• US2575546A - Machine for producing screened : en
  • US2575686A - Heat-and flame-resistant resinous refractories : en
  • US2575529A - Process for the improvement of : en
  • US2575558A - Glycidyl ether compositions and method of using same : en
  • DE817086C - Lockable air pump : de en
  • DE821700C - Lamellar tubes for calorifiers : de en
  • CA478644A - Methods and apparatus for recording and reproducing electrical communication currents : en fr
  • AU152236B2 - An improvement in or relating to charges for fire extinguishers : en
  • CA478802A - Mechanism and methods for making boxes with attached handles and the like : en fr
  • DE821503C - Anchorage between steel girders and prestressed concrete slabs of composite structures : de en
  • DE822148C - Device for tempering glass discharge vessels, in particular pressed glass tubes : de en
  • US2575338A - Coupling structure : en
  • US2575506A - Self-washing centrifuge : en
  • US2575588A - Combined reel for a fishing pole and locking means therefor : en
  • US2575985A - Farm seeder : en
  • US2575826A - Drilling tool : en
  • DE1631186U - CONTROL FOR TRACTOR-HUNG SINGLE-AXLE AGRICULTURAL MACHINES. : de en
  • CA478696A - Resistor type isolators for lightning arresters : en fr
  • CA478754A - Bunkers and air circulating fan assemblies for refrigerator cars : en fr
  • DE1631103U - POCKET FOLDING STEREOSCOPE. : de en
  • DE1631222U - SHIELDED AMPLIFIER UNIT FOR TELEVISION RECEIVER. : de en
  • DE825812C - Switching device for the chain switching device on the sprockets of the pedal crank of bicycles or the like : de en
  • US2575473A - Screw holding screw driver : en
  • US2575710A - Apparatus for measuring rotor blade vibration : en
  • US2575875A - High-temperature gas valve : en
  • DE821757C - Process for improving the texture of a photographic image : de en
  • DE821845C - Process for the production of tubular or film-shaped structures from a spinning paste that can be deformed by means of a slot nozzle : de en
  • DE821982C - Process for the production of paints that can be applied in wet weather : de en
  • DE822218C - High heel nailing machine : de en
  • DE1631099U - MULTI-SCREW PRESS FOR PLASTIC MASS. : de en
  • US2575789A - Process and apparatus for manufacturing capsules : en
  • US2575921A - Device for producing food products : en
  • DE822022C - Illuminated scale with documentary definition of the weighing results on weighing cards : de en
  • DE822203C - Stopcock for fuel lines in motor vehicles : de en
  • AU520251A - Improvements relating tothe preparation of quaternary ammonium compounds : en
  • AU151813B2 - Improvements in or relating to methods and apparatus for making branched pipe fittings : en
  • AU159175B2 - Heat treatment of fine solid particles : en
  • US2576069A - Torque-limiting wrench : en
  • DE1631110U - SUSPENSION MOUNTING OF DEVICES SENSITIVE TO SHOCK OR STRUCTURAL NOISE. : de en
  • DE821974C - Electric iron : de en
  • DE1631169U - CHILDREN'S DESK. : de en
  • AU154679B2 - Improvements in or relating to fluid flow systems : en
  • AU510451A - Improvements in phonographs : en
  • AU512851A - An improved shuttlecock : en
  • CA478685A - Panel heating : en fr
  • FR994815A - Improvements made to safety lock mechanisms and more particularly cylinder locks : en fr
  • GB661346A - Silvering of glass and other electrical non-conductors : en
  • DE810540C - Lock for roller hanger on curtain rails : de en
  • DE820546C - Tread training for pneumatic tires, especially for farms : de en
  • AU152243B2 - Improved machine for cleaning currants : en
  • DE821592C - Rider brush for plansifters : de en
  • FR994515A - New easily removable construction method (scaffolding, etc.) and elements of this construction : en fr
  • FR994879A - Floor in prefabricated elements : en fr
  • GB661496A - Improvements relating to electrical integrating meters and indicating instruments : en
  • US2576056A - Analyzing apparatus : en
  • AU3825950A - An improved saw bench for cutting timber to shape : en
  • DE822073C - Method and device for loading pumice gravel : de en
  • GB661269A - Improvements in or relating to a hydraulic shock absorber : en
  • CA478655A - Powdered material spreaders : en fr
  • DE822077C - Equalization device for electrical slave clocks : de en
  • DE1631218U - PROTECTIVE COVER FOR BOOKS, BOOKS AND THE LIKE. WITH SIDE POCKET AND LATERAL BOOKMARKS. : de en
  • DE1631275U - MARKER SIGNS FOR ROADWAYS. : de en
  • DE822028C - Hand tool for picking gooseberries : de en
  • FR994505A - Gathering and thresher device for harvester : en fr
  • AU513751A - Magnetic ferrite of high maximum permeability and high curie point and process for making same : en
  • AU509751A - Improvements relating to negative feedback "amplifiers : en
  • GB661175A - Improvements in or relating to sprocket-chains or the like more particularly for use in endless conveyors : en
  • US2575840A - Cyclopentanophenanthrene derivatives and process : en
  • DE821680C - Method for separating electrons of a certain phase from an electron beam : de en
  • DE822052C - Theft protection on truck trailers : de en
  • FR994718A - Manufacturing process for phosphate fertilizers : en fr
  • GB661332A - Improvements in or relating to fin vibration damper and method of forming same : en
  • US2575684A - Trolley conveyer drive : en
  • US2576059A - Limit bridge detector : en
  • DE1631128U - DIRECTION INDICATOR FOR TOY RAILWAYS. : de en
  • FR994854A - Process for the manufacture of molding powders based on thermoplastic resins : en fr
  • DE822210C - Device for operating two gearshifts on a bicycle or similar vehicle : de en
  • FR994664A - Hot air generator : en fr
  • DE821965C - Multi-core electrical installation cable : de en
  • DE822086C - Process for the preparation of pyrimidines : de en
  • US2575400A - Crankcase breather and oil filler pipe assembly : en
  • US2575703A - Method for packing food products : en
  • US2575398A - Diaphragm pump : en
  • US2576036A - Yankee drier : en
  • DE822026C - Spark guidance, especially for lighters : de en
  • US2575671A - Hearing aid apparatus : en
  • US2575890A - Automatic approach control system : en
  • DE821418C - Clamping device for the optional production of picture frames, table tops or the like of any square, rectangular, oval or round shape and size : de en
  • DE822098C - Device for loosening draw hook couplings on rail vehicles, especially in mining : de en
  • FR994582A - Accelerated construction process : en fr
  • DE821365C - High frequency ammeter : de en
  • DE1631102U - TAPE GUIDE OF MAGNETIC OR ELECTRIC SOUND RECORDING AND PLAYBACK DEVICES. : de en
  • DE1631052U - DISPENSER. : de en
  • DE1631214U - APRON. : de en
  • DE821369C - Telegraph in which the triggering of one's own name giver is suppressed when the << Who there >> sign is sent : de en
  • DE825683B - Bow-shaped gas lighter : de en
  • US2575352A - Phosphates of amylaceous polysaccharides : en
  • DE821886C - Rubber air spring : de en
  • US2576055A - Wire connector : en
  • US2575499A - Removable fibre glass filter : en
  • US2575511A - Monopotassium phosphate piezoelectric crystals : en
  • DE821851C - Device for the automatic injection of liquids into the ground : de en
  • DE821970C - Arrangement for measuring high-frequency currents, especially in the area of decimeter waves : de en
  • US2576081A - Plant growth regulation : en
  • CA478657A - Liquid-delivery apparatus : en fr
  • US2575669A - Process for the production of glazing strips : en
  • DE1631247U - STATIONARY SEWING MACHINE NEEDLE EMBROIDER. : de en
  • DE822188C - Workpiece feed device for sewing machines : de en
  • DE821903C - Method of manufacturing bearing shells : de en
  • FR994563A - Clutch device for reversing the direction of rotation of two spools for winding a wire or strip : en fr
  • FR994681A - Improved kickstand for cycles and motorcycles : en fr
  • FR994724A - Support plate of opaline glass, marble or similar material for goods to be cut with a slicing machine : en fr
  • FR994761A - Process for manufacturing artificial stones from a mixture of artificial mineral wool and cement or from a mixture of cement and sand : en fr
  • DE822008C - Device for eating and preparing fish : de en
  • DE822062C - Process for conveying bodies made of sheet metal, preferably vehicle bodies, through a system for cleaning, preventing rusting, priming and spraying with a paint liquid and a device for carrying out the process : de en
  • GB661649A - Improvements in or relating to the ventilation of internal combustion engine crankcases : en
  • US2575569A - Violin support : en
  • DE822047C - Electrical warning and signal light device for motor vehicles : de en
  • DE822128C - Arrangement for interrupting electrical circuits : de en
  • US2575380A - Crusher mill : en
  • FR994949A - Construction in prefabricated elements : en fr
  • GB661471A - Improvements in electromagnetic relays : en
  • DE1631146U - SUSPENDERS CONNECTED IN THE BACK BY CHAINING. : de en
  • DE822187C - Fixed holder for conical bobbins : de en
  • GB661196A - Process for the treatment of scrap leather : en
  • DE821589C - Rotor for centrifugal mills : de en
  • GB661516A - Method and apparatus for the separation of liquid from liquid suspensions of solid material : en
  • DE1631127U - PATIENCE OR SKILL GAME. : de en
  • FR994636A - Device for dust collectors : en fr
  • GB661636A - Improvements in or relating to apparatus for cleaning floors and other surfaces : en
  • GB661501A - Locks : en
  • DE1631220U - DIE COLLECTORS FOR DIE SETTING AND LINE CASTING MACHINES. : de en
  • DK73394C - Radio receiver with two-part cabinet. : da en
  • DE1631299U - COIN CHECK DEVICE FOR VENDING MACHINES. : de en
  • DE822245C - Circulating regenerative air preheater : de en
  • FR994541A - Motor-pump unit : en fr
  • GB661238A - A device for easy separation of boxes used in beehives : en
  • GB661379A - Improvements in and relating to machines for delivering measured quantities of liquids : en
  • US2575709A - Circuit breaker : en
  • DE1631139U - WIRE TENSIONER. : de en
  • CA478794A - Brake control apparatus : en fr
  • DK73405C - Milking machine pulsator. : da en
  • FR994872A - Improvements to motor vehicles or other locomotive devices : en fr
  • GB661409A - An improved bread or like bin : en
  • GB661418A - Improvements in or relating to two part electrical connectors : en
  • US2575697A - Combination measuring instrument for layout work : en
  • US2575833A - Method for crimping textile fibers : en
  • DE821433C - Transportable, especially suitcase-like reading device : de en
  • DE821493C - Feeding device for steam locomotives with jet pump : de en
  • GB661514A - Improvements in or relating to a brake lining clamp and apparatus for applying the same : en
  • GB661306A - Rotary kiln : en
  • DE821398C - Steel beam ceiling : de en
  • BE503499A - Process for the extraction of volatile materials in liquid form, in particular coal, lignite, and products obtained by the process. : en fr
  • FR994638A - Process for improving the thermal efficiency of rotary kilns : en fr
  • FR994817A - Self-propelled trolley for moving a camera in a cinema studio : en fr
  • DE816636C - dare : de en
  • US2575498A - Production of melamine : en
  • US2575486A - Lamp fixture having a diffuser bowl with a circular fluorescent lamp surrounding thebowl : en
  • GB661165A - Improvements in variable volume devices : en
  • AU152257B2 - improvements in protective coverings for electric cables : en
  • DE821496C - Device for automatic emptying of water separators : de en
  • DE821429C - Phonogram scanner with an organ that rests on the phonogram carrier when the scanner is placed : de en
  • DE821808C - Sheath clamp with spring-loaded pressure piece : de en
  • US2575434A - Refrigerated display and dispensing unit : en
  • DE1631151U - MOTOR - ROAD ROLLER WITH EASY TO INSTALL AND REMOVAL DRIVE UNIT. : de en
  • DE821632C - Collection box with sliding guide swivel cover, especially for card files : de en
  • US2575453A - Pole storage rack : en
  • GB661363A - Improvements in or relating to hand knitting apparatus : en
  • DE1631296U - WALL ANCHORS. : de en
  • FR994584A - Process for the production of electrical pulses and generator for its implementation : en fr
  • FR994751A - Ball joint more particularly for connecting rods and steering coupling rods of motor vehicles : en fr
  • AU153643B2 - Method and machine tor manufacturing corrugated fibro-cement slabs : en
  • CA478801A - Tamper proof shields for speedometer drive couplings : en fr
  • DE1631192U - EQUIPMENT FOR ELECTROLYTIC TREATMENT, IN PARTICULAR OF WIRES, TAPES, OR THE LIKE. : de en
  • DE821771C - Ham cooker : de en
  • DE821774C - Feeding device for feeding roller conveyors with boxes and similar objects : de en
  • DE821918C - Shutter actuator : de en
  • DE822095C - Dust seal for axle boxes of rail vehicles : de en
  • GB661351A - Improvements in and relating to electrical contacts for holders for electron valves : en
  • US2575716A - Two-speed polyphase dynamoelectric machine : en
  • FR994698A - Glass manufacturing process : en fr
  • FR994591A - Regulator : en fr
  • FR994691A - Improvements in the synthesis of hydrocarbons : en fr
  • GB661333A - Steam cooking vessel : en
  • GB661637A - Improvements in the preservation of latex : en
  • IE19493L - Cleansing and sterilizing beer equipment : en
  • FR994902A - Improvements to electric filters : en fr
  • US2575754A - Stabilized calcium phosphate phosphor : en
  • US2575970A - Method of physically enlarging a photographic color transparency : en
  • DE821550C - Vulcanizing mold for partial or retreading of defective pneumatic tire shells : de en
  • FR994537A - Spherical body burner-grill : en fr
  • FR994709A - Decorative handle for basket or basket : en fr
  • FR994908A - Improvements to the keys of combination locks : en fr
  • GB661485A - Improvements in or relating to filters and method of making same : en
  • DE821530C - Device for artificial breathing : de en
  • GB661390A - Improvements in internal combustion engines : en
  • FR994617A - Pulse modulation system : en fr
  • FR994802A - Improvement in transmission assemblies comprising compressor and expansion devices : en fr
  • US2575649A - Automatic drill slip unit : en
  • GB661573A - Disc brake : en
  • FR994534A - Improvement in liquid meters : en fr
  • FR994899A - New principle, method and device making it possible to obtain the relief view using two images presenting the same object from two different angles and some of their applications : en fr
  • GB661400A - Spring suspension devices for the wheels of motor cycles and light weight vehicles : en
  • CA478702A - Carburetors : en fr
  • US2575470A - Embroidery aid and frame : en
  • US2575383A - High-frequency amplifying device : en
  • AU149523B2 - Improvements relating to flush boxes for mounting electric fittings : en
  • AU522351A - Improvements in or relating to fluid flow systems : en
  • DE821951C - Process for the extraction of argon : de en
  • DE821981C - Process for the preparation of disazo dyes : de en
  • US2575376A - Formyl cyclohexene nitriles and esters : en
  • US2575610A - Flight conveyer : en
  • US2575802A - Knee joint of artificial legs : en
  • US2575926A - Sleep inhibitor for motor vehicle operators : en
  • US2575885A - Steam superheat control by automatic and extended-range means : en
  • DE1631243U - RELEASABLE CONNECTION OF THE PARTS OF MULTIPLE CYLINDRICAL TANK, IN PARTICULAR THE COMPONENTS OF THE HOUSING OF ROUND GAS METERS. : de en
  • FR994912A - Double-acting electric heater that can be used either after storage or immediately in direct connection : en fr
  • FR994862A - Further training in rolling mill safety devices : en fr
  • GB661568A - Improvements in or relating to metal-drawing presses : en
  • GB661173A - Improvements in or relating to by-pass valves for pump-operated water supply systems : en
  • AU519251A - Improvements in or relating to combustion systems of internal combustion engines : en
  • FR994609A - Mechanical pencil with pruning device : en fr
  • FR994748A - Antifreeze product for automobile radiators : en fr
  • DE821560C - Mirror strabometer : de en
  • FR994631A - Ore wagon : en fr
  • FR994822A - building element : en fr
  • US2575735A - Means for adjusting the effective exit cross-section of a nozzle or the like : en
  • FR994594A - Mechanism for forming bundles of yarn in spinning looms : en fr
  • GB661646A - Improvements relating to boiling vessels : en
  • US2575551A - Process for extracting gelatin and glue : en
  • DE1631264U - BULLET HOLES. : de en
  • GB661350A - Improvements in and relating to holders for electron valves : en
  • GR13289B - CANISTR FOR OIL EXTRACTION. : el en
  • FR994575A - Bodice or ear clip, fitted with a safety device : en fr
  • IE20029L - Moulding article; from asbestos cement : en
  • DE821481C - Process for obtaining the finest mussel shell meal : de en
  • DE1631023U - CATAFALQUE. : de en
  • DE1631062U - Dexterity toys as a promotional tool. : de en
  • DE821854C - Spreading machine for agricultural purposes : de en
  • GB661327A - Improvements in or relating to window construction : en
  • DE1631240U - TRIPOD BASE WITH INTERCHANGEABLE STEERING CASTORS FOR MOBILE DEVICES, IN PARTICULAR HAIRDRESSING DEVICES. : de en
  • DE821905C - Process for pickling, in particular steel : de en
  • US2575841A - Drying cap : en
  • AU147566B2 - Improvements in and relating to liquid fuel heaters : en
  • AU3884850A - Improved machine for cleaning currants : en
  • DE821855C - Dirt spreader : de en
  • FR994644A - Choke coils : en fr
  • FR994765A - Meat grill : en fr
  • CA478708A - Methods and devices for measurement and regulation of the resistance of electrolysis cells : en fr
  • US2575900A - Filter : en
  • DE821471C - Process for making decorations on candles : de en
  • FR994596A - Fireplace boiler for all solid fuels : en fr
  • FR994771A - Voltage comparator device : en fr
  • DE1631283U - PROTECTIVE COVER FOR REPLACING THE SUPPORTS FOR BANDAGES, CORSETTAGE, BRA AND LIKE. : de en
  • DE821659C - Counter-coupled amplifier : de en
  • FR994550A - Additional fixed sprocket device for chain derailleur shifting : en fr
  • GB661447A - Treatment of hydrocarbon conversion catalysts : en
  • DE1631082U - GAS TAP, IN PARTICULAR ANGLE, WITH REMOVABLE ACTUATOR FOR THE PLUG. : de en
  • GB661538A - Improvements in or relating to litter baskets : en
  • GB661402A - Improvements in or relating to shoulder pads : en
  • GB661562A - Production of reinforced rubbers : en
  • DE822160C - Hand pliers for grasping components and other bodies : de en
  • US2575793A - Weatherstrip means : en
  • DE821921C - Process for the production of lightweight construction elements : de en
  • CA478648A - Trouser bottom stop attaching machines : en fr
  • US2575407A - Tape feeding and severing mechanism for marking machines : en
  • US2575536A - Plural film camera : en
  • DE821532C - Lemon wedge press : de en
  • DE821862C - Saegeraet : de en
  • DE822231C - Clothing fabric with a layer of hair on one side : de en
  • DE1631254U - LIGHT BALLOON. : de en
  • DE821730C - Reversible gear motor for compressed air or steam, which can be given away with a gearbox : de en
  • GB661543A - Improvements in the supercharging of internal combustion piston engines : en
  • US2575795A - Support for horn mutes : en
  • US2576026A - Electronic switch : en
  • AU124651A - Improvements in or relating to deflocculation of beater sized pulp forthe manufacture of vegetable web material : en
  • AU517951A - Illuminated indicator knob for control panels : en
  • CA478792A - Mounting structures and extension tracks for mechanical units : en fr
  • DE821728C - Working method for closed hot gas piston machines and device for carrying out the method : de en
  • DE821878C - Slot-controlled two-stroke internal combustion engine : de en
  • DE821984C - Paint stripper : de en
  • FR994670A - Device for indicating and recording the elongation of a metal strip during a rolling operation : en fr
  • GB661260A - Improvements in or relating to machines for the manufacture of sliding-clasp fasteners : en
  • US2575699A - Electrical contactor : en
  • US2575788A - Extensible and retractable implement and container therefor : en
  • US2575862A - Economizer for use with oil fired forced draft domestic heating furnaces : en
  • US2575902A - Air vent and focusing screen support for bellows type cameras : en
  • US2575944A - Check valve : en
  • DE822254C - Rotating indicator for signaling in electrical telecommunications systems : de en
  • DE826138B - Condenser for encapsulated refrigeration machines : de en
  • US2575934A - Automatic valve controlling mechanism for electric circuit breakers : en
  • USRE23430E - Sheetsxsheet i : en
  • GB661305A - Improvements relating to moulds for the formation of articles from concrete or like materials : en
  • GB661359A - Process for the production of penicillin salts of the sympathomimetic drugs desoxyephedrine, amphetamine adrenaline and ephedrine : en
  • AU157192B2 - Apparatus for bringing two or more phases into intimate contact with each other : en
  • DE821820C - Emulsifying agents : de en
  • AU3885050A - Improved means for eviscerating crayfish andother animals : en
  • CA478718A - Glass laminations and interlayers therefor : en fr
  • US2575513A - Detachable aspirator : en
  • US2575803A - Dispensing machine : en
  • AU3831950A - Improvements relating tothe manufacture of tennis racquet gilt and sausage skins : en
  • AU3820150A - An improved vacuum control device for use witha carburettor of vehicle internal combustion engine : en
  • DE821516C - Automatic control device for the operation of transmitter tubes : de en
  • DE821663C - Moisture-proof conductive connection point for electrical waveguides : de en
  • AU152129B2 - An improved method for applying distinctive marking'to insulated electric conductors : en
  • DE1631224U - ELECTRIC LAMPION. : de en
  • DE822141C - Device for switching off and operating gas or vapor-filled discharge tubes, in particular fluorescent lamps : de en
  • FR994702A - Universal machine tool : en fr
  • DE1631134U - MONEY COIN FOR MAGIC ARTS. : de en
  • DE821836C - Kitchen ventilation device with suction hood : de en
  • US2575576A - Alkali metal salt-organic sulfoxt : en
  • US2575935A - Measuring instrument : en
  • DE821844C - Injection cylinders on injection molding machines for thermoplastics : de en
  • DE822156C - Process for the production of prestressed concrete parts : de en
  • AU152905B2 - Improved golf game and/or machine : en
  • US2575727A - Method of coating glassine : en
  • DE821555C - Alloy resistant to halogenated substances : de en
  • DE821615C - Process for the production of a cohesive coating made of a crystalline, synthetic organic polymer on a base layer made of a non-fibrous material : de en
  • DE822021C - Rack arrangement for a spring balance : de en
  • DE822058C - Flat and vaulted filling surfaces for walls, furniture, utensils and equipment : de en
  • FR994840A - Improvements in ultra-short wave modulation methods and devices : en fr
  • DE821821C - Separating slide for rotary piston machines : de en
  • GB661355A - Improvements in flexible hose couplings : en
  • GB661289A - Method of and apparatus for the manufacture of concrete pipes by moulding : en
  • US2575505A - Card record sorting device : en
  • US2575528A - Hydraulic fluid mechanism : en
  • US2575575A - Window with sash locking spring : en
  • USD165217S - Combined pneumatic tire casing trimmer and balancing machine or similar article : en
  • DE821718C - Partial heating hose for vehicle tires made of rubber : de en
  • DK73401C - Unwinding and winding device for guide line and lifting supply cable for hoists with outriggers. : da en
  • FR994793A - Progressive and continuously variable gear change : en fr
  • FR994804A - Hair-dryer : en fr
  • GB661578A - Improvements in or relating to steering gear : en
  • CA478656A - Methods of rolling wires and apparatus therefor : en fr
  • FR994716A - Gas heater : en fr
  • FR994906A - Drive for register cards : en fr
  • GB661610A - Improvements in and relating to machines for winding pirns or tubes : en
  • US2575427A - Treatment of metalworking tools : en
  • DE819815C - Closure for tube-like container : de en
  • US2575518A - Ion exchange material and use thereof : en
  • AU151454B2 - An improved material resistant to atomic radiation : en
  • US2575593A - Collapsible stand : en
  • US2575891A - Transmission control mechanism : en
  • FR994578A - Combined electric lighter for igniting gas or cigarettes : en fr
  • GB661448A - Improvements in or relating to wheel covers and wheel structures : en
  • US2575842A - Selector switch having slow-acting relay in magnet circuit : en
  • USD165248S - Sherrod et ai_ toothbrush : en
  • DE1631147U - EXTERNAL OR SUB-STAMP FOR TWO-PIECE INSERTIBLE IRON PIT STAMPS. : de en
  • FR994649A - Automatic firearm : en fr
  • GB661622A - Improvements in or relating to metal frames for greenhouses and like structures : en
  • DE821665C - Spinning machine for electrical wires and cables : de en
  • DE1631014U - TWO-PIECE INSULATED SOCKET FOR ELECTRIC TUBE LAMPS. : de en
  • DE821558C - Display device for dial gauges : de en
  • DE821564C - Counter with electron tubes : de en
  • DE821617C - Paint application device : de en
  • DE821731C - Gear reversal designed for air motors with two opposing rotor shafts : de en
  • DE822229C - Self-operated shovel device : de en
  • DE821871C - Machine for the extraction of larch seeds u. like : de en
  • DE822204C - Invisible hood holder, especially for motor vehicles : de en
  • FR994860A - Improvements in the treatment of surfaces of aluminum and aluminum alloy articles : en fr
  • DE822233C - A sheet of thermoplastic material with ventilation openings intended for the manufacture of garments and the method for making the same : de en
  • DK73381C - Process for the preparation of 2- (N <4> -phthalylsulfanilamido) -1,3,4-thiodiazoles substituted in the 5-position with an alkyl or an aryl group. : da en
  • GB661446A - Improvements in or relating to photographic film apparatus such as a camera or optical projection apparatus : en
  • CA478787A - Continuous wire drawing machines : en fr
  • GB661255A - Process for the rapid drying of yarn spools and autoclave for carrying out the process : en
  • FR994732A - Arithmetic calculation game : en fr
  • DE1631191U - MOBILE REEL WITH SLIPPING COUPLING FOR ROLLING PEST CONTROL HOSES. : de en
  • US2575987A - Conducting rubber heating element : en
  • AU514351A - Improvements in or relating to hydro-mechanical powerdrive transmissions : en
  • US2575870A - Means for connecting collapsible tubes to a pump device for discharging the contents thereof : en
  • DE1631075U - SWIMSUIT. : de en
  • DE821847C - Double-sided measuring probe for measuring the inclination of a shaft, based on a flat support surface : de en
  • DE821889C - Quick coupling for pipes : de en
  • US2575828A - Mobile mechanically propelled sprinkler : en
  • US2575661A - Medical therapy cart : en
  • DE821473C - Method and device for cleaning, preventing rusting and priming of vehicle bodies made of sheet metal and for applying a paint coat : de en
  • USD165256S - Yellin box : en
  • DE1631168U - CHILDREN'S DESK. : de en
  • US2575364A - Capacitor : en
  • US2575905A - Waste flow control : en
  • DE821916C - Lid for cans : de en
  • DE821716C - Method and vulcanization mold for the manufacture of urinals made of rubber : de en
  • DK73392C - Electrical system for automatic time indication. : da en
  • DE821667C - Drum for holding cables, wire ropes, pipe sections, etc. like : de en
  • DE822043C - Drive for motor vehicles with fluid coupling : de en
  • DE822169C - Watertight and airtight case for clocks and other instruments : de en
  • FR994572A - Pulse recording device : en fr
  • DK73383C - Process for the preparation of amino ketones or their corresponding alcohols or salts. : da en
  • IT466863B - : it
  • US2575607A - Cyclone separator : en
  • GB661530A - Improvements in elastic yarn : en
  • GB661190A - Improvements in or relating to sugar recovery process : en
  • GB661410A - Improvements in and relating to current pulse generating circuit arrangements : en
  • US2575467A - Process and apparatus for stuffing casings : en
  • US2575796A - Refrigerating cabinet for milk samples : en
  • US2575860A - Steam-generating stove for steam bathrooms : en
  • DE1631037U - SHORT PIPE WITH DETACHABLE HEAD. : de en
  • FR994759A - Removable articulation device for interlocking plastic lids : en fr
  • FR994587A - Oscillations generator : en fr
  • FR994887A - Improvements to valves for pressurized liquids in which the plugging takes place by deformation of a rubber member : en fr
  • US2575831A - Drill pipe support : en
  • US2575798A - Cutting and splicing apparatus : en
  • FR994611A - Filing cabinet : en fr
  • DE821932C - Procedure for marking rolling stock according to the material properties : de en
  • GB661507A - Improvements in or relating to the fixing of bath panelling : en
  • GB661533A - Stabilized diazonium salts and process of effecting same : en
  • FR994849A - Inserting device for postage stamps and similar articles : en fr
  • GB661345A - Improvements in or relating to the manufacture of carpets and of similar pile fabrics : en
  • US2575323A - Manufacture of organolead compounds : en
  • DE821371C - Electroacoustic transducer working according to the moving coil principle : de en
  • DE821522C - Process for the production of a capacitance-constant electrical capacitor with glass plates as dielectric : de en
  • DE821552C - Injection molding process for thermoplastic compounds made of polyvinyl chloride : de en
  • DK73400C - Pressure cooker. : da en
  • DE820890C - Handle attachment for brooms, scrubbers and similar devices : de en
