrush : en
  • US1963747A - Telephone system : en
  • US1963805A - Plumb level square : en
  • DE598849C - Locking device for the movement crank of a motor vehicle sliding window : de en
  • FR766086A - Improvements in the assembly of axles of railway equipment : en fr
  • GB412089A - Improvements relating to apparatus for optically projecting opaque pictures or the like : en
  • DE598973C - Opaque illuminator for polarizing microscopes : de en
  • FR765882A - Improvements to petroleum water heaters : en fr
  • FR766088A - Tool for twisting wire ties : en fr
  • FR765967A - Improvements in the supply of internal combustion engines : en fr
  • US1963343A - Drying of bark tanned leather : en
  • US1963708A - Beach chair : en
  • US1963290A - Watchman's clock : en
  • US1963501A - Device for applying insecticides to mill elevators : en
  • US1963903A - Foot exerciser : en
  • FR766007A - Improvements to stretchers or rod rollers, such as drip rollers : en fr
  • US1963275A - Process of treating vermiculite : en
  • US1963458A - Carburetor : en
  • DE598834C - Sofa bed with reversible seat : de en
  • GB412067A - An improved woven or knit fabric mainly consisting of cellulose containing fibres and a process for manufacturing the same : en
  • CA342476A - Railway car coupler : en fr
  • GB412034A - Improvements relating to the manufacture of shoes : en
  • US1963318A - Boxing and ventilating means for mattresses and the like : en
  • US1963607A - Floating foil capacitor : en
  • DE599068C - Sheeter : de en
  • GB412191A - An improved damping and suspension device for landing gears of aeroplanes : en
  • GB411934A - Improvements in or relating to packing machines : en
  • US1963867A - Pump valve : en
  • GB411956A - Improvements in or relating to moulding and vulcanising or the like apparatus : en
  • GB411974A - Improvements in cigars : en
  • FR766113A - Method and apparatus for electroplating metal : en fr
  • GB411883A - Improvements relating to cathode ray tubes : en
  • GB412009A - Improvements in or relating to punches for perforating paper or other sheet material : en
  • DE598822C - Pilgrim hot rolling mill : de en
  • GB412238A - Improvements in and relating to bins adapted for use for instance as dust or waste bins : en
  • US1963250A - Electric circuit installation : en
  • US1963560A - Sponge rubber article : en
  • AU1178933A - Improvements in or relating to cathode ray tubes suitable for use for television and like purposes : en
  • US1963158A - Line lock mechanism, bell ringing means and margin release for typewriting machines : en
  • US1963386A - Automatic train control : en
  • US1963790A - Window operator : en
  • US1963908A - Clamp : en
  • GB412217A - Improvements in and relating to control systems for colour lighting apparatus : en
  • GB412241A - Improvements in or relating to can body forming machines : en
  • US1963356A - Car : en
  • US1963819A - Threshold stop : en
  • US1963892A - Ornamentation of toilet articles : en
  • DE598789C - Method and device for measuring volume changes in the course of chemical reactions in gases, especially in the case of burns for determining firedamp : de en
  • FR765999A - Device for starting internal combustion engines : en fr
  • GB412032A - Improvements in and connected with sheet metal furniture : en
  • FR766124A - Advanced wick winding machines : en fr
  • US1963763A - Method of and apparatus for supplying molten glass : en
  • GB411937A - Improvements in or relating to power transmitting flexible couplings : en
  • US1963565A - Refrigerator : en
  • GB411940A - Improvements in and relating to wire ropes : en
  • DE589595C - Latch needle for picking up fallen stitches : de en
  • US1963605A - Hydrocarbon oil conversion : en
  • US1963279A - Operating lamp : en
  • US1963498A - Dewaxing hydrocarbon oils : en
  • US1963746A - Railway signaling : en
  • US1963685A - Valve : en
  • US1963697A - Casing box for cheese to be cut : en
  • CA342419A - Zeolite manufacture : en fr
  • CA342349A - Aeroplane : en fr
