• US2293348A - Auxiliary covering : en
  • US2293112A - Compact high frequency dipole : en
  • CA406800A - Detachable garment lining : en fr
  • AU115697B2 - Improvements in and relating to the treatment of food grain : en
  • US2293368A - System of frequency conversion : en
  • DE723752C - Process for the production of adipic dinitrile : de en
  • USRE22159E - Rotary pimp or motor : en
  • US2293156A - Straightening apparatus : en
  • USD133468S - Design for, a separable brooch : en
  • US2293310A - Metal-enclosed bus structure : en
  • US2293322A - Starter : en
  • US2293177A - Electron discharge device circuits : en
  • US2293311A - Electrically driven gyroscope : en
  • US2293047A - Apparatus for zone hardening : en
  • US2293072A - Dye package : en
  • DE724243C - Radiant head for washing fountains : de en
  • US2293679A - Pickup baler : en
  • AU115667B2 - Thermionic amplifiers : en
  • DE723994C - Process for practically grain-free coloring of a vibration track, in particular a sound track : de en
  • US2293270A - Valve : en
  • DK60066C - Dry shaver. : da en
  • DE724102C - Engobing machine for ceramic objects : de en
  • US2293637A - Electric clipper : en
  • DE724254C - Arrangement for the illumination of streets by means of stationary lights : de en
  • GB547279A - Improvements relating to stanchions : en
  • GB547192A - Lubricating means for sewing machine loop-takers : en
  • GB547214A - Improvements in or relating to the alkylation of hydrocarbons : en
  • US2293531A - Plant bulb protector : en
  • US2293326A - Lighting equipment : en
  • DE724230C - Process for the production of shiny zinc coatings : de en
  • GB547236A - Improvements in or relating to fluid actuated rock drills : en
  • FR874682A - Image projection apparatus particularly applicable to the reproduction of stereoscopic images : en fr
  • US2293182A - Shipping and dispensing container : en
  • US2293618A - Laundry treating apparatus : en
  • GB547175A - Improvements relating to automatic lubricating systems : en
  • US2293415A - High frequency amplifier circuit : en
  • DE724246C - Tilting device for sheet separation operated by suction air : de en
  • US2293405A - Educational apparatus : en
  • US2293317A - Purification of vinylidene chloride : en
  • US2293407A - Reduction gear : en
  • CA406796A - Absorbable insulating animal membrane and suture : en fr
  • US2293056A - Apparatus for abstracting and preparing fibers from fiber-bearing plants : en
  • US2293319A - Electrical circuit interrupter : en
  • US2293198A - Remote control for landing gear and flaps : en
  • DE724142C - Incandescent cathode, the cathode body of which has a cavity provided with emission material : de en
  • GB547187A - Improvements in or relating to the manufacture of magnetic materials : en
  • FR874653A - Device for generating, detecting or modifying electrical oscillations : en fr
  • USD133441S - Design fob a shoe : en
  • USD133481S - Design fob a flag ob similar abticle : en
  • FR874697A - Drill : en fr
  • GB547148A - Production of organo metallic compounds : en
  • GB547267A - Improvements in marking, scoring and cutting tools for patterns for wearing apparel : en
  • GB547317A - Improvements in or relating to auxiliary air admission devices for internal combustion engines : en
  • DE724158C - Process for the production of packaging sleeves from lacquered cellulose hydrate films by gluing under pressure and heat : de en
  • FR874722A - Deflection controlled electric discharge tube : en fr
  • CA406848A - Photo-electric controlling system : en fr
  • DE724050C - All-terrain vehicle : de en
  • DK60067C - Machine for pruning the end of a shoe sole facing the heel. : da en
  • GB547190A - Improvements in or relating to signal pistols : en
  • US2293285A - Doughnut lifter : en
  • US2293428A - Finishing composition : en
  • US2293109A - Mass balling machine : en
  • US2293459A - Watch : en
  • CA406835A - Sulphapyridine complex : en fr
  • DE724106C - Steel alloy resistant to sulfuric acid : de en
  • US2293399A - Fastening device for walls of stove structures : en
  • USD133479S - Design for a separable brooch : en
  • DE724239C - Machine tool, in particular thread grinding machine : de en
  • GB547304A - Electric circuit control : en
  • US2293152A - Velocity modulated tube with removable resonator : en
  • US2293204A - Constant velocity universal joint : en
  • US2293181A - Sound absorbing apparatus : en
  • FR874718A - Automobile truck : en fr
  • DE723498C - Process for the preparation of aliphatic oxyaldehydes and oxyketones : de en
  • DE724110C - Method and device for the photographic recording of Morse code or other message symbols on circular character carriers, the recording being made in the form of a spiral : de en
  • GB547281A - Ultra-high frequency harmonic generating systems : en
  • FR874669A - Sealant for inner tubes and similar rubber hoses : en fr
  • USPP543P - brown ell : en
  • DE723981C - Process for producing a chlorocarbon of the formula C Cl : de en
  • DE724031C - Discharge vessel, in particular small electron tubes, which has a ceramic, glass-coated closing body, and method for its production : de en
  • US2293327A - Grinding machine : en
  • DE723929C - Single-phase or multi-phase conversion device suitable for supplying inductive reactive current to the feeding or fed AC network, at least temporarily working as an inverter, with controlled discharge paths : de en
  • DE724294C - Method for playing back sound recordings : de en
  • US2293279A - Aircraft transmission : en
  • US2293438A - Combined range and view finder : en
  • FR874694A - Decolorizing and refining agent for glass : en fr
  • US2293113A - Separation of carbon black or fine powders from gases : en
  • US2293331A - Wall facing : en
  • GB547231A - Improvements relating to apparatus for handling frequency or phase modulated electrical oscillations : en
  • US2293521A - Electro-optical system : en
  • US2293556A - Adsorption refrigeration system : en
  • FR874686A - New bottom bracket system : en fr
  • GB547198A - Improvements in electrical bus-bars or the like : en
  • US2293370A - Shoe : en
  • US2293389A - Knot strength : en
  • US2293390A - Spray nozzle : en
  • CA406815A - Clutch assembly : en fr
  • CA406884A - Air vent : en fr
  • CA406843A - Arc tube system : en fr
  • FR874738A - Electrical assembly for rectifying alternating currents : en fr
  • GB547210A - Improvements in or relating to drift release mechanism for presses : en
  • DE724167C - Pliers-like, with pliers legs that can be pressed together by hand, as well as parallel guided jaws and a tool provided with stamping and cutting means attached to them : de en
  • DE724113C - Winding arrangement in the stand of high-voltage machines : de en
  • USD133438S - Design for a household chair : en
  • CA406883A - Hydrocarbon oil cracking process : en fr
  • DE723838C - Ship water tube boiler with bypass channel : de en
  • DE724203C - Protective shield against incendiary bombs : de en
  • DE724264C - Process for generating a pressure medium jet intended for blowing molten substances for the purpose of extracting slag wool, rock wool or the like. : de en
  • GR9947B - ELECTRONIC BUNCH TUBES. : el en
  • DE724272C - Leaf spring for vehicles of all types, between the spring leaves of which rolling bodies are arranged with the interposition of wear-resistant abutments : de en
  • US2293360A - Air conditioning method and apparatus : en
  • GB547202A - Improvements in and relating to gas turbines : en
  • AU405441A - Rubber hydrochloride film : en
  • DE724287C - Roentgen apparatus with a high-voltage transformer with coaxially arranged windings, the secondary winding of which is oil-insulated : de en
  • DE724298C - Makeshift coupling for rail vehicles that are in production but not yet equipped with the service coupling : de en
  • US2293430A - Retaining clip and cap for pens or pencils : en
  • US2293253A - Handling of acid sludges : en
  • US2293107A - Pipe laying machine : en
  • US2293134A - Slideway construction for machine tools : en
  • DE724153C - Airplane wing : de en
  • US2293363A - Lock structure : en
  • CA406851A - Photo-electric telegraph transmitter : en fr
  • US2293518A - Bag filling apparatus : en
  • DE724228C - Process for the remuneration of fresh wood veneers by cold rolling : de en
  • DE724041C - Exhaust gas checker for internal combustion engines : de en
  • CA406849A - Colour treatment apparatus for slide fasteners : en fr
  • DE724308C - stopcock : de en
  • US2293144A - Chair : en
  • CA406818A - Signal receiving system : en fr
  • US2293050A - Speed change mechanism : en
  • US2293523A - Welding electrode : en
  • US2293606A - Contact terminal : en
  • DE724048C - Switching device for gear change transmissions, especially of motor vehicles : de en
  • FR874688A - Cathode : en fr
  • US2293103A - Grinder for grinding the pressure bars of veneer cutting machines : en
  • US2293625A - Garment bag : en
  • DE723851C - Self-seller for issuing thin items, especially postcards : de en
  • US2293574A - Controlling device : en
  • GR9956B - ALTERNATIVE TELEGRAPHY AFTER DOUBLED THE FREQUENCY. : el en
  • DE724165C - Disc for centrifugal machines, preferably steam or gas turbines, fastened to the outer edge via an annular flange : de en
  • FR874731A - Ceramic capacitor : en fr
  • US2293485A - Piezoelectric device holder : en
  • USD133447S - Design fob a shoe : en
  • US2293143A - Flow regulator : en
  • US2293538A - Apparatus for and method of trademarking ice cream : en
  • US2293247A - Welding method and apparatus : en
  • DE724169C - Automatic changeover device for the Kunze-Knorr freight train brake : de en
  • DE724280C - Rear suspension for bicycles, especially for motor vehicles : de en
  • GB547255A - Improvements in or relating to the manufacture of organic sulphur compounds : en
  • US2293412A - Air-cooled cylinder head : en
  • US2293433A - Tape serving apparatus including feeding means therefor : en
  • US2293535A - Multiple spot welder : en
  • DE724187C - Device for regulating steam generators with forced flow : de en
  • GB547234A - Feeding mechanism for sewing machines : en
  • DE724222C - Conversion arrangement for the transmission of energy between a single-phase alternating current system and a direct current system : de en
  • US2293312A - Table-tennis bat : en
  • US2293333A - Dispensing pump register and ticket printer : en
  • US2293398A - Apparatus for separating materials : en
  • DK60062C - Artificial Sausage Skin. : da en
  • GB547264A - Improvements in or relating to ground wheels for agricultural tractors and like vehicles : en
  • US2293634A - Scalp medicator : en
  • USD133508S - Design for a jacket : en
  • GR9950B - LIGHT APPEARANCE METHOD OF THE CALCULATION METHOD METHOD. : el en
  • DE716684C - Compressed air switch for high rated current : de en
  • GB547280A - Improvements in or relating to switching means for interconnecting co-axial conductors : en
  • DE724103C - Method and device for cleaning swimming pool water : de en
  • DE724098C - Target : de en
  • US2293148A - Television system : en
  • US2293293A - Air pick-off for sensitive instruments : en
  • US2293468A - Cold cathode rectifier : en
  • GR9954B - METHOD OF DETERMINATION OF A POSITION THROUGH A ROTARY SIGN - TRANSMITTER. : el en
  • GB547265A - Process for extraction of alumina from clays and shales : en
  • US2293676A - Method of separating fatty acids : en
  • US2293453A - Dehydrating treatment : en
  • US2293516A - Bottle crate : en
  • USD133486S - Design for a kange : en
  • DE724213C - Knocking machine : de en
  • USD133448S - Design for a calendar blank : en
  • USD133465S - Design for a combined valve and thermostat : en
  • GB547283A - Improvements in or relating to sliding clasp fasteners : en
  • US2293138A - Indicator : en
  • US2293216A - Grinder : en
  • US2293028A - Sewage treatment : en
  • GB547163A - Improvements in or relating to calculating apparatus : en
  • DE724124C - Process to increase the corrosion resistance of aluminum-magnesium alloys : de en
  • DE724288C - Process for the preservation of photoelectric cells which contain crystalline layers : de en