  • DE822191C - Sewing machine fitted with a hand-held turning device, in particular a suitcase sewing machine : de en
  • GB661376A - Improvements in or relating to the treatment of textile materials : en
  • GB661428A - A magnetic sound head and/or erase head : en
  • DE1631291U - INDEPENDENT TENSIONING AND WINDING DEVICE FOR STRANDS OR THE LIKE. : de en
  • US2575758A - Framework for buildings : en
  • DE821901C - Process for applying an intermediate layer to light metal for the purpose of subsequent chrome plating : de en
  • DE822099C - Control and monitoring board, especially for route signal boxes : de en
  • DE822116C - Antenna for interference-free reception : de en
  • FR994813A - Advanced coloring of silk squares and the like : en fr
  • GB661441A - Improvements in or relating to a composite die : en
  • FR994566A - plastic construction or assembly toy components and method of manufacturing such components : en fr
  • GB661588A - Process for treating mixtures comprising polyvinyl chloride and industrial products obtained thereby : en
  • DE822049C - Stop and overtaking indicators for motor vehicles, especially trucks : de en
  • DE1631223U - HIGH FREQUENCY COMPONENT FOR TELEVISIONS. : de en
  • DE822040C - Process for the manufacture of wet strength paper products : de en
  • DE822064C - Sheet metal strip lacquered on one or both sides for the production of cans and device for producing such a strip : de en
  • FR994836A - Advanced device dispensing lit cigarettes : en fr
  • FR994911A - Advanced training in transmission and steering mechanisms for agricultural tractors and battle tanks : en fr
  • GB661424A - Improvements in or relating to lubrication of exhaust valve shanks in internal-combustion engines : en
  • GB661502A - Improvements in adjustable seats : en
  • US2576016A - Lifting jack : en
  • CA478760A - Means for producing mechanical vibrations : en fr
  • FR994727A - Magnetic gap gauge : en fr
  • US2575456A - Parallel motion : en
  • FR994782A - Weft clamping device and warp thread classification in circular looms : en fr
  • US2576013A - Sheet delivery and stacking : en
  • US2575343A - Bust-measuring device : en
  • US2575492A - Flow-measuring apparatus : en
  • US2575647A - Aircraft landing gear : en
  • US2575373A - Acyloxy polymethine dte : en
  • US2576000A - Fulcrum type crown cap remover : en
  • US2576010A - Signal clearing relay for centralized traffic control systems of the code type : en
  • FR994725A - Improvements to machines intended mainly for the treatment of animal casings for the constitution of sausage skins : en fr
  • GB661315A - Improvements relating to ships' hull sterns : en
  • DE821419C - Milling machine with tenon cutting device : de en
  • DE1631083U - BLEACHING AND COLORING APPARATUS. : de en
  • DE1631119U - INSOLE. : de en
  • DE1631202U - SELF-CLEANING CLEANING STRIPS FOR CYLINDERS OF SPINNING MACHINES. : de en
  • FR994690A - Planing Gear Cutting Machine : en fr
  • FR994863A - Thermal engine operating system and devices for the realization of this system : en fr
  • DE821752C - Device for adjusting work tables on machine tools : de en
  • DE822081C - Self-closing switch-off device on gas-fired burners : de en
  • US2575871A - Granular smokeless propellant powders : en
  • US2575540A - Combination chair and support for sousaphones : en
  • DE822228C - Switching arrangement of electrical slave clocks : de en
  • DE822242C - Method and device for the separation of adsorbable substances from gases, steams o. : de en
  • DE822016C - Turntable for electric ovens and processes for making the same : de en
  • DE821624C - Discharge device, especially for grain silos or the like. : de en
  • DE821783C - Paper holder, especially for ring books : de en
  • FR994684A - Puncture-proof pneumatic tires for cycles, motorcycles, cars and all vehicles : en fr
  • DE821372C - Multiple cavity magnetron : de en
  • DE821483C - Process for bleaching fibers and structures made therefrom : de en
  • DE821455C - Centrifugal mill : de en
  • DE821857C - Arrangement for loading, unloading and distributing stable manure and the like like : de en
  • DE822201C - Ball chain lock, especially for the activation chain of motor vehicle radiator shutters : de en
  • AU148339B2 - An improved vacuum control device for use witha carburettor of vehicle internal combustion engine : en
  • GR13283B - PERFECTIONS IN STEEL HAIR PACKAGES. : el en
  • DE1631219U - FILE POCKET. : de en
  • US2575965A - Rigid joint between tubular structures : en
  • FR994532A - Rusk cutter in regular slices, with sharp discs, with double rotation in the same direction : en fr
  • FR994675A - Improvements to gas generators : en fr
  • GB661510A - Improvements in or relating to apparatus for delivering pipe cleaning liquid by air pressure : en
  • DE1631049U - PROTECTIVE COVER FOR PIPES AND OTHER ROD-SHAPED BODIES, CIRCULAR OR SIMILAR CROSS-SECTION. : de en
  • FR994539A - Container for the transport of cement or the like : en fr
  • FR994938A - Improvements to ink ribbons : en fr
  • DE821816C - Electric immersion heater : de en
  • DE821899C - Process for the production of a permanent gloss layer on objects made of aluminum or aluminum alloys by means of electrolytic baths : de en
  • US2575410A - Mixing machine : en
  • DE821567C - Agricultural spreader : de en
  • FR994548A - Suction hood for rotating tool and vacuum filter device : en fr
  • DE1631181U - STEREO GLASSES. : de en
  • FR994583A - Needle repair process, in particular for hosiery trades : en fr
  • DE1631041U - FLASHLIGHT LAMP WITH SMALL SCREEN CAMERA. : de en
  • DE822115C - Device for demodulating frequency-modulated oscillations : de en
  • CA478709A - Processes of forming cathodes for electronic tubes : en fr
  • DE821807C - Terminal arrangement : de en
  • CA478682A - Charge forming devices : en fr
  • US2575388A - Electrical rectifiers : en
  • US2575783A - Beaded mock welting for mckay type footwear : en
  • US2575938A - Tool for expanding cylinder liners : en
  • US2576033A - Preparing high-temperature lubricating greases : en
  • US2575881A - Reclining article of furniture : en
  • DE821507C - Microphone, preferably condenser microphone : de en
  • DE821541C - Wire-bound construction panels or mats made of fiber : de en
  • DE821660C - Circuit arrangement for telephone systems with dialer operation, in which in local and self-dialing long-distance traffic, but not in hand-switched long-distance traffic, the connection devices are automatically triggered in every busy case : de en
  • DE1631261U - BOTTLE CAPS WITH PRESSED METAL HOLLOW THREAD. : de en
  • DE821404C - Building board made of any building material : de en
  • FR994893A - Hot bonding process for thin sheets of cellulose acetate or other equivalent plastics : en fr
  • US2576062A - Love seat bed : en
  • DE821602C - Lid lock for motion picture devices, especially cine cameras : de en
  • FR994689A - Electric lamps manufacturing process : en fr
  • DE821753C - Hand lever shears suitable for long cuts : de en
  • DE822074C - Allocation device for fine-grained goods : de en
  • DE822206C - Quickly replaceable tires for all kinds of bikes : de en
  • GB661367A - Improvements in or relating to polyvinyl chloride plasticisers : en
  • GB661429A - An improved of and apparatus for the manufacture of moulded articles of fibrous material : en
  • CA478716A - Carbamylazo initiators for polymerization processes : en fr
  • GB661321A - A method of and a device for a quick measurement of inductance, capacity and resonance frequency of tuned circuits with a small quality factor : en
  • GB661283A - Improvements in or relating to the manufacture of carpets and of similar pile fabrics : en
  • GB661239A - Improved can opener : en
  • FR994846A - Sealed cable connection device : en fr
  • FR994946A - Shortwave radiation sterilizer cabinet : en fr
  • DE820200C - Egg part cup : de en
  • DE821896C - Equipment for the operation of galvanic baths : de en
  • DK73404C - Milking machine. : da en
  • DE822180C - Lock to connect one end of the chain to your own chain or a second chain : de en
  • DE821706C - Double wall : de en
  • FR994834A - Pipe connection : en fr
  • GB661620A - Improvements in or relating to photographic lens hoods : en
  • AU156668B2 - Improvements in or relating to gramophones : en
  • FR994829A - Further development in the manufacture of screw-top bottles : en fr
  • GB661182A - Pulse electronic switching systems : en
  • FR994758A - Fixing device for plaques, pictures, posters and similar objects on walls : en fr
  • US2575628A - Water-cooled furnace wall : en
  • US2575923A - Method and apparatus for pumping volatile liquids : en
  • DE821501C - Rail fastening with wedge tension : de en
  • US2575444A - Production of plasticized resin compositions : en
  • AU152130B2 - Improvements in shuttering for use inthe construction of chimney andother structures : en
  • GB661459A - Improvements in or relating to a method and means of transmission by pulses : en
  • GB661594A - Improvements in or relating to the manufacture of building materials : en
  • DE821577C - Pulley : de en
  • GB661248A - Cosmetic preparations for the skin : en
  • FR994944A - Solid base material for molding and its manufacturing process : en fr
  • CA478690A - Sound film scanning apparatus : en fr
  • AU3823250A - An improved spool holder for ticket marking and like machines : en
  • CA478704A - Stockings and methods of sewing same : en fr
  • GB661426A - Process for feeding in parallel two electric discharge tubes : en
  • CA478627A - Automatic valves : en fr
  • CA478632A - Anchors : en fr
  • DE821696C - Adjustable support, especially the back support of furniture : de en
  • GB661549A - Improvements in or relating to hair fasteners or like hairdressing appliances : en
  • DE821479C - Circular loom : de en
  • US2575771A - Mount reshaping apparatus : en
  • GB661387A - An improvement in suspension means for heald shafts in looms : en
  • DE821959C - Spring suspension for leaf or coil springs, especially for electric locomotives : de en
  • FR994659A - Automatic lubrication and dust removal device for jackhammers and the like : en fr
  • FR994837A - Improvement in fuel injection regulators : en fr
  • FR994551A - Brush, cloth and broom system : en fr
  • DE1631015U - RING-SHAPED GATE CARRIER FOR VACUUM CONTAINERS. : de en
  • GB661579A - Expansible wrist-watch bracelet : en
  • FR994517A - Further training in the construction of toy helicopters : en fr
  • FR994715A - Assembly buckle for watch straps or others with double locking : en fr
  • GB661316A - Improvements in or relating to record card perforating machines : en
  • DE822237C - Slider for zippers : de en
  • FR994844A - Construction game : en fr
  • GB661297A - Improvements in or relating to turntables for carts, trailers and the like : en
  • DE821400C - Brick bond : de en
  • GB661527A - Method of treating ores, minerals, rocks, sands and the like to facilitate recovery of metal and/or other values : en
  • US2575759A - Counter chronograph : en
  • GB661167A - Fabric treating system : en
  • GB661641A - Improvements in or relating to the method of forming a cooling fin and a cylinder for internal combustion engines equipped with such fin : en
  • DE1631107U - ILLUSTRATION FOR TEACHING PURPOSES. : de en
  • DE1631150U - FILTER INSERT FOR LIQUID FILTERS, IN PARTICULAR LUBRICATING OIL FILTERS. : de en
  • DK73414C - Mechanism for use with adjustable blinds for simultaneous rotation of two parallel shafts. : da en
  • DE822121C - Electric cable with aluminum sheath : de en
  • AU518951A - Improvements, in or-relating to television- receiver-circuit -arrangements : en
  • AU152784B2 - Improvements in phonographs : en
  • AU150930B2 - Improvements in or relating to variable-pitch propellers : en
  • DE821494C - Turbo jet pump for boiler feed : de en
  • DE821561C - Housing for measuring devices, especially for vehicle speedometers : de en
  • DE821802C - Overlay receiver for receiving short wave bands with the same intermediate frequency as for medium wave reception : de en
  • FR994821A - Pipe : en fr
  • FR994868A - Improvements to locks and, more particularly, mortise locks : en fr
  • DE815271C - Process for the manufacture of cigar tips with a reinforced mouthpiece rim : de en
  • DE821664C - Device for the continuous vulcanization of elongated bodies made of rubber or the like, in particular rubber sleeves for electrical lines and cables : de en
  • GB661288A - Spools for use in processing photographic roll film : en
  • GB661294A - Improvements in and relating to jewelled footstep bearings : en
  • FR994552A - Improvement in direction finders : en fr
  • FR994800A - Method of heating, vulcanizing rubber parts for the purpose of fixing them : en fr
  • US2575838A - Method of crimping proteinaceous fibers : en
  • US2576063A - Hand power tool : en
  • AU157795B2 - Lmprovements in or relating to pulse modulation signalling systems : en
  • CA478703A - Sanitary swivel joints : en fr
  • DE1631039U - DOUBLE SIDED CENTER DRILL. : de en
  • US2575604A - High-frequency heating : en
  • USD165237S - Lamp base : en
  • US2575668A - Indicating device for improving skill in golf : en
  • US2575877A - Engine crankcase cooling system : en
  • GB661631A - Improvements in or relating to frequency selective circuits : en
  • AU510251A - An improved method for applying distinctive marking'to insulated electric conductors : en
  • DE1631217U - HANDLE HOLDER. : de en
  • DE1631272U - SHOE IN CALIFORNIA MACHINE STYLE. : de en
  • DE821985C - Process for the production of a cleaning agent consisting mainly of steel wool : de en
  • GB661389A - Improvements in and relating to electric discharge devices : en
  • DE822130C - Electric centrifugal switch : de en
  • GB661381A - Improvements in or relating to load responsive variable speed gearing : en
  • GB661570A - Folding apparatus for towels, napkins and the like : en
  • DE821756C - Koernermuehle, especially for grinding grain and coffee : de en
  • US2575960A - Thread winder : en
  • CA478637A - Collection bags for urine : en fr
  • US2575627A - Crown block safety switch : en
  • USD165226S - Floor lamp : en
  • CA478778A - Preparation of modified soy protein : en fr
  • DE1631087U - ROLLER BEARING ON CIRCULAR KNITTING MACHINES. : de en
  • DE822119C - DM four-strand stranding machine : de en
  • GB661231A - Improvements in or relating to shuttles for looms : en
  • DE1631271U - PEN. : de en
  • DE821917C - Tilting bearing for windows with rotating sash, which can be rotated either around a vertical or horizontal axis : de en
  • CA478638A - Replaceable mop heads : en fr
  • AU521751A - Improvements relating to stabilising means for disc cultivators andthe like : en
  • DE821417C - Electrically heatable additional plate, especially for veneer presses : de en
  • US2575907A - Forced air heating apparatus : en
  • DE821825C - Gripping pliers for glass processing machines : de en
  • DE822165C - Shaped body for reinforced concrete rib ceilings : de en
  • FR994757A - Grass Distributor for Hand Driven Motor Mower : en fr
  • US2575545A - Circuit failure protection device : en
  • CA478771A - Manufacture of turbine oils : en fr
  • US2575449A - Baler plunger head adjustment : en
  • US2575809A - Draining rack for oil cans : en
  • AU520151A - Hydroforming process : en
  • DE821767C - Deep pump drive : de en
  • DE822004C - Method and device for producing threads made of glass o. : de en
  • AU3849350A - Improvements relating to flush boxes for mounting electric fittings : en
  • US2576067A - Foldable garment support for ironing boards : en
  • DE822222C - Process for the production of bituminous dispersions : de en
  • DE1631157U - SWIVEL RUETTEL MOLDING MACHINE. : de en
  • DE821397C - Radiator made of several individual members : de en
  • DE821469C - Quarter-turn lock : de en
  • DE821699C - Tiled stove : de en
  • DE821946C - Process for the production of granulated humus-containing fertilizers from sewage sludge : de en
  • DE1631170U - TYPEWRITER DESK WITH PULL-IN FOLDING DOOR. : de en
  • DE822198C - Headlights or searchlights on motor vehicles : de en
  • US2576085A - Production of high-pressure pipes and vessels : en
  • GB661329A - Balanced screw pumps : en
  • US2576057A - Plan position indicator circuit : en
  • CA478717A - Polychloroprene and preparation thereof : en fr
  • FR994448A - : fr
  • CA478713A - Power lug hold-up straps : en fr
  • CA478735A - Grinding machines : en fr
  • DE821467C - Blood suction device : de en
  • DE821869C - Haeckselmaschine with a conveyor belt arranged in the bottom of the tray : de en
  • DE822220C - Device on drafting systems of spinning machines for the production of dimpled yarn : de en
  • DE1631044U - ONE-WAY WHEEL WITH PENDULUM AXLE. : de en
  • DE821545C - Two-part screw bolt for anchoring objects in concrete or masonry : de en
  • DE821591C - Metal, steel or chilled cast iron hollow rollers for roller machines : de en
  • US2575843A - Soap dish : en
  • US2575682A - Reaction propulsion aircraft power plant having independently rotating compressor and turbine blading stages : en
  • US2576061A - Convertible continuous press for producing long or short alimentary paste products : en
  • US2575570A - Multiple sound recording and reproducing apparatus : en
  • US2575863A - Method of aseptic canning : en
  • GR13299B - ELECTROMAGNETIC COUPLING DEVICE AFTER SPRING SUSPENSION : el en
  • CA478625A - Bobby pins : en fr
  • CA478803A - Methods for producing metallic iron : en fr
  • DE822163C - Installation of walls that are more than floor-high with floor-high formwork panels : de en
  • FR994590A - Sky support for mines : en fr
  • GB661419A - Improvements in and relating to air heating or cooling units : en
  • AU514051A - Improvements in or relating to air gap construction : en
  • CA478686A - Sleeping car arrangements : en fr
  • CA478695A - Combined transformers and repeating circuit breakers : en fr
  • US2575461A - Adjustable scaffold base : en
  • US2575391A - Detachable handle and socket for a dolly : en
  • US2575925A - Dual potential unbalance responsive device : en
  • CA478785A - Processes for producing sulfonic acid soap : en fr
  • GB661214A - Improvements in or relating to grinding machines : en
  • DE821600C - Lockable release device for film cameras, especially cine-film cameras : de en
  • US2575916A - Electric selecting matrix : en
  • DE821842C - Process for the mass production of consumer goods from plastics : de en
  • DE822033C - Cylinder with cooled liner for internal combustion engines : de en
  • DE1631256U - BRAKE DEVICE FOR FARM TRACTOR. : de en
  • FR994677A - Centrifugal force hood molding machine : en fr
  • CA478636A - Dispensing and measuring devices : en fr
  • FR994546A - Household work machine : en fr
  • GB661177A - Improvements in or relating to radio apparatus for indicating distance : en
  • GB661347A - Improvements relating to taximeters : en
  • DE821597C - Gripper for film transport : de en
  • DE821389C - Process for the production of objects from mushrooms and objects produced according to this process : de en
  • DE821446C - Ring lubrication bearings : de en
  • AU516951A - Improvement in or relating to electrostatic precipitators : en
  • DE821997C - Finishing of leather : de en
  • DE822023C - Microscope with a device for generating image contrasts : de en
  • DE1631050U - CLOSURE FOR SPRAY BOTTLES. : de en
  • CA478758A - Piston packing rings : en fr
  • AU517651A - Improvements in or relating to gramophones : en
  • FR994665A - Hot water generator : en fr
  • IE20090L - Styrene copolymers;coatings : en
  • US2575820A - Illuminated cover plate for electrical outlets : en
  • US2575982A - Fluid pressure control mechanism : en
  • US2576004A - Semirevolving vehicle seat : en
  • CA478693A - Contact construction for cutouts : en fr
  • FR994562A - Thin film bag and its manufacturing process : en fr
  • US2575394A - Reciprocating piston and cylinder mechanism : en
  • US2575777A - Combination automatic and pressure drip coffee maker : en
  • GB661300A - Steering means for roller skates : en
  • GB661375A - A process for the preparation of cyclic thioethers : en
  • FR994886A - Automatic machine for welding the lids on the bodies of take-off boxes : en fr
  • FR994598A - Typing matrix : en fr
  • FR994503A - Anti-detonating solution based on ammonia salts : en fr
  • FR994810A - Improvements to ignition magnetos : en fr
  • FR994880A - Treatment of cements with carbon dioxide and its combinations : en fr
  • DE821435C - Gear to achieve a constant speed of rotation independent of fluctuations in the drive speed : de en
  • DE821657C - Floating hollow girder bridge : de en
  • DE821454C - Process for separating peeled oats or similar grains from the pods : de en
  • FR994549A - Safety device intended to ensure the automatic stopping of the motor actuating a pump, in the event of the pump being deactivated : en fr
  • FR994607A - Improvements in the treatment of hard water by ion exchange : en fr
  • FR994865A - Method and devices for the manufacture of fibers from thermoplastic materials such as glass : en fr
  • US2575493A - Dishwashing machine and plural liquid spray means therefor : en
  • DK73402C - Process for producing a hermetically sealed empty container or a continuous row of containers. : da en
  • DE821604C - A film presentation device consisting of a projection device and a projection surface, in particular a single-housing film viewer : de en
  • DE821690C - Grasping art hand : de en
  • DE821830C - Onion cutter : de en
  • AU157117B2 - Improvements relating to smokers' pipes : en
  • AU509451A - Improvements in or relating to windscreen wiper blades : en
  • CA478679A - Degasifiers : en fr
  • FR994734A - Improvements in the production of flattened tubes : en fr
  • GB661427A - Improvements in or relating to photographic objective mounts : en
  • GB661495A - Improvements relating to the production of acids of the ascorbic acid type by enolisation from 2-keto-hexonic acids or esters thereof : en
  • GB661532A - Improvements in or relating to rolling machines of the bridge type for the treatmentof leather : en
  • DK73377C - Zipper with slatted hooks. : da en
  • DE1631132U - DOUBLE COIL ELECTRIC MAGNETIC DRIVE FOR PENDULUM CONTROL GEAR OF TOY, PREFERREDLY MODEL RAILWAYS. : de en
  • GB661262A - Presser and feeding claw unit for moving picture apparatus : en
  • US2575915A - Nickel base high-temperature alloy : en
  • DE821444C - Screw locking : de en
  • DE814759C - Double-pole four-stroke control switch : de en
  • DE821502C - Clamp pins for fastening railroad tracks or similar rails or chairs designed for them to sleepers : de en
  • FR994623A - Azo coloring matters : en fr
  • FR994632A - Machine for transferring the engraving or composition onto plastic cylinders for printing flat, intaglio or relief : en fr
  • GB661184A - Manufacture of poly-acetals : en
  • GB661368A - Improvements in vinyltetrahydronaphthalenes and methods of preparing the same : en
  • DE822007C - Lighting glass : de en
  • DE822050C - Accident protection device for motor vehicles : de en
  • US2575485A - Load lifting device : en
  • DE821676C - Voltage tester : de en
  • DE822134C - Rotating field direction indicator : de en
  • GB661451A - Improvements in independent wheel suspensions for motor road vehicles : en
  • FR994672A - Coupling device for plows and other cultivation equipment : en fr
  • FR994711A - Method and device for the fragmentation of fruits, vegetables, etc. : en fr
  • FR994940A - Method of assembling parts and in particular parts of automobile bodywork and assembly obtained by this method : en fr
  • CA478629A - Hydraulic pistons : en fr
  • US2575637A - Direct-current power system : en
  • USD165223S - Eickemeyer clockcase : en
  • FR994722A - Machine for cleaning and sorting seeds : en fr
  • US2575541A - Airplane cabin cooling system : en
  • US2575587A - Carbonization apparatus : en
  • USD165228S - Hardy handbag : en
  • FR994643A - Ultrasonic radiator : en fr
  • GB661275A - Improvements in or relating to knitted fabric : en
  • DE822232C - In an inclined or vertical position for water drainage, waterproof membrane with ventilation device : de en
  • US2575397A - Tape storage mechanism : en
  • DE821478C - Automatically acting pressure oil control for pusher centrifuges : de en
  • GB661453A - Steam cooker : en
  • GB661560A - Improvements in process for contacting solids and gases employing fluid bed operation : en
  • DE1631140U - NAIL HAMMER. : de en
  • DE821748C - Piston ring seal : de en
  • DE821846C - Process for the production of wheel rim fittings from fiber material layers soaked with synthetic resin : de en
  • US2575761A - Locking device for castered airplane main landing wheels : en
  • US2575914A - Conveyer : en
  • US2575811A - Magnetic testing apparatus : en
  • US2575681A - Crutch : en
  • DE822181C - Fluid-tight connection for a pipe with a connection piece : de en
  • CA478725A - Azo pyrazolones bleachable in ferricyanide compositions : en fr
  • US2575883A - Fire alarm : en
  • US2575956A - Train parallax computer : en
  • FR994777A - Device relating to lighting control systems, in particular stage lighting systems, with a view to extinguishing abnormally low consumption lamps : en fr
  • GB661189A - Platform attachment for inflation pump : en
  • GB661558A - Improvements in and relating to hoists for motor vehicles and the like : en
  • FR994723A - Seed cleaner-scrubber : en fr
  • FR994527A - Improvements to signaling devices : en fr
  • GB661493A - Improvements in or relating to combine harvesters : en
  • US2575723A - Vertical flue boiler : en
  • US2575895A - Method of making fibrous products : en
  • FR994573A - Advanced automotive luggage rack : en fr
  • GB661581A - Correcting bifocal lenses for spectacles : en
  • DE821859C - Potato planting machine : de en
  • DE821943C - Type lever drive for typewriters : de en
  • DE822089C - Process for the direct extraction of steel from iron ores and scrap : de en
  • DE822120C - Junction of concentric high-frequency lines : de en
  • DE822219C - Device for painting greenhouses, windows and pipes of all kinds : de en
  • US2575336A - Nail distributing and loading apparatus : en
  • DE822196C - Device for eliminating the glare effect from headlights, in particular on vehicles, primarily motor vehicles : de en
  • DE1631022U - RIBBON PAD. : de en
  • US2575957A - Electric switch device : en
  • DE821616C - Portable high speed sieve : de en
  • DE822105C - Intercom : de en
  • FR994576A - Multidirectional method and devices for obtaining high-clarity radiographic images limited to thin slices : en fr
  • DE821441C - Device for stirring and mixing cut curd cheese in kettles : de en
  • FR994789A - Combustible briquette : en fr
  • US2575589A - Method of curling hair : en
  • US2575844A - Feedback neutralization means for telephone systems : en
  • FR994747A - Grate for boilers and method of manufacture : en fr
  • GB661204A - Improvements in vehicle headlamps : en
  • FR994811A - Gear shift mechanism : en fr
  • GB661500A - Improvements in door furniture : en
  • US2575482A - Selector binder : en
  • US2576005A - Combined heddle and lingo and method of making the same : en
  • GB661299A - An improved supplementary reservoir for feeding automatic bottle-making machines operating by suction : en
  • DE821966C - Wire connection clamp for accumulators : de en
  • FR994920A - Method and apparatus for manufacturing epaulettes for garments and similar articles : en fr
  • FR994601A - Vehicle roof : en fr
  • DE819044C - Electromagnetically operated friction clutch with self-servo effect, especially for motor vehicles : de en
  • GR13281B - MANUFACTURE OF TOBACCO CIGARETTE CIGARETTE PAPER. : el en
  • GR13284B - METHOD FOR FREEZING EARTH LAYERS THE HELP OF CHEMICALS FOR THE PURPOSE OF ACHIEVING THEIR WATERPROOF. : el en
  • GB661206A - Improvements in or relating to a gauge for indicating the weight of the liquid contents of a tank : en
  • GB661460A - Improvements in or relating to tool holders : en
  • DE821474C - Line drawing device : de en
  • DE821850C - Device for dividing multinuclear seed balls, e.g. Beet seeds, in single-germ seed kernels : de en
  • FR994633A - Improvements to sealing gaskets : en fr
  • FR994731A - Fluorescent material and manufacturing process : en fr
  • US2575474A - Building structure : en
  • DE821580C - Guide device for supporting the continuous tool bar when machining crankshaft bearings : de en
  • DE821952C - Storage and filling system for liquid ammonia or the like. : de en
  • US2575691A - Clothes-washing machine : en
  • US2576025A - Pump piston : en
  • FR994589A - Improvements to combustion devices : en fr
  • FR994704A - Liner for fabric printing machine : en fr
  • US2575980A - Cutter chain : en
  • US2575354A - Flexible measuring tape and case therefor : en
  • DE821537C - Hollow body ceiling with hollow bodies lying between supporting beams : de en
  • US2575378A - Die cutting block : en
  • DE821525C - Chimney attachment : de en
  • DK73410C - Punching tools. : da en
  • DE821721C - Model of a coal production plant : de en
  • GB661341A - Improvements in process for manufacturing air-cooled engine finned cylinders and cylinders made thereby : en
  • US2575626A - Fishing lure : en
  • US2575731A - Elastic fastening means for spectacle lenses : en
  • US2575815A - Rail detector controller for drawbridges : en
  • DE821437C - Hydraulic and pneumatic vibrator with self-excitation : de en
  • DE821619C - Process for the production of banknote paper which aggravates the counterfeiting of banknotes and testing device for banknotes produced from this paper : de en
  • DE821703C - Composite ceiling : de en
  • GB661303A - Device for heating the liquid cooling medium of internal combustion engines : en
  • DE821930C - Wind power machine : de en
  • DE822126C - Clamp, especially for electrical lines : de en