  • FR765916A - System for hooking up loads in inaccessible places or depositing loads in such places : en fr
  • FR766063A - Small packaging : en fr
  • US1963431A - Radiator enclosure : en
  • DE597470C - Currency exchange and goods dispensing device : de en
  • FR765949A - Machine for cleaning molds : en fr
  • GB411946A - Improvements in roller brushes : en
  • GB412047A - Improvements in stair-carpet holders : en
  • CA342434A - Brake reservoir drain : en fr
  • FR766184A - Device for assembling two pieces of wood such as for example a mass of end-wood table with the foot thereof : en fr
  • US1963234A - Socket locking attachment and tool for electric devices : en
  • US1963479A - Brake : en
  • US1963907A - G a julius : en
  • US1963277A - Clutch : en
  • DE599034C - Self-priming centrifugal pump : de en
  • US1963271A - Legging : en
  • AU1295133A - An improved device for attaching shares to ploughs anda shai designed for use therewith : en
  • US1963146A - Method of casting centrifugal pipes : en
  • US1963544A - Display rack : en
  • US1963750A - Electrical relay : en
  • USD92558S - Design fob a molding fob pieces of : en
  • FR766058A - Self-propelled air carrier device : en fr
  • CA342408A - Hydrocarbon gas processing : en fr
  • US1963712A - Method and apparatus for treating shop turnings : en
  • US1963616A - Filter cake thickness control : en
  • US1963634A - Sling : en
  • DE599015C - Swing excavator for high and low cut, movable on the chassis transversely to the direction of travel : de en
  • GB412033A - Improvements in air supply control systems for furnaces : en
  • DE598857C - Automatic electrical short-circuit braking : de en
  • US1963303A - Printing mechanism for use with meters and other measuring instruments : en
  • US1963593A - Electric band tightener : en
  • US1963628A - Fuel saving valve : en
  • US1963656A - Ophthalmic mounting : en
  • US1963230A - Wire wheel : en
  • US1963635A - Closure : en
  • DE598815C - High voltage clamp for the implementation of a high voltage power line : de en
  • CA342360A - Accounting system : en fr
  • US1963227A - Window operator : en
  • AU1345033A - Automatic time starting and stopping device for radio receiving sets : en
  • CA342430A - Electric transmission line system : en fr
  • US1963170A - Lasting machine : en
  • DE599057C - Compression press for the production of hollow rubber bodies filled with compressed gas, in particular rubber toys : de en
  • FR765947A - Improvements in the manufacture of wooden rims : en fr
  • FR766102A - New disazo dyes, plastic organic materials dyed with these dyes and processes for the preparation of said substances : en fr
  • DE598765C - Card punching machine with step-by-step card switching : de en
  • DK48885C - Procedure and device for packing raw dough and the like for sale specific goods. : da en
  • FR43515E - Measuring tool : en fr
  • FR766003A - Machine for guiding pipe cutting torches : en fr
  • FR766023A - Automatic cash dispenser : en fr
  • US1963387A - Transmission shift : en
  • USD92512S - Design for a knitted fabric : en
  • US1963910A - Method of making vitreous materials : en
  • DE598933C - Switching device for gear change transmission with ball circuit and more than two parallel shift rails : de en
  • GB412251A - Improvements in or relating to superheaters for steam generators : en
  • US1963172A - Internal combustion engine : en
  • US1963393A - Laminated panel : en
  • US1963675A - Method of obtaining an autoclave closure for vessels of all kinds : en
  • CA342414A - Hollow lever manufacture : en fr
  • FR765910A - Improvements in the production of cast metal parts : en fr
  • FR765926A - Photo-electric piano : en fr
  • GB412073A - Improvements in or relating to turbines, centrifugal pumps, and the like : en
  • DK48892C - Fuel pump, especially for Explosion engines. : da en
  • US1963218A - Lighting fixture : en
  • US1963781A - Roll polisher : en
  • DE598953C - Method for the representation of ketene : de en