  • US2293316A - Method of and apparatus for controlling temperatures : en
  • US2293624A - Fastening-inserting machine : en
  • DE724135C - Protection arrangement on handle locks : de en
  • DE724282C - Bipod mount with leveling device : de en
  • GB547227A - Improvements in or relating to apparatus for sealing closure caps, lids or covers or packing vessels such as jars or cans : en
  • GB547209A - Improvements in or relating to processes of treating sugar beet juice : en
  • US2293258A - Acoustic device : en
  • GB547233A - Mechanisms and methods for trimming curved contours : en
  • US2293162A - Solvent for dewaxing : en
  • US2293179A - Circuit breaker : en
  • US2293572A - Bathroom scale : en
  • DE723847C - Flat knitting machine and method for making finger gloves : de en
  • DE724132C - Receiving arrangement with a two-electrode rectifier : de en
  • DE724120C - Maximum recorder with writing utensils periodically decoupled from the counter drive : de en
  • GB547314A - Improvements in bimetallic elements : en
  • CA406792A - Dolly or trailer coupling device : en fr
  • US2293325A - Safety gas valve : en
  • US2293272A - Sweep for cultivators : en
  • FR874672A - Device for turning pistons of internal combustion engines and similar shaped workpieces : en fr
  • GB547302A - Improvements in and relating to the synthesis of aromatic and heterocyclic n-(amino-alkyl) substituted amines : en
  • GB547244A - Improvements in process and apparatus for the concentration of sulphuric acid : en
  • FR874657A - Spindle drive for sliding head milling machine : en fr
  • DE724131C - Circuit for adapting an asymmetrical high-frequency arrangement to a symmetrical one : de en
  • DE724166C - Mortising connection, preferably for radially loaded centrifugal machines, in particular steam or gas turbines, and processes for their production : de en
  • US2293442A - Well cleaning apparatus : en
  • USRE22160E - davis : en
  • DE724093C - Safety valve for flowing gases and liquids : de en
  • US2293320A - Gas blast circuit breaker : en
  • US2293480A - High frequency amplifier : en
  • DE724163C - Fastening of radially loaded blade rims for centrifugal machines, especially steam or gas turbines, and methods for their implementation : de en
  • AU115669B2 - Improved means for use in filing documents and for other purposes : en
  • US2293593A - Hair treating apparatus : en
  • GB547300A - Improvements in and relating to vacuum-tight seals between electric current leads and containers of quartz or like vitreous material : en
  • US2293567A - Electron dischrage apparatus : en
  • FR874664A - Solder for tungsten wires glowing in service in electric discharge tubes or incandescent lamps : en fr
  • US2293479A - Oil seal : en
  • GB547275A - Improvements in or relating to gas and the like fluid meters : en
  • DE724276C - Holder for milling tools : de en
  • DE724175C - Telecommunication cables : de en
  • DE724314C - Pneumatic ball tires for the wheels of aircraft landing gear : de en
  • US2293078A - Microphone : en
  • US2293095A - One-way clutch : en
  • DE724056C - Device for continuous measurement and recording of the track gauge : de en
  • GB547173A - Improvements in or relating to mercury switches : en
  • GB547185A - Improvements in devices for sharpening safety razor blades : en
  • FR874674A - Device for clamping and for releasing workpieces with a conical seat on or in shafts : en fr
  • US2293082A - Moistureproof salt shaker : en
  • US2293299A - Preselecting mechanism : en
  • US2293439A - Apparatus for making noudles or pellets : en
  • US2293189A - Lubrication apparatus : en
  • DE724081C - Goniometer for two or more wave ranges : de en
  • USD133502S - Design for a locomotive body : en
  • US2293492A - Automatic load regulator : en
  • GB547188A - Process for metallisation of metal articles, especially aluminization of iron articles : en
  • US2293421A - Apparatus for production of gas : en
  • FR874663A - Electromagnetic device comprising a stator and an armature, in which one of these elements is made entirely or in part of magnetic steel : en fr
  • GB547150A - Improvements in hosiery and method for producing the same : en
  • US2293026A - Amino acid esters : en
  • US2293031A - Method of preparing ammonium thiocyanate : en
  • US2293579A - Embalming apparatus : en
  • CA406859A - Fastener member and fastener installation : en fr
  • DE724122C - Ignition timing control in light oil injection internal combustion engines : de en
  • USD133492S - Hose supporter clasp loop : en
  • US2293217A - Phonograph apparatus : en
  • US2293489A - Structural element : en
  • DE724212C - Machine for multiple folding and pressing of rectangular towels : de en
  • US2293596A - Fastener and fastener installation : en
  • US2293611A - Telephone system : en
  • US2293231A - Circular saw conditioner : en
  • US2293157A - Electrode holder : en
  • CA406814A - Process and apparatus for drying : en fr
  • DE724033C - Apparatus for producing fibers from glass : de en
  • US2293345A - Food chopper : en
  • US2293128A - Firearm stock construction : en
  • US2293131A - Collapsible ice bunker : en
  • US2293496A - Table of the extension leaf type : en
  • US2293566A - Spring construction : en
  • US2293600A - Brake mechanism : en
  • US2293116A - Lighting fixture : en
  • AU287941A - Interpolymers : en
  • AU115695B2 - Rubber hydrochloride film : en
  • US2293576A - Photographic exposure meter : en
  • US2293029A - Chain : en
  • US2293071A - Multiple ram hydraulic jack : en
  • US2293099A - Process of making ceramic bonded articles : en
  • US2293400A - Method for producing metal bodies : en
  • US2293515A - Machine tool : en
  • DE724260C - Resonance sieve : de en
  • US2293277A - Color stable resin : en
  • AU387841A - Process forthe manufacture of rectifiers : en
  • CA406858A - Propeller pitch changing mechanism : en fr
  • GR9959B - METHOD FOR TRANSMISSION OF SIGNS. : el en
  • DE724202C - Body protection with movable protective device that does not hinder body movements : de en
  • CA406867A - Piston ring : en fr
  • DE724206C - Process for chemical cleaning of water and waste water with iron : de en
  • US2293077A - Telegraph transmitter : en
  • US2293102A - Toy piano : en
  • US2293053A - Slicing machine : en
  • US2293454A - Aminoplast containing a halogenated amide : en
  • DE719714C - Generator metadyne with standard windings that are used for control purposes and that act in the working and possibly also in the exciter brush axis and connected to the useful brushes : de en
  • DE724178C - Arrangement to eliminate the self-excited oscillations in synchronous drives : de en
  • DK60068C - Shooters. : da en
  • DE724151C - Device for forming and dividing butter : de en
  • GR9945B - CONNECTIONS TO TRANSITION FROM AN ASYMMETRIC HIGH FREQUENCY LINE TO A SYMMETRIC LINE OF ENERGY OR AGAINST. : el en
  • DE724104C - Control for starting up refrigeration machines : de en
  • DE724027C - Device for scanning a film by means of a perforated disc provided with a double spiral : de en
  • DE724137C - Device for radial and axial adjustment of the armature of electric motors : de en
  • FR874685A - New process for obtaining combustible liquid hydrocarbons by polymerization of gaseous saturated or unsaturated, iso-cyclic, heterocyclic hydrocarbons and all their derivatives : en fr
  • US2293347A - Golf glove : en
  • US2293520A - Cotton packer : en
  • USD133461S - Design for an automobile spotlight : en
  • US2293307A - Railway traffic controlling apparatus : en
  • US2293540A - Ray reflector : en
  • US2293264A - Punch and die set holder : en
  • US2293184A - Sink-top construction : en
  • US2293465A - Process for the manufacture of mercaptothiazolines : en
  • US2293536A - Window : en
  • US2293194A - Wheel handling device : en
  • US2293197A - Detachable gearshift lever and lock : en
  • US2293054A - Ticket : en
  • USD133467S - Brooch or similar article : en
  • DE724186C - Process for the production of surfaces of common materials that fluoresce in ultraviolet light : de en
  • DE724292C - Brewing device for coffee : de en
  • DK60060C - Blower device for air-cooled Engines with opposite Cylinders. : da en
  • US2293482A - Heat pump : en
  • DE724237C - Bicycle spoke lock : de en
  • GR9953B - COILS AND SWITCHES AFTER IRON NUCLEAR CONTAINING SILICONE. : el en
  • USD133475S - Design for a brooch or similar article : en
  • USD133480S - Design fob a box ob the like : en
  • US2293342A - Box structure : en
  • DE724266C - Wall mounting for wash basins with support arms engaging in basin channels : de en
  • DE724145C - A needle that can be used as a knitting, necking or auxiliary needle : de en
  • FR874740A - riveting nut for the aircraft industry : en fr
  • GB547285A - Improved methods of and apparatus for televising films : en
  • SE105255C1 - : en
  • US2293388A - Polyamides and their preparation : en
  • US2293677A - Electrical cable covering : en
  • GB547149A - Improvements in and relating to automatic pilots : en
  • US2293402A - Refrigerator latch : en
  • US2293525A - Signal code sending system with auxiliaries : en
  • FR874725A - Automatic mixer for supplying engines, in particular with gasifier gases : en fr
  • GB547266A - Improvements relating to squeegees or scrapers for pavements and the like : en
  • FR874659A - equipment for measuring body dimensions : en fr
  • FR874670A - Bow for violin : en fr
  • GB547232A - Improvements in or relating to domestic fireplaces : en
  • GB547241A - Improvements in electric systems for the control of the temperature of a space : en
  • GB547204A - Improvements in and relating to cooling arrangements for gas turbines : en
  • DE724236C - Flap adjustable in several intermediate positions and pivotable about a horizontal axis : de en
  • GB547251A - Improvements in the production of carburetted water gas : en
  • US2293280A - Elevated fishing line guide : en
  • DE724309C - Automatic lathe for rod-shaped materials : de en
  • US2293487A - Electric circuit breaker : en
  • US2293687A - Bag closing machine : en
  • USD133506S - Design tor a dress : en
  • US2293226A - Fluid pressure remote control system : en
  • US2293545A - Chain applicator : en
  • DE724291C - Barber chair with reversible seat : de en
  • DE724059C - Isolation arrangement for transformers : de en
  • US2293200A - Speed reducer : en
  • GR9958B - PROVISION TO ADJUST THE DEGREE OF CONFIGURATION OF WIRE TELEGRAPHY TRANSMITTERS. : el en
  • US2293580A - Process for the treatment of ironcontaining surfaces and product thereof : en
  • FR874720A - Process for the preparation of polyamide solutions or pastes : en fr
  • US2293451A - Case mixer : en
  • DE724255C - Process for the production of non-adjustable foot bandages with the same length and tension from elastic woven and knitted fabric : de en
  • DE724270C - Process and device for total evaporation of liquefied gases which contain explosive additions : de en
  • CA406855A - Electromagnetic device impedance adjusting means : en fr
  • GB547168A - Improvements in or relating to processes of and apparatus for treating fatty acid-containing stock : en
  • FR874699A - Device for applying materials to surfaces and, more particularly, for applying wax to the sliding surface of skis : en fr
  • US2293474A - Control for automatic heating systems : en
  • FR874716A - Optical device for stereoscopic projection : en fr
  • GR9952B - DISCS WITH CALCULATED ON THESE SCALE, SERIES PRODUCTION, IN DEVICE DO NOT INDICATE FREQUENCY. : el en
  • US2293183A - Mixing turbine : en
  • GB547151A - Improvements in friction rachet devices : en
  • DE724303C - Device for making plant holes : de en
  • DE724032C - Device for sealing the butt joints on divided molds : de en
  • DE724111C - High frequency selective protection : de en
  • GB547242A - Improvements in or relating to bituminous emulsions : en
  • DE724177C - Device for controlling the speed of a direct current motor : de en
  • GB547206A - Compensating device for the adjustment of waist size of trousers and similar garments : en
  • DE724300C - Collector for electric motors : de en
  • US2293383A - Poultry coop : en