  • DE822213C - Bracket for the tension arm in chain switching devices of bicycles : de en
  • US2576044A - Rheostat : en
  • AU157034B2 - Improvements relating to motor vehicle power transmission systems : en
  • DE821464C - Method and device for flushing corrugated hoses of breathing apparatus : de en
  • DE821652C - Process for increasing the effectiveness of cooling surfaces on apparatus, e.g. for milk coolers and the like : de en
  • DE822167C - Drive for electrical components : de en
  • DE821967C - Connection arrangement to enclosed electrical devices : de en
  • FR994692A - Improvements to alloys for permanent magnets : en fr
  • US2575896A - Diesters of unsaturated dihydric alcohols and preparation of the same : en
  • US2576030A - Distillation of carbonyl compounds from alcohols : en
  • DE1631020U - PAPER POINT FOR DENTAL USE WITH NON-ABSORBENT ELASTIC INSERT. : de en
  • DE821692C - Make-up device in the form of a template : de en
  • USD165252S - Man s sock : en
  • US2575365A - Transfer needle : en
  • US2575495A - Brush moistener : en
  • US2575555A - Perpetual calendar : en
  • US2575608A - Machine for hard boiling and shelling of eggs : en
  • DE821679C - Process for removing harmful air inclusions in the manufacture of electrical capacitors : de en
  • FR994615A - Processes for the preparation of hydroxyl compounds : en fr
  • FR994942A - Improvements to electronic digital accumulators : en fr
  • GB661318A - Improvements in or relating to anchoring means for electric conductors in radio or the like equipment : en
  • GB661384A - Improvements in or relating to statistical machines : en
  • GB661553A - Improvements in and relating to radio receivers : en
  • GB661481A - Improvements in or relating to vibration damping devices : en
  • GB661383A - A process for manufacturing water-soluble salts of alkylated aromatic sulphonic acids or products containing such salts : en
  • US2575550A - Cargo-suporting crossbar : en
  • US2575641A - Cone grip lock nut : en
  • US2575993A - Multiple carrier transmission system : en
  • DE1631077U - SHOULDER PAD. : de en
  • US2575893A - Collapsible heat-insulated container : en
  • GB661415A - Cam cutting machine : en
  • GB661624A - Nail coating article and method : en
  • GR13296B - IMPROVEMENTS CONCERN INSIDE FOR FIXING RAILWAYS. : el en
  • DE826170C - Method for suppressing part of the frequencies of a sideband in the radiation from an amplitude-modulated transmitter : de en
  • DE822100C - Circuit arrangement for switching points, especially in track diagram signal boxes : de en
  • DE822140C - Any shaped, preferably tubular gas discharge vessel operated in the high frequency field : de en
  • DE1631126U - TENNIS RACKET GRIP. : de en
  • DE821956C - Locomotive with one spring group each for the coupling and running axles : de en
  • FR994828A - Improvements to electrical remote transmission systems : en fr
  • GB661292A - Improvements in copolymers : en
  • GB661463A - Improvements in or relating to machines for beaming or winding yarn : en
  • DE821412C - Expanding dowel : de en
  • DE821999C - Process for the production of a highly concentrated, stable, aqueous, spinnable protein solution : de en
  • DE822042C - Impeller for electric car : de en
  • DE821359C - Roll top for freight wagons : de en
  • US2575884A - Power transmission control mechanism : en
  • DE821681C - Cathode for dusting selenium barrier photocells : de en
  • DE821614C - Process for preparing an iron or steel object for the application of a synthetic resin : de en
  • DE821711C - Height-adjustable formwork support : de en
  • DE1631259U - ANKLE GEAR FOR BICYCLES. : de en
  • DE821457C - Filter layer for cleaning air and gases from suspended particles contained therein : de en
  • DE821766C - Pressure pump : de en
  • DE822018C - Weight application for scales : de en
  • FR994608A - Magnetic coupling of hermetic refrigeration compressors : en fr
  • FR994586A - Gas turbine engine units mounting device : en fr
  • SE133593C1 - : en
  • GB661394A - Landing information radio receiving system : en
  • DE1631021U - HEALING BANDAGE. : de en
  • US2575832A - Bobber for fish lines : en
  • US2575865A - Means for profiling turbine and compressor-blading : en
  • US2575981A - Apparatus for finishing braided threads : en
  • USD165220S - Fertility slide rule : en
  • US2575913A - Address card holder for shipping containers : en
  • US2575595A - Tool for positioning a stud on a sill : en
  • GB661440A - Improvements in magnesium alloys : en
  • GB661455A - Improvements in loose leaf ledger binders : en
  • DE821390C - Method for opening up bast fiber sliver or ribbon for the purpose of fine wet spinning : de en
  • DE821612C - Shoehorn in the shoe : de en
  • DE822257C - Device for the optional coarse and fine adjustment of fine mechanical components : de en
  • DK73395C - High frequency apparatus for heating or bonding thermoplastic materials. : da en
  • DE1631226U - LIP LIFTER FOR UPPER LIP. : de en
  • AU513151A - Improvements in or relating to apparatus for packing loose materials particularly fibrous materials : en
  • CA478780A - Laminated construction : en fr
  • DE822069C - Coloring pages : de en
  • US2575854A - Sash : en
  • DE821840C - Device designed like a slide rule for concrete control : de en
  • US2575543A - Diesel starting fluid : en
  • US2576034A - Catalytic dehydrogenation of paraffins : en
  • CA478723A - Vat dye photoprints : en fr
  • AU151487B2 - An improved price ticket or tag : en
  • US2575362A - Variable-speed motor and servo mechanism : en
  • US2575441A - Ash receptacle : en
  • USD165250S - Combined cigarette lighter and letter opener : en
  • US2575866A - Calculating machine : en
  • US2576027A - Surgical cast : en
  • DE1631061U - SKILL GAME WITH BALL. : de en
  • DE821810C - Damp-proof junction box : de en
  • DE822138C - Circuit arrangement for frequency measurement of alternating currents : de en
  • AU516451A - Improvements in apparatus for aircraft-refuelling inflight and aircraft towing : en
  • DE821853C - Spreading machine for agricultural purposes : de en
  • DE822129C - Changeover switch for double busbars in low-voltage switchgear : de en
  • DE822137C - Circuit arrangement for a frequency generator with an electromagnetically operated contact tuning fork : de en
  • AU509251A - Cosmetic preparations containing magnesium aluminium silicate and an alkali metal ca rboxya lkylcellu lose : en
  • AU521851A - Improvements relating to motor vehicle power transmission systems : en
  • CA478683A - Fuel injection nozzles : en fr
  • AU515851A - Improvements in or relating to separable closed-end stops for sliding clasp fasteners : en
  • AU513851A - Improvements in or relating to control arrangements for fluid pressure actuated pistons : en
  • AU508751A - Improvements in or relating to railway sleepers of reinforced concrete and their method of manufacture : en
  • AU156583B2 - Improvements in snap action switch : en
  • DE821791C - Die collector for die setting and line casting machines : de en
  • US2575429A - Four-bottom two-way plow : en
  • DE821798C - poetry : de en
  • DE821804C - Device for automatic frequency correction : de en
  • AU155980B2 - Improvements in or relating to hydro-mechanical powerdrive transmissions : en
  • AU155367B2 - Improvements inself-locking nuts and methods of making thesame : en
  • CA478667A - Retaining devices for removable supporting or mounting components : en fr
  • DE822054C - Bicycle change transmission with chain switching : de en
  • GB661550A - Improvements in briquetting presses : en
  • AU156324B2 - Machine and process for blowing bottles andother hollow articles from organic plastic materials : en
  • CA478665A - 2-.omega.-CARBALKOXY ALKYL-3-OXO-4-CARBALKOXY TETRAHYDROTHIOPHENE : en fr
  • DE1631043U - EXHAUST VALVE FOR FRUSCH AIR HOSE DEVICES. : de en
  • DE1631211U - Sieve base for setting and viewing systems. : de en
  • FR994708A - Method of manufacturing getters for discharge tubes and discharge tubes equipped with such a getter : en fr
  • FR994772A - Adjustable pressure and length cylinder : en fr
  • DE821813C - X-ray apparatus with a container which surrounds the high-voltage transformer and the X-ray tubes, is closed on all sides and completely filled with a cooling insulating liquid : de en
  • DE821945C - Fertilization and soil improvement : de en
  • DE822039C - Shifting and locking device for threaded spindles, in particular for tailstock spindles : de en
  • FR994554A - Removable binding system : en fr
  • FR994597A - Cupola type continuous casting furnace : en fr
  • US2575979A - Garment hanger construction and locking means therefor : en
  • USD165255S - Display stand : en
  • DE1631200U - ELECTRICALLY LIGHTED COMBINED DIRECTION SIGNS FOR MOTORCYCLES. : de en
  • DE1631248U - TIN JAR LOCKABLE WITH A SCREW LID. : de en
  • GB661166A - Improvements in or relating to a method of moulding plastic materials : en
  • DE821428C - Device for use with turntables with automatic disk change : de en
  • CA478775A - Devices for detecting or measuring rate of turn : en fr
  • DE821366C - Device on pressure cylinders, in particular compressed air cylinders for compressed air brakes : de en
  • DE821940C - Die setting and line casting machine with cooling of the mold : de en
  • CA478729A - Lock knobs and reversible spindle attaching means : en fr
  • DE821714C - Process for the production of seamlessly immersed hollow bodies from natural or synthetic rubber : de en
  • DE821944C - Device for projecting typed characters while writing : de en
  • FR994745A - Automatically controlled auxiliary light system : en fr
  • GB661583A - Improvements relating to fastening devices : en
  • AU510351A - improvements in protective coverings for electric cables : en
  • AU98351A - Improvements relating tothe mounting of electric fittings in flush boxes : en
  • DE821763C - Device for the automatic limitation of the pressure of a pressure stage in multi-stage pressure pumps : de en
  • DE822080C - Device for drawing off water from water-bearing layers : de en
  • FR994892A - Further development of self-priming centrifugal pumps : en fr
  • GB661470A - Apparatus for effecting self-regulated partial condensation of condensible vapors : en
  • US2575385A - Drive for traverse mechanism : en
  • US2575471A - Vehicular antenna system : en
  • US2575742A - Device for copying records on a proportional scale : en
  • USD165236S - Lamp base : en
  • US2575886A - Helicopter antitorque mechanism : en
  • US2576082A - Plant growth regulation : en
  • CA478631A - Jack supports : en fr
  • CA478734A - Glazing frames : en fr
  • AU3883550A - Improvements inthe preparations of polyvinyl compounds : en
  • DE1631111U - CLAMPING TOOL. : de en
  • DE821923C - Dispersions of bituminous substances, especially for insulating coatings, mortar mats and for road construction : de en
  • DE822142C - Waterproof socket for two-socket fluorescent lamps : de en
  • DE822208C - tricycle : de en
  • DE1631004U - DIRT COLLECTORS FOR BARRIER AND REGULATORY BODIES. : de en
  • DE1631013U - STATOR FOR BICYCLE AND MOTORCYCLE ALTERNATORS. : de en
  • DK73391C - Automatic telephone system with tone frequency setting and subscriber sets with button sets. : da en
  • DE821480C - Combination hand tool : de en
  • DE821618C - Device for surface patterning with the help of pattern rollers : de en
  • FR994501A - Occluder : en fr
  • GB661523A - Printing paper : en
  • US2575737A - Gas torch machine for cutting rounds and the like : en
  • FR994693A - Installation of multi-compartment tank on trucks, trailers, semi-trailers or other vehicles : en fr
  • GB661308A - Improvements in and relating to electromagnetically controlled devices : en
  • CA478791A - Engine-generator units : en fr
  • DE821800C - Handbrake drive, especially for trams : de en
  • FR994948A - Cash registers and similar machines : en fr
  • DE1631005U - CHANGEOVER AND CHANGE IN FILLING IN PISTON STEAM ENGINES. : de en
  • DE817284C - Device for separating condensed water from the sealing liquid of disc gas containers : de en
  • DE821518C - Equipment for the regulation of synchronous compensators in networks of high performance : de en
  • DE822146C - Gear drive for rotary piston blower : de en
  • US2575519A - Adsorption process : en
  • US2576052A - Portable communion cabinet : en
  • FR994904A - Improvements in methods and apparatus for concentrating liquids, in particular milk : en fr
  • GB661311A - Improvements relating to light signals : en
  • DE822019C - Measuring device for determining the weight of railway vehicles : de en
  • FR994826A - Process for the preparation of water insoluble azo dyes and resulting products : en fr
  • US2575677A - Pump discharge valve : en
  • FR994688A - Apparatus for extracting clay in a gallery : en fr
  • GB661261A - Improvements in motion picture cameras : en
  • GB661555A - Improvements in and relating to the extrusion of metals : en
  • DE822161C - Auxiliary device for laying linoleum or the like. : de en
  • FR994819A - Improvements to frame lifts for bee hives : en fr
  • GB661517A - Improvements in or relating to an oil well derrick : en
  • GB661648A - Improvements in or relating to scaffolding : en
  • DE821409C - U-shaped reinforced concrete beam and process for its production : de en
  • DE822011C - Device for fastening glass panes in the frame by driving in sheet metal corners : de en
  • GB661180A - Improvements in or relating to electronic amplifiers for use on centimetre wave lengths : en
  • CA478719A - Processes of making 5-nitro-2-furaldehyde semicarbazone : en fr
  • US2575331A - Electronic multiplying device : en
  • US2575770A - Nesting kitchen canister set : en
  • US2575835A - Cathode-ray tube centering device : en
  • US2575700A - Wearing apparel and method of making the same : en
  • US2575872A - Cam and pawl actuated tens transfer device : en
  • CA478782A - Refining processes : en fr
  • DE1631265U - MEASURING AND TAPING DEVICE FOR LIQUIDS, IN PARTICULAR MILK. : de en
  • DE821420C - Wooden trough : de en
  • DE821461C - Sewing machine with a device for stopping at the highest needle bar position : de en
  • DE821584C - Process for the ventilation of milling machines : de en
  • FR994907A - Kitchen unit : en fr
  • GB661619A - Improved ternary interpolymers of vinylidene chloride, alpha-methyl styrene and acrylonitrile : en
  • AU155614B2 - A method forthe removal of impurities from contaminated lead, tin and their alloys : en
  • AU152426B2 - Improvements relating to magnetic amplifiers and to automatic voltage regulating arrangements employing such amplifiers : en
  • DE1631173U - SIEVE. : de en
  • DE821976C - Process for the production of new monoazo dyes of the pyrazolone series : de en
  • DK73390C - Coordinate selector for automatic telephone systems. : da en
  • US2575959A - Facsimile recorder construction : en
  • DE821396C - Fitting for connecting pieces of furniture : de en
  • DE821666C - Winding device for the continuous production of electrical cables : de en
  • AU150349B2 - Improvements in or relating to apparatus for packing loose materials particularly fibrous materials : en
  • AU512251A - Loom with gripper shuttles : en
  • CA478733A - Washing machines : en fr
  • DE1631208U - SPRAY CONTROLLER, IN PARTICULAR FOR TAPS. : de en
  • DE821875C - Device for catching flying insects : de en
  • US2575416A - Handle-actuated blind riveting tool : en
  • DK73406C - Fuel injector for internal combustion engines. : da en
  • US2575708A - Pulse generator : en
  • US2575680A - Live line detector : en
  • AU151814B2 - A process for recovering fibres from fibrous plants : en
  • US2575534A - Wing-tip fuel tank : en
  • US2575645A - Collapsible stand for supporting hods and the like : en
  • US2575974A - Braided eye for sling : en
  • USD165253S - Golf tee holder or similar article : en
  • DE1631055U - CAR KEY CASE WITH KEY DISPENSER. : de en
  • DE1631138U - DEVICE FOR STACKING EMPTY KETTLE TREES. : de en
  • GB661272A - Process for the manufacture of the procaine salt of penicillin : en
  • GB661296A - Improvements in or relating to abrasive articles : en
  • GB661591A - Improvements relating to door sealing means : en
  • DE1631084U - SPACER FEUR ISOLATORS DOUBLE CHAINS FOR HANGING OR TENSIONING OF OVERHEAD LINES, IN PARTICULAR STRAP LINES AND SUSPENSION LINKS FOR THESE LINES. : de en
  • AU147012B2 - Improvements relating to stabilising means for disc cultivators andthe like : en
  • CA478763A - Electron-discarge devices of the magnetron type : en fr
  • CA478768A - X-ray apparatus : en fr
  • DE821622C - Pressure shovel : de en
  • DE822090C - Reinforced concrete beams for railway sleepers, girders and supports : de en
  • FR994560A - Method and devices for spinning spinning : en fr
  • GB661529A - Improvements in signs : en
  • DE821460C - Fabric printing device on sewing machines : de en
  • GB661589A - Improved electro-magnetic motor and drive to power spindles : en
  • US2575930A - Wheeled golf bag carrier : en
  • DE1631131U - COUPLING FOR ELECTRIC CABLE LINES OF TOY AND MODEL TRAIN SYSTEMS. : de en
  • FR994909A - Improvements to machine tools used for machining large surfaces : en fr
  • DE821634C - Method and device for measuring and regulating the warping of the housing and runner of turbo machines caused by uneven heat distribution : de en
  • DE822175C - Single-crank radial engine : de en
  • FR994645A - Gears : en fr
  • FR994738A - Two-stroke internal combustion engine : en fr
  • FR994939A - Process for the preparation of cyclic ketols : en fr
  • GB661232A - A tool holder for planing machines : en
  • GB661286A - A device for controlling the tension of the weft thread in a circular loom : en
  • AU514451A - Improvements in or relating to fabricated pipes or conduits : en
  • CA478739A - Evaporators : en fr
  • DE821559C - Take-away plate for the film reels of tape-shaped phonogram carriers, especially for magnetophone devices : de en
  • DE821991C - Method and device for achieving the largest flame lengths and for regulating the same, in particular for industrial winners : de en
  • DE821395C - Vertical cabinet with movable filing device : de en
  • GB661198A - Anti-tank mine : en
  • DE819175C - Two-stroke engine with increased expansion through counter-rotating pistons in a cylinder : de en
  • FR994835A - Brake improvements : en fr
  • GB661518A - Improvements in or relating to vegetable-peeling machines : en
  • FR994714A - Assembly allowing the realization of a sole with multiple thicknesses with flexion device : en fr
  • DE1631040U - PHOTOGRAPHIC LENS SHUTTER WITH BUILT-IN FLASHLIGHT TUNER. : de en
  • DE821884C - Device for supporting a pivotable body in several places : de en
  • US2575600A - Inverter : en
  • FR994707A - Multi-conductor transmission cable enhancements : en fr
  • DE822097C - Plate coupling, especially for conveyor wagons : de en
  • FR994504A - Method of fitting shoes and shoes obtained by this method : en fr
  • DE821927C - Scraper box : de en
  • GB661310A - Improvements relating to automatic weighing machines : en
  • IE19710L - Dichloracetamides : en
  • DE822215C - Cargo space for ore coal ships u. like : de en
  • CA478672A - Processes and apparatus for the continuous after-treatment of flocculous textiles with exclusion of air : en fr
  • GB661422A - Improvements in and relating to constant torque devices : en
  • DE821605C - Luggage holder for bicycles : de en
  • DE821769C - Method and device for the automatic control of motor vehicle drives : de en
  • US2575387A - Parachute : en
  • US2575830A - Thrust bearing : en
  • CA478687A - Sleeping cars with superposed rooms : en fr
  • DE821674C - Method for the mechanical recording of oscillograms : de en
  • DE821596C - Pocket filters : de en
  • DE821693C - Slidable and lockable seat for chairs or the like. : de en
  • GB661464A - Smoke-filtering device for tobacco-pipes, cigar-holders and cigarette-holders : en
  • GB661541A - Improvements in or relating to refrigerating apparatus : en
  • DE821995C - Process for the treatment of sulphite liquor for the production of tanning agents : de en
  • GB661233A - A machine for use in the construction of wound armatures for dynamo electric machines : en
  • DE821689C - Process for the production of artificial structures by shaping animal or vegetable protein solutions : de en
  • AU158563B2 - An improved spool holder for ticket marking and like machines : en
  • CA478797A - Combustion chambers with rotating fuel nozzles : en fr
  • DE822168C - Device for fastening instruments, such as electrical measuring instruments, in the housing : de en
  • DE1631116U - ENGINE LIGHT. : de en
  • FR994694A - Locking device for nuts : en fr
  • FR994776A - Invisible wall fixing device : en fr
  • GB661295A - Improvements relating to animal shearers and the like : en
  • GB661486A - Improvements in translating devices and systems for electromagnetic waves : en
  • FR994528A - Improvements to electrical switches and other similar devices : en fr
  • FR994755A - Improvements to automatic strapping machines : en fr
  • FR994530A - Injection box for liquid meters : en fr
  • CA478766A - Swivel couplings : en fr
  • FR994929A - Improvements to continuous mechanical elevators for bulk products : en fr
  • GB661611A - Improvements relating to three pin socket electrical connectors : en
  • DE1631032U - LEATHER AND THE LIKE WATCH STRAP. : de en
  • GB661407A - Improvements relating to metal tube tapering machines : en
  • FR994787A - Process for grinding the cutting edges of safety razor blades and machine allowing its implementation : en fr
  • GB661505A - Improvements in or relating to sound recording apparatus : en
  • DE1631269U - SWING DOOR CLOSER. : de en
  • DE822185C - Centrifugal classifier : de en
  • US2575556A - Method for producing and refining ethyl alcohol : en
  • US2575567A - Cabinet : en
  • US2575650A - Parking meter device : en
  • US2575799A - High-frequency power and impedance monitor : en
  • DE822103C - Circuit arrangement for monitoring time switches, in particular for train control systems : de en
  • FR994825A - Process for the preparation of disazo derivatives and azo dyes derived therefrom, and products resulting therefrom : en fr
  • GB661200A - Improvements in or relating to motor-control systems : en
  • GB661369A - Improvements in or relating to tensioning devices for use in connection with textileyarns or fibres : en
  • AU150469B2 - An improved shuttlecock : en
  • US2575544A - Method and apparatus for closing and sealing containers : en
  • DE821894C - Process for the production of grinding and cutting tools : de en
  • DE822178C - Claw clutch for gear-regulated rollers, e.g. on paper or text machines : de en
  • US2575488A - Smoking article : en
  • US2576050A - Milk temperature conditioning vessel : en
  • DE1631227U - DEVICE TO PROTECT AGAINST GLARE. : de en
  • US2575369A - Tractor mounted reciprocating mower : en
  • US2575755A - Alkali stabilized calcium phosphate phosphor : en
  • LU30754A1 - : en
  • CA478678A - Bottle supports for liquid dispensing apparatus : en fr
  • AU151993B2 - Improvements in or relating to machines for operating upon marginal portions of shoe soles : en
  • US2575782A - Control terminal for mobile radio telephone : en
  • DE1631129U - TOY LIKE A CATAPULT. : de en
  • DE816429C - Arrangement of rotary switches for switching voting circles in radio receivers : de en
  • DE820671C - Sewing machine with a needle bar frame swinging in the feed direction : de en
  • DE822209C - Chain gear shift for bicycles or similar vehicles : de en
  • US2575719A - Circuit breaker : en
  • DE821812C - Electric fuse : de en
  • CA478705A - Electrical current collectors : en fr
  • CA478788A - Transport of liquids : en fr
  • AU515951A - Improvements in or relating to methods and apparatus for making branched pipe fittings : en
  • AU156023B2 - Improvements in hydropneumatic accumulators : en
  • CA478798A - Electrical control systems : en fr
  • USD165229S - Ribbon dispensek : en
  • GB661465A - Improvements in pipe couplings : en
  • DE822166C - Device for measuring differences in gravity : de en
  • GB661547A - Improvements in or relating to chemical heat generating devices used in permanently waving the hair : en
  • GB661607A - Insulating fire brick and process of manufacture : en
  • DE821722C - Fork for hay tedder : de en
  • CA478728A - Door knobs : en fr
  • CA478783A - Condensation products having pour point depressing properties : en fr
  • AU158844B2 - Improvements in or relating to road construction machine assembly and system : en
  • AU513651A - Frothed latex sponge : en
  • DE1631106U - DIAPOSITIVE FOR IMAGES. : de en
  • AU517751A - Improvements in shuttering for use inthe construction of chimney andother structures : en
  • US2575502A - Quick disassembly slide fastener : en
  • US2575342A - Position sensing device : en
  • US2575530A - Wall cabinet : en
  • US2575797A - Fish lure : en
  • US2576048A - Truck for handling cylinders of compressed gas or the like : en
  • DE1631282U - STORAGE OF THE KNADING ARM OF ROTARY LEVER KNADING MACHINES. : de en
  • CA478699A - Control apparatus : en fr
  • CA478789A - Speed regulation of dynamotors : en fr
  • DE1631293U - SANDER TRAINING, IN PARTICULAR FOR SHIFT ROTATING RESISTORS WITH SLIDING SWITCH. : de en
  • GB661229A - Improvements in and relating to multi-channel electric pulse-signalling systems : en
  • AU154907B2 - Improvements in or relating to deflocculation of beater sized pulp forthe manufacture of vegetable web material : en
  • AU163771B2 - Improvements in spraying apparatus : en
  • DE1631154U - CONSTRUCTION PLATE CONNECTION, PARTICULARLY FOR FURNACE CONSTRUCTION. : de en
  • DE1631188U - AUTOMATIC MILKING BUCKET CLOSURE. : de en
  • DE1631235U - DEVICE FOR EXHAUST GAS HEAT USE AT OEFEN. : de en
  • US2575936A - Portable drinking fountain : en
  • DE821713C - Veneer board for use in furniture, parquet floors, wall panels and the like. like : de en
  • DE822147C - Protective device for leather processing machines working with rotating rollers : de en
  • US2575417A - Straw cutting mechanism for straw manufacturing machines : en
  • CA478651A - Building construction : en fr
  • GB661582A - Improvements in electrically heated frying stoves : en
  • US2576035A - Machine for checking oiling systems of automobile truck and tractor engines : en
  • US2575586A - Sanitary pick-out free-bottom sink strainer : en
  • US2575889A - Burner assembly for the combustion chambers of internal-combustion turbines : en
  • AU155923B2 - Improvements in or relating to focusing systems of electron discharge tube apparatus : en
  • US2575349A - Geophysical surveying : en
  • US2575537A - Combination carrying case and stand for portable machines : en
  • US2575753A - Method of producing chenillelike yarn : en
  • US2575370A - Cold cathode gaseous discharge device : en
  • US2575821A - Pocket-size circuit tester : en
  • US2575447A - Fail-safe feature for balanced bridge indicators : en
  • DE821928C - Scraper device for drum dryer : de en
  • DE1631098U - FRONT GUIDE FOR PLANING JOINT. : de en
  • DE821375C - Electrical insulating materials : de en
  • DE821497C - Process for increasing the thermal efficiency of thermal power machines : de en
  • US2575933A - Detachable visor for automobiles : en
  • USD165211S - Cooking utensil handle cover : en
  • USD165232S - Indicator dial ob similar article : en
  • FR994577A - New device for fixing layers of electrical conductors : en fr
  • GB661313A - Improvements relating to thermostats : en
  • US2575887A - Box blank taping machine : en
  • US2575328A - Calculating or computing device : en
  • DE821872C - Breeding process for high-quality seeds from fodder beet, fodder sugar beet, carrot and other non-winter-hardy beet varieties : de en
  • FR994682A - Cycle suspension eliminating pedaling in a vacuum, by the chain detent : en fr
  • FR994833A - Improvement in the assembly of hotplates on stoves and electric cookers : en fr
  • GB661602A - Improvements in centrifugal moulding machinery : en
  • GB661633A - Improvements relating to dynamo-electric machines : en
  • DE1631165U - GARDEN CHAIR. : de en
  • DE822212C - Drive arrangement on scooters : de en
  • GB661615A - An improved head coupling for tethering bulls or other animals : en
  • DE1631117U - PARKING LIGHT FOR CAR AND SIMILAR VEHICLES. : de en
  • DE821378C - Device for regulating the terminal voltage of an electricity consumer by means of a discharge tube with a control grid connected in series with it : de en
  • DE821459C - Gripper device for a blind stitch sewing machine with a chain stitch gripper : de en
  • DE821908C - Process for the aftertreatment of anodically oxidized layers on aluminum and aluminum alloys : de en
  • FR994780A - Protection device on a valve : en fr
  • DE821562C - Device, especially for motor vehicles, for monitoring the centrifugal force that occurs when cornering : de en
  • DE821887C - Multi-row ball bearing : de en
  • GB661417A - Improvements in vehicle wheels : en
  • DE821586C - Roller mill feed device : de en
  • DE1631179U - CONCRETE ROOFS AND DEVICE FOR THEIR PRODUCTION. : de en
  • DE822082C - Gas equipment, especially gas volume regulator : de en
  • DE822211C - Small motor vehicle, in particular motorcycle, with a drive unit built into the wheel and supported on the frame : de en
  • US2575357A - Remote control and answer-back system : en
  • DE821411C - Dowel for wood connection : de en
  • DE821570C - Threshing machine with sheaf cutter : de en
  • GB661411A - Improvements in and relating to calendar-clocks : en
  • US2575465A - Locking device for sliding doors : en
  • FR994721A - Improvements to time-controlled control devices : en fr
  • DE821897C - Process for the treatment of objects made of aluminum or aluminum alloys with a high number of revolutions, in particular spinning tubes, bobbins, rolls or other such thread-guiding machine parts : de en