  • GB412219A - Improved arrangements for controlling electrical devices in a predetermined sequence : en
  • GB412257A - An improved method and means of route identification or indication for vehicles : en
  • US1963474A - Foot comfort pad : en
  • US1963700A - Road joint installer : en
  • US1963202A - Device for applying and removing locking bungs : en
  • US1963286A - Hydraulic tilting device, especially for tilting the bodies of motor vehicles : en
  • US1963691A - Tool for straining a wire and fastening the wire ends by twisting : en
  • CA342371A - Stamping machine : en fr
  • US1963586A - Automatic telephone system : en
  • DE598617C - Method and device for sieving bristles by means of a sieve bogan provided with openings : de en
  • DE599035C - Brake drum for motor vehicles : de en
  • CA342362A - Anti-freezing compound : en fr
  • US1963061A - Electrical plug socket : en
  • US1963490A - Lighter : en
  • US1963231A - Manufacture of aqueous emulsions : en
  • US1963741A - Antislagging superheater boiler : en
  • DE599056C - Method and device for producing a load-bearing ceiling without formwork : de en
  • GB412559A - Improvements in or relating to sifting and screening apparatus : en
  • CA342440A - Waxed fabric uniting method : en fr
  • AU1255033A - Improvements in or relating to light sources for use in television and similar systems : en
  • US1963066A - Draft rigging : en
  • US1963173A - Retractor : en
  • DE598364C - Air heater for tea dryer : de en
  • DE598900C - Floor polisher with dust extraction : de en
  • DE598929C - Development box : de en
  • DE599003C - Rear-wheel drive three-wheel delivery van : de en
  • AU1565833A - Improvements in or relating togas meters : en
  • US1963097A - Hog bleeding and defibrinating apparatus : en
  • CA342333A - Aeroplane : en fr
  • CA342343A - Railway vehicle journal box and bearing : en fr
  • CA342372A - Railway car and shock absorber : en fr
  • US1963473A - Straight knitting machine : en
  • US1963862A - Process for recovering chemical compounds from the gases of the soda melting furnaces in the production of sulphate cellulose : en
  • AU1525033A - Improvements in and connected with conduits or penstocks : en
  • CA342506A - Telegraph exchange station circuit : en fr
  • US1963717A - Method for the heat treatment under pressure of high boiling hydrocarbons : en
  • US1963096A - Photographic film strip : en
  • US1963191A - Energy translator : en
  • US1963514A - Form tie clamp : en
  • US1963748A - Manufacture of aromatic acid chlorides : en
  • US1963252A - Optical torsion balance : en
  • CA342368A - Film treating apparatus : en fr
  • CA342443A - Thread covering machine : en fr
  • US1963143A - Tire cover : en
  • FR766022A - Improvements to absorption refrigeration equipment : en fr
  • FR766028A - Illuminated plate for automobiles and other motive power vehicles : en fr
  • GB412215A - Improvements in signalling systems such as telegraph systems : en
  • FR43524E - Method and apparatus for producing drawn glass : en fr
  • FR765930A - Process of concentrating and granulating a body in solution or in suspension in a liquid : en fr
  • GB412088A - Improvements in and relating to connecting uppers and soles of footwear : en
  • US1963384A - Engine fuel supply means : en
  • US1963461A - Aeroplane : en
  • GB411997A - Improvements in or relating to junction pieces for pipe lines and method of making same : en
  • US1963102A - Capping machine : en
  • CA342393A - Bearing : en fr
  • US1963261A - Auxiliary well for ink bottles : en
  • US1963926A - Guard for tomato lugs : en
  • CA342467A - Sign cabinet : en fr
  • CA342450A - Alloy steel : en fr
  • US1963784A - Beverage dispensing apparatus : en
  • CA342326A - Vulcanization accelerator : en fr
  • US1963569A - Safety glass : en
  • US1963692A - Light sensitive cell : en
  • FR766011A - Horseshoe allowing work on asphalt roads : en fr
  • US1963124A - Assembled picture frame : en
  • DE598830C - Bag opener : de en
  • CA342418A - Cellulose ether derivative : en fr