  • DE724109C - Control device for step transformers with collector regulator for electric locomotives : de en
  • FR874704A - Electric motor unit and force transmitter for sewing machines and the like : en fr
  • DE724195C - Hinged lid closure for spout of cheese tubs : de en
  • GB547284A - Improvements relating to hydraulic valve units : en
  • FR874726A - Improvements to hardening machines for latex rubber and replacement products : en fr
  • USD133501S - Design for a clockcase : en
  • US2293466A - Method of making greaseproof cellulosic sheet material : en
  • US2293244A - Machine for fastening uppers to insoles : en
  • US2293500A - Sorting device : en
  • US2293669A - Voting machine : en
  • US2293108A - Sine bar : en
  • US2293560A - Combination cradle and carriage : en
  • AU118863B2 - Improvements in substitutes for paper, cardboard and artificial leather and processes forthe manufacture thereof : en
  • US2293674A - Strip punching machine : en
  • US2293051A - Laboratory filtering system : en
  • US2293139A - Signaling system for railroads : en
  • AU115670B2 - Improvements in variable frequency oscillation generators : en
  • US2293045A - Ballast resistance tube : en
  • CA406816A - Treatment of textile fabric : en fr
  • CA406807A - Black liquor soap processing : en fr
  • CA406850A - Fluid pressure regulator : en fr
  • DE724123C - Thermal power plant : de en
  • US2293688A - Bag closing machine : en
  • DE724049C - Chain drive, especially for caterpillar drives : de en
  • AU240241A - Improvements in and relating to apparatus for producing power by wave action : en
  • CA406869A - Piston ring : en fr
  • AU115688B2 - Interpolymers : en
  • AU244941A - Electric voltage regulating circuit : en
  • US2293257A - Liquid stream proportioning device : en
  • GB547272A - Improvements in and relating to solenoid actuated valves : en
  • US2293282A - Method of and machine for shaping the heel portions of shoes : en
  • US2293058A - Blind landing antenna array : en
  • USD133487S - Design for a game counter or similar article : en
  • USD133495S - Design fob a display stand : en
  • DE724284C - Electrical device for regulating slowly changing company sizes : de en
  • US2293218A - Feed mechanism for phonographs : en
  • US2293615A - Knob attachment : en
  • US2293379A - Wire coating apparatus : en
  • USD133456S - Jtxg.e inve ntor xg ward a. w/l so : en
  • USD133514S - Design for. a dress : en
  • AU1812444A - Improvements in or relating to regulating means for gas turbine installations : en
  • CA406842A - Arc tube system : en fr
  • AU115683B2 - Improvements in and relating to telephone and like systems : en
  • CA406822A - Projector roll film holder : en fr
  • FR874700A - Process for producing sound photographic films : en fr
  • DE724252C - Automatic electrical control device using a glow discharge path : de en
  • DK60070C - Method and Machine for Machining Wrapping Objects, in particular Bread : da en
  • FR874690A - Quick heat exchanger : en fr
  • FR874652A - Metal vapor atmosphere discharge tube : en fr
  • US2293145A - Device for assembling tank plates : en
  • FR874727A - Single-seed equidistant seed drill : en fr
  • DE724091C - Propulsion device for aircraft : de en
  • DE724133C - Device for volume control : de en
  • US2293242A - Bag holder : en
  • CA406882A - Portable folding table : en fr
  • FR874660A - Flexible coupling with adjustable power, shock absorber, force limiter, and quick-disconnecting without releasing shafts : en fr
  • US2293120A - Filter : en
  • US2293582A - Ball and socket joint : en
  • US2293190A - Stylus head carrier : en
  • DE724170C - Condenser microphone or phone with solid dielectric : de en
  • GB547193A - Improvements in or relating to electron discharge devices and circuits therefor : en
  • DE724118C - Process for stabilizing chlorinated rubber with the aid of alkali salts : de en
  • DE724149C - Shock knife : de en
  • US2293119A - Rotary pump : en
  • US2293533A - Electric heating apparatus : en
  • US2293543A - Automobile heater construction : en
  • CA406831A - Colloidal dispersion concentration, etc. : en fr
  • FR874679A - Device for checking tools : en fr
  • US2293209A - Coating means for shoe soles : en
  • USD133458S - Design for a wing nut : en
  • DE724042C - Device for the implementation of moisture measurements on poorly or non-slip goods : de en
  • DK60065C - Device for bicycle handlebars. : da en
  • US2293608A - Telephone circuit : en
  • US2293035A - Dioctyl cyanamide : en
  • US2293259A - Device for preventing clogging of drilling bits : en
  • US2293243A - Machine for assembling insoles and back parts of shoes : en
  • US2293666A - Take-up mechanism for looms : en
  • GB547203A - Improvements in and relating to gas turbines : en
  • US2293484A - Control system : en
  • DE724258C - Headstock for turning benches : de en
  • DE724117C - Wash sheets : de en
  • DE724218C - Device for variable inductive or capacitive coupling of two high-frequency circuits : de en
  • DE724221C - Device for achieving constant terminal voltage of electrical power generators : de en
  • US2293076A - Apparatus for increasing or reducing fluid pressure : en
  • GB547178A - Improvements in and relating to spars for wings and like structural parts of aircraft : en
  • GB547271A - Improvements in rubber hydrochloride film and its uses : en
  • GB547164A - Improvements in or relating to calculating equipment : en
  • FR874728A - Bearing for textile machines : en fr
  • GB547158A - Improvements in coating compositions : en
  • GR9951B - DEVICE OF CONNECTION OF TUNNING MEDIA, SAME DRUM COILS, IN HEAVY WIRELESS DEVICE. : el en
  • GB547268A - Improvements in and relating to electrically-controlled visual indicators : en
  • US2293132A - Valve core, container, and stem : en
  • DE724205C - Garbage truck with lockable emptying opening : de en
  • GB547309A - Improvements in adjustable screw-threading tap holders : en
  • GB547219A - Improvements in or relating to combing machines for textile fibres : en
  • DE723936C - Device for taking samples : de en
  • US2293599A - Combination beam and package dyeing machine : en
  • DE724074C - Belt conveyor mounted on two chassis, moveable in space : de en
  • GB547277A - Improvements in or relating to electrical switching devices with interruption of power and subsequent voltage disconnection for the protection of the polyphase systems : en
  • FR874737A - Sealing between a metal part and a glass part : en fr
  • CA406879A - Solution concentration : en fr
  • GB547282A - Improvements in or relating to means for retracting the undercarriages of aircraft : en
  • DE724144C - Clear drying varnish for the production of moisture-permeable coatings : de en
  • DE724217C - Overlay receiver with a special overlay whose mixing tubes act as a rectifier : de en
  • US2293683A - Sideline eliminator for looms : en
  • GB547291A - Improvements in or connected with thermal electric switches, cut-outs and the like : en
  • AU243941A - Improvements in or relating to torsiographs : en
  • CA406837A - Locomotive front end : en fr
  • FR874717A - Pile fabric sewing machine : en fr
  • CA406801A - Window shade : en fr
  • CA406783A - Punch holder shank : en fr
  • US2293275A - Clothes drier attachment : en
  • GB547156A - Improvements in and relating to locomotive steam engine valve gear arrangements : en
  • US2293290A - Article conveying and sorting apparatus : en
  • US2293498A - System for closing and sealing cartons : en
  • US2293629A - Telegraph system : en
  • GB547261A - Improvements relating to pressure heads for aircraft : en
  • CA406820A - Electric discharge lamp circuit : en fr
  • DE724200C - Power supply device for moving traffic signs : de en
  • US2293049A - Method of inductive heating : en
  • US2293443A - Portable power driven hammer : en
  • DE724277C - Flywheel starter with manual and electric motor drive : de en
  • CA406806A - Material handling mechanism : en fr
  • USD133436S - Design for a display table : en
  • US2293158A - Relay : en
  • US2293602A - Solder : en
  • US2293612A - Radio cabinet : en
  • FR874705A - Slider for separable closures with sliding clips : en fr
  • US2293589A - Package : en
  • AU201741A - Improvements relating tothe injection of fluid media into the induction passages of internal combustion engines : en
  • CA406798A - Tube coupling unit manufacture : en fr
  • USD133446S - Design for a shoe : en
  • US2293227A - Electrical measuring : en
  • US2293287A - Material handling device : en
  • US2293622A - Mechanical pencil : en
  • AU245141A - Improvements in or relating to calculating equipment : en
  • US2293193A - Production of plaited material : en
  • US2293288A - Vibration indicator : en
  • USD133449S - Design for a spectacle case : en
  • USD133452S - Design for a shoe ok similar article : en
  • US2293085A - Disengaging friction coupling : en
  • US2293467A - Tire tool : en
  • CA406819A - Flash lamp : en fr
  • CA406865A - Piston ring : en fr
  • AU362441A - A new or improved machine for wrapping cylindrical canister or carton bodies : en
  • CA406880A - Production of non-knocking fuel by cracking hydrocarbon oil : en fr
  • DE724043C - Process and device for determining the absolute or percentage moisture content of continuously produced goods : de en
  • US2293557A - Air conditioning system : en
  • US2293546A - Leak-sealing composition : en
  • US2293356A - Gas storage and dispensing apparatus : en
  • US2293524A - Signal code and program sending system : en
  • US2293642A - Advertising rack for motor vehicles : en
  • USD133457S - Similar article for wearing ap- : en
  • USD133462S - Design foe a plaque : en
  • US2293655A - Ejector for tobacco containers and the like : en
  • US2293413A - Coated metal surface : en
  • US2293510A - Drive mechanism for tool slides : en
  • US2293234A - Measuring device : en
  • US2293684A - Electromagnetic pump : en
  • DE724076C - Method for determining the length of lengths of fabric : de en
  • US2293235A - Vaporizer : en
  • US2293239A - Assembly of metallic elements or the like : en
  • USD133483S - Liquid dispenser : en
  • GB547166A - Improvements in or relating to coated or impregnated fabrics : en
  • GB547253A - Improvements in or relating to the filtration of molten sulphur : en
  • DE724088C - Alloys for dental purposes : de en
  • GB547299A - Improvements in and relating to model bricks or blocks for instruction purposes or childrens use : en
  • US2293534A - Apparatus for hardening shafts and the like : en
  • USD133453S - Combined washing machine and wringer : en
  • US2293429A - Short-wave aerial : en
  • FR874671A - Winder with drum driving the reel by its circumference : en fr
  • GB547301A - Improvements in and relating to the synthesis of aromatic and heterocyclic n-(amino-alkyl) substituted amines : en
  • CA406830A - Wax emulsion composition : en fr
  • US2293296A - Arrangement for the sparkless interruption of currents : en
  • GB547182A - Improvements in or relating to signal-modulating systems : en
  • US2293061A - Machine for wrapping explosives : en
  • US2293064A - Relative humidity meter : en
  • USD133485S - Design for a range : en
  • GB547211A - Improvements in or relating to grinding tools, more particularly for dental purposes : en
  • DE724313C - Impeller arrangement for aircraft : de en
  • GB547153A - Improved process for the recovery of sterols : en
  • GR9948B - APPLIANCE FOR CLEANING THE RANGE OF ALTERNATIVE. : el en
  • GR9955B - HIGH FREQUENCY CABLE WITH PLASTIC TAPE REINFORCEMENT. : el en
  • DE724204C - Arrangement for the distortion-free transmission of speech by means of underwater sound waves : de en
  • GB547320A - Improvements in or relating to means for effecting attachment of the bodies of ladies' hand bags and the like to the metal frames thereof : en
  • FR874710A - Carburetor for combustion engines : en fr
  • FR874702A - Fan-shaped crown lock washer, and method of making such washers : en fr
  • FR874678A - Process for recovering detergents and foaming products from eggs unfit for consumption, or other materials or waste : en fr
  • DE724087C - Children's bed convertible into a playpen with a floor : de en