  • FR994618A - Method and device for automatically recording a quantity of material delivered, in particular in a titrimetry apparatus : en fr
  • FR994934A - Universal joint devices : en fr
  • CA478633A - Two-cylinder crank throw arrangements : en fr
  • DE821546C - Frame and lining for doors and windows : de en
  • DE821968C - Lid lock for flameproof housing of explosion and fire weather protected electrical devices : de en
  • DE1631095U - DOOR FRAME FOR TILED LIGHT WALLS. : de en
  • DE1631144U - BOW TIES. : de en
  • FR994876A - Pump with automatic flow and pressure variation : en fr
  • DE821565C - Drive device with counter-rotating imbalances to generate vibrations : de en
  • DE1631024U - Screw cap for threaded bottles for holding and removing injection fluids : de en
  • DE822031C - Motor fuel : de en
  • DE821809C - Connector pin : de en
  • CA478724A - Press focusing devices for photographic shutters and diaphragms : en fr
  • FR994509A - Solar and anti-solar soap : en fr
  • FR994806A - Improvement to tubes for lipstick and the like : en fr
  • US2575557A - Cigarette crusher and container : en
  • US2575563A - Control system for wheeled mechanical-lift implements : en
  • US2575620A - Detachably mounted corn harvester : en
  • DE821868C - Potato sorting machine : de en
  • FR994674A - Board game in which the advance is made by means of numbered cards : en fr
  • US2575469A - Automatic deluge valve : en
  • US2575489A - Dispenser unit : en
  • US2575458A - Auto-top carrier for skis, toboggans, and like articles : en
  • GR13286B - IMPROVEMENTS REFERRED TO TEXTILE MATERIALS. : el en
  • DE1631059U - PLASTIC ERASER. : de en
  • DE822106C - Facility for two-way communication between at least two stations : de en
  • DE821781C - Bristle brush : de en
  • DE821860C - Precision sowing device : de en
  • DE821920C - Locking device for flaps, windows, doors and. like : de en
  • DE821644C - Cooling unit : de en
  • DE822000C - Process for the production of threads or fibers from animal or vegetable proteins with increased resistance to hot water and hot, diluted acids : de en
  • FR994719A - Trouser rack : en fr
  • FR994794A - Mandrel : en fr
  • DE821407C - Composite wooden beam : de en
  • DE821613C - Machine for shortening the edge of sheet material : de en
  • FR994653A - Improvements to products to obtain pleated coatings and to processes for preparing these products and for applying them to articles or objects : en fr
  • US2575552A - Tiltable platform for industrial trucks : en
  • DE821442C - Injection device with distributor for internal combustion engines : de en
  • GB661528A - An improved method of attaching folding legs to tables and the like : en
  • DE821649C - Gear for ice cream maker : de en
  • DE822124C - Terminal arrangement for connecting electrical lines, in particular without using cable lugs or without bending ring eyelets : de en
  • DE822132C - Arrangement for quick reclosing of electrical circuit breakers : de en
  • GB661399A - Improvements in or relating to machines for conforming shoe uppers to the shapes of lasts : en
  • GR13295B - EXTRACTOR THROUGH SOLVENT AFTER SUPERVISION OF THE VARIOUS INSTRUMENTS. : el en
  • DE1631262U - BOTTLE POURER. : de en
  • DE822078C - Electric clock : de en
  • FR994635A - Device enabling the behavior of flame mine lamps, burning in a gassy atmosphere or in an oxygen-depleted atmosphere, in a chamber : en fr
  • GB661326A - Improvements in or relating to window construction : en
  • DE1631232U - STAND FOR PARASOLS. : de en
  • DE819461C - Installation on geodetic devices : de en
  • DE821451C - Gear wheel, worm wheel or the like, especially for dusty businesses : de en
  • FR994658A - Advanced cover, for all types of boxes : en fr
  • GB661314A - A new or improved hand tool for use in connection with articulated chain : en
  • GB661242A - Improvements in electric thermostats : en
  • DE1631122U - CLEANING MACHINE IN BLOCK SHAPE. : de en
  • DE82088C - : de en
  • US2575894A - Air circulating apparatus : en
  • GB661490A - Mounting for shafts and the like : en
  • GB661224A - Improvements relating to automatic weighing machines : en
  • GB661243A - Improvements in the cooling of mercury arc rectifiers : en
  • FR994595A - Improvements in textile yarn spinning and twisting looms : en fr
  • FR994713A - Making a water-based paint : en fr
  • FR994767A - Improvements to wind musical instruments : en fr
  • FR994521A - Improvements to high-frequency heating generators for metals, especially magnetic metals, in a controlled atmosphere : en fr
  • DE822248C - Condenser microphone with spring-loaded capsule : de en
  • FR994525A - Improvements to electrical relays : en fr
  • FR994628A - Improvements to the construction of overlockers : en fr
  • DE1631180U - JOINT JOINT BEARINGS FOR CROSSING LEVER, IN PARTICULAR FOR SCALES. : de en
  • DE1631244U - PRESSURE REGULATOR WITH BUILT-IN MANOMETERS. : de en
  • DE821406C - Profile bar for building structures : de en
  • DE822036C - Crankshaft or the like assembled from several individual parts. : de en
  • US2575526A - Method of separating fatty acids : en
  • GB661320A - Improvements in or relating to fluorescent screens : en
  • US2575459A - Weather strip structure for doors : en
  • DE1631203U - DRAWING DIAMOND EMBEDDED IN A SOCKET BODY OR THE LIKE. : de en
  • US2575701A - Nether undergarment for men : en
  • US2576021A - Tobacco substitute containing bagasse : en
  • US2575975A - Rock drill : en
  • CA478706A - Electrical distribution systems : en fr
  • DE1631016U - DEVICE FOR CONNECTING HEATING ELEMENTS TO THE POWER LINE, IN PARTICULAR FOR TOOL AND MACHINE HEATING. : de en
  • DE822112C - Circuit arrangement for dialers with time release : de en
  • GB661406A - Improvements in or relating to universal joints : en
  • DE1631067U - SPRING CONTROLLER. : de en
  • US2575876A - Filter apparatus : en
  • DE821910C - Visual process : de en
  • FR994667A - Process for the catalytic hydrogenation of unsaturated hydroxy acids and their esters : en fr
  • GB661186A - Refractory mould : en
  • US2575395A - Cord lock for venetian blinds : en
  • US2575415A - Ducted spinner inlet : en
  • GB661274A - Improvements in and relating to the electrolytic treatment of metallic surfaces : en
  • AU517851A - Improvements relating to closing appliances for bottle capping machinery : en
  • FR994654A - Sloped compartment files : en fr
  • FR994717A - Star hair curler : en fr
  • DE1631071U - STOCKING GAGGING. : de en
  • GB661205A - Improvements relating to liquid fuel combustion chambers : en
  • GB661259A - Improvements in machines for manufacturing concrete pipes : en
  • CA478659A - Storage battery cell covers and construction : en fr
  • DE1631066U - ALARM CLOCK. : de en
  • DE1631167U - CHILDREN'S CHAIR. : de en
  • DE821826C - Glass cutter : de en
  • GB661644A - Improvements in or relating to stands for toy balloons : en
  • US2575945A - Machine tool positioning mechanism : en
  • US2575950A - Pivoted link jar cap wrench with resilient shoes : en
  • FR994795A - Method of metering and injecting light fuel in an internal combustion engine and injection pump for its implementation : en fr
  • FR994877A - Speed average counter : en fr
  • GB661405A - Improved method of and means for gear-shifting in high-power multiple drive units : en
  • GB661420A - Improvements in and relating to drill jigs : en
  • FR994778A - Protective burst interval : en fr
  • DE821362C - Air brake : de en
  • DE821510C - Circuit arrangement for intercom loudspeaker systems : de en
  • DE821626C - Filter material for groundwater catchment systems : de en
  • US2575431A - Wax carrier and applicator for embalmers : en
  • US2575774A - Apparatus for connecting coil springs : en
  • DE822125C - Corrosion-free switching contact for the pole of an electrolytic cell : de en
  • FR994933A - Improvements to autoclave pots : en fr
  • DE821874C - Bell jar for horticultural purposes or the like. : de en
  • DE822157C - Door frame : de en
  • US2576040A - Cathode-ray device : en
  • GB661364A - Improvements in and relating to the production of alkyl sulphates and detergents obtained therefrom : en
  • DE821773C - Mechanical pencil : de en
  • DE822037C - Drive for shafts rotated back and forth : de en
  • DE821391C - Process for the recovery of solvents in dry spinning : de en
  • DE821909C - Process for changing the surface of metals : de en
  • GR13287B - IMPROVEMENTS REFER TO TEXTILE MATERIALS. : el en
  • DE821788C - Process for the preparation of derivatives of 1- (p-oxyphenyl) -2-aminopropanols- (1) : de en
  • DE822230C - Apparatus for producing distilled water, in particular for medical purposes : de en
  • US2575962A - Titanium alloy : en
  • US2575597A - Socket for an elongated tubular lamp having contact pins at its ends : en
  • US2575695A - Base plate for cutting machines : en
  • FR994900A - Autogenerator generator : en fr
  • US2575867A - Toe spacing device : en
  • FR994924A - Improvements to heat recovery systems : en fr
  • DE821938C - Process for the production of ethylene and ethane in addition to aromatic hydrocarbons from aliphatic hydrocarbons : de en
  • DE821989C - Water-resistant greases : de en
  • FR994579A - Seed and edible potato sizing machine : en fr
  • FR994797A - Improvements in methods and construction elements of houses, buildings or the like : en fr
  • GB661605A - Improvements in machines for cutting teeth in saw blades : en
  • GB661614A - Improvements in piezo electric crystal assemblies : en
  • DE821762C - Axial piston pump : de en
  • FR994619A - The stop valve : en fr
  • DE821658C - Apply and brake pistons : de en
  • DE821683C - Process for the production of salts of phthalocyanine dyes and their free phthalocyanine bases : de en
  • DE822024C - Wave game machine : de en
  • DE822235C - Outer clothing made of waterproof fabric : de en
  • GB661244A - Improvements in or relating to mixing or like machines particularly for foodstuffs : en
  • GB661208A - Improvements in or relating to planetary gear devices : en
  • US2575804A - Microwave hybrid junction : en
  • DE821439C - Facility for booking-free self-billing of charges for energy (electricity, water, steam) deliveries and other charges (basic charges, telephone charges, etc.) : de en
  • DE822172C - Switch for compressed air-controlled regulator : de en
  • DE821646C - Ice maker : de en
  • FR994522A - Simplified printing machine for all types of printing : en fr
  • GB661461A - A process for treating cereal flours : en
  • US2575968A - Movable machine mounting : en
  • US2575424A - Key container : en
  • US2575615A - Retractable step : en
  • DE1631114U - SAND SPREADING DEVICE FOR MOTOR VEHICLES. : de en
  • DE1631160U - STRIPES OR DICE CUTTER. : de en
  • GB661282A - Improved electric circuit overload protective device : en
  • FR994641A - Press to condition and crimp capacitors : en fr
  • FR994559A - Improvements to enamelling processes and devices : en fr
  • FR994710A - Support device for drawing board : en fr
  • US2575585A - Acrylates, polymers, and copolymers : en
  • CA478755A - Washing ingredient dispensing mechanism for washing apparatus : en fr
  • DE821468C - Lock security : de en
  • DE821590C - Ball crushers : de en
  • DE821789C - Water tube steam boiler : de en
  • DE821950C - Heat exchanger : de en
  • GB661552A - Improvements relating to lifting apparatus : en
  • DE1631252U - STANDS, IN PARTICULAR DISPLAY EQUIPMENT FOR DOLLS OR THE LIKE. : de en
  • DE819600C - Mobile field atomizer for pest control : de en
  • FR994740A - Advanced training in pre-armed central shutters : en fr
  • GB661279A - Improvements in and relating to holders for electron valves : en
  • DE825985B - Safety ignition device for gas burners of liquid water heaters : de en
  • DE1631073U - BUASTER. : de en
  • CA478642A - Hand tools for making rugs, carpets and the like with cut piles : en fr
  • US2575948A - Baling wire cutter : en
  • CA478722A - Spare tire mountings : en fr
  • CA478730A - Work gloves, mitts, one-finger, or the like : en fr
  • US2575725A - Combination table and shelves : en
  • US2575963A - Hydraulic disk brake and actuator means therefor : en
  • US2575384A - Throttle control for motor vehicle engines : en
  • AU3813350A - Improvements in foundry moulding machines : en
  • DE821707C - Process for the production of window frames, window sashes and folding shutters : de en
  • GB661621A - Temperature probe : en
  • US2575445A - Scanning of sound records : en
  • US2575743A - Returning roll toy : en
  • US2575484A - Support structure for screening cylinders : en
  • USD165233S - Wheel cover or similar article : en
  • AU161403B2 - Magnetic ferrite of high maximum permeability and high curie point and process for making same : en
  • US2575594A - Gang nut retainer assembly : en
  • DE822079C - Device for the treatment of liquids, in particular waste water, which contain solid pieces : de en
  • DE822122C - High voltage cable with aluminum sheath : de en
  • GB661491A - Improvements in or relating to the preparation of sodium penicillin : en
  • US2575609A - Artificial fish lure : en
  • DE822217C - Mechanical pencil with cavities behind the writing device to hold objects : de en
  • FR994733A - Tubular heat recovery heater : en fr
  • DE1631027U - ATOMIZERS, IN PARTICULAR FOR MEDICINES. : de en
  • DE1631195U - SALES DISPLAY FOR LACE-UP OR SIMILAR LABELED TAPEWARE. : de en
  • FR994882A - Further training in the manufacture of plastic films, sheets or foils : en fr
  • GB661234A - Improvements in and relating to legs or like supports for tables, chairs or other articles of furniture : en
  • DE822071C - Tilting device for the swings of circular conveyors : de en
  • DE822238C - Cutting angle : de en
  • DK73387C - Method for heat treatment of carbon-rich, corrosion-resistant steels. : da en
  • DE822057C - Fixed satellites for doors in the open position : de en
  • US2575949A - Compressed air circuit breaker : en
  • DE1631133U - HOLE PUZZLE BOOK. : de en
  • US2575673A - Washing machine of the cylindrical container, end discharge type : en
  • DE821527C - Prism Exophthalmometer : de en
  • DE822171C - Guide roller for the tapes of devices for magnetic sound recording : de en
  • US2575857A - Ash receptacle : en
  • US2575990A - Automatic volume control : en
  • DE822243C - Process for the production of methacrylic acid esters : de en
  • DK73413C - Code alarm switch for cylinder locks. : da en
  • DK73396C - Apparatus for treating metallic workpieces by induction heating in a high frequency magnetic field. : da en
  • DE1631080U - COAT, IN PARTICULAR LADIES COAT. : de en
  • DE821402C - Building wall with permanent formwork made of upright brick or slab layers : de en
  • DE821424C - Process for the production of spongy metal bodies : de en
  • DE821779C - Odor trap for several drains : de en
  • DE821972C - Counter tube device with high resolution : de en
  • US2575403A - Catalytic hydrogenation of acetophenone to phenyl methyl carbinol : en
  • US2575718A - Method of producing polyoleftnic : en
  • US2575856A - Spiral tuning device : en
  • US2575393A - Electron beam tube filter : en
  • USD165251S - Man s sock : en
  • DE821583C - Peeling machine for grains and similar goods : de en
  • DE821685C - Mobile device for processing waste oil : de en
  • GB661178A - Nozzle bodies for turbines : en
  • GB661526A - Improvements in or relating to machines for closuring bottles, jars, cans or like containers : en
  • DE1631078U - UNIFORM CLOTHING WITH A FRONT FASTENER WITH A DIVISIBLE ZIP AND CUT POCKETS. : de en
  • DE820433C - Scrubber with a rotatable handle : de en
  • DE821465C - Brake for handcart : de en
  • US2575443A - Process for the manufacture of moistureproof sheet material : en
  • US2575568A - Centrifugal gas-liquid separator : en
  • US2575973A - Tangential acceleration gauge : en
  • FR994884A - New kind of paddle for stitching needle : en fr
  • GB661513A - Improvements in or relating to sources of radiation comprising luminescent substances : en
  • US2576079A - Alkylaminoalkyl esters of aryl urethans : en
  • US2575714A - Facsimile system : en
  • US2575919A - Built-up letter tray : en
  • US2575450A - Apparatus for cutting strip material : en
  • US2575941A - Insulating covering : en
  • US2575966A - Composite tire chain fastener : en
  • US2575477A - Pickup tube residual scanning eliminator : en
  • US2575998A - Optical element of polymerized methacrylate resin coated with thin film of thermoset resin : en
  • DE821736C - Jet engine : de en
  • DE1631241U - MEASURING CUPS, ESPECIALLY FOR KITCHEN PURPOSES. : de en
  • DE821526C - Attachment for air, gas or smoke ducts, especially chimney attachment for house fireplaces : de en
  • DE821814C - Corpuscular beam apparatus used for examining objects : de en
  • GB661416A - Improvements in or relating to the production of photographic copies : en
  • FR994588A - Two or more jet injector : en fr
  • GR13294B - PROVISION TO SEPARATE CERTAIN Synchronization PUSSIONS INTO A TELEVISION RECEIVER FROM ANOTHER SYNCHRONIZATION PUSH AND FROM PARASITIC PUSSIONS. : el en
  • DE1631092U - CIRCULATING LOADING GIRL. : de en
  • DE1631183U - DEVICE FOR SMOKING TOBACCO PIPES. : de en
  • DE822027C - Device for attaching scythes to the scythe handle : de en
  • DE822250C - Pneumatic loudspeaker : de en
  • DE821818C - Lay-on electrode for welding presses for welding foils made of thermoformable material by dielectric means : de en
  • GB661266A - Improvements in or relating to circuit arrangements embodying cathode ray tubes : en
  • GB661388A - Self-wringing mop : en
  • DE1631260U - BOTTLE ZIPPER OR. PULLEY LOCK. : de en
  • FR994585A - Closure for bottles adjustable and removable by hand : en fr
  • DE821543C - Ceiling support for building ceilings : de en
  • DE822139C - Vienna-Robinson bridge circuit : de en
  • CA478765A - Methods of slotting screw fasteners and fasteners made thereby : en fr
  • FR994678A - Powdered product to prevent ejections from cats and dogs in a specific location : en fr
  • GB661285A - Improvements in apparatus for folding sheet material articles : en
  • FR994668A - Ruler for measuring wear and checking the straightening of railway track joints : en fr
  • GB661449A - Improvements in or relating to relay systems for protecting alternating current circuits : en
  • DE821551C - Method and device for pre-deforming polymerisation and condensation products to be processed on threads, films, tapes etc. : de en
  • DE821747C - Seal for pressure pipes : de en
  • DE822059C - Process for the production of initially plastic, later hardening bodies or coatings : de en
  • CA478694A - Hermetically sealed operating devices : en fr
  • AU152869B2 - Improvements in or relating to combustion systems of internal combustion engines : en
  • GB661492A - A cylinder machine for making asbestos-cement and like webs : en
  • US2575497A - Sheetsxsheet i : en
  • US2575640A - Lubricating system for air motors : en
  • AU150306B2 - Improved means for eviscerating crayfish andother animals : en
  • AU151536B2 - Improvements in or relating tothe construction of partitions andthe like : en
  • US2575538A - Baling press with extensible and resilient needle driving means : en
  • DE1631058U - RAZOR. : de en
  • DE1631258U - SCOOTER. : de en
  • DE821476C - Screw press for pottery u. like : de en
  • DE822253C - Armature bearing for alternating current alarm clock : de en
  • FR994650A - Improvements to a crystal diode electrical device : en fr
  • FR994663A - water elevator : en fr
  • GB661423A - Improvements relating to transformer tanks : en
  • AU153939B2 - Improvements in apparatus for aircraft-refuelling inflight and aircraft towing : en
  • AU151471B2 - Improvements in or relating to electric-motor-driven pumps : en
  • AU520751A - Herbicidal compositions comprising dialkyl or diallyl fumarates : en
  • CA478701A - Metal screen frames : en fr
  • DE822225C - Boxes for packaging and storage purposes : de en
  • US2575712A - Electroplating : en
  • US2576049A - Joint for tubular furniture frames : en
  • US2575515A - Gun trap for predatory animals : en
  • US2575572A - Rolling chapel tent construction : en
  • US2575633A - Internal-combustion engine : en
  • US2575688A - Fractionation column : en
  • US2575638A - Cucumber harvester : en
  • US2575685A - Adjustable length pipe coupling : en
  • US2575988A - Dasher mechanism for washing machines : en
  • DE821758C - Process for sensitizing or supersensitizing photographic emulsions : de en
  • DE821671C - Switching device for electric lamps, especially bedside lamps, which can be switched off by blowing : de en
  • DK73379C - Process for the preparation of α-methyl-3,4-dichloro-vinylbenzole. : da en
  • AU517051A - Heat treatment of fine solid particles : en
  • CA478762A - Electron-discharge devices of the magnetron type : en fr
  • US2576028A - Movably mounted food support : en
  • US2575535A - Spike hammer : en
  • AU101551A - A method forthe removal of impurities from contaminated lead, tin and their alloys : en
  • FR994816A - Improvements to cinematographic studio equipment : en fr
  • AU156798B2 - Improved process for coating fabrics : en
  • AU511451A - Improvements relating t ogas discharge devices : en
  • US2575653A - Gun sight : en
  • US2575676A - Toilet bowl deodorant dispenser : en
  • DE1631163U - DOUBLE SOFA BED. : de en
  • DE1631070U - LUBRICATING DEVICE FOR COMPRESSED AIR TOOLS, SUCH AS EXTRACTION HAMMER. : de en
  • DE821519C - Magnetic amplifier for control purposes : de en
  • AU519151A - Improvements in or relating to electric-motor-driven pumps : en
  • DE1631297U - DRIVE FOR COMBINED PLATES AND REWINDABLE RECORDING CARRIERS. : de en
  • DE822135C - Process for achieving uniform measuring properties in three-phase meters with two and three measuring systems of approximately the same design : de en
  • DE822194C - Gear change transmission, especially for motor vehicles : de en
  • FR994646A - Semiconductor element oscillation generator : en fr
  • GB661498A - Improvements in or relating to combustion chambers, particularly for gas turbines : en
  • DE821796C - Copy machine for loose-leaf bookkeeping : de en
  • FR994655A - Device for operating automatic toys that represent four-legged animals that walk without having to guide, hold or support them : en fr
  • US2575663A - Process for the treatment of the white fraction latex in which nonrubber constituents are decomposed : en
  • US2575784A - Shipping container : en
  • DE821512C - Rod antenna holder : de en
  • DE821571C - Protective cover for outdoor beds : de en
  • DE821712C - Adjustable stop, especially for edging saws : de en
  • DE822010C - Wall anchor : de en
  • DE822199C - Display device for the direction indicator of motor vehicles : de en
  • GB661162A - Improvements in or relating to electric discharge devices sensitive to infra-red rays : en
  • DE1631064U - ROOF TILE CUTTING AND DRILLING DEVICE. : de en
  • CA478646A - Rotary internal combustion engines : en fr
  • US2575455A - Impact tool : en
  • US2575464A - Valve : en
  • US2575553A - Process for producing stable aqueous dispersions of polymer containing plasticizers therefor : en
  • AU149969B2 - Improved toasting machine : en
  • CA478767A - Treatment of aluminum sheets : en fr
  • US2575436A - Shoe pressing machine : en
  • US2575524A - Rotary tool : en
  • US2575827A - Spring bending machine : en
  • DE1631158U - CAKE CUTTER. : de en
  • DE821661C - Circuit for receiving and demodulating frequency-modulated oscillations : de en
  • DE821670C - End termination for sheathed electrical cables : de en
  • DE821760C - Method and device for pressing out pressed material : de en
  • DE821801C - Track vacancy detection device with isolated rails, especially for AC railways : de en
  • DE822051C - Device to protect the driver of rental vehicles against robberies from the passenger compartment behind him : de en
  • DE822179C - Driving chain preferably made of rectangular links : de en
  • US2576058A - Process and apparatus for heat exchange employing granular particles : en
  • US2575326A - System of freight loading and handling : en
  • DE821755C - Device for grinding with roller bodies : de en
  • DE822038C - warehouse : de en
  • FR994742A - Jaw crusher : en fr
  • FR994792A - Improvements to jet breakers and similar devices : en fr
  • GB661421A - Improvements in or relating to ships' anchor and chain cable outfits : en
  • DE1631153U - CHIMNEY CLEANING VALVE. : de en
  • DE1631159U - POTATO CRUSH. : de en
  • DE821962C - Light signal circuit, especially for light day signals on railways : de en
  • DE822153C - Self-supporting multiple schedbinder : de en
  • FR994570A - Slide-in pellet counter : en fr
  • FR994770A - Manufacturing process for yarns, filaments, synthetic fibers, etc. : en fr
  • DE821839C - Storm-proof flat or hollow roof pan : de en
  • FR994712A - Pressure regulating mechanism : en fr
  • FR994943A - Improvements in clothing manufacturing : en fr
  • US2575574A - Low-pressure and vacuum relief valve : en
  • AU508851A - Improvements in snap action switch : en
  • CA478759A - Electron discharge devices : en fr
  • DE821988C - Process for the production of oils in the middle boiling range from raw oils and raw oils : de en
  • AU152654B2 - Apparatus for locating crates or boxes carried by conveyor belts or chains : en
  • DE821436C - Device for counting electrical impulses : de en
  • FR994726A - Automatic electric protection device applicable in particular to x-ray tubes : en fr
  • FR994735A - Modulators with rectifiers, in particular for powerline telegraph systems : en fr
  • FR994883A - Improvements in drafts, chess and the like : en fr
  • GB661171A - Improvements in or relating to decorative sheet-like articles and process and apparatus for making same : en
  • GB661370A - Improvements in or relating to the limitation of the corrosive action of aqueous amine solutions, and the stabilisation of such solutions against oxidation : en
  • CA478688A - Methods and apparatus for deodorising atmosphere : en fr
  • US2575837A - Process for treating proteinaceous fibers : en
  • DE1631012U - CONTROLLED TRANSFORMER. : de en
  • DE819899C - Christmas tree decorations made of metal foil : de en
  • DE821907C - Means for the production of phosphate coatings on metals : de en
  • CA478626A - Life preservers and swimming aids : en fr
  • DE815894C - Device for storing and removing stacks of cassettes for X-ray films or X-ray plates : de en
  • DE821964C - Device for testing electroacoustic transmission systems : de en
  • DE822226C - Padded wrapping paper : de en
  • SE133594C1 - : sv
  • DE821549C - Device for vulcanizing the connection points of rubber conveyor belts or the like with electrical heating, especially in underground mines : de en
  • DE825689C - Steam engine with reciprocating working piston and double expansion of the steam : de en
  • GB661604A - Improvements in or relating to the panelling of domestic baths : en
  • CA478731A - Furnace construction : en fr
  • US2575929A - Perpetual calendar : en
  • USD165219S - Combined card box and folding canasta tray or similar article : en
  • CA478748A - Tertiary amines and methods for obtaining the same : en fr
  • CA478711A - Glass melting furnaces : en fr
  • US2575937A - Fluid pressure controlled actuating device : en
  • US2576083A - Plant growth regulation : en
  • CA478750A - Electrical resistors : en fr
  • DE821513C - Junction and junction box of low height for laying in plaster : de en
  • DE821858C - Multiple device with plant hole facilities : de en
  • DE822162C - Fastening means for the construction of permanent sheet metal formwork : de en
  • GB661599A - Improvements relating to the cooling of spray dried organic detergents : en
  • DE822061C - Process for enamelling copper objects : de en
  • GB661362A - Improved process for the production of new vulcanisable and elastic thioplasts : en
  • US2575698A - Vacuum exhaust : en
  • US2575749A - Carrier for outboard motors : en
  • US2575412A - Auto radiator hanger clamp : en
  • DK73412C - Cylinder lock. : da en
  • FR994744A - Double flexible diaphragm valve : en fr
  • US2575381A - Method of and apparatus for continuous welding of pipes and tubes : en
  • US2575386A - Cup forming and dispensing mechanism for beverage vending machines : en
  • US2575690A - Continuous flow, rotary, and inclined fractionating unit : en
  • US2575345A - Engine controller : en
  • US2575360A - Magnetic fluid torque and force transmitting device : en
  • US2575861A - Detachable blade and handle for shears : en
  • US2575822A - Display cabinet : en
  • US2575350A - Ozonization of adducts of dehydroergosteryl esters : en
  • CA478668A - Break-away couplings : en fr
  • US2575849A - Tire pressure indicator : en
  • AU512751A - Apparatus for locating crates or boxes carried by conveyor belts or chains : en
  • CA478738A - Methods of operating internal combustion engines : en fr
  • US2575746A - Sealing-in machine for tubular double-ended lamps : en
  • FR994545A - Electronic optical system for a beam propagating perpendicular to crossed magnetic and electric fields : en fr
  • FR994593A - Ring improvements for ring spinners : en fr
  • GB661600A - A device for keeping sterile the milk contained in a feeding bottle as well as the teat fitted upon the mouth of the bottle : en
  • US2575654A - Bottle carrier : en
  • DE1631086U - SPACER FOR STRIP PIPES. : de en
  • US2575612A - Bottle-carrying means : en
  • US2575672A - Method of drying laundry : en
  • US2575433A - Calf weaner : en
  • US2576065A - Preparation of 3-fluorosalicylaldehyde : en
  • US2575851A - Method of making carpet underlay : en
  • AU156097B2 - Loom with gripper shuttles : en
  • DE821486C - Four-legged office clip : de en
  • DE822060C - Method and device for the automatic spraying of documents, such as skins, with liquids, such as color solutions, and their drying : de en