  • US1963487A - Air cooled engine cylinder block : en
  • US1963515A - Return bend fittings for oil cracking stills : en
  • US1963737A - Apparatus for treating tomatoes, etc. : en
  • US1963176A - Self-photographing apparatus : en
  • US1963622A - Gelatin dynamite composition : en
  • US1963667A - Interlocking bolt and nut : en
  • USD92515S - Design for a folded fabric for lining : en
  • AU1606734A - Hand shoe-stitching machine : en
  • US1963643A - Circuit interrupter : en
  • CA342379A - Golf practice device : en fr
  • US1963169A - Machine for and method of inserting fastenings : en
  • GB412169A - Improvements in or relating to harvesting of peat or peat-forming materials more especially in connection with the production of peat powder : en
  • US1963684A - Pump : en
  • US1963843A - Coupling : en
  • US1963764A - Charging rotating skip bucket : en
  • US1963349A - Sewing machine : en
  • FR765856A - Improvements in microphones and receivers : en fr
  • GB412278A - Improvements in and relating to inflatable rubber hollow bodies : en
  • CA342498A - Railway remote control apparatus : en fr
  • US1963584A - Draft gear : en
  • DE593960C - Method for mechanically driving the drawer of looms : de en
  • GB412138A - Improvements in or relating to vaporizing apparatus for liquid fuel burners : en
  • AU1369333A - Improvements in or relating to pumps : en
  • US1963150A - Centrifugal pipe casting machine : en
  • US1963406A - Method of treating petroleum emulsions : en
  • DE598869C - Two-stroke internal combustion engine : de en
  • DE598898C - Process for producing glass tubes and glass rods with different colored glass inserts : de en
  • GB411905A - Improvements in and connected with chicken brooders : en
  • GB411928A - Improvements relating to the production of metal castings : en
  • FR43511E - Illuminated pedestal for establishing urban zebra crossings : en fr
  • FR765995A - Level crossing warning device : en fr
  • DE598722C - Signal direction for crossings on single and multi-track railways : de en
  • FR43543E - Apparatus intended to raise the vine : en fr
  • FR766052A - Improvements in the preparation of a material for the production of molds for use in the manufacture of pottery and the like : en fr
  • GB412182A - Improvements relating to the use of thermionic valves : en
  • FR766129A - Gas mask cartridge : en fr
  • GB412135A - Improvements in or relating to starting means for internal combustion engines : en
  • GB411935A - Improvements in rotary kilns : en
  • FR766060A - Artificial aging and purification of hydrocarbons : en fr
  • GB412026A - Apparatus for the decomposition and composition of pictures particularly in television : en
  • GB411950A - Improvements in evaporative cooling systems for internal combustion engines : en
  • CA342395A - Pit-prop : en fr
  • CA342404A - Expansion joint : en fr
  • GB412193A - Improvements in and relating the anodic coating of aluminium and aluminium alloys : en
  • US1963344A - Post brake beam : en
  • US1963866A - Concrete step : en
  • US1963062A - Welding die : en
  • US1963731A - Desuperheater : en
  • US1963911A - Folding table : en
  • US1963107A - Camera : en
  • US1963171A - Fastening inserting mechanism : en
  • US1963782A - Method of processing the contents of valved containers : en
  • GB412181A - New or improved device for carbonating liquids in bottles : en
  • CA342356A - Can sealing machine : en fr
  • US1963895A - Waterproofing composition : en
  • DE598736C - Spark plug : de en
  • US1963452A - Automatic gas cut-off : en
  • US1963796A - Window washer's seat : en
  • GB412051A - Improvements in and relating to the measurement of lightning discharges : en
  • US1963825A - Electromagnetic regulating apparatus : en
  • US1963106A - Galvanizing machine : en
  • DE598801C - Cushioning for airplanes through air-filled hollow rubber bodies : de en
  • DE598850C - Hollow loading plug for shotgun shells : de en
  • USD92548S - Design for a bridge for an : en