  • DE724121C - Device for continuous analytical testing of flowing liquids : de en
  • DE724289C - Pipe penetration in fireproof masonry : de en
  • US2293088A - Hydraulic hoisting and rotating apparatus : en
  • US2293262A - Wide band amplifier : en
  • US2293286A - Boning knife : en
  • US2293508A - Dynamoelectric machine : en
  • USD133515S - Design for a textile fabric : en
  • FR874667A - Process for obtaining a uniform crystal structure in substances which solidify : en fr
  • US2293471A - Tube testing apparatus : en
  • US2293381A - Sparking plug : en
  • CA406797A - Textile processing : en fr
  • US2293420A - Manufacture of lacquered shaped articles : en
  • FR874696A - Lubricant dosing and distribution system : en fr
  • GB547243A - Improvements relating to pumping apparatus : en
  • AU115668B2 - Electric voltage regulating circuit : en
  • DE724114C - Arrangement for reducing the voltage of grid-controlled discharge paths, in particular grid-controlled vapor or gas discharge paths, working rectifiers when short-circuits occur and for the subsequent increase of the voltage : de en
  • US2293164A - Plastic resin composition : en
  • US2293341A - Bottle breaker : en
  • DE724126C - A bumper strip that can be extended from the wing nose : de en
  • US2293648A - Window frame : en
  • US2293338A - Welding apparatus : en
  • GB547297A - An improved lock for rotatable elements : en
  • IS310A7 - Renovation of or adjoining houses or buildings : en is
  • FR874743A - Method of recording sounds on several reproduction paths : en fr
  • DE723923C - Process for the production of sulphonation products from unsaturated fatty alcohols : de en
  • DE724037C - Process for the production of high molecular weight substances : de en
  • US2293630A - Door and remote control handle : en
  • FR874715A - Drinking vessel for radium emanation cures, incorporating a closure for the liquid surface : en fr
  • DE724116C - Power converters, in particular rectifiers or inverters, with arc discharge and, if necessary, glow cathode : de en
  • GB547174A - Improvements relating to self-closing emergency stop valves : en
  • DE724057C - Rectifier circuit for television receivers : de en
  • US2293511A - Welding tool : en
  • US2293562A - Buckle : en
  • DE724220C - Device for temperature-dependent switching of electrical circuits : de en
  • GB547201A - Improvements in or relating to machines for cutting pliable sheet material : en
  • US2293266A - Chemical apparatus : en
  • US2293620A - Sender overload control : en
  • DE724055C - Process for printing thin cellulose derivative films in sheet form on letterpress presses : de en
  • GB547237A - Mounting wheels, pulleys and the like on fixed shafts : en
  • US2293294A - Fishing tackle : en
  • US2293252A - Finishing edges of sheet material : en
  • USD133496S - Design fob a display stand for, pens ob the like : en
  • DE724046C - Fifth key for flutes : de en
  • US2293237A - Hydrocarbon product : en
  • US2293568A - Process for laminating rubber hydrochloride to paper : en
  • FR874668A - Device on machine tools for machining, in particular for milling cams in continuous operation : en fr
  • GB547239A - Improvements in hand grenades for the purpose of practice : en
  • USD133464S - Design for a barometer : en
  • FR874729A - Process for improving textiles : en fr
  • US2293469A - Film flotation : en
  • DE724069C - Automatic regulator, especially speed regulator : de en
  • DE723982C - Rigid, laterally loaded wheel as a blade or labyrinth carrier for radially loaded centrifugal machines, especially steam or gas turbines : de en
  • DE724036C - Console-like glass plate carrier : de en
  • GB547311A - Improvements in and relating to wire coating devices : en
  • AU115659B2 - Improvements in arch construction, vaulted roofs, andthe like : en
  • AU244041A - Improvements in or relating to grinding or shaping machines : en
  • CA406821A - Electric discharge apparatus : en fr
  • USD133520S - Design for a textile fabric : en
  • US2293196A - Method and apparatus for completing wells : en
  • US2293427A - Reflex focusing hood with cooperating built-in direct-vision view finder : en
  • USD133505S - Design for a dress : en
  • US2293461A - Broom attachment : en
  • FR874707A - Device for passing the rolled material from the cooling table on the path of the discharge rollers : en fr
  • GB547256A - Improvements in compression-ignition engines adapted for operation with solid and liquid fuels in combination : en
  • CA406838A - Variable speed mechanism : en fr
  • CA406873A - Envelope opener : en fr
  • US2293123A - Guide : en
  • US2293283A - Typewriter attachment : en
  • DE724180C - Electric miner's lamp : de en
  • US2293298A - Game device : en
  • US2293382A - Thermal type overload circuit breaker : en
  • DE724262C - Circulating bending skin pump : de en
  • US2293117A - Lighting fixture : en
  • US2293539A - Electron discharge device : en
  • DE724290C - Utensils and jewelry made of aluminum or its alloys : de en
  • US2293159A - Electrode holder : en
  • US2293352A - Explosion engine : en
  • US2293505A - Renewable sleeve assembly for rotary pump shafts : en
  • DE724225C - Support frames for plastic dentures : de en
  • DE724099C - Stick grenade friction igniter : de en
  • DE724168C - Radiators, especially for rail vehicles : de en
  • DE724197C - Device for landing braking of aircraft : de en
  • USD133484S - Design for a wrecking bar : en
  • US2293165A - Method and apparatus for forming fibrous material : en
  • USD133454S - Tashman .handbag : en
  • US2293394A - Folding table link latch : en
  • US2293161A - Apparatus for drying hair : en
  • DE724253C - Switching of endpoint controlled converters : de en
  • US2293527A - X-ray generator lubricating structure : en
  • DE724312C - Device for extending auxiliary leaves : de en
  • FR874655A - Improvements in liquid bath quenching processes and devices : en fr
  • FR874706A - Cylinder head gasket for internal combustion engines and other machines, and tool for its reconformation : en fr
  • FR874677A - Rotating cylindrical drawer : en fr
  • GB547177A - Improvements in paper bags : en
  • USD133489S - Design foe a bake : en
  • US2293122A - Electric-bx internal connector : en
  • FR874748A - Soaps with high loads : en fr
  • GB547199A - An improved sign : en
  • AU115684B2 - Improvements in or relating to torsiographs : en
  • CA406789A - Combination nail set and patch-hole making tool : en fr
  • US2293151A - Resonant cavity device : en
  • US2293250A - Dust collector : en
  • US2293043A - Power generating system and rotary breech mechanism therefor : en
  • US2293083A - Bread slicing machine : en
  • US2293573A - Gear shift for motor vehicles : en
  • USD133507S - Design for a dress : en
  • US2293268A - Rotary pump : en
  • US2293513A - Electric air circuit breaker : en
  • FR874709A - Pipe connection : en fr
  • DE724070C - Hydro-pneumatic braking device for vehicles : de en
  • US2293403A - System for indicating ratios : en
  • US2293273A - Stock reel for multiple spindle machines : en
  • US2293136A - High frequency loop type antenna : en
  • US2293075A - Method and apparatus for weaving axminster pile fabrics : en
  • US2293490A - Heat recovering method and apparatus : en
  • DK60061C - Two-thread footwear sewing machine. : da en
  • AU115682B2 - A safety-device for paper-guillotines, power presses and like mechanisms : en
  • US2293558A - Coating composition : en
  • CA406810A - Control system for vapour generators : en fr
  • US2293057A - Machine for shaping tobacco mass : en
  • US2293271A - Make-up demonstration apparatus : en
  • USD133451S - Design for a comb or similar article : en
  • USD133433S - Combined card and ribbon display unit or the like : en
  • DE723837C - Process for carrying out organic-chemical reactions : de en
  • DE724235C - Radiator assembly for aircraft : de en
  • US2293329A - Shelter : en
  • DE724058C - Arrangement for damping the vibrations caused by the entire system in converter operation : de en
  • DE724129C - Electromagnetically controlled braking device for quick pressing : de en
  • DE723854C - Coolable counter : de en
  • DE724034C - Process for producing colored glass fibers : de en
  • DE724154C - Handlebar arrangement for guiding rigid axles : de en
  • DE724052C - Device for driving the workpiece during plunge-cut thread grinding : de en
  • GB547226A - Improvements in or relating to brakes : en
  • US2293037A - Antifriction process and product : en
  • GB547126A - Improvements in or relating to metal shearing : en
  • FR874746A - Gas compressor : en fr
  • FR874723A - Magnetostrictive oscillator : en fr
  • GB547157A - Improvements in washing machines : en
  • US2293607A - Trimming mechanism for sewing machines : en
  • US2293060A - Container : en
  • US2293135A - Electronic shorting device : en
  • USD133450S - Combined washing machine and wringer : en
  • AU115664B2 - Regulator system : en
  • DE724157C - Cooling air duct for streamlined rear engine vehicles : de en
  • AU115671B2 - An even draft swingle tree assembly applicable for use with agricultural implements andthe like : en
  • CA406863A - Calcium solution : en fr
  • US2293233A - Television receiver : en
  • AU244241A - Relay : en
  • CA406795A - Medical wood splint : en fr
  • US2293354A - Constant-polarity holder for dry cells : en
  • CA406870A - Piston ring : en fr
  • AU166541A - Improvements in and relating to flexible hose couplings : en
  • DE724281C - Device for controlling the damping masses of ship stabilization systems : de en
  • GB547208A - Improvements in gyroscopic apparatus : en
  • US2293121A - Fruit turning and centering device : en
  • US2293409A - Combined accelerator pedal and switch : en
  • US2293476A - Roasting pan : en
  • US2293255A - Insect repellent : en
  • US2293660A - Flashlight : en
  • USD133504S - Design for a dress : en
  • CA406860A - Belt end clip : en fr
  • USD133466S - Brooch or similar article : en
  • GR9949B - PROVISION TO RECEIVE HIGH FREQUENCY ALTERNATIVE ENERGY. : el en
  • US2293110A - Sanding control for brake systems : en
  • US2293657A - Electrolytic condenser and formation of anode films : en
  • USD133437S - Design for a combination laboratory unit : en
  • US2293222A - Head lamp construction : en
  • AU115687B2 - Milk product and process : en
  • US2293343A - Mechanical pencil : en
  • US2293411A - Thickness gauge : en
  • US2293610A - Method of making spouts : en
  • US2293302A - Brush : en
  • US2293160A - Portable container for calcium carbide and the like : en
  • US2293664A - Magnetic separator : en
  • DE724035C - Device for heating double-walled insulating vessels : de en
  • DE724189C - Process for eliminating micro-cavities in castings made from copper alloys : de en
  • US2293658A - Mechanism for operating and releasing sliding doors : en
  • CA406868A - Piston ring : en fr
  • US2293224A - Propeller for aircraft : en
  • US2293586A - Can testing machine : en
  • US2293592A - Lens mount index orientation : en
  • US2293437A - Force measuring device : en
  • FR874739A - Insulator : en fr
  • GB547218A - Improvements relating to telephone and like systems : en
  • US2293066A - Cyanidation method : en
  • DE724250C - Arrangement for sending and receiving ultra-short waves : de en
  • GB547238A - Fur slitting machines : en
  • US2293046A - Sheet separating mechanism : en
  • FR874734A - Air cooling of combustion machines and more especially of aircraft engines : en fr
  • AU115678B2 - Process forthe manufacture of rectifiers : en
  • CA406811A - Telemetric control system : en fr
  • US2293080A - Shoe machine : en
  • US2293671A - Signal chime : en
  • US2293105A - Power take-off for air circulating means : en
  • US2293554A - Conveyer : en
  • USD133498S - Design fos a vulcanizing mold : en
  • US2293681A - Piston ring : en
  • GB547254A - Improvements in or relating to the manufacture of an organic sulphur compound : en
  • US2293385A - Casein product and process of making : en
  • US2293495A - Cotton picker : en
  • AU115660B2 - Improvements in and relating to apparatus for producing power by wave action : en
  • US2293081A - Welder's cleaning tool : en