  • DE822256C - Method and system for transmitting secret messages : de en
  • US2575411A - Firing mechanism for use with a gun synchronizer : en
  • DE821627C - Gully with removable, slide-like baffle : de en
  • FR994542A - Improvement in tooling for cutting parts in semi-hard material such as leather : en fr
  • DE821539C - House wall consisting of individual parts prefabricated in the workshop, preferably designed as a hollow wall : de en
  • FR994812A - Methods of using reformed or non-reformed cinematographic film strips for decoration or the manufacture of various objects : en fr
  • DE821639C - Rotary compressor : de en
  • DE822065C - Spray gun for applying paint to ceilings and walls : de en
  • DE821677C - Measuring bridge circuit with alternating current supply and display of bridge bleaching through an electron beam tube : de en
  • FR994657A - Collector for electric motors : en fr
  • US2575648A - Poultry and livestock inoculator : en
  • US2576017A - Automobile hood position warning indicator : en
  • US2576080A - Plant growth regulation : en
  • US2575986A - Bale handling hook : en
  • DE1631242U - PIPE HEAD IN WOOD, ESPECIALLY IN BRUYERE WOOD. : de en
  • DE1631274U - MAST LAMP. : de en
  • DK73384C - Steep tube radiation boiler. : da en
  • AU161084B2 - Method of making thiosemicarbazide : en
  • DE822091C - Switch for renting alternating driving directions : de en
  • GB661433A - Improvements in and relating to the sealing of containers by closures having peripheral flanges : en
  • GB661469A - Improvements in or relating to heating elements for electric furnaces : en
  • DE821356C - Dirt trap for shut-off and regulating devices, especially for steam drains : de en
  • DE821805C - Coil arrangement for broadcast purposes : de en
  • AU156024B2 - Improvements in and relating to machine attachments for tools : en
  • DE821147C - Device for clamping and plan alignment of workpieces on a lathe : de en
  • US2575404A - Catalytic hydrogenation of acetophenone to phenyl methyl carbinol : en
  • US2575462A - Apparatus for curing building : en
  • DE821547C - Sliding window : de en
  • US2575508A - Acid pump : en
  • US2575618A - Flush type fill box : en
  • DE822020C - Device for determining the load weight of vehicles : de en
  • US2575514A - Internally fired gas burner with radiant end wall : en
  • US2575845A - Traveling endless track : en
  • US2575882A - Connecting device at crossbar switch for selection of connecting links : en
  • DE1631285U - BOWL HOLDER. : de en
  • DE822189C - Feed device for sewing machines : de en
  • DE1631120U - RISTBANDAGE, IN PARTICULAR FOR SKI BOOTS. : de en
  • FR994798A - Improvements to cameras : en fr
  • GB661630A - Weather indicating device : en
  • DE821729C - Machine with a device for supplying caloric energy : de en
  • FR994558A - Fuel improvements : en fr
  • GB661258A - Improvements in or relating to hen houses : en
  • US2575787A - Plane : en
  • US2575457A - Preparation of phosphoric acid catalyst on a precalcined silico-phosphoric acid base : en
  • CA478692A - Circuit breakers and systems of protection for power lines : en fr
  • DE1631286U - DEVICE FOR GROOVING METALLIC CABLE SHEATHING. : de en
  • DE821422C - Drive of injection molding machines and presses : de en
  • US2575928A - Motor speed governor : en
  • DE815559C - Electrical calculator : de en
  • DE821961C - Control device for work devices that can be moved into one of two positions, in particular switches : de en
  • FR994624A - Support material for color photography : en fr
  • DE821978C - Process for the manufacture of related azo dyes : de en
  • DE822085C - Device for the even distribution of liquids in Fuellkoerpersaeulen : de en
  • US2575706A - Vehicle brake : en
  • US2575355A - Closing mechanism for bottom-dump wagons : en
  • US2575773A - Convertible seat for automobiles or other vehicles : en
  • AU510151A - Arrangement in electrically operated absorption refrigerating apparatus : en
  • SE133668C1 - : en
  • US2575517A - Glow tube counting circuit : en
  • US2575531A - Bearing guard : en
  • US2576087A - Conveyer control mechanism : en
  • DE821385C - Process for the production of Kuepen dyes : de en
  • FR994866A - Detachable house : en fr
  • US2575625A - Frame for assisting in designing and measuring lamp shades : en
  • US2576045A - Insulated electrical conductor : en
  • US2575715A - Lightning protector for watthour meters : en
  • US2576060A - Radio-frequency calorimeter wattmeter : en
  • AU522251A - Improvements in or relating to electric-motor-driven pumps : en
  • AU152945B2 - Improvements inthe preparations of polyvinyl compounds : en
  • US2575705A - Dynamoelectric machine : en
  • US2575696A - Timber-mowing saw attachment for farm tractors : en
  • US2575437A - Watch or clock movement : en
  • CA478776A - Preparation of whipping compositions and the resulting products : en fr
  • CA478741A - Methods of mining coal and coal-mining machines : en fr
  • DE1631298U - GLASSES WITH LIGHTING DEVICE. : de en
  • AU156290B2 - Improvements in or relating to fabricated pipes or conduits : en
  • DE1631184U - SPADE. : de en
  • DE821575C - Shock absorbers : de en
  • DK73389C - Discount cutter. : da en
  • IS233B6 - Process for the production of the transformed pteridine. : en is
  • DE821379C - Machine for wrapping a ring-shaped body with wire : de en
  • DK73409C - Process for the production of pectin. : da en
  • DE1631176U - CARRYING ROLLER FOR CONVEYING OVENS. : de en
  • DE821754C - Storage for feed rollers of roller frames : de en
  • DE822170C - Arrangement for the changeability of the reverberation time and the frequency response of the reverberation time in rooms : de en
  • DK73378C - Device for replaceable suspension of a hanging glow net in a burner head. : da en
  • DE821504C - Braking device for trailer vehicles : de en
  • FR994754A - Appliance for heating with a closed capacity : en fr
  • DE1631056U - LATCH LOCK FOR CABINET DOORS. : de en
  • FR994749A - Camera shutters : en fr
  • GB661613A - Improvements in or relating to electric transformer systems for supplying x-ray tubes or the like : en
  • FR994871A - Improvements in processes and apparatus for the reproduction and distribution of documents : en fr
  • AU3826450A - An improved material resistant to atomic radiation : en
  • AU153342B2 - Improvements in and relating tothe electronic storage of information : en
  • DE1631033U - JEWELRY BUTTON SET WITH PULLED BUTTON RIVET. : de en
  • DE821877C - mousetrap : de en
  • DE822241C - Process for the same strength dyeing of different types of cotton-containing fiber material : de en
  • GB661342A - Improvements relating to fluxmeters : en
  • AU518851A - Improvements in or relating to triodes for operation at very high radio frequencies : en
  • DE1631185U - TRACTOR MOUNTED FERTILIZER SPREADER. : de en
  • DE1631273U - FOOTWEAR IN CALIFORNIA MACHINE STYLE. : de en
  • DE822173C - Insertion device on Haecksel machines : de en
  • AU156402B2 - Improvements in or relating to electric-motor-driven pumps : en
  • DE1631003U - DEVICE FOR CUTTING ADHESIVE TAPES WITH TEAR TAPE. : de en
  • DE1631035U - ASHTRAY WITH FLIGHT LAMP. : de en
  • DE821492C - Circuit for feed water preheater with several preheater groups one behind the other on the flue gas side : de en
  • CA478676A - Organic nitrogen compounds used to modify physical properties of thermoplastic polymers : en fr
  • GB661287A - Improvements in turf piercing machines : en
  • GB661408A - Improvements in or relating to machines for manufacturing crank shafts : en
  • AU153919B2 - Improvements in foundry moulding machines : en
  • US2575687A - Heat, flame, and fire resistant sealants : en
  • AU511051A - Improvements in or relating tothe construction of partitions andthe like : en
  • DE821410C - Reinforced concrete beams for roof structures : de en
  • DE821926C - Method and arrangement for sorting the conveyed material in pneumatic conveying pipelines : de en
  • AU154268B2 - Improvements in or relating to fluid pressure operated clutches : en
  • AU511651A - Improvements in and relating tothe electronic storage of information : en
  • US2575422A - Apparatus for pressing bark-removing cables against a pile, pile, or log : en
  • US2575693A - 3, 5-dimethyl-5-ethyloxazolidine-2, 4-dione : en
  • AU157191B2 - Improvements relating t ogas discharge devices : en
  • DE821705C - Building wall with an inner filling made of rubble : de en
  • DE822216C - Manufacture of boats or the like. : de en
  • USD165214S - Baker boot : en
  • GB661476A - Improvements in or relating to the production of yarns or staple fibre by the viscoseprocess : en
  • DE821456C - Method and device for sieving substances : de en
  • DE821554C - Process for the production of polymers and copolymers of vinyl compounds : de en
  • DE821824C - Air tank : de en
  • GB661257A - Heel-toe foot gear lever for motor-cycles : en
  • AU3849450A - Improved device for use in curling the hair : en
  • GB661298A - Rowing action reversing device : en
  • GB661484A - Improvements relating to pressure gauges : en
  • DE821587C - Hammer crusher : de en
  • GB661503A - Improvements in and relating to polymers of 2-vinyl-dibenzothiophene : en
  • US2575763A - Method for producing therapeutic product : en
  • FR994739A - Device for winding and unwinding a film carried by a reel : en fr
  • US2575622A - Pickup implement : en
  • CA478673A - Methods and means for supplying heating current to the valves of electric current converters : en fr
  • FR994666A - Clutch pulley device : en fr
  • FR994905A - Machine to compare and interclass register cards : en fr
  • CA478666A - .alpha.-CARBOXY-.alpha.-(.beta.-CARBOXYETHYLTHIO-.omega.-CARBOXY ALKANES : en fr
  • FR994661A - Bottle capping press : en fr
  • GR13276B - CONTRACTING COMBINED GAME AND TEAM TABLE. : el en
  • DE1631018U - DEVICE FOR BURNING OR GASIFYING FINE GRAIN FUELS. : de en
  • FR994799A - Clamp press for assemblies, gluing or deformation : en fr
  • GB661170A - Improvements in and relating to variable pitch impellers or propellers : en
  • DE822136C - Hysteresis peak counter : de en
  • DE821625C - Fresh water septic tank : de en
  • DE822003C - Device for the production of drawn sheet glass, in particular colored glass : de en
  • GB661559A - Improvements in devices for measuring the thickness of band material : en
  • FR994697A - Gas mixture analyzer using infrared rays : en fr
  • GB661276A - Improvements relating to number plates, signs and the like : en
  • GB661222A - Improvements in or relating to electrical switch mechanism and tripping means therefor : en
  • GB661348A - Improvements in or relating to a direct acting hydraulic shock absorber : en
  • FR994730A - Insulated bottle : en fr
  • FR994801A - Device to keep folds in fabrics undeformable and particularly the folds of trousers : en fr
  • GB661215A - Transfer mechanisms for containers : en
  • FR994858A - Illuminated push-button for controlling the operations of a machine component : en fr
  • AU155937B2 - Improvements in leg supports : en
  • AU151795B2 - An improved ticket or like roll for marking machines : en
  • GB661587A - Improvements in or relating to abrasive wheels for pyrophoric igniters : en
  • CA478761A - Electrical circuits : en fr
  • IE20078L - Producing fuel gases : en
  • GB661194A - Improvements in and relating to optical viewing devices : en
  • DE821866C - Protection for wooden rake tines against breaking : de en
  • GB661211A - Improvements in or relating to colour photography : en
  • DE1631199U - AUXILIARY DEVICE FOR FILM PROCESSING TABLES, IN PARTICULAR CUTTING TABLES, ROLLING TABLES AND THE LIKE. : de en
  • US2576038A - Centralized traffic control system for the code control of interlocked switches and signals : en
  • DE815159C - Filling press : de en
  • FR994773A - Special electrically lit base, transparent globe for submerged flowers : en fr
  • DE821786C - Process for the production of cyclohexane : de en
  • GB661203A - Process and device for the manufacture of corrugated sheets of asbestos cement or similar materials : en
  • US2575624A - Pipe-line swab with expansible element : en
  • US2576046A - Double-walled annular combustion chamber with turbine shaft air jacket : en
  • GB661324A - Improvements in alternating current electro-magnets : en
  • GB661574A - Improvements in automatic weft replenishing motions for looms : en
  • DE1631051U - FILLING DEVICE, IN PARTICULAR FOR MILK. : de en
  • DE825984B - Gas lantern : de en
  • DE1631190U - MECHANICAL HOOD RASP. : de en
  • DE1631249U - LIGHT AND HEAT APPARATUS. : de en
  • DE822255C - Receiver for receiving frequency-modulated carrier waves : de en
  • FR994524A - Lid for jars, jars, glasses or other containers : en fr
  • FR994891A - Advanced work cycle for power generation : en fr
  • FR994859A - Improvements to the surface treatments of articles in aluminum and aluminum alloys : en fr
  • DE822108C - Method for compensating the level difference when connecting two telephone lines with four wires : de en
  • DE822197C - Swivel device for headlights on motor vehicles : de en
  • USD165239S - Pichel handbag : en
  • US2575512A - Hollow display article : en
  • FR994839A - Method and devices for multi-channel transmissions by pulses of electromagnetic waves : en fr
  • DE821521C - Capacitor winding : de en
  • DE821620C - Process for the composition of decorative surface patterns by means of pattern rollers : de en
  • FR994901A - Advanced swivel head for drawing devices : en fr
  • GB661395A - Improvements in efficiency meters : en
  • US2575768A - Skimmer : en
  • US2575808A - Contact mounting : en
  • US2576077A - Windshield wiper : en
  • DE821656C - Cable attachment for suspension bridges : de en
  • DE821740C - Hinge joint : de en
  • DE821578C - Adjustment and tensioning device : de en
  • FR994535A - Lawn mower : en fr
  • GB661284A - Improvements in or relating to a process of preparing arsines : en
  • FR994928A - Rotating magnetic inductor particularly for magneto : en fr
  • DE821633C - Process for the production of dinitrophenyl acetic acid : de en
  • US2576039A - Keyboard for typewriters : en
  • DE1631295U - APPARATUS FOR VERTICAL ELECTROPHORESIS. : de en
  • DE821548C - Device for the electrical heating of wooden parts in compression molding, bending machines and the like. like : de en
  • US2575337A - Sealing device for dry cells : en
  • DE821426C - Transmission scale : de en
  • DE821482C - Storage of the lower support rolls of four-roll rolling stands : de en
  • DE822035C - Power plant with at least one flying piston propellant gas generator : de en
  • GR13277B - COLLOID SUBSTANCE SUBSTANCE OF POINTS AND SOCK PICTURES. : el en
  • FR994648A - Thermal power station supplied by gasifier gas : en fr
  • FR994930A - Turbo-pump forming atomizer and mixer : en fr
  • GB661477A - Improvements in or relating to lower acetals of substituted benzaldehydes : en
  • CA478746A - Crystalline insulin and methods of producing it : en fr
  • DE1631137U - DRYING RACK FOR DOORS AND THE LIKE : de en
  • DE821919C - Locking device for sliding doors or windows, especially for those on vehicles : de en
  • GB661325A - Apparatus for treating gases with liquids : en
  • US2575679A - Ventilator : en
  • CA478796A - Gas turbine apparatus : en fr
  • DE822068C - Grain printing plate for wood painting : de en
  • DE822240C - Process for the finishing of synthetic fabrics : de en
  • DE821576C - Rubber spring element : de en
  • DE821764C - Piston pump : de en
  • DE821913C - PTO drive through the transmission of a motor vehicle : de en
  • AU514551A - The manufacture of nonachloro and decachloro-endomethylenetetra-hydrindenes : en
  • GB661354A - Improvements relating to number plates, signs and the like : en
  • AU150888B2 - Needle roller bearings : en
  • FR994531A - Improvements to electronic totalisers : en fr
  • GB661472A - An improved method of rendering carbohydrate foods resistant to microorganisms : en
  • GB661522A - Improvements in or relating to oil burners : en
  • US2576023A - Milling machine attachment : en
  • US2575817A - Fare box coin unit : en
  • US2575823A - Machine tool support assembly : en
  • GB661393A - Improvements in or relating to scissors, shears and like instruments : en
  • US2575721A - Name plate device or the like : en
  • US2575931A - Isolating device : en
  • CA478660A - Pusher attachments for any row crop tractors : en fr
  • FR994914A - Improvements to removable sealed joints for vacuum tubes : en fr
  • US2575922A - Temperature measuring device : en
  • US2575730A - Circuit breaker : en
  • CA478764A - Vaccins and antigens and methods of producing the same : en fr
  • FR994775A - Glazing system for thermal and sound insulation and the protection and defense of premises : en fr
  • DE822159C - Aiming device for bolt guns for attaching dowels in masonry : de en
  • US2575358A - Audio level indicator : en
  • FR994603A - Damp dusting : en fr
  • DE822045C - Shift lever for gearboxes, especially for change gearboxes of motor vehicles : de en
  • DE821993C - compressor : de en
  • GB661195A - Improvements in engine starter drive : en
  • GB661432A - Improvements in or relating to calendar cases : en
  • DE1631054U - LOCKING DEVICE FOR BOX LOCKERS. : de en
  • DE1631201U - PROTECTIVE RADIATORS. : de en
  • GB661450A - Improvements in or relating to lathe tool posts : en
  • US2575953A - Portable seating unit : en
  • DE821823C - Process for the production of artificial threads or fibers from stabilized, aqueous alginate solution : de en
  • US2575525A - Power operated screw stick screw driver : en
  • US2575560A - Liquid flow control device : en
  • US2575406A - Breast leaf splitting machine : en
  • US2575859A - Housing means for rock drilling machines : en
  • FR994516A - Corner assembly system applicable, especially in furniture manufacturing : en fr
  • FR994786A - Process for preparing sulfonated arylene diamines on both nitrogen and resulting products : en fr
  • DE821672C - Electrical switch contact for plug devices, switches, automatic switches, relays, low-voltage switchgear, etc. like : de en
  • DE1631112U - ROLLING FILM CAMERA. : de en
  • DE1631178U - STAR WITH DOVETAIL-LIKE CONES AND RECESSES. : de en
  • DE821377C - Precision resistance : de en
  • FR994627A - Overlock sewing machine : en fr
  • FR994898A - Remote control method and installation : en fr
  • DE822044C - Flexible shaft for torque transmission, especially in motor vehicles : de en
  • FR994746A - Radio frame device : en fr
  • US2575348A - Creel : en
  • US2575740A - Circuit breaker : en
  • USD165206S - Flocked fabric : en
  • DE821431C - Portable reader : de en
  • DE821574C - Steel runner with ceramic blades for turbines : de en
  • DK73408C - Movement mechanism for the conveyor in a sewing machine with arms. : da en
  • FR994838A - Gas desulphurization and sulfur recovery process : en fr
  • GB661212A - The manufacture of moulded carbon products : en
  • DE822193C - Container for various contents : de en
  • FR994831A - Process and apparatus for industrial hydrolysis of cellulosic materials : en fr
  • FR994820A - Device for stabilizing an optical instrument such as a telescope on board a ship : en fr
  • FR994869A - Lipstick tube enhancements and the like : en fr
  • FR994903A - Device for treating flax straw and other textile plants : en fr
  • AU520051A - Improved process for coating fabrics : en
  • CA478715A - Polymerizations employing azo compounds as catalysts : en fr
  • DE822177C - Rotatable, spring-loaded shaft : de en
  • DE821865C - Fertilizer spreader with horizontally rotating conveyor shells : de en
  • US2575554A - Vacuum cleaner with illuminating device : en
  • DE821598C - Kine gripper, the gear of which is built into a housing for the indexing and gripping movement : de en
  • DE822236C - A sleeve and leg protectors : de en
  • DE821606C - Device for attaching clothing protection nets to bicycles : de en
  • DK73388C - Iron-chromium-cobalt alloy. : da en
  • US2575644A - Battery terminal connector : en
  • DE1631113U - MOUNTING HUB WITH INNER SHEET BRAKE WITH TAPERED ROLLERS, BALL OR SLIDING BEARINGS FOR INSTALLATION IN USED FARM AND WAGONS WITH RUBBER TIRES. : de en
  • DE822032C - Fuel for internal combustion engines : de en
  • FR994680A - Folding armchair and sofa : en fr
  • GB661537A - Improvements in and relating to the preparation of sulphonyl derivatives of piperazine : en
  • DE1631207U - ROLLER TRACK SWITCH. : de en
  • DE821373C - Device for amplifying the highest frequencies : de en
  • GB661322A - An improved press for the production of shaped blocks of soil : en
  • US2575605A - Girdle : en
  • GB661240A - Improvements in folded-dipole aerials : en
  • DE822001C - Process for the production of artificial moldings having cavities from acid-resistant high polymers and / or chlorine-containing polymerized substances : de en
  • GB661339A - Improvements in net or line floats or buoys and bungs therefor : en
  • DE822092C - Device for laying or expanding sleepers : de en
  • US2575606A - Vending machine : en
  • DE813185C - Device on electrodes for the discharge of gases or fumes from electric ovens with arc or combined arc resistance heating : de en
  • DE821563C - Counter with internal toothing of the number rollers : de en
  • US2575375A - Dialdehydo compounds : en
  • US2575689A - Clothes-washing machine : en
  • US2575356A - Pipe slip actuator : en
  • FR994520A - Automatic direction finder : en fr
  • FR994878A - Architectural building game : en fr
  • GB661435A - Improvements in and relating to stamping machines : en
  • GB661531A - Improvements in or relating to insulation and cooling of electrical apparatus : en
  • AU157341B2 - Floors of buildings : en
  • US2575324A - Nickel-magnesia-zirconium silicate catalyst : en
  • US2575335A - Washing machine : en
  • US2575602A - Universal joint of the jaw type : en
  • US2575611A - Iron choline citrates and method of preparing the same : en
  • US2575747A - Apparatus for making retractile cords : en
  • US2575939A - Refrigerator truck safety device : en
  • US2575952A - Belt : en
  • FR994561A - Machine for sorting fruit and similar products : en fr
  • FR994626A - Catalyst reactivation process : en fr
  • FR994720A - Improvements to processes and apparatus for the production of variable speed gears : en fr
  • GB661544A - Improvements in or relating to flame retardant compositions : en
  • FR994656A - Ground tamping plate : en fr
  • GB661366A - Arrangement for the secondary intensity control of cathode rays : en
  • FR994502A - potato peeler : en fr
  • GR13279B - PREPARATION FOR MIXING OIL PAINTS, VARNISH PAINTS ETC. : el en
  • DE1631141U - BUASTER. : de en
  • DE821749C - Ventricular ring packing : de en
  • GB661650A - Improvements in wear resistant carriage guide rail for typewriter or like machine, and method of forming same : en
  • DE1631079U - SHOCK ABSORBERS IN THE HAND BACK LEATHER ON GLOVES AND THE LIKE, IN PARTICULAR FOR MINING. : de en
  • DE821947C - Process for the processing of urban waste materials into manure and soil improvers : de en
  • FR994435A - : fr
  • GB661309A - Improvements in or relating to machines for moulding soil blocks : en
  • GB661168A - Improvements in or relating to electric signal transducer units : en
  • GB661489A - Improvements in tuning fork and control systems : en
  • GB661425A - Improvements relating to light energy comparators : en
  • GB661627A - Tyre retreading mould : en
  • CA478639A - Radio frequency inverter relay circuits : en fr
  • DE1631234U - RAZOR BLADE PACK WITH OPEN TOP. : de en
  • FR994568A - New design of parquet panels on bitumen or other materials : en fr
  • FR994610A - Water heater : en fr
  • DE1631263U - FRUIT AND VEGETABLE HOOK. : de en
  • DE821852C - Farm wagon with working and unloading device : de en
  • DE822053C - Filter system for cleaning the cooling air flow of an internal combustion engine used for heating purposes, especially in motor vehicles : de en
  • FR994683A - Eccentric bottom bracket mechanism for bicycle : en fr
  • FR994922A - Improvements to electrical remote transmission systems : en fr
  • FR994926A - electromagnetic ignition equipment, with additional ignition for internal combustion engine and its components : en fr
  • GB661617A - Improvements in devices for coring apples and other fruit : en
  • DE1631036U - FILTER FOR TOBACCO PIPE. : de en
  • DE1631104U - THERMOMETER, IN PARTICULAR FOR REFRIGERATORS. : de en
  • FR994695A - charcoal brooder for chicks : en fr
  • FR994950A - Slitting machine for skins fixed by air depression : en fr
  • GB661520A - An improved method of making electrical condensers : en
  • DE1631228U - COFFIN MADE OF THERMOPLASTIC PLASTIC. : de en
  • DE1631204U - BASKET FITTED WITH SECURING SPRINGS FOR THE RECEIVING OF RADIO TUBES OR THE LIKE. : de en
  • DE821838C - Wall dowel made of wood : de en
  • DE822145C - Boiler pipe for furnace walls : de en
  • FR994602A - Filler cap : en fr
  • GB661209A - Improvements in ship's cranes : en
  • GB661280A - Improvements in or relating to control means for compression ignition engine power plants : en
  • GB661635A - Improvements in pressure actuated electric switches : en
  • DE821682C - Two-stage electrostatic electron microscope : de en
  • DE821780C - Textile fabric : de en
  • FR994671A - Looms shuttle : en fr
  • FR994769A - Mechanism particularly applicable to locks and electrical appliances in which the operating member locks or unblocks : en fr
  • GR13297B - PROVISION FOR THE TRANSFER OF COLOR TV IMAGES. : el en
  • FR994620A - Manufacturing process of polychrome frescoes for printing without engraving : en fr
  • FR994791A - Device to protect the notches made in certain trees against rain : en fr
  • USD165212S - Jewelry component or similar article : en
  • CA478670A - Controlled power operated diffusers : en fr
  • DE821678C - Extendable stand or arm intended for electrical organs : de en
  • US2575366A - Oxygen regulator : en
  • US2575829A - Ingot holder : en
  • GB661535A - A child's pen for use in encouraging a child to learn to walk : en
  • DE821933C - Process for the treatment of fibers and textile goods of all kinds using flammable volatile organic solvents : de en
  • DE822176C - Internal combustion engine with a cylinder rotating about the longitudinal axis : de en
  • DE1631233U - EYEGLASSES WITH STRAP. : de en
  • GB661245A - Improvements in or relating to radio ground control equipment for aircraft : en
  • US2575955A - Fuel injection pump : en
  • US2576075A - Interpolymers of unsaturated nitriles : en
  • US2575717A - Motor control system : en
  • US2575726A - Hermetically sealed adjustable device : en
  • DE821610C - Frame shoe and process for its manufacture : de en
  • FR994814A - Machine for the neutralization of landmine fields : en fr
  • CA478653A - Heat exchangers for refrigeration apparatus : en fr
  • DE1631009U - RUBBER-COVERED ELECTRIC CABLE OR LINE. : de en
  • DE1631010U - RUBBER PLUG AND ANTI-CUTTING SLEEVES. : de en
  • DE821724C - Cheese press : de en
  • FR994818A - Improvements to machines for washing, rinsing, or otherwise treating, bottles or other containers : en fr
  • GB661597A - Improvements in and relating to holders for tubular electric lamps : en
  • GB661176A - Preparation of a product adapted for the treatment of fibrecontaining organic materials : en
  • DE821637C - Inking unit for rotary printing machines : de en
  • US2575846A - Handy wagon for transporting heavy articles : en
  • US2575734A - Press : en
  • US2575864A - Let-down type rigid top : en
  • US2575418A - Turn signal for vehicles : en
  • US2575880A - Reclining article of furniture : en
  • US2575978A - Potato masher and whipper : en
  • DE821374C - Multi-part antenna : de en
  • FR994523A - Improvement in buckles for watch straps, belts, straps and more : en fr
  • FR994945A - Differential mechanism for recording machines : en fr
  • DE821386C - Process for the production of Kuepen dyes : de en
  • FR994564A - Pedal detector for road signs : en fr
  • DE1631197U - APPARATUS FOR SHOWING FOOTWEAR IN THE SHOP WINDOW. : de en
  • US2575478A - Method and system for utilizing solar energy : en
  • US2575847A - Storage system : en
  • GB661482A - Improvements in and relating to the preparation of quinoline : en
  • US2575614A - Preparation of aminobenzothiazole : en
  • US2575713A - Disinfectant composition containing a corrosion inhibitor : en
  • US2575814A - Motor operated bowling ball cleaner having a rotary brush : en
  • DE821445C - Safety thread nut with safety socket wrench : de en
  • DE821520C - High-pressure mercury vapor discharge tubes with a luminescent layer provided on a envelope bulb : de en
  • DE821957C - Stamping mold for the production of locomotive fire screens : de en
  • DE822200C - Direction indicators : de en
  • FR994913A - Chemical to protect crops against fungal diseases and bird damage : en fr
  • GB661445A - Improvements in automatic slicing machines for loaves and the like : en
  • US2575995A - By-pass filter : en
  • US2575542A - Lint strainer : en
  • US2575756A - Exhaust machine : en
  • US2575816A - Rotary scraping device for cleaning surface pitted pipe : en
  • DK73403C - Beetroot lift. : da en
  • FR994543A - Wire winding machine : en fr
  • GB661612A - Improvements in seats for motor and other vehicles : en
  • US2575510A - Cultivator spring trip : en
  • GB661413A - Improvements in boxes : en
  • GR13278B - APPEARANCE, DISAPPEARANCE, METAMORPHOSIS, OF SOULS OR SOULS BODIES, SURFACES, SPACES, ETC. : el en
  • DE821770C - Bicycle network : de en
  • DE822076C - Contact device for electrical clock systems : de en
  • CA478757A - Automatic gain controls for pulse echo systems : en fr
  • DE822221C - Device on molding machines for hollow stone bodies or the like. : de en
  • US2575996A - Expanded scale root mean square type voltmeter : en