  • US1963226A - Rubber cord : en
  • US1963788A - Picture viewing apparatus : en
  • US1963824A - Flower holder : en
  • US1963101A - Container and spring clamp therefor : en
  • US1963549A - Adjustable pressure emulsor : en
  • US1963157A - Furnace lining : en
  • US1963177A - Sealed quilted material : en
  • US1963917A - Pour test depressor : en
  • GB411962A - Improved shade carrier for electric lamps : en
  • GB411949A - Improvements in and relating to mountings for spinning spindles for silk and like spinning machines : en
  • GB412008A - Improvements relating to conveyor apparatus for distributing material in a trench bunker and discharging material therefrom : en
  • US1963140A - Control for stoker mechanisms for furnaces : en
  • US1963346A - Paging apparatus : en
  • CA342337A - Electric switch : en fr
  • US1963263A - Ticket punching device : en
  • DE598859C - Device to facilitate the coarse synchronization of synchronous machines, the nominal power of which is considerable in relation to that of the network on which they work : de en
  • US1963112A - Automobile arm and rod connection : en
  • US1963370A - Method of making tires : en
  • US1963774A - Building construction : en
  • DE598692C - Motor vehicle tractor : de en
  • FR766095A - Device for cleaning a centrifugal sieve : en fr
  • FR766112A - Pantascopic glasses with bridge and adjustable lenses : en fr
  • GB412237A - A gas discharge device circuit arrangement for indicating signalling currents or the like : en
  • GB411942A - Electric cut-out or protective systems with automatic circuit breakers : en
  • DE598909C - Measuring wheel : de en
  • FR766119A - Process for the production of wash-resistant primers : en fr
  • CA342380A - Lawn mower : en fr
  • US1963130A - Bib : en
  • US1963890A - Manufacture of thin panels : en
  • FR766096A - Automatic speed control system for electric motors : en fr
  • US1963213A - Magnetic motor : en
  • USD92552S - Design for a napkin or similar : en
  • GB412188A - Process for the preparation of transformation products from oils obtained from fatty oxyacids or substances containing the same : en
  • US1963529A - Scouring device : en
  • US1963835A - Back for folding chairs : en
  • US1963912A - Wind motor : en
  • FR766127A - Saucer : en fr
  • US1963105A - Method for the production of cuprous oxide : en
  • DE598628C - Rotary lobe compressors : de en
  • FR765860A - Improvements to tracked vehicles : en fr
  • US1963347A - Furniture : en
  • FR43508E - Improvements to flexible synthetic resins and their manufacture : en fr
  • DE598885C - Procedure for keying tube transmitters : de en
  • FR766055A - Hosiery and the like : en fr
  • US1963562A - Projecting apparatus : en
  • US1963823A - Abrasive tool : en
  • US1963941A - Inspection door construction : en
  • US1963210A - Brake : en
  • CA342370A - Handle and strap holder : en fr
  • FR765909A - Further training in collets : en fr
  • GB412208A - Manufacture of stable solutions of anaesthetic substances : en
  • CA342396A - Traction device : en fr
  • US1963853A - Method of forming separable snap fastener studs : en
  • US1963828A - Tobacco pouch and the like : en
  • FR766097A - Improvements to the suspension of vibrating or oscillating bodies : en fr
  • FR766195A - Method and apparatus for processing filaments of incandescent lamps : en fr
  • US1963437A - Goggles : en
  • USD92554S - Design for a furniture base : en
  • AU1404233A - Improvements relating to electric trolley wires or conductors : en
  • FR765986A - Advanced brushing device for drum root cutters : en fr
  • FR766155A - Process for the preparation of eggs filled with a mixture of egg yolk and liqueur : en fr
  • FR765870A - Device for igniting magnesium strips or wires : en fr
  • US1963330A - Rotary meter : en
  • US1963761A - Process of making chlorobenzene : en
  • FR43539E - Line composing and casting machine with multi-function control lever : en fr
  • CA342521A - Multiple-exhaust generator : en fr
  • IE12854L - Zinc purification : en