  • US2293251A - Multiple clothesline and supporting means therefor : en
  • US2293276A - Temperature controlled indicating device : en
  • US2293346A - Lady's undergarment : en
  • US2293440A - Binding wire : en
  • AU296741A - Improved vaporizer for internal combustion engines : en
  • US2293328A - Leveling mechanism : en
  • US2293460A - Package trundle : en
  • US2293587A - Fastener attaching member and fastener installation : en
  • US2293163A - Welding : en
  • US2293644A - Tailless airplane : en
  • DE724045C - Cutting press, especially gnawing machine for cutting out pieces of any shape : de en
  • DE724101C - Process for the production of wire-reinforced concrete beams or the like. : de en
  • CA406829A - Cast refractory : en fr
  • GB547274A - A method of and means for spraying a wet or semi-wet mass upon a surface : en
  • GR9944B - LAMPS FOR ELECTRONIC TUBES. : el en
  • GB547289A - Improvements in or relating to implements or apparatus for digging or scarifying : en
  • DK60051C - Apparatus for the production of whipped cream. : da en
  • GB547308A - Improvements in and connected with "tee" squares : en
  • AU115663B2 - Power supply circuit employing electrical converters : en
  • CA406784A - Aircraft strut or leg : en fr
  • DE724183C - Arrangement for adjusting slides, diaphragms, etc. Like. In electron microscopes : de en
  • CA406878A - Knitting machine : en fr
  • DE724071C - Saddle, especially for bicycles : de en
  • DE724085C - Automatic control for water gas systems : de en
  • DE724268C - Process for the production of a pure ª ‡ tocopherol ester or of pure ª ‡ tocopherol : de en
  • DK60069C - Object marking system. : da en
  • CA406803A - Shoe and foot saver : en fr
  • US2293174A - Manufacture of artificial materials : en
  • US2293362A - Freezing tray : en
  • GB547155A - Improvements in purification of gases : en
  • US2293377A - Manufacture of drawn glass : en
  • GB547152A - Improvements in and relating to the manufacture of cellulosic film : en
  • DK60058C - Method for Pressing Non-Electrically Conductive Materials and Pressing for its Practice. : da en
  • US2293205A - Process for the production of motor fuel : en
  • US2293447A - Window closing device : en
  • US2293115A - Windshield wiper : en
  • GB547269A - Transmission systems for electrical communication : en
  • US2293526A - Automatic feed control for metal forming machines : en
  • US2293636A - Scraper : en
  • FR874711A - Insulated electrical conductor : en fr
  • DE724061C - Process for cleaning carbonate-free rock by means of pastes containing hydrofluoric acid : de en
  • GB547260A - Improvements in bus-bar protective systems : en
  • GB547170A - Method of marking on a body of glass : en
  • GB547315A - Emergency power supply circuit employing electrical discharge tube converters : en
  • FR874736A - Leboulengé type chronograph : en fr
  • CA406804A - Paper container : en fr
  • US2293175A - Indicating apparatus for use with machine tools : en
  • US2293401A - Protected blade : en
  • US2293446A - Facial surveyor : en
  • DE724233C - Gap cover on aircraft structures : de en
  • GB547276A - Improvements in and relating to thermionic amplifiers : en
  • DE724209C - Device for the even delivery of an unevenly arriving material flow : de en
  • US2293059A - Hydraulic drilling machine : en
  • DE724307C - Chamber turbine : de en
  • GB547154A - Improvements in transmitters and receivers for facsimile telegraphy : en
  • USD133477S - Design for a separable brooch : en
  • GB547186A - Improvements in or relating to coke ovens : en
  • DE724285C - Process for the continuous regulation of the passage of current through grid-controlled converter vessels : de en
  • US2293153A - Composite body valve ram : en
  • DE724028C - Modulation meter : de en
  • DE724201C - Suspension for bicycles, especially for motorcycles : de en
  • DE724241C - Angle measuring device, especially for artillery computing devices : de en
  • DK60054C - Anchoring bridge pillar for suspension bridges. : da en
  • US2293202A - Space heater : en
  • US2293306A - Rolling door : en
  • US2293548A - Pressure gas generator : en
  • DE724256C - Rivet nut with loose rivet plate : de en
  • GB547222A - Improvements in spinning machines : en
  • GB547290A - Improvements in centering machines : en
  • US2293457A - Vacuum cleaner : en
  • US2293680A - Lathe tool : en
  • US2293416A - Map making method and templet for same : en
  • CA406793A - Ash tray : en fr
  • US2293458A - Moistureproof sheet wrapping material : en
  • GB547224A - Improvements relating to priming internal combustion engines with lubricating oil : en
  • GB547212A - Improvements in or relating to signal pistols : en
  • GB547305A - Improvements in and relating to tampon applicators : en
  • US2293039A - Artificial horizon for ships : en
  • US2293228A - Placer mining machine : en
  • US2293584A - Plaited fabric : en
  • US2293359A - Acetyl salicylic acid preparation : en
  • US2293550A - Method and apparatus for controlling heating furnaces : en
  • DE724199C - Drive device for valves, especially trailer brake valves : de en
  • DE724176C - Mercury interrupter : de en
  • GR9957B - CONNECTION DEVICE FOR TRANSMISSION OF TELEGRAPHIC SIGNS BY AC RETAIL TELEVISION WITH PHASE REVERSE. : el en
  • US2293563A - Cushion construction : en
  • US2293079A - Electric welding apparatus and method : en
  • US2293201A - Etching machine : en
  • FR874651A - Cells with a barrier layer comprising one or more grids embedded in this layer : en fr
  • DE724068C - Roll film spool : de en
  • CA406856A - Railway traffic approach control system : en fr
  • US2293055A - Ticket strip : en
  • US2293127A - Computing device : en
  • US2293393A - Operating mechanism for welding electrodes : en
  • US2293509A - Bale band : en
  • US2293214A - Purifying tetraethyl lead : en
  • US2293692A - Variable stroke radial pump : en
  • DE724096C - Angled open link for snow chains : de en
  • DE724164C - Pressure-resistant disc as a blade or labyrinth carrier for centrifugal machines with radial pressure, especially steam or gas turbines : de en
  • DE724079C - Compressed air brake with contact and locking piston : de en
  • DE724039C - Display, counting or printing device for scales, especially automatic scales (inclination scales) : de en
  • US2293220A - Stylus head mounting : en
  • US2293441A - Interior demonstration apparatus : en
  • DE724095C - Switching arrangement for the electrical auxiliary tail light for truck trailers : de en
  • USD133491S - Design for a pen : en
  • US2293414A - High frequency amplifier circuit : en
  • US2293661A - Needle threader : en
  • DE724171C - Profiled carbon immersion electrode with sharp edges for microphones : de en
  • DE724190C - Mutual attachment of coil spring coils of a spring insert for mattresses, sofas, seat cushions, etc. : de en
  • GB547270A - Improvement in thermo-responsive electric switches : en
  • US2293502A - Electric measuring apparatus : en
  • GB547179A - Improvements in means for supporting curtain rods and the like : en
  • US2293358A - Turboplanetary transmission : en
  • USD133474S - Brooch or similar article : en
  • GB547313A - Electrical voltage regulators : en
  • CA406780A - Golf practice putting device : en fr
  • GB547223A - Improvements in or relating to devices for protecting the human body and other objects from heat and flame : en
  • GB547258A - Improvements in sealing means for pistons for use in hydraulic mechanisms : en
  • FR874703A - Improvements to electrical resistances : en fr
  • GB547161A - Improvements relating to the twisting of threads and in apparatus therefor : en
  • GB547181A - Reducing or crushing apparatus : en
  • DE724208C - Device for dewatering bulk goods using coil springs : de en
  • DE724231C - Process for metallizing, in particular silvering, of condensation products : de en
  • CA406781A - Electric fingernail file : en fr
  • US2293470A - Froth flotation of siliceous material : en
  • US2293223A - Hardener plate or apparatus for treating felt : en
  • US2293656A - Transparent closure and mounting : en
  • AU115677B2 - Improvements in and relating to shoe lasts : en
  • AU244541A - Regulator system : en
  • GB547191A - Improvements in and relating to valves : en
  • US2293391A - Driving control unit for lathes and the like : en
  • US2293423A - Two-way rail fastening : en
  • US2293089A - Refractory : en
  • US2293472A - Disubstituted cyanamide compound : en
  • US2293313A - Bearing : en
  • CA406785A - Window screen : en fr
  • AU244641A - Electron discharge devices : en
  • US2293431A - Separable structure : en
  • US2293186A - Gas pumping : en
  • US2293335A - Press : en
  • DE724249C - Circuit arrangement for counting connections after the end of the conversation by means of conversation counters arranged at the subscriber stations : de en
  • US2293304A - Plastic extrusion molding machine : en
  • US2293497A - Air cooling for thermionic tubes : en
  • DE724232C - Process for the production of luminous screens : de en
  • US2293517A - Apparatus for dusting plants : en
  • DE724227C - Sliding device for conveyor wagons : de en
  • US2293044A - Rate indicator : en
  • US2293578A - Automatic conveyer lubricator : en
  • GB547217A - Improvements in or relating to heat treatment of aluminium base alloy castings : en
  • DK60053C - Procedure for the manufacture of compounds of the saturated or unsaturated series of impregnations. : da en
  • US2293371A - Balancing machine : en
  • US2293499A - Musical instrument : en
  • US2293570A - Amplifier using gas-filled tube : en
  • USD133493S - Embroidered trimming or similar article : en
  • US2293672A - Lamp shade and method of making same : en
  • US2293034A - Pest control composition : en
  • US2293068A - Valve mechanism : en
  • US2293616A - Submersible structure : en
  • USD133473S - Design fob a brooch ob similar abticle : en
  • US2293254A - Dyestuffs of the anthraquinone series : en
  • US2293654A - Corset : en
  • CA406875A - Reverse twist barbwire : en fr
  • AU330141A - Improvements in and relating to shoe lasts : en
  • USD133523S - Embroidered lace fabric : en
  • US2293432A - Fur cleaning apparatus : en
  • US2293559A - Fishing rod : en
  • US2293650A - Tire chain tool : en
  • US2293245A - Method of assembling insoles and back parts of shoes : en
  • US2293308A - Helmet : en
  • US2293142A - Container and method of making containers : en
  • US2293269A - Valve operating mechanism : en
  • US2293686A - Bag closing machine : en
  • US2293691A - Apparatus for coating web material : en
  • US2293483A - Coffee maker : en
  • US2293042A - Swinging door latch : en
  • US2293187A - Collapsible box : en
  • US2293213A - Brake mechanism : en
  • US2293553A - Container handling and registering apparatus : en
  • US2293284A - Lighting assembly : en
  • US2293030A - Method of producing dipotassium monosodium ferricyanide : en
  • US2293097A - Dual wheel assembly : en
  • US2293155A - Coaxial cable : en
  • US2293332A - Open hearth furnace structure : en
  • CA406857A - Railway traffic controlling apparatus : en fr
  • USD133494S - Design for a girdle garter : en
  • US2293436A - Eyeshade : en
  • USPP540P - White freestone peach tree : en
  • GB547176A - Improvements in or relating to slings or the like for loading and unloading : en
  • US2293504A - Clutch release lever control : en
  • DE724100C - Device for determining direction using sound waves using the binaural method : de en
  • US2293577A - Concussion chamber for churning : en
  • DE724148C - Connection of the transverse wires to the longitudinal wires of wire fences, in particular pasture fences, to be established by means of a winding iron : de en
  • US2293260A - Automatic cutoff : en
  • DE724044C - Valve : de en
  • DE724215C - Chain catenary without support struts for high-speed electric railways : de en
  • US2293149A - Controlled film sound reproducer : en
  • US2293361A - Container : en
  • US2293418A - Electron discharge device : en
  • US2293025A - Guanidine ammonium ferricyanide : en
  • USPP542P - brownell : en
  • US2293087A - Apparatus for making die castings : en
  • US2293267A - Building construction : en