  • DK73411C - Saddle for bicycles, motorcycles and similar vehicles. : da en
  • DE1631118U - EQUIPMENT FOR MOTORCYCLES, SCOOTERS AND BICYCLES. : de en
  • DE1631212U - PROTECTIVE GLOVE. : de en
  • US2575667A - Pressure resisting heating vessel : en
  • GB661221A - Improvements in anchor nuts : en
  • GB661436A - Improvements in or relating to circulation water heaters : en
  • GB661479A - Improved valve mechanism particularly for hydraulic shock absorbers : en
  • DE821535C - Burners for dry fuels : de en
  • GB661230A - Improvements relating to nozzles for bottles : en
  • US2575577A - Waterproofed fabric and method of producing it : en
  • FR994574A - Sorting machine for devices fitted with exploration or selection elements : en fr
  • FR994843A - Improvement in bottles for nail polish and the like : en fr
  • DE821831C - Automatic device for switching off electric coffee grinders : de en
  • FR994805A - Improvements to metalloplastic seals and their manufacture : en fr
  • CA478770A - Rotating means for conveyor housings : en fr
  • DE1631257U - AIR COLUMN FOR TIRE FILLING. : de en
  • DE1631288U - SOCKET FOR ELECTRICAL INSTALLATION APPARATUS. : de en
  • DE821653C - Heat exchanger : de en
  • DE822056C - Holders for shutters : de en
  • FR994867A - Feeder for small animals and, more particularly, for small laboratory animals : en fr
  • GB661273A - Improvements in and relating to the electrolytic treatment of metallic surfaces : en
  • GB661365A - Improvements in or relating to the manufacture of nets : en
  • GB661474A - Improvements in display stands : en
  • AU158477B2 - Illuminated indicator knob for control panels : en
  • AU3825850A - An improved rotary internal combustion engine : en
  • CA478649A - Hammer-peg boards : en fr
  • US2575888A - Railway car truck bolster : en
  • US2575652A - Pocket tweezer article : en
  • US2575722A - Process for production of lower aliphatic esters : en
  • AU511551A - Lmprovements in or relating to pulse modulation signalling systems : en
  • USD165247S - Grass divider : en
  • US2575906A - Adjustable magnetic pressure valve : en
  • US2576032A - Lubricating grease : en
  • US2575496A - Seat suspension : en
  • AU514751A - Improvements in or relating to ticket issuing machines : en
  • US2575692A - N-methyl oxazolidine-2, 4-diones : en
  • US2575909A - Voice-operated system : en
  • AU518751A - Improvements in or relating to devices comprising agas-and/orvapour discharge tube in series witha capacitative impedance : en
  • CA478747A - Tertiary amines and methods for obtaining the same : en fr
  • AU157008B2 - Improvements in or relating to control arrangements for fluid pressure actuated pistons : en
  • CA478707A - Shear presses : en fr
  • US2575675A - Foam maker for cleaners : en
  • USD165240S - Pichel handbag : en
  • US2575347A - Metallo organic compounds : en
  • US2575483A - Gas mask canister : en
  • USD165207S - Flocked fabric : en
  • DE1631097U - MILLING STOP. : de en
  • DE821488C - Heatable pressure vessels and plates : de en
  • FR994736A - Centimeter and UHF amplifier device equipped with a wave propagation tube : en fr
  • AU152294B2 - External powder feed-hand scarfing process and apparatus : en
  • AU153459B2 - Improvements relating to welding electrodes : en
  • US2575396A - Trolley propelling device for conveyer systems : en
  • USD165238S - Telephone support : en
  • AU517151A - Method and machine tor manufacturing corrugated fibro-cement slabs : en
  • CA478681A - Ignition means : en fr
  • US2575494A - Speed measuring mecahnism : en
  • US2575738A - Circuit interrupter : en
  • US2575776A - Centrifugal clutch for spindles : en
  • US2576006A - Methods of forming shaped fibrin products : en
  • DE1631026U - COOKING RACK FOR URETER CATHETER. : de en
  • DE818466C - Wheel for roller skates : de en
  • DE821662C - Discriminator circuit for very short waves : de en
  • DE821776C - Sludge scraper for rectangular settling basins : de en
  • DE822192C - Sewing machine feed cover plate : de en
  • DK73382C - Process for the preparation of α-halogen-γ-butyrolactones. : da en
  • CA478689A - Camera shutters : en fr
  • DE1631030U - SINGLE-AXLE LIFTER FOR VEHICLES. : de en
  • DE818978C - Arrangement for controlling the number of oscillations of armatures, e.g. B. for vibration drives : de en
  • DE821611C - Lightweight sports shoe and using an insole with it : de en
  • DK73376C - Automatic locking slider for zippers. : da en
  • US2575999A - Piezoelectric phonograph pickup : en
  • US2576015A - Gun charger : en
  • CA478740A - Apparatus for drying hair : en fr
  • AU160840B2 - Improvements in or relating to air gap construction : en
  • FR994936A - Universal joint devices : en fr
  • CA478753A - Adjustable fastening devices : en fr
  • AU155233B2 - Improvements in or relating to circuit-arrangements inwhich signal is supplied toa control-device : en
  • CA478647A - Bean cutters : en fr
  • DE821382C - Process and device for softening or melting lumpy substances by means of heat in a capacitor field : de en
  • DE821701C - Hot water storage tank for night power operation : de en
  • US2575908A - Tire inflating device : en
  • CA478742A - Travellers and braces for worms : en fr
  • AU152670B2 - Improvements relating tothe manufacture of tennis racquet gilt and sausage skins : en
  • AU516251A - Improvements in or relating to circuit-arrangements inwhich signal is supplied toa control-device : en
  • CA478769A - Active glucosides of senna and processes for their preparation : en fr
  • US2575800A - Means for applying matrix strips : en
  • US2575824A - Fuel injector for rocket devices : en
  • US2575751A - Adjustable dunnage apparatus : en
  • DE821990C - Process for stabilizing chlorinated oils, in particular hexachlorobutadiene, and mixtures of such oils with transformer oil : de en
  • DE822009C - Drawing table : de en
  • US2575790A - Projector unit : en
  • USD165215S - Baker boot : en
  • US2575490A - Friction plug closure : en
  • DE1631089U - WATERPROOF POCKET WITH ZIPPER. : de en
  • DE821759C - Process for making diazotype intermediate copies : de en
  • DE822110C - Cross pole selector for automatic telephony systems : de en
  • DE825911B - Adding machine : de en
  • GB661358A - Process for the production of penicillin compounds of urea and urea derivatives : en
  • DE821863C - Potato planter as an additional device on a self-holding plow : de en
  • DE821888C - Relubricatable roller bearing : de en
  • FR994519A - Aerial system : en fr
  • FR994606A - Device for recovering waste heat in the flues of domestic fireplaces : en fr
  • DE822117C - Adjustable coupling element, especially for VHF systems, to connect generator and load (transmitter and powered radiator) : de en
  • US2575353A - Apparatus for troweling or coating the interior surface of a conduit : en
  • DE1631236U - GAS RADIATOR. : de en
  • DE821811C - Central nipple fastening for electrical installation devices : de en
  • DE821885C - Rubber compression spring : de en
  • GB661508A - Centrifugal separation of liquid mixtures : en
  • DE822247C - Arrangement for television receiver of the projection type : de en
  • DE821462C - American accounting journal : de en
  • DE821904C - Method and device for the repair of damaged surfaces of metal vessels and devices that are protected against corrosion by a coating : de en
  • US2575548A - Seat cover : en
  • USD165209S - Plate or similar article : en
  • US2575573A - Step for trailers and other vehicles : en
  • US2575972A - Door latch : en
  • DE821958C - Underframe for bucket wagons : de en
  • DE1631105U - TAP, ESPECIALLY FOR GAS LOCKS OF MASS SPECTROMETERS. : de en
  • DE1631031U - DEVICE FOR ACHIEVING PERFECT COMBUSTION OF COAL AND EXTRACTING GASES IN HOUSEHOLD FIRES. : de en
  • DE821413C - Support of girders, beams or the like. : de en
  • DE821797C - Preventing the pressure roller from unrolling when the mirror print transfer printers run idle : de en
  • DE822182C - Device for switching a Maltese cross : de en
  • AU154247B2 - Hydroforming process : en
  • AU159563B2 - Compositions and method for producing corrosion resistant zinc surfaced articles : en
  • US2575580A - Method of packaging : en
  • US2575901A - Throttle control : en
  • US2575334A - High-frequency tuning apparatus : en
  • US2575561A - Pickup implement : en
  • US2575792A - Control mechanism : en
  • US2576076A - Copolymers of unsaturated nitriles : en
  • US2575329A - Telegraph switching system : en
  • DE821727C - Internal combustion engine system : de en
  • DE822113C - Circuit arrangement for the transmission of alternating current pulses : de en
  • US2575547A - Mileage device : en
  • US2575791A - Blouse type garment : en
  • DE821434C - Optical device : de en
  • DE821803C - Drive for telecommunications control purposes : de en
  • DE821380C - Manufacture of electrical coils or resistors (sheet resistors) : de en
  • DE821654C - Process for the production of pure argon : de en
  • DE821765C - Pump with piston driven by a swash plate : de en
  • DE1631187U - LABEL TAG. : de en
  • DE821508C - Funnel loudspeaker with pressure chamber system : de en
  • DE821514C - Path-dependent control device with adjusting motor : de en
  • DE822111C - Circuit arrangement for telephone systems with two-way connections : de en
  • DE821573C - Apiary : de en
  • US2575656A - Means for finishing workpieces of irregular shapes : en
  • US2575778A - Ventilated toilet : en
  • US2575760A - Preparation of heavy metal borohydrides : en
  • US2575912A - Silicone resin solutions : en
  • US2575501A - Quick disassembly slide fastener : en
  • US2575564A - Motor lift attachment : en
  • DE1631280U - SUCTION NOZZLE. : de en
  • DE815493C - Electromechanical transmission system : de en
  • DE826136B - Process for the preparation of new pyrimidine compounds : de en
  • FR994896A - Watch refinements : en fr
  • GB661634A - Improvements in or relating to tube coupling means : en
  • CA478697A - Resistor types of isolators for lightning arresters : en fr
  • DE821834C - Herring set : de en
  • DE821936C - Process for the production of phthalocyanine dye preparations : de en
  • DE822063C - Process for improving the surface of flexible sheet materials which consist of gelatinized polyvinyl resins or are provided with such a covering : de en
  • DE822093C - Driving axle of locomotives or railcars driven by an electric motor via a pair of gears : de en
  • DE1631278U - TOY VEHICLE. : de en
  • DE821363C - Compressed air brake, in particular stepless brake, with automatic load change device as well as application and locking cylinder : de en
  • FR994647A - Improvements to slippery floors for tunnel kilns : en fr
  • FR994935A - Improvements to machines with internal combustion turbines : en fr
  • GB661572A - Improvements in automatic compressed air brake systems : en
  • DE822055C - Swing door for greenhouses : de en
  • US2575341A - Process for the recovery of butadiene from cyclohexane pyrolate : en
  • DE822013C - Process and rolling mill for granulating thermoplastics : de en
  • GB661628A - Improvements in or relating to forced circulation steam boilers heated by waste gases : en
  • FR994845A - Improvements to devices used for transporting sheet materials, in particular glass sheets : en fr
  • DE1631042U - Photo booth for self-photography. : de en
  • DE821942C - Platen printing press : de en
  • FR994529A - Improvements to electrical switches : en fr
  • GB661163A - Improvements in or relating to switching devices for the setting of cross-bar switches by means of markers : en
  • FR994762A - Process for the production of photographic emulsions : en fr
  • GB661386A - Improvements in or relating to movement and vibration dampers : en
  • GB661466A - Improvements relating to loose leaf binders : en
  • DE1631246U - HINGE JOINT. : de en
  • DE1631250U - BICYCLE STAND WITH ADVERTISEMENT BOX. : de en
  • US2576074A - Method and apparatus for continuous strip metal treatment : en
  • CA478779A - Preparation of modified soy protein : en fr
  • DE821902C - Process for spraying on metallic coatings : de en
  • DE821994C - Method of fixing the tanning agent in vegetable tanned leathers : de en
  • DE821743C - Finger-shaped V-belt pulley pair : de en
  • DE821925C - Pneumatic conveyor system : de en
  • DE821557C - Scale : de en
  • DE821655C - Process for purifying air during its decomposition : de en
  • DE821879C - Swirl diaphragm for regulating the boost pressure on boost fans of internal combustion engines : de en
  • FR994827A - Improvements in the manufacturing of polyvinyl chloride products : en fr
  • US2576031A - Lubricating grease containing soaps of tall oil : en
  • FR994752A - Sophisticated installation for automatic and rapid placement of a camera in a film or television studio : en fr
  • GB661462A - Improvements relating to looms for weaving : en
  • DE1631109U - SAFETY VALVE. : de en
  • FR994881A - Use of chemicals to control the setting and hardening characteristics of cements : en fr
  • DE1631166U - MULDENCOUCH. : de en
  • DE821511C - Speaker arrangement : de en
  • DE821414C - Insulating and lightweight construction element : de en
  • DE821463C - Device for gas-tight closing and rapid opening of a container, in particular a ready-to-use container for breathing apparatus : de en
  • US2575533A - Rotor blade mounting and control : en
  • US2575658A - Beer faucet : en
  • DE822155C - Welded lattice girder made of round steel, in particular ceiling girders : de en
  • GB661265A - Improvements in or relating to window construction : en
  • FR994873A - Improvements to motor vehicles : en fr
  • GB661217A - Improvements in or relating to sea anchors : en
  • FR994916A - Braking method and device, the adjustment of which is a function of the vehicle load : en fr
  • US2575428A - Automatic two-way plow : en
  • DE816563C - Circuit for electrical drives of points, signals, travel locks and similar devices : de en
  • DE821360C - Compressed air brake, preferably with brake and application cylinder : de en
  • DE821934C - Process for improving laminates : de en
  • DE822202C - Ventilation device for vehicles : de en
  • DE821775C - Device to improve the display in Braun's tubes, which are used for short-term measurement by means of pulses : de en
  • DE822223C - Tube closure : de en
  • US2575523A - Impact tool : en
  • DE821421C - Process for the production of pipes from wooden (plywood) panels : de en
  • DE821448C - Expansion sleeve serving as a hinge pin : de en
  • DE821668C - Terminal for cable junction boxes : de en
  • DE821915C - Device for facilitating the shifting of gear change transmissions of motor vehicles : de en
  • DE822087C - Pump pistons for setting and casting machines : de en
  • DE1631001U - GARNISH AND GRAIN SYRINGE. : de en
  • DE806831C - Door lock fitting : de en
  • DE821883C - Fixing or connecting screw : de en
  • DE821408C - Device for erecting swing-up lattice masts : de en
  • FR994823A - Column for electricity : en fr
  • GB661595A - Improvements in or relating to gas driven engines of the sliding vane type : en
  • DE821405C - Large-area building board with window opening and window lining for such a building board : de en
  • FR994553A - New hosiery item : en fr
  • GB661414A - Improvements in ships' fittings : en
  • GB661487A - Improvements relating to resilient ribbons : en
  • DE821466C - Jacks for motor vehicles : de en
  • DE821935C - Process for dyeing textiles u. Like. Material and color preparation : de en
  • FR994937A - Universal joint devices : en fr
  • GB661252A - Improvements in the preservation of latex : en
  • CA478662A - Life preservers : en fr
  • DE1631172U - ECCENTRIC CABINET LOCK. : de en
  • DE1631270U - DEVICE FOR CLOSING WINDOWS. : de en
  • DE821819C - Process for ash removal from raw oils : de en
  • FR994660A - Enhancements to coin operated devices for distributing salable products : en fr
  • GR13291B - PERFECTIONS IN OR IN RELATION TO CABINETS OR FRAMES WITH MOVABLE SHELVES, SAME FRAMES WITH STORAGE SHELVES. : el en
  • DE1631002U - HOLE INCLINOMETER. : de en
  • DE821399C - Masonry with hollow blocks : de en
  • FR994510A - Enamelling dipping and wringing device : en fr
  • FR994679A - Advanced compressor : en fr
  • FR994832A - Rennet manufacturing process : en fr
  • GB661434A - Photographic film package : en
  • FR994763A - Aeration and cooling devices for haystacks, or cereals, in fermentation : en fr
  • US2575976A - Soldering connector of dry batteries : en
  • US2575460A - Girdle or the like : en
  • US2575617A - Hod support : en
  • US2575392A - Method of annealing a selenium coating : en
  • US2575623A - Spring hinge for combination storm windows : en
  • FR994514A - Improvements to the tangles : en fr
  • US2575480A - Transformer bushing terminal and hinged cover therefor : en
  • US2575596A - Tow bar : en
  • US2575858A - Resilient mounting : en
  • US2576007A - Gun sight mounting : en
  • DE822107C - Procedure for measuring undesired couplings between two lines : de en
  • US2575520A - Adsorption process : en
  • US2575904A - Electric chopper circuit : en
  • FR994544A - Automatic lane feeding device, for example to feed steel bars to a multiple rolling mill : en fr
  • GB661210A - Improvements in control means for aircraft : en
  • GB661335A - Improvements in and relating to trigger circuits employing grid controlled tubes : en
  • DE822123C - Electrical terminal inserted in an insulating housing : de en
  • FR994625A - Dyes and their application to color photography : en fr
  • FR994918A - Device for varying the pitch of the blades of a propeller : en fr
  • GB661397A - Briquette for use in the manufacture of cast iron : en
  • US2575910A - Voice-operated signaling system : en
  • US2575562A - Hydraulic register resetting apparatus : en
  • CA478630A - Looms with stationary weft supplies : en fr
  • US2575332A - Drill : en
  • DE821977C - Process for the production of azo dyes : de en
  • GB661172A - Flow reversing valve for use in pressure fluid conduits : en
  • GB661585A - Improvements in or relating to processes for making shaped carbon bodies and the shaped carbon bodies resulting from said processes : en
  • DE1631148U - SUPPORT ROCK. : de en
  • US2575733A - Flexible mica compositions : en
  • USD165242S - Porter cabinet : en
  • GB661442A - Improvements in or relating to transmitter units for electrical movement-transmitting systems : en
  • DE1631046U - COMBINED DIRECTION AND LIMITATION INDICATOR FOR MOTORCYCLES. : de en
  • DE821987C - Process for the catalytic cracking of hydrocarbon oils : de en
  • DE821873C - Fruehbeet- or garden window : de en
  • FR994592A - Electrical winding tester : en fr
  • US2575363A - Harmonic crystal oscillator : en
  • DE1631253U - DISPLAY EQUIPMENT. : de en
  • GB661392A - Improvements in or relating to the processing of photographic materials : en
  • GB661586A - Improvements relating to machines for fitting buckles, slides and the like to straps : en
  • FR994565A - Electron tube with transverse magnetic field intended for the production of very short waves and high power : en fr
  • FR994613A - Bottom bracket and method for its manufacture : en fr
  • DE821523C - Method and device for compensating lens errors on electron lenses : de en
  • GB661356A - Spools for use in processing photographic roll film : en
  • GB661593A - Improvements in driving couplings of electrically driven kitchen machines : en
  • DE1631060U - FLOATING FIGURE MADE OF RUBBER, PLASTIC OR THE LIKE. : de en
  • DE821594C - Device for cleaning dusty gases : de en
  • GB661270A - Silvering of glass and other electrical non-conductors : en
  • GB661506A - Improvements in or relating to shock absorption means for wheels of motor cycles andthe like : en
  • DE1631171U - TRAINING BOARD. : de en
  • GB661488A - Improvements relating to the control of power-operated clutches in motor vehicle power transmissions : en
  • DE821843C - Process for producing an airtight connection between two foils which are at least partially made of thermoplastic plastic : de en
  • FR994808A - Emergency bulb pen : en fr
  • GB661519A - Improvements in pump operating and control mechanism for stereotype plate casting machine : en
  • DE821675C - Electron beam oscilloscope : de en
  • DE814696C - Gear for deriving a uniform movement that only occurs intermittently with intermittent rest periods from an uninterrupted, uniform movement : de en
  • DE825763B - Drive mechanism for calculating and adding machines : de en
  • DEC0003304MA - : de en
  • FR994622A - Roller track for gravity davit : en fr
  • DE821403C - Prefabricated component and method for assembling such components : de en
  • DE822152C - Rod-shaped structural member : de en
  • GB661401A - Method of forming a food package : en
  • GB661569A - Improvements relating to a.c. electric dynamos : en
  • GB661458A - Improvements in or relating to driers for humid loose materials, such as coal washings or slimes : en
  • AU3830750A - An improved lamp : en
  • AU3819350A - Improved golf game and/or machine : en
  • CA478635A - Time indicating mechanism : en fr
  • AU522151A - Improvements in or relating to variable-pitch propellers : en
  • CA478751A - Electronic timers : en fr
  • US2575720A - Instrument balance mechanism : en
  • AU151303B2 - An improved saw bench for cutting timber to shape : en
  • US2575425A - Plastic hypodermic syringe : en
  • AU156446B2 - Cosmetic preparations containing magnesium aluminium silicate and an alkali metal ca rboxya lkylcellu lose : en
  • AU151463B2 - An improved lamp : en
  • AU150859B2 - Frothed latex sponge : en
  • CA478652A - Vehicle washing machines : en fr
  • US2575367A - Ruling engine : en
  • US2575466A - Drive mechanism for vehicles and connected implements : en
  • US2575951A - Integrating apparatus : en
  • USD165216S - Dish holding back : en
  • US2575442A - Facsimile control mechanism for effecting curvilinear scanning or recording : en
  • US2575807A - Fat splitting agent and method of producing same : en
  • DE821533C - Transformation chair : de en
  • DE822127C - Anti-twist device for covers of electrical, watertight junction and connection boxes : de en
  • US2575432A - Dental tray : en
  • US2575420A - Gate latch : en
  • US2575599A - Concrete hardening compositions of the metal salt type : en
  • DE821607C - Skylight with adjusting rod : de en
  • FR994571A - Pellet counter with rotating turntable : en fr
  • GB661373A - Improvements in or relating to the bobbin holders of automatic looms : en
  • GB661494A - Stabilized chlorinated paraffins : en
  • DE821538C - Process for pouring or ramming masonry with permanent formwork and shaped stone for this purpose : de en
  • DE821698C - Heater. : de en
  • DE821817C - Electrodes for high frequency dielectric heating and deformation of thermoplastic materials : de en
  • US2575426A - Method of and apparatus for treating edible produce : en
  • US2575664A - Ozone generator : en
  • GB661601A - Improvements in automatic electrically-heated apparatus for making beverages : en
  • FR994915A - Improvements made to the control devices of an apparatus animated by a reciprocating movement and intended to operate on an adjustable part of its stroke : en fr
  • AU159123B2 - The manufacture of nonachloro and decachloro-endomethylenetetra-hydrindenes : en
  • DE822070C - Floor or wall tile : de en
  • FR994705A - Device for indicating the prices of goods displayed in stores and in shop windows and storefronts : en fr
  • DE821392C - Process for the production of artificial structures that are resistant to boiling water and hot diluted acids, such as threads, fibers or films, from vegetable or animal proteins : de en
  • DE821472C - Process for generating surface effects on belts made of thermoplastic materials : de en
  • DE1631292U - POTENTIOMETER OR THE LIKE. WITH INJECTION MOLDED HOUSING. : de en
  • US2576003A - Easy line bolt : en
  • DE822224C - Wire lacing for bales and similar packages : de en
  • GB661312A - Improvements in or relating to record card machines : en
  • GB661430A - Electrical precipitator : en
  • US2575813A - Conveyer belt : en
  • FR994699A - Device for closing containers, such as bottles, tubes, cans and the like : en fr
  • GB661271A - Improvements in and relating to hose couplings : en
  • DE822030C - Knock-proof mixture for engine fuel : de en
  • DE821893C - Finishing of metals and alloys : de en
  • GB661207A - Improvements in or relating to vehicles and vehicle bodies : en
  • DE821601C - Release device with forward drive for motion picture cameras : de en
  • DE821861C - Seed drill : de en
  • FR994885A - Articulating Head Draft Collar : en fr
  • GB661263A - Improvements in or relating to knitted fabric : en
  • GB661331A - Improvements connected with electric switches of the wafer type : en
  • US2575724A - Method of treating kovar : en
  • US2575781A - Method of crimping textile fibers : en
  • FR994855A - Improvements to methods and devices for applying emulsions to sensitive surfaces for photography, cinematography or color television, in particular by trichromy : en fr
  • AU155392B2 - Improvements, in or-relating to television- receiver-circuit -arrangements : en
  • DE821795C - Postcard holder for typewriters : de en
  • FR994830A - Adjustments to adjustable wrenches : en fr
  • GB661174A - Improvements in or relating to floating roof for floating roof liquid storage tanksand methods of erecting the floating roofs : en
  • GB661338A - Improvements in impedance measuring : en
  • DE821401C - Concrete construction for rising masonry : de en
  • GB661193A - Improvements relating to the protection of radar equipments : en
  • GB661431A - Improvements in or relating to apparatus for the exchange of heat between fluids : en
  • DE1631266U - SWING DOOR FOR GREENHOUSE. : de en
  • DE821640C - Device for regulating compression refrigeration systems : de en
  • DE822014C - Vulcanizing press : de en
  • US2575339A - Rubber dome for underwater sound : en
  • US2575812A - Electric relay : en
  • USD165254S - Combined display and dispensing stand : en
  • DE821383C - Process for immediate, local heating of glass bodies arranged in an electric, high-frequency field : de en
  • DE821983C - Process for the production of anti-rust primers : de en
  • DE1631074U - SPORTSHOES FOR LADIES. : de en
  • DE821370C - Circuit arrangement to prevent false triggering in telex systems : de en
  • US2575423A - Process of manufacturing starch solutions : en
  • GB661609A - Improvements in and relating to a clasp for a bracelet : en
  • DE1631025U - BALL STERILIZER FOR UNIT DENTAL DEVICES. : de en
  • DE821688C - Spinning funnel for rayon spin pot spinning machines : de en
  • DE821720C - Magnifying glass with support frame : de en
  • DE822158C - Method and device for filling joints in buildings : de en
  • AU510851A - Apparatus for profile turning and for producing hollow shapes and profile turned pieces by means ofa revolving cutter on machine tools : en
  • US2575674A - Permutation lock : en
  • CA478743A - Processes for improving the properties of protein spinning products : en fr
  • DE821835C - Kitchen stove with built-in central heating boiler : de en
  • FR994703A - Products and process for curling hair, body hair or the like : en fr
  • GB661185A - Improvements in or relating to the production of alkoxyalkyl esters of iodobenzoic acids : en
  • GB661551A - Improvements in or relating to portable electrical apparatus : en
  • DE821717C - Fabric reinforcement levy for technical rubber hoses : de en
  • DE822251C - Shielded microphone : de en
  • FR994686A - Winder for conveyor belt usable in particular in mines : en fr
  • GB661188A - Improvements in switching devices actuated on the reversal of a rotary member : en
  • GB661237A - Improvements in and relating to stapling machines : en
  • FR994888A - Improvements to removable wheels with peripheral fixing for vehicles : en fr
  • DE1631115U - CLOSING CAP WITH SELF-ACTING PRESSURE COMPENSATION DEVICE, IN PARTICULAR FOR FUEL OR COOLING WATER TANK OR THE LIKE. OF MOTOR VEHICLES. : de en
  • FR994756A - Hand driven motor mower : en fr
  • GB661361A - Improvements in or relating to method of producing a catalyst useful for the catalytic cracking of petroleum, the improved catalyst resulting therefrom, and the improvedmethod of cracking hydrocarbons employing the improved catalyst : en
  • FR994556A - Hinged metal extension for lead : en fr
  • FR994700A - New naphthalene derivatives and process for their preparation : en fr
  • FR994894A - Improvements to elastic suspension motor vehicles : en fr
  • GB661301A - Improvements in rotary printing machines : en
  • US2575452A - Display device : en
  • US2575670A - Preservation of milk by the use of water soluble chlorites : en
  • US2575794A - Baled hayfork : en
  • GB661319A - Improvements in or relating to shoe heel building machines : en
  • DE1631008U - DEVICE BOX FOR CONNECTING STIFF CABLES, IN PARTICULAR HIGH CURRENT RELAY BOX. : de en
  • US2575852A - Bobber : en
  • DE821638C - typewriter : de en
  • FR994875A - Improvements to taps : en fr
  • GB661191A - Improvements relating to composite wire or cable : en
  • US2575374A - Ice-making machine : en
  • US2575521A - Spraying device : en
  • US2575932A - Dynamoelectric machine rotor and winding : en
  • FR994741A - Improvement in washing cloths and other similar cleaning elements : en fr
  • GB661343A - Improvements in or relating to window constructions : en
  • DE826376B - Extending the flowering time of cut flowers and blossoms and keeping vegetables fresh : de en
  • FR994506A - Watertight closing device for sliding panels : en fr
  • FR994028A - : fr
  • FR994779A - Adhesive composition and its preparation process : en fr
  • DE1631125U - SAMPLE ROLLER. : de en
  • FR994669A - Method and apparatus for removing volatile acids contained therein from a liquid : en fr
  • FR994857A - New process for the transformation of pneumatic or hydraulic energy into mechanical energy and vice versa : en fr