  • US2293537A - Method of producing tempered glass sheets : en
  • AU115665B2 - Electron discharge devices : en
  • CA406866A - Piston ring : en fr
  • DE724311C - Cassette for cinema recorders : de en
  • CA406834A - Structural member manufacture : en fr
  • US2293507A - System for transmitting telegraph signals : en
  • US2293126A - Gear pump or motor : en
  • US2293309A - Malonic esters as insecticides : en
  • US2293512A - Rotary impeller : en
  • US2293168A - Hanger bar : en
  • US2293422A - Porcelain coffee grinding element : en
  • US2293300A - Separable fastener : en
  • DE724248C - Circuit arrangement for telephone extension systems : de en
  • US2293096A - Thread severing device for sewing machines : en
  • US2293689A - Collision guard for vehicles : en
  • US2293314A - Desuperheater : en
  • US2293215A - Safety novelty platying picture puzzle : en
  • US2293219A - Phonograph : en
  • GB547296A - Improvements in and relating to electric measuring instruments : en
  • USD133513S - Design for a suit : en
  • CA406791A - Ball bearing : en fr
  • DE724223C - Arrangement for voltage regulation : de en
  • US2293261A - Photographic material : en
  • US2293172A - Device for embossing the sides of ceramic pots : en
  • GB547294A - Improvements in or relating to the folding of workpieces : en
  • DE724060C - Electric high-pressure metal vapor discharge tubes with constricted discharge, with additional gas filling, with activated electrodes that glow during operation and with a body (temperature radiator) that cannot be flowed through without being self-flowing, which cannot be vaporized during operation, is arranged inside the lamp and can be excited to emit thermal light Discharge is heated : de en
  • DE724247C - Device for feeding the sheets of paper, cardboard, or the like, individually removed from a stack, via a feed table to printing machines, folding machines, or the like. : de en
  • DE724112C - Multipole circuit breaker with a bearing block attached to the base plate : de en
  • CA406802A - Telescopic tubular prop and strut : en fr
  • GB547235A - Improvements in and relating to electrical conductors : en
  • DE723912C - Paper sack with a sealing strip that extends over the end of the tube : de en
  • DE724072C - Ski binding with spring-loaded front tensioner : de en
  • GB547207A - Improvements in an apparatus for treating tyres : en
  • GB547306A - Improvements relating to bearings : en
  • DE724211C - Flexible iron polygonal or arched construction for mining : de en
  • US2293464A - Drilling machine : en
  • CA406827A - Detachable fastening device : en fr
  • FR874692A - Air-cooled in-line motor : en fr
  • US2293067A - Wheel structure and assembly : en
  • US2293522A - Refrigeration : en
  • GB547230A - Improvements in or relating to inserted blade cutters : en
  • US2293621A - Mechanical pencil : en
  • DE724107C - Device for hanging railway tracks : de en
  • FR874698A - Sealing insert for rotating drawer : en fr
  • USD133455S - Design fob an eyelash curler : en
  • US2293424A - Metallic can : en
  • DE724179C - Reactive power compensation by means of compensation capacitors in alternating current networks : de en
  • GB547183A - Improvements in oscillation generator arrangements and in frequency modulation arrangements : en
  • AU290641A - Electrode for discharge devices : en
  • US2293125A - Method and apparatus for coating sheet material : en
  • US2293542A - Booster for windshield wipers : en
  • GB547252A - Improvements in or relating to gas meters : en
  • DE724278C - Automatic control device for the supply of compressed air to compressed air motors : de en
  • US2293667A - Attrition mill or disintegrator : en
  • US2293208A - Process of making varnish oil : en
  • FR874732A - Device for exploring sound tracks recorded in opposition : en fr
  • USD133518S - Design fob a textile fabric : en
  • DE694479C - Process for the production of trichloroacetonitrile : de en
  • DE724275C - Band saw : de en
  • DE724301C - Electrically heated boiler : de en
  • FR874654A - Process and installation for the evaporation of liquids at low temperature : en fr
  • US2293652A - High pressure contact air-break switch : en
  • US2293048A - Method for zone hardening : en
  • US2293278A - Process for finishing paper and product : en
  • US2293318A - Electric switch : en
  • US2293387A - Electron discharge device : en
  • USD133435S - Design for a display table : en
  • DE724066C - Use of technical pure lead with a low calcium content as solder : de en
  • DE724194C - Agitator for upright cylindrical liquid containers, especially for cream grippers : de en
  • US2293074A - Horizontal coke oven battery : en
  • FR874750A - Method of applying a silver layer : en fr
  • GB547197A - Improvements in domestic washing machines : en
  • GB547216A - Improvements in making photographic silhouette records : en
  • DE724063C - Process for dyeing hollow glass threads or fibers : de en
  • US2293073A - Dispensing apparatus : en
  • FR874673A - Gasifier : en fr
  • DE724184C - Coreless induction furnace with a tube-shaped melting channel surrounded by a current coil : de en
  • DE724224C - Device for light control : de en
  • DE724089C - Cigar tip with smoke filter cartridge in the insertion funnel : de en
  • DE724310C - Rotary shutter for Kinotheodolite : de en
  • US2293417A - Electron beam tube : en
  • GB547215A - Improvements in or relating to sound recording systems : en
  • CH221665A - Device for processing veneer and linoleum stacks. : de en
  • US2293086A - Cutting die : en
  • US2293170A - Mower attachment for tractors : en
  • US2293670A - Means for the localization, control, or prevention of fires : en
  • US2293167A - Hydraulic cylinder : en
  • US2293195A - Camera : en
  • US2293646A - Collapsible bottle carrier : en
  • CA406853A - Wire connector : en fr
  • US2293372A - Means for amplifying mechanical vibrations : en
  • US2293477A - Photographic flash synchronization equipment : en
  • US2293609A - Barrier alarm : en
  • US2293475A - Indicating container : en
  • CA406874A - Microporous film, skin or coating production : en fr
  • US2293552A - Resistor : en
  • AU123489B2 - Improvements in or relating to regulating means for gas turbine installations : en
  • US2293376A - Alternating current rectifier of the copper oxide type : en
  • AU115690B2 - Improved vaporizer for internal combustion engines : en
  • FR874745A - Method and device for opening the bast of bast fiber plants : en fr
  • AU115692B2 - Improvements in or relating to methods of forming flanges atthe ends of tubing : en
  • DE724051C - Motor vehicle with a streamlined exterior shape and dorsal fin for stabilization : de en
  • US2293365A - Method and apparatus for lining pipe : en
  • US2293408A - Automatic exhibition mechanism : en
  • US2293640A - Process of concentrating phosphate minerals : en
  • US2293092A - Correction device for gyroscopes : en
  • US2293238A - Cutting tool : en
  • US2293246A - Reinforced vulcanized fiber backing belt : en
  • US2293448A - Flush pull slider for slide fasteners : en
  • DE724191C - Ceramic smoke heater : de en
  • DE724198C - Clamping coupling with load distribution on the clamping members, especially for gearboxes in motor vehicles : de en
  • US2293173A - Damming attachment : en
  • US2293488A - Apparatus for determining permeability : en
  • US2293598A - Camera : en
  • USD133470S - Design for a brooch or similar article : en
  • FR874662A - Blading wheel subjected to unilateral overpressure for rotary machines with radial admission, and more especially for steam turbines : en fr
  • FR874689A - Tool for cutting rolled screw threads : en fr
  • DE724077C - Device for the accelerated pulling away of an already aligned sheet to be printed : de en
  • US2293355A - Preselecting mechanism : en
  • USPP541P - brownell : en
  • CA406841A - Arc tube system : en fr
  • US2293635A - Connector : en
  • USD133497S - Design for a hat or similar article : en
  • GB547245A - Improvements in electric motors : en
  • CA406812A - Measuring and controlling apparatus : en fr
  • DE724267C - Device for removing heavy fluids from products for swimming and sinking treatment : de en
  • GB547249A - Improvements in apparatus for depositing reflecting metallic coatings on base members or bodies : en
  • FR874684A - Device for applying a sheet of paper to a cylinder : en fr
  • US2293130A - Punting device : en
  • USD133482S - Design for a picket fence : en
  • US2293147A - Television system : en
  • USD133499S - Design for a reduction gear unit : en
  • GB547246A - Improvements in and relating to catalysts for the catalytic treatment of hydrocarbons : en
  • US2293619A - Art of making hexamethylenetetramine : en
  • IS308A7 - Renovation of or adjoining houses or buildings. : en is
  • US2293444A - Vest : en
  • US2293450A - Expander : en
  • US2293565A - Diversity receiving system : en
  • GB547259A - Image dissector tube : en
  • GB547310A - Improvements relating to washers and assemblies of screws and washers : en
  • US2293463A - Benzal octyl cyanoacetate : en
  • US2293685A - Phenolic resin composition : en
  • US2293693A - Radial pump : en
  • GB547262A - Improvements relating to couplings for electric cables : en
  • DE724134C - Display arrangement for field strength comparison : de en
  • DE724159C - Control of the dough surrounding ring of a knife star dough dividing and rounding machine : de en
  • US2293353A - Process for the polymerization of olefins : en
  • US2293627A - Lady's undergarment : en
  • US2293232A - Cryptographic device : en
  • US2293374A - Repair device and method of applying the same : en
  • US2293519A - Modulation of carrier frequencies : en
  • CA406790A - Spark plug : en fr
  • US2293357A - Press with auxiliary cylinder circuit : en
  • US2293419A - Process for solubilizing lubricating oil additives : en
  • USD133478S - Design for a brooch or similar article : en
  • DE724075C - Machine for rounding dough pieces in a knitting compartment on a flat knitting surface : de en
  • US2293321A - Control system : en
  • US2293614A - Fastener member and fastener installation : en
  • CA406871A - Piston ring : en fr
  • DE724181C - Device to protect against extinguishing of an arc cathode in a gas or vapor-filled arc discharge vessel : de en
  • US2293501A - Method of and means for reducing the effects of multipath phenomenon : en
  • AU247541A - An improved charcoal gas producer : en
  • AU115685B2 - Improvements in or relating to grinding or shaping machines : en
  • US2293541A - Pump : en
  • US2293033A - Apparatus and process for desliming flotation feeds : en
  • US2293040A - Steam generator : en
  • US2293645A - Auxiliary latch : en
  • US2293303A - Adjustable support : en
  • US2293617A - Adjustable ratio belt transmission mechanism : en
  • US2293544A - Wash fountain : en
  • AU283241A - An even draft swingle tree assembly applicable for use with agricultural implements andthe like : en
  • CA406799A - Composition containing antioxidant : en fr
  • US2293397A - Toy railroad siding system : en
  • US2293532A - Refrigerating apparatus : en
  • US2293410A - Concrete curing composition : en
  • CA406864A - Gasoline pump registering and computing mechanism : en fr
  • CA406877A - Railway car frame : en fr
  • US2293473A - Volumetric fluid flow indicator : en
  • CA406823A - Variable density sound recording system : en fr
  • DE724261C - Stabilizing, anti-fogging and blue-black developing additives for emulsions, back coats, developers and the like. like : de en
  • US2293090A - Weed exterminator : en
  • US2293240A - Permanent magnet : en
  • US2293571A - Production of spray metal negatives of models : en
  • FR874661A - Process for separating aluminum from its alloys by volatilization of aluminum : en fr
  • US2293038A - Manufacture of coating compositions : en
  • US2293274A - Automatic fidelity control : en
  • USD133510S - Design fob a dress : en
  • USRE22161E - Dynamoelectric machine : en
  • US2293094A - Meat-tendering machine : en
  • US2293555A - Distributor for fluid operated apparatus : en
  • US2293569A - Portable house and similar structure : en
  • US2293425A - Photographic printing apparatus : en