  • DE1631011U - PLUG PIN FOR WALL PLUG. : de en
  • DE1631101U - BRIDGE SCALE, IN PARTICULAR BEEHIVE SCALE. : de en
  • DE821890C - Pipe joint : de en
  • DE822227C - Quartz watch : de en
  • GB661235A - Improvements in or relating to rack-knapsacks : en
  • GR13275B - WASHING MACHINE. : el en
  • FR994897A - Device for determining the coordinates of a mobile in space and? its movement elements : en fr
  • GB661197A - Improvements in or relating to animal traps : en
  • GB661278A - A process for producing insoluble layers on carriers from starch ether-carboxylic acids and/or starch ester-carboxylic acids : en
  • GB661638A - Improvements in or relating to method of and apparatus for releasably securing a capto a container : en
  • US2575372A - Cold cathode gaseous discharge device : en
  • US2576043A - Apparatus for detecting and marking pin holes : en
  • US2575678A - Method and apparatus for forming sleepers in building construction : en
  • US2575430A - Fish lure : en
  • US2575651A - Locking device : en
  • US2575991A - Cinnamamidine derivatives : en
  • US2575559A - Impulse generating system : en
  • US2575584A - Apparatus for extracting juices from citrus fruits and the like : en
  • DE821384C - Process for the production of vivid violet fulling dyes of the anthraquinone series : de en
  • FR994616A - Control or measuring device : en fr
  • FR994917A - elastic element and its applications in particular in the construction of elastic wheels : en fr
  • GB661580A - Improvements in or relating to power operated hand tools : en
  • DE1631065U - CELL-GLASS ENCLOSURE FOR GOODS OF ALL TYPES, IN PARTICULAR TEXTILE GOODS WITH THE ASSOCIATED SALES DISPLAY. : de en
  • DE822034C - Silencers, especially for internal combustion engines : de en
  • DE821423C - Propellant for the production of sponge, foam and cellular rubber from natural or synthetic rubber and for the production of foam compounds from plastics : de en
  • DE821536C - Method of manufacturing stone iron ceilings : de en
  • DE821746C - Seal for container u. like : de en
  • GB661454A - Improvements in or relating to saucepan and like lids : en
  • GR13285B - METHOD OF PREPARATION OF MAGNESIA FROM PHYSICAL OR INDUSTRIAL SULFAR MAGNESIA. : el en
  • AU520851A - Method of making thiosemicarbazide : en
  • US2575382A - Fiber lubricant composition : en
  • US2575662A - Machine powered chuck : en
  • US2575739A - Circuit interrupter : en
  • USD165227S - Pyrophoric lighter : en
  • CA478799A - Electric cords : en fr
  • US2575967A - Spherical rotary conveyer type trap chamber dispenser : en
  • AU579251A - Compositions and method for producing corrosion resistant zinc surfaced articles : en
  • US2575745A - Rotary file : en
  • AU516351A - Improvements in hydropneumatic accumulators : en
  • DE822131C - Continuously operating controller with a measuring mechanism, an actuator and a servomotor influencing the actuator : de en
  • DK73399C - Umbrella cover. : da en
  • US2575408A - Shoe holder and stretcher : en
  • US2576054A - Machine for filling molds with liquid chocolate : en
  • US2575969A - Relief valve : en
  • CA478790A - Welt bar construction for automatic welt turners : en fr
  • USD165244S - Foundation ventilator : en
  • US2575405A - Drag harrow hitch : en
  • DE822207C - Fluid shock absorbers for motorcycle forks : de en
  • GB661250A - Manufacture of nuclear halogenated alkenyl-benzene compounds : en
  • DE822133C - System carrier for strings of oscilloscope measuring loops : de en
  • DE822244C - Tube boiler evaporator for refrigeration machines : de en
  • CA478684A - Pipe connectors : en fr
  • DE821751C - Arrangement of seals for rods, shafts or the like in the form of a sealing ring : de en
  • FR994696A - Locking device for coke oven discharge operations : en fr
  • CA478675A - Anti-histamine compounds and preparation of the same : en fr
  • US2575504A - Hot pin heading machine : en
  • US2576024A - Scrotum sleeve : en
  • DE822183C - Transmission : de en
  • US2575327A - Carpet sewing machine : en
  • US2575736A - Method of thermochemically cutting metals : en
  • US2575741A - Shaving apparatus : en
  • CA478650A - Airplane construction : en fr
  • DE815061C - Electric double pole switch for switching two heating resistors : de en
  • DE822005C - Process for the production of arbitrarily shaped hollow bodies from glass tubes : de en
  • US2575438A - Percussion drill bit body : en
  • US2575786A - Atomizer : en
  • US2575762A - Lady's rubber overshoe with retaining strap : en
  • US2575964A - Operating mechanism : en
  • DE821427C - Pickup for speaking machine : de en
  • DE1631245U - BRACKET FOR THE GASKET RING OF A SLIDE VALVE. : de en
  • DE1631255U - ADVERTISING SPOTLIGHT. : de en
  • DE1631068U - WALL ROSE. : de en
  • DE821969C - Sliding contact : de en
  • CA478658A - Clam shell excavators : en fr
  • CA478700A - Refractories : en fr
  • DE1631156U - INFUNDING DEVICE. : de en
  • DE822017C - Coordinate recording device : de en
  • US2575903A - Power tool chuck : en
  • US2576012A - Sleeve joint for concrete tubes : en
  • GB661524A - Improvements in and relating to continuous rolling of metal rod, bar and the like : en
  • FR994824A - Hair mat : en fr
  • GB661256A - Improvements in or relating to roller cages for roller bearings : en
  • GB661629A - Screens for picture projection : en
  • US2575613A - Oil burner mounting : en
  • DE1631076U - APRON SKIRT FOR LADIES. : de en
  • DE821531C - Coffee, mocha, spice mills or the like. : de en
  • DE825769B - time stamp : de en
  • US2575659A - Jack : en
  • DE821737C - Two-ring advertising and plain bearings : de en
  • DE822104C - Microphone holder : de en
  • DE825764B - calendar : de en
  • CA478800A - Lids for jars, bottles and like containers : en fr
  • US2575566A - Extensible side support for sliding drawers and the like : en
  • US2575643A - Popcorn warmer : en
  • US2575666A - Reinforced web and method and apparatus for forming same : en
  • FR994651A - Ski binding : en fr
  • GB661632A - Improvements relating to leaf springs and to suspension systems incorporating the same : en
  • US2575468A - Fire extinguishing foam system with deluge valve control : en
  • US2575780A - Combination one-and two-digit selector switches : en
  • CA478698A - Thermionic valves : en fr
  • CA478720A - Electric current rectifying couples and processes of forming same : en fr
  • DE1631210U - IMPELLER RING ON KAPLAN TURBINES OR KAPLAN PUMPS. : de en
  • CA478628A - Tire valve guards : en fr
  • CA478732A - Machines and methods for crushing tablets in packages : en fr
  • US2575476A - Twisting and winding machine drive system : en
  • CA478654A - Powdered material spreaders : en fr
  • US2575475A - Safety overload clutch : en
  • US2575621A - Photogram printer with a point light source and arcuate reflector : en
  • DE822154C - Welded triangular lattice girder : de en
  • US2575440A - Crotonate esters of glyceryl polyethers of dihydric phenols : en
  • US2575897A - Selectable value ticket printing : en
  • DE821506C - Silent spacer or mounting foot ring for voice coil centering on dynamic loudspeaker systems : de en
  • DE821534C - Heating plate : de en
  • AU509651A - Floors of buildings : en
  • CA478737A - Drip trays for toilet tanks : en fr
  • US2575918A - Separable slip : en
  • US2575806A - Contact bank for 25-point 10-wiper rotary switches : en
  • DE1631029U - CARRIER FOR IRRIGATOR BARRELS. : de en
  • DE821568C - Root crop harvester : de en
  • DE1631047U - SEAL FOR SWIVEL DOORS, ESPECIALLY FOR VEHICLES. : de en
  • US2575582A - Attaching means for adapter sprockets : en
  • US2575911A - Wire enameling die : en
  • AU156128B2 - Improvements in or relating to triodes for operation at very high radio frequencies : en
  • DE821599C - Cinematographic recording and projection apparatus with continuous film tape drive : de en
  • US2575389A - Single unit hydraulic check : en
  • US2575757A - Window for pressurized chambers : en
  • US2575414A - Molded athletic ball with lacing grip : en
  • US2575785A - Wire handling apparatus : en
  • FR994676A - Stator for electric dynamo and its manufacturing process : en fr
  • FR994630A - Machine for automatically feeding and tamping ballast between and under railway sleepers : en fr
  • US2575954A - Preparation of 1, 2-dihydropyridazine-3, 6-dione : en
  • US2576014A - Filament failure device for electronic tubes : en
  • DE1631057U - WINDOW LOCKERS. : de en
  • FR994507A - Improvement in offset printing presses : en fr
  • GB661183A - Improvements in and relating to the production of green malt : en
  • GB661202A - Improved process for electrically butt-welding or butt-soldering wires, conductors, tubes, plates and other metallic elements : en
  • DE821841C - Spreader ring for pulling vehicle wheel tires from the vulcanizing mold : de en
  • GB661457A - Valve construction : en
  • FR994781A - Method and machine for classifying and selecting documents : en fr
  • DE822239C - Fastening device for bayonet reflectors on electric lights made of molded material, especially synthetic resin molded material : de en
  • GB661618A - Improvements in or relating to hair curling appliances : en
  • DE822015C - Process for the production of multilayer bonds of glasses or glasses with other bodies in addition to an elastic intermediate layer made of polymerization products : de en
  • FR994662A - Hot air generator device : en fr
  • US2575958A - Electropneumatic brake apparatus : en
  • DE1631028U - CLYSM AMULET. : de en
  • DE1631194U - POSTCARDS, FOLDED LETTERS OR THE LIKE. MADE OF PAPER SHEETS WITH ADHESIVE SURFACES. : de en
  • GB661391A - Improvements in or relating to clutch mechanisms : en
  • FR994784A - Method and device for improving the efficiency of multicellular steam turbines with seasonal or variable speed : en fr
  • DE1631239U - HOSE LEVEL TRANSPORT CASE AND STORAGE CONTAINER. : de en
  • FR994847A - Articles of porous rubber, or of other porous plastics, and their applications : en fr
  • GB661290A - Improvements in the manufacture of socketted concrete pipes by moulding : en
  • GB661480A - Electric lead interconnector : en
  • DE821603C - Film tour, especially for sound film equipment : de en
  • DE1631267U - CONCEALED HINGE. : de en
  • FR994753A - Process for the production of organosilicon polymers : en fr
  • DE821686C - Device for feeding oil burners : de en
  • USD165241S - Porter cabinet : en
  • DE1631284U - WATERPROOF CAR PIT LIGHT. : de en
  • DE821588C - Beater wheel for beater grinders : de en
  • DE821761C - pump : de en
  • USD165221S - Lifting tongs : en
  • USD165249S - Soyster tumbler : en
  • DE821485C - Process for the production of artificial leather : de en
  • FR994538A - Electric filter for pre-ionization gas : en fr
  • FR994581A - Counter-tensile drawing method and device : en fr
  • DE1631162U - SALT SPOON. : de en
  • DE1631209U - TOOL FOR OPERATING SCREWS. : de en
  • FR994614A - Process for the preservation of oysters, as well as oysters and shells preserved by this process : en fr
  • FR994864A - Device for electrostatic massages : en fr
  • GB661467A - Improvements in jacquard mechanism for looms : en
  • FR994526A - Safety device for pins and bolts : en fr
  • US2576019A - Cigarette tray : en
  • DE821449C - Cardan shaft : de en
  • DE821794C - Switching lock for perforating units of printing machines : de en
  • FR994842A - Further training in thermite welding : en fr
  • DE821500C - Switch for two gauges : de en
  • DE822205C - Tire protection device : de en
  • DE822252C - Arrangement for stereophonic sound transmission : de en
  • US2575539A - Razor : en
  • US2575660A - External visor for automobile windows : en
  • AU151742B2 - Apparatus for profile turning and for producing hollow shapes and profile turned pieces by means ofa revolving cutter on machine tools : en
  • AU514251A - Apparatus for bringing two or more phases into intimate contact with each other : en
  • US2575834A - Knife support for axminster looms : en
  • US2576086A - Drapery carrier : en
  • DE1631136U - PACKAGING AND PROTECTIVE SLEEVE FOR CARBIDE CUTTERS. : de en
  • DE1631198U - PHOTO FLASH LAMP WITH REMOVABLE SHADE. : de en
  • GB661192A - Crimping tool : en
  • GB661317A - Improvements in or relating to window constructions : en
  • US2576073A - Fabricated structure comprising porous compositions of matter : en
  • US2575748A - Desiccation product removal means : en
  • FR994874A - Reservoir pen holder : en fr
  • GB661567A - Remote control system for arc electro-welding apparatus : en
  • GR13293B - APPLIANCE FOR HEATING AND COOLING INSULATED CHAMBER. : el en
  • US2576047A - Method and apparatus for printing electrically : en
  • US2575344A - Dihydroxypropyl theophylline : en
  • DE1631006U - COMPRESSION COOLING MACHINE. : de en
  • US2575989A - Treatment of petroleum distillates : en
  • US2575702A - Vacuum tube oscillator : en
  • DE821529C - Artificial foot : de en
  • DE821768C - Deep suction for well pumps : de en
  • US2575454A - Railway car framing structure : en
  • DE821998C - Process for the production of fibers from straw by digestion with diluted lye : de en
  • GB661596A - An improved rotary pump of the hinged vane type : en
  • DE821361C - Air brake with a pilot valve and a three-pressure valve : de en
  • DE822258C - Adjustment device for tuning means of transmitters and receivers : de en
  • FR994851A - Engine exhaust gas expansion device : en fr
  • GB661540A - Improvements in or relating to electric cables : en
  • FR994569A - Process for separating a gas mixture into two fractions of different composition : en fr
  • FR994921A - Improvements to safety devices more specifically applicable to electricity distribution installations on board ships : en fr
  • US2575509A - Ice product and method of manufacturing : en
  • DE1631121U - SMOOTH LOCKING FOR PEDESTRIANS. : de en
  • DE821477C - Method and device for setting up and straightening objects : de en
  • DE820361C - Device for combined motor activation and clutch actuation with automatically regulating belt tension : de en
  • DE821505C - Image enhancer : de en
  • DE821892C - Stuffing box arrangement with lubrication channels lying on the grease packs : de en
  • US2575994A - Control switch : en
  • AU515351A - Improvements in or relating to road construction machine assembly and system : en
  • FR994910A - Plastic packaging for pharmaceutical or other ampoules and the like : en fr
  • GB661360A - Improved electric circuit overload protective device : en
  • GB661307A - Method of constructing a truss bridge of reinforced concrete : en
  • GB661625A - An improved rail joint : en
  • CA478756A - Permeability tuning systems : en fr
  • US2576020A - Manufacture of pyromellitic acid : en
  • US2575479A - Tool for upsetting internally threaded rivets : en
  • US2575579A - Moving-picture sound projector : en
  • DE821837C - Device for fresh air supply : de en
  • US2575590A - Calender roll pressure control apparatus : en
  • US2575947A - Fence gate construction : en
  • DE821357C - Folding machine for parallel and cross fold folding : de en
  • DE821745C - Pipe or hose connection : de en
  • DE821829C - House cutting machine with circular knife and adjustable counter holder : de en
  • DE821880C - Device for facilitating the starting of diesel engines : de en
  • DE822084C - Process for producing two-tone or multi-tone effects on plant tissues : de en
  • FR994919A - Attachment system for jewelry and cufflinks : en fr
  • AU517251A - Improvements in or relating to fluid pressure operated clutches : en
  • CA478671A - Grinding wheels and methods of producing same : en fr
  • DE821430C - Evaluation device for spectral recordings : de en
  • DE821778C - Procedure to prevent liquids from freezing : de en
  • US2575451A - Warp beam lifting mechanism : en
  • US2576022A - Photographic apparatus : en
  • US2575409A - Current collector for electroplating apparatus : en
  • CA478721A - Thermionic devices : en fr
  • DE812209C - Gerb- and plastering planes for processing curved surfaces, in particular wooden container walls o. : de en
  • DE821642C - Slowly rotating cooling drum : de en
  • DE826102C - Method and device for manufacturing ampoule files : de en
  • US2575351A - 24-aryl-5, 23-choladienes : en
  • US2575565A - Arrangement on roofs of vehicles, vessels, and buildings in order to facilitate the loading and unloading of goods : en
  • US2575977A - Tape-supporting bracket for venetian blinds : en
  • US2576053A - Furnace baffle construction and arrangement : en
  • DE821882C - Twist-proof fastening of nipples : de en
  • DE821777C - Outlet tap aerator : de en
  • DE821782C - Brush with opening tape : de en
  • DE821784C - Device for introducing steam into liquids : de en
  • DE1631196U - CONNECTABLE DECORATION STAND. : de en
  • CA478645A - Road sweepers : en fr
  • US2575984A - Grinding wheel truing mechanism : en
  • GB661437A - Device for deflecting a high-speed jet of gas ejected through a nozzle : en
  • GB661576A - Improvements in or relating to gauges : en
  • GB661236A - A combined ampoule and injection syringe : en
  • US2575491A - Rubber shock absorbing means for railway draft riggings : en
  • GB661254A - An improved spraying apparatus : en
  • DE1631072U - SPORTS SHIRT WITH INTERCHANGEABLE COLLAR. : de en
  • DE1631096U - FORMWORK FOR CONCRETE CONSTRUCTION. : de en
  • DE821495C - Device for regulating the hot steam temperature of steam boilers : de en
  • DE821742C - Installation arrangement for transmission disks or the like using a clamping sleeve : de en
  • US2575943A - Load compensating brake equipment : en
  • DE821719C - Process for de-ironing chrome ores and its application for the production of chrome and chrome alloys : de en
  • GB661352A - Improvements in and relating to electrical contacts for holders for electron valves : en
  • DE1631069U - COAL STOVE BATTERY. : de en
  • DE822144C - Method and device for energy generation by atomic destruction : de en
  • DE1631048U - HEADLIGHT WITH BUILT-IN SHORT CIRCUIT SWITCH SEPARATELY FROM THE MAIN SWITCH FOR MOTORCYCLES AND SIMILAR VEHICLES. : de en
  • DE821484C - Process for dechlorinating natural celluloses bleached with chlorine compounds, regenerated cellulose or cellulose decoctions : de en
  • DK73386C - Device for printing machines with a forward and backward-moving foundation. : da en
  • GB661371A - Improvements in or relating to shuttle box motions and picking motions for looms : en
  • DE1631231U - DRIPPING AND POURING DEVICE. : de en
  • DE825992B - Process for the preparation of benzene ether derivatives : de en
  • US2575601A - Guard for vacuum tubes : en
  • DE821702C - Process for the production of ceilings and roofs by means of plate-shaped components : de en
  • FR994512A - Improvements to cylindrical grinding machines : en fr
  • GB661499A - Amino acetic acid esters : en
  • FR994852A - Improvements to processes and devices for the total or partial separation of materials, involving liquids and gases / vapors, in at least two columns joined together : en fr
  • GB661293A - Transmission gearing for internal-combustion engine power plant : en
  • DE1631108U - HOSE TUBE. : de en
  • DE821452C - Pressure or suction hose with vulcanized metal connector : de en
  • DK73397C - Process for stabilizing terpene-containing citrus oils, which are left with aqueous solutions. : da en
  • AU509851A - Improvements in or relating to record changing mechanisms for gramophones andthe like : en
  • CA478774A - Fish processing mechanism : en fr
  • GB661512A - Improvements in or relating to container handling and registering apparatus : en
  • AU513251A - External powder feed-hand scarfing process and apparatus : en
  • DE821517C - Electromagnetic control device for power generators : de en
  • FR994743A - Safety device to prevent breakdowns on lighting circuits, on board vehicles of all types : en fr
  • GB661334A - Improvements in attachments for connecting carrying handles to attache cases, travelling bags, boxes and the like : en
  • USD165230S - Tot airplane : en
  • USD165245S - Bedstead ob similar article : en
  • DE821542C - Method and device for reinforcing and connecting two metal plates held at a distance from one another : de en
  • DE821793C - Articulated gear for the creation of paper sheets in rotary office printing machines : de en
  • DE821911C - Trimming device for sewing machines : de en
  • GB661456A - Improvements in or relating to the manufacture of can bodies : en
  • GB661606A - Improvements in or relating to machines comprising a container capable of revolving and tipping simultaneously : en
  • AU516751A - Improvements relating to magnetic amplifiers and to automatic voltage regulating arrangements employing such amplifiers : en
  • CA478680A - Display wrappers for paint brushes : en fr
  • CA478640A - Mounting devices for draper rollers : en fr
  • AU156068B2 - Improvements relating tothe mounting of electric fittings in flush boxes : en
  • DE826208B - Calculating roller : de en
  • US2575898A - Padding for packings and method of manufacturing the same : en
  • DE1631215U - DEVICE FOR WEARING THE UNDERPANTS. : de en
  • DE821691C - Container for razor blades : de en
  • GB661640A - Improvements in a device for effecting feed interruptions synchronous with the staple driving movements in carton stapling machines : en
  • DE1631161U - APPLICATION SYRINGE FOR LIQUID AND MUSHY SUBSTANCES SUCH AS FLOOR WAX AND THE LIKE. : de en
  • DE822150C - Hollow stone cross rib ceiling : de en
  • AU147159B2 - Improved device for use in curling the hair : en
  • AU3885250A - Improvements in or relating to machines for operating upon marginal portions of shoe soles : en
  • DE821772C - Door closer with hydraulic brake : de en
  • DE822249C - Condenser microphone : de en
  • DK73407C - Drilling head with two or more horizontal spindles. : da en
  • AU156380B2 - Method of and apparatus for reclaiming sand : en
  • DE821687C - Device for automatic addition of high calorific value gas to a low calorific value : de en
  • DE821881C - Method and device for cooling combustion gas turbines : de en
  • GB661349A - Improvements in and relating to holders for electron valves : en
  • GB661542A - Improvements in or relating to shot-guns : en
  • GB661590A - Improvements in eddy current brakes or clutches : en
  • SE133648C1 - Device for swivel feeding troughs : en sv
  • US2575801A - Implement hitch for tool bar implements : en
  • DE821673C - Electrostatic voltage indicator. : de en
  • DE822151C - Method for producing a plate-shaped component and component produced by this method : de en
  • DE1631238U - FOAM BLOWING MACHINE. : de en
  • AU151421B2 - Improvements in or relating to devices comprising agas-and/orvapour discharge tube in series witha capacitative impedance : en
  • AU522051A - Improvements relating to smokers' pipes : en
  • GB661556A - Improvements relating to extrusion heads of apparatus for extruding plasticised rubber and like masses : en
  • FR994760A - Improvements to wastewater disposal networks : en fr
  • DE1631229U - LIGHTING SYSTEM FOR CRUISES. : de en
  • DE821432C - Reading device, especially micro-reading device : de en
  • DE821475C - Method and device for applying paint to wall surfaces or the like. : de en
  • DE821572C - Whey drainage device for cheese kettle : de en
  • DE821733C - Steam and gas turbine plant : de en
  • FR994764A - Improvements for covered inking rollers : en fr
  • FR994927A - Multiple ignition generator : en fr
  • GB661249A - An improved lubricating appliance for watches and the like : en
  • GB661223A - Process and apparatus for conducting chemical reactions : en
  • DE821148C - Method and device for treating (conditioning) bread grain : de en
  • DE821792C - Tool adjustment for scraping machines for round stereotype plates : de en
  • DE822102C - Circuit arrangement for isolated rails in railway safety systems : de en
  • GB661161A - Improvements in or relating to furniture : en
  • GB661253A - Combustion chamber, especially for use in connection with gas turbines : en
  • DE1631149U - CALENDAR BACK PANEL WITH METAL LETTERING. : de en
  • US2575629A - Preparation of melamine : en
  • US2576078A - Method for the preparation of 2-(2-cycloalkenyl) cycloalkanols : en
  • DE821553C - Method and device for the production of pressed cork or similar elastic masses : de en
  • DE821741C - Lining block for traction sheaves : de en
  • US2575359A - Vertical gas scrubber : en
  • DE1631279U - DOLL BIKE WITH SPRING WORK FOR DOLLS OR CUDDLE TOYS WITH MOVABLE LEGS. : de en
  • GB661444A - Method of manufacturing halogenoalkanenitriles : en
  • GB661563A - Improvements in or relating to circuits for generating sawtooth waveforms : en
  • GB661616A - Winding former for winding the stators of electric machines by mechanical means : en
  • DE1631225U - ELECTROCERAMIC ROOM HEATING STOVE. : de en
  • DE821623C - Head rocker, especially for mine carts : de en
  • US2575997A - Cosmetic accessory comprising a rouge cup and a brush : en
  • DE818618C - Method and device for dissolving wet-treated and then dried flake bast : de en
  • DE821725C - Spark plug : de en
  • DE821806C - Hanging joints, especially for insulators : de en
  • FR994605A - Semi-metallic bed base : en fr
  • DE821941C - Treadmill printing machine : de en
  • DE821458C - Sewing machine with a device for creating zigzag stitches : de en
  • DE1631090U - Curlers. : de en
  • DE1631142U - CLOTHING. : de en
  • DE821986C - Process for the cleavage of middle oils obtained by distillation or cleavage : de en
  • GB661201A - Improvements relating to equipment for measuring the speed of rotation of rotating apparatus : en
  • AU2144353A - Improvements in spraying apparatus : en
  • FR994895A - Improvements to speedometers for cycles and motorcycles, to their control means and to their means of mounting on these vehicles : en fr
  • GB661584A - Improvements in or relating to hydraulic reducing valves : en
  • DE821364C - Lubricating pump for lubricating the rails or the wheel flanges of the wheels of rail vehicles : de en
  • DE821750C - Stuffing box packing : de en
  • FR994547A - Projector fronto-focometer : en fr
  • US2575330A - Portable jack actuated tire removing device : en
  • US2575507A - Hydraulic power device : en
  • US2575632A - Normally sealed atomizer : en
  • US2575767A - Safe deposit box identifying means : en
  • FR994640A - Further development in the manufacture of aluminum alloys : en fr
  • FR994809A - Process and installations for stereoscopic cinematographic projection, projection apparatus, cameras and films : en fr
  • DE1631213U - ROUND TROUSERS. : de en
  • DE821864C - Machine for planting and sowing : de en
  • US2575413A - Soldering flux : en
  • DE1631034U - LATERAL CLAMP. : de en
  • GB661403A - Improvements in clamping means : en
  • DE821790C - Device for temperature and volume control of steam turbines with reheating : de en
  • FR994536A - Conversion of electric wiper motors into low voltage fan motors : en fr
  • GB661382A - Improvements in or relating to tide models : en
  • GB661509A - Improvements relating to resilient cushioning devices : en
  • DK73398C - Duvet stand for beds. : da en
  • DE1631063U - STANDING EGG. : de en
  • DE1631094U - WIRE GRID. : de en
  • DE822083C - Kickback-proof injector welding and cutting torch for operation with a fuel gas-oxygen mixture : de en
  • DE821914C - Control method and control device for motor vehicles, in particular with an automatic clutch : de en
  • FR994612A - Bimetal flashing system with preheating resistor : en fr
  • FR994634A - Improvements to the sheathing of conductors and electric cables with rubber or similar materials : en fr
  • FR994850A - Process for making ketones from carboxylic acids : en fr
  • DE821695C - Holding and supporting devices for seats and other devices on slopes : de en
  • GB661398A - Improvements in or relating to packages : en
  • GB661577A - Process for the purification of sugar-refinery liquids : en
  • US2576001A - Self-loading and unloading auto truck : en
  • DK73385C - Cylinder printing machine. : da en
  • FR994774A - Safety inner tube for all vehicles using pneumatic tires : en fr
  • US2575571A - Wave-signal directional coupler : en
  • GB661639A - Improvements relating to cellulosic lacquers, films, filaments and the like : en
  • US2575340A - Determination of ground constants : en
  • US2575924A - Corner mount and method and machine for making the same : en
  • FR994870A - Device for rapid heating of liquids : en fr
  • GB661220A - An improved corkscrew : en
  • US2575892A - Apparatus for producing substantially clear ice bodies : en
  • DE821931C - Gas control and shut-off valve with pilot lock : de en
  • DE822195C - Hydraulic fluid transmission consisting of a pump and motor, especially for vehicles : de en
  • FR994803A - isothermal and soundproof masonry element : en fr
  • CA478624A - Trichromatic selective optical devices : en fr
  • DE821450C - Process for the production of toothed wheels : de en
  • DE821815C - Electrostatic electron beam device : de en
  • FR994673A - Encrypted card game : en fr
  • FR994841A - Device for adjusting the outlet section of the jet thruster : en fr
  • FR994848A - Automatic boiler feed regulator : en fr
  • FR994890A - Electric razor improvements : en fr
  • GB661372A - Improvements in knitting machine : en
  • DE815875C - Flexible pipeline, especially for high-tension media, as well as a method for producing the same : de en
  • DE821949C - Condensate separator on pressure vessels : de en
  • DE822006C - Heat treatment of glass objects : de en
  • DE819510C - Exchange pen for colored leads and ballpoint pens : de en
  • DE821609C - Containers for accommodating and transporting writing, drawing, painting u. Like. Means : de en
  • DE821499C - Stamp for filling in Toto betting slips : de en
  • DE822118C - Flexible multi-core electrical power cable : de en
  • US2575874A - Production of oil-in-oil emulsions : en
  • AU512951A - Improvements in or relating to focusing systems of electron discharge tube apparatus : en
  • US2575390A - Method and apparatus for working railroad ballast : en
  • US2575646A - Injector apparatus : en
  • US2575836A - Deflection plate : en
  • DE1631164U - SOFA THAT CAN BE CONVERTED INTO A BED BY LAYING THE BACK CUSHION ON ONE NARROW SIDE OF THE SEAT PAD. : de en
  • FR994639A - Hemp fiber production method : en fr
  • FR994889A - Cable entry for telephone exchanges and other applications : en fr
  • DE822046C - Sealing of the drive axles on floating vehicles : de en
  • FR994508A - Regulation of oil temperature in engines : en fr
  • FR994642A - High frequency generator : en fr
  • US2575371A - Cold cathode gaseous discharge device : en
  • US2575766A - Rotary file : en
  • DE1631091U - ATTACHMENT FOR HAIR DRYER. : de en
  • DE1631276U - BOARD GAME. : de en
  • GB661377A - Improvements in or relating to circuits for generating pulses of current or voltage : en
  • US2575368A - Gun charger : en
  • DE821744C - Device for temporarily closing pressure pipes, for example for turbine lines, for the purpose of carrying out pressure tests : de en
  • DE821960C - Overrun buffers for rail vehicles : de en
  • DE821900C - Device for the production of metal coatings from the melt flow, especially on hollow bodies : de en
  • DE1631175U - PRESS FLAP TO ACHIEVE CURVES ON MEN'S PANTS. : de en
  • DE1631152U - BATTERY POLE TERMINAL WITH HINGE WITH SPREADING CLAMPING SCREW. : de en
  • US2575920A - Dispensing mechanism for bulk material : en
  • US2576042A - Cigarette lighter : en
  • GB661511A - Creaming of natural rubber latex : en
  • US2575750A - Acrylonitrile-isobutylene copolymer synthetic resin latex : en
  • US2576071A - Aviation or motor fuels : en
  • DE1631177U - GAS OVEN WITH FORK-SHAPED BURNER PIPE. : de en
  • DE821734C - Device for limiting the speed of gas turbines : de en
  • CA478744A - Fluid seals : en fr
  • BE503349A - : fr
  • US2575592A - Holder for ice-cream cans : en
  • US2575616A - Telemetering transmitter with two prime movers : en
  • US2575744A - Ironer apparatus : en
  • US2575752A - Antisplash shoe heel : en
  • US2575361A - Gauge rod wiper : en
  • AU153745B2 - Improved Transducers : en
  • AU157033B2 - Improvements relating to negative feedback "amplifiers : en
  • DE825993B - Process for the preparation of N-dialkylaminoalkylphenthiazine derivatives or their salts : de en
  • US2575377A - Short wave antenna : en
  • DE1631085U - SPACER FEUR INSULATOR DOUBLE CHAINS FOR HANGING OR TENSIONING OF OVERHEAD LINES, IN PARTICULAR STRAP LINES. : de en
  • DE821876C - Pliers-like hand tool for destroying pests, especially the potato beetle : de en
  • GB661227A - Improvements in or relating to a container and closure therefor : en
  • GB661267A - Improvements relating to modulator circuit arrangements : en
  • GB661323A - Improvements in or relating to press knives, clicking knives and similar cutters : en
  • AU509551A - Machine and process for blowing bottles andother hollow articles from organic plastic materials : en
  • DE821487C - Sprinkler nozzle : de en
  • FR994807A - Removable crampon device : en fr
  • GB661291A - Improvements in interpolymers : en
  • GB661404A - Adhesives : en
  • AU147820B2 - An improved rotary internal combustion engine : en
  • AU153341B2 - Improvements in and relating to tilling or cultivating machines : en
  • US2575711A - Mass spectrometer recorder : en
  • DE1631124U - PAINT DISPENSER ROLLER. : de en
  • DE821992C - Holder for heat protection plates : de en
  • AU3819050A - Improvements in and relating to liquid fuel heaters : en
  • DE821650C - Miniature cooler : de en
  • DE821937C - Method and device for the continuous production of solids and / or liquid mixtures : de en
  • DE821628C - Splash protection device for sink : de en
  • GB661548A - Improved v-shaped belts : en
  • GB661561A - Methods of detoxifying alkaloid containing compounds : en
  • US2575401A - Safety lock device : en
  • DE1631017U - PERMANENT MAGNETIC OIL CLEANER. : de en
  • DE1631289U - DOWEL JUNCTION BOX ON PLASTER WITH MARKED VEIN GROOVES AND CLAMPS. : de en
  • USD165243S - Porter cabinet : en
  • AU519551A - Protective means for rotary moulding machines : en
  • US2575779A - Electrician's wrench and reamer : en
  • DE1631038U - DUST DEVICE FOR PLANT PROTECTION PRODUCTS. : de en
  • DE1631237U - ARRANGEMENT FOR CONTROLLING THE SHEARS ON VENEER JOINT MACHINES. : de en
  • DE821544C - Multi-articulated support with drawstrings : de en
  • FR994685A - Door for coke ovens with metal-to-metal seal : en fr
  • FR994737A - Device for generating, amplifying or modulating UHFs : en fr
  • DE821732C - Servo motor : de en
  • GB661521A - Improvements in or relating to aerials : en
  • DE821453C - Additional driving element intended for assembly with a driving element of a given size : de en
  • US2575765A - Fluid pressure released clutch : en
  • US2575634A - Smoker's pipe cleaner : en
  • US2575642A - Pleat former and holder : en
  • US2575855A - Contact tower reactor for vapor phase nitration : en
  • USD165246S - Fan blade : en
  • DE821924C - Scraper conveyor : de en
  • US2575333A - Noise suppression circuit : en
  • US2575472A - Key holder : en
  • US2575665A - Clutch control for marine transmission : en
  • DE821963C - Equipment for table lever works with route-by-route and manual operation of the switches : de en
  • AU159562B2 - Improvements relating tothe preparation of quaternary ammonium compounds : en
  • DE821515C - Device for switching between measuring points of electrical measuring devices with zero point within the scale, mainly electrical two-way controller with zero point in the middle of the scale : de en
  • DE821929C - Windmill blades with adjustment flaps : de en
  • DE821980C - Process for the preparation of an azo dye : de en
  • US2576084A - Speed control system for capacitor motors : en
  • DE826287B - Catalytic gas self-igniter : de en
  • DK73393C - Modulation coupling. : da en
  • CA478669A - Liquid diffusers : en fr
  • AU155154B2 - Improvements in or relating to separable closed-end stops for sliding clasp fasteners : en
  • US2575848A - Grapefruit cutting implement : en
  • USD165210S - Grille for air conditioning cabinet : en
  • CA478781A - Condensing aromatics with halogenated aliphatics : en fr
  • AU3823150A - An improved ticket or like roll for marking machines : en
  • AU3809250A - Improved toasting machine : en
  • DE1631287U - LAUNDRY DRYERS. : de en
  • GB661344A - Improvements in or relating to window construction : en
  • AU515251A - Overfeed device for clip-tentering machines : en
  • AU152333B2 - Overfeed device for clip-tentering machines : en
  • US2575732A - Zoned elevator system : en
  • US2575961A - Variable width pulse generating system : en
  • DE821799C - Hot wind valve with one-piece housing : de en
  • GB661219A - Improvements in or relating to electrical amplifier circuits : en
  • US2575657A - Threshold plate assembly : en
  • US2575694A - 3, 5, 5-trimethyloxazolidine-2, 4-dione : en
  • US2575448A - Electron discharge device : en
  • DE1631130U - BEARINGS FOR SHAFTS AS PART OF A TOY BOX. : de en
  • DE1631294U - ELECTRIC LUMINAIRE WITH INSULATED CABLE ENTRY POINT. : de en
  • FR994923A - Improvements to aerodynes : en fr
  • GB661412A - Improvements relating to the production of fluorescent electric discharge lamps : en
  • DE821948C - Steam condenser : de en
  • FR994783A - Plasticizer for synthetic resins : en fr
  • CA478664A - Picker sticks : en fr
  • US2575729A - Ditching and loading device : en
  • DE821710C - Screw jack : de en
  • DE822143C - Fluorescent discharge lamp with a large radiant surface : de en
  • GB661264A - Improvements in or relating to scanning circuits for cathode ray tubes : en
  • GB661642A - Improvements in and relating to storage battery with concentric cells : en
  • AU516651A - A process for recovering fibres from fibrous plants : en
  • CA478663A - Power-operable wood-splitting machines : en fr
  • CA478745A - Processes for working up the pancreas of mammals : en fr
  • US2575879A - Variable-area nozzle for downstream end of jet pipe in jet propulsion units : en
  • US2576066A - Protein purification process and proteinaceous product : en
  • CA478777A - Modified soy protein and the preparation thereof : en fr
  • AU510951A - Needle roller bearings : en
  • US2575850A - Valve for air brake control : en
  • AU519051A - An improvement in or relating to charges for fire extinguishers : en
  • US2576009A - Process for arresting the polymerization of chloroprene : en
  • DE821898C - Process for anodic treatment of objects made of aluminum or aluminum alloys : de en
  • AU158746B2 - Improvements in or relating to tubes for carrying yarn for weaving from shuttles : en
  • US2575549A - Rotary shaft seal : en
  • USD165234S - Wheel cover ob similar article : en
  • US2575346A - Apparatus for taper grinding elongated articles : en
  • US2575603A - Cementing tool : en
  • GB661539A - Improvements in or relating to variable pitch airscrews : en
  • USD165218S - Coleman restaurant building : en
  • AU159215B2 - Improvements in or relating to ticket issuing machines : en
  • DE821393C - Protective shield for electric welder : de en
  • DE821579C - Rolling gear : de en
  • FR994796A - Improvement in furnaces for melting materials such as glass : en fr
  • CA478773A - Two-speed motor drives with positive stops : en fr
  • DE821856C - Manure spreader : de en
  • FR994856A - Method and device for performing chemical precipitations and crystallizations, in particular for water softening : en fr
  • GB661304A - Electric converting apparatus : en
  • GB661546A - A mounting arrangement for the barrels of firearms and more particulary those of automatic rifles : en
  • AU518651A - Improvements in or relating to tubes for carrying yarn for weaving from shuttles : en
  • DE1631193U - DRIVE OF BRUSHING DEVICES FOR CLEANING VIBRATING SCREEN FABRICS. : de en
  • DE822190C - Printer device for sewing machines : de en
  • AU155391B2 - Improvements in or relating to windscreen wiper blades : en
  • DE821556C - Platinum alloy : de en
  • FR994701A - Toy : en fr
  • DE821376C - Current collector for electrical components, in particular control resistors, which can be adjusted by means of a spindle or the like : de en
  • DE821891C - Thread connection on containers : de en
  • DE822012C - Device for milling rectangular recesses made of wood : de en
  • DE822214C - Elastic drive chain, especially for bicycles with change gears : de en
  • US2575446A - Ring top bucket : en
  • US2575598A - Conveyer idler : en
  • US2576011A - Catadioptric optical system : en
  • CA478710A - Symmetrical tetramethyldiphenyldisiloxane and its preparation : en fr
  • US2575463A - Process for preparing leuco sulfuric acid esters of vat dyestuffs and salts thereof : en
  • US2575500A - Piston packing : en
  • AU521051A - Method of and apparatus for reclaiming sand : en
  • US2575819A - Crystal unit : en
  • AU156303B2 - Arrangement in electrically operated absorption refrigerating apparatus : en
  • CA478634A - Electrolytic cells : en fr
  • DE821367C - Changeover tap, especially for compressed air brake systems : de en
  • CA478661A - Means for anchoring wobble-plates : en fr
  • AU154809B2 - Improvements in or relating to railway sleepers of reinforced concrete and their method of manufacture : en
  • CA478712A - Microtome blade holders : en fr
  • CA478736A - Drip trays : en fr
  • GB661353A - Improvements in and relating to electrical contacts for holders for electron valves : en
  • GB661608A - Improvements in or relating to draught excluders for doors and the like : en
  • DE1631205U - PACKAGING FOR PRINTING PRODUCTS. : de en
  • DE822184C - Process for spraying stripes and sectors as well as surfaces and seams : de en
  • CA478677A - Visual instruction devices : en fr
  • AU3823350A - An improved price ticket or tag : en
  • US2575481A - Wire fastener : en
  • CA478793A - Brake control apparatus : en fr
  • US2576064A - Production of 3-fluorosalicylaldehyde : en
  • AU149609B2 - Protective means for rotary moulding machines : en
  • CA478749A - Frequency conversion systems : en fr
  • US2575853A - Pneumatic thread holder for weft replenishing loom : en
  • US2576002A - Dipyridinium compound : en
  • US2575772A - Rubber stamp : en
  • US2575399A - Textile lubricant : en
  • US2576029A - Cathode-ray device : en
  • AU152653B2 - Improvements in or relating to record changing mechanisms for gramophones andthe like : en
  • DE1631135U - CLOSURE FOR BAG PACKS MADE OF PAPER, CELL GLASS OR THE LIKE : de en
  • DE1631268U - LOCKING DEVICE FOR WINDOWS OR THE LIKE. : de en
  • DE821416C - Process for the production of blocked floor boards : de en
  • DE821566C - Buckle with a pin that can be closed by a lock : de en
  • DE821176C - Device for lifting a container from a vehicle : de en
  • DE821528C - Casting device for the production of thin-walled castings for dental and similar purposes : de en
  • DE821585C - Device for regulating the supply of grist in roller mills u. like : de en
  • FR994687A - Closure for shoes and shoes : en fr
  • GB661228A - Improvements relating to liquid pumps : en
  • GB661268A - Improvements in flexible hose couplings : en
  • GB661647A - Improvements in or relating to variable inductance coils of the sliding-core type : en
  • DE821979C - Process for the preparation of monoazo dyes : de en
  • CA478727A - Methods of treating sea animal products : en fr
  • CA478691A - Sound motion picture scanning apparatus : en fr
  • DE1631174U - SNOW AND CREAM FLAT. : de en
  • DE1631189U - HOSE CONNECTOR WITH CROSS MOUTH PIECE BLOWPIPE ADDITIONALLY FOR NORMAL BEEKEEPER PIPES. : de en
  • DE821697C - Device for precipitating the steam generated in boiling kettles : de en
  • GB661218A - Improvements in submarine craft : en
  • GB661534A - Improvements in spray pumps : en
  • AU152497B2 - Improvement in or relating to electrostatic precipitators : en
  • US2575439A - Tire : en
  • US2575873A - Motorized vehicle : en
  • AU508951A - Improvements in and relating to tilling or cultivating machines : en
  • CA478643A - Catches for drawers, doors and the like : en fr
  • CA478795A - Brake mechanism : en fr
  • US2575503A - Mechanic's support : en
  • USD165222S - Ludwig by : en
  • US2575917A - Swivel coupling : en
  • US2575325A - Heat pump system : en
  • US2575810A - Valve for metering system : en
  • DE821848C - Electron number adder : de en
  • GB661575A - Improvements in or relating to pivot structure for phonograph tone arm : en
  • US2575527A - Two-way plow : en
  • US2575868A - Toe spacing device : en
  • AU509051A - Improvements inself-locking nuts and methods of making thesame : en
  • AU160282B2 - Herbicidal compositions comprising dialkyl or diallyl fumarates : en
  • AU521251A - Improvements in and relating to machine attachments for tools : en
  • DE821641C - Automatic start-up and control device for refrigeration systems : de en
  • FR994513A - Electric current switch or similar device : en fr
  • CA478772A - Separation of acrylonitrile from acetonitrile by aqueous extraction : en fr
  • US2575487A - Chair structure : en
  • US2575655A - Sash construction : en
  • DE821953C - Procedure for inserting bridges : de en
  • US2575419A - Multiple swing farm gate : en
  • US2576008A - Wet blasting machine : en
  • GB661378A - Improvements in or relating to systems for producing phase-modulated oscillations : en
  • FR994621A - Improvements to conveyor belts : en fr
  • GR13292B - PROVISION FOR THE PROMOTION AND DISTRIBUTION OF POWDERFUL AND PERFORMANCE MATERIALS. : el en
  • FR994925A - Attachment system for jewelry and cufflinks : en fr
  • CA478674A - Separation of ions with ion active resins : en fr
  • GB661187A - Improvements in or relating to washing-up machines : en
  • GB661247A - Betatron-started synchrotrons : en
  • CA478714A - Heat transfer members : en fr
  • FR994511A - Process for the manufacture of filaments, threads, horsehair, straws and the like made from polymers of vinyl chloride : en fr
  • US2575992A - Polymeric lubricating oil additives : en
  • CA478641A - Trailer hitches : en fr
  • US2575940A - Mixing faucet : en
  • DE1631007U - RUNNING GEAR, IN PARTICULAR FOR ROLLER SWITCHES. : de en
  • GB661336A - Improved means for making roads : en
  • GR13282B - IMPROVEMENTS IN MATERIAL TREATMENT CONSISTING ALL OR PARTLY EXTRACTORY. : el en
  • US2575728A - Thermal meter, including variable positioning means for active elements : en
  • GB661515A - Process for the production of naphthyridine derivatives : en
  • GB661564A - Improvements relating to electric discharge devices such as tubular lamps : en
  • FR994533A - Automatic dispenser of slices of bread on oven rack with continuous rectilinear advance : en fr
  • GB661337A - Rolling mill with pass adjustment means : en
  • GB661554A - High frequency pre-emphasis for pulse code modulation : en
  • US2575818A - Fluid seal : en
  • US2576051A - Jeweler's vise : en
  • USD165224S - Electric oil sterilizer : en
  • FR994750A - Improvements to mine cartridges : en fr
  • DE1631145U - SUSPENDERS MADE OF CONTINUOUS BRAID OR RIBBON. : de en
  • GB661557A - Flat stereotype printing plate casting machine : en
  • GR13298B - METHOD FOR CONSTRUCTION OF STRAIGHT SPIRED IRON REINFORCED CONCRETE AND MACHINE TO PERFORM THE METHOD. : el en
  • DE1631081U - TWO-PIECE OR MULTIPLE-PIECE POSAMENTS FOR LIGHTING. : de en
  • DE822186C - Overlock sewing machine : de en
  • GB661213A - Improvements in pincers, shears, wire cutters and similar pivoted handle appliances : en
  • GB661216A - Improvements in or relating to rotary compressors : en
  • GB661483A - Improvements in or relating to calorimeters : en
  • GB661545A - Improved internal-combustion engine : en
  • FR994580A - Self-cooling pasteurizer : en fr
  • GB661592A - Improvements in and relating to means for driving the cutting apparatus of mowing mechanisms mounted on tractors : en
  • GB661645A - Improvements in sensitive photographic emulsions : en
  • GB661340A - Improvements in and relating to electric transformers : en
  • GB661380A - Improvements in or relating to plasticised polyvinyl resin compositions : en
  • GB661566A - Synthetic lubricants : en
  • AU3820850A - Improvements in leg supports : en
  • CA478726A - Cold welding of ductile metals : en fr
  • AU511351A - Improved Transducers : en
  • FR994518A - Hair treatment device : en fr
  • US2575435A - Self-setting rodent trap : en
  • US2575639A - Auger-type feeding device for silage blowers : en
  • US2575805A - Tripod gun mount : en
  • DE822029C - Cutter for branches on trees : de en
  • FR994599A - Carburetor : en fr
  • US2575583A - Loose-leaf binder : en
  • US2575631A - Vacuum mandrel : en
  • US2575769A - Detection of ions : en
  • DE1631182U - BUTTON WITH FABRIC COVER. : de en
  • DE821387C - Frame for through openings in double walls of a wrought iron boiler and like : de en
  • DE821694C - Sitting deck chair : de en
  • GB661571A - Improvements in or relating to cutting dies : en
  • DE821954C - Rail vehicle with a car body suspended on two-axle, single-track bogies, in particular overhead rail cars : de en
  • DE821735C - Multi-stage turbine with ceramic rotor blades : de en
  • US2575522A - Transmission : en
  • US2575591A - Pencil holder : en
  • DE821629C - Hose, especially for hairdryers : de en
  • DE821939C - Letter box car designed as a mobile inclined desk : de en
  • GR13280B - APPEARANCE, DISAPPEARANCE, METAMORPHOSIS, SOULS OR SOULS OF SURFACES OF COUNTRIES ETC. FOR COLOR - VISION. : el en
  • US2575635A - Rotary brush : en
  • US2575899A - Automatic wire tying machine : en
  • US2575402A - Automatic stem lock for diaphragm valves : en
  • US2575764A - Air-filled upholstery and method of manufacture : en
  • DE822075C - Spin dryer : de en
  • CA478786A - Bicycle drives : en fr
  • DE821635C - Mounting of the form plates on the form plate cylinder of rotary printing machines : de en
  • DE822234C - Protection device on garment pockets against robbery by slitting : de en
  • DK73380C - Process for the preparation of piperazine mono-carboxamides. : da en
  • DE1631143U - REPLACEABLE THREE-PIECE BELT ON ITEMS, WITHOUT THE USE OF BUTTONS. : de en
  • DE821489C - Process for converting gas mixtures that are not combustible at normal temperature : de en
  • DE821509C - Telephone receiver that can be used without hand support : de en
  • DE822096C - Method for introducing and radial pretensioning of an annular rubber spring element for wheels, in particular for rail vehicles : de en
  • DE821524C - Process for the preparation of benzimidazole netrocyanines : de en
  • DE821631C - Process for making synthetic fibers suitable for glue finishes, in particular for the production of abrasive tapes from cellulose fabrics : de en
  • DE821827C - Method and machine for blasting glass tubes : de en
  • DE821822C - Heat-protected hub, especially for centrifugal fans : de en
  • US2575825A - Brake mechanism : en
  • DE822002C - Glass feeder : de en
  • FR994766A - Improvements in ferrous sulphate processing : en fr
  • FR994790A - Electric space heating system : en fr
  • US2575322A - Salt bath rectifier : en
  • US2575878A - Method of making multiple bead pneumatic tire casings : en
  • GB661357A - Process for the production of compounds of penicillin with the sulfonamide drugs, sulfanilamide, sulfathiazole, sulfadiazine, sulfamerazine, sulfapyridine and sulfaguanidine : en
  • GB661374A - Process for separating oil-soluble substances : en
  • US2575942A - Latch mechanism for folding table leg assembly : en
  • DE1631093U - CEILING FOR REINFORCED CONCRETE RIBBED CEILING MADE OF LIGHTWEIGHT PANEL, WOOD AND REED. : de en
  • DE1631123U - STAMP FOR DECORATIVE PURPOSES. : de en
  • DE821648C - Ice cream machine : de en
  • DE821669C - Electrical socket with contact element attached to the insulating base by being snapped into place : de en
  • DE821709C - Formwork for the production of smooth or patterned ceilings or walls made of concrete, reinforced concrete or similar building materials : de en
  • DE822114C - Frequency modulated oscillator : de en
  • DE821643C - Condenser for refrigeration machines : de en
  • DE821715C - Process for the production of hollow bodies from elastic or flexible film-forming materials : de en
  • US2575619A - Rock drill : en
  • US2575971A - Milk bottle holder : en
  • US2576072A - Manufacture of nickel formate : en
  • FR994567A - Device for presenting objects or documents : en fr
  • FR994861A - Washing machine for bottles and other containers : en fr
  • DE821971C - Measuring bridge for inductivities : de en
  • US2575532A - Airplane control device : en
  • US2576041A - Alignment device for measuring wheels : en
  • USD165213S - Photographic processing apparatus : en
  • US2575578A - Link mounted brake : en
  • US2575704A - Automatically controlled washing apparatus : en
  • DE1631045U - SUSPENSION INDEPENDENTLY BY MEANS OF TWO STEERING LINKS OF DRIVEN BIKES, IN PARTICULAR THE STEERING DRIVES OF MOTOR VEHICLES. : de en
  • DE807034C - Plow body with removable share and connecting mouldboard : de en
  • FR994931A - Improvement to expandable rings : en fr
  • DE1631053U - MULTIPLE GRINDING MACHINE. : de en
  • DE1631230U - CHILDREN'S BOTTLE TO KEEP THE FILLED LIQUID WARM. : de en
  • DE821684C - Process for converting raw oils or raw oil residues : de en
  • FR994947A - Accounting machine or similar : en fr
  • GB661473A - Improved fungistatic wrappers : en
  • DE821895C - Method and device for producing shiny Glavanian precipitates : de en
  • US2575636A - Circulatory supply and drainage system for bathtubs : en
  • DE1631300U - EXPANSION KNOB. : de en
  • DE821440C - Device for turning and twisting crops, especially hay, into straits : de en
  • GB661225A - Improvements in foot-operated controllers for electric motors : en
  • GB661226A - Improvements relating to pneumatic operating mechanism for electric circuit-breakers : en
  • GB661385A - The production of oxalate coatings : en
  • GB661468A - Method of, and apparatus for, knotting threads, yarn and twines : en
  • US2575869A - Rotary car-dumping mechanism : en
  • US2575379A - Control lever mounted on threaded pivot : en
  • FR994540A - Stem for bicycle handlebars and lighting combined with this stem : en fr
  • DE1631221U - ARRANGEMENT OF A TV WITH GOOD SOUND REPRODUCTION. : de en
  • DE821368C - Hold-open device for conveyor wagons : de en
  • GB661302A - Improvements relating to vehicle windscreen wipers : en
  • GB661565A - Improvements in methods of welding overlapped weldable material : en
  • DE821922C - Production of a heat-insulating compound : de en
  • US2575707A - High-voltage switch assembly : en
  • FR994652A - Winding mechanism for striking or chime clocks : en fr
  • GB661181A - Improvements in lamps for projecting a spot light : en
  • GB661452A - Improvements in road wheel suspensions for motor road vehicles : en
  • FR994932A - Adjustable and rolling baby lounger : en fr
  • CA478752A - Four-way cable contacts : en fr
  • GB661164A - Apparatus for measurement of power, voltage and current : en
  • GB661251A - Improvements in flat irons : en
  • GB661443A - Improvements relating to the treatment of liquids which contain solid matter : en
  • DE821975C - Multipurpose electric heater : de en
  • FR994853A - Heating device, particularly for airplanes : en fr
  • USD165235S - Infant s bottle guard or similar article : en
  • DE1631206U - ROTATING ROLLER TRACK POINT. : de en
  • DE1631155U - ADJUSTABLE FOOT AND BENCH AT RONTGEN - DIAGNOSTICS - EXAMINATION EQUIPMENT. : de en
  • GB661246A - Improvements in animal traps : en
  • GB661626A - Improvements in and relating to filter plugs for cigarettes : en
  • USD165208S - Flocked fabric : en
  • DE1631216U - HANDLE FASTENING FOR CLEANING, GARDEN AND OTHER HANDLE EQUIPMENT. : de en
  • DE822041C - Fluid circulation displacement pump with device for reversing the conveying direction while the drive direction of rotation remains the same : de en
  • DE822164C - Scaffolding for the production of ceiling or roof structures, etc. like : de en
  • FR994629A - Machine for tamping ballast on railway tracks : en fr
  • US2575630A - Plier type tile piercing tool : en
  • US2575775A - Diaphragm valve : en
  • CA478784A - Processes for producing sulfonic acid soap : en fr
  • USD165231S - Iii., etal telescope : en
  • US2575683A - Intercooler and control system for turbo power plants : en
  • DE821443C - Screw locking : de en
  • DE821726C - Glow ignition device for small internal combustion engines : de en
  • DE821955C - Garratt articulated locomotive with one spring group each for the coupling and running axles : de en
  • GB661179A - Improvements in or relating to machine tools : en
  • GB661281A - Improvements in or relating to controls for the transmission gearing of multiple engine power plant : en
  • US2575983A - Fluid pressure control apparatus for engines : en
  • US2576018A - Violin holder and harness : en
  • GB661241A - Process for making tin hydrocarbons : en
  • GB661330A - Improvements in adjustable and variable pitch fans : en
  • GB661623A - Improvements in or relating to airplanes : en
  • US2575927A - Boron carbide material and process : en
  • US2575946A - Fluid pressure brake equipment : en
  • DE821394C - Adjustable drawing table : de en
  • GB661525A - Control mechanism for change speed gears of motor vehicles : en
  • GB661199A - Improvements in or relating to machines for isolating unsound metal of an ingot : en
  • GB661328A - An apparatus for tracing objects, designs and the like to reduced or enlarged scale : en
  • US2575839A - Process for crimping uncrosslinked fibers : en
  • US2576068A - Machine for making cotton tipped applicators : en
  • US2575421A - Autographic register : en
  • US2576037A - Sulfonyl fluorides of amino azo dyestuffs : en
  • DK73415C - The flush cisterns with a floating outlet valve. : da en
  • GB661169A - Process and apparatus for separating a suspension into two fractions of different concentration and apparatus therefor : en
  • GB661396A - A portable pneumatic tool : en
  • DE822246C - Protection circuit for relays with short-circuit circuits and railway safety systems : de en
  • DE821787C - Process for the production of xylidines : de en
  • DE822066C - Painting machine with pattern roller and paint tank : de en
  • DE822067C - Paint application device : de en
  • FR994557A - Safety valve for fuel line or similar : en fr
  • US2575581A - Coated rubber hydrochloride film : en
  • US2576070A - Package for a belt : en
  • US2575516A - Glow tube switch : en
  • DE1631019U - SCRAPERS, ESPECIALLY FOR REMOVING CORNEAL AND CHICKEN EYES. : de en
  • DE1631088U - CABINET FOR DENTAL PURPOSES. : de en
  • DE821425C - Metal friction lining for the iron pit lining : de en
  • DE1631100U - MILK METER. : de en
  • DE822072C - System for unloading coal or other minerals from mine shafts : de en
  • GB661603A - Improvements relating to the reduction of the angle-modulation of amplitude-modulated oscillations : en
  • GB661438A - Cork puller : en
  • GB661478A - Improvements in and relating to means for suspending curtains : en
  • FR994706A - Articulated toy : en fr
  • GB661643A - Improvements in and relating to shaft couplings : en
  • AU516151A - Improvements relating to welding electrodes : en
  • DE1631290U - ROCKER LEVER GUIDE FOR SWITCHING BRIDGES OF ELECTRICAL SWITCHING DEVICES. : de en
  • AU156360B2 - Improvements relating to closing appliances for bottle capping machinery : en
  • GB661497A - Spectrographic apparatus : en
  • GB661598A - Improvements relating to mechanism for operating remote-control linkages : en
  • USD165225S - Electric motor housing : en
  • GB661277A - Process of producing insoluble layers on carriers from carboxylic acids of high molecular weight : en