  • US2293199A - Valve : en
  • US2293334A - Check and unloading valve structure : en
  • USD133488S - Design for a lapel emblem button or the like : en
  • FR874675A - Permanent magnet armature for electrical machinery and instruments : en fr
  • CA406862A - Amusement apparatus : en fr
  • US2293229A - Method and means for recording sound : en
  • AU115686B2 - An improved charcoal gas producer : en
  • US2293350A - Stabilization of fatty acid derivatives : en
  • US2293575A - Sand washer : en
  • AU246241A - Improvements in variable frequency oscillation generators : en
  • US2293364A - Sliding connection between relatively movable members : en
  • US2293690A - Process of coating web material : en
  • CA406836A - Therapeutic composition : en fr
  • AU387141A - Improvements in and relating tothe control of battery charging in vehicle installations : en
  • DE724155C - Control valve device for air brakes for railcars with trailers : de en
  • FR874665A - Gold-platinum alloy for the manufacture of spinning dies : en fr
  • DE724029C - Circuit arrangement for measuring the amplitude, which is below a certain minimum value, of an alternating voltage whose amplitude changes : de en
  • FR874733A - Frequency doubling device for high frequency oscillations : en fr
  • US2293098A - Foldable rack for drills and the like : en
  • GB547312A - Improvements in and relating to transfers : en
  • US2293141A - Bean snipping and cutting machine : en
  • DE723965C - Equipment for the production of glass plates : de en
  • US2293561A - Cloth board for axminster looms : en
  • US2293649A - Preparation of high molecular weight branched chain acids : en
  • GB547319A - Improvements in or relating to means for effecting attachment of the bodies of ladies' hand bags and the like to the metal frames thereof : en
  • DE724038C - Locking device for the weight display on inclination scales (especially bathroom scales) : de en
  • US2293100A - Art of and means for engraving or cutting substantially invisible marks or the like in diamonds and other articles : en
  • US2293628A - Modulating apparatus : en
  • US2293647A - Transmission linkage for mechanically operated connections : en
  • USD133500S - Combined pedestal and container for perfumery : en
  • USD133445S - Design for a shoe : en
  • DE724193C - Clip-on ring for attaching eyebrows : de en
  • DE724251C - Cable management and control device for automatic winding and unwinding cable drums with electric drive : de en
  • USD133443S - Design for a shoe : en
  • DE724064C - Hot water heating system with deep, closed expansion vessel : de en
  • DE724172C - Circuit arrangement for equalizing the anode current of an amplifier tube distorted by the use of the grid current : de en
  • DK60056C - Procedure for the manufacture of binders. : da en
  • USD133469S - Design for a brooch or similar article : en
  • USD133503S - Cabinet for optical supplies : en
  • US2293605A - Telegraph system : en
  • FR874680A - Food product : en fr
  • GB547295A - Improvements relating to filters for air or gases : en
  • US2293549A - Method and apparatus for heating billets : en
  • DE724147C - Sponge rubber broom : de en
  • US2293295A - Railway journal lubricator structure : en
  • FR874741A - Process for the manufacture of jewelry items : en fr
  • US2293481A - Welding apparatus : en
  • FR874735A - Mixtures containing chlorinated mothballs : en fr
  • US2293595A - Phase control system : en
  • CA406779A - Honey comb foundation : en fr
  • GB547205A - Improvements in and relating to gas turbines : en
  • DE724229C - Glass replacement : de en
  • GB547162A - Production of patterned effects on textile materials : en
  • US2293150A - Drawing machine : en
  • US2293166A - Radio remote control system : en
  • US2293665A - Mophead : en
  • CA406833A - Railway car truck : en fr
  • DE724140C - Relay device : de en
  • GB547167A - Improvements in or relating to joints or terminations for electric power cables maintained under gas pressure : en
  • GR9946B - ADAPTATION TRANSFORMATION FOR ADJUSTMENT OF STEERING ANTENNA, ITS AD COCK ANTENNA INTO THE POWER LINE. : el en
  • AU249541A - Milk product and process : en
  • CA406881A - Lamp basing machine : en fr
  • US2293137A - Liquid gauging device : en
  • USD133472S - Design for a separable brooch : en
  • US2293084A - Apparatus for testing flexible materials : en
  • US2293506A - Machine for making terminals : en
  • USD133471S - Design for a brooch or similar article : en
  • US2293396A - Derrick drill : en
  • US2293406A - Photographic process : en
  • USD133512S - Design for a suit : en
  • DE724279C - Centrifugal clutch : de en
  • US2293281A - Flame hardening control : en
  • DE724214C - Inlet regulator for circulating steam heaters of railway vehicles : de en
  • US2293324A - Radiography process and apparatus : en
  • FR874712A - Image framing device for cinematographic projectors : en fr
  • GB547159A - Improvements in or relating to tubulous boilers : en
  • DE724273C - Process for the preparation of leuco-sulfuric acid esters of anthraquinone-azo dyes : de en
  • AU170241A - Improvements in arch construction, vaulted roofs, andthe like : en
  • DE724152C - HEPA filter : de en
  • FR874687A - Wire knotter for balers and mower-binders : en fr
  • DE724086C - Murphy bed : de en
  • GB547200A - Improvement in and relating to unitary brush assembly and protective housing therefor : en
  • CA406826A - Activation of silver catalyst : en fr
  • US2293623A - Mechanical pencil : en
  • DE724269C - Turbine for the expansion of gases : de en
  • FR874701A - Distributor of paste-shaped products, especially toothpaste : en fr
  • US2293062A - Process of making negatives in metal of solid objects or surfaces : en
  • US2293339A - Stencil machine : en
  • USD133463S - Design for, a brooch or similar article : en
  • FR874676A - Application of chemically neutral chromium-nickel steel : en fr
  • DE724210C - Pit lining made of profile iron, especially polygonal lining : de en
  • CA406852A - Code translating mechanism : en fr
  • FR874691A - Safety device for containers with rotating lids and quick-closing stop device : en fr
  • US2293323A - Spring seat construction : en
  • CA406787A - Cellulose derivative composition : en fr
  • US2293530A - Combination pillow and dressing case : en
  • US2293178A - Art of severing thermoplastic webs : en
  • US2293180A - Detector system of the velocity modulation type : en
  • GB547307A - Self-fitting sling : en
  • US2293449A - Amplifier circuit : en
  • AU204741A - Improvements in and relating to the treatment of food grain : en
  • CA406782A - Disc plough sharpener : en fr
  • CA406817A - Resilient mounting for vibratory bodies : en fr
  • DE724065C - Process for the operation of four-stroke internal combustion engines for hydrogen : de en
  • US2293065A - Air flow control damper : en
  • US2293241A - Refining petroleum oils : en
  • USD133439S - Design for a cabinet : en
  • DE724304C - Cold bed system : de en
  • DE724084C - Process and device for the operation of grate furnaces for gas-rich fuels with mechanical feed of the fuel : de en
  • DE724305C - Safety speed controller for internal combustion engines : de en
  • US2293613A - Wire drawing apparatus : en
  • US2293641A - Diamond holder : en
  • US2293351A - Sound absorbing construction : en
  • US2293395A - Process for sweetening sour hydrocarbon oils : en
  • DE724302C - Method and device for filling acetylene bottles with light filling compounds : de en
  • DE724047C - Drive arrangement for motor vehicles with underfloor engine : de en
  • DE724156C - Fluid brake for motor vehicles : de en
  • FR874719A - Process for the animalization of fibers, threads, ribbons, natural and synthetic fabrics and other articles made of cellulose : en fr
  • DE724240C - Shooting cinema equipment : de en
  • US2293106A - Method and apparatus for creating illusions : en
  • US2293230A - Transmission device : en
  • GB547228A - Closure caps for bottles, jars and like containers : en
  • FR874708A - Automatic pusher for dental prosthesis : en fr
  • CA406809A - Measuring and controlling apparatus : en fr
  • GB547273A - Improvements in starting and stopping mechanism for machinery : en
  • GB547195A - Manufacture of ª‡ú‘ª‰ú‘ª†ú‘ª€-doubly unsaturated ketones of the cyclopentanopolyhydrophenanthrene series : en
  • GB547165A - Improvements in or relating to apparatus for pressing fabrics : en
  • US2293070A - Method and apparatus for manufacturing pottery ware : en
  • US2293256A - Insect repellents : en
  • US2293336A - Tree straightener : en
  • US2293349A - Oscillo graph : en
  • US2293225A - Pipe lighter : en
  • FR874724A - Portable water gas generator for driving internal combustion engines and other uses : en fr
  • DK60063C - Air wear device at the engine cover of vehicles with rear-wheel drive engines. : da en
  • US2293503A - Method for dissolving cellulose : en
  • GB547247A - Improvements in or relating to mechanical relay movements particularly applicable to type-printing telegraph apparatus : en
  • GB547303A - Improvements in or relating to soldering irons : en
  • US2293289A - Strain gauge : en
  • US2293682A - Piston ring : en
  • FR874693A - Elastic drive for overhead propeller : en fr
  • IS309A7 - Renovation of or adjoining houses or buildings : en is
  • AU644442A - Improvements in substitutes for paper, cardboard and artificial leather and processes forthe manufacture thereof : en
  • DE724092C - Sealing of socket pipes : de en
  • DE724286C - Process for the production of glow cathodes for direct heating from an alternating current source : de en
  • DK60057C - Skin care and deodorant. : da en
  • US2293581A - Separable fastening element : en
  • USD133444S - Design foe a shoe : en
  • US2293129A - Sand trap nozzle : en
  • US2293203A - Automatic telephone system : en
  • FR874714A - Instant, constant and automatic braking winch for all applications : en fr
  • US2293603A - Roller bit : en
  • US2293366A - Fire extinguisher : en
  • US2293041A - Apparatus for filtering and cooling liquids : en
  • DE724030C - High-performance electric headlamp arc lamp : de en
  • US2293169A - Welding fixture : en
  • US2293337A - Welding apparatus : en
  • GB547171A - Improvements in sealing means for pistons for use in hydraulic mechanisms : en
  • GB547318A - New or improved apparatus for laying electric cables : en
  • US2293378A - Device for holding metallic strip in contact with conductor rolls : en
  • US2293091A - Plate finishing machine : en
  • US2293101A - Toy piano : en
  • US2293291A - Lens grinding machine : en
  • US2293330A - Welding machine : en
  • AU244841A - Thermionic amplifiers : en
  • AU115681B2 - Improvements relating tothe injection of fluid media into the induction passages of internal combustion engines : en
  • US2293455A - Device for applying solder : en
  • US2293588A - Telephone system : en
  • AU115675B2 - Tuning mechanism : en
  • US2293114A - Gun with rifiling and method of making the same : en
  • US2293445A - Lubricant with high temperature stability : en
  • US2293591A - Refining of oil : en
  • AU115672B2 - Electrode for discharge devices : en
  • AU243841A - Improvements in and relating to telephone and like systems : en
  • US2293426A - Apparatus and method for liner assemblies : en
  • DK60052C - Process for the Preparation of Compounds of the Cyclopentanopolyhydrophenanthene Row with Oxygen Groups Adjacent to Each Other. : da en
  • AU278541A - Tuning mechanism : en
  • US2293210A - Sliding suspension : en
  • DE724136C - Three-phase lowering circuit for motors with sliding armature : de en
  • GB547169A - Improvements in safety razors : en
  • CA406854A - Windshield wiper : en fr
  • DE724090C - Rotating back pressure motor : de en
  • DE724174C - Airspace-insulated telecommunication lead, in which the insulating sleeve with folds also serves as a spacer : de en
  • DE724271C - Brakeman's cab made of sheet metal that can be placed on the vehicle as a whole, especially for rail freight wagons : de en
  • DE724062C - Process for drying, cooling and re-moistening fiber material, in particular rayon : de en
  • US2293191A - Telephone system : en
  • USD133490S - Design for a woman s industrial safety cap : en
  • US2293639A - Knitted fabric : en
  • USD133432S - Design fob a display rack : en
  • USD133511S - Design for a suit : en
  • US2293154A - Apparatus for treatment of fibers : en
  • US2293662A - Cornice for windows or the like : en
  • USD133459S - Design for a pipe cap : en
  • US2293564A - Sealing means : en
  • DE724196C - Socket pipe connection with stuffing box seal : de en
  • DE724265C - Double tunnel furnace for porcelain firing purposes : de en
  • CA406813A - Ski binding : en fr
  • DE724094C - Soft solder : de en
  • US2293514A - Treatiment of oleoresin with oxalic acid : en
  • CA406828A - Drill device : en fr
  • CA406824A - Olefine oxidation and catalyst : en fr
  • CA406825A - Activation of silver catalyst : en fr
  • AU115674B2 - Improvements in or relating to calculating equipment : en
  • AU115673B2 - Improvements in and relating to flexible hose couplings : en
  • US2293668A - Grain cleaner : en
  • US2293305A - Fishing rod holder : en
  • US2293493A - Bead molding and process of manufacture : en
  • US2293373A - Explosion rivet : en
  • US2293176A - Collet chuck construction : en
  • CA406872A - Airplane propeller : en fr
  • AU386741A - Improvements in or relating to methods of forming flanges atthe ends of tubing : en
  • CA406844A - Paper feeding device : en fr
  • US2293185A - Illuminated display device : en
  • US2293585A - Swivel joint : en
  • US2293301A - Picture frame having a sound track thereon : en
  • US2293384A - Band pass coupling system : en
  • US2293027A - Monobutylol cyanamide compound : en
  • US2293211A - Cosmetic containing and applying device : en
  • US2293375A - Automatic brake : en
  • AU288441A - Method of contacting solids and gases : en
  • US2293093A - Message differentiation apparatus : en
  • AU202741A - A safety-device for paper-guillotines, power presses and like mechanisms : en
  • GB547288A - Process for making felts and the products produced thereby : en
  • CA406847A - Electrical controlling system : en fr
  • DE724295C - Film reel for axes of cinematographic recording or playback devices provided with one to four driver keys : de en
  • FR874681A - Process and installation for the production of carbon by catalytic decomposition of carbon monoxide : en fr
  • GB547293A - Improvements in or relating to work ejecting mechanism for machines for performing pressure-applying operations on shoe parts : en
  • DE724259C - Counter support for milling machines : de en
  • AU115689B2 - Method of contacting solids and gases : en
  • US2293292A - Weather strip : en
  • US2293369A - Constant delivery vane pump : en
  • US2293478A - Fluid meter : en
  • US2293659A - Insulated wire : en
  • US2293032A - Alpha-nu-amyl cinnamal ethyl cyanoacetate : en
  • US2293678A - Oil burning orchard heater : en
  • DE723483C - Adding machine : de en
  • US2293601A - Process of production of mixtures of gases hard to liquefy : en
  • US2293171A - Surgical instrument : en
  • USD133476S - Brooch or similar article : en
  • AU244441A - Power supply circuit employing electrical converters : en
  • CA406846A - Refrigerator car : en fr
  • DE724306C - Switching device on electrically operated flywheel starters : de en
  • AU245441A - Improved means for use in filing documents and for other purposes : en
  • DK60055C - Telegraph system with means for blocking the dial. : da en
  • US2293633A - Method and means for molding telephone handsets from plastics : en
  • USD133460S - Design for a pin or similar article : en
  • US2293146A - Enamel composition : en
  • US2293344A - Device for testing car wheels : en
  • CA406794A - Utensil auxiliary handle : en fr
  • US2293192A - Turning device for milk cans and other articles : en
  • USD133509S - Design for a dress : en
  • USD133442S - Design for a shoe : en
  • CA406786A - Window screen : en fr
  • AU115693B2 - Improvements in and relating tothe control of battery charging in vehicle installations : en
  • US2293597A - Magnifying device : en
  • AU115691B2 - A new or improved machine for wrapping cylindrical canister or carton bodies : en
  • CA406808A - Electric cigar lighter : en fr
  • US2293386A - Combination flatiron and clothes dampener : en
  • US2293528A - Separating circuit : en
  • US2293124A - Vacuum tube : en
  • US2293367A - Bus : en
  • US2293452A - Electric air circuit breaker : en
  • US2293590A - Fan : en
  • CA406788A - Cleaner for typewriter type : en fr
  • GB547316A - Improvements in hydraulic pumping systems : en
  • FR874747A - Frame, in particular for airplane wings and tail units, made up of several spars working in flexion and connected together rigidly in torsion : en fr
  • GB547278A - Device for locating two or more workpieces relatively to one another : en
  • CA406840A - Hydraulic lift mechanism : en fr
  • CA406845A - Telegraphic instruction circuit : en fr
  • IE18661L - Reinforced concrete structures : en
  • GB547263A - Apparatus for the exchange of heat between two fluids : en
  • GB547298A - Improved method of and means for disintegrating and reclaiming fabrics of jute and the like for re-use : en
  • US2293140A - Hanger for storm sashes and screens : en
  • DE724078C - Device for heating bodies, in particular for annealing circular weld seams : de en
  • DE724207C - Method and device for processing coal and other minerals in gutters : de en
  • DE724053C - Process for the production of a porous, particularly suitable as a filter fibrous body made of silicate fibers, e.g. B. glass fibers, and a binder consisting of carbonaceous substances : de en
  • DE724119C - Process for the production of alloys : de en
  • GB547257A - Improvements in tripod stands more particularly for machine guns : en
  • AU115662B2 - Relay : en
  • US2293133A - Clam splitter : en
  • USD133522S - Design fob a dress : en
  • USD133434S - Design for a merchandising display table : en
  • GB547180A - Improvements in piston slide valves for engines : en
  • GB547229A - Method of closing and sealing filled receptacles : en
  • GB547147A - Improvements in and relating to cash registers or calculating machines : en
  • DE724296C - Braking device for motor vehicles in which the brake cylinders are operated with the exhaust gases of the drive motor : de en
  • US2293206A - Mirror : en
  • DK60059C - Double-acting two-stroke combustion engine with reciprocating pistons. : da en
  • US2293486A - Unloading conveyer : en
  • US2293594A - Electrolytic cell : en
  • US2293604A - Tobacco stripping machine : en
  • US2293675A - Transference apparatus : en
  • DE724161C - Process for the preparation of condensation products of the isoquinoline series : de en
  • US2293036A - Paper cup : en
  • US2293529A - Image tube : en
  • CA406876A - Web stretchability imparting apparatus : en fr
  • DE724139C - Electric lamp with reflector : de en
  • US2293435A - Unloading means for rotatable containers : en
  • US2293583A - Fuel regulator : en
  • US2293651A - Valve lapping machine : en
  • US2293456A - Balance staff : en
  • US2293551A - Esters of aliphatic acids with isopropyl alcohol : en
  • DE724242C - Well filter attachment pipe made of wood or similar materials : de en
  • GB547160A - Improvements in or relating to electric fuses : en
  • DE724067C - Photographic camera with walking floor pull-out and range finder : de en
  • US2293221A - Pipe : en
  • US2293462A - Hydraulically operated door : en
  • US2293632A - Vehicle attachment : en
  • US2293063A - Band saw bread slicer : en
  • US2293118A - Power transmission : en
  • US2293265A - Surface active agent : en
  • US2293404A - Rod hanger : en
  • USD133517S - Design fob a textile fabric : en
  • DE724162C - Process for the preparation of 1-cyclohexyl-3-methyl-5-pyrazolone : de en
  • US2293340A - Process and apparatus for separating granular material : en
  • US2293104A - Oxidation of aldehyde : en
  • US2293212A - Nonslip spindle for phonograph turntables : en
  • USD133440S - Design for a supporting bracket for a pot or the like : en
  • GB547194A - Improvements in domestic washing machines : en
  • DE724173C - Ultra-short wave transmission arrangement : de en
  • US2293653A - Locking and releasing device : en
  • US2293673A - Film : en
  • GB547189A - Improvements in or relating to the preparation of high molecular derivatives of aliphatic hydroxy monocarboxylic acids : en
  • GB547196A - Improvements in valves : en
  • FR874666A - razor box, with blade ironing device : en fr
  • DE724115C - Overvoltage protection for multi-phase windings of electrical equipment connected to an isolated neutral point : de en
  • USD133516S - Design for a textile fabric : en
  • USD133519S - Design for a textile fabric : en
  • US2293207A - Apparatus for panning and/or tilting motion picture apparatus : en
  • US2293494A - Process for making certain amino ethers and various acylated derivatives thereof : en
  • US2293248A - Element for photocells and rectifiers : en
  • US2293392A - Pipe fitting : en
  • US2293491A - Tubular rivet : en
  • USD133521S - Design for a dress : en
  • US2293380A - Safety platform for oil well derricks : en
  • CA406861A - Gasoline pump registering mechanism : en fr
  • DE724315C - Device for automatic locking and unlocking of control slides in switches for hydraulic or pneumatic pressure medium work cells, especially for aircraft : de en
  • GB547248A - Improvements in or relating to commutators for dynamo electric machines : en
  • FR874683A - Image analysis device for rectilinear analysis of transverse lines on endless image strips, using two styles : en fr
  • GB547292A - Concentration process for separating acidic minerals from ore materials : en
  • GB547220A - Improvements in or relating to thermostatic valve mechanism : en
  • GB547240A - Cone clutch : en
  • DE724146C - Device for cutting an endless strand of synthetic thread : de en
  • US2293434A - Coke oven door and means for handling the same : en
  • DE724105C - Process for regulating the grain size of pure iron : de en
  • DE724185C - Electric arc welding unit for direct current connection : de en
  • US2293626A - Piston ring : en
  • GB547172A - Improvements in and relating to control valves for hydraulic presses : en
  • GB547184A - Improvements in means for trimming helical abrasive wheels : en
  • DE724192C - Device for covering windows or other openings in buildings : de en
  • FR874749A - Device for cutting endless fiber strips : en fr
  • US2293643A - Molasses dispenser : en
  • US2293315A - Heating system : en
  • CA406805A - Welding rod : en fr
  • US2293236A - Thread severing device for sewing machines : en
  • GB547286A - Improvements in or relating to lubricating oils and the lubrication of bearing surfaces : en
  • US2293188A - Device for attachment to the legs or feet of ladders, wheelbarrows, and like articles : en
  • DE724097C - Device on bucket wheels exposed to water to prevent the ingress of water : de en
  • US2293052A - Lubricant containing a lithium compound : en
  • FR874695A - Method and device for the manufacture of flat glass : en fr
  • US2293663A - Process and apparatus for hat making : en
  • US2293069A - Gun mount adapter : en
  • US2293547A - Automatically variable torque converter : en
  • US2293631A - Infant's and child's toilet : en
  • CA406832A - Vacuum connection : en fr
  • DE724128C - A painting device arranged above the cigar conveyor table for the end of the band wrapped around a cigar in cigar banding machines : de en
  • DE724150C - Printing device for tabulating machines controlled by punch cards : de en
  • DK60064C - Repair Insert for Tires. : da en
  • FR874658A - Milling machine control by suspended engine block : en fr
  • US2293111A - Salt treating process : en
  • US2293249A - Asphalt drum lining : en
  • DE724219C - Voting display device for recipients : de en
  • US2293638A - Variable speed transmission assembly : en
  • CA406839A - Razor : en fr
  • US2293263A - Method of and apparatus for storing liquefied gas mixtures : en
  • US2293297A - Squeezing device for plastic and semplastic masses : en
  • FR874742A - Hydraulic gear change control device for machine tools : en fr